1 2008-08-12 Ira Rosen <irar@il.ibm.com>
3 * tree-vectorizer.c: Depend on langhooks.h.
4 (supportable_widening_operation): Add two arguments. Support double
6 (supportable_narrowing_operation): Likewise.
7 * tree-vectorizer.h (supportable_widening_operation): Add two
9 (supportable_narrowing_operation): Likewise.
10 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
11 supportable_widening_operation with correct arguments.
12 * tree-vect-transform.c (vectorizable_conversion): Likewise.
13 (vectorizable_type_demotion): Support double type conversions.
14 (vectorizable_type_promotion): Likewise.
15 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
17 2008-08-11 Michael Matz <matz@suse.de>
19 * i386/i386.c (override_options): Move initialisation from
20 flag_schedule_insns_after_reload to here from ...
21 (optimization_options): ... here.
23 2008-08-11 Jakub Jelinek <jakub@redhat.com>
25 PR rtl-optimization/36998
26 * dwarf2out.c (compute_barrier_args_size_1,
27 compute_barrier_args_size): Temporarily remove assertions.
29 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32 * tree-ssa.c (struct walk_data): Add new flag
33 warn_possibly_uninitialized.
34 (warn_uninitialized_var): Use it.
35 (warn_uninitialized_vars): New.
36 (execute_early_warn_uninitialized): Call it.
37 (execute_late_warn_uninitialized): Likewise.
39 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
42 * reload1.c (gen_reload): Guard calls to get_secondary_mem
45 2008-08-09 Jan Hubicka <jh@suse.cz>
48 * optabs.c (maybe_emit_unop_insn): Remove produced code if
50 (expand_fix): Be prepared for expansion to fail.
51 (expand_sfix_optab): Remove instructions if expansion failed.
53 2008-08-09 Anatoly Sokolov <aesok@post.ru>
55 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
57 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
58 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
60 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
62 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
63 mips/t-libgcc-mips16 to tmake_file.
64 * config/mips/mips-protos.h (mips_call_type): New enum.
65 (mips_pic_base_register, mips_got_load): Declare.
66 (mips_restore_gp): Take an rtx argument.
67 (mips_use_pic_fn_addr_reg_p): Declare.
68 (mips_expand_call): Replace the sibcall_p argument with
69 a mips_call_type argument. Add a lazy_p parameter.
70 (mips_split_call): Declare.
71 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
72 (MIPS16_PIC_TEMP): Likewise.
73 (reg_class): Delete M16_NA_REGS.
74 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
75 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
76 (mips_split_hi_p): Declare.
77 * config/mips/mips.c (mips_split_hi_p): New array.
78 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
79 (mips_got_symbol_type_p): New function.
80 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
81 (mips16_stub_function_p): New function.
82 (mips16_local_function_p): Likewise.
83 (mips_use_pic_fn_addr_reg_p): Likewise.
84 (mips_cannot_force_const_mem): Return false for HIGHs.
85 Extend CONST_INT and symbolic handling to MIPS16, using
86 mips_symbol_insns to check that the base symbol type is a
87 legitimate constant. Reject GOT-based constants if
88 TARGET_MIPS16_PCREL_LOADS.
89 (mips_const_insns): Check targetm.cannot_force_const_mem when
90 decomposing a symbolic base and a large offset.
91 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
92 When calling a function that needs $25 from MIPS16 code,
93 move the target address into $25 separately and add a USE
95 (mips16_gp_pseudo_reg): Insert the initializer immediately
96 before the first real insn.
97 (mips_pic_base_register, mips_got_load): New functions.
98 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
99 parameter to LOW_OUT. Say that it can be any valid SET_SRC
100 when splitting a load-address operation. Split SYMBOL_GOT_DISP
101 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
102 (mips_call_tls_get_addr): Update the call to mips_expand_call,
103 also passing NULL_RTX rather than const0_rtx as the aux argument.
104 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
105 instead of TARGET_EXPLICIT_RELOCS.
106 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
107 (mips_load_call_address): Replace the sibcall_p argument with
108 a mips_call_type argument. Use mips_got_load.
109 (mips16_local_alias): New structure.
110 (mips16_local_aliases): New variable.
111 (mips16_local_aliases_hash): New function.
112 (mips16_local_aliases_eq): Likewise.
113 (mips16_local_alias): Likewise.
114 (mips16_stub_function): Likewise.
115 (mips16_build_function_stub): Create a local alias for the target
116 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
117 .cpload directive and an R_MIPS_NONE relocation for the target
118 function, then load the alias rather than the function itself.
119 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
120 (mips16_copy_fpr_return_value): Use mips16_stub_function and
121 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
122 (mips16_build_call_stub): Replace the FN parameter with an
123 FN_PTR parameter. Force the address into a register if it
124 isn't a call_insn_operand; don't rely on the caller to do this.
125 If a call to a locally-defined and locally-binding MIPS16
126 function must be made indirectly, redirect the call to the
127 function's local alias. Use mips16_stub_function_p,
128 mips16_stub_function, mips_expand_call and use_reg.
129 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
130 Use explicit %hi and %lo accesses where possible.
131 Use MIPS_CALL to generate the correct code form of a
132 jal instruction. Add clobbers of $18 instead of uses.
133 Update the call to mips_emit_call_insn.
134 (mips_expand_call): Replace the SIBCALL_P argument with a
135 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
136 Take a LAZY_P parameter. Call mips16_build_call_stub first,
137 allowing it to modify the call address. Update the calls to
138 mips_load_call_address and mips_emit_call_insn.
139 (mips_split_call): New function.
140 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
141 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
142 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
143 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
144 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
146 (mips_cprestore_slot): New function.
147 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
148 and use mips_cprestore_slot.
149 (mips_output_function_prologue): Handle TARGET_MIPS16 for
151 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
152 then use a copygp_mips16 instruction to set up $28.
153 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
154 (mips16_lay_out_constants): Call split_all_insns_noflow.
155 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
156 false if TARGET_MIPS16.
157 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
158 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
159 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
160 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
161 MIPS16 code. Allow MIPS16 o32 PIC.
162 (mips_override_options): Allow MIPS16 o32 PIC.
163 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
164 after reload if TARGET_USE_GOT.
165 (UNSPEC_COPYGP): New constant.
166 (length): Use a default length of 8 for MIPS16 GOT loads.
167 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
168 (*got_page<mode>): Check mips_split_hi_p.
169 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
170 (unspec_got<mode>, unspec_call<mode>): New expanders.
171 (load_got<mode>, load_call<mode>): Remove the length attributes.
172 Use a got attribute instead of a type attribute.
173 (copygp_mips16): New insn.
174 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
175 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
176 (sibcall, sibcall_value, call, call_value): Update the calls
178 (call_internal, call_value_internal): Use mips_split_call.
179 (call_value_multiple_internal): Likewise.
180 (call_split): Move after call_internal (the insn it is split from).
181 (call_internal_direct, call_value_internal_direct): Turn into
182 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
183 (call_direct_split, call_value_direct_split): New patterns.
184 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
185 and use M16_REGS instead of M16_NA_REGS.
186 * config/mips/predicates.md (const_call_insn_operand): Replace
187 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
188 mips_use_pic_fn_addr_reg_p check.
189 (move_operand): Reject HIGHs if mips_split_hi_p.
190 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
191 (__mips16_floatunsisf): Inline __mips16_floatsisf.
192 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
193 * config/mips/libgcc-mips16.ver: New file.
194 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
195 $(srcdir)/config/mips/libgcc-mips16.ver.
197 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
199 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
200 (mips_unspec_address, mips_unspec_offset_high): Likewise.
201 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
202 (mips16_cfun_returns_in_fpr_p): Likewise.
204 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
206 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
207 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
210 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
212 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
213 (FUNCTION_PROFILER): Save the static chain pointer into $2
214 beforehand and restore it aftewards.
215 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
216 address directly into $25 and call the function through $25;
217 do not clobber $3. Pad the DImode version to cover the space
218 left by the deleted $25 <- $3 move.
219 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
220 the removal of the $25 <- $3 move.
221 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
222 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
224 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
225 Daniel Jacobowitz <dan@codesourcery.com>
227 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
228 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
229 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
230 * config/mips/mips.c (mips_start_function_definition): New function.
231 (mips_end_function_definition): Likewise.
232 (mips_output_function_prologue): Use mips_start_function_definition.
233 (mips_output_function_epilogue): Use mips_end_function_definition.
234 (build_mips16_function_stub): Use mips_start_function_definition
235 and mips_end_function_definition.
236 (build_mips16_call_stub): Likewise.
238 2008-08-09 Richard Guenther <rguenther@suse.de>
240 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
241 * gimple.h (gimple_call_fn): Adjust comment.
242 (gimple_call_set_fndecl): New function.
243 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
244 longer having bare FUNCTION_DECL operand.
245 (gimple_call_return_type): Likewise.
246 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
248 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
249 (gimple_mod_pow2): Likewise.
250 (gimple_mod_subtract): Likewise.
251 (gimple_ic): Likewise.
252 (gimple_stringop_fixed_value): Likewise.
253 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
254 longer having bare FUNCTION_DECL operand.
255 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
256 * omp-low.c (optimize_omp_library_calls): Likewise.
257 * cgraphunit.c (update_call_expr): Likewise.
258 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
259 (execute_convert_to_rsqrt): Likewise.
260 * cfgexpand.c (gimple_to_tree): Simplify.
261 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
262 bare FUNCTION_DECL operand.
263 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
264 (convert_gimple_call): Use gimple_call_fndecl.
265 * c-common.c (c_warn_unused_result): Likewise.
267 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
270 * c-typeck.c (digest_init): Call verify_sequence_points from here.
271 (c_finish_return): Likewise.
272 (c_start_case): Likewise.
273 * c-common.c (warn_for_collisions_1): Use explicit location in
275 * c-parser.c (c_parser_condition): New. Call
276 verify_sequence_points.
277 (c_parser_paren_condition): Call c_parser_condition.
278 (c_parser_for_statement): Call c_parser_condition.
280 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
283 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
284 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
285 Moved from diagnostic.h
286 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
288 (emit_diagnostic): New.
289 (warning0, pedwarn0): Delete.
290 (warning, warning_at, pedwarn, permerror): Return bool.
291 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
292 Moved to diagnostic.c.
293 (struct diagnostic_context): Use correct type for
295 (diagnostic_report_diagnostic): Update declaration.
296 (emit_diagnostic): Declare.
297 * errors.c (warning): Return bool.
298 * errors.h (warning): Update declaration.
299 * toplev.h (warning0, pedwarn0): Delete.
300 (warning, warning_at, pedwarn, permerror): Return bool.
301 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
302 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
303 inform. Update all calls.
304 (diagnose_mismatched_decls): Check return value of warning/pedwarn
305 before giving informative note.
306 (implicit_decl_warning): Likewise.
307 * c-typeck.c (build_function_call): Likewise.
308 * tree-sssa.c (warn_uninit): Likewise.
309 * builtins.c (gimplify_va_arg_expr): Likewise.
311 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
314 * doc/invoke.texi (-Wextra): Move warning from here...
315 (-Wuninitialized): ... to here.
317 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
320 * flags.h (set_Wunused): Delete
321 * toplev.c (process_options): Handle Wunused flags here.
322 * opts.c (maybe_warn_unused_parameter): Delete.
323 (common_handle_option): Replace set_Wunused by warn_unused.
324 (set_Wextra): Do not handle Wunused-parameter here.
325 (set_Wunused): Delete.
326 * c-opts.c (c_common_handle_option): Replace set_Wunused by
328 * common.opt (Wunused): Add Var and Init.
329 (Wunused-function): Likewise.
330 (Wunused-label): Likewise.
331 (Wunused-parameter): Likewise.
332 (Wunused-value): Likewise.
333 (Wunused-variable): Likewise.
335 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
337 * doc/invoke.texi: Add cpu_type power7.
338 * config.in (HAVE_AS_VSX): New.
339 * config.gcc: Add cpu_type power7.
340 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
342 * configure: Regenerate.
343 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
345 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
346 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
347 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
349 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
351 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
352 type to vectorize.builtin_conversion.
353 (vectorizable_conversion): Likewise.
354 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
355 integral type as input.
356 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
358 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
359 and ALTIVEC_BUILTIN_VCTSXS.
360 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
363 2008-08-08 Richard Guenther <rguenther@suse.de>
365 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
366 (surely_varying_stmt_p): Calls are varying only if they are
367 non-builtin and not indirect or have no result.
368 (ccp_fold): Re-instantiate code before the tuples merge.
370 2008-08-08 Richard Guenther <rguenther@suse.de>
372 PR tree-optimization/37056
373 * gimple.h (gimple_assign_rhs_class): New helper function.
374 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
375 unary operations properly.
377 2008-08-07 Jan Hubicka <jh@suse.cz>
379 * i386.h (ix86_size_cost): Declare.
380 (ix86_cur_cost): New function macro.
381 * i386.md (peepholes expanding size and splitters): Predicate by
382 optimize_insn_for_speed_p.
383 (peepholes reduce size and splitters): Predicate by
384 optimize_insn_for_size_p.
385 * i386.c (ix86_size_cost): Rename from ...
386 (size_cost): This one.
387 (override_options): Update.
388 (decide_alg): Likewise.
389 (ix86_expand_clear): Use RTL profile.
390 (ix86_pad_returns): Use RTL profile.
392 2008-08-07 Jan Hubicka <jh@suse.cz>
394 * recog.c (split_all_insns): Set RTL profile
395 (peephole2_optimize): Likewise.
396 * function.c (thread_prologue_and_epilogue_insns): Likewise.
397 * combine.c (combine_instructions): Likewise.
399 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
401 * c-common.c (c_common_reswords): Also warn about keyword "bool".
403 2008-08-07 Bob Wilson <bob.wilson@acm.org>
405 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming value
406 in a6 after the set_frame_ptr insn.
408 2008-08-07 Richard Henderson <rth@redhat.com>
411 * gcc.c (cpp_options): Pass along -g*.
413 2008-08-07 Joseph Myers <joseph@codesourcery.com>
415 * config/arm/arm.c (output_move_neon): Update comment describing
416 big-endian vector layout.
417 (arm_assemble_integer): Do not handle big-endian NEON vectors
419 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
420 neon_vget_lane<mode>_sext_internal,
421 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
422 element indices for big-endian.
424 2008-08-07 Richard Henderson <rth@redhat.com>
426 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
427 * configure, config.in: Rebuild.
428 * debug.h (dwarf2out_do_cfi_asm): Declare.
429 * c-cppbuiltin.c (c_cpp_builtins): Use it.
430 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
431 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
432 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
434 2008-08-07 Joseph Myers <joseph@codesourcery.com>
436 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
437 movv2si_internal): Combine into mov<mode>_internal.
438 (movv2si_internal_2): Remove.
440 2008-08-07 Jan Hubicka <jh@suse.cz>
443 * i386.md (single stringop patterns): Enable unconditionally.
445 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
448 * config/i386/emmintrin.h (_mm_move_epi64): Use
449 __builtin_ia32_movq128.
451 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
452 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
454 * config/i386/sse.md (sse2_movq128): New.
456 * doc/extend.texi: Document __builtin_ia32_movq128.
458 2008-08-07 Richard Guenther <rguenther@suse.de>
461 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
462 pointers can access anything.
464 2008-08-06 Jan Hubicka <jh@suse.cz>
466 * optabs.c (emit_unop_insn): Break out to ...
467 (maybe_emit_unop_insn): ... this one.
468 (expand_sfix_optab): Use maybe variant.
469 * optabs.h (maybe_emit_unop_insn): Declare.
471 * i386.md (mov0 patterns): Enable by default.
472 (FP conversion expanders): Disable expansion of code expanding
473 sequences when instruction should be optimized for size.
474 (single strinop patterns): Enable when optimizing for size.
475 (string expanders): Disable expanding of code expanding sequences
476 when optimizning instruction for size.
477 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
479 (ix86_fp_comparison_sahf_cost): Likewise.
480 (ix86_expand_branch): Likewise.
481 (ix86_expand_ashl_const): Likewise.
482 (ix86_split_ashl): Likewise.
483 (ix86_expand_strlen): Likewise.
484 (ix86_emit_fp_unordered_jump): Likewie.
486 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
488 * c-common.c: Fix typo.
489 (c_common_reswords): Activate more C++ keyword warnings.
491 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
493 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
496 * diagnostic.c (permerror_at): New.
497 * toplev.h (permerror_at): Declare.
499 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
500 Ira Rosen <irar@il.ibm.com>
502 * tree-vect-transform.c (vect_model_simple_cost): Return
503 immediately if stmt is pure SLP.
504 (vect_model_store_cost): Ditto.
505 (vect_model_load_cost): Ditto.
506 (vectorizable_store): Remove PURE_SLP check before call
507 to vect_model_store_cost.
508 (vect_model_store_cost): When checking whether stmt describe
509 strided access, add a check that it is not slp_node.
511 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
514 * c-common.c (warn_for_sign_compare): New. Handle separately the
515 case that 'constant' is zero.
516 * c-typeck.c (build_binary_op): Move code to c-common.c
518 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
520 * config/alpha/alpha.c (alpha_preferred_reload_class,
521 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
522 alpha_output_mi_thunk_osf): Avoid C++ keywords.
523 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
524 * config/arm/arm.md: Likewise.
525 * config/avr/avr-protos.h (preferred_reload_class,
526 test_hard_reg_class, avr_simplify_comparison_p,
527 out_shift_with_cnt, class_max_nregs): Likewise.
528 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
529 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
530 preferred_reload_class, test_hard_reg_class): Likewise.
531 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
532 bfin_memory_move_cost, bfin_secondary_reload,
533 bfin_output_mi_thunk): Likewise.
534 * config/crx/crx.c (crx_secondary_reload_class,
535 crx_memory_move_cost): Likewise.
536 * config/frv/frv-protos.h (frv_secondary_reload_class,
537 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
538 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
539 frv_secondary_reload_class, frv_class_likely_spilled_p,
540 frv_class_max_nregs): Likewise.
541 * config/h8300/h8300.c (h8300_classify_operand,
542 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
544 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
545 * config/ia64/ia64.c (ia64_preferred_reload_class,
546 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
547 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
548 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
550 * config/m68hc11/m68hc11.c (preferred_reload_class,
551 m68hc11_memory_move_cost): Likewise.
552 * config/mcore/mcore.c (mcore_secondary_reload_class,
553 mcore_reload_class): Likewise.
554 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
555 mips_class_max_nregs, mips_cannot_change_mode_class,
556 mips_preferred_reload_class, mips_secondary_reload_class,
557 mips_output_mi_thunk): Likewise.
558 * config/mmix/mmix.c (mmix_preferred_reload_class,
559 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
561 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
563 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
564 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
565 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
566 * config/rs6000/rs6000.c (paired_expand_vector_init,
567 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
568 compare_section_name, rs6000_memory_move_cost): Likewise.
569 * config/s390/s390.c (s390_emit_compare_and_swap,
570 s390_preferred_reload_class, s390_secondary_reload,
571 legitimize_pic_address, legitimize_tls_address,
572 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
573 s390_class_max_nregs): Likewise.
574 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
575 * config/s390/s390.md: Likewise.
576 * config/score/score-protos.h (score_secondary_reload_class,
577 score_preferred_reload_class): Likewise.
578 * config/score/score.c (score_preferred_reload_class,
579 score_secondary_reload_class): Likewise.
580 * config/score/score3.c (score3_output_mi_thunk,
581 score3_preferred_reload_class, score3_secondary_reload_class,
582 score3_hard_regno_mode_ok): Likewise.
583 * config/score/score3.h (score3_preferred_reload_class,
584 score3_secondary_reload_class): Likewise.
585 * config/score/score7.c (score7_output_mi_thunk,
586 score7_preferred_reload_class, score7_secondary_reload_class,
587 score7_hard_regno_mode_ok): Likewise.
588 * config/score/score7.h (score7_preferred_reload_class,
589 score7_secondary_reload_class): Likewise.
590 * config/sh/sh.c (prepare_move_operands, output_far_jump,
591 output_branchy_insn, add_constant, gen_block_redirect,
592 sh_insn_length_adjustment, sh_cannot_change_mode_class,
593 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
595 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
596 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
597 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
598 xstormy16_preferred_reload_class): Likewise.
599 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
600 xtensa_expand_atomic, override_options,
601 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
603 * reorg.c (try_merge_delay_insns): Likewise.
604 * tree.c (merge_dllimport_decl_attributes): Likewise.
606 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
608 2008-08-06 Michael Matz <matz@suse.de>
610 * Makefile.in (write_entries_to_file): Quote words.
611 * gengtype.c: (read_input_line): Skip over leading white-space.
613 2008-08-06 Marc Gauthier <marc@tensilica.com>
615 * config.gcc: Match more processor names for Xtensa.
616 * configure.ac: Likewise.
617 * doc/install.texi (Specific): Likewise.
618 * configure: Regenerate.
620 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
622 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
623 * calls.c (avoid_likely_spilled_reg): Likewise.
624 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
625 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
626 * config/i386/i386.c (ix86_expand_special_args_builtin,
627 ix86_secondary_reload): Likewise.
628 * except.c (struct eh_region, gen_eh_region_catch,
629 remove_unreachable_regions, duplicate_eh_regions,
630 assign_filter_values, build_post_landing_pads,
631 sjlj_find_directly_reachable_regions, remove_eh_handler,
632 reachable_next_level, foreach_reachable_handler,
633 can_throw_internal_1, can_throw_external_1,
634 collect_one_action_chain): Likewise.
635 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
636 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
637 * function.c (update_temp_slot_address, instantiate_new_reg,
638 instantiate_virtual_regs_in_rtx,
639 instantiate_virtual_regs_in_insn): Likewise.
640 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
641 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
642 gimplify_cleanup_point_expr): Likewise.
643 * ipa-cp.c (ipcp_lattice_changed): Likewise.
644 * passes.c (next_pass_1): Likewise.
645 * print-tree.c (print_node_brief, print_node): Likewise.
646 * profile.c (branch_prob): Likewise.
647 * tree-dump.c (dump_register): Likewise.
648 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
650 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
651 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
652 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
653 copy_arguments_for_versioning, copy_static_chain): Likewise.
654 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
655 add_new_name_mapping, register_new_name_mapping): Likewise.
656 * tree-mudflap.c (mf_xform_derefs): Likewise.
657 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
658 get_init_expr, combine_chains): Likewise.
659 * tree-pretty-print.c (dump_generic_node): Likewise.
660 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
661 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
662 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
663 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
665 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
668 * calls.c (expand_call): Use the biggest preferred stack
671 2008-08-06 Michael Matz <matz@suse.de>
674 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
675 for reused reload, instead of overwriting them.
677 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
680 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
681 for incoming stack boundary.
683 * function.c (assign_parm_find_entry_rtl): Update
686 * function.h (rtl_data): Add parm_stack_boundary.
688 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
689 parm_stack_boundary for incoming stack boundary.
691 2008-08-06 Joseph Myers <joseph@codesourcery.com>
693 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
694 for unrepresentable subregs or treat them as equal to other regs
695 or subregs with the same register number.
697 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
700 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
703 2008-08-06 Jan Hubicka <jh@suse.cz>
705 * predict.c (maybe_hot_frequency_p): When profile is absent, all
706 frequencies might be hot.
708 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
710 * reload.c (find_reloads): Force constants into literal pool
711 also if they are wrapped in a SUBREG.
713 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
716 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
717 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
718 Don't allow predicated instructions for data speculation.
719 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
722 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
724 * haifa-sched.c (extend_global): Split to extend_global_data and
725 extend_region_data. Update all uses.
726 (extend_all): Rename to extend_block_data.
728 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
730 * sched-rgn.c (new_ready): Check if instruction can be
731 speculatively scheduled before attempting speculation.
732 (debug_rgn_dependencies): Remove wrongful assert.
734 2008-08-05 Bob Wilson <bob.wilson@acm.org>
736 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
738 2008-08-05 Bob Wilson <bob.wilson@acm.org>
740 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
741 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
742 va_size, and type_size.
744 2008-08-04 Jason Merrill <jason@redhat.com>
747 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
748 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
750 2008-08-05 Richard Henderson <rth@redhat.com>
752 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
753 * configure: Rebuild.
755 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
758 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
759 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
762 2008-08-05 Richard Henderson <rth@redhat.com>
764 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
765 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
766 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
767 * common.opt (fdwarf2-cfi-asm): New.
768 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
769 * config.in, configure: Rebuild.
770 * dwarf2asm.c (dw2_asm_output_data_raw): New.
771 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
772 (dw2_force_const_mem): Externalize.
773 * dwarf2asm.h: Update.
774 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
775 generate a real label.
776 (output_cfi_directive): New.
777 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
778 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
779 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
781 (dwarf2out_end_epilogue): Emit .cfi_endproc.
782 (output_loc_operands_raw, output_loc_sequence_raw): New.
783 (output_cfa_loc_raw): New.
785 2008-08-05 Paul Brook <paul@codesourcery.com>
787 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
788 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
789 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
790 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
791 * config/arm/arm.h (TARGET_VFPD32): Define.
792 (TARGET_VFP3): Use TARGET_VFPD32.
793 (fputype): Add FPUTYPE_VFP3D16.
794 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
795 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
796 * config/arm/arm-cores.def: Add cortex-r4f.
797 * config/arm/arm-tune.md: Regenerate.
799 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
801 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
802 Reword some comments throughout the file.
804 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
805 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
806 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
807 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
809 (MFC_START_ENABLE): Remove PPU-only define.
810 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
811 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
813 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
814 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
815 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
816 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
817 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
818 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
819 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
821 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
822 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
823 (mfc_sdcrt, mfc_sdcrtst): Likewise.
824 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
826 (spu_read_machine_status): Fix typo.
828 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
830 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
831 SUBREG of multi-word hard register.
832 * config/spu/spu.c (valid_subreg): Likewise.
833 (adjust_operand): Handle SUBREGs of multi-word hard registers.
835 2008-08-04 Richard Guenther <rguenther@suse.de>
837 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
838 the candidate with the stripped base if that base is different
839 from the original base even for offset zero.
841 2008-08-04 Richard Guenther <rguenther@suse.de>
844 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
845 check for no_overflow.
847 2008-08-04 Richard Guenther <rguenther@suse.de>
849 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
851 2008-08-04 Paul Brook <paul@codesourcery.com>
853 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
854 (arm_order_regs_for_local_alloc): New function.
855 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
857 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
859 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
862 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
863 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
864 (ix86_expand_epilogue): Likewise.
866 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
868 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
871 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
873 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
874 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
875 (*movv2sf_internal_rex64): Ditto.
877 2008-08-03 Jan Hubicka <jh@suse.cz>
879 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
880 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
881 * expmed.c (expand_smod_pow2): Likewise.
883 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
886 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
887 alternative 0 of operand 1.
888 (*vec_concatv2di_rex64_sse): Ditto.
889 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
891 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
892 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
893 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
894 (*movv2sf_internal_rex64): Ditto.
896 2008-08-02 Richard Guenther <rguenther@suse.de>
899 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
900 (ssedoublesizemode): New mode attribute.
901 (sse_shufps): Call gen_sse_shufps_v4sf.
902 (sse_shufps_1): Macroize.
903 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
904 (sse2_shufpd_1): Macroize.
905 (vec_extract_odd, vec_extract_even): New expanders.
906 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
907 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
908 * i386.c (ix86_expand_vector_init_one_nonzero): Call
909 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
910 (ix86_expand_vector_set): Likewise.
911 (ix86_expand_reduc_v4sf): Likewise.
913 2008-08-01 Doug Kwan <dougkwan@google.com>
915 * matrix-reorg.c: Re-enable all code.
916 (struct malloc_call_data): Change CALL_STMT to gimple type.
917 (collect_data_for_malloc_call): Tuplify.
918 (struct access_site_info): Change STMT to gimple type.
919 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
920 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
921 (struct free_info): Change STMT to gimple type.
922 (struct matrix_access_phi_node): Change PHI to gimple type.
923 (get_inner_of_cast_expr): Remove.
924 (may_flatten_matrices_1): Tuplify.
925 (may_flatten_matrices): Ditto.
926 (mark_min_matrix_escape_level): Ditto.
927 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
928 (ssa_accessed_in_call_rhs): New
929 (ssa_accessed_in_assign_rhs): New
930 (record_access_alloc_site_info): Tuplify.
931 (add_allocation_site): Ditto.
932 (analyze_matrix_allocation_site): Ditto.
933 (analyze_transpose): Ditto.
934 (get_index_from_offset): Ditto.
935 (update_type_size): Ditto.
936 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
937 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
938 (analyze_accesses_for_phi_node): Tuplify.
939 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
940 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
941 (analyze_matrix_accesses): Tuplify.
942 (check_var_data): New call-back type for check_var_notmodified_p.
943 (check_var_notmodified_p): Tuplify and use call-back struct to
944 return statement found.
945 (can_calculate_expr_before_stmt): Factor out statement related code
947 (can_calculate_stmt_before_stmt): New.
948 (check_allocation_function): Tuplify.
949 (find_sites_in_func): Ditto.
950 (record_all_accesses_in_func): Ditto.
951 (transform_access_sites): Ditto.
952 (transform_allocation_sites): Ditto.
953 (matrix_reorg): Re-enable.
954 (gate_matrix_reorg): Re-enable.
956 2008-08-01 Jakub Jelinek <jakub@redhat.com>
958 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
959 for labels for which it hasn't been set yet. If it has been set,
960 stop walking insns and continue with next worklist item.
961 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
962 if the only BARRIER is at the very end of a function.
964 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
966 * cfgexpand.c (expand_stack_alignment): Assert that
967 stack_realign_drap and drap_rtx must match.
969 * function.c (instantiate_new_reg): If DRAP is used to realign
970 stack, replace virtual_incoming_args_rtx with internal arg
973 2008-08-01 Richard Guenther <rguenther@suse.de>
975 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
976 loop information only if we initialized it.
977 (execute_pre): Call fini_pre with in_fre.
978 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
979 if we do not unroll because we hit max-completely-peeled-insns.
980 Use our estimation for consistency, do allow shrinking.
982 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
984 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
985 with MIN_STACK_BOUNDARY.
986 (ix86_update_stack_boundary): Likewise.
987 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
990 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
991 (MIN_STACK_BOUNDARY): This.
993 2008-08-01 Richard Guenther <rguenther@suse.de>
996 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
998 2008-08-01 Richard Guenther <rguenther@suse.de>
1000 PR tree-optimization/36988
1001 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1002 do not matter if that doesn't change volatile qualification.
1004 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1006 * configure.ac: Do not generate libada-mk. Do not subst
1008 * libada-mk.in: Remove.
1009 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1010 * configure: Regenerate.
1012 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1014 * tree-pass.h: Added comment about not dumping passes with name
1015 starting with star in struct opt_pass.
1016 * passes.c (register_dump_files_1): Don't do dump for a pass with
1017 name starting with star.
1018 * doc/passes.texi (Pass manager): Mention pass names and special
1019 meaning of star prefix to avoid dump.
1021 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1023 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1025 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1026 (ISA_MIPS64R2): New macro.
1027 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1028 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1029 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1030 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1031 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1032 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1033 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1034 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1035 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1036 Move up to keep list alphabetically sorted.
1037 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1038 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1040 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1041 (-march=@var{arch}): Add mips64r2.
1043 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1045 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1047 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1049 * expr.c (expand_assignment): Check for complete type.
1051 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1054 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1056 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1057 for stack alignment.
1059 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1061 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1063 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1064 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1066 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1068 PR rtl-optimization/36419
1069 * dwarf2out.c (barrier_args_size): New variable.
1070 (compute_barrier_args_size, compute_barrier_args_size_1): New
1072 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1073 if not called yet in the current function, use barrier_args_size
1074 array to find the new args_size value.
1075 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1077 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1080 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1083 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1086 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1087 (dwarf2out_stack_adjust): Use it.
1088 (dwarf2out_frame_debug_expr): Likewise.
1090 2008-07-31 Richard Guenther <rguenther@suse.de>
1092 PR tree-optimization/36978
1093 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
1094 the generated condition.
1096 2008-07-31 Richard Guenther <rguenther@suse.de>
1098 * passes.c (init_optimization_passes): Always call
1099 pass_early_warn_uninitialized.
1100 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
1101 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
1102 * doc/passes.texi (Warn for uninitialized variables): Adjust.
1104 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1107 * builtins.c (maybe_emit_free_warning): New function.
1108 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
1109 maybe_emit_free_warning for BUILT_IN_FREE.
1112 * dwarf2out.c (get_context_die): New function.
1113 (force_decl_die, force_type_die): Use it.
1114 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
1115 returns NULL, force generation of DW_TAG_typedef and put that into
1118 PR preprocessor/36649
1119 * c-pch.c (c_common_read_pch): Save and restore
1120 line_table->trace_includes across PCH restore.
1122 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
1125 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
1127 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1130 * final.c (call_from_call_insn): Handle COND_EXEC.
1132 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1134 * builtins.c (std_gimplify_va_arg_expr): Replace
1135 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
1136 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1138 2008-07-30 Joey Ye <joey.ye@intel.com>
1139 H.J. Lu <hongjiu.lu@intel.com>
1141 * builtins.c (expand_builtin_setjmp_receiver): Replace
1142 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
1143 (expand_builtin_apply_args_1): Likewise.
1144 (expand_builtin_longjmp): Need DRAP for stack alignment.
1145 (expand_builtin_apply): Likewise.
1147 * caller-save.c (setup_save_areas): Call assign_stack_local_1
1148 instead of assign_stack_local to allow alignment reduction.
1150 * calls.c (emit_call_1): Need DRAP for stack alignment if
1152 (expand_call): Replace virtual_incoming_args_rtx with
1153 crtl->args.internal_arg_pointer.
1154 * stmt.c (expand_nl_goto_receiver): Likewise.
1156 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
1157 alignment and store to stack_alignment_estimated and
1158 max_used_stack_slot_alignment.
1159 (expand_one_var): Likewise.
1160 (expand_stack_alignment): New function.
1161 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
1162 and stack_alignment_estimated fields in rtl_data. Call
1163 expand_stack_alignment at end.
1165 * defaults.h (INCOMING_STACK_BOUNDARY): New.
1166 (MAX_STACK_ALIGNMENT): Likewise.
1167 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
1168 (SUPPORTS_STACK_ALIGNMENT): Likewise.
1170 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
1171 stack alignment when generating virtual registers.
1173 * function.c (assign_stack_local): Renamed to ...
1174 (assign_stack_local_1): This. Add a parameter to indicate
1175 if it is OK to reduce alignment.
1176 (assign_stack_local): Use it.
1177 (instantiate_new_reg): Instantiate virtual incoming args rtx
1178 to vDRAP if stack realignment and DRAP is needed.
1179 (assign_parms): Collect parameter/return type alignment and
1180 contribute to stack_alignment_estimated.
1181 (locate_and_pad_parm): Likewise.
1182 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
1183 with crtl->args.internal_arg_pointer.
1185 * function.h (rtl_data): Add new field drap_reg,
1186 max_used_stack_slot_alignment, stack_alignment_estimated,
1187 stack_realign_needed, need_drap, stack_realign_processed and
1188 stack_realign_finalized.
1189 (stack_realign_fp): New macro.
1190 (stack_realign_drap): Likewise.
1192 * global.c (compute_regsets): Frame pointer is needed when
1193 stack is realigned. Can eliminate frame pointer when stack is
1194 realigned and dynamic realigned argument pointer isn't used.
1196 * reload1.c (update_eliminables): Frame pointer is needed
1197 when stack is realigned.
1198 (init_elim_table): Can eliminate frame pointer when stack is
1199 realigned and dynamic realigned argument pointer isn't used.
1201 * rtl.h (assign_stack_local_1): Declare new funtion.
1203 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
1204 (TARGET_GET_DRAP_RTX): Likewise.
1205 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
1206 TARGET_GET_DRAP_RTX.
1208 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
1210 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
1211 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
1213 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
1214 H.J. Lu <hongjiu.lu@intel.com>
1216 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
1217 vdrap_reg, stack_realign and drap_reg_saved.
1218 (add_cfi): Don't allow redefining CFA when DRAP is used.
1219 (reg_save): Handle stack alignment.
1220 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
1221 alignment. Don't generate DWARF information for (set fp sp)
1223 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
1225 (int_loc_descriptor): Move prototype forward. Also define if
1226 DWARF2_UNWIND_INFO is true.
1227 (output_cfa_loc): Handle DW_CFA_expression.
1228 (build_cfa_aligned_loc): New.
1229 (based_loc_descr): Update assert for stack realign. For local
1230 variables, use sp+offset when stack is aligned without drap and
1231 fp+offset when stack is aligned with drap. For arguments, use
1232 cfa+offset when drap is used to align stack.
1234 2008-07-30 Joey Ye <joey.ye@intel.com>
1235 H.J. Lu <hongjiu.lu@intel.com>
1237 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
1239 (ix86_gen_andsp): New.
1240 (ix86_user_incoming_stack_boundary): Likewise.
1241 (ix86_default_incoming_stack_boundary): Likewise.
1242 (ix86_incoming_stack_boundary): Likewise.
1243 (ix86_can_eliminate): Likewise.
1244 (find_drap_reg): Likewise.
1245 (ix86_update_stack_boundary): Likewise.
1246 (ix86_get_drap_rtx): Likewise.
1247 (ix86_finalize_stack_realign_flags): Likewise.
1248 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
1249 (TARGET_GET_DRAP_RTX): Likewise.
1250 (override_options): Overide option value for new options.
1251 (ix86_function_ok_for_sibcall): Remove check for
1252 force_align_arg_pointer.
1253 (ix86_handle_cconv_attribute): Likewise.
1254 (ix86_function_regparm): Likewise.
1255 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
1256 (ix86_va_start): Replace virtual_incoming_args_rtx with
1257 crtl->args.internal_arg_pointer.
1258 (ix86_select_alt_pic_regnum): Check DRAP register.
1259 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
1260 (ix86_compute_frame_layout): Compute frame layout wrt stack
1262 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
1263 (ix86_expand_prologue): Decide if stack realignment is needed
1264 and generate prologue code accordingly.
1265 (ix86_expand_epilogue): Generate epilogue code wrt stack
1266 realignment is really needed or not.
1268 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
1269 (ABI_STACK_BOUNDARY): Likewise.
1270 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
1271 (STACK_REALIGN_DEFAULT): Likewise.
1272 (INCOMING_STACK_BOUNDARY): Likewise.
1273 (MAX_STACK_ALIGNMENT): Likewise.
1274 (ix86_incoming_stack_boundary): Likewise.
1275 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
1276 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
1277 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
1278 (machine_function): Remove force_align_arg_pointer.
1280 * config/i386/i386.md (BX_REG): New.
1281 (R13_REG): Likewise.
1283 * config/i386/i386.opt (mforce_drap): New.
1284 (mincoming-stack-boundary): Likewise.
1285 (mstackrealign): Add Init(-1).
1287 * config/i386/i386-protos.h (ix86_can_eliminate): New
1289 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
1291 * doc/extend.texi: Update force_align_arg_pointer.
1293 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
1296 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
1297 (INCOMING_STACK_BOUNDARY): Likewise.
1298 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
1299 (TARGET_GET_DRAP_RTX): Likewise.
1301 2008-07-30 Andreas Schwab <schwab@suse.de>
1303 PR rtl-optimization/36929
1304 * dse.c (replace_inc_dec): Use emit_insn_before instead of
1305 add_insn_before and fix argument order.
1306 (replace_inc_dec_mem): Handle NULL rtx.
1308 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
1310 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
1312 (arm_compute_initial_elimination_offset): Use it.
1313 (arm_compute_save_reg_mask): Include static chain save slot when
1314 calculating alignment.
1315 (arm_get_frame_offsets): Ditto.
1316 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
1317 that we can use to decrement the stack when the stack decrement
1318 could be too big for an immediate value in a single insn.
1319 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
1321 2008-07-30 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/36967
1324 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
1325 Release defs of statements we remove.
1327 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1329 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
1330 instead of NULL_RTVEC.
1332 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
1336 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
1339 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
1341 * final.c (call_from_call_insn): New.
1342 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
1344 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
1346 * configure.ac: Substitute ADA_CFLAGS.
1347 * configure: Regenerate.
1348 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
1349 * Makefile.in: Remove mention of X_* variables.
1350 * config/pa/x-ada-hpux10: Remove.
1351 * config/pa/x-ada: Remove.
1353 * doc/fragments.texi: Update.
1355 2008-07-30 Olivier Hainque <hainque@adacore.com>
1357 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
1358 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
1359 __dso_handle explicitly here.
1361 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1364 * c-typeck.c (build_binary_op): Encapsulate code into...
1365 * c-common.c (shorten_binary_op): ...this new function.
1366 (conversion_warning): Use the new function. Handle non-negative
1367 constant in bitwise-and.
1368 * c-common.h (shorten_binary_op): Declare.
1370 2008-07-30 Olivier Hainque <hainque@adacore.com>
1372 * scan.c (make_sstring_space): Add explicit conversions of
1373 allocator's return value.
1374 * fix-header.c (recognized_function): Likewise.
1376 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1378 * doc/cpp.texi: Update to GFDL 1.2.
1379 * doc/gcc.texi: Do not list GPL as Invariant Section.
1380 * doc/gccint.texi: Likewise. Update copyright years.
1381 * doc/install.texi: Update copyright years.
1383 2008-07-30 Alan Modra <amodra@bigpond.net.au>
1386 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
1387 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
1389 2008-07-29 Jan Hubicka <jh@suse.cz>
1391 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
1392 (grokdeclarator): Likewise.
1393 * langhooks.c (lhd_warn_unused_global_decl): Use
1394 DECL_DECLARED_INLINE_P.
1395 * print-tree.c (print_node): Remove DECL_INLINE check.
1397 2008-07-29 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/36945
1400 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
1401 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
1402 Record invariant addresses un-decomposed.
1403 (copy_reference_ops_from_call): Record reference call
1404 arguments properly. Simplify.
1405 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
1406 helper split out from ...
1407 (create_component_ref_by_pieces): ... here. Simplify.
1408 Prepare for recursive invocation for call arguments.
1409 (create_expression_by_pieces): Adjust call to
1410 create_component_ref_by_pieces.
1411 (compute_avail): Process operand 2 of reference ops.
1413 2008-07-29 Richard Guenther <rguenther@suse.de>
1415 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
1417 2008-07-29 Jakub Jelinek <jakub@redhat.com>
1419 * c-format.c (check_format_types): Revert unwanted checkin.
1421 2008-07-29 Jan Hubicka <jh@suse.cz>
1423 * flags.h (flag_really_no_inline): Remove.
1424 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
1425 * toplev.c (flag_really_no_inline): Remove.
1426 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
1427 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
1428 (cgraph_decide_inlining_incrementally): Likewise.
1429 (compute_inline_parameters): Likewise.
1430 * opts.c (decode_options): Simplify.
1431 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
1432 * common.opt (finline): Initialize to 1.
1433 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
1435 2008-07-29 Jan Hubicka <jh@suse.cz>
1437 * predict.c (always_optimize_for_size_p): New function.
1438 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1439 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1440 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
1442 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
1443 * function.c (prepare_function_start): Set default profile.
1444 * function.h (rtl_data): Add maybe_hot_insn_p.
1445 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
1446 (construct_exit_block): Likewise.
1447 (tree_expand_cfg): Likewise.
1449 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
1450 optimize_edge_for_size_p, optimize_edge_for_speed_p,
1451 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1452 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
1455 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1458 * c-decl.c (merge_decls): Merge USED flags.
1460 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1462 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
1463 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
1464 next_stack, lab_false and lab_over trees.
1466 2008-07-28 Richard Guenther <rguenther@suse.de>
1468 PR tree-optimization/36957
1469 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
1470 (useless_type_conversion_p): Remove.
1471 (types_compatible_p): Remove.
1472 * gimple.h (tree_ssa_useless_type_conversion): Declare.
1473 (useless_type_conversion_p): Declare.
1474 (types_compatible_p): Declare.
1475 (gimple_expr_type): Return the base type only if it is
1476 trivially convertible to the subtype.
1478 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
1480 * configure.ac: Use the m4_do macro to concatenate the warnings into
1481 one string in ACX_PROG_CC_WARNING_OPTS,
1482 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
1483 * configure: Regenerate.
1485 2008-07-28 Richard Guenther <rguenther@suse.de>
1487 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
1488 (insert_fake_stores): Remove.
1489 (realify_fake_stores): Likewise.
1490 (execute_pre): Remove dead code.
1491 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
1492 (find_func_aliases): Deal with it here instead.
1493 Re-enable gcc_unreachable call.
1495 2008-07-28 Richard Guenther <rguenther@suse.de>
1497 Merge from gimple-tuples-branch.
1499 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
1500 * gimple.def: New file.
1501 * gsstruct.def: Likewise.
1502 * gimple-iterator.c: Likewise.
1503 * gimple-pretty-print.c: Likewise.
1504 * tree-gimple.c: Removed. Merged into ...
1505 * gimple.c: ... here. New file.
1506 * tree-gimple.h: Removed. Merged into ...
1507 * gimple.h: ... here. New file.
1509 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
1510 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
1511 --enable-checking=gimple flag.
1512 * config.in: Likewise.
1513 * configure: Regenerated.
1515 * tree-ssa-operands.h: Tuplified.
1516 * tree-vrp.c: Likewise.
1517 * tree-loop-linear.c: Likewise.
1518 * tree-into-ssa.c: Likewise.
1519 * tree-ssa-loop-im.c: Likewise.
1520 * tree-dump.c: Likewise.
1521 * tree-complex.c: Likewise.
1522 * cgraphbuild.c: Likewise.
1523 * tree-ssa-threadupdate.c: Likewise.
1524 * tree-ssa-loop-niter.c: Likewise.
1525 * tree-pretty-print.c: Likewise.
1526 * tracer.c: Likewise.
1527 * gengtype.c: Likewise.
1528 * tree-loop-distribution.c: Likewise.
1529 * tree-ssa-loop-unswitch.c: Likewise.
1530 * cgraph.c: Likewise.
1531 * cgraph.h: Likewise.
1532 * tree-ssa-loop-manip.c: Likewise.
1533 * value-prof.c: Likewise.
1534 * tree-ssa-loop-ch.c: Likewise.
1535 * tree-tailcall.c: Likewise.
1536 * value-prof.h: Likewise.
1539 * tree-pass.h: Likewise.
1540 * ipa-cp.c: Likewise.
1541 * tree-scalar-evolution.c: Likewise.
1542 * tree-scalar-evolution.h: Likewise.
1543 * target.h: Likewise.
1544 * lambda-mat.c: Likewise.
1545 * tree-phinodes.c: Likewise.
1546 * diagnostic.h: Likewise.
1547 * builtins.c: Likewise.
1548 * tree-ssa-alias-warnings.c: Likewise.
1549 * cfghooks.c: Likewise.
1550 * fold-const.c: Likewise.
1551 * cfghooks.h: Likewise.
1552 * omp-low.c: Likewise.
1553 * tree-ssa-dse.c: Likewise.
1554 * ipa-reference.c: Likewise.
1555 * tree-ssa-uncprop.c: Likewise.
1556 * toplev.c: Likewise.
1557 * tree-gimple.c: Likewise.
1558 * tree-gimple.h: Likewise.
1559 * tree-chrec.c: Likewise.
1560 * tree-chrec.h: Likewise.
1561 * tree-ssa-sccvn.c: Likewise.
1562 * tree-ssa-sccvn.h: Likewise.
1563 * cgraphunit.c: Likewise.
1564 * tree-ssa-copyrename.c: Likewise.
1565 * tree-ssa-ccp.c: Likewise.
1566 * tree-ssa-loop-ivopts.c: Likewise.
1567 * tree-nomudflap.c: Likewise.
1568 * tree-call-cdce.c: Likewise.
1569 * ipa-pure-const.c: Likewise.
1570 * c-format.c: Likewise.
1571 * tree-stdarg.c: Likewise.
1572 * tree-ssa-math-opts.c: Likewise.
1573 * tree-ssa-dom.c: Likewise.
1574 * tree-nrv.c: Likewise.
1575 * tree-ssa-propagate.c: Likewise.
1576 * ipa-utils.c: Likewise.
1577 * tree-ssa-propagate.h: Likewise.
1578 * tree-ssa-alias.c: Likewise.
1579 * gimple-low.c: Likewise.
1580 * tree-ssa-sink.c: Likewise.
1581 * ipa-inline.c: Likewise.
1582 * c-semantics.c: Likewise.
1583 * dwarf2out.c: Likewise.
1585 * tree-ssa-loop-ivcanon.c: Likewise.
1586 * predict.c: Likewise.
1587 * tree-ssa-loop.c: Likewise.
1588 * tree-parloops.c: Likewise.
1589 * tree-ssa-address.c: Likewise.
1590 * tree-ssa-ifcombine.c: Likewise.
1591 * matrix-reorg.c: Likewise.
1592 * c-decl.c: Likewise.
1593 * tree-eh.c: Likewise.
1594 * c-pretty-print.c: Likewise.
1595 * lambda-trans.c: Likewise.
1596 * function.c: Likewise.
1597 * langhooks.c: Likewise.
1598 * ebitmap.h: Likewise.
1599 * tree-vectorizer.c: Likewise.
1600 * function.h: Likewise.
1601 * langhooks.h: Likewise.
1602 * tree-vectorizer.h: Likewise.
1603 * ipa-type-escape.c: Likewise.
1604 * ipa-type-escape.h: Likewise.
1605 * domwalk.c: Likewise.
1606 * tree-if-conv.c: Likewise.
1607 * profile.c: Likewise.
1608 * domwalk.h: Likewise.
1609 * tree-data-ref.c: Likewise.
1610 * tree-data-ref.h: Likewise.
1611 * tree-flow-inline.h: Likewise.
1612 * tree-affine.c: Likewise.
1613 * tree-vect-analyze.c: Likewise.
1614 * c-typeck.c: Likewise.
1615 * gimplify.c: Likewise.
1616 * coretypes.h: Likewise.
1617 * tree-ssa-phiopt.c: Likewise.
1618 * calls.c: Likewise.
1619 * tree-ssa-coalesce.c: Likewise.
1620 * tree.def: Likewise.
1621 * tree-dfa.c: Likewise.
1622 * except.c: Likewise.
1623 * except.h: Likewise.
1624 * cfgexpand.c: Likewise.
1625 * tree-cfgcleanup.c: Likewise.
1626 * tree-ssa-pre.c: Likewise.
1627 * tree-ssa-live.c: Likewise.
1628 * tree-sra.c: Likewise.
1629 * tree-ssa-live.h: Likewise.
1630 * tree-predcom.c: Likewise.
1631 * lambda.h: Likewise.
1632 * tree-mudflap.c: Likewise.
1633 * ipa-prop.c: Likewise.
1634 * print-tree.c: Likewise.
1635 * tree-ssa-copy.c: Likewise.
1636 * ipa-prop.h: Likewise.
1637 * tree-ssa-forwprop.c: Likewise.
1638 * ggc-page.c: Likewise.
1639 * c-omp.c: Likewise.
1640 * tree-ssa-dce.c: Likewise.
1641 * tree-vect-patterns.c: Likewise.
1642 * tree-ssa-ter.c: Likewise.
1643 * tree-nested.c: Likewise.
1644 * tree-ssa.c: Likewise.
1645 * lambda-code.c: Likewise.
1646 * tree-ssa-loop-prefetch.c: Likewise.
1647 * tree-inline.c: Likewise.
1648 * tree-inline.h: Likewise.
1649 * tree-iterator.c: Likewise.
1650 * tree-optimize.c: Likewise.
1651 * tree-ssa-phiprop.c: Likewise.
1652 * tree-vect-transform.c: Likewise.
1653 * tree-object-size.c: Likewise.
1654 * tree-outof-ssa.c: Likewise.
1655 * cfgloop.c: Likewise.
1656 * system.h: Likewise.
1657 * tree-profile.c: Likewise.
1658 * cfgloop.h: Likewise.
1659 * c-gimplify.c: Likewise.
1660 * c-common.c: Likewise.
1661 * tree-vect-generic.c: Likewise.
1662 * tree-flow.h: Likewise.
1663 * c-common.h: Likewise.
1664 * basic-block.h: Likewise.
1665 * tree-ssa-structalias.c: Likewise.
1666 * tree-switch-conversion.c: Likewise.
1667 * tree-ssa-structalias.h: Likewise.
1668 * tree-cfg.c: Likewise.
1669 * passes.c: Likewise.
1670 * ipa-struct-reorg.c: Likewise.
1671 * ipa-struct-reorg.h: Likewise.
1672 * tree-ssa-reassoc.c: Likewise.
1673 * cfgrtl.c: Likewise.
1674 * varpool.c: Likewise.
1676 * tree-ssanames.c: Likewise.
1677 * tree-ssa-threadedge.c: Likewise.
1678 * langhooks-def.h: Likewise.
1679 * tree-ssa-operands.c: Likewise.
1680 * config/alpha/alpha.c: Likewise.
1681 * config/frv/frv.c: Likewise.
1682 * config/s390/s390.c: Likewise.
1683 * config/m32c/m32c.c: Likewise.
1684 * config/m32c/m32c-protos.h: Likewise.
1685 * config/spu/spu.c: Likewise.
1686 * config/sparc/sparc.c: Likewise.
1687 * config/i386/i386.c: Likewise.
1688 * config/sh/sh.c: Likewise.
1689 * config/xtensa/xtensa.c: Likewise.
1690 * config/stormy16/stormy16.c: Likewise.
1691 * config/ia64/ia64.c: Likewise.
1692 * config/rs6000/rs6000.c: Likewise.
1693 * config/pa/pa.c: Likewise.
1694 * config/mips/mips.c: Likewise.
1696 2008-07-28 Simon Baldwin <simonb@google.com>
1698 * c-pragma.c (handle_pragma_message): New function.
1699 (init_pragma): Register handle_pragma_message.
1700 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
1703 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
1705 PR tree-optimization/35252
1706 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
1707 REALPART_EXPR to be considered as same load operation.
1709 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
1711 PR tree-optimization/36830
1712 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
1713 (expressions_equal_p): Return false if only one operand is null.
1715 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
1717 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
1718 version requirements.
1720 2008-07-26 Olivier Hainque <hainque@adacore.com>
1722 * collect2.c (symkind): New enum. Symbol kinds we care about.
1723 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
1724 code and head comment accordingly.
1725 (scan_prog_file): Use symkind names instead of bare integers.
1727 2008-07-25 Jan Hubicka <jh@suse.cz>
1729 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
1731 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
1732 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
1733 * dojump.c (clear_pending_stack_adjust): Likewise.
1734 * print-tree.c (print_node): Ignore DECL_INLINE.
1735 * tree-inline.c (inlinable_function_p): Likewise.
1737 2008-07-25 Michael Meissner <gnu@the-meissners.org>
1739 * doc/extend.texi (hot attribute): Document that the hot attribute
1740 turns on -O3 for some ports.
1741 (cold attribute): Document that the cold attribute turns on -Os
1744 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
1745 reflect function specific option support.
1747 * target.h (struct target_option_hooks): Add fields to say whether
1748 the cold attribute implies -Os and the hot attribute implies -O3.
1750 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
1751 By default, do not turn on -Os for cold functions.
1752 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
1753 not turn on -O3 for hot functions.
1755 * c-common.c (handle_hot_attribute): Use target hook to determine
1756 if hot functions should enable -O3.
1757 (handle_cold_attribute): Use target hook to determine if cold
1758 functions should enable -Os.
1760 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
1761 (override_options): Move disable scheduling to
1762 optimization_options.
1763 (optimization_options): Disable scheduling here, not
1765 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1766 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1768 * config/ia64/ia64.c (ia64_override_options): Move setting
1769 scheduling flags to ia64_optimization_options.
1770 (ia64_optimization_options): Disable scheduling options here, and
1771 not in ia64_override_options.
1772 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1773 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
1775 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
1778 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
1780 2008-07-25 Martin Jambor <mjambor@suse.cz>
1782 PR tree-optimization/36926
1783 * ipa-prop.c (ipa_analyze_call_uses): Call
1784 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
1786 2008-07-25 Joseph Myers <joseph@codesourcery.com>
1788 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1789 movv2si_internal): Add mem = reg alternative.
1791 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
1794 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
1795 DEFAULT_PCC_STRUCT_RETURN to 127.
1797 2008-07-24 Jan Hubicka <jh@suse.cz>
1799 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
1800 (build_cgraph_edges): Likewise.
1801 * cgraph.c (cgraph_node): Do not update assembler hash.
1802 (cgraph_remove_node): Drop non-unit-at-a-time code.
1803 * tree-pass.h (pass_O0_always_inline): Remove.
1804 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
1805 * toplev.c (process_options): Flag unit-at-a-time does not imply
1807 * cgraphunit.c: Update comments.
1808 (decide_is_function_needed): Drop non-unit-at-a-time mode.
1809 (cgraph_assemble_pending_functions): Remove.
1810 (cgraph_reset_node): Drop non-unit-at-a-time code.
1811 (cgraph_finalize_function): Likewise.
1812 (cgraph_analyze_function): Likewise.
1813 (cgraph_finalize_compilation_unit): Likewise.
1814 (cgraph_expand_function): Likewise.
1815 (cgraph_optimize): Likesise.
1816 (save_inline_function_body): Likewise.
1817 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
1818 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
1819 * ipa-inline.c: Update comments.
1820 (enum inlining_mode): remove INLINE_SPEED.
1821 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
1822 (cgraph_mark_inline_edge): Likewise.
1823 (try_inline): Likewise.
1824 (cgraph_decide_inlining_incrementally): Likewise.
1825 (cgraph_gate_inlining): Remove.
1826 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
1827 (cgraph_gate_early_inlining): Likewise.
1828 (gate_inline_passes): Remove.
1829 (pass_inline_parameters, pass_ipa_inline): Remove gates.
1830 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1831 pass_O0_always_inline): Remove.
1832 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
1833 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
1834 * opts.c (no_unit_at_a_time_default): Remove.
1835 (decode_options): Remove flag_unit_at_a_time reset and warning.
1836 * opts.h (no_unit_at_a_time_default): Remove.
1837 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
1838 early in GNU dialect.
1839 (merge_decls): Update comment; drop unit-at-a-time check.
1840 (finish_decl): Likewise.
1841 (grok_declaration): Remove flag_inline_trees code.
1842 (finish_functions): Return on function returning non-void on all
1844 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
1845 * cfgexpand.c (expand_one_static_var): Remove.
1846 (expand_one_var): Remove expand_one_static_var call.
1847 (expand_used_vars_for_block): Remove flag_unit_a_time check.
1848 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
1849 and flag_unit_at_a-time compatibility checks.
1850 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
1851 * tree-inline.c (flag_inline_trees): Remove.
1852 (inlinable_function_p): Don't check it.
1853 (expand_call_inline): Remove non-unit-at-a-time code.
1854 * tree-inline.h (flag_inline_trees): Remove.
1855 * tree-optimize.c (execute_early_local_optimizations): Remove
1856 unit-at-a-time checks.
1857 (tree_rest_of_compilation): Likewise.
1858 * combine.c (setup_incoming_promotions): Likewise.
1859 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
1860 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
1861 * passes.c (pass_inline_parameters): Update comments; remove
1862 O0_alwaysinline pass.
1863 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
1864 (execute_one_pass): Likewise.
1865 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
1866 (ix86_function_sseregparm): Likewise.
1867 * arm.c (arm_function_in_section_p): Likewise.
1868 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
1869 * varpool.c: Update comments.
1870 (decide_is_variable_needed): Remove unit-at-a-time checks.
1871 (varpool_finalize_decl): Likewise.
1873 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
1875 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
1877 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
1879 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
1881 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
1882 imp symbol extension.
1884 2008-07-23 Ian Lance Taylor <iant@google.com>
1886 * tree-vrp.c (infer_value_range): Ignore asm statements when
1887 looking for memory accesses for -fdelete-null-pointer-checks.
1889 2008-07-24 Ben Elliston <bje@au.ibm.com>
1891 * config/spu/spu-c.c (__vector_keyword): New variable.
1892 (vector_keyword): Likewise.
1893 (spu_categorize_keyword): New function.
1894 (spu_macro_to_expand): Likewise.
1895 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
1896 compiling an ISO C dialect.
1898 2008-07-24 Ben Elliston <bje@au.ibm.com>
1900 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
1903 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1905 * configure: Regenerate.
1906 * configure.ac: Require texinfo 4.7.
1907 * doc/install.texi: Document texinfo 4.7 requirement.
1909 2008-07-23 Martin Jambor <mjambor@suse.cz>
1911 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
1912 rather than for DECL_SAVED_TREE.
1913 * ipa-prop.c: Include diagnostic.h.
1914 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
1916 (ipa_detect_param_modifications): Function rewritten from scratch.
1917 (ipa_compute_jump_functions): Changed accesses to modification flags.
1918 (ipa_free_node_params_substructures): Update flags destruction.
1919 (ipa_node_duplication_hook): Update flags duplication.
1920 (ipa_print_all_params_modified): Updated flag access.
1921 * ipa-prop.h (struct ipa_param_flags): New structure.
1922 (struct ipa_node_params): New field modification_analysis_done,
1923 modified_flags changed into param_flags.
1924 (ipa_is_ith_param_modified): Changed to use new flags.
1925 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
1927 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
1928 ipa-cp.c and split into two functions.
1929 (ipa_print_node_jump_functions): New function.
1930 (compute_scalar_jump_functions): New function.
1931 (type_like_member_ptr_p): New function.
1932 (compute_pass_through_member_ptrs): New function.
1933 (fill_member_ptr_cst_jump_function): New function.
1934 (determine_cst_member_ptr): New function.
1935 (compute_cst_member_ptr_arguments): New function.
1936 (ipa_compute_jump_functions): Complete rewrite.
1937 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
1938 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
1939 (struct ipa_member_ptr_cst): New structure.
1940 (union jump_func_value): New field member_cst.
1941 * ipa-cp.c (ipcp_lat_is_insertable): New function.
1942 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
1943 jump function types.
1944 (ipcp_print_all_lattices): Slight fprintf rearrangement.
1945 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
1946 instead of ipcp_print_all_jump_functions.
1947 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
1948 only for replacable scalars.
1950 * doc/invoke.texi (Optimize options): Add description of
1951 -findirect-inlining.
1952 * common.opt (flag_indirect_inlining): New flag.
1953 * opts.c (decode_options): Set flag_indirect_inlining when
1956 * ipa-inline.c: Include ipa-prop.h.
1957 (inline_indirect_intraprocedural_analysis): New function.
1958 (inline_generate_summary): Allocate parameter and argument info
1959 structures, call inline_indirect_intraprocedural_analysis on each
1960 node when doing indirect inlining and deallocate indirect inlining
1961 data structures in the end.
1962 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
1963 (free_all_ipa_structures_after_iinln): New function.
1964 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
1966 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
1968 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
1969 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
1970 of computing the frequency separately.
1971 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
1972 of computing the frequency separately.
1973 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
1974 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
1975 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
1976 (ipa_get_stmt_member_ptr_load_param): New function.
1977 (ipa_is_ssa_with_stmt_def): New function.
1978 (ipa_note_param_call): New function.
1979 (ipa_analyze_call_uses): New function.
1980 (ipa_analyze_stmt_uses): New function.
1981 (ipa_analyze_params_uses): New function.
1982 (ipa_free_node_params_substructures): Also free the param_calls linked
1984 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
1985 (ipa_print_node_param_flags): New function.
1986 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
1987 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
1988 * ipa-prop.h (struct ipa_param_flags): New field called.
1989 (struct ipa_param_call_note): New structure.
1990 (struct ipa_node_params): New fields param_calls and
1992 (ipa_is_ith_param_called): New function.
1993 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1994 ipa_analyze_params_uses and dump parameter flags.
1996 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
1997 ipa_propagate_indirect_call_infos if performing indirect inlining,
1998 pass a new parameter new_edges to it.
1999 (add_new_edges_to_heap): New fucntion.
2000 (cgraph_decide_inlining_of_small_functions): New vector
2001 new_indirect_edges for newly found indirect edges , call
2002 ipa_propagate_indirect_call_infos after inlining.
2003 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2004 inlining if performing indirect inlining. Call
2005 free_all_ipa_structures_after_iinln when doing so too.
2006 (inline_generate_summary): Do not call
2007 free_all_ipa_structures_after_iinln here.
2008 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2009 (print_edge_addition_message): New function.
2010 (update_call_notes_after_inlining): New function.
2011 (propagate_info_to_inlined_callees): New function.
2012 (ipa_propagate_indirect_call_infos): New function.
2013 * ipa-prop.h: Include cgraph.h
2014 (struct ipa_param_call_note): Fields reordered, new field processed.
2015 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2017 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2018 rediscovered call statements.
2019 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2020 (dump_cgraph_node): Dump also the indirect_call flag.
2021 (cgraph_clone_edge): Copy also the indirect_call flag.
2022 * tree-inline.c (copy_bb): Do not check for fndecls from call
2023 expressions, check for edge availability when moving clones.
2024 (get_indirect_callee_fndecl): New function.
2025 (expand_call_inline): If callee declaration is not apprent from
2026 the statement, try calling get_indirect_callee_fndecl. Do not
2027 issue warnings or call sorry when not inlinings an indirect edge.
2028 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2030 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2031 bit more frandly to matching.
2032 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2033 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2034 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2036 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2039 * opth-gen.awk: Suppress function specific features when building
2041 * optc-gen.awk: Ditto.
2043 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2046 * diagnostic.c (pedwarn): Add opt parameter.
2048 * c-tree.h (pedwarn_init): Add opt parameter.
2049 (pedwarn_c90): Likewise.
2050 (pedwarn_c99): Likewise.
2051 * c-errors.c (pedwarn_c99): Likewise.
2052 (pedwarn_c90): Likewise.
2053 * toplev.h (pedwarn): Update declaration.
2054 (pedwarn0): Declare.
2055 * c-lex.c: All calls to pedwarn changed.
2056 * builtins.c: All calls to pedwarn changed.
2057 * toplev.c: All calls to pedwarn changed.
2058 * c-decl.c: All calls to pedwarn changed.
2059 * c-typeck.c: All calls to pedwarn changed.
2060 * c-common.c: All calls to pedwarn changed.
2061 * c-parser.c: All calls to pedwarn changed.
2063 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2064 Karthik Kumar <karthikkumar@gmail.com>
2066 * attribs.c (file scope): Include c-common.h.
2067 (decl_attributes): Add support for #pragma GCC optimize and
2070 * targhooks.c (default_can_inline_p): New function that is the
2071 default for the TARGET_CAN_INLINE_P target hook.
2073 * targhooks.h (default_can_inline_p): Add declaration.
2075 * tree.c (cl_optimization_node): New static tree for building
2076 OPTIMIZATION_NODE tree.
2077 (cl_target_option_node): New static tree for building
2078 TARGET_OPTION_NODE tree.
2079 (cl_option_hash_table): New hash table for hashing
2080 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2081 (cl_option_hash_hash): New function to provide the hash value for
2082 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2083 (cl_option_hash_eq): New function to provide an equality test for
2084 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2085 (tree_code_size): Add support for OPTIMIZATION_NODE and
2086 TARGET_OPTION_NODE trees.
2087 (tree_code_structure): Add support for OPTIMIZATION_NODE and
2088 TARGET_OPTION_NODE trees.
2089 (build_optimization_node): Build a tree that has all of the
2090 current optimization options.
2091 (build_target_option_node): Build a tree that has the target
2092 options that might be changed on a per function basis.
2094 * tree.h (file scope): Include options.h.
2095 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
2096 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2097 (TREE_OPTIMIZATION): Ditto.
2098 (TREE_TARGET_SPECIFIC): Ditto.
2099 (struct tree_function_decl): Add fields for remembering the
2100 current optimization options and target specific options.
2101 (struct tree_optimization_option): New tree variant that remembers
2102 the optimization options.
2103 (struct tree_target_option): New tree variant that remembers the
2104 target specific flags that might change for compiling a particular
2106 (union tree_node): Include tree_optimization_option and
2107 tree_target_option fields.
2108 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
2109 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
2110 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
2111 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
2112 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
2113 optimization and target options.
2114 (optimization_default_node): New macro to refer to global_trees
2116 (optimization_current_node): Ditto.
2117 (optimization_cold_node): Ditto.
2118 (optimization_hot_node): Ditto.
2119 (target_option_default_node): Ditto.
2120 (target_option_current_node): Ditto.
2121 (current_option_pragma): Ditto.
2122 (current_optimize_pragma): Ditto.
2124 * target.h (struct gcc_target): Add valid_option_attribute_p,
2125 target_option_save, target_option_restore, target_option_print,
2126 target_option_pragma_parse, and can_inline_p hooks.
2128 * toplev.h (parse_optimize_options): Add declaration.
2129 (fast_math_flags_struct_set_p): Ditto.
2131 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
2132 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
2135 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
2136 tree_can_inline_p hook to see if one function can inline another.
2137 (cgraph_decide_inlining): Ditto.
2138 (cgraph_decide_inlining_incrementally): Ditto.
2140 * opts.c (decode_options): Add support for running multiple times
2141 to allow functions with different target or optimization options
2142 than was specified on the command line.
2143 (fast_math_flags_struct_set_p): New function that is similar to
2144 fast_math_flags_set_p, except it uses the values in the
2145 cl_optimization structure instead of global variables.
2147 * optc-gen.awk: Add support for TargetSave to allow a back end to
2148 declare new fields that need to be saved when using function
2149 specific options. Include flags.h and target.h in the options.c
2150 source. Add support for Save to indicate which options can be set
2151 for individual functions. Generate cl_optimize_save,
2152 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
2153 cl_target_option_restore, cl_target_option_print functions to
2154 allow functions to use different optimization or target options.
2156 * opt-functions.awk (var_type_struct): Return the type used for
2157 storing the field in a structure.
2159 * opth-gen.awk: Add support for TargetSave to allow a back end to
2160 declare new fields that need to be saved when using function
2161 specific options. Add support for Save to indicate which options
2162 can be set for individual functions. Only generate one extern for
2163 Mask fields. Generate cl_optimization and cl_target_option
2164 structures to remember optimization and target options.
2166 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
2167 collecting new tree nodes.
2168 (TS_TARGET_OPTION): Ditto.
2170 * c-decl.c (merge_decls): Merge function specific target and
2171 optimization options.
2173 * function.c (invoke_set_current_function_hook): If the function
2174 uses different optimization options, change the global variables
2177 * coretypes.h (struct cl_optimization): Add forward reference.
2178 (struct cl_target_option): Ditto.
2180 * c-pragma.c (option_stack): New static vector to remember the
2181 current #pragma GCC option stack.
2182 (handle_pragma_option): New function to support #pragma GCC option
2183 to change target options.
2184 (optimize_stack): New static vector to remember the current
2185 #pragma GCC optimize stack.
2186 (handle_pragma_optimize): New function to support #pragma GCC
2187 optimize to change optimization options.
2188 (init_pragma): Add support for #pragma GCC optimize and #pragma
2191 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
2192 optimization options.
2193 (TARGET_OPTION_NODE): New tree code for remembering certain target
2196 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
2197 TARGET_OPTION_NODE trees.
2199 * common.opt (-O): Add Optimization flag.
2201 (-fmath-errno): Ditto.
2202 (-falign-functions): Add UInteger flag to make sure flag gets full
2203 int in cl_optimization structure.
2204 (-falign-jumps): Ditto.
2205 (-falign-labels): Ditto.
2206 (-falign-loops): Ditto.
2207 (-fsched-stalled-insns): Ditto.
2208 (-fsched-stalled-insns-dep): Ditto.
2210 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
2212 (TARGET_OPTION_SAVE): Ditto.
2213 (TARGET_OPTION_RESTORE): Ditto.
2214 (TARGET_OPTION_PRINT): Ditto.
2215 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2216 (TARGET_CAN_INLINE_P): Ditto.
2217 (TARGET_INITIALIZER): Add new hooks.
2219 * tree-inline.c (tree_can_inline_p): New function to determine
2220 whether one function can inline another. Check if the functions
2221 use compatible optimization options, and also call the backend
2224 * tree-inline.h (tree_can_inline_p): Add declaration.
2226 * c-common.c (c_common_attribute): Add support for option and
2227 optimize attributes.
2228 (handle_option_attribute): Add support for the option attribute to
2229 allow the user to specify different target options for compiling a
2231 (handle_optimize_attribute): Add support for the optimize
2232 attribute to allow the user to specify different optimization
2233 options for compiling a specific function.
2234 (handle_hot_attribute): Turn on -O3 optimization for this one
2235 function if it isn't the default optimization level.
2236 (handle_cold_attribute): Turn on -Os optimization for this one
2237 function if it insn't the default optimization.
2238 (const_char_p): New const char * typedef.
2239 (optimize_args): New static vector to remember the optimization
2241 (parse_optimize_options): New function to set up the optimization
2242 arguments from either the optimize attribute or #pragma GCC optimize.
2244 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
2245 (builtin_define_std): Ditto.
2247 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
2248 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
2249 (x86_64-*-*): Ditto.
2251 * Makefile.in (TREE_H): Add options.h.
2252 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
2254 * doc/extend.texi (option attribute): Document new attribute.
2255 (optimize attribute): Ditto.
2256 (hot attribute): Document hot attribute sets -O3.
2257 (cold attribute): Document cold attribute sets -Os.
2258 (#pragma GCC option): Document new pragma.
2259 (#pragma GCC optimize): Ditto.
2261 * doc/options.texi (TargetSave): Document TargetSave syntax.
2262 (UInteger): Document UInteger must be used for certain flags.
2263 (Save): Document Save option to create target specific options
2264 that can be saved/restored on a function specific context.
2266 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
2267 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
2269 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
2270 (TARGET_OPTION_SAVE): Ditto.
2271 (TARGET_OPTION_RESTORE): Ditto.
2272 (TARGET_OPTION_PRINT): Ditto.
2273 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
2274 (TARGET_CAN_INLINE_P): Ditto.
2276 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
2278 (-mfpmath=both): Ditto.
2280 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2281 Karthik Kumar <karthikkumar@gmail.com>
2283 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
2284 (TARGET_POPCNT): Ditto.
2285 (TARGET_SAHF): Ditto.
2286 (TARGET_AES): Ditto.
2287 (TARGET_PCLMUL): Ditto.
2288 (TARGET_CMPXCHG16B): Ditto.
2289 (TARGET_RECIP): Move switch into target_flags.
2290 (TARGET_FUSED_MADD): Ditto.
2291 (ix86_arch_features): Make an unsigned char type.
2292 (ix86_tune_features): Ditto.
2293 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
2294 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
2295 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
2297 * config/i386/i386.opt (arch): New TargetSave field to define
2298 fields that need to be saved for function specific option support.
2301 (branch_cost): Ditto.
2302 (ix86_isa_flags_explicit): Ditto.
2303 (tune_defaulted): Ditto.
2304 (arch_specified): Ditto.
2305 (-m128-long-double): Add Save flag to save option for target
2306 specific option support.
2308 (-maccumulate-outgoing-args): Ditto.
2309 (-malign-double): Ditto.
2310 (-malign-stringops): Ditto.
2311 (-mfancy-math-387): Ditto.
2312 (-mhard-float): Ditto.
2314 (-minline-all-stringops): Ditto.
2315 (-minline-stringops-dynamically): Ditto.
2316 (-mms-bitfields): Ditto.
2317 (-mno-align-stringops): Ditto.
2318 (-mno-fancy-math-387): Ditto.
2319 (-mno-push-args): Ditto.
2320 (-mno-red-zone): Ditto.
2321 (-mpush-args): Ditto.
2322 (-mred-zone): Ditto.
2324 (-msseregparm): Ditto.
2325 (-mstack-arg-probe): Ditto.
2340 (-mrecip): Move flag into target_flags.
2342 (-mno-fused-madd): Ditto.
2343 (-mfused-madd): Ditto.
2344 (-mabm): Move flag into ix86_isa_flags.
2351 * config/i386/i386-c.c: New file for #pragma support.
2352 (ix86_target_macros_internal): New function to #define or #undef
2353 target macros based when the user uses the #pragma GCC option to
2354 change target options.
2355 (ix86_pragma_option_parse): New function to add #pragma GCC option
2357 (ix86_target_macros): Move defining the target macros here from
2358 TARGET_CPU_CPP_BUILTINS in i386.h.
2359 (ix86_register_pragmas): Register the #pragma GCC option hook. If
2360 defined, initialize any subtarget #pragmas.
2362 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
2363 REGISTER_TARGET_PRAGMAS.
2365 * config/i386/t-i386: New file for x86 dependencies.
2366 (i386.o): Make dependencies mirror the include files used.
2367 (i386-c.o): New file, add dependencies.
2369 * config/i386/i386-protos.h (override_options): Add bool argument.
2370 (ix86_valid_option_attribute_tree): Add declaration.
2371 (ix86_target_macros): Ditto.
2372 (ix86_register_macros): Ditto.
2374 * config/i386/i386.c (ix86_tune_features): Move initialization of
2375 the target masks to initial_ix86_tune_features to allow functions
2376 to have different target options. Make type unsigned char,
2377 instead of unsigned int.
2378 (initial_ix86_tune_features): New static vector to hold processor
2379 masks for the tune variables.
2380 (ix86_arch_features): Move initialization of the target masks to
2381 initial_ix86_arch_features to allow functions to have different
2382 target options. Make type unsigned char, instead of unsigned int.
2383 (initial_ix86_arch_features): New static vector to hold processor
2384 masks for the arch variables.
2385 (enum ix86_function_specific_strings): New enum to describe the
2386 string options used for attribute((option(...))).
2387 (ix86_target_string): New function to return a string that
2388 describes the target options.
2389 (ix86_debug_options): New function to print the current options in
2391 (ix86_function_specific_save): New function hook to save the
2392 function specific global variables in the cl_target_option structure.
2393 (ix86_function_specific_restore): New function hook to restore the
2394 function specific variables from the cl_target_option structure to
2395 the global variables.
2396 (ix86_function_specific_print): New function hook to print the
2397 target specific options in the cl_target_option structure.
2398 (ix86_valid_option_attribute_p): New function hook to validate
2399 attribute((option(...))) arguments.
2400 (ix86_valid_option_attribute_tree): New function that is common
2401 code between attribute((option(...))) and #pragma GCC option
2402 support that parses the options and returns a tree holding the options.
2403 (ix86_valid_option_attribute_inner_p): New helper function for
2404 ix86_valid_option_attribute_tree.
2405 (ix86_can_inline_p): New function hook to decide if one function
2406 can inline another on a target specific basis.
2407 (ix86_set_current_function); New function hook to switch target
2408 options if the user used attribute((option(...))) or #pragma GCC
2410 (ix86_tune_defaulted): Move to static file scope from
2412 (ix86_arch_specified): Ditto.
2413 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
2415 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
2416 (OPTION_MASK_ISA_ABM_SET): Ditto.
2417 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
2418 (OPTION_MASK_ISA_CX16_SET): Ditto.
2419 (OPTION_MASK_ISA_SAHF_SET): Ditto.
2420 (OPTION_MASK_ISA_AES_UNSET): Ditto.
2421 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
2422 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
2423 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
2424 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
2425 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
2426 (struct ptt): Move to static file scope from override_options.
2427 (processor_target_table): Ditto.
2429 (ix86_handle_option): Add support for options that are now isa options.
2430 (override_options): Add support for declaring functions that
2431 support different target options than were specified on the
2432 command line. Move struct ptt, processor_target_table, cpu_names,
2433 ix86_tune_defaulted, ix86_arch_specified to static file scope.
2434 Add bool argument. Fix up error messages so the appropriate error
2435 is given for either command line or attribute.
2436 (ix86_previous_fndecl): New static to remember previous function
2437 declaration to see if we need to change target options.
2438 (ix86_builtins_isa): New array to record the ISA of each builtin
2440 (def_builtin): Always create the builtin function, even if the
2441 current ISA doesn't support it.
2442 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
2443 tests for those builtins.
2444 (ix86_init_builtins): Remove TARGET_MMX test for calling
2445 ix86_init_mmx_sse_builtins.
2446 (ix86_expand_builtin): If the current ISA doesn't support a given
2447 builtin, signal an error.
2448 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
2449 (TARGET_SET_CURRENT_FUNCTION): Ditto.
2450 (TARGET_OPTION_SAVE): Ditto.
2451 (TARGET_OPTION_RESTORE): Ditto.
2452 (TARGET_OPTION_PRINT): Ditto.
2453 (TARGET_CAN_INLINE_P): Ditto.
2455 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
2457 * c-typeck.c (build_external_ref): Don't call assemble_external.
2458 * final.c (output_operand): Call assemble_external.
2460 2008-07-21 DJ Delorie <dj@redhat.com>
2462 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
2463 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
2465 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2467 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
2468 original insn and splitter contents into ...
2469 ("*div<mode>3_fast"): ... this new pattern. Enable only if
2470 flag_unsafe_math_optimizations. Add dummy scratch register.
2471 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
2472 !flag_unsafe_math_optimizations. Returns number with next
2473 highest magnitude if this is still less or equal to the true
2474 quotient in magnitude.
2476 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
2478 * Makefile.in: Replace toplev.h with TOPLEV_H.
2479 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
2480 * c-lex.c (fe_file_change): Don't set in_system_header.
2481 * c-parser.c (c_token): Remove in_system_header.
2482 (c_lex_one_token): Don't set in_system_header.
2483 (c_parser_set_source_position_from_token): Don't set in_system_header.
2484 * diagnostic.c (diagnostic_report_diagnostic): Use location from
2487 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
2488 * flags.h (in_system_header): Remove.
2489 * function.c (saved_in_system_header): Remove.
2490 (push_cfun): Don't set in_system_header.
2491 (pop_cfun): Don't set in_system_header.
2492 (push_struct_function): Don't set in_system_header.
2493 * input.h (expanded_location): Add sysp.
2494 (in_system_header_at): New.
2495 (in_system_header): New.
2496 * toplev.c (in_system_header): Remove.
2497 * toplev.h: Include input.h
2499 * tree-cfg.c (execute_warn_function_return): Call warning_at.
2500 * tree-ssa.c (warn_uninit): Call warning_at.
2501 (warn_uninitialized_var): Update calls to warn_uninit.
2502 (warn_uninitialized_phi): Update calls to warn_uninit.
2503 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
2504 (expand_location): Initialize xloc.sysp.
2505 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
2506 (tree_decl_with_vis): Remove in_system_header_flag.
2508 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
2511 * recog.c (asm_operand_ok): Change the order of the extra
2512 memory constraint checks.
2514 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2517 * tree-switch-conversion.c (build_one_array): Call
2518 varpool_mark_needed_node and varpool_finalize_decl
2519 instead of assemble_variable.
2521 2008-07-19 Jan Hubicka <jh@suse.cz>
2523 * cgraph.c (cgraph_add_new_function): Do early local passes.
2524 * tree-nrv.c (gate_pass_return_slot): New gate.
2525 (pass_nrv): Add the gate.
2526 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
2528 (coalesce_ssa_name): Coalesce SSA names.
2529 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
2530 not optimizing so unused user vars remains visible.
2531 * common.opt (flag_tree_ter): Always enable by default.
2532 * tree-ssa-ter.c: Include flags.h
2533 (is_replaceable_p): Check that locations match; when aliasing is missing
2534 be conservative about loads.
2535 * tree-optimize.c (gate_init_datastructures): Remove.
2536 (pass_init_datastructures): New.
2537 * passes.c: Reorder passes so we always go into SSA.
2539 2008-07-19 Jan Hubicka <jh@suse.cz>
2541 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
2542 * doc/invoke.texi (--combine): Likewise.
2543 (-finline-functions-called-once): Update levels when enabled.
2544 (-funit-at-a-time): Document new behaviour.
2545 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
2546 -fno-section-anchors when disabled explicitly.
2547 (inline params): They are not ignored now.
2548 (precompiled headers): Remove unit-at-a-time as being incompatible.
2549 * opts.c (decode_options): Handle unit-at-a-time as alias;
2550 imply -fno-section-anchors when toplevel reorder is disabled
2552 * common.opt (ftoplevel-reorder): Set default value to 2.
2553 (funit-at-a-time): Set default value to 1.
2554 * config/rs6000/rs6000.c (optimization_options): Set section anchors
2557 2008-07-19 Jan Hubicka <jh@suse.cz>
2559 * builtins.c (expand_builtin_int_roundingfn,
2560 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
2563 2008-07-19 Richard Guenther <rguenther@suse.de>
2566 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
2567 * tree-ssa-sccvn.c (get_constant_value_id): New function.
2568 * tree-ssa-pre.c (get_expr_value_id): For newly created
2569 constant value-ids make sure to add the expression to its
2572 2008-07-19 Jakub Jelinek <jakub@redhat.com>
2575 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
2576 return value of the builtin is ignored.
2578 2008-07-19 Olivier Hainque <hainque@adacore.com>
2580 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
2581 bits, a C conformant malloc implementation has to provide.
2582 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
2584 2008-07-19 Joseph Myers <joseph@codesourcery.com>
2588 * reload.c (find_reloads_subreg_address): Only reload address if
2589 reloaded == 0, not for reloaded != 1.
2592 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2593 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2594 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2595 m32c_legitimize_reload_address.
2597 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2598 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
2599 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2601 2008-07-19 Olivier Hainque <hainque@adacore.com>
2603 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
2604 argument, saying whether nested array are to be collapsed
2605 into a single array type DIE with multiple subscripts.
2606 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
2607 issues, centralize the nested array types collapsing control and
2608 disable the transformation for Ada.
2610 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
2613 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
2615 (x86_64_shift_adj_2): New expander.
2616 (x86_64_shift_adj_3): Ditto.
2617 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
2618 to split TImode operands.
2619 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
2620 (ix86_split_lshr): Ditto.
2622 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
2624 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
2625 and __CHAR32_TYPE__.
2626 * c-typeck.c (digest_init): Support char16_t and char32_t.
2627 (set_nonincremental_init_from_string): Idem.
2629 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2632 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
2633 PREFERRED_STACK_BOUNDARY.
2634 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2636 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
2639 * function.c (locate_and_pad_parm): Cap boundary earlier.
2641 2008-07-17 Julian Brown <julian@codesourcery.com>
2643 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
2644 no-op for targets which don't use DLLs.
2646 2008-07-17 Martin Jambor <mjambor@suse.cz>
2648 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
2649 that nodes are relevant by examining the node->analyzed flag.
2650 (ipcp_init_stage): Check which nodes are relevant, assert that the
2651 relevant ones are also required.
2652 (ipcp_propagate_stage): Check on the side arrays are properly
2654 (ipcp_print_all_jump_functions): Make sure not to touch any node
2655 that is not analyzed or an edge that does not have a corresponding
2656 entry in the on-the-side vectors.
2657 (ipcp_function_scale_print): Likewise.
2658 (ipcp_update_callgraph): Check that the node is relevant.
2659 (ipcp_insert_stage): Check that the node is relevant. Check there is
2660 an info for every node and edge.
2661 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
2662 (ipa_print_all_tree_maps): Likewise and a new variable info.
2663 (ipa_print_all_params_modified): Likewise.
2664 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
2666 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
2669 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
2671 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
2673 PR rtl-optimization/36753
2674 * fwprop.c (use_killed_between): Don't shortcut
2675 single-definition global registers.
2677 2008-07-16 Jan Hubicka <jh@suse.cz>
2679 * cgraph.h (varpool_empty_needed_queue): Declare.
2680 * cgraphunit.c (output_in_order): Mark all variables as needed;
2682 * varpool.c (varpool_assemble_node): Update debug queue.
2683 (varpool_assemble_pending_decls): Don't do it here.
2684 (varpool_empty_needed_queue): New function.
2686 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2688 * recog.c (peephole2_optimize): Fix formatting.
2690 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2692 * c-pch.c (get_ident): Avoid C++ keywords.
2693 * combine-stack-adj.c (single_set_for_csa): Likewise.
2694 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
2695 output_asm_insn): Likewise.
2696 * reload.c (push_secondary_reload, find_reusable_reload,
2697 push_reload, combine_reloads, find_reloads,
2698 debug_reload_to_stream): Likewise.
2699 * reload.h (struct reload): Likewise.
2700 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
2701 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
2702 emit_output_reload_insns): Likewise.
2703 * targhooks.c (default_secondary_reload): Likewise.
2704 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
2706 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2708 * recog.c (validate_change_1, validate_change,
2709 validate_unshare_change, validate_replace_rtx_1, struct
2710 funny_match, constrain_operands, peephole2_optimize): Avoid C++
2712 * reload.c (push_secondary_reload, secondary_reload_class,
2713 scratch_reload_class, find_valid_class, find_reusable_reload,
2714 push_reload, find_dummy_reload, find_reloads_address_1,
2715 find_reloads_address_part, find_equiv_reg): Likewise.
2716 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
2717 choose_reload_regs): Likewise.
2718 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
2720 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2721 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2722 * sched-rgn.c (concat_INSN_LIST): Likewise.
2723 * stor-layout.c (mode_for_size, mode_for_size_tree,
2724 smallest_mode_for_size): Likewise.
2726 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2728 * cfg.c (dump_reg_info): Avoid C++ keywords.
2729 * dwarf2asm.c (dw2_force_const_mem,
2730 dw2_asm_output_encoded_addr_rtx): Likewise.
2731 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
2732 * expmed.c (expand_shift): Likewise.
2733 * global.c (find_reg): Likewise.
2734 * graph.c (draw_edge): Likewise.
2735 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
2736 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
2737 widen_clz, widen_bswap, expand_parity, expand_unop,
2738 emit_cmp_and_jump_insn_1): Likewise.
2739 * postreload.c (reload_cse_simplify_operands): Likewise.
2740 * ra.h (add_neighbor): Likewise.
2741 * reg-stack.c (remove_regno_note, change_stack): Likewise.
2742 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
2743 record_reg_classes, copy_cost, record_address_regs,
2744 invalid_mode_change_p): Likewise.
2745 * regrename.c (regrename_optimize, scan_rtx_reg,
2746 dump_def_use_chain, find_oldest_value_reg,
2747 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
2749 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2751 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
2752 MASK_POWERPC64 for power4 in previous commit.
2754 2008-07-16 Olivier Hainque <hainque@adacore.com>
2756 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
2757 instead of bare conversion to cast const-ness away.
2759 2008-07-16 Anatoly Sokolov <aesok@post.ru>
2761 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
2762 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
2763 * config/xtensa/xtensa.c (xtensa_function_value): New function.
2764 (TARGET_FUNCTION_VALUE): Define.
2766 2008-07-16 David Edelsohn <edelsohn@gnu.org>
2768 * config/rs6000/rs6000.c (processor_target_table): Add
2769 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
2771 2008-07-16 Joseph Myers <joseph@codesourcery.com>
2774 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
2775 (m32c_legitimate_address_p): Handle "++rii" addresses created by
2776 m32c_legitimize_reload_address.
2778 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
2780 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
2781 DECL_IN_SYSTEM_HEADER in sync.
2783 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
2785 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
2786 * tree-ssa-pre.c (pre_expr_eq): Ditto
2787 (get_constant_for_value_id): Take a type as an argument.
2788 (fully_constant_expression): Pass in type.
2789 (find_or_generate_expression): Short circuit constant case.
2790 (create_expression_by_pieces): Remove special casing of
2792 (do_regular_insertion): Short circuit constant case.
2793 (do_partial_partial_insertion): Ditto.
2795 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2798 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
2800 2008-07-15 Bob Wilson <bob.wilson@acm.org>
2802 * config/xtensa/libgcc-xtensa.ver: New file.
2803 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
2805 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2807 * df-problems.c (df_set_note): Avoid C++ keywords.
2808 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
2809 * dse.c (record_store, remove_useless_values): Likewise.
2810 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
2811 gen_reg_rtx_offset, operand_subword, change_address_1,
2812 change_address, adjust_address_1, offset_address,
2813 widen_memory_access, emit_copy_of_insn_after): Likewise.
2814 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
2815 * fwprop.c (should_replace_address, propagate_rtx_1,
2816 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
2818 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
2819 gcse_emit_move_after, update_ld_motion_stores): Likewise.
2820 * lcm.c (compute_insert_delete, pre_edge_lcm,
2821 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
2822 * lower-subreg.c (resolve_reg_notes): Likewise.
2823 * mode-switching.c (optimize_mode_switching): Likewise.
2825 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2827 * bt-load.c (add_btr_def, migrate_btr_def,
2828 branch_target_load_optimize): Avoid C++ keywords.
2829 * caller-save.c (insert_restore, insert_save, insert_one_insn):
2831 * combine.c (subst, simplify_set, make_extraction,
2832 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
2833 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
2834 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
2836 2008-07-15 Richard Guenther <rguenther@suse.de>
2839 * c-common.c (strict_aliasing_warning): Do not warn for
2840 TYPE_REF_CAN_ALIAS_ALL pointers.
2841 (c_common_get_alias_set): may_alias types are not special.
2842 * tree.c (build_pointer_type_for_mode): Look up the may_alias
2843 attribute and set can_ref_all accordingly.
2844 (build_reference_type_for_mode): Likewise.
2845 * doc/extend.texi (may_alias): Clarify.
2847 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
2850 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
2851 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
2853 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2856 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
2857 gcc_assert, instead call output_operand_lossage.
2859 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
2861 * builtins.c (std_canonical_va_list): Treat structure based
2864 2008-07-15 Ben Elliston <bje@au.ibm.com>
2866 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
2868 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
2870 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
2873 2008-07-14 Jan Hubicka <jh@suse.cz>
2875 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
2876 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
2877 fix predicates and constraints.
2878 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
2879 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
2881 2008-07-14 Doug Kwan <dougkwan@google.com>
2883 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
2884 additional option file arm/eabi.opt.
2885 * config/arm/eabi.h (File): New configuration file for EABI targets.
2886 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
2887 SUBSUBTARGET_EXTRA_SPECS.
2888 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
2889 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
2890 from STARTFILE_SPEC so that it can be referenced in an override.
2891 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
2892 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
2893 can be referenced in an override.
2894 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
2895 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
2896 so that it can be referenced in an override.
2897 (LINK_SPEC): Use BPABI_LINK_SPEC.
2898 * config/arm/eabi.opt (File): New.
2900 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2902 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
2903 (FIXED_VALUE_H): New variable.
2904 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
2905 input.h, fixed-value.h.
2906 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
2907 (BASIC_BLOCK_H): Use $(BITMAP_H).
2908 (FUNCTION_H): Add varray.h.
2909 (IPA_REFERENCE_H): Use $(BITMAP_H).
2910 (CGRAPH_H): Add $(BASIC_BLOCK_H).
2911 (DF_H): Use $(BITMAP_H).
2912 (GGC_H): Add statistics.h.
2914 (INSN_ATTR_H): Use it.
2915 (SYSTEM_H): Add safe-ctype.h, filenames.h.
2917 (SYMTAB_H): Add $(OBSTACK_H).
2918 (CPP_INTERNAL_H): New.
2919 (TREE_DUMP_H): Add tree-pass.h.
2920 (TREE_FLOW_H): Use $(BITMAP_H)
2921 (PRETTY_PRINT_H): Use $(INPUT_H).
2922 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
2925 (many object files): Fix lots of header dependencies throughout.
2927 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2929 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
2931 (s-gtyp-input): Use them to write tmp-gi.list.
2932 (echo_to_gi.list): Remove.
2934 2008-07-14 Richard Guenther <rguenther@suse.de>
2936 * tree-ssa-sccvn.c (pre_info): Remove.
2937 (switch_to_PRE_table): Likewise.
2938 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
2939 (set_hashtable_value_ids): Do not create value-ids for the
2941 (run_scc_vn): Remove double test. Remove bogus special-case
2942 in value-number printing.
2943 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
2944 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
2946 * tree-flow-inline.h (get_value_handle): Remove.
2947 * tree-flow.h (get_value_handle): Remove.
2949 2008-07-14 Martin Jambor <mjambor@suse.cz>
2951 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
2952 in which we generate arithmetics is not a subrange.
2954 2008-07-14 Martin Jambor <mjambor@suse.cz>
2956 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
2958 2008-07-14 Richard Guenther <rguenther@suse.de>
2960 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
2962 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
2965 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
2966 reload for symbol refs moved to r0 with -fPIC.
2967 (legitimize_pic_address): Use the target register as temporary
2969 (emit_symbolic_move): Adjust comment.
2970 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
2973 2008-07-14 Ben Elliston <bje@au.ibm.com>
2975 * c-common.h (C_CPP_HASHNODE): New macro.
2976 * coretypes.h (struct cpp_token): Forward declare.
2977 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2978 the context-sensitive keyword method.
2979 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
2980 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
2981 expand_bool_pixel): New.
2982 (altivec_categorize_keyword): New function.
2983 (init_vector_keywords): New function.
2984 (rs6000_macro_to_expand): Likewise.
2985 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
2986 compiling an ISO C dialect.
2988 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
2990 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
2991 (create_expression_by_pieces): Fix typo.
2992 (do_regular_insertion): Use debug counter here too.
2994 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
2997 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
2998 CONST_OK_FOR_LETTER_P. All port-local users changed.
2999 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3000 implement Kp matching power-of-two.
3001 (CONSTRAINT_LEN): Define to match.
3002 * config/cris/cris.md: Replace all use of constraint K with Kc.
3003 ("*btst*): Use Kp for operand 0 of last alternative.
3005 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3008 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3011 2008-07-13 Jan Hubicka <jh@suse.cz>
3013 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3016 2008-07-13 Richard Guenther <rguenther@suse.de>
3019 * langhooks.c (lhd_print_error_function): Deal with recursive
3022 2008-07-12 Jan Hubicka <jh@suse.cz>
3024 * cgraph.c (assembler_name_hash): New static var.
3025 (hash_node_by_assembler_name, eq_assembler_name): New.
3026 (cgraph_node_for_asm): Use hashtable.
3027 (cgraph_remove_node): Maintain hashtable.
3028 (change_decl_assembler_name): Sanity check that names are not changing
3029 after aliasing was processed.
3030 * cgraph.h (varpoon_node): Add next GGC marker.
3031 * tree.c (decl_assembler_name_equal): Constify.
3032 (decl_assembler_name_hash): New.
3033 * tree.h (decl_assembler_name_equal): Constify.
3034 (decl_assembler_name_hash): Update.
3036 2008-07-12 David Daney <ddaney@avtrex.com>
3038 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3041 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3043 * doc/md.texi: Document the MIPS "v" constraint.
3044 * config/mips/mips.h (reg_class): Revert last change.
3045 (REG_CLASS_NAMES): Likewise.
3046 (REG_CLASS_CONTENTS): Likewise.
3047 * config/mips/mips.c (mips_regno_to_class): Likewise.
3048 * config/mips/constraints.md (v): Likewise, but add documentation.
3049 Add a comment to say that this constraint should not be used in
3052 2008-07-11 DJ Delorie <dj@redhat.com>
3054 * config/h8300/h8300.md (length): Fix branch offset limit.
3056 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3058 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3059 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3060 (avr_hard_regno_scratch_ok): New function.
3061 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3062 * config/avr/avr.md (all peepholes that request a scratch register):
3063 Remove avr_peep2_scratch_safe use.
3065 2008-07-11 Tom Tromey <tromey@redhat.com>
3066 Ian Lance Taylor <iant@google.com>
3068 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3069 (struct c_common_resword): Define.
3070 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3071 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3072 (c_common_reswords, num_c_common_reswords): Declare.
3073 * c-common.c (c_common_reswords): New global const array.
3074 (num_c_common_reswords): New const int.
3075 * c-parser.c (struct resword, reswords): Don't define.
3076 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3077 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3078 than reswords. If warning about C++ keywords, give them a special
3080 (c_lex_one_token): Warn about C++ keywords. Call
3081 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3082 (c_parser_external_declaration): Look for RID_xxx rather than
3083 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3084 (c_parser_statement_after_labels): Likewise.
3085 (c_parser_objc_class_instance_variables): Likewise.
3086 (c_parser_objc_class_declaration): Likewise.
3087 (c_parser_objc_try_catch_statement): Likewise.
3088 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
3089 (declspecs_add_type): Likewise.
3091 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
3093 * ggc-page.c (alloc_page):
3094 Substituting xmalloc, xcalloc with
3095 XNEWVEC and XCNEWVAR macros which add the
3098 2008-07-11 Richard Guenther <rguenther@suse.de>
3100 PR tree-optimization/36765
3101 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
3102 aliases from HEAP vars to SMTs.
3104 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3106 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
3107 * configure.ac (loose_warn): Move -Wc++-compat from here...
3108 (strict_warn): ...to here.
3109 * configure: Regenerate.
3111 2008-07-10 Joseph Myers <joseph@codesourcery.com>
3113 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
3114 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
3115 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
3116 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
3117 excluding more specific h8300-*-* and sh-*-* targets.
3119 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
3121 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
3123 (execute_pre): Call loop_optimizer_finalize in early exit.
3125 2008-07-10 Jakub Jelinek <jakub@redhat.com>
3128 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
3129 uids in the bitmap, not just VAR_DECL uids.
3131 PR rtl-optimization/36419
3132 * combine-stack-adj.c (adjust_frame_related_expr): New function.
3133 (combine_stack_adjustments_for_block): Call it if needed. Delete
3135 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
3136 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
3137 prologue sp adjustment.
3139 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
3142 * opts.c (print_ignored_options): Report postponed diagnostics for
3143 unknown -Wno-* options as warnings, not errors.
3144 (postpone_unknown_option_error): Renamed to...
3145 (postpone_unknown_option_warning): ... this.
3147 2008-07-09 Doug Kwan <dougkwan@google.com>
3150 2008-07-08 Doug Kwan <dougkwan@google.com>
3152 * config/arm/arm.opt (mandroid): New option.
3153 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3154 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3156 (CC1PLUS_SPEC): Same.
3158 (STARTFILE_SPEC): Same.
3159 (ENDFILE_SPEC): Same.
3160 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3163 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
3166 * config/mips/mips.h (reg_class): Remove V1_REG.
3167 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3168 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
3170 (mips_get_tp): New function.
3171 (mips_legitimize_tls_address): Use it.
3172 * config/mips/constraints.md (v): Delete.
3173 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
3174 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
3175 After reload, split into a move and ...
3176 (*tls_get_tp_<mode>_split): ...this new instruction.
3178 2008-07-09 David Daney <ddaney@avtrex.com>
3180 * config/mips/driver-native.c: Include coretypes.h and tm.h.
3182 2008-07-09 Jakub Jelinek <jakub@redhat.com>
3184 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
3185 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
3187 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
3188 htab_delete should be called. Don't free c.
3189 (lookup_tmp_var): Create temp_htab lazily.
3190 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
3191 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
3193 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
3194 lower_omp_ordered, lower_omp_critical, lower_omp_for,
3195 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
3196 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
3197 * tree-sra.c (generate_element_init): Likewise.
3198 * tree-mudflap.c (execute_mudflap_function_ops,
3199 execute_mudflap_function_decls): Likewise.
3200 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
3201 * tree-gimple.h (struct gimplify_ctx): New type.
3202 (push_gimplify_context): Adjust prototype.
3204 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
3206 * tree-ssa-pre.c (phi_translate_1): Update placement of
3209 2008-07-09 Anatoly Sokolov <aesok@post.ru>
3211 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
3212 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
3213 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
3214 * targhooks.c (default_hard_regno_scratch_ok): New function.
3215 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
3216 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
3217 * recog.c: Include "target.h".
3218 (peep2_find_free_register): Add check for global regs. Add target
3220 * Makefile.in (recog.o): Depend on target.h.
3222 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
3224 * config/sh/sh.c (sh_canonical_va_list_type): New.
3225 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
3227 2008-07-09 Raksit Ashok <raksit@google.com>
3229 * doc/invoke.texi (Option Summary): Mention new option
3230 -Wdisallowed-function-list=...
3231 (Warning Options): Document -Wdisallowed-function-list=...
3232 * common.opt (Wdisallowed-function-list=): New flag.
3233 * flags.h (warn_disallowed_functions): External definition of new
3234 boolean warning flag.
3235 (warn_if_disallowed_function_p): Declare new function.
3236 * opts.c (warning_disallowed_functions): New static variable.
3237 (warn_disallowed_functions): New boolean warning flag.
3238 (warn_if_disallowed_function_p): New function.
3239 (add_comma_separated_to_vector): Rename
3240 add_instrument_functions_exclude_list to this.
3241 (common_handle_option): Handle new option. Rename calls to
3242 add_instrument_functions_exclude_list into calls to
3243 add_comma_separated_to_vector.
3244 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
3245 based on flag warn_disallowed_functions.
3247 2008-07-09 Christian Bruel <christian.bruel@st.com>
3249 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
3250 instead of get_attr_length.
3252 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3254 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
3256 * genemit.c (gen_insn): Likewise.
3257 * gengtype.c (note_def_vec): Likewise.
3258 * gengtype.h (note_def_vec): Likewise.
3259 * genoutput.c (struct data, output_insn_data, process_template,
3260 gen_expand, gen_split, note_constraint): Likewise.
3261 * genrecog.c (new_decision, add_to_sequence, factor_tests,
3262 make_insn_sequence): Likewise.
3263 * gensupport.c (record_insn_name): Likewise.
3265 2008-07-08 Doug Kwan <dougkwan@google.com>
3267 * config/arm/arm.opt (mandroid): New option.
3268 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
3269 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
3271 (CC1PLUS_SPEC): Same.
3273 (STARTFILE_SPEC): Same.
3274 (ENDFILE_SPEC): Same.
3275 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
3278 2008-07-08 Raksit Ashok <raksit@google.com>
3280 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
3281 (set_storage_via_setmem): Fix expected_align parameter.
3282 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
3283 missing from the list.
3284 * doc/md.texi (movmem): Explicitly state that expected alignment is
3285 to be expressed in bytes.
3286 (setmem): Explicitly state that expected alignment is to be expressed
3289 2008-07-08 Joseph Myers <joseph@codesourcery.com>
3291 * reload.c (find_reloads_subreg_address): Do not require validity
3292 of address in original mode before reloading address.
3294 2008-07-07 Tianwei Sheng <tianweis@google.com>
3296 * df-core.c (df_remove_problem): Adjust the access to avoid out of
3297 bounds array access.
3299 2008-07-08 Jakub Jelinek <jakub@redhat.com>
3301 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
3303 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
3305 Fix PR tree-optimization/23455
3306 Fix PR tree-optimization/35286
3307 Fix PR tree-optimization/35287
3308 * Makefile.in (OBJS-common): Remove tree-vn.o.
3309 (tree-vn.o): Remove.
3310 * dbgcnt.def: Add treepre_insert debug counter.
3311 * gcc/tree-flow.h (add_to_value): Updated for other changes.
3312 (debug_value_expressions): Ditto.
3313 (print_value_expressions): Ditto.
3314 * tree-pretty-print.c (dump_generic_node): Updated for
3315 VALUE_HANDLE removal.
3316 * tree-ssa-dom.c (record_equality): Ditto.
3317 (cprop_operand): Ditto.
3318 (lookup_avail_expr): Ditto.
3319 * tree-ssa-threadedge.c
3320 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
3321 (simplify_control_stmt_condition): Ditto.
3322 * tree.c (tree_code_size): Ditto.
3323 (tree_node_structure): Ditto.
3324 (iterative_hash_expr): Ditto.
3326 * tree.h (VALUE_HANDLE_ID): Ditto.
3327 (VALUE_HANDLE_EXPR_SET): Ditto.
3328 (struct tree_value_handle): Ditto.
3329 (union tree_node): Ditto.
3330 * treestruct.def: Ditto.
3331 * tree-vn.c: Removed.
3332 * tree-ssa-pre.c: Rewritten entirely.
3333 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
3334 (constant_value_ids): Ditto.
3335 (vn_nary_op_t): Moved to header.
3337 (vn_reference_op_t): Ditto
3338 (vn_reference_t): Ditto.
3339 (next_value_id): New variable.
3340 (VN_INFO): Add an assert.
3341 (vn_constant_eq): New function.
3342 (vn_constant_hash): Ditto.
3343 (get_or_alloc_constant_value_id): Ditto.
3344 (value_id_constant_p): Ditto.
3345 (vn_reference_compute_hash): De-staticify.
3346 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
3347 Disable some code with a FIXME. Remove VALUE_HANDLE use.
3348 (valueize_refs): Update opcode if it changes from ssa name to constant.
3349 (vn_reference_lookup_1): Add new argument.
3350 (vn_reference_lookup): Ditto.
3351 (vn_reference_lookup_pieces): New function.
3352 (vn_reference_insert): Add return type. Modify to deal with value ids.
3353 (vn_reference_insert_pieces): New function.
3354 (vn_nary_op_compute_hash): De-staticify.
3355 (vn_nary_op_eq): Ditto.
3356 (vn_nary_op_lookup_pieces): New function.
3357 (vn_nary_op_lookup): Add new argument.
3358 (vn_nary_op_insert_pieces): New function.
3359 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
3360 (vn_phi_insert): Ditto.
3361 (visit_unary_op): Update for callee changes.
3362 (visit_binary_op): Ditto.
3363 (visit_reference_op_load): Ditto.
3364 (visit_reference_op_store): Ditto.
3365 (init_scc_vn): Init next_value_id, constant_to_value_id and
3367 (free_scc_vn): Free them.
3368 (set_hashtable_value_ids): New function.
3369 (run_scc_vn): Use it.
3370 (get_max_value_id): New function.
3371 (get_next_value_id): Ditto.
3372 (expressions_equal_p): Moved from tree-vn.c
3373 (sort_vuses): Ditto.
3374 (sort_vuses_heap): Ditto.
3375 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
3377 * tree.c (iterative_hash_hashval_t): Made non-static
3378 * tree.h (iterative_hash_hashval_t): Declare it.
3380 2008-07-08 Martin Jambor <mjambor@suse.cz>
3382 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
3383 instead of ipa_create_node_params.
3384 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
3385 ipa_check_create_edge_args, free them with
3386 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
3388 * ipa-prop.c: Include flags.h and tree-inline.h.
3389 (ipa_node_params_vector): New variable.
3390 (ipa_edge_args_vector): New variable.
3391 (edge_removal_hook_holder): New variable.
3392 (node_removal_hook_holder): New variable.
3393 (edge_duplication_hook_holder): New variable.
3394 (node_duplication_hook_holder): New variable.
3395 (ipa_detect_param_modifications): Check for presence of modified flags.
3396 (ipa_compute_jump_functions): Check for presence of jump functions.
3397 (ipa_free_edge_args_substructures): New function.
3398 (ipa_create_node_params): Removed.
3399 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
3400 (ipa_free_node_params_substructures): New function.
3401 (ipa_free_all_node_params): Changed to deallocate the on-the-side
3403 (ipa_edge_removal_hook): New function.
3404 (ipa_node_removal_hook): New function.
3405 (duplicate_array): New function.
3406 (ipa_edge_duplication_hook): New function.
3407 (ipa_node_duplication_hook): New function.
3408 (ipa_register_cgraph_hooks): New function.
3409 (ipa_unregister_cgraph_hooks): New function.
3410 (free_all_ipa_structures_after_ipa_cp): New function.
3412 * ipa-prop.h: Include vec.h.
3413 (ipa_node_params_t): New typedef with vector types for it.
3414 (ipa_edge_args_t): New typedef with vector types for it.
3415 (IPA_NODE_REF): Changed to access an on-the-side vector.
3416 (IPA_EDGE_REF): Changed to access an on-the-side vector.
3417 (ipa_check_create_node_params): New function.
3418 (ipa_check_create_edge_args): New function.
3420 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
3423 2008-07-07 Tom Tromey <tromey@redhat.com>
3425 * configure, config.in: Rebuilt.
3426 * configure.ac: Don't check for scandir or alphasort.
3428 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3430 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
3431 types immediately after creating them.
3433 2008-07-07 Joseph Myers <joseph@codesourcery.com>
3435 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
3437 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
3439 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
3440 dump_constraint_graph.
3441 (dump_constraint_edge): New function.
3442 (dump_constraint_graph): New function.
3443 (debug_constraint_graph): New function.
3444 (dump_constraint): Removed useless comparison.
3445 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
3446 (dump_constraint_graph): Declare.
3447 (debug_constraint_graph): Declare.
3448 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
3450 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
3452 * config/i386/i386.c (is_va_list_char_pointer): New.
3453 (ix86_va_start): Replace compare with ms_va_list_type_node
3454 by is_va_list_char_pointer.
3455 (ix86_gimplify_va_arg): Likewise.
3457 2008-07-07 Martin Jambor <mjambor@suse.cz>
3459 * cgraph.c (cgraph_edge_max_uid): New variable.
3460 (struct cgraph_edge_hook_list): New type.
3461 (struct cgraph_node_hook_list): New type.
3462 (struct cgraph_2edge_hook_list): New type.
3463 (struct cgraph_2node_hook_list): New type.
3464 (first_cgraph_edge_removal_hook): New variable.
3465 (first_cgraph_node_removal_hook): New variable.
3466 (first_cgraph_edge_duplicated_hook): New variable.
3467 (first_cgraph_node_duplicated_hook): New variable.
3468 (cgraph_add_edge_removal_hook): New function.
3469 (cgraph_remove_edge_removal_hook): New function.
3470 (cgraph_call_edge_removal_hooks): New function.
3471 (cgraph_add_node_removal_hook): New function.
3472 (cgraph_remove_node_removal_hook): New function.
3473 (cgraph_call_node_removal_hooks): New function.
3474 (cgraph_add_edge_duplication_hook): New function.
3475 (cgraph_remove_edge_duplication_hook): New function.
3476 (cgraph_call_edge_duplication_hooks): New function.
3477 (cgraph_add_node_duplication_hook): New function.
3478 (cgraph_remove_node_duplication_hook): New function.
3479 (cgraph_call_node_duplication_hooks): New function.
3480 (cgraph_create_edge): Assign to edge uid.
3481 (cgraph_remove_edge): Call edge removal hooks.
3482 (cgraph_node_remove_callees): Call edge removal hooks.
3483 (cgraph_node_remove_callers): Call edge removal hooks.
3484 (cgraph_remove_node): Call node removal hooks.
3485 (cgraph_clone_edge): Call edge duplication hooks.
3486 (cgraph_clone_node): Call node duplication hooks.
3488 * cgraph.h (cgraph_edge): New field uid.
3489 (cgraph_edge_hook): New type.
3490 (cgraph_node_hook): New type.
3491 (cgraph_2edge_hook): New type.
3492 (cgraph_2node_hook): New type.
3494 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
3496 * config.in: Regenerate.
3498 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
3500 * gcc.c (print_sysroot): New.
3501 (option_map, display_help, process_command): Handle the
3502 -print-sysroot option.
3503 (main): Print the sysroot if requested.
3504 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
3506 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3509 * unwind-pe.h (size_of_encoded_value): add attribute unused.
3511 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
3513 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
3514 (assign_parm_setup_block_p): Also check mode of entry_parm.
3516 2008-07-07 Richard Guenther <rguenther@suse.de>
3518 * tree-ssa-structalias.h (set_used_smts): Remove.
3519 * tree-ssa-structalias.c (used_smts): Likewise.
3520 (set_used_smts): Likewise.
3521 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
3522 call to set_used_smts.
3524 2008-07-07 Richard Guenther <rguenther@suse.de>
3526 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
3527 (new_var_info): Set it to false.
3528 (solution_set_add): Correctly handle pointers outside a var and
3530 (type_safe): Treat variables with is_full_var properly.
3531 (do_sd_constraint): Likewise.
3532 (do_ds_constraint): Likewise.
3533 (process_constraint): Remove zeroing offset for !use_field_sensitive.
3534 (get_constraint_for_ptr_offset): New function.
3535 (get_constraint_for_component_ref): For addresses at least include
3536 the last field of the variable. Handle is_full_vars properly.
3537 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
3538 (handle_ptr_arith): Remove.
3539 (find_func_aliases): Simplify assignment handling.
3540 (create_function_info_for): For parameter and result varinfos set
3542 (create_variable_info_for): Set is_full_var flag whenever we
3543 just created a single varinfo for a decl.
3544 (init_alias_vars): Initialize use_field_sensitive from
3545 max-fields-for-field-sensitive parameter.
3547 2008-07-07 Richard Guenther <rguenther@suse.de>
3549 PR tree-optimization/36713
3550 * tree-flow-inline.h (is_call_used): New function.
3551 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
3552 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3553 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
3555 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3557 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
3559 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
3561 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
3563 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3564 Nathan Sidwell <nathan@codesourcery.com>
3566 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
3567 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
3569 * config/m68k/t-linux: New.
3570 * doc/install.texi: Document m68k-*-linux is now multilibbed by
3573 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
3575 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
3576 * config/m68k/m68k-devices.def: Remove multilibs that only differ
3579 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3581 * gcc.c (execute): Fix -Wc++-compat warning.
3583 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
3586 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
3587 constant for little endian.
3589 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
3591 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
3592 mips_base_mips16 instead of TARGET_MIPS16.
3593 (mips_base_mips16): Declare.
3594 * config/mips/mips.c (mips_base_mips16): Make global.
3595 (was_mips16_p): Remove GTY marker.
3596 (was_mips16_pch_p): New variable.
3597 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
3598 (mips_override_options): Force to non-MIPS16 mode initially.
3599 Do not complain about MIPS16 PIC incompatibilities here.
3600 Only allow -mgpopt if -mexplicit-relocs is in force for
3603 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
3605 * configure.ac: Check for caddr_t, define to char * if not defined.
3606 * configure: Regenerate.
3607 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
3608 (mmap_gt_pch_use_address): Likewise.
3609 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
3611 2008-07-06 Richard Guenther <rguenther@suse.de>
3613 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
3614 (new_var_info): Deal with it.
3615 (solution_set_add): Likewise.
3616 (bitpos_of_field): Make signed, fix.
3617 (struct fieldoff): Remove type and decl fields. Make size field
3618 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
3620 (fieldoff_compare): Deal with it.
3621 (push_fields_onto_fieldstack): Remove has_union argument, glob
3622 adjacent non-pointer fields together.
3623 (create_function_info_for): Do not set has_union.
3624 (create_variable_info_for): Simplify.
3626 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
3628 * config.gcc (extra_headers): Add cross-stdarg.h for target
3629 x86_64-*-* and i?86-*-*.
3630 * config/i386/cross-stdarg.h: New.
3631 * builtins.c (std_fn_abi_va_list): New.
3632 (std_canonical_va_list_type): New.
3633 (stabilize_va_list): Replace va_list_type_node use by
3634 mtarget.canonical_va_list_type.
3635 (gimplify_va_arg_expr): Likewise.
3636 (expand_builtin_va_copy): Replace va_list_type_node use by
3637 mtarget.fn_abi_va_list.
3638 * tree-sra.c (is_va_list_type): New helper.
3639 (decl_can_be_decomposed_p): Replace
3640 va_list_type_node use by is_va_list_type.
3641 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
3642 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3643 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
3644 * config/i386/i386-protos.h (ix86_get_valist_type): New.
3645 (ix86_enum_va_list): New.
3646 * config/i386/i386.c (sysv_va_list_type_node): New.
3647 (ms_va_list_type_node): New.
3648 (ix86_function_type_abi): Remove sorry.
3649 (ix86_build_builtin_va_list_abi): New.
3650 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
3652 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
3653 (ix86_init_builtins_va_builtins_abi): New.
3654 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
3656 (ix86_handle_abi_attribute): New.
3657 (attribute_spec): Add sysv_abi and ms_abi.
3658 (ix86_fn_abi_va_list): New.
3659 (ix86_canonical_va_list_type): New.
3660 (ix86_enum_va_list): New.
3661 (TARGET_FN_ABI_VA_LIST): New.
3662 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3663 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
3664 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
3665 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3666 (TARGET_ENUM_VA_LIST): New.
3667 * expr.h (std_fn_abi_va_list): New.
3668 (std_canonical_va_list_type): New.
3669 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
3670 (TARGET_CANONICAL_VA_LIST_TYPE): New.
3671 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
3672 TARGET_CANONICAL_VA_LIST_TYPE.
3673 * target.h (struct gcc_target): Add fn_abi_va_list hook
3674 and canonical_va_list_type hook.
3676 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3678 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
3679 integral and pointer types.
3681 2008-07-04 Roger Sayle <roger@eyesopen.com>
3683 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
3684 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
3686 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
3689 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
3691 2008-07-04 Jakub Jelinek <jakub@redhat.com>
3693 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
3694 build_gimple_modify_stmt.
3695 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
3696 gimple operand. Use fold_build* instead of build*.
3698 2008-07-04 Richard Guenther <rguenther@suse.de>
3700 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
3701 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
3702 properly to compute the reachability set if we do field-sensitive PTA.
3703 * invoke.texi (max-fields-for-field-sensitive): Document default.
3704 * opts.c (decode_options): Set max-fields-for-field-sensitive to
3705 100 for optimize >= 2.
3707 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3709 * ggc-zone.c (lookup_page_table_if_allocated,
3710 set_page_table_entry, zone_find_object_size, alloc_small_page,
3711 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
3712 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
3713 -Wc++-compat and/or -Wcast-qual warnings.
3715 2008-07-04 Alan Modra <amodra@bigpond.net.au>
3718 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
3719 pic_offset_table_rtx to be marked as used here.
3720 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
3721 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
3722 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
3723 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
3726 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3728 * alloc-pool.c (hash_descriptor, eq_descriptor,
3729 alloc_pool_descriptor): Fix -Wc++-compat warnings.
3730 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
3732 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
3733 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
3734 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
3735 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
3738 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
3740 * tree-flow.h (loop_only_exit_p): Declare.
3741 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
3742 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
3743 the number of iterations if it is constant. Otherwise, if this is the
3744 only possible exit of the loop, use the conservative estimate on the
3745 number of iterations of the entire loop if available.
3747 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
3749 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
3750 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
3751 Add synchronization functions.
3752 * config/sync.c: New file.
3753 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
3754 (LIBGCC_SYNC_CFLAGS): Likewise.
3756 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
3759 * config/i386/i386.md (mode): Add TF to "mode" attribute.
3760 (*pushtf_sse): New insn pattern.
3761 (pushtf splitters): New splitters.
3763 2008-07-03 Michael Meissner <gnu@the-meissners.org>
3766 * predict.c (build_predict_expr): Use void_type_node for the tree
3767 type, instead of NULL_TREE.
3769 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
3771 * config/i386/i386.c (contains_aligned_value_p): Return true
3773 (ix86_data_alignment): Align TCmode to 128bits.
3774 (ix86_local_alignment): Likewise.
3776 2008-07-03 Andrew Haley <aph@redhat.com>
3779 * vec.h (VEC_TA): New.
3780 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
3781 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
3782 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
3783 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
3784 (C_COMMON_FIXED_TYPES): Remove first arg.
3785 (C_COMMON_FIXED_MODE_TYPES): Likewise.
3786 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
3787 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
3788 not to use empty macro arguments.
3790 2008-07-02 Joseph Myers <joseph@codesourcery.com>
3792 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
3793 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
3794 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
3795 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
3796 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
3797 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
3798 config/ia64/crtn.asm, config/m68hc11/larith.asm,
3799 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
3800 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
3801 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3802 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3803 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3804 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
3805 config/rs6000/e500crtres64gpr.asm,
3806 config/rs6000/e500crtres64gprctr.asm,
3807 config/rs6000/e500crtrest32gpr.asm,
3808 config/rs6000/e500crtrest64gpr.asm,
3809 config/rs6000/e500crtresx32gpr.asm,
3810 config/rs6000/e500crtresx64gpr.asm,
3811 config/rs6000/e500crtsav32gpr.asm,
3812 config/rs6000/e500crtsav64gpr.asm,
3813 config/rs6000/e500crtsav64gprctr.asm,
3814 config/rs6000/e500crtsavg32gpr.asm,
3815 config/rs6000/e500crtsavg64gpr.asm,
3816 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
3817 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
3818 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
3819 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
3820 config/sparc/sol2-cn.asm: Remove .file directives.
3822 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
3824 * resource.c (mark_referenced_resources): Look inside
3825 UNSPEC_VOLATILEs and ASM_INPUTs.
3827 2008-07-02 Ian Lance Taylor <iant@google.com>
3829 * rtlanal.c (add_reg_note): New function.
3830 * rtl.h (add_reg_note): Declare.
3831 * auto-inc-dec.c (attempt_change): Use add_reg_note.
3832 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
3833 * builtins.c (expand_builtin_longjmp): Likewise.
3834 (expand_builtin_nonlocal_goto): Likewise.
3835 * calls.c (emit_call_1, expand_call): Likewise.
3836 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3837 * cfglayout.c (fixup_reorder_chain): Likewise.
3838 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3839 (commit_one_edge_insertion): Likewise.
3840 * combine.c (move_deaths, distribute_notes): Likewise.
3841 * df-problems.c (df_set_note): Likewise.
3842 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
3843 (set_unique_reg_note): Likewise.
3844 (emit_copy_of_insn_after): Likewise.
3845 * expr.c (expand_expr_real): Likewise.
3846 * gcse.c (add_label_notes): Likewise.
3847 * haifa-sched.c (create_check_block_twin): Likewise.
3848 * jump.c (mark_jump_label_1): Likewise.
3849 * loop-doloop.c (add_test, doloop_modify): Likewise.
3850 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3851 * lower-subreg.c (move_eh_region_note): Likewise.
3852 * optabs.c (emit_libcall_block): Likewise.
3853 * predict.c (predict_insn): Likewise.
3854 (combine_predictions_for_insn): Likewise.
3855 * recog.c (peephole2_optimize): Likewise.
3856 * regmove.c (try_auto_increment): Likewise.
3857 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
3858 * reload.c (find_reloads): Likewise.
3859 * reload1.c (fixup_eh_region_note): Likewise.
3860 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
3861 * reorg.c (delete_prior_computation): Likewise.
3862 (delete_computation, dbr_schedule): Likewise.
3863 * config/pa/pa.c (legitimize_pic_address): Likewise.
3864 * config/sh/sh.c (sh_reorg): Likewise.
3866 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
3869 * config/libgcc-glibc.ver: Add %exclude.
3870 * config/m32r/libgcc-glibc.ver: Likwise.
3871 * config/s390/libgcc-glibc.ver: Likwise.
3872 * config/sh/libgcc-glibc.ver: Likwise.
3873 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
3875 * config/i386/libgcc-glibc.ver: New.
3877 * config/i386/libgcc-x86_64-glibc.ver: Removed.
3879 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
3881 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
3882 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
3883 i[34567]86-*-linux*, x86_64-*-linux*. Add
3884 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
3885 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
3886 x86_64-*-linux*. Add i386/t-linux to tmake_file for
3887 i[34567]86-*-linux*, x86_64-*-linux*.
3889 * libgcc-std.ver: Add empty GCC_4.4.0.
3891 * mkmap-symver.awk: Support multiple versions per symbol.
3893 * config/i386/i386.c (ix86_init_builtins): Always define
3894 __builtin_fabsq and __builtin_copysignq with fallbacks.
3895 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
3896 and __builtin_copysignq if SSE2 isn't available.
3898 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
3899 (LIBGCC2_TF_CEXT): Likwise.
3902 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
3904 * config/i386/sfp-machine.h: Moved to libgcc.
3906 * config/i386/sfp-machine.h: New.
3907 * config/i386/t-linux: Likwise.
3909 * config/i386/t-darwin: Remove softfp_wrap_start and
3911 * config/i386/t-darwin64: Likewise.
3913 * config/i386/t-fprules-softfp64: Renamed to ...
3914 * config/i386/t-fprules-softfp: This.
3916 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
3917 and softfp_wrap_end.
3919 2008-07-02 Jason Merrill <jason@redhat.com>
3921 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
3923 * tree.c (ctor_to_list): New fn.
3924 * tree.h: Declare it.
3925 (CONSTRUCTOR_ELT): New macro.
3926 (CONSTRUCTOR_NELTS): New macro.
3928 2008-07-02 Richard Guenther <rguenther@suse.de>
3930 * tree-ssa-structalias.c (struct variable_info): Reorder
3931 to fill padding on 64bit hosts. Make collapsed_to an int.
3932 (get_varinfo_fc): Deal with that.
3933 (new_var_info): Likewise.
3934 (collapse_rest_of_var): Likewise.
3936 2008-07-02 Joshua Sumali <jsumali@redhat.com>
3938 * doc/install.texi (--enable-java-home): Document.
3939 (--enable-aot-compile-rpm): Likewise.
3940 (--with-arch-directory): Likewise.
3941 (--with-os-directory): Likewise.
3942 (--with-origin-name): Likewise.
3943 (--with-arch-suffix): Likewise.
3944 (--with-jvm-root-dir): Likewise.
3945 (--with-jvm-jar-dir): Likewise.
3946 (--with-python-dir): Likewise.
3948 2008-07-02 Richard Guenther <rguenther@suse.de>
3950 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
3951 from decls explicitly. Merge operand checking from tuples.
3953 2008-07-02 Martin Jambor <mjambor@suse.cz>
3955 * tree-switch-conversion.c: Included timevar.h which I forgot before.
3957 2008-07-02 Martin Jambor <mjambor@suse.cz>
3959 * tree-switch-conversion.c: Included timevar.h
3960 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
3962 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
3964 2008-07-02 Martin Jambor <mjambor@suse.cz>
3966 * tree-switch-conversion.c: Corrected various comments and
3968 (build_constructors): Fixed minor formatting mistakes.
3970 * invoke.texi (Optimize Options): Corrected the
3971 switch-conversion-max-branch-ratio parameter.
3973 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
3975 * final.c (asm_insn_count): Return zero for an empty asm body.
3977 2008-07-02 Richard Guenther <rguenther@suse.de>
3979 * bitmap.h (bitmap_set_bit): Return bool.
3980 (bitmap_clear_bit): Likewise.
3981 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
3982 write to the bitmap if it would.
3983 (bitmap_clear_bit): Likewise.
3984 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
3985 bitmap_set_bit return value.
3986 (add_pred_graph_edge): Likewise.
3987 (add_graph_edge): Likewise.
3988 (do_sd_constraint): Likewise.
3989 (do_ds_constraint): Likewise.
3991 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3993 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
3994 Fix -Wc++-compat and/or -Wcast-qual warnings.
3995 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
3996 gen_regparm_prefix): Likewise.
3997 * vmsdbgout.c (write_modbeg, lookup_filename,
3998 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4000 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4002 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4003 defaults.h definition apply.
4005 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4007 * function.c (assign_parm_remove_parallels): New.
4008 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4010 (assign_parm_setup_block): Do not handle them.
4011 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4012 assign_parm_remove_parallels.
4014 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4016 * c-typeck.c (convert_for_assignment): Use
4017 vector_targets_convertible_p.
4018 * c-common.c (vector_targets_convertible_p): New.
4019 * c-common.h (vector_targets_convertible_p): New prototype.
4020 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4021 opaque_p_V2SI_type_node.
4023 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4025 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4028 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4030 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4031 TFmode constants via two element DImode vector for hosts with
4032 HOST_BITS_PER_WIDE_INT < 64.
4033 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4034 also for HOST_BITS_PER_WIDE_INT < 64.
4036 2008-07-01 Richard Guenther <rguenther@suse.de>
4038 PR tree-optimization/36666
4039 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4040 (get_constraint_exp_from_ssa_var): Split into ...
4041 (get_constraint_exp_for_temp): ... this ...
4042 (get_constraint_for_ssa_var): ... and that.
4043 Return constraint expressions for all touched sub-fields
4044 if the results address is not taken.
4045 (process_constraint): Remove assertion that aggregate
4046 assignments do not happen at this place.
4047 (get_constraint_for_component_ref): Add address_p argument.
4048 Return constraint expressions for all touched sub-fields
4049 if the results address is not taken.
4050 (do_deref): Use get_constraint_exp_for_temp.
4051 (get_constraint_for_1): Rename from ...
4052 (get_constraint_for): ... this. Add the old function as wrapper.
4053 (do_structure_copy): Use get_constraint_for_1.
4055 2008-07-01 Martin Jambor <mjambor@suse.cz>
4057 * Makefile.in (tree-switch-conversion.o): Add.
4058 (OBJS-common): Add tree-swtch-conversion.o.
4059 * passes.c (init_optimization_passes): Add pass_convert_switch.
4060 * tree-pass.h: (pass_convert_switch): Add.
4061 * tree-switch-conversion.c: New file.
4062 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4063 * common.opt (ftree-cswtch): New option.
4064 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4065 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4066 * opts.c (decode_options): Set flag_tree_switch_conversion when
4067 optimization level is >= 2.
4068 * doc/invoke.texi (Optimize Options): Added description of
4069 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4071 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4073 * config/darwin-driver.c (darwin_default_min_version): Fix
4074 -Wc++-compat warnings.
4076 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4078 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4081 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4083 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4085 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4087 PR rtl-optimization/34744
4088 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
4089 (df_scan_free_internal): Free data structures not
4090 allocated in storage pools.
4091 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
4092 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
4093 df_scan_free_mws_vec.
4094 * dse.c (dse_step6): Free offset_map_p and offset_map_n
4097 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
4099 * config/i386/i386.c (contains_aligned_value_p): Return true
4101 (ix86_function_arg_boundary): Return its natural boundary
4103 (return_in_memory_32): Don't check TDmode.
4104 (ix86_split_to_parts): Support splitting into 4 parts and
4105 support TFmode for 32bit target.
4106 (ix86_split_long_move): Support splitting into 4 parts.
4107 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
4109 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
4110 (ix86_init_builtins): Here.
4111 (ix86_scalar_mode_supported_p): Always return true for TFmode.
4112 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
4113 'q' and 'w', respectively.
4115 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
4117 (movtf_internal): Likewise.
4118 (<code>tf2): Likewise.
4119 (*absnegtf2_sse): Likewise.
4120 (copysign<mode>3): Likewise.
4121 (copysign<mode>3_const): Likewise.
4122 (copysign<mode>3_var): Likewise.
4123 (define_split UNSPEC_COPYSIGN): Likewise.
4124 * config/i386/sse.md (*nandtf3): Likewise.
4125 (<code>tf3): Likewise.
4126 (*<code>tf3): Likewise.
4128 2008-06-30 Joey Ye <joey.ye@intel.com>
4129 H.J. Lu <hongjiu.lu@intel.com>
4131 * global.c (compute_regsets): Set frame_pointer_needed here.
4132 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
4134 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4136 * doc/install.texi (specific): Expand Windows build notes.
4138 2008-06-30 Ira Rosen <irar@il.ibm.com>
4140 PR tree-optimization/36648
4141 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
4142 number of prolog iterations by step. Fix the comment.
4144 2008-06-30 Richard Guenther <rguenther@suse.de>
4147 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
4148 handle calls from ECF_MALLOC functions.
4149 (handle_pure_call): ECF_MALLOC functions do not return
4151 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
4153 2008-06-29 Andreas Schwab <schwab@suse.de>
4155 * config/m68k/m68k.c (print_operand): Always print a float
4157 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
4158 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
4161 * config/rs6000/x-linux64: Remove never used file.
4163 2008-06-29 Richard Guenther <rguenther@suse.de>
4165 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
4167 (struct alias_info): Move ...
4168 * tree-ssa-alias.c: ... here.
4169 (update_alias_info): Declare.
4170 (compute_may_aliases): Call it.
4171 (update_alias_info): New function.
4172 * tree-ssa-structalias.c (update_alias_info): Move ...
4173 * tree-ssa-alias.c (update_alias_info_1): ... here.
4174 * tree-ssa-structalias.c (process_constraint_1): Remove
4175 unused from_call argument. Rename to ...
4176 (process_constraint): ... this. Delete old wrapper.
4177 (make_constraint_to): Adjust callers.
4178 (handle_const_call): Likewise.
4179 (handle_pure_call): Likewise.
4180 (init_base_vars): Likewise.
4181 (handle_lhs_call): Likewise. Remove unnecessary constraint.
4182 (find_func_aliases): We don't need structure copies for
4184 (make_constraint_from_anything): Remove.
4185 (create_variable_info_for): For globals make constraints
4186 from escaped, not from anything.
4187 (compute_points_to_sets): Do not call update_alias_info.
4188 (ipa_pta_execute): Use make_constraint_from.
4190 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4192 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4193 (bitmap.o-warn, dominance.o-warn): New.
4194 * configure.ac (cxx_compat_warn): Delete.
4195 (loose_warn): Add -Wcast-qual and -Wc++-compat.
4196 * system.h: Remove #pragma diagnostic for -Wcast-qual and
4198 * configure: Regenerate.
4200 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
4203 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4205 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4206 * df-scan.c (df_notes_rescan): Likewise.
4207 * ggc-page.c (set_page_table_entry): Likewise.
4208 * intl.c (gcc_gettext_width): Likewise.
4209 * varasm.c (get_unnamed_section, get_noswitch_section,
4210 get_section): Likewise.
4212 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
4214 * regrename.c (build_def_use): Don't copy RTX.
4216 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
4218 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
4219 (Type Attributes): Fix nesting of @table and @subsection. Adjust
4220 punctuation. Use @ref instead of @xref.
4221 (Function Names): Remove stray @display/@end display.
4222 (C++ Attributes): Use @ref instead of @xref.
4223 (Deprecated Features): Fix punctuation around @xref.
4224 (Backwards Compatibility): Likewise.
4225 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
4227 2008-06-28 Joseph Myers <joseph@codesourcery.com>
4229 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
4230 constants for E500 double.
4232 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4234 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
4235 element type of const_vector.
4237 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
4239 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
4240 Remove FLAGS_REG clobber from expander pattern.
4241 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
4242 (anddi3, andsi3, andhi3, andqi3): Ditto.
4243 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
4244 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
4245 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
4246 (ashlsi3, ashlhi3, ashlqi3): Ditto.
4247 (ashrsi3, ashrhi3, ashrqi3): Ditto.
4248 (lshrsi3, lshrhi3, lshrqi3): Ditto.
4249 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
4250 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
4252 2008-06-28 Richard Guenther <rguenther@suse.de>
4254 * tree-ssa-structalias.c (callused_id, var_callused,
4255 callused_tree): Add.
4256 (handle_pure_call): New function.
4257 (find_func_aliases): Call it.
4258 (find_what_p_points_to): Handle the call-used set.
4259 (clobber_what_escaped): Likewise.
4260 (compute_call_used_vars): New function.
4261 (init_base_vars): Init the call-used variable.
4262 (do_sd_constraint): Do not propagate the solution from CALLUSED
4263 but use CALLUSED as a placeholder.
4264 (solve_graph): Likewise.
4265 * tree-flow-inline.h (gimple_call_used_vars): New function.
4266 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
4267 (compute_call_used_vars): Declare.
4268 * tree-ssa-alias.c (set_initial_properties): Call
4269 compute_call_used_vars.
4270 (reset_alias_info): Clear call-used variables.
4271 (add_call_clobber_ops): Assert we are not called for const/pure
4272 functions. Remove handling of them.
4273 (add_call_read_ops): Handle pure functions by adding the
4274 call-used set of variables as VUSEs.
4275 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
4276 (delete_tree_ssa): Free it.
4277 * tree-dfa.c (remove_referenced_var): Clear the var from the
4280 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
4282 * tree.c (build_varargs_function_type_list): New.
4283 (build_function_type_list_1): New.
4284 (build_function_type_list): Use build_function_type_list_1.
4285 * tree.h (build_varargs_function_type_list): New.
4287 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4290 * config/spu/spu.c (spu_builtin_splats): Do not generate
4291 invalid CONST_VECTOR expressions.
4292 (spu_expand_vector_init): Likewise.
4294 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
4296 * optabs.c (libfunc_decls): New variable.
4297 (libfunc_decl_hash, libfunc_decl_eq): New functions.
4298 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
4299 for the same function twice.
4301 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
4303 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
4304 ix86_expand_binary_operator directly.
4305 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
4307 (*ashrti3_1): Ditto.
4308 (*lshrti3_1): Ditto.
4309 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
4310 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
4311 using only one splitter. Conditionaly execute splitter before or
4312 after peephole2 pass.
4313 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
4314 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
4315 Use only one alternative in asm template.
4316 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
4318 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
4319 "J" operand constraint for operand 2.
4320 (*ashldi3_cconly_rex64): Ditto.
4321 (*ashrdi3_cmp_rex64): Ditto.
4322 (*ashrdi3_cconly_rex64): Ditto.
4323 (*lshrdi3_cmp_rex64): Ditto.
4324 (*lshrdi3_cconly_rex64): Ditto.
4325 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
4326 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
4327 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
4330 2008-06-27 Jakub Jelinek <jakub@redhat.com>
4332 * gimplify.c (omp_is_private): Don't return true if decl is not
4333 already private on #pragma omp for or #pragma omp parallel for.
4336 * tree-cfg.c (struct move_stmt_d): Replace block field with
4337 orig_block and new_block fields.
4338 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
4339 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
4340 (move_block_to_fn): Replace vars_map and new_label_map arguments
4341 with struct move_stmt_d pointer.
4342 (replace_block_vars_by_duplicates): New function.
4343 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
4344 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
4345 all subblocks of ORIG_BLOCK to the new function. Call
4346 replace_block_vars_by_duplicates.
4347 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
4348 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
4349 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
4350 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
4351 (expand_omp): Temporarily set input_location to the location of
4352 region's controlling stmt.
4353 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
4354 BIND_EXPR, push ctx->block_vars and gimplification vars into
4355 the BIND_EXPR and its block's BLOCK_VARS instead of directly
4357 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
4358 there are any BLOCK_VARS.
4359 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
4360 OMP_PARALLEL or OMP_TASK stmt.
4361 (lower_omp): Save and restore input_location around the lower_omp_1
4364 2008-06-27 Richard Guenther <rguenther@suse.de>
4366 PR tree-optimization/36400
4367 PR tree-optimization/36373
4368 PR tree-optimization/36344
4369 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
4370 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
4371 (update_alias_info): Remove call clobbering code.
4372 (make_constraint_to): New helper function.
4373 (make_escape_constraint): Likewise.
4374 (handle_rhs_call): Use it on all pointer containing arguments.
4375 Also mark the static chain escaped.
4376 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
4377 instead of ANYTHING.
4378 (make_constraint_from): New helper split out from ...
4379 (make_constraint_from_anything): ... here.
4380 (find_func_aliases): Add constraints for escape sites.
4381 (intra_create_variable_infos): Make constraints from NONLOCAL
4383 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
4385 (clobber_what_p_points_to): Remove.
4386 (clobber_what_escaped): New function.
4387 (init_base_vars): Init NONLOCAL and ESCAPED.
4388 (do_sd_constraint): Do not propagate the solution from ESCAPED
4389 but use ESCAPED as a placeholder.
4390 (solve_graph): Likewise.
4391 * tree-flow.h (clobber_what_p_points_to): Remove.
4392 (clobber_what_escaped): Declare.
4393 * tree-ssa-alias.c (set_initial_properties): Call it.
4394 Remove code clobbering escaped pointers.
4396 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4398 * function.c (allocate_struct_function): Only allocate a unique
4399 funcdef_no if the decl is nonzero.
4401 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
4403 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
4404 * config/mips/mips.c (mips_split_const_insns): New function.
4405 * config/mips/mips.md (move_type): New attribute.
4406 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
4407 (dword_mode): New attribute.
4408 (type): Avoid long line. Map "move_type"s to "type"s,
4409 choosing "multi" for doubleword moves if appropriate.
4410 Swap MTC/MFC comments to match their declaration order.
4411 (extended_mips16): Default to "yes" if "move_type" is "sll0",
4412 "type" is "branch" or "jal" is "direct".
4413 (length): Handle "extended_mips16" first. Make the default
4414 "0" for "ghost" instructions. Set the length from "move_type".
4415 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
4416 of "type", with "sll0" for the register alternative. Remove the
4417 "extended_mips16" attribute.
4418 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
4419 of "type", with "shift_shift" for the register alternative.
4420 Remove the "length" attribute.
4421 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
4422 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
4423 of "type", with "andi" for the register alternative.
4424 (*zero_extendqihi2): Likewise.
4425 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
4426 of "andi" instead of a "type" of "arith".
4427 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
4429 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
4430 (mov_<store>r, *mov<mode>_ra): Likewise.
4431 (extendsidi2): Use "move_type" instead of "type", with "move"
4432 for the register alternative.
4433 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
4434 of "type", with "signext" for the register alternative.
4435 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
4436 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
4437 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
4438 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
4439 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
4440 (unnamed branch insn): Likewise.
4441 (*movdi_gp32_fp64): Fold into...
4442 (*movdi_32bit): ...here.
4443 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
4444 (*movdf_hardfloat): ...this new pattern.
4445 (*movdf_softfloat): Remove redundant FPR alternatives.
4446 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
4447 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
4448 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
4449 the "move" attribute.
4450 (*movdi_32bit): Use "move_type" instead of "type" and remove the
4451 "length" attribute. Use "fpload" and "fpstore" instead of "load"
4452 and "store" for COP loads and stores.
4453 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
4454 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
4455 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
4456 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
4457 (*movtf_mips16, *movv2sf): Likewise.
4458 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
4459 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4460 (mfhc1<mode>): Use "move_type" instead of "move".
4461 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
4462 (loadgp_blockage): Remove the "length" attribute.
4463 (blockage, set_got_version, update_got_version): Likewise.
4464 (call_internal): Remove the "extended_mips16" attribute.
4465 (call_value_internal, call_value_multiple_internal): Likewise.
4466 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
4468 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
4469 the "length" attribute.
4471 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4473 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
4474 -Wcast-qual warnings.
4475 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
4476 handle_pragma_pop_macro): Likewise.
4477 * collect2.c (resolve_lib_name): Likewise.
4478 * config/arc/arc.c (arc_init): Likewise.
4479 * config/arm/arm.c (neon_builtin_compare,
4480 locate_neon_builtin_icode): Likewise.
4481 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
4482 * config/bfin/bfin.c (bfin_init_machine_status,
4483 bfin_optimize_loop): Likewise.
4484 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
4485 * config/cris/cris.c (cris_init_expanders): Likewise.
4486 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
4487 * config/darwin.c (machopic_indirection_eq,
4488 machopic_indirection_name, machopic_output_indirection): Likewise.
4489 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
4490 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
4491 frv_optimize_membar): Likewise.
4492 * config/i386/cygwin.h (mingw_scan,
4493 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
4494 * config/i386/cygwin1.c (mingw_scan): Likewise.
4495 * config/i386/i386.c (machopic_output_stub): Likewise.
4496 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
4497 i386_pe_unique_section): Likewise.
4498 * config/ia64/ia64.c (ia64_init_machine_status,
4499 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
4501 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
4502 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
4503 * config/m68k/m68k.c (m68k_handle_option,
4504 m68k_sched_md_init_global): Likewise.
4505 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
4506 mcore_unique_section): Likewise.
4507 * config/mips/mips.c (mips_block_move_straight,
4508 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
4510 * config/mmix/mmix.c (mmix_init_machine_status,
4511 mmix_encode_section_info): Likewise.
4512 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
4513 * config/rs6000/rs6000.c (rs6000_init_machine_status,
4514 print_operand_address, output_toc, redefine_groups,
4515 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
4516 * config/s390/s390.c (s390_init_machine_status): Likewise.
4517 * config/score/score.c (score_block_move_straight,
4518 score_block_move_loop_body): Likewise.
4519 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
4520 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
4521 * emit-rtl.c (find_auto_inc): Likewise.
4522 * gcc.c (translate_options, process_command): Likewise.
4523 * reorg.c (dbr_schedule): Likewise.
4524 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
4525 * xcoffout.c (xcoffout_declare_function): Likewise.
4527 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
4529 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
4530 ipa-pta working again.
4532 2008-06-27 David Edelsohn <edelsohn@gnu.org>
4534 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
4537 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
4539 * config.gcc (powerpc*-*-*): Add new core e500mc.
4540 * config/rs6000/e500mc.md: New file.
4541 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4543 (rs6000_override_options): Add e500mc case to
4544 processor_target_table. Altivec and Spe options not allowed
4545 with e500mc. Add isel instruction to e500mc by
4546 default. Initialize rs6000_cost for e500mc.
4547 (rs6000_issue_rate): Set issue rate for e500mc.
4548 * config/rs6000/rs6000.h (processor_type): Add
4549 PROCESSOR_PPCE500MC.
4550 (ASM_CPU_SPEC): Add e500mc.
4551 Set TARGET_ISEL to rs6000_isel.
4552 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
4553 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
4554 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
4556 * doc/invoke.texi: Add e500mc to list of cpus.
4558 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4561 * c-lex.c (lex_charconst): Initialize unsignedp.
4563 2008-06-27 Olivier Hainque <hainque@adacore.com>
4565 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
4566 documented assumptions.
4568 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
4570 * dwarf2out.c: Remove trailing white spaces. Break long line
4573 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
4575 * libfuncs.h (LTI_synchronize): New libfunc_index.
4576 (synchronize_libfunc): Declare.
4577 * builtins.c (expand_builtin_synchronize): Consider using
4578 synchronize_libfunc before falling back on an asm blockage.
4579 * config/mips/mips.c: Include libfuncs.h
4580 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
4582 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
4584 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
4585 parameter. Copy stack_reg to r11 where appropriate.
4586 (no_global_regs_above): Add gpr parameter.
4587 (rs6000_stack_info): Only add padding for SPE save area if we
4588 are saving SPE GPRs and CR.
4589 (saveres_routine_syms): New variable.
4590 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
4592 (rs6000_savres_routine_sym): New function.
4593 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
4595 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
4596 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
4597 Tweak FPR out-of-line saving.
4598 (rs6000_make_savres_rtx): New function.
4599 (rs6000_use_multiple_p): New function.
4600 (rs6000_savres_strategy): New function.
4601 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
4602 out-of-line if appropriate.
4603 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
4604 if we are optimizing for size.
4605 (GP_SAVE_INLINE): Define.
4606 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
4607 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
4608 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
4609 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
4610 (*save_fpregs_<mode>): Add use of r11.
4611 (*restore_gpregs_<mode>): New insn.
4612 (*return_and_restore_gpregs_<mode>): New insn.
4613 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
4615 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
4616 (*restore_gpregs_spe): New insn.
4617 (*return_and_restore_gpregs_spe): New insn.
4618 * config/rs6000/predicates.md (save_world_operation): Fix check.
4620 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4622 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
4623 this point, so assert that.
4625 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
4627 * cfganal.c: Include vec.h and vecprim.h.
4628 (compute_idf): Import from...
4629 * tree-into-ssa (compute_idf): ...here.
4630 * basic-block.h (compute_idf): Export.
4632 2008-06-26 Joseph Myers <joseph@codesourcery.com>
4634 * c-decl.c (merge_decls): Use !current_function_decl to check for
4635 extern declaration of C99 inline function being at file scope.
4637 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
4639 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
4641 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4643 * alias.c (record_alias_subset, init_alias_analysis): Fix
4644 -Wc++-compat and/or -Wcast-qual warnings.
4645 * attribs.c (lookup_attribute_spec): Likewise.
4646 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
4647 copy_bb, connect_traces,
4648 find_rarely_executed_basic_blocks_and_cr): Likewise.
4649 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
4650 note_btr_set, migrate_btr_defs): Likewise.
4651 * builtins.c (result_vector, expand_builtin_memcpy,
4652 expand_builtin_mempcpy_args, expand_builtin_strncpy,
4653 builtin_memset_read_str, expand_builtin_printf,
4654 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
4656 * caller-save.c (mark_set_regs): Likewise.
4657 * calls.c (expand_call, emit_library_call_value_1): Likewise.
4658 * cgraph.c (cgraph_edge): Likewise.
4659 * combine.c (likely_spilled_retval_1): Likewise.
4660 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
4661 htab_counts_entry_del, get_coverage_counts): Likewise.
4662 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
4663 new_cselib_val): Likewise.
4664 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
4665 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
4667 * df-core.c (df_compact_blocks): Likewise.
4668 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
4669 * df-scan.c (df_grow_reg_info, df_ref_create,
4670 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
4671 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
4672 df_record_entry_block_defs, df_record_exit_block_uses,
4673 df_bb_verify): Likewise.
4674 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
4675 DF_REF_EXTRACT_MODE_CONST): New.
4676 * dominance.c (get_immediate_dominator, get_dominated_by,
4677 nearest_common_dominator, root_of_dom_tree,
4678 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
4679 -Wc++-compat and/or -Wcast-qual warnings.
4680 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
4681 record_store, replace_read, check_mem_read_rtx, scan_insn,
4682 dse_step1, dse_record_singleton_alias_set): Likewise.
4683 * dwarf2asm.c (dw2_force_const_mem): Likewise.
4685 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4687 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
4688 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
4689 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
4690 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
4691 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
4692 add_ranges_num, add_ranges_by_labels, file_info_cmp,
4693 file_name_acquire, output_file_names, add_const_value_attribute,
4694 premark_used_types_helper, file_table_eq, file_table_hash,
4695 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
4696 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
4697 -Wcast-qual warnings.
4698 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
4699 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
4700 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
4701 gen_reg_rtx, start_sequence, init_emit): Likewise.
4702 * et-forest.c (et_new_occ, et_new_tree): Likewise.
4703 * except.c (init_eh_for_function, gen_eh_region,
4704 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
4705 arh_to_landing_pad, arh_to_label, add_action_record,
4706 add_call_site, switch_to_exception_section): Likewise.
4707 * expmed.c (synth_mult): Likewise.
4708 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
4709 store_expr): Likewise.
4710 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
4712 * function.c (assign_stack_temp_for_type,
4713 allocate_struct_function, match_asm_constraints_1): Likewise.
4714 * gcov-io.c (gcov_allocate): Likewise.
4715 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
4716 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
4717 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
4718 record_one_set, insert_expr_in_table, insert_set_in_table,
4719 dump_hash_table, compute_hash_table_work, alloc_hash_table,
4720 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
4721 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
4722 -Wcast-qual warnings.
4724 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4726 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
4727 -Wcast-qual warnings.
4728 * gcc.c (process_command): Likewise.
4729 * genattrtab.c (oballoc): Use XOBNEW.
4730 (oballocvec): Define.
4731 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
4732 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
4733 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
4734 -Wc++-compat and/or -Wcast-qual warnings.
4735 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
4736 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
4737 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
4738 gen_presence_absence_set, gen_automaton, gen_regexp_el,
4739 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
4740 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
4741 add_excls, process_presence_absence_names,
4742 process_presence_absence_patterns, add_presence_absence,
4743 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
4744 get_free_state, add_arc, get_free_automata_list_el,
4745 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
4746 transform_3, cache_presence, create_ainsns, create_automata,
4747 create_state_ainsn_table, dfa_insn_code_enlarge,
4748 output_trans_func, output_min_issue_delay_func,
4749 output_dead_lock_func, output_reset_func,
4750 output_get_cpu_unit_code_func, output_dfa_start_func,
4751 expand_automata): Likewise.
4752 * genextract.c (gen_insn): Likewise.
4753 * gengtype-lex.l: Likewise.
4754 * gengtype.c (read_input_list, adjust_field_type,
4755 process_gc_options): Likewise.
4756 * genoutput.c (note_constraint): Likewise.
4757 * genpreds.c (mangle, add_constraint): Likewise.
4758 * genrecog.c (process_define_predicate, new_decision,
4759 add_to_sequence): Likewise.
4760 * gensupport.c (record_insn_name): Likewise.
4762 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4764 * config/i386/driver-i386.c (detect_caches_amd,
4765 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
4766 and/or -Wcast-qual warnings.
4767 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
4768 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
4769 gt_pch_save): Likewise.
4770 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
4771 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
4772 * global.c (compute_regsets): Likewise.
4773 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
4774 finish_graph_dump_file): Likewise.
4775 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
4776 unlink_bb_notes): Likewise.
4777 * integrate.c (get_hard_reg_initial_val): Likewise.
4778 * ipa-prop.c (ipa_push_func_to_list): Likewise.
4779 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
4780 * local-alloc.c (update_equiv_regs): Likewise.
4781 * loop-invariant.c (check_invariant_table_size,
4782 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
4784 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
4785 altered_reg_used, mark_altered): Likewise.
4786 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
4787 insert_var_expansion_initialization,
4788 combine_var_copies_in_loop_exit, apply_opt_in_copies,
4789 release_var_copies): Likewise.
4790 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
4791 analyze_matrix_decl, add_allocation_site, analyze_transpose,
4792 analyze_accesses_for_phi_node, check_var_notmodified_p,
4793 check_allocation_function, find_sites_in_func,
4794 record_all_accesses_in_func, transform_access_sites,
4795 transform_allocation_sites): Likewise.
4796 * omp-low.c (new_omp_region, create_omp_child_function_name,
4797 check_omp_nesting_restrictions, check_combined_parallel,
4798 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
4799 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
4800 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4801 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
4803 * opts-common.c (prune_options): Likewise.
4804 * opts.c (add_input_filename, print_filtered_help,
4805 get_option_state): Likewise.
4806 * params.c (add_params): Likewise.
4807 * passes.c (set_pass_for_id, next_pass_1,
4808 do_per_function_toporder, pass_fini_dump_file): Likewise.
4809 * postreload.c (reload_cse_simplify_operands): Likewise.
4810 * predict.c (tree_predicted_by_p, tree_predict_edge,
4811 clear_bb_predictions, combine_predictions_for_bb): Likewise.
4813 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4815 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
4817 * recog.c (check_asm_operands, validate_change_1): Likewise.
4818 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
4819 subst_asm_stack_regs): Likewise.
4820 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
4821 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
4822 * regmove.c (reg_is_remote_constant_p): Likewise.
4823 * regrename.c (regrename_optimize, scan_rtx_reg,
4824 kill_clobbered_value, kill_set_value, kill_autoinc_value):
4826 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
4827 regstat_compute_calls_crossed): Likewise.
4828 * reload1.c (init_reload, new_insn_chain,
4829 has_nonexceptional_receiver, reload, copy_reloads,
4830 calculate_needs_all_insns, init_elim_table): Likewise.
4831 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
4832 * rtl.c (shallow_copy_rtx_stat): Likewise.
4833 * rtlanal.c (parms_set): Likewise.
4834 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
4835 sbitmap_resize, sbitmap_vector_alloc): Likewise.
4836 * sched-ebb.c (earliest_block_with_similiar_load,
4837 add_deps_for_risky_insns): Likewise.
4838 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
4839 schedule_region): Likewise.
4840 * see.c (eq_descriptor_pre_extension,
4841 hash_descriptor_pre_extension, hash_del_pre_extension,
4842 eq_descriptor_properties, hash_descriptor_properties,
4843 hash_del_properties, see_seek_pre_extension_expr,
4844 see_initialize_data_structures, see_print_register_properties,
4845 see_print_pre_extension_expr, see_delete_merged_def_extension,
4846 see_delete_unmerged_def_extension, see_emit_use_extension,
4847 see_pre_delete_extension, see_map_extension, see_commit_changes,
4848 see_analyze_merged_def_local_prop,
4849 see_analyze_merged_def_local_prop,
4850 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
4851 see_set_prop_merged_def, see_set_prop_unmerged_def,
4852 see_set_prop_unmerged_use, see_print_one_extension,
4853 see_merge_one_use_extension, see_merge_one_def_extension,
4854 see_store_reference_and_extension, see_update_uses_relevancy,
4855 see_update_defs_relevancy): Likewise.
4856 * statistics.c (hash_statistics_hash, hash_statistics_eq,
4857 hash_statistics_free, curr_statistics_hash): Likewise.
4858 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
4859 expand_asm_operands, expand_return, case_bit_test_cmp,
4860 expand_case): Likewise.
4861 * stor-layout.c (start_record_layout): Likewise.
4862 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
4863 gt_pch_save_stringpool): Likewise.
4864 * tree-data-ref.c (hash_stmt_vertex_info,
4865 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
4866 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
4868 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
4871 * config/i386/i386.md : Change constraints of HImode and QImode
4872 immediate operands from "i" to "n". Change SImode "ni" constraint to
4873 "i" and SImode "rmi" constraint to "g". Remove all constraints
4874 from const0_operand and const1_operand predicated operands.
4875 (i): Change QImode and HImode attribute from "i" to "n".
4876 (*subqi_2): Change HImode operands to QImode.
4879 2008-06-25 Olivier Hainque <hainque@adacore.com>
4881 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
4884 2008-06-25 Richard Guenther <rguenther@suse.de>
4886 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
4887 not overflow the result type.
4889 2008-06-25 Richard Guenther <rguenther@suse.de>
4891 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
4892 (vn_lookup): Likewise.
4894 2008-06-25 Richard Guenther <rguenther@suse.de>
4896 PR tree-optimization/35518
4897 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
4898 * tree-sra.c (instantiate_element): Use fold_build3 to build
4900 (try_instantiate_multiple_fields): Likewise.
4902 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4904 * config/rs6000/rs6000.md: Change all string instruction's clobber to
4907 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4909 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
4910 use_backchain_to_restore_sp to true
4911 if the offset of the link register save area would go over the 32k - 1
4912 offset limit of the load
4915 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
4917 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
4918 anchor for the type-punning blurb. Cross-reference "Structures
4919 unions enumerations and bit-fields implementation". Provide a
4920 cast-through-pointer example. Make final sentence self-contained.
4921 * doc/implement-c.texi (Structures unions enumerations and
4922 bit-fields implementation): Cross-reference the type-punning blurb
4923 in the -fstrict-aliasing documentation.
4925 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4928 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
4929 the memory instead of the memory itself for the save area.
4931 2008-06-24 Olivier Hainque <hainque@adacore.com>
4932 Nicolas Roche <roche@adacore.com>
4934 * gengtype.c (srcdir_len): size_t instead of int.
4935 (get_file_realbasename): New function. For F a filename, the real
4936 basename of F, with all the path components stripped.
4937 (get_file_srcdir_relative_path): New function. For F a filename, the
4938 relative path to F from $(srcdir).
4939 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
4940 get_file_realbasename. Adjust the head comment.
4941 (get_prefix_langdir_index): New function. For F a filename, return the
4942 lang_dir_names[] relative index of the language directory that is
4944 (get_file_langdir): For F a filename, return the name of the language
4945 directory where F is located.
4946 (get_file_gtfilename): New function. The gt- output file name for an
4948 (get_output_file_with_visibility): Replace in-line computations with
4949 uses of get_file_gtfilename and get_prefix_langdir_index.
4950 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
4952 2008-06-24 Jakub Jelinek <jakub@redhat.com>
4954 PR tree-optimization/36504
4955 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
4956 references without base address.
4958 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4961 * calls.c (expand_call): Increase alignment for recursive functions.
4963 2008-06-23 Anatoly Sokolov <aesok@post.ru>
4965 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
4966 (TARGET_FUNCTION_VALUE): New define.
4967 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
4968 * config/avr/avr.h (FUNCTION_VALUE): Remove.
4970 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4972 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
4973 (fmod<mode>3): Ditto.
4974 (remainderxf3): Ditto.
4975 (remainder<mode>3): Ditto.
4977 2008-06-23 Jakub Jelinek <jakub@redhat.com>
4980 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
4981 REG is a hard register.
4983 PR tree-optimization/36508
4984 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
4985 499, don't check it at all in release compilers.
4987 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
4989 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
4990 together with SSE_TARGET_MATH to disable insn pattern.
4991 (*fop_<MODEF:mode>_2_i387): Ditto.
4992 (*fop_<MODEF:mode>_3_i387): Ditto.
4994 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
4996 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
4998 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5001 * gimplify.c (gimplify_asm_expr): Check the return code of
5002 parse_output_constraint call, set function return and is_inout
5005 2008-06-22 Ian Lance Taylor <iant@google.com>
5007 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5008 (narrowest_signed_type): Likewise.
5009 * c-typeck.c (c_common_type): Change local variable mclass to enum
5011 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5012 tcc_comparison, not the tree code itself.
5013 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5014 (c_expand_expr): Cast modifier to enum expand_modifier.
5015 * c-common.h (C_RID_CODE): Add casts.
5016 (C_SET_RID_CODE): Define.
5017 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5018 (c_lex_one_token): Add cast to avoid warning.
5019 (c_parser_objc_type_name): Rename local typename to type_name.
5020 (check_no_duplicate_clause): Change code parameter to enum
5022 (c_parser_omp_var_list_parens): Change kind parameter to enum
5024 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5025 c_parser_omp_list_var_parens.
5026 (c_parser_omp_threadprivate): Likewise.
5027 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5028 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5029 * c-format.c (NO_FMT): Define.
5030 (printf_length_specs): Use NO_FMT.
5031 (asm_fprintf_length_specs): Likewise.
5032 (gcc_diag_length_specs): Likewise.
5033 (scanf_length_specs): Likewise.
5034 (strfmon_length_specs): Likewise.
5035 (gcc_gfc_length_specs): Likewise.
5036 (printf_flag_specs): Change 0 to STD_C89.
5037 (asm_fprintf_flag_specs): Likewise.
5038 (gcc_diag_flag_specs): Likewise.
5039 (gcc_cxxdiag_flag_specs): Likewise.
5040 (scanf_flag_specs): Likewise.
5041 (strftime_flag_specs): Likewise.
5042 (strfmon_flag_specs): Likewise.
5043 (print_char_table): Likewise.
5044 (asm_fprintf_char_table): Likewise.
5045 (gcc_diag_char_table): Likewise.
5046 (gcc_tdiag_char_table): Likewise.
5047 (gcc_cdiag_char_table): Likewise.
5048 (gcc_cxxdiag_char_table): Likewise.
5049 (gcc_gfc_char_table): Likewise.
5050 (scan_char_table): Likewise.
5051 (time_char_table): Likewis.
5052 (monetary_char_table): Likewise.
5053 * c-format.h (BADLEN): Likewise.
5055 2008-06-21 Ian Lance Taylor <iant@google.com>
5057 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5058 Define END_OF_BASE_TREE_CODES around inclusion.
5059 * tree.c (tree_code_type): New global array.
5060 (tree_code_length, tree_code_name): Likewise.
5061 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5063 (all-tree.def, s-alltree): New targets.
5064 (gencheck.h, s-gencheck): Remove.
5065 (tree.o): Depend upon all-tree.def.
5066 (build/gencheck.o): Remove gencheck.h dependency.
5067 (mostlyclean): Don't remove gencheck.h.
5068 * c-common.h (enum c_tree_code): Remove.
5069 * c-lang.c (tree_code_type): Remove.
5070 (tree_code_length, tree_code_name): Remove.
5071 * gencheck.c (tree_codes): Include all-tree.def, rather than
5072 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5074 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5076 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5077 (operator_name_info): Size to MAX_TREE_CODES.
5078 (assignment_operator_name_info): Likewise.
5079 * cp/cp-lang.c (tree_code_type): Remove.
5080 (tree_code_length, tree_code_name): Remove.
5081 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5082 (assignment_operator_name_info): Likewise.
5083 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5085 * cp/mangle.c (write_expression): Likewise.
5086 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5087 * fortran/f95-lang.c (tree_code_type): Remove.
5088 (tree_code_length, tree_code_name): Remove.
5089 * java/java-tree.h (enum java_tree_code): Remove.
5090 * java/lang.c (tree_code_type): Remove.
5091 (tree_code_length, tree_code_name): Remove.
5092 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
5093 * objc/objc-act.h (enum objc_tree_code): Remove.
5094 * objc/objc-lang.c (tree_code_type): Remove.
5095 (tree_code_length, tree_code_name): Remove.
5096 * objcp/objcp-lang.c (tree_code_type): Remove.
5097 (tree_code_length, tree_code_name): Remove.
5098 * ada/ada-tree.h (enum gnat_tree_code): Remove.
5099 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
5100 * ada/misc.c (tree_code_type): Remove.
5101 (tree_code_length, tree_code_name): Remove.
5103 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
5105 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
5106 the grand_bitmap_obstack.
5108 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5110 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
5111 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
5112 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
5113 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
5114 move_stmt_r, new_label_mapper): Likewise.
5115 * tree-complex.c (cvc_lookup): Likewise.
5116 * tree-dfa.c (create_function_ann): Likewise.
5117 * tree-dump.c (dump_register): Likewise.
5118 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
5119 find_phi_replacement_condition): Likewise.
5120 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
5121 tree_function_versioning): Likewise.
5122 * tree-into-ssa.c (cmp_dfsnum): Likewise.
5123 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
5124 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
5125 get_nonlocal_debug_decl, convert_nonlocal_reference,
5126 convert_nonlocal_omp_clauses, get_local_debug_decl,
5127 convert_local_reference, convert_local_omp_clauses,
5128 convert_nl_goto_reference, convert_nl_goto_receiver,
5129 convert_tramp_reference, convert_call_expr): Likewise.
5130 * tree-outof-ssa.c (contains_tree_r): Likewise.
5131 * tree-parloops.c (reduction_phi, initialize_reductions,
5132 eliminate_local_variables_1, add_field_for_reduction,
5133 add_field_for_name, create_phi_for_local_result,
5134 create_call_for_reduction_1, create_loads_for_reductions,
5135 create_stores_for_reduction, create_loads_and_stores_for_name):
5137 * tree-phinodes.c (allocate_phi_node): Likewise.
5138 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
5139 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
5140 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
5141 * tree-ssa-coalesce.c (compare_pairs): Likewise.
5142 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
5143 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
5144 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
5145 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
5146 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
5147 vn_nary_op_insert): Likewise.
5148 * tree-ssa.c (redirect_edge_var_map_add,
5149 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
5150 * tree-vectorizer.c (vectorize_loops): Likewise.
5151 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
5152 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
5153 tree_cons_stat, build1_stat, build_variant_type_copy,
5154 decl_init_priority_lookup, decl_fini_priority_lookup,
5155 decl_priority_info, decl_restrict_base_lookup,
5156 decl_restrict_base_insert, decl_debug_expr_lookup,
5157 decl_debug_expr_insert, decl_value_expr_lookup,
5158 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
5159 type_hash_add, get_file_function_name, tree_check_failed,
5160 tree_not_check_failed, tree_range_check_failed,
5161 omp_clause_range_check_failed, build_omp_clause,
5162 build_vl_exp_stat): Likewise.
5163 * value-prof.c (gimple_histogram_value,
5164 gimple_duplicate_stmt_histograms): Likewise.
5165 * var-tracking.c (attrs_list_insert, attrs_list_copy,
5166 unshare_variable, variable_union_info_cmp_pos, variable_union,
5167 dataflow_set_different_1, dataflow_set_different_2,
5168 vt_find_locations, variable_was_changed, set_variable_part,
5169 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
5170 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
5171 section_entry_hash, object_block_entry_eq,
5172 object_block_entry_hash, create_block_symbol,
5173 initialize_cold_section_name, default_function_rodata_section,
5174 strip_reg_name, set_user_assembler_name, const_desc_eq,
5175 build_constant_desc, output_constant_def, lookup_constant_def,
5176 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
5177 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
5178 default_internal_label): Likewise.
5179 * varray.c (varray_init, varray_grow): Likewise.
5180 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
5182 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
5184 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
5185 operators for "test" insn. Macroize insn using SWI mode macro.
5186 (*jcc_fused_2): Ditto.
5187 (*jcc_fused_3): Macroize insn using SWI mode macro.
5188 (*jcc_fused_4): Ditto.
5190 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
5192 * tree-ssa-pre.c: Fix typo in comment.
5193 (init_antic, fini_antic): Add explicit funtions for
5194 initializing and deinitializing ANTIC and AVAIL sets.
5195 (create_expression_by_pieces): Fix typo in comment.
5196 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
5197 (execute_pre): Eventually dump details about ANTIC_IN.
5199 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5201 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
5202 * gcc.c (translate_options, init_spec, store_arg, read_specs,
5203 add_to_obstack, file_at_path, find_a_file, execute,
5204 add_preprocessor_option, add_assembler_option, add_linker_option,
5205 process_command, insert_wrapper, do_option_spec, do_self_spec,
5206 spec_path, do_spec_1, is_directory, main, used_arg,
5207 getenv_spec_function): Likewise.
5208 * tlink.c (symbol_hash_lookup, file_hash_lookup,
5209 demangled_hash_lookup, symbol_push, file_push, frob_extension):
5212 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5214 * doc/rtl.texi: Updated subreg section.
5216 2008-06-19 Jakub Jelinek <jakub@redhat.com>
5219 * cgraphunit.c (cgraph_process_new_functions): Don't clear
5220 node->needed and node->reachable.
5221 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
5222 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
5223 (expand_task_call): Don't call expand_task_copyfn.
5224 (expand_task_copyfn): Renamed to...
5225 (finalize_task_copyfn): ... this.
5227 2008-06-19 Jan Hubicka <jh@suse.cz>
5229 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
5230 clobbering framepointer.
5232 2008-06-19 Jan Hubicka <jh@suse.cz>
5234 * tree-optimize.c (execute_early_local_optimizations): Set
5235 cgraph_state only at first invocation.
5237 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5239 * system.h (-Wc++-compat): Activate as a warning, no an error.
5241 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5243 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
5244 instead of "#" in insn asm template.
5245 (*jcc_fused_2): Ditto.
5247 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
5249 * config/i386/i386.h (ix86_tune_indices)
5250 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
5251 (TARGET_FUSE_CMP_AND_BRANCH): New define.
5252 * config/i386/i386.md (*jcc_fused_1): New insn pattern
5253 (*jcc_fused_2): Ditto.
5254 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
5255 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
5256 (print operand): Handle 'E' and 'e' code.
5258 2008-06-19 Anatoly Sokolov <aesok@post.ru>
5260 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
5261 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5262 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5264 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
5266 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
5268 (cgraph_expand_function): Use local copy of decl.
5269 (cgraph_expand_all_functions): Remove redundant initialization of
5271 (cgraph_optimize): Reword internal_error message.
5273 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
5275 * arm-protos.h (arm_return_in_memory): Remove public
5276 arm_return_in_memory() prototype.
5277 * arm.c (arm_return_in_memory): Add static prototype, add target
5278 hook macro, change definition and comments.
5279 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
5281 2008-06-19 Ben Elliston <bje@au.ibm.com>
5283 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
5284 real.c: Remove references to IEEE 754R.
5285 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
5286 * doc/libgcc.texi (Decimal float library routines): Likewise.
5288 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5290 * targhooks.h (struct gcc_target): New member unwind_word_mode.
5291 (default_unwind_word_mode): Add prototype.
5292 * targhooks.c (default_unwind_word_mode): New function.
5293 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
5294 instead of word_mode.
5295 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
5296 (TARGET_INITIALIZER): Use it.
5298 * c-common.c (handle_mode_attribute): Support "unwind_word"
5300 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
5302 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
5303 word_mode to access SjLj_Function_Context member "data".
5304 (sjlj_emit_dispatch_table): Likewise. Also, perform type
5305 conversion from targetm.eh_return_filter_mode () to
5306 targetm.unwind_word_mode () if they differ.
5308 * builtin-types.def (BT_UNWINDWORD): New primitive type.
5309 (BT_FN_UNWINDWORD_PTR): New function type.
5310 (BT_FN_WORD_PTR): Remove.
5311 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
5312 * except.c (expand_builtin_extend_pointer): Convert pointer to
5313 targetm.unwind_word_mode () instead of word_mode.
5315 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
5316 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
5317 (spu_unwind_word_mode): New function.
5318 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
5319 (TARGET_UNWIND_WORD_MODE): Define.
5320 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
5322 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5324 * config/spu/spu.c (reg_align): Remove.
5325 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
5326 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
5327 (spu_split_store): Likewise.
5329 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
5331 * gcc/tree-vn.c: Fix typo in comment.
5333 2008-06-18 Jan Hubicka <jh@suse.cz>
5335 * cgraphunit.c (cgraph_optimize): Output debug info when doing
5336 toplevel reorder too.
5338 2008-06-18 Jan Hubicka <jh@suse.cz>
5340 * c-opts.c (c_common_post_options): PCH is not compatible with
5342 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
5343 -fno-toplevel-reorder by default now.
5345 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5347 PR documentation/30739
5348 * doc/install.texi (Prerequisites): Document dependency on awk.
5350 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
5351 Ian Lance Taylor <iant@google.com>
5353 PR rtl-optimization/35604
5354 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
5355 only want to change jump destinations, not eventual label comparisons.
5357 2008-06-16 Jan Hubicka <jh@suse.cz>
5359 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
5361 (cgraph_analyze_function): Likewise.
5363 2008-06-16 Jan Hubicka <jh@suse.cz>
5365 * cgraph.h (cgraph_mark_if_needed): New function.
5366 * cgraphunit.c (cgraph_mark_if_needed): New function.
5367 * c-decl.c (duplicate_decl): Use it.
5369 2008-06-16 Jan Hubicka <jh@suse.cz>
5371 * cgraph.c (cgraph_add_new_function): When in expansion state, do
5374 2008-06-16 Jan Hubicka <jh@suse.cz>
5376 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
5378 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
5379 Kazu Hirata <kazu@codesourcery.com>
5380 Maxim Kuvyrkov <maxim@codesourcery.com
5382 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
5383 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
5384 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
5385 EXTRA_SPEC_FUNCTIONS.
5386 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
5387 (DRIVER_SELF_SPECS): Adjust.
5388 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
5389 * config/mips/st.h, config/mips/t-st: New.
5390 * config/mips/driver-native.c, config/mips/x-native: New.
5391 * doc/invoke.texi (MIPS): Document 'native' value for -march and
5394 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5396 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
5398 (ISA_HAS_FP_CONDMOVE): New macro.
5399 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
5400 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
5401 (ISA_HAS_NMADD3_NMSUB3): New macro.
5402 * config/mips/mips.c (mips_rtx_costs): Update.
5403 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
5404 compiling for ST Loongson 2E/2F.
5405 (madd<mode>): Rename to madd4<mode>. Update.
5406 (madd3<mode>): New pattern.
5407 (msub<mode>): Rename to msub4<mode>. Update.
5408 (msub3<mode>): New pattern.
5409 (nmadd<mode>): Rename to nmadd4<mode>. Update.
5410 (nmadd3<mode>): New pattern.
5411 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
5412 (nmadd3<mode>_fastmath): New pattern.
5413 (nmsub<mode>): Rename to nmsub4<mode>. Update.
5414 (nmsub3<mode>): New pattern.
5415 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
5416 (nmsub3<mode>_fastmath): New pattern.
5417 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
5419 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
5421 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
5422 (DF_REF_INSN_INFO): New.
5423 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
5424 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
5425 with a NULL DF_REF_INSN_INFO.
5426 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
5428 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
5429 DF_INSN_INFO_EQ_USES): New.
5430 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
5431 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
5432 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
5433 * df-core.c: Update comment for above changes.
5434 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
5435 DF_INSN_UID_* macros.
5436 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
5437 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
5438 insn rtx. Update all callers.
5439 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
5440 df_ref_create_structure, df_insn_refs_collect): Likewise.
5441 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
5442 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
5443 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
5444 macros to access the insn refs.
5445 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
5446 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
5447 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
5448 for accessing the refs.
5449 (try_fwprop_subst): Likewise.
5450 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
5451 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
5452 for accessing the refs.
5453 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
5454 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
5455 to look at the insn refs.
5456 (record_uses): Likewise.
5457 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
5459 (mark_artificial_uses): Don't mark_insn for artificial refs.
5460 (mark_reg_rependencies): Likewise.
5462 * doc/rtl.texi: Remove documentation of ADDRESSOF.
5464 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5466 * configure: Regenerate.
5468 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5470 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
5471 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5472 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5474 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5476 * config/avr/avr.c (avr_mcu_t): Add attiny167.
5477 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5478 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5480 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
5482 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
5483 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5484 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5486 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5488 * tree-ssa-sccvn.c: Fix format of comments.
5490 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
5492 * cgraph.c: Remove unneeded forward declarations of eq_node()
5495 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
5497 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
5499 (see_update_relevancy): Likewise.
5500 * fwprop.c (try_fwprop_subst): Likewise.
5501 * rtlanal.c (noop_move_p): Likewise.
5502 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
5503 notes to non-existing libcall blocks.
5504 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
5506 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
5507 (dead_libcall_p): Remove.
5508 (delete_trivially_dead_insns): Don't use it.
5509 * web.c (union_defs): Remove comment about keeping nops.
5510 * gcse.c (hash_scan_insn): Don't take libcall pointers.
5511 (compute_hash_table_work): Don't track libcall notes.
5512 (do_local_cprop): Don't take libcall pointers. Don't update
5514 (adjust_libcall_notes): Deleted.
5515 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
5516 ever have existed in the first place).
5517 (replace_store_insn): Don't try to remove libcall notes.
5518 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
5519 (resolve_reg_notes): Don't call them.
5520 (resolve_simple_move): Likewise.
5521 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
5522 Don't remove REG_RETVAL notes.
5523 * emit-rtl.c (try_split): Don't update libcall notes.
5524 (emit_copy_of_insn_after): Dito.
5525 * cselib.c (cselib_current_insn_in_libcall): Remove.
5526 (cselib_process_insn): Don't set/clear it.
5527 (new_elt_loc_list): Don't record it.
5528 (cselib_init): Don't initialize it.
5529 * cselib.c (struct elt_loc_list): Remove in_libcall field.
5530 * loop-invariant.c (find_invariant_insn): Don't look for libcall
5532 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
5533 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
5534 (init_deps): Don't initialize it.
5535 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
5536 * combine.c (delete_noop_moves): Don't update libcall notes.
5537 (can_combine_p): Remove now pointless #if 0 block.
5538 (try_combine): Remove another obsolete #if 0 block.
5539 (distribute_notes): Don't distribute libcall notes.
5540 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
5541 * dce.c (libcall_dead_p): Remove.
5542 (delete_unmarked_insns): Don't handle libcall blocks.
5543 (preserve_libcall_for_dce): Remove.
5544 (prescan_insns_for_dce): Don't special-case libcall block insns.
5545 * reload1 (reload): Don't handle libcall notes.
5546 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
5549 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5551 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
5552 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5553 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5555 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
5557 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
5558 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5559 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5561 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5563 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
5565 2008-06-16 Ira Rosen <irar@il.ibm.com>
5567 PR tree-optimization/36493
5568 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
5569 the arguments list. Use VECTYPE to create vector pointer.
5570 (vectorizable_store): Fail if accesses through a pointer to vectype
5571 do not alias the original memory reference operands.
5572 Call vect_create_data_ref_ptr without the removed argument.
5573 (vectorizable_load): Likewise.
5574 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
5577 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
5580 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
5583 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5585 * config/mips/loongson2ef.md: New file.
5586 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
5587 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
5588 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
5589 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
5590 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
5592 (loongson2ef.md): New include.
5593 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
5594 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
5595 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
5596 (loongson_gt_<mode>, loongson_extract_halfword)
5597 (loongson_insert_halfword_0, loongson_insert_halfword_2)
5598 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
5599 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
5600 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
5601 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
5602 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
5603 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
5604 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
5605 (vec_interleave_low<mode>): Define type attribute.
5606 * config/mips/mips.c (mips_ls2): New static variable.
5607 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
5608 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
5609 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
5610 Implement target scheduling hooks.
5611 (mips_multipass_dfa_lookahead): Update to handle tuning for
5613 (mips_sched_init): Initialize data for Loongson scheduling.
5614 (mips_ls2_variable_issue): New static function.
5615 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
5617 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
5618 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
5619 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
5620 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
5621 Handle ST Loongson 2E/2F cores.
5622 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
5624 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5626 * omp-low.c (extract_omp_for_data): Fix comment typo.
5629 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5631 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
5632 FIXME note about gcc/config.guess.
5633 * doc/options.texi (Option file format): Remove non-ASCII bytes.
5634 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
5635 * doc/cppopts.texi: Likewise.
5636 * doc/extend.texi: Likewise.
5637 * doc/gcc.texi: Likewise.
5638 * doc/gccint.texi: Likewise.
5639 * doc/gcov.texi: Likewise.
5640 * doc/gty.texi: Likewise.
5641 * doc/hostconfig.texi: Likewise.
5642 * doc/install.texi: Likewise.
5643 * doc/invoke.texi: Likewise.
5644 * doc/loop.texi: Likewise.
5645 * doc/makefile.texi: Likewise.
5646 * doc/md.texi: Likewise.
5647 * doc/passes.texi: Likewise.
5648 * doc/tm.texi: Likewise.
5649 * doc/tree-ssa.texi: Likewise.
5650 * doc/trouble.texi: Likewise.
5652 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
5653 Nathan Sidwell <nathan@codesourcery.com>
5654 Maxim Kuvyrkov <maxim@codesourcery.com>
5655 Richard Sandiford <rdsandiford@googlemail.com>
5657 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
5658 * config/mips/mips-protos.h (mips_expand_vector_init): New.
5659 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
5661 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
5662 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
5663 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
5665 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
5666 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
5667 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
5668 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
5669 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
5670 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
5671 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
5672 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
5673 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
5674 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
5675 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
5676 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
5677 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
5678 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
5679 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
5680 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
5681 (mips_builtins): Add Loongson builtins.
5682 (mips_loongson_2ef_bdesc): New.
5683 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
5684 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
5685 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
5686 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
5688 (mips_expand_vector_init): New.
5689 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
5690 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
5692 * config/mips/mips.md: Add unspec numbers for Loongson
5693 builtins. Include loongson.md.
5694 (MOVE64): Include Loongson vector modes.
5695 (SPLITF): Include Loongson vector modes.
5696 (HALFMODE): Handle Loongson vector modes.
5697 * config/mips/loongson.md: New.
5698 * config/mips/loongson.h: New.
5699 * config.gcc: Add loongson.h header for mips*-*-* targets.
5700 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
5702 2008-06-14 Joseph Myers <joseph@codesourcery.com>
5704 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
5705 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
5706 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
5707 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
5708 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
5709 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
5710 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
5711 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
5712 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
5713 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
5714 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
5715 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
5716 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
5717 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
5718 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
5719 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
5720 Remove use_fixproto=yes.
5721 (ia64*-*-hpux*): Remove comment about using fixproto.
5722 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
5724 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5726 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
5728 * configure: Regenerate.
5730 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
5733 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
5734 before evaluating it.
5736 2008-06-13 Jakub Jelinek <jakub@redhat.com>
5739 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
5740 nested inline functions.
5741 (start_decl, start_function): Don't invert DECL_EXTERNAL
5742 for nested inline functions.
5744 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5746 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
5747 splits that must be made for correctness.
5749 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5751 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
5752 (AVAIL_NON_MIPS16): Likewise.
5753 (mips_builtin_description): Replace target_flags with a predicate.
5754 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
5755 (dspr2_32): New availability predicates.
5756 (MIPS_BUILTIN): New macro.
5757 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
5758 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
5759 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
5760 Replace the TARGET_FLAGS parameters with AVAIL parameters.
5761 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
5762 (mips_dsp_32only_bdesc): Merge into...
5763 (mips_builtins): ...this new array.
5764 (mips_bdesc_map, mips_bdesc_arrays): Delete.
5765 (mips_init_builtins): Update after above changes.
5766 (mips_expand_builtin_1): Merge into...
5767 (mips_expand_builtin): ...here and update after above changes.
5769 2008-06-12 Paul Brook <paul@codesourcery.com>
5771 * longlong.h (__arm__): Define count_leading_zeros.
5772 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
5773 (clzsi2, clzdi2): New functions.
5774 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
5775 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
5776 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
5777 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
5778 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
5779 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
5780 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
5781 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5782 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
5783 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
5785 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
5787 * config/m68k/m68k.c (m68k_tune_flags): New.
5788 (override_options): Compute m68k_tune_flags.
5789 (MULL_COST, MULW_COST): Update for various variants of CFV2.
5790 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
5792 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5795 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
5797 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5799 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
5800 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
5802 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
5804 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
5805 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
5807 2008-06-12 Jakub Jelinek <jakub@redhat.com>
5810 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
5813 2008-06-12 Richard Guenther <rguenther@suse.de>
5815 PR tree-optimization/36345
5816 * tree-flow.h (struct ptr_info_def): Align escape_mask,
5817 add memory_tag_needed flag.
5818 (may_alias_p): Declare.
5819 * tree-ssa-alias.c (may_alias_p): Export.
5820 (set_initial_properties): Use memory_tag_needed flag.
5821 (update_reference_counts): Likewise.
5822 (reset_alias_info): Reset memory_tag_needed flag.
5823 (create_name_tags): Check memory_tag_needed flag.
5824 (dump_points_to_info_for): Dump it.
5825 * tree-ssa-structalias.c (struct variable_info): Remove
5826 directly_dereferenced flag.
5827 (new_var_info): Do not initialize it.
5828 (process_constraint_1): Do not set it.
5829 (update_alias_info): Set is_dereferenced flag.
5830 (set_uids_in_ptset): Use may_alias_p.
5831 (set_used_smts): Check memory_tag_needed flag.
5832 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
5833 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
5834 memory_tag_needed flag.
5835 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
5838 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
5840 * config/i386/i386.c (ix86_compute_frame_layout): Disable
5841 red zone for w64 abi.
5842 (ix86_expand_prologue): Likewise.
5843 (ix86_force_to_memory): Likewise.
5844 (ix86_free_from_memory): Likewise.
5846 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
5849 * config/rs6000/rs6000.c (rs6000_override_options): Set
5850 rs6000_isel conditionally to the absence of comand line override.
5851 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5852 Remove duplicate rs6000_isel setting.
5853 * config/rs6000/eabispe.h: Ditto.
5855 2008-06-11 Richard Guenther <rguenther@suse.de>
5857 * alias.c (get_alias_set): Use the element alias-set for arrays.
5858 (record_component_aliases): For arrays and vectors do nothing.
5859 * c-common.c (strict_aliasing_warning): Handle the cases
5860 of alias set zero explicitly.
5861 * Makefile.in (dfp.o-warn): Add -Wno-error.
5863 2008-06-11 Joseph Myers <joseph@codesourcery.com>
5865 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
5867 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
5868 tune_32 tune_64 to supported_defaults. Allow values not
5869 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
5870 x86_64. Do not override cpu_32 or cpu_64 values from target name.
5871 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
5872 with_cpu_64 to generic for 64-bit-supporting configurations, not
5873 with_cpu. Remove FIXMEs.
5874 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
5875 --with-arch-64, --with-tune-32, --with-tune-64): Document.
5876 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
5877 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
5878 arch_32 and arch_64.
5880 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
5881 Olivier Hainque <hainque@adacore.com>
5883 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
5884 Use DECL_SIZE_UNIT to retrieve the size of the field.
5886 2008-06-11 Joseph Myers <joseph@codesourcery.com>
5888 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
5889 with function calls after declarations. Lay out
5890 neon_float_type_node before further use.
5892 2008-06-11 Richard Guenther <rguenther@suse.de>
5894 * tree-flow.h (may_point_to_global_var): Declare.
5895 * tree-ssa-alias.c (may_point_to_global_var): New function.
5896 * tree-ssa-sink.c (is_hidden_global_store): Use it.
5898 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
5900 * configure.ac: Teach that fido supports .debug_line.
5901 * configure: Regenerate.
5903 2008-06-10 Tom Tromey <tromey@redhat.com>
5905 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
5908 2008-06-10 Joseph Myers <joseph@codesourcery.com>
5910 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
5911 (encode_decimal64, decode_decimal64, encode_decimal128,
5912 decode_decimal128): Reverse order of 32-bit parts of value if host
5913 and target endianness differ.
5915 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
5917 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
5918 Avoid division by 0.
5919 (tree_mod_pow2_value_transform): Likewise.
5920 (tree_ic_transform): Likewise.
5921 (tree_stringops_transform): Likewise.
5922 (tree_mod_subtract_transform): Likewise.
5923 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
5924 (copy_edges_for_bb): Likewise.
5925 (initialize_cfun): Likewise.
5927 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
5929 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
5930 nonmemory_operand. Add "N" operand constraint.
5932 (*jcc_btdi_mask_rex64): New instruction and split pattern.
5933 (*jcc_btsi_mask): Ditto.
5934 (*jcc_btsi_mask_1): Ditto.
5936 2008-06-10 Joseph Myers <joseph@codesourcery.com>
5938 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
5939 TYPE_CANONICAL for copied element type.
5941 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
5944 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
5945 Add m_CORE2 and m_GENERIC.
5946 * config/i386/predicates.md (bt_comparison_operator): New predicate.
5947 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
5949 (*jcc_btdi_rex64): New instruction and split pattern.
5951 (*jcc_btsi_1): Ditto.
5952 (*btsq): Fix Intel asm dialect operand order.
5956 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
5959 * simplify-rtx.c (simplify_subreg): Add check for shift count
5962 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
5964 * doc/md.texi: Synchronize with later constraints.md change.
5965 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
5966 with a C implementation.
5967 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
5969 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
5970 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
5971 when moving to and from MD_REGNUM.
5972 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
5973 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
5974 Handle byte and halfword moves.
5975 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
5977 * config/mips/constraints.md (h): Turn into NO_REGS.
5978 (l, x): Update documentation.
5979 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
5980 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
5981 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
5982 (HILO): New mode iterator.
5984 (any_div): New code iterator.
5985 (u): Extend code attribute to div and udiv.
5986 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
5987 d_operand in the splitters. Remove redundant CONST_INT checks.
5988 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
5989 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
5990 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
5991 accordingly, using normal moves instead of unspecs to move LO into
5992 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
5993 (<u>mulsidi3): Handle expansion in C code.
5994 (<u>mulsidi3_32bit_internal): Rename to...
5995 (<u>mulsidi3_32bit): ...this.
5996 (<u>mulsidi3_32bit_r4000): Fix insn separator.
5997 (*<u>mulsidi3_64bit): Rename to...
5998 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
5999 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6000 to set LO and HI to the multiplication result. Use a normal move
6001 for MFLO and an unspec for MFHI.
6002 (*<u>mulsidi3_64bit_parts): Replace with...
6003 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6004 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6005 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6006 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6007 instead of HI. Split the instruction into a separate multiplication
6008 and MFHI if !TARGET_FIX_R4000.
6009 (<su>muldi3_highpart): Likewise.
6010 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6011 and the "=h" clobber.
6012 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6013 (<u>mulditi3): New expander.
6014 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6015 (madsi): Remove "=h" clobber.
6016 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6017 Force the modulus result to be a GPR and split the instruction into
6018 a division followed by an MFHI after reload.
6019 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6020 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6021 the MIPS16 HIGH define_split.
6022 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6023 of acc<->gpr moves to "multi".
6024 (*movdi_64bit): Replace the single "x" alternative with
6025 alternatives for moving into and out of "a".
6026 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6027 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6028 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6029 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6030 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6031 (movti): New expander.
6032 (*movti, *movti_mips16): New insns.
6033 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6034 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6035 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6036 * config/mips/predicates.md (fpr_operand): Delete.
6037 (d_operand): New predicate.
6039 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6041 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6042 failure on some Bourne shells.
6043 (x86_64-*-*): Ditto.
6045 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6047 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6049 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6051 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6052 (sparc-sun-solaris2*): Likewise.
6054 2008-06-09 Arnaud Charlet <charlet@adacore.com
6056 * doc/install.texi: Update requirements to build the Ada compiler.
6058 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6060 * df-scan.c (struct df_scan_problem_data): Remove the
6061 mw_link_pool alloc pool.
6062 (df_scan_free_internal): Don't free it.
6063 (df_scan_alloc): Don't allocate it.
6064 * df.h (struct df_link): Update comment.
6066 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6068 * except.h: Correct checks for when SJLJ exceptions must be used.
6070 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6072 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6075 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6077 PR tree-optimization/36218
6078 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6079 configure for the build system.
6080 (BUILD_LDFLAGS): Define.
6081 * configure: Regenerate.
6082 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6084 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6087 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
6088 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6089 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
6091 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
6093 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
6095 2008-06-07 Joseph Myers <joseph@codesourcery.com>
6097 * config.gcc (Obsolete configurations): Remove list of
6099 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
6100 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
6101 targets matched by those patterns.
6102 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
6103 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
6104 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
6105 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
6106 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6107 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
6108 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
6109 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
6110 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
6111 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
6112 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
6113 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
6114 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
6115 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
6116 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
6117 Make code for Solaris 7 and greater unconditional for Solaris.
6118 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
6119 Remove --with-* handling.
6120 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
6121 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
6122 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
6123 LINK_OS_WINDISS_SPEC): Remove.
6124 * config/rs6000/sysv4.opt (mwindiss): Remove.
6125 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
6126 * configure: Regenerate.
6127 * doc/cpp.texi: Don't mention BeOS.
6128 * doc/extend.texi (interrupt): Don't mention MS1.
6129 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
6130 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
6131 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
6132 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
6133 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
6135 * doc/invoke.texi (MT Options): Remove.
6136 (-mwindiss): Remove.
6137 (CRIS Options): Remove cris-axis-aout references.
6138 (HPPA Options): Don't mention hppa1.1-*-pro.
6139 * doc/md.texi: (MorphoTech family): Remove.
6140 * libgcc2.c: Don't handle UWIN.
6141 * config/alpha/t-unicosmk: Remove.
6142 * config/alpha/unicosmk.h: Remove.
6143 * config/arm/kaos-arm.h: Remove.
6144 * config/arm/kaos-strongarm.h: Remove.
6145 * config/arm/strongarm-coff.h: Remove.
6146 * config/arm/strongarm-elf.h: Remove.
6147 * config/arm/strongarm-pe.h: Remove.
6148 * config/arm/t-strongarm-pe: Remove.
6149 * config/arm/t-xscale-coff: Remove.
6150 * config/arm/t-xscale-elf: Remove.
6151 * config/arm/xscale-coff.h: Remove.
6152 * config/arm/xscale-elf.h: Remove.
6153 * config/chorus.h: Remove.
6154 * config/cris/aout.h: Remove.
6155 * config/cris/aout.opt: Remove.
6156 * config/cris/t-aout: Remove.
6157 * config/i386/beos-elf.h: Remove.
6158 * config/i386/kaos-i386.h: Remove.
6159 * config/i386/ptx4-i.h: Remove.
6160 * config/i386/sco5.h: Remove.
6161 * config/i386/sco5.opt: Remove.
6162 * config/i386/sysv4-cpp.h: Remove.
6163 * config/i386/sysv5.h: Remove.
6164 * config/i386/t-beos: Remove.
6165 * config/i386/t-sco5: Remove.
6166 * config/i386/t-uwin: Remove.
6167 * config/i386/uwin.asm: Remove.
6168 * config/i386/uwin.h: Remove.
6169 * config/kaos.h: Remove.
6170 * config/mips/windiss.h: Remove.
6171 * config/mt: Remove directory.
6172 * config/pa/pa-osf.h: Remove.
6173 * config/pa/pa-pro-end.h: Remove.
6174 * config/pa/t-pro: Remove.
6175 * config/ptx4.h: Remove.
6176 * config/rs6000/beos.h: Remove.
6177 * config/rs6000/kaos-ppc.h: Remove.
6178 * config/rs6000/t-beos: Remove.
6179 * config/rs6000/windiss.h: Remove.
6180 * config/sh/kaos-sh.h: Remove.
6181 * config/sol2-6.h: Remove.
6182 * config/sparc/sol26-sld.h: Remove.
6183 * config/sparc/sysv4-only.h: Remove.
6184 * config/vax/bsd.h: Remove.
6185 * config/vax/t-memfuncs: Remove.
6186 * config/vax/ultrix.h: Remove.
6187 * config/vax/vaxv.h: Remove.
6188 * config/windiss.h: Remove.
6190 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6192 PR rtl-optimization/36438
6193 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
6194 for vector shifts with constant scalar shift operands.
6196 2008-06-06 Sandip Matte <sandip@rmicorp.com>
6198 * doc/invoke.texi: Document -march=xlr.
6199 * config/mips/xlr.md: New file.
6200 * config/mips/mips.md: Include it.
6202 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
6203 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
6204 (mips_rtx_cost_data): Likewise.
6206 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
6208 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
6209 PRE_INC and PRE_DEC cases.
6211 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6213 PR rtl-optimization/36419
6214 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
6215 the emitting jump insn.
6218 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
6219 is not bool, boolify the whole *expr_p and convert to the desired type.
6221 2008-06-06 Jakub Jelinek <jakub@redhat.com>
6223 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
6224 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
6225 Add omp_private_outer_ref hook, add another argument to
6226 omp_clause_default_ctor hook.
6227 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
6228 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
6229 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
6230 hook_tree_tree_tree_tree_null.
6231 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
6232 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
6233 * hooks.c (hook_tree_tree_tree_tree_null): New function.
6234 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
6235 * tree.def (OMP_TASK): New tree code.
6236 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
6237 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
6238 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
6239 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
6240 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
6241 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
6242 OMP_CLAUSE_COLLAPSE_EXPR): Define.
6243 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6244 (OMP_DIRECTIVE_P): Add OMP_TASK.
6245 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
6246 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
6247 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
6248 and OMP_CLAUSE_UNTIED entries.
6249 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
6251 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6252 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
6253 * tree-pretty-print.c (dump_omp_clause): Handle
6254 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
6255 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
6256 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
6257 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
6258 warning about unsigned iterators. Change decl/init/cond/incr
6259 arguments to TREE_VECs, check arguments for all collapsed loops.
6260 (c_finish_omp_taskwait): New function.
6261 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
6263 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
6264 default_function_array_conversion on init. Add par_clauses argument.
6265 If decl is present in parallel's lastprivate clause, change it to
6266 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
6267 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
6268 collapse count in clauses.
6269 (c_parser_omp_for, c_parser_omp_parallel): Adjust
6270 c_parser_omp_for_loop callers.
6271 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
6272 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
6273 (c_parser_omp_clause_name): Handle collapse and untied clauses.
6274 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
6276 (c_parser_omp_clause_schedule): Handle schedule(auto).
6277 Include correct location in the error message.
6278 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
6279 and PRAGMA_OMP_CLAUSE_UNTIED.
6280 (OMP_TASK_CLAUSE_MASK): Define.
6281 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
6282 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
6283 * tree-nested.c (convert_nonlocal_omp_clauses,
6284 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
6285 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
6286 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6287 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
6289 (conver_nonlocal_reference, convert_local_reference,
6290 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
6291 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
6292 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
6293 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
6294 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
6295 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
6296 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
6297 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
6298 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6300 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
6301 * c-common.h (c_finish_omp_taskwait): New prototype.
6302 * gimple-low.c (lower_stmt): Handle OMP_TASK.
6303 * tree-parloops.c (create_parallel_loop): Create 1 entry
6304 vectors for OMP_FOR_{INIT,COND,INCR}.
6305 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6306 (make_edges): Handle OMP_TASK.
6307 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
6308 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6309 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
6310 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
6311 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
6312 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6313 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
6314 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
6315 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
6316 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
6317 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
6318 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
6319 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
6320 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
6321 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
6322 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
6323 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
6324 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
6325 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
6326 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
6327 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
6328 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
6329 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
6330 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
6331 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
6332 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
6333 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
6334 original iterator is present in lastprivate clause or if
6335 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
6336 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6337 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
6338 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
6339 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
6340 if it is set, lookup var in outer contexts too. Handle
6341 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
6342 to be implicitly determined firstprivate for task regions.
6343 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
6344 if it is set, lookup var in outer contexts too. Set
6345 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
6346 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
6347 OMP_CLAUSE_UNTIED. Take region_type as last argument
6348 instead of in_parallel and in_combined_parallel.
6349 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
6351 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
6352 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
6353 (new_omp_context): Set default_kind to
6354 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
6355 (omp_region_type): New enum.
6356 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
6357 fields, add region_type.
6358 (new_omp_context): Take region_type as argument instead of is_parallel
6359 and is_combined_parallel.
6360 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
6361 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
6362 ctx->is_combined_parallel checks.
6363 (gimplify_omp_task): New function.
6364 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
6366 * omp-low.c (extract_omp_for_data): Use schedule(static)
6367 for schedule(auto). Handle pointer and unsigned iterators.
6368 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
6369 Add loops argument. Extract data for collapsed OMP_FOR loops.
6370 (expand_parallel_call): Assert sched_kind isn't auto,
6371 map runtime schedule to index 3.
6372 (struct omp_for_data_loop): New type.
6373 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
6374 Add loop, loops, collapse and iter_type fields.
6375 (workshare_safe_to_combine_p): Disallow combined for if
6376 iter_type is unsigned long long. Don't combine collapse > 1 loops
6377 unless all bounds and steps are constant. Adjust extract_omp_for_data
6379 (expand_omp_for_generic): Handle pointer, unsigned and long long
6380 iterators. Handle collapsed OMP_FOR loops. Adjust
6381 for struct omp_for_data changes. If libgomp function doesn't return
6382 boolean_type_node, add comparison of the return value with 0.
6383 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
6384 pointer, unsigned and long long iterators. Adjust for struct
6385 omp_for_data changes.
6386 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
6387 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
6388 unsigned long long. Allocate loops array, pass it to
6389 extract_omp_for_data. For collapse > 1 loops use always
6390 expand_omp_for_generic.
6391 (omp_context): Add sfield_map and srecord_type fields.
6392 (is_task_ctx, lookup_sfield): New functions.
6393 (use_pointer_for_field): Use is_task_ctx helper. Change first
6394 argument's type from const_tree to tree. Clarify comment.
6395 In OMP_TASK disallow copy-in/out sharing.
6396 (build_sender_ref): Call lookup_sfield instead of lookup_field.
6397 (install_var_field): Add mask argument. Populate both record_type
6398 and srecord_type if needed.
6399 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
6401 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
6402 and DECL_FIELD_OFFSET.
6403 (scan_sharing_clauses): Adjust install_var_field callers. For
6404 firstprivate clauses on explicit tasks allocate the var by value in
6405 record_type unconditionally, rather than by reference.
6406 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
6407 Use is_taskreg_ctx instead of is_parallel_ctx.
6408 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
6409 (create_omp_child_function_name): Add task_copy argument, use
6410 *_omp_cpyfn* names if it is true.
6411 (create_omp_child_function): Add task_copy argument, if true create
6412 *_omp_cpyfn* helper function.
6413 (scan_omp_parallel): Adjust create_omp_child_function callers.
6414 Rename parallel_nesting_level to taskreg_nesting_level.
6415 (scan_omp_task): New function.
6416 (lower_rec_input_clauses): Don't run constructors for firstprivate
6417 explicit task vars which are initialized by *_omp_cpyfn*.
6418 Pass outer var ref to omp_clause_default_ctor hook if
6419 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
6420 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
6421 OMP_CLAUSE_REDUCTION_INIT.
6422 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
6423 avoid duplicate setting of fields. Handle
6424 OMP_CLAUSE_PRIVATE_OUTER_REF.
6425 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
6426 copy-out if TREE_READONLY, only copy-in.
6427 (expand_task_copyfn): New function.
6428 (expand_task_call): New function.
6429 (struct omp_taskcopy_context): New type.
6430 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
6432 (lower_omp_parallel): Rename to...
6433 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6434 Call create_task_copyfn if srecord_type is needed. Adjust
6436 (task_shared_vars): New variable.
6437 (check_omp_nesting_restrictions): Warn if work-sharing,
6438 barrier, master or ordered region is closely nested inside OMP_TASK.
6439 Add warnings for barrier if closely nested inside of work-sharing,
6440 ordered, or master region.
6441 (scan_omp_1): Call check_omp_nesting_restrictions even for
6442 GOMP_barrier calls. Rename parallel_nesting_level to
6443 taskreg_nesting_level. Handle OMP_TASK.
6444 (lower_lastprivate_clauses): Even if some lastprivate is found on a
6445 work-sharing construct, continue looking for them on parent parallel
6447 (lower_omp_for_lastprivate): Add lastprivate clauses
6448 to the beginning of dlist rather than end. Adjust for struct
6449 omp_for_data changes.
6450 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
6451 not after it. Handle collapsed OMP_FOR loops, adjust for
6452 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
6453 (get_ws_args_for): Adjust extract_omp_for_data caller.
6454 (scan_omp_for): Handle collapsed OMP_FOR
6455 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
6456 (lower_omp_single_simple): If libgomp function doesn't return
6457 boolean_type_node, add comparison of the return value with 0.
6458 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
6459 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
6460 (parallel_nesting_level): Rename to...
6461 (taskreg_nesting_level): ... this.
6462 (is_taskreg_ctx): New function.
6463 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
6465 (execute_lower_omp): Rename parallel_nesting_level to
6466 taskreg_nesting_level.
6467 (expand_omp_parallel): Rename to...
6468 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
6469 Call omp_task_call for OMP_TASK regions.
6470 (expand_omp): Adjust caller, handle OMP_TASK.
6471 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
6473 * bitmap.c (bitmap_default_obstack_depth): New variable.
6474 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
6475 if argument is NULL and bitmap_default_obstack is already initialized.
6476 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
6478 * matrix-reorg.c (matrix_reorg): Likewise.
6480 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
6482 * config/i386/i386.md (*indirect_jump): Macroize using P
6483 mode iterator. Remove !TARGET_64BIT from insn constraints.
6484 (*tablejump_1): Ditto.
6485 (*indirect_jump_rex64): Remove insn pattern.
6486 (*tablejump_1_rex64): Ditto.
6487 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
6488 and eh_return_si insn patterns.
6490 2008-06-06 Richard Guenther <rguenther@suse.de>
6492 * tree-ssa-structalias.c (merge_smts_into): Remove.
6493 (find_what_p_points_to): Do not bother to compute the
6494 points-to set for pt_anything pointers.
6495 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
6496 for pt_anything pointers is ok.
6498 2008-06-06 Jan Hubicka <jh@suse.cz>
6500 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
6502 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6504 * cgraph.c: Fix typos in comments.
6505 (cgraph_availability_names): Fix string typo.
6506 * fold-const.c: Fix typos in comments.
6507 (fold_binary): Fix typo in warning.
6508 * genautomata.c: Fix typos in comments.
6509 (check_presence_pattern_sets): Fix typo in local variable.
6510 (output_description): Fix typo in output.
6511 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
6512 * hwint.h: Likewise.
6513 * matrix-reorg.c (check_allocation_function): Likewise.
6514 * omega.c (smooth_weird_equations): Likewise.
6515 * auto-inc-dec.c: Fix typos in comments.
6516 * bb-reorder.c: Likewise.
6517 * builtins.c: Likewise.
6518 * c-common.c: Likewise.
6519 * c-cppbuiltin.c: Likewise.
6520 * c-parser.c: Likewise.
6521 * c-pretty-print.c: Likewise.
6522 * cfgcleanup.c: Likewise.
6523 * cfgexpand.c: Likewise.
6524 * cfghooks.c: Likewise.
6525 * cfglayout.c: Likewise.
6526 * cfgloopmanip.c: Likewise.
6527 * cgraphunit.c: Likewise.
6528 * coverage.c: Likewise.
6529 * dbxout.c: Likewise.
6530 * df-byte-scan.c: Likewise.
6531 * df-core.c: Likewise.
6532 * df-problems.c: Likewise.
6533 * df-scan.c: Likewise.
6535 * dominance.c: Likewise.
6536 * domwalk.c: Likewise.
6538 * dwarf2out.c: Likewise.
6539 * emit-rtl.c: Likewise.
6540 * et-forest.c: Likewise.
6541 * function.c: Likewise.
6542 * function.h: Likewise.
6544 * gcov-io.c: Likewise.
6547 * genattrtab.c: Likewise.
6548 * ggc-page.c: Likewise.
6549 * gimplify.c: Likewise.
6550 * gthr-lynx.h: Likewise.
6551 * haifa-sched.c: Likewise.
6552 * ipa-cp.c: Likewise.
6553 * ipa-inline.c: Likewise.
6554 * ipa-prop.h: Likewise.
6555 * ipa-pure-const.c: Likewise.
6556 * ipa-struct-reorg.c: Likewise.
6557 * ipa-struct-reorg.h: Likewise.
6558 * ipa-type-escape.c: Likewise.
6560 * loop-doloop.c: Likewise.
6561 * mips-tfile.c: Likewise.
6562 * mkmap-flat.awk: Likewise.
6563 * mkmap-symver.awk: Likewise.
6564 * modulo-sched.c: Likewise.
6565 * omp-low.c: Likewise.
6566 * optabs.c: Likewise.
6567 * optabs.h: Likewise.
6569 * passes.c: Likewise.
6570 * postreload-gcse.c: Likewise.
6571 * postreload.c: Likewise.
6572 * predict.c: Likewise.
6573 * pretty-print.h: Likewise.
6574 * profile.c: Likewise.
6575 * protoize.c: Likewise.
6576 * ra-conflict.c: Likewise.
6578 * recog.c: Likewise.
6579 * regclass.c: Likewise.
6581 * reload.c: Likewise.
6582 * rtl-error.c: Likewise.
6583 * rtlanal.c: Likewise.
6585 * sched-rgn.c: Likewise.
6588 * target.h: Likewise.
6589 * tree-dfa.c: Likewise.
6590 * tree-eh.c: Likewise.
6591 * tree-flow-inline.h: Likewise.
6592 * tree-inline.c: Likewise.
6593 * tree-into-ssa.c: Likewise.
6594 * tree-loop-distribution.c: Likewise.
6595 * tree-nested.c: Likewise.
6596 * tree-parloops.c: Likewise.
6597 * tree-pass.h: Likewise.
6598 * tree-pretty-print.c: Likewise.
6599 * tree-profile.c: Likewise.
6600 * tree-scalar-evolution.c: Likewise.
6601 * tree-sra.c: Likewise.
6602 * tree-ssa-alias-warnings.c: Likewise.
6603 * tree-ssa-ccp.c: Likewise.
6604 * tree-ssa-coalesce.c: Likewise.
6605 * tree-ssa-dom.c: Likewise.
6606 * tree-ssa-dse.c: Likewise.
6607 * tree-ssa-forwprop.c: Likewise.
6608 * tree-ssa-live.c: Likewise.
6609 * tree-ssa-live.h: Likewise.
6610 * tree-ssa-loop-im.c: Likewise.
6611 * tree-ssa-loop-ivopts.c: Likewise.
6612 * tree-ssa-loop-niter.c: Likewise.
6613 * tree-ssa-loop-prefetch.c: Likewise.
6614 * tree-ssa-phiopt.c: Likewise.
6615 * tree-ssa-phiprop.c: Likewise.
6616 * tree-ssa-sccvn.c: Likewise.
6617 * tree-ssa-ter.c: Likewise.
6618 * tree-ssa-threadupdate.c: Likewise.
6619 * tree-ssa.c: Likewise.
6620 * tree-vect-analyze.c: Likewise.
6621 * tree-vect-transform.c: Likewise.
6622 * tree-vectorizer.c: Likewise.
6623 * tree-vn.c: Likewise.
6624 * tree-vrp.c: Likewise.
6626 * tree.def: Likewise.
6628 * unwind-dw2-fde.c: Likewise.
6629 * unwind.inc: Likewise.
6630 * value-prof.c: Likewise.
6631 * vmsdbgout.c: Likewise.
6633 2008-06-05 David Edelsohn <edelsohn@gnu.org>
6635 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
6636 always place FP constants in the TOC for TARGET_POWERPC64.
6637 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
6639 2008-06-05 Joseph Myers <joseph@codesourcery.com>
6641 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
6642 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
6643 enable for TARGET_E500_DOUBLE.
6644 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
6645 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
6646 floating-point modes like integer modes for E500 double.
6647 (rs6000_legitimate_offset_address_p): Likewise.
6648 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
6649 addressing for DDmode for E500 double.
6650 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
6651 modes as using 64-bits of registers for E500 double.
6652 (spe_build_register_parallel): Do not handle DDmode or TDmode.
6653 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
6654 specially for E500 double.
6655 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
6656 TDmode for E500 double.
6657 (rs6000_gimplify_va_arg): Only handle SDmode in registers
6658 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
6659 (rs6000_split_multireg_move): Do not handle TDmode specially for
6661 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
6662 using 64-bit registers for E500 double.
6663 (emit_frame_save): Do not handle DDmode specially for E500 double.
6664 (gen_frame_mem_offset): Likewise.
6665 (rs6000_function_value): Do not call spe_build_register_parallel
6666 for DDmode or TDmode.
6667 (rs6000_libcall_value): Likewise.
6668 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
6669 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
6672 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
6674 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
6677 2008-06-04 Junjie Gu <jgu@tensilica.com>
6679 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
6680 comparison for frame pointers.
6682 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6685 * config/avr/avr.h (PUSH_ROUNDING): Remove.
6687 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
6690 * builtins.c (expand_builtin_signbit): Don't take lowpart when
6691 register is already smaller or equal to required mode.
6693 2008-06-04 Xinliang David Li <davidxl@google.com>
6695 * tree-call-cdce.c: New file.
6696 (cond_dead_built_in_calls): New static variable.
6697 (input_domain): New struct.
6698 (check_pow): New function.
6699 (check_builtin_call): Ditto.
6700 (check_target_format): Ditto.
6701 (is_call_dce_candidate): Ditto.
6702 (gen_one_condition): Ditto.
6703 (gen_conditions_for_domain): Ditto.
6704 (get_domain): Ditto.
6705 (gen_conditions_for_pow_cst_base): Ditto.
6706 (gen_conditions_for_pow_int_base): Ditto.
6707 (gen_conditions_for_pow): Ditto.
6708 (get_no_error_domain): Ditto.
6709 (gen_shrink_wrap_conditions): Ditto.
6710 (shrink_wrap_one_built_in_call): Ditto.
6711 (shink_wrap_conditional_dead_built_in_calls): Ditto.
6712 (tree_call_cdce): Ditto.
6713 (gate_call_cdce): Ditto.
6714 (pass_call_cdce): New gimple pass.
6715 * passes.c: (init_optimization_passes): New pass.
6716 * tree-pass.h: New pass declaration.
6717 * opts.c (decode_options): New flag setting.
6718 * common.opt: Add -ftree-builtin-call-dce flag.
6719 * Makefile.in: Add new source file.
6720 * tempvar.def: New tv_id.
6721 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
6723 2008-06-04 Richard Guenther <rguenther@suse.de>
6725 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
6726 (is_call_clobbered): Always check var_ann->call_clobbered.
6727 (mark_call_clobbered): Always set var_ann->call_clobbered.
6728 (clear_call_clobbered): Always clear var_ann->call_clobbered.
6729 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
6730 (reset_alias_info): Clear call clobbering info on MTAGs and
6732 (set_pt_anything): Set pt_global_mem.
6733 (create_tag_raw): Adjust comment.
6734 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
6736 2008-06-04 Joseph Myers <joseph@codesourcery.com>
6737 Maxim Kuvyrkov <maxim@codesourcery.com>
6739 * config/m68k/m68k.opt (mxgot): New option.
6740 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
6741 (m68k_output_addr_const_extra): New.
6742 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
6743 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
6744 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
6745 * doc/invoke.texi (M680x0 Options): Document -mxgot.
6747 2008-06-04 Richard Guenther <rguenther@suse.de>
6749 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
6750 negative or non-representable offsets.
6752 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
6754 * config/i386/i386.c (ix86_gen_leave): New.
6755 (ix86_gen_pop1): Likewise.
6756 (ix86_gen_add3): Likewise.
6757 (ix86_gen_sub3): Likewise.
6758 (ix86_gen_sub3_carry): Likewise.
6759 (ix86_gen_one_cmpl2): Likewise.
6760 (ix86_gen_monitor): Likewise.
6761 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
6762 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
6763 ix86_gen_one_cmpl2 and ix86_gen_monitor.
6764 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
6765 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
6766 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
6767 (ix86_expand_epilogue): Updated.
6768 (print_operand): Handle integer register operand for 'z'.
6769 (ix86_expand_strlensi_unroll_1): Likewise.
6770 (ix86_expand_strlen): Likewise.
6771 (ix86_expand_builtin): Likewise.
6772 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
6773 mov{q}/mov{l} and add{q}/add{l}.
6775 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6777 * config/i386/i386.md (P): New mode iterator.
6778 (SFmode push_operand splitter): Macroize DImode and SImode pushes
6779 using P mode iterator.
6780 (DFmode push_operand splitter): Ditto.
6781 (XFmode push_operand splitter): Ditto.
6782 (DFmode float_extend SFmode push_operand splitter): Ditto.
6783 (XFmode float_extend SFmode push_operand splitter): Do not generate
6784 SImode pushes for 64bit target. Macroize Dimode and SImode
6785 pushes using P mode iterator.
6786 (XFmode float_extend DFmode push_operand splitter): Ditto.
6788 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6790 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
6791 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
6792 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
6794 (ix86_call_abi_override): Remove check for call_used_regs.
6796 2008-06-03 Richard Guenther <rguenther@suse.de>
6798 * tree-ssa-structalias.c (find_func_aliases): Add constraints
6799 for the lhs of calls if the return type contains pointers.
6801 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
6803 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
6804 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
6805 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
6806 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
6807 of cfun and DEFAULT_ABI to deceide abi mode.
6809 (REG_PARM_STACK_SPACE): Removed.
6810 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
6811 (STACK_BOUNDARY): Use default target to deceide stack boundary.
6812 * config/i386/i386-protos.h (ix86_cfun_abi): New.
6813 (ix86_function_abi): Likewise.
6814 (ix86_function_type_abi): Likewise.
6815 (ix86_call_abi_override): Likewise.
6816 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
6817 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
6818 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
6819 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
6821 (X86_64_REGPARM_MAX): New.
6822 (X86_64_SSE_REGPARM_MAX): New.
6823 (X64_REGPARM_MAX): New.
6824 (X64_SSE_REGPARM_MAX): New.
6825 (X86_32_REGPARM_MAX): New.
6826 (X86_32_SSE_REGPARM_MAX): New.
6827 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
6828 (ix86_function_regparm): Handle user calling abi.
6829 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
6830 by DEFAULT_ABI versus SYSV_ABI check.
6831 (ix86_reg_parm_stack_space): New.
6832 (ix86_function_type_abi): New.
6833 (ix86_call_abi_override): New.
6834 (ix86_function_abi): New.
6835 (ix86_cfun_abi): New.
6836 (init_cumulative_args): Call abi specific initialization.
6837 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
6838 (function_arg_64): Extend SSE_REGPARM_MAX check.
6839 (function_arg (): Remove TARGET_64BIT_MS_ABI.
6840 (ix86_pass_by_reference): Likewise.
6841 (ix86_function_value_regno_p): Likewise.
6842 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
6843 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
6844 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
6845 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
6846 (setup_incoming_varargs_64): Adjust regparm for call abi.
6847 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
6848 (ix86_va_start): Likewise.
6849 (ix86_gimplify_va_arg): Likewise.
6850 (ix86_expand_prologue): Likewise.
6851 (output_pic_addr_const): Likewise.
6852 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
6853 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
6854 (x86_output_mi_thunk): Likewise.
6855 (x86_function_profiler): Likewise.
6856 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
6857 (SYSV_ABI, MS_ABI): New constants.
6859 (init_regs): Add prototype of function in regclass.c file.
6860 (OVERRIDE_ABI_FORMAT): New.
6861 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
6862 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
6863 (OUTGOING_REG_PARM_STACK_SPACE): New.
6864 (ix86_reg_parm_stack_space): New prototype.
6865 (CUMULATIVE_ARGS): Add call_abi member.
6866 (machine_function): Add call_abi member.
6867 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
6868 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
6870 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
6873 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
6874 (avr_builtin_setjmp_frame_value): New function.
6875 * config/avr/avr.md (nonlocal_goto_receiver): Define.
6876 (nonlocal_goto): Define.
6878 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
6880 * config/mips/mips.c (mips_emit_loadgp): Return early if
6881 there is nothing do to, otherwise emit a blockage if
6882 !TARGET_EXPLICIT_RELOCS || crtl->profile.
6883 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
6885 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6887 * configure.ac: Drop unneeded backslash ending up in config.in.
6888 * acinclude.m4: Likewise.
6889 * config.in: Regenerate.
6891 2008-05-26 Jan Hubicka <jh@suse.cz>
6893 * predict.c (maybe_hot_frequency_p): Break out of...
6894 (maybe_hot_bb_p): ... here.
6895 (maybe_hot_edge_p): New.
6896 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
6897 * basic-block.h (maybe_hot_edge_p): Declare.
6899 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
6901 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
6902 (*cmpfp_<mode>_cc): Ditto.
6903 (*fp_jcc_8<mode>_387): Ditto.
6904 (*fop_<MODEF:mode>_2_i387): Ditto.
6905 (*fop_<MODEF:mode>_3_i387): Ditto.
6906 (*fop_xf_2_i387): Ditto.
6907 (*fop_xf_3_i387): Ditto.
6909 2008-06-02 Tomas Bily <tbily@suse.cz>
6911 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
6913 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6915 * config/mips/mips.c (mips_valid_offset_p): New function.
6916 (mips_valid_lo_sum_p): Likewise.
6917 (mips_classify_address): Use them.
6918 (mips_force_address): New function.
6919 (mips_legitimize_address): Use it.
6920 * config/mips/mips.md (MOVE128): New mode iterator.
6921 (movtf): Require TARGET_64BIT. Remove empty strings.
6922 (*movtf_internal): Rename to...
6923 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
6924 of "R" and use {,fp}{load,store} attributes instead of "multi".
6925 Use a separate define_split.
6926 (*movtf_mips16): New pattern.
6928 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6930 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
6931 * config/mips/mips.c (mips_expand_before_return): New function.
6932 (mips_expand_epilogue): Call it.
6933 * config/mips/mips.md (return): Turn into a define_expand.
6934 (*return): New insn.
6936 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
6938 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
6939 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
6940 functions. Do not emit uses and clobbers of CONCATs; individually
6941 use and clobber their operands.
6942 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
6943 gen_clobber, emit_use and gen_use.
6944 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
6945 (expand_builtin_return): Likewise.
6946 * cfgbuild.c (count_basic_blocks): Likewise.
6947 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
6948 * explow.c (emit_stack_restore): Likewise.
6949 * expmed.c (extract_bit_field_1): Likewise.
6950 * expr.c (convert_move, emit_move_complex_parts): Likewise.
6951 (emit_move_multi_word, store_constructor): Likewise.
6952 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
6953 (thread_prologue_and_epilogue_insns): Likewise.
6954 * lower-subreg.c (resolve_simple_move): Likewise.
6955 * optabs.c (widen_operand, expand_binop): Likewise.
6956 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
6957 * reload.c (find_reloads): Likewise.
6958 * reload1.c (eliminate_regs_in_insn): Likewise.
6959 * stmt.c (expand_nl_goto_receiver): Likewise.
6960 * config/alpha/alpha.md (builtin_longjmp): Likewise.
6961 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
6962 * config/arm/arm.c (arm_load_pic_register): Likewise.
6963 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
6964 * config/arm/arm.md (untyped_return): Likewise.
6965 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
6966 * config/avr/avr.c (expand_prologue): Likewise.
6967 * config/bfin/bfin.c (do_unlink): Likewise.
6968 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
6969 * config/cris/cris.c (cris_expand_prologue): Likewise.
6970 * config/darwin.c (machopic_indirect_data_reference): Likewise.
6971 (machopic_legitimize_pic_address): Likewise.
6972 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
6973 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
6974 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
6975 (ix86_expand_convert_uns_didf_sse): Likewise.
6976 (ix86_expand_vector_init_general): Likewise.
6977 * config/ia64/ia64.md (eh_epilogue): Likewise.
6978 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
6979 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
6980 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
6981 (config/iq2000/iq2000.c): Likewise.
6982 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6983 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
6984 (builtin_longjmp): Likewise.
6985 * config/mn10300/mn10300.md (call, call_value): Likewise.
6986 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
6987 * config/pdp11/pdp11.md (abshi2): Likewise.
6988 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6989 * config/s390/s390.c (s390_emit_prologue): Likewise.
6990 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
6991 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
6992 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
6993 * config/sh/sh.c (prepare_move_operands): Likewise.
6994 (output_stack_adjust, sh_expand_epilogue): Likewise.
6995 (sh_set_return_address, sh_expand_t_scc): Likewise.
6996 * config/sparc/sparc.c (load_pic_register): Likewise.
6997 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
6998 * config/spu/spu.c (spu_expand_epilogue): Likewise.
6999 * config/v850/v850.c (expand_epilogue): Likewise.
7001 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7003 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7004 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7005 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7006 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7007 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7008 stack pointer register.
7009 (output_movhi): Remove code for interrupt specific writing to the
7010 stack pointer register.
7012 2008-05-31 Richard Guenther <rguenther@suse.de>
7014 PR tree-optimization/34244
7015 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7016 (tree_expr_nonzero_warnv_p): Likewise.
7017 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7018 ssa_name_nonnegative_p.
7019 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7020 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7021 not tree_expr_nonzero_warnv_p.
7023 PR tree-optimization/36262
7025 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7027 PR tree-optimization/34244
7028 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7029 (record_numbers_of_iterations): New function.
7030 (execute_vrp): Cache the numbers of iterations of loops.
7031 * tree-scalar-evolution.c (scev_reset_except_niters):
7033 (scev_reset): Use scev_reset_except_niters.
7034 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7036 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7038 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7039 __WORKAROUND_RETS when appropriate.
7041 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7043 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7044 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7046 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7047 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7048 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7049 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7050 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7051 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7052 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7053 *fop_df_1_sse insn patterns using MODEF mode iterator.
7054 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7055 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7056 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7057 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7058 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7059 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7060 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7061 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7062 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7063 (*fop_xf_5_i387): Ditto.
7064 (*fop_xf_6_i387): Ditto.
7066 2008-05-30 Richard Guenther <rguenther@suse.de>
7068 * builtins.c (build_string_literal): Avoid generating
7069 a non-gimple_val result.
7071 2008-05-30 DJ Delorie <dj@redhat.com>
7073 * exec-tool.in: Use an environment variable (private) instead of a
7074 file (shared) as a semaphore, so as to not break parallel builds.
7076 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7078 * optabs.c (maybe_encapsulate_block): Remove.
7079 (emit_libcall_block): Adjust accordingly.
7080 * optabs.h (maybe_encapsulate_block): Remove prototype.
7082 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7083 Don't use maybe_encapsulate_block.
7085 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7087 * config/rs6000/rs6000.c (rs6000_legitimize_address,
7088 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
7089 rtx is a SYMBOL_REF before calling get_pool_constant.
7091 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
7093 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
7095 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
7097 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
7098 rather than OS names to choose INO_T_EQ definition.
7099 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
7100 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
7102 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
7105 * config/darwin-f.c: New.
7106 * config/t-darwin: Added rule to build darwin-f.o.
7107 * config.gcc: Defined new variable, fortran_target_objs.
7108 (*-*-darwin*): Set fortran_target_objs.
7109 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
7110 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
7111 * configure: Regenerated.
7113 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
7116 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
7117 canonical type if needed.
7119 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
7121 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
7123 2008-05-29 Richard Guenther <rguenther@suse.de>
7125 PR tree-optimization/36343
7126 PR tree-optimization/36346
7127 PR tree-optimization/36347
7128 * tree-flow.h (clobber_what_p_points_to): Declare.
7129 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
7130 pointed-to variable is dereferenced is irrelevant to whether
7131 the pointer can access the pointed-to variable.
7132 (clobber_what_p_points_to): New function.
7133 * tree-ssa-alias.c (set_initial_properties): Use it.
7134 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
7135 call clobber check for NMTs.
7137 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7139 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
7140 for printing gcov_type.
7142 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7144 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
7145 and the eh region information.
7146 * value-prof.c (gimple_move_stmt_histograms): New function.
7147 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
7149 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
7151 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
7153 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
7155 * value-prof.c (tree_ic_transform): Print counts.
7156 * tree-profile.c (tree_gen_ic_func_profiler):
7157 Clear __gcov_indreict_call_callee variable to avoid misattribution
7160 2008-05-28 Rafael Espindola <espindola@google.com>
7162 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
7165 2008-05-28 Richard Guenther <rguenther@suse.de>
7167 PR tree-optimization/36339
7168 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
7169 and clobbering code out of the loop.
7171 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7173 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
7176 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
7177 s390_contiguous_bitmask_p, s390_symref_operand_p,
7178 s390_check_symref_alignment, s390_reload_larl_operand,
7179 s390_reload_symref_address): New functions.
7180 (s390_branch_condition_mnemonic): Support compare and branch
7182 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
7183 and 'W' constraints.
7184 (s390_secondary_reload): Add secondary reloads for unaligned
7185 symbol refs or symbol refs to floating point or QI/TI mode
7187 (legitimate_address_p): Accept symbol references as addresses.
7188 (s390_expand_insv): Use rotate and insert selected bits
7189 instruction for insv when building for z10.
7190 (print_operand_address): Handle symbol ref addresses.
7191 (print_operand): Output modifier 'c' added for signed byte values.
7192 (s390_encode_section_info): Mark symbol refs with
7193 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
7195 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
7196 (length attribute): RRF, RRR have 4 byte length.
7197 (FPALL, INTALL): New mode iterators added.
7198 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
7199 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
7200 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
7201 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
7202 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
7203 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
7204 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
7205 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
7207 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
7208 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
7209 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
7210 reload<INTALL:mode><P:mode>_toreg_z10,
7211 reload<FPALL:mode><P:mode>_tomem_z10,
7212 reload<FPALL:mode><P:mode>_toreg_z10,
7213 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
7214 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
7215 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
7216 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
7218 (movmem, clrmem, cmpmem): New splitters added.
7220 * config/s390/predicates.md (larl_operand): Use
7221 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
7222 SYMBOL_REF_ALIGN1_P.
7223 (s390_signed_integer_comparison,
7224 s390_unsigned_integer_comparison): New predicates.
7226 * config/s390/s390-protos.h (s390_check_symref_alignment,
7227 s390_contiguous_bitmask_p, s390_reload_larl_operand,
7228 s390_reload_symref_address,
7229 s390_compare_and_branch_condition_mask): Prototypes added.
7231 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
7232 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
7233 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
7235 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
7237 * config/s390/s390.c (z10_cost): New cost function for z10.
7238 (s390_handle_arch_option, override_options): Support -march=z10 switch.
7239 (s390_issue_rate): Adjust issue rate for z10.
7240 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
7241 (processor_flags): Add PF_Z10.
7242 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
7243 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
7244 * gcc/config.gcc: Add z10.
7246 2008-05-28 Richard Guenther <rguenther@suse.de>
7248 PR tree-optimization/36291
7249 * tree-flow. h (struct gimple_df): Remove var_anns member.
7250 * tree-flow-inline.h (gimple_var_anns): Remove.
7251 (var_ann): Simplify.
7252 * tree-dfa.c (create_var_ann): Simplify.
7253 (remove_referenced_var): Clear alias info from var_anns of globals.
7254 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
7255 (delete_tree_ssa): Clear alias info from var_anns of globals.
7256 Do not free var_anns.
7257 (var_ann_eq): Remove.
7258 (var_ann_hash): Likewise.
7260 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
7262 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
7263 and loongson2f entries.
7264 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
7265 * config/mips/mips.h (processor_type): Add Loongson-2E
7266 and Loongson-2F entries.
7267 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
7268 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
7269 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
7270 * doc/invoke.texi (MIPS Options): Document loongson2e
7271 and loongson2f processor names.
7273 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7277 * config/i386/i386.c (ix86_function_arg_boundary): Use
7278 alignment of canonical type.
7279 (ix86_expand_vector_move): Check unaligned memory access for
7282 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
7284 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
7285 Moved to the front of file.
7287 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
7288 H.J. Lu <hongjiu.lu@intel.com>
7290 * dwarf2out.c (current_fde): New.
7292 (lookup_cfa:): Likewise.
7293 (dwarf2out_end_epilogue): Likewise.
7294 (dwarf2out_note_section_used): Likewise.
7296 2008-05-27 Michael Matz <matz@suse.de>
7299 * c.opt (Wenum-compare): New warning option.
7300 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
7302 2008-05-27 Michael Matz <matz@suse.de>
7305 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
7307 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
7308 into memory as tail calls.
7310 2008-05-27 Richard Guenther <rguenther@suse.de>
7312 PR tree-optimization/36339
7313 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
7314 pointers cause all addressable variables to be call clobbered.
7316 2008-05-27 Richard Guenther <rguenther@suse.de>
7318 PR tree-optimization/36245
7319 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
7321 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7323 * config/s390/s390.md: Replace all occurences of the 'm'
7324 constraint with 'RT'.
7326 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7328 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
7330 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
7332 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
7333 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
7334 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
7336 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7338 * reload.c: (find_reloads): Skip alternatives according to the
7339 "enabled" attribute. Constify the constraint variable.
7340 * recog.c (get_attr_enabled): Add default implementation.
7341 (extract_insn): Set the alternative_enabled_p array
7342 in the recog_data struct.
7343 (preprocess_constraints, constrain_operands): Skip
7344 alternatives according to the "enabled" attribute
7345 * recog.h (struct recog_data): New field alternative_enabled_p.
7346 (skip_alternative): New inline function.
7347 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
7348 (record_reg_classes): Skip alternative according to the
7349 "enabled" attribute.
7351 * doc/md.texi: Add documention for the "enabled" attribute.
7353 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
7355 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
7356 * postreload.c (reload_cse_simplify_operands): Replace 'm'
7357 constraint with TARGET_MEM_CONSTRAINT.
7358 * recog.c (asm_operand_ok, preprocess_constraints,
7359 constrain_operands): Likewise.
7360 * regclass.c (record_reg_classes): Likewise.
7361 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
7362 * reload1.c (maybe_fix_stack_asms): Likewise.
7363 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
7364 * recog.h: Adjust comment.
7365 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
7366 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
7367 * doc/md.texi: Add a note to description of 'm' constraint.
7368 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
7370 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
7372 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
7373 that the bitfield is of integral type before testing its precision.
7375 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7376 Sa Liu <saliu@de.ibm.com>
7378 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
7379 __modti3, __udivti3, __umodti3 and __udivmodti4.
7380 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
7381 that implement TImode mul and div functions.
7382 * config/spu/multi3.c: New. Implement __multi3.
7383 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
7384 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
7387 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
7389 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
7390 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
7391 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
7392 tls_sysv_suffix): New mode and mode attribute iterators.
7393 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
7394 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
7395 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
7396 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
7397 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
7400 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
7402 PR tree-optimization/36329
7403 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
7404 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
7405 * cgraphbuild.c (initialize_inline_failed): Use the latter
7406 macro in lieu of the former.
7407 * ipa-inline.c (cgraph_mark_inline): Likewise.
7408 (cgraph_decide_inlining_of_small_function): Likewise.
7409 (cgraph_decide_inlining): Likewise.
7410 (cgraph_decide_inlining_incrementally): Likewise.
7412 2008-05-26 Tristan Gingold <gingold@adacore.com>
7413 Anatoly Sokolov <aesok@post.ru>
7415 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
7416 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
7417 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
7418 optimization for 'avr6' architecture.
7420 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
7423 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
7425 2008-05-26 Richard Guenther <rguenther@suse.de>
7427 * tree-ssa-sccvn.c (expr_has_constants): Declare.
7428 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
7430 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
7433 * caller-save.c (insert_restore): Verify alignment of spill space.
7434 (insert_save): Likewise.
7435 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
7436 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
7437 (STACK_SLOT_ALIGNMENT): Likewise.
7438 * function.c (LOCAL_ALIGNMENT): Removed.
7439 (get_stack_local_alignment): New.
7440 (assign_stack_local): Use it. Set alignment on stack slot.
7441 (assign_stack_temp_for_type): Use get_stack_local_alignment.
7442 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
7443 (STACK_SLOT_ALIGNMENT): New.
7444 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
7445 stack slot in XFmode.
7447 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
7449 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
7452 * config/i386/i386.md (allocate_stack_worker_64): Make sure
7453 argument operand in rax isn't removed.
7455 2008-05-26 Richard Guenther <rguenther@suse.de>
7458 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
7459 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
7461 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7464 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
7466 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
7468 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
7469 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
7471 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7473 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
7474 build a trampoline if we don't want one.
7475 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
7476 return zero for nested functions if we don't want a trampoline.
7478 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7480 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
7482 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
7485 * c.opt: Removed undocumented option '-lang-fortran'.
7486 * c-common.h: Removed global variable 'lang_fortran'.
7487 * c-opts.c (c_common_handle_option): Removed code to handle
7488 option '-lang-fortran'. Updated includes.
7489 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
7490 definition of '__GFORTRAN__'.
7491 (define__GNUC__): Reimplemented to use BASEVER and
7492 cpp_define_formatted.
7493 (builtin_define_with_value_n): Removed.
7494 * c-incpath.h: Renamed to ...
7495 * incpath.h: ... this.
7496 * c-incpath.c: Renamed to ...
7497 * incpath.c: ... this. Updated includes.
7498 * fix-header.c: Updated includes.
7499 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
7500 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
7501 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
7503 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
7505 * tree.h: Update the table of flags used on tree nodes.
7506 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
7507 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
7508 (FORCED_LABEL): Add access check.
7509 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
7510 (ASM_INPUT_P): Likewise.
7511 (ASM_VOLATILE_P): Likewise.
7512 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
7513 (OMP_SECTION_LAST): Access private_flag directly.
7514 (OMP_RETURN_NOWAIT): Likewise.
7515 (OMP_PARALLEL_COMBINED): Likewise.
7516 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
7517 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
7518 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
7519 deprecated_flag directly.
7521 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
7523 * final.c (frame_pointer_needed): Removed.
7524 * flags.h (frame_pointer_needed): Likewise.
7526 * function.h (rtl_data): Add frame_pointer_needed.
7527 (frame_pointer_needed): New.
7529 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
7531 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
7533 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
7535 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
7538 2008-05-25 Alan Modra <amodra@bigpond.net.au>
7540 * c-common.c (strip_array_types): Move function to..
7542 (get_inner_array_type): Delete.
7543 * c-common.h (strip_array_types): Move declaration to..
7545 (get_inner_array_type): Delete.
7546 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
7547 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
7548 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
7549 * config/pa/pa.c (emit_move_sequence): Likewise.
7551 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
7553 * config/i386/i386.md (*sse_prologue_save_insn): Set length
7556 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
7558 * function.c: Include target hook for nonlocal_goto frame value.
7560 2008-05-24 Richard Guenther <rguenther@suse.de>
7562 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
7563 variable can be only accessed through a pointer or a union.
7565 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7567 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
7568 * doc/extend.texi: Likewise.
7570 2008-05-23 DJ Delorie <dj@redhat.com>
7572 * config/m32c/jump.md (untyped_call): Add.
7574 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
7576 (m32c_address_cost): Detail costs for indirect offsets.
7578 2008-05-23 Rafael Espindola <espindola@google.com>
7580 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
7581 if a node is a SUBREG.
7582 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
7585 2008-05-23 Paul Brook <paul@codesourcery.com>
7586 Carlos O'Donell <carlos@codesourcery.com>
7588 * doc/extend.texi: Clarify use of __attribute__((naked)).
7589 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7590 * target.h (gcc_target): Add allocate_stack_slots_for_args.
7591 * function.c (use_register_for_decl): Use
7592 targetm.calls.allocate_stack_slots_for_args.
7593 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
7594 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
7595 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
7597 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
7599 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
7601 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
7603 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
7604 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
7605 is only rounded once.
7607 2008-05-23 Richard Guenther <rguenther@suse.de>
7609 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
7611 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
7612 Jakub Jelinek <jakub@redhat.com>
7615 * configure.ac: Handle --enable-cld.
7616 * configure: Regenerated.
7617 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
7618 * config/i386/i386.h (struct machine_function): Add needs_cld field.
7619 (ix86_current_function_needs_cld): New define.
7620 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
7621 (cld): New isns pattern.
7622 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
7623 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
7624 * config/i386/i386.opt (mcld): New option.
7625 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
7626 TARGET_CLD and ix86_current_function_needs_cld.
7627 (override_options): Use -mcld by default for 32-bit code if
7630 * doc/install.texi (Options specification): Document --enable-cld.
7631 * doc/invoke.texi (Machine Dependent Options)
7632 [i386 and x86-64 Options]: Add -mcld option.
7633 (Intel 386 and AMD x86-64 Options): Document -mcld option.
7635 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
7636 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
7637 (return_in_memory_64): Likewise.
7638 (return_in_memory_ms_64): Likewise.
7640 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7642 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
7643 * builtins.c (fold_builtin_fpclassify): New.
7644 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
7645 * builtins.def (BUILT_IN_FPCLASSIFY): New.
7646 * c-common.c (handle_type_generic_attribute): Adjust to accept
7647 fixed arguments before an elipsis.
7648 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
7649 * doc/extend.texi: Document __builtin_fpclassify.
7651 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
7653 * omp-low.c (gate_expand_omp_ssa): Remove.
7654 (pass_expand_omp_ssa): Remove.
7655 (gate_expand_omp): Do not check for flag_openmp_ssa.
7656 * common.opt (-fopenmp-ssa): Remove.
7657 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
7659 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
7661 * config/sh/sh.opt (mfixed-range): New option.
7662 * config/sh/sh-protos.h (sh_fix_range): Declare.
7663 * config/sh/sh.c (sh_fix_range): New function.
7664 * config/sh/sh.h (sh_fixed_range_str): Declare.
7665 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
7667 * doc/invoke.texi (SH Options): Document -mfixed-range.
7669 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
7671 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
7672 it before the redeclaration.
7674 2008-05-22 Anatoly Sokolov <aesok@post.ru>
7676 * config/avr/avr.c (get_sequence_length): Add new function.
7677 (expand_prologue, expand_epilogue): Remove duplicate code.
7679 2008-05-22 Rafael Espindola <espindola@google.com>
7681 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
7684 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
7686 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
7687 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
7689 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
7690 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
7691 (vect_update_misalignment_for_peel): Likewise.
7692 (vector_alignment_reachable_p): Likewise.
7693 * tree-vect-transform.c (vectorizable_load): Likewise.
7694 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7695 (get_vectype_for_scalar_type): Pass mode of scalar_type
7696 to UNITS_PER_SIMD_WORD.
7698 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
7699 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
7700 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7701 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7702 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7704 2008-05-22 Ira Rosen <irar@il.ibm.com>
7706 PR tree-optimization/36293
7707 * tree-vect-transform.c (vect_transform_strided_load): Don't check
7708 if the first load must be skipped because of a gap.
7710 2008-05-22 Richard Guenther <rguenther@suse.de>
7712 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
7713 more cases of offset disambiguation that is possible if
7714 strict-aliasing rules apply.
7715 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
7716 for basic offset and type-based disambiguation.
7718 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7720 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
7721 ix86_expand_vector_set on V16QImode for SSE4.1.
7723 2008-05-21 Tom Tromey <tromey@redhat.com>
7725 * c.opt (Wimport): Mark as undocumented.
7726 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
7728 (Warning Options): Likewise.
7729 * doc/cppopts.texi: Don't mention -Wimport.
7731 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
7733 PR tree-optimization/36287
7734 PR tree-optimization/36286
7735 * lambda-code.c (build_access_matrix): Do not use the loop->num
7736 for computing the number of induction variables: use the loop depth
7739 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
7742 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
7743 option -f(no-)leading-underscore.
7745 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7747 * config/i386/i386.c (ix86_expand_vector_init_general): Use
7748 GET_MODE_NUNITS (mode).
7750 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
7752 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
7753 (-mmulhw): Add 464 to description.
7754 (-mdlmzb): Likewise.
7755 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
7756 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
7758 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
7759 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
7760 * config/rs6000/rs6000.md: Update comments for 464.
7762 2008-05-21 Janis Johnson <janis187@us.ibm.com>
7764 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
7766 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7768 * config/i386/sse.md (vec_extractv4sf): Removed.
7769 (vec_extractv2df): Likewise.
7770 (vec_extractv2di): Likewise.
7771 (vec_extractv4si): Likewise.
7772 (vec_extractv8hi): Likewise.
7773 (vec_extractv16qi): Likewise.
7774 (vec_extract<mode>): New.
7776 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7778 * config/i386/sse.md (vec_setv4sf): Removed.
7779 (vec_setv2df): Likewise.
7780 (vec_setv2di): Likewise.
7781 (vec_setv4si): Likewise.
7782 (vec_setv8hi): Likewise.
7783 (vec_setv16qi): Likewise.
7784 (vec_set<mode>): New.
7786 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7788 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
7789 goto for vec_concat and vec_interleave.
7791 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
7793 * config/i386/sse.md (vec_initv4sf): Removed.
7794 (vec_initv2df): Likewise.
7795 (vec_initv2di): Likewise.
7796 (vec_initv4si): Likewise.
7797 (vec_initv8hi): Likewise.
7798 (vec_initv16qi): Likewise.
7799 (vec_init<mode>): New.
7801 2008-05-21 Joseph Myers <joseph@codesourcery.com>
7803 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
7805 2008-05-21 Tom Tromey <tromey@redhat.com>
7807 * ggc-zone.c (lookup_page_table_if_allocated): New function.
7808 (zone_find_object_offset): Likewise.
7809 (gt_ggc_m_S): Likewise.
7810 (highest_bit): Likewise.
7811 * ggc-page.c (gt_ggc_m_S): New function.
7812 * stringpool.c (string_stack): Remove.
7813 (init_stringpool): Update.
7814 (ggc_alloc_string): Use ggc_alloc.
7815 (maybe_delete_ident): New function.
7816 (ggc_purge_stringpool): Likewise.
7817 (gt_ggc_m_S): Remove.
7818 * ggc-common.c (ggc_protect_identifiers): New global.
7819 (ggc_mark_roots): Call ggc_purge_stringpool. Use
7820 ggc_protect_identifiers.
7821 * ggc.h (ggc_protect_identifiers): Declare.
7822 (gt_ggc_m_S): Update.
7823 (ggc_purge_stringpool): Declare.
7824 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
7825 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
7827 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
7829 2008-05-21 David S. Miller <davem@davemloft.net>
7831 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
7834 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
7836 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
7839 2008-05-20 David Daney <ddaney@avtrex.com>
7841 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
7842 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
7843 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
7844 UNSPEC_UPDATE_GOT_VERSION): Renumber.
7845 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
7846 (atomic_hiqi_op): New define_code_iterator.
7847 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
7848 mips_expand_compare_and_swap_12.
7849 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
7850 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
7851 (sync_<optab><mode>, sync_old_<optab><mode>,
7852 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7853 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
7854 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
7855 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
7856 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
7857 (test_and_set_12): New insn.
7858 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
7859 sync_new_<optab><mode>, sync_old_nand<mode>,
7860 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
7861 clobber to operand 0 for SI and DI mode insns.
7862 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
7863 mips_gen_fn_4): New typedefs.
7864 (mips_gen_fn_ptrs): Define new union type.
7865 (mips_expand_compare_and_swap_12): Remove declaration.
7866 (mips_expand_atomic_qihi): Declare function.
7867 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
7868 (mips_expand_atomic_qihi): ... this. Use new generator function
7870 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
7871 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
7872 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
7873 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
7874 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
7875 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
7876 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
7877 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
7878 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
7879 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
7882 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
7884 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
7887 2008-05-20 Anatoly Sokolov <aesok@post.ru>
7889 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
7890 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
7891 (avr_attribute_table): Add 'OS_main' function attribute.
7892 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
7893 functions with 'OS_main' attribute.
7895 2008-05-20 Richard Guenther <rguenther@suse.de>
7897 PR tree-optimization/35204
7898 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
7899 helper, split out from ...
7900 (DFS): ... here. Make the DFS walk non-recursive.
7902 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
7903 Jan Sjodin <jan.sjodin@amd.com>
7905 PR tree-optimization/36181
7906 * tree-parloops.c (loop_has_vector_phi_nodes): New.
7907 (parallelize_loops): Don't parallelize when the loop has vector
7910 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7911 Sebastian Pop <sebastian.pop@amd.com>
7913 * tree-loop-linear.c (gather_interchange_stats): Look in the access
7914 matrix, and never look at the tree representation of the memory
7916 (linear_transform_loops): Computes parameters and access matrices.
7917 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
7919 (access_matrix_get_index_for_parameter): New.
7920 * tree-data-ref.h (struct access_matrix): New.
7921 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
7922 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
7923 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
7924 am_vector_index_for_loop): New.
7925 (struct data_reference): Add field access_matrix.
7926 (DR_ACCESS_MATRIX): New.
7927 (compute_data_dependences_for_loop): Update declaration.
7928 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
7929 * lambda.h (lambda_vector_vec_p): Declared.
7930 * lambda-code.c: Depend on pointer-set.h.
7931 (lambda_collect_parameters_from_af, lambda_collect_parameters,
7932 av_for_af_base, av_for_af, build_access_matrix,
7933 lambda_compute_access_matrices): New.
7934 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
7936 2008-05-20 Joseph Myers <joseph@codesourcery.com>
7938 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
7941 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7942 Sebastian Pop <sebastian.pop@amd.com>
7944 PR tree-optimization/36206
7945 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
7947 (instantiate_scev_1): Rename flags to fold_conversions.
7948 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
7949 outeside instantiation_loop.
7950 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
7951 (evolution_function_is_affine_or_constant_p): Removed.
7952 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
7954 (analyze_siv_subscript): Pass in the loop nest number.
7955 Call evolution_function_is_affine_in_loop instead of
7956 evolution_function_is_affine_p.
7957 (analyze_overlapping_iterations): Pass in the loop nest number.
7959 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
7960 Sebastian Pop <sebastian.pop@amd.com>
7962 PR tree-optimization/36206
7963 * tree-chrec.h (chrec_fold_op): New.
7964 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
7967 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
7969 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
7971 (remove_duplicates): Do not set inode on non-inode systems.
7974 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
7976 * config.gcc (tm_file): Update comments about relative pathnames.
7978 2008-05-20 Richard Guenther <rguenther@suse.de>
7980 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
7981 * tree-ssa-sccvn.c (process_scc): Likewise.
7982 * tree-ssa-sink.c (execute_sink_code): Likewise.
7983 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
7984 * tree-vrp.c (process_assert_insertions): Likewise.
7985 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
7986 (perform_tree_ssa_dce): Likewise.
7987 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7988 (dump_dominator_optimization_stats): Likewise.
7989 * tree-vectorizer.c (vectorize_loops): Likewise.
7991 2008-05-20 Richard Guenther <rguenther@suse.de>
7993 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
7995 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
7997 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
7998 (ix86_i386elf_return_in_memory): Likewise.
7999 (ix86_i386interix_return_in_memory): Likewise.
8000 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8001 (SUBTARGET_RETURN_IN_MEMORY): New.
8002 * config/i386/i386elf.h: Likewise.
8003 * config/i386/ptx4-i.h: Likewise.
8004 * config/i386/sol2-10.h: Likewise.
8005 * config/i386/sysv4.h: Likewise.
8006 * config/i386/vx-common.h: Likewise.
8007 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8008 * config/i386/i386.c (ix86_return_in_memory): Made static and
8009 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8010 (ix86_i386elf_return_in_memory): Removed.
8011 (ix86_i386interix_return_in_memory): Removed.
8012 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8013 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8015 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8017 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8019 2008-05-19 Xinliang David Li <davidxl@google.com>
8021 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8023 * common.opt: Ditto.
8024 * doc/invoke.texi: Ditto.
8026 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8028 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8029 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8031 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8033 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8034 sizes of operand array from 8/4 to 4/2.
8035 (ix86_expand_vector_init_general): Change size of operand array
8036 from 32 to 16. Remove op0, op1 and half_mode.
8038 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8040 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8041 (ix86_expand_vector_init_interleave): Likewise.
8042 (ix86_expand_vector_init_general): Use them. Assert
8043 word_mode == SImode when n_words == 4.
8045 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8047 * config/i386/i386.c (ix86_secondary_reload): New static function.
8048 (TARGET_SECONDARY_RELOAD): New define.
8049 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8050 * config/i386/i386.md (reload_outqi): Remove.
8052 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8055 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8056 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8057 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8058 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8059 (fold_builtin_1): Likewise.
8060 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8061 c-common.c (check_builtin_function_arguments): Handle
8062 BUILT_IN_ISINF_SIGN.
8063 * doc/extend.texi: Document __builtin_isinf_sign.
8064 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8066 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8068 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8069 EH cleanup at the end of the pass, search for those that have been
8070 turned into forwarder blocks and do the cleanup on their successor.
8072 2008-05-18 Richard Guenther <rguenther@suse.de>
8074 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8075 pointers to sizetype and vice versa.
8077 2008-05-18 Xinliang David Li <davidxl@google.com>
8079 * gcc/tree-ssa-dce.c: Coding style fix.
8080 (check_pow): Documentation comment.
8081 (check_log): Documenation comment. Coding style fix.
8082 (is_unnecessary_except_errno_call): Ditto.
8083 (gen_conditions_for_pow): Ditto.
8084 (gen_conditions_for_log): Ditto.
8085 (gen_shrink_wrap_conditions): Ditto.
8086 (shrink_wrap_one_built_in_calls): Ditto.
8087 * gcc/doc/invoke.texi: Better documentation string.
8088 * ChangeLog: Fix wrong change log entries from
8089 May 17 checkin on function call DCE.
8091 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
8093 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
8095 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8097 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
8098 * df-problems.c (simulation routines): Fixed block comment to
8099 properly say how to add forwards scanning functions.
8101 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8103 * tree-inline.c (setup_one_parameter): Remove dead code.
8105 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
8107 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
8108 a BIT_AND_EXPR only for an INTEGER_TYPE.
8110 2008-05-17 Xinliang David Li <davidxl@google.com>
8112 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
8113 (check_pow, check_log, is_unnecessary_except_errno_call): New
8114 functions to check for eliminating math functions that are pure
8115 except for setting errno.
8116 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
8117 general condition expressions for shrink-wrapping pow/log calls.
8118 (gen_shrink_wrap_conditions): Ditto.
8119 (shrink_wrap_one_built_in_call): Ditto.
8120 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
8121 (mark_operand_necessary): If debugging, output if OP is necessary.
8122 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
8124 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
8126 * gcc/common.opt: New user flag -ftree-builtin-dce.
8127 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
8129 2008-05-16 David S. Miller <davem@davemloft.net>
8131 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
8132 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8134 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
8137 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
8139 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8141 * ifcvt.c (dead_or_predicable): Rename
8142 df_simulate_one_insn_backwards to df_simulate_one_insn.
8143 * recog.c (peephole2_optimize): Ditto.
8144 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
8146 * df.h: Rename df_simulate_one_insn_backwards to
8147 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
8148 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
8149 scanning of defs and uses.
8150 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
8151 (df_simulate_one_insn_forwards): Removed.
8153 2008-05-16 Doug Kwan <dougkwan@google.com>
8155 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
8157 (real_from_string): Handle NaNs and Inf as approriate.
8159 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8161 * doc/gty.texi (Source Files Containing Type Information): Note
8162 that headers should appear first in the gtfiles list.
8164 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8166 * tree.def (COND_EXEC): Properly documented this code.
8168 2008-05-16 Diego Novillo <dnovillo@google.com>
8170 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
8171 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
8174 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8176 * tree-ssa-dse (max_stmt_uid): Removed.
8177 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
8178 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
8179 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
8180 * function.h (cfun.last_stmt_uid): New field.
8181 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
8182 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
8184 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
8185 (create_stmt_ann): Initialize the ann->uid field.
8186 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
8188 * tree-flow.h (renumber_gimple_stmt_uids): New function.
8190 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
8192 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
8193 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
8194 (init_empty_tree_cfg): Call it.
8196 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8198 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
8201 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8203 * doc/invoke.text (-fdump-tree-*-verbose): New option.
8204 * tree-dump.c (dump_options): New verbose option.
8205 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
8207 * tree-pass.h (TDF_VERBOSE): New dump flag.
8208 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
8209 (tree-flow.h): Added include.
8210 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
8212 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
8214 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
8216 From Jie Zhang <jie.zhang@analog.com>
8217 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8218 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8219 mcpu=bf561-none and mcpu=bf561-0.2.
8220 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8221 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8222 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8223 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
8224 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
8225 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
8226 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
8228 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
8229 (cputype_selected): Remove.
8230 (bfin_handle_option): Don't use cputype_selected.
8231 (override_options): When no mcpu option, enable all workarounds.
8232 Don't use bfin_workarounds.
8233 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
8235 (DEFAULT_CPU_TYPE): Don't define.
8237 2008-05-16 Richard Guenther <rguenther@suse.de>
8239 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
8240 on deletion of the last stmt.
8242 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8244 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
8245 V8HImode for SSE2 and V16QImode for SSE4.1.
8247 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8249 * cgraph.h (compute_inline_parameters): Made public.
8250 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
8251 variable_generate_summary, function_write_summary,
8252 variable_write_summary, variable_read_summary. Added generate_summary,
8253 write_summary, read_summary.
8254 * cgraphunit.c (cgraph_process_new_functions): Changed call from
8255 pass_ipa_inline.function_generate_summary, to
8256 compute_inline_parameters.
8257 * ipa-inline.c (compute_inline_parameters): Made public and added
8259 (compute_inline_parameters_for_current): New function.
8260 (pass_inline_param): Now calls compute_inline_parameters_for_current.
8261 (inline_generate_summary): Removed parameter and made to loop over
8263 (pass_ipa_inline): Updated for new IPA_PASS structure.
8264 * passes.c (execute_ipa_summary_passes): Now is called once per
8265 pass rather than once per node*pass.
8267 2008-05-15 Anatoly Sokolov <aesok@post.ru>
8269 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
8270 avr_have_mul_p, avr_asm_only_p): Remove variables.
8271 (avr_override_options): Remove initialization of removed variables.
8272 (avr_file_start): Convert removed variables to fields of
8273 'struct base_arch_s *avr_current_arch'.
8274 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
8275 (AVR_HAVE_MUL): (Ditto.).
8276 (AVR_HAVE_MOVW): (Ditto.).
8277 (AVR_HAVE_LPMX): (Ditto.).
8278 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
8279 avr_asm_only_p): Remove declaration.
8281 2008-05-15 Diego Novillo <dnovillo@google.com>
8283 * config/arm/arm.c (arm_return_in_memory): Fix return type.
8284 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
8286 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
8289 * combine.c (check_conversion): Rename back to check_promoted_subreg.
8290 Don't call record_truncated_value from here.
8291 (record_truncated_value): Turn it into a for_each_rtx callback.
8292 (record_truncated_values): New function.
8293 (combine_instructions): Call note_uses with record_truncated_values.
8294 Change name of check_conversion to check_promoted_subreg.
8296 2008-05-15 Janis Johnson <janis187@us.ibm.com>
8298 * doc/sourcebuild.texi: Document support for torture tests.
8300 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8302 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
8303 to alternative 4 of operand 2.
8305 2008-05-15 Richard Guenther <rguenther@suse.de>
8307 * tree-pass.h (current_pass): Declare.
8308 (get_pass_for_id): Likewise.
8309 * passes.c (passes_by_id, passes_by_id_size): New globals.
8310 (set_pass_for_id): New function.
8311 (get_pass_for_id): Likewise.
8312 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
8313 (execute_function_todo): Flush per function statistics.
8314 * toplev.c (compile_file): Init statistics.
8315 (general_init): Do early statistics initialization.
8316 (finalize): Finish statistics.
8317 * statistics.h (statistics_early_init): Declare.
8318 (statistics_init): Likewise.
8319 (statistics_fini): Likewise.
8320 (statistics_fini_pass): Likewise.
8321 (statistics_counter_event): Likewise.
8322 (statistics_histogram_event): Likewise.
8323 * statistics.c: New file.
8324 * Makefile.in (OBJS-common): Add statistics.o.
8325 (statistics.o): Add dependencies.
8326 * doc/invoke.texi (-fdump-statistics): Document.
8328 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
8330 (execute_pre): Use statistics_counter_event.
8331 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
8332 (substitute_and_fold): Increment it. Use statistics_counter_event.
8334 2008-05-15 Diego Novillo <dnovillo@google.com>
8336 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
8338 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
8339 * tree-ssa-alias.c (new_type_alias): Remove references to
8340 sub-variables from comment.
8341 * tree-ssa-operands.c (swap_tree_operands): Likewise.
8343 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8345 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
8346 attribute to 1 only for insertps alternative.
8348 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8350 * config/bfin/bfin.md (loadbytes): New pattern.
8351 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
8352 (bfin_init_builtins): Initialize it.
8353 (bdesc_1arg): Add it.
8355 2008-05-15 Sa Liu <saliu@de.ibm.com>
8357 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
8358 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
8359 * testsuite/lib/target-supports.exp: Add
8360 check_effective_target_fortran_integer_16.
8362 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
8364 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
8365 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
8366 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
8367 (TARGET_RETURN_IN_MEMORY): Define.
8369 2008-05-15 Richard Guenther <rguenther@suse.de>
8372 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
8373 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
8374 represent unmodifiable vars.
8376 2008-05-15 Richard Guenther <rguenther@suse.de>
8378 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
8379 INDIRECT_REF and TARGET_MEM_REF.
8380 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8383 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
8384 H.J. Lu <hongjiu.lu@intel.com>
8386 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
8387 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
8388 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
8389 insn alternatives. Add missing alternatives.
8390 (*vec_concatv2di_rex64_sse4_1): Likewise.
8391 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
8392 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
8395 2008-05-15 Richard Guenther <rguenther@suse.de>
8397 PR tree-optimization/36009
8398 PR tree-optimization/36204
8399 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
8400 (determine_invariantness_stmt): Record the loop a store is
8402 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
8405 2008-05-15 Richard Guenther <rguenther@suse.de>
8407 PR tree-optimization/34330
8408 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
8409 through the pointer will alias the SMT.
8411 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
8413 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
8415 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
8417 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
8419 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8420 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8422 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
8423 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
8424 (vashl_optab): New optab for vector/vector shifts.
8425 (vashr_optab): Ditto.
8426 (vlshr_optab): Ditto.
8427 (vrotl_optab): Ditto.
8428 (vrotr_optab): Ditto.
8429 (optab_subtype): New enum for optab_for_tree_code call.
8430 (optab_for_tree_code): Add enum optab_subtype argument.
8432 * optabs.c (optab_for_tree_code): Take an additional argument to
8433 distinguish between a vector shift by a scalar and vector shift by
8434 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
8435 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
8436 vector shift by a vector.
8437 (expand_widen_pattern_expr): Pass additional argument to
8438 optab_for_tree_code.
8440 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
8441 vrotl_optab, vrotr_optab.
8443 * expr.c (expand_expr_real_1): Update calls to
8444 optab_for_tree_code to distinguish between vector shifted by a
8445 scalar and vector shifted by a vector.
8446 * tree-vectorizer.c (supportable_widening_operation): Ditto.
8447 (supportable_narrowing_operation): Ditto.
8448 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
8449 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
8450 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
8451 (vect_create_epilog_for_reduction): Ditto.
8452 (vectorizable_reduction): Ditto.
8453 (vectorizable_operation): Ditto.
8454 (vect_strided_store_supported): Ditto.
8455 (vect_strided_load_supported): Ditto.
8456 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8457 * expmed.c (expand_shift): Ditto.
8459 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
8461 (ashr@var{m}3): Ditto.
8462 (vashl@var{m}3): Document new vector/vector shift standard name.
8463 (vashr@var{m}3): Ditto.
8464 (vlshr@var{m}3): Ditto.
8465 (vrotl@var{m}3): Ditto.
8466 (vrotr@var{m}3): Ditto.
8468 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
8469 (PPERM_INVERT): Ditto.
8470 (PPERM_REVERSE): Ditto.
8471 (PPERM_REV_INV): Ditto.
8472 (PPERM_ZERO): Ditto.
8473 (PPERM_ONES): Ditto.
8474 (PPERM_SIGN): Ditto.
8475 (PPERM_INV_SIGN): Ditto.
8476 (PPERM_SRC1): Ditto.
8477 (PPERM_SRC2): Ditto.
8479 * config/i386/sse.md (mulv2di3): Add SSE5 support.
8480 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
8481 allows a memory operand to be the value being added, and split it
8482 to improve vectorization.
8483 (sse5_pmacsdqh_mem): Ditto.
8484 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
8485 (sse5_mulv2div2di3_high): Ditto.
8486 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
8487 (vec_pack_trunc_v4si): Ditto.
8488 (vec_pack_trunc_v2di): Ditto.
8489 (sse5_pcmov_<mode>): Remove code that tried to use use
8490 andps/andnps instead of pcmov.
8491 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
8492 pmacsdqh instructions.
8493 (vec_widen_smult_lo_v4si): Ditto.
8495 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
8496 (PPERM_INVERT): Ditto.
8497 (PPERM_REVERSE): Ditto.
8498 (PPERM_REV_INV): Ditto.
8499 (PPERM_ZERO): Ditto.
8500 (PPERM_ONES): Ditto.
8501 (PPERM_SIGN): Ditto.
8502 (PPERM_INV_SIGN): Ditto.
8503 (PPERM_SRC1): Ditto.
8504 (PPERM_SRC2): Ditto.
8505 (ix86_expand_sse_movcc): Move the SSE5 test after the if
8507 (ix86_expand_int_vcond): If SSE5 generate all possible integer
8509 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
8510 says ignore whether the last reference is a memory operand.
8512 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8513 Paolo Bonzini <bonzini at gnu dot org>
8515 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
8518 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
8519 (vlshr<mode>3): Rename from vlshr<mode>3.
8520 (vashr<mode>3): Rename from vashr<mode>3.
8521 (mulv4sf3): Change the names of vector shift patterns.
8525 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
8528 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
8553 * config/spu/spu.md (v): New iterator macro to add v for vector types.
8554 (floatunssidf2_internal): Change vector/vector shift names.
8555 (floatunsdidf2_internal): Ditto.
8562 (vashl<mode>3): Rename from ashl<mode>3.
8563 (vashr<mode>3): Rename from ashr<mode>3.
8564 (vlshr<mode>3): Rename from lshr<mode>3.
8565 (vrotl<mode>3): Rename from rotl<mode>3.
8567 2008-05-14 Michael Meissner <michael.meissner@amd.com>
8570 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
8571 multiply gives the wrong value when doing widening multiplies.
8572 (vec_widen_smult_lo_v4si): Ditto.
8574 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8576 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
8577 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
8578 emit_library_call_value.
8579 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
8580 * tree.h (ECF_LIBCALL_BLOCK): Removed.
8581 * calls.c (initialize_argument_information, precompute_arguments,
8582 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
8583 (precompute_arguments): Removed flags parameter.
8584 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
8586 2008-05-14 Richard Guenther <rguenther@suse.de>
8588 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
8589 Make sure to register the store if the use is a PHI_NODE.
8591 2008-05-14 Olivier Hainque <hainque@adacore.com>
8593 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
8594 memory if the component is to be referenced in BLKmode according
8595 to get_inner_reference.
8597 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
8599 * calls.c (emit_library_call_value_1): Restore code clearing
8600 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
8602 2008-05-14 Olivier Hainque <hainque@adacore.com>
8603 Nicolas Roche <roche@adacore.com>
8605 * configure.ac: Add support for a "gcc_subdir" variable in
8606 config-lang.in, to denote a subdirectory where the language/GCC
8607 integration files are to be found.
8608 * configure: Regenerate.
8610 2008-05-14 Ira Rosen <irar@il.ibm.com>
8612 PR tree-optimization/36098
8613 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
8614 value for the first load in the group in case of a gap.
8615 (vect_build_slp_tree): Check that there are no gaps in loads.
8617 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
8619 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
8620 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
8621 expand_copysign_bit, ): Change call to emit_no_conflict_block to
8622 emit_insn and remove unneeded code to construct extra args.
8623 (emit_no_conflict_block): Removed.
8624 * optabls.h: (emit_no_conflict_block): Removed.
8625 * cse.c (cse_extended_basic_block): Remove search for
8626 REG_NO_CONFLICT note.
8627 * global.c: Removed incorrect comment added in revision 117.
8628 * expr.c (convert_move): Change call to emit_no_conflict_block to
8630 * recog.c: Change comments so that they do not mention
8632 * local_alloc.c (combine_regs): Removed last parameter.
8633 (no_conflict_p): Removed.
8634 (block_alloc): Removed note, no_conflict_combined_regno and set
8635 local vars. Removed all code to process REG_NO_CONFLICT blocks.
8636 (combine_regs): Removed already_dead and code to look for
8637 REG_NO_CONFLICT notes.
8638 * lower_subreg (remove_retval_note): Removed code to look for
8639 REG_NO_CONFLICT block.
8640 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
8641 (resolve_clobber): Remove code to process libcalls that have
8642 REG_NO_CONFLICT notes.
8643 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
8645 * combine.c (can_combine_p, distribute_notes): Removed
8646 REG_NO_CONFLICT case.
8647 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
8649 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
8650 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
8652 * reg-notes.def (NO_CONFLICT): Removed.
8654 2008-05-14 David S. Miller <davem@davemloft.net>
8656 * config/sparc/sparc.c (sparc_profile_hook): If
8657 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
8658 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
8659 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
8661 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
8663 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
8665 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
8668 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
8669 and op1 expansion before vector concat to have less live pseudos.
8671 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
8673 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8674 ix86_expand_vector_set if supported.
8676 2008-05-13 Diego Novillo <dnovillo@google.com>
8677 Kenneth Zadeck <zadeck@naturalbridge.com>
8679 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
8681 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
8682 phinodes_print_statistics, init_ssanames, fini_ssanames,
8683 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
8684 release_ssa_name, release_defs, replace_ssa_name_symbol,
8685 ssanames_print_statistics): Move ...
8686 * tree-flow.h: ... here.
8687 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
8688 Use FN instead of cfun.
8689 (make_ssa_name_fn): Rename from make_ssa_name.
8690 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
8691 * tree-flow-inline.h (make_ssa_name): Move from
8692 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
8693 * omp-low.c (expand_omp_parallel):
8694 * tree-flow-inline.h (redirect_edge_var_map_result):
8695 * tree-ssa.c (init_tree_ssa): Add argument FN.
8696 Use it instead of cfun. Update all users.
8698 2008-05-13 Tom Tromey <tromey@redhat.com>
8700 PR preprocessor/22168:
8701 * doc/cpp.texi (Top): Update menu.
8702 (Alternatives to Wrapper #ifndef): New node.
8703 (Other Directives): Document deprecation.
8704 (Obsolete Features): Remove menu.
8705 (Assertions): Merge node into Obsolete Features.
8706 (Obsolete once-only headers): Move earlier; rename to Alternatives
8708 * doc/cppopts.texi: Update.
8709 * c.opt (Wdeprecated): Enable for C and ObjC.
8710 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
8711 (C++ Dialect Options): Move -Wno-deprecated from here to...
8712 (Warning Options): ... here.
8714 2008-05-13 Richard Guenther <rguenther@suse.de>
8717 * fold-const.c (fold_sign_changed_comparison): Do not allow
8718 changes in pointer-ness.
8720 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8723 * config/sh/sh.c (sh_expand_prologue): Don't clear
8724 RTX_FRAME_RELATED_P for push insns.
8726 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
8728 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
8730 2008-05-12 Anatoly Sokolov <aesok@post.ru>
8732 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
8733 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
8734 Use 'machine->is_leaf' instead of 'leaf_func_p'.
8736 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
8738 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
8739 (*vec_concatv4sf_sse): This.
8740 (*sse2_concatv2si): Renamed to ...
8741 (*vec_concatv2si_sse2): This.
8742 (*sse1_concatv2si): Renamed to ...
8743 (*vec_concatv2si_sse): This.
8744 (*vec_concatv2di_rex): Renamed to ...
8745 (*vec_concatv2di_rex64): This.
8746 (*vec_concatv2si_sse4_1): New.
8747 (*vec_concatv2di_rex64_sse4_1): Likewise.
8749 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
8751 PR rtl-optimization/36111
8752 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
8753 that was created for swappable operands.
8755 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
8758 * Makefile.in: Substitute GNATMAKE and GNATBIND.
8759 * configure.ac: Add call to ACX_PROG_GNAT.
8761 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
8763 * optc-gen.awk: Fix comment typo.
8765 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8767 * pretty-print.c (pp_integer_with_precision): Use
8768 HOST_LONG_LONG_FORMAT.
8770 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
8772 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
8774 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
8776 * config/i386/i386.c (bdesc_ptest): Removed.
8777 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
8778 (bdesc_args): Add __builtin_ia32_ptestz128,
8779 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
8780 (ix86_init_mmx_sse_builtins): Updated.
8781 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
8782 (ix86_expand_builtin): Updated.
8784 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
8786 * tree-cfg.c (valid_fixed_convert_types_p): New function.
8787 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
8789 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
8791 * value-prof.c (interesting_stringop_to_profile): Do not
8792 return early for BUILT_IN_MEMPCPY.
8794 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
8796 * calls.c (expand_call): Don't use callgraph to increase
8797 preferred_stack_boundary.
8799 * cgraph.h (cgraph_rtl_info): Use unsigned on
8800 preferred_incoming_stack_boundary.
8802 * final.c (rest_of_clean_state): Use unsigned on
8803 preferred_stack_boundary.
8805 2008-05-09 Tom Tromey <tromey@redhat.com>
8807 PR preprocessor/22231:
8808 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
8811 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
8813 PR tree-optimization/36129
8814 * tree-ssa-ccp.c: Include value-prof.h.
8815 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
8816 built-in function was folded to a constant.
8817 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
8819 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
8820 Sebastian Pop <sebastian.pop@amd.com>
8822 * tree-scalar-evolution.c: Document instantiate_scev.
8823 (instantiate_parameters_1): Renamed instantiate_scev_1.
8824 Don't use the same loop for instantiation_loop and evolution_loop.
8825 (instantiate_scev): New.
8826 (instantiate_parameters): Moved...
8827 (resolve_mixers): Update call to instantiate_scev_1 to pass the
8828 same loop twice. Maintains the semantics for this function.
8829 * tree-scalar-evolution.h (instantiate_scev): Declare.
8830 (instantiate_parameters): ...here. Now static inline.
8831 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
8832 instead of resolve_mixers.
8834 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8836 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
8838 2008-05-09 Tomas Bily <tbily@suse.cz>
8840 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
8841 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
8842 * tree-ssa-structalias.c (get_constraint_for): Likewise.
8843 * c-common.c (c_common_truthvalue_conversion): Likewise.
8844 * tree-object-size.c (compute_object_offset): Likewise.
8845 * tree-inline.c (estimate_num_insns_1): Likewise.
8846 * varasm.c (const_hash_1, compare_constant, copy_constant)
8847 (compute_reloc_for_constant, output_addressed_constants)
8848 (initializer_constant_valid_p): Likewise.
8849 * c-omp.c (check_omp_for_incr_expr): Likewise.
8850 * gimplify.c (gimplify_expr): Likewise.
8851 * c-typeck.c (c_finish_return): Likewise.
8852 * tree-vectorizer.c (supportable_widening_operation)
8853 (supportable_narrowing_operation): Likewise.
8854 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
8855 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
8856 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8857 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
8858 (descr_info_loc): Likewise.
8859 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
8860 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
8861 (fold_unary): Likewise.
8862 * builtins.c (get_pointer_alignment): Likewise.
8863 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
8864 (instantiate_parameters_1): Likewise.
8865 * tree.c (expr_align, stabilize_reference): Likewise.
8866 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
8867 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8868 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
8869 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
8870 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
8871 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
8873 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
8874 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
8875 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8876 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
8877 (forward_propagate_comparison)
8878 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8879 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
8880 * emit-rtl.c (component_ref_for_mem_expr)
8881 (set_mem_attributes_minus_bitpos): Likewise.
8882 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8883 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
8885 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
8886 (build_function_call, pointer_diff, build_compound_expr)
8887 (c_finish_return): Likewise.
8888 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
8889 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
8891 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
8892 * expr.c (is_aligning_offset): Likewise.
8893 * tree-ssa-alias.c (is_escape_site): Likewise.
8894 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
8895 (check_all_va_list_escapes): Likewise.
8896 * tree-ssa-loop-ivopts.c (determine_base_object)
8897 (determine_common_wider_type): Likewise.
8898 * dojump.c (do_jump): Likewise.
8899 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
8900 * tree-gimple.c (is_gimple_cast): Likewise.
8901 * fold-const.c (decode_field_reference, )
8902 (fold_sign_changed_comparison, fold_unary, fold_comparison)
8903 (fold_binary): Likewise.
8904 * tree-ssa-alias-warnings.c (find_alias_site_helper)
8905 (already_warned_in_frontend_p): Likewise.
8906 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
8907 * tree.c (really_constant_p, get_unwidened): Likewise.
8908 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8909 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8910 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
8912 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
8914 (CONVERT_EXPR_P): Define.
8915 (CASE_CONVERT): Define.
8917 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8920 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
8921 (delete_unmarked_insns): When deleting a call, call
8922 delete_unreachable_blocks.
8923 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
8924 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
8926 2008-05-08 Richard Guenther <rguenther@suse.de>
8928 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
8929 (-ftree-salias): Likewise.
8930 (salias-max-implicit-fields): Remove param documentation.
8931 (salias-max-array-elements): Likewise.
8932 * tree-pass.h (pass_create_structure_vars): Remove.
8933 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
8934 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
8935 * tree-ssa-alias.c (create_structure_vars): Remove.
8936 (gate_structure_vars): Likewise.
8937 (pass_create_structure_vars): Likewise.
8938 (gate_build_alias): Likewise.
8939 (pass_build_alias): Adjust to run always and dump the function.
8940 * common.opt (ftree-salias): Hide.
8941 * passes.c (init_optimization_passes): Remove
8942 pass_create_structure_vars, adjust comment.
8943 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
8944 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
8945 * opts.c (decode_options): Do not set flag_tree_salias.
8946 (common_handle_option): Add OPT_ftree_salias to the backward
8947 compatibility section.
8949 2008-05-08 Richard Guenther <rguenther@suse.de>
8951 * tree-flow-inline.h (var_can_have_subvars): Move ...
8952 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
8953 * tree-flow.h (var_can_have_subvars): Remove.
8954 (push_fields_onto_fieldstack): Remove.
8955 (sort_fieldstack): Likewise.
8956 (struct fieldoff): Move ...
8957 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
8958 alias_set and base_for_components fields.
8959 (sort_fieldstack): Make static.
8960 (push_fields_onto_fieldstack): Likewise. Remove code that
8961 handles anything but RECORD_TYPEs. Remove alias_set and
8962 base_for_components handling.
8963 (create_variable_info_for): Adjust.
8965 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
8967 * common.opt (Wframe-larger-than=): Shorten the help message
8969 * doc/invoke.texi (Wframe-larger-than=): Add more description.
8971 2008-05-08 Rafael Espindola <espindola@google.com>
8973 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
8975 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
8976 trap and that both operands are gimple values.
8977 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
8978 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
8981 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
8983 * read-rtl.c (join_c_conditions): Return the first string if the
8984 two strings are equal.
8986 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
8988 * gensupport.h (pred_data): Add a "num_codes" field.
8989 (add_predicate_code): Declare.
8990 * gensupport.c (add_predicate_code): New function.
8991 (std_pred_table): Add an "allows_const_p" field.
8992 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
8993 Remove the (incomplete) list of such codes from the codes field.
8994 (init_predicate_table): Use add_predicate_code. Add all
8995 RTX_CONST_OBJs if allows_const_p is true.
8996 * genrecog.c (process_define_predicate): Use add_predicate_code.
8998 2008-05-08 David Daney <ddaney@avtrex.com>
8999 Richard Sandiford <rsandifo@nildram.co.uk>
9001 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9002 special case of constant zero operands.
9003 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9004 old and new values. Special case constant zero values.
9005 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9007 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9008 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9010 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9013 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9014 similar RTX_CONST_OBJ before CONST_INT.
9016 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9018 * stmt.c (expand_stack_restore): Change sa mode if needed.
9020 2008-05-08 Richard Guenther <rguenther@suse.de>
9022 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9023 return type to bool.
9024 (ix86_sol10_return_in_memory): Likewise.
9025 (ix86_i386elf_return_in_memory): Likewise.
9026 (ix86_i386interix_return_in_memory): Likewise.
9027 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9028 (ix86_sol10_return_in_memory): Likewise.
9029 (ix86_i386elf_return_in_memory): Likewise.
9030 (ix86_i386interix_return_in_memory): Likewise.
9032 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9035 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9037 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9038 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9041 2008-05-08 Richard Guenther <rguenther@suse.de>
9043 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9044 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9045 (DR_SUBVARS): Remove.
9046 * tree-dfa.c (dump_subvars_for): Remove.
9047 (debug_subvars_for): Likewise.
9048 (dump_variable): Do not dump subvars.
9049 (remove_referenced_var): Do not remove subvars.
9050 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9051 (lookup_subvars_for_var): Remove.
9052 (get_subvars_for_var): Likewise.
9053 (get_subvars_at): Likewise.
9054 (get_first_overlapping_subvar): Likewise.
9055 (overlap_subvar): Likewise.
9056 * tree-flow.h (subvar_t): Remove.
9057 (struct var_ann_d): Remove subvars field.
9058 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9059 argument. Remove special handling of SFTs.
9060 (compute_tag_properties): Likewise.
9061 (set_initial_properties): Likewise.
9062 (compute_call_clobbered): Likewise.
9063 (count_mem_refs): Likewise.
9064 (compute_memory_partitions): Likewise.
9065 (compute_flow_insensitive_aliasing): Likewise.
9066 (setup_pointers_and_addressables): Likewise.
9067 (new_type_alias): Likewise.
9068 (struct used_part): Remove.
9069 (used_portions): Likewise.
9070 (struct used_part_map): Likewise.
9071 (used_part_map_eq): Likewise.
9072 (used_part_map_hash): Likewise.
9073 (free_used_part_map): Likewise.
9074 (up_lookup): Likewise.
9075 (up_insert): Likewise.
9076 (get_or_create_used_part_for): Likewise.
9077 (create_sft): Likewise.
9078 (create_overlap_variables_for): Likewise.
9079 (find_used_portions): Likewise.
9080 (create_structure_vars): Likewise.
9081 * tree.def (STRUCT_FIELD_TAG): Remove.
9082 * tree.h (MTAG_P): Adjust.
9083 (struct tree_memory_tag): Remove base_for_components and
9084 unpartitionable flags.
9085 (struct tree_struct_field_tag): Remove.
9086 (SFT_PARENT_VAR): Likewise.
9087 (SFT_OFFSET): Likewise.
9088 (SFT_SIZE): Likewise.
9089 (SFT_NONADDRESSABLE_P): Likewise.
9090 (SFT_ALIAS_SET): Likewise.
9091 (SFT_UNPARTITIONABLE_P): Likewise.
9092 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
9093 (union tree_node): Remove sft field.
9094 * alias.c (get_alias_set): Remove special handling of SFTs.
9095 * print-tree.c (print_node): Remove handling of SFTs.
9096 * tree-dump.c (dequeue_and_dump): Likewise.
9097 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
9098 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
9099 * tree-predcom.c (set_alias_info): Do not set subvars.
9100 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
9101 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
9102 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
9103 (add_vars_for_offset): Remove.
9104 (add_virtual_operand): Remove special handling of SFTs.
9105 (add_call_clobber_ops): Likewise.
9106 (add_call_read_ops): Likewise.
9107 (get_asm_expr_operands): Likewise.
9108 (get_modify_stmt_operands): Likewise.
9109 (get_expr_operands): Likewise.
9110 (add_to_addressable_set): Likewise.
9111 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
9112 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
9113 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
9114 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
9115 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
9116 (tree_node_structure): Likewise.
9117 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
9119 (find_what_p_points_to): Likewise.
9121 2008-05-08 Sa Liu <saliu@de.ibm.com>
9123 * config/spu/spu.md: Fixed subti3 pattern.
9125 2008-05-08 Richard Guenther <rguenther@suse.de>
9128 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
9129 sure to create a representative for trailing arrays for PTA.
9131 2008-05-08 Richard Guenther <rguenther@suse.de>
9134 * fold-const.c (operand_equal_p): Two objects which types
9135 differ in pointerness are not equal.
9137 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9139 * calls.c (compute_argument_block_size): Add argument tree fndecl.
9140 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
9141 (emit_library_call_value_1): Add new variable fndecl initialized by
9142 NULL_TREE. It should be the decl type of orgfun, but this information
9143 seems not to be available here, so it uses the default calling abi.
9144 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
9145 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
9146 by TARGET_RETURN_IN_MEMORY.
9147 * config/i386/i386-interix.h: Likewise.
9148 * config/i386/i386.h: Likewise.
9149 * config/i386/i386elf.h: Likewise.
9150 * config/i386/ptx4-i.h: Likewise.
9151 * config/i386/sol2-10.h: Likewise.
9152 * config/i386/sysv4.h: Likewise.
9153 * config/i386/vx-common.h: Likewise.
9154 * config/cris/cris.h: Removed #if 0 clause.
9155 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
9156 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
9158 (ix86_sol10_return_in_memory): Likewise.
9159 (ix86_i386elf_return_in_memory): New.
9160 (ix86_i386interix_return_in_memory): New.
9161 * config/mt/mt-protos.h (mt_return_in_memory): New.
9162 * config/mt/mt.c: Likewise.
9163 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9164 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
9165 * config/bfin/bfin.h: Likewise.
9166 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
9168 * config/bfin/bfin.c: Likewise.
9169 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
9170 * config/alpha/unicosmk.h: Likewise.
9171 * config/i386/cygming.h: Likewise.
9172 * config/iq2000/iq2000.h: Likewise.
9173 * config/mips/mips.h: Likewise.
9174 * config/mn10300/mn10300.h: Likewise.
9175 * config/rs6000/rs6000.h: Likewise.
9176 * config/score/score.h: Likewise.
9177 * config/spu/spu.h: Likewise.
9178 * config/v850/v850.h: Likewise.
9179 * defaults.h: Likewise.
9180 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
9181 * expr.c (emit_block_move): Adjust use of
9182 OUTGOING_REG_PARM_STACK_SPACE.
9183 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
9184 OUTGOING_REG_PARM_STACK_SPACE.
9185 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
9187 2008-05-08 Jakub Jelinek <jakub@redhat.com>
9189 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
9190 on OMP_RETURN for OMP_FOR.
9193 * dwarf2out.c (dw_expand_expr, common_check): Removed.
9194 (fortran_common): New function.
9195 (gen_variable_die): Call fortran_common instead of common_check,
9196 adjust for it returning tree instead of rtx. Formatting.
9198 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
9202 * see.c (see_copy_insn): Copy new pure const attributes for new call.
9203 * c-decl.c (merge_decls): Ditto.
9204 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
9205 to RTL_CONST_OR_PURE_CALL_P.
9206 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
9207 Initialized DECL_LOOPING_CONST_PURE.
9208 (process_call_operands): Set tree_side_effects properly.
9209 * tree.h (TREE_READONLY_DECL_P): Removed.
9210 (DECL_IS_PURE): Renamed to DECL_PURE_P.
9211 (DECL_LOOPING_OR_CONST_P): New macro.
9212 (struct tree_function_decl): Added looping_const_or_pure_p.
9214 (ECF_LOOPING_OR_CONST_P): New macro.
9215 * rtlanal.c (pure_const_p): Removed.
9216 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
9217 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
9218 to RTL_CONST_CALL_P.
9219 * ipa-pure-const.c (pure_const_state_e): Added looping field.
9220 (check_decl, check_tree, check_call, scan_function): Initialize
9222 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
9223 (static_execute): Set looping true for recursive functions.
9224 Undo setting state to IPA_NEITHER for recursive functions.
9226 * ifcvt.c (noce_can_store_speculate_p): Changed
9227 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
9228 RTL_CONST_OR_PURE_CALL_P.
9229 * dse.c (scan_insn): Ditto.
9230 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
9231 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
9232 RTL_CONST_OR_PURE_CALL_P.
9233 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
9234 pure_call_p to RTL_CONST_CALL_P.
9235 * gimplify.c (gimplify_call_expr): Clear side effects for
9236 non-looping pure and constant calls.
9237 * calls.c (emit_call_1): Set rtl flags from ecf flags.
9238 (flags_from_decl_or_type): Set ecf flags from decl flags.
9239 (initialize_argument_information): Turn off
9240 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
9241 Change const to pure if callee_copies is true rather than just
9243 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
9244 way of marking pure calls.
9245 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
9246 Remove hack that was supposed to fix pr7335 and remove old
9247 way of marking pure calls.
9248 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
9249 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
9250 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
9251 RTL_CONST_OR_PURE_CALL_P.
9252 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
9253 * loop-invariant.c (find_exits, find_invariant_bb): Changed
9254 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
9255 * sched-deps.c (schedule_analyze): Ditto.
9256 * rtl.h (struct rtx_def): Use call field, unchanging field, and
9257 return_val field of calls to represent pure and const function info.
9258 (CONST_OR_PURE_CALL_P): Deleted macro.
9259 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9260 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
9261 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
9263 * tree-optimize.c (execute_fixup_cfg): Added test for
9264 ECF_LOOPING_CONST_OR_PURE.
9265 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
9267 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
9268 effects for looping pure or const calls.
9269 (verify_gimple_expr): Added verification code.
9270 * config/alpha/alpha.c (alpha_legitimize_address,
9271 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
9273 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
9274 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
9275 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
9276 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
9277 RTL_CONST_OR_PURE_CALL_P.
9278 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
9279 and const calls to be deleted.
9281 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9284 * config/i386/mmx.md (mmx_subv2sf3): New expander.
9285 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
9286 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
9287 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9288 to handle nonimmediate operands.
9289 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
9290 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
9291 to handle nonimmediate operands.
9292 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
9293 (mmx_pmulhrwv4hi3): New expander. Use
9294 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9295 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
9296 (sse2_umulv1siv1di3): New expander. Use
9297 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9298 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
9299 (mmx_eq<mode>3): New expander. Use
9300 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9301 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
9302 (mmx_uavgv8qi3): New expander. Use
9303 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9304 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
9305 (mmx_uavgv4hi3): New expander. Use
9306 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9308 * config/i386/sse.md
9309 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
9310 to handle nonimmediate operands.
9311 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
9312 to handle nonimmediate operands.
9313 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
9314 to handle nonimmediate operands.
9315 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
9316 to handle nonimmediate operands.
9317 (sse2_unpckhpd_exp): New expander. Use
9318 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9319 (sse2_unpcklpd_exp): New expander. Use
9320 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9321 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
9322 to handle nonimmediate operands.
9323 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
9324 to handle nonimmediate operands.
9325 (*sse2_<plusminus_insn><mode>3): Rename from
9326 sse2_<plusminus_insn><mode>3 insn pattern.
9327 (sse2_<plusminus_insn><mode>3): New expander. Use
9328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9329 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
9330 (sse2_umulv2siv2di3): New expander. Use
9331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9332 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
9333 (sse4_1_mulv2siv2di3): New expander. Use
9334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9335 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
9336 (sse2_pmaddwd): New expander. Use
9337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9338 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
9339 (sse2_eq<mode>3): New expander. Use
9340 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9341 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
9342 (sse4_1_eqv2di3): New expander. Use
9343 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9344 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9345 (sse2_uavgv16qi3): New expander. Use
9346 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9347 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
9348 (sse2_uavgv16qi3): New expander. Use
9349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9350 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
9351 (sse2_uavgv8hi3): New expander. Use
9352 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9353 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
9354 (ssse3_pmulhrswv8hi3): New expander. Use
9355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9356 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
9357 (ssse3_pmulhrswv4hi3): New expander. Use
9358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9360 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
9361 (<sse>_vmmul<mode>3): Ditto.
9362 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
9364 (ssse3_pmaddubsw128): Use register_operand for operand 1.
9365 (ssse3_pmaddubsw): Ditto.
9367 * config/i386/i386.c (struct_builtin_description)
9368 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
9369 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
9370 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
9371 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
9372 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
9373 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
9374 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
9375 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
9376 (ix86_fixup_binary_operands): Assert that src1
9377 and src2 must have the same mode when swapped.
9378 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
9379 and ix86_binary_operator_ok. Do not force operands in registers
9382 2008-05-07 Jan Hubicka <jh@suse.cz>
9384 * cgraph.c (dump_cgraph_node): Update.
9385 * cgraph.h (cgraph_local_info): Break out inline summary.
9386 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
9388 * ipa-inline (inline_summary): New accestor function.
9389 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
9390 cgraph_decide_inlining, compute_inline_parameters): Update.
9391 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
9393 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
9395 Cleanup ColdFire scheduling support and add V4 pipeline model.
9397 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
9398 (define_attr cpu): Add cfv4 value.
9399 (define_attr type, define_attr type1): Merge into a single 'type'
9400 attribute. Update all uses.
9401 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
9402 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
9404 (define_attr opx_mem, define_attr opy_mem): Remove.
9405 (define_attr op_mem): Clean up, update comment.
9406 (define_attr size): Use specific values instead of general int.
9407 (define_attr guess, define_attr split): Remove. Update all uses.
9408 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
9409 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
9410 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
9411 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
9412 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
9413 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
9414 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
9415 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
9416 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
9417 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
9418 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
9419 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
9420 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
9421 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
9422 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
9423 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
9424 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
9425 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
9426 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
9427 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
9428 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
9429 Update or set attributes.
9430 (stack_tie): New fake instruction.
9432 * config/m68k/m68k.h (TUNE_CFV4): New macro.
9433 (m68k_sched_attr_size): Update declaration.
9434 (m68k_sched_attr_type2): Remove.
9435 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
9436 Declare new bypass predicates.
9438 * config/m68k/m68k.c (m68k_sched_issue_rate,
9439 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
9441 (TARGET_SCHED_ISSUE_RATE,
9442 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
9443 (override_options): Handle scheduling for ColdFire V4 core.
9444 (m68k_expand_prologue): Emit stack_tie.
9445 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
9446 'OP_TYPE_FPN'. Update all uses.
9447 (sched_guess_p): Remove.
9448 (sched_address_type): Handle symbolic addresses.
9449 (sched_get_operand): New static function.
9450 (sched_operand_type): Merge into sched_attr_op_type.
9451 (sched_attr_op_type): Handle FP registers, handle quick constants,
9453 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
9454 (m68k_sched_attr_size): Update. Move logic to ...
9455 (sched_get_attr_size_int): New static function.
9456 (sched_get_opxy_mem_type): New static function.
9457 (m68k_sched_attr_op_mem): Update.
9458 (m68k_sched_attr_type2): Remove.
9459 (sched_cfv4_bypass_data): New static variable.
9460 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
9461 (m68k_sched_issue_rate): Implement scheduler hook.
9462 (struct _sched_ib: enabled_p): New field.
9463 (m68k_sched_variable_issue): Update. Handle V4.
9464 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
9465 sched_dump_class_func_t, sched_dump_split_class,
9466 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
9467 sched_dump_dfa_class, m68k_sched_dump): Remove.
9468 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
9470 (m68k_sched_init_global): Remove statisctics dumping, introduce
9471 sanity check that all instructions have pipeline reservations. Handle
9473 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9474 Handle ColdFire V4 core.
9475 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
9476 New static functions.
9477 (m68k_sched_address_bypass_p): New bypass predicate.
9478 (sched_get_indexed_address_scale): New static function.
9479 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
9481 * cf.md: Update comments.
9482 (define_attr type2): Remove. Use 'type' attribute instead.
9484 (cf_ib): Rename to cfv123_ib. Update all uses.
9485 (cf_oep): Rename to cfv123_oep. Update all uses.
9486 (cf_chr): Rename to cfv123_chr. Update all uses.
9487 (cf_mem): Rename to cfv123_mem. Update all uses.
9488 (cf_mac): Move to more appropriate place.
9489 (cfv123_guess): New automaton and cpu_unit.
9490 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
9491 Update uses of 'size' attribute. Handle before reload scheduling.
9492 (cfv123_guess): New dummy reservation for unhandled instructions.
9493 (cfv4_*): Pipeline description of ColdFire V4 core.
9494 (ignore): New reservation to handle 'ignore' type.
9496 2008-05-07 Ian Lance Taylor <iant@google.com>
9499 * gimplify.c (find_single_pointer_decl_1): Don't look through
9501 (find_single_pointer_decl): Adjust comments.
9503 2008-05-07 Jakub Jelinek <jakub@redhat.com>
9506 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
9507 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
9510 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
9511 integral type rather than floating point, then VIEW_CONVERT_EXPR
9512 to the floating point type.
9514 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
9516 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
9517 TFmode op0 to register.
9519 2008-05-07 Alan Modra <amodra@bigpond.net.au>
9521 * c-decl.c (grokdeclarator): Comment typo.
9523 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
9525 * tree-flow.h: Remove prototype for computed_goto_p.
9526 * tree-cfg.c (computed_goto_p): Make static.
9528 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
9531 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
9532 (contains_aligned_value_p): This. Handle _Decimal128.
9533 (ix86_function_arg_boundary): Only align _Decimal128 to its
9534 natural boundary and handle it properly.
9536 2008-05-06 Martin Jambor <mjambor@suse.cz>
9538 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
9539 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
9540 (ipcp_method_set_orig_node): Removed.
9541 (ipcp_cval_get_cvalue_type): Removed.
9542 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
9543 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
9544 (ipcp_cval_set_cvalue_type): Removed.
9545 (ipcp_cval_get_cvalue): Removed.
9546 (ipcp_cval_set_cvalue): Removed.
9547 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
9548 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
9549 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
9550 (ipcp_cval_meet): Renamed to ipa_lattice_meet
9551 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
9552 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
9553 (ipcp_get_ith_lattice): Changed parameters.
9554 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
9555 (ipcp_lattice_from_jfunc): Changed parameters.
9556 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
9557 (ipcp_method_cval_print): Added temporary variable info.
9558 (ipcp_redirect): Removed already unused local variable caller.
9559 (ipcp_redirect): New temporary variable orig_callee_info
9560 (ipcp_redirect): Removed newly unused local variable callee.
9561 (ipcp_redirect): Removed (a bit confusing) local variable type.
9562 (ipcp_insert_stage): Added local variable info.
9563 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
9565 (ipcp_formal_create): Removed.
9566 (ipcp_method_cval_set): Removed.
9567 (ipcp_propagate_stage): Renamed lattice variables.
9568 (ipcp_method_cval_set_cvalue_type): Removed.
9569 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
9570 (ipcp_print_all_lattices): Changed printed strings to refer to
9571 lattices rather than cvals.
9572 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
9573 (ipcp_propagate_const): Changed formal parameters.
9574 (build_const_val): Changed formal parameters.
9575 (ipcp_insert_stage): Removed useless variable cvalue
9576 (build_const_val): Changed formal parameters.
9577 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
9578 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
9579 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
9580 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
9581 (ipcp_print_func_profile_counts): Changed string from "method" to
9583 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
9584 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
9585 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
9586 (ipcp_structures_print): Renamed to ipcp_print_all_structures
9587 (ipcp_profile_print): Renamed to ipcp_print_profile_data
9588 (ipcp_lat_is_const): Changed parameters and made inline.
9589 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
9590 (ipcp_redirect): Renamed to ipcp_need_redirect_p
9591 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
9592 the predicate condition directly
9593 (ipcp_propagate_stage): Added local variable args. Removed local
9594 variable callee. (Both are mere code simplifications.)
9595 (ipcp_method_dont_insert_const): Renamed to
9596 ipcp_node_not_modifiable_p.
9597 (ipcp_node_not_modifiable_p): Made inline.
9598 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
9599 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
9600 (ipcp_print_all_lattices): Removed variable cvalue
9601 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
9604 2008-05-06 Olivier Hainque <hainque@adacore.com>
9606 * tree-sra.c (try_instantiate_multiple_fields): Early return
9607 if field has POINTER_TYPE.
9609 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
9611 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
9612 by using 'q' specifier for instruction.
9613 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
9615 2008-05-06 Anatoly Sokolov <aesok@post.ru>
9617 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
9618 Change mode of zero_extract from QImode to HImode.
9619 (sign bit tests peepholes): (Ditto.).
9621 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
9623 * config/i386/mmx.md: Remove double backslashes from asm templates.
9624 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
9625 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9626 to handle nonimmediate operands.
9627 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
9628 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
9629 to handle nonimmediate operands.
9630 (*mmx_<code>v2sf3_finite): New insn pattern.
9631 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
9632 (mmx_<code>v2sf3): New expander. Use
9633 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9634 (mmx_<plusminus_insn><mode>3): New expander. Use
9635 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9636 (*mmx_<plusminus_insn><mode>3): New insn pattern.
9637 (mmx_add<mode>3): Removed.
9638 (mmx_ssadd<mode>3): Ditto.
9639 (mmx_usadd<mode>3): Ditto.
9640 (mmx_sub<mode>3): Ditto.
9641 (mmx_sssub<mode>3): Ditto.
9642 (mmx_ussub<mode>3): Ditto.
9643 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
9644 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
9645 to handle nonimmediate operands.
9646 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
9648 (mmx_smulv4hi3_highpart): New expander. Use
9649 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9650 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
9652 (mmx_umulv4hi3_highpart): New expander. Use
9653 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9654 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
9655 (mmx_<code>v4hi3): New expander. Use
9656 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9657 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
9658 (mmx_<code>v8qi3): New expander. Use
9659 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9660 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
9661 (mmx_<code><mode>3): New expander. Use
9662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
9664 2008-05-05 Jan Hubicka <jh@suse.cz>
9666 PR tree-optimization/36118
9667 * passes.c (pass_init_dump_file): Fix dump header.
9669 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9672 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
9673 VCE for function decls.
9675 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9677 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
9679 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
9681 * config/i386/i386.md (sat_plusminus): New.
9682 (plusminus_insn): Likewise.
9683 (plusminus_mnemonic): Likewise.
9685 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
9686 (*<addsub><mode>3_cc_overflow): Renamed to ...
9687 (*<plusminus_insn><mode>3_cc_overflow): This.
9688 (*<addsub>si3_zext_cc_overflow): Renamed to ...
9689 (*<plusminus_insn>si3_zext_cc_overflow): This.
9691 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
9692 (<plusminus_insn><mode>3): This.
9693 (*<addsub><mode>3): Renamed to ...
9694 (*<plusminus_insn><mode>3): This.
9695 (<sse>_vm<addsub><mode>3): Renamed to ...
9696 (<sse>_vm<plusminus_insn><mode>3): This.
9697 (sse3_h<addsub>v4sf3): Renamed to ...
9698 (sse3_h<plusminus_insn>v4sf3): This.
9699 (sse3_h<addsub>v2df3): Renamed to ...
9700 (sse3_h<plusminus_insn>v2df3): This.
9701 (<plusminus_insn><mode>3): New.
9702 (*<plusminus_insn><mode>3): Likewise.
9703 (sse2_<plusminus_insn><mode>3): Likewise.
9704 (add<mode>): Removed.
9705 (*add<mode>3): Likewise.
9706 (sse2_ssadd<mode>3): Likewise.
9707 (sse2_usadd<mode>3): Likewise.
9708 (sub<mode>3): Likewise.
9709 (*sub<mode>3): Likewise.
9710 (sse2_sssub<mode>3): Likewise.
9711 (sse2_ussub<mode>3): Likewise.
9713 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
9715 * gthr-single.h: Add in required interface elements as per gthr.h.
9716 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
9717 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
9718 Generalize UNUSED macro.
9719 (__gthread_once): Add.
9720 (__gthread_key_create): Add.
9721 (__gthread_key_delete): Add.
9722 (__gthread_getspecific): Add.
9723 (__gthread_setspecific): Add.
9725 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
9727 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
9728 the same size types for the indirect reference on the rhs, then
9731 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
9733 * config/i386/i386.md
9734 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
9735 one insn template instead of template series.
9736 (*xordi_1_rex64): Ditto.
9737 (*xordi_2_rex64): Ditto.
9739 2008-05-05 Ira Rosen <irar@il.ibm.com>
9741 PR tree-optimization/36119
9742 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
9745 2008-06-04 Jan Hubicka <jh@suse.cz>
9747 tree-optimization/36100
9748 * tree-pass.h (pass_O0_always_inline): Declare.
9749 * ipa-inline.c (inline_transform): Remove dead code.
9750 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9751 pass_O0_always_inline): New.
9752 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
9754 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
9756 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
9757 mnemonic in this_param move for TARGET_64BIT.
9759 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
9761 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
9762 (*strmovsi_rex_1): Ditto.
9763 (*strsetsi_1): Ditto.
9764 (*strsetsi_rex_1): Ditto.
9766 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
9767 adddicc expanders using SWI mode iterator.
9769 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
9772 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
9775 2008-05-04 David S. Miller <davem@davemloft.net>
9777 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
9778 (sparc*-*-linux*): Use linux.h in tm_file.
9779 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
9780 compiler defaulting to 32-bit.
9781 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
9783 * config/sparc/linux.h: Remove definitions now obtained
9784 properly from linux.h
9785 * config/sparc/linux64.h: Likewise.
9786 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
9787 don't want this setting for 32-bit builds in a biarch compiler.
9788 * doc/install.texi: Add sparc-linux to list of targets
9789 supporting --enable-targets=all.
9791 2008-05-03 Andrew Pinski <pinskia@gmail.com>
9793 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
9795 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
9797 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
9798 after V4SI_FTYPE_V8HI.
9799 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
9800 case V4SI_FTYPE_V2DF.
9802 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
9804 * doc/invoke.texi (max-flow-memory-locations): Removed.
9805 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
9807 2008-05-03 Richard Guenther <rguenther@suse.de>
9810 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
9812 2008-05-02 David S. Miller <davem@davemloft.net>
9814 * config.gcc (need_64bit_hwint): Document libcpp dependency.
9816 2008-05-02 Simon Baldwin <simonb@google.com>
9819 * c-common.h (warn_array_subscript_range): Removed.
9820 * c-common.c (warn_array_subscript_range): Ditto.
9821 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
9822 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
9824 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
9826 * config/i386/i386.c (ix86_special_builtin_type): New.
9827 (bdesc_special_args): Likewise.
9828 (ix86_expand_special_args_builtin): Likewise.
9829 (ix86_init_mmx_sse_builtins): Updated.
9830 (ix86_expand_builtin): Updated.
9831 (ix86_expand_store_builtin): Removed.
9832 (ix86_expand_unop_builtin): Likewise.
9834 * config/i386/mm3dnow.h (__v2sf): Moved to ...
9835 * config/i386/mmintrin.h (__v2sf): Here.
9837 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
9839 (_mm_loadl_pi): Likewise.
9840 (_mm_storeh_pi): Replace __v2si with __v2sf.
9841 (_mm_storel_pi): Likewise.
9843 * doc/extend.texi: Correct __builtin_ia32_loadhps,
9844 __builtin_ia32_loadlps, __builtin_ia32_storehps,
9845 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
9846 __builtin_ia32_loadlpd.
9848 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
9850 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
9851 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
9852 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
9853 (ix86_init_mmx_sse_builtins): Updated.
9854 (ix86_expand_args_builtin): Likewise.
9855 (ix86_expand_builtin): Likewise.
9856 (ix86_expand_unop1_builtin): Renamed to ...
9857 (ix86_expand_unop_vec_merge_builtin): This.
9859 2008-05-01 Jan Hubicka <jh@suse.cz>
9862 * ipa-inline.c (inline_generate_summary): Make static.
9863 (inline_transform): Do not call inlining at -O0; make static.
9864 * passes.c (execute_todo): Add sanity check.
9865 (execute_one_ipa_transform_pass): Execute proper flags.
9867 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
9869 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
9870 (DECL_NONADDRESSABLE_P): Likewise.
9871 * alias.c (record_component_aliases): Fix comment.
9873 2008-05-01 Simon Baldwin <simonb@google.com>
9875 * c-common.h (warn_array_subscript_range): New function.
9876 * c-common.c (warn_array_subscript_range): Ditto.
9877 * tree-vrp.c (check_array_ref): Corrected code to agree with
9878 comment, ignoring only arrays of size 0 or size 1.
9879 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
9881 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9883 * config/i386/i386.c (ix86_builtin_type): Replace
9884 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
9885 (bdesc_args): Updated.
9886 (ix86_init_mmx_sse_builtins): Likewise.
9887 (ix86_expand_args_builtin): Likewise.
9889 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
9892 * doc/extend.texi: Correct __builtin_ia32_palignr.
9894 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9897 * config/i386/i386.c (bdesc_crc32): Removed.
9898 (ix86_expand_crc32): Likewise.
9899 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
9900 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
9901 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
9902 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
9903 UINT_FTYPE_UINT_UCHAR.
9904 (bdesc_args): Updated. Add crc32 builtins.
9905 (ix86_init_mmx_sse_builtins): Updated.
9906 (ix86_expand_args_builtin): Updated to support subreg.
9908 * doc/extend.texi: Correct __builtin_ia32_crc32di.
9910 2008-05-01 Jan Hubicka <jh@suse.cz>
9912 * tree-pass.h (opt_pass): Add IPA_PASS.
9913 (varpool_node, cgraph_node): Forward declare.
9914 (ipa_opt_pass): Define.
9915 (pass_ipa_inline): Turn into ipa_opt_pass.
9916 (pass_apply_inline): Remove.
9917 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
9918 (apply_inline): Turn into ....
9919 (inline_transform): ... this one.
9920 (inline_generate_summary): New function.
9921 (pass_apply_inline): Remove.
9922 * function.h (ipa_opt_pass): Forward declare structure; typedef;
9924 (struct function): Add ipa_transforms_to_apply.
9925 * passes.c (register_one_dump_file): Work on IPA_PASS.
9926 (init_optimization_passes): Remove pass_inline_parameters and
9928 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
9929 (execute_one_pass) ... here; apply transforms when possible.
9930 (add_ipa_transform_pass, execute_ipa_summary_asses,
9931 execute_one_ipa_transform_pass): New.
9932 (execute_ipa_pass_list): Update for IPA_PASS type.
9934 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9936 * config/i386/i386.c (ix86_builtin_type): Add
9937 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
9938 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
9939 (bdesc_args): Add SSE4a builtins.
9940 (ix86_init_mmx_sse_builtins): Updated.
9941 (ix86_expand_args_builtin): Likewise.
9942 (ix86_expand_builtin): Likewise.
9944 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
9946 * config/i386/i386.c (ix86_builtin_type): Add
9947 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
9948 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
9949 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
9950 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
9951 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
9952 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
9953 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
9954 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
9955 and DI_FTYPE_DI_DI_INT.
9956 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
9957 (ix86_init_mmx_sse_builtins): Updated.
9958 (ix86_expand_args_builtin): Likewise.
9959 (ix86_expand_builtin): Likewise.
9960 (ix86_expand_binop_imm_builtin): Removed.
9962 * doc/extend.texi: Correct __builtin_ia32_palignr128.
9964 2008-04-30 Richard Guenther <rguenther@suse.de>
9966 PR tree-optimization/32921
9967 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
9969 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
9971 * config/arm/arm.c (arm_unwind_emit): Use
9972 crtl->all_throwers_are_sibcalls instead of
9973 cfun->all_throwers_are_sibcalls.
9974 (arm_output_fn_unwind): Likewise.
9975 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
9976 instead of cfun->uses_pic_offset_table.
9977 (frv_expand_prologue): Likewise.
9978 (frv_frame_pointer_required): Likewise.
9979 (frv_expand_fdpic_call): Likewise.
9980 (frv_emit_movsi): Likewise.
9981 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
9982 cfun->returns_pcc_struct instead of
9983 current_function_returns_pcc_struct.
9984 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
9985 instead of cfun->calls_eh_return.
9986 (m32c_pushm_popm): Likewise.
9987 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
9988 "extern" declaration.
9990 2008-04-30 Richard Guenther <rguenther@suse.de>
9992 PR tree-optimization/21636
9993 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
9995 (evaluate_stmt): Print the likely value.
9996 (ccp_visit_stmt): Avoid excessive vertical spacing.
9998 2008-04-30 Rafael Espindola <espindola@google.com>
10000 * builtins.c (fold_call_expr): Return realret.
10001 * tree-ssa-threadedge.c
10002 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10003 __builtin_object_size.
10005 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10007 * gcc.c (wrapper_string): New variable.
10008 (insert_wrapper): New function.
10009 (execute): New option -wrapper.
10010 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10012 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10014 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10015 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10016 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10018 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10019 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10020 config/rs6000/e500crtres64gprctr.asm,
10021 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10022 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10023 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10024 config/rs6000/e500crtsav64gprctr.asm,
10025 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10026 config/rs6000/e500crtsavg64gprctr.asm: New files.
10027 * config/rs6000/t-ppccomm: Add build rules for new files.
10028 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10029 * config/rs6000/t-netbsd: Add build rules for new files.
10030 (LIB2FUNCS_STATIC_EXTRA): New variable.
10031 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10032 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10033 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10035 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10037 * config/i386/i386.c (ix86_builtin_type): Add
10038 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10039 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10040 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10041 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10042 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10043 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10044 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10045 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10046 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10047 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10048 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10049 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10050 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10051 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10052 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10053 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10054 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10055 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10056 V1DI_FTYPE_V2SI_V2SI.
10057 (bdesc_2arg): Moved to ...
10058 (bdesc_args): Here.
10059 (ix86_init_mmx_sse_builtins): Updated.
10060 (ix86_expand_args_builtin): Updated. Take a pointer
10061 to const struct builtin_description. Handle comparison
10063 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10064 (ix86_expand_builtin): Updated.
10066 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10067 (ssse3_pmaddubsw128): This.
10068 (ssse3_pmaddubswv4hi3): Renamed to ...
10069 (ssse3_pmaddubsw): This.
10071 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10072 (__builtin_ia32_packssdw128): Likewise.
10073 (__builtin_ia32_packuswb128): Likewise.
10074 (__builtin_ia32_pmaddubsw): Likewise.
10075 (__builtin_ia32_pmaddubsw128): Likewise.
10077 2008-04-30 Richard Guenther <rguenther@suse.de>
10079 PR tree-optimization/14847
10080 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10081 (recognize_bits_test): Use it.
10082 (recognize_single_bit_test): Likewise.
10084 2008-04-30 Martin Jambor <mjambor@suse.cz>
10086 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10087 instead of setting number of formal parameters to zero.
10088 (ipcp_init_stage): Do not set the number of actual parameters to zero
10090 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
10091 which are called with variable number of arguments.
10092 (ipcp_insert_stage): Explicitely skipping all nodes which are
10093 called with variable number of arguments.
10094 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
10095 number of parameters.
10097 * ipa-prop.h (struct ipa_node_params): Added flag
10098 called_with_var_arguments
10099 (ipa_set_param_count): Added. Changed sole setter to use it.
10100 (ipa_get_param_count): Added. All readers of param_count
10101 converted to use it instead.
10102 (ipa_set_called_with_variable_arg): Added.
10103 (ipa_is_called_with_var_arguments): Added.
10104 (ipa_get_ith_param): Added. All readers of param_decls converted
10106 (ipa_set_cs_argument_count): Added, sole writer to argument_count
10108 (ipa_get_cs_argument_count): Added, all readers of argument_count
10110 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
10113 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
10114 (struct ipcp_lattice): Renamed cval_type to type
10115 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
10117 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
10118 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
10119 (ipcp_insert_stage): Changed the type of variable cvalue to tree
10120 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
10121 (build_const_val): Changed the type of parameter cvalue to tree
10122 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
10123 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
10125 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
10128 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
10129 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
10130 (ipa_add_method): Renamed to ipa_push_func_to_list
10131 (ipa_remove_method): Renamed to ipa_pop_func_from_list
10132 (ipa_callsite_param_count): Removed.
10133 (ipa_callsite_param_count_set): Removed.
10134 (ipa_callsite_param): Removed.
10135 (ipa_callsite_callee): Removed.
10136 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
10137 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
10138 (ipa_method_formal_count): Removed.
10139 (ipa_method_formal_count_set): Removed.
10140 (ipa_method_get_tree): Removed.
10141 (ipa_method_tree_map_create): Removed.
10142 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
10143 (ipa_create_param_decls_array): Creates the array itself
10144 (ipa_create_param_decls_array): Temporary variable info instead of
10145 a few dereferences.
10146 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
10147 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
10148 (get_type): Removed.
10149 (ipa_jf_get_info_type): Removed.
10150 (ipa_node_create): Renamed to ipa_create_node_params
10151 (ipa_free): Renamed to ipa_free_all_node_params
10152 (ipa_nodes_create): Renamed to ipa_create_all_node_params
10153 (ipa_edges_create): Renamed to ipa_create_all_edge_args
10154 (ipa_edges_free): Renamed to ipa_free_all_edge_args
10155 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
10156 (ipa_free_all_node_params): Deallocation to jump_functions moved to
10157 ipa_free_all_edge_args
10158 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
10159 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
10160 (ipa_create_methodlist_node): Removed.
10161 (ipa_methodlist_method): Removed.
10162 (ipa_methodlist_method_set): Removed.
10163 (ipa_methodlist_next_method): Removed.
10164 (ipa_methodlist_next_method_set): Removed.
10165 (ipa_method_is_modified): Removed.
10166 (ipa_method_modify_create): Removed.
10167 (ipa_method_modify_init): Temporary variable info instead of a few
10169 (ipa_detect_param_modifications): Temporary variable info instead of
10170 a few dereferences.
10171 (ipa_compute_jump_functions): Temporary variable info instead of
10172 a few dereferences.
10173 (ipa_method_modify_set): Removed.
10174 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
10175 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
10176 than craph_node as the first parameter.
10177 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
10178 (ipa_method_modify_init): Removed.
10179 (ipa_compute_jump_functions): Added a temp variable instead of
10180 repeatadly dereferencing the cgraph_edge.aux pointer
10181 (ipa_callsite_param_set_type): Removed.
10182 (ipa_compute_jump_functions): i renamed to index and moved to
10184 (ipa_callsite_param_set_info_type_formal): Removed.
10185 (ipa_callsite_param_set_info_type): Removed.
10186 (ipa_callsite_param_map_create): Removed.
10187 (ipa_callsite_tree): Removed.
10188 (ipa_callsite_caller): Removed.
10189 (ipa_pop_func_from_list): return_method removed to return_func
10191 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
10192 prefixed all values with IPA_. Changed all users.
10193 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
10194 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
10195 and FORMAL_IPATYPE IPA_PASS_THROUGH.
10196 (union parameter_info): Renamed to jump_func_value.
10197 (union jump_func_value): Renamed value to constant
10198 (struct ipa_jump_func): Renamed info_type to value
10199 (struct ipa_node): Renamed to ipa_node_params
10200 (struct ipa_node_params): Renamed ipa_arg_num to param_count
10201 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
10202 (struct ipa_node_params): Renamed ipa_mod to modified_flags
10203 (struct ipa_edge): Renamed to ipa_edge_args
10204 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
10205 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
10206 (struct ipa_methodlist): Renamed to ipa_func_list
10207 (struct ipa_func_list): method_p renamed to node, next_method
10209 (ipa_methodlist_p): Removed, switched all users to struct pointer
10210 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
10212 2008-04-30 Alan Modra <amodra@bigpond.net.au>
10214 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
10215 (rs6000_emit_epilogue): Use backchain to restore only when we
10216 have a large frame. Make use of frame pointer to restore if we
10217 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
10219 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10221 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10222 Add mode to zero_extract.
10223 (sign bit tests peepholes): (Ditto.).
10225 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
10227 * config/i386/i386.c (ix86_builtins): Replace Prescott New
10228 Instructions in comments with SSE3.
10229 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
10230 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
10231 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
10232 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
10233 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
10234 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
10235 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
10236 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
10237 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
10238 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
10239 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
10240 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
10241 (bdesc_sse_args): Renamed to ...
10242 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
10243 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
10244 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
10245 IX86_BUILTIN_FABSQ.
10246 (bdesc_1arg): Moved to ...
10247 (bdesc_args): Here.
10248 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
10249 Instructions in comments with SSE3.
10250 (ix86_expand_sse_operands_builtin): Renamed to ...
10251 (ix86_expand_args_builtin): This. Updated.
10252 (ix86_expand_unop1_builtin): Update comments.
10253 (ix86_expand_builtin): Updated.
10255 2008-04-29 Richard Guenther <rguenther@suse.de>
10257 PR tree-optimization/36078
10258 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
10259 Update virtual SSA form after cleaning up the CFG.
10261 2008-04-29 Richard Guenther <rguenther@suse.de>
10263 PR middle-end/15255
10264 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
10266 2008-04-29 Richard Guenther <rguenther@suse.de>
10268 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
10269 (compute_may_aliases): Do not call finalize_ref_all_pointers.
10270 (compute_flow_insensitive_aliasing): Do not treat
10271 PTR_IS_REF_ALL pointers special.
10272 (get_smt_for): Likewise.
10273 (may_alias_p): Re-structure.
10274 (is_escape_site): A ref-all pointer conversion is not an escape site.
10275 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
10276 PTR_IS_REF_ALL pointers special.
10277 * tree-ssa-structalias.h (struct alias_info): Remove
10278 ref_all_symbol_mem_tag field.
10279 (PTR_IS_REF_ALL): Remove.
10281 2008-04-29 Richard Guenther <rguenther@suse.de>
10283 PR middle-end/36077
10284 * fold-const.c (extract_muldiv_1): In combining division constants
10285 make sure to never overflow.
10287 2008-04-29 Nick Clifton <nickc@redhat.com>
10289 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
10291 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10294 * optc-gen.awk: Work around HP-UX/IA awk bug.
10296 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
10298 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
10301 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10304 * config/i386/i386.md
10305 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
10306 Change operand 1 predicate to nonimmediate_operand.
10308 2008-04-28 Jakub Jelinek <jakub@redhat.com>
10311 * dwarf2out.c (struct die_struct): Mark as chain_circular through
10313 * gengtype.c (walk_type, write_func_for_structure): Handle
10315 * doc/gty.texi: Document chain_circular.
10317 2008-04-28 Richard Guenther <rguenther@suse.de>
10319 PR tree-optimization/36066
10320 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
10323 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10326 * config/i386/i386.md
10327 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
10328 Use match_scratch instead of match_operand for operands 3 and 4.
10330 2008-04-27 Richard Guenther <rguenther@suse.de>
10332 PR tree-optimization/18754
10333 PR tree-optimization/34223
10334 * tree-pass.h (pass_complete_unrolli): Declare.
10335 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
10336 loop size before and after unconditionally of UL_NO_GROWTH in effect.
10337 Rewrite loop into loop closed SSA form if it is not already.
10338 (tree_unroll_loops_completely): Re-structure to iterate over
10339 innermost loops with intermediate CFG cleanups.
10340 Unroll outermost loops only if requested or the code does not grow
10342 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
10343 loops are available.
10344 (tree_vectorize): Instead do so here.
10345 (tree_complete_unroll): Also unroll outermost loops.
10346 (tree_complete_unroll_inner): New function.
10347 (gate_tree_complete_unroll_inner): Likewise.
10348 (pass_complete_unrolli): New pass.
10349 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
10350 uses outside of the loop.
10351 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
10352 form if it is available.
10353 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
10354 * passes.c (init_optimization_passes): Schedule complete inner
10355 loop unrolling pass before the first CCP pass after final inlining.
10357 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
10359 * targhooks.h (default_emutls_var_fields,
10360 default_emutls_var_init): Declare.
10361 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
10362 * target.h (struct gcc_target): Add struct emutls member.
10363 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
10364 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
10365 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
10366 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
10367 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
10368 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
10369 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
10370 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
10371 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
10372 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
10373 emit debug information.
10374 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
10375 * varasm.c: Include targhooks.h.
10376 (emutls_object_section, emutls_tmpl_section): New.
10377 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
10378 (EMUTLS_SEPARATOR): New.
10379 (prefix_name): New.
10380 (get_emutls_object_name): New.
10381 (default_emutls_var_fields): New, broken out of ...
10382 (get_emutls_object_type): ... here. Adjust to use target hooks.
10383 (get_emutls_init_templ_addr): Adjust to use target hooks.
10384 (emutls_decl): Adjust to use target hooks.
10385 (emutls_finish): Likewise.
10386 (default_emutls_var_init): New, broken out of ...
10387 (assemble_variable): ... here. Adjust to use target hooks.
10388 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
10389 SECCAT_EMUTLS_TMPL.
10390 * c-common.c (handle_section_attribute): Prevent overriding
10391 sections for emulated tls with special sections.
10392 * config/i386/i386.c (x86_64_elf_select_section): Add
10393 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
10394 (x86_64_elf_unique_section): Likewise.
10395 * config/vxworks.c: Include tree.h.
10396 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
10397 (vxworks_override_options): Set TLS scheme.
10398 * doc/tm.texi (Emulated TLS): New node.
10400 2008-04-26 Simon Baldwin <simonb@google.com>
10403 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
10404 with propagated string constants.
10406 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
10408 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
10409 constraint for operand 2 when operand 0 is memory operand.
10410 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
10411 operand 0 is memory operand.
10412 (fix_trunc<mode>_i387_with_temp): Ditto.
10413 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
10414 operand 2 when operand 1 is memory operand.
10415 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
10416 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
10417 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
10418 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10419 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
10420 operands 2,3 and 4 when operand 1 is memory operand.
10421 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
10423 (fistdi2_floor_with_temp): Ditto.
10424 (fist<mode>2_floor_with_temp): Ditto.
10425 (fistdi2_ceil_with_temp): Ditto.
10426 (fist<mode>2_ceil_with_temp): Ditto.
10427 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
10429 2008-04-26 David Daney <ddaney@avtrex.com>
10431 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
10433 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
10434 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10435 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10436 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
10437 (compare_and_swap_12): New insn.
10438 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
10439 * config/mips/mips.c (mips_force_binary): New function.
10440 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
10441 (mips_expand_compare_and_swap_12): New function.
10442 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
10444 2008-04-25 Jan Hubicka <jh@suse.cz>
10447 * cfgexpand.c (pass_expand): Turn into RTL pass.
10448 * passes.c (execute_one_pass): Do pass typechecking after execution.
10449 * tree-pass.h (pass_expand): Turn into RTL pass.
10451 * function.h (struct rtl_data): Move here fields
10452 accesses_prior_frames, calls_eh_return, saves_all_registers,
10453 has_nonlocal_goto, has_asm_statement, is_thunk,
10454 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
10455 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
10456 arg_pointer_save_area_init from struct function; turn into bool.
10457 (struct function): Move
10458 calls_eh_return, saves_all_registers, has_nonlocal_goto,
10459 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
10460 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
10461 tail_call_emit, arg_pointer_save_area_init
10462 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
10463 (current_function_returns_struct, current_function_returns_pcc_struct,
10464 current_function_calls_setjmp, current_function_calls_alloca,
10465 current_function_accesses_prior_frames,
10466 current_function_calls_eh_return, current_function_is_thunk,
10467 current_function_stdarg, current_function_profile,
10468 current_function_limit_stack, current_function_uses_pic_offset_table,
10469 current_function_uses_const_pool, current_function_has_nonlocal_label,
10470 current_function_saves_all_registers,
10471 current_function_has_nonlocal_goto,
10472 current_function_has_asm_statement): Remove accesor macros.
10473 * ra-conflict.c (global_conflicts): Update.
10474 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
10475 (suitable_for_tail_call_opt_p): Update.
10476 * builtins.c (expand_builtin_return_addr): Update.
10477 (expand_builtin_setjmp_setup): Update.
10478 (expand_builtin_nonlocal_goto): Update.
10479 * final.c (final_start_function): Update.
10480 (profile_function): Update.
10481 (leaf_function_p): Update.
10482 (only_leaf_regs_used): Update.
10483 * df-scan.c (df_get_exit_block_use_set): Update.
10484 * dojump.c (clear_pending_stack_adjust): Update.
10485 * tree-stdarg.c (gate_optimize_stdarg): Update.
10486 * gimple-low.c (lower_function_body): Update.
10487 * global.c (compute_regsets): Update.
10488 (global_alloc): Update.
10489 * dwarf2out.c (dwarf2out_begin_prologue): Update.
10490 * expr.c (expand_assignment): Update.
10491 * dse.c (dse_step0): Update.
10492 (dse_step1): Update.
10493 * c-decl.c (store_parm_decls): Update.
10494 * local-alloc.c (combine_regs): Update.
10495 (find_free_reg): Update.
10496 * function.c (assign_parms_augmented_arg_list): Update.
10497 (assign_parm_find_data_types): Update.
10498 (assign_parms): Update.
10499 (allocate_struct_function): Update.
10500 (expand_function_start): Update.
10501 (expand_function_end): Update.
10502 (get_arg_pointer_save_area): Update.
10503 (thread_prologue_and_epilogue_insns): Update.
10504 (rest_of_match_asm_constraints): Update.
10505 * stor-layout.c (variable_size): Update.
10506 * gcse.c (gcse_main): Update.
10507 (bypass_jumps): Update.
10508 * gimplify.c (gimplify_function_tree): Update.
10509 * calls.c (emit_call_1): Update.
10510 (expand_call): Update.
10511 * bt-load.c (compute_defs_uses_and_gen): Update.
10512 * except.c (sjlj_assign_call_site_values): Update.
10513 (sjlj_emit_function_enter): Update.
10514 (can_throw_external): Update.
10515 (set_nothrow_function_flags): Update.
10516 (expand_builtin_unwind_init): Update.
10517 (expand_eh_return): Update.
10518 (convert_to_eh_region_ranges): Update.
10519 (output_function_exception_table): Update.
10520 * emit-rtl.c (gen_tmp_stack_mem): Update.
10521 * cfgexpand.c (expand_used_vars): Update.
10522 (tree_expand_cfg): Update.
10523 * cfgcleanup.c (rest_of_handle_jump): Update.
10524 * explow.c (allocate_dynamic_stack_space): Update.
10525 * varasm.c (assemble_start_function): Update.
10526 (force_const_mem): Update.
10527 (mark_constant_pool): Update.
10528 * tree-optimize.c (tree_rest_of_compilation): Update.
10529 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
10530 * tree-cfg.c (notice_special_calls): Update.
10531 (is_ctrl_altering_stmt): Update.
10532 (tree_can_make_abnormal_goto): Update.
10533 (tree_purge_dead_abnormal_call_edges): Update.
10534 * config/alpha/predicates.md: Update.
10535 * config/alpha/alpha.c (alpha_sa_mask): Update.
10536 (alpha_sa_size): Update.
10537 (alpha_does_function_need_gp): Update.
10538 (alpha_expand_prologue): Update.
10539 (alpha_start_function): Update.
10540 (alpha_output_function_end_prologue): Update.
10541 (alpha_expand_epilogue): Update.
10542 * config/frv/frv.c (frv_stack_info): Update.
10543 (frv_expand_epilogue): Update.
10544 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
10545 (s390_register_info): Update.
10546 (s390_frame_info): Update.
10547 (s390_init_frame_layout): Update.
10548 (s390_can_eliminate): Update.
10549 (save_gprs): Update.
10550 * config/spu/spu.c (spu_split_immediate): Update.
10551 (need_to_save_reg): Update.
10552 (spu_expand_prologue): Update.
10553 (spu_expand_epilogue): Update.
10554 * config/sparc/sparc.md: Update.
10555 * config/sparc/sparc.c (eligible_for_return_delay): Update.
10556 (sparc_tls_got): Update.
10557 (legitimize_pic_address): Update.
10558 (sparc_emit_call_insn): Update.
10559 (sparc_expand_prologue): Update.
10560 (output_return): Update.
10561 (print_operand): Update.
10562 (sparc_function_ok_for_sibcall): Update.
10563 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
10564 * config/m32r/m32r.md: Update.
10565 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
10566 (m32r_compute_frame_size): Update.
10567 (m32r_expand_prologue): Update.
10568 (m32r_expand_epilogue): Update.
10569 (m32r_legitimize_pic_address): Update.
10570 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
10571 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10572 * config/i386/i386.c (ix86_frame_pointer_required): Update.
10573 (gen_push): Update.
10574 (ix86_save_reg): Update.
10575 (ix86_compute_frame_layout): Update.
10576 (ix86_expand_prologue): Update.
10577 (ix86_expand_epilogue): Update.
10578 * config/sh/sh.c (output_stack_adjust): Update.
10579 (calc_live_regs): Update.
10580 (sh5_schedule_saves): Update.
10581 (sh_expand_prologue): Update.
10582 (sh_expand_epilogue): Update.
10583 (sh_setup_incoming_varargs): Update.
10584 (sh_allocate_initial_value): Update.
10585 (sh_get_pr_initial_val): Update.
10586 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
10587 * config/sh/sh.md (label:): Update.
10588 * config/avr/avr.c (out_movhi_mr_r): Update.
10589 * config/crx/crx.h (enum): Update.
10590 * config/xtensa/xtensa.h (along): Update.
10591 * config/stormy16/stormy16.c Update.
10592 (xstormy16_compute_stack_layout): Update.
10593 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
10594 (fr30_expand_prologue): Update.
10595 * config/cris/cris.c (cris_conditional_register_usage): Update.
10596 (cris_reg_saved_in_regsave_area): Update.
10597 (cris_initial_frame_pointer_offset): Update.
10598 (cris_simple_epilogue): Update.
10599 (cris_expand_prologue): Update.
10600 (cris_expand_epilogue): Update.
10601 (cris_expand_pic_call_address): Update.
10602 (cris_asm_output_symbol_ref): Update.
10603 (cris_asm_output_label_ref): Update.
10604 * config/cris/cris.md Update.
10605 * config/iq2000/iq2000.c (compute_frame_size): Update.
10606 (iq2000_expand_epilogue): Update.
10607 * config/mt/mt.h (save_direction): Update.
10608 * config/mn10300/mn10300.c (mn10300_function_value): Update.
10609 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10610 (ia64_secondary_reload_class): Update.
10611 * config/m68k/m68k.c (m68k_save_reg): Update.
10612 (m68k_expand_prologue): Update.
10613 (m68k_expand_epilogue): Update.
10614 (legitimize_pic_address): Update.
10615 * config/rs6000/rs6000.c (rs6000_got_register): Update.
10616 (first_reg_to_save): Update.
10617 (first_altivec_reg_to_save): Update.
10618 (compute_vrsave_mask): Update.
10619 (compute_save_world_info): Update.
10620 (rs6000_stack_info): Update.
10621 (spe_func_has_64bit_regs_p): Update.
10622 (rs6000_ra_ever_killed): Update.
10623 (rs6000_emit_eh_reg_restore): Update.
10624 (rs6000_emit_allocate_stack): Update.
10625 (rs6000_emit_prologue): Update.
10626 (rs6000_emit_epilogue): Update.
10627 (rs6000_output_function_epilogue): Update.
10628 (output_profile_hook): Update.
10629 (rs6000_elf_declare_function_name): Update.
10630 * config/rs6000/rs6000.h (rs6000_args): Update.
10631 * config/rs6000/rs6000.md: Update.
10632 * config/mcore/mcore.c (mcore_expand_prolog): Update.
10633 * config/arc/arc.c (arc_output_function_epilogue): Update.
10634 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
10635 * config/darwin.c (machopic_function_base_name): Update.
10636 * config/score/score3.c (score3_compute_frame_size): Update.
10639 (score3_epilogue): Update.
10640 * config/score/score7.c (score7_compute_frame_size): Update.
10641 (score7_prologue): Update.
10642 (score7_epilogue): Update.
10643 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
10644 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
10645 * config/arm/arm.c (use_return_insn): Update.
10646 (require_pic_register): Update.
10647 (arm_load_pic_register): Update.
10648 (arm_compute_save_reg0_reg12_mask): Update.
10649 (arm_compute_save_reg_mask): Update.
10650 (thumb1_compute_save_reg_mask): Update.
10651 (output_return_instruction): Update.
10652 (arm_output_function_prologue): Update.
10653 (arm_output_epilogue): Update.
10654 (arm_get_frame_offsets): Update.
10655 (arm_expand_prologue): Update.
10656 (thumb_pushpop): Update.
10657 (thumb_exit): Update.
10658 (thumb1_expand_prologue): Update.
10659 (thumb1_expand_epilogue): Update.
10660 (arm_unwind_emit): Update.
10661 (arm_output_fn_unwind): Update.
10662 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
10663 * config/arm/arm.md: Update.
10664 * config/pa/pa.md: Update.
10665 * config/pa/pa.c (legitimize_pic_address): Update.
10666 (compute_frame_size): Update.
10667 (hppa_expand_prologue): Update.
10668 (hppa_expand_epilogue): Update.
10669 (borx_reg_operand): Update.
10670 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
10671 (HARD_REGNO_RENAME_OK): Update.
10672 * config/mips/mips.c (mips_global_pointer): Update.
10673 (mips_save_reg_p): Update.
10674 (mips_compute_frame_info): Update.
10675 (mips_frame_pointer_required): Update.
10676 (mips_expand_prologue): Update.
10677 (mips_expand_epilogue): Update.
10678 (mips_can_use_return_insn): Update.
10679 (mips_reorg_process_insns): Update.
10680 * config/v850/v850.c (compute_register_save_size): Update.
10681 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
10682 * config/mmix/mmix.c (along): Update.
10683 (mmix_expand_epilogue): Update.
10684 * config/bfin/bfin.c (legitimize_pic_address): Update.
10685 (must_save_p): Update.
10686 (stack_frame_needed_p): Update.
10687 (add_to_reg): Update.
10688 (bfin_expand_prologue): Update.
10689 * stmt.c (expand_asm_operands): Update.
10690 * reload1.c (reload): Update.
10691 (init_elim_table): Update.
10693 2008-04-25 Bob Wilson <bob.wilson@acm.org>
10695 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
10697 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
10699 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
10700 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
10701 (mov<mode>): Removed.
10702 (*movv4sf_internal): Likewise.
10703 (*movv2df_internal): Likewise.
10705 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
10707 * config.gcc (crx-*-elf): Remove deprecation.
10709 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
10711 * config/i386/cygming-crtend.c (register_frame_ctor): Register
10712 __gcc_deregister_frame with atexit.
10713 (deregister_frame_dtor): Remove.
10715 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
10716 Nathan Sidwell <nathan@codesourcery.com>
10718 * config/rs6000/rs6000.opt (mspe): Remove Var property.
10720 * config/rs6000/rs6000.h (rs6000_spe): Declare.
10721 (rs6000_isel): Likewise.
10722 * config/rs6000/rs6000.c (rs6000_spe): New variable.
10723 (rs6000_isel): New variable.
10724 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
10726 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10729 * c-common.c (handle_vector_size_attribute): Call
10730 lang_hooks.types.reconstruct_complex_type instead of
10731 reconstruct_complex_type.
10732 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
10733 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
10734 * langhooks.h (struct lang_hooks_for_types): Add
10735 reconstruct_complex_type hook.
10736 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
10737 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
10739 2008-04-24 Richard Guenther <rguenther@suse.de>
10741 * c-common.h (check_builtin_function_arguments): Declare.
10742 * c-common.c (validate_nargs): New function.
10743 (check_builtin_function_arguments): Likewise.
10744 * c-typeck.c (build_function_call): Call
10745 check_builtin_function_arguments.
10746 * builtins.c (fold_builtin_classify): Remove error reporting code.
10747 (fold_builtin_unordered_cmp): Likewise.
10748 (fold_builtin_1): Likewise.
10749 (fold_builtin_n): Likewise.
10751 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10753 PR tree-optimization/36008
10754 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
10755 the original op1, rather than delta by step.
10757 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
10758 Sebastian Pop <sebastian.pop@amd.com>
10760 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
10761 eliminate_local_variables_stmt, eliminate_local_variables,
10762 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
10763 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
10764 of code delimited by two edges in the CFG.
10765 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
10766 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
10767 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
10768 the case of parallelisation of reductions.
10769 (expr_invariant_in_region_p): New.
10771 * tree-flow.h (gather_blocks_in_sese_region): Declared.
10772 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
10774 2008-04-24 Ira Rosen <irar@il.ibm.com>
10775 Richard Guenther <rguenther@suse.de>
10777 PR tree-optimization/36034
10778 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
10779 incapable of dealing with loads with gaps.
10781 2008-04-24 Rafael Espindola <espindola@google.com>
10783 * tree-flow.h (vrp_evaluate_conditional): Change signature.
10784 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10785 vrp_evaluate_conditional.
10786 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
10787 (vrp_evaluate_conditional): Split the cond argument.
10788 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
10789 (simplify_stmt_for_jump_threading): Update call to
10790 vrp_evaluate_conditional.
10792 2008-04-24 Ira Rosen <irar@il.ibm.com>
10794 PR tree-optimization/35982
10795 * tree-vect-analyze.c (vect_check_interleaving): Check that the
10796 interleaved data-refs are of the same type.
10798 2008-04-24 Danny Smith <dannysmith@users.net>
10800 * c-format.c (check_format_info_main): Use strncmp rather than a
10801 magic prefix to handle multichar length specs.
10802 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
10803 Don't prefix "I64" and "I32" with '\0'.
10805 2008-04-24 Jakub Jelinek <jakub@redhat.com>
10808 * config/i386/i386.c (init_cumulative_args): Don't pass anything
10809 in registers for -m32 only if stdarg_p (fntype).
10811 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
10813 PR rtl-optimization/36006
10814 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
10815 temp to op0 in order to avoid invalid rtx sharing.
10817 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10819 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
10820 check TREE_INVARIANT.
10821 * tree-gimple.c (is_gimple_address): New.
10822 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
10823 * tree-gimple.h (is_gimple_address): New.
10824 * tree.h (decl_address_invariant_p): New.
10825 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
10826 (build_string): Likewise.
10827 (decl_address_invariant_p): New, from is_gimple_invariant_address.
10828 (tree_invariant_p_1): Likewise.
10829 (save_expr): Use it.
10830 (tree_invariant_p): New.
10831 (skip_simple_arithmetic): Use it.
10832 (stabilize_reference_1): Use it.
10833 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
10835 (build1_stat): Drop code to compute TREE_INVARIANT.
10836 (build2_stat): Drop code to compute TREE_INVARIANT.
10837 (build3_stat): Drop code to compute TREE_INVARIANT.
10838 (build4_stat): Drop code to compute TREE_INVARIANT.
10839 (build5_stat): Drop code to compute TREE_INVARIANT.
10840 (build7_stat): Drop code to compute TREE_INVARIANT.
10841 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
10842 * tree.h (struct tree_base): Remove invariant_flag.
10843 (TREE_INVARIANT): Remove.
10844 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
10845 (fold_builtin_expect): Check TREE_CONSTANT.
10846 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
10847 * c-tree.h (c_expr_to_decl): Drop third parameter.
10848 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
10849 (build_c_cast): Don't set TREE_INVARIANT.
10850 (pop_init_level): Don't set TREE_INVARIANT.
10851 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
10852 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
10854 (gimplify_init_constructor): Don't set TREE_INVARIANT.
10855 (gimplify_addr_expr): Adjust comment.
10856 * tree-mudflap.c (mf_build_string):
10857 * print-tree.c (print_node): Don't print TREE_INVARIANT.
10858 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
10859 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
10860 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
10861 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
10862 * langhooks.h (struct lang_hooks): Drop third parameter from
10865 2008-04-23 Richard Guenther <rguenther@suse.de>
10867 PR tree-optimization/27799
10868 PR tree-optimization/32921
10869 PR tree-optimization/32624
10870 * tree-ssa-structalias.c (merge_smts_into): Only merge the
10871 SMTs aliases and the tag itself into the solution.
10872 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
10873 merge the points-to solution back into the SMT aliases.
10874 (may_alias_p): Use alias_set_subset_of instead of
10875 aliases_conflict_p. A pointer which points to
10876 memory with alias set zero may access any variable.
10878 2008-04-23 Richard Guenther <rguenther@suse.de>
10880 * alias.c (alias_set_subset_of): Correctly handle asking
10881 if zero is a subset of an alias set with zero child.
10882 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
10883 (compute_flow_insensitive_aliasing): Correctly walk all
10884 pointers. Do not unnecessarily union sets.
10886 2008-04-23 Richard Guenther <rguenther@suse.de>
10888 PR middle-end/36021
10889 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
10891 2008-04-22 Tomas Bily <tbily@suse.cz>
10893 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
10895 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
10897 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
10898 * tree-ssa-structalias.c (get_constraint_for): Likewise.
10899 * tree-inline.c (estimate_num_insns_1): Likewise.
10900 * varasm.c (const_hash_1, compare_constant, copy_constant)
10901 (compute_reloc_for_constant, output_addressed_constants): Likewise.
10902 * emit-rtl.c (component_ref_for_mem_expr)
10903 (set_mem_attributes_minus_bitpos): Likewise.
10904 * expr.c (highest_pow2_factor, expand_expr_real_1, )
10905 (is_aligning_offset): Likewise.
10906 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
10907 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
10908 * dojump.c (do_jump): Likewise.
10909 * builtins.c (get_pointer_alignment, get_memory_rtx)
10910 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
10911 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
10913 2008-04-23 Jakub Jelinek <jakub@redhat.com>
10915 PR rtl-optimization/36017
10916 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
10917 expanding the library call.
10919 2008-04-22 Ian Lance Taylor <iant@google.com>
10921 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
10922 than size_in_bytes.
10924 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
10926 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
10927 of LR/CTR moves for Power6.
10929 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10931 PR middle-end/36003
10932 * passes.c (init_optimization_passes): Remove
10933 pass_fast_rtl_byte_dce.
10935 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
10938 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
10939 builtin functions to generate faster code.
10940 (_mm_cvtpu16_ps): Ditto.
10941 (_mm_cvtpi32x2_ps): Ditto.
10943 2008-04-22 Nick Clifton <nickc@redhat.com>
10945 * common.opt (ftree-loop-distribution): Add Optimization
10948 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
10949 (frv_expand_builtin_va_start): Likewise.
10951 * config/arm/arm.c (thumb_find_work_register): Fix location of
10952 argument register count.
10954 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10956 Support scheduling for ColdFire V1 and V3 microarchitecture.
10957 Improve scheduling of multiplication instructions.
10959 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
10960 (mac): New instruction attribute.
10961 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
10962 (m68k_sched_mac): New variable.
10963 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
10964 Handle cfv1 and cfv3.
10965 (max_insn_size): New static variable.
10966 (struct _sched_ib): New type.
10967 (sched_ib): New static variable.
10968 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
10969 to fields of 'struct _sched_ib sched_ib'. Update all uses.
10970 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
10972 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
10973 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
10974 new variables. Update.
10975 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10976 Add modeling of cfv3 instruction buffer. Update.
10977 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
10978 * config/m68k/m68k.h (TUNE_CFV3): New macro.
10979 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
10980 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
10981 a particular reservation applies to.
10982 (type2): Reorganize attribute values. Rename alu to alu_reg,
10983 alu_l to alu, move_l to omove. Join move to alu. Split mul
10984 to mul_l and mul_w.
10985 (cf_ib_*): Simplify description of instruction buffer.
10986 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
10987 (cf_mem): Split into cf_mem1 and cf_mem2.
10988 (cf_v2_move_??): Rename to cfv12_alu_??.
10989 (cf_v2_move_l_??): Rename to cfv12_omove_??.
10990 (cf_v2_mul_??): Remove reservations.
10991 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
10992 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
10993 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
10995 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
10996 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
10997 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
10998 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
10999 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11000 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11001 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11002 expansions of the above reservations for instructions of sizes
11005 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11007 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11009 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11011 * coverage.c: Include tree-pass.h.
11012 (coverage_counter_alloc): Print da_file_name to the dump file.
11014 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11016 * sbitmap.c (sbitmap_range_empty_p): New function.
11017 * sbitmap.h (sbitmap_range_empty_p): New function.
11018 * bitmap.h: Now includes obstack.h.
11020 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11021 Kenneth Zadeck <zadeck@naturalbridge.com>
11023 * dbgcnt.def (ra_byte_scan): Added.
11024 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11025 when the last hit happens for a counter.
11026 * timevar.def (TV_DF_BYTE_LR): New variable.
11027 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11028 * passes.c (pass_fast_rtl_byte_dce): New pass.
11029 * fwprop.c (update_df): Added mode to call df_ref_create.
11030 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11031 DF_REF_EXTRACT_OFFSET.
11032 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11033 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11035 (df_ref_extract): Added mode field.
11036 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11037 DF_REF_EXTRACT_OFFSET.
11038 (DF_REF_EXTRACT_MODE): New macro.
11039 (df_byte_lr_bb_info): New structure.
11040 (df_print_byte_regset, df_compute_accessed_bytes,
11041 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11042 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11043 df_byte_lr_simulate_uses,
11044 df_byte_lr_simulate_artificial_refs_at_top,
11045 df_byte_lr_simulate_artificial_refs_at_end,
11046 df_compute_accessed_bytes): New function.
11047 (df_ref_create): Add parameter.
11048 (df_byte_lr_get_bb_info): New inline function.
11049 * df-scan.c (df_ref_record, df_uses_record,
11050 df_ref_create_structure): Added mode parameter.
11051 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11052 df_defs_record, df_uses_record, df_get_conditional_uses,
11053 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11054 df_entry_block_defs_collect, df_exit_block_uses_collect):
11055 Added mode parameter to calls to df_ref_record, df_uses_record,
11056 df_ref_create_structure.
11057 (df_ref_equal_p, df_ref_compare): Added test for modes.
11058 (df_ref_create_structure): Added code to set mode. Renamed
11059 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11060 DF_REF_EXTRACT_OFFSET.
11061 * df-core.c (df_print_byte_regset): New function.
11062 * df-byte-scan.c: New file.
11063 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11064 calls to BITMAP_FREE.
11065 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11066 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11067 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11068 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11069 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11070 df_byte_lr_local_compute, df_byte_lr_init,
11071 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11072 df_byte_lr_transfer_function, df_byte_lr_free,
11073 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11074 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11075 df_byte_lr_simulate_uses,
11076 df_byte_lr_simulate_artificial_refs_at_top,
11077 df_byte_lr_simulate_artificial_refs_at_end): New function.
11078 * dce.c (byte_dce_process_block): New function.
11079 (dce_process_block): au is now passed in rather than computed
11080 locally. Changed loops that look at artificial defs to not look
11081 for conditional or partial ones, because there never are any.
11082 (fast_dce): Now is able to drive byte_dce_process_block or
11083 dce_process_block depending on the kind of dce being done.
11084 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11085 (rest_of_handle_fast_byte_dce): New function.
11086 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11087 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
11089 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
11092 * gcc.h: Added fortran options that take arguments to
11093 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
11096 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
11098 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
11099 scalarization if on the LHS and not a full access.
11101 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11103 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
11105 2008-04-18 Rafael Espindola <espindola@google.com>
11107 * tree-vrp.c (find_case_label_index): Fix the binary search.
11108 (find_case_label_range): New.
11109 (vrp_visit_switch_stmt): Use find_case_label_range.
11110 (simplify_switch_using_ranges): Use find_case_label_range.
11112 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
11114 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
11115 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
11117 2008-04-18 Tom Tromey <tromey@redhat.com>
11120 * doc/cpp.texi (Implementation-defined behavior): Mention
11123 2008-04-18 Ian Lance Taylor <iant@google.com>
11125 * fold-const.c (pointer_may_wrap_p): New static function.
11126 (fold_comparison): Add another test for pointer overflow. Use
11127 pointer_may_wrap_p to disable some false positives.
11129 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
11131 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
11132 (fname_as_string): Match updated cpp_interpret_string prototype.
11133 (fix_string_type): Support char16_t* and char32_t*.
11134 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
11135 derivative) nodes. Register as builtin if C++0x.
11136 (c_parse_error): Support CPP_CHAR{16,32}.
11137 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
11138 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
11139 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
11140 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
11141 CTI_CHAR32_ARRAY_TYPE>: New elements.
11142 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
11143 char32_type_node, signed_char32_type_node, char16_array_type_node,
11144 char32_array_type_node): New defines.
11145 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
11146 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
11147 (lex_string): Support CPP_STRING{16,32}, match updated
11148 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
11149 (lex_charconst): Support CPP_CHAR{16,32}.
11150 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
11151 and CPP_STRING{16,32}.
11153 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
11156 * aclocal.m4: Regenerate.
11157 * configure: Regenerate.
11159 2008-04-18 Jan Hubicka <jh@suse.cz>
11161 * except.c (dw2_size_of_call_site_table,
11162 sjlj_size_of_call_site_table): Use vector API for call_site_record.
11164 * cgraphbuild.c (build_cgraph_edges): Update.
11165 * tree-pass.h: Update comment.
11166 * final.c (leaf_function_p): Update.
11167 (leaf_renumber_regs): Update.
11168 (rest_of_clean_state): Update.
11169 * omp-low.c (expand_omp_parallel): Update.
11170 * ipa-reference.c (analyze_function): Update.
11171 * reorg.c (find_end_label): Update.
11172 (optimize_skip): Update.
11173 (fill_simple_delay_slots): Update.
11174 (fill_simple_delay_slots): Update.
11175 (make_return_insns): Update.
11176 (dbr_schedule): Update.
11177 * gimple-low.c (record_vars_into): Update.
11178 * cfgbuild.c (make_edges): Update.
11179 * function.c (assign_stack_local): Update.
11180 (assign_parm_adjust_stack_rtl): Update.
11181 (locate_and_pad_parm): Update.
11182 (allocate_struct_function): Do not initialize stack_alignment_needed
11183 and preferred_stack_boundary here.
11184 (stack_protect_prologue): Update.
11185 (stack_protect_epilogue): Update.
11186 (expand_function_start): Initialize stack_alignment_needed,
11187 preferred_stack_boundary and max_jumptable_ents.
11188 (expand_function_end): Update.
11189 (free_after_compilation): Do not NULLify epilogue_delay_list.
11190 * function.h (struct rtl_data): Add stack_protect_guard,
11191 stack_alignment_needed,
11192 preferred_stack_boundary, epilogue_delay_list.
11193 (struct function): Remove value_histograms, stack_alignment_needed,
11194 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
11196 unexpanded_var_list, stack_protect_guard.
11197 (current_function_epilogue_delay_list): Remove.
11198 * ipa-type-escape.c (analyze_function): Update.
11199 * gimplify.c (pop_gimplify_context): Update comment.
11200 * calls.c (expand_call): Update.
11201 (emit_library_call_value_1): Update.
11202 * except.c (set_nothrow_function_flags): Update.
11203 * cfgexpand.c (get_decl_align_unit): Update.
11204 (create_stack_guard): Update.
11205 (estimated_stack_frame_size): Update.
11206 (expand_used_vars): Update.
11207 (tree_expand_cfg): Free histogram earliers, init expansion variables.
11208 * explow.c (allocate_dynamic_stack_space): Update.
11209 * tree-ssa-live.c (remove_unused_locals): Update.
11210 * varasm.c (mark_constant_pool): Update.
11211 * tree-inline.c (remap_decls): Update.
11212 (initialize_cfun): Update.
11213 (declare_return_variable): Update.
11214 (inline_forbidden_p): Update.
11215 (expand_call_inline): Update.
11216 (declare_inline_vars): Update.
11217 (tree_function_versioning): Update.
11218 * tree-flow.h (value_histograms): New.
11219 (VALUE_HISTOGRAMS): New macro.
11220 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
11222 * tree-cfg.c (set_bb_for_stmt): Update.
11223 (replace_by_duplicate_decl): Update.
11224 (move_block_to_fn): Update.
11225 (new_label_mapper): Update.
11226 (dump_function_to_file): Update.
11227 * ipa-struct-reorg.c (build_data_structure): Update.
11228 * cfgrtl.c (print_rtl_with_bb): Update.
11229 * reload1.c (reload): Update.
11231 * config/i386/i386.c (setup_incoming_varargs_64,
11232 ix86_compute_frame_layout): Update.
11233 * config/arc/arc.c (arc_output_function_epilogue): Update.
11235 2008-04-18 Marius Strobl <marius@FreeBSD.org>
11237 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
11238 for FreeBSD as well.
11239 * gthr-posix95.h: Likewise.
11241 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
11243 PR rtl-optimization/35838
11244 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
11245 out the byte offset of the first subreg.
11247 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
11249 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
11250 to split_ti instead of three separate calls with single member arrays.
11251 (subti3 splitter): Ditto.
11252 (adddi3 splitter): Ditto with split_di.
11253 (subdi3 splitter): Ditto.
11254 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
11255 two separate calls with single member arrays. Swap match_dup
11256 operands 1 and 2 to better fit into the array.
11257 (negdi2 splitter): Ditto with split_di.
11258 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
11259 two separate calls with single member arrays. Swap match_dup operands
11260 6 and 7 to better fit into the array.
11262 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
11264 * config/i386/i386.c (sse_builtin_type): New.
11265 (bdesc_sse_args): Likewise.
11266 (bdesc_sse_3arg): Removed.
11267 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11268 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
11269 IX86_BUILTIN_ROUNDPS.
11270 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
11271 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
11272 IX86_BUILTIN_ROUNDPS.
11273 (ix86_expand_sse_4_operands_builtin): Removed.
11274 (ix86_expand_sse_operands_builtin): New.
11275 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
11276 and CODE_FOR_sse4_1_roundps.
11277 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
11278 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
11280 2008-04-17 Alan Modra <amodra@bigpond.net.au>
11283 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
11284 regs before frame pop when needed. If use_backchain_to_restore_sp
11285 then load backchain into a temp reg to restore vr and vrsave. Add
11286 code to restore vr after frame pop if possible.
11288 2008-04-17 Richard Guenther <rguenther@suse.de>
11290 * tree-vn.c (expressions_equal_p): Do not check type
11291 equality or compatibility before calling operand_equal_p.
11292 * fold-const.c (operand_equal_p): Check equivalence of
11293 integer constants before bailing out due to signedness or
11294 precision differences.
11295 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
11296 spurious differences in type qualification. Ignore types
11297 for COMPONENT_REFs at all.
11299 2008-04-17 Christian Bruel <christian.bruel@st.com>
11301 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
11302 msw_skip comparison.
11304 2008-04-16 Jakub Jelinek <jakub@redhat.com>
11307 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
11310 PR tree-optimization/35899
11311 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
11312 rather than TREE_OPERAND.
11314 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
11317 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
11318 temporary registers. Change operand predicate to general_operand.
11319 (remainderxf3): Ditto.
11321 2008-04-16 Richard Guenther <rguenther@suse.de>
11323 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
11324 * tree-affine.c (aff_combination_expand): Look through some
11327 2008-04-15 Doug Kwan <dougkwan@google.com>
11329 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
11331 * tree-pretty-print.c (dump_generic_node): Ditto.
11332 * final.c (output_addr_const): Ditto.
11333 * dwarf2out.c (output_cfi): Ditto.
11334 * c-pretty-print.c (pp_c_integer_constant): Ditto.
11335 * print-rtl.c (print_rtx): Ditto.
11336 * print-tree.c (print_node_brief, print_node): Ditto.
11337 * c-common.c (match_case_to_enum_1): Ditto.
11338 * sched-vis.c (print_value): Ditto.
11339 * config/i386/i386.c (print_operand): Cast to long unsigned int
11342 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
11343 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
11344 MS Windows VirtualProtect function.
11346 2008-04-15 Jan Hubicka <jh@suse.cz>
11348 * gengtype.c (write_root): Param_is argument is OK.
11349 * expr.c (expand_expr_real_1): Update call of get_exception_*.
11350 * function.h: Include varray.h
11351 (rtl_eh): New stucture based on except.c one.
11352 (call_site_record): New forward declaration and vector type.
11353 * calls.c (emit_call_1): Do not call
11354 note_current_region_may_contain_throw.
11355 * except.c (eh_status): Remove cur_region, try_region since they are
11357 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
11358 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
11359 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
11360 Remove call_site_data_used, call_site_data_size.
11361 Turn call_site_record into vector in function.h.
11362 (note_current_region_may_contain_throw): Remove.
11363 (get_exception_pointer, get_exception_filter): Do not take struct
11364 function argument; update.
11365 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
11366 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
11367 build_post_landing_pads, dw2_build_landing_pads,
11368 sjlj_assign_call_site_values, sjlj_mark_call_sites,
11369 sjlj_emit_function_enter, sjlj_emit_function_enter,
11370 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
11371 sjlj_build_landing_pads, finish_eh_generation,
11372 remove_exception_handler_label, remove_eh_handler,
11373 maybe_remove_eh_handler, add_reachable_handler,
11374 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
11375 add_action_record, collect_one_action_chain, add_call_site,
11376 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
11377 sjlj_output_call_site_table, output_function_exception_table,
11378 * except.h (note_current_region_may_contain_throw): Remove
11379 (get_exception_pointer, get_exception_filter): Do not take struct
11381 * Makefile.in (GTFILES): Put varargs before struct function.
11383 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11385 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
11386 punt for STRING_CST.
11387 (get_constraint_for): Deal with STRING_CST here instead.
11389 2008-04-15 Richard Guenther <rguenther@suse.de>
11391 * tree-ssa-propagate.c (substitute_and_fold): Substitute
11392 statements in a basic-block with a backward walk. Do not
11393 substitute into dead statements but instead remove those.
11395 2008-04-15 Richard Guenther <rguenther@suse.de>
11397 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
11398 to zero, thus disable creation of SFTs.
11400 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
11402 * tree-predcom.c (suitable_reference_p): Return false if the
11403 reference can throw.
11405 2008-04-15 Jakub Jelinek <jakub@redhat.com>
11408 * c-decl.c (finish_decl): If extern or static var has variable
11409 size, set TREE_TYPE (decl) to error_mark_node.
11411 2008-04-15 Rafael Espindola <espindola@google.com>
11413 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
11416 2008-04-15 Richard Guenther <rguenther@suse.de>
11418 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
11419 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
11420 (visit_reference_op_load): Do walk vuse-vdef chains on
11421 vn_reference_lookup.
11422 (visit_reference_op_store): But do not here.
11423 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
11424 vn_reference_lookup.
11425 (vn_lookup_with_vuses): But do so here.
11427 2008-04-14 Ian Lance Taylor <iant@google.com>
11429 * fold-const.c (fold_overflow_warning): Remove assertion.
11431 2008-04-15 Ben Elliston <bje@au.ibm.com>
11433 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
11434 temp1 local variables.
11436 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
11439 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
11440 ".text.unlikely" section as executable.
11442 2008-04-14 James E. Wilson <wilson@tuliptree.org>
11444 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11445 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
11446 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
11447 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
11448 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
11449 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
11450 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
11452 2008-04-14 Ian Lance Taylor <iant@google.com>
11454 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
11455 * fold-const.c (fold_comparison): If appropriate, test
11456 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
11457 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
11458 reassociating a pointer type.
11459 * doc/invoke.texi (Optimize Options): Document that
11460 -fstrict-overflow applies to pointer wraparound.
11462 2008-04-13 Jan Hubicka <jh@suse.cz>
11464 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
11466 2008-04-12 Andrew Pinski <pinskia@gmail.com>
11468 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
11469 we are going to "save the world".
11471 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
11473 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
11474 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
11475 operand 0 constraint, not "=".
11477 2008-04-11 James E. Wilson <wilson@tuliptree.org>
11479 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
11481 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11483 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
11484 of size of positions_needed * CHAR_BIT.
11486 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
11488 PR middle-end/35897
11489 * dse.c (store_info): Change positions_needed to unsigned
11491 (lowpart_bitmask): New.
11492 (record_store): Cast to unsigned HOST_WIDE_INT for
11493 positions_needed. Assert width <= size of positions_needed *
11494 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
11495 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
11496 lowpart_bitmask to set mask.
11498 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
11500 * config/bfin/constraints.md: New file.
11501 * config/bfin/bfin.md: Include it.
11502 (adddi3): Use satisfies_constraint functions instead of the old macros.
11503 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
11504 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
11505 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
11506 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
11507 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
11508 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
11509 EXTRA_CONSTRAINT): Delete.
11510 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
11511 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
11513 * config/bfin/bfin.c: Include "tm-constrs.h".
11514 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
11515 Use satisfies_constraint functions instead of the old macros.
11516 * doc/md.texi (Blackfin Constraints): Update file name reference.
11518 2008-04-11 Richard Guenther <rguenther@suse.de>
11520 PR tree-optimization/35869
11521 * tree-vrp.c (execute_vrp): Move switch statement update after
11522 jump threading. Schedule another cfg cleanup run.
11524 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
11527 * attribs.c (decl_attributes): Return early on errorneous node.
11529 2008-04-10 Oleg Ryjkov <olegr@google.com>
11531 * tree.h (struct tree_base): Added a new flag default_def_flag.
11532 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
11534 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
11536 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
11538 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11541 * pa.md: Define mode iterator P. Define mode attribute dwc.
11542 (dcacheflush): Update pattern to use iterator P and attribute dwc.
11543 (icacheflush): Likewise.
11544 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
11545 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
11547 2008-04-11 Ben Elliston <bje@au.ibm.com>
11549 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
11551 2008-04-10 Rafael Espindola <espindola@google.com>
11553 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
11554 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
11555 (extract_range_from_expr): The same.
11557 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11559 * config/mips/mips.md (GPR2): New mode iterator.
11560 (seq): Add comment.
11561 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
11562 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
11563 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
11564 Rewrite these to take two modes, the mode of comparison and the
11565 mode of the destination.
11566 * config/mips/mips.c (mips_expand_scc): Instead of having
11567 paradoxical subreg as destination, expand "narrowing" scc if mode
11568 of comparison is SI and target is requested in DI mode.
11569 (mips_emit_int_order_test): Update comment. Make mode of
11570 comparison match CMP0 rather than TARGET. When creating inverse
11571 target use mode of TARGET.
11573 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
11575 * gcov-dump.c (tag_summary): Only print summaries for the first
11576 GCOV_COUNTERS_SUMMABLE counters.
11578 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
11580 * config/i386/i386.md (absneg): New code iterator.
11581 (absnegprefix): New code attribute.
11582 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
11583 patterns using absneg code iterator.
11584 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
11585 using absneg code iterator.
11586 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
11587 *neg<mode>2 patterns using absneg code iterator.
11588 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11589 *negextendsfdf2 patterns using absneg code iterator.
11590 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
11591 *negextendsfxf2 patterns using absneg code iterator.
11592 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
11593 *negextendsfdf2 patterns using absneg code iterator.
11594 * config/i386/sse.md (<code><mode>2): Macroize expander from
11595 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
11597 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
11599 * config/s390/s390.h: Remove the remains of the recent search
11600 & replace action of current_function_outgoing_args_size.
11602 2008-04-10 Ira Rosen <irar@il.ibm.com>
11604 PR tree-optimization/35821
11605 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
11606 NEW_STMT_LIST is not NULL.
11608 2008-04-09 David Edelsohn <edelsohn@gnu.org>
11611 * toplev.c (process_options): Remove -ffunction-sections debugging
11614 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
11616 PR middle-end/PR28690
11617 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
11618 than gen_rtx_fmt_ee to perform more canonicalizations.
11620 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11623 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
11625 2008-04-09 Richard Guenther <rguenther@suse.de>
11627 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
11628 (dump_function_to_file): Dump function arguments with types.
11630 2008-04-08 Richard Guenther <rguenther@suse.de>
11632 * fold-const.c (fold_widened_comparison): Do not allow
11633 sign-changes that change the result.
11635 2008-04-08 Janis Johnson <janis187@us.ibm.com>
11638 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
11639 kinds of indirect references.
11641 2008-04-08 David Edelsohn <edelsohn@gnu.org>
11643 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
11644 GNU Fortran language string.
11646 2008-04-08 Rafael Espindola <espindola@google.com>
11648 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
11649 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
11650 * tree.h (tree_call_nonnegative_warnv_p): New.
11652 2008-04-08 Jan Hubicka <jh@suse.cz>
11654 * function.c (free_after_compilation): Clear out regno_reg_rtx
11657 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
11660 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
11662 PR middle-end/PR28690
11663 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
11664 same precedence as REG_POINTER and MEM_POINTER operands.
11666 2008-04-08 Richard Guenther <rguenther@suse.de>
11668 PR middle-end/35834
11669 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
11670 for adding index to base.
11672 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
11674 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
11675 (MINGW_ENABLE_EXECUTE_STACK): New.
11676 (IN_LIBGCC2): For libgcc include windows.h file for
11677 function declarations.
11679 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
11681 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
11682 and tem2 if tem1 is not a REG or MULT.
11684 2008-04-08 Jan Hubicka <jh@suse.cz>
11686 * function.h (incomming_args): Break out of struct function.
11687 (function_subsections): Break out of struct function.
11688 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
11689 return_rtx and hard_reg_initial_vals from struct function.
11690 Kill inl_max_label_num.
11691 (current_function_pops_args, current_function_args_info,
11692 current_function_args_size, current_function_args_size,
11693 current_function_pretend_args_size,
11694 current_function_outgoing_args_size,
11695 current_function_internal_arg_pointer, current_function_return_rtx):
11696 Kill compatibility accestor macros.
11697 * builtins.c (expand_builtin_apply_args_1): Update.
11698 (expand_builtin_next_arg): Update.
11699 * df-scan.c (df_get_call_refs): Update.
11700 * dbxout.c (dbxout_function_end): Update.
11701 * dwarf2out.c (dwarf2out_switch_text_section): Update.
11702 (output_line_info): Update.
11703 (secname_for_decl): Update.
11704 (dwarf2out_var_location): Update.
11705 * function.c (free_after_compilation): Update.
11706 (assign_parm_find_stack_rtl): Update.
11707 (assign_parms): Update.
11708 (expand_dummy_function_end): Update.
11709 (expand_function_end): Update.
11710 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
11711 (expand_call): Update.
11712 (emit_library_call_value_1): Update.
11713 (store_one_arg): Update.
11714 * varasm.c (initialize_cold_section_name): Update.
11715 (unlikely_text_section): Update.
11716 (unlikely_text_section_p): Update.
11717 (assemble_start_function): Update.
11718 (assemble_end_function): Update.
11719 (default_section_type_flags): Update.
11720 (switch_to_section): Update.
11721 * integrate.c (set_decl_abstract_flags): Update.
11722 (get_hard_reg_initial_val): Update.
11723 (has_hard_reg_initial_val): Update.
11724 (allocate_initial_values): Update.
11725 * resource.c (init_resource_info): Update.
11726 * config/alpha/alpha.c (NUM_ARGS): Update.
11727 (direct_return): Update.
11728 (alpha_va_start): Update.
11729 (alpha_sa_size): Update.
11730 (alpha_initial_elimination_offset): Update.
11731 (alpha_expand_prologue): Update.
11732 (alpha_start_function): Update.
11733 (alpha_expand_epilogue): Update.
11734 (unicosmk_initial_elimination_offset):
11735 * config/alpha/alpha.md (call expander): Update.
11736 * config/s390/s390.c (s390_register_info): Update.
11737 (s390_register_info): Update.
11738 (s390_frame_info): Update.
11739 (s390_initial_elimination_offset): Update.
11740 (s390_build_builtin_va_list): Update.
11741 (s390_va_start): Update.
11742 * config/spu/spu.c (direct_return): Update.
11743 (spu_expand_prologue): Update.
11744 (spu_initial_elimination_offset): Update.
11745 (spu_build_builtin_va_list): Update.
11746 (spu_va_start): Update.
11747 * config/sparc/sparc.c (sparc_init_modes): Update.
11748 (sparc_compute_frame_size): Update.
11749 (function_value): Update.
11750 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
11751 * config/i386/i386.md (return expander): Update.
11752 * config/i386/i386.c (ix86_va_start): Update.
11753 (ix86_can_use_return_insn_p): Update.
11754 (ix86_compute_frame_layout): Update.
11755 (ix86_expand_epilogue): Update.
11756 * config/sh/sh.c (output_stack_adjust): Update.
11757 (calc_live_regs): Update.
11758 (sh_expand_prologue): Update.
11759 (sh_builtin_saveregs): Update.
11760 (sh_va_start): Update.
11761 (initial_elimination_offset): Update.
11762 (sh_allocate_initial_value): Update.
11763 (sh_function_ok_for_sibcall): Update.
11764 (sh_get_pr_initial_val): Update.
11765 * config/sh/sh.md (return expander): Update.
11766 * config/avr/avr.c (frame_pointer_required_p): UPdate.
11767 * config/crx/crx.c (crx_compute_frame): UPdate.
11768 (crx_initial_elimination_offset): UPdate.
11769 * config/xtensa/xtensa.c (compute_frame_size): Update
11770 (xtensa_builtin_saveregs): Update.
11771 (xtensa_va_start): Update.
11772 (order_regs_for_local_alloc): Update.
11773 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
11774 (xstormy16_expand_builtin_va_start): Update.
11775 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
11776 * config/m68hc11/m68hc11.md (return expanders): Update.
11777 * config/m68hc11/m68hc11.c (expand_prologue): Update.
11778 (expand_epilogue): Update.
11779 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
11780 (cris_simple_epilogue): Update.
11781 (cris_expand_prologue): Update.
11782 (cris_expand_epilogue): Update.
11783 * config/iq2000/iq2000.c (iq2000_va_start): Update.
11784 (compute_frame_size): Update.
11785 * config/mt/mt.c (mt_compute_frame_size): Update.
11786 * config/mn10300/mn10300.c (expand_prologue): Update.
11787 (expand_epilogue): Update.
11788 (initial_offset): Update.
11789 (mn10300_builtin_saveregs):
11790 * config/mn10300/mn10300.md (return expander): Update.
11791 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11792 (ia64_initial_elimination_offset): Update.
11793 (ia64_initial_elimination_offset): Update.
11794 (ia64_expand_prologue): Update.
11795 * config/m68k/m68k.md (return expander): Update.
11796 * config/rs6000/rs6000.c (rs6000_va_start): Update.
11797 (rs6000_stack_info): Update.
11798 * config/mcore/mcore.c (layout_mcore_frame): Update.
11799 (mcore_expand_prolog): Update.
11800 * config/arc/arc.c (arc_compute_frame_size): Update.
11801 * config/score/score3.c (score3_compute_frame_size): Update.
11802 * config/score/score7.c (score7_compute_frame_size): Update.
11803 * config/arm/arm.c (use_return_insn): Update.
11804 (thumb_find_work_register): Update.
11805 (arm_compute_save_reg_mask): Update.
11806 (arm_output_function_prologue): Update.
11807 (arm_output_epilogue): Update.
11808 (arm_size_return_regs): Update.
11809 (arm_get_frame_offsets): Update.
11810 (arm_expand_prologue): Update.
11811 (thumb_exit): Update.
11812 (thumb_unexpanded_epilogue): Update.
11813 (thumb1_output_function_prologue): Update.
11814 * config/pa/pa.md (return expander): Update.
11815 * config/pa/pa.c (compute_frame_size): Update.
11816 (hppa_builtin_saveregs): Update.
11817 * config/mips/mips.c (mips_va_start): Update.
11818 (mips16_build_function_stub): Update.
11819 (mips_compute_frame_info): Update.
11820 (mips_restore_gp): Update.
11821 (mips_output_function_prologue): Update.
11822 (mips_expand_prologue): Update.
11823 * config/v850/v850.c (compute_frame_size): Update.
11824 (expand_prologue): * config/mmix/mmix.c (along): update.
11825 (mmix_initial_elimination_offset): update.
11826 (mmix_reorg): update.
11827 (mmix_use_simple_return): update.
11828 (mmix_expand_prologue): update.
11829 (mmix_expand_epilogue): Update.
11830 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
11831 (emit_link_insn): Update.
11833 2008-04-08 Anatoly Sokolov <aesok@post.ru>
11835 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
11836 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
11838 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
11841 2008-04-07 Jan Hubicka <jh@suse.cz>
11843 * function.h (rtl): Rename to x_rtl.
11844 (crtl): New define.
11845 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11846 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11847 used_temp_slots avail_temp_slots, temp_slot_level,
11848 nonlocal_goto_handler_labels): Update accesstors.
11849 (rtl): New global variable.
11850 (struct function): Move some fileds to rtl_data.
11851 (get_arg_pointer_save_area): Update prototype.
11852 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11853 get_arg_pointer_save_area.
11854 * expr.c (init_expr): Update
11855 * function.c (get_frame_size): Update
11856 (assign_stack_local): Update
11857 (expand_function_end): Update.
11858 (get_art_pointer_save_area): Update
11860 * emit-rtl.c (rtl): Declare.
11861 (regno_reg_rtx): Declare.
11862 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11864 (gen_reg_rtx): Update.
11865 * varasm.c (n_deferred_constatns): Update accestor.
11866 (init_varasm_status): Do not allocate varasm_status.
11867 (force_const_mem, get_pool_size, output_constant_pool): Update.
11868 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11869 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11870 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
11871 * sparc/sparc.h (INIT_EXPANDERS): Update.
11872 * ia64/ia64.h (INIT_EXPANDERS): Update.
11874 2008-04-07 James E. Wilson <wilson@tuliptree.org>
11876 * reload.c (push_secondary_reload): Add missing break to for loop.
11878 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
11880 PR middle-end/PR28690
11881 * rtlanal.c: Update copyright years.
11882 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
11883 as REG_POINTER and MEM_POINTER operands.
11884 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
11885 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
11886 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
11887 * gcse.c: Update copyright years.
11888 (pre_delete): Call gen_reg_rtx_and_attrs.
11889 (hoist_code): Likewise.
11890 (build_store_vectors): Likewise.
11891 (delete_store): Likewise.
11892 * loop-invariant.c (move_invariant_reg): Likewise.
11893 Update copyright years.
11895 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
11897 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
11898 control string instead of quoted.
11900 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
11902 * doc/rtl.texi: Rewrite of subreg section.
11904 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
11907 * config/i386/i386.c (legitimize_pic_address): Add treating
11908 of dllimport SYM_REF's.
11909 (legitimize_dllimport_symbol): Add prototype.
11911 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
11913 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
11914 reference in constructor with non self-referential type.
11916 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
11918 Removal of Return with Depressed Stack Pointer support
11919 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
11920 (ECF_SP_DEPRESSED): Likewise.
11921 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
11922 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
11923 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11924 (expand_call): Do not test ECF_SP_DEPRESSED.
11925 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11926 * function.c (keep_stack_depressed): Delete.
11927 (handle_epilogue_set): Likewise.
11928 (update_epilogue_consts): Likewise.
11929 (emit_equiv_load): Likewise.
11930 (thread_prologue_and_epilogue_insns): Remove support for Return with
11931 Depressed Stack Pointer.
11932 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11934 2008-04-06 Richard Guenther <rguenther@suse.de>
11936 PR tree-optimization/35400
11937 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
11938 information from SSA_NAMEs.
11940 2008-04-06 Anatoly Sokolov <aesok@post.ru>
11942 * config/avr/avr.h (avr_mega_p): Remove declaration.
11943 (AVR_MEGA): Remove macro.
11944 * config/avr/avr.c (avr_mega_p): Remove variable.
11945 (avr_override_options): Remove inicializion of avr_mega_p.
11946 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
11947 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
11948 (avr_jump_mode): (Ditto.).
11949 (avr_output_progmem_section_asm_op): (Ditto.).
11950 (avr_asm_init_sections): (Ditto.).
11951 (avr_asm_init_sections): (Ditto.).
11952 (avr_rtx_costs): (Ditto.).
11953 * config/avr/avr.md: (Ditto.).
11954 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
11957 2008-04-06 Richard Guenther <rguenther@suse.de>
11959 PR tree-optimization/35842
11960 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
11961 is_gimple_invariant_address.
11963 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11965 * gcc.c (default_compilers): Sync Fortran extensions list with
11966 that in fortran/lang-specs.h.
11967 * doc/invoke.texi: Likewise.
11968 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
11969 * dwarf2out.c (gen_compile_unit_die): Likewise.
11971 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
11973 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
11975 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
11978 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
11979 attribute is used for nested functions.
11981 2008-04-05 Jan Hubicka <jh@suse.cz>
11983 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
11985 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
11987 (dump_files): Update.
11988 (enable_rtl_dump_file): Do not accept letter argument.
11989 * tree-pass.h (dump_file_info): Remove letter argument.
11990 * toplev.c (decode_d_option): Update -da handling.
11991 * toplev.h (enable_rtl_dump_file): Update prototype.
11992 * passes.c (register_one_dump_file): Do not accept IPA argument; work
11993 it out based on pass type.
11994 (register_dump_files_1): Likewise.
11995 (init_optimization_passes): Update register_one_dump_file calls.
11996 (execute_one_pass): Sanity check that IPA passes are called at IPA
11997 level and RTL passes at RTL level.
11998 (execute_pass_list): IPA pass can not be after or subpass of
12000 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12001 disallov RTL subpasses of IPA subpasses.
12003 2008-04-05 Ben Elliston <bje@au.ibm.com>
12005 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12006 builtins that return exactly once and do not throw. Cache call to
12009 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12011 PR rtl-optimization/34916
12012 PR middle-end/35519
12013 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12014 between instruction pairs.
12016 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12018 * doc/invoke.texi: Document -mbitops for SH.
12019 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12020 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12021 * config/sh/sh.c (print_operand): Add %t operand code.
12022 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12023 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12024 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12025 (extendqihi2): Likewise.
12026 (movqi_i): Likewise.
12027 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12028 (extv): Use bld instruction for SH2A if possible.
12030 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12031 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12032 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12033 (bset.b, bclr.b): Define peepholes.
12034 * config/sh/sh.opt (mbitops): New option.
12036 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12039 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12040 and view convert expression.
12042 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12045 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12047 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12049 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12051 * config/i386/cpuid.h (bit_AES): New.
12052 (bit_PCLMUL): Likewise.
12054 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12055 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12056 SSE2 if AES or PCLMUL is enabled.
12057 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12058 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12059 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12060 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12061 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12062 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12063 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12064 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12065 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12066 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12067 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12068 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12069 __builtin_ia32_aeskeygenassist128 and
12070 __builtin_ia32_pclmulqdq128.
12071 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12072 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12073 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12075 * config/i386/i386.h (TARGET_AES): New.
12076 (TARGET_PCLMUL): Likewise.
12077 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12079 * config/i386/i386.md (UNSPEC_AESENC): New.
12080 (UNSPEC_AESENCLAST): Likewise.
12081 (UNSPEC_AESDEC): Likewise.
12082 (UNSPEC_AESDECLAST): Likewise.
12083 (UNSPEC_AESIMC): Likewise.
12084 (UNSPEC_AESKEYGENASSIST): Likewise.
12085 (UNSPEC_PCLMUL): Likewise.
12087 * config/i386/i386.opt (maes): New.
12088 (mpclmul): Likewise.
12090 * config/i386/sse.md (aesenc): New pattern.
12091 (aesenclast): Likewise.
12092 (aesdec): Likewise.
12093 (aesdeclast): Likewise.
12094 (aesimc): Likewise.
12095 (aeskeygenassist): Likewise.
12096 (pclmulqdq): Likewise.
12098 * config/i386/wmmintrin.h: New.
12100 * doc/extend.texi: Document AES and PCLMUL built-in function.
12102 * doc/invoke.texi: Document -maes and -mpclmul.
12104 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
12106 * function.c (free_after_parsing): Replace with
12107 cxx_push_function_context from C++ front-end.
12108 (allocate_struct_function): Don't call langhook.
12109 * langhooks.h (struct lang_hooks_for_functions): Delete.
12110 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
12112 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
12113 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
12114 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12115 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
12116 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
12117 remove LANG_HOOKS_FUNCTION_INITIALIZER.
12118 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
12120 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
12121 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
12123 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12126 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
12129 2008-04-04 Richard Guenther <rguenther@suse.de>
12131 PR middle-end/35823
12132 * fold-const.c (optimize_minmax_comparison): Use the correct
12133 type for the constant in the simplified comparison.
12135 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
12137 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
12138 Pass L2 size as "--param l2-cache-size" to the compiler.
12139 (decode_l2_cache): New function to decode L2 cache parameters using
12140 0x8000006 extended cpuid function.
12141 (detect_caches_amd): Determine parameters of L2 cache using
12142 decode_l2_caches function.
12143 (decode_caches_intel): Decode L2 cache parameters.
12144 (detect_caches_intel): Determine L2 cache parameters using
12145 decode_caches_intel and decode_l2_caches functions.
12147 2008-04-03 Bob Wilson <bob.wilson@acm.org>
12149 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
12150 secondary input reload for subword loads from the constant pool.
12152 2008-04-03 Janis Johnson <janis187@us.ibm.com>
12155 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
12156 constants of the appropriate size for runtime calculations.
12159 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
12160 decimal-float literal constant zero.
12162 2008-04-03 Jakub Jelinek <jakub@redhat.com>
12165 * c-parser.c (c_parser_omp_atomic): Call
12166 default_function_array_conversion on the RHS.
12168 PR middle-end/35818
12169 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
12170 call is_variable_sized if decl has incomplete type.
12172 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
12174 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
12176 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
12178 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
12180 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
12181 (sgt<u>): Merge sgt and sgtu into new expander.
12182 (sgt, sgtu): Remove expanders.
12183 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
12184 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
12185 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
12186 *sgtu_<mode>_mips16 into new pattern.
12187 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
12188 (sge<u>): Merge sge and sgeu into new expander.
12189 (sge, sgeu): Remove expanders.
12190 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
12192 (*sge_<mode>, second *sge_<mode>): Remove patterns.
12193 (slt<u>): Merge slt and sltu into new expander.
12194 (slt, sltu): Remove expanders.
12195 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
12196 (*slt_<mode>, *sltu_<mode>): Remove patterns.
12197 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
12198 *sltu_<mode>_mips16 into new pattern.
12199 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
12200 (sle<u>): Merge sle and sleu into new expander.
12201 (sle, sleu): Remove expanders.
12202 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
12203 (*sle_<mode>, *sleu_<mode>): Remove patterns.
12204 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
12205 *sleu_<mode>_mips16 into new pattern.
12206 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
12208 2008-04-03 Jan Hubicka <jh@suse.cz>
12210 PR tree-optimization/35795
12211 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
12212 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12213 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12214 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12215 * score/score3.c (score3_output_mi_thunk): Likewise.
12216 * score/score7.c (score7_output_mi_thunk): Likewise.
12217 * mips/mips.c (mips_output_mi_thunk): Likewise.
12219 2008-04-03 Richard Guenther <rguenther@suse.de>
12221 * tree-vrp.c (extract_range_from_unary_expr): Handle all
12222 conversions. Simplify code.
12224 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12226 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
12228 2008-04-03 Tom Tromey <tromey@redhat.com>
12229 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12231 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
12232 * config/bfin/t-bfin-linux (generated_files): Add
12233 linux-sysroot-suffix.h.
12234 * doc/install.texi (Prerequisites): Require make 3.80.
12235 * doc/sourcebuild.texi (Front End Directory): Document new
12237 * Makefile.in (generated_files): New variable.
12238 (ALL_HOST_OBJS): New variable.
12239 ($(ALL_HOST_OBJS)): New target.
12241 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12243 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
12244 (remap_block): Call id->transform_lang_insert_block instead
12246 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
12247 Set id.transform_lang_insert_block to NULL.
12248 (clone_body): Move to cp/optimize.c
12249 * tree-inline.h (struct copy_body_data): Change
12250 transform_lang_insert_block to function pointer.
12251 (copy_generic_body, copy_decl_no_change): Export.
12252 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
12253 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
12254 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
12256 * c-tree.h (insert_block): Kill.
12257 * c-decl.c (insert_block): Kill.
12259 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
12261 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12262 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12263 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
12265 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
12266 argument, call {push,pop}_function_context from here.
12267 * c-parser.c: Use c_{push,pop}_function_context.
12269 * function.c (push_function_context_to): Move meat ...
12270 (push_function_context): ... here. Simplify.
12271 * function.c (pop_function_context_from): Move meat ...
12272 (pop_function_context): ... here. Simplify.
12273 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
12275 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
12276 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
12277 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
12278 * tree.h (push_function_context_to, pop_function_context_from): Remove.
12280 2008-04-03 Ben Elliston <bje@au.ibm.com>
12282 * expmed.c (extract_force_align_mem_bit_field): Remove.
12284 2008-04-03 Richard Guenther <rguenther@suse.de>
12286 PR middle-end/35800
12287 * expr.h (try_casesi): Adjust prototype.
12288 * expr.c (try_casesi): Take fallback label as extra parameter.
12289 Use that for gen_casesi if default_label is NULL.
12290 * stmt.c (expand_case): Pass fallback label to try_casesi,
12291 make sure to fill gaps with a fallback label if default_label
12294 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
12297 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
12299 2008-04-03 Ben Elliston <bje@au.ibm.com>
12301 * expmed.c (extract_split_bit_field): Remove if (0) code.
12302 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
12303 (do_ds_constraint): Likewise.
12305 2008-04-02 Joseph Myers <joseph@codesourcery.com>
12307 * doc/cppopts.texi (-dU): Document.
12308 * c-common.h (flag_dump_macros): Update comment.
12309 * c-opts.c (handle_OPT_d): Handle -dU.
12310 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
12311 dump_queued_macros, cb_used_define, cb_used_undef): New.
12312 (init_pp_output): Handle -dU.
12313 (cb_line_change): Call dump_queued_macros.
12314 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
12316 2008-04-02 Anatoly Sokolov <aesok@post.ru>
12318 * config/avr/predicates.md (io_address_operand): New predicate.
12319 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
12320 * config/avr/avr.c (avr_io_address_p): Remove function.
12321 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
12322 'avr_io_address_p' function.
12323 (out_movhi_r_mr): (Ditto.).
12324 (out_movqi_mr_r): (Ditto.).
12325 (out_movhi_mr_r): (Ditto.).
12326 (avr_address_cost): (Ditto.).
12328 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
12330 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
12331 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
12332 in 32bit mode when XMM registers are available to avoid store
12334 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
12335 corresponding post-reload splitters.
12337 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12339 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
12340 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
12341 __builtin_ia32_roundss.
12342 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
12343 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
12344 __builtin_ia32_roundss.
12345 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
12346 IX86_BUILTIN_SHUFPD here.
12348 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
12350 * config/i386/i386.md (plogic): New.
12351 (plogicprefix): Likewise.
12353 * config/i386/mmx.md (mmx_<code><mode>3): New.
12354 (mmx_and<mode>3): Removed.
12355 (mmx_ior<mode>3): Likewise.
12356 (mmx_xor<mode>3): Likewise.
12358 * config/i386/sse.md (<code><mode>3): New.
12359 (*<code><mode>3): Likewise.
12360 (*<code><mode>3): Likewise.
12361 (<code><mode>3): Likewise.
12362 (*sse_<code><mode>3): Likewise.
12363 (*sse2_<code><mode>3): Likewise.
12364 (<code>tf3): Likewise.
12365 (*<code>tf3): Likewise.
12366 (and<mode>3): Likewise.
12367 (*and<mode>3): Likewise.
12368 (ior<mode>3): Removed.
12369 (*ior<mode>3): Likewise.
12370 (xor<mode>3): Likewise.
12371 (*xor<mode>3): Likewise.
12372 (*and<mode>3): Likewise.
12373 (*ior<mode>3): Likewise.
12374 (*xor<mode>3): Likewise.
12375 (and<mode>3): Likewise.
12376 (*sse_and<mode>3): Likewise.
12377 (*sse2_and<mode>3): Likewise.
12378 (andtf3): Likewise.
12379 (*andtf3): Likewise.
12380 (ior<mode>3): Likewise.
12381 (*sse_ior<mode>3): Likewise.
12382 (*sse2_ior<mode>3): Likewise.
12383 (iortf3): Likewise.
12384 (*iortf3): Likewise.
12385 (xor<mode>3): Likewise.
12386 (*sse_xor<mode>3): Likewise.
12387 (*sse2_xor<mode>3): Likewise.
12388 (xortf3): Likewise.
12389 (*xortf3): Likewise.
12391 2008-04-02 Richard Guenther <rguenther@suse.de>
12393 PR tree-optimization/14495
12394 PR tree-optimization/34793
12395 * tree-vrp.c (struct switch_update): New structure.
12396 (to_remove_edges, to_update_switch_stmts): New VECs.
12397 (simplify_switch_using_ranges): New function. Remove not taken
12398 case labels and edges.
12399 (simplify_stmt_using_ranges): Call it.
12400 (identify_jump_threads): Mark edges we have queued for removal
12401 so we don't thread them.
12402 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
12404 * tree-cfg.c (group_case_labels): Deal with missing default label.
12405 (tree_verify_flow_info): Allow missing default label.
12406 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
12407 (emit_case_nodes): Likewise.
12408 (expand_case): Do not rely on the default label to be present.
12409 * expr.c (try_casesi): Deal with NULL default_label.
12410 (do_tablejump): Likewise.
12412 2008-04-02 Richard Guenther <rguenther@suse.de>
12414 PR tree-optimization/14495
12415 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
12416 SWITCH_EXPR here ...
12417 (vrp_visit_switch_stmt): ... but here (new function).
12418 (find_case_label_index): New helper function.
12419 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
12421 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12423 * fwprop.c: Fix ISO-C99ism.
12425 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12428 * Makefile.in (objdir): Set it here.
12429 * configure.ac: Not here. Find dynamic linker characteristics.
12430 * exec-tool.in: Use them.
12431 * aclocal.m4: Regenerate.
12432 * configure: Regenerate.
12434 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12436 * expr.c (expand_var): Delete it.
12437 * expr.h (expand_var): Delete prototype.
12438 * function.c (expand_function_start): Use expand_decl instead.
12439 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
12442 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
12444 PR rtl-optimization/35542
12445 * fwprop.c (forward_propagate_and_simplify): Replace
12446 loc_reg_mentioned_in_p with reg_mentioned_p.
12448 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
12450 PR rtl-optimization/35281
12451 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
12452 (propagate_rtx_1): Handle PR_HANDLE_MEM.
12453 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
12454 (varying_mem_p): Move above propagate_rtx.
12455 (all_uses_available_at): Do not check MEMs.
12457 2008-04-02 Rafael Espindola <espindola@google.com>
12459 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
12460 (register_edge_assert_for_2): Split the cond argument.
12461 (register_edge_assert_for_1): Adjust for the change in
12462 register_edge_assert_for_2.
12463 (register_edge_assert_for): Split the cond argument.
12464 (find_switch_asserts): Adjust for the change in
12465 register_edge_assert_for.
12467 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
12469 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
12470 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
12471 offsets for 64-bit mingw.
12472 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
12473 abi for x86_64-pc-mingw.
12475 2008-04-02 Richard Guenther <rguenther@suse.de>
12477 * tree-vrp.c (extract_range_from_assert): Make sure to not
12478 produce range min/max with TREE_OVERFOW set.
12479 If merging a anti-range and a range keep the anti-range if
12480 the range covers all values of the type.
12481 (register_edge_assert_for_2): Only allow sign-changing
12482 conversions in detecting canonical range checks. Also
12483 register an assert for the unsigned name if useful.
12485 PR tree-optimization/35787
12486 * tree-vrp.c (vrp_val_max): New function.
12487 (vrp_val_min): Likewise.
12488 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
12489 (vrp_val_is_min): Likewise.
12490 (supports_overflow_infinity): Use vrp_val_{min,max}.
12491 (negative_overflow_infinity): Likewise.
12492 (positive_overflow_infinity): Likewise.
12493 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
12494 (is_positive_overflow_infinity): Likewise.
12495 (is_overflow_infinity): Likewise.
12496 (avoid_overflow_infinity): Use vrp_val_{min,max} and
12497 vrp_val_is_{min,max}.
12498 (set_and_canonicalize_value_range): Canonicalize anti-ranges
12499 to ranges if possible. Avoid empty ranges.
12501 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12503 PR middle-end/35705
12504 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
12505 the expression is a function address.
12507 2008-04-01 George Helffrich <george@gcc.gnu.org>
12509 PR fortran/35154, fortran/23057
12510 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
12511 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
12512 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
12513 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
12515 (dbxout_syms): Check for COMMON-based symbol and wrap in
12516 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
12517 in bracket for efficiency.
12519 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
12520 using DW_TAG_common_block + member offset.
12521 (add_pubname_string): New function.
12522 (dw_expand_expr): New function to find block name and offset for
12524 (common_check): New function to check whether symbol in Fortran COMMON.
12525 (gen_variable_die): If COMMON, use DW_TAG_common_block.
12527 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
12530 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
12532 2008-04-02 Ben Elliston <bje@au.ibm.com>
12534 * config/v850/v850.md (casesi): Remove if (0) code.
12535 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12536 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
12538 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
12540 * config/i386/i386.md (rex64suffix): New mode attribute.
12541 (floathi<mode>2): Disable expander for SSE math.
12542 (*floathi<mode>2_1): New insn insn_and_split pattern.
12543 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
12544 corresponding post-reload splitters.
12545 (*floathi<mode>2_i387): New macroized insn pattern.
12546 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
12547 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
12548 insn_and_split pattern.
12549 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
12550 New macroized instruction patterns and corresponding post-reload
12552 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
12553 and corresponding post-reload splitters.
12554 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
12555 New macroized instruction patterns.
12556 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
12557 macroized instruction patterns and corresponding post-reload splitters.
12558 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
12559 corresponding post-reload splitters.
12560 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
12561 New macroized instruction patterns.
12562 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
12563 corresponding post-reload splitters.
12564 (*floatsi<mode>2_i387): New macroized instruction patterns.
12566 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
12568 * config/i386/i386.md (smaxmin): New.
12569 (umaxmin): Likewise.
12570 (maxminiprefix): Likewise.
12571 (maxminfprefix): Likewise.
12572 (<code><mode>3): Likewise.
12573 (smin<mode>3): Removed.
12574 (smax<mode>3): Likewise.
12576 * config/i386/mmx.md (mmx_<code>v2sf3): New.
12577 (mmx_<code>v4hi3): Likewise.
12578 (mmx_<code>v8qi3): Likewise.
12579 (mmx_smaxv2sf3): Removed.
12580 (mmx_sminv2sf3): Likewise.
12581 (mmx_umaxv8qi3): Likewise.
12582 (mmx_smaxv4hi3): Likewise.
12583 (mmx_uminv8qi3): Likewise.
12584 (mmx_sminv4hi3): Likewise.
12586 * config/i386/sse.md (<addsub><mode>3): New.
12587 (*<addsub><mode>3): Likewise.
12588 (<sse>_vm<addsub><mode>3): Likewise.
12589 (<maxmin><mode>3): Likewise.
12590 (*<maxmin><mode>3_finite): Likewise.
12591 (*<maxmin><mode>3): Likewise.
12592 (<sse>_vm<maxmin><mode>3): Likewise.
12593 (sse3_h<addsub>v4sf3): Likewise.
12594 (sse3_h<addsub>v2df3): Likewise.
12595 (<maxmin>v16qi3): Likewise.
12596 (*<maxmin>v16qi3): Likewise.
12597 (<maxmin>v8hi3): Likewise.
12598 (*<maxmin>v8hi3): Likewise.
12599 (*sse4_1_<maxmin><mode>3): Likewise.
12600 (*sse4_1_<maxmin><mode>3): Likewise.
12601 (add<mode>3): Removed.
12602 (*add<mode>3): Likewise.
12603 (<sse>_vmadd<mode>3): Likewise.
12604 (sub<mode>3): Likewise.
12605 (*sub<mode>3): Likewise.
12606 (<sse>_vmsub<mode>3): Likewise.
12607 (smin<mode>3): Likewise.
12608 (*smin<mode>3_finite): Likewise.
12609 (*smin<mode>3): Likewise.
12610 (<sse>_vmsmin<mode>3): Likewise.
12611 (smax<mode>3): Likewise.
12612 (*smax<mode>3_finite): Likewise.
12613 (*smax<mode>3): Likewise.
12614 (<sse>_vmsmax<mode>3): Likewise.
12615 (sse3_haddv4sf3): Likewise.
12616 (sse3_haddv2df3): Likewise.
12617 (sse3_hsubv4sf3): Likewise.
12618 (sse3_hsubv2df3): Likewise.
12619 (umaxv16qi3): Likewise.
12620 (*umaxv16qi3): Likewise.
12621 (smaxv8hi3): Likewise.
12622 (*smaxv8hi3): Likewise.
12623 (*sse4_1_smax<mode>3): Likewise.
12624 (*sse4_1_umax<mode>3): Likewise.
12625 (uminv16qi3): Likewise.
12626 (*uminv16qi3): Likewise.
12627 (sminv8hi3): Likewise.
12628 (*sminv8hi3): Likewise.
12629 (*sse4_1_smin<mode>3): Likewise.
12630 (*sse4_1_umin<mode>3): Likewise.
12632 2008-04-01 Rafael Espindola <espindola@google.com>
12634 * tree-cfg.c (verify_expr): remove in_phi.
12635 (verify_stmt): Don't call walk_tree with verify_expr. Use
12636 is_gimple_min_invariant instead of is_gimple_val.
12638 2008-04-01 Joseph Myers <joseph@codesourcery.com>
12640 * doc/include/gpl_v3.texi: Update for manpage generation.
12641 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
12643 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
12644 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
12645 gpl_v3.texi instead of gpl.texi.
12648 2008-04-01 Jakub Jelinek <jakub@redhat.com>
12651 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
12653 2008-04-01 Rafael Espindola <espindola@google.com>
12655 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
12656 (extract_code_and_val_from_cond): Use
12657 extract_code_and_val_from_cond_with_ops.
12659 2008-04-01 Jan Hubicka <jh@suse.cz>
12661 * function.c (free_after_compilation): Free epilogue_delay_list.
12662 (prepare_function_start): Assert that previous compilation was freed.
12664 2008-04-01 Jan Hubicka <jh@suse.cz>
12665 Jim Wilson <wilson@tuliptree.org>
12666 Andreas Tobler <andreast@gcc.gnu.org>
12668 PR middle-end/35781
12669 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
12670 rtl.emit instead cfun->emit.
12671 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
12672 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
12674 2008-04-01 Ben Elliston <bje@au.ibm.com>
12676 * doc/c-tree.texi (Function Basics): Fix grammatical error.
12678 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
12680 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
12682 (fprofile-use): Add var flag_profile_use
12683 * coverage.c (coverage_begin_output): Do not open a gcno file for
12684 output only if -ftest-coverage is set.
12685 Do not add getpwd() to gcda file path.
12686 (build_gcov_info): Check the new flag
12687 flag_profile_datafile_relative_path.
12688 (coverage_init): Use profile_data_prefix.
12689 Read profile counter only if flag_profile_use is set.
12690 * opts.c (common_handle_option): New option fprofile-use=,
12691 fprofile-dir=, fprofile-generate=.
12692 * toplev.c (profile_data_prefix): New variable definition.
12693 * toplev.h (profile_data_prefix): New declaration.
12694 * doc/invoke.tex (Option Summary, Optimization Options):
12697 2008-03-31 James E. Wilson <wilson@tuliptree.org>
12699 * varasm.c (output_constant_pool_1): In LABEL_REF check,
12700 use tmp consistently.
12703 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
12704 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12705 UNSPEC_FR_RECIP_APPROX_RES.
12706 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
12708 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
12711 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
12713 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12715 PR middle-end/30186
12716 * fold-const.c (fold_indirect_ref_1): Support accessing non first
12717 element of the vector via a pointer.
12719 2008-03-31 Ian Lance Taylor <iant@google.com>
12721 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
12723 2008-03-31 Jan Hubicka <jh@suse.cz>
12725 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12726 get_arg_pointer_save_area.
12727 * expr.c (init_expr): Just clear out rtl.expr.
12728 * function.c (free_after_compilation): Clear out whole RTL structure.
12729 (get_func_frame_size): Merge into ...
12730 (get_frame_size): ... this one.
12731 (assign_stack_local_1): Merge into ...
12732 (assign_stack_local): ... this one.
12733 (expand_function_end): Update call of get_arg_pointer_save_area.
12734 (get_art_pointer_save_area): Remove cfun argument.
12735 * function.h (emit_status): regno_pointer_align does not need length
12736 attribute. Move x_regno_reg_rtx to ...
12737 (regno_reg_rtx): ... new global array.
12738 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
12739 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
12740 apply_args_value, forced_labels, stack_pointer_delta):
12742 (struct varasm_status): Move here from varasm.c
12743 (struct rtl_data): New. Move here some fields from struct function.
12744 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12745 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12746 used_temp_slots avail_temp_slots, temp_slot_level,
12747 nonlocal_goto_handler_labels): Update accesstors.
12748 (rtl): New global variable.
12749 (struct function): Move some fileds to rtl_data.
12750 (get_arg_pointer_save_area): Update prototype.
12751 * emit-rtl.c (rtl): Declare.
12752 (regno_reg_rtx): Declare.
12753 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12755 (gen_reg_rtx): Update.
12756 (init_virtual_regs): Do not tate emit_status argument.
12757 (init_emit): Do not allocate emit.
12758 * varasm.c (varasm_statuc): Move to function.h.
12759 (n_deferred_constatns): Update accestor.
12760 (init_varasm_status): Do not allocate varasm_status.
12761 (force_const_mem, get_pool_size, output_constant_pool): Update.
12762 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12763 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12765 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
12767 PR rtl-optimization/35729
12768 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
12771 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
12774 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
12775 load/store if memory is unaligned.
12776 (*movti_rex64): Likewise.
12778 * config/i386/predicates.md (misaligned_operand): New.
12780 2008-03-31 Andrew Pinski <pinskia@gmail.com>
12783 * tree-ssa-phiopt.c (conditional_replacement): Return early for
12786 2008-03-31 Jan Beulich <jbeulich@novell.com>
12788 * config/ia64/constraints.md: Add 'j' constraint.
12789 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
12790 (movdi_internal): Likewise.
12792 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
12795 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
12797 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
12800 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
12801 proper error message for the third argument on blendpd and
12804 * config/i386/sse.md (blendbits): New.
12805 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
12807 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
12809 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
12811 2008-03-30 Richard Guenther <rguenther@suse.de>
12813 PR middle-end/31023
12814 * fold-const.c (fold_sign_changed_comparison): Do leave
12815 conversions to base-types alone.
12817 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12819 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
12820 the link register if one altivec register is be saved.
12822 2008-03-30 Ben Elliston <bje@au.ibm.com>
12824 * final.c (final_scan_insn): Remove if (0) code.
12826 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
12828 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
12830 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
12832 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
12833 of V4SFmode to ix86_binary_operator_ok.
12835 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
12837 * config/i386/i386.c (override_options): Initialize
12838 ix86_veclib_handler to ix86_veclibabi_svml when
12839 -mveclibabi=svml is used.
12840 (ix86_veclibabi_svml): New function for SVML ABI style
12841 vectorization support.
12842 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
12844 2008-03-28 Rafael Espindola <espindola@google.com>
12846 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
12847 (tree_binary_nonnegative_warnv_p): Make it public.
12848 (tree_single_nonnegative_warnv_p): Make it public.
12849 (tree_invalid_nonnegative_warnv_p): Make it public.
12850 (tree_unary_nonzero_warnv_p): Make it public.
12851 (tree_binary_nonzero_warnv_p): Make it public
12852 (tree_single_nonzero_warnv_p): Make it public.
12853 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
12854 (extract_range_from_binary_expr): Split the expr argument.
12855 (extract_range_from_unary_expr): Split the expr argument.
12856 (extract_range_from_comparison): Split the expr argument.
12857 (extract_range_from_expr): Use the new aux functions.
12858 (vrp_evaluate_conditional_warnv): Use
12859 vrp_evaluate_conditional_warnv_with_ops.
12860 * tree.h (tree_unary_nonzero_warnv_p): Declare.
12861 (tree_binary_nonzero_warnv_p): Declare.
12862 (tree_single_nonzero_warnv_p): Declare.
12863 (tree_expr_nonzero_warnv_p): Declare.
12864 (tree_unary_nonnegative_warnv_p): Declare.
12865 (tree_binary_nonnegative_warnv_p): Declare.
12866 (tree_single_nonnegative_warnv_p): Declare.
12867 (tree_invalid_nonnegative_warnv_p): Declare.
12869 2008-03-28 Richard Guenther <rguenther@suse.de>
12871 PR tree-optimization/30317
12872 PR tree-optimization/30911
12873 PR tree-optimization/34793
12874 * tree-vrp.c (set_and_canonicalize_value_range): New function.
12875 (struct assert_locus_d): New member EXPR.
12876 (register_new_assert_for): Add EXPR parameter to support
12877 ASSERT_EXPR <name, expr OP limit>.
12878 (register_edge_assert_for_1): Adjust callers.
12879 (find_assert_locations): Likewise.
12880 (process_assert_insertions_for): Build condition from expression.
12881 (extract_range_from_assert): Handle ASSERT_EXPRs
12882 of the form ASSERT_EXPR <name, expr OP limit>.
12883 (register_edge_assert_for_2): New helper registering
12884 asserts for comparisons. Recognize range tests of the form
12885 (unsigned)i - CST1 OP CST2.
12886 (register_edge_assert_for_1): Use it.
12887 (register_edge_assert_for): Likewise.
12888 (needs_overflow_infinity): Integer sub-types
12889 do not need overflow infinities.
12890 (vrp_val_is_max): The extreme values of integer sub-types
12891 are those of the base type.
12892 (vrp_val_is_min): Likewise.
12893 * tree.def (ASSERT_EXPR): Document extra allowed conditional
12896 2008-03-28 Nick Clifton <nickc@redhat.com>
12899 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
12900 Return GENERAL_REGS for stack adjustment reloads.
12902 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12905 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
12906 const_vector when all the vectors are constant.
12908 2008-03-27 Bob Wilson <bob.wilson@acm.org>
12910 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
12912 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
12913 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
12915 (s<code>_sf): Use new scc_sf attribute for opcode names.
12917 2008-03-27 Tom Tromey <tromey@redhat.com>
12919 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
12920 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
12921 config/spu/t-spu-elf, config/i386/t-interix,
12922 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
12923 config/i386/x-darwin, config/i386/x-mingw32,
12924 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
12925 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
12926 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
12927 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
12928 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
12929 config/rs6000/x-darwin, config/rs6000/t-rs6000,
12930 config/score/t-score-elf, config/arm/t-strongarm-pe,
12931 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
12932 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
12933 Revert automatic dependency patch.
12935 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
12938 * config/i386/i386.c (ix86_function_arg_boundary): Align
12939 decimal floating point to its natural boundary.
12941 2008-03-27 Richard Guenther <rguenther@suse.de>
12943 PR middle-end/35716
12944 * fold-const.c (fold_comparison): Restrict distinct decl
12945 comparison folding to VAR_DECLs and PARM_DECLs. Do not
12946 solely rely on operand_equal_p.
12948 2008-03-27 Richard Guenther <rguenther@suse.de>
12951 * c-common.c (handle_weak_attribute): Reject combination of
12954 2008-03-27 Richard Guenther <rguenther@suse.de>
12956 PR tree-optimization/32810
12957 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
12958 conversions from DECL_INITIAL.
12959 (fold_const_aggregate_ref): Likewise from constructor elements.
12961 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
12963 * tree-affine.h (aff_combination_expand): Declare.
12964 (get_inner_reference_aff): Likewise.
12965 * tree-affine.c (aff_combination_expand): Split out from
12966 tree_to_aff_combination_expand.
12967 (get_inner_reference_aff): New function.
12968 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
12969 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
12970 (struct lim_aux_data): sm_done field removed.
12971 (mem_ref_loc_p, mem_ref_locs_p): New types.
12972 (struct mem_ref): Added id, stored, accesses_in_loop,
12973 indep_loop, dep_loop, indep_ref, dep_ref fields.
12974 Removed is_stored, locs and next fields.
12975 (memory_accesses): New variable.
12976 (movement_possibility): Do not allow moving statements
12977 that store to memory.
12978 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
12980 (determine_max_movement): For statements with memory references,
12981 find the outermost loop in that the reference is independent.
12982 (move_computations_stmt): Mark the virtual operands for renaming.
12983 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
12984 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
12985 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
12986 add_vop_ref_mapping, create_vop_ref_mapping_loop,
12987 create_vop_ref_mapping, analyze_memory_references,
12988 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
12989 get_all_locs_in_loop, ref_always_accessed_p,
12990 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
12991 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
12992 store_motion_loop, store_motion): New functions.
12993 (struct vop_to_refs_elt): New type.
12994 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
12995 memref_hash, memref_eq, hoist_memory_references): Rewritten.
12996 (schedule_sm): Replaced by...
12997 (execute_sm): ... this.
12998 (determine_lsm_ref, hoist_memory_references,
12999 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13000 find_more_ref_vops, free_mem_ref, free_mem_refs,
13001 determine_lsm_loop, determine_lsm): Removed.
13002 (tree_ssa_lim_finalize): Free data structures used by store motion.
13003 (tree_ssa_lim): Call analyze_memory_references. Use
13004 store_motion instead of determine_lsm.
13006 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13008 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13009 rename tmake_file to m68hc11/t-m68hc11.
13010 (mcore): Set inhibit_libc to true.
13011 * config.host (alpha*-dec-*vms*): Set extra_programs.
13012 (interix3*): Don't use host_xmake_file.
13013 * configure.ac: Let config.gcc override inhibit_libc.
13014 * configure: Regenerate.
13016 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13017 * config/t-openbsd-thread: Remove commented out lines.
13019 * config/x-interix: Remove.
13021 * config/m68hc11/t-m68hc11-gas: Rename to...
13022 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13024 * config/mcore/t-mcore: Remove T_CFLAGS.
13025 * config/mcore/t-mcore-pe: Likewise.
13027 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13029 * configure.ac: Replace custom __GNU_SOURCE test with
13030 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13031 * aclocal.m4: Regenerate.
13032 * configure: Regenerate.
13033 * config.in: Regenerate.
13035 2008-03-27 Richard Guenther <rguenther@suse.de>
13037 * fold-const.c (target.h): Include.
13038 (fold_comparison): Fold comparison of addresses of decls
13039 that bind locally or of constants. Consolidate address folding code.
13040 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13041 results from fold_binary_to_constant.
13042 (compare_values_warnv): Likewise.
13044 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13046 PR middle-end/35429
13047 * fold-const.c (fold_truthop): Check for integeral types when folding
13048 a == 0 && b == 0 and a != 0 || b != 0 .
13050 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13052 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13054 2008-03-26 Andreas Schwab <schwab@suse.de>
13056 * doc/invoke.texi: Fix use of @item vs. @itemx.
13058 2008-03-26 Tom Tromey <tromey@redhat.com>
13060 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13061 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13062 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13063 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13064 build/genconstants.o, build/genemit.o, build/genextract.o,
13065 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13066 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13069 2008-03-26 Richard Guenther <rguenther@suse.de>
13072 2008-03-26 Richard Guenther <rguenther@suse.de>
13074 * fold-const.c (target.h): Include.
13075 (fold_comparison): Fold comparison of addresses of two decls
13076 that bind locally. Consolidate address folding code.
13078 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13080 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13081 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13082 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13083 dconstsqrt2, dconstthird, dconste and/or dconst10.
13084 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13085 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13086 dconstsqrt2, dconste): Delete.
13087 (init_emit_once): Likewise. Simplify initializing dconstm1.
13089 * real.c (get_real_const): New.
13090 * real.h (dconst3, dconst10, dconstm2, dconstthird,
13091 dconstsqrt2, dconste): Delete.
13092 (real_value_const, get_real_const): New.
13094 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
13096 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
13098 * config/i386/i386.c (ix86_function_arg_boundary): Check
13099 BIGGEST_ALIGNMENT instead of 128.
13100 (setup_incoming_varargs_64): Likewise.
13102 2008-03-26 Tom Tromey <tromey@redhat.com>
13104 * Makefile.in (DEPFILES): Add missing '/'.
13106 2008-03-26 Richard Guenther <rguenther@suse.de>
13108 * fold-const.c (target.h): Include.
13109 (fold_comparison): Fold comparison of addresses of two decls
13110 that bind locally. Consolidate address folding code.
13112 2008-03-26 Nick Clifton <nickc@redhat.com>
13115 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
13116 not allow INT+INT as a legitimate addressing mode.
13118 2008-03-26 Richard Guenther <rguenther@suse.de>
13120 * tree-flow.h (widen_bitfield): Remove declaration.
13121 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
13122 (widen_bitfield): Remove function.
13123 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
13126 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13129 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
13132 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
13134 PR rtl-optimization/35232
13135 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
13136 (forget_old_reloads_1, forget_marked_reloads): Don't clear
13137 reg_reloaded_call_part_clobbered here.
13138 (reload_regs_reach_end_p): New function.
13139 (reload_reg_rtx_for_input): New variable.
13140 (reload_reg_rtx_for_output): Likewise.
13141 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
13142 when reassigning a pseudo register. Load reloadreg from
13143 reload_reg_rtx_for_input, moving the mode and register
13145 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
13146 instead of the original when deciding whether an input reload
13147 would be a no-op or whether an output reload can be deleted.
13148 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
13149 when setting up new_spill_reg_store. Load it from
13150 reload_reg_rtx_for_output, moving the mode and register
13152 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
13153 instead of the original when deciding whether an output reload
13154 would be a no-op. Do the same when modifying insn notes.
13155 Use rtx_equal_p instead of == to compare the registers.
13156 (inherit_piecemeal_p): Take a mode and two register numbers
13158 (emit_reload_insns): Clear new_spill_reg_store for every hard
13159 register in the reload register. Remove spill registers
13160 from reg_reloaded_valid before considering whether to record
13161 inheritance information for them. Use reload_reg_rtx_for_output
13162 instead of reg_rtx when recording output reloads. Use
13163 reload_reg_rtx_for_input instead of reg_rtx when recording
13164 input reloads. Set or clear reg_reloaded_call_part_clobbered
13165 at the same time as setting reg_reloaded_valid.
13166 (delete_output_reload): Add a new_reload_reg parameter and use it
13167 instead of rld[j].reg_rtx.
13168 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
13171 2008-03-25 Tom Tromey <tromey@redhat.com>
13173 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
13174 (build/genattr.o): Likewise.
13175 (build/genattrtab.o): Likewise.
13176 (build/gencodes.o): Likewise.
13177 (build/genconfig.o): Likewise.
13178 (build/genconstants.o): Likewise.
13179 (build/genemit.o): Likewise.
13180 (build/genextract.o): Likewise.
13181 (build/genflags.o): Likewise.
13183 2008-03-25 Bob Wilson <bob.wilson@acm.org>
13185 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
13186 instead of size_int for integer types.
13187 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
13188 to match type of MINUS_EXPR.
13190 2008-03-25 Tom Tromey <tromey@redhat.com>
13192 * configure: Rebuilt.
13193 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
13196 2008-03-25 Tom Tromey <tromey@redhat.com>
13198 * config/x-solaris (host-solaris.o): Update.
13199 * config/x-linux (host-linux.o): Update.
13200 * config/x-hpux (host-hpux.o): Update.
13201 * config/x-darwin (host-darwin.o): Update.
13202 * config/v850/t-v850e (v850-c.o): Update.
13203 * config/v850/t-v850 (v850-c.o): Update.
13204 * config/t-vxworks (vxworks.o): Update.
13205 * config/t-sol2 (sol2-c.o, sol2.o): Update.
13206 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
13207 * config/spu/t-spu-elf (spu-c.o): Update.
13209 * config/sh/t-symbian (sh-c.o): Update.
13210 (symbian.o): Update.
13211 * config/sh/t-sh (sh-c.o): Update.
13212 * config/score/t-score-elf (score7.o, score3.o): Update.
13213 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
13214 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
13215 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
13216 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
13217 (rs6000.o): Remove.
13218 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13219 * config/m32c/t-m32c (m32c-pragma.o): Update.
13220 * config/ia64/t-ia64 (ia64-c.o): Update.
13221 * config/i386/x-mingw32 (host-mingw32.o): Update.
13222 * config/i386/x-i386 (driver-i386.o): Update.
13223 * config/i386/x-darwin (host-i386-darwin.o): Update.
13224 * config/i386/x-cygwin (host-cygwin.o): Update.
13225 * config/i386/t-nwld (nwld.o): Update.
13226 * config/i386/t-netware (netware.o): Update.
13227 * config/i386/t-interix (winnt.o): Update.
13228 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
13229 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
13230 msformat-c.o): Update.
13231 * config/bfin/t-bfin-linux (generated_files): Add
13232 linux-sysroot-suffix.h.
13233 * config/arm/t-wince-pe (pe.o): Update.
13234 * config/arm/t-strongarm-pe (pe.o): Update.
13235 * config/arm/t-pe (pe.o): Update.
13236 * config/arm/t-arm (arm-c.o): Update.
13237 * doc/install.texi (Prerequisites): Require make 3.80.
13238 * Makefile.in: Remove .o targets.
13239 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
13240 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
13241 (simple_generated_h, simple_generated_c): Move earlier.
13242 (generated_files): New variable.
13243 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
13244 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
13245 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
13246 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
13247 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
13248 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
13249 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
13250 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
13251 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
13252 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
13253 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
13254 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
13256 (COMPILE.base, COMPILE): New variables.
13257 (%.o): New pattern rule.
13258 (ALL_HOST_OBJS): New variable.
13259 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
13260 (dummy-checksum.o, cc1-checksum.o): Remove.
13261 (DRIVER_SHLIB): New variable.
13262 (DRIVER_DEFINES): Use it.
13263 (gencondmd.c): Move out of build/.
13264 (s-conditions): Update.
13265 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
13266 (ALL_BUILD_OBJS): Likewise.
13267 (build/%.o): Use BUILDCOMPILE.
13268 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
13269 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
13270 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
13271 build/gencheck.o, build/gencodes.o, build/genconditions.o,
13272 build/genconfig.o, build/genconstants.o, build/genemit.o,
13273 build/genextract.o, build/genflags.o, build/genmddeps.o,
13274 build/genopinit.o, build/genoutput.o, build/genpeep.o,
13275 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
13276 build/gen-protos.o, build/scan.o, build/fix-header.o,
13277 build/scan-decls.o): Simplify.
13278 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
13279 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
13280 prefix.o, toplev.o): Reduce to variable setting.
13281 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
13282 ($(out_object_file), gcc-options.o): New targets.
13283 ($(ALL_HOST_OBJS)): New target. Include dependency files.
13284 * configure: Rebuilt.
13285 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
13286 * doc/sourcebuild.texi (Front End Directory): Document new variable.
13288 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
13290 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
13291 complain when we hit an error, return ERROR_MARK_NODE.
13293 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13295 * config/sh/constraints.md (Pso, Psz): New constraints.
13296 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
13297 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
13299 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13301 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
13302 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
13304 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
13306 * config/sh/sh.md (prefetch): Add condition for SH2A target.
13307 (prefetch_sh2a): New.
13309 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13310 Naveen.H.S <naveen.hs@kpitcummins.com>
13312 * config/sh/constraints.md (I28): New constraint.
13313 * config/sh/sh.c (broken_move): Add support for movi20s.
13314 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
13316 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
13317 Jayant Sonar <Jayant.sonar@kpitcummins.com>
13318 Naveen.H.S <naveen.hs@kpitcummins.com>
13320 * config/sh/sh.c (SH_ATTRIBUTES): Define.
13321 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13322 (print_operand): Handle resbank in %@ operand code.
13323 (sh_encode_section_info): New.
13324 (push_regs): Add conditions for resbank.
13325 (sh_expand_epilogue): Likewise.
13326 (sh_insert_attributes): Likewise.
13327 (sh_attribute_table): Likewise.
13328 (sh_handle_resbank_handler_attribute): New.
13329 (sh2a_handle_function_vector_handler_attribute): New.
13330 (sh2a_is_function_vector_call): New.
13331 (sh2a_get_function_vector_number): New.
13332 (sh2a_function_vector_p): New.
13333 (sh_cfun_resbank_handler_p): New.
13334 * config/sh/sh.md (calli): Emit jsr/n if possible.
13335 (calli_tbr_rel): New.
13336 (calli_pcrel): Emit jsr/n if possible.
13337 (return_i): Emit rts/n if possible.
13338 (call_valuei_tbr_rel): New.
13339 (call_valuei_pcrel): Add condition for SH2A target.
13340 (call_value): Likewise.
13341 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
13342 (sh2a_get_function_vector_number): Likewise.
13343 (sh2a_is_function_vector_call): Likewise.
13344 * doc/extend.texi: Document TBR relative addressing of SH2A.
13345 (resbank): Add description for SH2A.
13347 2008-03-24 Richard Guenther <rguenther@suse.de>
13350 * gimplify.c (gimplify_modify_expr): For frontend type-correct
13351 pointer assignments change conversions according to middle-end rules.
13352 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
13353 * configure.ac: Include type checking in yes.
13354 * configure: Regenerate.
13356 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13358 * diagnostic.c (diagnostic_count_diagnostic): Delete.
13359 (diagnostic_report_diagnostic): Update. Handle ICEs here.
13361 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
13363 * gthr-vxworks.h (UNUSED): Define.
13365 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
13367 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
13369 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
13371 * doc/extend.texi (Function Attributes): Add missing comma in the
13372 example of the "alloc_size" attribute.
13374 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
13377 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13379 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13382 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13385 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13386 of the underlying type of a MS bitfield layout to the natural
13387 alignment of the type.
13389 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13391 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13392 to their natural alignment to avoid store forwarding stalls.
13394 2008-03-22 Richard Guenther <rguenther@suse.de>
13396 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
13397 For PHI nodes verify the address is invariant.
13398 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
13399 (get_symbol_constant_value): Use is_gimple_min_invariant.
13400 (maybe_fold_stmt_indirect): Likewise.
13402 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
13404 PR rtl-optimization/33927
13405 * Makefile.in (dse.o): Depend on $(TM_P_H).
13406 * expr.h (extract_low_bits): Declare.
13407 * expmed.c (extract_low_bits): New function.
13408 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
13409 * dse.c: Include tm_p.h.
13410 (find_shift_sequence): Remove the read_reg argument and return the
13411 read value. Emit the instructions instead of returning them.
13412 Iterate on new_mode rather than calculating it each time.
13413 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
13414 source to NEW_MODE and extract_low_bits to convert the shifted
13415 value to READ_MODE.
13416 (replace_read): Allow the load and store to have different mode
13417 classes. Use extract_low_bits when SHIFT == 0. Create the shift
13418 or extraction instructions before trying the replacement. Update
13419 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
13421 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
13423 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
13424 to their natural alignment to avoid store forwarding stalls.
13426 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13429 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
13430 encouraging but not allowing gprs for input;
13431 change the input constraint to !f#r.
13432 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
13434 change the output constraint to !f#r.
13436 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
13439 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
13440 corresponding post-reload splitters.
13441 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
13442 when x87 FP math is selected.
13443 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
13444 New function prototype.
13445 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
13446 unreachable function to ease macroization of insn patterns.
13448 2008-03-21 Martin Jambor <mjambor@suse.cz>
13450 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
13451 reference dumps if ddr is NULL or dependence is unknown.
13453 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13455 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
13456 unsigned extension into account.
13457 (ATOMIC_COMPARE_AND_SWAP): Likewise.
13458 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
13459 Do computations on a scratch register.
13461 2008-03-21 Richard Guenther <rguenther@suse.de>
13463 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13464 Use is_gimple_min_invariant instead of TREE_INVARIANT.
13465 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
13466 * tree-ssa-dom.c (record_equality): Likewise.
13467 * tree-inline.c (copy_body_r): Likewise.
13468 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
13471 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
13473 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
13474 as 'delete_unused' argument.
13476 2008-03-20 Richard Guenther <rguenther@suse.de>
13478 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
13479 special casing of constant qualifiers.
13480 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
13481 care about them in general.
13482 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
13483 regardless of their type.
13484 (fold_stmt_r): Forcefully fold *& if we end up with that.
13486 2008-03-20 Paul Brook <paul@codesourcery.com>
13488 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
13489 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
13491 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
13493 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
13494 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
13496 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
13498 * common.opt (Wmudflap): New option.
13499 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
13500 (mx_register_decls): Likewise.
13501 (mudflap_finish_file): Likewise.
13502 * doc/invoke.texi: Document -Wno-mudflap.
13504 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
13506 * c-format.c (replace_format_name_to_system_name): New.
13507 (cmp_attribs): New.
13508 (convert_format_name_to_system_name): New.
13509 (decode_format_attr): Add use of convert_format_name_to_system_name.
13510 (format_types_orig): Add gnu_ prefix to names.
13511 (check_format_info_main): Special treating of \0 escaped names for
13512 supporting multi-character format specifiers as I32, I64.
13513 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
13514 (gnu_target_overrides_format_attributes): New.
13515 * c-format.h: Add structure target_ovr_attr to hold
13516 system specific formatter names.
13517 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
13518 msformat-c.o file to c_target_objs and cxx_target_objs.
13519 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13520 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
13521 (TARGET_N_FORMAT_TYPES): New.
13522 * config/i386/msformat-c.c: New.
13523 * config/i386/t-cygming: Add build rule for msformat-c.o.
13524 * doc/extend.texi: Add new format names gnu_* and ms_* and
13526 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
13528 2008-03-20 Ira Rosen <irar@il.ibm.com>
13530 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
13531 optimizations turned on under -O3.
13532 (ftree-vectorize): Add that the flag is turned on with -O3.
13534 2008-03-20 Ben Elliston <bje@au.ibm.com>
13536 * regmove.c (try_auto_increment): Fix spelling error in comment.
13537 * final.c (final_scan_insn): Likewise.
13539 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
13542 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
13543 allocator preferences for "y" and "r" class registers.
13544 ("*mov<mode>_internal"): Ditto.
13545 ("*movv2sf_internal_rex64"): Ditto.
13546 ("*movv2sf_internal"): Ditto.
13548 2008-03-19 Michael Matz <matz@suse.de>
13550 PR middle-end/35616
13551 * calls.c (expand_call): Check overlap of arguments with call
13552 address for sibcalls.
13554 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
13557 * stor-layout.c (update_alignment_for_field): Set minimum alignment
13558 of the underlying type of a MS bitfield layout to the natural
13559 alignment of the type.
13561 2008-03-19 Jan Hubicka <jh@suse.cz>
13564 * toplev.c (decode_d_option): Handle all CPP flags.
13565 * tree-vrp.c: Update tree_pass descriptors.
13566 * regrename.c: Update tree_pass descriptors.
13567 * fwprop.c: Update tree_pass descriptors.
13568 * doc/invoke.texi: Remove documentation of dropped -d? flags.
13569 * tree-into-ssa.c: Update tree_pass descriptors.
13570 * tree-dump.c: Update tree_pass descriptors.
13571 * tree-complex.c: Update tree_pass descriptors.
13572 * tree-dump.h: Update tree_pass descriptors.
13573 * see.c: Update tree_pass descriptors.
13574 * cgraphbuild.c: Update tree_pass descriptors.
13575 * tracer.c: Update tree_pass descriptors.
13576 * tree-loop-distribution.c: Update tree_pass descriptors.
13577 * cgraph.c: Update tree_pass descriptors.
13578 * postreload-gcse.c: Update tree_pass descriptors.
13579 * postreload.c: Update tree_pass descriptors.
13580 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
13581 * tree-tailcall.c: Update tree_pass descriptors.
13582 * tree-pass.h (tree_opt_pass): Rename to ...
13583 (opt_pass) ... this one; add "type" field and remove letter field.
13584 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
13585 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
13586 all_lowering_passes): Update declaration.
13587 * ipa-cp.c: Update tree_pass descriptors.
13588 * final.c: Update tree_pass descriptors.
13589 * omp-low.c: Update tree_pass descriptors.
13590 * tree-ssa-dse.c: Update tree_pass descriptors.
13591 * ipa-reference.c: Update tree_pass descriptors.
13592 * tree-ssa-uncprop.c: Update tree_pass descriptors.
13593 * auto-inc-dec.c: Update tree_pass descriptors.
13594 * reorg.c: Update tree_pass descriptors.
13595 * cgraphunit.c: Update tree_pass descriptors.
13596 * tree-ssa-copyrename.c: Update tree_pass descriptors.
13597 * tree-ssa-ccp.c: Update tree_pass descriptors.
13598 * df-core.c: Update tree_pass descriptors.
13599 * mode-switching.c: Update tree_pass descriptors.
13600 * tree-nomudflap.c: Update tree_pass descriptors.
13601 * modulo-sched.c: Update tree_pass descriptors.
13602 * ipa-pure-const.c: Update tree_pass descriptors.
13603 * cse.c: Update tree_pass descriptors.
13604 * web.c: Update tree_pass descriptors.
13605 * tree-stdarg.c: Update tree_pass descriptors.
13606 * tree-ssa-math-opts.c: Update tree_pass descriptors.
13607 * tree-ssa-dom.c: Update tree_pass descriptors.
13608 * tree-nrv.c: Update tree_pass descriptors.
13609 * tree-ssa-alias.c: Update tree_pass descriptors.
13610 * loop-init.c: Update tree_pass descriptors.
13611 * gimple-low.c: Update tree_pass descriptors.
13612 * ipa-inline.c: Update tree_pass descriptors.
13613 * tree-ssa-sink.c: Update tree_pass descriptors.
13614 * global.c: Update tree_pass descriptors.
13615 * ifcvt.c: Update tree_pass descriptors.
13616 * jump.c: Update tree_pass descriptors.
13617 * predict.c: Update tree_pass descriptors.
13618 * tree-ssa-loop.c: Update tree_pass descriptors.
13619 * recog.c: Update tree_pass descriptors.
13620 * dse.c: Update tree_pass descriptors.
13621 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
13622 * tree-eh.c: Update tree_pass descriptors.
13623 * regmove.c: Update tree_pass descriptors.
13625 * function.c: Update tree_pass descriptors.
13626 * tree-vectorizer.c: Update tree_pass descriptors.
13627 * gcse.c: Update tree_pass descriptors.
13628 * ipa-type-escape.c: Update tree_pass descriptors.
13629 * tree-if-conv.c: Update tree_pass descriptors.
13630 * init-regs.c: Update tree_pass descriptors.
13631 * ipa.c: Update tree_pass descriptors.
13632 * tree-ssa-phiopt.c: Update tree_pass descriptors.
13633 * rtl-factoring.c: Update tree_pass descriptors.
13634 * lower-subreg.c: Update tree_pass descriptors.
13635 * bt-load.c: Update tree_pass descriptors.
13636 * tree-dfa.c: Update tree_pass descriptors.
13637 * except.c: Update tree_pass descriptors.
13638 * emit-rtl.c: Update tree_pass descriptors.
13639 * cfgexpand.c: Update tree_pass descriptors.
13640 * tree-cfgcleanup.c: Update tree_pass descriptors.
13641 * cfgcleanup.c: Update tree_pass descriptors.
13642 * tree-ssa-pre.c: Update tree_pass descriptors.
13643 * tree-sra.c: Update tree_pass descriptors.
13644 * tree-mudflap.c: Update tree_pass descriptors.
13645 * tree-ssa-copy.c: Update tree_pass descriptors.
13646 * cfglayout.c: Update tree_pass descriptors.
13647 * tree-ssa-forwprop.c: Update tree_pass descriptors.
13648 * tree-ssa-dce.c: Update tree_pass descriptors.
13649 * tree-ssa.c: Update tree_pass descriptors.
13650 * regclass.c: Update tree_pass descriptors.
13651 * integrate.c: Update tree_pass descriptors.
13652 * tree-optimize.c: Update tree_pass descriptors.
13653 * tree-ssa-phiprop.c: Update tree_pass descriptors.
13654 * tree-object-size.c: Update tree_pass descriptors.
13655 * combine.c: Update tree_pass descriptors.
13656 * tree-outof-ssa.c: Update tree_pass descriptors.
13657 * bb-reorder.c: Update tree_pass descriptors.
13658 * stack-ptr-mod.c: Update tree_pass descriptors.
13659 * var-tracking.c: Update tree_pass descriptors.
13660 * tree-profile.c: Update tree_pass descriptors.
13661 * tree-vect-generic.c: Update tree_pass descriptors.
13662 * reg-stack.c: Update tree_pass descriptors.
13663 * sched-rgn.c: Update tree_pass descriptors.
13664 * tree-ssa-structalias.c: Update tree_pass descriptors.
13665 * tree-cfg.c: Update tree_pass descriptors.
13666 * passes.c (current_pass): Update declaration.
13667 (finish_optimization_passes): Update.
13668 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
13669 (register_one_dump_file, register_dump_files_1, next_pass_1):
13671 (init_optimization_passes): Update handling of new types.
13672 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
13673 * ipa-struct-reorg.c: Update tree_pass descriptors.
13674 * tree-ssa-reassoc.c: Update tree_pass descriptors.
13675 * combine-stack-adj.c: Update tree_pass descriptors.
13676 * cfgrtl.c: Update tree_pass descriptors.
13677 * dce.c: Update tree_pass descriptors.
13678 * tree-ssanames.c: Update tree_pass descriptors.
13680 2008-03-19 Richard Guenther <rguenther@suse.de>
13682 PR middle-end/35609
13683 * tree-ssa.c (walk_data): New structure.
13684 (warn_uninitialized_var): If not always_executed warn with "maybe"
13686 (execute_early_warn_uninitialized): Compute post-dominators.
13687 Initialize always_executed before processing each basic block.
13689 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13692 * config/i386/i386.c (x86_this_parameter): Calculate correct location
13693 of "this" pointer when "regparm = N" or "fastcall" is in effect.
13695 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13697 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
13699 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
13701 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
13703 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
13704 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
13705 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
13706 target after ignore has been set, and move there also the commputation
13707 of subtarget and original_target.
13708 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
13709 (LANG_HOOKS_INITIALIZER): Remove it.
13710 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
13712 2008-03-18 Richard Guenther <rguenther@suse.de>
13714 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
13715 found an expression with constants, note that in the VN for the lhs.
13716 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
13717 fold them to constants if possible. Run cleanup_cfg if done so.
13718 (execute_pre): Return todo.
13719 (do_pre): Likewise.
13720 (execute_fre): Likewise.
13721 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
13723 (get_prop_source_stmt): Look through pointer conversions.
13725 2008-03-18 Jan Hubicka <jh@suse.cz>
13727 * tree-pretty-print.c: Include predict.h.
13728 (dump_generic_node): Dump predictor.
13729 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
13730 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
13731 * gimple-low.c (lower_stmt): Likewise.
13732 * expr.c (expand_expr_real): Likewise.
13733 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
13735 (build_predict_expr, build_predict_expr): New.
13736 * predict.h (predictor_name, build_predict_expr): Update.
13737 * c-typeck.c (c_finish_bc_stmt): Add prediction.
13738 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
13739 * predict.def (PRED_CONTINUE): Update hitrate.
13740 * tree.def (PREDICT_EXPR): Define.
13741 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
13742 do not handle BIND_EXPR.
13743 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
13744 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
13745 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
13748 2008-03-18 Michael Matz <matz@suse.de>
13750 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
13752 2008-03-18 Richard Guenther <rguenther@suse.de>
13754 * tree-gimple.h (is_gimple_invariant_address): Declare.
13755 (is_gimple_constant): Likewise.
13756 * tree-gimple.c (is_gimple_constant): New function.
13757 (is_gimple_invariant_address): Likewise.
13758 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
13759 and is_gimple_invariant_address.
13760 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
13762 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
13763 an addressable base.
13765 2008-03-18 Jakub Jelinek <jakub@redhat.com>
13767 PR middle-end/35611
13768 * gimplify.c (gimplify_expr): Gimplify second operand of
13771 2008-03-17 Richard Guenther <rguenther@suse.de>
13773 PR tree-optimization/19637
13774 * fold-const.c (fold_unary): Remove restrictions of removing
13775 intermediate pointer-conversions (P2)(P1)P0.
13776 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
13777 conversion to void pointer.
13778 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
13780 2008-03-16 James E. Wilson <wilson@tuliptree.org>
13783 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
13784 emulated thread local variables.
13786 2008-03-16 Richard Guenther <rguenther@suse.de>
13788 PR middle-end/35607
13789 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
13790 expand TREE_INVARIANT operations that are not gimple invariant.
13792 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
13794 * doc/extend.texi (Alignment): Say that the ABI controls
13795 the __alignof__ for non-strict-alignment targets rather
13796 than being a recommendation.
13798 2008-03-15 Paul Brook <paul@codesourcery.com>
13800 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
13802 (arm_output_fn_unwind): Mark functions that can not be unwound.
13804 2008-03-15 Paul Brook <paul@codesourcery.com>
13806 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
13807 extension instructions.
13809 2008-03-15 Richard Guenther <rguenther@suse.de>
13811 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
13812 and fold constant aggregate refs.
13813 (fold_const_aggregate_ref): Handle string constants
13814 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
13815 (evaluate_stmt): Simplify now that ccp_fold folds constant
13818 2008-03-15 Paul Brook <paul@codesourcery.com>
13820 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
13821 (extzv): Use gen_extzv_t2.
13822 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
13824 2008-03-15 Richard Guenther <rguenther@suse.de>
13826 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
13827 (fold_const_aggregate_ref): Likewise.
13828 (get_value): Return NULL if we don't have any values.
13829 (ccp_finalize): Set const_val to NULL after freeing it.
13830 * tree-flow.h (get_symbol_constant_value): Declare.
13831 (fold_const_aggregate_ref): Likewise.
13832 * tree-ssa-sccvn.c (try_to_simplify): Use them.
13834 2008-03-15 Richard Guenther <rguenther@suse.de>
13836 PR middle-end/35593
13837 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
13838 to not produce negative array indices if not allowed. Add
13839 parameter to indicate that.
13840 (maybe_fold_offset_to_component_ref): Allow negative array
13841 indices only for the first member of a structure.
13842 (maybe_fold_offset_to_reference): Allow negative array indices.
13843 (maybe_fold_stmt_addition): Likewise.
13845 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
13846 Anatoly Sokolov <aesok@post.ru>
13848 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
13849 (avr_arch): Add ARCH_AVR6.
13850 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
13851 (initial_elimination_offset): Initialize and use 'avr_pc_size'
13852 instead of fixed value 2.
13853 (print_operand_address): Use gs() asm specifier instead of pm().
13854 (avr_assemble_integer): (Ditto.).
13855 (avr_output_addr_vec_elt): (Ditto.).
13856 (print_operand): Handle "!" code.
13857 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
13858 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
13859 (AVR_HAVE_EIJMP_EICALL): Define.
13860 (AVR_3_BYTE_PC): Redefine.
13861 (AVR_2_BYTE_PC): (Ditto.).
13862 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
13863 (LINK_SPEC): Add atmega2560 and atmega2561.
13864 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
13866 * config/avr/avr.md (call_insn): Use eicall instead of icall
13867 for 3 byte PC devices.
13868 (call_value_insn): (Ditto.).
13869 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
13870 (indirect_jump): Use only for for 2 byte PC devices.
13871 (*tablejump): (Ditto.).
13872 (*indirect_jump_avr6): Add insn.
13873 (*tablejump_rjmp): Don't use for 3 byte PC devices.
13874 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
13875 instead of ijmp for 3 byte PC devices.
13876 (__tablejump2__): (Ditto.).
13877 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
13878 (MULITLIB_DIRNAMES): (Ditto.).
13879 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
13881 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
13883 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
13884 "sse2_umulsidi3". Use V1DI mode for operand 0.
13885 ("mmx_psadbw"): Use V1DI mode for operand 0.
13886 * config/i386/i386-modes.def (V1SI): New vector mode.
13887 * config/i386/i386.c (struct builtin_description)
13888 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
13889 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
13890 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
13891 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
13892 v1di_ftype_v8qi_v8qi type.
13893 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
13895 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
13896 __builtin_ia32_pmuludq]: Fix the mode of return value.
13898 2008-03-15 Richard Guenther <rguenther@suse.de>
13900 PR middle-end/35595
13901 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
13904 2008-03-14 Bob Wilson <bob.wilson@acm.org>
13906 * doc/invoke.texi (Option Summary, Xtensa Options): Document
13907 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
13908 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
13909 unless TARGET_SERIALIZE_VOLATILE is enabled.
13910 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
13911 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
13912 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
13914 2008-03-14 Richard Guenther <rguenther@suse.de>
13916 PR tree-optimization/34172
13917 * tree-flow.h (refs_may_alias_p): Declare.
13918 (get_single_def_stmt): Likewise.
13919 (get_single_def_stmt_from_phi): Likewise.
13920 (get_single_def_stmt_with_phi): Likewise.
13921 * tree-dfa.c (refs_may_alias_p): New function.
13922 (get_single_def_stmt): Likewise.
13923 (get_single_def_stmt_from_phi): Likewise.
13924 (get_single_def_stmt_with_phi): Likewise.
13925 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
13926 (vn_reference_lookup_1): New helper function.
13927 (vn_reference_lookup): Walk the virtual use-def chain to
13928 continue searching for a match if the def does not alias the
13929 reference we are looking for.
13931 2008-03-14 David Edelsohn <edelsohn@gnu.org>
13933 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
13934 archive and Perzl. Update The Written Word listing.
13936 2008-03-14 Richard Guenther <rguenther@suse.de>
13938 PR tree-optimization/34043
13939 PR tree-optimization/33989
13940 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
13942 (bitmap_find_leader): Use extra argument to verify dominance
13943 relationship inside a basic-block.
13944 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
13945 (find_leader_in_sets): Adjust.
13946 (create_component_ref_by_pieces): Take extra argument for
13947 dominance check, handle lookup failures.
13948 (find_or_generate_expression): Likewise.
13949 (create_expression_by_pieces): Likewise.
13950 (insert_into_preds_of_block): Adjust.
13951 (create_value_expr_from): If asked for, verify all operands
13952 are in the blocks AVAIL_OUT set.
13953 (make_values_for_stmt): Check for SSA_NAMEs that are life
13954 over an abnormal edge.
13955 (compute_avail): Remove such check.
13956 (do_SCCVN_insertion): New function.
13957 (eliminate): If we do not find a leader suitable for replacement
13958 insert a replacement expression from SCCVN if available.
13959 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
13960 (struct vn_ssa_aux): Add needs_insertion flag.
13961 * tree-ssa-sccvn.c (may_insert): New global flag.
13962 (copy_reference_ops_from_ref): Value-number union member access
13963 based on its size, not type and member if insertion is allowed.
13964 (visit_reference_op_load): For a weak match from union type
13965 punning lookup a view-converted value and insert a SSA_NAME
13966 for that value if that is not found.
13967 (visit_use): Make dumps shorter. Do not disallow value numbering
13968 SSA_NAMEs that are life over an abnormal edge to constants.
13969 (free_scc_vn): Release inserted SSA_NAMEs.
13970 (run_scc_vn): New flag to specify whether insertion is allowed.
13971 Process SSA_NAMEs in forward order.
13972 * tree-ssa-loop-im.c (for_each_index): Handle invariant
13973 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
13974 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
13975 pointer type to/from integral types that do not change the
13976 precision to regular conversions.
13978 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
13980 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13981 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13982 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
13983 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
13984 input arguments and the mode of return value. Built-in functions
13985 that operate on whole 64-bit MMX register now use V1DI mode.
13987 2008-03-13 Alon Dayan <alond@il.ibm.com>
13988 Olga Golovanevsky <olga@il.ibm.com>
13990 PR tree-optimization/35041
13991 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
13992 to locate the right position in a statement.
13994 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
13998 * config/i386/xmmintrin.h: Change all static inline functions to
13999 extern inline and add __gnu_inline__ attribute.
14000 * config/i386/bmintrin.h: Ditto.
14001 * config/i386/smmintrin.h: Ditto.
14002 * config/i386/tmmintrin.h: Ditto.
14003 * config/i386/mmintrin-common.h: Ditto.
14004 * config/i386/ammintrin.h: Ditto.
14005 * config/i386/emmintrin.h: Ditto.
14006 * config/i386/pmmintrin.h: Ditto.
14007 * config/i386/mmintrin.h: Ditto.
14008 * config/i386/mm3dnow.h: Ditto.
14010 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14012 PR middle-end/35185
14013 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14014 (lower_omp_2): New function.
14015 (lower_omp_1, lower_omp): Rewritten.
14017 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14020 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14021 with the phrase "Microsoft Windows compilers".
14022 (Push/Pop Macro Pragmas): New subsection. Document
14023 #pragma push_macro and pragma pop_macro.
14025 2008-03-12 Paul Brook <paul@codesourcery.com>
14027 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14029 2008-03-12 Paul Brook <paul@codesourcery.com>
14031 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14032 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14033 (thumb2_addsi_shortim): Rename ...
14034 (thumb2_addsi_short): ... to this. Allow register operands.
14035 (thumb2_subsi_short): New pattern.
14036 (thumb2_one_cmplsi2_short,
14037 thumb2_negsi2_short): New patterns and peepholes.
14039 2008-03-12 Paul Brook <paul@codesourcery.com>
14041 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14043 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14045 * config/i386/i386.md (int_cond): New code iterator.
14047 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14048 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14049 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14050 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14051 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14052 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14053 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14054 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14056 2008-03-12 Paul Brook <paul@codesourcery.com>
14058 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14059 instead of {arm,thumb}_compute_save_reg_mask.
14060 (output_return_instruction): Ditto.
14061 (thumb_unexpanded_epilogue): Ditto.
14062 (thumb1_expand_prologue): Ditto.
14063 (thumb1_output_function_prologue): Ditto.
14064 (arm_set_return_address): Ditto.
14065 (thumb_set_return_address): Ditto.
14066 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14067 regs to achieve stack alignment.
14068 (thumb1_compute_save_reg_mask): Fix compiler warning.
14069 (arm_output_epilogue): Use offsets->saved_regs_mask.
14070 Adjust stack pointer by poping call clobered registers.
14071 (arm_expand_prologue): Use offsets->saved_regs_mask.
14072 Adjust stack pointer by pushing extra registers.
14073 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14075 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14078 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14079 conversion to the operands of a multiplication.
14081 2008-03-12 Richard Guenther <rguenther@suse.de>
14083 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14084 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14085 * timevar.def (TV_TREE_PHIPROP): Add.
14086 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14087 pass description. Use TV_TREE_PHIPROP.
14088 * tree-ssa-forwprop.c: Remove phiprop code.
14090 2008-03-12 Jakub Jelinek <jakub@redhat.com>
14092 PR middle-end/35549
14093 * omp-low.c (maybe_lookup_decl): Constify first argument.
14094 (use_pointer_for_field): Change last argument from bool to
14095 omp_context *. Disallow shared copy-in/out in nested
14096 parallel if decl is shared in outer parallel too.
14097 (build_outer_var_ref, scan_sharing_clauses,
14098 lower_rec_input_clauses, lower_copyprivate_clauses,
14099 lower_send_clauses, lower_send_shared_vars): Adjust callers.
14101 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
14102 Ira Rosen <irar@il.ibm.com>
14104 * tree-vectorizer.c (free_stmt_vec_info): New function.
14105 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
14106 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
14107 * tree-vectorizer.h (free_stmt_vec_info): Declare.
14108 * tree-vect-transform.c (vectorizable_conversion): Free
14109 vec_oprnds0 if it was allocated.
14110 (vect_permute_store_chain): Remove unused VECs.
14111 (vectorizable_store): Free VECs that are allocated in the..
14113 (vect_transform_strided_load, vectorizable_load): Likewise.
14114 (vect_remove_stores): Simplify the code.
14115 (vect_transform_loop): Move code to vect_remove_stores().
14116 Call vect_remove_stores() and free_stmt_vec_info().
14118 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14120 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
14121 TARGET_HPUX. Revise comment.
14122 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
14123 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
14124 Use sr4 variant of `be' instruction when not generating PIC code.
14125 (attr_length_call): Adjust for above change.
14127 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14129 * ipa-reference.c (static_execute): Remove module_statics_const and
14130 associated setting code.
14132 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14135 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
14136 predicate for operand 1.
14137 (paritysi2_cmp): Use register_operand predicate for operand 2.
14138 Use earlyclobber modifier for operand 1. Remove support for
14140 (paritydi2_cmp): Use register_operand predicate for operand 3.
14141 Use earlyclobber modifier for operand 1. Remove support for
14144 2008-03-11 Paul Brook <paul@codesourcery.com>
14145 Vladimir Prus <vladimir@codesourcery.com>
14147 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
14148 (arm_compute_save_reg0_reg12_mask): Always
14149 check if register 11 must be saved. Always safe hard frame pointer
14150 when frame_pointer_needeed.
14151 (arm_compute_save_reg_mask): Save IP and PC
14152 only with apcs frames.
14153 (arm_output_epilogue): Adjust Thumb2 codepath to
14154 be also invoked and work for ARM non-apcs frames.
14155 (arm_expand_prologue): Don't bother saving IP
14156 for non-apcs frame, since it's not clobbered by
14157 prologue code. Implement non-apcs frame
14160 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14162 PR rtl-optimization/35281
14163 * expr.c (convert_move): Use a new pseudo for the intermediate
14164 from_mode->word_mode result.
14166 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
14168 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
14169 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
14170 * toplev.c (compile_file): Don't call it.
14172 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
14174 PR middle-end/35526
14175 * expr.c (store_expr): Call emit_block_move if the mode
14176 of "temp" RTX is BLKmode.
14178 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14179 Richard Guenther <rguenther@suse.de>
14181 PR tree-optimization/31358
14182 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
14183 the step with a NULL_TREE.
14184 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
14185 to sizetype if type is a pointer type.
14186 (add_candidate_1): Don't convert the base and step to
14187 the generic type if the orginal type is a pointer type.
14188 (add_iv_value_candidates): Use sizetype for the step
14189 if type is a pointer type.
14190 (cand_value_at): Likewise.
14191 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
14193 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
14194 Don't convert the tem affine to the type.
14195 (add_elt_to_tree): Use sizetype for the step if a pointer.
14196 Use POINTER_PLUS_EXPR for pointers.
14197 (aff_combination_to_tree): Use sizetype for the step if a
14200 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
14202 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
14203 Remove commutativity hint.
14205 2008-03-10 Jakub Jelinek <jakub@redhat.com>
14209 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
14210 errorneous type. Check that v is a VAR_DECL.
14212 PR middle-end/35099
14213 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
14215 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
14217 PR tree-optimization/35494
14218 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
14219 may be overriden at link and run time.
14221 2008-03-10 Richard Guenther <rguenther@suse.de>
14223 PR tree-optimization/34677
14224 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
14225 (poolify_tree): Likewise.
14226 (modify_expr_template): Likewise.
14227 (poolify_modify_stmt): Likewise.
14228 (insert_fake_stores): Handle all component-ref style stores
14229 in addition to INDIRECT_REF. Also handle complex types.
14230 Do not poolify the inserted load.
14231 (realify_fake_stores): Do not rebuild the tree but only
14232 make it a SSA_NAME copy.
14233 (init_pre): Remove initialzation of modify_expr_template.
14234 Do not allocate modify_expr_node_pool.
14235 (fini_pre): Do not free modify_expr_node_pool.
14237 2008-03-10 Paul Brook <paul@codesourcery.com>
14239 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
14240 to avoid conflicts.
14242 2008-03-10 Paul Brook <paul@codesourcery.com>
14243 Mark Shinwell <shinwell@codesourcery.com>
14245 * config/arm/cortex-r4.md: New.
14246 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
14248 * config/arm/arm.md: Include cortex-r4.md.
14249 (insn): Add smmls, sdiv and udiv values.
14250 (generic_sched): Don't use generic scheduling for Cortex-R4.
14251 (arm_issue_rate): New function.
14252 (TARGET_SCHED_ISSUE_RATE): Define.
14254 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
14256 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
14258 2008-03-10 Richard Guenther <rguenther@suse.de>
14260 * tree-ssa-pre.c (get_sccvn_value): Simplify.
14261 (compute_avail): Do not add stmt uses to AVAIL_OUT.
14263 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
14265 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
14266 Set default to true.
14268 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14270 * c.opt (Wsynth): Deprecate.
14271 * doc/invoke.texi (Option Summary, Warning Options): Document
14272 -Wno-format-contains-nul.
14274 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
14277 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
14278 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
14280 2008-03-09 Ira Rosen <irar@il.ibm.com>
14282 * config/rs6000/rs6000.c (builtin_description): Rename vector
14283 left shift operations.
14284 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
14285 (altivec_vsl<VI_char>): Rename to ...
14286 (ashl<mode>3): ... new name.
14287 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
14289 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
14291 2008-03-08 Richard Guenther <rguenther@suse.de>
14293 * coverage.h (tree_coverage_counter_addr): Declare.
14294 * coverage.c (tree_coverage_counter_addr): New function.
14295 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
14296 before using again.
14297 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
14298 (tree_gen_one_value_profiler): Likewise.
14299 (tree_gen_ic_profiler): Likewise.
14300 (tree_gen_average_profiler): Likewise.
14301 (tree_gen_ior_profiler): Likewise.
14303 2008-03-08 Richard Guenther <rguenther@suse.de>
14305 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
14306 (vn_binary_op_insert): Likewise.
14307 (vn_unary_op_lookup): Likewise.
14308 (vn_unary_op_insert): Likewise.
14309 (vn_nary_op_lookup): Declare.
14310 (vn_nary_op_insert): Likewise.
14311 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
14312 and binary hashes, use a single obstack for unary_op_pool
14313 and binary_op_pool.
14314 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
14315 a single struct vn_nary_op_s. Store tree code length and
14316 a variable number of operands.
14317 (struct vn_reference_op_struct): Remove unused op2.
14318 (vn_reference_op_eq): Do not compare op2.
14319 (vn_reference_op_compute_hash): Do not compute hash of op2.
14320 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
14321 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
14322 with vn_nary_op_compute_hash.
14323 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
14324 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
14326 (vn_unary_op_insert, vn_binary_op_insert): Replace with
14328 (visit_unary_op): Call nary functions.
14329 (visit_binary_op): Likewise.
14330 (process_scc): Adjust for struct vn_tables_s changes.
14331 (allocate_vn_table): Likewise.
14332 (free_vn_table): Likewise.
14333 * tree-vn.c (vn_add): Call nary functions.
14334 (vn_lookup): Likewise.
14336 2008-03-08 Jakub Jelinek <jakub@redhat.com>
14339 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
14340 wdst back after sync_compare_and_swapqhi_internal.
14342 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
14345 * config/i386/i386-modes.def (V1DI): New vector mode.
14346 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
14347 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
14348 (MMXMODE248): Ditto.
14349 (MMXMODE): Add V1DI mode.
14350 (mmxvecsize): Change DI mode to V1DI mode.
14351 ("mov<mode>): Use MMXMODEI8 mode iterator.
14352 ("*mov<mode>_internal_rex64"): Ditto.
14353 ("*mov<mode>_internal"): Ditto.
14354 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
14355 ("mmx_sub<mode>3"): Ditto.
14356 ("mmx_adddi3"): Remove insn pattern.
14357 ("mmx_subdi3"): Ditto.
14358 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
14359 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
14360 ("mmx_ashl<mode>3"): Ditto.
14361 ("mmx_lshrdi3"): Remove insn pattern.
14362 ("mmx_ashldi3"): Ditto.
14363 * config/i386/i386.c (classify_argument): Handle V1DImode.
14364 (function_arg_advance_32): Ditto.
14365 (function_arg_32): Ditto.
14366 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
14367 mmx_addv1di3 insn pattern.
14368 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
14369 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
14370 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
14371 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
14372 Remove definitions of built-in functions.
14373 (V1DI_type_node): New node.
14374 (v1di_ftype_v1di_int): Ditto.
14375 (v1di_ftype_v1di_v1di): Ditto.
14376 (v2si_ftype_v2si_si): Ditto.
14377 (v4hi_ftype_v4hi_di): Remove node.
14378 (v2si_ftype_v2si_di): Ditto.
14379 (ix86_init_mmx_sse_builtins): Handle V1DImode.
14380 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
14381 Redefine builtins using def_builtin_const with *_ftype_*_int node.
14382 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
14383 Add new builtins using def_builtin_const.
14384 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
14385 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
14386 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
14387 * config/i386/mmintrin.h (__v1di): New typedef.
14388 (_mm_add_si64): Cast arguments to __v1di type.
14389 (_mm_sub_si64): Ditto.
14390 (_mm_sll_pi16): Cast __count to __v4hi type.
14391 (_mm_sll_pi32): Cast __count to __v2si type.
14392 (_mm_sll_si64): Cast arguments to __v1di type.
14393 (_mm_srl_pi16): Cast __count to __v4hi type.
14394 (_mm_srl_pi32): Cast __count to __v2si type.
14395 (_mm_srl_si64): Cast arguments to __v1di type.
14396 (_mm_sra_pi16): Cast __count to __v4hi type.
14397 (_mm_sra_pi32): Cast __count to __v2si type.
14398 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
14399 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
14400 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
14401 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
14402 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
14403 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
14404 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
14405 (_mm_srai_pi32): Use __builtin_ia32_psradi.
14406 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
14407 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14408 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14409 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
14411 2008-03-07 Joseph Myers <joseph@codesourcery.com>
14413 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
14415 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
14418 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
14419 reg+const addressing for Altivec modes. Don't generate reg+reg
14420 addressing for TFmode or TDmode quantities.
14422 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
14424 * c-common.c (vector_types_convertible_p): Call langhook
14425 instead of comptypes.
14427 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14430 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
14431 integral and scalar float variables which have a
14434 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
14436 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
14437 dwarf_register_span hook when emitting unwind information for
14438 register-to-memory saves.
14439 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
14440 (rs6000_frame_related): Remove call to spe_synthesize_frame.
14442 2008-03-06 Jakub Jelinek <jakub@redhat.com>
14444 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
14445 for the same VAR_DECL.
14447 2008-03-06 Tom Tromey <tromey@redhat.com>
14449 * treelang: Delete.
14450 * doc/standards.texi (Standards): Don't mention treelang.
14451 * doc/invoke.texi (Overall Options): Don't mention treelang.
14452 * doc/install.texi (Prerequisites): Don't mention bison or
14454 (Configuration): Don't mention treelang.
14455 (Building): Likewise.
14456 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
14458 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
14460 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
14461 word-extractions out of a multi-word object.
14463 2008-03-06 Richard Guenther <rguenther@suse.de>
14465 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
14466 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
14467 result type and precision.
14468 * expr.c (get_inner_reference): Set unsignedp based on the result
14469 type of BIT_FIELD_REF.
14470 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
14471 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
14472 (try_instantiate_multiple_fields): Likewise. Use the correct type
14474 (sra_build_assignment): Likewise.
14475 (sra_build_elt_assignment): Likewise.
14476 (sra_explode_bitfield_assignment): Likewise.
14477 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
14478 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
14479 set BIT_FIELD_REF_UNSIGNED.
14480 (vectorizable_load): Likewise.
14482 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
14484 * cse.c (cse_extended_basic_block): Invalidate artificial defs
14487 2008-03-06 Richard Guenther <rguenther@suse.de>
14489 * alias.c (struct alias_set_entry): Move has_zero_child field
14490 to pack with alias_set.
14492 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14494 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14497 2008-03-05 Ian Lance Taylor <iant@google.com>
14499 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
14501 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
14503 * fwprop.c (update_df): Support width and offset parameters of
14505 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
14506 global_conflicts): Change DF_REF_EXTRACT to either
14507 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14508 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14509 * df-scan.c (df_ref_record, df_defs_record,
14510 df_ref_create_structure, df_def_record_1, df_uses_record,
14511 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
14512 df_bb_refs_collect, df_entry_block_defs_collect,
14513 df_exit_block_uses_collect): Support new width and offset fields.
14514 (ref_extract_pool): New storage pool.
14515 (df_free_ref): New function.
14516 (df_reg_chain_unlink, df_free_collection_rec,
14517 df_sort_and_compress_refs): Call df_free_ref.
14518 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
14520 (df_ref_create_structure): Allocate df_ref_extract if offset and
14521 width fields are used.
14522 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
14523 (df_uses_record): Get offset and width from ZERO_EXTRACT
14525 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
14526 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14527 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14528 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
14529 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
14530 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
14531 (df_ref_extract): New structure.
14532 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
14533 (df_ref_create): Add width and offset parameters.
14535 2008-03-05 Richard Guenther <rguenther@suse.de>
14537 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14538 Use ranges_overlap_p.
14539 (offset_overlaps_with_access): Rename
14540 to ranges_overlap_p and move ...
14541 * tree-flow-inline.h (ranges_overlap_p): ... here.
14543 * tree.h (get_inner_reference, handled_component_p): Update
14546 * tree.h (record_component_aliases, get_alias_set,
14547 alias_sets_conflict_p, alias_sets_must_conflict_p,
14548 objects_must_conflict_p): Move declarations ...
14549 * alias.h (record_component_aliases, get_alias_set,
14550 alias_sets_conflict_p, alias_sets_must_conflict_p,
14551 objects_must_conflict_p): ... here.
14552 Include coretypes.h.
14553 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
14555 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
14557 * cfg.c: Include tree-flow.h.
14558 (remove_edge_raw): Call redirect_edge_var_map_clear.
14559 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
14560 * tree-flow-inline.h (redirect_edge_var_map_def): New.
14561 (redirect_edge_var_map_result): New.
14562 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
14563 PENDING_STMT use with redirect_edge_var_map_*.
14564 * tree-ssa.c (edge_var_maps): New definition.
14565 (redirect_edge_var_map_add): New.
14566 (redirect_edge_var_map_clear): New.
14567 (redirect_edge_var_map_dup): New.
14568 (redirect_edge_var_map_vector): New.
14569 (redirect_edge_var_map_destroy): New.
14570 (ssa_redirect_edge): Replace PENDING_STMT use with
14571 redirect_edge_var_map_*.
14572 (flush_pending_stmts): Same.
14573 (delete_tree_ssa): Destroy edge var map.
14574 * tree-flow.h (struct _edge_var_map): New.
14575 Define edge_var_map vector type.
14576 Declare redirect_edge_var_map_* prototypes.
14577 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
14578 * tree-cfg.c (reinstall_phi_args): Replace
14579 PENDING_STMT use with redirect_edge_var_map_*.
14581 2008-03-05 Richard Guenther <rguenther@suse.de>
14583 PR tree-optimization/35472
14584 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
14585 whose single use_stmt has a overlapping set of loaded and
14586 stored symbols as that use_stmt might be a noop assignment then.
14588 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
14590 * gthr-rtems.h: Implement __gthread_mutex_destroy.
14592 2008-03-05 Richard Guenther <rguenther@suse.de>
14595 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
14596 should be constants.
14597 * tree-cfg.c (verify_expr): Verify it.
14598 * fold-const.c (fold_truthop): Remove code generating
14599 BIT_FIELD_REFs of structure bases.
14600 (fold_binary): Likewise.
14601 (fold_ternary): Position and size of BIT_FIELD_REFs are
14602 always host integers.
14603 (make_bit_field_ref): Remove.
14604 (optimize_bit_field_compare): Remove.
14605 (all_ones_mask_p): Remove.
14607 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
14610 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
14611 (split_block_and_df_analyze): New. Split basic block and rebuild
14613 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
14615 (split_pattern_seq): Likewise.
14616 (erase_matching_seqs): Likewise.
14617 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
14619 2008-03-04 Geoff Keating <geoffk@apple.com>
14621 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
14622 declaration and code.
14623 (tree_invalid_nonnegative_warnv_p): Likewise.
14625 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
14627 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
14628 examples. Truncate option-names then causing overfull hbox.
14630 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14633 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
14635 * configure: Rebuilt.
14637 2008-03-04 Rafael Espindola <espindola@google.com>
14639 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
14640 (tree_unary_nonnegative_warnv_p): New.
14641 (tree_binary_nonnegative_warnv_p): New.
14642 (tree_single_nonnegative_warnv_p): New.
14643 (tree_invalid_nonnegative_warnv_p): New.
14644 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
14646 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14649 * opts.c (handle_option): Postpone 'unknown option' errors only for
14652 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
14655 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
14658 2008-03-04 Rafael Espindola <espindola@google.com>
14660 * fold-const.c (tree_unary_nonzero_warnv_p): New.
14661 (tree_binary_nonzero_warnv_p): New.
14662 (tree_single_nonzero_warnv_p): New.
14663 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
14665 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
14667 PR middle-end/35456
14668 * fold-const.c (fold_cond_expr_with_comparison): Prevent
14669 transformations for modes that have signed zeros.
14670 * ifcvt.c (noce_try_abs): Ditto.
14672 2008-03-04 Joseph Myers <joseph@codesourcery.com>
14674 * config/i386/i386.c (override_options): Force
14675 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
14677 2008-03-04 Jan Hubicka <jh@suse.cz>
14680 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
14683 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14685 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
14686 label to probe the stack.
14688 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
14690 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
14691 (__gthr_win32_mutex_destroy): Declare.
14692 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
14693 __gthr_win32_mutex_destroy.
14694 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
14696 2008-03-03 Jan Hubicka <jh@suse.cz>
14699 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
14700 aggressive on inlining cold calls.
14702 2008-03-03 Richard Guenther <rguenther@suse.de>
14704 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
14705 struct copies into the expression table.
14706 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
14707 (try_to_simplify): Likewise.
14708 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
14709 integral and pointer arguments which do not change the
14710 precision to NOP_EXPRs.
14711 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
14712 VIEW_CONVERT_EXPR case.
14714 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
14716 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
14717 defined in a loop at depth 0 is invariant.
14718 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14719 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
14720 be called at loop depth 0.
14722 2008-03-02 Jakub Jelinek <jakub@redhat.com>
14725 * gcc.c (process_command): Update copyright notice dates.
14726 * gcov.c (print_version): Likewise.
14727 * gcov-dump.c (print_version): Likewise.
14728 * mips-tfile.c (main): Likewise.
14729 * mips-tdump.c (main): Likewise.
14731 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14734 * c-common.c (flag_permissive): Delete.
14735 (constant_expression_warnings): Check flags first.
14736 (constant_expression_error): New.
14737 * c-common.h (flag_permissive): Delete.
14738 (constant_expression_error): Declare.
14739 * flags.h (flag_permissive): Declare. Update description.
14740 * diagnostic.c (pedwarn): Update.
14742 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
14743 (permissive_error_kind): New.
14744 * toplev.c (flag_permissive): Define. Update description.
14745 * toplev.h (permissive_error_kind): Declare.
14746 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
14747 (pedwarn_c90): Use pedantic_warning_kind.
14748 * c-opts.c (c_common_post_options): flag_permissive does not affect
14749 flag_pedantic_errors.
14751 2008-03-02 Joseph Myers <joseph@codesourcery.com>
14753 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
14754 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
14755 __absvsi2, __absvDI2): Use unsigned arithmetic.
14757 2008-03-02 Andi Kleen <ak@suse.de>
14758 Richard Guenther <rguenther@suse.de>
14760 * struct-equiv.c: Remove file.
14761 * cfg_cleanup.c (condjump_equiv_p): Remove.
14762 * Makefile.in (OBJS-common): Remove struct-equiv.o.
14763 (struct-equiv.o): Remove rule.
14764 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
14765 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
14766 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
14768 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14770 * ifcvt.c (noce_process_if_block): Try to handle only the then
14771 block if the else block exists but isn't suitable.
14773 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14776 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
14777 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
14778 regression from previous patch.
14780 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
14783 * gthr.h: Add __gthread_mutex_destroy as a function that must be
14785 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
14786 * gthr-single.h (__gthread_mutex_destroy): Likewise.
14787 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
14788 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
14789 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
14790 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
14791 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
14792 (__gthread_mutex_destroy_function): Rename to
14793 __gthread_mutex_destroy.
14794 * gthr-dce.h (__gthread_mutex_destroy): Call
14795 pthread_mutex_destroy.
14796 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
14797 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
14798 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
14800 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14802 * df-scan.c (df_ref_chain_change_bb): Simplify.
14803 (df_insn_change_bb): Add new_bb argument. Simplify. Call
14804 set_block_for_insn if there's any change.
14805 * df.h ((df_insn_change_bb): Fix prototype.
14806 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
14807 df_insn_change_bb, don't call set_block_for_insn.
14808 * emit-rtl.c (reorder_insns): Likewise.
14809 * haifa-sched.c (move_insn): Likewise.
14811 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14813 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
14815 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
14817 * tree-flow-inline.h (next_readonly_imm_use): Return
14818 NULL_USE_OPERAND_P after the end.
14820 2008-03-01 Richard Guenther <rguenther@suse.de>
14822 PR tree-optimization/35411
14823 * tree-sra.c (sra_build_assignment): Split conversion to
14824 final type to a separate statement if we are not assigning
14827 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14829 * fold-const.c (fold_convertible_p): Correct the logic to follow
14830 that in fold_convert().
14832 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
14835 * tree-inline.c (build_duplicate_type): When we make a
14836 duplicate type, make it unique in the canonical types system.
14838 2008-02-29 Tom Tromey <tromey@redhat.com>
14840 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
14841 input_file_stack_history, input_file_stack_restored): Remove.
14842 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
14843 * input.h (struct file_stack): Remove.
14844 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
14845 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
14847 * diagnostic.h (struct diagnostic_context) <last_module>: Change
14849 (diagnostic_last_module_changed): Add 'map' argument.
14850 (diagnostic_set_last_function): Likewise.
14851 * diagnostic.c (undiagnostic_report_current_module): Iterate using
14852 line map, not input_file_stack.
14853 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
14855 2008-02-29 Paul Brook <paul@codesourcery.com>
14857 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
14859 2008-02-29 Paul Brook <paul@codesourcery.com>
14861 * config/arm/ieee754-df.S (muldf3): Use RET macros.
14863 2008-02-29 Richard Guenther <rguenther@suse.de>
14865 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
14867 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
14868 value for comparing for a store match.
14869 (simplify_unary_expression): Do nothing for SSA_NAMEs.
14870 (try_to_simplify): Do not do a full-blown reference lookup.
14872 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
14874 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
14875 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14877 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
14879 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
14881 * tree-loop-linear.c (try_interchange_loops): Compare memory access
14882 strides against cache sizes.
14884 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
14886 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
14889 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
14891 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
14892 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
14893 is smaller than the original promoted value.
14894 (simplify_subreg): If OP is a SUBREG, try to preserve its
14895 SUBREG_PROMOTED_VAR_P information.
14897 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
14899 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
14900 (VN_INFO_GET): Allocate new objects on the obstack.
14901 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
14902 for rpo_numbers_temp, for consistency.
14903 (free_scc_vn): Free the obstack.
14905 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
14907 * doc/invoke.texi: Document -ftree-loop-distribution.
14908 * tree-loop-distribution.c: New.
14909 * tree-pass.h (pass_loop_distribution): New.
14910 * graphds.h (struct graph): Add htab_t indices.
14911 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
14912 * tree-vectorizer.c (rename_variables_in_loop): Extern.
14913 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
14914 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
14915 * tree-data-ref.c (debug_data_dependence_relations): New.
14916 (dump_data_dependence_relation): Also print data references.
14917 (free_data_ref): Extern.
14918 (same_access_functions): Moved...
14919 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
14920 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
14921 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
14922 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
14923 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
14924 (stmts_from_loop): Skip LABEL_EXPR.
14925 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
14927 (build_rdg): Initialize rdg->indices htab.
14928 (free_rdg, stores_from_loop, ref_base_address,
14929 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
14930 have_similar_memory_accesses_1, ref_base_address_1,
14931 remove_similar_memory_refs): New.
14932 * tree-data-ref.h: Depend on tree-chrec.h.
14933 (debug_data_dependence_relations, free_data_ref): Declared.
14934 (same_access_functions): ... here.
14935 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
14937 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
14938 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
14939 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
14940 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
14941 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
14942 rdg_vertex_for_stmt): Declared.
14943 (struct rdg_edge): Add level.
14945 (free_rdg, stores_from_loop, remove_similar_memory_refs,
14946 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
14948 (rdg_has_similar_memory_accesses): New.
14949 * tree-vect-analyze.c: Remove unused static decls.
14950 * lambda.h (dependence_level): New.
14951 * common.opt (ftree-loop-distribution): New.
14952 * tree-flow.h (mark_virtual_ops_in_bb,
14953 slpeel_tree_duplicate_loop_to_edge_cfg,
14954 rename_variables_in_loop): Declared.
14955 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
14956 (OBJS-common): Add tree-loop-distribution.o.
14957 (tree-loop-distribution.o): New rule.
14958 * tree-cfg.c (mark_virtual_ops_in_bb): New.
14959 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
14960 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
14962 2008-02-28 Joseph Myers <joseph@codesourcery.com>
14965 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
14966 other than structures and unions.
14968 2008-02-28 Richard Guenther <rguenther@suse.de>
14971 2008-02-26 Richard Guenther <rguenther@suse.de>
14973 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14974 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14975 (lookup_decl_from_uid): Declare.
14976 (remove_decl_from_map): Likewise.
14977 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14978 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14979 (decl_for_uid_map): New global hashtable mapping DECL_UID
14981 (init_ttree): Allocate it.
14982 (insert_decl_to_uid_decl_map): New helper function.
14983 (make_node_stat): Insert new decls into the map.
14984 (copy_node_stat): Likewise.
14985 (lookup_decl_from_uid): New function.
14986 (remove_decl_from_map): Likewise.
14987 (print_decl_for_uid_map_statistics): New helper.
14988 (dump_tree_statistics): Call it.
14990 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14991 (referenced_var_iterator): Adjust.
14992 (FOR_EACH_REFERENCED_VAR): Adjust.
14993 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14994 (num_referenced_vars): Adjust.
14995 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14996 (first_referenced_var): Remove.
14997 (end_referenced_vars_p): Likewise.
14998 (next_referenced_var): Likewise.
14999 (referenced_var_iterator_set): New helper function.
15000 * tree-dfa.c (referenced_var_lookup): Adjust.
15001 (referenced_var_check_and_insert): Likewise.
15002 (remove_referenced_var): Likewise.
15003 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15004 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15005 (verify_call_clobbering): Likewise.
15006 (verify_memory_partitions): Likewise.
15007 (init_tree_ssa): Allocate bitmap instead of hashtable for
15009 (delete_tree_ssa): Adjust.
15010 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15011 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15012 (compute_tag_properties): Likewise.
15013 (set_initial_properties): Likewise.
15014 (find_partition_for): Likewise.
15015 (update_reference_counts): Likewise.
15016 (dump_may_aliases_for): Likewise.
15017 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15018 (add_call_clobber_ops): Likewise.
15019 (add_call_read_ops): Likewise.
15020 (get_asm_expr_operands): Likewise.
15021 * tree-into-ssa.c (dump_decl_set): Likewise.
15022 (update_ssa): Likewise.
15023 * tree-sra.c (scan_function): Likewise.
15024 (decide_instantiations): Likewise.
15025 (scalarize_parms): Likewise.
15026 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15027 (dsa_named_for): Likewise.
15028 * tree-ssa-structalias.c (update_alias_info): Likewise.
15029 (merge_smts_into): Likewise.
15031 2008-02-27 David Daney <ddaney@avtrex.com>
15034 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15035 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15036 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15037 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15038 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15040 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15043 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15044 (BUILT_IN_NEXTTOWARD): Remove.
15045 (BUILT_IN_NEXTTOWARDF): Ditto.
15046 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15047 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15049 2008-02-27 Tom Tromey <tromey@redhat.com>
15051 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15052 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15054 2008-02-27 Jan Beulich <jbeulich@novell.com>
15056 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15057 update the respective field on newdecl.
15059 2008-02-27 Revital Eres <eres@il.ibm.com>
15061 PR rtl-optimization/34999
15062 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15063 crossing edges that ends with a call insn.
15064 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15065 call insn and clear the EDGE_CROSSING flag of the crossing edge
15066 when fixing fallthru edges.
15068 2008-02-27 Richard Guenther <rguenther@suse.de>
15070 PR middle-end/35390
15071 * fold-const.c (fold_unary): Return the correct argument,
15072 converted to the result type.
15074 2008-02-27 Richard Guenther <rguenther@suse.de>
15076 PR middle-end/34971
15077 * expr.c (expand_expr_real_1): Assert on rotates that operate
15079 * fold-const.c (fold_binary): Use the types precision, not the
15080 bitsize of the mode if folding rotate expressions. Build rotates
15081 only for full modes.
15083 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15085 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15086 and CPP_PRAGMA_EOL.
15087 * c-pragma.c (pragma_ns_name): New typedef.
15088 (registered_pp_pragmas): New variable.
15089 (c_pp_lookup_pragma): New function.
15090 (c_register_pragma_1): If flag_preprocess_only, do nothing
15091 for non-expanded pragmas, for expanded ones push pragma's
15092 namespace and name into registered_pp_pragmas vector.
15093 (c_invoke_pragma_handler): Register OpenMP pragmas even when
15094 flag_preprocess_only, don't register GCC pch_preprocess
15095 pragma if flag_preprocess_only.
15096 * c-opts.c (c_common_init): Call init_pragma even if
15097 flag_preprocess_only.
15098 * c-pragma.c (c_pp_lookup_pragma): New prototype.
15099 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
15100 cpp_register_pragma if flag_preprocess_only.
15102 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15105 * c-parser.c (c_parser_translation_unit): Warn for empty
15106 translation unit, not empty source file.
15108 2008-02-26 Paul Brook <paul@codesourcery.com>
15110 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
15111 operand for Thumb-2.
15112 * config/arm/arm.h (reg_class): Add CORE_REGS.
15113 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
15114 (BASE_REG_CLASS): Use CORE_REGS.
15115 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
15116 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
15117 (REGNO_OK_FOR_INDEX_P): Exclude SP.
15118 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
15119 ARM_REGNO_OK_FOR_INDEX_P.
15120 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
15121 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
15122 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
15123 (ldm/stm peepholes): Ditto.
15124 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
15125 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
15126 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
15127 * config/arm/constraints.md: Enable "k" constraint on ARM.
15129 2008-02-27 Ben Elliston <bje@au.ibm.com>
15131 * config/rs6000/rs6000.c: Annotate cache line size field in all
15132 instances of struct processor_costs.
15134 2008-02-26 David Edelsohn <edelsohn@gnu.org>
15136 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
15137 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
15138 jump_bypass): New counters.
15139 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
15140 * dce.c (gate_ud_dce): Same.
15141 (gate_fast_dce): Same.
15142 * dse.c (gate_dse1): New function.
15143 (gate_dse2): New function.
15144 (gate_dse): Merge results of new gate functions.
15145 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
15146 (gate_handle_jump_bypass): Add dbg_cnt.
15147 (gate_handle_gcse): Add dbg_cnt.
15148 * ifcvt.c (gate_handle_if_conversion): Same.
15149 (gate_handle_if_after_combine): Same.
15150 (gate_handle_if_after_reload): Same.
15151 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
15153 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
15155 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
15157 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
15159 2008-02-26 Jason Merrill <jason@redhat.com>
15162 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
15163 alone if it's the naming decl for the type's main variant.
15165 2008-02-26 Tom Tromey <tromey@redhat.com>
15167 * system.h (USE_MAPPED_LOCATION): Poison.
15168 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
15169 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
15170 (make_goto_expr_edges): Likewise.
15171 (remove_bb): Likewise.
15172 (execute_warn_function_return): Likewise.
15173 * basic-block.h (struct edge_def) <goto_locus>: Change type to
15175 * c-common.c (fname_decl): Remove old location code.
15176 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
15178 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
15180 (ASM_INPUT_SOURCE_LOCATION): Likewise.
15181 (gen_rtx_ASM_INPUT): Likewise.
15182 (gen_rtx_ASM_INPUT_loc): Likewise.
15183 (get_rtx_asm_OPERANDS): Remove.
15184 * cfglayout.c (insn_locators_alloc): Remove old location code.
15185 (set_curr_insn_source_location): Likewise.
15186 (curr_insn_locator): Likewise.
15187 * print-tree.c (print_node): Remove old location code.
15188 * tree-mudflap.c (mf_varname_tree): Remove old location code.
15189 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
15190 * cfgexpand.c (expand_gimple_cond_expr): Don't use
15191 location_from_locus.
15192 (construct_exit_block): Remove old location code.
15193 * emit-rtl.c (force_next_line_note): Remove old location code.
15194 * profile.c (branch_prob): Remove old location code.
15195 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
15196 LOC_LINE): Remove old-location variants.
15197 * langhooks.c (lhd_print_error_function): Remove old location
15199 * configure, config.in: Rebuilt.
15200 * configure.ac (--enable-mapped-location): Remove.
15201 * c-decl.c (c_init_decl_processing): Remove old location code.
15202 (finish_function): Likewise.
15203 * recog.c (decode_asm_operands): Remove old location code.
15204 * c-pch.c (c_common_read_pch): Remove old location code.
15205 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
15207 * gimple-low.c (lower_function_body): Remove old location code.
15208 * toplev.c (unknown_location): Remove.
15209 (push_srcloc): Remove old-location variant.
15210 (process_options): Remove old location code.
15211 (lang_dependent_init): Likewise.
15212 * input.h (UNKNOWN_LOCATION): Move definition.
15213 (location_t): Undeprecate.
15214 (source_locus): Remove.
15215 (location_from_locus): Remove.
15216 (struct location_s): Remove.
15217 Remove all old-location code.
15218 (input_line, input_filename): Remove.
15219 * final.c (final_scan_insn): Remove old location code.
15220 * diagnostic.c (diagnostic_build_prefix): Remove
15221 USE_MAPPED_LOCATION test.
15222 * tree.h (gimple_stmt) <locus>: Now a location_t.
15223 (tree_exp) <locus>: Likewise.
15224 (DECL_IS_BUILTIN): Remove old-location variant.
15225 (annotate_with_file_line, annotate_with_locus): Likewise.
15226 (expr_locus, set_expr_locus): Update.
15227 * tree.c (build1_stat): Remove old location code.
15228 (last_annotated_node): Remove.
15229 (annotate_with_file_line): Remove old-location variant.
15230 (annotate_with_locus): Likewise.
15231 (expr_location): Remove old location code.
15232 (set_expr_location): Likewise.
15233 (expr_has_location): Likewise.
15234 (expr_locus): Likewise.
15235 (set_expr_locus): Likewise.
15236 (expr_filename): Don't use location_from_locus.
15237 (expr_lineno): Likewise.
15238 * rtl-error.c (location_for_asm): Remove old location code.
15239 * c-lex.c (cb_line_change): Remove old location code.
15240 (fe_file_change): Likewise.
15241 (cb_def_pragma): Likewise.
15242 (c_lex_with_flags): Likewise.
15243 * gengtype.c (do_typedef): Don't special-case location types.
15244 (define_location_structures): Remove.
15245 (main): Don't call define_location_structures.
15246 * tree-pretty-print.c (dump_implicit_edges): Remove old location
15249 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15252 * builtins.def (BUILT_IN_STDARG_START): Remove.
15253 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
15254 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
15255 * tree-inline.c (inline_forbidden_p_1): Likewise.
15257 2008-02-26 Richard Guenther <rguenther@suse.de>
15259 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15260 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15261 (lookup_decl_from_uid): Declare.
15262 (remove_decl_from_map): Likewise.
15263 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15264 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15265 (decl_for_uid_map): New global hashtable mapping DECL_UID
15267 (init_ttree): Allocate it.
15268 (insert_decl_to_uid_decl_map): New helper function.
15269 (make_node_stat): Insert new decls into the map.
15270 (copy_node_stat): Likewise.
15271 (lookup_decl_from_uid): New function.
15272 (remove_decl_from_map): Likewise.
15273 (print_decl_for_uid_map_statistics): New helper.
15274 (dump_tree_statistics): Call it.
15276 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15277 (referenced_var_iterator): Adjust.
15278 (FOR_EACH_REFERENCED_VAR): Adjust.
15279 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15280 (num_referenced_vars): Adjust.
15281 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15282 (first_referenced_var): Remove.
15283 (end_referenced_vars_p): Likewise.
15284 (next_referenced_var): Likewise.
15285 (referenced_var_iterator_set): New helper function.
15286 * tree-dfa.c (referenced_var_lookup): Adjust.
15287 (referenced_var_check_and_insert): Likewise.
15288 (remove_referenced_var): Likewise.
15289 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15290 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15291 (verify_call_clobbering): Likewise.
15292 (verify_memory_partitions): Likewise.
15293 (init_tree_ssa): Allocate bitmap instead of hashtable for
15295 (delete_tree_ssa): Adjust.
15296 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15297 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15298 (compute_tag_properties): Likewise.
15299 (set_initial_properties): Likewise.
15300 (find_partition_for): Likewise.
15301 (update_reference_counts): Likewise.
15302 (dump_may_aliases_for): Likewise.
15303 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15304 (add_call_clobber_ops): Likewise.
15305 (add_call_read_ops): Likewise.
15306 (get_asm_expr_operands): Likewise.
15307 * tree-into-ssa.c (dump_decl_set): Likewise.
15308 (update_ssa): Likewise.
15309 * tree-sra.c (scan_function): Likewise.
15310 (decide_instantiations): Likewise.
15311 (scalarize_parms): Likewise.
15312 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15313 (dsa_named_for): Likewise.
15314 * tree-ssa-structalias.c (update_alias_info): Likewise.
15315 (merge_smts_into): Likewise.
15317 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15320 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
15321 * c-opts.c (c_common_handle_option): Wall enables
15322 Wvolatile-register-var.
15323 * common.opt: Move Wvolatile-register-var to...
15326 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15328 * common.opt (Wlarger-than=): New.
15329 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
15331 * opts.c (common_handle_option): Handle -Wlarger-than=.
15332 * optc-gen.awk: Likewise.
15333 * opth-gen.awk: Likewise.
15334 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
15335 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15337 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15339 * c-common.c (match_case_to_enum_1): Add appropriate
15340 OPT_W* parameter to warning.
15341 (c_do_switch_warnings): Likewise.
15342 * c-typeck.c (warning_init): Add one more parameter following
15343 'warning' function.
15344 (push_init_level): Update call to warning_init.
15345 (pop_init_level): Likewise.
15346 (add_pending_init): Likewise.
15347 (output_init_element: Likewise.
15349 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15352 * toplev.c (toplev_main): If there are warnings or error, print
15353 errors for ignored options.
15354 * opts.c (ignored_options): New static variable.
15355 (postpone_unknown_option_error): New.
15356 (print_ignored_options): New.
15357 (handle_option): Postpone errors for unknown -Wno-* options.
15358 * opts.h (print_ignored_options): Declare.
15360 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
15362 * config/mips/mips.md (loadgp_blockage, blockage): Change type
15365 2008-02-25 Richard Guenther <rguenther@suse.de>
15368 2008-02-25 Richard Guenther <rguenther@suse.de>
15370 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15371 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15372 (lookup_decl_from_uid): Declare.
15373 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15374 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15375 (decl_for_uid_map): New global hashtable mapping DECL_UID
15377 (init_ttree): Allocate it.
15378 (insert_decl_to_uid_decl_map): New helper function.
15379 (make_node_stat): Insert new decls into the map.
15380 (copy_node_stat): Likewise.
15381 (lookup_decl_from_uid): New function.
15382 (print_decl_for_uid_map_statistics): New helper.
15383 (dump_tree_statistics): Call it.
15385 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15386 (referenced_var_iterator): Adjust.
15387 (FOR_EACH_REFERENCED_VAR): Adjust.
15388 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15389 (num_referenced_vars): Adjust.
15390 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15391 (first_referenced_var): Remove.
15392 (end_referenced_vars_p): Likewise.
15393 (next_referenced_var): Likewise.
15394 (referenced_var_iterator_set): New helper function.
15395 * tree-dfa.c (referenced_var_lookup): Adjust.
15396 (referenced_var_check_and_insert): Likewise.
15397 (remove_referenced_var): Likewise.
15398 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15399 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15400 (verify_call_clobbering): Likewise.
15401 (verify_memory_partitions): Likewise.
15402 (init_tree_ssa): Allocate bitmap instead of hashtable for
15404 (delete_tree_ssa): Adjust.
15405 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15406 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15407 (compute_tag_properties): Likewise.
15408 (set_initial_properties): Likewise.
15409 (find_partition_for): Likewise.
15410 (update_reference_counts): Likewise.
15411 (dump_may_aliases_for): Likewise.
15412 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15413 (add_call_clobber_ops): Likewise.
15414 (add_call_read_ops): Likewise.
15415 (get_asm_expr_operands): Likewise.
15416 * tree-into-ssa.c (dump_decl_set): Likewise.
15417 (update_ssa): Likewise.
15418 * tree-sra.c (scan_function): Likewise.
15419 (decide_instantiations): Likewise.
15420 (scalarize_parms): Likewise.
15421 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15422 (dsa_named_for): Likewise.
15423 * tree-ssa-structalias.c (update_alias_info): Likewise.
15424 (merge_smts_into): Likewise.
15426 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15429 * doc/invoke.texi (-fcx-limited-range): Document new option.
15430 * toplev.c (process_options): Handle -fcx-fortran-rules.
15431 * common.opt: Add documentation for -fcx-fortran-rules.
15433 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
15436 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
15437 actual behaviour and C99.
15439 2008-02-26 Ben Elliston <bje@au.ibm.com>
15441 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
15442 (ASM_CPU_POWER6_SPEC): Likewise.
15443 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
15444 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
15445 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
15447 2008-02-25 Richard Guenther <rguenther@suse.de>
15449 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15450 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15451 (lookup_decl_from_uid): Declare.
15452 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15453 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15454 (decl_for_uid_map): New global hashtable mapping DECL_UID
15456 (init_ttree): Allocate it.
15457 (insert_decl_to_uid_decl_map): New helper function.
15458 (make_node_stat): Insert new decls into the map.
15459 (copy_node_stat): Likewise.
15460 (lookup_decl_from_uid): New function.
15461 (print_decl_for_uid_map_statistics): New helper.
15462 (dump_tree_statistics): Call it.
15464 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15465 (referenced_var_iterator): Adjust.
15466 (FOR_EACH_REFERENCED_VAR): Adjust.
15467 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15468 (num_referenced_vars): Adjust.
15469 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15470 (first_referenced_var): Remove.
15471 (end_referenced_vars_p): Likewise.
15472 (next_referenced_var): Likewise.
15473 (referenced_var_iterator_set): New helper function.
15474 * tree-dfa.c (referenced_var_lookup): Adjust.
15475 (referenced_var_check_and_insert): Likewise.
15476 (remove_referenced_var): Likewise.
15477 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15478 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15479 (verify_call_clobbering): Likewise.
15480 (verify_memory_partitions): Likewise.
15481 (init_tree_ssa): Allocate bitmap instead of hashtable for
15483 (delete_tree_ssa): Adjust.
15484 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15485 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15486 (compute_tag_properties): Likewise.
15487 (set_initial_properties): Likewise.
15488 (find_partition_for): Likewise.
15489 (update_reference_counts): Likewise.
15490 (dump_may_aliases_for): Likewise.
15491 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15492 (add_call_clobber_ops): Likewise.
15493 (add_call_read_ops): Likewise.
15494 (get_asm_expr_operands): Likewise.
15495 * tree-into-ssa.c (dump_decl_set): Likewise.
15496 (update_ssa): Likewise.
15497 * tree-sra.c (scan_function): Likewise.
15498 (decide_instantiations): Likewise.
15499 (scalarize_parms): Likewise.
15500 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15501 (dsa_named_for): Likewise.
15502 * tree-ssa-structalias.c (update_alias_info): Likewise.
15503 (merge_smts_into): Likewise.
15505 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
15508 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
15509 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
15510 * alias.h (nonoverlapping_memrefs_p): Likewise.
15512 2008-02-25 Jan Beulich <jbeulich@novell.com>
15514 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
15515 * config/i386/netware-libgcc.exp: Add __bswap?i2,
15516 __emultls_get_address, __emultls_register_common,
15517 __floatundi?f, and _Unwind_GetIPInfo.
15518 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
15519 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
15520 (gen_regparm_prefix): Likewise.
15521 (i386_nlm_encode_section_info): Sync with
15522 config/i386/winnt.c:i386_pe_encode_section_info().
15523 (i386_nlm_maybe_mangle_decl_assembler_name): New.
15524 i386_nlm_mangle_decl_assembler_name): New.
15525 (netware_override_options): New.
15526 * config/i386/netware.h (netware_override_options): Declare.
15527 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
15528 (i386_nlm_mangle_decl_assembler_name): Declare.
15529 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
15531 2008-02-25 Ben Elliston <bje@au.ibm.com>
15534 * c-decl.c (grokdeclarator): Remove unused local variables
15535 `typedef_type' and `type_as_written'.
15537 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
15538 unused local variable `has_hot_blocks'.
15539 (fix_crossing_conditional_branches): Remove unused local variable
15542 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
15544 PR middle-end/19984
15545 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
15546 using DEF_C99_BUILTIN.
15547 (BUILT_IN_NANF): Ditto.
15548 (BUILT_IN_NANL): Ditto.
15550 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
15551 Revital Eres <eres@il.ibm.com>
15553 * modulo-sched.c (calculate_must_precede_follow): Address TODO
15554 regarding the order of two dependent insns in the same row.
15556 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
15558 * stor-layout.c (layout_decl): Do not bump the alignment of a
15559 bit-field to more than byte alignment if it is packed.
15561 2008-02-24 David Edelsohn <edelsohn@gnu.org>
15563 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
15566 2008-02-24 Diego Novillo <dnovillo@google.com>
15568 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
15571 * tree-vrp.c (vrp_evaluate_conditional): With
15572 -Wtype-limits, emit a warning when comparing against a
15573 constant outside the natural range of OP0's type.
15574 * c.opt (Wtype-limits): Move ...
15575 * common.opt (Wtype-limits): ... here.
15577 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
15579 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
15580 * config/rs6000/e300c2c3.md: New file.
15581 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15583 (rs6000_override_options): Add e300c2 and e300c3 cases to
15584 processor_target_table. Do not allow usage of Altivec or Spe
15585 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
15586 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
15587 * config/rs6000/rs6000.h (processor_type): Add
15588 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
15589 (ASM_CPU_SPEC): Add e300c2 and e300c3.
15590 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
15591 and ppce300c3. Include e300c2c3.md.
15593 2008-02-23 David Edelsohn <edelsohn@gnu.org>
15595 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
15596 instead of TARGET_STRICT_ALIGN.
15598 2008-02-23 Joseph Myers <joseph@codesourcery.com>
15600 * explow.c (memory_address): Assert that the generated address is
15603 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15606 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
15607 * config/darwin-ppc-ldouble-patch.def: New file.
15608 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
15609 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
15610 SUBTARGET_INIT_BUILTINS if defined.
15611 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
15614 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15617 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
15618 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
15620 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
15623 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
15624 file" warning condtional on -Winvalid-PCH.
15626 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15628 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
15630 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
15634 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
15635 prevent reload from using MMX registers.
15636 (*mov<mode>_internal): Ditto.
15637 (*movv2sf_internal_rex64): Ditto.
15638 (*movv2sf_internal): Ditto.
15640 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15642 PR documentation/31569
15643 * doc/install.texi2html: Use makeinfo --no-number-sections.
15645 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15647 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
15648 ensure that we can address an entire entity > 8 bytes. Don't
15649 generate reg+reg addressing for such data.
15651 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15653 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
15654 strings when optimizing for size, unless the target cares about
15657 2008-02-22 Tom Tromey <tromey@redhat.com>
15659 * regclass.c (current_pass): Remove declaration.
15661 2008-02-22 Anatoly Sokolov <aesok@post.ru>
15663 * config/avr/libgcc.S (__RAMPZ__): Define.
15664 (__do_copy_data): Add for devices with 128KB code memory.
15666 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
15668 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15670 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
15672 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
15674 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
15677 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15680 * c-typeck.c (build_binary_op): Warn about floating point
15681 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
15683 2008-02-21 Janis Johnson <janis187@us.ibm.com>
15686 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
15687 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
15689 (rs6000_override_options): Set altivec_abi as default, not override,
15690 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
15691 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
15692 is used; use new member spe_abi.
15693 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
15694 spe_abi and altivec_abi.
15696 2008-02-22 Tomas Bily <tbily@suse.cz>
15698 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
15700 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15703 * config.build (build_file_translate): Set to `CMD //c' only if
15705 * Makefile.in (build_file_translate): Improve comment.
15707 2008-02-21 Jan Hubicka <jh@suse.cz>
15709 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
15710 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
15711 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
15713 2008-02-21 Michael Matz <matz@suse.de>
15716 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
15718 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
15720 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
15721 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
15722 as insn constraint.
15723 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
15724 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
15725 SSE_VEC_FLOAT_MODE_P as insn constraint.
15726 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
15727 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
15728 sse4a_movntdf using MODEF mode iterator.
15729 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
15730 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
15731 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
15732 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
15733 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
15734 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
15735 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
15737 2008-02-21 Richard Guenther <rguenther@suse.de>
15739 * tree.def (PAREN_EXPR): New tree code.
15740 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
15742 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
15743 * expr.c (expand_expr_real_1): Likewise.
15744 * tree-inline.c (estimate_num_insns_1): Likewise.
15745 * tree-complex.c (expand_complex_move): Likewise.
15746 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
15749 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15752 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
15754 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
15757 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
15759 * config/sh/sh.c (find_barrier): Don't go past
15760 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
15762 2008-02-20 DJ Delorie <dj@redhat.com>
15764 * config/h8300/h8300.md (insv): Force source operand to be a register.
15766 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
15767 as a jump, not as a plain insn.
15769 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
15771 * doc/invoke.texi (Warning Options): Add new option
15772 -Wframe-larger-than=.
15773 (-Wframe-larger-than): Document.
15775 * flags.h (warn_frame_larger_than, frame_larger_than_size):
15776 Add declarations for new option variables.
15778 * final.c (final_start_function): Check the frame size
15779 before emission and issue a Wframe-larger-than warning.
15781 * opts.c (warn_frame_larger_than, frame_larger_than_size):
15782 Add definitions for new option variables.
15783 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
15785 * common.opt (Wframe-larger-than=): New option.
15787 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15789 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
15790 (<sse>_div<mode>3): Ditto.
15791 (<sse>_vmdiv<mode>3): Ditto.
15792 (<sse>_vmsqrt<mode>2): Ditto.
15793 (*smax<mode>3): Ditto.
15794 (sse5_frcz<mode>2): Ditto.
15795 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
15796 as insn constraint.
15798 2008-02-20 Richard Guenther <rguenther@suse.de>
15800 PR middle-end/35265
15801 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
15802 be happy with INTEGRAL_TYPE_P.
15804 2008-02-20 Richard Guenther <rguenther@suse.de>
15806 * fold-const.c (split_tree): Associate floatig-point expressions
15807 if flag_associative_math is set.
15809 2008-02-20 Richard Guenther <rguenther@suse.de>
15811 * tree.h (fold_real_zero_addition_p): Declare.
15812 * fold-const.c (fold_real_zero_addition_p): Export.
15813 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
15814 floating-point operations with zero and one.
15816 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
15818 * doc/install.texi: Correct references to CFLAGS, replacing them
15819 with BOOT_CFLAGS. Document flags used during bootstrap for
15822 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
15824 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
15825 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
15826 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
15828 (smin<mode>3): Ditto from similar patterns.
15829 (smax<mode>3): Ditto.
15830 (*ieee_smin<mode>3): Ditto.
15831 (*ieee_smax<mode>3): Ditto.
15832 * config/i386/sse.md (sse): New mode attribute.
15833 (mov<mode>): Macroize expander from movv4sf and movv2df using
15834 SSEMODEF2P mode iterator.
15835 (<sse>_movnt<mode>): Ditto from similar patterns. Use
15836 SSE_VEC_FLOAT_MODE_P as insn constraint.
15837 (storent<mode>): Ditto.
15838 (storent<mode>): Macroize expander from storentsf and storentdf using
15839 MODEF mode iterator.
15840 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
15841 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
15842 (abs<mode>2): Ditto from similar patterns.
15843 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
15844 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
15845 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
15846 (<sse>_vmsqrt<mode>2): Ditto.
15847 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
15848 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
15849 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
15850 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
15851 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
15852 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
15853 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
15855 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
15856 iterator and SSE_FLOAT_MODE_P as insn constraint.
15857 (<sse>_ucomi): Ditto from similar patterns.
15858 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
15859 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
15860 SSE_VEC_FLOAT_MODE_P as insn constraint.
15861 (vcond<mode>): Ditto from similar patterns.
15862 (and<mode>3, *and<mode>3): Ditto.
15863 (<sse>_nand<mode>3): Ditto.
15864 (ior<mode>3, *ior<mode>3): Ditto.
15865 (xor<mode>3, *xor<mode>3): Ditto.
15866 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
15867 iterator and SSE_FLOAT_MODE_P as insn constraint.
15868 (*nand<mode>3): Ditto from similar patterns.
15869 (*ior<mode>3): Ditto.
15870 (*xor<mode>3): Ditto.
15872 2008-02-20 Ira Rosen <irar@il.ibm.com>
15874 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
15875 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
15876 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
15878 2008-02-19 Jan Hubicka <jh@suse.cz>
15880 * predict.c (tree_bb_level_predictions): Remove variable next
15881 mistakely introduced by previous commit.
15883 2008-02-19 Jan Hubicka <jh@suse.cz>
15885 * predict.c (predict_paths_leading_to): Rewrite.
15886 (predict_paths_for_bb): New.
15887 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
15889 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15892 * Makefile.in (build_file_translate): New.
15893 (gcc-vers.texi): Use it for translating $(abs_srcdir).
15894 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
15895 * configure.ac (build_file_translate): Substitute it.
15896 * configure: Regenerate.
15898 2008-02-19 Jan Hubicka <jh@suse.cz>
15900 PR rtl-optimization/34408
15901 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
15904 2008-02-19 Jan Hubicka <jh@suse.cz>
15906 PR middle-end/28779
15907 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
15910 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
15913 * config/i386/i386-modes.def: Revert the last DI alignment
15914 change until Ada people can look into it.
15916 2008-02-19 Nick Clifton <nickc@redhat.com>
15918 * opts.c (print_specific_help): Fix typo in --help text.
15920 2008-02-19 Jakub Jelinek <jakub@redhat.com>
15923 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
15924 32-bit inline asm without asm alternatives for host GCC < 3.0.
15926 2008-02-19 Richard Guenther <rguenther@suse.de>
15928 PR tree-optimization/34989
15929 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
15930 Allow propagation to INDIRECT_REF if we can simplify only.
15932 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15934 * c-common.c (warn_for_collisions_1): Use appropriate option when
15937 2008-02-19 Nick Clifton <nickc@redhat.com>
15940 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
15941 (handle_options): Fix indentation.
15942 (print_filtered_help): If no language-specific options were
15943 displayed tell the user how to list all the options supported by
15944 the language's front-end.
15945 (print_specific_help): Fix indentation and remove duplicate line.
15946 (common_handle_option): Handle the -v option.
15947 For --help enable the display of undocumented options if the -v
15948 switch has been included on the command line.
15949 For --help= check for overlaps in the arguments between the option
15950 classes and the language names and issue a warning when they
15951 cannot be disambiguated.
15952 * c.opt (v): Pass on to the common option handler.
15954 2008-02-19 Revital Eres <eres@il.ibm.com>
15956 * modulo-sched.c (sms_schedule): Change dump message when
15957 create_ddg function fails.
15958 (try_scheduling_node_in_cycle): Rename row to cycle.
15959 (print_partial_schedule): Rename CYCLE to ROW.
15961 2008-02-19 Christian Bruel <christian.bruel@st.com>
15962 Zdenek Dvorak <ook@ucw.cz>
15964 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
15966 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
15969 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
15970 (*x86_movdicc_0_m1_se): Ditto.
15972 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
15974 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
15975 (CMPtype): Define as __gcc_CMPtype.
15976 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
15977 (CMPtype): Define as __gcc_CMPtype.
15979 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
15981 Support valgrind 3.3 for --enable-checking=valgrind.
15982 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
15984 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
15985 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
15986 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
15987 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
15988 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
15989 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
15990 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
15992 * ggc-zone.c: Similar.
15993 * ggc-page.c: Similar.
15995 2008-02-19 Paul Brook <paul@codesourcery.com>
15998 * config/arm/ieee754-df.S: Fix do_it typo.
15999 * config/arm/ieee754-sf.S: Fix do_it typo.
16001 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16004 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16005 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16006 (OPTION_MASK_ISA_SSE_SET): Likewise.
16007 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16008 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16009 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16010 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16011 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16012 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16013 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16014 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16015 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16016 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16017 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16018 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16019 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16020 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16021 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16022 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16023 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16024 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16025 (OPTION_MASK_ISA_SSE4): Removed.
16026 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16027 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16028 (override_options): Don't turn on implied SSE/MMX bits in
16031 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16033 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16036 2008-02-18 Joey Ye <joey.ye@intel.com>
16038 PR middle-end/34921
16039 * tree-nested.c (insert_field_into_struct): Set type alignment
16040 to field alignment if the former is less than the latter.
16042 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16044 * BASE-VER: Set to 4.4.0.
16046 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16048 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16049 * doc/cfg.texi: Likewise.
16050 * doc/extend.texi: Likewise.
16051 * doc/gty.texi: Likewise.
16052 * doc/invoke.texi: Likewise.
16053 * doc/loop.texi: Likewise.
16054 * doc/md.texi: Likewise.
16055 * doc/passes.texi: Likewise.
16056 * doc/rtl.texi: Likewise.
16057 * doc/sourcebuild.texi: Likewise.
16058 * doc/tm.texi: Likewise.
16059 * doc/tree-ssa.texi: Likewise.
16061 2008-02-17 Richard Guenther <rguenther@suse.de>
16063 PR middle-end/35227
16064 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16065 without default definition.
16067 2008-02-17 Richard Guenther <rguenther@suse.de>
16069 PR tree-optimization/35231
16070 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16073 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16076 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16077 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16078 libgcc_cmp_return mode.
16080 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16083 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16085 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16087 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
16090 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16092 * doc/c-tree.texi: Use `@.' where appropriate.
16093 * doc/extend.texi: Likewise.
16094 * doc/install.texi: Likewise.
16095 * doc/invoke.texi: Likewise.
16096 * doc/loop.texi: Likewise.
16097 * doc/makefile.texi: Likewise.
16098 * doc/md.texi: Likewise.
16099 * doc/passes.texi: Likewise.
16100 * doc/standards.texi: Likewise.
16101 * doc/tm.texi: Likewise.
16103 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16105 PR middle-end/35196
16106 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
16108 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
16109 rather than in entry_bb.
16111 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16113 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16114 libgcc_cmp_return mode.
16116 2008-02-15 Jakub Jelinek <jakub@redhat.com>
16118 PR middle-end/35130
16119 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
16120 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
16122 2008-02-15 Richard Guenther <rguenther@suse.de>
16123 Zdenek Dvorak <ook@ucw.cz>
16125 PR tree-optimization/35164
16126 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
16127 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
16128 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16129 Only propagate addresses which do not have abnormal SSA_NAMEs
16132 2008-02-15 Joseph Myers <joseph@codesourcery.com>
16135 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
16137 2008-02-15 Jan Hubicka <jh@suse.cz>
16139 PR middle-end/35149
16140 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
16142 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16144 PR middle-end/34621
16145 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
16146 when calculating alignment_pad.
16148 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16150 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
16151 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
16152 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
16153 and STACK_BOUNDARY define.
16155 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
16157 PR preprocessor/35061
16158 * c-pragma.c (handle_pragma_pop_macro): Check that
16159 pushed_macro_table has been allocated.
16161 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
16163 PR middle-end/35136
16164 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
16165 (force_gimple_operand): Likewise.
16166 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
16167 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
16168 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
16169 (find_interesting_uses_address): Check addressability and alignment
16170 of the base expression only after substituting bases of IVs into it.
16172 2008-02-14 Michael Matz <matz@suse.de>
16175 * function.c (instantiate_virtual_regs_in_insn): Reload address
16176 before falling back to reloading the whole operand.
16178 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
16180 * config/s390/s390.c (s390_mainpool_start): Emit the pool
16181 before the first section switch note.
16183 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16185 * doc/bugreport.texi: Update copyright years.
16186 * doc/c-tree.texi: Likewise.
16187 * doc/cfg.texi: Likewise.
16188 * doc/cpp.texi: Likewise.
16189 * doc/cppinternals.texi: Likewise.
16190 * doc/fragments.texi: Likewise.
16191 * doc/frontends.texi: Likewise.
16192 * doc/gcc.texi: Likewise.
16193 * doc/gty.texi: Likewise.
16194 * doc/hostconfig.texi: Likewise.
16195 * doc/implement-c.texi: Likewise.
16196 * doc/libgcc.texi: Likewise.
16197 * doc/loop.texi: Likewise.
16198 * doc/makefile.texi: Likewise.
16199 * doc/options.texi: Likewise.
16200 * doc/passes.texi: Likewise.
16201 * doc/rtl.texi: Likewise.
16202 * doc/sourcebuild.texi: Likewise.
16203 * doc/standards.texi: Likewise.
16204 * doc/tree-ssa.texi: Likewise.
16205 * doc/trouble.texi: Likewise.
16207 * doc/extend.texi: Use @: or add comma where appropriate.
16208 * doc/invoke.texi: Likewise.
16209 * doc/tm.texi: Likewise.
16211 2008-02-14 Alan Modra <amodra@bigpond.net.au>
16214 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
16217 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
16219 * doc/md.texi (clz, ctz): Add reference.
16220 * doc/rtl.texi (clz, ctz): Likewise.
16222 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16225 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
16228 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
16230 * config/s390/s390.c (struct constant_pool): New field
16231 emit_pool_after added.
16232 (s390_mainpool_start): Set the emit_pool_after flag according
16233 to the section switch notes.
16234 (s390_mainpool_finish): Consider emit_pool_after when emitting
16235 the literal pool at the end of the function.
16236 (s390_chunkify_start): Force literal pool splits at section
16239 2008-02-13 Michael Matz <matz@suse.de>
16242 * var-tracking.c (clobber_variable_part): Correctly traverse the
16245 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16248 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
16249 Add -fdump-ipa-inline.
16250 * tree-dump.c (dump_files): Remove tree-inlined dump.
16251 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
16253 2008-02-12 Richard Guenther <rguenther@suse.de>
16255 PR tree-optimization/35171
16256 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
16259 2008-02-12 Richard Guenther <rguenther@suse.de>
16261 PR middle-end/35163
16262 * fold-const.c (fold_widened_comparison): Use get_unwidened in
16263 value-preserving mode. Disallow final truncation.
16265 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
16267 PR middle-end/35136
16268 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
16269 code from here to...
16270 (force_gimple_operand): ...here.
16272 2008-02-12 Jakub Jelinek <jakub@redhat.com>
16275 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
16276 non-compatible pointers.
16277 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
16278 different FIELD_DECLs, try harder by comparing field offsets, sizes
16281 PR inline-asm/35160
16282 * function.c (match_asm_constraints_1): Don't replace the same input
16285 2008-02-12 Anatoly Sokolov <aesok@post.ru>
16287 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
16288 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
16289 (expand_epilogue): Restore RAMPZ register.
16290 * config/avr/avr.md (RAMPZ_ADDR): New constant.
16292 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
16294 * config/i386/cygwin.asm: (__alloca): Correct calling
16295 convention and alignment.
16296 (__chkstk): Force 8 byte stack alignment.
16298 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
16299 Richard Guenther <rguenther@suse.de>
16301 PR tree-optimization/33992
16302 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
16303 the zero we compare against.
16305 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
16307 PR libfortran/35063
16308 * gthr-win32.h (__gthread_mutex_destroy_function): New function
16309 to CloseHandle after unlocking to prevent accumulation of handle
16312 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16314 PR middle_end/34150
16315 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
16316 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
16317 and update LABEL_NUSES during and after reload.
16319 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
16321 PR middle-end/34627
16322 * combine.c (simplify_if_then_else): Make sure the comparison is
16323 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
16325 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
16328 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
16329 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
16330 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
16331 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
16332 * tree.h (get_type_static_bounds): Likewise.
16334 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16336 * doc/invoke.texi (Option Summary, C++ Dialect Options)
16337 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16338 Make -Wfoo language annotations match what the compiler outputs.
16340 2008-02-08 Sa Liu <saliu@de.ibm.com>
16342 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
16343 intrinsics spu_convts, spu_convtu, spu_convtf.
16345 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
16347 * doc/extend.texi (Function Attributes) <noinline>: Mention
16348 asm ("") as method to keep calls.
16350 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16353 * doc/options.texi (Options): Replace references to opts.sh with
16355 * opts-common.c: Likewise.
16356 * optc-gen.awk: Likewise.
16358 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
16360 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
16362 2008-02-07 Richard Henderson <rth@redhat.com>
16365 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
16366 EXPR_LIST for the REG_EQUAL instead of a comparison with a
16369 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
16371 PR tree-optimization/35085
16372 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
16373 for operand entry oe2 in addition to operand entry oe3 in order to
16374 expose more opportunities for vectorizer sum reduction.
16376 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16379 * Makefile.in (LIBS): Remove $(GMPLIBS).
16380 (cc1-dummy, cc1): Add $(GMPLIBS).
16382 2008-02-06 Jan Hubicka <jh@suse.cz>
16385 * i386.md (moddf_integer): Do not produce partial memory stalls for
16386 targets where it hurts.
16388 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
16391 * optabs.c (expand_float): Do not check for decimal modes when
16392 expanding unsigned integer through signed conversion.
16394 2008-02-06 Nick Clifton <nickc@redhat.com>
16396 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
16397 inside the clobber with a match_operand and duplicated operand
16398 number in the constraint.
16399 (ineqbranchsi): Delete redundant comment.
16401 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
16403 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
16404 builtin_define ("__USE_INIT_FINI__").
16405 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
16407 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
16409 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16411 PR documentation/30330
16412 * doc/invoke.texi (C++ Dialect Options)
16413 (Objective-C and Objective-C++ Dialect Options, Warning Options):
16414 For each warning option -Wfoo that allows -Wno-foo, ensure both
16415 -Wfoo and -Wno-foo are listed in the option index. Fix index
16416 entry of -Wswitch-default, index -Wnormalized= including the
16417 `=', and -Wlarger-than-@var{len} including @var{len}.
16419 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16421 * config/i386/i386.md (floatunssisf2): Use
16422 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
16423 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
16424 Macroize expander using MODEF mode iterator.
16426 2008-02-05 Diego Novillo <dnovillo@google.com>
16428 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
16431 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
16433 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16436 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
16438 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
16441 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
16442 to indicate if a message should be generated.
16443 (init_cumulative_args): Updated.
16444 (function_value_32): Likewise.
16446 2008-02-05 Joseph Myers <joseph@codesourcery.com>
16448 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
16450 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
16453 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
16454 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
16456 2008-02-04 Diego Novillo <dnovillo@google.com>
16458 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
16461 * tree-vrp.c (vrp_evaluate_conditional): With
16462 -Wtype-limits, emit a warning when comparing against a
16463 constant outside the natural range of OP0's type.
16465 2008-02-04 Richard Guenther <rguenther@suse.de>
16467 PR middle-end/33631
16468 * expr.c (count_type_elements): Give for unions instead of
16471 2008-02-04 Richard Guenther <rguenther@suse.de>
16473 PR middle-end/35043
16474 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
16475 to TYPE_DOMAINs base type instead of using bitsizetype here.
16477 2008-02-03 Jason Merrill <jason@redhat.com>
16479 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
16481 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16484 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
16485 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
16486 (RS/6000 and PowerPC Options): Fix typos and markup.
16487 * doc/passes.texi (Tree-SSA passes): Likewise.
16489 2008-02-02 Michael Matz <matz@suse.de>
16492 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
16493 from record_last_reg_set_info.
16494 (record_last_reg_set_info): Take an RTX argument, iterate over all
16495 constituent hardregs.
16496 (record_last_set_info, record_opr_changes): Change calls to
16497 new signature or to record_last_reg_set_info_regno.
16499 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
16501 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
16503 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
16505 PR rtl-optimization/34773
16506 * reg-notes.def (EQUAL): Mention significance of combination of
16507 REG_EQUAL and REG_RETVAL.
16508 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
16509 insn that has a REG_RETVAL.
16511 2008-02-01 Roger Sayle <roger@eyesopen.com>
16514 * configure.ac (--enable-fixed-point): Disable unless explicitly
16516 * configure: Regenerate.
16518 2008-02-01 Richard Guenther <rguenther@suse.de>
16521 * invoke.texi (-finline-limit): Remove no longer true parts
16522 of the documentation. Note that there is no default value.
16524 2008-02-01 Andrew Pinski <pinskia@gmail.com>
16525 Mark Mitchell <mark@codesourcery.com>
16526 Ben Elliston <bje@au.ibm.com>
16529 * doc/extend.texi (Other Builtins): Document.
16531 2008-01-31 Tom Browder <tom.browder@gmail.com>
16533 * doc/c-tree.texi (Types): Fix grammar.
16534 (Expression trees): Ditto.
16535 * doc/passes.texi (Tree-SSA passes): Ditto.
16537 * doc/configterms.texi (Configure Terms): Fix typo.
16538 * doc/cpp.texi (Common Predefined Macros): Ditto.
16539 * doc/md.texi (Machine Constraints): Ditto.
16541 * doc/makefile.texi (Makefile): Add comma.
16543 2008-01-31 Tom Browder <tom.browder@gmail.com>
16544 Gerald Pfeifer <gerald@pfeifer.com>
16546 * doc/sourcebuild.texi (Front End): Remove references to CVS
16547 and CVSROOT/modules.
16548 (Texinfo Manuals): Replace reference to CVS by one to SVN.
16549 (Back End): Remove reference to CVS.
16551 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16554 * config/mips/mips.c (gen_load_const_gp): New function, taking a
16556 (mips16_gp_pseudo_reg): ...here.
16557 * config/mips/mips.md (load_const_gp): Replace with...
16558 (load_const_gp_<mode>): ...this :P-based insn.
16560 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16562 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
16563 options. Minor fixes.
16564 (-std): Move reference to standards closer to where language
16565 standards are first mentioned.
16567 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
16569 PR rtl-optimization/34995
16570 * reload.c (alternative_allows_const_pool_ref): Take an rtx
16571 parameter and return a bool. If the rtx parameter is nonnull,
16572 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
16573 (find_reloads): Update call accordingly. Pass the new operand
16574 if it needed no address reloads, otherwise pass null.
16576 2008-01-30 Richard Henderson <rth@redhat.com>
16579 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
16580 for unbounded arrays.
16582 2008-01-30 Silvius Rus <rus@google.com>
16584 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
16586 2008-01-30 Jan Hubicka <jh@suse.cz>
16589 * i386.c (init_cumulative_args): Use real function declaration when
16592 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
16594 PR rtl-optimization/34998
16595 * global.c (build_insn_chain): Treat non-subreg_lowpart
16596 SUBREGs of pseudos as clobbering all the words covered by the
16597 SUBREG, not just all the bytes.
16598 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
16599 original df_ref rather than an extract parameter.
16600 (global_conflicts): Update call accordingly.
16602 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
16604 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
16605 the overflow check to make it easier to read.
16606 (__fixtfdi): Change the type of the ll member in union
16607 long_double to UDItype_x.
16609 2008-01-30 Jakub Jelinek <jakub@redhat.com>
16611 PR middle-end/34969
16612 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
16613 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
16614 * tree-inline.c (fold_marked_statements): Call
16615 cgraph_update_edges_for_call_stmt if folding a call statement.
16616 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
16617 debug_generic_stmt calls, reset it back afterwards.
16620 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
16622 * c-typeck.c (build_external_ref): Don't pedwarn about
16623 static vars in current function's scope.
16625 2008-01-29 Joseph Myers <joseph@codesourcery.com>
16627 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
16629 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
16632 * ipa-struct-reorg.c: Fix spelling.
16633 * params.def: Ditto.
16635 2008-01-29 Richard Guenther <rguenther@suse.de>
16637 PR middle-end/35006
16638 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
16640 * tree-inline.c (remap_type): Increment remapping_type_depth
16641 around remapping types.
16642 (copy_body_r): Only add referenced variables if they are referenced
16643 from code, not types.
16645 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
16656 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
16657 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
16659 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
16662 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
16663 pointer for tiny stack.
16665 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16667 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
16669 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
16671 * config/vx-common.h: Fix typo in comment.
16673 2008-01-28 Ian Lance Taylor <iant@google.com>
16677 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
16678 coalesce pointers if they have different DECL_NO_TBAA_P values.
16679 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
16680 between variables with different DECL_NO_TBAA_P values.
16682 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
16685 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
16686 are not legitimate small data references on SPE targets.
16688 2008-01-28 David Daney <ddaney@avtrex.com>
16690 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
16692 2008-01-28 David Daney <ddaney@avtrex.com>
16694 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
16696 2008-01-27 Joseph Myers <joseph@codesourcery.com>
16698 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
16699 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
16700 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
16701 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
16702 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16703 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
16704 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
16705 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
16707 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16709 * basic-block.h (condjump_equiv_p): Fix comment.
16711 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16713 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
16714 print_generic_stmt_indented): Fix comment.
16716 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
16718 * configure.ac (__stack_chk_fail): Add detecion for availability
16719 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
16720 * configure: Regenerate.
16722 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
16724 PR middle-end/34688
16725 * final.c (output_addr_const): Handle TRUNCATE.
16727 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
16730 * tree-ssa-loop-ivopts.c (comp_cost): New type.
16731 (zero_cost, infinite_cost): New constants.
16732 (struct cost_pair): Change type of cost to comp_cost.
16733 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
16734 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
16736 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
16737 split_address_cost, ptr_difference_cost, difference_cost,
16738 get_computation_cost_at, get_computation_cost,
16739 determine_use_iv_cost_generic, determine_use_iv_cost_address,
16740 determine_use_iv_cost_condition, determine_use_iv_costs,
16741 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
16742 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
16743 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
16744 Change type of cost to comp_cost.
16745 (determine_iv_cost): Increase cost of non-original ivs, instead
16746 of decreasing the cost of original ones.
16747 (get_address_cost): Indicate the complexity of the addressing mode
16749 (try_add_cand_for): Prefer using ivs not specific to some object.
16750 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
16752 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
16753 Janis Johnson <janis187@us.ibm.com>
16756 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
16757 (TARGET_INSTANTIATE_DECLS): Likewise.
16758 * target.h (expand_to_rtl_hook): New target hook.
16759 (instantiate_decls): Likewise.
16760 * function.c (instantiate_decl): Make non-static. Rename to...
16761 (instantiate_decl_rtl): ... this.
16762 (instantiate_expr): Use instantiate_decl_rtl.
16763 (instantiate_decls_1): Likewise.
16764 (instantiate_decls): Likewise.
16765 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
16766 * function.h (instantiate_decl_rtl): Add prototype.
16767 * cfgexpand.c (target.h): New include.
16768 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
16769 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
16770 (TARGET_INSTANTIATE_DECLS): Likewise.
16771 (TARGET_INITIALIZER): New target hooks added.
16772 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
16774 * config/rs6000/rs6000.c (tree-flow.h): New include.
16775 (machine_function): Add sdmode_stack_slot field.
16776 (rs6000_alloc_sdmode_stack_slot): New function.
16777 (rs6000_instantiate_decls): Likewise.
16778 (rs6000_secondary_memory_needed_rtx): Likewise.
16779 (rs6000_check_sdmode): Likewise.
16780 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
16781 (TARGET_INSTANTIATE_DECLS): Likewise.
16782 (rs6000_hard_regno_mode_ok): Allow SDmode.
16783 (num_insns_constant): Likewise. Handle _Decimal32 constants.
16784 (rs6000_emit_move): Handle SDmode.
16785 (function_arg_advance): Likewise.
16786 (function_arg): Likewise.
16787 (rs6000_gimplify_va_arg): Likewise. Add special handling of
16788 SDmode var args for 32-bit compiles.
16789 (rs6000_secondary_reload_class): Handle SDmode.
16790 (rs6000_output_function_epilogue): Likewise.
16791 (rs6000_function_value): Simplify if statement.
16792 (rs6000_libcall_value): Likewise.
16793 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
16794 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
16795 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
16796 (movsd_hardfloat): New define_insn.
16797 (movsd_softfloat): Likewise.
16798 (movsd_store): Likewise.
16799 (movsd_load): Likewise.
16800 (extendsddd2): Likewise.
16801 (extendsdtd2): Likewise.
16802 (truncddsd2): Likewise.
16803 (movdd_hardfloat64): Fixup comment.
16804 (UNSPEC_MOVSD_LOAD): New constant.
16805 (UNSPEC_MOVSD_STORE): Likewise.
16807 2008-01-26 Jakub Jelinek <jakub@redhat.com>
16810 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
16812 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
16813 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
16814 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
16815 and TRUTH_XOR_EXPR.
16817 2008-01-26 David Edelsohn <edelsohn@gnu.org>
16820 * config.gcc: Separate AIX 5.3 from AIX 6.1.
16821 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16822 __LONGDOUBLE128 too.
16823 * config/rs6000/aix61.h: New file.
16825 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
16827 PR rtl-optimization/34959
16828 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
16829 popcount and parity rtxes the same mode as their operand.
16830 Truncate or extend the result to the return value's mode
16833 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
16836 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
16837 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
16838 to GOT_VERSION_REGNUM.
16839 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
16840 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
16841 * config/mips/mips.c (mips_emit_call_insn): New function.
16842 (mips_call_tls_get_addr): Call mips_expand_call directly.
16843 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
16845 (mips16_build_call_stub): Likewise. Return the call insn or null.
16846 (mips_expand_call): Update the call to mips16_build_call_stub
16847 accordingly and a remove redundant condition. Assert that MIPS16
16848 stubs do not use lazy binding. Use mips_emit_call_insn and return
16850 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
16852 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
16853 (mips_avoid_hazard): Remove hazard_set handling.
16854 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
16855 (UNSPEC_RESTORE_GP): ...this.
16856 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
16857 (FAKE_CALL_REGNO): Rename to...
16858 (GOT_VERSION_REGNUM): ...this.
16859 (type): Add "ghost" value. Add an associated insn reservation.
16860 (hazard_set): Remove.
16861 (exception_receiver): Rename to...
16862 (restore_gp): ...this and update the unspec identifier accordingly.
16863 (exception_receiver, nonlocal_got_receiver): New expanders.
16864 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
16865 FAKE_CALL_REGNO. Remove hazard_set attribute.
16866 (set_got_version, update_got_version): New patterns.
16868 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
16871 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
16873 2008-01-25 Joseph Myers <joseph@codesourcery.com>
16876 * doc/install.texi2html: Generate gcc-vers.texi.
16878 2008-01-25 DJ Delorie <dj@redhat.com>
16880 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
16882 2008-01-25 Joseph Myers <joseph@codesourcery.com>
16884 * config/c4x: Remove directory.
16885 * config.gcc (crx-*, mt-*): Mark obsolete.
16886 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
16887 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
16888 sh-*-rtemscoff*): Remove cases.
16889 * defaults.h (C4X_FLOAT_FORMAT): Remove.
16890 * real.c (encode_c4x_single, decode_c4x_single,
16891 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
16892 c4x_extended_format): Remove.
16893 * real.h (c4x_single_format, c4x_extended_format): Remove.
16894 * doc/extend.texi (interrupt, naked): Remove mention of attributes
16896 (Pragmas): Remove comment about c4x pragmas.
16897 * doc/install.texi (c4x): Remove target-specific instructions.
16898 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
16899 * doc/md.texi (Machine Constraints): Remove C4x documentation.
16900 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
16901 refer to C4x source files as examples.
16902 (C4X_FLOAT_FORMAT): Remove documentation.
16904 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
16906 * config/bfin/bfin.c (override_options): Reorder tests so that
16907 flag_pic gets enabled for -msep-data.
16909 2008-01-25 Richard Guenther <rguenther@suse.de>
16911 PR middle-end/32244
16912 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
16913 to its bitfield precision if required.
16915 2008-01-25 Jakub Jelinek <jakub@redhat.com>
16917 PR middle-end/33880
16918 * tree-nested.c (walk_omp_for): New function.
16919 (convert_nonlocal_reference, convert_local_reference): Call
16920 walk_omp_for on OMP_FOR.
16921 (convert_call_expr): Call walk_body on OMP_FOR's
16922 OMP_FOR_PRE_INIT_BODY.
16924 2008-01-25 Richard Guenther <rguenther@suse.de>
16926 PR tree-optimization/34966
16927 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
16928 default defs and PHI_NODEs we have to insert after the
16929 defining statement.
16931 2008-01-24 Nick Clifton <nickc@redhat.com>
16933 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
16934 Provide a default definition.
16935 (LIBGCC2_UNITS_PER_WORD): Likewise.
16937 * config/stormy16/stormy16.c: Include df.h for the prototype
16938 for df_regs_ever_live_p.
16939 (xstormy16_expand_builtin_va_start): Convert the stack offset
16940 into a component_ref and then use POINTER_PLUS_EXPR to add it
16941 to the incoming_virtual_args_rtx.
16942 (xstormy16_gimplify_va_arg_expr): Rename to
16943 xstormy16_gimplify_va_arg_expr.
16944 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
16945 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
16946 xstormy16_gimplify_va_arg_expr.
16947 Fix up some formatting issues.
16949 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
16950 Move to predicates.md.
16951 (xs_hi_general_operand): Likewise.
16952 (xs_hi_nonmemory_operand): Likewise.
16953 * config/stormy16/predicates.md:
16954 (xstormy16_carry_plus_operand): New predicate.
16955 (xs_hi_general_operand): New predicate.
16956 (xs_hi_nonmemory_operand): New predicate.
16957 * config/stormy16/stormy16-protos.h:
16958 (xstormy16_carry_plus_operand): Delete prototype.
16959 (xs_hi_general_operand): Likewise.
16960 (xs_hi_nonmemory_operand): Likewise.
16962 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
16963 modifiers as they are no longer needed and they can trigger
16964 reload spill failures.
16966 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
16967 with a match_operand in order to help reload.
16969 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
16970 constraint with 'e' for the 8th alternative as this version of
16971 the mov.w instruction only accepts the lower 8 registers.
16973 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
16976 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
16977 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
16980 2008-01-25 Jakub Jelinek <jakub@redhat.com>
16982 PR middle-end/33333
16983 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
16985 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
16987 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
16989 (remove_structure): Update allocations list before removing structure.
16991 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
16993 * ipa-struct-reorg.c (is_safe_cond_expr,
16994 create_new_stmts_for_cond_expr): Use integer_zerop function,
16995 that recognize not only zero-pointer, but zero-integer too.
16997 2008-01-25 Ben Elliston <bje@au.ibm.com>
17000 * fixproto: Escape "." in sed expression that strips leading "./".
17002 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17005 * gcc.c (SWITCH_OK): Removed.
17006 (SWITCH_LIVE): Changed to bit.
17007 (SWITCH_FALSE): Likewise.
17008 (SWITCH_IGNORE): Likewise.
17009 (switchstr): Change live_cond to unsigned int.
17010 (process_command): Replace SWITCH_OK with 0.
17011 (do_self_spec): Likewise.
17012 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17013 (give_switch): Likewise.
17014 (used_arg): Likewise.
17015 (do_spec_1): Set the SWITCH_IGNORE bit.
17016 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17017 bits. Set the SWITCH_LIVE bit.
17019 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17021 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17023 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17025 PR tree-optimization/34472
17026 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17027 parameter to a "bool *" and set *DATA to false if there is
17028 an unsafe access. Do not delete the structure here.
17029 (check_cond_exprs): Delete it here instead.
17030 (check_cond_exprs, exclude_cold_structs): Do not increase
17031 I when removing a structure.
17033 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17036 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17037 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17039 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17041 PR middle-end/34934
17042 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17043 a fixed vector for stack.
17045 2008-01-24 Ben Elliston <bje@au.ibm.com>
17048 * doc/gcc.texi (Software development): Add a direntry for g++.
17050 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17052 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17053 stale and straggling -fforce-addr comments above.
17055 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17057 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17058 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17060 2008-01-23 Michael Matz <matz@suse.de>
17063 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17066 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17068 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17069 malloc result type.
17071 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17073 * config/avr/avr.c (avr_current_arch): New variable.
17074 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17075 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17076 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17077 (avr_override_options): Init 'avr_current_arch'.
17078 (base_arch_s): Move from here...
17079 * config/avr/avr.h (base_arch_s): ... here. Add new members
17080 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17081 'mega' to 'have_jmp_call'.
17082 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17083 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17085 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17087 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17088 MULTILIB_MATCHES): Ditto.
17090 2008-01-23 Richard Guenther <rguenther@suse.de>
17092 PR middle-end/31529
17093 * cgraphunit.c (cgraph_reset_node): Always mark the node
17094 not reachable if it is not queued already.
17096 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
17098 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
17099 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
17100 (cputype_selected): New static variable.
17101 (bfin_handle_option): Set it if -mcpu is used.
17102 (override_option): Select default set of workarounds if no cpu type
17103 selected on the command line.
17104 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
17106 From Michael Frysinger <michael.frysinger@analog.com>
17107 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
17108 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
17110 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
17111 for bf547, bf523, bf524, and bf526.
17112 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
17114 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17115 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
17116 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
17117 __ADSPBF547__ and __ADSPBF54x__ for bf547.
17118 * doc/invoke.texi (Blackfin Options): Document that
17119 -mcpu now accept bf547, bf523, bf524, and bf526.
17121 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
17123 PR rtl-optimization/34628
17124 * combine.c (try_combine): Stop and undo after the first combination
17125 if an autoincrement side-effect on the first insn has effectively
17128 2008-01-22 David Edelsohn <edelsohn@gnu.org>
17131 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
17132 Offset addresses are not valid for Altivec or paired float modes.
17134 2008-01-22 Jakub Jelinek <jakub@redhat.com>
17137 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
17138 if DECL_INITIAL (decl) is error_mark_node.
17141 * c-common.c (handle_vector_size_attribute): Only allow
17142 integral, scalar float and fixed point types. Handle OFFSET_TYPE
17143 the same way as pointer, array etc. types.
17144 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
17147 * tree.c (build_type_attribute_qual_variant): Call
17148 build_qualified_type if attributes are equal, but quals are not.
17150 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17153 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
17154 * flags.h (warn_strict_aliasing): Remove.
17155 (warn_strict_overflow): Remove.
17156 * opts.c (warn_strict_aliasing): Remove.
17157 (warn_strict_overflow): Remove.
17158 * c-opts.c (c_common_handle_option): -Wall only sets
17159 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
17160 (c_common_post_options): Give default values to -Wstrict-aliasing
17161 and -Wstrict-overflow if they are uninitialized.
17162 * common.opt (Wstrict-aliasing): Specify Var and Init.
17163 (Wstrict-overflow): Likewise.
17165 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17167 PR rtl-optimization/26854
17168 PR rtl-optimization/34400
17169 PR rtl-optimization/34884
17170 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
17172 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
17173 (df_rd_bb_info.expanded_lr_out): Deleted
17174 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
17175 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
17176 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17177 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17178 Removed code to allocate, initialize or free expanded_lr_out.
17179 (df_rd_bb_local_compute_process_def): Restructured to make more
17181 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
17182 sets if the sets are being trimmed.
17184 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
17187 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
17188 (as_vers): Likewise.
17189 * configure: Regenerated.
17191 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17193 PR middle-end/33092
17194 * tree-pass.h (pass_build_alias): New pass.
17195 * tree-ssa-alias.c (gate_build_alias): New.
17196 (pass_build_alias): New.
17197 * passes.c (init_optimization_passes): Add pass_build_alias after
17198 pass_create_structure_vars.
17200 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
17202 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
17203 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
17204 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
17205 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
17206 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
17207 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
17208 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
17209 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
17210 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
17211 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
17212 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
17213 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
17214 * config/s390/s390.md (FP_ALL): New mode iterator.
17215 (_d): New mode attribute.
17216 ("*signbit<mode>2>"): Changed mode of first operand.
17217 ("isinf<mode>2"): Changed mode of first operand.
17218 ("*TDC_insn"): Adaptation for DFP modes.
17220 2008-01-22 Ben Elliston <bje@au.ibm.com>
17222 * tree.c (check_qualified_type): Improve function description.
17224 2008-01-21 Jason Merrill <jason@redhat.com>
17227 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
17228 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
17231 2008-01-21 DJ Delorie <dj@redhat.com>
17233 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
17236 2008-01-21 Richard Guenther <rguenther@suse.de>
17238 PR middle-end/34856
17239 * tree-cfg.c (verify_expr): Allow all invariant expressions
17240 instead of just constant class ones as reference argument.
17241 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
17242 like any other constant.
17243 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17245 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
17247 * regmove.c (fixup_match_1): Update call crossed frequencies.
17249 2008-01-21 Richard Guenther <rguenther@suse.de>
17252 * tree-inline.c (setup_one_parameter): Deal with mismatched
17253 types using a VIEW_CONVERT_EXPR.
17255 2008-01-21 Alon Dayan <alond@il.ibm.com>
17256 Olga Golovanevsky <olga@il.ibm.com>
17258 PR tree-optimization/34701
17259 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
17260 when the structure size is not a power of 2.
17262 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
17264 * doc/install.texi: Add doc for --enable-checking=df.
17266 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
17268 PR rtl-optimization/34808
17269 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
17271 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17273 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
17276 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17278 PR rtl-optimization/26854
17279 PR rtl-optimization/34400
17280 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
17282 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
17283 (df_rd_bb_info.expanded_lr_out): New.
17284 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
17285 * loop_iv.c (iv_analysis_loop_init): Ditto.
17286 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
17287 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
17288 Added code to allocate, initialize or free expanded_lr_out.
17289 (df_rd_bb_local_compute_process_def): Restructured to make
17290 more understandable.
17291 (df_rd_confluence_n): Add code to do nothing with fake edges and
17292 code to no apply invalidate_by_call sets if the sets are being trimmed.
17293 (df_lr_local_finalize): Renamed to df_lr_finalize.
17294 (df_live_local_finalize): Renamed to df_live_finalize.
17296 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
17299 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
17300 deciding whether to use reciprocal instructions.
17302 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
17304 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
17305 dwarf2out_note_section_used if cold_text_section is NULL.
17307 2008-01-19 Jakub Jelinek <jakub@redhat.com>
17309 PR gcov-profile/34610
17310 * tree-cfg.c (make_edges): Mark both outgoing edges from
17311 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
17312 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
17313 from OMP_FOR and OMP_CONTINUE outgoing edges.
17315 * tree-profile.c (tree_profiling): Return early if
17316 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
17318 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
17319 from cfun to child_cfun.
17320 * function.h (struct function): Add after_tree_profile bit.
17322 2008-01-19 Anatoly Sokolov <aesok@post.ru>
17324 * config/avr/avr.S (_exit): Disable interrupt.
17326 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17327 Steven Bosscher <stevenb.gcc@gmail.com>
17329 PR rtl-optimization/26854
17330 PR rtl-optimization/34400
17331 * df-problems.c (df_live_scratch): New scratch bitmap.
17332 (df_live_alloc): Allocate df_live_scratch when doing df_live.
17333 (df_live_reset): Clear the proper bitmaps.
17334 (df_live_bb_local_compute): Only process the artificial defs once
17335 since the order is not important.
17336 (df_live_init): Init the df_live sets only with the variables
17337 found live by df_lr.
17338 (df_live_transfer_function): Use the df_lr sets to prune the
17339 df_live sets as they are being computed.
17340 (df_live_free): Free df_live_scratch.
17342 2008-01-18 Ian Lance Taylor <iant@google.com>
17344 * common.opt: Add fmerge-debug-strings.
17345 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
17346 flag_merge_debug_strings rather than flag_merge_constants.
17347 * doc/invoke.texi (Option Summary): Mention
17348 -fmerge-debug-strings.
17349 (Debugging Options): Document -fmerge-debug-strings.
17351 2008-01-18 Ian Lance Taylor <iant@google.com>
17354 * tree.h (DECL_IS_OPERATOR_NEW): Define.
17355 (struct tree_function_decl): Add new field operator_new_flag.
17356 * tree-inline.c (expand_call_inline): When inlining a call to
17357 operator new, force the return value to go into a variable, and
17358 set DECL_NO_TBAA_P on that variable.
17359 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
17361 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
17364 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
17365 DWARF2_DEBUGGING_INFO.
17366 (dwarf2out_note_section_used): Ditto. Add prototype.
17367 (have_multiple_function_sections, text_section_used,
17368 cold_text_section_used, *cold_text_sections): Move declarations
17371 2008-01-17 Bob Wilson <bob.wilson@acm.org>
17373 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
17374 field and add signal_ra.
17375 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
17376 assignments to frame state pc. Move end of stack check after
17377 MD_FALLBACK_FRAME_STATE_FOR.
17378 (uw_update_context_1): Use frame state signal_regs if set, instead
17379 of checking signal_frame flag.
17380 (uw_update_context): Use frame state signal_ra if set.
17381 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
17382 * config/xtensa/linux-unwind.h: New file.
17384 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
17386 * modulo-sched.c (get_sched_window): Fix comment typo.
17388 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
17390 PR tree-optimization/34648
17391 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
17393 2008-01-17 Anatoly Sokolov <aesok@post.ru>
17395 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
17396 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
17398 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
17400 PR rtl-optimization/34400
17401 * df-core.c (df_worklist_dataflow_overeager,
17402 df_worklist_dataflow_doublequeue): New functions.
17403 (df_worklist_dataflow): Two different worklist solvers.
17404 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
17407 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17410 * doc/invoke.texi: Document the dependence on pthread for fopenmp
17411 and ftree-parallelize-loops.
17413 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
17415 PR rtl-optimization/34826
17416 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
17418 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
17420 * global.c (find_reg): Mark the eh regs as used if necessary.
17421 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
17422 * ra.h (struct allocno): no_eh_reg field added. Changed
17423 no_stack_reg type to bitfield.
17425 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
17427 * tree.c (substitute_in_expr): Add missing 'break'.
17429 2008-01-17 Richard Guenther <rguenther@suse.de>
17431 PR tree-optimization/34825
17432 * tree-ssa-math-opts.c (is_division_by): Do not recognize
17433 x / x as division to handle.
17435 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17437 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
17438 "-pthread" is specified.
17439 * pa-hpux11.h (LIB_SPEC): Likewise.
17441 2008-01-16 Janis Johnson <janis187@us.ibm.com>
17442 Peter Bergner <bergner@vnet.ibm.com>
17444 PR rtl-optimization/33796
17445 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
17447 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17449 PR libgfortran/34699
17450 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
17452 * pa-hpux10.h (LINK_SPEC): Likewise.
17453 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
17455 2008-01-16 Richard Guenther <rguenther@suse.de>
17457 PR middle-end/32628
17458 * fold-const.c (fold_convert_const_int_from_int): Do not
17459 set overflow if that occured only because of a sign extension
17460 change when converting from/to a sizetype with the same
17461 precision and signedness.
17463 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17466 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
17467 location address to the correct place. Update copyright year.
17469 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17471 * lambda-code.c (lambda_transform_legal_p): Handle the case of
17472 no dependences in the dependence_relations vector.
17474 2008-01-16 Jan Hubicka <jh@suse.cz>
17476 PR rtl-optimization/31396
17477 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
17478 * cfg.c (dump_reg_info): Print it.
17479 * regs.h (struct reg_info_t): add freq_calls_crossed.
17480 (REG_FREQ_CALLS_CROSSED): New macro.
17481 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
17482 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
17483 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
17484 regmove_optimize): Update call crossed frequencies.
17485 * local-alloc.c (struct qty): Add freq_calls_crossed.
17486 (alloc_qty): Copute freq_calls_crossed.
17487 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
17488 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
17489 * ra.h (struct allocno): Add freq_calls_crossed.
17491 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17493 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
17494 libgomp when compiling with ftree-parallelize-loops.
17495 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
17497 2008-01-16 Richard Guenther <rguenther@suse.de>
17499 PR tree-optimization/34769
17500 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
17501 * tree.c (int_cst_value): Instead make this function more
17502 permissive in what it accepts as valid input. Document this
17503 function always sign-extends the value.
17505 2008-01-16 Jakub Jelinek <jakub@redhat.com>
17506 Richard Guenther <rguenther@suse.de>
17509 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
17510 (gimple_fold_indirect_ref_rhs): ... this.
17511 (gimple_fold_indirect_ref): New function with foldings
17512 that preserve lvalueness.
17513 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
17514 * tree-flow.h (gimple_fold_indirect_ref): Declare.
17515 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
17516 to fold an INDIRECT_REF, fall back to the old use of
17517 fold_indirect_ref_1.
17519 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
17521 * tree-data-ref.c (subscript_dependence_tester_1): Call
17522 free_conflict_function.
17523 (compute_self_dependence): Same.
17525 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
17528 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
17529 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
17531 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
17532 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
17533 for DWARF2_UNWIND_INFO targets.
17535 2008-01-16 Richard Guenther <rguenther@suse.de>
17538 * c-typeck.c (common_pointer_type): Do not merge inconsistent
17539 type qualifiers for function types.
17541 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
17543 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
17544 loop_iterator li from previous commit.
17546 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
17548 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
17550 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17552 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
17553 (parallelize_loops): Don't parallelize irreducible components.
17555 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17558 * c-opts (c_common_post_options): Do not enable CPP
17559 flag_pedantic_errors by default.
17561 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
17563 PR rtl-optimization/31944
17564 * cse.c (remove_pseudo_from_table): New function.
17565 (merge_equiv_classes): Use above function to remove pseudo-registers.
17566 (invalidate): Likewise.
17568 2008-01-13 Richard Guenther <rguenther@suse.de>
17570 PR middle-end/34601
17571 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
17572 instead of TYPE_MODE to deal with calls from expand_one_error_var.
17574 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
17576 * gcse.c (cprop_jump): Call validate_unshare_change instead of
17577 validate_change to unshare the source of the PC set.
17579 2008-01-12 Jan Hubicka <jh@suse.cz>
17581 PR middle-end/32135
17582 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
17583 references above array bounds. This might trigger bounds checks for
17584 pointers to arrays.
17586 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
17588 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
17589 new_replaceable_dependencies.
17591 2008-01-12 Doug Kwan <dougkwan@google.com>
17593 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
17594 instead of OPT_Wreturn_type in warning due to ignored return type
17596 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
17597 options included in -Wextra.
17598 * c.opt: New option -Wignored_qualifiers.
17599 * doc/invoke.texi (Warning Options, -Wextra): Add new option
17600 -Wignore_qualifiers.
17601 (-Wignored-qualifiers): Document.
17602 (-Wreturn-type): Remove description of functionality now handled
17603 by -Wignored-qualifiers.
17605 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
17608 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
17609 NOP_EXPR if it is between integral types with the same precision.
17611 2008-01-12 Jan Hubicka <jh@suse.cz>
17614 * invoke.texi (max-inline-recursive-depth): Fix default value.
17616 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
17618 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
17621 2008-01-11 Bob Wilson <bob.wilson@acm.org>
17623 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
17625 2008-01-11 James E. Wilson <wilson@specifix.com>
17628 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
17630 2008-01-11 Anatoly Sokolov <aesok@post.ru>
17632 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
17633 save/restore frame pointer register and don't use 'call-prologues'
17634 optimization in function with "OS_task" attribute.
17636 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
17638 PR middle-end/31309
17639 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
17640 when copying to memory.
17642 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
17644 PR rtl-optimization/30905
17645 * cfgcleanup.c: Include dce.h
17646 (crossjumps_occured): New global variable.
17647 (try_crossjump_bb): Exit loop after finding a fallthru edge.
17648 If something changed, set crossjumps_occured to true.
17649 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
17650 Don't add/remove fake edges to exit here...
17651 (cleanup_cfg): ...but do it here, when crossjumping.
17652 Run a fast DCE when successful crossjumps occured in the latest
17653 iteration of try_optimize_cfg.
17655 2008-01-11 Richard Guenther <rguenther@suse.de>
17657 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
17658 (struct vn_unary_op_s): Likewise.
17659 (vn_reference_insert): Free old reference on hash collision.
17661 2008-01-10 Raksit Ashok <raksit@google.com>
17663 PR rtl-optimization/27971
17664 * combine.c (find_split_point): Split PLUS expressions which are
17665 inside a MEM rtx, and whose first operand is complex.
17667 2008-01-10 DJ Delorie <dj@redhat.com>
17669 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
17670 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
17671 (m32c_hard_regno_ok): Call the underlying function.
17673 2008-01-10 Richard Guenther <rguenther@suse.de>
17675 PR middle-end/34683
17676 * tree-cfg.c (tree_merge_blocks): Do not go through the
17677 full-blown folding and stmt updating path if we just deal
17678 with virtual operands.
17679 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
17680 test for abnormal SSA_NAMEs.
17682 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
17684 PR middle-end/34641
17685 * reload.c (push_reload): Add assertions. All constants from
17686 reg_equiv_constant should have been used for replacing the respective
17688 (find_reloads_address): Invoke find_reloads_address_part for
17689 constant taken from the reg_equiv_constant array.
17691 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
17693 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
17694 field (valnum) the first in the struct. Replace bools with
17697 2008-01-10 Richard Guenther <rguenther@suse.de>
17699 PR tree-optimization/34651
17700 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
17701 types and ordering for masking and converting.
17703 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
17705 PR tree-optimization/34017
17706 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
17707 also for PHI_NODE expressions.
17709 2008-01-09 Jan Hubicka <jh@suse.cz>
17711 PR tree-optimization/34708
17712 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
17713 based on number of case labels.
17714 (init_inline_once): Remove switch_cost.
17715 * tree-inline.h (eni_weights_d): Remove switch_cost.
17717 2008-01-09 Richard Guenther <rguenther@suse.de>
17718 Andrew Pinski <andrew_pinski@playstation.sony.com>
17720 PR middle-end/30132
17721 * gimplify.c (gimplify_cond_expr): Do not create an addressable
17722 temporary if an rvalue is ok or an lvalue is not required.
17724 2008-01-09 Richard Guenther <rguenther@suse.de>
17726 PR middle-end/34458
17727 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
17728 adjust return type.
17730 2008-01-09 Richard Guenther <rguenther@suse.de>
17732 PR middle-end/34679
17733 * tree.c (host_integerp): Check for sizetype only if the
17734 type is an integer type.
17736 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
17739 * opts.c (decode_options): Disable inlining of functions called
17740 once if not in unit-at-a-time mode.
17742 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
17744 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
17746 2008-01-08 Richard Guenther <rguenther@suse.de>
17748 PR middle-end/31863
17749 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
17750 out early if the result will be unused.
17752 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17757 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17758 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
17761 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
17763 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
17764 for vectorization tuned.
17766 2008-01-08 Richard Guenther <rguenther@suse.de>
17768 PR tree-optimization/34683
17769 * tree-ssa-operands.c (operand_build_cmp): Export.
17770 * tree-ssa-operands.h (operand_build_cmp): Declare.
17771 * tree-vn.c (vuses_compare): Remove.
17772 (sort_vuses): Use operand_build_cmp.
17773 (sort_vuses_heap): Likewise.
17774 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
17775 to re-use old VEC if available. Do not sort already sorted VUSEs.
17776 (vdefs_to_vec): Do not sort already sorted VDEFs.
17778 2008-01-08 Jakub Jelinek <jakub@redhat.com>
17780 PR middle-end/34694
17781 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
17783 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
17786 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
17787 limitations of reciprocal sequences on x86 targets.
17789 2008-01-08 Richard Guenther <rguenther@suse.de>
17791 PR tree-optimization/34683
17792 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
17794 2008-01-07 Jakub Jelinek <jakub@redhat.com>
17797 * config/darwin.c (darwin_mergeable_string_section): Don't use
17798 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
17800 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
17803 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
17804 negxf2. Macroize expander using X87MODEF mode iterator. Change
17805 predicates of op0 and op1 to register_operand.
17806 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
17807 expander using X87MODEF mode iterator. Change predicates of
17808 op0 and op1 to register_operand.
17809 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
17810 corresponding patterns and macroize using MODEF macro. Change
17811 predicates of op0 and op1 to register_operand and remove
17812 "m" constraint. Disparage "r" alternative with "!".
17813 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
17814 macroize using X87MODEF macro. Change predicates of op0 and op1
17815 to register_operand and remove "m" constraint. Disparage "r"
17816 alternative with "!".
17817 (absneg splitter with memory operands): Remove.
17818 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
17819 patterns and macroize using X87MODEF mode iterator.
17820 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
17821 Change predicate of op1 to register_operand.
17822 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
17823 for memory operands.
17825 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
17827 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
17829 2008-01-07 Richard Guenther <rguenther@suse.de>
17831 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
17834 2008-01-07 Richard Guenther <rguenther@suse.de>
17836 PR tree-optimization/34683
17837 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
17838 VOPs of the needed size to save memory. Use VEC_quick_push
17839 to save compile-time.
17840 (vdefs_to_vec): Likewise.
17842 2008-01-07 Sa Liu <saliu@de.ibm.com>
17844 * config/spu/spu.md (divdf3): Genetate inline code for double
17845 division. The implementation doesn't handle INF or NAN, therefore it
17846 only applies when -ffinite-math-only is given.
17848 2008-01-06 Paolo Carlini <pcarlini@suse.de>
17851 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
17852 * doc/cpp.texi ([Common Predefined Macros]): Document.
17854 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
17856 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
17857 order to use commutative addition instead of subtraction.
17859 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17860 Mircea Namolaru <namolaru@il.ibm.com>
17861 Vladimir Yanovsky <yanov@il.ibm.com>
17862 Revital Eres <eres@il.ibm.com>
17864 PR tree-optimization/34263
17865 * tree-outof-ssa.c (process_single_block_loop_latch,
17866 contains_tree_r): New functions.
17867 (analyze_edges_for_bb): Call process_single_block_loop_latch
17868 function to empty single-basic-block latch block if possible.
17870 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17872 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
17874 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
17876 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
17878 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
17880 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
17882 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
17884 2008-01-05 Jakub Jelinek <jakub@redhat.com>
17886 PR tree-optimization/34618
17887 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
17890 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
17893 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
17894 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
17895 Update copyright year.
17897 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
17898 Update copyright year.
17899 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
17902 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
17904 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
17905 edge does not point to current bb before changing need_assert.
17907 2008-01-04 Richard Guenther <rguenther@suse.de>
17909 PR middle-end/34029
17910 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
17911 for verifying purposes if they are is_gimple_min_invariant.
17913 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
17915 PR tree-optimization/34448
17916 PR tree-optimization/34465
17917 * gimplify.c (gimplify_init_constructor): Add new parameter
17918 notify_temp_creation. Use it.
17919 (gimplify_modify_expr_rhs): Take volatiles into account when
17920 optimizing constructors.
17921 Do not optimize constructors if gimplify_init_constructor will dump to
17923 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
17924 * gcc.c-torture/compile/pr34448.c: New.
17926 2008-01-04 Jakub Jelinek <jakub@redhat.com>
17928 PR gcov-profile/34609
17929 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
17930 return_slot if result is TREE_ADDRESSABLE.
17932 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
17934 * config/mips/mips.md (sqrt_condition): Tweak comment.
17935 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
17937 2008-01-03 Tom Tromey <tromey@redhat.com>
17940 * c-common.c (c_type_hash): Handle VLAs.
17942 2008-01-03 Jan Hubicka <jh@suse.cz>
17944 PR tree-optimization/31081
17945 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
17946 0 when inlining and not inlining to first basic block.
17947 (remap_decl): When var is initialized to 0, don't set default_def.
17948 (expand_call_inline): Set entry_bb.
17949 * tree-inline.h (copy_body_data): Add entry_bb.
17951 2008-01-03 Jakub Jelinek <jakub@redhat.com>
17954 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
17957 PR tree-optimization/29484
17958 * tree-inline.c (inline_forbidden_p_2): New function.
17959 (inline_forbidden_p): Disallow inlining if some static var
17960 has an address of a local LABEL_DECL in its initializer.
17961 * doc/extend.texi (Labels as Values): Document &&foo behaviour
17964 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
17966 PR tree-optimization/34635
17967 * tree-data-ref.c (add_other_self_distances): Make sure that the
17968 evolution step is constant.
17970 2008-01-03 Jakub Jelinek <jakub@redhat.com>
17972 PR middle-end/34608
17973 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
17975 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
17977 * tree-sra.c (scalarize_init): Insert the generate_element_init
17978 statements after the generate_element_zero statements.
17980 2008-01-02 Richard Guenther <rguenther@suse.de>
17982 PR middle-end/34093
17983 PR middle-end/31976
17984 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
17985 for very large number of operands instead of ICEing.
17987 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
17990 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
17991 while stack probing.
17993 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
17995 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
17998 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18000 PR libmudflap/26442
18001 * tree-mudflap.c (mx_register_decls): Guard warning by
18002 !DECL_ARTIFICIAL check.
18004 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18006 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18007 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18008 sse5_perm<mode>): Fix constraints.