1 2007-06-19 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
4 only handle positive offsets that fit in a HOST_WIDE_INT.
6 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.c (ix86_emit_swsqrtsf): Limit the result of
9 rsqrt insn to FLT_MAX to avoid NaN for zero input argument.
11 2007-06-19 Richard Guenther <rguenther@suse.de>
14 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16 2007-06-19 Jakub Jelinek <jakub@redhat.com>
18 PR tree-optimization/32353
19 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
21 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
24 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
25 * config/i386/i386.c (assign_386_stack_local): Assert that
26 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
27 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
28 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
29 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
31 2007-06-18 Steve Ellcey <sje@cup.hp.com>
33 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
35 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
37 PR rtl-optimization/32321
38 * gcse.c (replace_store_insn): Update the note before
39 calling emit_insn_after.
41 2007-06-18 David Daney <ddaney@avtrex.com
45 2007-06-18 David Daney <ddaney@avtrex.com
48 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
51 2007-06-18 David Daney <ddaney@avtrex.com
54 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
57 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
60 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
62 * df-problems.c (df_note_bb_compute): Fix dumping info.
64 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
66 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
67 insn with emit_jump_insn.
69 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
71 PR tree-optimization/32383
72 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
73 * targhooks.h (default_builtin_reciprocal): Update prototype.
74 * target.h (struct gcc_target): Update builtin_reciprocal.
75 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
76 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
77 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
78 when fndecl is in BUILT_IN_MD class.
79 (execute_convert_to_rsqrt): Ditto.
81 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
82 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
83 Convert BUILT_IN_SQRTF code only when md_fn is false.
85 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
87 * bt-load.c (move_btr_def): Fix the order of arguments
88 to validate_replace_rtx.
90 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
92 * config/m68k/m68k-devices.def: Add 54450..54455.
94 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
96 PR rtl-optimization/32366
97 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
98 FLOAT_EXTEND]: Prevent non-scalar modes from entering
101 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
104 * modulo-sched (generate_reg_moves): Added rescan parameter and if
105 this is true, rescan insn being modified.
106 (sms_schedule): Added rescan parameter.
107 (rest_of_handle_sms): Moved freeing of dominance info to before
108 getting out of cfg_layout.
110 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
112 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
113 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
116 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
117 FL_CF_EMAC from the entry for isac.
119 * config/m68k/predicates.md (const_call_operand): Adjust comment.
120 (const_sibcall_operand): New.
121 (sibcall_operand): Use it.
122 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
123 (m68k_isas): ISAC does not imply FPU or EMAC.
124 (override_options): Add ISA_C logic for symbolic jump & call.
126 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
128 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
129 return mode from the builtin itself.
130 (sparc_fold_builtin): Fix cast of zero constant.
132 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
134 * targhooks.c (default_builtin_reciprocal): New default target hook.
135 * targhooks.h (default_builtin_reciprocal): Add prototype.
136 * hooks.c (hook_tree_tree_bool_null): Remove hook.
137 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
138 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
139 default_builtin_reciprocal.
141 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
144 * hooks.c (hook_tree_tree_bool_null): New hook.
145 * hooks.h (hook_tree_tree_bool_null): Add prototype.
146 * tree-pass.h (pass_convert_to_rsqrt): Declare.
147 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
148 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
149 and convert it to reciprocal a*rfunc(b).
150 (execute_convert_to_rsqrt): New function.
151 (gate_convert_to_rsqrt): New function.
152 (pass_convert_to_rsqrt): New pass definition.
153 * target.h (struct gcc_target): Add builtin_reciprocal.
154 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
155 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
156 TARGET_BUILTIN_RECIPROCAL.
157 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
159 * config/i386/i386.h (TARGET_RECIP): New define.
160 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
161 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
162 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
163 and not optimizing for size.
164 (*rcpsf2_sse): New insn pattern.
165 (*rsqrtsf2_sse): Ditto.
166 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
167 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
168 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
169 and not optimizing for size.
170 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
171 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
172 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
173 and not optimizing for size.
174 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
175 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
176 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
177 and not optimizing for size.
178 (*sse_rsqrtv4sf2): Do not export.
180 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
181 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
182 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
183 and not optimizing for size.
185 * config/i386/i386.opt (mrecip): New option.
186 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
187 (ix86_emit_swsqrtsf): Ditto.
188 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
189 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
191 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
192 ix86_expand_unop1_builtin.
193 (ix86_emit_swdivsf): New function.
194 (ix86_emit_swsqrtsf): Ditto.
195 (ix86_builtin_reciprocal): New function.
196 (TARGET_BUILTIN_RECIPROCAL): Use it.
197 (ix86_vectorize_builtin_conversion): Rename from
198 ix86_builtin_conversion.
199 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
200 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
201 "i386 and x86_64 Options" section.
202 (Intel 386 and AMD x86_64 Options): Document -mrecip.
204 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
205 Zdenek Dvorak <dvorakz@suse.cz>
206 Richard Guenther <rguenther@suse.de>
207 Kaz Kojima <kkojima@gcc.gnu.org>
209 * tree-vrp.c (compare_values_warnv): Convert val2 to
211 (extract_range_from_assert): Create
212 POINTER_PLUS_EXPR for pointer types.
213 (extract_range_from_binary_expr): Handle
214 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
216 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
217 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
218 POINTER_PLUS_EXPR as PLUS_EXPR.
219 (number_of_iterations_lt_to_ne):
220 For pointer types, use sizetype when
221 creating MINUS_EXPR/PLUS_EXPRs.
222 (assert_loop_rolls_lt): For pointer types, use sizetype when
223 creating MINUS_EXPR/PLUS_EXPRs.
224 (number_of_iterations_le): Likewise.
225 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
226 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
227 like PLUS_EXPR and MINUS_EXPR.
228 * tree-pretty-print.c (dump_generic_node): Handle
231 (op_symbol_1): Likewise.
232 * optabs.c (optab_for_tree_code): Likewise.
233 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
235 * tree-tailcall.c (process_assignment): Mention
236 POINTER_PLUS_EXPR in a TODO comment.
237 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
238 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
239 not used with a pointer and an integer type.
240 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
241 increment using chrec_convert_rhs instead of chrec_convert.
242 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
243 PLUS_EXPR except for the right hand side's type will be
245 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
246 (fold_used_pointer_cast): Kill.
247 (pointer_offset_p): Kill.
248 (fold_used_pointer): Kill.
249 (pointer_used_p): Kill.
250 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
251 call fold_used_pointer.
252 (instantiate_parameters_1): Convert the increment
253 using chrec_convert_rhs instead of chrec_convert.
254 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
255 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
256 instead of PLUS_EXPR.
257 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
258 PLUS_EXPR for pointers.
259 (std_gimplify_va_arg_expr): Likewise.
260 (fold_builtin_memory_op): Likewise.
261 (fold_builtin_strstr): Likewise.
262 (fold_builtin_strchr): Likewise.
263 (fold_builtin_strrchr): Likewise.
264 (fold_builtin_strpbrk): Likewise.
265 (expand_builtin_memory_chk): Likewise.
266 (fold_builtin_memory_chk): Likewise.
267 (std_expand_builtin_va_start): Use
268 sizetype for the call to make_tree and then convert
270 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
271 instead of PLUS_EXPR for adding to a pointer.
272 (std_gimplify_va_arg_expr): Use fold_build2 for
273 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
274 the operands to sizetype first and then cast the BIT_AND_EXPR
275 back to the pointer type.
276 * fold-const.c (build_range_check): Handle pointer types
278 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
279 of PLUS_EXPR's. Make sure the offset is converted to
281 (try_move_mult_to_index): Strip the NOPs from the offset.
282 Remove code argument and replace all uses with PLUS_EXPR.
283 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
284 specially. Don't use a pointer type for MINUS_EXPR.
285 (fold_unary): Handle for (T1)(X op Y),
286 only p+ as that is the only as that can be handled for
287 binary operators now.
288 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
290 <case PLUS_EXPR>: Add folding of PTR+INT into
292 Don't call try_move_mult_to_index.
293 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
294 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
295 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
296 Don't call try_move_mult_to_index.
297 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
298 (tree_expr_nonzero_p): Likewise.
299 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
300 of PLUS_EXPR for the complex expression folding.
301 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
302 first chrec is a pointer type, then the second should
303 be sizetype and not the first's type.
304 For POINTER_PLUS_EXPR, use a different right hand side type.
305 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
306 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
307 different right hand side type.
308 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
309 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
310 instead of PLUS_EXPR.
311 When either operand is zero, convert the other operand.
312 (chrec_apply): Use chrec_convert_rhs
313 on the argument x instead of chrec_convert.
314 (reset_evolution_in_loop): For pointer types, the new_evol
316 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
317 different right hand side type.
318 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
319 (chrec_convert_rhs): New function.
320 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
321 different right hand side type.
322 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
323 * tree-chrec.h (chrec_convert_rhs): New prototype.
324 (build_polynomial_chrec): For pointer types, the right hand
325 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
326 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
327 Remove subtraction case as it is always addition now.
328 Make sure the offset is converted to sizetype.
329 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
330 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
331 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
332 PLUS_EXPR in pointer type.
333 Handle POINTER_PLUS_EXPR.
334 (tree_to_aff_combination): Likewise.
335 (force_expr_to_var_cost): Likewise.
336 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
337 instead of PLUS_EXPR for pointers.
338 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
339 instead of PLUS_EXPR of pointer types.
340 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
342 (check_va_list_escapes): Likewise.
343 (check_all_va_list_escapes): Likewise.
344 * dwarf2out.c (loc_descriptor_from_tree_1):
345 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
346 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
347 (string_constant): Likewise.
348 * tree-ssa-address.c (tree_mem_ref_addr): When adding
349 the offset to the base, use POINTER_PLUS_EXPR.
350 (add_to_parts): Convert the index to sizetype.
351 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
352 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
353 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
354 Offset only holds something for PLUS_EXPR.
355 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
357 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
359 (analyze_accesses_for_modify_stmt): Likewise.
360 Remove comment about the type being integral type as it is
362 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
364 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
366 Correct the type which the artimentic is done in (is now
369 * tree-data-ref.c (split_constant_offset): Handle
371 * tree-affine.c (tree_to_aff_combination): Likewise.
372 * c-typeck.c (build_unary_op): For pointers create the increment
373 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
375 * gimplify.c (gimplify_self_mod_expr): Create a
376 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
377 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
378 * tree.def (POINTER_PLUS_EXPR): New tree code.
379 * tree-predcom.c (ref_at_iteration): If we have a pointer
380 type do the multiplication in sizetype.
381 * tree-mudflap.c (mf_xform_derefs_1): Create a
382 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
383 * tree-ssa-forwprop.c
384 (forward_propagate_addr_into_variable_array_index):
385 Don't expect there to be a cast for the index as that
386 does not exist anymore.
387 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
388 instead of PLUS_EXPR.
389 Don't check for the first operand of the POINTER_PLUS_EXPR
390 was the index as it cannot be.
391 Call forward_propagate_addr_into_variable_array_index with
392 the SSA_NAME instead of the statement.
393 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
394 (compare_constant): Likewise.
395 (copy_constant): Likewise.
396 (compute_reloc_for_constant): Likewise.
397 (output_addressed_constants): Likewise.
398 (initializer_constant_valid_p): Likewise.
399 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
400 Convert the MIN/MAX of the inner type to the outer
401 type before comparing them.
402 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
403 POINTER_PLUS_EXPR instead of PLUS_EXPR.
404 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
405 of PLUS_EXPR for pointers.
406 * tree-inline.c (estimate_num_insns_1): Handle
408 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
409 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
410 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
411 instead of PLUS_EXPR for the pointer increment statement.
412 (vect_update_ivs_after_vectorizer): For pointer types, create
413 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
414 MULT_EXPR in sizetype.
415 (vect_gen_niters_for_prolog_loop): Add a cast when creating
417 * tree-object-size.c (plus_expr_object_size): Handle
418 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
419 code which is trying to figure out which side is a pointer and
421 (check_for_plus_in_loops_1): Likewise.
422 (check_for_plus_in_loops): Likewise.
423 * c-common.c (pointer_int_sum): Create a
424 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
425 * tree-ssa-structalias.c (handle_ptr_arith): Handle
426 only POINTER_PLUS_EXPR. Removing all the extra
427 code which is trying to figure out which side is a pointer and
429 * tree-cfg.c (verify_expr): Add extra checking for pointers and
430 PLUS_EXPR and MINUS_EXPR.
431 Also add checking to make sure the operands of POINTER_PLUS_EXPR
433 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
434 with make_tree, instead of a pointer type.
435 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
436 for pointers instead of PLUS_EXPR.
437 (s390_gimplify_va_arg): Likewise.
438 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
439 instead of PLUS_EXPR when doing addition on pointer
440 types. Use sizetype for the second operand.
441 (spu_gimplify_va_arg_expr): Likewise.
442 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
443 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
444 a pointer. Don't create a BIT_AND_EXPR for pointer types.
445 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
446 for the pointer addition and also use size_int/sizetype
448 (ix86_gimplify_va_arg): Likewise.
449 Perform BIT_AND_EXPR on sizetype arguments.
450 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
451 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
452 for the pointer additions and also use size_int for the offsets.
453 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
454 additions and also use size_int for the offsets. Perform
455 BIT_AND_EXPR on sizetype arguments.
456 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
457 POINTER_PLUS_EXPR for pointers and create the
458 BIT_AND_EXPR in sizetype.
459 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
460 instead of PLUS_EXPR for pointer addition.
461 (rs6000_va_start): Likewise.
462 Also use sizetype for the offset.
463 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
464 as PLUS_EXPR/MINUS_EXPR.
465 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
466 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
467 Don't use BIT_AND_EXPR on a pointer type, convert the
468 expression to sizetype first.
469 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
471 (mips_gimplify_va_arg_expr): Likewise.
472 Don't create BIT_AND_EXPR in a pointer type.
474 2007-06-15 Eric Christopher <echristo@apple.com>
476 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
477 (x86_64-*-darwin*): Ditto.
478 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
481 2007-06-15 Matthew Wilcox <matthew@wil.cx>
483 * doc/extend.texi: Document behavior of __attribute__((aligned))
486 2007-06-15 Mark Mitchell <mark@codesourcery.com>
488 * rtlanal.c (note_stores): Improve documentation.
490 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
492 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
493 LOCAL_LABEL_PREFIX): Delete.
494 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
495 (bfin_internal_label): Delete.
497 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
499 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
500 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
501 otherwise define to LIBGCC2_TF_CEXT.
502 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
503 (LIBGCC_TF_CEXT): Ditto.
506 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
508 PR rtl-optimization/32339
509 * df-scan.c (df_uses_record): Don't modify flags but just add to
510 it for df_ref_record.
512 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
514 * tree-mudflap.c: Fix whitespace issues.
516 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
518 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
520 2007-06-14 Eric Christopher <echristo@apple.com>
522 * config/i386/sse.md (movdi_to_sse): Rewrite body.
523 (movv4sf): Use gcc_unreachable instead of abort.
525 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
528 * config/i386/sfp-machine.h (CMPtype): New define.
529 (mach stubs): Use CMPtype instead of int as a return type.
531 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
533 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
534 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
535 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
536 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
537 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
538 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
539 config/soft-fp/soft-fp.h: Update from glibc CVS.
541 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
543 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
545 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
548 * config/v850/v850.c: Include dataflow header file.
549 (substitute_ep_register): Fix typo.
551 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
553 * configure.ac: Fix earlier checkin.
554 * configure: Regenerated.
556 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
558 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
559 * aclocal.m4: Regenerate.
560 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
561 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
562 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
563 * configure: Regenerate.
564 * Makefile.in (LOOSE_WARN): Subst loose_warn.
566 * Makefile.in (quickstrap): Build libgcc too.
568 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
570 * configure.ac: Add --enable-checking=df. Explicitly mention that
571 the variables are initialized as for "release".
573 * configure: Regenerate.
574 * config.in: Regenerate.
576 2007-06-14 Bob Wilson <bob.wilson@acm.org>
578 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
579 validate_replace_rtx instead of replace_rtx.
580 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
582 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
584 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
585 (DWARF2_UNWIND_INFO): Override default if configured with
587 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
588 (ENDFILE_SPEC): Add crtend.o.
589 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
590 (ENDFILE_SPEC): Add crtend.o.
591 (TARGET_USE_JCR_SECTION): Define.
592 (MD_UNWIND_SUPPORT): Define for 32-bit target.
594 * config/i386/cygming-crtbegin.c: New file.
595 * config/i386/cygming-crtend.c: New file.
597 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
599 * config/i386/w32-unwind.h: New file.
601 2007-06-13 Eric Christopher <echristo@apple.com>
603 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
604 the user set a value below STACK_BOUNDARY.
606 2007-06-13 Thiemo Seufer <ths@networkno.de>
608 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
609 imply -lpthread for -pthread.
611 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
613 * basic-block.h: Remove the prototype for
614 free_basic_block_vars.
615 * cfglayout.h: Remove the prototype for
616 insn_locators_initialize.
617 * tree.h: Remove the prototype for emit_line_note.
619 * tree-ssa-pre.c (mergephitemp): Remove.
620 (init_pre): Don't use mergephitemp.
622 2007-06-13 Eric Christopher <echristo@apple.com>
624 * config/i386/i386.c (override_options): If we've specified
625 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
627 2007-06-13 Bob Wilson <bob.wilson@acm.org>
629 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
632 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
634 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
635 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
636 (eh_store_handler): New pattern.
637 (eh_return): Emit it instead of a plain move.
639 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
641 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
642 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
643 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
646 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
648 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
649 (find_next_insn_start, find_load): New functions.
650 (bfin_reorg): Use them to deal with the fact that parallel insns are
651 no longer represented as a SEQUENCE.
653 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
655 * config/sparc/sparc.c (sparc_override_options): Initialize
658 2007-06-13 Dave Korn <dave.korn@artimi.com>
660 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
663 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
665 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
666 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
667 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
668 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
669 tree-vect-transform.c: Fix comment typos. Follow spelling
672 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
674 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
675 to the exit block use set.
676 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
677 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
679 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
681 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
682 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
683 to indicate an error.
684 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
685 (dbg_cnt_process_opt): Print an error on a bad argument.
686 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
687 * common.opt (-fdbg-cnt-list): New.
688 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
690 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
692 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
693 flag on ref-all pointers.
695 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
698 * expr.c (expand_expr_addr_expr_1): Call expand_expr
699 for the offset with the modifier as EXPAND_INITIALIZER
700 if the modifier is EXPAND_INITIALIZER.
701 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
702 a register if we had an overflow.
704 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
706 * real.c (real_isfinite): New.
708 * real.h (real_isfinite): New.
709 * builtins.c: Use it.
711 2007-06-12 Ian Lance Taylor <iant@google.com>
712 Daniel Berlin <dberlin@dberlin.org>
715 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
716 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
717 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
718 (DECL_NO_TBAA_P): Define.
719 (struct tree_decl_common): Add no_tbaa_flag field.
720 * tree-ssa-structalias.c (struct variable_info): Add
721 no_tbaa_pruning field.
722 (new_var_info): Initialize no_tbaa_pruning field.
723 (unify_nodes): Copy no_tbaa_pruning field.
724 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
725 (dump_solution_for_var): Print no_tbaa_pruning flag.
726 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
728 (compute_tbaa_pruning): New static function.
729 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
730 Call compute_tbaa_pruning.
731 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
732 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
733 * gimple-low.c (lower_stmt): Likewise.
734 * tree-gimple.c (is_gimple_stmt): Likewise.
735 * tree-ssa-operands.c (get_expr_operands): Likewise.
736 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
737 * tree-inline.c (estimate_num_insns_1): Likewise.
738 (copy_result_decl_to_var): Likewise.
739 * expr.c (expand_expr_real_1): Likewise.
740 * tree-pretty-print.c (dump_generic_node): Likewise.
741 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
742 * omp-low.c (omp_copy_decl_2): Likewise.
743 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
744 * doc/c-tree.texi (Expression trees): Document
745 CHANGE_DYNAMIC_TYPE_EXPR.
747 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
749 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
750 with !HONOR_NANS and !HONOR_INFINITIES.
751 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
753 2007-06-12 Tristan Gingold <gingold@adacore.com>
755 * gcov.c: Comments updated.
756 (source_info): Add file_time field.
757 (source_index): New variable.
758 (mutiple_files): New variable.
759 (generate_results): New function extracted from process_file.
760 (process_file): Save and restore chain of functions, generate
761 results and free structures only if not merging results.
762 (release_structures): File names are now freed in create_file_names
763 (create_file_names): Free previous file names.
764 (find_source): File date is now read here and modifications in
765 source files is checked here.
766 (read_graph_file): Only reverse order of functions for the current
768 (make_gcov_file_name): Do not generate long names if input_name is
770 (output_lines): If merging results do not display graph, data and
772 Checking source file modification is done in find_source.
774 * doc/gcov.texi: Append an s to sourcefile.
776 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
778 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
779 (forced_nop): New pattern.
780 * config/bfin/bfin.c: Include "df.h".
781 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
782 (bfin_discover_loop): Use df_get_live_in instead of
783 global_live_at_start.
784 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
785 df_analyze when done.
786 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
787 the insns. Use QImode for the final insn in a bundle. Call
788 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
790 (reorder_var_tracking_notes): New function.
791 (bfin_reorg): Pass no argument to split_all_insns. Don't call
792 update_life_info. Call df_analyze after scheduling and bundle
793 generation. Call reorder_var_tracking_notes if generating these notes.
794 Call df_finish_pass at the end.
796 2007-06-12 Dirk Mueller <dmueller@suse.de>
798 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
799 a comparison, not an assignment.
801 2007-06-12 Olivier Hainque <hainque@adacore.com>
803 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
804 Request walking the subtrees only, leaving the current is_lhs/val_only
806 (convert_non_local_reference): Likewise.
808 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
810 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
812 2007-06-12 Richard Guenther <rguenther@suse.de>
814 PR tree-optimization/15353
815 PR tree-optimization/31657
816 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
817 * timevar.def: Add TV_TREE_IFCOMBINE.
818 * tree-pass.h (pass_tree_ifcombine): Declare.
819 * tree-ssa-ifcombine.c: New file.
820 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
821 * tree-flow.h (blocks_in_phiopt_order): Declare.
822 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
823 (tree-ssa-ifcombine.o): New dependencies.
825 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
827 PR rtl-optimization/32293
828 * combine.c (simplify_if_then_else): Truncate return from
829 nonzero_bits() to correct mode.
831 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
833 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
834 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
836 2007-06-11 Diego Novillo <dnovillo@google.com>
838 * Makefile.in (reload1.o-warn): Remove.
840 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
842 * combine.c (subst): Use reg_overlap_mentioned_p
843 instead of comparing register numbers directly.
845 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
847 * reload1.c (mark_home_live_1): Use the mode parameter.
849 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
851 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
852 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
856 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
858 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
860 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
862 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
863 from integer registers.
864 (FP mode splitters): Handle TFmode.
866 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
868 * tree-ssa-structalias.c (find_what_p_points_to): Return false
869 for ref-all pointers that point-to anything.
871 2007-06-11 Joseph Myers <joseph@codesourcery.com>
873 * config/arm/arm.c (arm_output_dwarf_dtprel,
874 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
876 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
878 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
879 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
882 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
884 * gcc/tree.c (signed_or_unsigned_type_for): New.
885 (unsigned_type_for): Use signed_or_unsigned_type_for.
886 (signed_type_for): Use signed_or_unsigned_type_for.
887 * gcc/tree.h (signed_or_unsigned_type_for): New.
888 (get_signed_or_unsigned_type): Remove.
889 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
890 lang_hooks.types.signed_type
891 (size_diffop): Likewise.
892 (all_ones_mask_p): Likewise.
893 (build_range_check): Likewise.
894 (fold_cond_expr_with_comparison): Likewise.
895 (fold_cond_expr_with_comparison): Likewise.
896 (unextend): Likewise.
897 (extract_muldiv_1): Likewise.
898 (fold_single_bit_test_into_sign_test): Likewise.
899 (fold_binary): Likewise.
900 (fold_ternary): Likewise.
901 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
902 instead of get_signed_or_unsigned_type.
903 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
904 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
905 * gcc/expr.c (signed_or_unsigned_type_for): Use
906 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
907 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
908 (lhd_signed_or_unsigned_type): Remove.
909 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
910 signed_or_unsigned_type.
911 (lhd_signed_or_unsigned_type): Remove.
912 * gcc/expmed.c (make_tree): Use signed_type_for instead of
913 lang_hooks.types.signed_type.
914 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
915 c_common_signed_type instead of lang_hooks.types.signed_type.
916 (c_common_unsigned_type): New.
917 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
918 (shorten_compare): Use c_common_unsigned_type instead of
919 c_common_signed_or_unsigned_type.
920 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
922 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
923 lang_hooks.types.signed_type.
924 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
925 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
926 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
927 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
928 instead of unsigned_type_for.
929 * gcc/c-decl.c (groakdeclarator): Likewise.
930 * gcc/c-typeck.c (convert_for_assignment): Likewise.
931 * gcc/c-common.h (c_common_unsigned_type): New.
933 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
936 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
937 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
939 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
942 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
943 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
945 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
946 Sebastian Pop <sebpop@gmail.com>
948 * lambda-code.c (remove_iv): New.
949 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
951 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
953 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
954 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
955 * tree-ssa-loop-prefetch.c: Include optabs.h.
956 (FENCE_FOLLOWING_MOVNT): New macro.
957 (struct mem_ref): Add independent_p and storent_p fields.
958 (record_ref): Initalize the new fields.
959 (gather_memory_references_ref): Return true if the reference
961 (gather_memory_references): Check whether all memory accesses
962 in loop were recorded.
963 (should_issue_prefetch_p): Return false for nontemporal stores.
964 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
965 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
966 (determine_loop_nest_reuse): Detect independent memory references.
967 (loop_prefetch_arrays): Call mark_nontemporal_stores.
968 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
969 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
970 * config/i386/i386.h (x86_mfence): Declare.
971 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
972 * config/i386/i386.c (x86_mfence): New variable.
973 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
975 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
976 * optabs.c (init_optabs): Initialize storent_optab.
977 * optabs.h (enum optab_index): Add OTI_storent.
978 (storent_optab): Declare.
979 * genopinit.c (optabs): Add initialization for storent_optab.
980 * tree.h (MOVE_NONTEMPORAL): New macro.
981 * expr.c (expand_assignment, store_expr, store_constructor_field,
982 store_constructor, store_field, expand_expr_real_1): Propagate
983 nontemporality of the expanded store.
984 (emit_storent_insn): New function.
985 * expr.h (expand_assignment, store_expr): Declaration changed.
986 * function.c (assign_parm_setup_reg): Pass false as nontemporality
987 to expand_assignment.
988 * stmt.c (expand_asm_expr): Ditto.
989 * calls.c (initialize_argument_information): Pass false as
990 nontemporality to store_expr.
991 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
994 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
996 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
998 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1000 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1002 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1003 and allow DECL_P here.
1005 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1007 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1008 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1009 track of the size of the expression.
1010 * cfghooks.c (merge_blocks): Remove block from loops structure only
1011 after call of the merge_blocks hook.
1013 2007-06-09 Tom Tromey <tromey@redhat.com>
1015 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1016 (deprecated_state): Removed.
1017 (start_decl): Update.
1018 (enum deprecated_states): Moved earlier.
1019 (groktypename): Update.
1020 (push_parm_decl): Likewise.
1021 (grokfield): Likewise.
1022 (start_function): Likewise.
1024 2007-06-09 Ian Lance Taylor <iant@google.com>
1026 PR tree-optimization/32169
1027 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1028 CONVERT_EXPR, check whether min and max both converted to an
1029 overflow infinity representation.
1031 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1033 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1034 not inserted on the edge.
1036 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1038 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1039 instructions if they are supported.
1040 (__divsi3, __umodsi3, __modsi3): Likewise.
1041 (__ashldi3, __ashrdi3, __lshrdi3): New.
1042 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1044 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1045 Tony Linthicum <tony.linthicum@amd.com>
1047 * doc/extend.texi: Add fvect-cost-model flag.
1048 * common.opt (fvect-cost-model): New flag.
1049 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1050 cost fields in stmt_vec_info struct for STMT.
1051 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1052 fields in stmt_vec_info struct and access functions for the same.
1053 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1054 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1055 load, store and vector to scalar operation.
1056 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1057 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1058 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1059 (TARG_VEC_STORE_COST): Define cost of vector store.
1060 (vect_estimate_min_profitable_iters): Define new function.
1061 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1062 check to evaluate if loop iterations are less than minimum profitable
1063 iterations determined by cost model or minimum vect loop bound defined
1064 by user, whichever is more conservative.
1065 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1066 run-time check to evaluate if loop iterations are less than minimum
1067 profitable iterations determined by cost model or minimum vect loop
1068 bound defined by user, whichever is more conservative.
1069 (vect_estimate_min_profitable_iterations): New function to estimate
1070 mimimimum iterartions required for vector version of loop to be
1071 profitable over scalar version.
1072 (vect_model_reduction_cost): New function.
1073 (vect_model_induction_cost): New function.
1074 (vect_model_simple_cost): New function.
1075 (vect_cost_strided_group_size): New function.
1076 (vect_model_store_cost): New function.
1077 (vect_model_load_cost): New function.
1078 (vectorizable_reduction): Call vect_model_reduction_cost during
1080 (vectorizable_induction): Call vect_model_induction_cost during
1082 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1083 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1084 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1085 vectorizable_promotion, vectorizable_demotion): Call
1086 vect_model_simple_cost during analysis phase.
1088 2007-06-08 Simon Baldwin <simonb@google.com>
1090 * reg-stack.c (get_true_reg): Readability change. Moved default case
1091 label into direct switch statement scope.
1093 2007-06-08 Simon Baldwin <simonb@google.com>
1095 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1096 in gcc_assert() with '==' comparison.
1098 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1100 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1101 TARGET_ABM handling of x86_popcnt variable.
1103 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1105 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1106 __builtin_copysignq and __builtin_infq built-in functions.
1108 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1110 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1111 SSE4.2 section. Correct built-in function names in SSE4A section.
1113 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1115 PR tree-optimization/32243
1116 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1117 for ncopies after ratio check between nunits_out and nunits_in.
1118 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1120 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1122 PR tree-optimization/32224
1123 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1124 vectorization upon a non GIMPLE_MODIFY_STMT.
1126 2007-06-08 Christian Bruel <christian.bruel@st.com>
1129 * config/sh/sh.md (doloop_end): New pattern and splitter.
1130 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1132 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1135 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1137 (verify_dominators): Do not change dominance tree.
1139 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1141 * config/sh/constraints.md: New file.
1142 * config/sh/sh.c: Include tm-constrs.h.
1143 (reg_class_from_letter): Remove.
1144 (prepare_cbranch_operands): Use satisfies_constraint_*
1145 function instead of macro.
1146 (andcosts, broken_move, sh_secondary_reload): Likewise.
1147 * config/sh/predicates.md (trapping_target_operand): Likewise.
1148 (and_operand, arith_operand, arith_reg_or_0_operand,
1149 cmp_operand, logical_operand, target_operand,
1150 ua_address_operand, ua_offset, xor_operand): Likewise.
1151 * config/sh/sh.md: Include constraints.md.
1152 (*movsicc_t_false): Use satisfies_constraint_* function
1154 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1155 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1156 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1157 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1158 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1159 (REG_CLASS_FROM_CONSTRAINT): Remove.
1160 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1161 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1162 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1163 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1164 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1165 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1166 function instead of macro.
1167 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1168 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1169 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1170 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1171 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1172 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1173 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1174 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1175 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1176 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1177 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1178 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1179 EXTRA_CONSTRAINT_STR): Likewise.
1180 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1182 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1184 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1186 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1189 * c-common.h (flag_cpp0x): Replaced by...
1190 (cxx_dialect): ... this new variable specifying the C++ dialect that
1192 * c-common.c (flag_cpp0x): Removed.
1193 (cxx_dialect): Defined.
1194 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1196 * c-opts.c (c_common_post_options): Likewise.
1197 (set_std_cxx98): Set cxx_dialect to cxx98.
1198 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1200 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1201 Hui-May Chang <hm.chang@apple.com>
1203 * doc/invoke.texi (Darwin Options): Update documentation for
1204 -mmacosx-version-min.
1205 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1206 * config/darwin-driver.c: New file.
1207 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1208 * config/t-darwin (darwin-driver.o): New rule.
1210 * config/darwin-c.c (version_as_macro): Ignore low digit.
1212 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1215 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1216 (CSGNMODE): New mode macro.
1217 (CSGNVMODE): New mode attribute.
1218 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1219 expander using CSGNMODE mode macro. Handle TFmode.
1220 (copysign<mode>3_const): Rename from copysignsf3_const and
1221 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1223 (copysign<mode>3_var): Rename from copysignsf3_var and
1224 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1226 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1227 mode macro. Handle TFmode.
1228 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1229 (iortf3, *iortf3): Ditto.
1230 (xortf3, *xortf3): Ditto.
1231 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1232 TFmode and TImode masks.
1233 (ix86_expand_copysign): Expand TFmode copysign insn.
1234 (IX86_BUILTIN_INFQ): New.
1235 (IX86_BUILTIN_FABSQ): Ditto.
1236 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1237 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1238 [__builtin_fabsq]: Ditto.
1239 [__builtin_copysignq]: Ditto.
1240 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1241 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1242 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1243 ix86_expand_binop_builtin().
1245 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1247 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1249 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1252 * rtl.h (push_to_sequence2): New.
1253 * emit-rtl.c (push_to_sequence2): New.
1254 * function.c (assign_parm_data_all): Add new fields.
1255 (assign_parm_setup_block): Call push_to_sequence2 instead of
1257 (assign_parm_setup_reg): Ditto.
1258 (assign_parm_setup_stack): Ditto.
1259 (assign_parms_unsplit_complex): Ditto.
1260 (assign_parms): Change field name.
1262 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1264 PR tree-optimization/32220
1265 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1266 phi node is reached before defining statement.
1268 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1271 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1272 after changing the right hand side of the assignment.
1274 2007-06-06 Eric Christopher <echristo@apple.com>
1276 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1277 (x86_64-*-darwin*): Ditto.
1278 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1279 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1281 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1283 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1285 (add_key): Likewise.
1286 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1287 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1289 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1290 (add_cost_one_coalesce): Likewise.
1291 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1292 variable names. Rename orig to orig_name for consistency.
1293 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1295 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1296 (record_equivalences_from_stmt): Likewise.
1297 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1298 the coding conventions.
1299 (memory_ssa_name_same): Likewise.
1300 (dse_optimize_stmt): Likewise.
1301 (dse_record_phis): Likewise.
1302 (dse_finalize_block): Likewise.
1303 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1304 keywords as variable names.
1305 (may_move_till): Cast according to the coding conventions.
1306 (force_move_till_expr): Avoid using C++ keywords as variable names.
1307 (force_move_till): Cast according to the coding conventions.
1308 (memref_hash): Likewise.
1309 (memref_eq): Likewise.
1310 (gather_mem_refs_stmt): Likewise.
1311 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1312 keywords as variable names.
1313 (idx_find_step): Cast according to the coding conventions.
1314 (idx_record_use): Likewise.
1315 (find_depends): Likewise.
1316 (prepare_decl_rtl): Likewise.
1317 (mbc_entry_hash): Likewise.
1318 (mbc_entry_eq): Likewise.
1319 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1320 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1321 (idx_infer_loop_bounds): Cast according to the coding conventions.
1322 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1323 * tree-ssa-math-opts.c (occ_new ): Likwise.
1324 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1326 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1328 (add_use_op): Likewise.
1329 (add_vop): Likewise.
1330 (add_vuse_op): Likewise.
1331 (add_vdef_op): Likewise.
1332 (get_expr_operands): Likewise.
1333 (push_stmt_changes): Use type safe memory macros.
1334 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1335 keywords as variable names.
1336 (conditional_replacement): Likewise.
1337 (minmax_replacement): Likewise.
1338 (abs_replacement): Likewise.
1339 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1341 (insert_fake_stores): Avoid using C++ keywords as variable names.
1342 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1344 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1345 (heapvar_insert): Use type safe memory macros.
1346 (new_var_info): Cast according to the coding conventions.
1347 (new_constraint): Likewise.
1348 (remove_preds_and_fake_succs): Use type safe memory macros.
1349 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1351 (thread_single_edge): Likewise.
1352 (thread_through_loop_header): Likewise.
1354 2007-06-06 Eric Christopher <echristo@apple.com>
1356 * config/i386/i386.c (override_options): Move handling
1357 of TARGET_SUBTARGET* earlier.
1359 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1361 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1364 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1366 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1367 emited outside of basic block.
1368 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1370 * rtl.h (delete_insn_chain): Declaration changed.
1371 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1373 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1374 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1375 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1376 to delete_insn_chain.
1377 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1378 do not have bb field set.
1379 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1381 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1382 * cfgcleanup.c (try_optimize_cfg): Ditto.
1384 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1386 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1387 (lambda_body_vector_new): Use type safe memory macros.
1388 (lambda_linear_expression_new): Likewise.
1389 (lambda_loopnest_new): Likewise.
1390 (lambda_lattice_new): Likewise.
1391 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1392 conventions. Use type safe memory macros.
1393 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1394 (lambda_body_vector_s): Likewise.
1395 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1396 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1398 2007-06-06 Richard Guenther <rguenther@suse.de>
1400 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1401 if we need to schedule cfg_cleanup.
1402 (tree_ssa_forward_propagate_single_use_vars): Do so.
1404 2007-06-06 Ian Lance Taylor <iant@google.com>
1406 * fold-const.c (merge_ranges): If range_successor or
1407 range_predecessor fail, just return 0.
1409 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1411 PR tree-optimization/32216
1412 * tree-vectorizer.c (supportable_widening_operation): Determine
1413 signedness of FIX_TRUNC_EXPR from output operand.
1414 (supportable_narrowing_operation): Ditto.
1415 * tree-vect-generic.c (expand_vector_operations_1): Determine
1416 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1419 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1421 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1422 (struct pta): ...from here. Change flags to unsigned to avoid
1423 excessive casting (as it is used as a bit mask).
1424 (override_options): Add casts according to the coding convenventions.
1425 (x86_64_elf_unique_section): Likewise.
1426 (examine_argument): Avoid using C++ keywords as variable names.
1427 (construct_container): Likewise.
1428 (legitimize_pic_address): Likewise.
1429 (get_dllimport_decl): Cast according to the coding conventions. Use
1430 type safe memory macros.
1431 (legitimize_address): Cast according to the coding conventions.
1432 (emit_i387_cw_initialization): Corrected the type of slot to enum
1434 (ix86_init_machine_status): Use type safe memory macros.
1435 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1436 (bdesc_pcmpistr): Likewise.
1437 (bdesc_crc32): Likewise.
1438 (bdesc_sse_3arg): Likewise.
1439 (bdesc_2arg): Likewise.
1440 (bdesc_1arg): Likewise.
1441 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1442 (ix86_expand_sse_pcmpistr): Likewise.
1443 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1444 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1445 int to match the langhook definition.
1446 (ix86_builtin_conversion): Change the type of code to unsigned init to
1447 match the langhook definition.
1448 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1450 (ix86_preferred_output_reload_class): Likewise.
1451 (ix86_cannot_change_mode_class): Likewise.
1452 (ix86_memory_move_cost): Likewise.
1453 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1454 avoid excessive casting later on.
1455 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1457 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1459 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1460 as flags setting insn.
1461 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1463 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1465 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1466 (UNSPEC_ROUND): New.
1467 ("sse4_1_round<mode>2"): New insn pattern.
1468 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1470 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1471 expander using SSEMODEF mode macro. Expand using
1472 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1473 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1474 expander using SSEMODEF mode macro. Expand using
1475 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1476 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1477 expander using SSEMODEF mode macro. Expand using
1478 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1479 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1480 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1481 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1484 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1485 Sebastian Pop <sebpop@gmail.com>
1487 * lambda.h (build_linear_expr): New.
1488 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1489 Use build_linear_expr, call fold and force_gimple_operand.
1490 (lambda_loopnest_to_gcc_loopnest): Check that there is
1491 something to insert.
1492 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1494 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1496 PR preprocessor/23479
1497 * doc/extend.texi: Document the 0b-prefixed binary integer
1500 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1502 PR tree-optimization/32215
1503 * tree-vectorizer.c (supportable_widening_operation): Return false
1504 for unsupported FIX_TRUNC_EXPR tree code.
1505 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1507 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1509 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1510 register on SPE targets. Change documentation to reflect
1512 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1513 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1514 out of the register allocation pool.
1515 (rs6000_reg_live_or_pic_offset_p): New function.
1516 (rs6000_emit_prologue): Move the actual saving of LR up to free
1517 r0 for holding r11. Split saving of SPE 64-bit registers into
1518 its own case. Ensure that offsets will always be in-range for
1519 'evstdd' by using r11 as a scratch register to point at the start
1520 of the SPE save area. Save r11 if necessary, as it is the static
1522 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1523 into its own case. Ensure that offsets will always be in-range
1524 for 'evldd' by using r11 as a scratch register to point at the
1525 start of the SPE save area. Also adjust r11 when restoring
1526 the stack pointer to compensate for pre-loading r11.
1528 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1530 * cfg.c (init_flow): Use type safe memory macros.
1531 (alloc_block): Likewise.
1532 (unchecked_make_edge): Likewise.
1533 (dump_flow_info): Avoid using C++ keywords as variable names.
1534 (copy_original_table_clear): Cast according to the coding conventions.
1535 (copy_original_table_set): Likewise.
1536 * cfgexpand (label_rtx_for_bb): Likewise.
1537 (expand_gimple_basic_block): Likewise.
1538 * cfghooks.c (dump_bb): Likewise.
1539 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1541 (lv_add_condition_to_bb): Likewise.
1542 * cfglayout (relink_block_chain): Cast according to the coding
1544 (fixup_reorder_chain): Likewise.
1545 (fixup_fallthru_exit_predecessor): Likewise.
1546 * cfgloop.c (glb_enum_p): Likewise.
1547 (get_exit_description): Likewise.
1548 (dump_recorded_exit): Likewise.
1549 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1550 (struct loop): ... from here.
1551 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1553 * cfgrtl.c (rtl_create_basic_block): Likewise.
1554 (rtl_split_block): Likewise.
1555 (rtl_dump_bb): Likewise.
1556 (cfg_layout_split_block): Likewise.
1557 (init_rtl_bb_info): Use typesafe memory macros.
1559 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1560 * graphds.h: Updated all usages of edge to graph_edge.
1561 * graphds.c: Likewise.
1562 * cfgloopanal.c: Likewise.
1564 2007-06-05 Ian Lance Taylor <iant@google.com>
1566 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1567 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1568 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1570 (test_for_singularity): Likewise.
1572 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1574 * config/i386/constraints.md ("Y2"): Replaced by ...
1576 * config/i386/i386.md: Likewise.
1577 * config/i386/mmx.md: Likewise.
1578 * config/i386/sse.md: Likewise.
1580 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1582 * config/i386/constraints.md ("z"): Replaced by ...
1584 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1585 (sse4_1_blendvps): Likewise.
1586 (sse4_1_pblendvb): Likewise.
1587 (sse4_2_pcmpestr): Likewise.
1588 (sse4_2_pcmpestrm): Likewise.
1589 (sse4_2_pcmpestr_cconly): Likewise.
1590 (sse4_2_pcmpistr): Likewise.
1591 (sse4_2_pcmpistrm): Likewise.
1592 (sse4_2_pcmpistr_cconly): Likewise.
1594 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1596 * matrix-reorg.c (transform_access_sites): Fix computation.
1597 (transform_allocation_sites): Same.
1599 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1601 * config/i386/i386.c (override_options): Use
1602 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1604 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1606 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1607 (nonimm_not_xmm0_operand): Ditto.
1608 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1609 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1610 as operand[2] predicate. Require "z" class XMM register for
1611 operand[3]. Adjust asm template.
1612 ("sse4_1_blendvpd"): Ditto.
1613 ("sse4_1_pblendvb"): Ditto.
1614 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1615 force op2 into xmm0 register for variable blend instructions.
1617 2007-06-04 Tom Tromey <tromey@redhat.com>
1619 * c-tree.h (start_enum): Update.
1620 (build_enumerator): Likewise.
1621 * c-decl.c (enum_next_value): Removed.
1622 (enum_overflow): Likewise.
1623 (start_enum): Add c_enum_contents argument. Don't use globals.
1624 (build_enumerator): Likewise.
1625 * c-tree.h (struct c_enum_contents): New struct.
1627 2007-06-04 Tom Tromey <tromey@redhat.com>
1629 * c-common.c (c_common_get_alias_set): Fix indentation.
1631 2007-06-04 Ian Lance Taylor <iant@google.com>
1633 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1634 to overflow, reduce overflow infinity to regular infinity.
1635 (vrp_var_may_overflow): New static function.
1636 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1638 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1640 * stor-layout.c (layout_type): Remove duplicate code.
1642 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1645 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1646 before build_common_builtin_nodes ().
1648 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1651 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1653 2007-06-04 Jan Hubicka <jh@suse.cz>
1655 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1656 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1657 instead of _stat version.
1659 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1661 PR tree-optimization/32194
1662 * tree-predcom.c (determine_offset): Check that both references have
1665 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1667 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1668 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1669 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1670 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1671 Add argument to iterate_fix_dominators call.
1672 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1673 * gcse.c (hoist_code): Change domby to vector.
1674 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1675 Add argument to iterate_fix_dominators call.
1676 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1677 recompute_dominator.
1678 * lambda-code.c (perfect_nestify): Ditto.
1679 * cfgloopanal.c: Include graphds.h.
1680 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1681 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1682 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1684 * graphds.c: New file.
1685 * graphds.h: New file.
1686 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1687 (get_dominated_by, get_dominated_by_region): Change return type to
1689 (verify_dominators): Recompute all dominators and compare the results.
1690 (recount_dominator): Renamed to ...
1691 (recompute_dominator): ... this. Do not check that the block is
1693 (iterate_fix_dominators): Reimplemented.
1694 (prune_bbs_to_update_dominators, root_of_dom_tree,
1695 determine_dominators_for_sons): New functions.
1696 * et-forest.c (et_root): New function.
1697 * et-forest.h (et_root): Declare.
1698 * Makefile.in (graphds.o): Add.
1699 (cfgloopanal.o): Add graphds.h dependency.
1700 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1701 * basic-block.h (get_dominated_by, get_dominated_by_region,
1702 iterate_fix_dominators): Declaration changed.
1703 (recount_dominator): Renamed to ...
1704 (recompute_dominator): ... this.
1705 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1706 (thread_through_all_blocks): Do not free dominance info.
1708 2007-06-03 Andreas Schwab <schwab@suse.de>
1710 * config/m68k/m68k.c (override_options): Don't override
1712 * config/m68k/m68k-modes.def (SF, DF): Define to use
1713 motorola_single_format and motorola_double_format, resp.
1714 * real.c (motorola_single_format): Renamed from
1715 coldfire_single_format.
1716 (motorola_double_format): Renamed from coldfire_double_format.
1717 (encode_ieee_extended): Generate a proper canonical NaN image
1718 respecting canonical_nan_lsbs_set.
1719 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1721 * real.h: Adjust declarations.
1723 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1726 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1727 the symbol is generated with the stack protector.
1729 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1731 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1732 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1734 * doc/extend.texi (interrupt): Mention m68k.
1736 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1738 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1739 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1740 (ix86_expand_sse_pcmpestr): Do not check operands for
1741 "register_operand", when insn operand predicate is "register_operand".
1742 (ix86_expand_sse_pcmpistr): Ditto.
1744 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1745 Uros Bizjak <ubizjak@gmail.com>
1747 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1748 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1749 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1750 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1751 * config/i386/constraints.md ("z"): New register constraint
1752 for members of SSE_FIRST_REG class.
1753 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1754 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1755 SSE_FIRST_REG class.
1756 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1757 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1758 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1759 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1760 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1761 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1762 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1763 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1764 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1765 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1766 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1767 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1768 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1769 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1770 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1771 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1772 (struct builtin_description): Change "flag" field to unsigned.
1773 (bdesc_pcmpestr): New builtin description table.
1774 (bdesc_pcmpistr): Likewise.
1775 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1776 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1777 Initialize pcmp[ei]str[im] insns for SSE4.2.
1778 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1779 (ix86_expand_sse_pcmpistr): Likewise.
1780 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1781 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1782 (UNSPEC_PCMPISTR): Likewise.
1783 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1784 (sse4_2_pcmpestri):New isns pattern.
1785 (sse4_2_pcmpestrm): Likewise.
1786 (sse4_2_pcmpestr_cconly): Likewise.
1787 (sse4_2_pcmpistr): New insn patern and splitter.
1788 (sse4_2_pcmpistri):New isns pattern.
1789 (sse4_2_pcmpistrm): Likewise.
1790 (sse4_2_pcmpistr_cconly): Likewise.
1791 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1794 2007-06-01 David Daney <ddaney@avtrex.com>
1796 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1797 LOADGP_ABSOLUTE and not binds_local_p.
1799 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1801 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1803 2007-06-01 Ian Lance Taylor <iant@google.com>
1805 * tree-vrp.c (compare_name_with_value): Always set
1806 used_strict_overflow if we get a result from the variable itself.
1808 2007-06-01 Ian Lance Taylor <iant@google.com>
1810 PR rtl-optimization/31455
1811 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1812 subregs which have a cast between modes which are not tieable.
1814 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1816 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1817 breaks after return statements.
1819 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1821 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1822 only after no_new_pseudos.
1824 2007-05-31 Eric Christopher <echristo@apple.com>
1826 * expr.c (convert_move): Assert that we don't have a BLKmode
1828 (store_expr): Handle BLKmode moves by calling emit_block_move.
1830 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1832 * c-typeck.c (build_indirect_ref): Include type in error message.
1833 (build_binary_op): Pass types to binary_op_error.
1834 * c-common.c (binary_op_error): Take two type arguments, print out
1836 * c-common.h (binary_op_error): Update prototype.
1838 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1840 * config/i386/i386.c: Correct coments on -mno-sse4.
1842 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1844 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1845 (x86_64-*-*): Likewise.
1846 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1847 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1848 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1849 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1850 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1851 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1852 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1853 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1854 (OPTION_MASK_ISA_SSE4): Likewise.
1855 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1856 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1857 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1858 (override_options): Support SSE4.2.
1859 (ix86_build_const_vector): Support SImode and DImode.
1860 (ix86_build_signbit_mask): Likewise.
1861 (ix86_expand_int_vcond): Support V2DImode.
1862 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1863 (IX86_BUILTIN_CRC32HI): Likewise.
1864 (IX86_BUILTIN_CRC32SI): Likewise.
1865 (IX86_BUILTIN_CRC32DI): Likewise.
1866 (IX86_BUILTIN_PCMPGTQ): Likewise.
1867 (bdesc_crc32): Likewise.
1868 (bdesc_sse_3arg): Likewise.
1869 (ix86_expand_crc32): Likewise.
1870 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1871 (ix86_expand_builtin): Likewise.
1872 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1873 __SSE4_2__ for -msse4.2.
1874 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1875 (CRC32MODE): Likewise.
1876 (crc32modesuffix): Likewise.
1877 (crc32modeconstraint): Likewise.
1878 (sse4_2_crc32<mode>): Likewise.
1879 (sse4_2_crc32di): Likewise.
1880 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1882 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1883 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1884 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1885 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1886 (vcondu<mode>): Likewise.
1887 * doc/extend.texi: Document SSE4.2 built-in functions.
1888 * doc/invoke.texi: Document -msse4.2/-msse4.
1890 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1892 PR tree-optimization/32160
1893 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1894 variable as gimple reg.
1895 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1897 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1899 * gcc.c (main): Don't consider linker options when issuing the
1900 warning about a linker input file not being used.
1902 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1904 * tree-vrp.c (compare_names): Initialize sop.
1906 2007-05-30 Dirk Mueller <dmueller@suse.de>
1908 * cgraphunit.c (cgraph_analyze_function): Remove
1909 computation of inline parameters.
1911 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1913 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1915 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1917 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1918 Add vx-common.h. Include vxworks.h between vx-common.h and
1920 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1922 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1923 (TARGET_ASM_DESTRUCTOR): Likewise.
1924 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1925 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1926 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1927 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1928 (VXWORKS_ENDIAN_SPEC): Define.
1929 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1930 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1931 VXWORKS_* equivalents.
1932 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1933 (ASM_FILE_START): Delete.
1934 (TARGET_VERSION): Reformat.
1935 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1936 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1937 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1938 (FPBIT, DPBIT): Define.
1939 (fp-bit.c, dp-bit.c): New rules.
1940 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1941 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1942 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1943 * config/arm/arm.h: Include vxworks-dummy.h.
1944 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1945 Mark with ATTRIBUTE_UNUSED.
1946 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1947 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1948 make it incompatible with -msingle-pic-base.
1949 (arm_function_ok_for_sibcall): Return false for calls that might
1950 go through a VxWorks PIC PLT entry.
1951 (require_pic_register): New function, split out from...
1952 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1954 (arm_load_pic_register): Handle the VxWorks RTP initialization
1955 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1956 (arm_emit_call_insn): New function.
1957 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1958 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1959 (pic_offset_arm): New pattern.
1960 (call, call_value): Use arm_emit_call_insn.
1961 (call_internal, call_value_internal): New expanders.
1962 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1963 VxWorks unless __PIC__.
1965 2007-05-30 Eric Christopher <echristo@gmail.com>
1967 * genrecog.c: Include regs.h in generated file.
1968 * genemit.c: Ditto. Fix up formatting.
1969 * config/mn10300/constraints.md: New.
1970 * config/mn10300/mn10300.md: Include.
1971 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1972 Fix up for removed macro.
1973 * config/mn10300/predicates.md (call_address_operand): Ditto.
1974 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1975 (CONST_OK_FOR_I): Ditto.
1976 (CONST_OK_FOR_J): Ditto.
1977 (CONST_OK_FOR_K): Ditto.
1978 (CONST_OK_FOR_L): Ditto.
1979 (CONST_OK_FOR_M): Ditto.
1980 (CONST_OK_FOR_N): Ditto.
1981 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1985 (EXTRA_CONSTRAINT): Ditto.
1987 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1989 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1991 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1992 OPTION_MASK_ISA_64BIT.
1993 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1995 2007-05-30 Richard Guenther <rguenther@suse.de>
1998 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1999 types for comparison.
2000 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2001 with original typed arguments.
2002 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2004 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2006 PR tree-optimization/31769
2007 * except.c (duplicate_eh_regions): Clear prev_try if
2008 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2010 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2012 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2013 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2014 bsi of the location where statements should be inserted.
2015 (sink_code_in_bb): Take bsi from statement_sink_location.
2016 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2017 instead of bsi_start.
2018 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2020 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2021 (bsi_move_before): Document inconsistency with bsi_move_after.
2022 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2024 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2026 * config/i386/i386.h (TARGET_ABM): New define.
2027 (TARGET_POPCNT): Ditto.
2028 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2029 New temporary defines to redefine from OPTION_ISA_* defines.
2030 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2031 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2032 (ix86_isa_flags): New extern int declaration.
2033 (TARGET_SUBTARGET_DEFAULT): New define.
2034 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2035 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2036 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2037 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2038 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2039 * config/i386/darwin.h: Change TARGET_64BIT define to
2042 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2043 using existing "ix86_isa_flags" varible.
2044 (m32, m64): Use existing "ix86_isa_flags" variable.
2045 (mmmx, m3dnow): Ditto.
2046 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2047 (mabm): Define as non-negative option using "x86_abm" variable.
2048 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2050 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2051 Rewrite feature test bitmap.
2052 (ix86_isa_flags): New initialized global int varible.
2053 (ix86_isa_flags_explicit): New static int variable.
2054 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2055 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2056 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2057 target_flags_explicit.
2058 (override_options): Remove "target_enable" and "target_disable" fields
2059 from "struct ptt". Update processor_target_table accordingly. Remove
2060 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2061 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2062 "target_flags" and "ix86_isa_flags_explicit" instead of
2063 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2064 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2065 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2066 to true when either of PTA_POPCNT or PTA_ABM is set in
2067 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2068 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2069 processor_alias_table flags entry. Remove handling of
2070 "target_enable" and "target_disable" fields of processor_target_table.
2071 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2072 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2073 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2074 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2075 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2077 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2079 2007-05-29 David Daney <ddaney@avtrex.com>
2082 * config/mips/mips.c (mips_output_mi_thunk): Emit
2083 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2085 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2086 * config/i386/i386.c (ix86_function_regparm): Added checking of
2087 ix86_force_align_arg_pointer to determine the number of
2088 register parameters.
2090 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2092 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2093 (SET_DR_MISALIGNMENT): New.
2094 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2095 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2096 Use SET_DR_MISALIGNMENT.
2097 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2099 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2100 find_loop_nest): Export.
2101 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2102 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2103 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2104 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2106 (struct mem_ref): Add field reuse_distance.
2107 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2108 Initialize reuse_distance field.
2109 (issue_prefetch_ref): Select temporality of prefetch according to
2111 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2112 self_reuse_distance, determine_loop_nest_reuse): New functions.
2113 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2114 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2115 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2118 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2120 * tree-ssa-alias.c: Add aliasing overview.
2122 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2123 Danny Smith <dannysmith@users.sourceforge.net>
2126 * config/i386/t-crtfm: Compile crtfastmath.o with
2127 -minline-all-stringops.
2128 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2129 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2131 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2133 * doc/md.texi: Document constraints on HP PA-RISC.
2135 * pa/constraints.md: New file.
2136 * pa.md: Include constraints.md.
2137 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2138 (integer_store_memory_operand, ldil_cint_p): New functions.
2139 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2140 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2141 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2142 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2143 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2145 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2148 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2149 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2150 case POSTDECREMENT_EXPR>): Return the error_mark_node
2151 if either the real or imaginary parts would an
2154 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2156 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2157 name when we remove it from a call.
2159 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2161 * targhooks.c (default_narrow_bitfield): Remove.
2162 * targhooks.h: Remove the prototype for
2163 default_narrow_bitfield.
2165 * langhooks-def.h: Remove the prototype for
2166 hook_get_alias_set_0.
2167 * langhooks.c (hook_get_alias_set_0): Remove.
2169 * global.c (EXECUTE_IF_CONFLICT): Remove.
2171 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2174 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2175 return true when truth_value_p is true and the type
2178 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2180 * doc/install.texi (Prerequisites): We no longer require Autoconf
2181 2.13 for the top-level.
2183 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2185 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2186 memory access via x86_expand_vector_move_misalign() only for
2187 TImode values on 32-bit targets.
2189 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2191 * matrix-reorg.c: New file. Implement matrix flattening and
2192 transposing optimization.
2193 * tree-pass.h: Add matrix reorg pass.
2194 * common.opt: Add fipa-mreorg flag.
2195 * Makefile.in: Add matrix-reorg.c.
2196 * passes.c: Add matrix reorg pass.
2197 * varpool.c (add_new_static_var): New function.
2198 * cgraph.h (add_new_static_var): Declare.
2200 2007-05-27 Eric Christopher <echristo@apple.com>
2202 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2203 sp_offset depending on stack size. Save r12 depending
2204 on registers we're saving later.
2205 (rs6000_emit_epilogue): Update sp_offset depending only
2208 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2210 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2211 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2212 * ifcvt.c (if_convert): Ditto.
2213 * tree-ssa-threadupdate.c (thread_block): Ditto.
2214 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2215 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2216 verify_loop_closed_ssa): Check number_of_loops instead of
2218 * predict.c (tree_estimate_probability): Ditto.
2219 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2220 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2221 * modulo-sched.c (sms_schedule): Ditto.
2222 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2223 (scev_finalize): Do not do anything if scev analysis was not
2225 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2226 current_loops == NULL.
2227 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2228 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2230 (loop_optimizer_finalize): Assert that loops were analyzed.
2231 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2232 rtl_doloop): Check number_of_loops instead of current_loops.
2233 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2234 current_loops == NULL.
2235 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2236 gate_tree_vectorize tree_linear_transform, check_data_deps,
2237 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2238 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2239 Check number_of_loops instead of current_loops.
2240 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2241 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2242 free loops if available.
2243 (execute_pre): Do not pass do_fre to fini_pre.
2245 2007-05-27 Tobias Burnus <burnus@net-b.de>
2248 * real.c (mpfr_from_real): Fix sign of -Inf.
2250 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2252 * tree-vect-transform.c (vectorizable_conversion): Initialize
2253 tree_code variables to ERROR_MARK.
2254 (vectorizable_type_demotion): Likewise.
2255 (vectorizable_type_promotion): Likewise.
2257 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2260 * config/i386/i386.md (movti): Handle push operands via
2263 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2265 * basic-block.h: Remove the prototype for merge_seq_blocks.
2266 * cfgcleanup.c (merge_seq_blocks): Remove.
2268 * tree-flow.h: Remove the prototype for is_aliased_with.
2269 * tree-ssa-alias.c (is_aliased_with): Remove.
2271 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2273 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2275 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2277 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2278 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2279 (vec_unpacks_hi_v16qi): Likewise.
2280 (vec_unpacku_lo_v16qi): Likewise.
2281 (vec_unpacks_lo_v16qi): Likewise.
2282 (vec_unpacku_hi_v8hi): Likewise.
2283 (vec_unpacks_hi_v8hi): Likewise.
2284 (vec_unpacku_lo_v8hi): Likewise.
2285 (vec_unpacks_lo_v8hi): Likewise.
2286 (vec_unpacku_hi_v4si): Likewise.
2287 (vec_unpacks_hi_v4si): Likewise.
2288 (vec_unpacku_lo_v4si): Likewise.
2289 (vec_unpacks_lo_v4si): Likewise.
2291 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2293 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2294 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2295 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2296 follow spelling conventions in various
2297 warning/error/diagnostic messages.
2299 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2300 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2301 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2302 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2303 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2304 * doc/tm.texi: Follow spelling conventions.
2306 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2309 * tree-ssa-forwprop.c
2310 (forward_propagate_addr_into_variable_array_index): Remove
2311 the lhs argument. Use the type of def_rhs instead of lhs.
2312 (forward_propagate_addr_expr_1): Update use of
2313 forward_propagate_addr_into_variable_array_index.
2315 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2316 Nigel Stephens <nigel@mips.com>
2318 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2319 function attributes, "far" being an alias for "long_call".
2320 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2321 (mips_near_type_p, mips_far_type_p): New.
2322 (mips_comp_type_attributes): New function to check that attributes
2323 attached to a function type are compatible.
2324 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2325 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2326 to the target function of the thunk.
2327 (mips_encode_section_info): Check for "near" and "far" function
2328 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2330 * config/mips/predicates.md (const_call_insn_operand): Test only
2331 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2333 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2336 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2337 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2338 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2339 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2341 2007-05-25 Eric Christopher <echristo@apple.com>
2343 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2344 to x86-darwin configurations.
2345 * config/i386/t-darwin: Add softfp support.
2346 * config/i386/t-darwin64: Ditto.
2347 * config/i386/sfp-machine.h: If mach then don't use
2348 aliasing, emit a stub to call.
2350 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2352 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2353 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2354 tree-predcom.c, tree-ssa-alias-warnings.c,
2355 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2356 comment typos. Follow spelling conventions.
2357 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2359 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2362 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2363 constants into memory. Expand unaligned memory references for
2364 SSE modes via x86_expand_vector_move_misalign() function.
2366 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2368 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2369 "memory" attribute for "sseishft" type insn without operands[2].
2371 2007-05-25 Dirk Mueller <dmueller@suse.de>
2372 Marcus Meissner <meissner@suse.de>
2374 * doc/extend.texi (alloc_size): New attribute.
2375 * c-common.c (handle_alloc_size_attribute): New.
2376 * tree-object-size.c (alloc_object_size): Use alloc_size
2377 attribute, if available.
2379 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2383 (__builtin_ia32_vec_ext_v2di): Likewise.
2384 (__builtin_ia32_vec_ext_v4si): Likewise.
2385 (__builtin_ia32_vec_ext_v8hi): Likewise.
2386 (__builtin_ia32_vec_ext_v16qi): Likewise.
2387 (__builtin_ia32_vec_set_v8hi): Likewise.
2389 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2391 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2393 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2395 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2396 (arm_is_longcall_p): Rename to...
2397 (arm_is_long_call_p): ...this. Take a single tree argument and
2399 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2400 (CUMULATIVE_ARGS): Remove call_cookie.
2401 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2402 (ENCODED_LONG_CALL_ATTR_P): Delete.
2403 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2404 LONG_CALL_FLAG_CHAR cases.
2405 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2406 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2407 ARM_DECLARE_FUNCTION_SIZE.
2408 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2409 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2410 (arm_encode_call_attribute, current_file_function_operand): Delete.
2411 (arm_function_in_section_p): New function.
2412 (arm_is_longcall_p): Rename to...
2413 (arm_is_long_call_p): ...this. Take the target function as a single
2414 argument and return a bool. Do not rely on call cookies. Check
2415 whether the target symbol is in the same section as the current
2416 function, not just the same compilation unit.
2417 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2418 (arm_encode_section_info): Don't encode a call type.
2419 * config/arm/arm.md (call, call_value): Update calls to
2420 arm_is_long(_)call_p. Simplify logic.
2421 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2422 Update calls to arm_is_long(_)call_p.
2424 2007-05-25 Richard Guenther <rguenther@suse.de>
2426 PR tree-optimization/31982
2427 * tree-ssa-forwprop.c
2428 (forward_propagate_addr_into_variable_array_index): Handle arrays
2429 with element size one.
2431 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2433 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2434 (umulsi3_highpart): Likewise.
2436 2007-05-24 Ian Lance Taylor <iant@google.com>
2438 PR rtl-optimization/32069
2439 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2442 2007-05-24 Ollie Wild <aaw@google.com>
2444 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2447 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2449 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2450 (oprs_unchanged_p): Use it to check all registers in a REG.
2451 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2452 (reg_set_between_after_reload_p): Delete.
2453 (reg_used_between_after_reload_p): Likewise.
2454 (reg_set_or_used_since_bb_start): Likewise.
2455 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2456 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2457 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2458 * rtlanal.c (reg_set_p): Check whether REG overlaps
2459 regs_invalidated_by_call, rather than just checking the
2460 membership of REGNO (REG).
2462 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2464 * doc/passes.texi: Document predictive commoning.
2465 * doc/invoke.texi (-fpredictive-commoning): Document.
2466 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2467 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2468 adding indices to the generated name.
2469 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2470 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2471 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2472 (op_symbol_code): ... and exported.
2473 (dump_omp_clause, op_symbol): Use op_symbol_code
2474 instead of op_symbol_1.
2475 * tree-pass.h (pass_predcom): Declare.
2476 * timevar.def (TV_PREDCOM): New timevar.
2477 * tree-ssa-loop.c (run_tree_predictive_commoning,
2478 gate_tree_predictive_commoning, pass_predcom): New.
2479 * tree-data-ref.c (find_data_references_in_loop): Find the
2480 references in dominance order.
2481 (canonicalize_base_object_address): Ensure that the result has
2483 (dr_analyze_innermost): Export.
2484 (create_data_ref): Code to fail for references with invariant
2486 (find_data_references_in_stmt): ... here.
2487 * tree-data-ref.h (dr_analyze_innermost): Declare.
2488 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2489 (aff_combination_find_elt, name_expansion_hash,
2490 name_expansion_eq, tree_to_aff_combination_expand,
2491 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2493 * tree-affine.h (aff_combination_constant_multiple_p,
2494 tree_to_aff_combination_expand): Declare.
2495 * tree-predcom.c: New file.
2496 * common.opt (fpredictive-commoning): New option.
2497 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2498 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2499 * Makefile.in (tree-predcom.o): Add.
2500 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2501 * passes.c (init_optimization_passes): Add dceloop after
2502 copy propagation in loop optimizer. Add predictive commoning
2503 to loop optimizer passes.
2505 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2507 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2510 2007-05-24 Jan Hubicka <jh@suse.cz>
2512 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2514 (genheader): Include statistics.h.
2516 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2518 * print-rtl.c (flag_dump_unnumbered): Update comments.
2519 (print_rtl): Fix my previous change.
2520 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2523 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2526 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2528 (thread_through_all_blocks): Call initialize_original_copy_tables
2529 and free_original_copy_tables.
2530 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2532 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2533 * cfghooks.c (duplicate_block): Use get_loop_copy.
2534 * cfg.c: Include cfgloop.h.
2535 (loop_copy): New hash table.
2536 (initialize_original_copy_tables): Initialize loop_copy table.
2537 (free_original_copy_tables): Free loop_copy table.
2538 (copy_original_table_clear, copy_original_table_set,
2539 set_loop_copy, get_loop_copy): New functions.
2540 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2541 * cfgloop.h (struct loop): Remove copy field.
2542 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2543 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2545 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2547 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2548 -msse/-msse2/-msse3.
2550 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2552 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2553 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2555 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2558 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2559 * targhooks.h (default_mangle_decl_assembler_name): Declare
2561 * targhooks.c (default_mangle_decl_assembler_name): Define
2563 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2565 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2566 * langhooks.c (lhd_set_decl_assembler_name): Call
2567 targetm.mangle_decl_assembler_name for names with global scope.
2569 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2571 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2572 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2574 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2575 New. Factored out of i386_pe_encode_section_info.
2576 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2577 Move check for prior decoration of stdcall
2578 symbols to i386_pe_encode_section_info.
2579 (i386_pe_encode_section_info): Adjust call to
2580 gen_stdcall_or_fastcall_suffix. Use
2581 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2582 (i386_pe_mangle_decl_assembler_name): New. Wrap
2583 i386_pe_maybe_mangle_decl_assembler_name.
2585 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2587 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2588 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2589 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2590 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2591 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2594 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2595 Nigel Stephens <nigel@mips.com>
2596 Richard Sandiford <richard@codesourcery.com>
2598 Fix up MIPS16 hard float and add support for complex.
2600 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2601 (TARGET_SOFT_FLOAT_ABI): New.
2602 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2603 __mips_soft_float to reflect the ABI in use, not whether the
2604 FPU is directly accessible (e.g., in MIPS16 mode).
2605 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2606 (UNITS_PER_FPVALUE): Likewise.
2608 * config/mips/mips.c (mips_expand_call): Remove redundant
2609 TARGET_MIPS16 check.
2610 (mips_arg_regno): New.
2611 (function_arg_advance): When setting bits in cum->fp_code for
2612 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2614 (function_arg): Use mips_arg_regno.
2615 (mips_return_mode_in_fpr_p): New.
2616 (mips16_call_stub_mode_suffix): New.
2617 (mips16_cfun_returns_in_fpr_p): New.
2618 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2619 (mips_output_function_prologue): Test mips16_hard_float, not
2620 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2621 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2622 return value into a floating-point register.
2623 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2624 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2625 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2626 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2627 word of double arguments from or to the high bits of 64-bit
2628 floating point registers.
2629 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2630 (mips16_fpret_double): New helper function.
2631 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2632 support for complex modes. Fill in DECL_RESULT for stubdecl.
2633 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2635 * config/mips/mips16.S
2636 (RET, ARG1, ARG2): New.
2637 (MERGE_GPRf, MERGE_GPRt): New.
2638 (DELAYt, DELAYf): New.
2639 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2640 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2641 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2642 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2643 (SFOP): Renamed to...
2644 (OPSF3): This, and macro-ified. Updated all uses.
2645 (SFOP2): Renamed to...
2646 (OPSF2): This, and macro-ified. Updated all uses.
2647 (SFCMP): Renamed to...
2648 (CMPSF): This, and macro-ified. Updated all uses.
2649 (SFREVCMP): Renamed to...
2650 (REVCMPSF): This, and macro-ified. Updated all uses.
2651 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2652 (LDDBL1, LDDBL2, RETDBL): Deleted.
2653 (DFOP): Renamed to...
2654 (OPDF3): This, and macro-ified. Updated all uses.
2655 (DFOP2): Renamed to...
2656 (OPDF2): This, and macro-ified. Updated all uses.
2657 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2658 (DFCMP): Renamed to...
2659 (CMPDF): This, and macro-ified. Updated all uses.
2660 (DFREVCMP): Renamed to...
2661 (REVCMPDF): This, and macro-ified. Updated all uses.
2662 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2663 (RET_FUNCTION): New.
2664 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2665 (__mips16_ret_sc, __mips16_ret_dc): New.
2666 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2667 STUB_ARGS_6, STUB_ARGS_10): New.
2668 (CALL_STUB_NO_RET): New.
2669 (__mips16_call_stub_1): Macro-ified.
2670 (__mips16_call_stub_5): Macro-ified.
2671 (__mips16_call_stub_2): Macro-ified.
2672 (__mips16_call_stub_6): Macro-ified.
2673 (__mips16_call_stub_9): Macro-ified.
2674 (__mips16_call_stub_10): Macro-ified.
2675 (CALL_STUB_RET): New.
2676 (__mips16_call_stub_sf_0): Macro-ified.
2677 (__mips16_call_stub_sf_1): Macro-ified.
2678 (__mips16_call_stub_sf_5): Macro-ified.
2679 (__mips16_call_stub_sf_2): Macro-ified.
2680 (__mips16_call_stub_sf_6): Macro-ified.
2681 (__mips16_call_stub_sf_9): Macro-ified.
2682 (__mips16_call_stub_sf_10): Macro-ified.
2683 (__mips16_call_stub_df_0): Macro-ified.
2684 (__mips16_call_stub_df_1): Macro-ified.
2685 (__mips16_call_stub_df_5): Macro-ified.
2686 (__mips16_call_stub_df_2): Macro-ified.
2687 (__mips16_call_stub_df_6): Macro-ified.
2688 (__mips16_call_stub_df_9): Macro-ified.
2689 (__mips16_call_stub_df_10): Macro-ified.
2690 (__mips16_call_stub_sc_0): New.
2691 (__mips16_call_stub_sc_1): New.
2692 (__mips16_call_stub_sc_5): New.
2693 (__mips16_call_stub_sc_2): New.
2694 (__mips16_call_stub_sc_6): New.
2695 (__mips16_call_stub_sc_9): New.
2696 (__mips16_call_stub_sc_10): New.
2697 (__mips16_call_stub_dc_0): New.
2698 (__mips16_call_stub_dc_1): New.
2699 (__mips16_call_stub_dc_5): New.
2700 (__mips16_call_stub_dc_2): New.
2701 (__mips16_call_stub_dc_6): New.
2702 (__mips16_call_stub_dc_9): New.
2703 (__mips16_call_stub_dc_10): New.
2705 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2706 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2707 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2709 2007-05-23 Ian Lance Taylor <iant@google.com>
2711 * doc/invoke.texi (Invoking GCC): Document that the order of the
2714 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2717 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2718 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2719 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2723 * config/score/score.c (score_print_operand): Make sure that only
2724 lower bits are used.
2726 2007-05-22 Ian Lance Taylor <iant@google.com>
2728 * tree-vrp.c (avoid_overflow_infinity): New static function,
2729 broken out of set_value_range_to_value.
2730 (set_value_range_to_value): Call avoid_overflow_infinity.
2731 (extract_range_from_assert): Likewise.
2733 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2736 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2737 change the type before looking for a COMPOUND_EXPR.
2739 2007-05-22 Ian Lance Taylor <iant@google.com>
2741 * lower-subreg.c (decompose_multiword_subregs): If we change an
2742 insn, call remove_retval_note on it.
2744 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2746 * regs.h (end_hard_regno): New function.
2747 (END_HARD_REGNO, END_REGNO): New macros.
2748 (add_to_hard_reg_set): New function.
2749 (remove_from_hard_reg_set): Likewise.
2750 (in_hard_reg_set_p): Likewise.
2751 (overlaps_hard_reg_set_p): Likewise.
2752 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2753 (note_btr_set): Use END_HARD_REGNO.
2754 * caller-save.c (setup_save_areas): Use end_hard_regno.
2755 (mark_set_regs): Use END_HARD_REGNO.
2756 (add_stored_regs): Use end_hard_regno.
2757 (mark_referenced_regs): Use add_to_hard_reg_set.
2758 * combine.c (update_table_tick): Use END_REGNO.
2759 (record_value_for_reg): Likewise.
2760 (record_dead_and_set_regs): Likewise.
2761 (get_last_value_validate): Likewise.
2762 (use_crosses_set_p): Likewise.
2763 (reg_dead_at_p_1): Likewise.
2764 (reg_dead_at_p): Likewise.
2765 (mark_used_regs_combine): Use add_to_hard_reg_set.
2766 (move_deaths): Use END_HARD_REGNO.
2767 (reg_bitfield_target_p): Use end_hard_regno.
2768 (distribute_notes): Use END_HARD_REGNO.
2769 * cse.c (mention_regs): Use END_REGNO.
2770 (insert): Use add_to_hard_reg_set.
2771 (invalidate): Use END_HARD_REGNO.
2772 (invalidate_for_call): Likewise.
2773 (exp_equiv_p): Use END_REGNO.
2774 (cse_insn): Likewise.
2775 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2776 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2777 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2778 * function.c (keep_stack_depressed): Use end_hard_regno.
2779 * global.c (global_alloc): Use end_hard_regno.
2780 (global_conflicts): Use add_to_hard_reg_set instead of
2782 (find_reg): Likewise.
2783 (mark_reg_store): Likewise.
2784 (mark_reg_conflicts): Likewise.
2785 (mark_reg_death): Use remove_from_hard_reg_set.
2786 (mark_reg_live_nc): Delete.
2787 (set_preference): Use end_hard_regno.
2788 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2789 remove_from_hard_reg_set.
2790 (post_mark_life): Use add_to_hard_reg_set.
2791 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2792 (reg_becomes_live): Use add_to_hard_reg_set.
2793 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2794 (peep2_find_free_register): Use add_to_hard_reg_set.
2795 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2796 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2797 * regrename.c (note_sets): Use add_to_hard_reg_set.
2798 (clear_dead_regs): Use remove_from_hard_reg_set.
2799 (regrename_optimize): Use add_to_hard_reg_set.
2800 (find_oldest_value_reg): Use in_hard_reg_set_p.
2801 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2802 (hard_reg_set_here_p): Use end_hard_regno.
2803 (decompose): Likewise.
2804 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2805 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2806 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2807 (mark_home_live): Use end_hard_regno.
2808 (spill_hard_reg): Likewise.
2809 (clear_reload_reg_in_use): Likewise.
2810 * reorg.c (delete_prior_computation): Use END_REGNO.
2811 * resource.c (update_live_status): Use END_HARD_REGNO.
2812 (mark_referenced_resources): Use add_to_hard_reg_set.
2813 (mark_set_resources): Likewise.
2814 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2815 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2816 (reg_overlap_mentioned_p): Likewise.
2817 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2818 (covers_regno_no_parallel_p): Use END_REGNO.
2819 (find_regno_note): Likewise.
2820 (find_reg_fusage): Use END_HARD_REGNO.
2821 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2822 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2824 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2826 * mode-switching.c (reg_dies): Change type of second argument to
2828 (optimize_mode_switching): Update accordingly.
2830 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2832 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2834 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2835 (hard_reg_set_empty_p): ...these new functions.
2836 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2837 GO_IF_HARD_REG_SUBSET.
2838 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2839 instead of GO_IF_HARD_REG_EQUAL.
2840 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2841 instead of GO_IF_HARD_REG_EQUAL.
2842 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2843 GO_IF_HARD_REG_SUBSET.
2844 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2845 GO_IF_HARD_REG_EQUAL.
2846 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2847 of GO_IF_HARD_REG_SUBSET.
2848 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2849 instead of GO_IF_HARD_REG_EQUAL.
2850 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2851 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2852 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2853 of GO_IF_HARD_REG_SUBSET,
2854 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2855 GO_IF_HARD_REG_SUBSET.
2856 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2857 instead of GO_IF_HARD_REG_EQUAL.
2858 * config/sh/sh.c (push_regs, calc_live_regs): Use
2859 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2860 (hard_regs_intersect_p): Delete.
2862 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2864 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2866 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2867 Richard Henderson <rth@redhat.com>
2869 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2871 (x86_64-*-*): Likewise.
2873 * i386/i386-modes.def (V2QI): New.
2875 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2877 (override_options): Support SSE4.1.
2878 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2879 (IX86_BUILTIN_BLENDPS): Likewise.
2880 (IX86_BUILTIN_BLENDVPD): Likewise.
2881 (IX86_BUILTIN_BLENDVPS): Likewise.
2882 (IX86_BUILTIN_PBLENDVB128): Likewise.
2883 (IX86_BUILTIN_PBLENDW128): Likewise.
2884 (IX86_BUILTIN_DPPD): Likewise.
2885 (IX86_BUILTIN_DPPS): Likewise.
2886 (IX86_BUILTIN_INSERTPS128): Likewise.
2887 (IX86_BUILTIN_MOVNTDQA): Likewise.
2888 (IX86_BUILTIN_MPSADBW128): Likewise.
2889 (IX86_BUILTIN_PACKUSDW128): Likewise.
2890 (IX86_BUILTIN_PCMPEQQ): Likewise.
2891 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2892 (IX86_BUILTIN_PMAXSB128): Likewise.
2893 (IX86_BUILTIN_PMAXSD128): Likewise.
2894 (IX86_BUILTIN_PMAXUD128): Likewise.
2895 (IX86_BUILTIN_PMAXUW128): Likewise.
2896 (IX86_BUILTIN_PMINSB128): Likewise.
2897 (IX86_BUILTIN_PMINSD128): Likewise.
2898 (IX86_BUILTIN_PMINUD128): Likewise.
2899 (IX86_BUILTIN_PMINUW128): Likewise.
2900 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2901 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2902 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2903 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2904 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2905 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2906 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2907 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2908 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2909 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2910 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2911 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2912 (IX86_BUILTIN_PMULDQ128): Likewise.
2913 (IX86_BUILTIN_PMULLD128): Likewise.
2914 (IX86_BUILTIN_ROUNDPD): Likewise.
2915 (IX86_BUILTIN_ROUNDPS): Likewise.
2916 (IX86_BUILTIN_ROUNDSD): Likewise.
2917 (IX86_BUILTIN_ROUNDSS): Likewise.
2918 (IX86_BUILTIN_PTESTZ): Likewise.
2919 (IX86_BUILTIN_PTESTC): Likewise.
2920 (IX86_BUILTIN_PTESTNZC): Likewise.
2921 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2922 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2923 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2924 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2925 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2927 (bdesc_sse_3arg): Likewise.
2928 (bdesc_2arg): Likewise.
2929 (bdesc_1arg): Likewise.
2930 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2932 (ix86_expand_sse_4_operands_builtin): New.
2933 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2934 smaller than 8 bits as the 2nd arg.
2935 (ix86_expand_sse_ptest): New.
2936 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2937 (ix86_expand_vector_set): Support SSE4.1.
2938 (ix86_expand_vector_extract): Likewise.
2940 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2941 __SSE4_1__ for -msse4.1.
2943 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2944 (UNSPEC_INSERTPS): Likewise.
2945 (UNSPEC_DP): Likewise.
2946 (UNSPEC_MOVNTDQA): Likewise.
2947 (UNSPEC_MPSADBW): Likewise.
2948 (UNSPEC_PHMINPOSUW): Likewise.
2949 (UNSPEC_PTEST): Likewise.
2950 (UNSPEC_ROUNDP): Likewise.
2951 (UNSPEC_ROUNDS): Likewise.
2953 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2955 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2956 (const_pow2_1_to_32768_operand): Likewise.
2958 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2961 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2963 (sse4_1_insertps): Likewise.
2964 (*sse4_1_extractps): Likewise.
2965 (sse4_1_ptest): Likewise.
2966 (sse4_1_mulv2siv2di3): Likewise.
2967 (*sse4_1_mulv4si3): Likewise.
2968 (*sse4_1_smax<mode>3): Likewise.
2969 (*sse4_1_umax<mode>3): Likewise.
2970 (*sse4_1_smin<mode>3): Likewise.
2971 (*sse4_1_umin<mode>3): Likewise.
2972 (sse4_1_eqv2di3): Likewise.
2973 (*sse4_1_pinsrb): Likewise.
2974 (*sse4_1_pinsrd): Likewise.
2975 (*sse4_1_pinsrq): Likewise.
2976 (*sse4_1_pextrb): Likewise.
2977 (*sse4_1_pextrb_memory): Likewise.
2978 (*sse4_1_pextrw_memory): Likewise.
2979 (*sse4_1_pextrq): Likewise.
2980 (sse4_1_blendpd): Likewise.
2981 (sse4_1_blendps): Likewise.
2982 (sse4_1_blendvpd): Likewise.
2983 (sse4_1_blendvps): Likewise.
2984 (sse4_1_dppd): Likewise.
2985 (sse4_1_dpps): Likewise.
2986 (sse4_1_movntdqa): Likewise.
2987 (sse4_1_mpsadbw): Likewise.
2988 (sse4_1_packusdw): Likewise.
2989 (sse4_1_pblendvb): Likewise.
2990 (sse4_1_pblendw): Likewise.
2991 (sse4_1_phminposuw): Likewise.
2992 (sse4_1_extendv8qiv8hi2): Likewise.
2993 (*sse4_1_extendv8qiv8hi2): Likewise.
2994 (sse4_1_extendv4qiv4si2): Likewise.
2995 (*sse4_1_extendv4qiv4si2): Likewise.
2996 (sse4_1_extendv2qiv2di2): Likewise.
2997 (*sse4_1_extendv2qiv2di2): Likewise.
2998 (sse4_1_extendv4hiv4si2): Likewise.
2999 (*sse4_1_extendv4hiv4si2): Likewise.
3000 (sse4_1_extendv2hiv2di2): Likewise.
3001 (*sse4_1_extendv2hiv2di2): Likewise.
3002 (sse4_1_extendv2siv2di2): Likewise.
3003 (*sse4_1_extendv2siv2di2): Likewise.
3004 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3005 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3006 (sse4_1_zero_extendv4qiv4si2): Likewise.
3007 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3008 (sse4_1_zero_extendv2qiv2di2): Likewise.
3009 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3010 (sse4_1_zero_extendv4hiv4si2): Likewise.
3011 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3012 (sse4_1_zero_extendv2hiv2di2): Likewise.
3013 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3014 (sse4_1_zero_extendv2siv2di2): Likewise.
3015 (*sse4_1_zero_extendv2siv2di2): Likewise.
3016 (sse4_1_roundpd): Likewise.
3017 (sse4_1_roundps): Likewise.
3018 (sse4_1_roundsd): Likewise.
3019 (sse4_1_roundss): Likewise.
3020 (mulv4si3): Don't expand for SSE4.1.
3021 (smax<mode>3): Likewise.
3022 (umaxv4si3): Likewise.
3023 (uminv16qi3): Likewise.
3024 (umin<mode>3): Likewise.
3025 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3027 * doc/extend.texi: Document SSE4.1 built-in functions.
3029 * doc/invoke.texi: Document -msse4.1.
3031 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3033 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3034 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3035 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3036 (ASM_SPEC): Add asm_pcrel_spec.
3037 (EXTRA_SPECS): Add asm_pcrel_spec.
3039 2007-05-21 David Daney <ddaney@avtrex.com>
3041 * doc/install.texi (Building a cross compiler): Add requirements
3042 for Java cross compiler.
3044 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3047 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3048 Add loopno argument. Use evolution_function_is_invariant_rec_p
3049 instead of evolution_function_is_constant_p.
3050 Update calls to evolution_function_is_affine_multivariate_p.
3051 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3052 Add loopno argument.
3053 * tree-scalar-evolution.c (gather_chrec_stats): Call
3054 evolution_function_is_affine_multivariate_p with a loop
3056 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3057 (analyze_overlapping_iterations): Likewise.
3058 (access_functions_are_affine_or_constant_p): Likewise.
3059 (build_classic_dist_vector_1): If the access functions
3060 are equal, don't do anything.
3062 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3063 Paolo Carlini <pcarlini@suse.de>
3064 Uros Bizjak <ubizjak@gmail.com>
3066 * c-cppbuiltin.c (c_cpp_builtins): Define
3067 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3068 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3069 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3070 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3072 2007-05-21 Mike Stump <mrs@apple.com>
3074 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3076 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3078 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3080 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3081 implementation if __OPTIMIZE__ is not defined.
3082 (_mm_alignr_pi8): Ditto.
3083 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3084 (_mm_inserti_si64): Ditto.
3085 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3086 (_mm_slli_epi16): Ditto.
3087 (_mm_slli_epi32): Ditto.
3088 (_mm_slli_epi64): Ditto.
3089 (_mm_srai_epi16): Ditto.
3090 (_mm_srai_epi32): Ditto.
3091 (_mm_srli_si128): Ditto.
3092 (_mm_slli_si128): Ditto.
3093 (_mm_srli_epi16): Ditto.
3094 (_mm_srli_epi32): Ditto.
3095 (_mm_srli_epi64): Ditto.
3096 (_mm_extract_epi16): Ditto.
3097 (_mm_insert_epi16): Ditto.
3098 (_mm_shufflehi_epi16): Ditto.
3099 (_mm_shufflelo_epi16): Ditto.
3100 (_mm_shuffle_epi32): Ditto.
3101 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3103 (_mm_insert_pi16): Ditto.
3105 (_mm_shuffle_pi16): Ditto.
3107 (_mm_shufle_ps): Ditto.
3108 (_mm_prefetch): Ditto.
3110 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3112 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3113 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3114 * real.c (encode_i370_single, decode_i370_single,
3115 encode_i370_double, decode_i370_double): Functions removed.
3116 (i370_single_format, i370_double_format): Initializations removed.
3117 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3118 Consider the log2_b field to always be one.
3119 (ieee_single_format, mips_single_format, coldfire_single_format,
3120 ieee_double_format, mips_double_format, coldfire_double_format,
3121 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3122 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3123 ibm_extended_format, mips_extended_format, ieee_quad_format,
3124 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3125 decimal_single_format, decimal_double_format, decimal_quad_format,
3126 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3127 initialization of log2_b.
3128 * real.h (i370_single_format, i370_double_format): Declarations removed.
3129 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3130 field to always be one.
3132 2007-05-21 Andreas Schwab <schwab@suse.de>
3134 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3135 NOTE_INSN_BASIC_BLOCK_P.
3136 (process_for_unwind_directive): Likewise.
3138 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3140 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3141 * function.h (struct function): Move va_list_gpr_size,
3142 va_list_fpr_size, function_frequency to front of bitfields. Add
3144 (current_function_calls_unwind_init): New.
3145 * except.c (expand_builtin_unwind_init): Set
3146 current_function_calls_unwind_init not
3147 current_function_has_nonlocal_label.
3148 * reload1.c (has_nonexceptional_receiver): New.
3149 (reload): Use it and current_function_calls_unwind_init to
3150 determine whether call-saved regs must be saved.
3152 2007-05-20 Jan Hubicka <jh@suse.cz>
3154 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3155 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3156 * ddg.c (create_ddg): LIkewise.
3157 * final.c (final): Remove hunk moving line numbernotes around since
3158 they are no longer present at this stage.
3159 (final_scan_insn): Use NOTE_KIND instead of
3160 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3161 (output_asm_label): Likewise.
3162 * reorg.c (dbr_schedule): Likewise.
3163 * haifa-sched.c (unlink_other_notes): Likewise.
3164 * mode-switching.c (optimize_mode_switching): Likewise.
3165 * graph.c (start_bb): Likewise.
3166 * rtl.def (NOTE): Update description.
3167 * jump.c (squeeze_notes): Delete.
3168 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3169 NOTE_INSN_BASIC_BLOCK_P when possible.
3170 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3171 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3172 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3173 (dwarf2out_var_location): Likewise.
3174 * cfgbuild.c (make_edges): Likewise.
3175 (find_basic_blocks_1): Likewise.
3176 * function.c (reorder_blocks_1): Likewise.
3177 (epilogue_done): Likewise.
3178 (reposition_prologue_and_epilogue_notes): Likewise.
3179 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3181 (print_rtl): Likewise.
3182 (print_rtl_single): Likewise.
3183 * gcse.c (insert_insn_start_bb): Likewise.
3184 * alias.c (init_alias_analysis): Likewise.
3185 * calls.c (fixup_tail_calls): Likewise.
3186 * except.c (sjlj_emit_function_enter): Likewise.
3187 * emit-rtl.c (add_insn_after): Likeiwse.
3188 (emit_label_before): Likewise.
3189 (emit_label_after): Likewise.
3190 (emit_note_before, emit_note_after, emit_note): Update
3191 parameter to be enum insn_note; do not deal with source
3193 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3194 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3196 (merge_blocks_move_successor_nojumps): Simplify now when
3197 we don't have BLOCK notes.
3198 (try_optimize_cfg): Likewise.
3199 * cfglayout.c (skip_insns_after_block): Likewise.
3200 (record_effective_endpoints): Likewise.
3201 (duplicate_insn_chain): Likewise.
3202 * varasm.c (output_constant_pool_1): Likewise.
3203 * sched-deps.c (sched_analyze): Likewise.
3204 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3206 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3207 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3208 (SET_INSN_DELETED): Simplify.
3209 (NOTE_LINE_NUMBER): Exterminate.
3210 (NOTE_LINE_KIND): New.
3211 (NOTE_INSN_BASIC_BLOCK_P): Update.
3212 (enum insn_note): Simplify.
3213 (GET_NOTE_INSN_NAME) Simplify.
3214 (emit_note_before, emit_note_after, emit_note): Update prototype.
3215 (squeeze_notes): Remove.
3216 * sched-int.h (NOTE_NOT_BB_P): Update.
3217 * resource.c (mark_target_live_regs): Update.
3218 * sched-rgn.c (debug_dependencies): Update.
3219 * sched-vis.c (print_insn): Update.
3220 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3221 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3222 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3223 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3224 (split_branches): Update.
3225 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3227 (sh_adjust_unroll_max): Exterminate.
3228 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3229 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3230 (m68hc11_reorg): Likewise.
3231 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3232 (emit_predicate_relation_info): Update.
3233 (process_for_unwind_directive): Update.
3234 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3235 (output_call): Update.
3236 * config/pa/pa.c (output_lbranch): Update.
3237 (output_millicode_call): Update.
3238 (output_call): Update.
3239 (pa_combine_instructions): Update.
3240 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3241 * config/bfin/bfin.c (gen_one_bundle): Update.
3242 * cfgrtl.c (can_delete_note_p): Update.
3243 (delete_insn): Update.
3244 (rtl_merge_blocks): Update.
3245 (commit_one_edge_insertion): Update.
3246 (rtl_verify_flow_info): Update.
3247 * stmt.c (expand_case): Do not call squeeze_notes.
3249 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3256 * c.opt (Wtype-limits): New.
3257 * doc/invoke.texi (Wtype-limits): Document it.
3258 (Wextra): Enabled by -Wextra.
3259 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3260 * c-common.c (shorten_compare): Warn with Wtype-limits.
3262 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3264 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3265 inlined function, not as a macro.
3266 (_mm_alignr_pi8): Ditto.
3267 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3268 (_mm_inserti_si64): Ditto.
3269 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3270 (_mm_extract_epi16): Ditto.
3271 (_mm_insert_epi16): Ditto.
3272 (_mm_shufflehi_epi16): Ditto.
3273 (_mm_shufflelo_epi16): Ditto.
3274 (_mm_shuffle_epi32): Ditto.
3275 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3276 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3278 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3280 (_m_to_float): Use C89 compatible assignment.
3282 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3285 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3287 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3290 * doc/invoke.texi (Wreturn-type): Complete description.
3291 (Wextra): Delete item about return-type warning.
3292 * c-decl.c: Delete redundant Wextra warning.
3294 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3297 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3298 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3299 inlined function, not as a macro.
3300 (_mm_prefetch): Ditto.
3302 (_mm_insert_pi16): Ditto.
3304 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3305 (_m_pshufw): Ditto. Add const to __N argument.
3306 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3307 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3308 (_mm_slli_epi32): Ditto.
3309 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3310 Add __inline to function declaration.
3311 (_mm_slli_si128): Ditto.
3313 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3315 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3316 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3318 (struct fenv): New structure.
3319 (FP_HANDLE_EXCEPTIONS): New define.
3320 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3321 (_FP_DECL_EXP): New define.
3322 (FP_INIT_ROUNDMODE): New define.
3323 (FP_ROUNDMODE): New define.
3325 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3327 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3328 (Wconversion): Update description.
3329 (Wconversion-sign): New.
3330 * c.opt (Wconversion-sign): New.
3331 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3332 means disabled for C++. Otherwise, take the status of Wconversion.
3333 * c-common.c (conversion_warning): Warn with either Wconversion or
3335 (warnings_for_convert_and_check): Conditions are already checked by
3337 (convert_and_check): Don't check warnings if the conversion failed.
3339 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3340 Anatoly Sokolov <aesok@dol.ru>
3342 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3343 avr_epilogue_uses) : Add declaration.
3344 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3345 * config/avr/constraints.md (R): New constraint.
3346 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3347 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3348 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3349 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3350 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3351 call_prologue_saves, epilogue_restores, return_from_epilogue,
3352 return_from_main_epilogue, return_from_interrupt_epilogue,
3353 return_from_naked_epilogue, prologue, epilogue): New patterns.
3354 (jump): Handle symbol reference.
3355 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3356 avr_output_function_prologue, avr_output_function_epilogue): Remove
3358 (avr_init_machine_status, expand_prologue, expand_epilogue,
3359 avr_asm_function_end_prologue, avr_epilogue_uses,
3360 avr_asm_function_begin_epilogue): New functions.
3361 (prologue_size, epilogue_size, jump_tables_size): Remove global
3363 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3364 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3365 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3366 (avr_override_options): Initialise init_machine_status.
3367 (output_movhi): Handle all stack pointer loads.
3368 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3369 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3370 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3371 (EPILOGUE_USES) Redefine.
3372 (machine_function) Declare.
3374 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3376 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3377 Use a single return statement.
3379 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3382 * builtins.c (do_mpfr_lgamma_r): New.
3383 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3384 * tree.h (CASE_FLT_FN_REENT): New.
3386 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3388 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3389 (output_die): Use 'unsigned long' with %x.
3390 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3391 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3392 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3394 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3396 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3401 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3402 true if function has no argument.
3404 2007-05-18 DJ Delorie <dj@redhat.com>
3406 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3407 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3409 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3411 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3412 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3413 count_trailing_zeros.
3414 (__i386__): Implement count_leading_zeros using __builtin_clz().
3415 Implement count_trailing_zeros usign __builtin_ctz().
3417 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3419 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3421 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3424 * expr.c (emit_move_change_mode): Change mode of push operands here.
3426 2007-05-17 Ian Lance Taylor <iant@google.com>
3428 PR tree-optimization/31953
3429 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3431 (set_value_range_to_null): Call set_value_range_to_value.
3432 (extract_range_from_comparison): Likewise.
3434 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3436 * toplev.c (print_version): Output GMP/MPFR version info.
3438 * builtins.c (CASE_MATHFN_REENT): New macro.
3439 (mathfn_built_in): Use it.
3440 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3441 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3442 BUILT_IN_LGAMMAL_R): New.
3443 * doc/extend.texi: Document new builtins.
3446 * builtins.c (do_mpfr_remquo): New.
3447 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3448 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3451 * builtins.c (fold_builtin_1): Handle y0, y1.
3452 (fold_builtin_2): Handle yn.
3455 * builtins.c (do_mpfr_bessel_n): New.
3456 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3457 (fold_builtin_2): Handle BUILT_IN_JN.
3459 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3462 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3463 TYPE_PRECISION (intmax_type_node).
3465 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3468 * reload.c (subst_reloads): Remove checking.
3470 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3472 PR rtl-optimization/31691
3473 * combine.c (simplify_set): Build a new src pattern instead of
3474 substituting its operands in the COMPARE case.
3476 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3478 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3479 (execute_vrp): Preserve loops through jump threading.
3480 * tree-ssa-threadupdate.c (thread_single_edge,
3481 dbds_continue_enumeration_p, determine_bb_domination_status,
3482 thread_through_loop_header): New functions.
3483 (create_edge_and_update_destination_phis,
3484 create_edge_and_update_destination_phis): Set loops for the new blocks.
3485 (prune_undesirable_thread_requests): Removed.
3486 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3488 (thread_block): Do not call prune_undesirable_thread_requests.
3490 (mark_threaded_blocks): Select edges to thread here.
3491 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3492 Thread edges through loop headers independently.
3493 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3494 * tree-pass.h (TODO_mark_first_instance): New.
3495 (first_pass_instance): Declare.
3496 * cfghooks.c (duplicate_block): Put the block to the original loop
3497 if copy is not specified.
3498 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3499 jump threading. Pass may_peel_loop_headers to
3500 thread_through_all_blocks according to first_pass_instance.
3501 * cfgloop.h (create_preheader): Declare.
3502 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3503 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3504 * passes.c (first_pass_instance): New variable.
3505 (next_pass_1): Set TODO_mark_first_instance.
3506 (execute_todo): Set first_pass_instance.
3508 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3510 PR tree-optimization/24659
3511 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3512 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3513 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3514 OTI_vec_pack_ufix_trunc.
3515 (vec_unpacks_float_hi_optab): Define new macro.
3516 (vec_unpacks_float_lo_optab): Ditto.
3517 (vec_unpacku_float_hi_optab): Ditto.
3518 (vec_unpacku_float_lo_optab): Ditto.
3519 (vec_pack_sfix_trunc_optab): Ditto.
3520 (vec_pack_ufix_trunc_optab): Ditto.
3521 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3522 and vec_pack_[s|u]fix_trunc_optab using
3523 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3524 * tree-vectorizer.c (supportable_widening_operation): Handle
3525 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3526 (supportable_narrowing_operation): New function.
3527 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3528 * tree-vect-transform.c (vectorizable_conversion): Handle
3529 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3530 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3531 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3532 to check for target support.
3533 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3534 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3535 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3536 for VEC_PACK_FIX_TRUNC_EXPR.
3537 (expand_binop): Special case mode of the result for
3538 vec_pack_[u|s]fix_trunc_optab.
3539 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3540 vec_pack_[u|s]fix_trunc_optab.
3542 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3543 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3544 * tree-pretty-print.c (dump_generic_node): Handle
3545 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3546 VEC_PACK_FIX_TRUNC_EXPR.
3548 * expr.c (expand_expr_real_1): Ditto.
3549 * tree-inline.c (estimate_num_insns_1): Ditto.
3550 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3552 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3553 (vec_unpacks_float_lo_v8hi): Ditto.
3554 (vec_unpacku_float_hi_v8hi): Ditto.
3555 (vec_unpacku_float_lo_v8hi): Ditto.
3556 (vec_unpacks_float_hi_v4si): Ditto.
3557 (vec_unpacks_float_lo_v4si): Ditto.
3558 (vec_pack_sfix_trunc_v2df): Ditto.
3560 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3562 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3563 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3564 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3565 [vec_pack_ufix_trunc]: Ditto.
3566 [vec_unpacks_float_hi]: Ditto.
3567 [vec_unpacks_float_lo]: Ditto.
3568 [vec_unpacku_float_hi]: Ditto.
3569 [vec_unpacku_float_lo]: Ditto.
3571 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3573 * soft-fp/README: Update for new files.
3574 * soft-fp/floattisf.c: New file.
3575 * soft-fp/floattidf.c: New file.
3576 * soft-fp/floattitf.c: New file.
3577 * soft-fp/floatuntisf.c: New file.
3578 * soft-fp/floatuntidf.c: New file.
3579 * soft-fp/floatuntitf.c: New file.
3580 * soft-fp/fixsfti.c: New file.
3581 * soft-fp/fixdfti.c: New file.
3582 * soft-fp/fixtfti.c: New file.
3583 * soft-fp/fixunssfti.c: New file.
3584 * soft-fp/fixunsdfti.c: New file.
3585 * soft-fp/fixunstfti.c: New file.
3586 * soft-fp/extendxftf.c: New file.
3587 * soft-fp/trunctfxf.c: New file.
3589 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3590 (__trunctfxf2): Ditto.
3592 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3593 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3594 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3595 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3596 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3597 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3599 * config/i386/t-fprules-softfp64: New file.
3600 * config/i386/sfp-machine.h: New file.
3601 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3602 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3603 and soft-fp/t-softfp to tmake_file.
3604 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3605 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3607 * config/i386/t-linux64 (softfp_wrap_start): New.
3608 (softfp_wrap_end): New.
3609 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3610 supported for TARGET_64BIT.
3612 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3614 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3615 c_common_unsigned_type behavior.
3617 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3619 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3622 2007-05-16 Eric Christopher <echristo@apple.com>
3624 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3625 saving after stack push. Set sp_offset whenever we push.
3626 (rs6000_emit_epilogue): Move altivec register restore before
3629 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3631 * configure.ac: Allow sysroots to be relocated under $prefix as
3632 well as $exec_prefix.
3633 * configure: Regenerate.
3635 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3639 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3641 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3642 (gcc_tooldir): Likewise.
3643 * configure: Regenerate.
3644 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3645 old configure.ac gcc_tooldir setting.
3646 (prefix_to_exec_prefix): New variable.
3647 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3648 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3650 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3652 * c-typeck.c (build_binary_op): Return early for error.
3654 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3656 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3657 struct nb_iter_bound.
3658 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3659 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3660 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3661 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3662 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3663 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3664 (del_scev_info): Use ggc_free.
3665 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3666 * loop-init.c: Include ggc.h.
3667 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3668 (loop_optimizer_finalize): Use ggc_free.
3669 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3670 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3671 pass_iv_optimize): Add TODO_ggc_collect.
3672 * function.h (struct function): Remove skip marker from x_current_loops.
3673 * cfgloop.c: Include ggc.h.
3674 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3676 (establish_preds): Vector superloops is gc allocated.
3677 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3679 (flow_loops_find): Vector larray is gc allocated.
3680 (loop_exit_free): Use ggc_free.
3681 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3682 that head of exits list is now not a part of struct loop.
3683 (record_loop_exits): Allocate exits table in gc memory.
3684 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3685 head of exits list is now not a part of struct loop.
3686 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3687 struct loop_exit): Add GTY marker.
3688 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3689 Add skip marker to aux field. Make head of exits list a separate
3691 (struct loops): Add GTY marker. Make larray vector gc allocated.
3692 Add param marker to exits table.
3693 (get_loops): Type changed.
3694 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3696 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3697 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3698 * basic-block.h (struct basic_block_def): Remove skip marker from
3701 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3703 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3704 of 0 in the call to expand_expr().
3705 (expand_builtin_mathfn_3): Ditto.
3706 (expand_builtin_interclass_mathfn): Ditto.
3707 (expand_builtin_cexpi): Ditto.
3708 (expand_builtin_int_roundingfn): Ditto.
3709 (expand_builtin_int_roundingfn_2): Ditto.
3710 (expand_builtin_pow): Ditto.
3711 (expand_builtin_powi): Ditto.
3712 (expand_builtin_bswap): Ditto.
3713 (expand_builtin_unop): Ditto.
3714 (expand_builtin_fabs): Ditto.
3715 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3716 the call to expand_expr().
3717 (expand_builtin_sync_operation): Ditto.
3718 (expand_builtin_compare_and_swap): Ditto.
3719 (expand_builtin_lock_test_and_set): Ditto.
3720 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3721 instead of 0 in the call to expand_expr().
3722 (expand_builtin_extract_return_addr): Ditto.
3723 (expand_builtin_eh_return): Ditto.
3724 (expand_eh_return): Ditto.
3725 * explow.c (expr_size): Ditto.
3726 * expr.c (optimize_bitfield_assignment_op): Ditto.
3727 (expand_assignement): Ditto.
3728 (store_expr): Ditto.
3729 (store_field): Ditto.
3730 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3731 the call to expand_expr().
3732 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3733 in the call to expand_expr().
3734 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3735 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3736 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3738 * optabs.c (expand_vec_shift_expr): Ditto.
3739 (expand_vec_cond_expr): Ditto.
3740 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3741 call to expand_expr().
3742 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3743 in the call to expand_expr().
3745 2007-05-14 Dave Korn <dave.korn@artimi.com>
3747 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3749 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3751 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3752 instead of c_common_unsigned_type.
3753 (c_common_unsigned_type): Remove.
3754 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3755 c_common_unsigned_type.
3756 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3757 c_common_unsigned_type.
3758 * c-common.h (c_common_unsigned_type): Remove.
3759 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3760 c_common_unsigned_type.
3761 * c-format.c (check_format_types): Use unsigned_type_for instead of
3762 c_common_unsigned_type.
3763 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3764 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3765 c_common_unsigned_type.
3766 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3767 lang_hooks.types.unsigned_type.
3768 * expmed.c (make_tree): Use unsigned_type_for instead of
3769 lang_hooks.types.unsigned_type.
3770 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3771 lang_hooks.types.unsigned_type.
3772 (build_range_check): Likewise.
3773 (fold_unary): Likewise.
3774 (fold_binary): Likewise.
3775 (fold_ternary): Likewise.
3776 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3777 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3778 * tree.c (get_unsigned_type): New.
3779 (unsigned_type_for): Use get_unsigned_type instead of
3780 lang_hooks.types.unsigned_type.
3782 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3784 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3785 to m68k_get_function_kind. Update its prototype.
3786 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3788 (m68k_interrupt_function_p): Return enum m68k_function_type
3789 instead of bool. Rename to m68k_get_function_kind.
3790 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3792 (m68k_compute_frame_layout): Don't mark any register for save
3793 if an interrupt_thread attribute is specified.
3794 (m68k_hard_regno_rename_ok): Update a use of
3795 m68k_interrupt_function_p.
3796 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3797 m68k_interrupt_function_p.
3798 (m68k_function_type): New.
3799 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3800 for a function with an interrupt_thread attribute.
3801 * doc/extend.texi: Document the interrupt_thread attribute.
3803 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3805 Fix PR tree-optimization/31911
3806 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3807 if they didn't change the expression.
3809 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3811 * tree-scalar-evolution.c (resolve_mixers): Exported.
3812 * tree-scalar-evolution.h (resolve_mixers): Declare.
3813 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3814 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3815 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3816 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3817 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3818 strip_conversion, analyze_offset_expr, address_analysis,
3819 object_analysis, analyze_offset): Removed.
3820 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3821 split_constant_offset, canonicalize_base_object_address,
3822 object_address_invariant_in_loop_p, disjoint_objects_p,
3823 dr_may_alias_p, dr_address_invariant_p): New functions.
3824 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3825 and dr_analyze_alias.
3826 (initialize_data_dependence_relation): Use dr_may_alias_p
3827 and object_address_invariant_in_loop_p.
3828 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3830 (find_data_references_in_stmt): Restrict the analysis of data references
3831 to the given loop nest.
3832 (find_data_references_in_loop): Made static. Pass loop nest to
3833 find_data_references_in_stmt.
3834 (compute_data_dependences_for_loop): Use DR_VOPS.
3835 (free_data_ref): Free DR_VOPS.
3836 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3837 (struct innermost_loop_behavior): ... new.
3838 (struct base_object_info): Replaced by ...
3839 (struct indices): ... new.
3840 (struct dr_alias): New.
3841 (enum data_ref_type): Removed.
3842 (struct data_reference): Consist of struct innermost_loop_behavior,
3843 struct indices and struct dr_alias.
3844 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3845 (DR_MEMTAG): Renamed to ...
3846 (DR_SYMBOL_TAG): ... this.
3847 (find_data_references_in_loop): Declaration removed.
3848 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3849 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3850 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3851 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3853 2007-05-13 Revital Eres <eres@il.ibm.com>
3855 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3856 which walks virtual def-use chains to find redundant stores.
3857 (dse_optimize_stmt): Call it.
3859 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3861 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3862 * passes.c (init_optimization_passes): Move pass_jump_bypass
3865 * basic-block.h (bb_has_eh_pred): Fix style issue.
3867 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3869 PR rtl-optimization/31848
3870 * loop-invariant.c (move_invariant_reg): If we move an insn
3871 with a REG_EQUAL note, and that insn is not always executed,
3872 remove the REG_EQUAL note.
3874 2007-05-12 Richard Guenther <rguenther@suse.de>
3876 PR tree-optimization/31797
3877 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3878 propagate into a stmt that has volatile ops.
3880 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3882 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3883 (gcc_tooldir): Likewise.
3884 * configure: Regenerate.
3885 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3886 old configure.ac gcc_tooldir setting.
3887 (prefix_to_exec_prefix): New variable.
3888 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3889 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3891 2007-05-11 Silvius Rus <rus@google.com>
3893 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3894 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3895 * c-common.h (strict_aliasing_warning): Change return type.
3896 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3897 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3898 (build_c_cast): Condition call to strict_aliasing_warning.
3899 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3900 * flags.h (set_Wstrict_aliasing): Declare.
3901 * opts.c (set_Wstrict_alising): Define, add call to.
3902 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3903 * tree-ssa-alias-warnings.c: New file.
3904 * tree-ssa-alias.c (compute_may_aliases): Add call to
3905 strict_aliasing_warning_backend.
3907 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3909 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3910 Use loop_depth and loop_outer accessor functions.
3911 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3912 determine_invariantness_stmt, move_computations_stmt): Ditto.
3913 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3914 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3915 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3916 * tree-scalar-evolution.c (interpret_loop_phi,
3917 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3918 instantiate_parameters_1, scev_const_prop): Ditto.
3919 * cfghooks.c (make_forwarder_block): Ditto.
3920 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3921 * modulo-sched.c (loop_canon_p): Ditto.
3922 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3923 slpeel_can_duplicate_loop_p): Ditto.
3924 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3925 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3926 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3927 cancel_loop, verify_loop_structure): Ditto.
3928 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3929 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3930 superloops vector instead of "pred" array.
3931 (establish_preds): Take father loop as an argument. Initialize the
3933 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3934 initialize loop->outer.
3935 (flow_loop_tree_node_remove): Truncate the superloops vector.
3936 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3937 "pred" merged to "superloops" vector.
3938 (loop_depth, loop_outer): New.
3939 (fel_init): Use loop_outer.
3941 2007-05-11 Jan Hubicka <jh@suse.cz>
3943 * cgraphunit.c: Include gt-cgraphunit.h
3944 (static_ctors, static_dtors): New static vars.
3945 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3946 based on implementation in c-common.c
3947 (cgraph_finalize_function): Call record_cdtor_fn.
3948 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3949 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3950 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3951 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3952 build_cdtor, c_build_cdtor_fns): Remove.
3953 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3954 c_build_cdtor_fns): Remove prototype.
3956 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3959 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3960 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3961 * builtins.c (fold_builtin_memchr): New.
3962 (expand_builtin_memchr): Call the latter.
3963 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3964 * doc/extend.texi ([Other built-in functions provided by GCC]):
3967 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3969 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3970 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3971 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3972 PFPO_OP1_TYPE_SHIFT): Constants added.
3973 (DFP_ALL): Mode macro defined.
3974 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3975 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3976 Insn definitions added.
3977 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3978 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3981 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3983 PR tree-optimization/31885
3984 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3986 (automatically_generated_chrec_p): Return false for NULL.
3988 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3990 * config/bfin/bfin.h (MOVE_RATIO): Define.
3992 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3994 * config.gcc (sparc-wrs-vxworks): New target.
3995 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3996 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3997 * config/sparc/sparc.h: Include vxworks-dummy.h.
3998 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3999 include LABEL_REFs too.
4000 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4001 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4003 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4005 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4006 (sparc_emit_call_insn): New function.
4007 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4008 functions when generating VxWorks PIC.
4009 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4010 (call, call_value): Use sparc_emit_call_insn instead of
4013 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4015 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4017 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4019 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4020 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4021 instead of operand_subword.
4023 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4025 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4026 * config/bfin/bfin.c (bfin_local_alignment): New function.
4027 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4029 2007-05-08 Chao-ying Fu <fu@mips.com>
4031 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4032 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4033 (smsub_widen_optab, umsub_widen_optab): Define.
4034 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4036 * genopinit.c (optabs): Fill in smsub_widen_optab and
4038 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4039 and umsub_widen_optab to implement multiply-subtract sequences.
4040 * config/mips/mips.md (*msac<u>_di): Rename to...
4041 (<u>msubsidi4): ...this. Extend condition to include
4042 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4043 of operand 0 to "ka" and use the three-operand form of msub<u>
4045 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4048 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4050 PR rtl-optimization/28011
4051 * reload.c (push_reload): Set dont_share if IN appears in OUT
4052 also when IN is a PLUS rtx.
4053 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4056 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4058 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4059 call unshare_all_decls.
4060 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4061 (unshare_all_decls): Remove.
4063 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4066 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4069 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4070 Nigel Stephens <nigel@mips.com>
4072 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4073 Update comments and all uses.
4074 (MIN_FPRS_PER_FMT): Define.
4075 * config/mips/mips.c (function_arg): Fix to correctly handle
4076 the -mips32r2 -mfp64 -mabi=32 case.
4077 (override_options): Enable use of odd-numbered registers for
4078 SFmode values on MIPS32.
4079 (mips_save_reg_p): Save whole floating-point register pair if
4080 either half is used.
4081 (compute_frame_size): Fix comment.
4083 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4085 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4086 argument of type bool.
4087 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4088 argument. Safely select temporary P register according to it.
4089 (do_link): Change call site of add_to_reg accordingly.
4090 (do_unlink): Add epilogue_p as a fourth argument and pass it
4092 (expand_interrupt_handler_epilogue): Change call of do_unlink
4094 (bfin_expand_prologue): Add a third argument sibcall_p.
4095 * config/bfin/bfin.md (epilogue): Change call of
4096 bfin_expand_epilogue accordingly.
4097 (sibcall_epilogue): Likewise.
4098 (eh_return_internal): Likewise.
4100 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4101 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4102 * config/bfin/bfin.c (bfin_handle_option): Handle
4103 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4104 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4105 Support bf534, bf536 and bf561.
4106 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4108 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4111 * config/i386/i386.c (ix86_function_regparm): Process local
4112 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4114 2007-05-07 Mike Stump <mrs@apple.com>
4116 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4117 also checks for and while statements in C++.
4119 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4121 * gcc.c (at_file_supplied): New variable.
4122 (main): Set it if we expanded argv.
4123 (do_spec_1): Pass an @-file to the linker if we were called with
4124 an @-file argument and HAVE_GNU_LD.
4125 * collect2.c (at_file_supplied): New variable.
4126 (response_file): New variable.
4127 (collect_exit): Unlink response_file if necessary.
4128 (handler): Likewise.
4129 (do_wait): Likewise.
4130 (main): Set at_file_supplied if we expanded argv.
4131 (collect_execute): Pass an @-file to subprocesses if we were called
4132 with an @-file argument.
4133 * configure.ac: Add define for HAVE_GNU_LD.
4134 * configure: Regenerate.
4135 * config.in: Regenerate.
4137 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4139 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4145 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4147 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4148 (TARGET_ENCODE_SECTION_INFO): Re-define.
4149 (m32c_encode_section_info): New
4150 (function_vector_handler): New
4151 (current_function_special_page_vector): New
4152 (m32c_special_page_vector_p): New.
4153 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4155 * config/m32c/jump.md: Added instruction JSRS for functions
4156 with attribute "function_vector".
4157 * doc/extend.texi (function_vector): Added description
4158 for M16C, M32C targets.
4160 2007-05-07 DJ Delorie <dj@redhat.com>
4163 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4164 ashrpsi3, lshrpsi3): Update shift count constraint.
4166 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4167 Nathan Froyd <froydnj@codesourcery.com>
4170 * c-incpath.c (add_path): Strip trailing path separators.
4172 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4174 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4175 Free dominance info before purging EH edges.
4176 (eliminate_degenerate_phis): Likewise.
4177 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4179 2007-05-07 Jan Hubicka <jh@suse.cz>
4181 * gimplify.c (gimplify_expr): Do not crash when folding
4182 (void *)(int)&a + 4.
4184 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4187 * c-opts.c (lang_fortran): Make it non static.
4188 * c-common.h (lang_fortran): New prototype.
4189 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4190 -lang-fortran option was passed by the driver.
4192 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4194 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4195 of ASSERT_CHECKING. Tweak message.
4197 2007-05-06 Revital Eres <eres@il.ibm.com>
4200 * loop-unroll.c (insert_var_expansion_initialization):
4201 Initialize the expansions with -zero instead of +zero.
4203 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4205 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4206 into pic and non-pic versions. Mark r19 as used for
4207 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4208 for tgd_load, tld_load and tie_load .
4209 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4210 version of tgd_load, tld_load and tie_load depending on the
4213 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4214 Jakub Jelinek <jakub@redhat.com>
4216 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4217 (__do_global_dtors_aux): Use more paranoid loop to run
4218 destructors if HIDDEN_DTOR_LIST_END.
4219 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4221 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4223 * varasm.c (align_variable): Don't increase alignment for
4224 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4225 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4227 2007-05-04 Josh Conner <jconner@apple.com>
4229 * basic-block.h (cdi_direction): Assign values to all enumeration
4231 (dom_computed): Remove.
4232 (dom_info_state): New.
4233 (set_dom_info_availability): New.
4234 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4235 walk_data.dom_direction.
4236 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4237 instead of dom_computed[].
4238 (split_edge): Likewise.
4239 (create_basic_block): Likewise.
4240 (merge_blocks): Likewise.
4241 * ifcvt.c (find_if_header): Likewise.
4242 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4243 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4244 * tree-ssa.c (verify_ssa): Likewise.
4245 * tree-cfg.c (tree_verify_flow_info): Likewise.
4246 (remove_edge_and_dominated_blocks): Likewise.
4247 * dominance.c (dom_computed): Make static.
4248 (calc_dfs_tree_nonrec): Change third param to a bool.
4249 (calc_dfs_tree): Change second param to a bool.
4250 (calc_idioms): Change second param to a bool. Use
4251 dom_convert_dir_to_idx.
4252 (init_dom_info): Validate dir before using.
4253 (dom_convert_dir_to_idx): New.
4254 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4255 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4256 (free_dominance_info): Use dom_convert_dir_to_idx.
4257 (get_immediate_dominator): Likewise.
4258 (set_immediate_dominator): Likewise.
4259 (get_dominated_by): Likewise.
4260 (redirect_immediate_dominators): Likewise.
4261 (nearest_common_denominator): Likewise.
4262 (dominated_by_p): Likewise.
4263 (bb_dom_dfs_in): Likewise.
4264 (bb_dom_dfs_out): Likewise.
4265 (recount_dominator): Likewise.
4266 (iterate_fix_dominators): Likewise.
4267 (add_to_dominance_info): Likewise.
4268 (delete_from_dominance_info): Likewise.
4269 (first_dom_son): Likewise.
4270 (next_dom_son): Likewise.
4271 (dom_info_available_p): Likewise.
4272 (dom_info_state): New.
4273 (set_dom_info_availability): New.
4275 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4277 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4279 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4281 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4283 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4284 (subdi3, subdi_carry): Delete.
4286 2007-05-04 Jan Hubicka <jh@suse.cz>
4287 Richard Guenther <rguenther@suse.de>
4289 * opts.c (decode_options): Do not fiddle with inlining
4290 parameters in case of optimizing for size.
4291 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4292 for size do nothing.
4293 (cgraph_decide_inlining_of_small_function): When optimizing for
4294 size never inline functions increasing caller size.
4295 (cgraph_early_inlining): Inline for size when optimizing for size.
4297 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4299 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4300 logical operations piecewise.
4301 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4302 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4303 subdi_sesidi_di): Delete.
4304 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4305 the generated sequence. Allow three-reg add in constraints. Rewrite
4306 the rtl expression for carry to avoid zero_extend of a constant.
4307 (sub_with_carry): New pattern.
4308 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4309 different sequence not involving jumps.
4310 (notbi): Now a named pattern.
4312 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4314 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4315 Add the note about a significant loss of accuracy of some
4316 mathematical routines when these options are used.
4318 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4320 * haifa-sched.c (rtx_vec_t): New typedef.
4321 (contributes_to_priority_p): Extract piece of priority () into new
4323 (priority): Use the function. Add assertion.
4324 (rank_for_schedule, set_priorities): Add assertion to check that
4325 insn's priority is initialized.
4326 (clear_priorities, calc_priorities): Change signature. Make it update
4327 all relevant insns. Update all callers ('add_to_speculative_block ()'
4328 and 'create_block_check_twin ()').
4329 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4330 Add new field 'priority_status'.
4331 (INSN_PRIORITY_STATUS): New macro.
4332 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4334 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4336 * sched-ebb.c (debug_ebb_dependencies): New static function.
4337 (init_ready_list): Use it.
4339 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4340 with changed signature and 'debug_rgn_dependencies ()'.
4341 (debug_rgn_dependencies): New static function.
4342 (init_ready_list): Use it.
4344 * sched-int.h (debug_dependencies): Declare.
4346 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4348 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4350 2007-05-04 Dirk Mueller <dmueller@suse.de>
4352 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4354 2007-05-03 Jan Hubicka <jh@suse.cz>
4356 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4357 for pointer type in more cases than before.
4359 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4361 * tree-object-size.c (plus_expr_object_size): When operand size is
4362 unknown, return unknown.
4364 2007-05-03 Dirk Mueller <dmueller@suse.de>
4366 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4368 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4371 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4373 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4375 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4377 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4379 * config/soft-fp/double.h, config/soft-fp/extended.h,
4380 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4381 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4382 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4383 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4386 2007-05-03 Ian Lance Taylor <iant@google.com>
4388 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4389 MASK_PPC_GFXOPT for 8540 or 8548.
4391 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4393 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4394 vect_print_dump_info() to output debug information.
4396 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4399 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4400 operands of size 2 when operand is not MEM_P.
4402 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4404 PR tree-optimization/30565
4405 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4407 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4409 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4410 (umulsi3_highpart): Use them.
4411 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4412 for final accumulator to D regisster tranfser.
4414 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4416 PR tree-optimization/31699
4417 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4419 (vect_enhance_data_refs_alignment): Compute peel amount using
4420 TYPE_VECTOR_SUBPARTS instead of vf.
4421 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4423 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4426 * system.h: Remove inclusion of double-int.h
4427 * tree.h: Include double-int.h
4428 * gengtype.c: Likewise
4429 * cfgloop.h: Likewise
4430 * Makefile.in: Adjust dependencies on double-int.h
4432 2007-05-02 Eric Christopher <echristo@apple.com>
4434 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4435 -shared to -Zdynamiclib.
4437 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4440 * c-common.c (strip_pointer_or_array_types): New function.
4441 * c-common.h (strip_pointer_or_array_types): New function declaration.
4443 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4445 PR tree-optimization/31771
4446 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4448 2007-05-02 Paul Brook <paul@codesourcery.com>
4450 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4452 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4455 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4458 2007-05-02 Nick Clifton <nickc@redhat.com>
4460 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4462 2007-05-02 Richard Guenther <rguenther@suse.de>
4464 PR tree-optimization/31146
4465 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4466 argument, single_use_p. If we have a single use that is
4467 a conversion to the definition rhs type, propagate that rhs.
4468 (forward_propagate_addr_expr): Pass single_use_p argument
4469 to forward_propagate_addr_expr_1.
4471 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4473 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4476 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4478 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4479 'AMD Family 10 core'.
4481 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4483 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4484 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4485 with SSE3 instruction set support.
4486 * doc/invoke.texi: Likewise.
4488 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4490 * config/i386/i386.c (override_options): Tuning 32-byte loop
4491 alignment for amdfam10 architecture. Increasing the max loop
4492 alignment to 24 bytes.
4494 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4496 * config/m68k/constraints.md: New.
4497 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4498 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4499 EXTRA_CONSTRAINT): Remove.
4500 * config/m68k/m68k.md: Include constraints.md.
4501 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4503 2007-05-01 Ian Lance Taylor <iant@google.com>
4505 PR tree-optimization/31739
4506 * tree-vrp.c (vrp_val_is_max): New static function.
4507 (vrp_val_is_min): New static function.
4508 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4510 (set_value_range): Use vrp_val_is_{max,min}.
4511 (extract_range_from_assert): Likewise.
4512 (extract_range_from_binary_expr): Likewise.
4513 (extract_range_from_unary_expr): Likewise.
4514 (dump_value_range, vrp_meet): Likewise.
4515 (vrp_visit_phi_node): Likewise.
4516 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4518 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4520 * config/i386/gmon-sol2.c (size_t): New type.
4521 (intptr_t): Likewise.
4522 (s_textsize): Declare as size_t.
4524 (monstartup): Use size_t for sizes.
4525 (_mcount): Save and restore registers.
4526 (internal_mcount): Pass 0 as the first argument to monstartup
4528 (moncontrol): Convert pointer to appropriately sized integer
4529 before passing to profil.
4531 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4533 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4534 __NO_FPRS__, not just if _SOFT_DOUBLE.
4535 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4536 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4537 also for E500 double.
4538 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4539 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4542 2007-05-01 Richard Guenther <rguenther@suse.de>
4544 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4547 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4549 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4551 2007-05-01 Jan Hubicka <jh@suse.cz>
4553 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4556 2007-05-01 Jan Hubicka <jh@suse.cz>
4558 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4559 (maybe_fold_offset_to_reference): Declare.
4560 * fold-const.c (fold_unary): Do not fold
4561 (type *)&A into &A->field_of_type_and_offset_0
4562 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4563 size is unknown, give up.
4564 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4566 (maybe_fold_offset_to_reference): New.
4567 (maybe_fold_stmt_indirect): Use it.
4568 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4569 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4571 (gimplify_expr): Likewise for plus_expr.
4573 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4575 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4576 bsi_after_labels. Always insert statements before bsi.
4577 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4578 * predict.c (apply_return_prediction): Check for empty blocks.
4579 * cfgexpand.c (lab_rtx_for_bb): New variable.
4580 (label_rtx_for_bb): Do not create new tree labels.
4581 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4582 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4583 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4585 (label_for_bb): Add field used.
4586 (update_eh_label, main_block_label): Mark the label used.
4587 (cleanup_dead_labels): Remove unused labels.
4589 2007-05-01 Richard Guenther <rguenther@suse.de>
4591 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4592 if it is not about to be set.
4593 (get_value_range): Do not pre-allocate equiv bitmap.
4594 (update_value_range): No need to clear equiv field.
4595 (add_equivalence): Change prototype to get bitmap pointer.
4596 Allocate bitmap here if it is not already.
4597 (extract_range_from_assert): Do not allocate bitmap here.
4598 Update callers to add_equivalence.
4599 (extract_range_from_ssa_name): Likewise.
4600 (get_vr_for_comparison): New static helper.
4601 (compare_name_with_value): Handle NULL equiv bitmap by
4602 peeling the first iteration of the comparison loop.
4603 Use get_vr_for_comparison.
4604 (compare_names): Handle NULL equiv bitmaps by using fake
4605 ones. Use get_vr_for_comparison.
4607 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4609 * double-int.c (mpz_set_double_int): Moved from
4610 tree-ssa-loop-niter.c.
4611 (mpz_get_double_int): Likewise; also, add option to wrap
4612 out-of-range integers.
4613 * double-int.h: New prototypes for above.
4614 * tree.c (get_static_type_bounds): Moved from
4615 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4616 TYPE_MAX_VALUE if they exist..
4617 * tree.h: New prototype for above.
4618 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4619 get_type_bounds calls.
4620 (mpz_set_double_int): Move to double-int.c.
4621 (get_type_bounds): Move to tree.c, rename to
4622 get_static_type_bounds.
4623 (mpz_to_double_int): Move to double-int.c, rename to
4626 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4628 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4629 DIV0 exception can fall through to a normal return.
4631 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4635 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4636 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4637 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4638 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4639 initialize align to silence bogus warning.
4640 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4641 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4643 (struct sra_walk_fns): Remove use_all parameter from use.
4644 (sra_hash_tree): Handle BIT_FIELD_REFs.
4645 (sra_elt_hash): Don't hash bitfld blocks.
4646 (sra_elt_eq): Skip them in parent compares as well. Handle
4648 (sra_walk_expr): Don't maintain or pass down use_all_p.
4649 (scan_use): Remove use_all parameter.
4650 (scalarize_use): Likewise. Re-expand assignment to
4651 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4652 output, and re-scalarize after output. Don't mark anything
4654 (scalarize_ldst): Adjust.
4655 (scalarize_walk_gimple_modify_statement): Likewise.
4656 (build_element_name_1): Handle BIT_FIELD_REFs.
4657 (instantiate_element): Don't warn for any element whose parent
4659 (instantiate_missing_elements_1): Return the sra_elt.
4660 (canon_type_for_field): New.
4661 (try_instantiate_multiple_fields): New.
4662 (instantiate_missing_elemnts): Use them.
4663 (mark_no_warning): Removed.
4664 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4665 (REPLDUP, sra_build_elt_assignment): New.
4666 (generate_copy_inout): Use them.
4667 (generate_element_copy): Likewise. Handle bitfld differences.
4668 (generate_element_zero): Don't recurse for blocks. Use
4669 sra_build_elt_assignment.
4670 (generate_one_element_int): Take elt instead of var. Use
4671 sra_build_elt_assignment.
4672 (generate_element_init_1): Adjust.
4673 (scalarize_use, scalarize_copy): Use REPLDUP.
4674 (scalarize_ldst): Move assert before dereference.
4675 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4677 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4680 * tree.c (reconstruct_complex_type): Reconstruct a reference
4682 Also use the same mode for the pointer as the old pointer type.
4684 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4686 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4689 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4691 PR rtl-optimization/31676
4692 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4693 (df_refs_record): Call it.
4695 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4697 * rtl.def (SS_ABS): New code.
4698 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4699 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4700 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4701 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4702 (bfin_init_builtins): Define them.
4703 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4704 (bfin_expand_builtin): ... and handle the others here.
4705 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4706 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4707 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4708 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4709 operand is only HImode.
4711 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4713 * regclass.c (scan_one_insn): Remove splitting of
4716 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4717 Nigel Stephens <nigel@mips.com>
4719 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4721 2007-04-28 Jan Hubicka <jh@suse.cz>
4723 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4724 insn_locators_alloc instead of insn_locators_initialize;
4725 call reset_block_changes.
4726 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4727 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4728 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4729 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4730 * config/score/score.c (th_output_mi_thunk): Likewise.
4731 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4732 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4733 tolerate uninitialized locator info.
4736 * function.c (init_function_start): Don't init line number info.
4737 (expand_function_end): Update.
4738 (reset_block_changes, record_block_change, finalize_block_changes,
4739 check_block_change, free_block_changes): Kill.
4740 * function.h (reset_block_changes, record_block_change,
4741 finalize_block_changes, check_block_change, free_block_changes): Remove
4743 (struct function): Remove ib_boundaries_block.
4744 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4745 Use curr_insn_locator to initialize locator.
4746 (emit_line_note): Remove.
4747 * cfgexpand.c (expand_gimple_cond_expr): Update.
4748 (construct_exit_block): Likewise.
4749 (tree_expand_cfg): Initialize/finalize locators.
4750 * expr.c (expand_expr_real): Update.
4751 * cfglayout.c (line_locators_locs, line_locators_lines,
4752 file_locators_locs, file_locators_files): Remove.
4753 (set_block_levels): Move to cfgexpand.c.
4754 (insn_locators_initialize): Remove.
4755 (pass_insn_locators_initialize): Remove.
4756 (locations_locators_locs, locations_locators_vals): New static vars.
4757 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4759 (insn_locators_alloc, insn_locators_finalize,
4760 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4762 (locator_location): New.
4763 (locator_line, locator_file): Rewrite.
4764 * rtl.h (emit_line_note): Kill.
4765 (insn_locators_alloc, insn_locators_finalize,
4766 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4768 * tree-inline.c (initialize_cfun): Do not initialize
4769 ib_boundaries_block.
4770 * passes.c (pass_insn_locators_initialize): Remove.
4772 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4774 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4775 info. Update last_basic_block correctly.
4777 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4780 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4781 register itself to hold the offset constant. Tell flow the use
4782 of r4 and r5 when they are used.
4784 2007-04-27 Richard Guenther <rguenther@suse.de>
4786 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4787 if we simplified anything.
4788 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4789 warnings until we did a simplification and the stmt was not
4790 marked as TREE_NO_WARNING.
4792 2007-04-27 Mike Stump <mrs@apple.com>
4794 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4796 2007-04-27 Ian Lance Taylor <iant@google.com>
4799 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4800 TYPE_MAX_VALUE exist, convert them to the new type.
4802 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4804 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4805 if it claims to be available.
4806 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4808 (perform_tree_ssa_dce): Always free postdominators.
4810 2007-04-27 Richard Henderson <rth@redhat.com>
4812 * config/alpha/predicates.md (aligned_memory_operand): Mark
4813 as define_special_predicate.
4814 (unaligned_memory_operand, normal_memory_operand): Likewise.
4815 (reg_or_unaligned_mem_operand): Remove.
4816 (any_memory_operand): Match the documentation and check for
4817 non-renumbered pseudos during reload.
4818 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4819 alpha_secondary_reload_class, update to new interface, make static.
4820 Handle CQImode like HImode. Remove FP subreg check.
4821 (alpha_expand_mov): Use replace_equiv_address.
4822 (alpha_expand_mov_nobwx): Use any_memory_operand.
4823 (TARGET_SECONDARY_RELOAD): New.
4824 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4825 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4826 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4827 * config/alpha/alpha.md: ... here.
4828 (RELOAD12, reloadmode): New.
4830 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4831 Don't handle the aligned case here.
4832 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4833 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4834 reload_inhi_help. Don't expect a scratch register.
4835 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4837 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4839 2007-04-27 Richard Guenther <rguenther@suse.de>
4841 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4843 2007-04-27 Richard Guenther <rguenther@suse.de>
4845 PR tree-optimization/30965
4846 PR tree-optimization/30978
4847 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4848 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4849 (find_equivalent_equality_comparison): Likewise.
4850 (simplify_cond): Likewise.
4851 (get_prop_source_stmt): New helper.
4852 (get_prop_dest_stmt): Likewise.
4853 (can_propagate_from): Likewise.
4854 (remove_prop_source_from_use): Likewise.
4855 (combine_cond_expr_cond): Likewise.
4856 (forward_propagate_comparison): New function.
4857 (forward_propagate_into_cond): Rewrite to use fold for
4859 (tree_ssa_forward_propagate_single_use_vars): Call
4860 forward_propagate_comparison to propagate comparisons.
4862 2007-04-27 Richard Guenther <rguenther@suse.de>
4864 PR tree-optimization/31715
4865 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4866 sure to do computation on the offset in an appropriate
4869 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4871 * reload.h (elimination_target_reg_p): Declare.
4872 * reload.c (find_reloads): Don't apply the reg_rtx move
4873 optimization if the SET_DEST satisfies elimination_target_reg_p.
4874 * reload1.c (elimination_target_reg_p): New function.
4875 (gen_reload): In the move/add2 fallback, make sure that op0
4876 does not overlap the destination register.
4878 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4880 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4881 transform only GIMPLE_MODIFY_STMTs.
4882 * tree-complex.c (expand_complex_operations_1): Ditto.
4883 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4884 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4885 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4887 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4888 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4889 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4890 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4891 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4892 slpeel_add_loop_guard): Ditto.
4893 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4894 * lambda-code.c (perfect_nestify): Ditto.
4895 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4896 before the first statement.
4897 * tree-optimize.c (execute_free_datastructures): Fix comments.
4898 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4899 * tree-flow.h (disband_implicit_edges): Declaration removed.
4900 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4902 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4904 (disband_implicit_edges, has_label_p): Removed.
4905 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4906 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4908 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4910 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4911 also for COND_EXPRs.
4912 * cfgexpand.c (label_rtx_for_bb): New function.
4913 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4914 Use label_rtx_for_bb to find the labels.
4915 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4916 last block. Detect fallthru edges.
4918 2007-04-26 Ian Lance Taylor <iant@google.com>
4921 * reload.c (find_reloads_subreg_address): If the address was valid
4922 in the original mode but not in the new mode, reload the whole
4925 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4927 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4928 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4929 (cleanup_control_expr_graph): Do not invalidate dominance info.
4930 Record altered blocks.
4931 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4932 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4933 cleanup_tree_cfg_bb): New functions.
4934 (remove_forwarder_block): Do not maintain the worklist of blocks.
4935 Record altered blocks.
4936 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4938 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4939 delete_unreachable_blocks if dominators are not available.
4940 * tree-inline.c (optimize_inline_calls): Free dominance information
4942 * tree-flow.h (remove_edge_and_dominated_blocks,
4943 cfgcleanup_altered_bbs): Altered.
4944 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4946 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4948 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4949 do not invalidate dominators.
4951 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4953 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4954 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4955 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4956 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4958 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4960 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4962 2007-04-26 Richard Guenther <rguenther@suse.de>
4964 PR tree-optimization/31703
4965 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4966 the right type for the target of the bittest.
4968 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4970 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4971 ix86_sol10_return_in_memory.
4973 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4975 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4978 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4981 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4983 PR tree-optimization/30558
4984 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4985 clear this_state.prev_try.
4987 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4988 Mark Mitchell <mark@codesourcery.com>
4990 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4991 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4992 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4994 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4997 * doc/invoke.texi (%:print-asm-header): Document.
4998 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5000 (static_spec_functions): Add print-asm-header.
5001 (main): Print a banner before the --target-help linker options.
5002 (print_asm_header_spec_function): New function.
5004 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5007 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5008 (movsf_ie): Likewise.
5010 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5012 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5014 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5016 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5018 (__umodsi3, __modsi3): Likewise.
5020 2007-04-25 Dirk Mueller <dmueller@suse.de>
5022 * c-typeck.c (build_compound_expr): Annotate warning()
5023 call with OPT_Wunused_value.
5024 * tree-ssa.c (warn_uninit): Annotate warning with
5026 * c-common.c (handle_sentinel_attribute): Annotate warning
5027 call with OPT_Wattributes.
5029 2007-04-25 Thiemo Seufer <ths@mips.com>
5031 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5033 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5034 on to the assembler. Improve handling of -mno-mips16. Add handling
5035 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5036 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5037 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5038 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5040 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5043 * config/i386/winnt.c (i386_pe_file_end): Strip only
5044 USER_LABEL_PREFIX when writing export name.
5046 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5048 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5049 sh/elf.h, vx-common.h and vxworks.h.
5050 * config/sh/sh.h: Include config/vxworks-dummy.h.
5051 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5052 (OVERRIDE_OPTIONS): Use it.
5053 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5054 (vxworks_picreg): New pattern.
5055 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5056 VXWORKS_OS_CPP_BUILTINS.
5057 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5058 to their VXWORKS_* equivalents.
5059 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5060 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5061 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5062 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5063 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5064 -mrtp/-fPIC multilibs.
5065 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5066 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5067 (MULTILIB_OSDIRNAMES): Delete.
5069 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5072 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5074 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5076 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5077 rounding mode to be specified by the caller.
5078 (real_to_mpfr) Likewise.
5079 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5080 include new arguments.
5081 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5083 2007-04-24 Ian Lance Taylor <iant@google.com>
5085 PR tree-optimization/31605
5086 * tree-vrp.c (set_value_range): Check that min and max are not
5087 both overflow infinities.
5088 (set_value_range_to_value): New static function.
5089 (extract_range_from_binary_expr): Call set_value_range_to_value.
5090 (extract_range_from_cond_expr): Likewise.
5091 (extract_range_from_expr): Likewise.
5092 (extract_range_from_unary_expr): Likewise. Don't create a range
5093 which overflows on both sides.
5094 (vrp_meet): Check for a useless range.
5095 (vrp_visit_phi_node): If we see a constant which looks like an
5096 overflow infinity, turn off the TREE_OVERFLOW flag.
5098 2007-04-24 Ian Lance Taylor <iant@google.com>
5100 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5102 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5105 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5106 diagnostic message is being built.
5107 * tree-pretty-print.c (dump_generic_node): Only write the
5108 formatted text into BUFFER's stream if we are not building a
5110 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5112 * Makefile.in (toplev.o): Depend on tree-pass.h.
5114 2007-04-24 Ian Lance Taylor <iant@google.com>
5116 PR tree-optimization/31602
5117 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5118 conditionals in the copied loop header.
5119 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5120 warnings if TREE_NO_WARNING is set.
5121 * doc/invoke.texi (Warning Options): Clarify that
5122 -Wstrict-overflow does not warn about loops.
5124 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5126 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5127 expand on the comment about _Decimal128 arguments and check the
5128 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5129 that _Decimal128 argument uses even/odd register pair.
5130 (function_arg): Ditto.
5132 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5134 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5135 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5137 2007-04-24 Richard Guenther <rguenther@suse.de>
5138 Olga Golovanevsky <olga@il.ibm.com>
5140 * fold-const.c (multiple_of_p): Check for bottom
5143 2007-04-24 Richard Henderson <rth@redhat.com>
5145 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5146 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5147 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5148 looking for non-zero bits shifted out. Avoid a recursive call
5149 when constructing the scalar.
5150 (__floatundisf): Likewise.
5152 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5154 * dwarf2out.c (field_byte_offset): Move the existing logic
5155 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5156 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5158 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5161 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5162 argument of 0 for memset.
5163 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5164 unsigned shift instead of the signed variant.
5166 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5168 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5169 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5170 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5171 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5172 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5173 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5174 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5175 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5176 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5177 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5178 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5179 "mul<mode>3", "div<mode>3"): Insn definitions added.
5180 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5181 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5182 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5183 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5184 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5185 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5186 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5187 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5188 TARGET_FLOAT_FORMAT): Macro definitions removed.
5189 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5190 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5191 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5192 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5193 (s390_gen_rtx_const_DI): Function removed.
5194 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5196 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5198 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5199 over an external ffs function.
5201 2007-04-24 Chao-ying Fu <fu@mips.com>
5202 Richard Sandiford <richard@nildram.co.uk>
5204 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5205 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5206 (smadd_widen_optab, umadd_widen_optab): Define.
5207 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5209 * genopinit.c (optabs): Fill in smadd_widen_optab and
5211 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5212 and umadd_widen_optab to implement multiply-add sequences.
5213 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5214 (<u>maddsidi4): ...this. Extend condition to include
5215 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5216 of operand 0 to "ka" and use the three-operand form of madd<u>
5218 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5220 * config/mips/constraints.md (ka): New register constraint.
5222 2007-04-24 Jan Hubicka <j@suse.cz>
5226 2007-04-23 Jan Hubicka <jh@suse.cz>
5227 * function.c (init_function_start): Don't init line number info.
5228 (expand_function_end): Update.
5229 (reset_block_changes, record_block_change, finalize_block_changes,
5230 check_block_change, free_block_changes): Kill.
5231 * function.h (reset_block_changes, record_block_change,
5232 finalize_block_changes, check_block_change, free_block_changes): Remove
5234 (struct function): Remove ib_boundaries_block.
5235 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5236 Use curr_insn_locator to initialize locator.
5237 (emit_line_note): Remove.
5238 * cfgexpand.c (expand_gimple_cond_expr): Update.
5239 (construct_exit_block): Likewise.
5240 (tree_expand_cfg): Initialize/finalize locators.
5241 * expr.c (expand_expr_real): Update.
5242 * cfglayout.c (line_locators_locs, line_locators_lines,
5243 file_locators_locs, file_locators_files): Remove.
5244 (set_block_levels): Move to cfgexpand.c.
5245 (insn_locators_initialize): Remove.
5246 (pass_insn_locators_initialize): Remove.
5247 (locations_locators_locs, locations_locators_vals): New static vars.
5248 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5250 (insn_locators_alloc, insn_locators_finalize,
5251 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5253 (locator_location): New.
5254 (locator_line, locator_file): Rewrite.
5255 * rtl.h (emit_line_note): Kill.
5256 (insn_locators_alloc, insn_locators_finalize,
5257 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5259 * tree-inline.c (initialize_cfun): Do not initialize
5260 ib_boundaries_block.
5261 * passes.c (pass_insn_locators_initialize): Remove.
5263 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5265 * doc/invoke.texi: Removed leading '-' from option index entries.
5267 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5269 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5271 (create_phi_node): Use set_phi_nodes.
5272 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5273 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5274 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5275 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5276 (bsi_start, bsi_last): Use bb_stmt_list.
5277 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5278 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5279 Traverse the statements using tsi iterator.
5280 * basic-block.h (struct basic_block_def): Fields stmt_list
5281 and phi_nodes moved to ...
5282 (struct tree_bb_info): ... new structure.
5283 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5284 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5285 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5286 (tree_verify_flow_info): Verify that il.tree is not set for
5287 entry and exit block.
5288 (tree_split_block): Use set_bb_stmt_list.
5290 2007-04-23 Mike Stump <mrs@apple.com>
5292 * config/i386/i386.c (ix86_tune_features
5293 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5296 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5298 * config/i386/i386.md (prefix_extra): New attribute.
5299 (length): Add prefix_extra.
5301 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5302 (sse2_movntv2di): Likewise.
5303 (sse2_cvtps2dq): Likewise.
5304 (sse2_cvtpd2pi): Likewise.
5305 (sse2_cvttpd2pi): Likewise.
5306 (*sse2_cvtpd2ps): Likewise.
5307 (*add<mode>3): Likewise.
5308 (sse2_ssadd<mode>3): Likewise.
5309 (sse2_usadd<mode>3): Likewise.
5310 (*sub<mode>3): Likewise.
5311 (sse2_sssub<mode>3): Likewise.
5312 (sse2_ussub<mode>3): Likewise.
5313 (*mulv8hi3): Likewise.
5314 (*smulv8hi3_highpart): Likewise.
5315 (*umulv8hi3_highpart): Likewise.
5316 (sse2_umulv2siv2di3): Likewise.
5317 (sse2_pmaddwd): Likewise.
5318 (ashr<mode>3): Likewise.
5319 (lshr<mode>3): Likewise.
5320 (ashl<mode>3): Likewise.
5321 (sse2_ashlti3): Likewise.
5322 (sse2_lshrti3): Likewise.
5323 (*umaxv16qi3): Likewise.
5324 (*smaxv8hi3): Likewise.
5325 (*uminv16qi3): Likewise.
5326 (*sminv8hi3): Likewise.
5327 (sse2_eq<mode>3): Likewise.
5328 (sse2_gt<mode>3): Likewise.
5329 (*and<mode>3): Likewise.
5330 (sse2_nand<mode>3): Likewise.
5331 (*ior<mode>3): Likewise.
5332 (*xor<mode>3): Likewise.
5333 (sse2_packsswb): Likewise.
5334 (sse2_packssdw): Likewise.
5335 (sse2_packuswb): Likewise.
5336 (sse2_punpckhbw): Likewise.
5337 (sse2_punpcklbw): Likewise.
5338 (sse2_punpckhwd): Likewise.
5339 (sse2_punpcklwd): Likewise.
5340 (sse2_punpckhdq): Likewise.
5341 (sse2_punpckldq): Likewise.
5342 (sse2_punpckhqdq): Likewise.
5343 (sse2_punpcklqdq): Likewise.
5344 (*sse2_pinsrw): Likewise.
5345 (*sse2_pextrw): Likewise.
5346 (sse2_pshufd_1): Likewise.
5347 (sse2_uavgv16qi3): Likewise.
5348 (sse2_uavgv8hi3): Likewise.
5349 (sse2_psadbw): Likewise.
5350 (sse2_pmovmskb): Likewise.
5351 (*sse2_maskmovdqu): Likewise.
5352 (*sse2_maskmovdqu_rex64): Likewise.
5353 (sse4a_extrqi): Likewise.
5354 (sse4a_extrq): Likewise.
5355 (sse3_lddqu): Set prefix_rep.
5356 (sse3_addsubv4sf3): Likewise.
5357 (sse3_haddv4sf3): Likewise.
5358 (sse3_hsubv4sf3): Likewise.
5359 (sse_cvtss2si): Likewise.
5360 (sse_cvtss2si_2): Likewise.
5361 (sse_cvtss2siq): Likewise.
5362 (sse_cvtss2siq_2): Likewise.
5363 (sse_cvttss2si): Likewise.
5364 (sse_cvttss2siq): Likewise.
5365 (sse2_cvttps2dq): Likewise.
5366 (sse3_movshdup): Likewise.
5367 (sse3_movsldup): Likewise.
5368 (sse2_cvtsd2si): Likewise.
5369 (sse2_cvtsd2si_2): Likewise.
5370 (sse2_cvtsd2siq): Likewise.
5371 (sse2_cvtsd2siq_2): Likewise.
5372 (sse2_cvttsd2si): Likewise.
5373 (sse2_cvttsd2siq): Likewise.
5374 (*sse2_cvtpd2dq): Likewise.
5375 (*sse2_cvttpd2dq): Likewise.
5376 (sse2_pshuflw_1): Likewise.
5377 (sse2_pshufhw_1): Likewise.
5378 (sse4a_insertqi): Likewise.
5379 (sse4a_insertq): Likewise.
5380 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5381 (ssse3_phadddv4si3): Likewise.
5382 (ssse3_phaddswv8hi3): Likewise.
5383 (ssse3_phsubwv8hi3): Likewise.
5384 (ssse3_phsubdv4si3): Likewise.
5385 (ssse3_phsubswv8hi3): Likewise.
5386 (ssse3_pmaddubswv8hi3): Likewise.
5387 (ssse3_pmulhrswv8hi3): Likewise.
5388 (ssse3_pshufbv16qi3): Likewise.
5389 (ssse3_psign<mode>3): Likewise.
5390 (ssse3_palignrti): Likewise.
5391 (abs<mode>2): Likewise.
5392 (ssse3_phaddwv4hi3): Set prefix_extra.
5393 (ssse3_phadddv2si3): Likewise.
5394 (ssse3_phaddswv4hi3): Likewise.
5395 (ssse3_phsubwv4hi3): Likewise.
5396 (ssse3_phsubdv2si3): Likewise.
5397 (ssse3_phsubswv4hi3): Likewise.
5398 (ssse3_pmaddubswv4hi3): Likewise.
5399 (ssse3_pmulhrswv4hi3): Likewise.
5400 (ssse3_pshufbv8qi3): Likewise.
5401 (ssse3_psign<mode>3): Likewise.
5402 (ssse3_palignrdi): Likewise.
5403 (abs<mode>2): Likewise.
5404 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5405 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5406 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5408 2007-04-23 Nick Clifton <nickc@redhat.com>
5410 * params.def: Fix formatting of emacs local variables.
5412 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5414 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5415 move if inter-unit move isn't allowed.
5416 Don't split moving the first element of V2DI to DI to inter-unit
5417 move if inter-unit move isn't allowed.
5419 2007-04-23 Richard Guenther <rguenther@suse.de>
5421 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5422 and CDI_POST_DOMINATORS separately.
5424 2007-04-23 Nick Clifton <nickc@redhat.com>
5426 * c.opt (Wformat-contains-nul): Add warning attribute.
5428 2007-04-23 Jan Hubicka <jh@suse.cz>
5430 * function.c (init_function_start): Don't init line number info.
5431 (expand_function_end): Update.
5432 (reset_block_changes, record_block_change, finalize_block_changes,
5433 check_block_change, free_block_changes): Kill.
5434 * function.h (reset_block_changes, record_block_change,
5435 finalize_block_changes, check_block_change, free_block_changes): Remove
5437 (struct function): Remove ib_boundaries_block.
5438 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5439 Use curr_insn_locator to initialize locator.
5440 (emit_line_note): Remove.
5441 * cfgexpand.c (expand_gimple_cond_expr): Update.
5442 (construct_exit_block): Likewise.
5443 (tree_expand_cfg): Initialize/finalize locators.
5444 * expr.c (expand_expr_real): Update.
5445 * cfglayout.c (line_locators_locs, line_locators_lines,
5446 file_locators_locs, file_locators_files): Remove.
5447 (set_block_levels): Move to cfgexpand.c.
5448 (insn_locators_initialize): Remove.
5449 (pass_insn_locators_initialize): Remove.
5450 (locations_locators_locs, locations_locators_vals): New static vars.
5451 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5453 (insn_locators_alloc, insn_locators_finalize,
5454 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5456 (locator_location): New.
5457 (locator_line, locator_file): Rewrite.
5458 * rtl.h (emit_line_note): Kill.
5459 (insn_locators_alloc, insn_locators_finalize,
5460 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5462 * tree-inline.c (initialize_cfun): Do not initialize
5463 ib_boundaries_block.
5464 * passes.c (pass_insn_locators_initialize): Remove.
5466 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5469 * expr.c (reduce_to_bit_field_precision): Handle
5472 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5474 PR tree-optimization/24659
5475 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5476 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5477 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5478 * genopinit.c (optabs): Rename vec_pack_mod_optab
5479 to vec_pack_trunc_optab.
5480 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5481 early for scalar floating point operands for NOP_EXPR.
5482 (vectorizable_type_promotion): Ditto.
5483 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5484 vec_pack_trunc_optab.
5485 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5487 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5488 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5489 Rename from VEC_PACK_MOD_EXPR.
5490 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5491 * expr.c (expand_expr_real_1): Ditto.
5492 * tree-inline.c (estimate_num_insns_1): Ditto.
5493 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5495 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5496 (vec_unpacks_lo_v4sf): Ditto.
5497 (vec_pack_trunc_v2df): Ditto.
5498 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5499 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5500 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5502 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5504 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5506 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5507 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5508 packing of floating point operands.
5509 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5510 represent unpacking of floating point operands.
5511 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5512 [vec_unpacks_hi]: Ditto.
5513 [vec_unpacks_lo]: Ditto.
5515 2007-04-22 Jan Hubicka <jh@suse.cz>
5517 * final.c (rest_of_handle_final): Call
5518 targetm.asm_out.constructor/targetm.asm_out.destructor
5519 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5520 proper priority via decl_*_priority_insert.
5521 * c-common.c (c_expand_body): Likewise.
5523 2007-04-22 Richard Guenther <rguenther@suse.de>
5525 PR tree-optimization/29789
5526 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5527 (rewrite_reciprocal): New helper split out from
5528 determine_invariantness_stmt.
5529 (rewrite_bittest): Likewise.
5530 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5531 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5534 2007-04-22 Revital Eres <eres@il.ibm.com>
5536 * loop-unroll.c (var_to_expand): New field to support also
5537 insns of the form x = something + x.
5538 (analyze_insn_to_expand_var): Use it.
5539 (expand_var_during_unrolling): Likewise.
5541 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5543 * predict.c: Include pointer-set.h.
5544 (bb_predictions): New variable.
5545 (tree_predicted_by_p, tree_predict_edge,
5546 remove_predictions_associated_with_edge): Use bb_predictions map
5547 instead of bb->predictions.
5548 (clear_bb_predictions, assert_is_empty): New functions.
5549 (combine_predictions_for_bb): Use bb_predictions map. Call
5550 clear_bb_predictions.
5551 (tree_estimate_probability): Create and free bb_predictions map.
5552 * Makefile.in (predict.o): Add pointer-set.h dependency.
5553 * basic-block.h (struct basic_block_def): Remove predictions
5555 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5557 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5560 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5563 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5565 * timevar.c (timevar_print): Change reference of --disable-checking to
5566 --enable-checking=release. Also warn if assert checking is disabled.
5568 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5571 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5572 decl as addressable if the compound literal was marked as
5574 Mark the decl as a gimple register if it is a complex or
5575 vector decl and does not live in memory.
5577 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5579 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5580 (GENERIC_NEXT): New function macro.
5581 (PHI_CHAIN): Use phi_node's new chain variable.
5582 (tree_phi_node): Change tree_common to tree_base
5583 and add the chain field.
5584 * tree-phinodes.c (make_phi_node): Don't set
5585 TREE_TYPE on the new node.
5586 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5587 instead of checking GIMPLE_TUPLE_P in chain_next.
5588 * tree-vect-transform.c
5589 (get_initial_def_for_induction): Look at
5590 PHI_RESULT_TREE for the type of the phi node.
5591 (update_vuses_to_preheader): Use PHI_CHAIN
5592 instead of TREE_CHAIN on the phi node.
5593 * tree-ssa-structalias.c (compute_points_to_sets):
5595 (ipa_pta_execute): Likewise.
5597 2007-04-21 Richard Guenther <rguenther@suse.de>
5600 * fold-const.c (fold_unary): Call fold_convert_const on the
5603 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5605 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5606 (store_killed_in_pat): New.
5608 2007-04-20 Richard Henderson <rth@redhat.com>
5611 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5612 TREE_LIST with a void_type_node value, not void_list_node exactly.
5614 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5616 * doc/standards.texi: Re-arrange into language-specific
5617 subsections. Add a C++ section, documenting which standards we
5620 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5622 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5623 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5625 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5627 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5628 ecrti.o and crtbegin.o.
5629 (LIB_DEFAULT_SPEC): Include -lc.
5630 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5632 2007-04-20 Richard Henderson <rth@redhat.com>
5635 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5636 argument; update all callers.
5637 (get_unaligned_offset): New.
5638 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5639 get_unaligned_address, just pass on the address directly.
5640 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5641 the subreg in the helper patterns.
5642 (unaligned_extendqidi_le): Use get_unaligned_offset.
5643 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5644 (unaligned_extendhidi_be): Likewise.
5645 (unaligned_extendhidi): Tidy.
5646 * config/alpha/alpha-protos.h: Update.
5648 2007-04-20 Richard Henderson <rth@redhat.com>
5650 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5651 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5652 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5653 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5654 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5655 (CPP_SPEC): Don't include %(cpp_subtarget).
5656 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5657 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5658 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5660 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5662 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5663 for __builtin_ia32_cmpordss.
5665 PR tree-optimization/31632
5666 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5667 and arg1 for optimizations of comparison against min/max values.
5668 Fold arg0 to arg1's type for optimizations of comparison against
5669 min+1 and max-1 values.
5671 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5673 * reload.c (combine_reloads): When trying to use a dying register,
5674 check whether it's uninitialized and don't use if so.
5676 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5678 * fold-const.c: Remove prototypes for native_encode_expr and
5679 native_interpret_expr.
5680 (native_encode_expr): Make non-static.
5681 (native_interpret_expr): Likewise.
5682 * tree.h: Add prototypes for the above.
5684 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5686 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5687 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5688 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5689 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5690 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5691 Add length attributes.
5693 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5695 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5698 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5699 __STDC_WANT_DEC_FP__.
5701 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5703 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5704 for long double compatibility.
5705 * configure: Regenerate.
5707 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5709 PR rtl-optimization/29841
5710 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5712 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5713 that may cause control flow transfer from being moved.
5715 2007-04-18 Jan Hubicka <jh@suse.cz>
5717 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5720 2007-04-18 Eric Christopher <echristo@apple.com>
5722 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5723 only. Update operands.
5724 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5725 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5726 link register to pic register.
5728 2007-04-18 Dirk Mueller <dmueller@suse.de>
5731 * tree-vrp.c (search_for_addr_array): New.
5732 (check_array_bounds): Suppress warning about
5733 address taken of array refs if its not de-referenced.
5735 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5737 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5738 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5740 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5741 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5742 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5744 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5746 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5748 (vect_analyze_scalar_cycles): Fix indentation.
5749 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5750 (vect_mark_relevant): Include phis in relevance analysis.
5752 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5754 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5756 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5757 output_operand_lossage().
5759 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5761 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5762 the unused code for reduction without adjust-in-epilog to simplify the
5765 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5767 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5768 (S390_TDC_NEGATIVE_ZERO): New constant.
5769 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5770 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5771 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5772 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5773 (S390_TDC_POSITIVE_INFINITY): New constant.
5774 (S390_TDC_NEGATIVE_INFINITY): New constant.
5775 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5776 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5777 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5778 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5779 (S390_TDC_INFINITY): New constant.
5780 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5781 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5782 optimization for UNSPEC_CCZ_TO_INT.
5783 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5784 ("*ccz_to_int"): New insn.
5785 ("isinf<mode>2"): New insn.
5786 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5787 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5788 (UNSPEC_CCZ_TO_INT): New constant.
5790 2007-04-18 Richard Guenther <rguenther@suse.de>
5792 PR tree-optimization/19431
5793 PR tree-optimization/21463
5794 * tree-pass.h (pass_phiprop): Declare.
5795 * passes.c (init_optimization_passes): New phiprop pass.
5796 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5797 (phivn_valid_p): New helper function.
5798 (phiprop_insert_phi): Likewise.
5799 (propagate_with_phi): Likewise.
5800 (tree_ssa_phiprop): New propagator propagating loads
5801 through phi nodes if profitable.
5803 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5805 * tree-vect-analyze.c (process_use): New function.
5806 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5807 Check phis in all bbs.
5808 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5811 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5813 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5816 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5819 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5822 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5824 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5826 (sse_vmmulv4sf3): Likewise.
5827 (sse2_vmaddv2df3): Likewise.
5828 (sse2_vmmulv2df3): Likewise.
5830 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5832 PR rtl-optimization/31360
5833 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5834 (target_reg_cost): New.
5835 (init_set_costs): Initialize target_reg_cost. Add comments
5836 regarding the rationale of the costs.
5837 (global_cost_for_size): Renamed to...
5838 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5839 of register pressure.
5840 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5841 estimate_reg_pressure_cost. Add number of ivs.
5842 (determine_set_costs): Dump target_reg_cost.
5843 * loop-invariant.c (gain_for_invariant): Use
5844 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5845 (best_gain_for_invariant, find_invariants_to_move): Remove
5847 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5848 (target_reg_cost): Declare.
5849 (global_cost_for_size): Declaration removed.
5850 (estimate_reg_pressure_cost): Declare.
5852 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5854 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5855 regnos into even/odd register pairs.
5856 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5857 TDmode similar to the other floating point modes.
5858 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5859 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5861 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5862 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5863 (movdd_hardfloat64): Use TARGET_MFPGPR.
5865 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5867 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5870 2005-01-05 Richard Henderson <rth@redhat.com>
5872 * reload1.c (do_input_reload): Restrict the optimization deleteing
5873 a previous output reload to RELOAD_FOR_INPUT.
5875 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5877 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5878 induc_vec_info_type.
5879 (vectorizable_induction): New function declaration.
5880 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5881 check if already vectorized. Find first place in BB where new stmts
5882 can be inserted. Takes only one argument.
5883 (vectorizable_induction): New function.
5884 (vect_transform_stmt): Add case for induc_vec_info_type to call
5885 vectorizable_induction.
5886 (vect_transform_loop): Consider phis for vectorization.
5887 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5889 (analyze_operations): Call vectorizable_induction when analyzing phis.
5891 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5892 (vect_mark_relevant): Include phis in relevance analysis.
5893 (vect_mark_stmts_to_be_vectorize): Likewise.
5894 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5896 2007-04-16 Lawrence Crowl <crowl@google.com>
5898 * doc/invoke.texi (Debugging Options): Add documentation for the
5899 -femit-struct-debug options -femit-struct-debug-baseonly,
5900 -femit-struct-debug-reduced, and
5901 -femit-struct-debug-detailed[=...].
5903 * c-opts.c (c_common_handle_option): Add
5904 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5905 and OPT_femit_struct_debug_detailed_.
5906 * c.opt: Add specifications for
5907 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5908 and -femit-struct-debug-detailed[=...].
5909 * opts.c (set_struct_debug_option): Parse the
5910 -femit-struct-debug-... options.
5911 * opts.c (matches_main_base, main_input_basename,
5912 main_input_baselength, base_of_path, matches_main_base): Add
5913 variables and functions to compare header base name to compilation
5915 * opts.c (should_emit_struct_debug): Add to determine to emit a
5916 structure based on the option.
5917 (dump_struct_debug) Also disabled function to debug this
5919 * opts.c (handle_options): Save the base name of the
5922 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5923 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5924 This hook indicates if a type is generic. Set it by default
5926 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5927 to determine if a struct type is generic or not.
5928 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5929 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5930 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5933 * flags.h (enum debug_info_usage): Add an enumeration to describe
5934 a program's use of a structure type.
5935 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5936 to indicate the program's usage of the type. Filter structs based
5937 on the -femit-struct-debug-... specification.
5938 (gen_type_die): Split into two routines, gen_type_die and
5939 gen_type_die_with_usage. gen_type_die is now a wrapper
5940 that assumes direct usage.
5941 (gen_type_die_with_usage): Replace calls to gen_type_die
5942 with gen_type_die_with_usage adding the program usage of
5943 the referenced type.
5944 (dwarf2out_imported_module_or_decl): Suppress struct debug
5945 information using should_emit_struct_debug when appropriate.
5947 2007-04-16 Ian Lance Taylor <iant@google.com>
5949 PR tree-optimization/31522
5950 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5951 (vrp_initialize): Allocate vr_phi_edge_counts.
5952 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5953 executable edge. Drop test for all constants.
5954 (vrp_finalize): Free vrp_phi_edge_counts.
5956 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5957 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5959 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5960 predecessors at head rather than tail.
5962 2007-04-16 Matthias Klose <doko@debian.org>
5964 * config/alpha/linux.h (CPP_SPEC): Define.
5965 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5967 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5969 * function.h: Remove sequence_stack extern declaration.
5971 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5973 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5975 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5978 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5980 * config/avr/avr.c (avr_arch_types): Rearranging array.
5981 (enum avr_arch): Add.
5982 (avr_mcu_types): Use avr_arch enumeration constants instead of
5984 * config/avr/avr.h (LINK_SPEC): Simplify.
5986 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5988 * config/m68k/m68k.c (m68k_libcall_value,
5989 m68k_function_value): Use macros for register names more.
5991 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5993 (M68K_REGNAME): Use A6_REG.
5994 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5996 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5999 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6000 'pending_read_list_length' and 'pending_write_list_length'. Update
6002 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6003 to handle two length counters instead of one. Update all uses.
6004 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6005 two length counters instead of one.
6006 * sched-rgn.c (propagate_deps): Update to handle two length counters
6009 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6012 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6013 copy of source, pass it to ix86_expand_vector_set and return
6016 2007-04-16 David Ung <davidu@mips.com>
6017 Joseph Myers <joseph@codesourcery.com>
6019 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6020 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6021 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6022 Add 74K processor information.
6023 * config/mips/mips.md: Include 74k.md.
6024 (cpu): Add 74kc,74kf,74kx.
6025 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6026 * config/mips/74k.md: New.
6027 * doc/invoke.texi (MIPS Options): Document 74K support.
6029 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6031 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6032 vectorizable_* functions.
6033 * tree-vect-transform.c (vectorizable_call): Add check for
6034 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6035 (vectorizable_store): likewise.
6036 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6038 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6039 (vectorizable_type_promotion, vectorizable_load): Likewise.
6040 (vectorizable_live_operation, vectorizable_condition): Likewise.
6041 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6043 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6045 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6047 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6048 register numbers more.
6049 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6050 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6051 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6052 FUNCTION_VALUE_REGNO_P): Likewise.
6053 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6054 STATIC_CHAIN_REGNUM): Likewise.
6055 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6056 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6057 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6058 * config/m68k/m68k.md (FP_REG): New.
6060 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6062 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6065 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6067 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6068 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6071 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6073 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6076 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6079 * c-decl.c (finish_decl): Grab the type of the decl after the call
6080 to store_init_value.
6082 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6084 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6086 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6089 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6090 post dominators and cleanup cfg before returning.
6092 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6094 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6095 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6097 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6099 * config.gcc: Recognize fido.
6100 * config/m68k/m68k-devices.def (fidoa): New.
6101 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6103 (FL_FIDOA, TARGET_FIDOA): New.
6104 * config/m68k/m68k.opt (mfidoa): New.
6106 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6109 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6110 when a personality function is used.
6112 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6114 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6116 2007-04-13 Mike Stump <mrs@apple.com>
6118 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6120 * config/darwin.opt (fapple-kext): Make C++ only.
6121 * config/darwin.c (darwin_override_options): Remove code to ensure
6122 -fapple-kext is given for C++ only.
6124 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6126 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6127 * config/mips/mips.c (override_options): Call
6128 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6130 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6132 * config/i386/i386.opt (msvr3-shlib): Removed.
6134 * doc/invoke.texi: Remove -msvr3-shlib.
6136 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6138 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6139 with "popcnt" instruction.
6141 2007-04-13 Richard Guenther <rguenther@suse.de>
6143 PR tree-optimization/21258
6144 * tree-vrp.c (compare_case_labels): New helper.
6145 (find_switch_asserts): New function.
6146 (find_assert_locations): Call it for SWITCH_EXPRs.
6148 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6150 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6151 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6152 check is now implied in X87_FLOAT_MODE_P.
6153 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6154 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6155 (fix_trunc<mode>_i386_fisttp): Ditto.
6156 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6157 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6158 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6159 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6160 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6161 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6162 (unnamed_splitters): Ditto.
6163 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6164 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6165 FIRST_SSE_REG for local functions when SSE math is enabled or
6166 for functions with sseregparm attribute.
6167 (standard_80387_constant_p): Return -1 if mode is not
6169 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6170 (ix86_expand_compare): Ditto.
6171 (ix86_expand_carry_flag_compare): Ditto.
6172 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6173 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6174 DECIMAL_FLOAT_MODE_P.
6175 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6176 of SCALAR_FLOAT_MODE_P.
6177 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6178 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6179 checks before FLOAT_MODE_P.
6180 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6181 before FLOAT_MODE_P.
6186 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6188 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6189 Charles Wilson <libtool@cwilson.fastmail.fm>
6191 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6192 (libgcc.mvars): Don't depend on them.
6193 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6194 * exec-tool.in: New.
6196 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6198 * doc/invoke.text (--help): Document --help=common.
6200 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6202 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6204 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6206 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6207 * genemit.c (main): Emit #include "integrate.h".
6208 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6209 (LOADGP_RTP): New mips_loadgp_style.
6210 * config/mips/mips.h: Include config/vxworks-dummy.h.
6211 (TARGET_RTP_PIC): New macro.
6212 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6213 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6214 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6216 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6217 -mvxworks-pic when using -mrtp and a PIC option.
6218 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6220 (mips_symbolic_constant_p, mips_symbolic_address_p)
6221 (mips_symbol_insns): Handle SYMBOL_HALF.
6222 (override_options): Warn about -G and -mrtp being used together.
6223 Initialize mips_lo_relocs[SYMBOL_HALF].
6224 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6225 (mips_emit_loadgp): Handle LOADGP_RTP.
6226 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6227 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6228 (tablejump): Handle function-relative case table entries if
6230 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6232 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6234 * config/mips/mips.md (load_call<mode>): Allow any general register.
6236 (sibcall_value_internal, sibcall_value_multiple_internal)
6237 (call_value_internal, call_value_split, call_value_multiple_internal)
6238 (call_value_multiple_split): Remove constraints from operand 0.
6240 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6242 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6243 rather than loadgp_noshared.
6244 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6245 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6247 * config/mips/mips.md (loadgp): Rename to...
6248 (loadgp_newabi): ...this.
6249 (loadgp_noshared): Rename to...
6250 (loadgp_absolute): ...this.
6252 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6254 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6255 false for locally-binding symbols.
6256 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6258 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6260 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6261 (SYMBOL_GOT_PAGE_OFST): ...this.
6262 (SYMBOL_GOT_GLOBAL): Rename to...
6263 (SYMBOL_GOT_DISP): ...this.
6264 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6265 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6266 * config/mips/mips.c (mips_global_symbol_p): New function.
6267 (mips_symbol_binds_local_p): Likewise.
6268 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6269 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6270 and mips_symbol_binds_local_p.
6271 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6272 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6273 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6275 (mips_ok_for_lazy_binding_p): New function.
6276 (mips_load_call_address, mips_expand_call): Use it.
6277 (mips_dangerous_for_la25_p): Likewise.
6278 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6279 (*got_disp<mode>): Use got_disp_operand instead of
6280 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6281 SYMBOL_GOTOFF_GLOBAL.
6282 (*got_page<mode>): Use got_page_ofst_operand instead of
6284 * config/mips/predicates.md (const_call_insn_operand): Use
6285 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6286 (global_got_operand): Rename to...
6287 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6289 (local_got_operand): Rename to...
6290 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6291 of SYMBOL_GOT_LOCAL.
6293 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6295 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6296 TARGET_CALL_CLOBBERED_GP.
6297 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6298 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6299 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6300 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6301 of TARGET_ABICALLS && !TARGET_NEWABI.
6302 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6303 * config/mips/mips.c (mips_load_call_address): Check
6304 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6305 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6306 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6307 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6308 TARGET_ABICALLS && TARGET_NEWABI.
6309 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6311 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6312 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6313 TARGET_ABICALLS && TARGET_NEWABI.
6314 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6315 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6316 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6317 whether indirect calls must use $25.
6318 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6320 * config/mips/mips.md (jal_macro): Check flag_pic and
6321 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6322 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6323 instead of TARGET_ABICALLS.
6324 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6325 TARGET_ABICALLS && TARGET_OLDABI.
6326 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6327 (sibcall): In the comment above the define_insn, mention
6328 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6329 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6330 instead of TARGET_ABICALLS.
6332 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6334 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6335 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6336 (MACFLAGS_MATCH_P): New macro.
6337 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6338 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6339 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6340 the other MACFLAG constants.
6341 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6342 (flag_machi): Tighten constraints. Renumber some of the operands.
6343 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6345 (flag_machi_parts_acconly): New pattern.
6346 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6348 (flag_macinit1hi): Tighten constraints.
6349 (flag_mul_macv2hi_parts_acconly): New pattern.
6351 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6352 Use a more efficient implementation.
6353 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6354 inline sequences when not optimizing for size.
6356 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6357 movhi_high2low): Delete, merge functionality into...
6358 (packv2hi): ... this pattern.
6360 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6361 * config/bfin/bfin.opt (msim): New option.
6362 (mcpu=): New option.
6363 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6364 (bfin_cpu_t): Typedef of enum bfin_cpu.
6365 (bfin_cpu_type): New declaration.
6366 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6367 -msim and -mcpu= options.
6368 (LIB_SPEC): Likewise.
6369 * config/bfin/bfin.c (bfin_cpu_type): Define.
6370 (bfin_handle_option): Handle -mcpu= option.
6371 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6372 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6373 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6375 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6377 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6378 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6379 (powerpc-wrs-vxworksae): Use ${tm_file}.
6380 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6381 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6382 * config/i386/vx-common.h: New file.
6384 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6386 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6389 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6391 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6394 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6398 * c-common.c (c_build_qualified_type): Set canonical type
6401 2007-04-12 Richard Guenther <rguenther@suse.de>
6403 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6404 lower bound and element size if lower bound is not zero
6405 or either of the ARRAY_REF operands is set.
6407 2007-04-12 Richard Guenther <rguenther@suse.de>
6409 PR tree-optimization/24689
6410 PR tree-optimization/31307
6411 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6413 * gimplify.c (canonicalize_addr_expr): To be consistent with
6414 gimplify_compound_lval only set operands two and three of
6415 ARRAY_REFs if they are not gimple_min_invariant. This makes
6416 it never at this place.
6417 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6419 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6421 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6422 null before emitting a .nsubspa directive.
6424 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6426 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6427 need_to_partition_p if there are no memory statements in the
6430 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6432 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6433 (gcd_of_steps_may_divide_p): New function.
6434 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6436 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6438 * reload.c (find_reloads_toplev, find_reloads_address,
6439 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6440 not a pointer equality test, to decide if we need to call
6441 push_reg_equiv_alt_mem.
6443 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6445 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6446 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6447 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6449 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6451 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6452 vector to be positive.
6454 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6458 * doc/invoke.texi: Document --params max-aliased-vops and
6460 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6461 debug_memory_partitions): Move to tree-flow.h
6462 * params.h (AVG_ALIASED_VOPS): Define.
6463 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6465 (mp_info_t): Likewise.
6466 (get_mem_sym_stats_for): New.
6467 (set_memory_partition): Move from tree-flow-inline.h.
6468 (mark_non_addressable): Only clear the set of symbols for the
6469 partition if it exists.
6470 (dump_memory_partitions): Move from tree-ssa-operands.c
6471 (debug_memory_partitions): Likewise.
6472 (need_to_partition_p): New.
6473 (dump_mem_ref_stats): New.
6474 (debug_mem_ref_stats): New.
6475 (dump_mem_sym_stats): New.
6476 (debug_mem_sym_stats): New.
6477 (update_mem_sym_stats_from_stmt): New.
6478 (compare_mp_info_entries): New.
6479 (mp_info_cmp): Call it.
6480 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6482 (get_mpt_for): Move from tree-ssa-operands.c.
6483 (find_partition_for): New.
6484 (create_partition_for): Remove.
6485 (estimate_vop_reduction): New.
6486 (update_reference_counts): New.
6487 (build_mp_info): New.
6488 (compute_memory_partitions): Refactor.
6489 Document new heuristic.
6490 Call build_mp_info, update_reference_counts,
6491 find_partition_for and estimate_vop_reduction.
6492 (compute_may_aliases): Populate virtual operands before
6493 calling debugging dumps.
6494 (delete_mem_sym_stats): New.
6495 (delete_mem_ref_stats): New.
6496 (init_mem_ref_stats): New.
6497 (init_alias_info): Call it.
6498 (maybe_create_global_var): Remove alias_info argument.
6499 Get number of call sites and number of pure/const call sites
6500 from gimple_mem_ref_stats().
6501 (dump_alias_info): Call dump_memory_partitions first.
6502 (dump_points_to_info_for): Show how many times a pointer has
6504 * opts.c (decode_options): For -O2 set --param
6505 max-aliased-vops to 500.
6506 For -O3 set --param max-aliased-vops to 1000 and --param
6507 avg-aliased-vops to 3.
6508 * fortran/options.c (gfc_init_options): Remove assignment to
6510 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6511 * tree-dfa.c (dump_variable): Dump memory reference
6513 Dump NO_ALIAS* settings.
6514 (referenced_var_lookup): Tidy.
6515 (mem_sym_stats): New.
6516 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6517 and ORIG are different SSA names for a memory partition.
6518 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6519 * tree-flow.h (struct mem_sym_stats_d): Define.
6520 (mem_sym_stats_t): Define.
6521 (struct mem_ref_stats_d): Define.
6522 (struct gimple_df): Add field mem_ref_stats.
6523 (enum noalias_state): Define.
6524 (struct var_ann_d): Add bitfield noalias_state.
6525 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6526 debug_mem_ref_stats, debug_memory_partitions,
6527 debug_mem_sym_stats): Declare.
6528 * tree-ssa-structalias.c (update_alias_info): Update call
6529 sites, pure/const call sites and asm sites in structure
6530 returned by gimple_mem_ref_stats.
6531 Remove local variable IS_POTENTIAL_DEREF.
6532 Increase NUM_DEREFS if the memory expression is a potential
6534 Call update_mem_sym_stats_from_stmt.
6535 If the memory references memory, call
6536 update_mem_sym_stats_from_stmt for all the direct memory
6537 symbol references found.
6538 (intra_create_variable_infos): Set noalias_state field for
6539 pointer arguments according to the value of
6540 flag_argument_noalias.
6541 * tree-ssa-structalias.h (struct alias_info): Remove fields
6542 num_calls_found and num_pure_const_calls_found.
6543 (update_mem_sym_stats_from_stmt): Declare.
6544 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6545 Set default value to 100.
6546 (PARAM_AVG_ALIASED_VOPS): Define.
6548 2007-04-11 Richard Guenther <rguenther@suse.de>
6551 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6552 a * -b + c as c - a * b if we honor sign dependent rounding.
6554 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6556 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6558 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6559 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6561 (initialize_trampoline): Don't use old-style function definition.
6562 (bfin_secondary_reload): Mark IN_P argument as unused.
6564 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6566 PR tree-optimization/31343
6567 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6568 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6569 * testsuite/gcc.dg/vect/pr31343.c: New.
6571 2007-04-10 Eric Christopher <echristo@apple.com>
6573 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6574 * config/i386/i386.md (*cmpfp0): Use.
6575 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6576 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6577 (fix_trunc<mode>_i386_fisttp): Ditto.
6578 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6579 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6580 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6581 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6582 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6583 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6584 (unnamed_splitters): Ditto.
6585 * config/i386/i386.c (output_fix_trunc): Assert that
6586 we're not being passed a TFmode operand.
6588 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6590 PR tree-optimization/31526
6591 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6592 n_basic_blocks to find newly added blocks.
6594 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6596 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6598 (fix_trunc<mode>si_sse): Ditto.
6599 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6600 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6601 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6602 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6603 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6604 expander using SSEMODEF mode macro.
6605 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6606 expander using SSEMODEF mode macro.
6607 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6608 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6609 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6610 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6611 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6612 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6613 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6614 Macroize insn using X87MODEF mode macro.
6616 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6618 * config/i386/sse.md (sse2_pinsrw): Removed.
6619 (sse2_pextrw): Renamed to ...
6620 (*sse2_pextrw): This.
6622 2007-04-09 Jan Hubicka <jh@suse.cz>
6625 * config/i386/sse.md
6626 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6627 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6628 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6629 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6631 2007-04-09 Jan Hubicka <jh@suse.cz>
6633 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6634 multiple fields of union.
6636 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6638 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6639 (create_preheaders): Check that loops are available.
6640 (fix_loop_structure): Clean up, improve comments.
6641 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6642 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6644 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6645 * predict.c (tree_estimate_probability): Do not call
6646 calculate_dominance_info. Call create_preheaders.
6647 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6648 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6650 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6651 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6652 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6653 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6656 2007-04-08 Jan Hubicka <jh@suse.cz>
6658 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6659 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6660 * fold-const.c (fold_unary): Use it.
6662 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6664 * varasm.c (assemble_variable): Remove call to
6665 lang_hooks.decls.prepare_assemble_variable.
6666 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6667 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6668 * langhooks.h (lang_hooks_for_decls): Remove
6669 prepare_assemble_variable.
6671 2007-04-08 Mike Stump <mrs@apple.com>
6673 * config/i386/i386.c: Use inc/dec on Core2.
6675 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6677 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6678 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6679 lhd_tree_inlining_end_inlining): Remove.
6680 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6681 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6683 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6684 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6685 lhd_tree_inlining_end_inlining): Remove prototypes.
6686 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6687 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6688 LANG_HOOKS_TREE_INLINING_START_INLINING,
6689 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6691 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6694 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6697 * config/avr/predicates.md (io_address_operand): Delete predicate.
6698 (low_io_address_operand): Don't use 'mode' argument.
6699 (higth_io_address_operand): Rename ...
6700 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6701 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6704 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6706 Revert change removing staticp.
6708 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6711 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6714 2007-04-07 Bruce Korb <bkorb@gnu.org>
6716 * c.opt: Add -Wformat-contains-nul.
6717 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6719 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6720 the NUL byte warning.
6722 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6724 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6726 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6728 * tree.c (staticp): No longer use staticp langhook.
6729 * langhooks.c (lhd_staticp): Removed.
6730 * langhooks.h (struct lang_hooks): Remove staticp.
6731 * c-common.c (c_staticp): Remove.
6732 * c-common.h (c_staticp): Ditto.
6733 * langhooks-defs.h (lhd_staticp): Ditto.
6734 (LHD_HOOKS_STATICP): Ditto
6735 * tree.h (gcc_assert_lowered): New macro.
6737 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6739 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6740 argument "reliable".
6741 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6742 Add argument "reliable". Propagate it through calls.
6743 (infer_loop_bounds_from_undefined): Derive number of iterations
6744 estimates from references in blocks that do not dominate loop latch.
6745 (gcov_type_to_double_int): New function.
6746 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6747 and expected_loop_iterations_unbounded.
6748 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6749 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6750 * tree-data-ref.c (estimated_loop_iterations): Export.
6751 (get_references_in_stmt): Fix -- do not return addresses of local
6753 * cfgloop.h (expected_loop_iterations_unbounded,
6754 estimated_loop_iterations): Declare.
6756 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6758 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6760 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6762 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6763 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6764 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6765 Use output_387_reg_move().
6766 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6767 expander using X87MODEF12 mode macro.
6768 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6769 choosing register preferences. Use output_387_reg_move().
6770 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6771 instead of "x". Use output_387_reg_move().
6772 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6773 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6774 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6775 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6776 Use output_387_reg_move().
6777 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6779 (*truncxf?f_i387 splitter): Ditto.
6781 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6783 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6784 LANG_HOOKS_SAFE_FROM_P.
6785 * expr.c (safe_from_p): Remove langhook call.
6786 * langhooks.h (lang_hooks): Remove safe_from_p.
6787 (lhd_safe_from_p): Remove prototype.
6788 * langhooks.c (lhd_safe_from_p): Remove.
6790 2007-04-06 Jan Hubicka <jh@suse.cz>
6792 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6795 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6797 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6798 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6799 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6800 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6802 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6803 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6805 2007-04-05 Richard Henderson <rth@redhat.com>
6807 * config/alpha/alpha.c (print_operand) [+]: Remove.
6808 (alpha_end_function): Print nop if call at end of function.
6809 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6810 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6811 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6812 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6813 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6814 the call pattern. Update peepholes to match.
6816 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6818 * doc/extend.texi (Other Builtins): Add decimal float variants
6820 * builtins.def: Ditto.
6821 * builtins.c (expand_builtin): Ditto.
6823 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6824 H.J. Lu <hongjiu.lu@intel.com>
6827 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6828 of V8HImode when calling ix86_binary_operator_ok.
6829 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6830 (sdot_prodv8hi): Operands 1 and 2 must be register.
6832 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6834 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6835 initialize align to silence bogus warning.
6837 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6840 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6842 (struct sra_walk_fns): Remove use_all parameter from use.
6843 (sra_hash_tree): Handle BIT_FIELD_REFs.
6844 (sra_elt_hash): Don't hash bitfld blocks.
6845 (sra_elt_eq): Skip them in parent compares as well. Handle
6847 (sra_walk_expr): Don't maintain or pass down use_all_p.
6848 (scan_use): Remove use_all parameter.
6849 (scalarize_use): Likewise. Re-expand assignment to
6850 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6851 output, and re-scalarize after output. Don't mark anything
6853 (scalarize_ldst): Adjust.
6854 (scalarize_walk_gimple_modify_statement): Likewise.
6855 (build_element_name_1): Handle BIT_FIELD_REFs.
6856 (instantiate_element): Don't warn for any element whose parent
6858 (instantiate_missing_elements_1): Return the sra_elt.
6859 (canon_type_for_field): New.
6860 (try_instantiate_multiple_fields): New.
6861 (instantiate_missing_elemnts): Use them.
6862 (mark_no_warning): Removed.
6863 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6864 (REPLDUP, sra_build_elt_assignment): New.
6865 (generate_copy_inout): Use them.
6866 (generate_element_copy): Likewise. Handle bitfld differences.
6867 (generate_element_zero): Don't recurse for blocks. Use
6868 sra_build_elt_assignment.
6869 (generate_one_element_int): Take elt instead of var. Use
6870 sra_build_elt_assignment.
6871 (generate_element_init_1): Adjust.
6872 (scalarize_use, scalarize_copy): Use REPLDUP.
6873 (scalarize_ldst): Move assert before dereference.
6874 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6876 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6878 * regmove.c: Fix unused variable warnings due to previous commit.
6880 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6882 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6883 (regmove_bb_head): Remove.
6884 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6885 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6886 problems with fixup_match_1.
6887 Don't initialize/free regmove_bb_head.
6889 (reg_is_remote_constant_p): If an insn is in the same basic block
6890 but not before INSN, consider it remote, too.
6892 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6895 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6896 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6898 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6900 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6901 (CONDITIONAL_REGISTER_USAGE): Likewise.
6903 2007-04-04 Richard Henderson <rth@redhat.com>
6905 * config/alpha/lib1funcs.asm: Remove unused file.
6907 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6910 * opts.c (print_specific_help): Fix --help=<language>
6912 (common_handle_option): Support --help=common.
6914 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6917 * gcc.c (main): Do not run the linker if
6918 print_subprocess_help indicates that it shouldn't be
6921 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6924 * doc/invoke.texi (--help=): Document <languages> value, fix
6925 formatting in tables of values.
6927 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6929 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6930 dllimport attribute of virtual methods.
6932 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6934 * config/score/crti.asm: Change _bss_start to __bss_start.
6935 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6936 (OUTGOING_REG_PARM_STACK_SPACE) update.
6937 * config/score/score.opt: add options to make backend support
6938 score5, score5u, score7 and score7d.
6939 * config/score/score.md: Likewise.
6940 * config/score/misc.md: Likewise.
6941 * config/score/mac.md: Likewise.
6942 * doc/invoke.texi: Likewise.
6943 * doc/md.texi: update constraints define.
6945 2007-04-03 Richard Henderson <rth@redhat.com>
6947 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6948 an appropriate type, use the mode instead.
6950 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6952 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6953 Set the default --with-arch setting to mips2.
6954 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6955 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6956 (MULTILIB_OSDIRNAMES): Delete.
6957 (MULTILIB_DIRNAMES): Define.
6958 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6959 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6960 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6961 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6962 VXWORKS_OS_CPP_BUILTINS.
6963 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6964 (MIPS_DEBUGGING_INFO): Undefine.
6965 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6967 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6970 * fold-const.c (native_encode_real): Encode real.c provided longs
6971 as a series of 32-bit native integers.
6972 (native_interpret_real): Interpret buffer as a series of 32-bit
6975 2007-04-03 Richard Guenther <rguenther@suse.de>
6977 * genpreds.c (write_insn_constraint_len): Write function
6978 optimized for CONSTRAINT_LEN implementation.
6979 (write_tm_preds_h): Output insn_constraint_len inline and
6980 use it for CONSTRAINT_LEN.
6981 (write_insn_preds_c): Don't output insn_constraint_len.
6982 * doc/md.texi (define_register_constraint): Document multi-letter
6983 constraints shall have the same length if they start with the same
6986 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6989 * config/i386/i386.md (isinf<mode>2): Expand only when
6990 TARGET_C99_FUNCTIONS is set.
6992 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6994 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6995 (x86_64-*-linux*): Ditto.
6996 * config/i386/i386.opt (mpc): New option.
6997 * config/i386/i386.c (overrride_options): Handle
6998 ix87_precision_string.
6999 * config/i386/crtprec.c: New file.
7000 * config/i386/t-crtpc: Ditto.
7001 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7003 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7004 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7005 crtprec32.o, crtprec64.o and crtprec80.o.
7007 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7009 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7011 2007-04-02 Eric Christopher <echristo@apple.com>
7013 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7014 limitations on darwin.
7016 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7019 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7021 2007-04-02 Dave Korn <dave.korn@artimi.com>
7023 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7025 2007-04-02 Dave Korn <dave.korn@artimi.com>
7027 * libgcc2.h (exception_descriptor): Don't forward-declare.
7028 (__get_eh_table_language, __get_eh_table_version): Delete
7029 prototypes of long-dead functions.
7031 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7033 * ebitmap.h: New file
7034 * ebitmap.c: New file
7035 * Makefile.in (ebitmap.o): New target.
7037 2007-04-01 Jan Hubicka <jh@suse.cz>
7039 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7040 before very first instruction.
7042 2007-04-01 Jan Hubicka <jh@suse.cz>
7044 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7045 waring on 64bit hosts.
7046 * bitmap.h: Fix typo in bitmap_head_def.
7048 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7050 PR rtl-optimization/31391
7051 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7052 into a DELETED_LABEL note, and the label is in an empty basic
7053 block, update BB_END as well as BB_HEAD.
7055 2007-04-01 Richard Henderson <rth@redhat.com>
7057 PR tree-optimization/31169
7058 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7059 to varying if the range is outside [0, prec-1].
7061 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7064 * config/mips/mips.md (load_const_gp): New insn.
7065 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7066 the MIPS16 GP pseudo register if no_new_pseudos.
7067 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7069 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7072 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7074 (call_value): Likewise.
7076 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7077 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7080 * doc/invoke.texi: (optimization options): Reword description
7081 of -ffast-math. Document its primary purpose.
7083 2007-03-31 Richard Guenther <rguenther@suse.de>
7085 * omp-low.c (splay-tree.h): Include.
7086 (lookup_decl): Replace splay-tree usage by pointer-map.
7087 (maybe_lookup_decl): Likewise.
7088 (new_omp_context): Likewise.
7089 (delete_omp_context): Likewise.
7090 * gimplify.c (splay-tree.h): Include.
7091 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7093 (remap_ssa_name): Likewise.
7094 (remap_decl): Likewise.
7095 (remap_type_1): Likewise.
7096 (remap_type): Likewise.
7097 (copy_body_r): Likewise.
7098 (expand_call_inline): Likewise.
7099 (clone_body): Likewise.
7100 (copy_tree_r): Likewise.
7101 (remap_save_expr): Likewise.
7102 (unsave_r): Likewise.
7103 (unsave_expr_now): Likewise.
7104 (tree_function_versioning): Likewise.
7105 (build_duplicate_type): Likewise.
7106 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7107 (struct copy_body_data): Replace splay-tree by pointer-map.
7108 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7109 not $(SPLAY_TREE_H).
7110 (gimplify.o): Depend on $(SPLAY_TREE_H).
7111 (omp-low.p): Likewise.
7113 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7115 * config/avr/predicates.md (even_register_operand,
7116 odd_register_operand): New predicates.
7117 * config/avr/avr.md (movw peephole2): New.
7118 (movw_r peephole2): New.
7120 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7122 * tree.h (get_signed_or_unsigned_type): New.
7123 * fold-const.c (operand_equal_for_comparison_p): Use
7124 get_signed_or_unsigned_type instead of
7125 lang_hooks.types.signed_or_unsigned_type.
7126 * expr.c (store_expr): Ditto.
7127 * langhooks.c (get_signed_or_unsigned_type): New.
7128 (lhd_signed_or_unsigned_type): New.
7129 * langhooks.h (lhd_signed_or_unsigned_type): New.
7130 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7132 2007-03-30 Richard Henderson <rth@redhat.com>
7134 * tree-ssa-loop-ivopts.c: Include target.h.
7135 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7136 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7137 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7138 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7140 2007-03-30 Richard Henderson <rth@redhat.com>
7141 Kai Tietz <kai.tietz@onevision.com>
7143 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7145 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7146 (TARGET_64BIT_MS_ABI): New.
7147 (DBX_REGISTER_NUMBER): Handle 64-bit.
7148 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7149 (LONG_TYPE_SIZE): Force to 32.
7150 (REG_PARM_STACK_SPACE): New.
7151 (OUTGOING_REG_PARM_STACK_SPACE): New.
7152 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7153 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7154 (STACK_BOUNDARY): Use 128 for 64-bit.
7155 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7156 Add 64-bit implementation.
7157 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7159 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7160 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7161 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7162 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7163 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7164 TARGET_64BIT_MS_ABI.
7165 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7166 (ix86_pass_by_reference): Likewise.
7167 (ix86_function_value_regno_p): Likewise.
7168 (ix86_build_builtin_va_list): Likewise.
7169 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7170 (function_arg_advance_ms_64): New.
7171 (function_arg_advance): Call it.
7172 (function_arg_ms_64): New.
7173 (function_arg): Call it.
7174 (function_value_ms_64): New.
7175 (ix86_function_value_1): Call it.
7176 (return_in_memory_ms_64): New.
7177 (ix86_return_in_memory): Call it.
7178 (setup_incoming_varargs_ms_64): New.
7179 (ix86_setup_incoming_varargs): Call it.
7180 (ix86_expand_prologue): Handle 64-bit stack probing.
7181 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7182 (output_pic_addr_const): Likewise.
7183 (x86_this_parameter): Likewise.
7184 (x86_output_mi_thunk): Likewise.
7185 (x86_function_profiler): Likewise.
7186 (TARGET_STRICT_ARGUMENT_NAMING): New.
7187 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7188 (TARGET_64BIT_MS_ABI): New.
7189 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7190 * config/i386/i386.md (allocate_stack_worker): Remove.
7191 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7192 describe the clobber of eax without a match_scratch.
7193 (allocate_stack_worker_postreload): Remove.
7194 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7195 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7196 (allocate_stack_worker_rex64_postreload): Remove.
7197 (allocate_stack): Handle 64-bit.
7198 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7199 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7200 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7201 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7202 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7203 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7204 * config.build (x86_64-*-mingw*): New host.
7205 * config.host (x86_64-*-mingw*): New host.
7206 * config.gcc (x86_64-*-mingw*): New target.
7207 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7209 2007-03-30 Richard Henderson <rth@redhat.com>
7210 Kai Tietz <kai.tietz@onevision.com>
7212 * c-pragma.c (struct def_pragma_macro_value): New.
7213 (struct def_pragma_macro): New.
7214 (pushed_macro_table): New.
7215 (dpm_hash, dpm_eq): New.
7216 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7217 (init_pragma): Install them.
7218 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7220 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7222 * config/avr/avr.c (avr_override_options): Clear
7223 'flag_delete_null_pointer_checks'.
7225 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7228 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7229 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7230 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7231 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7232 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7233 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7234 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7236 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7238 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7240 * regmove.c: Move all of pass_stack_adjustments from here...
7241 * combine-stack-adj.c: ...to this new file.
7242 * Makefile.in: Add rules for combine-stack-adj.o.
7244 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7246 PR tree-optimization/31383
7247 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7248 to have the same length.
7250 2007-03-30 Jan Hubicka <jh@suse.cz>
7253 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7254 availablility; add more sanity checking; ask varpool only about
7257 2007-03-29 Richard Henderson <rth@redhat.com>
7259 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7260 to decide, but __SIZEOF_LONG_LONG__.
7262 2007-03-29 Richard Henderson <rth@redhat.com>
7264 * emutls.c (struct __emutls_array): New.
7265 (emutls_destroy): Use it instead of casting element 0 from void*.
7266 (__emutls_get_address): Likewise.
7268 2007-03-29 Richard Henderson <rth@redhat.com>
7270 * varasm.c (initializer_constant_valid_p): Don't deny
7271 DECL_DLLIMPORT_P on functions.
7273 * config/i386/cygming.h: Remove function declarations.
7274 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7275 (ASM_OUTPUT_LABELREF): Remove.
7276 (COMMON_ASM_OP): Remove.
7277 (ASM_OUTPUT_COMMON): Remove.
7278 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7279 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7280 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7281 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7282 Rename from TARGET_ENCODE_SECTION_INFO.
7283 * config/i386/netware.h: Likewise.
7284 * config/i386/i386-protos.h: Update.
7285 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7286 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7287 (legitimate_constant_p): Reject dllimports.
7288 (dllimport_map, get_dllimport_decl): New.
7289 (legitimize_dllimport_symbol): New.
7290 (legitimize_address, ix86_expand_move): Use it.
7291 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7292 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7293 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7294 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7295 * config/i386/predicates.md (constant_call_address_operand): Only
7296 accept symbols; reject dllimport_p symbols.
7297 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7298 i386_pe_maybe_record_exported_symbol.
7299 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7300 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7301 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7302 trust the setting of DECL_DLLIMPORT_P.
7303 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7304 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7305 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7306 tidy the argument scanning loop.
7307 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7308 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7309 (i386_pe_strip_name_encoding): Remove.
7310 (i386_pe_binds_local_p): New.
7311 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7312 (i386_pe_output_labelref): Remove.
7313 (i386_pe_asm_output_aligned_decl_common): New.
7314 (i386_pe_maybe_record_exported_symbol): Rename from
7315 i386_pe_record_exported_symbol; check for dllexported symbols.
7317 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7319 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7320 add comment explaining why vsnprintf cannot be used.
7322 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7324 PR tree-optimization/30666
7325 * tree.c (build_complex_type): When creating type names for DWARF2
7326 debug info, create TYPE_DECLs for TYPE_NAME instead of
7328 (build_common_tree_nodes_2): Use build_complex_type when building
7329 predefined complex types, to preserve canonical types.
7331 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7333 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7334 (noce_get_alt_condition): Look at it to determine whether to
7335 reverse the condition or not.
7336 (noce_get_condition): Substitute the truth for lies.
7337 (noce_find_if_block): Set the then_else_reversed field.
7339 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7341 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7342 destination of this insn.
7343 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7344 than calling gen_rtx_SET directly. Use r0 to hold the value of
7345 'address + 4' rather than a stack based temporary which can be
7348 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7350 * config/s390/s390.c (s390_secondary_input_reload_class,
7351 s390_secondary_output_reload_class): Functions removed.
7352 (s390_secondary_reload): New function.
7353 (TARGET_SECONDARY_RELOAD): Target macro defined.
7354 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7355 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7356 * config/s390/s390.md ("reload_outti", "reload_outdi",
7357 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7358 "reload_out<mode>"): Expanders removed.
7359 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7360 "reload<mode>_nonoffmem_out"): Expanders added.
7362 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7364 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7365 SRC->DEST replacement failed anyway.
7367 2007-03-28 Mike Stump <mrs@apple.com>
7369 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7370 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7371 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7373 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7375 * config.gcc: Accept barcelona as a variant of amdfam10.
7376 * config/i386/i386.c (override_options): Likewise.
7377 * doc/invoke.texi: Likewise.
7379 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7381 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7382 offsets for BIT_FIELD_REF and COMPONENT_REF.
7384 2007-03-28 Richard Guenther <rguenther@suse.de>
7386 * tree.c (is_global_var): Move ...
7387 * tree-flow-inline.h (is_global_var): ... here.
7388 * tree.h (is_global_var): Remove declaration.
7390 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7392 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7394 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7395 * config/i386/i386.c (ix86_tune_features): Initialize new
7397 * config/i386/predicates.md (promotable_binary_operator): Use
7398 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7400 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7403 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7405 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7407 * config/fr30/fr30.md (movsi_internal): Change destination
7408 constraint from m to V and add m to the end.
7410 2007-03-28 Christian Bruel <christian.bruel@st.com>
7412 * config/sh/sh.md (movsi_i): Fix type attribute.
7414 2007-03-28 Christian Bruel <christian.bruel@st.com>
7416 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7417 (movsf_ie): Likewise.
7419 2007-03-28 Christian Bruel <christian.bruel@st.com>
7421 * config.gcc: Add sh4-300 to multilib.
7422 * config/sh/t-mlib-sh4-300: New file.
7424 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7426 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7427 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7429 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7430 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7431 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7432 "fixuns_trunctddi2"): Whitespace fix.
7434 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7436 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7437 the definition of struct sh_args.
7438 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7439 CALL_COOKIE_INT_REG_GET): Likewise.
7441 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7443 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7444 transformations are applied successfully.
7446 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7448 * tree.c (tree_contains_struct): Permit 512 tree codes.
7449 * tree.h (tree_contains_struct): Ditto.
7450 (MAX_TREE_CODES): Ditto.
7451 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7452 SPARE member to store remaining padding bits.
7454 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7456 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7459 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7461 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7462 * configure: Regenerate.
7464 * configure: Regenerate using the correct version of autoconf.
7466 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7468 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7470 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7471 regs to "__SP_L__" and "__SP_H__".
7473 2007-03-27 Richard Guenther <rguenther@suse.de>
7475 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7476 computations with it with a HOST_WIDE_INT variable.
7478 2007-03-26 Mike Stump <mrs@apple.com>
7480 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7481 objective-c-header, objective-c++-header and objc++-cpp-output
7483 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7485 2007-03-26 Richard Henderson <rth@redhat.com>
7488 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7489 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7490 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7491 IX86_BUILTIN_PSRLQ128): New.
7492 (ix86_init_mmx_sse_builtins): Add them.
7493 (ix86_expand_builtin): Expand them.
7494 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7495 operand 2 be TImode.
7496 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7497 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7498 _mm_srli_epi64): Mark __B const.
7499 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7500 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7501 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7502 new two-vector shift builtins.
7504 2007-03-26 Ian Lance Taylor <iant@google.com>
7506 PR tree-optimization/31345
7507 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7508 [+INF, +INF(OVF)] into VARYING.
7510 2007-03-26 Zack Weinberg <zackw@panix.com>
7512 * gengtype-parse.c: New file.
7513 * gengtype-yacc.y: Delete.
7514 * gengtype-lex.l: Don't include gengtype-yacc.h.
7515 Define YY_DECL and yyterminate appropriately for recursive
7516 descent parser. yylval is now a string out-parameter to yylex.
7517 (HWS, EOID): New shorthand.
7518 (IWORD): Add a couple more types.
7519 (yylex): Add a setup stanza. Remove the complex rules for
7520 detecting GTY'ed types and typedefs; replace with simple
7521 keyword detectors. Adjust everything for the changed
7522 definition of yylval. Ignore all pp-directives, not just #define.
7524 (parse_file): Rename yybegin; do not call yyparse.
7526 * gengtype.c (xasprintf): Export again.
7527 (this_file): New. Use everywhere __FILE__ was being used.
7528 (get_lang_bitmap): Special case types defined in gengtype.c.
7529 (do_typedef, new_structure): Suppress definition of certain types.
7530 (new_structure): Improve diagnostics of duplicate definitions.
7531 Make sure location_s is associated with input.h.
7532 (nreverse_pairs, define_location_structures): New functions.
7533 (main): Improve tagging of kludge types. Remove old kludges
7534 for input.h types; use define_location_structures.
7535 * gengtype.h: Update prototypes. Define token codes here.
7536 * Makefile.in: Remove all references to gengtype-yacc.
7537 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7539 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7540 add GTY((skip)) to the field that's only conditionally there.
7541 * doc/install.texi: Document that Bison is no longer required
7542 unless building treelang.
7544 * gengtype.c: Don't include gtyp-gen.h.
7545 (srcdir): Declare here.
7546 (base_files, lang_dir_names): Allocate dynamically.
7547 (gt_files, num_gt_files, num_lang_dirs): New globals.
7548 (measure_input_list, read_input_line, read_input_list)
7549 (set_lang_bitmap): New functions.
7550 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7551 simplify, relying on read_input_list to set up the bitmaps.
7552 (main): Arguments are no longer unused. Check for correct number
7553 of command line arguments, set srcdir and srcdir_len, then call
7554 read_input_list, before doing anything else. No need to worry
7555 about duplicates in main loop.
7556 * configure.ac: Simplify the calculation of all_gtfiles.
7557 Put language tags in there. Don't set or substitute
7558 all_gtfiles_files_langs or all_gtfiles_files_frags.
7559 * Makefile.in: Revamp the way gengtype is invoked, now that it
7560 takes a file on its command line with a much simpler format.
7561 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7562 (GTFILES): Remove duplicates and C source files.
7563 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7564 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7565 * configure: Regenerate.
7567 * gengtype.h: Remove all type definitions to gengtype.c; leave
7568 only definitions of options_p, type_p, and pair_p as opaque
7569 pointers. Update prototypes.
7570 * gengtype.c: Many type definitions moved here from gengtype.h.
7571 Consolidate type definitions at the top of the file.
7572 (xvasprintf): Delete.
7573 (xasprintf): Make static.
7574 (create_nested_pointer_option): Add 'next' parameter.
7575 (create_field_all, create_field_at): New functions.
7576 (create_field): Now a thin wrapper around create_field_all.
7577 (create_optional_field): Rename create_optional_field_ and add
7578 line argument. Original name is now a macro which supplies
7580 (oprintf): Use vsnprintf directly.
7581 (close_output_files): Use fatal rather than perror/exit.
7582 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7583 (main): Set progname. Don't use exit.
7584 * gengtype-yacc.y (struct_fields): Use create_field_at.
7585 (option, optionseqopt): Delete.
7586 (optionseq): Consolidate productions from option here so we
7587 can use the first argument to create_option.
7589 * gengtype-lex.l: Distinguish unions from structures in the
7590 token type. Don't call find_structure; return the tag as a string.
7591 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7592 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7593 Reorganize typedef_struct production accordingly.
7594 Use create_nested_ptr_option.
7595 * gengtype.c (create_nested_ptr_option): New function.
7596 * gengtype.h: Declare it.
7598 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7599 (string_type): Don't declare.
7600 (do_scalar_typedef): Declare.
7601 (create_scalar_type): Update prototype.
7602 * gengtype.c (string_type): Make static.
7603 (scalar_nonchar, scalar_char): New.
7604 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7605 (resolve_typedef): Use scalar_nonchar for error recovery.
7606 (create_scalar_type): Remove name_len field. Return scalar_char
7607 or scalar_nonchar as appropriate.
7608 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7610 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7612 (main): Initialize scalar_char and scalar_nonchar before calling
7614 * gengtype-lex.l: Adjust for removal of second argument to
7615 create_scalar_type. Use yylval.s instead of yylval.t when
7617 * gengtype-yacc.y: Type of SCALAR is string. Call
7618 create_scalar_type from type:SCALAR rule. Adjust for removal of
7619 second argument to create_scalar_type.
7621 * vec.h: Remove all #if IN_GENGTYPE blocks.
7622 Add comment saying that changes may require adjustments to gengtype.
7623 * gengtype.c: Don't include coretypes.h or tm.h.
7624 Add comment to inclusion of errors.h.
7625 (note_def_vec, note_def_vec_alloc): New functions.
7626 * gengtype.h: Declare new functions.
7627 * gengtype-lex.l: Don't include coretypes.h.
7628 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7630 (update_lineno): Remove unnecessary prototype.
7631 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7632 (VEC rule): Just return VEC_TOKEN.
7633 * gengtype-yacc.y (VEC_TOKEN): New token type.
7634 (type): Add a production for VEC(a,b).
7635 * Makefile.in: Update dependencies.
7637 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7638 typedefs that use the old PARAMS macro.
7640 * gengtype-lex.l: Remove all rules and states relating to yacc
7642 * gengtype-yacc.y: Similarly.
7643 * gengtype.c (note_yacc_type): Delete function.
7644 * gengtype.h: Update prototypes.
7646 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7648 * tree-pretty-print.c (dump_generic_node): Report precision of
7649 unnamed integer types.
7651 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7653 * ifcvt.c (noce_try_store_flag_constants): Don't check
7654 no_new_pseudos here.
7655 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7656 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7657 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7658 noce_try_sign_mask): Likewise.
7659 (if_convert): Check no_new_pseudos here.
7661 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7663 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7664 (noce_get_condition): Handle new then_else_reversed argument.
7665 (noce_init_if_info): Remove, fold into noce_find_if_block.
7666 (noce_process_if_block): Take a struct noce_if_info as the
7667 argument. Don't set up one based on ce_if_info. Update pointer
7668 references accordingly.
7669 (cond_move_process_if_block): Likewise.
7670 (process_if_block): Removed.
7671 (find_if_block): Removed. Move functionality two new functions,
7672 noce_find_if_block and cond_exec_find_if_block.
7673 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7674 blocks and the symmetric IF-ELSE-JOIN case.
7675 (cond_exec_find_if_block): Also new function mostly based on old
7676 find_if_block and process_if_block.
7677 (find_if_header): Replace find_if_block call with separately
7678 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7679 (find_cond_trap): Update noce_get_condition call.
7680 (dead_or_predicable): Likewise.
7682 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7684 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7686 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7687 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7688 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7689 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7690 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7691 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7692 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7693 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7694 __builtin_ia32_psrad128 builtins.
7696 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7698 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7699 * config/i386/constraints.md
7700 (define_constraint "I"): Use IN_RANGE macro.
7701 (define_constraint "J"): Ditto.
7702 (define_constraint "K"): Ditto.
7703 (define_constraint "M"): Ditto.
7704 (define_constraint "N"): Ditto.
7705 (define_constraint "O"): Ditto.
7706 * config/i386/predicates.md
7707 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7708 (define_predicate "const_0_to_3_operand"): Ditto.
7709 (define_predicate "const_0_to_7_operand"): Ditto.
7710 (define_predicate "const_0_to_15_operand"): Ditto.
7711 (define_predicate "const_0_to_63_operand"): Ditto.
7712 (define_predicate "const_0_to_255_operand"): Ditto.
7713 (define_predicate "const_1_to_31_operand"): Ditto.
7714 (define_predicate "const_2_to_3_operand"): Ditto.
7715 (define_predicate "const_4_to_7_operand"): Ditto.
7717 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7719 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7720 in SImode for save_world.
7721 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7724 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7726 PR tree-optimization/30784
7727 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7730 2007-03-25 Revital Eres <eres@il.ibm.com>
7732 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7733 Fold movement_possibility function into it.
7735 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7737 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7738 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7739 (call_indirect_nonlocal_darwin64): Same.
7740 (call_nonlocal_darwin64): Same.
7741 (call_value_indirect_nonlocal_darwin64): Same.
7742 (call_value_nonlocal_darwin64): Same.
7743 (sibcall_nonlocal_darwin64): Same.
7744 (sibcall_value_nonlocal_darwin64): Same.
7745 (sibcall_symbolic_64): Same.
7746 (sibcall_value_symbolic_64): Same.
7747 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7749 (rs6000_emit_load_toc_table): Same.
7750 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7751 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7757 (load_toc_v4_pic_si): Same
7758 (load_toc_v4_PIC_1): Same.
7759 (load_toc_v4_PIC_1b): Same.
7760 (call_indirect_aix{32,64}): Same.
7761 (call_value_indirect_aix{32,64}): Same.
7764 (call_local{32,64}): Same.
7765 (call_value_local{32,64}): Same.
7766 (call_indirect_nonlocal_aix{32,64}): Same.
7767 (call_nonlocal_aix{32,64}): Same.
7768 (call_value_indirect_nonlocal_aix{32,64}): Same.
7769 (call_value_nonlocal_aix{32,64}): Same.
7770 (call_indirect_nonlocal_sysv<mode>): Same.
7771 (call_nonlocal_sysv<mode>): Same.
7772 (call_value_indirect_nonlocal_sysv<mode>): Same.
7773 (call_value_nonlocal_sysv<mode>): Same.
7775 (sibcall_local{32,64}): Same.
7776 (sibcall_value_local{32,64}): Same.
7777 (sibcall_nonlocal_aix{32,64}): Same.
7778 (sibcall_value_nonlocal_aix{32,64}): Same.
7779 (sibcall_nonlocal_sysv<mode>): Same.
7780 (sibcall_value): Same.
7781 (sibcall_value_nonlocal_sysv<mode>): Same.
7783 2007-03-24 Paul Brook <paul@codesourcery.com>
7785 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7786 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7788 2007-03-24 Richard Henderson <rth@redhat.com>
7790 * config/ia64/constraints.md: New file.
7791 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7792 satisfies_constraint_?.
7793 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7794 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7795 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7796 ia64_output_mi_thunk): Likewise.
7797 (ia64_const_ok_for_letter_p): Remove.
7798 (ia64_const_double_ok_for_letter_p): Remove.
7799 (ia64_extra_constraint): Remove.
7800 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7801 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7802 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7803 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7804 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7805 EXTRA_MEMORY_CONSTRAINT): Remove.
7806 * config/ia64/ia64.md: Include constriants.md. Replace
7807 CONST_OK_FOR_? with satisfies_constraint_?.
7809 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7810 H.J. Lu <hongjiu.lu@intel.com>
7812 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7814 (name macros): Use DPD_BID_NAME to convert names properly.
7816 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7817 decimal floating point format.
7818 (init_floating_libfuncs): Change decimal functions so that they
7819 have a "bid_" prefix if the decimal system uses the BID format,
7820 and "dpd_" prefix if the decimal system uses the DPD format.
7821 (init_interclass_conv_libfuncs): Ditto.
7822 (init_intraclass_conv_libfuncs): Ditto.
7824 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7825 using the BID format.
7827 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7828 whether we are using the BID decimal format.
7829 * configure: Regenerate.
7831 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7832 the compiler has decimal floating point enabled. Define
7833 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7836 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7837 using the BID format.
7839 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7840 whether we are using the BID decimal format.
7841 * configure: Regenerate.
7843 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7844 the compiler has decimal floating point enabled. Define
7845 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7848 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7849 options, and that it is enabled for i386/x86_64 systems.
7851 * Makefile.in (enable_decimal_float): New.
7853 (DECNUMINC): Add -I$(DECNUMFMT).
7854 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7855 to $(DECNUMFMT) from $(DECNUM).
7857 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7858 Substitute enable_decimal_float.
7859 * configure: Regenerated.
7862 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7865 * configure.ac: Enable decimal float for x86_64-*-linux*.
7866 * configure: Regenerated.
7869 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7870 decimal128ClearSign to flip and clear the sign bit in decimal128.
7871 (decimal_real_maxval): Set decimal128SetSign to set the sign
7874 2007-03-23 Ian Lance Taylor <iant@google.com>
7876 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7878 2007-03-23 Ian Lance Taylor <iant@google.com>
7880 * tree-dump.c (dump_files): Correct comment.
7882 2007-03-23 Ian Lance Taylor <iant@google.com>
7884 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7886 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7888 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7889 in cfglayout mode. Don't go into and out of cfglayout mode.
7890 Link the blocks in the order of the constructed traces.
7891 (rest_of_handle_tracer): Adjust call to tracer.
7892 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7893 Don't go into cfglayout mode.
7894 (rtl_loop_done): Don't go out of cfglayout mode.
7895 * cfglayout.c (relink_block_chain): New function, split out from...
7896 (fixup_reorder_chain): ...here. Remove redundant checking.
7897 (cfg_layout_finalize): Don't clear the header, footer, and aux
7898 fields here, move the code to do so to relink_block_chain. Likewise
7899 for free_original_copy_tables.
7900 * rtl.h (tracer): Update prototype.
7901 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7902 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7903 mode. Use relink_block_chain to serialize the CFG according to the
7904 new basic block order. Move targetm.cannot_modify_jumps_p check from
7906 (gate_handle_reorder_blocks): ...to here.
7907 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7909 (gate_duplicate_computed_gotos): ...to here.
7910 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7911 something always changes when going into and out of cfglayout mode.
7912 Perform an expensive cfg cleanup while going into cfglayout mode.
7913 Always update liveness information on HAVE_conditional_execution
7914 targets. Reserialize the basic blocks and go out of cfglayout mode.
7915 * reg-stack.c: Include cfglayout.h.
7916 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7917 the call to reorder_basic_blocks.
7918 * basic-block.h (reorder_basic_blocks): Update prototype.
7919 (relink_block_chain): New prototype.
7920 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7922 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7924 * config/mips/mips.md (type, hazard, *movdi_32bit,
7925 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7926 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7927 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7928 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7929 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7931 (movcc): Change first xfer to multi.
7932 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7933 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7934 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7935 config/mips/generic.md: Change reservations using "xfer" to use
7937 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7938 using match_operand.
7939 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7940 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7942 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7944 2007-03-22 Richard Henderson <rth@redhat.com>
7946 * config/i386/i386.c: Remove unnecessary function declarations.
7947 Move targetm definition, and all related macros, to the end of
7948 the file. Resort some functions to put definitions before uses.
7949 (ix86_attribute_table): Make static. Move to end of file.
7950 (ix86_gimplify_va_arg): Make static.
7952 2007-03-22 Richard Henderson <rth@redhat.com>
7954 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7955 don't increase local_regparm with force_align_arg_pointer check.
7956 (ix86_function_sseregparm): Assert 32-bit.
7957 (type_has_variadic_args_p): New.
7958 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7959 type_has_variadic_args_p.
7960 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7961 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7962 use memset instead. Do maybe_vaarg check first; skip attribute
7963 tests if true; skip attribute tests for 64-bit.
7964 (construct_container): Remove TARGET_DEBUG_ARG.
7965 (function_arg_advance_32, function_arg_advance_64): Split out ...
7966 (function_arg_advance): ... from here.
7967 (function_arg_32, function_arg_64): Split out ...
7968 (function_arg): ... from here.
7969 (ix86_pass_by_reference): Tidy.
7970 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7971 (function_value_32): New, from parts of ix86_function_value
7972 and ix86_value_regno.
7973 (function_value_64): New, from parts of ix86_function_value
7974 and ix86_libcall_value.
7975 (ix86_function_value_1): New.
7976 (ix86_function_value, ix86_libcall_value): Use it.
7977 (return_in_memory_32, return_in_memory_64): Split out ...
7978 (ix86_return_in_memory): ... from here.
7979 (ix86_struct_value_rtx): Skip for 64-bit.
7980 (ix86_libcall_value, ix86_value_regno): Remove.
7981 (setup_incoming_varargs_64): Split out ...
7982 (ix86_setup_incoming_varargs): ... from here.
7983 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7984 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7985 * config/i386/i386-protos.h (ix86_function_value): Remove.
7986 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7988 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7991 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7992 infinities not supported, otherwise emit warning if -Woverflow. On
7993 underflow, emit warning if -Woverflow.
7994 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7996 * real.h (real_from_string): Update declaration
7998 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7999 Richard Henderson <rth@redhat.com>
8001 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8002 * calls.c (compute_argument_block_size, expand_call,
8003 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8004 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8005 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8006 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8007 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8008 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8009 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8010 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8013 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8015 * c-incpath.c (add_sysroot_to_chain): New.
8016 (merge_include_chains): Add sysroot argument. Call
8017 add_sysroot_to_chain if sysrooted.
8018 (register_include_chains): Update call to merge_include_chains.
8019 * doc/cppopts.texi: Document use of '=' in include directory
8022 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8024 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8025 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8026 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8027 insn pattern using X87MODEF12 mode macro.
8029 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8031 * regmove.c (regmove_optimize): Use reg_mentioned_p
8032 instead of reg_overlap_mentioned_p for DST.
8034 2007-03-21 Mike Stump <mrs@apple.com>
8036 * c.opt: Fixup for Objective-C/C++.
8038 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8040 * explow.c (convert_memory_address): Fold memory reference when
8041 POINTERS_EXTEND_UNSIGNED < 0
8043 2007-03-21 Richard Henderson <rth@redhat.com>
8046 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8047 * config/i386/mmintrin.h (__m64): Likewise.
8048 * config/i386/xmmintrin.h (__m128): Likewise.
8050 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8052 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8053 (VXWORKS_OS_CPP_BUILTINS): Define.
8054 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8055 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8057 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8059 * rtl.h (constant_pool_reference_p): Delete.
8060 (find_constant_src): Declare.
8061 * rtlanal.c (find_constant_src): New function.
8062 * simplify-rtx.c (constant_pool_reference_p): Delete.
8063 * config/i386/i386.md: Use find_constant_src instead of
8064 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8066 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8068 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8069 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8071 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8073 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8074 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8075 (arm_elf_asm_constructor): Use it.
8076 (arm_elf_asm_destructor): New function.
8078 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8080 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8082 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8084 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8086 2007-03-19 Andrew Haley <aph@redhat.com>
8088 PR tree-optimization/31264
8089 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8092 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8094 PR rtl-optimization/30907
8095 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8096 (fwprop_init): Always call loop_optimizer_initialize.
8097 (fwprop_done): Always call loop_optimizer_finalize.
8098 (fwprop): We always have loop info now.
8099 (gate_fwprop_addr): Remove.
8100 (pass_fwprop_addr): Use gate_fwprop as gate.
8102 PR rtl-optimization/30841
8103 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8104 df_chain_alloc): Call df_reorganize_refs unconditionally.
8105 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8106 refs_organized to refs_organized_size.
8107 (df_ref_create_structure): Use refs_organized_size instead of
8108 bitmap_size if refs had been organized, and keep refs_organized_size
8110 * df.h (struct df_ref_info): Change refs_organized to
8111 refs_organized_size.
8112 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8115 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8117 * except.c (output_function_exception_table): Do not reference the
8118 EH personality routine for functions that do not require an
8121 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8124 * c-typeck.c (convert_for_assignment): Call comptypes for
8125 RECORD_TYPE or UNION_TYPE.
8128 * reload1.c (reload): Do invalid ASM checking after
8129 cleanup_subreg_operands.
8131 2007-03-19 Jeff Law <law@redhat.com>
8133 * tree-cfg.c (find_taken_edge): Tighten conditions for
8134 optimizing computed gotos.
8136 2007-03-19 Michael Matz <matz@suse.de>
8138 * builtins.c (expand_builtin_sync_operation,
8139 expand_builtin_compare_and_swap,
8140 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8143 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8144 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8147 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8149 * doc/tm.texi: Add brackets around the return type of
8150 TARGET_SECONDARY_RELOAD.
8152 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8153 Richard Guenther <rguenther@suse.de>
8155 PR tree-optimization/31254
8156 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8157 Use handled_component_p () where appropriate. Continue
8158 propagating into the rhs if we propagated into an INDIRECT_REF
8161 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8163 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8164 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8165 (xde, xdee): Mode attributes adjusted to support DFP modes.
8166 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8167 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8168 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8169 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8170 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8171 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8172 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8174 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8175 "movsf"): Insn definitions removed.
8176 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8177 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8178 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8180 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8181 "reload_in<mode>", "reload_out<mode>"): Expander added.
8182 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8185 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8187 * config/s390/s390.md: Only non-functional changes. Renamed
8188 FPR mode macro to BFP all over the file.
8190 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8192 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8193 (op_type attribute): RRF instruction type added.
8194 (fT0): New mode attribute.
8195 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8196 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8197 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8198 no secondary memory is needed when moving DFmode values between GPRs
8201 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8203 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8204 inverted and documentation adjusted.
8205 ("mhard-dfp", "msoft-dfp"): New options.
8206 * config/s390/s390.c (s390_handle_arch_option): New architecture
8208 (override_options): Sanity checks for the new options added.
8209 * config.gcc: New architecture switch: z9-ec.
8210 * config/s390/s390.h (processor_flags): PF_DFP added.
8211 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8212 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8213 when the bit is NOT set so remove it from the defaults.
8215 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8217 * genemit.c (main): Print include statement for dfp.h.
8218 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8221 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8223 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8225 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8228 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8231 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8233 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8234 attr_length_call, output_call, output_indirect_call): Cleanup
8235 formatting of targetm calls.
8237 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8239 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8241 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8243 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8244 reservation, bypass and anti-bypass descriptions for these instructions.
8245 Update move patterns.
8246 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8249 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8251 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8252 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8253 (get_initial_def_for_reduction): Likewise.
8255 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8257 Fix PR tree-optimization/29922
8258 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8259 (get_representative): Removed.
8260 (value_dies_in_block_x): Update for rvuse removal.
8261 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8262 (compute_antic_aux): Handle when PHI nodes appear in
8263 non-single-successors.
8264 (dump_bitmap_of_names): Removed.
8265 (compute_antic_safe): Renamed and removed rvuse calculation.
8266 Calculate only antic safe.
8267 (insert_into_preds_of_block): Remove assert.
8268 (execute_pre): Update for renamed functions.
8269 (defer_or_phi_translate_block): New function.
8271 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8273 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8274 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8276 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8277 Follow spelling conventions.
8279 * tree-data-ref.h: Remove the prototype for analyze_array.
8281 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8283 PR tree-optimization/31041
8284 * tree-vect-transform.c (get_initial_def_for_induction): Call
8285 force_gimple_operand.
8287 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8289 * ipa-type-escape.c (look_for_casts) : Revert code to use
8290 handled_component_p due to ada test a-numaux.adb.
8292 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8294 * final.c (final_scan_insn): Alter the condition of a
8295 conditional trap if we have nonstandard CC.
8297 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8299 * configure.ac: Remove excess quoting from asm line 0 test.
8300 * configure: Rebuilt.
8302 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8304 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8305 * c-common.c (convert_and_check): Move warning logic to...
8306 (warnings_for_convert_and_check): ...here. Define.
8307 * c-common.h (warnings_for_convert_and_check): Declare.
8309 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8311 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8312 (output_call): Likewise.
8314 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8316 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8318 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8320 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8322 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8324 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8325 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8327 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8329 PR tree-optimization/31183
8330 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8331 Use double_int instead of unsigned int for representing access_strides.
8332 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8334 2007-03-16 Richard Guenther <rguenther@suse.de>
8336 PR tree-optimization/31146
8337 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8338 to allow recursion of forward_propagate_addr_expr.
8339 (forward_propagate_addr_into_variable_array_index): Likewise.
8340 (forward_propagate_addr_expr): Likewise.
8341 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8342 (forward_propagate_addr_expr_1): Recurse on simple copies
8343 instead of propagating into them. Do so for useless conversions
8345 (forward_propagate_addr_expr): Clean up unused statements after
8348 2007-03-16 Richard Guenther <rguenther@suse.de>
8350 * builtins.c (expand_builtin_cexpi): Use the right argument
8351 for the expansion via cexp.
8353 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8355 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8356 * configure: Rebuilt.
8358 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8361 * dwarf2out.c (force_type_die): Adjust comment.
8362 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8364 2007-03-15 DJ Delorie <dj@redhat.com>
8366 * config/frv/predicates.md (minmax_operator): Don't check operands
8369 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8371 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8372 Update constant estimates of number of iterations.
8373 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8374 argument renamed to "realistic".
8375 (compute_estimated_nb_iterations): Removed.
8376 (record_niter_bound): New function.
8377 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8378 call record_nonwrapping_iv with upper = false.
8379 (infer_loop_bounds_from_signedness): Pass upper argument to
8380 record_nonwrapping_iv.
8381 (estimate_numbers_of_iterations_loop): Do not call
8382 compute_estimated_nb_iterations. Record estimate based on profile
8383 information. Initialize the constant estimates of number of
8385 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8387 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8388 number of iterations is too small.
8389 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8390 (EST_NOT_AVAILABLE): Removed.
8391 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8392 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8395 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8397 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8398 Handle NE_EXPR guards.
8400 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8403 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8404 Set also -pedantic-errors by default for the preprocessor unless
8405 -fpermissive is given.
8407 2007-03-15 Richard Guenther <rguenther@suse.de>
8411 * builtins.c (expand_builtin_cexpi): As a fallback if we
8412 don't have builtins for sincos or cexp create a function
8413 declaration for cexp and expand to a call to that.
8414 (expand_builtin_int_roundingfn): Always fall
8415 back to floor/ceil and its variants even if they may be
8418 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8421 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8422 jump tables, move the call to delete_dead_jumptables from here...
8423 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8424 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8425 don't allow merging of blocks that try_redirect_by_replacing_jump
8426 also does not handle when not optimizing.
8428 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8429 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8431 * config/i386/i386.md (x86_sahf_1): Correctly handle
8434 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8437 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8438 x86_64_general_operand as operand[2] predicate. Remove "iF"
8439 from operand constraints and use "e" constraint instead.
8440 (*subti3_1, *subti3_1 splitter): Ditto.
8441 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8442 operand[1] predicate.
8444 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8446 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8447 arrays, multiply the access strides by the size of the sub-array.
8448 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8450 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8452 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8453 the configured assembler supports the sahf mnemonic.
8454 * configure: Regenerate.
8455 * config.in: Regenerate.
8457 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8458 emit "sahf" or ".byte\t0x9e" as asm template.
8460 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8463 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8464 option to replace hard coded TARGET_xxx in md file.
8465 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8466 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8467 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8468 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8469 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8470 (X86_TUNE_NOT_VECTORMODE): Ditto.
8471 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8472 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8473 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8474 (TUNE_SLOW_IMUL_IMM8): Ditto.
8475 (TUNE_MOVE_M1_VIA_OR): Ditto.
8476 (TUNE_NOT_UNPAIRABLE): Ditto.
8477 (TUNE_NOT_VECTORMODE): Ditto.
8479 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8482 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8483 tuning options instead of hard coded TARGET_xxx.
8484 (fix ssemode peephole2's): Ditto.
8485 (imul peephole2's): Ditto.
8487 (movdi_or_rex64): Ditto.
8488 (move peephole2): Ditto.
8489 (not peephole2's): Ditto.
8491 2007-03-14 Dirk Mueller <dmueller@suse.de>
8493 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8494 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8495 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8497 * c-parser.c (c_parser_do_statement): Warn about empty body in
8499 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8500 * doc/invoke.texi (-Wempty-body): Update documentation.
8502 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8505 * c-common.h (warn_for_div_by_zero): Declare.
8506 * c-common.c (warn_for_div_by_zero): Define.
8507 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8510 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8512 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8513 to PREFIX and STANDARD_PREFIX.
8515 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8516 Phil Edwards <phil@codesourcery.com>
8518 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8519 (__gthread_once_t): Remove busy field for RTPs.
8520 (__GTHREAD_ONCE_INIT): Update accordingly.
8522 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8524 * doc/invoke.texi: Document VxWorks options.
8526 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8528 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8530 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8532 PR tree-optimization/30590
8533 * tree-nrv.c (tree_nrv): Check for the partial update of the
8536 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8538 * flags.h (flag_random_seed): Remove declaration, in favor of...
8539 * toplev.h (get_random_seed, set_random_seed): ... these.
8540 * tree.c (get_file_function_name): Use the former.
8541 * opts.c (common_handle_option): Use the latter.
8544 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8547 * cse.c (cse_find_path): Do not bail out if a basic block that
8548 we already visited now becomes part of a path that starts at a
8549 different basic block. Just disallow this, to make sure we
8550 visit each basic block at most once.
8552 2007-03-13 Jan Hubicka <jh@suse.cz>
8554 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8555 when profile esitmate is present, calls with very low frequency are
8558 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8560 PR tree-optimization/30730
8561 PR tree-optimization/26900
8562 * tree-ssa-loop-niter.c: Include gmp.h.
8564 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8565 split_to_var_and_offset, determine_value_range,
8566 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8567 bound_difference, bounds_add, bounds_negate,
8568 number_of_iterations_ne_max, dump_affine_iv): New functions.
8569 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8570 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8571 difference of initial and final value of control iv to validate
8573 (number_of_iterations_cond): Add loop parameter. Determine bounds
8574 on the difference of the extremes of the control iv. Add dumps.
8575 (expand_simple_operations): Handle phi nodes.
8576 (simplify_using_initial_conditions): Do not record used conditions.
8577 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8578 Do not set additional_info.
8579 (implies_nonnegative_p, implies_ge_p): Removed.
8580 (derive_constant_upper_bound): Do not use parameter `additional'.
8581 (record_estimate): Parameter `additional' removed. Parameter
8582 `i_bound' added. Do not call derive_constant_upper_bound.
8583 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8584 bound the number of iterations estimate.
8585 (estimate_numbers_of_iterations_loop): Pass the estimate from
8586 the number of iterations analysis to record_estimate.
8587 * tree.h (multiple_of_p): Declare.
8588 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8589 (scev_const_prop): Do not check expression_expensive_p.
8590 * fold-const.c (multiple_of_p): Exported.
8591 * double-int.c (double_int_mask): Exported.
8592 * double-int.h (double_int_mask): Declare.
8593 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8594 field. Added max field.
8596 2007-03-13 David Taylor <taylor@candd.org>
8599 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8602 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8605 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8606 two unamed patterns.
8608 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8610 * config/i386/i386.opt (mcx16, msahf): New options.
8611 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8612 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8614 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8615 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8616 Output -mcx16 and -msahf options when corresponding bit is set.
8618 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8621 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8623 * configure.ac: Test for assembler tolerance to # 0 "".
8624 * configure, config.in: Rebuilt.
8625 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8627 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8629 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8631 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8632 (handle_syscall): Handle direct system calls.
8633 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8635 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8637 * doc/invoke.texi: Fix cpp.info cross-reference.
8638 * doc/passes.texi: Fix gcc.info cross-reference.
8640 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8642 PR tree-optimization/30835
8643 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8644 bb_for_stmt is not NULL before accessing it.
8646 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8648 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8651 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8654 * doc/install.texi: Document --enable-stage1-languages
8656 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8658 * tree-pass.h (pass_into_cfg_layout_mode,
8659 pass_outof_cfg_layout_mode): Declare.
8660 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8661 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8662 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8663 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8665 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8667 * c-decl.c (warn_variable_length_array): New function.
8668 Refactored from grokdeclarator to handle warn_vla
8669 and handle unnamed array case.
8670 (grokdeclarator): Refactored VLA warning case.
8671 * c.opt (Wvla): New flag.
8672 * doc/invoke.texi (Wvla): New warning.
8674 2007-03-12 Richard Henderson <rth@redhat.com>
8676 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8677 (TARGET_SECTION_TYPE_FLAGS): New.
8679 2007-03-12 Richard Henderson <rth@redhat.com>
8681 * config/darwin.c (machopic_reloc_rw_mask): New.
8682 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8683 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8685 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8687 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8688 * cppdefault.h (cpp_PREFIX): Document.
8689 (cpp_PREFIX_len): Likewise.
8690 (cpp_EXEC_PREFIX): New variable.
8691 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8692 * c-incpath.c (add_standard_paths): Correct logic for relocating
8693 paths within prefix.
8695 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8697 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8698 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8700 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8701 fix_truncdfdi_sse using SSEMODEF mode macro.
8702 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8703 fix_truncdfsi_sse using SSEMODEF mode macro.
8704 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8705 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8707 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8709 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8712 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8714 * tree.h : Add multiple_of_p declaration.
8715 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8716 * ipa-type-escape.c (results_of_malloc): Redundant.
8717 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8718 (cast_type): Extended with new members.
8719 (check_cast): Returns cast_type.
8720 (cast): New structure for data of walk_use_def_chains.
8721 (is_malloc_result, is_cast_from_non_pointer_1,
8722 is_cast_from_non_pointer,
8723 is_array_access_through_pointer_and_index): New functions.
8724 (look_for_casts): Returns cast types.
8725 (check_call): Returns void.
8726 (okay_pointer_operation): Use support of pointer plus index,
8727 pointer plus constant and allow all multiplications.
8729 2007-03-11 Richard Guenther <rguenther@suse.de>
8731 PR tree-optimization/31115
8732 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8733 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8734 A shift count of zero is not special as with *_DIV_EXPR.
8735 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8738 2007-03-11 Ian Lance Taylor <iant@google.com>
8740 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8741 the *_DIV_EXPR codes correctly with overflow infinities.
8743 2007-03-11 Ira Rosen <irar@il.ibm.com>
8745 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8746 indicate success/failure of the analysis. Add negation to subtrahend
8747 in case of subtraction. Fail if both operands contain constants.
8748 (create_data_ref): Fail if analyze_offset fails.
8750 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8752 * config/i386/i386.md (frndintxf2): Rename to ...
8753 (rintxf2): ... this. Remove expander having same name.
8754 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8755 (roundsf2, rounddf2): Ditto.
8756 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8757 (lround<mode>di2, lround<mode>si2): Ditto.
8759 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8761 * lower-subreg.c: Include except.h.
8762 (decompose_multiword_subregs): Verify that the only control flow
8763 insns we can split are loads to multi-words pseudos.
8764 Handle breaking such blocks after splitting, instead of calling
8765 find_many_sub_basic_blocks.
8767 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8768 on the new basic block. Add a lengthy comment explaining why we
8769 thought this was necessary.
8770 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8772 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8775 * tree.c (walk_type_fields): Recurse into the element type of
8776 ARRAY_TYPEs if there is a pointer set.
8778 2007-03-10 Dirk Mueller <dmueller@suse.de>
8780 * c-common.c (warn_logical_operator): Fix condition.
8782 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8784 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8786 * config/darwin.c (machopic_select_section): Remove superfluous
8787 argument in call to categorize_decl_for_section. Remove unused
8790 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8792 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8794 * configure: Regenerate.
8796 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8799 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8800 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8801 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8802 Add LABEL_NUSES to emitted label.
8803 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8804 branch probability value to emitted jump insn.
8805 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8806 Do not check life information and do not re-arrange input operands
8807 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8809 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8811 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8812 the change of decode_asm_operands.
8814 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8816 * mode-switching.c (create_pre_exit): Skip blockage insn.
8818 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8820 * tree-pass.h (TODO_update_smt_usage): Remove.
8822 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8826 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8828 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8829 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8830 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8833 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8835 * gcc.c: Document %{, in big comment at top.
8836 (input_suffix_matches): Remove special handling for .s and
8838 (input_spec_matches): New.
8839 (handle_braces): Handle %{,.
8840 (validate_switches): ',' indicates a value which is not a switch.
8841 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8842 to detect assembler input.
8843 * config/i386/sol2.h (CPP_SPEC): Likewise.
8844 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8845 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8846 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8847 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8848 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8849 -m64 causes deployment target to default to 10.5.
8850 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8852 2007-03-09 Richard Henderson <rth@redhat.com>
8855 * target.h (targetm.asm.out.reloc_rw_mask): New.
8856 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8857 (TARGET_ASM_OUT): Use it.
8858 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8859 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8860 use the new reloc_rw_mask target hook instead.
8861 (default_section_type_flags_1): Merge into...
8862 (default_section_type_flags): ... here.
8863 (decl_readonly_section_1): Merge into...
8864 (decl_readonly_section): ... here.
8865 (default_elf_select_section_1): Merge into...
8866 (default_elf_select_section): ... here.
8867 (default_unique_section_1): Merge into...
8868 (default_unique_section): ... here.
8869 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8870 (default_select_rtx_section): Use it.
8871 (default_elf_select_rtx_section): Likewise.
8872 * output.h: Update to match.
8873 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8874 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8875 (TARGET_ASM_RELOC_RW_MASK): New.
8876 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8877 to categorize_decl_for_section.
8878 (x86_64_elf_unique_section): Likewise.
8879 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8880 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8881 (TARGET_ASM_RELOC_RW_MASK): New.
8882 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8883 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8884 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8885 (TARGET_RWRELOC): Remove.
8886 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8887 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8888 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8889 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8890 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8891 (rs6000_xcoff_select_section): Use decl_readonly_section.
8892 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8893 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8894 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8895 (TARGET_SECTION_TYPE_FLAGS): Remove.
8896 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8898 2007-03-09 Roger Sayle <roger@eyesopen.com>
8900 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8901 complex constant equality/inequality comparisons for here.
8902 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8903 known at compile-time or can be simplified to a scalar comparison.
8904 (fold_relational_const): Move compile-time evaluation of complex
8905 constant equality/inequality comparisons to here.
8907 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8909 PR rtl-optimization/30643
8910 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8912 (fold_rtx): Recurse, like before 2006-11-03.
8914 2007-03-09 DJ Delorie <dj@redhat.com>
8916 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8919 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8921 PR tree-optimization/30375
8922 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8923 LHS of statements is not the same.
8924 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8926 2007-03-09 Chao-ying Fu <fu@mips.com>
8928 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8930 * doc/invoke.texi (-mdspr2): Document new option.
8931 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8932 New unspec for DSP REV 2.
8933 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8934 these instructions are extended in DSP REV 2.
8935 (mips-dspr2.md): Include.
8936 * config/mips/mips.opt (mdspr2): New option.
8937 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8938 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8939 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8940 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8941 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8942 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8943 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8945 (bdesc_map): Add one field of unsupported_target_flags.
8946 (bdesc_arrays): Update entries to have extra fields. Add
8948 (mips_init_builtins): Initialize new function types.
8949 Check unsupported_target_fileds to filter out builtins.
8950 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8952 (ASM_SPEC): Pass mdspr2 to the assembler.
8953 * config/mips/mips-dspr2.md: New file.
8955 2007-03-09 Sa Liu <saliu@de.ibm.com>
8957 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8959 2007-03-09 Ian Lance Taylor <iant@google.com>
8961 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8962 argument) like -Wstrict-overflow=2.
8963 * doc/invoke.texi (Warning Options): Update documentation.
8965 2007-03-09 Dirk Mueller <dmueller@suse.de>
8968 * doc/invoke.texi (-Wlogical-op): Document.
8969 * common.opt (-Wlogical-op): New.
8970 * c-common.h (warn_logical_operator): Declare.
8971 * c-common.c (warn_logical_operator): Define.
8972 * c-typeck.c (parser_build_binary_op): Call
8973 warn_logical_operator.
8975 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8977 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8978 * final.c (final_scan_insn): Test for non-"" file name.
8980 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8982 * doc/loop.texi: Document the Omega linear constraints solver.
8983 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8984 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8985 omega-hash-table-size, omega-max-keys, and
8986 omega-eliminate-redundant-constraints.
8987 * tree-pass.h (pass_check_data_deps): Declared.
8990 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8991 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8992 pass_check_data_deps): New.
8993 * tree-data-ref.c (init_data_ref): Remove declaration.
8994 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8995 (analyze_array): Renamed init_array_ref, move up initializations.
8996 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8997 Removed arguments that are set to NULL.
8998 (analyze_indirect_ref): Correct indentation, correct call to
9000 (object_analysis): Call init_array_ref instead of analyze_array.
9001 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9002 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9003 of DR_ACCESS_FNS_ADDR.
9004 (init_omega_eq_with_af, omega_extract_distance_vectors,
9005 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9006 ddr_consistent_p): New.
9007 (compute_affine_dependence): Check consistency of ddrs when
9008 flag_check_data_deps is passed.
9009 (analyze_all_data_dependences): Uncomment.
9010 (tree_check_data_deps): New.
9011 * tree-data-ref.h: Include omega.h.
9012 (DR_ACCESS_FNS_ADDR): Removed.
9013 (data_dependence_relation): Add inner_loop.
9014 (DDR_INNER_LOOP): New.
9015 * common.opt (fcheck-data-deps): New.
9016 * tree-flow.h (tree_check_data_deps): Declare.
9017 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9018 (OBJS-common): Depend on omega.o.
9020 * passes.c (pass_check_data_deps): Scheduled.
9021 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9022 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9023 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9024 PARAM_VECT_MAX_VERSION_CHECKS,
9025 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9027 2007-03-09 Richard Guenther <rguenther@suse.de>
9029 PR tree-optimization/30904
9031 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9032 the same way as *_DIV_EXPR.
9034 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9036 * recog.c (decode_asm_operands): No mixed declarations and code.
9038 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9040 * rtl.def (ASM_INPUT): Add location.
9041 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9042 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9043 (decode_asm_operands): Add loc operand.
9044 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9045 * stmt.c (expand_asm): Rename to...
9046 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9047 gen_rtx_ASM_INPUT_loc.
9048 (expand_asm_expr): Adjust.
9049 * recog.c (decode_asm_operands): Add loc operand.
9050 (check_asm_operands, extract_insn): Adjust.
9051 * reload1.c (maybe_fix_stack_asms): Likewise.
9052 * final.c (asm_insn_count): Likewise.
9053 (final_scan_insn): Output # line before and after asm.
9055 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9057 * tree-ssa-structalias.c (variable_info): Remove
9059 (new_var_info): Ditto.
9060 (shared_bitmap_info_t): New structure.
9061 (shared_bitmap_table): New variable.
9062 (shared_bitmap_hash): New function.
9063 (shared_bitmap_eq): Ditto
9064 (shared_bitmap_lookup): Ditto.
9065 (shared_bitmap_add): Ditto.
9066 (merge_smts_into): Change to take bitmap directly.
9067 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9068 (init_alias_vars): Init shared bitmap hashtable.
9069 (delete_points_to_sets): Delete shared bitmap hashtable.
9070 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9071 is_aliased removal as a change that was still necessary was
9074 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9076 * config/i386/i386.h (override_options): Conditionally disable
9077 x86_sahf for 64bit targets only.
9079 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9082 * c-decl.c (merge_decls): Don't call make_var_volatile.
9083 * varasm.c (make_var_volatile): Remove.
9084 * output.h (make_var_volatile): Remove.
9086 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9088 PR tree-optimization/31085
9089 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9091 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9093 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9094 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9095 ATTR_CONST_NOTHROW_LIST.
9097 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9100 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9102 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9104 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9107 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9109 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9110 passed, use shared libgcc.
9112 2007-03-08 Roger Sayle <roger@eyesopen.com>
9114 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9115 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9116 (honor_protect_cleanup_actions, lower_try_finally_switch):
9118 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9119 ifc_temp_var): Likewise.
9120 * tree-inline.c (setup_one_parameter): Likewise.
9121 * tree-mudflap.c (mf_decl_cache_locals,
9122 mf_build_check_statement_for): Likewise.
9123 * tree-nested.c (init_tmp_var, save_tmp_var,
9124 finalize_nesting_tree_1): Likewise.
9125 * tree-outof-ssa.c (insert_copy_on_edge,
9126 insert_backedge_copies): Likewise.
9127 * tree-profile.c (tree_gen_edge_profiler,
9128 tree_gen_ic_profiler): Likewise.
9129 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9130 * tree-sra.c (sra_build_assignment): Likewise.
9131 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9132 * tree-ssa-math-opts.c (insert_reciprocals,
9133 execute_cse_sincos_1): Likewise.
9134 * tree-tailcall.c (adjust_accumulator_values,
9135 adjust_return_value): Likewise.
9136 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9137 * tree-vect-transform.c (vect_create_data_ref_ptr,
9138 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9139 vect_create_epilog_for_reduction, vectorizable_reduction,
9140 vectorizable_call, vectorizable_conversion,
9141 vectorizable_assignment, vectorizable_operation,
9142 vectorizable_type_demotion, vect_gen_widened_results_half,
9143 vect_permute_store_chain, vectorizable_store,
9144 vect_setup_realignment, vect_permute_load_chain,
9145 vectorizable_load, vectorizable_condition,
9146 vect_create_cond_for_align_checks): Likewise.
9147 * tree-vrp.c (build_assert_expr_for): Likewise.
9149 2007-03-08 Ian Lance Taylor <iant@google.com>
9151 * tree-vrp.c: Include "intl.h".
9152 (usable_range_p): New static function.
9153 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9154 overflowed values, juts set *strict_overflow_p.
9155 (compare_values): Only return -2 if one of the operands is not a
9157 (compare_ranges): Call usable_range_p.
9158 (compare_range_with_value): Likewise.
9159 (vrp_evaluate_conditional_warnv): Rename from
9160 vrp_evaluate_conditional. Make static. Change all callers.
9161 (vrp_evaluate_conditional): New function.
9162 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9164 (simplify_abs_using_ranges): Likewise.
9165 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9166 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9167 within_stmt parameter.
9168 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9169 vrp_evaluate_conditional.
9170 * tree-ssa-threadedge.c
9171 (record_temporary_equivalences_from_stmts_at_dest): Change
9172 simplify parameter to take a second tree parameter.
9173 (simplify_control_stmt_condition): Likewise.
9174 (thread_across_edge): Likewise.
9175 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9176 (thread_across_edge): Likewise.
9177 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9179 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9181 * config/i386/i386.h (TARGET_SAHF): New define.
9182 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9183 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9184 (x86_sahf): New global variable.
9185 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9186 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9187 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9188 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9190 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9191 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9192 when expanding fcomi/sahf based tests.
9193 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9194 expanding sahf based alternative. Emit sahf based sequence when
9195 optimizing for code size.
9196 * config/i386/i386.md (x86_sahf_1): Do not disable for
9197 TARGET_64BIT, enable for TARGET_SAHF.
9199 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9201 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9202 spurious whitespace from error message.
9204 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9207 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9209 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9211 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9213 * tree-sra.c (instantiate_element): Propagate disabled warnings
9214 from the element itself to the created variable.
9216 2007-03-07 Richard Henderson <rth@redhat.com>
9219 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9220 silently fix up the stack in the case of a missing register.
9222 2007-03-07 Paul Brook <paul@codesourcery.com>
9224 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9226 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9228 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9230 (phase1_vrs): Use them.
9231 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9232 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9233 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9234 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9235 __gnu_Unwind_Restore_WMMXC if required.
9236 (_Unwind_VRS_Pop): Implement iWMMXt support.
9237 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9238 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9239 gnu_Unwind_Save_WMMXC): Define.
9241 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9243 * config/vxworks.h (vxworks_override_options): Declare.
9244 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9245 * config/vxworks.c: Include target.h and toplev.h.
9246 (vxworks_override_options): New function.
9247 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9249 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9251 * config/s390/s390.c (override_options): Don't emit an error when
9252 -mstack-size is used without providing -mstack-guard.
9253 (s390_emit_prologue): Choose stack_guard value automatically if not
9254 provided via command line.
9255 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9257 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9259 * config/i386/i386.c (output_set_got): Add a GOT initialization
9260 sequence for VxWorks PIC.
9261 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9262 around labels as well as symbols. Use gotoff_operand instead
9263 of local_symbolic_operand.
9264 (legitimize_pic_address): Use gotoff_operand instead of
9265 local_symbolic_operand. Use @GOT accesses for labels as
9267 (ix86_output_addr_diff_elt): Use PC-relative rather than
9268 GP-relative offsets for VxWorks PIC.
9269 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9270 no_new_pseudos. Check whether the returned register is op0.
9271 * config/i386/i386.md (tablejump): Use PC-relative rather than
9272 GP-relative offsets for VxWorks PIC.
9273 * config/i386/predicates.md (gotoff_operand): New predicate.
9275 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9277 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9279 * config/vxworks-dummy.h: New file.
9280 * config/i386/i386.h: Include it.
9282 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9284 * dwarf2out.c (is_inlined_entry_point): New
9285 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9286 DW_AT_ranges if the first subblock is the entry point.
9288 2007-03-06 David Daney <ddaney@avtrex.com>
9290 * doc/install.texi (mips-*-*): Change recommended binutils
9293 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9295 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9296 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9298 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9299 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9301 2007-03-06 Jan Hubicka <jh@suse.cz>
9303 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9304 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9306 (probably_cold_bb_p): Cold functions are cold.
9307 (probably_never_executed_bb_p): Cold functions are cold.
9308 (tree_bb_level_predictions): Predict calls to cold functions as not
9310 (compute_function_frequency): Check hot/cold attributes.
9311 * function.h (function_frequency): Update comments.
9312 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9313 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9314 (c_common_att): Add cold and hot.
9316 * doc/extend.texi (hot,cold attributes): Document.
9318 2007-03-06 Andrew Haley <aph@redhat.com>
9320 * function.c (expand_function_end): Move blockage to just after we
9321 emit the label for the naked return from the function.
9323 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9325 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9328 2007-03-06 Jan Hubicka <jh@suse.cz>
9330 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9331 loaded for constant large models. Non-large 64bit PIC can do.
9332 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9333 * cmodel.h: Add LARGE PIC.
9334 * i386.md (UNSPEC_PLTOFF): New.
9335 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9337 (*call_1_rex64): Disable for large models.
9338 (*call_1_rex64_large): New.
9339 (*call_value_1_rex64): Disable for large models.
9340 (*call_value_1_rex64_large): New.
9341 (set_rip_rex4): New.
9342 (set_got_offset_rex64): New.
9343 * predicates.md (constant_call_address_operand): For large model
9344 constant calls are not possible.
9345 * i386-protos.h (construct_plt_address): Declare.
9346 * i386.c (override_options): Accept large models.
9347 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9348 (legitimate_constant_p): Add new UNSPECs.
9349 (legitimate_pic_operand_p): Likewise.
9350 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9351 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9353 (output_pic_addr_const): Add PLTOFF.
9354 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9355 (ix86_expand_move): Legitimize pic address when in PIC mode.
9356 (construct_plt_address): New function.
9357 (ix86_expand_call): Offload the address to register and use GOT pointer
9359 * invoke.texi (mcmodel=large): Update documentation.
9361 2007-03-06 Richard Henderson <rth@redhat.com>
9363 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9364 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9365 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9366 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9367 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9368 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9369 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9370 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9371 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9372 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9373 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9374 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9375 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9376 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9377 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9378 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9379 x86_schedule, x86_use_bt, x86_pad_returns,
9380 x86_use_xchgb): Merge into ...
9381 (ix86_tune_features): ... here. New array.
9382 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9383 x86_bswap): Merge into ...
9384 (ix86_arch_features): ... here. New array.
9385 (x86_3dnow_a): Remove.
9386 (x86_accumulate_outgoing_args): Make static.
9387 (x86_arch_always_fancy_math_387): Make static.
9388 (ix86_tune_mask, ix86_arch_mask): Move ...
9389 (override_options): ... to local variables here. Apply the
9390 appropriate mask to each element of ix86_arch_features and
9391 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9392 as were done in the old macros.
9393 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9394 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9395 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9396 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9397 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9398 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9399 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9400 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9401 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9402 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9403 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9404 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9405 x86_accumulate_outgoing_args, x86_prologue_using_move,
9406 x86_epilogue_using_move, x86_decompose_lea,
9407 x86_arch_always_fancy_math_387, x86_shift1,
9408 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9409 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9410 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9411 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9412 x86_use_incdec, x86_pad_returns, x86_bswap,
9413 x86_partial_flag_reg_stall): Remove.
9414 (enum ix86_tune_indices): New.
9415 (ix86_tune_features): New.
9416 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9417 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9418 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9419 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9420 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9421 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9422 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9423 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9424 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9425 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9426 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9427 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9428 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9429 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9430 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9431 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9432 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9433 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9434 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9435 TARGET_EXT_80387_CONSTANTS): Use it.
9436 (enum ix86_arch_indices): New.
9437 (ix86_arch_features): New.
9438 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9439 TARGET_BSWAP): Use it.
9440 (ix86_tune_mask, ix86_arch_mask): Remove.
9442 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9445 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9446 Define using $${sysroot_headers_suffix}.
9447 * configure: Regenerate.
9448 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9449 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9451 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9452 * gcc.c (print_sysroot_headers_suffix): New.
9453 (option_map): Include --print-sysroot-headers-suffix.
9454 (display_help): Mention -print-sysroot-headers-suffix.
9455 (process_command): Handle -print-sysroot-headers-suffix.
9456 (do_spec_1): Append multilib directory to include-fixed path if
9457 sysroot suffixes in use.
9458 (main): Handle -print-sysroot-headers-suffix.
9459 * Makefile.in (start.encap): Don't depend on xlimits.h
9460 (xlimits.h): Remove.
9461 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9462 limits.h for each multilib in fixinc_list.
9463 (fixinc_list, s-fixinc_list): New.
9464 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9465 generate them for each multilib in fixinc_list.
9466 (stmp-fixproto): Use include-fixed. Run fixproto for each
9467 multilib in fixinc_list.
9468 (mostlyclean): Don't remove xlimits.h.
9469 (clean): Remove include-fixed.
9470 (real-install-headers-tar, real-install-headers-cpio,
9471 real-install-headers-cp): Don't copy include, only include-fixed.
9472 (install-mkheaders): Depend on fixinc_list. Don't depend on
9473 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9474 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9475 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9477 2007-03-06 Jan Hubicka <jh@suse.cz>
9479 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9482 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9484 * configure.ac: Allow tm_file to contain build-directory files.
9485 * configure: Regenerate.
9486 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9487 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9488 * config/m68k/print-sysroot-suffix.sh: New file.
9490 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9492 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9493 of pic_offset_table_rtx if reload_completed.
9494 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9495 PIC_OFFSET_TABLE_REGNUM.
9496 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9498 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9499 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9501 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9503 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9504 functions that call eh_return.
9506 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9508 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9509 functions that need a constant pool.
9511 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9514 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9515 (m68k_preferred_reload_class): Likewise.
9516 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9517 (SECONDARY_RELOAD_CLASS): Define.
9518 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9519 (LIMIT_RELOAD_CLASS): Delete.
9520 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9521 registers from storing bytes.
9522 (m68k_secondary_reload_class): New function.
9523 (m68k_preferred_reload_class): Likewise.
9525 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9527 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9529 (m68k_expand_prologue): Likewise.
9531 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9533 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9534 (mips_expand_epilogue): Add a bool parameter.
9535 (m68k_legitimize_sibcall_address): Declare.
9536 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9537 (m68k_expand_epilogue): Add a parameter to select between sibling
9538 and normal epilogues. Only generate a return for the latter.
9539 (m68k_ok_for_sibcall_p): New function.
9540 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9541 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9542 (sibcall_value, *sibcall_value): Likewise.
9543 (*call, *call_value): Require !SIBLING_CALL_P.
9544 (epilogue): Update call to m68k_expand_epilogue.
9545 (sibcall_epilogue): New pattern.
9546 * config/m68k/predicates.md (const_call_operand): Say that this
9547 predicate applies to sibling calls too.
9548 (sibcall_operand): New predicate.
9550 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9552 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9553 alternatives as movsi_cf.
9554 (movsf_cf_hard): Add commentary.
9556 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9557 Richard Sandiford <richard@codesourcery.com>
9559 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9560 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9561 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9562 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9563 as being live on exit from an interrupt function.
9564 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9565 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9566 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9567 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9568 (m68k_interrupt_function_p): Globalize.
9569 (m68k_compute_frame_layout): Remove reverse mask code.
9570 (m68k_emit_movem, m68k_set_frame_related): New functions.
9571 (m68k_output_function_prologue): Delete in favor of...
9572 (m68k_expand_prologue): ...this new function.
9573 (m68k_output_function_epilogue): Delete in favor of...
9574 (m68k_expand_epilogue): ...this new function.
9575 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9577 (print_operand): Handle %?.
9578 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9579 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9580 (prologue, epilogue): New patterns.
9581 (return): Turn into a define_expand.
9582 (*return): New pattern, derived from old "return" pattern. Use rte
9583 rather than rts for interrupt functions. Only use rtd if the pop
9585 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9586 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9587 (link, *link, unlink, *unlink, load_got): Likewise.
9589 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9593 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9594 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9595 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9596 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9597 and m68k_matches_u_p.
9598 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9599 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9600 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9601 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9602 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9603 (REG_STRICT_P): New macro.
9604 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9605 PCREL_GENERAL_OPERAND_OK.
9606 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9607 m68k_legitimate_base_reg_p.
9608 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9609 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9610 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9611 * config/m68k/m68k.c (m68k_address): New structure.
9612 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9613 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9614 (m68k_jump_table_ref_p, m68k_decompose_address)
9615 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9616 (m68k_matches_u_p): New functions.
9617 (print_operand_address): Rewrite to use m68k_decompose_index.
9619 2007-03-05 David Taylor <dtaylor@emc.com>
9621 * gcc.c: Correct copyright date in --version output.
9623 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9625 * pa.md: In unamed move patterns, disparge copies between general
9626 and floating point registers using '?' modifier. Don't include 'f'
9627 constraint for register preferences in DImode, SImode, HImode and
9628 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9629 Remove constraints for copies between general and floating registers
9630 in soft-float DFmode pattern.
9631 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9635 2007-03-05 Mike Stump <mrs@apple.com>
9637 * c-common.c (targetcm): Add.
9638 * c-opts.c (c_common_handle_option): Handle language specific
9640 * opts.c (handle_option): Verify language for target options, if
9642 * opth-gen.awk: Add CL_LANG_ALL.
9643 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9644 (TARGETCM_INITIALIZER): Add.
9645 * target.h (struct gcc_targetcm): Add.
9647 * targhooks.c (default_handle_c_option): Add.
9648 * targhooks.h (default_handle_c_option): Add.
9649 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9651 * config/darwin.opt (iframework): Add.
9652 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9653 * config/darwin-c.c (handle_c_option): Add.
9654 (TARGET_HANDLE_C_OPTION): Add.
9656 * doc/invoke.texi (Darwin Options): Add -iframework.
9658 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9660 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9663 2007-03-05 Ian Lance Taylor <iant@google.com>
9665 * c.opt (fgnu89-inline): New option.
9666 * c-opts.c (c_common_post_options): Set default value for
9668 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9669 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9671 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9672 (grokdeclarator, start_function): Likewise.
9673 * c-cppbuiltin.c (c_cpp_builtins): Define either
9674 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9675 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9676 (C Dialect Options): Document -fgnu89-inline.
9677 * doc/extend.texi (Function Attributes): Explain what the
9678 gnu_inline attribute does.
9679 * doc/cpp.texi (Common Predefined Macros): Document
9680 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9682 2007-03-05 Ian Lance Taylor <iant@google.com>
9684 PR tree-optimization/31034
9685 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9686 half-range if the other side is an overflow infinity.
9688 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9690 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9691 (bfin*-linux-uclibc*): New configuration.
9692 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9694 * config/bfin/linux.h: New file.
9695 * config/bfin/libgcc-bfin.ver: New file.
9696 * config/bfin/t-bfin-uclinux: New file.
9697 * config/bfin/t-bfin-linux: New file.
9698 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9699 (TARGET_OS_CPP_BUILTINS): New macro.
9701 2007-03-05 Richard Guenther <rguenther@suse.de>
9703 * fold-const.c (fold_binary): Remove duplicate folding
9704 of comparison of non-null ADDR_EXPR against null.
9706 2007-03-05 Richard Guenther <rguenther@suse.de>
9707 Dorit Nuzman <dorit@il.ibm.com>
9709 PR tree-optimization/26420
9710 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9711 are no loops in the function. Only print the number of
9712 vectorized loops if it is greater than zero or we are supposed
9713 to print information about unvectorized loops.
9715 2007-03-05 Revital Eres <eres@il.ibm.com>
9717 * gcc.dg/var-expand1.c: New test.
9718 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9719 when an accumulator is expanded.
9721 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9724 * c-common.c (convert_and_check): Don't give warnings for
9725 conversion if 'expr' already overflowed.
9727 2007-03-04 Roger Sayle <roger@eyesopen.com>
9730 * fold-const.c (fold_comparison): Enforce type consistency when
9731 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9733 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9735 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9736 containing a cast to the base of TARGET_MEM_REF.
9738 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9740 * tree.c (tree_contains_struct_check_failed): Remove spurious
9741 whitespace from error message.
9743 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9746 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9747 instead of precision.
9749 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9750 Nathan Sidwell <nathan@codesourcery.com>
9752 * emit-rtl.c (find_auto_inc): New.
9753 (try_split): recreate REG_INC notes,
9754 Use regular for loops rather than whiles.
9756 2007-03-03 Andreas Schwab <schwab@suse.de>
9758 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9759 * configure: Regenerate.
9761 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9763 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9764 flag_rounding_math, not flag_unsafe_math_optimizations.
9766 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9768 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9769 alpha_fold_vector_minmax): Likewise.
9770 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9771 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9773 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9775 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9776 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9777 if the lhs has side-effects.
9778 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9780 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9782 * config/i386/i386.h (TUNEMASK): Remove define.
9783 (ARCHMASK): Remove define.
9784 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9785 Use ix86_arch_mask variable instead of ARCHMASK.
9786 * config/i386/i386.c (override_options): Ditto.
9787 (standard_80387_constant_p): Ditto.
9789 2007-03-02 Ian Lance Taylor <iant@google.com>
9791 Used signed infinities in VRP.
9792 * tree-vrp.c (uses_overflow_infinity): New static function.
9793 (supports_overflow_infinity): New static function.
9794 (make_overflow_infinity): New static function.
9795 (negative_overflow_infinity): New static function.
9796 (positive_overflow_infinity): New static function.
9797 (is_negative_overflow_infinity): New static function.
9798 (is_positive_overflow_infinity): New static function.
9799 (is_overflow_infinity): New static function.
9800 (overflow_infinity_range_p): New static function.
9801 (compare_values_warnv): New function split out of compare_values.
9802 (compare_value): Call it.
9803 (set_value_range_to_nonnegative): Add overflow_infinity
9804 parameter. Change caller.
9805 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9807 (vrp_expr_computes_nonzero): Likewise.
9808 (compare_ranges, compare_range_with_value): Likewise.
9809 (compare_name_with_value, compare_names): Likewise.
9810 (vrp_evaluate_conditional): Likewise.
9811 (set_value_range): Handle infinity
9812 (vrp_operand_equal_p, operand_less_p): Likewise.
9813 (extract_range_from_assert): Likewise.
9814 (vrp_int_const_binop): Likewise.
9815 (extract_range_from_binary_expr): Likewise.
9816 (extract_range_from_unary_expr): Likewise.
9817 (extract_range_from_comparison): Likewise.
9818 (extract_range_from_expr): Likewise.
9819 (dump_value_range): Likewise.
9820 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9821 (test_for_singularity): Likewise.
9822 (vrp_int_const_binop): Remove inline qualifier.
9823 (adjust_range_with_scev): Add comment.
9824 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9826 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9828 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9829 (get_constraint_for): Likewise.
9830 (do_structure_copy): Likewise.
9831 (find_func_aliases): Fix references to MODIFY_EXPR.
9832 (intra_create_variable_infos): Tidy.
9833 * tree-ssa-operands.c (add_virtual_operand): Add argument
9835 When adding members of alias sets, if IS_CALL_SITE is true and
9836 the symbol is not call-clobbered, skip it.
9839 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9841 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9842 entry by means of emit_insn_at_entry.
9844 2007-03-02 Richard Henderson <rth@redhat.com>
9846 * expr.h (promoted_input_arg): Remove decl.
9847 * function.c (promoted_input_arg): Merge into ...
9848 * combine.c (setup_incoming_promotions): ... only caller.
9849 Rearrange to avoid double loop.
9851 2007-03-02 Ben Elliston <bje@au.ibm.com>
9852 Peter Bergner <bergner@vnet.ibm.com>
9853 Janis Johnson <janis187@us.ibm.com>
9855 * config/rs6000/dfp.md: New file.
9856 * config/rs6000/rs6000.md: Include dfp.md.
9857 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9858 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9859 and TDmode decimal float modes in FP registers.
9860 (num_insns_constant): Likewise.
9861 (rs6000_legitimate_offset_address_p): Likewise.
9862 (rs6000_legitimize_address): Likewise.
9863 (rs6000_legitimize_reload_address): Likewise.
9864 (rs6000_legitimate_address): Likewise.
9865 (rs6000_emit_move): Likewise.
9866 (function_arg_boundary): Likewise.
9867 (function_arg_advance): Likewise.
9868 (rs6000_darwin64_record_arg_recurse): Likewise.
9869 (function_arg): Likewise.
9870 (rs6000_gimplify_va_arg): Likewise.
9871 (rs6000_split_multireg_move): Likewise.
9872 (rs6000_output_function_epilogue): Likewise.
9873 (rs6000_output_function_epilogue): Likewise.
9874 (rs6000_register_move_cost): Likewise.
9875 (rs6000_function_value): Likewise.
9876 (rs6000_libcall_value): Likewise.
9878 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9880 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9882 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9884 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9885 Use $MULTIDIR to choose between the kernel and RTP headers,
9886 and use $WIND_BASE and $WIND_USR to locate them.
9888 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9890 * config/i386/i386.c (override_options): Put initialization of
9891 ix86_tune_mask and ix86_arch_mask to the correct place.
9893 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9894 Michael Meissner <michael.meissner@amd.com>
9897 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9899 (TARGET_CMOVE): Use ARCHMASK.
9900 (TARGET_CMPXCHG): Ditto.
9901 (TARGET_CMPXCHG8B): Ditto.
9902 (TARGET_XADD): Ditto.
9903 (TARGET_BSWAP): Ditto.
9904 * config/i386/i386.c (ix86_tune_mask): New global variable.
9905 (ix86_arch_mask): Ditto.
9906 (override_options): Initialize ix86_tune_mask and
9907 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9910 2007-03-02 Ben Elliston <bje@au.ibm.com>
9913 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9915 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9917 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9918 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9919 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9920 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9922 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9923 rs6000_init_dwarf_reg_sizes_extra): New.
9924 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9925 SPE register high parts.
9927 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9929 * Makefile.in: Add install-pdf target as
9930 copied from automake v1.10 rules.
9931 * configure.ac: Add install-pdf to target list.
9932 * configure: Regenerate.
9934 2007-03-01 Paul Brook <paul@codesourcery.com>
9936 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9937 modes to LDRD for DImode.
9938 (output_move_double): Fixup out of range ldrd/strd.
9939 (vfp_secondary_reload_class): Rename...
9940 (coproc_secondary_reload_class): ... to this. Add wb argument.
9941 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9942 coproc_secondary_reload_class for CLASS_IWMMXT.
9943 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9944 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9946 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9948 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9949 factor by the estimated number of iterations.
9950 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9953 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9954 decode_caches_intel, detect_caches_intel): New functions.
9955 (host_detect_local_cpu): Use detect_caches_amd and
9956 detect_caches_intel.
9958 2007-03-01 Richard Henderson <rth@redhat.com>
9960 * expr.c (emit_move_complex_push): Export.
9961 (emit_move_complex_parts): Split out from ...
9962 (emit_move_complex): ... here.
9963 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9964 * config/i386/i386.md (movcdi): New.
9966 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9968 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9969 size of mode1 to check for tieable modes in MMX case.
9971 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9973 * Makefile.in (rtlanal.o): Depend on tree.h.
9974 * rtl.h (offset_within_section_p, split_const): Declare.
9975 * rtlanal.c: Include tree.h.
9976 (offset_within_block_p): New function, taken from
9977 mips_offset_within_object_p.
9978 (split_const): New function, taken from mips_split_const.
9979 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9981 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9982 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9983 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9984 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9985 (m68k_illegitimate_symbolic_constant_p): New function.
9986 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9987 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9988 symbolic constant that might be outside the symbol's section,
9989 move the symbol first and then add the offset.
9990 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9992 * config/mips/mips.c (mips_split_const): Delete.
9993 (mips_offset_within_object_p): Delete.
9994 (mips_symbolic_constant_p): Use offset_within_section_p and
9995 split_const instead of mips_offset_within_object_p and
9997 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9998 (mips_legitimize_const_move, print_operand_reloc)
9999 (mips_dangerous_for_la25_p): Use split_const instead of
10002 2007-02-28 Eric Christopher <echristo@apple.com>
10004 * Makefile.in (install-include-dir): Don't rm -rf include.
10006 2007-02-28 Richard Guenther <rguenther@suse.de>
10008 PR middle-end/30364
10009 * fold-const.c (fold_binary): Do not associate expressions
10010 with more than one variable for integer types that do not wrap.
10012 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10014 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10015 Delete, and replace with...
10016 (fold_builtin_call_array): This. Update callers to use it.
10017 * fold-const.c (fold_build_call_list): Delete, and replace with...
10018 (fold_build_call_array): This.
10019 (fold_build_call_list_initializer): Delete, and replace with...
10020 (fold_build_call_array_initializer): This.
10021 * tree.h: Update declarations to reflect above changes.
10023 * c-typeck.c (build_function_call): Store converted arguments
10024 in a stack-allocated array instead of building a list.
10025 (convert_arguments): Store arguments in the array passed in as an
10026 argument, and return the actual number of arguments.
10027 * c-format.c: (check_function_format): Pass arguments in an
10028 array instead of a list.
10029 * c-common.c (check_function_nonnull): Likewise.
10030 (check_function_sentinel): Likewise.
10031 (check_function_arguments): Likewise.
10032 * c-common.h: Update declarations to reflect above changes.
10034 2007-02-28 Jan Hubicka <jh@suse.cz>
10036 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10037 PRED_NEGATIVE_RETURN): Update outcomes.
10039 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10041 * calls.c (emit_library_call_value_1): Handle partial registers
10042 correctly when building up CALL_INSN_FUNCTION_USAGE.
10044 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10046 * pa/predicates.md (move_src_operand): Allow zero for mode.
10047 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10050 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10053 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10054 *movv2df_internal): Enable pattern only for valid operand
10056 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10057 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10059 2007-02-27 Mike Stump <mrs@apple.com>
10061 * config/darwin-crt3.c: Avoid compilation when compiling for a
10064 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10066 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10068 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10069 for fixed headers and limits.h.
10070 (install-include-dir, install-headers-tar, install-headers-cpio,
10071 install-headers-cp, real-install-headers-tar,
10072 real-install-headers-cpio, real-install-headers-cp): Handle
10073 include-fixed as well as include.
10074 (install-mkheaders): Don't install files that go only in include
10076 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10077 from GCC_INCLUDE_DIR.
10078 * gcc.c (process_command): Remove special -BstageN/ handling.
10079 (do_spec_1): Add include-fixed directories.
10081 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10083 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10085 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10087 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10090 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10092 * c-common.c (get_priority): Add check for
10093 SUPPORTS_INIT_PRIORITY.
10095 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10097 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10099 * config/bfin/bfin.c: Include "cfglayout.h".
10100 (MAX_LSETUP_DISTANCE): New macro.
10101 (struct loop_info): New members incoming, incoming_src and
10102 incoming_dest. Delete member predecessor.
10103 (length_for_loop): New function.
10104 (bfin_optimize_loop): Handle more different loop structures.
10105 (bfin_discover_loop): Rework detection of predecessor blocks by
10106 examining incoming edges.
10107 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10109 (bfin_reorder_loops): New function.
10110 (bfin_reorg_loops): Use these three new functions.
10112 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10113 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10114 (CONSTRAINT_LEN): Add entry for 'q'.
10115 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10116 Add 'q' constraints.
10117 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10118 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10120 * config/bfin/bfin.md (add_with_carry): New pattern.
10121 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10122 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10123 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10124 support unsigned multiplies too. Removed incorrect commutativity from
10125 operand 1 constraint where appropriate.
10126 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10128 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10129 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10131 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10132 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10133 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10134 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10135 usmulhisi_hh_huh): New patterns.
10137 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10138 lshifthi3): Fix output template to use half reg for operand 2.
10140 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10143 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10145 2007-02-27 Andreas Schwab <schwab@suse.de>
10147 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10149 2007-02-27 Jan Hubicka <jh@suse.cz>
10151 * predict.c (last_basic_block_p): Remove.
10152 (tree_estimate_probability): Update return heuristic for commonized
10155 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10157 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10159 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10161 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10162 * doc/cpp.texi: Standardize title page.
10163 * doc/cppinternals.texi: Likewise.
10164 * doc/gcc.texi: Standardize title page, remove version number
10165 from copyright page.
10166 * doc/gccint.texi: Likewise.
10167 * doc/install.texi: Standardize title page, add table of
10170 2007-02-26 Jan Hubicka <jh@suse.cz>
10172 * predict.def: Set outcomes according to more recent results.
10173 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10174 Remove dead predictors.
10175 * predict.c (return_prediction): Fix pasto.
10177 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10179 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10180 change; avoid a memory leak when returning early.
10182 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10184 * c-decl.c (static_ctors): Move to c-common.c.
10185 (static_dtors): Likewise.
10186 (finish_function): Use c_record_cdtor_fn.
10187 (build_cdtor): Move to c-common.c.
10188 (c_write_global_declarations): Use c_build_cdtor_fns.
10189 * c-common.h (static_ctors): Declare.
10190 (static_dtors): Likewise.
10191 (c_record_cdtor_fn): Likewise.
10192 (c_build_cdtor_fns): Likewise.
10193 * c-common.c (static_ctors): New variable.
10194 (static_dtors): Likewise.
10195 (c_record_cdtor_fn): New function.
10196 (build_cdtor): Move from c-decl.c
10197 (c_build_cdtor_fns): New function.
10199 * output.h (assemble_addr_to_section): Declare.
10200 (get_cdtor_priority_section): Likewise.
10201 * varasm.c (assemble_addr_to_section): New function.
10202 (get_cdtor_priority_section): Likewise.
10203 (default_named_section_asm_out_destructor): Use them.
10204 (destor_dtor_section_asm_out_destructor): Likewise.
10205 (default_named_section_asm_out_constructor): Likewise.
10206 (default_ctor_section_asm_out_constructor): Likewise.
10207 * config.gcc (*-*-vxworks*): Include vxworks.o.
10208 * config/t-vxworks (vxworks.o): New target.
10209 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10210 (TARGET_ASM_CONSTRUCTOR): Define.
10211 (TARGET_ASM_DESTRUCTOR): Likewise.
10212 (vxworks_asm_out_constructor): Declare.
10213 (vxworks_asm_out_destructor): Likewise.
10215 * c-common.c (get_priority): Check that we have not just an
10216 INTEGER_CST, but an integer constant with integeral type.
10218 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10220 PR tree-optimization/30938
10221 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10222 use &dt[nargs-1] instead of &dt[nargs] in the call to
10223 vect_is_simple_use().
10225 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10227 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10228 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10229 Do not attempt to handle MEM inside auto-inc expressions.
10230 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10231 of a register modified by an auto-inc expression. However, do handle
10232 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10233 (elimination_effects): Prohibit elimination of a register modified
10234 by an auto-inc expression. Disable register elimination rules whose
10235 target register is modified by an auto-inc expression with variable
10238 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10240 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10242 (array_at_struct_end_p): New function.
10243 (idx_infer_loop_bounds): Use it.
10244 (estimate_numbers_of_iterations_loop): Export.
10245 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10246 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10247 (tree_estimate_probability): Call record_loop_exits.
10248 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10249 (estimated_loop_iterations, estimated_loop_iterations_int,
10250 estimated_loop_iterations_tree): New functions.
10251 (analyze_siv_subscript_cst_affine,
10252 compute_overlap_steps_for_affine_1_2,
10253 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10254 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10255 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10256 (PRED_LOOP_ITERATIONS_GUESSED): New.
10257 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10258 * cfgloop.h (estimate_numbers_of_iterations_loop,
10259 estimated_loop_iterations_int): Declare.
10261 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10263 * doc/extend.texi: Document optional priority argument to
10264 constructors and destructors.
10265 * tree.c (init_priority_for_decl): Adjust GTY markers.
10266 (init_ttree): Use priority-info hash functions for
10267 init_priority_for_decl.
10268 (tree_map_eq): Rename to ...
10269 (tree_map_base_eq): ... this.
10270 (tree_map_marked_p): Rename to ...
10271 (tree_map_base_marked_p): ... this.
10272 (tree_map_base_hash): New function.
10273 (decl_init_priority_lookup): Rework.
10274 (decl_fini_priority_lookup): New function.
10275 (decl_priority_info): New function.
10276 (decl_init_priority_insert): Use it.
10277 (decl_fini_priority_insert): Likewise.
10278 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10280 (decl_restrict_base_insert): Likewise.
10281 (decl_debug_expr_insert): Likewise.
10282 (decl_value_expr_lookup): Likewise.
10283 (decl_value_expr_insert): Likewise.
10284 * tree.h (priority_type): New type.
10285 (decl_init_priority_lookup): Use priority_type.
10286 (decl_fini_priority_lookup): New function.
10287 (decl_init_priority_insert): Use priority_type.
10288 (decl_fini_priority_insert): New function.
10289 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10290 (DECL_INIT_PRIORITY): Likewise.
10291 (SET_DECL_INIT_PRIORITY): Add comment.
10292 (DECL_FINI_PRIORITY): New macro.
10293 (SET_DECL_FINI_PRIORITY): Likewise.
10294 (DEFAULT_INIT_PRIORITY): Document.
10295 (MAX_INIT_PRIORITY): Likewise.
10296 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10297 (tree_map_base): New type.
10298 (tree_map_base_eq): New function.
10299 (tree_map_base_hash): Likewise.
10300 (tree_map_base_marked_p): Likewise.
10301 (tree_map): Inherit from tree_map_base.
10302 (tree_map_eq): Make it a macro.
10303 (tree_map_marked_p): Likewise.
10304 (tree_int_map): Inherit from tree_map_base.
10305 (tree_int_map_eq): Make it a macro.
10306 (tree_int_map_hash): Likewise.
10307 (tree_int_map_marked_p): Likewise.
10308 (tree_priority_map): New type.
10309 (tree_priority_map_eq): New macro.
10310 (tree_priority_map_hash): Likewise.
10311 (tree_priority_map_marked_p): Likewise.
10312 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10314 (emutls_common_1): Likewise.
10315 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10316 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10317 of tree_map hierarchy.
10318 * tree-cfg.c (move_stmt_r): Likewise.
10319 (new_label_mapper): Likewise.
10320 * c-tree.h (c_expand_body): Move to ...
10321 * c-common.h (c_expand_body): ... here.
10322 * c-decl.c (c_expand_body): Move to ...
10323 * c-common.c (c_expand_body): ... here.
10324 (c_common_attribute_table): Allow 1 argument for the constructor
10325 and destructor attributes.
10326 (get_priority): New function.
10327 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10328 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10330 2007-02-24 Jan Hubicka <jh@suse.cz>
10332 PR middle-end/30509
10333 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10335 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10336 Jan Hubicka <jh@suse.cz>
10339 * i386.c (counter_mode): New function.
10340 (expand_set_or_movmem_via_loop): Use it.
10341 (expand_movmem_epilogue): Likewise; fix pasto.
10342 (ix86_expand_movmem): Do emit guard even for constant counts.
10343 (ix86_expand_setmem): Likewise.
10345 2007-02-25 Nick Clifton <nickc@redhat.com>
10347 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10348 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10350 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10353 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10354 count argument with 0x10, not with 0x16.
10355 (expand_setmem_epilogue): Ditto.
10357 2007-02-24 Mike Stump <mrs@apple.com>
10359 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10362 2007-02-24 Richard Guenther <rguenther@suse.de>
10364 PR middle-end/30951
10365 * fold-const.c (fold_binary): Fold x +- CST op x for
10366 EQ_EXPR and NE_EXPR.
10368 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10370 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10372 2007-02-24 Jan Hubicka <jh@suse.cz>
10374 * cgraphunit.c (decide_is_function_needed): Honor
10375 -fkeep-inline-functions.
10377 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10379 * builtins.c (fold_builtin_modf): New.
10380 (fold_builtin_2): Use it.
10382 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10384 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10385 (determine_max_iter): Take additional LOOP arg; all callers changed.
10386 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10387 one using simplifications.
10388 (simplify_using_initial_values): Return if the expression becomes
10389 invalid due to altered regs.
10391 2007-02-23 DJ Delorie <dj@redhat.com>
10393 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10395 2007-02-23 Mike Stump <mrs@apple.com>
10397 * tlink.c (scan_linker_output): Parse linker messages from
10398 darwin9's linker better.
10400 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10403 * varpool.c (varpool_assemble_pending_decls): Set
10404 varpool_last_needed_node to null.
10406 2007-02-23 DJ Delorie <dj@redhat.com>
10408 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10409 alignment bigger than the object file can handle.
10411 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10414 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10415 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10416 (*movsf_1): Penalize MMX moves.
10418 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10420 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10421 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10423 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10425 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10427 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10428 (fold_builtin_1): Use them.
10429 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10430 BUILT_IN_SIGNIFICAND.
10432 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10434 * config/i386/i386.c (bdesc_1arg): Initialize
10435 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10436 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10437 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10438 and IX86_BUILTIN_MOVSLDUP.
10440 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10442 PR rtl-optimization/30841
10443 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10445 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10447 * builtins.c (fold_builtin_frexp): New.
10448 (fold_builtin_2): Use it.
10450 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10452 * doc/invoke.texi (Spec Files): Document getenv spec function.
10454 * gcc.c (getenv_spec_function): New function.
10455 (static_spec_functions): Add it.
10456 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10457 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10460 2007-02-22 Michael Matz <matz@suse.de
10463 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10464 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10466 2007-02-22 Ian Lance Taylor <iant@google.com>
10469 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10470 (mem_loc_descriptor): Call it.
10472 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10473 Ira Rosen <irar@il.ibm.com>
10475 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10477 2007-02-22 Ira Rosen <irar@il.ibm.com>
10479 PR tree-optimization/30843
10480 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10481 stores only after all the group is vectorized.
10483 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10485 PR tree-optimization/30858
10486 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10487 in the reduction cycle have a single use in the loop.
10488 * tree-vectorizer.h (relevant): Add documentation.
10490 2007-02-20 Mike Stump <mrs@apple.com>
10492 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10493 * configure: Regenerate.
10495 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10497 Change the defaults of some parameters and options.
10498 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10499 * config/spu/spu.c (spu_optimization_options): Add.
10500 (spu_override_options): Change params in spu_optimization_options.
10501 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10503 Register 127 is only 16 byte aligned when used as a frame pointer.
10504 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10505 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10506 HARD_FRAME_POINTER_REGNUM.
10507 (spu_legitimate_address): Use regno_aligned_for_reload.
10508 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10509 aligned when frame_pointer_needed is true.
10510 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10512 * config/spu/spu.h (INIT_EXPANDERS): Define.
10514 Make sure shift and rotate instructions have valid immediate operands.
10515 * config/spu/predicates.md (spu_shift_operand): Remove.
10516 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10517 * config/spu/constraints.md (W, O): Extend range.
10518 * config/spu/spu.md (umask, nmask): Define.
10519 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10520 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10521 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10522 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10523 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10524 (lshr<mode>3_reg): Fix rtl description.
10526 Make sure mulhisi immediate operands are valid.
10527 * config/spu/predicates.md (imm_K_operand): Add.
10528 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10530 Generate constants using fsmbi and andi.
10531 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10532 (print_operand, spu_split_immediate, classify_immediate,
10533 fsmbi_const_p): Handle IC_FSMBI2.
10535 Correctly handle a CONST_VECTOR containing symbols.
10536 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10537 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10538 (immediate_load_p): Allow symbols that use 2 instructions to create.
10539 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10540 with symbols when flag_pic is set.
10541 (const_vector_immediate_p): New.
10542 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10543 accept a CONST_VECTOR with symbols.
10544 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10545 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10547 * config/spu/spu.md (high, low): Delete.
10548 (low_<mode>): Define.
10550 Remove INTRmode and INTR_REGNUM, which didn't work.
10551 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10553 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10554 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10555 peephole2 pattern): Don't use INTR or 131.
10556 (movintrcc): Delete.
10557 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10558 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10559 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10560 (UNSPEC_SET_INTR): Add.
10561 * config/spu/spu-modes.def (INTR): Remove.
10563 More accurate warnings about run-time relocations.
10564 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10566 Correctly warn about immediate arguments to specific intrinsics.
10567 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10568 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10569 the instruction predicate.
10571 Fix tree check errors with latest update.
10572 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10574 (spu_expand_builtin): Use CALL_EXPR_FN.
10576 Add missing specific intrinsics.
10577 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10579 * config/spu/spu_internals.h: Ditto.
10581 Fix incorrect operand modifiers.
10582 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10583 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10585 Optimize one case of zero_extend of a vec_select.
10586 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10588 Accept any immediate for hbr.
10589 * config/spu/spu.md (hbr): Change s constraints to i.
10591 2007-02-21 Paul Brook <paul@codesourcery.com>
10593 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10594 condexec_count when skipping USE and CLOBBER.
10596 2007-02-21 Nick Clifton <nickc@redhat.com>
10598 * common.opt (Warray-bounds): Add Warning attribute.
10599 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10601 (fsized-zeroes): Add Optimization attribute.
10602 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10603 * c.opt (Wc++0x-compat): Add Warning attribute.
10605 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10607 PR middle-end/30761
10608 * reload1.c (eliminate_regs_in_insn): In the single_set special
10609 case, attempt to re-recognize the insn before falling back to
10610 having reload fix it up.
10612 2007-02-20 Eric Christopher <echristo@gmail.com>
10614 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10615 Rewrite accordingly.
10616 (frv_read_iacc_argument): Ditto.
10617 (frv_expand_set_builtin): Take a call instead of arglist, update for
10619 (frv_expand_unop_builtin): Ditto.
10620 (frv_expand_binop_builtin): Ditto.
10621 (frv_expand_cut_builtin): Ditto.
10622 (frv_expand_binopimm_builtin): Ditto.
10623 (frv_expand_voidbinop_builtin): Ditto.
10624 (frv_expand_int_void2arg): Ditto.
10625 (frv_expand_prefetches): Ditto.
10626 (frv_expand_voidtriop_builtin): Ditto.
10627 (frv_expand_voidaccop_builtin): Ditto.
10628 (frv_expand_load_builtin): Ditto.
10629 (frv_expand_store_builtin): Ditto.
10630 (frv_expand_mdpackh_builtin): Ditto.
10631 (frv_expand_mclracc_builtin): Ditto.
10632 (frv_expand_mrdacc_builtin): Ditto.
10633 (frv_expand_mwtacc_builtin): Ditto.
10634 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10637 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10639 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10640 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10642 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10643 point instructions.
10644 * configure: Regenerate.
10645 * config.in: Regenerate.
10646 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10647 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10648 masks to power6 and power6x and to POWERPC_MASKS.
10649 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10651 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10652 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10653 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10654 Access PROTOTYPE as variable, not mask.
10656 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10658 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10659 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10660 * combine.c (adjust_for_new_dest): Use it.
10661 * postreload.c (reload_combine): Likewise.
10663 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10665 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10666 notes on an insn with multiple sets, even if single_set returns
10667 non-NULL for that insn.
10669 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10671 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10672 scalbn and scalbln.
10674 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10676 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10677 if user didn't pass it.
10678 * config/i386/darwin.h (CC1_SPEC): Likewise.
10679 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10680 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10681 -mmacosx-version-min.
10683 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10684 Uros Bizjak <ubizjak@gmail.com>
10686 * optabs.h (enum optab_index): Add new OTI_scalb.
10687 (scalb_optab): Define corresponding macro.
10688 * optabs.c (init_optabs): Initialize scalb_optab.
10689 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10691 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10692 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10693 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10694 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10695 flag_unsafe_math_optimizations is set.
10697 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10698 to implement scalbf, scalb and scalbl built-ins as inline x87
10701 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10702 DJ Delorie <dj@redhat.com>
10705 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10706 (diagnostic_report_diagnostic): ... here, and turn them into real
10707 errors. If warnings are inhibited, no need to do anything.
10709 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10711 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10712 better code generation.
10714 2007-02-20 Ben Elliston <bje@au.ibm.com>
10716 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10718 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10720 * config/alpha/alpha.c, config/alpha/alpha.md,
10721 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10722 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10723 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10724 config/arm/lib1funcs.asm: Follow spelling conventions.
10726 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10727 config/fr30/fr30.md, config/i386/i386.h,
10728 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10729 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10730 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10731 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10732 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10733 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10734 config/sparc/sparc.c, config/sparc/sparc.h,
10735 config/sparc/sparc.md, config/spu/constraints.md,
10736 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10739 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10742 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10745 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10747 * doc/invoke.texi (-ftree-lrs): Remove.
10749 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10751 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10754 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10756 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10757 new CALL_EXPR_FN macro for retrieving the function
10758 declaration of the input expression.
10760 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10762 * c.opt (Waddress): New.
10763 * common.opt (Walways-true): Delete.
10764 (Wstring-literal-comparison): Delete.
10765 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10766 -Wstring-literal-comparison. Add -Waddress.
10768 (Walways-true): Delete.
10769 (Wstring-literal-comparison): Delete.
10770 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10771 consistently instead of -Walways-true in example.
10772 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10773 * c-typeck.c (parser_build_binary_op): Replace
10774 -Wstring-literal-comparison and -Walways-true with -Waddress.
10775 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10778 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10780 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10781 without DECL_STRUCT_FUNCTION initialized.
10783 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10785 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10786 due to calls to functions taking pointers as parameters.
10788 2007-02-19 Richard Henderson <rth@redhat.com>
10791 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10794 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10796 * config/s390/s390.c (s390_call_saved_register_used,
10797 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10798 accessed to the new scheme.
10800 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10802 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10803 (cris_print_index, cris_print_operand, cris_print_operand_address)
10804 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10805 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10806 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10807 GET_CODE () == xxx.
10808 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10809 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10810 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10811 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10812 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10813 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10814 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10815 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10816 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10817 (uminsi3, call, call_value): Ditto.
10818 (define_split: indir_to_reg_split, unnamed): Ditto.
10820 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10822 PR tree-optimization/30975
10823 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10826 2007-02-18 Eric Christopher <echristo@gmail.com>
10828 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10829 Remove use of arglist.
10830 (mips_expand_builtin): Remove use of arglist, pass in expr.
10831 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10832 (mips_expand_builtin_movtf): Ditto.
10833 (mips_expand_builtin_compare): Ditto.
10835 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10837 * tree-sra.c (sra_build_assignment): Replace assertion
10838 checking with a comment explaining why it can't be done.
10840 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10842 PR middle-end/30833
10843 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10844 during CALL_EXPR representation conversion.
10845 * tree-ssa-propagate.c (set_rhs): Likewise.
10847 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10849 * tree-sra.c (sra_build_assignment): Disable assertion checking
10852 2007-02-18 Roger Sayle <roger@eyesopen.com>
10854 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10855 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10856 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10858 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10859 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10860 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10861 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10862 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10863 force_gimple_operand): Likewise.
10864 * ipa-cp.c (constant_val_insert): Likewise.
10865 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10866 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10867 perfect_nestify): Likewise.
10868 * langhooks.c (lhd_omp_assignment): Likewise.
10869 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10870 lower_copyprivate_clauses, lower_send_clauses,
10871 lower_send_shared_vars, expand_parallel_call,
10872 expand_omp_for_generic, expand_omp_for_static_nochunk,
10873 expand_omp_for_static_chunk, expand_omp_sections,
10874 lower_omp_single_copy, lower_omp_for_lastprivate,
10875 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10876 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10877 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10880 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10882 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10883 config/sh/sh.md: Follow spelling conventions.
10885 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10886 config/frv/predicates.md: Follow spelling conventions.
10888 * config/m68k/linux-unwind.h: Fix a comment typo.
10889 * target.h: Follow spelling conventions.
10891 2007-02-18 Roger Sayle <roger@eyesopen.com>
10893 PR rtl-optimization/28173
10894 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10895 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10896 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10897 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10898 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10900 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10902 * builtins.c (fold_builtin_load_exponent): New.
10903 (fold_builtin_2): Use it.
10905 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10907 PR rtl-optimization/30773
10908 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10909 if we fail to attach a REG_EQUIV note.
10911 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10912 Roger Sayle <roger@eyesopen.com>
10914 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10916 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10918 * calls.c (initialize_argument_information): Pass original EXP
10919 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10920 code to split complex arguments here, as part of initializing the
10922 (expand_call): Remove code that builds a list of arguments and
10923 inserts implicit arguments into it. Instead, just count how many
10924 implicit arguments there will be so we can determine the size of
10925 the ARGS array, and let initialize_argument_information do the work.
10926 (split_complex_values): Delete unused function.
10928 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10930 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10932 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10934 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10935 for arg pointer based indexed addressing.
10937 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10939 * config/ia64/ia64.h, config/ia64/ia64.md,
10940 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10941 spelling conventions.
10943 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10945 * config/m68k/m68k.c (split_di): New.
10946 * config/m68k/m68k-protos.h: Declare split_di.
10947 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10948 Improve predicate handling and split constant shifts.
10950 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10952 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10953 parameter for register bitfield operations, general predicates
10956 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10958 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10959 * config/m68k/linux-unwind.h: New file.
10961 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10963 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10964 config/i386/athlon.md, config/ia64/ia64.md,
10965 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10966 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10967 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10968 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10969 tree-vect-transform.c: Fix comment typos.
10971 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10973 * sched-deps.c (find_insn_list): Remove.
10974 * sched-int.h: Remove the prototype for find_insn_list.
10976 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10978 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10980 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10981 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10982 darwin_rs6000_override_options.
10983 (C_COMMON_OVERRIDE_OPTIONS): Expect
10984 darwin_macosx_version_min to be non-NULL always.
10985 (TARGET_C99_FUNCTIONS): Likewise.
10986 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10987 (DARWIN_MINVERSION_SPEC): New.
10988 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10989 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10991 (DARWIN_MINVERSION_SPEC): New.
10992 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10994 * config/darwin-c.c (darwin_cpp_builtins): Expect
10995 darwin_macosx_version_min to be non-NULL always.
10997 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10999 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11001 * config/i386/i386.h (x86_use_xchgb): New.
11002 (TARGET_USE_XCHGB): New macro.
11003 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11004 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11005 Split after reload into bswaphi for shifts of 8.
11006 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11007 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11008 or when optimizing for size.
11010 2007-02-16 Richard Guenther <rguenther@suse.de>
11011 Christian Bruel <christian.bruel@st.com>
11013 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11014 DECLs but prefer SSA_NAMEs over DECLs.
11016 2007-02-16 Richard Guenther <rguenther@suse.de>
11018 * tree-flow-inline.h (single_imm_use_p): Remove.
11019 (zero_imm_uses_p): Likewise.
11020 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11021 instead of single_imm_use_p.
11022 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11025 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11028 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11029 nested double- and backquotes.
11031 2007-02-15 Roger Sayle <roger@eyesopen.com>
11033 PR middle-end/30391
11034 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11035 should be unreachable.
11036 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11037 For the time being redirect GIMPLE_MODIFY_STMT to the new
11038 (renamed) build_gimple_modify_stmt_stat.
11039 (build2_gimple_stat): Rename to...
11040 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11041 Always build a GIMPLE_MODIFY_STMT node.
11042 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11043 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11046 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11047 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11048 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11049 expand_complex_div_wide): Likewise.
11050 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11051 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11052 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11053 * tree-ssa-loop-manip.c (create_iv): Likewise.
11054 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11055 abs_replacement): Likewise.
11056 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11057 realify_fake_stores): Likewise.
11059 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11060 node rather than a GIMPLE_MODIFY_STMT node.
11061 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11062 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11064 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11065 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11066 GIMPLE_MODIFY_STMT.
11068 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11070 PR middle-end/30433
11071 * fold-const.c (fold_comparison): Add back the
11072 folding of constant complex comparisions.
11074 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11076 PR middle-end/30729
11077 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11078 effects unknown to this function, return early.
11080 2007-02-15 Ian Lance Taylor <iant@google.com>
11082 * lower-subreg.c (move_eh_region_note): New static function.
11083 (resolve_simple_move): Call it.
11084 (decompose_multiword_subregs): Track blocks for which we resolve a
11085 simple move which is also a control flow insn. Pass them to
11086 find_many_sub_basic_blocks.
11087 (pass_lower_subreg): Add TODO_verify_flow.
11088 (pass_lower_subreg2): Likewise.
11090 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11091 Brooks Moses <brooks.moses@codesourcery.com>
11092 Lee Millward <lee.millward@codesourcery.com>
11094 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11095 (VL_EXP_CLASS_P): New.
11096 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11098 (TREE_OPERAND_CHECK_CODE): Likewise.
11099 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11100 (TREE_RTL_OPERAND_CHECK): Likewise.
11101 (tree_operand_check_failed): Make second parameter the whole tree
11102 instead of its code. Fixed callers.
11103 (VL_EXP_CHECK): New.
11104 (TREE_OPERAND_LENGTH): New.
11105 (VL_EXP_OPERAND_LENGTH): New.
11106 (CALL_EXPR_FN): New.
11107 (CALL_EXPR_STATIC_CHAIN): New.
11108 (CALL_EXPR_ARGS): New.
11109 (CALL_EXPR_ARG): New.
11110 (call_expr_nargs): New.
11111 (CALL_EXPR_ARGP): New.
11112 (build_nt_call_list): Declare.
11113 (build_vl_exp_stat): Declare.
11114 (build_vl_exp): New.
11115 (build_call_list): Declare.
11116 (build_call_nary): Declare.
11117 (build_call_valist): Declare.
11118 (build_call_array): Declare.
11119 (call_expr_arg): Declare.
11120 (call_expr_argp): Declare.
11121 (call_expr_arglist): Declare.
11122 (fold_build_call_list): Declare.
11123 (fold_build_call_list_initializer): Declare.
11124 (fold_call_expr): Declare to replace fold_builtin.
11125 (fold_builtin_fputs): Update to agree with modified definition.
11126 (fold_builtin_strcpy): Likewise.
11127 (fold_builtin_strncpy): Likewise.
11128 (fold_builtin_memory_chk): Likewise.
11129 (fold_builtin_stxcpy_chk): Likewise.
11130 (fold_builtin_strncpy_chk): Likewise.
11131 (fold_builtin_next_arg): Likewise.
11132 (fold_build_call_expr): Declare.
11133 (fold_builtin_call_list): Declare.
11134 (fold_builtin_call_valist): Declare.
11135 (build_call_expr): Declare.
11136 (validate_arglist): Update to agree with modified definition.
11137 (tree_operand_length): New.
11138 (call_expr_arg_iterator): New.
11139 (init_call_expr_arg_iterator): New.
11140 (next_call_expr_arg): New.
11141 (first_call_expr_arg): New.
11142 (more_call_expr_args_p): New.
11143 (FOR_EACH_CALL_EXPR_ARG): New.
11145 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11146 and tcc_gimple_stmt.
11147 (tree_code_size): Update documentation. Use sizeof (tree) rather
11148 than sizeof (char *).
11149 (tree_size): Likewise. Add case for tcc_vl_exp.
11150 (tree_node_structure): Add case for tcc_vl_exp.
11151 (contains_placeholder_p): Likewise.
11152 (substitute_in_expr): Likewise.
11153 (substitute_placeholder_in_expr): Likewise.
11154 (stabilize_reference_1): Likewise.
11155 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11156 to diagnose breakage of this interface for constructing CALL_EXPRs.
11157 (build_nt): Add similar assertion here.
11158 (build_nt_call_list): New.
11159 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11160 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11162 (get_callee_fndecl): Use new CALL_EXPR accessors.
11163 (tree_operand_check_failed): Change parameters to pass entire node
11164 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11165 (process_call_operands): New.
11166 (build_vl_exp_stat): New.
11167 (build_call_list): New.
11168 (build_call_nary): New.
11169 (build_call_valist): New.
11170 (build_call_array): New.
11171 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11172 (call_expr_arglist): New.
11174 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11175 tcc_vl_exp instead of a fixed-size tcc_expression.
11177 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11178 accessors for CALL_EXPRs.
11179 (AGGR_INIT_EXPR): Likewise.
11181 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11182 Brooks Moses <brooks.moses@codesourcery.com>
11183 Lee Millward <lee.millward@codesourcery.com>
11185 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11186 (expand_builtin_nonlocal_goto): Change parameter to be entire
11187 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11188 (expand_builtin_prefetch): Likewise.
11189 (expand_builtin_classify_type): Likewise.
11190 (mathfn_built_in): Return NULL_TREE instead of 0.
11191 (expand_errno_check): Use new CALL_EXPR accessors.
11192 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11193 Return NULL_RTX instead of 0.
11194 (expand_builtin_mathfn_2): Likewise.
11195 (expand_builtin_mathfn_3): Likewise.
11196 (expand_builtin_interclass_mathfn): Likewise.
11197 (expand_builtin_sincos): Likewise.
11198 (expand_builtin_cexpi): Likewise.
11199 (expand_builtin_int_roundingfn): Likewise.
11200 (expand_builtin_int_roundingfn_2): Likewise.
11201 (expand_builtin_pow): Likewise.
11202 (expand_builtin_powi): Likewise.
11203 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11204 of arglist, fixing callers appropriately. Use new CALL_EXPR
11205 accessors and constructors. Return NULL_RTX instead of 0.
11206 (expand_builtin_strstr): Likewise.
11207 (expand_builtin_strchr): Likewise.
11208 (expand_builtin_strrchr): Likewise.
11209 (expand_builtin_strpbrk): Likewise.
11210 (expand_builtin_memcpy): Likewise.
11211 (expand_builtin_mempcpy): Likewise.
11212 (expand_builtin_mempcpy_args): New.
11213 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11214 (expand_builtin_memmove_args): New.
11215 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11216 (expand_movstr): Likewise.
11217 (expand_builtin_strcpy): Likewise.
11218 (expand_builtin_strcpy_args): New.
11219 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11220 (expand_builtin_strncpy): Likewise.
11221 (expand_builtin_memset): Likewise.
11222 (expand_builtin_memset_args): New.
11223 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11224 (expand_builtin_memcmp): Likewise.
11225 (expand_builtin_strcmp): Likewise.
11226 (expand_builtin_strncmp): Likewise.
11227 (expand_builtin_strcat): Likewise.
11228 (expand_builtin_strncat): Likewise.
11229 (expand_builtin_strspn): Likewise.
11230 (expand_builtin_strcspn): Likewise.
11231 (expand_builtin_args_info): Likewise.
11232 (expand_builtin_va_start): Likewise.
11233 (gimplify_va_arg_expr): Likewise.
11234 (expand_builtin_va_end): Likewise.
11235 (expand_builtin_va_copy): Likewise.
11236 (expand_builtin_frame_address): Likewise.
11237 (expand_builtin_alloca): Likewise.
11238 (expand_builtin_bswap): Likewise.
11239 (expand_builtin_unop): Likewise.
11240 (expand_builtin_fputs): Likewise.
11241 (expand_builtin_expect): Likewise.
11242 (expand_builtin_fabs): Likewise.
11243 (expand_builtin_copysign): Likewise.
11244 (expand_builtin_printf): Likewise.
11245 (expand_builtin_fprintf): Likewise.
11246 (expand_builtin_sprintf): Likewise.
11247 (expand_builtin_init_trampoline): Likewise.
11248 (expand_builtin_signbit): Likewise.
11249 (expand_builtin_fork_or_exec): Likewise.
11250 (expand_builtin_sync_operation): Likewise.
11251 (expand_builtin_compare_and_swap): Likewise.
11252 (expand_builtin_lock_test_and_set): Likewise.
11253 (expand_builtin_lock_release): Likewise.
11254 (expand_builtin): Likewise.
11255 (builtin_mathfn_code): Likewise.
11257 (fold_builtin_constant_p): Pass call arguments individually instead
11258 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11259 accessors and constructors. Return NULL_TREE instead of 0.
11260 (fold_builtin_expect): Likewise.
11261 (fold_builtin_classify_type): Likewise.
11262 (fold_builtin_strlen): Likewise.
11263 (fold_builtin_nan): Likewise.
11264 (integer_valued_real_p): Likewise.
11265 (fold_trunc_transparent_mathfn): Likewise.
11266 (fold_fixed_mathfn): Likewise.
11267 (fold_builtin_cabs): Likewise.
11268 (fold_builtin_sqrt): Likewise.
11269 (fold_builtin_cbrt): Likewise.
11270 (fold_builtin_cos): Likewise.
11271 (fold_builtin_cosh): Likewise.
11272 (fold_builtin_tan): Likewise.
11273 (fold_builtin_sincos): Likewise.
11274 (fold_builtin_cexp): Likewise.
11275 (fold_builtin_trunc): Likewise.
11276 (fold_builtin_floor): Likewise.
11277 (fold_builtin_ceil): Likewise.
11278 (fold_builtin_round): Likewise.
11279 (fold_builtin_int_roundingfn): Likewise.
11280 (fold_builtin_bitop): Likewise.
11281 (fold_builtin_bswap): Likewise.
11282 (fold_builtin_logarithm): Likewise.
11283 (fold_builtin_hypot): Likewise.
11284 (fold_builtin_pow): Likewise.
11285 (fold_builtin_powi): Likewise.
11286 (fold_builtin_exponent): Likewise.
11287 (fold_builtin_memset): Likewise.
11288 (fold_builtin_bzero): Likewise.
11289 (fold_builtin_memory_op): Likewise.
11290 (fold_builtin_bcopy): Deleted; call site changed to invoke
11291 fold_builtin_memory_op directly.
11292 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11293 (fold_builtin_strncpy): Likewise.
11294 (fold_builtin_memcmp): Likewise.
11295 (fold_builtin_strcmp): Likewise.
11296 (fold_builtin_strncmp): Likewise.
11297 (fold_builtin_signbit): Likewise.
11298 (fold_builtin_copysign): Likewise.
11299 (fold_builtin_isascii): Likewise.
11300 (fold_builtin_toascii): Likewise.
11301 (fold_builtin_isdigit): Likewise.
11302 (fold_builtin_fabs): Likewise.
11303 (fold_builtin_abs): Likewise.
11304 (fold_builtin_fmin_fmax): Likewise.
11305 (fold_builtin_carg): Likewise.
11306 (fold_builtin_classify): Likewise.
11307 (fold_builtin_unordered_cmp): Likewise.
11309 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11310 New functions split out from fold_builtin_1.
11311 (fold_builtin_n): New.
11312 (fold_builtin_varargs): New.
11313 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11315 (fold_call_expr): New.
11316 (build_function_call_expr): Rewrite to use new helper function.
11317 (fold_builtin_call_list): New.
11318 (build_call_expr): New.
11319 (fold_builtin_call_valist): New.
11320 (rewrite_call_expr): New.
11321 (validate_arg): New.
11322 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11323 of an arglist. Change return type to bool. Use new CALL_EXPR
11326 (fold_builtin_strstr): Pass call arguments individually instead
11327 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11328 accessors and constructors. Return NULL_TREE instead of 0.
11329 (fold_builtin_strchr): Likewise.
11330 (fold_builtin_strrchr): Likewise.
11331 (fold_builtin_strpbrk): Likewise.
11332 (fold_builtin_strcat): Likewise.
11333 (fold_builtin_strncat): Likewise.
11334 (fold_builtin_strspn): Likewise.
11335 (fold_builtin_strcspn): Likewise.
11336 (fold_builtin_fputs): Likewise.
11337 (fold_builtin_next_arg): Likewise.
11338 (fold_builtin_sprintf): Likewise.
11340 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11341 NULL_RTX instead of 0.
11342 (expand_builtin_memory_chk): Likewise.
11343 (maybe_emit_chk_warning): Likewise.
11344 (maybe_emit_sprintf_chk_warning): Likewise.
11346 (fold_builtin_object_size): Pass call arguments individually instead
11347 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11348 accessors and constructors. Return NULL_TREE instead of 0.
11349 (fold_builtin_memory_chk): Likewise.
11350 (fold_builtin_stxcpy_chk): Likewise.
11351 (fold_builtin_strncpy_chk): Likewise.
11352 (fold_builtin_strcat_chk): Likewise.
11353 (fold_builtin_strcat_chk): Likewise.
11354 (fold_builtin_strncat_chk): Likewise.
11355 (fold_builtin_sprintf_chk): Likewise.
11356 (fold_builtin_snprintf_chk): Likewise.
11357 (fold_builtin_printf): Likewise.
11358 (fold_builtin_vprintf): Likewise.
11360 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11362 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11363 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11364 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11365 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11366 (fold_unary): Likewise.
11367 (fold_binary): Likewise.
11368 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11369 ternary expressions.
11370 (fold): Add logic for tcc_vl_exp.
11371 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11372 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11373 (fold_build3_stat): Add assertion to flag broken interface for
11374 constructing CALL_EXPRs.
11375 (fold_build_call_list): New.
11376 (fold_build_call_list_initializer): New.
11377 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11379 (fold_strip_sign_ops): Likewise.
11381 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11382 Brooks Moses <brooks.moses@codesourcery.com>
11383 Lee Millward <lee.millward@codesourcery.com>
11385 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11386 accessors and dump arguments explicitly.
11388 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11390 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11392 (print_call_name): Use new CALL_EXPR accessors.
11394 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11395 CALL_EXPR arguments explicitly instead of as a list. Use
11396 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11398 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11399 (vrp_visit_stmt): Likewise.
11401 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11402 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11404 (force_move_till_expr): Likewise.
11406 * targhooks.c (default_external_stack_protect_fail): Use
11407 build_call_expr instead of build_function_call_expr.
11408 (default_hidden_stack_protect_fail): Likewise.
11410 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11413 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11414 and walk arguments explicitly.
11416 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11417 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11418 (expand_simple_operations): Likewise.
11419 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11421 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11422 of TREE_CODE_LENGTH.
11423 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11425 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11426 instead of TREE_CODE_LENGTH.
11428 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11429 (tree_ic_transform): Likewise.
11430 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11431 parameter instead of arglist. Fix callers.
11432 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11433 (tree_stringops_transform): Likewise.
11434 (tree_indirect_call_to_profile): Likewise.
11435 (tree_stringops_values_to_profile): Likewise.
11437 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11438 (eliminate_tail_call): Likewise.
11440 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11442 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11443 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11445 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11447 * omp-low.c (build_omp_barrier): Use build_call_expr.
11448 (lower_rec_input_clauses): Likewise.
11449 (lower_reduction_clauses): Likewise.
11450 (expand_parallel_call): Likewise.
11451 (maybe_catch_exception): Likewise.
11452 (expand_omp_for_generic): Likewise.
11453 (expand_omp_for_static_nochunk): Likewise.
11454 (expand_omp_sections): Likewise.
11455 (lower_omp_single_simple): Likewise.
11456 (lower_omp_single_copy): Likewise.
11457 (lower_omp_master): Likewise.
11458 (lower_omp_ordered): Likewise.
11459 (lower_omp_critical): Likewise.
11461 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11462 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11464 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11465 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11466 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11468 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11469 and generalize to handle any number of operands.
11470 (chrec_contains_undetermined): Likewise.
11471 (tree_contains_chrecs): Likewise.
11472 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11474 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11476 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11477 fold_call_expr instead of fold_builtin.
11478 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11479 match declarations there.
11480 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11483 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11484 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11486 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11487 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11489 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11492 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11493 (execute_cse_sincos): Use new CALL_EXPR accessors.
11495 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11497 * gimple-low.c (lower_function_body): Use build_call_expr.
11498 (lower_builtin_setjmp): Likewise.
11500 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11501 (set_storage_via_libcall): Likewise.
11502 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11503 instead of TREE_CODE_LENGTH.
11504 (expand_expr_real_1): Use new CALL_EXPR accessors.
11506 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11507 generalize to handle any number of operands.
11508 (TB_parent_eq): Likewise.
11510 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11511 (strip_builtin_expect): Likewise.
11513 * function.c (gimplify_parameters): Use build_call_expr.
11515 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11516 instead of TREE_CODE_LENGTH.
11518 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11519 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11521 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11524 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11525 (gimplify_decl_expr): Likewise.
11526 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11527 Use new CALL_EXPR iterators.
11528 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11529 (gimplify_modify_expr_to_memset): Likewise.
11530 (gimplify_variable_sized_compare): Likewise.
11531 (gimplify_omp_atomic_fetch_op): Likewise.
11532 (gimplify_omp_atomic_pipeline): Likewise.
11533 (gimplify_omp_atomic_mutex): Likewise.
11534 (gimplify_function_tree): Likewise.
11536 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11537 (call_expr_flags): Likewise.
11538 (expand_call): Likewise.
11540 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11541 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11544 * coverage.c (create_coverage): Use build_call_expr.
11546 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11547 (temp_call_expr_obstack): New.
11548 (pool_copy_list): Delete.
11549 (temp_copy_call_expr): New.
11550 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11551 CALL_EXPR accessors. Get rid of special goo for copying argument
11552 lists and use temp_copy_call_expr instead.
11553 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11554 CALL_EXPR accessors.
11555 (create_expression_by_pieces): Likewise. Use build_call_array
11556 to construct the result instead of fold_build3.
11557 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11558 dealing with argument lists.
11559 (init_pre): Remove references to expression_node_pool and
11560 list_node_pool. Init temp_call_expr_obstack instead.
11561 (fini_pre): Remove references to expression_node_pool and
11564 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11565 and walk arguments explicitly instead of as a list.
11567 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11568 (mx_register_decls): Likewise.
11569 (mudflap_register_call): Likewise.
11570 (mudflap_finish_file): Likewise.
11572 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11573 (ipa_callsite_compute_param): Likewise.
11575 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11576 accessors and constructor.
11578 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11579 accessors and constructor.
11580 (convert_tramp_reference): Likewise.
11581 (convert_call_expr): Likewise.
11582 (finalize_nesting_tree_1): Likewise.
11584 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11587 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11589 * tree-inline.c (initialize_inlined_parameters): Pass entire
11590 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11592 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11593 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11595 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11596 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11597 (vectorizable_reduction): Likewise.
11598 (vectorizable_call): Use new CALL_EXPR iterators.
11599 (vectorizable_conversion): Use build_call_expr.
11600 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11601 (vect_gen_widened_results_half): Use build_call_expr.
11602 (vect_setup_realignment): Likewise.
11603 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11605 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11606 (pass_through_call): Likewise.
11607 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11610 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11611 (tree_gen_pow2_profiler): Likewise.
11612 (tree_gen_one_value_profiler): Likewise.
11613 (tree_gen_ic_func_profiler): Likewise.
11614 (tree_gen_average_profiler): Likewise.
11615 (tree_gen_ior_profiler): Likewise.
11617 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11618 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11619 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11621 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11622 of TREE_CODE_LENGTH.
11624 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11625 of TREE_CODE_LENGTH.
11627 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11629 (convert_to_integer): Likewise.
11631 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11634 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11635 Brooks Moses <brooks.moses@codesourcery.com>
11636 Lee Millward <lee.millward@codesourcery.com>
11638 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11640 * config/frv/frv.c (frv_expand_builtin): Likewise.
11641 * config/s390/s390.c (s390_expand_builtin): Likewise.
11643 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11644 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11646 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11647 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11648 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11649 (ix86_expand_store_builtin): Likewise.
11650 (ix86_expand_unop_builtin): Likewise.
11651 (ix86_expand_unop1_builtin): Likewise.
11652 (ix86_expand_sse_compare): Likewise.
11653 (ix86_expand_sse_comi): Likewise.
11654 (ix86_expand_vec_init_builtin): Likewise.
11655 (ix86_expand_vec_ext_builtin): Likewise.
11656 (ix86_expand_vec_set_builtin): Likewise.
11657 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11659 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11660 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11662 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11663 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11664 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11666 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11668 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11669 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11670 arglist. Use new CALL_EXPR accessors. Fix callers.
11671 (altivec_expand_abs_builtin): Likewise.
11672 (rs6000_expand_binop_builtin): Likewise.
11673 (altivec_expand_predicate_builtin): Likewise.
11674 (altivec_expand_lv_builtin): Likewise.
11675 (spe_expand_stv_builtin): Likewise.
11676 (altivec_expand_stv_builtin): Likewise.
11677 (rs6000_expand_ternop_builtin): Likewise.
11678 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11679 (altivec_expand_st_builtin): Likewise.
11680 (altivec_expand_dst_builtin): Likewise.
11681 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11682 arglist. Use new CALL_EXPR accessors. Fix callers.
11683 (altivec_expand_vec_set_builtin): Likewise.
11684 (altivec_expand_vec_ext_builtin): Likewise.
11685 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11686 (spe_expand_builtin): Likewise.
11687 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11688 arglist. Use new CALL_EXPR accessors. Fix callers.
11689 (spe_expand_evsel_builtin): Likewise.
11690 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11691 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11693 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11694 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11695 (arm_expand_unop_builtin): Likewise.
11696 (arm_expand_builtin): Use new CALL_EXPR accessors.
11698 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11701 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11702 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11703 (bfin_expand_unop_builtin): Likewise.
11704 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11706 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11707 Brooks Moses <brooks.moses@codesourcery.com>
11708 Lee Millward <lee.millward@codesourcery.com>
11710 * c-semantics.c (build_stmt): Add internal diagnostic check.
11712 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11713 accessors. Print arguments explicitly instead of as a list.
11715 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11717 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11718 (c_finish_omp_flish): Likewise.
11720 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11721 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11722 instead of TREE_CODE_LENGTH.
11723 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11724 (c_warn_unused_result): Likewise.
11726 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11729 * doc/invoke.texi (Warning Options): Remove
11730 -Werror-implicit-function-declaration.
11731 (Wimplicit-function-declaration): Update description.
11732 * opts.c (common_handle_option): Move handling of -Werror=* to...
11733 (enable_warning_as_error): ...here.
11734 * opts.h (enable_warning_as_error): Declare.
11735 * c-decl.c (implicit_decl_warning): Unless
11736 -Wno-implicit-function-declaration is given, emit a pedwarn if
11737 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11738 * c.opt (Wimplicit-function-declaration): Replace
11739 mesg_implicit_function_declaration with
11740 warn_implicit_function_declaration.
11741 * c-opts.c (c_common_handle_option):
11742 -Werror-implicit-function-declaration is exactly equal as
11743 -Werror=implicit-function-declaration.
11744 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11745 warn_implicit_function_declaration.
11746 (c_common_post_options): -Wimplict-function-declaration is enabled
11747 by default by -std=c99, otherwise is disabled by default.
11748 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11750 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11752 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11753 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11754 former is ignored but not the latter.
11756 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11758 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11759 is made and the reference doesn't use the alias set of its type,
11760 do not create the temporary using that type.
11762 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11764 * jump.c: Remove prototypes for delete_computation and
11765 delete_prior_computation.
11767 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11769 * jump.c (get_label_after): Delete.
11770 (get_label_before, delete_computation, delete_jump,
11771 delete_prior_computation, follow_jumps): Move...
11772 * reorg.c (delete_computation, delete_prior_computation): ... here...
11773 (get_label_before, delete_jump): ... making these static ...
11774 (follow_jumps): ... and simplifying this since it only runs after
11776 * rtl.h (get_label_after, get_label_before, delete_jump,
11777 follow_jumps): Delete prototypes.
11779 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11781 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11783 2007-02-15 Nick Clifton <nickc@redhat.com>
11785 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11786 order to prevent it from being munged by the target.
11788 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11790 * config/i386/i386.md: Remove misleading comment.
11792 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11794 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11795 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11798 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11800 * tree-sra.c (instantiate_missing_elements): Canonicalize
11802 (sra_build_assignment): New.
11803 (generate_copy_inout, generate_element_copy,
11804 generate_element_zero, generate_one_element_init): Use it.
11806 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11808 * tree-sra.c (instantiate_missing_elements): Canonicalize
11810 (sra_build_assignment): New.
11811 (generate_copy_inout, generate_element_copy,
11812 generate_element_zero, generate_one_element_init): Use it.
11814 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11816 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11819 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11821 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11822 types as aggregates not scalars.
11823 * function.c (assign_stack_temp_for_type): Likewise.
11825 2007-02-14 Roger Sayle <roger@eyesopen.com>
11826 Zdenek Dvorak <dvorakz@suse.cz>
11828 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11831 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11833 * passes.c (next_pass_1): Clear the next field of the copied
11836 2007-02-14 Richard Henderson <rth@redhat.com>
11838 * tree-sra.c (early_sra): New.
11839 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11840 (tree_sra_early, pass_sra_early): New.
11841 * tree-pass.h (pass_sra_early): Declare.
11842 * passes.c (init_optimization_passes): Use it.
11844 2007-02-14 Richard Guenther <rguenther@suse.de>
11846 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11848 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11850 PR tree-optimization/30771
11851 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11853 (vect_analyze_operations): Induction phis can now be marked as
11855 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11856 Update documentation accordingly.
11858 2007-02-14 Nick Clifton <nickc@redhat.com>
11860 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11861 most 3 arguments are supported.
11862 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11864 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11866 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11867 Ensure dst->current is valid.
11869 2007-02-13 Paul Brook <paul@codesourcery.com>
11871 * config.gcc: Add arm*-*-uclinux-*eabi.
11872 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11873 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11874 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11875 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11876 (LINK_SPEC): Define.
11877 (LIB_SPEC): Define.
11878 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11880 * config/arm/uclinux-eabi.h: New file.
11881 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11882 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11885 2007-02-13 Ian Lance Taylor <iant@google.com>
11887 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11888 * flags.h (warn_strict_overflow): Declare.
11889 (enum warn_strict_overflow_code): Define.
11890 (issue_strict_overflow_warning): New static inline function.
11891 * opts.c (warn_strict_overflow): New variable.
11892 (common_handle_option): Handle OPT_Wstrict_overflow and
11893 OPT_Wstrict_overflow_.
11894 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11896 * fold-const.c: Include intl.h.
11897 (fold_deferring_overflow_warnings): New static variable.
11898 (fold_deferred_overflow_warning): New static variable.
11899 (fold_deferred_overflow_code): New static variable.
11900 (fold_defer_overflow_warnings): New function.
11901 (fold_undefer_overflow_warnings): New function.
11902 (fold_undefer_and_ignore_overflow_warnings): New function.
11903 (fold_deferring_overflow_warnings_p): New function.
11904 (fold_overflow_warning): New static function.
11905 (make_range): Add strict_overflow_p parameter. Change all
11907 (extract_muldiv, extract_muldiv_1): Likewise.
11908 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11909 tree_expr_nonnegative_p.
11910 (fold_negate_expr): Call fold_overflow_warning.
11911 (fold_range_test): Likewise.
11912 (fold_comparison): Likewise.
11913 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11914 instead of tree_expr_nonnegative_p.
11915 (tree_expr_nonnegative_warnv_p): Rename from
11916 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11917 (tree_expr_nonnegative_p): New function.
11918 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11919 strict_overflow_p parameter.
11920 (tree_expr_nonzero_p): New function.
11921 * passes.c (verify_interpass_invariants): New static function.
11922 (execute_one_pass): Call it.
11923 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11925 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11926 (estimate_numbers_of_iterations): Likewise.
11927 (scev_probably_wraps_p): Likewise.
11928 * tree-ssa-ccp.c: Include "toplev.h".
11929 (evaluate_stmt): Defer fold overflow warnings until we know we are
11931 (struct fold_stmt_r_data): Add stmt field.
11932 (fold_stmt_r): Defer fold overflow warnings until we know we
11934 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11935 (fold_stmt_inplace): Likewise.
11936 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11937 (cleanup_control_expr_graph): Defer fold overflow warnings until
11938 we know we are going to optimize.
11939 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11940 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11942 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11943 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11944 * tree-ssa-loop-manip.c (create_iv): Likewise.
11945 * c-typeck.c (build_conditional_expr): Likewise.
11946 (build_binary_op): Likewise.
11947 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11948 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11949 (extract_range_from_unary_expr): Likewise.
11950 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11951 assuming that signed overflow does not occur.
11952 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11953 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11954 (fold_defer_overflow_warnings): Declare.
11955 (fold_undefer_overflow_warnings): Declare.
11956 (fold_undefer_and_ignore_overflow_warnings): Declare.
11957 (fold_deferring_overflow_warnings_p): Declare.
11958 (tree_expr_nonzero_warnv_p): Declare.
11959 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11960 of warning options.
11961 (Warning Options): Document -Wstrict-overflow.
11962 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11963 (tree-ssa-ccp.o): Likewise.
11964 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11965 (fold-const.o): Depend on intl.h.
11967 2007-02-13 Ian Lance Taylor <iant@google.com>
11969 PR middle-end/30751
11970 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11973 2007-02-13 Stuart Hastings <stuart@apple.com>
11975 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11977 2007-02-13 Richard Henderson <rth@redhat.com>
11979 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11980 handled_component_p before looking for the indirect_ref.
11982 2007-02-13 Richard Henderson <rth@redhat.com>
11984 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11985 remove flags clobber.
11986 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11987 (bswaphi_lowpart): New.
11988 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11989 remove TARGET_BSWAP test. Delete expander of the same name.
11991 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11992 (expand_unop): Use them.
11994 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11996 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11997 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11998 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11999 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12000 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12001 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12002 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12003 assembler dialect choice from asm templates.
12005 2007-02-12 Richard Henderson <rth@redhat.com>
12007 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12008 (fixuns_trunc<SSEMODEF>si2): Use it.
12009 * config/i386/sse.md (vec_setv4sf_0): Export.
12010 * config/i386/i386.c (ix86_build_const_vector): Export.
12011 (ix86_split_convert_uns_si_sse): Rename from
12012 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12013 * config/i386/i386-protos.h: Update.
12015 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12018 * c-typeck.c (c_finish_return): Improve warning message.
12020 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12022 * alias.c (find_symbolic_term): Delete unused function.
12024 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12026 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12027 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12028 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12030 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12032 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12033 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12034 the function, temporarily point the debug interface to the null one.
12036 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12038 * dwarf2out.c (round_up_to_align): New static function.
12039 (field_byte_offset): Use it to round the offset.
12041 2007-02-12 Richard Henderson <rth@redhat.com>
12043 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12044 (inswl_const): Export.
12046 2007-02-12 Richard Henderson <rth@redhat.com>
12048 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12049 result mode of the libcall, convert back to outmode.
12051 2007-02-12 Roger Sayle <roger@eyesopen.com>
12053 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12054 (bswapdi2): New define_expand to implement 32-bit implementation.
12056 2007-02-12 Nick Clifton <nickc@redhat.com>
12058 * doc/invoke.texi (Overall Options): Document --help=.
12059 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12060 (cc1_options): Pass --help= on to cc1.
12061 (display_help): Add description of --help=.
12062 (process_command): Add code to handle --help=. Allow translated
12063 --help and --target-help switches to be passed on to compiler
12065 (main): Remove unused if statement.
12066 * opts.c (columns): Remove.
12067 (LEFT_COLUMN): Define.
12068 (wrap_help): Add columns argument.
12069 (print_filtered_help): Change parameters to be an include bitmask,
12070 an exclude bitmask, an any bitmask and the column width. Move the
12071 code to display the params list here. Add code to display the
12072 status of options rather than their descriptions if the quiet flag
12074 (print_specific_help): Change parameters to be an include bitmask,
12075 an exclude bitmask and an any bitmask. Move code to look up the
12076 column width here. Decide upon the title for an options listing.
12077 (common_handle_options): Add code to handle --help=. Adapt code
12078 for --help and --target-help to use the revised form of the
12079 print_specific_help function.
12080 (print_help): Delete.
12081 (print_param_help): Delete.
12082 (print_switch): Delete.
12083 * opts.h (cl_lang_count): Add prototype.
12084 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12085 CL_MAX_OPTION_CLASS): New defines.
12086 * optc-gen.awk: Add construction of cl_lang_count.
12087 * c.opt: Add Warning attribute to warning options and Optimization
12088 attribute to optimization options.
12089 * common.opt: Likewise.
12091 Add -fhelp and -ftarget-help as aliases for the transformed --help
12092 and --target-help options.
12093 * opt-functions.awk: Add code to handle Warning and Optimization
12096 2007-02-12 Richard Henderson <rth@redhat.com>
12098 * config/alpha/constraints.md: New file.
12099 * config/alpha/alpha.c: Include tm-constrs.h.
12100 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12101 alpha_extra_constraint): Remove.
12102 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12103 * config/alpha/alpha-protos.h: Update.
12104 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12105 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12106 (EXTRA_CONSTRAINT): Remove.
12107 * config/alpha/alpha.md: Include constraints.md.
12108 (adddi splitter): Use satisfies_constraint_*.
12109 * config/alpha/predicates.md (add_operand): Likewise.
12110 (sext_add_operand, addition_operation): Likewise.
12112 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12114 PR tree-optimization/29145
12115 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12116 in our handling of restrict qualified pointers.
12118 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12121 * doc/invoke.texi (Wunused-value): Update description.
12122 (Wextra): Delete item.
12123 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12124 value of Wunused-value.
12125 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12126 (c_finish_stmt_expr): Don't check extra_warnings.
12127 (emit_side_effect_warnings): The caller is responsible to check
12130 2007-02-11 Roger Sayle <roger@eyesopen.com>
12131 Matt Thomas <matt@3am-software.com>
12133 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12135 2007-02-11 Roger Sayle <roger@eyesopen.com>
12137 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12138 comparisons of POPCOUNT against zero.
12139 (simplify_const_relational_operation): Likewise.
12141 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12143 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12145 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12147 * dwarf2out.c (root_type): Delete unused function.
12149 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12151 * genattrtab.c (contained_in_p): Delete unused function.
12152 (write_expr_attr_cache): Likewise.
12154 2007-02-11 Jan Hubicka <jh@suse.cz>
12156 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12159 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12161 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12162 to add the REG_EQ* note.
12163 * see.c (see_merge_one_use_extension): Likewise.
12164 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12165 turn REG_EQUAL notes into REG_EQUIV notes if the target
12166 register may have more than one set.
12167 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12168 * gcse.c (try_replace_reg): Likewise.
12169 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12170 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12171 more than one REG_EQUIV note.
12172 * reload1.c (gen_reload): Use set_unique_reg_note.
12174 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12176 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12177 (ix86_builtin_conversion): New function.
12179 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12182 * tree.h (DECL_REPLACEABLE_P): New macro.
12183 * except.c (set_nothrow_function_flags): Likewise.
12185 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12186 Ira Rosen <irar@il.ibm.com>
12187 Dorit Nuzman <dorit@il.ibm.com>
12189 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12190 * targhooks.c (default_builtin_vectorized_conversion): New.
12191 * targhooks.h (default_builtin_vectorized_function): New declaration.
12192 * target.h (struct vectorize): Add builtin_conversion field.
12193 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12194 stmt_vec_info_type value.
12195 (vectorizable_conversion): New declaration.
12196 * tree-vect-analyze.c (vect_analyze_operations): Add
12197 vectorizable_conversion call.
12198 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12199 * tree-vect-transform.c (vectorizable_conversion): New function.
12200 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12201 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12203 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12204 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12205 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12206 or ALTIVEC_BUILTIN_VCFSX.
12208 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12211 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12212 CONST_DOUBLE and operand 0 is a hard register.
12213 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12214 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12215 is a hard floating-point register.
12217 2007-02-10 Richard Henderson <rth@redhat.com>
12218 Jakub Jelinek <jakub@redhat.com>
12219 Alexandre Oliva <aoliva@redhat.com>
12221 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12222 * builtin-types.def (BT_WORD): Make unsigned.
12223 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12224 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12225 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12226 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12227 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12228 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12230 * expr.c (emutls_var_address): New.
12231 (expand_expr_real_1): Expand emulated tls.
12232 (expand_expr_addr_expr_1): Likewise.
12233 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12234 * output.h (emutls_finish): Declare.
12235 * toplev.c (compile_file): Call it.
12236 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12237 address before wrapping in CONST.
12238 * varasm.c (emutls_htab, emutls_object_type): New.
12239 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12240 (get_emutls_object_name, get_emutls_object_type): New.
12241 (get_emutls_init_templ_addr, emutls_decl): New.
12242 (emutls_common_1, emutls_finish): New.
12243 (assemble_variable): When emulating tls, swap decls; generate
12244 constructor for the emutls objects.
12245 (do_assemble_alias): When emulating tls, swap decl and target name.
12246 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12248 * varpool.c (decide_is_variable_needed): Look at force_output.
12249 Recurse for emulated tls.
12250 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12251 with decide_is_variable_needed.
12252 * emutls.c: New file.
12253 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12254 tls_object for real tls.
12256 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12258 PR rtl-optimization/29599
12259 * reload1.c (eliminate_regs_in_insn): Take the destination
12260 mode into account when computing the offset.
12262 2007-02-09 Stuart Hastings <stuart@apple.com>
12263 Richard Henderson <rth@redhat.com>
12265 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12266 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12267 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12268 fixuns_truncdfhi2): New.
12269 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12270 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12271 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12272 (floatunssidf2): Allow nonimmediate source.
12273 * config/i386/sse.md (movdi_to_sse): New.
12274 (vec_concatv2di): Drop '*'.
12275 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12276 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12277 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12279 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12280 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12281 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12282 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12283 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12284 ix86_build_const_vector.
12285 (x86_emit_floatuns): Rewrite.
12287 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12289 * genautomata.c (longest_path_length): Delete unused function.
12290 (struct state): Delete unused longest_path_length.
12291 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12292 (get_free_state): Delete unused.
12294 2007-02-09 Jan Hubicka <jh@suse.cz>
12296 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12297 * doc/invoke.texi (inline-unit-growth): Update default value.
12299 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12300 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12301 (rebuild_cgraph_edges): Likewise.
12302 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12303 (dump_cgraph_node): Dump frequencies.
12304 (cgraph_clone_edge): Add frequency scales.
12305 (cgraph_clone_node): Add freuqnecy.
12306 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12307 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12308 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12309 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12310 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12311 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12312 (save_inline_function_body): Likewise.
12313 * ipa-inline.c: inluce rtl.h
12314 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12315 (cgraph_edge_badness): Use frequencies.
12316 (cgraph_decide_recursive_inlining): Update clonning.
12317 (cgraph_decide_inlining_of_small_function): Dump frequency.
12318 * predict.c (estimate_bb_frequencies): Export.
12319 * predict.h (estimate_bb_frequencies): Declare.
12320 * tree-inline.c (copy_bb): Watch overflows.
12321 (expand_call_inline): Update call of cgraph_create_edge.
12322 (optimize_inline_calls): Use TODO flags to update frequnecies.
12323 * passes.h: Include predict.h
12324 (init_optimization_passes): Move profile ahead.
12325 (execute_function_todo): Handle TODO_rebuild_frequencies.
12327 2007-02-09 Roger Sayle <roger@eyesopen.com>
12329 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12330 the insbl or inswl pattern into a register.
12332 2007-02-09 Roger Sayle <roger@eyesopen.com>
12334 * config/ia64/ia64.md (bswapdi2): New define_insn.
12336 2007-02-09 Richard Henderson <rth@redhat.com>
12338 * config/i386/constraints.md (Ym): New constraint.
12339 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12340 (movdi_1_rex64): Split sse and xmm general register moves from
12341 memory move alternatives. Use conditional register constraints.
12342 (movsf_1, movdf_integer): Likewise.
12343 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12344 (movdf_integer_rex64): New.
12345 (pushsf_rex64): Fix output constraints.
12346 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12347 (sse2_stored): Likewise.
12348 (sse2_storeq_rex64): New.
12349 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12350 amd and not generic.
12351 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12352 for optimize_size. Remove SF/DFmode hack.
12354 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12356 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12359 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12360 Richard Sandiford <richard@codesourcery.com>
12362 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12363 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12364 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12365 m68k/t-mlib to tmake_file.
12366 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12367 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12368 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12369 Allow it to be cf or m68k. Set m68k_arch_family. If that
12370 variable is not empty, add t-$m68k_arch_family to tmake_file.
12371 Add t-mlibs to tmake_file.
12372 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12373 * config/m68k/t-cf: New file.
12374 * config/m68k/t-m68k: Likewise.
12375 * config/m68k/t-mlibs: Likewise.
12376 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12377 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12378 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12379 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12380 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12382 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12383 (INSTALL_LIBGCC): Delete.
12384 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12385 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12386 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12387 (M68K_MLIB_CPU): Define.
12388 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12389 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12390 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12392 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12393 Richard Guenther <rguenther@suse.de>
12395 PR middle-end/23361
12396 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12397 against INT_MIN/INT_MAX.
12398 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12399 file if a loop is removed.
12401 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12403 * calls.c (store_one_arg): Pass correct alignment to
12404 emit_push_insn for non-BLKmode values.
12405 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12406 unaligned stack slot via a suitably aligned slot.
12408 2007-02-08 DJ Delorie <dj@redhat.com>
12410 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12412 (legal_subregs): Use unsigned char, make const.
12413 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12415 2007-02-08 Paul Brook <paul@codesourcery.com>
12417 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12418 special interworking needed.
12420 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12422 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12423 conditional to __SSE2__.
12424 (Entries below should have been added to first ChangeLog
12425 entry for amdfam10 dated 2007-02-05)
12426 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12428 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12430 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12433 2007-02-08 DJ Delorie <dj@redhat.com>
12435 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12436 * config/m32c/m32c.c (legal_subregs): New.
12437 (m32c_illegal_subreg_p): New.
12438 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12439 unsupported subregs of hard regs.
12441 2007-02-08 Jan Hubicka <jh@suse.cz>
12443 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12444 the same one; always update histograms.
12446 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12448 * passes.c (init_optimization_passes): Tidy comment.
12450 2007-02-08 Roger Sayle <roger@eyesopen.com>
12452 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12453 strip zero_extend, bswap and rotates from POCOUNT's argument.
12454 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12455 zero_extend and rotates from PARITY's argument.
12456 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12457 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12458 of an integer constant at compile-time.
12460 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12463 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12465 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12468 * tree-ssa-live.c (remove_unused_locals): Do not remove
12469 TREE_ADDRESSABLE variables.
12470 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12471 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12472 FOR_CLOBBER. Update all users.
12473 If VAR has an associated alias set, add a virtual operand for
12474 it if no alias is found to conflict with the memory reference.
12476 2007-02-07 Jan Hubicka <jh@suse.cz>
12477 Robert Kidd <rkidd@crhc.uiuc.edu>
12479 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12481 2007-02-07 Ian Lance Taylor <iant@google.com>
12483 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12485 2007-02-07 Roger Sayle <roger@eyesopen.com>
12487 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12488 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12489 tablejumpdi, movsi_to_cr_one): Remove constraints from
12490 define_expand's match_operands.
12492 2007-02-07 Roger Sayle <roger@eyesopen.com>
12494 * global.c (compute_regsets): Move declatation of "i" inside of
12495 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12497 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12500 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12501 of INDIRECT_REF <RESULT_DECL>.
12503 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12505 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12506 Kaz Kojima <kkojima@gcc.gnu.org>
12509 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12511 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12513 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12515 * doc/loop.texi: Document possibility not to perform disambiguation
12516 of loops with multiple latches.
12517 * cfgloopmanip.c (alp_enum_p): Removed.
12518 (add_loop): Handle subloops. Use get_loop_body_with_size.
12519 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12520 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12521 the new forwarder block.
12522 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12523 Handle the case latch is NULL.
12524 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12525 when marking loop exits.
12526 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12528 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12529 disambiguate_loops_with_multiple_latches.
12530 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12531 before fix_loop_structure.
12532 * cfgloop.c: Include pointer-set.h and output.h.
12533 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12534 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12535 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12536 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12537 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12538 disambiguate_multiple_latches, get_loop_body_with_size,
12539 disambiguate_loops_with_multiple_latches): New functions.
12540 (flow_loop_dump): Dump multiple latch edges.
12541 (flow_loop_nodes_find): Handle loops with multiple latches.
12542 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12543 (glb_enum_p): Modified.
12544 (get_loop_body): Use get_loop_body_with_size.
12545 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12546 (AVOID_CFG_MODIFICATIONS): New constant.
12547 (disambiguate_loops_with_multiple_latches, add_loop,
12548 get_loop_body_with_size): Declare.
12549 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12551 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12553 PR inline-asm/28686
12554 * global.c (compute_regsets): New function.
12555 (global_alloc): Refactored ELIMINABLE_REGSET
12556 and NO_GLOBAL_ALLOC_REGS computation out.
12557 (rest_of_handle_global_alloc): Call compute_regsets()
12558 for non-optimizing case.
12560 2007-02-06 Richard Henderson <rth@redhat.com>
12562 * config/i386/constraints.md (Y2): Rename from Y.
12563 (Yi): New constraint.
12564 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12565 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12566 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12567 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12568 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12569 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12570 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12571 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12572 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12573 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12574 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12575 vec_extractv2si_1): Change Y constraints to Y2.
12576 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12577 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12578 Change Y constraints to Y2.
12579 (sse2_loadld): Change Y constraints to x.
12581 2007-02-06 Roger Sayle <roger@eyesopen.com>
12583 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12584 (parity<mode>2): New define_expand using rs6000_emit_parity.
12585 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12586 rs6000_emit_parity): New functions.
12587 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12588 rs6000_emit_parity): Prototype here.
12590 2007-02-06 Ian Lance Taylor <iant@google.com>
12592 * lower-subreg.c (simple_move_operand): Reject CONST.
12593 (resolve_clobber): Call validate_change rather than directly
12594 assigning to XEXP (pat, 0).
12596 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12598 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12599 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12600 (tree-cfg.o): Remove hashtab.h dependency.
12602 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12603 (struct ivopts_data): Change niters to pointer_map_t.
12604 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12605 (niter_for_exit): Create pointer_map on demand. Change for
12607 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12608 (free_loop_data): Destroy data->niters if created and reset field.
12609 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12610 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12612 * tree-ssa-reassoc.c: Include pointer-set.h.
12613 (bb_rank): Change to long *.
12614 (operand_rank): Change to pointer_map_t.
12615 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12616 (insert_operand_rank): Accept long.
12617 (operand_entry_hash, operand_entry_eq): Remove.
12618 (get_rank): Return long. Adjust for changes above.
12619 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12621 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12623 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12624 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12625 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12627 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12628 directly since it cannot be NULL.
12629 (get_vi_for_tree): Rewrite for pointer_map API.
12630 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12631 (init_alias_vars): Create vi_for_tree as pointer_map.
12632 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12634 * tree-cfg.c: Don't include hashtab.h.
12635 (edge_to_cases): Declare as pointer_map.
12636 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12638 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12639 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12640 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12642 (record_switch_edge): Delete.
12643 (get_cases_for_edge): Adjust for pointer_map API, inline
12644 record_switch_edge (rewritten for new API), remove goto.
12646 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12648 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12649 * tree-nested.c: Include pointer-set.h.
12650 (var_map_elt, var_map_eq, var_map_hash): Delete.
12651 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12652 to pointer_map_t's.
12653 (nesting_info_bitmap_obstack): New.
12654 (lookup_field_for_decl): Adjust for pointer_map API.
12655 (lookup_tramp_for_decl): Adjust for pointer_map API.
12656 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12657 (get_local_debug_decl): Adjust for pointer_map API.
12658 (convert_nl_goto_reference): Adjust for pointer_map API.
12659 (convert_nl_goto_receiver): Adjust for pointer_map API.
12660 (create_nesting_tree): Create outside GGC space. Create bitmap on
12661 the new obstack. Create field_map and var_map as pointer_maps.
12662 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12664 (lower_nested_functions): Move root here, no need to NULL it.
12665 Initialize and release the obstack.
12667 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12669 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12670 Remove prototypes and make them non-static.
12671 (struct tree_int_map): Remove.
12672 * tree.h (struct tree_int_map): Move here, turning TO into an
12674 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12676 * tree.h (TREE_COMPLEXITY): Remove.
12677 (struct tree_exp): Remove complexity field.
12678 * tree.c (build1_stat): Don't set it.
12680 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12681 Victor Kaplansky <victork@il.ibm.com>
12683 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12684 (vect_is_simple_reduction): Support reduction with induction as
12685 one of the operands.
12686 (vect_is_simple_iv_evolution): Fix formatting.
12687 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12688 formatting. Don't mark induction phis for vectorization.
12689 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12690 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12691 (vect_get_vec_def_for_operand): Support induction.
12692 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12694 (vectorizable_reduction): Support reduction with induction as one of
12696 (vectorizable_type_demotion): Use def-type of stmt argument rather
12697 than dummy def-type.
12699 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12700 flag_tree_scev_cprop.
12701 * common.opt (tree-scev-cprop): New flag.
12703 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12704 call to vect_get_new_vect_var.
12706 2007-02-06 Ira Rosen <irar@il.ibm.com>
12708 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12709 vectype is not NULL.
12710 (vect_pattern_recog_1): Likewise.
12712 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12714 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12715 (fold_negate_expr): Likewise.
12717 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12720 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12721 even if cv-qualification is the same.
12723 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12725 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12726 __enable_execute_stack on completion.
12728 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12730 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12731 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12732 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12733 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12734 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12735 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12736 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12737 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12739 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12741 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12742 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12743 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12744 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12745 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12746 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12747 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12748 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12749 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12750 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12751 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12752 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12753 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12754 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12755 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12756 sqrtextenddfxf2_i387): Added amdfam10_decode.
12758 * config/i386/athlon.md (athlon_idirect_amdfam10,
12759 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12760 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12761 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12762 athlon_ivector_store_amdfam10): New define_insn_reservation.
12763 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12766 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12768 * config/i386/athlon.md (athlon_call_amdfam10,
12769 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12770 define_insn_reservation.
12771 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12772 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12773 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12775 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12777 * config/i386/athlon.md (athlon_sseld_amdfam10,
12778 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12779 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12781 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12783 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12784 define_insn_reservation.
12785 * config/i386/i386.md (sseins): Added sseins to define_attr type
12786 and define_attr unit.
12787 * config/i386/sse.md: Set type attribute to sseins for insertq
12790 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12792 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12793 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12794 ssecomi_load_amdfam10, ssecomi_amdfam10,
12795 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12796 define_insn_reservation.
12797 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12799 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12801 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12802 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12803 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12804 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12805 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12806 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12807 define_insn_reservation.
12809 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12810 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12811 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12812 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12813 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12815 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12817 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12818 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12819 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12820 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12821 athlon_ssemul_load_k8): Added amdfam10.
12823 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12825 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12826 (x86_sse_unaligned_move_optimal): New variable.
12828 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12830 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12831 for unaligned vector SSE double/single precision loads for AMDFAM10.
12833 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12835 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12836 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12837 Define TARGET_CPU_DEFAULT_amdfam10.
12838 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12839 (processor_type): Add PROCESSOR_AMDFAM10.
12841 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12842 processor_type in config/i386/i386.h.
12843 Enable imul peepholes for TARGET_AMDFAM10.
12845 * config.gcc: Add support for --with-cpu option for amdfam10.
12847 * config/i386/i386.c (amdfam10_cost): New variable.
12848 (m_AMDFAM10): New macro.
12849 (m_ATHLON_K8_AMDFAM10): New macro.
12850 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12851 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12852 x86_promote_QImode, x86_integer_DFmode_moves,
12853 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12854 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12855 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12856 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12857 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12858 Enable/disable for amdfam10.
12859 (override_options): Add amdfam10_cost to processor_target_table.
12860 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12861 processor_alias_table.
12862 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12863 (ix86_adjust_cost): Add code for amdfam10.
12865 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12867 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12868 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12869 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12870 * config/i386/i386.h: Add builtin definition for SSE4A.
12871 * config/i386/i386.md: Add support for ABM instructions
12872 (popcnt and lzcnt).
12873 * config/i386/sse.md: Add support for SSE4A instructions
12874 (movntss, movntsd, extrq, insertq).
12875 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12876 Add -march=amdfam10 flag.
12877 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12878 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12880 * doc/extend.texi: Add documentation for SSE4A builtins.
12882 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12884 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12886 2007-02-05 Richard Guenther <rguenther@suse.de>
12888 * tree-vectorizer.h (vectorizable_function): Add argument type
12889 argument, change return type.
12890 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12891 * tree-vect-transform.c (vectorizable_function): Handle extra
12892 argument, return vectorized function decl.
12893 (build_vectorized_function_call): Remove.
12894 (vectorizable_call): Handle calls with result and argument types
12895 differing. Handle loop vectorization factor correctly.
12896 * targhooks.c (default_builtin_vectorized_function): Adjust for
12898 * targhooks.h (default_builtin_vectorized_function): Likewise.
12899 * target.h (builtin_vectorized_function): Add argument type
12901 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12902 extra argument, allow vectorizing of lrintf.
12903 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12904 documentation of target hook.
12906 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12909 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12910 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12911 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12913 2007-02-05 Roger Sayle <roger@eyesopen.com>
12915 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12916 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12917 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12918 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12919 before canonicalizing sincos to cexpi.
12920 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12922 2007-02-05 Roger Sayle <roger@eyesopen.com>
12924 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12925 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12926 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12928 2007-02-05 Roger Sayle <roger@eyesopen.com>
12930 * mips-tfile.c (initialize_init_file): Correct endianness test.
12932 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12934 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12935 the 'y' constraint.
12937 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12939 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12940 saves in a PARALLEL before the register assignments.
12942 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12944 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12945 DWARF_FRAME_RETURN_COLUMN to be a general register.
12946 * dwarf2out.c (init_return_column_size): New function, split from...
12947 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12948 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12949 to be nongeneral registers.
12950 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12952 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12953 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12955 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12957 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12959 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12961 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12962 (remove_path): Use can_remove_branch_p and remove_branch instead
12963 of loop_delete_branch_edge.
12964 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12965 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12966 Update profile using scale_dominated_blocks_in_loop.
12967 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12968 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12969 (can_remove_branch_p, remove_branch): Declare.
12970 * tree-cfg.c (tree_can_remove_branch_p): New function.
12971 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12972 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12973 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12975 2007-02-05 Jan Hubicka <jh@suse.cz>
12977 PR middle-end/30696
12978 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12979 nodes in cgraph, don't remove offline copy of the function.
12981 2007-02-04 Jan Hubicka <jh@suse.cz>
12983 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12984 vectors might cause maybe_lookup_element_for_expr to be called
12985 on non-sra-candidate.
12987 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12989 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12990 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12991 spelling conventions.
12993 2007-02-04 Richard Guenther <rguenther@suse.de>
12995 PR middle-end/30636
12996 * fold-const.c (try_move_mult_to_index): Make sure to not
12997 overflow one dimension of a multi-dimensional array access.
12999 2007-02-04 Jan Hubicka <jh@suse.cz>
13001 * passes.c (init_optimization_passes): Reindent.
13003 2007-02-04 Jan Hubicka <jh@suse.cz>
13004 Eric Botcazou <ebotcazou@adacore.com>
13006 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13007 (execute_fixup_cfg): Break out the abnormal goto code.
13008 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13009 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13010 (optimize_inline_calls): Call make_nonlocal_label_edges.
13012 2007-02-04 Jan Hubicka <jh@suse.cz>
13014 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13015 true when something was changed.
13016 (rename_ssa_copies): When something was changed, do
13017 TODO_remove_unused_locals.
13018 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13019 add TODO_remove_unused_locals when instruction was removed.
13021 2007-02-04 Jan Hubicka <jh@suse.cz>
13023 * ipa-inline.c (try_inline): Improve debug output; work on already
13025 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13026 call try_inline for already inlined edges too when flattening;
13027 inline also functions that make callee growth but overall unit size
13030 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13032 * config/m32c/bitops.md, config/m32c/jump.md,
13033 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13034 config/m32r/m32r.h, config/m32r/m32r.md,
13035 config/m32r/predicates.md, config/m68hc11/larith.asm,
13036 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13037 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13038 config/mips/mips-protos.h, config/mips/mips.c,
13039 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13040 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13041 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13042 spelling conventions.
13044 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13045 Follow spelling conventions.
13047 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13049 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13050 warn about C++0x compatibility.
13052 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13054 * config/h8300/h8300.c, config/h8300/h8300.h,
13055 config/h8300/h8300.md: Follow spelling conventions.
13057 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13059 PR middle-end/30667
13060 * combine.c (try_combine): Do not substitute source operand
13061 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13063 2007-02-03 Jan Hubicka <jh@suse.cz>
13065 PR gcov-profile/30650
13066 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13067 do not divide by zero for never executed counters.
13068 (tree_find_values_to_profile): Fix counters.
13069 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13071 2007-02-03 Ian Lance Taylor <iant@google.com>
13073 * lower-subreg.c (simple_move_operand): New static function,
13074 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13076 (simple_move): Call simple_move_operand.
13077 (find_decomposable_subregs): Add special handling of MEMs.
13078 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13079 meaning of return value. If we see a hard register, test whether
13080 it can store a word_mode value. Change all callers.
13082 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13084 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13085 ftrapv insns and expanders.
13086 (subdi3): Change define_expand operand 1 to arith11_operand, and
13087 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13088 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13089 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13092 PR middle-end/30174
13093 * varasm.c (notice_global_symbol): Treat global objects as weak when
13094 flag_shlib is true.
13096 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13098 * emit-rtl.c (dconstpi): Delete.
13099 (dconstsqrt2): New.
13100 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13101 * real.h (dconstpi): Delete.
13102 (dconstsqrt2): New.
13103 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13104 (fold_builtin_hypot): Likewise.
13106 2007-02-03 Tom Tromey <tromey@redhat.com>
13109 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13110 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13112 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13114 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13115 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13116 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13117 config/rs6000/cell.md, config/rs6000/darwin.h,
13118 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13119 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13120 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13121 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13122 typos. Follow spelling conventions.
13123 * doc/invoke.texi: Follow spelling conventions.
13125 2007-02-03 Roger Sayle <roger@eyesopen.com>
13127 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13128 canonicalization transformations that attempt to simplify integer
13129 constant comparisons to become comparisons against zero.
13131 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13133 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13135 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13136 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13138 2007-02-02 Mike Stump <mrs@apple.com>
13140 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13141 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13142 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13143 generate a branch island.
13145 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13147 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13148 (xtensa_legitimate_address_p): New.
13149 (xtensa_legitimize_address): New.
13150 (xtensa_output_addr_const_extra): New.
13151 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13153 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13154 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13155 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13156 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13157 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13158 (xtensa_legitimize_address): New.
13159 (xtensa_output_addr_const_extra): New.
13161 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13163 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13165 2007-02-02 Ian Lance Taylor <iant@google.com>
13167 * expmed.c (expand_divmod): Add comment.
13169 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13171 * emit-rtl.c (renumber_insns): Remove.
13172 * flags.h: Remove the extern for flag_renumber_insns.
13173 * rtl.h: Remove the prototype for renumber_insns.
13174 * toplev.c (flag_renumber_insns): Remove.
13176 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13178 Revert for x86 darwin:
13179 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13181 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13182 code before the following patch under TARGET_MACHO.
13183 (ix86_function_value_regno_p): Likewise.
13185 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13187 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13190 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13193 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13194 general or fp registers. Add comments.
13195 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13197 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13199 * pointer-set.c (insert_aux): Only return insertion slot.
13200 (pointer_set_insert): Adjust.
13201 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13202 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13203 pointer_map_traverse): New.
13204 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13205 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13206 pointer_map_contains, pointer_map_traverse): Declare.
13208 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13210 PR middle-end/30473
13211 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13212 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13214 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13216 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13218 (struct _dep): New type.
13219 (dep_t): New typedef.
13220 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13221 (DEP_STATUS): New access macro. The macro with the same name was
13222 renamed to DEP_LINK_STATUS.
13223 (dep_init): Declare function
13225 (struct _dep_link): New type.
13226 (dep_link_t): New typedef.
13227 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13228 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13229 (DEP_LINK_STATUS): New macro.
13230 (debug_dep_links): New debug function.
13232 (struct _deps_list): New type.
13233 (deps_list_t): New typedef.
13234 (DEPS_LIST_FIRST): New access macro.
13235 (FOR_EACH_DEP_LINK): New cycle macro.
13236 (create_deps_list, free_deps_list, delete_deps_list): Declare
13238 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13239 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13240 (copy_deps_list_change_con): Ditto.
13242 (move_dep_link): Declare function.
13244 (struct _dep_node): New type.
13245 (dep_node_t): New typedef.
13246 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13248 (struct haifa_insn_data.back_deps): New field to hold backward
13249 dependencies of the insn.
13250 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13252 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13253 Change its type to deps_list_t.
13254 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13255 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13256 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13258 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13260 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13262 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13264 (dep_cost): Declare.
13266 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13267 (ds_to_dk, dk_to_ds): New functions.
13269 (init_dep_1): New static function.
13270 (init_dep): New function.
13271 (copy_dep): New static function.
13273 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13275 (detach_dep_link): New static function.
13276 (move_dep_link): New function.
13278 (dep_links_consistent_p, dump_dep_links): New static functions.
13279 (debug_dep_links): New debugging function.
13281 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13283 (alloc_deps_list, init_deps_list): New static functions.
13284 (create_deps_list): New function.
13285 (clear_deps_list): New static function.
13286 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13287 (deps_list_consistent_p, dump_deps_list): New static functions.
13288 (debug_deps_list): New function.
13289 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13291 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13293 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13294 use new scheduler dependencies lists.
13295 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13296 (sched_analyze): Ditto. Initialize dependencies lists.
13297 (add_forw_dep, compute_forward_dependences): Update to use new
13298 scheduler dependencies lists.
13300 (init_dependency_caches): Init deps_obstack.
13301 (free_dependency_caches): Free deps_obstack.
13303 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13304 new scheduler dependencies lists.
13305 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13306 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13308 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13309 Update to use new scheduler dependencies lists.
13310 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13311 (debug_dependencies): Ditto.
13312 (schedule_region): Update comments.
13314 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13315 scheduler dependencies lists.
13316 (schedule_ebb): Update comments.
13318 * rtl.def (DEPS_LIST): Remove.
13320 * lists.c (unused_deps_list): Remove.
13321 (free_list): Update assertions.
13323 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13324 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13326 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13327 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13329 * haifa-sched.c (comments): Update.
13330 (insn_cost1): Remove. Inline the code into insn_cost ().
13331 (insn_cost): Update to use new scheduler dependencies lists. Move
13332 processing of the dependency cost to dep_cost ().
13333 (dep_cost): New function. Use it instead of insn_cost () when
13334 evaluating cost of the dependency. Use compatible interface to
13335 interact with the target.
13336 (priority): Update to use new scheduler dependencies lists.
13337 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13338 with greater number of insns that depend on the insn.
13339 (schedule_insn): Update to use new scheduler dependencies lists. Add
13340 code to free backward dependencies lists. Inline and optimize code
13341 from resolve_dep () - see PR28071.
13342 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13343 lists. Update call to targetm.sched.is_costly_dependence hook.
13345 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13346 scheduler dependencies lists.
13348 (resolve_dep): Remove. Move the logic to schedule_insn ().
13349 (init_h_i_d): Initialize dependencies lists.
13351 (process_insn_depend_be_in_spec): Rename to
13352 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13353 dependencies lists.
13354 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13355 Update to use new scheduler dependencies lists.
13356 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13358 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13359 new scheduler dependencies lists.
13360 (build_intra_loop_deps): Ditto.
13362 * target.h (struct _dep): Declare to use in
13363 gcc_target.sched.is_costly_dependence.
13364 (struct gcc_target.sched.adjust_cost): Fix typo.
13365 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13366 single dep_t parameter instead of an equivalent triad.
13367 (struct gcc_target.sched.adjust_cost_2): Remove.
13369 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13371 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13373 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13375 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13377 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13378 (REG_DEP_TRUE): Document.
13380 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13381 Change signature to correspond to the targetm.sched.adjust_cost hook.
13382 Update use in TARGET_SCHED_ADJUST_COST_2.
13383 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13384 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13385 new scheduler dependencies lists.
13386 (ia64_gen_check): Ditto.
13388 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13389 dependencies lists.
13391 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13392 signature to correspond to the targetm.sched.is_costly_dependence hook.
13393 (is_costly_group): Update to use new scheduler dependencies lists.
13395 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13396 instead of INSN_COST () macro.
13398 2007-02-01 Ian Lance Taylor <iant@google.com>
13400 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13402 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13404 * pa.md (tp_load): Correct mfctl instruction syntax.
13406 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13408 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13409 altivec_padding_size calculation on AIX. Improve comment, add
13410 assert to verify that it's right.
13412 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13415 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13417 PR inline-asm/28686
13418 * global.c (global_alloc): Add mising initialization of
13421 2007-02-01 Roger Sayle <roger@eyesopen.com>
13423 * alias.c (init_alias_analysis): Correct whitespace.
13424 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13425 partition_hot_cold_basic_blocks): Likewise.
13426 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13427 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13428 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13429 fold_builtin_snprintf_chk, fold_builtin_printf,
13430 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13431 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13432 * cfgcleanup.c (cleanup_cfg): Likewise.
13433 * cfgexpand.c (tree_expand_cfg): Likewise.
13434 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13435 * function.c (get_next_funcdef_no): Likewise.
13436 * gengtype.c (main): Likewise.
13437 * genmodes.c (main): Likewise.
13438 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13439 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13440 * ifcvt.c (noce_emit_move_insn): Likewise.
13441 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13443 * stor-layout.c (get_best_mode): Likewise.
13444 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13445 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13446 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13447 perform_var_substitution, solve_graph): Likewise.
13448 * tree-vrp.c (vrp_finalize): Likewise.
13450 2007-02-01 Ian Lance Taylor <iant@google.com>
13452 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13453 high part of a paradoxical subreg, return a constant zero.
13455 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13457 * toplev.c (lang_dependent_init): Call init_set_costs.
13458 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13460 2007-02-01 Richard Guenther <rguenther@suse.de>
13462 PR middle-end/30656
13463 * fold-const.c (fold_negate_expr): Allow negating a
13464 constant if overflow does not change.
13466 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13468 * doc/c-tree.texi (Expression trees): Improve markup.
13469 * doc/tm.texi (Register Classes, Addressing Modes)
13470 (Floating Point): Fix spacing after abbreviations. Fix some
13473 2007-02-01 Ben Elliston <bje@au.ibm.com>
13475 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13476 * doc/contrib.texi: Likewise.
13477 * doc/install.texi: Likewise.
13479 2007-01-31 Richard Henderson <rth@redhat.com>
13480 Ian Lance Taylor <iant@google.com>
13482 * lower-subreg.c: New file.
13483 * rtl.def (CONCATN): Define.
13484 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13485 pass_lower_subreg2.
13486 * emit-rtl.c (update_reg_offset): New static function, broken out
13487 of gen_rtx_REG_offset.
13488 (gen_rtx_REG_offset): Call update_reg_offset.
13489 (gen_reg_rtx_offset): New function.
13490 * regclass.c: Revert patch of 2006-03-05, restoring
13492 (clear_reg_info_regno): New function.
13493 * dwarf2out.c (concatn_loc_descriptor): New static function.
13494 (loc_descriptor): Handle CONCATN.
13495 * common.opt (fsplit_wide_types): New option.
13496 * opts.c (decode_options): Set flag_split_wide_types when
13498 * timevar.def (TV_LOWER_SUBREG): Define.
13499 * rtl.h (gen_reg_rtx_offset): Declare.
13500 (reg_scan_update): Declare.
13501 * regs.h (clear_reg_info_regno): Declare.
13502 * tree-pass.h (pass_lower_subreg): Declare.
13503 (pass_lower_subreg2): Declare.
13504 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13505 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13506 -fsplit-wide-types.
13507 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13508 * Makefile.in (OBJS-common): Add lower-subreg.o.
13509 (lower-subreg.o): New target.
13511 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13513 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13515 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13518 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13520 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13522 PR middle-end/29335
13523 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13525 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13527 * cfgloop.h: Include vec-prim.h.
13528 (enum li_flags): Remove LI_ONLY_OLD.
13529 (loop_iterator): Changed.
13530 (fel_next, fel_init): Iterate over loop tree.
13531 (FOR_EACH_LOOP_BREAK): New macro.
13532 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13534 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13535 * modulo-sched.c (sms_schedule): Ditto.
13536 * tree-vectorizer.c (vectorize_loops): Ditto.
13537 * doc/loop.texi: Update information on loop numbering and behavior of
13538 FOR_EACH_LOOP wrto new loops.
13539 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13540 add_to_evolution_1): Test nestedness of loops instead of comparing
13542 * tree-chrec.c (chrec_fold_plus_poly_poly,
13543 chrec_fold_multiply_poly_poly, chrec_evaluate,
13544 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13545 reset_evolution_in_loop): Ditto.
13546 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13548 2007-01-31 Dirk Mueller <dmueller@suse.de>
13550 * c-common.c (warn_about_parentheses): Separate warning about
13551 un-parenthized sequence of comparison operators from the one
13552 which is supposed to warn about x <= y <= z.
13554 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13556 * optabs.h (enum optab_index): Add new OTI_isinf.
13557 (isinf_optab): Define corresponding macro.
13558 * optabs.c (init_optabs): Initialize isinf_optab.
13559 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13561 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13562 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13564 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13565 expand_builtin_interclass_mathfn.
13566 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13567 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13568 (fxam<mode>2_i387): New insn pattern.
13569 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13570 built-in functions as x87 inline asm.
13572 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13574 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13576 2007-01-30 Eric Christopher <echristo@apple.com>
13578 * config.gcc: Add geode.
13580 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13582 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13583 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13584 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13585 value-prof.c: Fix comment typos.
13587 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13590 * doc/invoke.texi (Wpointer-arith): Document warning.
13592 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13594 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13595 the list of discrepancies from the draft TR.
13597 2007-01-30 Dirk Mueller <dmueller@suse.de>
13600 * doc/invoke.texi (-Wreturn-type): Update description to
13601 match new behavior.
13603 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13605 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13607 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13609 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13610 to handle optabs that operate on floating point input argument and
13611 output to integer output.
13612 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13613 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13614 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13615 expand_builtin_interclass_mathfn ().
13616 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13617 (ilogbsi2): Remove.
13618 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13619 ilogbl built-in functions as x87 intrinsics.
13621 2007-01-30 Richard Guenther <rguenther@suse.de>
13623 PR middle-end/27657
13624 * dwarf2out.c (reference_to_unused): Query varpool if the
13625 variable was output.
13627 2007-01-30 Richard Guenther <rguenther@suse.de>
13629 PR middle-end/30313
13630 * passes.c (execute_one_pass): Reset in_gimple_form to not
13631 confuse non-unit-at-a-time mode.
13633 2007-01-29 Roger Sayle <roger@eyesopen.com>
13634 Richard Guenther <rguenther@suse.de>
13636 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13637 avoid undefined behaviour on overflow. Use force_fit_type_double
13638 to construct the constant with the specified TREE_OVERFLOW.
13640 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13642 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13643 * config/dfp-bit.h: Ditto.
13645 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13647 * c-decl.c (pop_scope): Replace warnings with call to
13648 warn_for_unused_label.
13649 * c-common.h (warn_for_unused_label): Declare.
13650 * c-common.c (warn_for_unused_label): Define.
13652 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13654 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13657 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13659 * Makefile.in (USER_H): Remove decfloat.h.
13660 * ginclude/decfloat.h: Delete, moving contents to ...
13661 * ginclude/float.h: Add support for decimal floating point,
13662 guarded by __STDC_WANT_DEC_FP__.
13664 2007-01-29 Mike Stump <mrs@apple.com>
13666 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13667 Analysis and Representation to resolve case insensitive conflict.
13668 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13670 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13672 * tree.h (struct tree_memory_tag): Add aliases member.
13673 (MTAG_ALIASES): New macro.
13674 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13675 (add_may_alias): Remove pointer-set. Update for may_aliases being
13677 (mark_aliases_call_clobbered): Update for may_aliases being a
13679 (compute_tag_properties): Ditto.
13680 (create_partition_for): Ditto.
13681 (compute_memory_partitions): Ditto.
13682 (dump_may_aliases_for): Ditto.
13683 (is_aliased_with): Ditto.
13684 (add_may_alias_for_new_tag): Ditto.
13685 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13686 (compute_is_aliased): New function.
13687 (compute_may_aliases): Call compute_is_aliased).
13688 (init_alias_info): Initialize alias_bitmap_obstack.
13689 (union_alias_set_into): New function.
13690 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13691 (have_common_aliases_p): Rewrite to take two bitmaps and use
13693 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13694 Update for bitmaps.
13695 (finalize_ref_all_pointers): Update for add_may_alias changes.
13696 (new_type_alias): Ditto.
13697 * tree-flow-inline.h (may_aliases): Return a bitmap.
13698 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13699 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13700 may_aliases being a bitmap.
13701 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13702 may_aliases now returns a bitmap.
13703 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13705 * tree-ssa-operands.c (add_virtual_operand): Update for
13706 may_aliases being a bitmap.
13708 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13710 PR tree-optimization/30630
13711 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13712 variable as changed.
13714 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13717 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13718 expanded only once even if an error occurs.
13720 2007-01-29 Ben Elliston <bje@au.ibm.com>
13722 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13723 (__gcov_average_profiler): Likewise.
13724 (__gcov_ior_profiler): Likewise.
13725 (__gcov_merge_ior): Likewise.
13727 2007-01-28 Jan Hubicka <jh@suse.cz>
13729 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13730 * value-prof.c (stringop_block_profile): Likewise.
13732 2007-01-28 Jan Hubicka <jh@suse.cz>
13734 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13735 variant handling histograms; add wrapper.
13736 (clear_storage_via_libcall): Export.
13737 (emit_block_move_hints): Break out from ...; add histograms.
13738 (emit_block_move): ... this one.
13739 (clear_storage_hints): Break out from ...; add histograms.
13740 (clear_storage): ... this one.
13741 (set_storage_via_memset): Handle histogram.
13742 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13743 (clear_storage_hints, clear_storage_via_libcall): Declare.
13744 (set_storage_via_setmem): Update prototype.
13745 * doc/md.texi (movmem, setmem): Document new arguments.
13747 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13749 (stringop_block_profile): New global function.
13750 (tree_stringops_values_to_profile): Profile block size and alignment.
13751 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13753 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13754 (stringop_block_profile): Declare.
13755 * builtins.c: Include value-prof.h.
13756 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13757 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13758 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13759 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13760 * profile.c (instrument_values): Add new counters.
13761 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13763 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13764 (tree_init_edge_profiler): Build new profilers.
13765 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13766 (pass_tree_profile): Add dump.
13767 (tree_profile_hooks): Update.
13768 * Makefile.in (LIBGCOV): Add new constants.
13769 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13770 __gcov_ior_profiler): New.
13771 * i386.md (movmem/setmem expanders): Add new optional arguments.
13773 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13775 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13777 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13779 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13780 (tree_unswitch_single_loop): Pass eni_size_weights to
13781 tree_num_loop_insns.
13782 * tree-ssa-loop-manip.c: Include tree-inline.h.
13783 (can_unroll_loop_p): Pass eni_size_weights to
13784 tree_num_loop_insns.
13785 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13786 Pass eni_size_weights to estimate_num_insns.
13787 * tree.h (init_inline_once): Export.
13788 * toplev.c (backend_init): Call init_inline_once.
13789 * cgraphunit.c (cgraph_process_new_functions,
13790 cgraph_analyze_function): Pass eni_inlining_weights to
13791 estimate_num_insns.
13792 * ipa-inline.c (compute_inline_parameters): Ditto.
13793 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13794 to estimate_num_insns.
13795 (try_unroll_loop_completely): Pass eni_size_weights to
13796 tree_num_loop_insns.
13797 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13798 ot estimate_num_insns.
13799 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13800 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13801 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13802 eni_time_weights): New variables.
13803 (init_inline_once): Initialize them.
13804 (struct eni_data): Mew.
13805 (estimate_num_insns_1, estimate_num_insns): Use weights.
13806 * tree-inline.h (struct eni_weights_d): New.
13807 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13808 (estimate_num_insns): Declaration changed.
13809 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13810 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13811 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13813 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13815 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13816 relations in the conflict function is valid.
13818 2007-01-27 Ian Lance Taylor <iant@google.com>
13820 * common.opt: Add fstrict-overflow.
13821 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13822 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13823 (TYPE_OVERFLOW_UNDEFINED): Define.
13824 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13826 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13827 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13828 (fold_negate_expr): Likewise.
13829 (make_range): Likewise.
13830 (extract_muldiv_1): Likewise.
13831 (maybe_canonicalize_comparison): Likewise.
13832 (fold_comparison): Likewise.
13833 (fold_binary): Likewise.
13834 (tree_expr_nonnegative_p): Likewise.
13835 (tree_expr_nonzero_p): Likewise.
13836 * tree-vrp.c (compare_values): Likewise.
13837 (extract_range_from_binary_expr): Likewise.
13838 (extract_range_from_unary_expr): Likewise.
13839 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13841 (nowrap_type_p): Likewise.
13842 * tree-scalar-evolution.c (simple_iv): Likewise.
13843 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13844 (build_range_check): Likewise.
13845 (extract_muldiv_1): Likewise.
13846 (fold_comparison): Likewise.
13847 * tree-vrp.c (vrp_int_const_binop): Likewise.
13848 (extract_range_from_unary_expr): Likewise.
13849 * convert.c (convert_to_integer): Likewise.
13850 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13851 (fold_comparison): Likewise.
13852 (fold_binary): Likewise.
13853 * optabs.c (optab_for_tree_code): Likewise.
13854 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13855 * simplify-rtx.c (simplify_const_relational_operation): Check
13856 flag_strict_overflow and flag_trapv.
13857 (simplify_const_relational_operation): Likewise.
13858 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13859 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13862 2007-01-27 Roger Sayle <roger@eyesopen.com>
13864 * tree.c (tree_fold_gcd): Delete.
13865 * tree.h (tree_fold_gcd): Remove prototype.
13866 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13867 test whether one constant integer is a multiple of another. Instead
13868 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13869 * fold-const.c (multiple_of_p): We've determined both TOP and
13870 BOTTOM are integer constants so we can call int_const_binop directly
13871 instead of the more generic const_binop.
13873 2007-01-27 Roger Sayle <roger@eyesopen.com>
13875 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13876 1*X check that the constant hasn't overflowed, to preserve the
13878 (round_up): Provide an efficient implementation when rouding-up an
13879 INTEGER_CST to a power-of-two.
13881 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13883 * doc/sourcebuild.texi: Add comma for clarity.
13884 * doc/extend.texi: Fix some typos.
13885 * doc/passes.texi: Likewise.
13886 * doc/cppinternals.texi: Likewise.
13887 * doc/c-tree.texi: Likewise.
13888 * doc/tree-ssa.texi: Likewise.
13889 * doc/install.texi: Likewise.
13891 2007-01-27 Jan Hubicka <jh@suse.cz>
13893 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13894 (pass_sra): Do not require alias information.
13895 * passes.c (init_optimization_passes): Add SRA
13897 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13899 * tracer.c (rest_of_handle_tracer): We already cleaned
13900 up the CFG in tracer() so don't do it here again.
13901 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13902 cleanup_cfg here, either. And don't call renumber_insns.
13904 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13905 and BB_HEAD are in the insn stream here. Instead make sure
13906 that BB_INSN is valid on all insns. Also, do check here that
13907 there are no pending branch predictions...
13908 (rtl_verify_flow_info): ...instead of doing it here. Checks
13909 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13912 2007-01-26 Roger Sayle <roger@eyesopen.com>
13914 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13915 function to simplify/factorize operand order canonicalization.
13916 (ix86_fixup_binary_operands): Reorganize using the above function.
13917 (ix86_binary_operator_ok): Likewise.
13919 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13921 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13922 file scope from optimize_attrs.
13923 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13925 (optimize_attrs): Clear insn_code_values after freeing it.
13927 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13929 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13930 a parts.base assignment.
13932 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13934 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13935 (compute_subscript_distance, initialize_data_dependence_relation,
13936 finalize_ddr_dependent, analyze_ziv_subscript,
13937 analyze_siv_subscript_cst_affine,
13938 compute_overlap_steps_for_affine_univar,
13939 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13940 analyze_siv_subscript, analyze_miv_subscript,
13941 analyze_overlapping_iterations, subscript_dependence_tester_1,
13942 compute_self_dependence, free_dependence_relation): Work
13943 with affine_fn instead of chrecs.
13944 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13945 common_affine_function, affine_function_base,
13946 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13947 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13948 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13949 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13950 (all_chrecs_equal_p): Removed.
13951 * tree-data-ref.h (affine_fn, conflict_function): New types.
13952 (struct subscript): Change type of conflicting_iterations_in_a
13953 and conflicting_iterations_in_b.
13955 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13958 * config/pa/pa.h (TARGET_HPUX_11): New.
13959 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13960 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13962 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13963 Richard Guenther <rguenther@suse.de>
13965 * tree-ssa-structalias.c (solve_graph): Handle case
13966 we merged the variable to another.
13968 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13970 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13973 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13974 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13976 2007-01-25 DJ Delorie <dj@redhat.com>
13978 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13979 allow changes to modes which don't fit in those registers.
13981 * reload1.c (choose_reload_regs): Check for invalid subregs before
13982 computing their locations, not after.
13984 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13987 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13988 save Altivec registers in an eh_return function.
13989 (compute_vrsave_mask): Likewise.
13990 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13991 for saving Altivec registers.
13992 (rs6000_emit_prologue): Don't allocate stack twice in
13993 eh_return function. Correct expected value of altivec_save_offset
13994 when using save_world. Describe save of R0 to stack when using
13995 save_world. Describe stack pointer adjustment when using
13996 save_world. Remove duplicated eh_return parameter register saving.
13997 Update sp_offset variable after save_world.
13998 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14000 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14001 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14004 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14006 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14008 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14011 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14012 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14014 2007-01-25 Richard Guenther <rguenther@suse.de>
14016 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14017 * common.opt (-Wcoverage-mismatch): New warning option.
14018 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14019 if -Wcoverage-mismatch is given.
14021 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14023 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14024 (ipcp_driver): Change to static definition.
14025 Add dumping of the ifunctions.
14026 (constant_val_insert): Remove unused parameter. Support for SSA.
14027 (ipcp_propagate_const): Support for SSA.
14028 (ipcp_profile_bb_print): Print only analyzed nodes.
14029 (ipcp_replace_map_create): Remove support for Fortran constant
14031 * ipa-prop.c (ipa_method_modify_stmt,
14032 ipa_callsite_compute_param): Support for SSA.
14033 * ipa-prop.h (ipcp_driver): Remove declaration.
14034 (IS_VALID_TREE_MAP_INDEX): Add define.
14036 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14038 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14040 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14042 PR middle-end/30447
14043 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14044 constant argument to cabs and do it without checking for
14045 -funsafe-math-optimizations.
14047 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14049 * c-common.h (RID_FIRST_CXX0X): New.
14050 (RID_LAST_CXX0X): New.
14051 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14053 * c.opt (Wc++0x-compat): New.
14054 * doc/invoke.texi (-Wc++0x-compat): Document.
14056 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14058 * builtins.c (fold_builtin_carg): New.
14059 (fold_builtin_1): Use it.
14061 2007-01-24 Jan Hubicka <jh@suse.cz>
14063 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14065 * ipa-inline.c (initial_insns, max_insns): Delete.
14066 (compute_max_insns): New function.
14067 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14068 of insns as base for code growth.
14069 (cgraph_decide_inlining): Make initial_insns local; do not compute
14071 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14072 * doc/invoke.texi (inline-unit-growth): Update docs.
14074 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14076 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14077 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14078 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14079 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14080 for CPUs that have PTA_CX16 set.
14082 PR middle-end/27416
14083 * gimplify.c (omp_check_private): New function.
14084 (gimplify_scan_omp_clauses): Use it for
14085 firstprivate/lastprivate/reduction.
14087 PR middle-end/30494
14088 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14089 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14091 PR middle-end/30421
14092 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14093 If lower_lastprivate_clauses emits some statements, append them
14094 to dlist rather than body_p and to body_p append an initializer.
14095 (lower_omp_for): Adjust caller.
14097 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14099 * target.h (globalize_decl_name): New.
14100 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14101 * output.h (default_globalize_decl_name): New.
14102 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14104 (globalize_decl): Ditto.
14105 (default_globalize_decl_name): New.
14106 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14107 (ia64_handle_version_id_attribute): New.
14108 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14109 (ia64_asm_output_external): Use globalize_decl_name instead
14110 of globalize_label.
14111 * doc/extend.texi (version_id): New pragma.
14112 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14114 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14116 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14117 _uleb128_t and _Unwind_SWord with _sleb128_t.
14118 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14119 uw_frame_state_for, uw_update_context_1): Likewise.
14120 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14121 * unwind-pe.h (read_uleb128, read_sleb128,
14122 read_encoded_value_with_base): Likewise.
14123 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14125 2007-01-24 Richard Guenther <rguenther@suse.de>
14127 * builtins.c (expand_builtin_cexpi): Get the fndecl
14128 for cexp in the correct way.
14130 2007-01-24 Jan Hubicka <jh@suse.cz>
14132 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14134 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14136 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14137 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14138 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14139 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14140 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14141 __SIZEOF_PTRDIFF_T__.
14142 * doc/cpp.texi: Documentation for the new builtin macros added.
14144 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14146 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14147 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14148 instead of operands[2] to avoid access past the end of array.
14150 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14152 * reload1.c (emit_reload_insns): Pass the reload register
14153 for a non-spill output reload through forget_old_reloads_1.
14155 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14157 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14158 _SOFT_DOUBLE if doubles use software floating-point.
14159 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14160 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14161 * config/rs6000/darwin-ldouble.c: Also compile functions for
14162 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14163 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14164 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14165 commented-out long double override.
14166 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14167 * config/rs6000/eabispe.h: Likewise.
14168 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14169 long double for non-SPE.
14170 (rs6000_handle_option): Likewise.
14171 (invalid_e500_subreg): Disallow more subregs involding DImode,
14172 DFmode, TImode or TFmode.
14173 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14175 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14177 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14178 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14180 (rs6000_legitimate_address): Also check for TFmode for E500
14182 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14183 (spe_build_register_parallel): Handle TFmode and TCmode.
14184 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14186 (function_arg): Handle TFmode and TCmode for E500 double.
14187 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14189 (print_operand): Handle TFmode and TImode for %y.
14190 (rs6000_generate_compare): Handle TFmode comparisons for E500
14192 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14193 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14194 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14195 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14196 TFmode for E500 double.
14197 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14198 (floatsidf2): Enable for E500 double.
14199 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14200 (extenddftf2): Change to extenddftf2_fprs.
14201 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14202 depending on TARGET_E500_DOUBLE.
14203 (extendsftf2): Enable for E500 double.
14204 (trunctfdf2): Enable for E500 double.
14205 (trunctfsf2): Change to trunctfsf2_fprs.
14206 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14207 depending on TARGET_E500_DOUBLE.
14208 (floatsitf2): Enable for E500 double.
14209 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14210 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14211 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14212 (negtf2): Change to negtf2_internal.
14213 (negtf2): New expander.
14214 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14215 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14216 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14217 (movdi_internal32): Use rs6000_nonimmediate_operand.
14218 (unnamed splitter): Likewise.
14219 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14220 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14221 (SPE64TF, DITI): New mode macros.
14222 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14225 (frob_<mode>_di_2): New.
14226 (frob_tf_di_8_2): New.
14227 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14229 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14231 (frob_ti_<mode>_8_2): New.
14232 (frob_ti_tf_2): New.
14233 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14234 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14236 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14237 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14238 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14239 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14240 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14241 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14244 2007-01-23 Ian Lance Taylor <iant@google.com>
14246 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14248 (OBJS-archive): Reformat, alphabetize.
14249 (OBJS): Change out_object_file to OBJS-md.
14251 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14253 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14254 JUMP_P and CALL_P predicates where applicable.
14255 * config/i386/i386.c: Ditto.
14256 * config/i386/i386.md: Ditto.
14257 * config/i386/mmx.md: Ditto.
14258 * config/i386/predicates.md: Ditto.
14260 2007-01-22 Andreas Schwab <schwab@suse.de>
14262 * config/m68k/m68k.h: Fix comment.
14264 2007-01-22 Jan Hubicka <jh@suse.cz>
14266 * passes.c (init_optimization_passes): Do not rerun
14267 pass_early_warn_uninitialized.
14269 2007-01-22 Richard Guenther <rguenther@suse.de>
14271 PR tree-optimization/30038
14272 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14274 (execute_cse_sincos_1): Likewise.
14275 (execute_cse_sincos): Likewise.
14276 (gate_cse_sincos): Likewise.
14277 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14278 the cexpi() canonicalization of sincos().
14279 * tree-pass.h (pass_cse_sincos): Declare.
14280 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14282 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14284 PR rtl-optimization/29329
14285 * combine.c (replaced_rhs_insn): Rename to i2mod.
14286 (replaced_rhs_value): Rename to i2mod_new_rhs.
14287 (i2mod_old_rhs): New global variable.
14288 (combine_instructions): Adjust for above change. Save a copy of
14289 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14290 note are substituted in the second instruction.
14291 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14292 ditch the note if it pertains to the second eliminated register
14293 and this register is mentioned in i2mod_old_rhs.
14296 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14298 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14299 the insn to which the note was originally attached.
14301 2007-01-21 Jan Hubicka <jh@suse.cz>
14303 * ipa-inline.c (inlining_mode): Comment, move up.
14304 (cgraph_decide_inlining_incrementally): Do not perform inlining
14305 itself; fix handling of flattening of self recursive functions.
14306 (cgraph_find_cycles): Remove.
14307 (cgraph_flatten_node): Remove.
14308 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14309 (try_inline): New function.
14310 (cgraph_early_inlining): Update call of
14311 cgraph_decide_inlining_incrementally. Apply inlining here.
14312 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14314 2007-01-21 Dirk Mueller <dmueller@suse.de>
14317 * tree-vrp.c (check_array_bounds): do not warn
14318 about ADDR_EXPR's of ARRAY_REF's which are immediately
14319 used in binary expressions.
14321 2007-01-21 Ira Rosen <irar@il.ibm.com>
14323 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14324 read_write_dep and macros for its access.
14325 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14326 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14327 argument, call vect_check_interleaving for every independent pair of
14328 data-refs. Mark loads that access the same memory location as a store
14330 (vect_check_dependences): Remove.
14331 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14332 call, fix the call to vect_analyze_data_ref_dependence.
14333 (vect_analyze_data_ref_access): For statements that access the same
14334 data-ref, check that they are not stores; for loads, check that there
14335 is no store that access the same location.
14337 2007-01-20 Roger Sayle <roger@eyesopen.com>
14338 Joseph Myers <joseph@codesourcery.com>
14340 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14341 (-fdump-rtl-stack): Likewise.
14342 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14343 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14344 (-mpt-fixed): Use @minus{} for minus sign.
14345 (Using Precompiled Headers): Fix under/overfull hbox.
14347 2007-01-20 Jan Hubicka <jh@suse.cz>
14349 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14350 place within annotation.
14352 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14354 * pa.c (output_move_double): Change array size of xoperands to 4.
14356 2007-01-20 Jan Hubicka <jh@suse.cz>
14358 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14361 2007-01-19 Ian Lance Taylor <iant@google.com>
14363 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14364 constant to unsigned HOST_WIDE_INT before negating.
14366 2007-01-19 Ian Lance Taylor <iant@google.com>
14368 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14370 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14371 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14372 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14373 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14374 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14375 (realloc_vdef, realloc_vuse): Change second parameter to
14377 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14378 fields to unsigned.
14379 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14380 unsigned. Change x and lim locals to unsigned.
14381 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14383 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14384 (copy_virtual_operands): Change i and n locals to unsigned.
14386 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14388 PR middle-end/29335
14389 * builtins.c (fold_builtin_1): Handle builtin fdim.
14391 2007-01-20 Jan Hubicka <jh@suse.cz>
14393 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14394 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14395 init_alias_heapvars.
14396 (init_alias_heapvars): Initialize only when not already initialized.
14397 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14399 2007-01-19 Roger Sayle <roger@eyesopen.com>
14401 * common.opt (fsigned-zeros): New command line option.
14402 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14403 of flag_unsafe_math_optimizations.
14404 * opts.c (set_fast_math_flags): The -ffast-math command line option
14405 implies -fno-signed-zeros.
14406 (fast_math_flags_set_p): Likewise.
14408 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14409 the documentation of -ffast-math appropriately. Wrap long lines.
14411 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14413 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14414 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14416 2007-01-19 Tomas Bily <tbily@suse.cz>
14418 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14420 (tree_init_ic_make_global_vars): New function
14421 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14422 (tree_gen_ic_profiler): New function
14423 (tree_gen_ic_func_profiler): New function
14424 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14425 (tree_profile_hooks): Added hook for indirec/virtual calls
14426 * value-prof.c (tree_find_values_to_profile): New case for
14428 (tree_values_to_profile): Call for determining indirect/virtual
14430 (tree_indirect_call_to_profile): New function
14431 (tree_ic_transform): New function
14432 (tree_ic): New function
14433 (find_func_by_pid): New function
14434 (init_pid_map): New function
14435 (tree_value_profile_transformations): Added check for
14436 indirect/virtual call transformation
14437 * value-prof.h (enum hist_type): New counter type for
14438 indirect/virtual calls
14439 (profile_hooks): Added new hook for profiling indirect/virtual
14441 * profile.c (instrument_values): New case for indirect/virtual
14443 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14444 (GCOV_COUNTER_V_INDIR): New counter type
14445 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14446 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14448 * cgraph.c: Definition of cgraph_max_pid
14449 (cgraph_create_node): Default init of pid attribute
14450 * cgraph.h: Declaration of cgraph_max_pid
14451 (struct cgraph_node): Added pid attribute
14452 * libgcov.c (__gcov_indirect_call_profiler): New function
14453 (__gcov_one_value_profiler_body): New function
14454 (__gcov_one_value_profiler): Body was moved to
14455 __gcov_one_value_profiler_body and calls it
14457 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14459 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14460 * gengtype.c (write_types_data, write_func_for_structure,
14461 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14462 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14463 (walk_type, write_func_for_structure): Generate the mark_hook if
14466 2007-01-19 Jan Hubicka <jh@suse.cz>
14468 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14469 'early' argument take inlining mode argument specifying whether to
14470 inline for size/speeed or all functions; add support for flattening;
14472 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14474 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14477 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14478 the name of the declared identifier.
14480 2007-01-19 Dirk Mueller <dmueller@suse.de>
14482 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14483 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14484 duplicate evaluation.
14486 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14488 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14489 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14490 to XFMode, use acosxf2 and truncate result to requested mode.
14491 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14492 (asin<mode>2): Similarly, with asin expanders.
14493 (*fscalexf4_i387): Rename from *fscalexf4.
14494 (expNcorexf3): New expander.
14495 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14496 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14497 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14498 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14499 patterns for SSE math.
14500 (exp10<mode>2): Similarly, with exp10 expanders.
14501 (exp2<mode>2): Similarly, with exp2 expanders.
14502 (expm1<mode>2): Similarly, with expm1 expanders.
14503 (ldexp<mode>3): Similarly, with ldexp expanders.
14504 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14505 Use gen_truncxf<mode>2_i387_noop to truncate result.
14507 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14509 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14510 for ColdFire targets.
14512 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14513 Richard Sandiford <richard@codesourcery.com>
14515 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14516 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14517 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14518 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14519 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14520 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14522 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14524 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14525 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14526 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14527 (*adddi_dilshr32_cf): New pattern.
14528 (adddi3, subdi3): Remove first alternatives.
14530 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14532 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14533 implemented using move.l, do not use its cc result for floating-point
14536 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14538 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14539 from accepting 's' constraints if flag_pic.
14541 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14543 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14544 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14545 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14546 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14548 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14550 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14551 ColdFire alternatives.
14552 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14553 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14554 architectures that support ff1 instruction.
14556 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14557 Julian Brown <julian@codesourcery.com>
14559 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14560 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14561 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14564 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14566 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14568 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14569 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14570 HOST_WIDE_INT instead of an rtx.
14571 (m68k_rtx_costs): Update call accordingly.
14572 (output_move_const_into_data_reg): Likewise. Fix formatting.
14573 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14575 (output_move_simode_const): Update calls after above changes.
14576 Rework to use automatic variables and predicates like MEM_P.
14577 * config/m68k/m68k.md (pushexthisi_const): Update call to
14580 2007-01-19 Dirk Mueller <dmueller@suse.de>
14582 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14583 in dump_flags test.
14585 2007-01-19 Richard Guenther <rguenther@suse.de>
14587 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14588 via cexp in case sincos is not available.
14590 2007-01-19 Richard Guenther <rguenther@suse.de>
14592 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14593 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14594 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14595 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14596 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14597 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14598 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14599 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14601 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14603 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14605 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14606 (atan2xf3): Directly generate RTL pattern.
14607 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14608 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14609 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14610 disable patterns for SSE math.
14611 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14612 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14613 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14614 disable patterns for SSE math.
14616 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14618 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14620 2007-01-18 Roger Sayle <roger@eyesopen.com>
14622 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14623 VIEW_CONVERT_EXPR to the same type as it's operand.
14625 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14627 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14628 configured for long double 128.
14630 2007-01-18 Mike Stump <mrs@apple.com>
14632 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14635 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14637 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14640 2007-01-18 Jan Hubicka <jh@suse.cz>
14642 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14643 greater than NUM_VOP_FREE_BUCKETS.
14645 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14647 * tree-ssa-structalias.c: Update comments.
14648 (ptabitmap_obstack): Removed.
14649 (pta_obstack): New.
14650 (oldpta_obstack): Ditto.
14651 (stats): Add a few members.
14652 (struct variable_info): Remove node, complex, address_taken, and
14653 indirect_target members. Add oldsolution member.
14654 (new_var_info): Do not initialize removed members.
14655 (constraint_expr_type): Remove INCLUDES.
14656 (constraint_graph): Add size, implicit_preds, rep,
14657 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14658 (FIRST_REF_NODE): New macro.
14659 (LAST_REF_NODE): Ditto.
14660 (FIRST_ADDR_NODE): Ditto.
14661 (find): New function.
14663 (dump_constraint): Do not handle INCLUDES.
14664 (insert_into_complex): Do not insert duplicate constraints.
14665 (condense_varmap_nodes): Renamed and rewritten into ...
14666 (merge_node_constraints): This. Also fix bug in handling of
14667 offseted copy constraints.
14668 (clear_edges_for_node): No longer need to deal with preds at all,
14669 or removing associated preds/succs.
14670 (merge_graph_nodes): Deal with indirect_cycles.
14671 Don't deal with predecessors.
14672 (add_implicit_graph_edge): New function.
14673 (add_pred_graph_edge): Ditto.
14674 (add_graph_edge): Don't deal with predecessors.
14675 (build_constraint_graph): Removed.
14676 (build_pred_graph): New function.
14677 (build_succ_graph): Ditto.
14678 (struct scc_info): Removed in_component. Added roots, dfs, and
14679 node_mapping. Remove visited_index, unification_queue.
14680 (scc_visit): Deal with union-find we do now.
14681 Deal with cycles with REF nodes.
14682 (collapse_nodes): Renamed and rewritten to ...
14683 (unify_nodes): This.
14684 (process_unification_queue): Removed.
14685 (topo_visit): Cleanup
14686 (do_da_constraint): Use find.
14687 (do_sd_constraint): Ditto.
14688 (do_ds_constraint): Ditto.
14689 (do_complex_constraint): Ditto.
14690 (init_scc_info): Update for removed and added members.
14691 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14692 (find_indirect_cycles): This.
14693 (equivalence_class): New variable.
14694 (label_visit): New function.
14695 (perform_variable_substitution): Rewritten.
14696 (free_var_substitution_info): New function.
14697 (find_equivalent_node): Ditto.
14698 (move_complex_constraints): Ditto.
14699 (eliminate_indirect_cycles): Ditto.
14700 (solve_graph): Only propagate changed bits.
14701 Use indirect cycle elimination.
14703 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14704 (tree_id_eq): Renamed to ...
14705 (tree_vi_eq): This. Update for member change
14706 (insert_id_for_tree): Renamed and rewritten to ...
14707 (insert_vi_for_tree): This.
14708 (lookup_id_for_tree): Renamed and rewritten to ...
14709 (lookup_vi_for_tree): This.
14710 (get_id_for_tree): Renamed and rewritten to ...
14711 (get_vi_for_tree): Ditto.
14712 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14713 (process_constraint): Don't handle INCLUDES.
14714 Remove special ADDRESSOF case.
14715 (find_func_aliases): Rewrite to use vi functions instead of id
14717 (create_function_info_for): Ditto.
14718 (create_variable_info_for): Ditto.
14719 (intra_create_variable_infos): Ditto.
14720 (merge_smts_into): Ditto.
14721 (find_what_p_points_to): Ditto.
14722 (init_base_vars): Ditto.
14723 (init_alias_vars): Ditto.
14724 (remove_preds_and_fake_succs): New function.
14725 (dump_sa_points_to_info): Dump new stats.
14726 (dump_solution_for_var): Use find.
14727 (set_used_smts): Fix formatting.
14728 (compute_points_to_sets): Updated for new functions.
14729 (ipa_pta_execute): Ditto.
14731 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14732 Richard Sandiford <richard@codesourcery.com>
14734 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14736 * calls.c (expand_call): If the return value is a PARALLEL,
14737 extract its first member.
14738 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14739 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14740 use FUNCTION_EXTRA_EPILOGUE.
14741 (m68k_function_value): Return a PARALLEL if the return value
14742 is of a pointer type.
14743 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14744 (FUNCTION_EXTRA_EPILOGUE): Remove.
14745 * config/m68k/m68k.md (D0_REG): New constant.
14747 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14749 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14750 output a NOP for empty epilogues.
14752 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14754 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14755 before function. Extend register save check to include all
14756 registers, not just integer ones.
14758 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14760 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14761 (m68k_use_return_insn): ...this.
14762 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14763 * config/m68k/m68k.c (use_return_insn): Rename to...
14764 (m68k_use_return_insn): ...this.
14765 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14766 of USE_RETURN_INSN.
14768 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14770 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14771 nearest even, fix denormal rounding overflow.
14773 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14775 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14776 f%$smove and f%$move.
14777 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14778 (extendsfdf2_cf): Use fdmove instead of f%&move.
14779 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14780 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14782 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14784 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14787 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14789 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14790 (coldfire_single_format): Declare.
14791 (coldfire_double_format): Likewise.
14792 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14793 of qnan_msb_set to determine the lower bits of a canonical
14795 (encode_ieee_double): Likewise.
14796 (encode_ieee_quad): Likewise.
14797 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14798 (mips_single_format): Likewise.
14799 (ieee_double_format): Likewise.
14800 (mips_double_format): Likewise.
14801 (ieee_extended_motorola_format): Likewise.
14802 (ieee_extended_intel_96_format): Likewise.
14803 (ieee_extended_intel_128_format): Likewise.
14804 (ieee_extended_intel_96_round_53_format): Likewise.
14805 (ibm_extended_format): Likewise.
14806 (mips_extended_format): Likewise.
14807 (ieee_quad_format): Likewise.
14808 (mips_quad_format): Likewise.
14809 (vax_f_format): Likewise.
14810 (vax_d_format): Likewise.
14811 (vax_g_format): Likewise.
14812 (i370_single_format): Likewise.
14813 (i370_double_format): Likewise.
14814 (decimal_single_format): Likewise.
14815 (decimal_double_format): Likewise.
14816 (decimal_quad_format): Likewise.
14817 (c4x_single_format): Likewise.
14818 (c4x_extended_format): Likewise.
14819 (real_internal_format): Likewise.
14820 (coldfire_single_format): New real_format.
14821 (coldfire_double_format): Likewise.
14822 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14823 canonical_nan_lsbs_set.
14824 (pdp11_d_format): Likewise.
14825 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14826 if TARGET_COLDFIRE_CPU.
14828 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14830 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14831 (output_call, m68k_legitimize_call_address): Declare.
14832 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14833 parenthesees. Add support for a 'W' constraint.
14834 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14835 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14836 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14837 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14839 (override_options): Initialize them. Do not set flag_no_function_cse
14840 for TARGET_ID_SHARED_LIBRARY.
14841 (m68k_output_pic_call): Delete.
14842 (m68k_legitimize_call_address): New function.
14843 (print_operand): Remove the %o prefix. Handle the %p prefix.
14844 (output_call): New function.
14845 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14846 target address from the GOT if symbolic jumps are not allowed.
14847 * config/m68k/m68k.md (call, general_operand): Do not set
14848 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14849 Merge separate flag_pic and !flag_pic define_insns into...
14850 (*call, *call_value): ...these new patterns. Match the address
14851 rather than the containing MEM and require it to be a call_operand.
14852 Use output_call to generate the asm template.
14853 * config/m68k/predicates.md (const_call_operand): New predicate.
14854 (call_operand): Likewise.
14856 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14858 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14859 (STACK_GROWS_DOWNWARD): Define to 1.
14860 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14861 comments, emphasizing that these values are only defaults.
14862 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14863 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14865 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14867 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14869 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14870 Richard Sandiford <richard@codesourcery.com>
14872 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14873 (FP_REGNO_P): New macros.
14874 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14875 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14876 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14877 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14879 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14881 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14882 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14884 * config/m68k/t-floatlib: New file, extracting common code from...
14885 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14886 * config/m68k/t-uclinux: Here.
14887 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14888 routines on ColdFire targets.
14890 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14892 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14893 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14894 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14895 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14896 explicitly set MOTOROLA to 1.
14897 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14899 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14900 Nathan Sidwell <nathan@codesourcery.com>
14902 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14903 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14904 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14905 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14906 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14907 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14908 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14909 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14910 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14911 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14912 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14913 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14914 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14915 (DBX_REGISTER_NUMBER): Delete.
14916 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14917 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14918 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14920 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14922 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14923 * config/flat.h: New file.
14924 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14925 OBJECT_FORMAT_FLAT.
14926 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14927 indirect references for -msep-data or -mid-shared-library.
14928 Do not use PC-relative code addresses either.
14929 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14931 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14932 for shared libraries and crt1.o for executables. Use crti.o and
14934 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14935 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14936 Do not add -elf2flt or -shared-lib-id options here.
14937 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14938 Pass -shared-lib-id if -mid-shared-library, taking the library
14939 identifier from -mshared-library-id if given, otherwise
14941 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14942 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14943 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14944 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14945 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14946 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14948 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14949 jump sequence for ISA A and ISA A+.
14950 (PICJUMP): Likewise.
14952 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14954 * config.gcc (m68k-*-uclinux*): Base the port on the common
14955 and m68k GNU/Linux files rather than on the generic ELF ones.
14956 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14957 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14959 2007-01-18 Julian Brown <julian@codesourcery.com>
14960 Richard Sandiford <richard@codesourcery.com>
14962 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14963 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14964 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14966 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14967 80 unconditionally.
14968 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14970 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14972 * doc/install.texi: Document m68k-uclinuxoldabi.
14973 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14974 * config/m68k/uclinux-oldabi.h: New file, copied from
14975 config/m68k/uclinux.h.
14977 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14979 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14980 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14981 (m32r_compute_frame_size): Use unsigned for regno.
14982 (m32r_reload_lr): Use gen_frame_mem.
14984 (m32r_output_function_epilogue): Don't output the function epilogue
14986 (m32r_expand_epilogue): New.
14987 (direct_return): Return false if the function has the interrupt
14989 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14990 * config/m32r/m32r.md (epilogue): New expander.
14991 (return_lr, return_rte): New insns.
14992 (return): Make it expander.
14993 (return_normal): New expander.
14995 2007-01-18 Josh Conner <jconner@apple.com>
14998 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14999 support for UNLE, UNLT, UNGE, and UNGT.
15001 2007-01-18 Jan Hubicka <jh@suse.cz>
15003 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15004 * tree-tailcall (add_virtual_phis): Likewise.
15005 (optimize_tail_call): Return TODOs.
15006 (execute_tail_calls): Return TODOs.
15007 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15008 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15010 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15011 Cleanup cfg using TODO.
15012 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15013 * passes.c (execute_function_todo): When cleanup did something, remove
15015 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15016 (make_edges): Don't cleanup_cfg.
15018 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15020 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15021 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15022 operate on the top of stack.
15023 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15024 register handling of instructions that output to the second
15026 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15027 (move_for_stack_reg): Special-case check for dead destination
15028 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15030 * config/i386/i386.md (UNSPEC_TAN): New constant.
15031 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15032 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15033 to correctly model move of constant 1.0 to top stack slot.
15034 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15035 (unnamed peephole2 pattern): Remove corresponding peephole2
15036 pattern that optimizes tan insn and loading of constant 1.0.
15037 (tanxf2): Use fptanxf4_i387.
15038 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15039 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15040 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15041 disable patterns for SSE math.
15042 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15043 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15045 2007-01-18 Dirk Mueller <dmueller@suse.de>
15046 Richard Guenther <rguenther@suse.de>
15049 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15050 * common.opt (Warray-bounds): Add new warning option.
15051 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15053 * Makefile.in: make tree-vrp.o depend on toplev.h
15054 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15056 (check_array_refs, check_array_bounds, check_array_ref): New.
15058 2007-01-18 Jan Hubicka <jh@suse.cz>
15060 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15061 (execute_ssa_ccp): Return flags conditionally.
15062 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15064 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15066 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15068 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15069 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15071 * Makefile.c (GTFILES): Add cfglayout.h.
15072 * gengtype.c (open_base_files): Likewise.
15073 * cfglayout.c (cfg_layout_function_footer,
15074 cfg_layout_function_header) Reindent to make gengtype happy.
15075 * cfglayout.h (cfg_layout_function_footer,
15076 cfg_layout_function_header): Add GTY(()) marker.
15078 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15080 2007-01-18 Ben Elliston <bje@au.ibm.com>
15082 * genautomata.c (write_automata): Include xstrerror output in the
15083 error message if writing the DFA description file fails.
15085 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15087 * config/mips/mips-protos.h (mips_output_external): Make it
15089 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15090 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15091 (extern_list): Likewise.
15092 (extern_head): Likewise.
15093 (TARGET_ASM_FILE_END): Likewise.
15094 (mips_file_end): Likewise.
15095 (mips_output_external): Rewritten.
15097 2007-01-18 Ben Elliston <bje@au.ibm.com>
15099 * genpreds.c (write_insn_preds_c): Only write out the function
15100 body for regclass_for_constraint if we have register constraints.
15102 2007-01-17 Tom Tromey <tromey@redhat.com>
15104 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15105 * doc/install.texi (Testing): Use sourceware.org.
15106 (Binaries): Likewise.
15107 (Specific): Likewise.
15108 * doc/contrib.texi (Contributors): Use sourceware.org.
15110 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15112 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15113 (AVR_ENHANCED): Rename to ...
15114 (AVR_HAVE_MUL): ... new.
15115 (avr_enhanced_p): Rename to ...
15116 (avr_have_mul_p): ... new.
15117 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15118 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15119 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15120 (avr_have_mul_p): ... new.
15121 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15122 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15123 'avr_enhanced_p' and 'enhanced'.
15124 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15125 AVR_HAVE_MUL instead of AVR_ENHANCED.
15126 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15127 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15128 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15129 instead of AVR_ENHANCED.
15130 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15131 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15132 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15134 2007-01-17 Ian Lance Taylor <iant@google.com>
15136 * vec.h (VEC_reserve_exact): Define.
15137 (vec_gc_p_reserve_exact): Declare.
15138 (vec_gc_o_reserve_exact): Declare.
15139 (vec_heap_p_reserve_exact): Declare.
15140 (vec_heap_o_reserve_exact): Declare.
15141 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15143 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15144 negative parameter.
15145 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15146 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15147 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15148 * vec.c (calculate_allocation): Add exact parameter. Change all
15150 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15151 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15152 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15153 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15154 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15155 (vec_heap_p_reserve_exact): New function.
15156 (vec_heap_o_reserve_exact): New function.
15158 2007-01-17 Jan Hubicka <jh@suse.cz>
15160 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15162 2007-01-17 Eric Christopher <echristo@apple.com>
15164 * config.gcc: Support core2 processor.
15166 2007-01-16 Jan Hubicka <jh@suse.cz>
15168 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15169 the names, just unlink the chain so we don't crash on dangling pointers
15172 2007-01-16 Jan Hubicka <jh@suse.cz>
15174 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15175 * tree-pass.h: Reorder to make IPA passes appear toegher.
15176 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15177 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15178 parameters, do not call early inliner.
15179 * ipa-inline.c: Update comments. Include tree-flow.h
15180 (cgraph_decide_inlining): Do not compute inlining parameters.
15181 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15182 be called with function context set up.
15183 (pass_ipa_inline): Remove unreachable functions before pass.
15184 (cgraph_early_inlining): Simplify assuming to be called from the
15186 (pass_early_inline): New pass.
15187 (cgraph_gate_ipa_early_inlining): New gate.
15188 (pass_ipa_early_inline): Turn into simple wrapper.
15189 (compute_inline_parameters): New function.
15190 (gate_inline_passes): New gate.
15191 (pass_inline_parameters): New pass.
15192 (apply_inline): Move here from tree-optimize.c
15193 (pass_apply_inline): New pass.
15194 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15196 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15197 doing them by hand.
15198 (tree_function_versioning): Do not allocate dummy struct function.
15199 * tree-inline.h (optimize_inline_calls): Update prototype.
15200 * tree-optimize.c (execute_fixup_cfg): Export.
15201 (pass_fixup_cfg): Remove
15202 (tree_rest_of_compilation): Do not apply inlines.
15203 * tree-flow.h (execute_fixup_cfg): Declare.
15204 * Makefile.in (gt-passes.c): New.
15205 * passes.c: Include gt-passes.h
15206 (init_optimization_passes): New passes.
15207 (nnodes, order): New static vars.
15208 (do_per_function_toporder): New function.
15209 (execute_one_pass): Dump current pass here.
15210 (execute_ipa_pass_list): Don't dump current pass here.
15212 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15214 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15215 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15217 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15219 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15220 (strong_alias): Define.
15221 (__gcc_qmul): Provide non-FMA for soft-float.
15222 (__gcc_qdiv): Same.
15227 (__gcc_qunord): New.
15237 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15238 soft-float functions.
15239 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15240 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15241 about long double soft float.
15243 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15244 Tehila Meyzels <tehila@il.ibm.com>
15246 * tree-vectorizer.h (is_pattern_stmt_p): New.
15247 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15248 formatting (tabs instead of spaces). Cleanup and clarify setting
15249 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15250 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15251 (vectorizable_type_demotion): Check that types are integral.
15252 (vectorizable_type_promotion): Likewise.
15253 (vectorizable_store): Fix typo. Eliminate new-line at end of
15256 2007-01-16 Jan Hubicka <jh@suse.cz>
15258 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15261 2007-01-15 Eric Christopher <echristo@apple.com>
15263 * ifcvt.c: Include vec.h, vecprim.h.
15264 (check_cond_move_block): New argument regs.
15265 Reorganize. Add registers used to regs.
15266 (cond_move_process_if_block): Use regs set above as
15269 2007-01-15 Eric Christopher <echristo@apple.com>
15271 * config/darwin.h: Update copyright.
15272 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15273 (LINK_COMMAND_SPEC): Add -u.
15274 (LINK_SPEC): Fix umbrella for above.
15276 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15278 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15281 2007-01-15 Tom Tromey <tromey@redhat.com>
15283 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15284 * doc/install.texi (Testing): Don't mention jacks.
15285 (Configuration): Document --enable-java-maintainer-mode. Move
15286 --with-java-home to libgcj-specific section. Document
15288 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15290 2007-01-15 Jan Hubicka <jh@suse.cz>
15292 * tree-ssa-dce.c (DCE_TODOs): New.
15293 (propagate_necessity): Return if something changed.
15294 (eliminate_unnecessary_stmts): Likewise.
15295 (perform_tree_ssa_dce): Return TODO flags when needed.
15296 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15298 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15300 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15301 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15302 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15303 patterns using X87MODEF12 mode macro. Extend operand 1
15304 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15305 (log10<mode>2): Ditto.
15306 (log2<mode>2): Ditto.
15307 (log1p<mode>2): Ditto.
15308 (logb<mode>2): Ditto.
15309 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15310 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15311 (*fxtractxf3_i387): Rename from *fxtractxf3.
15312 (fxtract_extend<mode>xf3_i387): New insn pattern.
15313 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15314 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15315 and gen_fyl2xxf3_i387().
15317 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15319 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15320 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15321 get_loop_exit_edges. Changed return type to bool.
15322 * cfgloop.h (fix_loop_placement): Declaration removed.
15324 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15326 * param.h (MIN_VECT_LOOP_BOUND): New.
15327 * params.def (MIN_VECT_LOOP_BOUND): New.
15328 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15329 argument - minimum threshold for number of iterations.
15330 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15331 argument to declaration.
15332 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15333 MIN_VECT_LOOP_BOUND.
15334 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15335 slpeel_tree_peel_loop_to_edge with additional argument.
15336 (vect_do_peeling_for_alignment): Likewise.
15337 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15339 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15342 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15343 operands of size 1.
15345 2007-01-14 Jan Hubicka <jh@suse.cz>
15347 * tree-dfa.c (remove_referenced_var): New function.
15348 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15349 prune referenced vars list too.
15350 * tree-flow.h (remove_referenced_var): Declare.
15352 2007-01-14 Jan Hubicka <jh@suse.cz>
15354 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15356 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15357 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15358 * except.h (verify_eh_throw_table_statements): Kill prototype.
15359 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15360 into call exrepssions.
15361 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15363 * tree-cfg.c: Include pointer-set.h.
15364 (verify_node_sharing): Work on pointer set.
15365 (verify_eh_throw_stmt_node): New.
15366 (verify_stmts): Use pointers sets, verify throw_stmt.
15368 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15370 * ipa-reference.c (analyze_function): Consider also addresses taken
15373 2007-01-12 Roger Sayle <roger@eyesopen.com>
15375 * c-typeck.c (null_pointer_constant_p): Replace use of
15376 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15377 (build_c_cast): Likewise.
15379 2007-01-12 Roger Sayle <roger@eyesopen.com>
15381 * tree.h (force_fit_type_double): Remove unused final argument.
15382 * c-common.c (constant_expression_warning): Replace use of
15383 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15384 (convert_and_check): Likewise.
15385 (shorten_compare): Update call to force_fit_type_double.
15386 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15387 * convert.c (convert_to_pointer): Update call to
15388 force_fit_type_double.
15389 * fold-const.c (force_fit_type_double): Remove overflowed_const
15391 (int_const_binop, fold_convert_const_int_from_int,
15392 fold_convert_const_int_from_real, fold_div_compare,
15393 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15394 fold_abs_const, fold_not_const): Remove the final argument from
15395 calls to force_fit_type_double.
15397 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15399 * configure.ac: Set insn to "nop" for spu-*-* also.
15400 * configure: Regenerate.
15402 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15404 * builtins.def : Add BUILT_IN_FREE.
15406 2007-01-12 Jan Hubicka <jh@suse.cz>
15408 PR tree-optimization/30443
15409 * tree-inline.c (tree_function_versioning): Do not optimize when
15410 cloning for inlining.
15412 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15414 * doc/loop.texi: Document recording of loop exits.
15415 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15416 (update_single_exits_after_duplication,
15417 update_single_exit_for_duplicated_loop,
15418 update_single_exit_for_duplicated_loops): Removed.
15419 (duplicate_loop_to_header_edge): Do not call
15420 update_single_exits_after_duplication and
15421 update_single_exit_for_duplicated_loops.
15422 (loop_version): Do not update single_exit information.
15423 (fix_loop_structure): Use record_loop_exits instead of
15424 mark_single_exit_loops.
15425 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15426 the lists of loop exits.
15427 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15428 split_edge, merge_blocks): Update the lists of loop exits.
15429 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15430 loop_optimizer_init.
15431 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15432 of mark_single_exit_loops.
15433 (loop_optimizer_finalize): Call release_recorded_exits.
15434 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15435 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15436 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15437 update single exit information.
15438 * lambda-code.c (perfect_nestify): Ditto.
15439 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15440 (mark_single_exit_loops): Removed.
15441 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15442 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15443 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15445 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15446 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15447 (verify_loop_structure): Verify consistency of the exit lists.
15448 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15449 (set_single_exit): Removed.
15450 * cfgloop.h (struct loop_exit): New function.
15451 (struct loop): single_exit_ field replaced by exits field.
15452 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15453 (struct loops): Added exits hash.
15454 (mark_single_exit_loops, set_single_exit): Declaration removed.
15455 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15457 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15459 * doc/invoke.texi: Avoid use of @headitem.
15461 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15463 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15465 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15467 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15470 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15471 Richard Sandiford <richard@codesourcery.com>
15473 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15474 * config/m68k/m68k.opt: Resort options.
15475 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15477 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15478 Richard Sandiford <richard@codesourcery.com>
15480 * doc/invoke.texi: Document the macros that are defined by
15481 m68k's -mtune and -mhard-float options.
15482 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15483 (m68k_cpp_cpu_family): Likewise.
15484 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15485 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15486 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15487 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15488 (m68k_cpp_cpu_family): Likewise.
15490 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15492 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15493 macros besides mc68000 as tuning macros. Use a switch statement
15494 to set them and mcpu32.
15496 2007-01-12 Julian Brown <julian@codesourcery.com>
15498 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15499 (TARGET_68040_ONLY): Rename to...
15500 (TARGET_68040): ...this.
15501 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15502 * config/m68k/m68k.md: Likewise.
15504 2007-01-12 Julian Brown <julian@codesourcery.com>
15505 Nathan Sidwell <nathan@codesourcery.com>
15506 Richard Sandiford <richard@codesourcery.com>
15508 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15509 the -mcpu= argument associated with the --with-cpu setting.
15510 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15511 if different from the one implied by the -mcpu setting.
15512 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15513 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15514 * doc/invoke.texi: Mention ColdFire in the introduction to the
15515 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15516 -mno-div and -mhard-float options. Make -m68881 a synonym for
15517 -mhard-float. Document the previously-undocumented -m5206e,
15518 -m528x, -m5307 and -m5407 options. Tweak the existing option
15519 documentation for consistency.
15520 * doc/install.texi: Mention new --with-cpu arguments.
15521 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15522 default CPU if neither -mcpu nor -march are specified.
15523 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15524 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15525 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15526 using m68k_tune to decide between families that implement the
15527 same ISA. Use m68k_tune to set __mcfv4e__.
15528 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15529 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15530 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15531 (FL_ISA_C, FL_ISA_MMU): New macros.
15532 (MASK_COLDFIRE): Delete.
15533 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15534 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15535 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15536 (TARGET_HARD_FLOAT): Do not define here.
15537 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15538 (TUNE_68000): New macro.
15539 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15540 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15541 (TUNE_CFV2): Redefine in terms of m68k_tune.
15542 (uarch_type, target_device, fpu_type): New enums.
15543 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15544 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15545 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15546 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15547 (FL_FOR_isa_c): New macros.
15548 (m68k_isa): New enum.
15549 (m68k_target_selection): New structure.
15550 (all_devices, all_isas, all_microarchs): New tables.
15551 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15552 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15553 (MASK_ALL_CPU_BITS): Delete.
15554 (m68k_find_selection): New function.
15555 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15556 Map the legacy target options to a combination of the new ones.
15557 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15558 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15559 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15561 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15562 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15564 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15565 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15566 * config/m68k/m68k-devices.def: New file.
15568 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15569 Nathan Sidwell <nathan@codesourcery.com>
15571 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15572 (SUBTARGET_EXTRA_SPECS): New macros.
15573 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15574 use %(asm_cpu_spec) instead.
15575 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15576 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15577 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15578 (EXTRA_SPECS): Rename to...
15579 (SUBTARGET_EXTRA_SPECS): ...this.
15581 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15582 Richard Sandiford <richard@codesourcery.com>
15583 Julian Brown <julian@codesourcery.com>
15585 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15586 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15587 to the configuration's default CPU.
15588 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15589 Remove default masks.
15590 (m680[012]0-*-*): Set the default with_cpu to the first part of
15592 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15593 (m68k*-*-linux): Extend the --with-cpu handling to...
15594 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15595 and m68010. Don't set target_cpu_default2.
15596 * doc/install.texi: Document --with-cpu for m68k.
15597 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15598 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15599 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15600 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15601 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15602 (ASM_SPEC): Remove use of %(asm_cpu_default).
15603 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15604 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15605 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15606 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15607 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15608 (TARGET_DEFAULT): Delete.
15609 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15610 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15611 (CPP_CPU_SPEC): Delete.
15612 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15613 the appropriate string.
15614 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15615 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15616 (ASM_SPEC): Don't use %(asm_default_spec).
15617 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15618 TARGET_DEFAULT and add MASK_68881.
15619 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15621 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15623 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15624 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15625 MASK_68010 alongside MASK_68020.
15626 * doc/invoke.texi: Document -m68010.
15627 * config/m68k/m68k.opt (m68010): New.
15628 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15630 (TUNE_68010): New macro.
15631 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15632 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15633 (M68K_CPU_m68332): Add MASK_68010.
15634 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15635 fallback definition.
15636 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15638 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15639 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15640 to all entries that use MASK_68020.
15641 (output_move_simode_const, output_move_himode, output_move_qimode)
15642 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15643 instead of TARGET_68020 to select clr behavior. Remove comment
15644 about there being no TARGET_68010.
15645 * config/m68k/m68k.md: Likewise throughout.
15647 2007-01-12 Julian Brown <julian@codesourcery.com>
15649 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15650 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15651 * config/m68k/m68k.md: Likewise.
15653 2007-01-12 Julian Brown <julian@codesourcery.com>
15655 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15656 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15658 2007-01-12 Julian Brown <julian@codesourcery.com>
15660 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15661 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15662 * config/m68k/m68k.md: Likewise.
15664 2007-01-12 Julian Brown <julian@codesourcery.com>
15665 Richard Sandiford <richard@codesourcery.com>
15667 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15668 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15669 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15671 (TARGET_CPU32): Rename to...
15672 (TUNE_CPU32): ...this.
15673 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15674 (TUNE_CFV2): New macros.
15675 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15676 remove conditions that are implied by TARGET_68020.
15677 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15678 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15679 (m68k_output_function_epilogue): Likewise.
15680 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15681 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15682 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15683 non-68000 timings. Refactor multiplication and division costs.
15684 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15685 TUNE_CPU32 instead of TARGET_CPU32.
15686 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15687 and TUNE_68060 instead of TARGET_68060.
15688 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15689 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15691 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15692 && !TARGET_COLDFIRE" to choose between moveq and clr.
15693 Likewise in the unnamed movsf pattern.
15694 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15695 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15698 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15700 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15701 of tabbing before backslashes.
15703 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15705 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15706 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15707 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15709 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15711 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15712 find_interesting_uses_cond.
15713 (find_interesting_uses_cond): Use extract_cond_operands.
15714 (rewrite_use_compare): Use extract_cond_operands and
15715 force_gimple_operand_bsi. Do not call update_stmt.
15716 (determine_use_iv_cost_condition): Use extract_cond_operands.
15717 Return cheaper of using original bound and changing the exit bound.
15719 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15721 PR tree-optimization/29516
15722 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15723 most_expensive_mult_to_index, addr_to_parts,
15724 create_mem_ref, maybe_fold_tmr): Make the type of
15725 fields of TARGET_MEM_REF sizetype.
15726 (move_fixed_address_to_symbol, move_pointer_to_base):
15728 * tree.def (TARGET_MEM_REF): Add comment on types of
15731 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15733 * c-common.c (vector_types_convertible_p): Treat opaque types as
15734 always convertible if they have the same size, but not otherwise.
15736 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15738 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15739 Remove the b_unconditional field.
15740 (noce_try_sign_mask): Do not look at b_unconditional.
15741 (noce_process_if_block): Do not use merge_if_blocks. Update
15742 the CFG here. Do not set b_unconditional.
15743 (cond_move_process_if_block): Likewise.
15744 (find_cond_trap): Likewise.
15745 (check_cond_move_block): Require simple jump insns at the end
15746 of the basic block.
15748 2007-01-11 Jan Hubicka <jh@suse.cz>
15750 PR tree-optimization/1046
15751 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15752 when alias info is not ready.
15753 (pass_tail_recursion): Do not require aliasing.
15754 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15755 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15756 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15757 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15758 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15759 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15760 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15762 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15763 When aliasing is not build, mark statement as volatile.
15765 2007-01-11 Tom Tromey <tromey@redhat.com>
15767 PR preprocessor/15185, PR preprocessor/20989:
15768 * doc/cppopts.texi <-MT>: Update description of algorithm for
15769 computing default target.
15770 <-M, -MD>: Reword "basename" text.
15772 2007-01-11 Roger Sayle <roger@eyesopen.com>
15774 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15775 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15776 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15777 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15778 fold_builtin_bswap, real_constp, fold_builtin_pow,
15779 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15780 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15781 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15782 * convert.c (convert_to_pointer): Likewise.
15783 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15784 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15785 const_binop, fold_convert_const_int_from_int,
15786 fold_convert_const_int_from_real,
15787 fold_convert_const_real_from_real, sign_bit_p,
15788 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15789 fold_sign_changed_comparison, fold_unary, fold_comparison,
15790 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15791 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15792 * print-tree.c (print_node_brief, print_node): Likewise.
15793 * stor-layout.c (place_field, layout_type): Likewise.
15794 * tree-chrec.c (keep_cast): Likewise.
15795 * tree.c (build_vector, build_real, build_real_from_int_cst,
15796 build_complex): Likewise.
15798 2007-01-11 Roger Sayle <roger@eyesopen.com>
15800 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15801 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15803 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15805 * configure.ac (strict1_warn): Rename to strict_warn.
15806 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15807 cc_set_by_configure, quoted_cc_set_by_configure,
15808 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15809 all_boot_languages, all_stagestuff): Remove.
15810 (target_list): Remove bootstrap targets.
15811 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15812 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15813 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15814 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15815 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15816 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15817 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15818 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15819 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15820 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15821 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15822 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15823 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15824 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15825 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15826 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15827 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15828 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15829 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15830 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15831 (mostlyclean): Adjust.
15832 (clean, distclean): Don't mention bootstrap stuff.
15833 * configure: Regenerate.
15834 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15835 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15836 treelang/config-lang.in (stagestuff): Remove.
15837 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15838 stageprofile, stagefeedback, stagestuff): Remove mention.
15840 2007-01-11 Nick Clifton <nickc@redhat.com>
15842 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15844 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15845 (mcore_arith_K_S_operand): Run the test for the S constraint not
15846 the test for the M constraint.
15847 (mcore_addsub_operand): Do not accept integer values that are
15848 larger than 32 bits.
15849 * config/mcore/mcore.md: Remove unused constraints from split.
15850 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15851 (addsi3): Likewise.
15852 (allocate_stack): Likewise.
15853 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15854 operands to 32 bits.
15855 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15857 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15858 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15859 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15860 mcore_output_bclri, mcore_output_andn, output_inline_const,
15861 mcore_output_move, mcore_output_movedouble): Likewise.
15862 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15863 (output_inline_const): Likewise.
15864 (output_inline_const): Fix format strings used in sprintf
15866 * config/mcore/mcore-protos.h: Update prototypes for changed
15867 functions in mcore.c.
15868 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15869 HOST_WIDE_INT and not int.
15870 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15871 CONST_OK_FOR_N): Likewise.
15872 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15873 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15876 2007-01-10 Jan Hubicka <jh@suse.cz>
15878 * tree-vrp.c (remove_range_assertions): Release defs.
15879 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15880 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15882 2007-01-10 Paul Brook <paul@codesourcery.com>
15884 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15885 * config/arm/arm.md (mulsi3subsi): New insn.
15887 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15889 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15890 (tree_transform_and_unroll_loop): New.
15891 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15894 2007-01-10 Robert Kennedy <jimbob@google.com>
15896 * fold-const.c (fold_comparison): Fold comparisons like (x *
15897 1000 < 0) to (x < 0).
15899 2007-01-10 Ian Lance Taylor <iant@google.com>
15901 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15902 operands have the same priority.
15904 2007-01-10 Tom Tromey <tromey@redhat.com>
15906 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15907 (fold_binary): Likewise.
15908 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15909 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15910 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15911 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15912 * langhooks.h (struct lang_hooks): Removed field
15913 'can_use_bit_fields_p'.
15915 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15917 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15919 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15921 * function.c (get_last_funcdef_no): New function.
15922 * function.h (get_last_funcdef_no): Declare.
15923 * tree-inline.c (initialize_cfun): Add initialization.
15924 (tree_function_versioning): Cleanup.
15926 2007-01-10 Jan Hubicka <jh@suse.cz>
15928 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15931 2007-01-10 Sa Liu <saliu@de.ibm.com>
15932 Ben Elliston <bje@au.ibm.com>
15934 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15935 for SAVE_NONLOCAL and Pmode for any other save level.
15936 * spu-protos.h (spu_restore_stack_block): Declare.
15937 * spu.md (save_stack_block): Remove.
15938 (restore_stack_block): Call spu_restore_stack_block.
15939 * spu.c (spu_restore_stack_block): New function.
15940 (spu_expand_epilogue): Remove old comment.
15942 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15944 PR tree-optimization/30322
15945 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15946 (cand_value_at): Return the value as aff_tree.
15947 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15948 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15949 aff_combination_mult): New functions.
15950 (aff_combination_add): Use aff_combination_add_cst.
15951 (aff_combination_convert): Allow conversions to a wider type.
15952 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15953 * tree-affine.h (aff_combination_mult): Declare.
15955 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15957 * doc/tm.texi: Update documentation to reflect reality of exec
15958 and start file search behaviours. Update copyright year.
15959 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15960 header file directories.
15962 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15964 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15965 (*cosxf2): Rename to cosxf2_i387.
15966 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15967 using X87MODEF12 mode macro. Rename patterns to
15968 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15970 (*cosdf2, *cossf2): Ditto.
15971 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15972 to match extended input operands.
15973 (sincos<mode>3): New expander.
15974 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15975 insn patterns and corresponding splitters.
15977 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15979 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15980 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15982 2007-01-09 Nicolas Pitre <nico@cam.org>
15985 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15987 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15989 * target.h (struct gcc_target): New field library_rtti_comdat.
15990 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15991 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15992 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15993 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15995 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15997 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15999 2007-01-08 Richard Guenther <rguenther@suse.de>
16001 * tree.h (force_fit_type_double): Export.
16002 (force_fit_type): Remove.
16003 * fold-const.c (force_fit_type_double): New function.
16004 (force_fit_type): Remove.
16005 (int_const_binop): Use it.
16006 (fold_convert_const_int_from_int): Likewise.
16007 (fold_convert_const_int_from_real): Likewise.
16008 (fold_div_compare): Likewise.
16009 (fold_sign_changed_comparison): Likewise.
16010 (fold_unary): Likewise.
16011 (fold_negate_const): Likewise.
16012 (fold_abs_const): Likewise.
16013 (fold_not_const): Likewise.
16014 * c-common.c (shorten_compare): Use force_fit_type_double.
16015 * convert.c (convert_to_pointer): Likewise.
16017 2007-01-08 Richard Guenther <rguenther@suse.de>
16019 * tree.h (build_int_cst_wide_type): Export.
16020 * tree.c (build_int_cst_wide_type): New function.
16021 (build_int_cst_wide): Fix comment.
16022 * builtins.c (fold_builtin_object_size): Use build_int_cst
16023 to build -1 or 0 of the correct type. Use fit_double_type
16024 to check for overflow.
16025 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16027 (decode_field_reference): Likewise.
16028 (all_ones_mask_p): Likewise.
16029 (native_interpret_int): Use build_int_cst_wide_type.
16030 (fold_binary): Use build_int_cst_type to build an all-ones
16032 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16034 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16036 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16038 2007-01-09 Ben Elliston <bje@au.ibm.com>
16040 * genautomata.c (STATS_OPTION): New option.
16041 (stats_flag): New flag.
16042 (gen_automata_option): Handle it.
16043 (initiate_automaton_gen): Ditto.
16044 (write_automata): Output statistics only if stats_flag is
16045 set. Likewise, output time statistics only if time_flag is set.
16046 * doc/md.texi (Processor pipeline description): Document new flag.
16048 2007-01-08 Richard Guenther <rguenther@suse.de>
16050 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16051 * tree.c (build_int_cst_type): Likewise.
16052 (size_in_bytes): Don't call force_fit_type on the result.
16053 (int_fits_type_p): Use fit_double_type.
16054 * fold-const.c (fit_double_type): New function.
16055 (force_fit_type): Use it.
16056 * tree.h (fit_double_type): Export.
16058 2007-01-08 Jan Hubicka <jh@suse.cz>
16060 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16061 * ipa.c (function_and_variable_visibility): Fix return type.
16063 2007-01-08 Richard Guenther <rguenther@suse.de>
16065 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16066 of offset to build the index.
16067 * tree-pretty-print.c (dump_generic_node): Don't build negated
16068 const just for printing.
16069 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16070 * builtins.c (fold_builtin_int_roundingfn): Check if result
16071 fits the type by using force_fit_type and comparing the result.
16072 * predict.c (predict_loops): Use compare_tree_int for comparison.
16073 * tree.c (build_int_cst): Fall back to integer_type_node for
16075 (build_int_cst_wide): Assert type is non-null.
16077 2007-01-08 Roberto Costa <roberto.costa@st.com>
16079 * tree-vrp.c (extract_range_from_cond_expr): New.
16080 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16081 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16083 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16084 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16085 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16086 used as expressions.
16087 * tree-object-size.c (cond_expr_object_size): New.
16088 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16090 2007-01-08 Jan Hubicka <jh@suse.cz>
16092 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16093 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16096 2007-01-08 Richard Guenther <rguenther@suse.de>
16098 PR tree-optimization/23603
16099 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16100 (extract_range_from_binary): Fall back to truthvalue instead of
16101 varying for TRUTH_*_EXPR.
16102 (extract_range_from_comparison): Fall back to truthvalue instead of
16104 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16105 if all visited PHI values were constant.
16107 2007-01-08 Jan Hubicka <jh@suse.cz>
16109 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16110 (cgraph_analyze_function): break out from ...
16111 (cgraph_finalize_compilation_unit): ... here.
16112 (cgraph_expand_function): Remove forgoten commented out line.
16113 (cgraph_optimize): Analyze functions.
16115 2007-01-08 Jan Hubicka <jh@suse.cz>
16117 * tree-pas.h (TODO_remove_function): New flag.
16118 (TODO_update*): Renumber.
16119 (pass_ipa_increase_alignment,
16120 pass_ipa_function_and_variable_visibility): New passes.
16121 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16122 (cgraph_function_and_variable_visibility): Move to ipa.c
16123 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16124 cgraph_increase_alignment.
16125 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16126 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16127 calling tree-inline.
16128 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16129 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16130 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16131 (gate_increase_alignment): New function.
16132 (pass_ipa_increase_alignment): New pass.
16133 * ipa.c: Inline tree-pass.h and timevar.h
16134 (function_and_variable_visibility): Move here from cgraphunit.c
16135 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16136 * passes.c (init_optimization_passes): Add the two new passes.
16137 (execute_todo): Handle cgraph_remove_functions.
16139 2007-01-08 Nick Clifton <nickc@redhat.com>
16141 * config/frv/predicates.md (reg_or_0_operand): Accept
16144 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16146 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16147 * config.gcc: Add bfin*-rtems*.
16149 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16151 * c.opt: Add -flax-vector-conversions.
16152 * c-typeck.c (convert_for_assignment): Pass flag to
16153 vector_types_convertible_p to allow emission of note.
16154 (digest_init): Likewise.
16155 * c-opts.c: Handle -flax-vector-conversions.
16156 * c-common.c (flag_lax_vector_conversions): New.
16157 (vector_types_convertible_p): Unless -flax-vector conversions
16158 has been passed, disallow conversions between vectors with
16159 differing numbers of subparts and/or element types. If such
16160 a conversion is disallowed, possibly emit a note on the first
16161 occasion only to inform the user of -flax-vector-conversions.
16162 The new last argument specifies this.
16163 * c-common.h (flag_lax_vector_conversions): New.
16164 (vector_types_convertible_p): Add extra argument.
16165 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16166 char_type_node for V*QI type vectors.
16167 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16168 Update to satisfy new typechecking rules.
16169 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16170 C and C++ variants.
16171 * doc/invoke.texi (C Dialect Options): Document
16172 -flax-vector-conversions.
16174 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16176 PR tree-optimization/29877
16177 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16178 a register variable on the RHS to not be replaceable.
16180 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16181 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16182 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16183 const_simm15, const_pow2, const_npow2): Added.
16184 * config/score/misc.md (insv, extv, extzv, movmemsi,
16185 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16186 * config/score/score.c (score_address_cost, score_select_cc_mode):
16188 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16189 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16190 Update score_print_operand.
16191 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16192 Adjust register allocate order and update some macro define.
16193 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16194 mdx_block_move_straight, mdx_block_move_loop_head,
16195 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16196 mdx_block_move): Added.
16197 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16198 mdp_limm): Updated and fix some bug and typo.
16199 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16200 (movsf, movdf, doloop_end): Added.
16202 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16204 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16205 config/arm/thumb2.md: Fix comment typos.
16206 * doc/extend.texi: Fix a typo.
16208 2007-01-07 Eric Christopher <echristo@apple.com>
16210 * configure.ac: Check for __stack_chk_fail for darwin.
16211 * configure: Regenerate.
16213 2007-01-07 Richard Guenther <rguenther@suse.de>
16215 * tree-vrp.c (extract_range_from_assert): CSE calls to
16216 compare_values where possible.
16217 (extract_range_from_unary_expr): Likewise.
16219 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16221 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16222 * config/avr/avr.c (call_insn_operand): Delete function.
16223 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16224 instead of register number. Use predicates.
16225 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16226 call_insn_operand): Add.
16228 2007-01-06 Jan Hubicka <jh@suse.cz>
16230 * tree-pass.h (pass_build_cgraph_edges): Declare.
16231 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16232 (visited_nodes): Remove.
16233 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16234 build_cgrpah_edges; make visited_nodes local.
16235 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16236 (record_references_in_initializer): Move to cgraphbuild.c
16237 (initialize_inline_failed, rebuild_cgraph_edges,
16238 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16239 (verify_cgraph_node): Make visited_nodes local.
16240 (cgraph_analyze_function): Do not call cgraph_create_edges and
16241 initialize_inline_failed.
16242 (cgraph_expand_function): Do not call cgraph_lower_function;
16243 assert that function is already lowered.
16244 * Makefile.in (cgraphbuild.o): New.
16245 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16246 at the end of lowering passes.
16248 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16250 * ifcvt.c (cond_move_convert_if_block): New function, code
16251 factored out from...
16252 (cond_move_process_if_block): ...here. Call the new function
16253 on the THEN and ELSE blocks.
16254 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16255 already takes care of this.
16257 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16260 * tree.h (TREE_OVERFLOW_P): New.
16261 * c-typeck.c (parser_build_unary_op): Warn only if result
16262 overflowed and operands did not.
16263 (parser_build_binary_op): Likewise.
16264 (convert_for_assignment): Remove redundant overflow_warning.
16265 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16267 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16269 * c-typeck.c (store_init_value): Split over two lines to follow
16270 the GNU coding style.
16272 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16274 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16275 __GXX_EXPERIMENTAL_CXX0X__.
16276 * doc/cpp.texi: Same.
16278 2007-01-05 Richard Guenther <rguenther@suse.de>
16280 PR middle-end/27826
16281 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16282 with mismatched types. Instead explicitly build a
16283 conversion NOP_EXPR.
16285 2007-01-05 Ian Lance Taylor <iant@google.com>
16287 * c-common.c (decl_with_nonnull_addr_p): New function.
16288 (c_common_truthvalue_conversion): Call it.
16289 * c-typeck.c (build_binary_op): Likewise.
16290 * c-common.h (decl_with_nonnull_addr_p): Declare.
16292 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16295 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16298 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16300 * doc/install.texi (Final install): Document the fact that
16301 the GNAT runtime should not be stripped.
16303 2007-01-04 Jan Hubicka <jh@suse.cz>
16305 * tree-inline.c (fold_marked_statements): Update operand caches
16306 and EH after folding
16308 2007-01-04 Ian Lance Taylor <iant@google.com>
16310 * c-common.c (check_function_nonnull): Whitespace fix.
16312 2007-01-04 Jan Hubicka <jh@suse.cz>
16314 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16315 comitted older version of patch.
16316 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16317 function, celanup cfg and collect garbage.
16319 2007-01-04 Mike Stump <mrs@apple.com>
16321 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16324 2007-01-04 Eric Christopher <echristo@apple.com>
16326 * libgcc2.c (__bswapsi2): Use SItype.
16327 (__bswapdi2): Use DItype.
16328 * libgcc2.h: Update for above.
16330 2007-01-04 Paul Brook <paul@codesourcery.com>
16332 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16333 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16334 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16335 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16336 umulsi3_highpart): Make conditional on !arm_arch6.
16337 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16338 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16339 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16340 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16341 umulsi3_highpart_v6): New insns.
16343 2007-01-04 Roger Sayle <roger@eyesopen.com>
16345 * fold-const.c (fold_convert): When casting an expression to void,
16346 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16347 have a type. Instead of attempting to build a NOP_EXPR, return
16348 these "special" trees directly.
16350 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16352 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16353 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16354 rs6000_cost->fp not 0 as adjustment for outer NEG.
16356 2007-01-04 Jan Hubicka <jh@suse.cz>
16358 * cgraph.c (cgraph_release_function_body): New function.
16359 (cgraph_remove_node): Use it.
16360 * cgraph.h (cgraph_release_function_body): Declare.
16361 * cgraphunit.c (cgraph_expand_function): Use it.
16362 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16363 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16364 is initialized and while compilation of other function is running.
16365 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16366 statement CFG annotations from here to ...
16367 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16369 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16371 * cfgloop.h (enum li_flags): Make the constants powers of two.
16373 2007-01-04 Jan Hubicka <jh@suse.cz>
16375 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16377 (fold_marked_statements): New function.
16378 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16379 * tree-inline.h (copy_body_data): Add statements_to_fold.
16381 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16383 * config.gcc: Mention libgcc/config.host.
16384 * Makefile.in: Update comments mentioning libgcc.
16385 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16386 (all.cross, start.encap, rest.encap, rest.cross): Update
16387 dependencies for libgcc move.
16388 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16389 (clean-target, clean-target-libgcc): Delete.
16390 (srcdirify, GCC_EXTRA_PARTS): New macros.
16391 (libgcc-support, libgcc.mvars): New rules.
16392 (distclean): Remove mention of mklibgcc.
16393 (install): Don't reference INSTALL_LIBGCC.
16394 (install-common): Don't reference EXTRA_PARTS.
16395 (install-libgcc, install-multilib): Delete rules.
16396 * mklibgcc.in: Delete file.
16397 * doc/configfiles.texi: Don't mention mklibgcc.
16399 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16400 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16401 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16402 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16403 (mklibgcc, ldblspecs): Likewise.
16405 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16406 (posixpre.def): Use $(T).
16407 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16408 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16409 (SHLIB_LINK): Make dummy.
16410 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16412 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16414 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16415 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16416 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16417 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16419 * configure.ac (all_outputs): Remove mklibgcc.
16420 * configure: Regenerated.
16422 2007-01-03 Josh Conner <jconner@apple.com>
16424 PR middle-end/29683
16425 * calls.c (compute_argument_addresses): Set stack and stack_slot
16426 for partial args, too.
16427 (store_one_arg): Use locate.size.constant for the size when
16428 generating a save_area.
16430 2007-01-03 Robert Kennedy <jimbob@google.com>
16432 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16433 whose definitions are deleted due to basic block merging.
16435 2007-01-03 Paul Brook <paul@codesourcery.com>
16438 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16440 (use_return_insn): Return 0 for Thumb interrupt functions.
16441 (print_multi_reg): Add rfe argument for IRQ returns.
16442 (arm_output_epilogue): Pop interrupt return address directly into PC.
16443 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16445 2007-01-03 Paul Brook <paul@codesourcery.com>
16447 Merge from sourcerygxx-4_1.
16448 * config/arm/thumb2.md: New file.
16449 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16451 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16452 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16453 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16454 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16456 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16457 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16459 * config/arm/ieee754-sf.S: Ditto.
16460 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16461 (thumb1_base_register_rtx_p): ... to this.
16462 (thumb_index_register_rtx_p): Rename...
16463 (thumb1_index_register_rtx_p): ... to this.
16464 (thumb_output_function_prologue): Rename...
16465 (thumb1_output_function_prologue): ... to this.
16466 (thumb_legitimate_address_p): Rename...
16467 (thumb1_legitimate_address_p): ... to this.
16468 (thumb_rtx_costs): Rename...
16469 (thumb1_rtx_costs): ... to this.
16470 (thumb_compute_save_reg_mask): Rename...
16471 (thumb1_compute_save_reg_mask): ... to this.
16472 (thumb_final_prescan_insn): Rename...
16473 (thumb1_final_prescan_insn): ... to this.
16474 (thumb_expand_epilogue): Rename...
16475 (thumb1_expand_epilogue): ... to this.
16476 (arm_unwind_emit_stm): Rename...
16477 (arm_unwind_emit_sequence): ... to this.
16478 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16479 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16480 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16481 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16482 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16483 thumb2_output_casesi): New functions.
16484 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16485 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16486 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16487 THUMB2_WORK_REGS): Define.
16488 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16489 arm_condexec_mask, arm_condexec_masklen)): New variables.
16490 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16491 (arm_override_options): Check new CPU capabilities.
16492 Set new architecture flag variables.
16493 (arm_isr_value): Handle v7m interrupt functions.
16494 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16496 (const_ok_for_arm): Handle Thumb-2 constants.
16497 (arm_gen_constant): Ditto. Use movw when available.
16498 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16500 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16501 (thumb_find_work_register, arm_load_pic_register,
16502 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16503 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16504 print_multi_reg, output_mov_long_double_fpa_from_arm,
16505 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16506 output_mov_double_fpa_from_arm, output_move_double,
16507 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16508 output_return_instruction, arm_output_function_prologue,
16509 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16510 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16511 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16512 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16513 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16514 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16516 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16517 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16518 (arm_file_start): Output directive for unified syntax.
16519 (arm_unwind_emit_set): Handle stack alignment instruction.
16520 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16521 Add v6t2, v7, v7a, v7r and v7m.
16522 (RETLDM): Add Thumb-2 code.
16523 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16524 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16525 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16526 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16527 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16528 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16529 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16530 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16531 ADJUST_INSN_LENGTH): Define.
16532 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16533 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16534 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16535 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16536 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16537 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16538 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16539 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16540 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16541 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16542 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16543 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16544 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16545 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16546 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16547 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16548 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16550 * config/arm/arm-tune.md: Regenerate.
16551 * config/arm/arm-protos.h: Update prototypes.
16552 * config/arm/vfp.md: Enable patterns for Thumb-2.
16553 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16554 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16555 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16556 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16557 * config/arm/libunwind.S: Add Thumb-2 code.
16558 * config/arm/constraints.md: Update include Thumb-2.
16559 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16560 * config/arm/ieee754-df.S: Ditto.
16561 * config/arm/bpabi.S: Ditto.
16562 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16563 * config/arm/predicates.md (low_register_operand,
16564 low_reg_or_int_operand, thumb_16bit_operator): New.
16565 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16566 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16567 * config/arm/t-arm-elf: Add armv7 multilib.
16568 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16570 (UNSPEC_STACK_ALIGN, ce_count): New.
16571 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16572 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16574 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16575 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16576 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16577 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16578 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16579 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16581 * doc/extend.texi: Document ARMv7-M interrupt functions.
16582 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16584 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16586 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16587 (struct _Unwind_Context): Rename args_size to flags, remove
16588 signal_frame field, add a new args_size field and version field.
16589 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16590 _Unwind_IsExtendedContext): New inline functions.
16591 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16592 Assume by_value array is only present if _Unwind_IsExtendedContext.
16593 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16594 _Unwind_IsSignalFrame.
16595 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16596 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16597 (uw_init_context_1): Initialize context->flags to
16598 EXTENDED_CONTEXT_BIT.
16599 * config/rs6000/linux-unwind.h (frob_update_context): Use
16600 _Unwind_SetSignalFrame.
16602 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16604 PR middle-end/30353
16605 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16606 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16609 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16611 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16612 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16613 RET, AT_SP): Remove.
16614 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16617 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16618 * cfgbuild.c (find_basic_blocks): Likewise.
16619 * cfgrtl.c (rtl_create_basic_block): Likewise.
16620 * function.c (temp_slots_at_level): Likewise.
16621 * reg-stack.c (stack_regs_mentioned): Likewise.
16622 * regclass.c (allocate_reg_info): Likewise.
16623 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16624 set_bb_for_stmt, move_block_to_fn): Likewise.
16625 * tree-complex.c (tree_lower_complex): Likewise.
16626 * vec.h (VEC_safe_grow_cleared): New.
16628 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16630 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16632 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16633 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16635 * cfgloopmanip.c (scale_loop_frequencies): Export.
16636 (loopify): Scale the frequencies by prescribed coefficients.
16637 (set_zero_probability): New function.
16638 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16639 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16640 and frequencies according to arguments.
16641 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16643 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16644 * modulo-sched.c (sms_schedule): Set probabilities for entering
16645 versioned loop correctly.
16646 * tree-vect-transform.c (vect_transform_loop): Ditto.
16647 * cfgloop.h (loopify, loop_version): Declaration changed.
16648 (scale_loop_frequencies): Declared.
16650 2007-01-02 Jan Hubicka <jh@suse.cz>
16652 * cgraph.c: Include tree-flow.h
16653 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16654 early_local_passes.
16655 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16656 * tree-pass.h (pass_all_early_optimizations): Declare.
16657 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16658 early_local_passes.
16659 (cgraph_analyze_function): Do early_local_passes.
16660 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16661 Do not add referenced vars.
16662 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16664 (gate_all_early_local_passes): New gate.
16665 (pass_early_local_passes): Use new gate.
16666 (execute_early_local_optimizations): New functions.
16667 (gate_all_early_optimizations): New gate.
16668 (pass_all_early_optimizations): New pass.
16669 (execute_free_datastructures): Free SSA only when initialized.
16670 (gate_init_datastructures): Init only when optimizing.
16671 (tree_lowering_passes): Do early local passes when called late.
16672 * tree-profile.c (do_tree_profiling): Don't profile functions added
16674 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16675 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16677 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16678 during early_local_passes.
16679 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16682 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16684 * Makefile.in: Update copyright year.
16686 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16688 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16689 in $(lang_checks) and check-consistency targets.
16691 2007-01-02 Jan Hubicka <jh@suse.cz>
16693 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16694 Do not add referenced vars.
16695 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16697 * passes.c (init_optimization_passes): Put mudflap_2 after
16698 free_datastructures.
16700 2007-01-02 Jan Hubicka <jh@suse.cz>
16702 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16703 Set NOTHROW flag on call statements proved to be nothrow.
16704 Update statement of local calls so new pure/const functions are
16705 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16707 (tree_rest_of_compilation): Register hooks and initialize bitmap
16708 early. Do not set after_inlining flag.
16710 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16712 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16713 HOST_BITS_PER_LONGLONG
16715 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16718 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16719 warning for non-static initializers.
16721 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16723 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16724 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16725 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16726 Always use set_unique_reg_note to add REG_EQUAL notes.
16728 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16731 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16733 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16734 * cfgbuild.c (find_basic_blocks): Likewise.
16735 * cfgrtl.c (rtl_create_basic_block): Likewise.
16736 * function.c (temp_slots_at_level): Likewise.
16737 * reg-stack.c (stack_regs_mentioned): Likewise.
16738 * regclass.c (allocate_reg_info): Likewise.
16739 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16740 set_bb_for_stmt, move_block_to_fn): Likewise.
16741 * tree-complex.c (tree_lower_complex): Likewise.
16742 * vec.h (VEC_safe_grow_cleared): New.
16744 2007-01-02 Ian Lance Taylor <iant@google.com>
16746 * c-common.c (c_common_truthvalue_conversion): When warning about
16747 using an assignment as a truth value, set TREE_NO_WARNING.
16749 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16752 * c.opt (Wold-style-declaration): New.
16753 * doc/invoke.texi (C-only Warning Options): New.
16754 (Wold-style-declaration): Document it.
16755 (Wextra): Enabled by -Wextra.
16756 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16757 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16758 -Wold-style-declaration.
16760 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16762 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16763 * cfgbuild.c (find_basic_blocks): Likewise.
16764 * cfgrtl.c (rtl_create_basic_block): Likewise.
16765 * function.c (temp_slots_at_level): Likewise.
16766 * reg-stack.c (stack_regs_mentioned): Likewise.
16767 * regclass.c (allocate_reg_info): Likewise.
16768 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16769 set_bb_for_stmt, move_block_to_fn): Likewise.
16770 * tree-complex.c (tree_lower_complex): Likewise.
16771 * vec.h (VEC_safe_grow_cleared): New.
16773 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16775 * c-common.c (c_common_nodes_and_builtins): Since variants of
16776 void_type_node get built before it is given a name, we need to
16777 give those variants the name, too.
16778 (complete_array_type): We need to work with the canonical main
16779 type of the array, from which we will build the qualified version.
16780 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16781 * print-tree.c (print_node): Display canonical type information
16783 * stor-layout.c (layout_type): When we don't know the
16784 alignment of a type for which we're building an array, we end up
16785 guessing wrong, so make the type require structural equality.
16786 * tree.c (make_node_stat): When we build a new type, it is its
16787 own canonical type.
16788 (build_type_attribute_qual_variant): When building an attribute
16789 variant, its canonical type is the non-attribute variant. However,
16790 if the attributes are target-dependent and they differ, we need to
16791 use structural equality checks for this type.
16792 (build_qualified_type): A qualified type is not equivalent to its
16793 unqualified variant; set the canonical type appropriately.
16794 (build_distinct_type_copy): When building a distinct type from
16795 another type, the new type is its own canonical type.
16796 (build_variant_type_copy): When building a new type variant, we
16797 assume that it is equivalent to the original type.
16798 (build_pointer_type_for_mode): When building a pointer type, also
16799 build a canonical type pointer.
16800 (build_reference_type_for_mode): When building a reference type,
16801 also build a canonical type reference.
16802 (build_index_type): When we can't hash an index type (e.g.,
16803 because its maximum value is negative), the index type requires
16804 structural equality tests.
16805 (build_array_type): Build the canonical form of an array type.
16806 (build_function_type): Function types require structural equality,
16807 because they contain default arguments, attributes, etc.
16808 (build_method_type_directly): Ditto for method types.
16809 (build_offset_type): Build the canonical offset type.
16810 (build_complex_type): Build the canonical vector type.
16811 (make_vector_type): Build the canonical vector type.
16812 * tree.h (TYPE_CANONICAL): New.
16813 (TYPE_STRUCTURAL_EQUALITY_P): New.
16814 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16815 (struct tree_type): Added "canonical" field.
16816 * params.h (VERIFY_CANONICAL_TYPES): New.
16817 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16818 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16819 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16820 * doc/invoke.texi (verify-canonical-types): Document --param
16821 parameter for verifying canonical types.
16823 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16825 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16826 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16827 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16828 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16830 * config/rs6000/e500.h: New.
16831 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16832 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16834 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16835 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16836 TARGET_E500_DOUBLE): Remove.
16837 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16838 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16839 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16840 * config/rs6000/rs6000.c (rs6000_override_options): Use
16841 CHECK_E500_OPTIONS.
16843 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16845 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16846 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16847 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16848 rs6000_emit_cmove): Don't check TARGET_E500.
16849 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16850 sordered): Don't check TARGET_E500.
16852 2007-01-01 Eric Christopher <echristo@apple.com>
16854 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16855 HARD_REGISTER_NUM_P.
16857 2007-01-01 Roger Sayle <roger@eyesopen.com>
16859 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16860 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16861 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16864 2007-01-01 Mike Stump <mrs@apple.com>
16866 * configure.ac: Remove support for building with Apple's gcc-3.1.
16868 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16870 PR middle-end/30311
16871 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16872 REG is a hard register. Do not modify REG before calling
16874 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16875 multiple of the size of YMODE for certain lowpart cases.
16877 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16879 PR middle-end/30253
16880 * gimplify (voidify_wrapper_expr): Update for
16881 GIMPLE_MODIFY_STMT.
16883 2007-01-01 Andreas Schwab <schwab@suse.de>
16886 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16887 save of BR0 in extra_spill_size instead of spill_size.
16888 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16890 (ia64_expand_epilogue): Restore BR0 from its new location.
16892 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16894 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16895 Use a temporary variable if the left hand side is not a gimple
16898 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16900 * gimplify.c (gimplify_return_expr): Make the temporary variable
16901 for the return expression, a gimple register variable.
16903 2007-01-01 Jan Hubicka <jh@suse.cz>
16905 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16908 2007-01-01 Mike Stump <mrs@apple.com>
16910 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16912 * config/darwin.c (machopic_select_rtx_section): Use
16913 HAVE_GAS_LITERAL16.
16914 (darwin_mergeable_constant_section): Likewise.
16915 * configure: Regenerate.
16916 * config.in: Regenerate.
16918 2007-01-01 Jan Hubicka <jh@suse.cz>
16919 Andrew Pinski <pinskia@gmail.com>
16921 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16922 before starting IPA passes.