1 2007-06-19 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.c: Include "df.h".
4 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
5 (xtensa_va_start): Invoke make_tree with sizetype for
6 expand_builtin_saveregs and then convert the result to a pointer.
7 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
8 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9 Subtract argument size from index value as integers and then use
10 POINTER_PLUS_EXPR to add the result to the array address.
12 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15 * config/m32c/m32c.c: Include dataflow header file.
16 (m32c_emit_prologue): Adjust for prologue insn change.
17 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
18 once inside a PARALLEL. Assume frame size passed in operand 0
19 includes space to save the fb register.
20 (prologue_enter_24): Likewise.
21 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
23 2007-06-19 David Daney <ddaney@avtrex.com
26 * config/mips/mips.md (cprestore): Mark $gp as used.
28 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
31 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
32 (frv_ifcvt_modify_insn): Likewise.
34 2007-06-19 Richard Guenther <rguenther@suse.de>
36 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
37 only handle positive offsets that fit in a HOST_WIDE_INT.
39 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
41 * config/i386/i386.c (ix86_emit_swsqrtsf): Limit the result of
42 rsqrt insn to FLT_MAX to avoid NaN for zero input argument.
44 2007-06-19 Richard Guenther <rguenther@suse.de>
47 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
49 2007-06-19 Jakub Jelinek <jakub@redhat.com>
51 PR tree-optimization/32353
52 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
54 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
58 * config/i386/i386.c (assign_386_stack_local): Assert that
59 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
60 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
61 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
62 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
64 2007-06-18 Steve Ellcey <sje@cup.hp.com>
66 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
68 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
70 PR rtl-optimization/32321
71 * gcse.c (replace_store_insn): Update the note before
72 calling emit_insn_after.
74 2007-06-18 David Daney <ddaney@avtrex.com
78 2007-06-18 David Daney <ddaney@avtrex.com
81 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
84 2007-06-18 David Daney <ddaney@avtrex.com
87 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
90 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
93 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
95 * df-problems.c (df_note_bb_compute): Fix dumping info.
97 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
99 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
100 insn with emit_jump_insn.
102 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
104 PR tree-optimization/32383
105 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
106 * targhooks.h (default_builtin_reciprocal): Update prototype.
107 * target.h (struct gcc_target): Update builtin_reciprocal.
108 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
109 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
110 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
111 when fndecl is in BUILT_IN_MD class.
112 (execute_convert_to_rsqrt): Ditto.
114 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
115 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
116 Convert BUILT_IN_SQRTF code only when md_fn is false.
118 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
120 * bt-load.c (move_btr_def): Fix the order of arguments
121 to validate_replace_rtx.
123 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
125 * config/m68k/m68k-devices.def: Add 54450..54455.
127 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
129 PR rtl-optimization/32366
130 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
131 FLOAT_EXTEND]: Prevent non-scalar modes from entering
134 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
137 * modulo-sched (generate_reg_moves): Added rescan parameter and if
138 this is true, rescan insn being modified.
139 (sms_schedule): Added rescan parameter.
140 (rest_of_handle_sms): Moved freeing of dominance info to before
141 getting out of cfg_layout.
143 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
145 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
146 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
149 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
150 FL_CF_EMAC from the entry for isac.
152 * config/m68k/predicates.md (const_call_operand): Adjust comment.
153 (const_sibcall_operand): New.
154 (sibcall_operand): Use it.
155 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
156 (m68k_isas): ISAC does not imply FPU or EMAC.
157 (override_options): Add ISA_C logic for symbolic jump & call.
159 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
161 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
162 return mode from the builtin itself.
163 (sparc_fold_builtin): Fix cast of zero constant.
165 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
167 * targhooks.c (default_builtin_reciprocal): New default target hook.
168 * targhooks.h (default_builtin_reciprocal): Add prototype.
169 * hooks.c (hook_tree_tree_bool_null): Remove hook.
170 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
171 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
172 default_builtin_reciprocal.
174 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
177 * hooks.c (hook_tree_tree_bool_null): New hook.
178 * hooks.h (hook_tree_tree_bool_null): Add prototype.
179 * tree-pass.h (pass_convert_to_rsqrt): Declare.
180 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
181 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
182 and convert it to reciprocal a*rfunc(b).
183 (execute_convert_to_rsqrt): New function.
184 (gate_convert_to_rsqrt): New function.
185 (pass_convert_to_rsqrt): New pass definition.
186 * target.h (struct gcc_target): Add builtin_reciprocal.
187 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
188 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
189 TARGET_BUILTIN_RECIPROCAL.
190 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
192 * config/i386/i386.h (TARGET_RECIP): New define.
193 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
194 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
195 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
196 and not optimizing for size.
197 (*rcpsf2_sse): New insn pattern.
198 (*rsqrtsf2_sse): Ditto.
199 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
200 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
201 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
202 and not optimizing for size.
203 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
204 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
205 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
206 and not optimizing for size.
207 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
208 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
209 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
210 and not optimizing for size.
211 (*sse_rsqrtv4sf2): Do not export.
213 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
214 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
215 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
216 and not optimizing for size.
218 * config/i386/i386.opt (mrecip): New option.
219 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
220 (ix86_emit_swsqrtsf): Ditto.
221 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
222 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
224 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
225 ix86_expand_unop1_builtin.
226 (ix86_emit_swdivsf): New function.
227 (ix86_emit_swsqrtsf): Ditto.
228 (ix86_builtin_reciprocal): New function.
229 (TARGET_BUILTIN_RECIPROCAL): Use it.
230 (ix86_vectorize_builtin_conversion): Rename from
231 ix86_builtin_conversion.
232 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
233 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
234 "i386 and x86_64 Options" section.
235 (Intel 386 and AMD x86_64 Options): Document -mrecip.
237 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
238 Zdenek Dvorak <dvorakz@suse.cz>
239 Richard Guenther <rguenther@suse.de>
240 Kaz Kojima <kkojima@gcc.gnu.org>
242 * tree-vrp.c (compare_values_warnv): Convert val2 to
244 (extract_range_from_assert): Create
245 POINTER_PLUS_EXPR for pointer types.
246 (extract_range_from_binary_expr): Handle
247 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
249 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
250 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
251 POINTER_PLUS_EXPR as PLUS_EXPR.
252 (number_of_iterations_lt_to_ne):
253 For pointer types, use sizetype when
254 creating MINUS_EXPR/PLUS_EXPRs.
255 (assert_loop_rolls_lt): For pointer types, use sizetype when
256 creating MINUS_EXPR/PLUS_EXPRs.
257 (number_of_iterations_le): Likewise.
258 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
259 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
260 like PLUS_EXPR and MINUS_EXPR.
261 * tree-pretty-print.c (dump_generic_node): Handle
264 (op_symbol_1): Likewise.
265 * optabs.c (optab_for_tree_code): Likewise.
266 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
268 * tree-tailcall.c (process_assignment): Mention
269 POINTER_PLUS_EXPR in a TODO comment.
270 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
271 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
272 not used with a pointer and an integer type.
273 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
274 increment using chrec_convert_rhs instead of chrec_convert.
275 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
276 PLUS_EXPR except for the right hand side's type will be
278 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
279 (fold_used_pointer_cast): Kill.
280 (pointer_offset_p): Kill.
281 (fold_used_pointer): Kill.
282 (pointer_used_p): Kill.
283 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
284 call fold_used_pointer.
285 (instantiate_parameters_1): Convert the increment
286 using chrec_convert_rhs instead of chrec_convert.
287 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
288 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
289 instead of PLUS_EXPR.
290 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
291 PLUS_EXPR for pointers.
292 (std_gimplify_va_arg_expr): Likewise.
293 (fold_builtin_memory_op): Likewise.
294 (fold_builtin_strstr): Likewise.
295 (fold_builtin_strchr): Likewise.
296 (fold_builtin_strrchr): Likewise.
297 (fold_builtin_strpbrk): Likewise.
298 (expand_builtin_memory_chk): Likewise.
299 (fold_builtin_memory_chk): Likewise.
300 (std_expand_builtin_va_start): Use
301 sizetype for the call to make_tree and then convert
303 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
304 instead of PLUS_EXPR for adding to a pointer.
305 (std_gimplify_va_arg_expr): Use fold_build2 for
306 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
307 the operands to sizetype first and then cast the BIT_AND_EXPR
308 back to the pointer type.
309 * fold-const.c (build_range_check): Handle pointer types
311 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
312 of PLUS_EXPR's. Make sure the offset is converted to
314 (try_move_mult_to_index): Strip the NOPs from the offset.
315 Remove code argument and replace all uses with PLUS_EXPR.
316 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
317 specially. Don't use a pointer type for MINUS_EXPR.
318 (fold_unary): Handle for (T1)(X op Y),
319 only p+ as that is the only as that can be handled for
320 binary operators now.
321 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
323 <case PLUS_EXPR>: Add folding of PTR+INT into
325 Don't call try_move_mult_to_index.
326 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
327 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
328 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
329 Don't call try_move_mult_to_index.
330 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
331 (tree_expr_nonzero_p): Likewise.
332 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
333 of PLUS_EXPR for the complex expression folding.
334 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
335 first chrec is a pointer type, then the second should
336 be sizetype and not the first's type.
337 For POINTER_PLUS_EXPR, use a different right hand side type.
338 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
339 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
340 different right hand side type.
341 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
342 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
343 instead of PLUS_EXPR.
344 When either operand is zero, convert the other operand.
345 (chrec_apply): Use chrec_convert_rhs
346 on the argument x instead of chrec_convert.
347 (reset_evolution_in_loop): For pointer types, the new_evol
349 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
350 different right hand side type.
351 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
352 (chrec_convert_rhs): New function.
353 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
354 different right hand side type.
355 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
356 * tree-chrec.h (chrec_convert_rhs): New prototype.
357 (build_polynomial_chrec): For pointer types, the right hand
358 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
359 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
360 Remove subtraction case as it is always addition now.
361 Make sure the offset is converted to sizetype.
362 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
363 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
364 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
365 PLUS_EXPR in pointer type.
366 Handle POINTER_PLUS_EXPR.
367 (tree_to_aff_combination): Likewise.
368 (force_expr_to_var_cost): Likewise.
369 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
370 instead of PLUS_EXPR for pointers.
371 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
372 instead of PLUS_EXPR of pointer types.
373 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
375 (check_va_list_escapes): Likewise.
376 (check_all_va_list_escapes): Likewise.
377 * dwarf2out.c (loc_descriptor_from_tree_1):
378 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
379 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
380 (string_constant): Likewise.
381 * tree-ssa-address.c (tree_mem_ref_addr): When adding
382 the offset to the base, use POINTER_PLUS_EXPR.
383 (add_to_parts): Convert the index to sizetype.
384 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
385 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
386 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
387 Offset only holds something for PLUS_EXPR.
388 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
390 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
392 (analyze_accesses_for_modify_stmt): Likewise.
393 Remove comment about the type being integral type as it is
395 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
397 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
399 Correct the type which the artimentic is done in (is now
402 * tree-data-ref.c (split_constant_offset): Handle
404 * tree-affine.c (tree_to_aff_combination): Likewise.
405 * c-typeck.c (build_unary_op): For pointers create the increment
406 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
408 * gimplify.c (gimplify_self_mod_expr): Create a
409 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
410 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
411 * tree.def (POINTER_PLUS_EXPR): New tree code.
412 * tree-predcom.c (ref_at_iteration): If we have a pointer
413 type do the multiplication in sizetype.
414 * tree-mudflap.c (mf_xform_derefs_1): Create a
415 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
416 * tree-ssa-forwprop.c
417 (forward_propagate_addr_into_variable_array_index):
418 Don't expect there to be a cast for the index as that
419 does not exist anymore.
420 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
421 instead of PLUS_EXPR.
422 Don't check for the first operand of the POINTER_PLUS_EXPR
423 was the index as it cannot be.
424 Call forward_propagate_addr_into_variable_array_index with
425 the SSA_NAME instead of the statement.
426 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
427 (compare_constant): Likewise.
428 (copy_constant): Likewise.
429 (compute_reloc_for_constant): Likewise.
430 (output_addressed_constants): Likewise.
431 (initializer_constant_valid_p): Likewise.
432 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
433 Convert the MIN/MAX of the inner type to the outer
434 type before comparing them.
435 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
436 POINTER_PLUS_EXPR instead of PLUS_EXPR.
437 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
438 of PLUS_EXPR for pointers.
439 * tree-inline.c (estimate_num_insns_1): Handle
441 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
442 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
443 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
444 instead of PLUS_EXPR for the pointer increment statement.
445 (vect_update_ivs_after_vectorizer): For pointer types, create
446 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
447 MULT_EXPR in sizetype.
448 (vect_gen_niters_for_prolog_loop): Add a cast when creating
450 * tree-object-size.c (plus_expr_object_size): Handle
451 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
452 code which is trying to figure out which side is a pointer and
454 (check_for_plus_in_loops_1): Likewise.
455 (check_for_plus_in_loops): Likewise.
456 * c-common.c (pointer_int_sum): Create a
457 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
458 * tree-ssa-structalias.c (handle_ptr_arith): Handle
459 only POINTER_PLUS_EXPR. Removing all the extra
460 code which is trying to figure out which side is a pointer and
462 * tree-cfg.c (verify_expr): Add extra checking for pointers and
463 PLUS_EXPR and MINUS_EXPR.
464 Also add checking to make sure the operands of POINTER_PLUS_EXPR
466 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
467 with make_tree, instead of a pointer type.
468 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
469 for pointers instead of PLUS_EXPR.
470 (s390_gimplify_va_arg): Likewise.
471 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
472 instead of PLUS_EXPR when doing addition on pointer
473 types. Use sizetype for the second operand.
474 (spu_gimplify_va_arg_expr): Likewise.
475 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
476 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
477 a pointer. Don't create a BIT_AND_EXPR for pointer types.
478 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
479 for the pointer addition and also use size_int/sizetype
481 (ix86_gimplify_va_arg): Likewise.
482 Perform BIT_AND_EXPR on sizetype arguments.
483 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
484 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
485 for the pointer additions and also use size_int for the offsets.
486 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
487 additions and also use size_int for the offsets. Perform
488 BIT_AND_EXPR on sizetype arguments.
489 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
490 POINTER_PLUS_EXPR for pointers and create the
491 BIT_AND_EXPR in sizetype.
492 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
493 instead of PLUS_EXPR for pointer addition.
494 (rs6000_va_start): Likewise.
495 Also use sizetype for the offset.
496 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
497 as PLUS_EXPR/MINUS_EXPR.
498 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
499 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
500 Don't use BIT_AND_EXPR on a pointer type, convert the
501 expression to sizetype first.
502 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
504 (mips_gimplify_va_arg_expr): Likewise.
505 Don't create BIT_AND_EXPR in a pointer type.
507 2007-06-15 Eric Christopher <echristo@apple.com>
509 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
510 (x86_64-*-darwin*): Ditto.
511 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
514 2007-06-15 Matthew Wilcox <matthew@wil.cx>
516 * doc/extend.texi: Document behavior of __attribute__((aligned))
519 2007-06-15 Mark Mitchell <mark@codesourcery.com>
521 * rtlanal.c (note_stores): Improve documentation.
523 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
525 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
526 LOCAL_LABEL_PREFIX): Delete.
527 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
528 (bfin_internal_label): Delete.
530 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
532 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
533 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
534 otherwise define to LIBGCC2_TF_CEXT.
535 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
536 (LIBGCC_TF_CEXT): Ditto.
539 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
541 PR rtl-optimization/32339
542 * df-scan.c (df_uses_record): Don't modify flags but just add to
543 it for df_ref_record.
545 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
547 * tree-mudflap.c: Fix whitespace issues.
549 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
551 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
553 2007-06-14 Eric Christopher <echristo@apple.com>
555 * config/i386/sse.md (movdi_to_sse): Rewrite body.
556 (movv4sf): Use gcc_unreachable instead of abort.
558 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
561 * config/i386/sfp-machine.h (CMPtype): New define.
562 (mach stubs): Use CMPtype instead of int as a return type.
564 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
566 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
567 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
568 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
569 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
570 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
571 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
572 config/soft-fp/soft-fp.h: Update from glibc CVS.
574 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
576 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
578 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
581 * config/v850/v850.c: Include dataflow header file.
582 (substitute_ep_register): Fix typo.
584 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
586 * configure.ac: Fix earlier checkin.
587 * configure: Regenerated.
589 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
591 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
592 * aclocal.m4: Regenerate.
593 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
594 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
595 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
596 * configure: Regenerate.
597 * Makefile.in (LOOSE_WARN): Subst loose_warn.
599 * Makefile.in (quickstrap): Build libgcc too.
601 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
603 * configure.ac: Add --enable-checking=df. Explicitly mention that
604 the variables are initialized as for "release".
606 * configure: Regenerate.
607 * config.in: Regenerate.
609 2007-06-14 Bob Wilson <bob.wilson@acm.org>
611 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
612 validate_replace_rtx instead of replace_rtx.
613 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
615 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
617 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
618 (DWARF2_UNWIND_INFO): Override default if configured with
620 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
621 (ENDFILE_SPEC): Add crtend.o.
622 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
623 (ENDFILE_SPEC): Add crtend.o.
624 (TARGET_USE_JCR_SECTION): Define.
625 (MD_UNWIND_SUPPORT): Define for 32-bit target.
627 * config/i386/cygming-crtbegin.c: New file.
628 * config/i386/cygming-crtend.c: New file.
630 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
632 * config/i386/w32-unwind.h: New file.
634 2007-06-13 Eric Christopher <echristo@apple.com>
636 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
637 the user set a value below STACK_BOUNDARY.
639 2007-06-13 Thiemo Seufer <ths@networkno.de>
641 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
642 imply -lpthread for -pthread.
644 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
646 * basic-block.h: Remove the prototype for
647 free_basic_block_vars.
648 * cfglayout.h: Remove the prototype for
649 insn_locators_initialize.
650 * tree.h: Remove the prototype for emit_line_note.
652 * tree-ssa-pre.c (mergephitemp): Remove.
653 (init_pre): Don't use mergephitemp.
655 2007-06-13 Eric Christopher <echristo@apple.com>
657 * config/i386/i386.c (override_options): If we've specified
658 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
660 2007-06-13 Bob Wilson <bob.wilson@acm.org>
662 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
665 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
667 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
668 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
669 (eh_store_handler): New pattern.
670 (eh_return): Emit it instead of a plain move.
672 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
675 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
676 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
679 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
681 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
682 (find_next_insn_start, find_load): New functions.
683 (bfin_reorg): Use them to deal with the fact that parallel insns are
684 no longer represented as a SEQUENCE.
686 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
688 * config/sparc/sparc.c (sparc_override_options): Initialize
691 2007-06-13 Dave Korn <dave.korn@artimi.com>
693 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
696 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
698 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
699 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
700 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
701 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
702 tree-vect-transform.c: Fix comment typos. Follow spelling
705 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
707 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
708 to the exit block use set.
709 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
710 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
712 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
714 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
715 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
716 to indicate an error.
717 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
718 (dbg_cnt_process_opt): Print an error on a bad argument.
719 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
720 * common.opt (-fdbg-cnt-list): New.
721 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
723 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
725 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
726 flag on ref-all pointers.
728 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
731 * expr.c (expand_expr_addr_expr_1): Call expand_expr
732 for the offset with the modifier as EXPAND_INITIALIZER
733 if the modifier is EXPAND_INITIALIZER.
734 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
735 a register if we had an overflow.
737 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
739 * real.c (real_isfinite): New.
741 * real.h (real_isfinite): New.
742 * builtins.c: Use it.
744 2007-06-12 Ian Lance Taylor <iant@google.com>
745 Daniel Berlin <dberlin@dberlin.org>
748 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
749 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
750 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
751 (DECL_NO_TBAA_P): Define.
752 (struct tree_decl_common): Add no_tbaa_flag field.
753 * tree-ssa-structalias.c (struct variable_info): Add
754 no_tbaa_pruning field.
755 (new_var_info): Initialize no_tbaa_pruning field.
756 (unify_nodes): Copy no_tbaa_pruning field.
757 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
758 (dump_solution_for_var): Print no_tbaa_pruning flag.
759 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
761 (compute_tbaa_pruning): New static function.
762 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
763 Call compute_tbaa_pruning.
764 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
765 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
766 * gimple-low.c (lower_stmt): Likewise.
767 * tree-gimple.c (is_gimple_stmt): Likewise.
768 * tree-ssa-operands.c (get_expr_operands): Likewise.
769 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
770 * tree-inline.c (estimate_num_insns_1): Likewise.
771 (copy_result_decl_to_var): Likewise.
772 * expr.c (expand_expr_real_1): Likewise.
773 * tree-pretty-print.c (dump_generic_node): Likewise.
774 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
775 * omp-low.c (omp_copy_decl_2): Likewise.
776 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
777 * doc/c-tree.texi (Expression trees): Document
778 CHANGE_DYNAMIC_TYPE_EXPR.
780 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
782 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
783 with !HONOR_NANS and !HONOR_INFINITIES.
784 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
786 2007-06-12 Tristan Gingold <gingold@adacore.com>
788 * gcov.c: Comments updated.
789 (source_info): Add file_time field.
790 (source_index): New variable.
791 (mutiple_files): New variable.
792 (generate_results): New function extracted from process_file.
793 (process_file): Save and restore chain of functions, generate
794 results and free structures only if not merging results.
795 (release_structures): File names are now freed in create_file_names
796 (create_file_names): Free previous file names.
797 (find_source): File date is now read here and modifications in
798 source files is checked here.
799 (read_graph_file): Only reverse order of functions for the current
801 (make_gcov_file_name): Do not generate long names if input_name is
803 (output_lines): If merging results do not display graph, data and
805 Checking source file modification is done in find_source.
807 * doc/gcov.texi: Append an s to sourcefile.
809 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
811 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
812 (forced_nop): New pattern.
813 * config/bfin/bfin.c: Include "df.h".
814 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
815 (bfin_discover_loop): Use df_get_live_in instead of
816 global_live_at_start.
817 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
818 df_analyze when done.
819 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
820 the insns. Use QImode for the final insn in a bundle. Call
821 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
823 (reorder_var_tracking_notes): New function.
824 (bfin_reorg): Pass no argument to split_all_insns. Don't call
825 update_life_info. Call df_analyze after scheduling and bundle
826 generation. Call reorder_var_tracking_notes if generating these notes.
827 Call df_finish_pass at the end.
829 2007-06-12 Dirk Mueller <dmueller@suse.de>
831 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
832 a comparison, not an assignment.
834 2007-06-12 Olivier Hainque <hainque@adacore.com>
836 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
837 Request walking the subtrees only, leaving the current is_lhs/val_only
839 (convert_non_local_reference): Likewise.
841 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
843 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
845 2007-06-12 Richard Guenther <rguenther@suse.de>
847 PR tree-optimization/15353
848 PR tree-optimization/31657
849 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
850 * timevar.def: Add TV_TREE_IFCOMBINE.
851 * tree-pass.h (pass_tree_ifcombine): Declare.
852 * tree-ssa-ifcombine.c: New file.
853 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
854 * tree-flow.h (blocks_in_phiopt_order): Declare.
855 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
856 (tree-ssa-ifcombine.o): New dependencies.
858 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
860 PR rtl-optimization/32293
861 * combine.c (simplify_if_then_else): Truncate return from
862 nonzero_bits() to correct mode.
864 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
866 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
867 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
869 2007-06-11 Diego Novillo <dnovillo@google.com>
871 * Makefile.in (reload1.o-warn): Remove.
873 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
875 * combine.c (subst): Use reg_overlap_mentioned_p
876 instead of comparing register numbers directly.
878 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
880 * reload1.c (mark_home_live_1): Use the mode parameter.
882 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
884 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
885 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
889 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
891 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
893 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
895 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
896 from integer registers.
897 (FP mode splitters): Handle TFmode.
899 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
901 * tree-ssa-structalias.c (find_what_p_points_to): Return false
902 for ref-all pointers that point-to anything.
904 2007-06-11 Joseph Myers <joseph@codesourcery.com>
906 * config/arm/arm.c (arm_output_dwarf_dtprel,
907 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
909 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
911 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
912 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
915 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
917 * gcc/tree.c (signed_or_unsigned_type_for): New.
918 (unsigned_type_for): Use signed_or_unsigned_type_for.
919 (signed_type_for): Use signed_or_unsigned_type_for.
920 * gcc/tree.h (signed_or_unsigned_type_for): New.
921 (get_signed_or_unsigned_type): Remove.
922 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
923 lang_hooks.types.signed_type
924 (size_diffop): Likewise.
925 (all_ones_mask_p): Likewise.
926 (build_range_check): Likewise.
927 (fold_cond_expr_with_comparison): Likewise.
928 (fold_cond_expr_with_comparison): Likewise.
929 (unextend): Likewise.
930 (extract_muldiv_1): Likewise.
931 (fold_single_bit_test_into_sign_test): Likewise.
932 (fold_binary): Likewise.
933 (fold_ternary): Likewise.
934 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
935 instead of get_signed_or_unsigned_type.
936 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
937 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
938 * gcc/expr.c (signed_or_unsigned_type_for): Use
939 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
940 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
941 (lhd_signed_or_unsigned_type): Remove.
942 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
943 signed_or_unsigned_type.
944 (lhd_signed_or_unsigned_type): Remove.
945 * gcc/expmed.c (make_tree): Use signed_type_for instead of
946 lang_hooks.types.signed_type.
947 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
948 c_common_signed_type instead of lang_hooks.types.signed_type.
949 (c_common_unsigned_type): New.
950 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
951 (shorten_compare): Use c_common_unsigned_type instead of
952 c_common_signed_or_unsigned_type.
953 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
955 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
956 lang_hooks.types.signed_type.
957 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
958 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
959 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
960 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
961 instead of unsigned_type_for.
962 * gcc/c-decl.c (groakdeclarator): Likewise.
963 * gcc/c-typeck.c (convert_for_assignment): Likewise.
964 * gcc/c-common.h (c_common_unsigned_type): New.
966 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
969 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
970 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
972 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
975 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
976 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
978 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
979 Sebastian Pop <sebpop@gmail.com>
981 * lambda-code.c (remove_iv): New.
982 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
984 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
986 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
987 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
988 * tree-ssa-loop-prefetch.c: Include optabs.h.
989 (FENCE_FOLLOWING_MOVNT): New macro.
990 (struct mem_ref): Add independent_p and storent_p fields.
991 (record_ref): Initalize the new fields.
992 (gather_memory_references_ref): Return true if the reference
994 (gather_memory_references): Check whether all memory accesses
995 in loop were recorded.
996 (should_issue_prefetch_p): Return false for nontemporal stores.
997 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
998 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
999 (determine_loop_nest_reuse): Detect independent memory references.
1000 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1001 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1002 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1003 * config/i386/i386.h (x86_mfence): Declare.
1004 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1005 * config/i386/i386.c (x86_mfence): New variable.
1006 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1008 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1009 * optabs.c (init_optabs): Initialize storent_optab.
1010 * optabs.h (enum optab_index): Add OTI_storent.
1011 (storent_optab): Declare.
1012 * genopinit.c (optabs): Add initialization for storent_optab.
1013 * tree.h (MOVE_NONTEMPORAL): New macro.
1014 * expr.c (expand_assignment, store_expr, store_constructor_field,
1015 store_constructor, store_field, expand_expr_real_1): Propagate
1016 nontemporality of the expanded store.
1017 (emit_storent_insn): New function.
1018 * expr.h (expand_assignment, store_expr): Declaration changed.
1019 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1020 to expand_assignment.
1021 * stmt.c (expand_asm_expr): Ditto.
1022 * calls.c (initialize_argument_information): Pass false as
1023 nontemporality to store_expr.
1024 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1027 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1029 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1031 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1033 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1035 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1036 and allow DECL_P here.
1038 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1040 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1041 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1042 track of the size of the expression.
1043 * cfghooks.c (merge_blocks): Remove block from loops structure only
1044 after call of the merge_blocks hook.
1046 2007-06-09 Tom Tromey <tromey@redhat.com>
1048 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1049 (deprecated_state): Removed.
1050 (start_decl): Update.
1051 (enum deprecated_states): Moved earlier.
1052 (groktypename): Update.
1053 (push_parm_decl): Likewise.
1054 (grokfield): Likewise.
1055 (start_function): Likewise.
1057 2007-06-09 Ian Lance Taylor <iant@google.com>
1059 PR tree-optimization/32169
1060 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1061 CONVERT_EXPR, check whether min and max both converted to an
1062 overflow infinity representation.
1064 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1066 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1067 not inserted on the edge.
1069 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1071 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1072 instructions if they are supported.
1073 (__divsi3, __umodsi3, __modsi3): Likewise.
1074 (__ashldi3, __ashrdi3, __lshrdi3): New.
1075 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1077 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1078 Tony Linthicum <tony.linthicum@amd.com>
1080 * doc/extend.texi: Add fvect-cost-model flag.
1081 * common.opt (fvect-cost-model): New flag.
1082 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1083 cost fields in stmt_vec_info struct for STMT.
1084 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1085 fields in stmt_vec_info struct and access functions for the same.
1086 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1087 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1088 load, store and vector to scalar operation.
1089 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1090 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1091 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1092 (TARG_VEC_STORE_COST): Define cost of vector store.
1093 (vect_estimate_min_profitable_iters): Define new function.
1094 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1095 check to evaluate if loop iterations are less than minimum profitable
1096 iterations determined by cost model or minimum vect loop bound defined
1097 by user, whichever is more conservative.
1098 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1099 run-time check to evaluate if loop iterations are less than minimum
1100 profitable iterations determined by cost model or minimum vect loop
1101 bound defined by user, whichever is more conservative.
1102 (vect_estimate_min_profitable_iterations): New function to estimate
1103 mimimimum iterartions required for vector version of loop to be
1104 profitable over scalar version.
1105 (vect_model_reduction_cost): New function.
1106 (vect_model_induction_cost): New function.
1107 (vect_model_simple_cost): New function.
1108 (vect_cost_strided_group_size): New function.
1109 (vect_model_store_cost): New function.
1110 (vect_model_load_cost): New function.
1111 (vectorizable_reduction): Call vect_model_reduction_cost during
1113 (vectorizable_induction): Call vect_model_induction_cost during
1115 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1116 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1117 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1118 vectorizable_promotion, vectorizable_demotion): Call
1119 vect_model_simple_cost during analysis phase.
1121 2007-06-08 Simon Baldwin <simonb@google.com>
1123 * reg-stack.c (get_true_reg): Readability change. Moved default case
1124 label into direct switch statement scope.
1126 2007-06-08 Simon Baldwin <simonb@google.com>
1128 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1129 in gcc_assert() with '==' comparison.
1131 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1133 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1134 TARGET_ABM handling of x86_popcnt variable.
1136 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1138 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1139 __builtin_copysignq and __builtin_infq built-in functions.
1141 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1143 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1144 SSE4.2 section. Correct built-in function names in SSE4A section.
1146 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1148 PR tree-optimization/32243
1149 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1150 for ncopies after ratio check between nunits_out and nunits_in.
1151 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1153 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1155 PR tree-optimization/32224
1156 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1157 vectorization upon a non GIMPLE_MODIFY_STMT.
1159 2007-06-08 Christian Bruel <christian.bruel@st.com>
1162 * config/sh/sh.md (doloop_end): New pattern and splitter.
1163 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1165 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1168 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1170 (verify_dominators): Do not change dominance tree.
1172 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1174 * config/sh/constraints.md: New file.
1175 * config/sh/sh.c: Include tm-constrs.h.
1176 (reg_class_from_letter): Remove.
1177 (prepare_cbranch_operands): Use satisfies_constraint_*
1178 function instead of macro.
1179 (andcosts, broken_move, sh_secondary_reload): Likewise.
1180 * config/sh/predicates.md (trapping_target_operand): Likewise.
1181 (and_operand, arith_operand, arith_reg_or_0_operand,
1182 cmp_operand, logical_operand, target_operand,
1183 ua_address_operand, ua_offset, xor_operand): Likewise.
1184 * config/sh/sh.md: Include constraints.md.
1185 (*movsicc_t_false): Use satisfies_constraint_* function
1187 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1188 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1189 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1190 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1191 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1192 (REG_CLASS_FROM_CONSTRAINT): Remove.
1193 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1194 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1195 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1196 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1197 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1198 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1199 function instead of macro.
1200 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1201 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1202 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1203 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1204 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1205 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1206 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1207 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1208 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1209 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1210 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1211 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1212 EXTRA_CONSTRAINT_STR): Likewise.
1213 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1215 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1217 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1219 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1222 * c-common.h (flag_cpp0x): Replaced by...
1223 (cxx_dialect): ... this new variable specifying the C++ dialect that
1225 * c-common.c (flag_cpp0x): Removed.
1226 (cxx_dialect): Defined.
1227 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1229 * c-opts.c (c_common_post_options): Likewise.
1230 (set_std_cxx98): Set cxx_dialect to cxx98.
1231 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1233 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1234 Hui-May Chang <hm.chang@apple.com>
1236 * doc/invoke.texi (Darwin Options): Update documentation for
1237 -mmacosx-version-min.
1238 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1239 * config/darwin-driver.c: New file.
1240 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1241 * config/t-darwin (darwin-driver.o): New rule.
1243 * config/darwin-c.c (version_as_macro): Ignore low digit.
1245 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1247 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1248 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1249 (CSGNMODE): New mode macro.
1250 (CSGNVMODE): New mode attribute.
1251 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1252 expander using CSGNMODE mode macro. Handle TFmode.
1253 (copysign<mode>3_const): Rename from copysignsf3_const and
1254 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1256 (copysign<mode>3_var): Rename from copysignsf3_var and
1257 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1259 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1260 mode macro. Handle TFmode.
1261 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1262 (iortf3, *iortf3): Ditto.
1263 (xortf3, *xortf3): Ditto.
1264 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1265 TFmode and TImode masks.
1266 (ix86_expand_copysign): Expand TFmode copysign insn.
1267 (IX86_BUILTIN_INFQ): New.
1268 (IX86_BUILTIN_FABSQ): Ditto.
1269 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1270 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1271 [__builtin_fabsq]: Ditto.
1272 [__builtin_copysignq]: Ditto.
1273 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1274 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1275 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1276 ix86_expand_binop_builtin().
1278 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1280 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1282 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1285 * rtl.h (push_to_sequence2): New.
1286 * emit-rtl.c (push_to_sequence2): New.
1287 * function.c (assign_parm_data_all): Add new fields.
1288 (assign_parm_setup_block): Call push_to_sequence2 instead of
1290 (assign_parm_setup_reg): Ditto.
1291 (assign_parm_setup_stack): Ditto.
1292 (assign_parms_unsplit_complex): Ditto.
1293 (assign_parms): Change field name.
1295 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1297 PR tree-optimization/32220
1298 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1299 phi node is reached before defining statement.
1301 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1304 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1305 after changing the right hand side of the assignment.
1307 2007-06-06 Eric Christopher <echristo@apple.com>
1309 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1310 (x86_64-*-darwin*): Ditto.
1311 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1312 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1314 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1316 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1318 (add_key): Likewise.
1319 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1320 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1322 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1323 (add_cost_one_coalesce): Likewise.
1324 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1325 variable names. Rename orig to orig_name for consistency.
1326 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1328 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1329 (record_equivalences_from_stmt): Likewise.
1330 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1331 the coding conventions.
1332 (memory_ssa_name_same): Likewise.
1333 (dse_optimize_stmt): Likewise.
1334 (dse_record_phis): Likewise.
1335 (dse_finalize_block): Likewise.
1336 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1337 keywords as variable names.
1338 (may_move_till): Cast according to the coding conventions.
1339 (force_move_till_expr): Avoid using C++ keywords as variable names.
1340 (force_move_till): Cast according to the coding conventions.
1341 (memref_hash): Likewise.
1342 (memref_eq): Likewise.
1343 (gather_mem_refs_stmt): Likewise.
1344 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1345 keywords as variable names.
1346 (idx_find_step): Cast according to the coding conventions.
1347 (idx_record_use): Likewise.
1348 (find_depends): Likewise.
1349 (prepare_decl_rtl): Likewise.
1350 (mbc_entry_hash): Likewise.
1351 (mbc_entry_eq): Likewise.
1352 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1353 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1354 (idx_infer_loop_bounds): Cast according to the coding conventions.
1355 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1356 * tree-ssa-math-opts.c (occ_new ): Likwise.
1357 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1359 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1361 (add_use_op): Likewise.
1362 (add_vop): Likewise.
1363 (add_vuse_op): Likewise.
1364 (add_vdef_op): Likewise.
1365 (get_expr_operands): Likewise.
1366 (push_stmt_changes): Use type safe memory macros.
1367 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1368 keywords as variable names.
1369 (conditional_replacement): Likewise.
1370 (minmax_replacement): Likewise.
1371 (abs_replacement): Likewise.
1372 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1374 (insert_fake_stores): Avoid using C++ keywords as variable names.
1375 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1377 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1378 (heapvar_insert): Use type safe memory macros.
1379 (new_var_info): Cast according to the coding conventions.
1380 (new_constraint): Likewise.
1381 (remove_preds_and_fake_succs): Use type safe memory macros.
1382 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1384 (thread_single_edge): Likewise.
1385 (thread_through_loop_header): Likewise.
1387 2007-06-06 Eric Christopher <echristo@apple.com>
1389 * config/i386/i386.c (override_options): Move handling
1390 of TARGET_SUBTARGET* earlier.
1392 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1394 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1397 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1399 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1400 emited outside of basic block.
1401 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1403 * rtl.h (delete_insn_chain): Declaration changed.
1404 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1406 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1407 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1408 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1409 to delete_insn_chain.
1410 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1411 do not have bb field set.
1412 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1414 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1415 * cfgcleanup.c (try_optimize_cfg): Ditto.
1417 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1419 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1420 (lambda_body_vector_new): Use type safe memory macros.
1421 (lambda_linear_expression_new): Likewise.
1422 (lambda_loopnest_new): Likewise.
1423 (lambda_lattice_new): Likewise.
1424 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1425 conventions. Use type safe memory macros.
1426 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1427 (lambda_body_vector_s): Likewise.
1428 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1429 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1431 2007-06-06 Richard Guenther <rguenther@suse.de>
1433 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1434 if we need to schedule cfg_cleanup.
1435 (tree_ssa_forward_propagate_single_use_vars): Do so.
1437 2007-06-06 Ian Lance Taylor <iant@google.com>
1439 * fold-const.c (merge_ranges): If range_successor or
1440 range_predecessor fail, just return 0.
1442 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1444 PR tree-optimization/32216
1445 * tree-vectorizer.c (supportable_widening_operation): Determine
1446 signedness of FIX_TRUNC_EXPR from output operand.
1447 (supportable_narrowing_operation): Ditto.
1448 * tree-vect-generic.c (expand_vector_operations_1): Determine
1449 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1452 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1454 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1455 (struct pta): ...from here. Change flags to unsigned to avoid
1456 excessive casting (as it is used as a bit mask).
1457 (override_options): Add casts according to the coding convenventions.
1458 (x86_64_elf_unique_section): Likewise.
1459 (examine_argument): Avoid using C++ keywords as variable names.
1460 (construct_container): Likewise.
1461 (legitimize_pic_address): Likewise.
1462 (get_dllimport_decl): Cast according to the coding conventions. Use
1463 type safe memory macros.
1464 (legitimize_address): Cast according to the coding conventions.
1465 (emit_i387_cw_initialization): Corrected the type of slot to enum
1467 (ix86_init_machine_status): Use type safe memory macros.
1468 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1469 (bdesc_pcmpistr): Likewise.
1470 (bdesc_crc32): Likewise.
1471 (bdesc_sse_3arg): Likewise.
1472 (bdesc_2arg): Likewise.
1473 (bdesc_1arg): Likewise.
1474 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1475 (ix86_expand_sse_pcmpistr): Likewise.
1476 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1477 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1478 int to match the langhook definition.
1479 (ix86_builtin_conversion): Change the type of code to unsigned init to
1480 match the langhook definition.
1481 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1483 (ix86_preferred_output_reload_class): Likewise.
1484 (ix86_cannot_change_mode_class): Likewise.
1485 (ix86_memory_move_cost): Likewise.
1486 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1487 avoid excessive casting later on.
1488 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1490 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1492 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1493 as flags setting insn.
1494 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1496 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1498 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1499 (UNSPEC_ROUND): New.
1500 ("sse4_1_round<mode>2"): New insn pattern.
1501 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1503 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1504 expander using SSEMODEF mode macro. Expand using
1505 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1506 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1507 expander using SSEMODEF mode macro. Expand using
1508 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1509 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1510 expander using SSEMODEF mode macro. Expand using
1511 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1512 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1513 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1514 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1517 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1518 Sebastian Pop <sebpop@gmail.com>
1520 * lambda.h (build_linear_expr): New.
1521 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1522 Use build_linear_expr, call fold and force_gimple_operand.
1523 (lambda_loopnest_to_gcc_loopnest): Check that there is
1524 something to insert.
1525 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1527 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1529 PR preprocessor/23479
1530 * doc/extend.texi: Document the 0b-prefixed binary integer
1533 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1535 PR tree-optimization/32215
1536 * tree-vectorizer.c (supportable_widening_operation): Return false
1537 for unsupported FIX_TRUNC_EXPR tree code.
1538 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1540 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1542 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1543 register on SPE targets. Change documentation to reflect
1545 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1546 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1547 out of the register allocation pool.
1548 (rs6000_reg_live_or_pic_offset_p): New function.
1549 (rs6000_emit_prologue): Move the actual saving of LR up to free
1550 r0 for holding r11. Split saving of SPE 64-bit registers into
1551 its own case. Ensure that offsets will always be in-range for
1552 'evstdd' by using r11 as a scratch register to point at the start
1553 of the SPE save area. Save r11 if necessary, as it is the static
1555 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1556 into its own case. Ensure that offsets will always be in-range
1557 for 'evldd' by using r11 as a scratch register to point at the
1558 start of the SPE save area. Also adjust r11 when restoring
1559 the stack pointer to compensate for pre-loading r11.
1561 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1563 * cfg.c (init_flow): Use type safe memory macros.
1564 (alloc_block): Likewise.
1565 (unchecked_make_edge): Likewise.
1566 (dump_flow_info): Avoid using C++ keywords as variable names.
1567 (copy_original_table_clear): Cast according to the coding conventions.
1568 (copy_original_table_set): Likewise.
1569 * cfgexpand (label_rtx_for_bb): Likewise.
1570 (expand_gimple_basic_block): Likewise.
1571 * cfghooks.c (dump_bb): Likewise.
1572 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1574 (lv_add_condition_to_bb): Likewise.
1575 * cfglayout (relink_block_chain): Cast according to the coding
1577 (fixup_reorder_chain): Likewise.
1578 (fixup_fallthru_exit_predecessor): Likewise.
1579 * cfgloop.c (glb_enum_p): Likewise.
1580 (get_exit_description): Likewise.
1581 (dump_recorded_exit): Likewise.
1582 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1583 (struct loop): ... from here.
1584 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1586 * cfgrtl.c (rtl_create_basic_block): Likewise.
1587 (rtl_split_block): Likewise.
1588 (rtl_dump_bb): Likewise.
1589 (cfg_layout_split_block): Likewise.
1590 (init_rtl_bb_info): Use typesafe memory macros.
1592 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1593 * graphds.h: Updated all usages of edge to graph_edge.
1594 * graphds.c: Likewise.
1595 * cfgloopanal.c: Likewise.
1597 2007-06-05 Ian Lance Taylor <iant@google.com>
1599 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1600 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1601 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1603 (test_for_singularity): Likewise.
1605 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1607 * config/i386/constraints.md ("Y2"): Replaced by ...
1609 * config/i386/i386.md: Likewise.
1610 * config/i386/mmx.md: Likewise.
1611 * config/i386/sse.md: Likewise.
1613 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1615 * config/i386/constraints.md ("z"): Replaced by ...
1617 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1618 (sse4_1_blendvps): Likewise.
1619 (sse4_1_pblendvb): Likewise.
1620 (sse4_2_pcmpestr): Likewise.
1621 (sse4_2_pcmpestrm): Likewise.
1622 (sse4_2_pcmpestr_cconly): Likewise.
1623 (sse4_2_pcmpistr): Likewise.
1624 (sse4_2_pcmpistrm): Likewise.
1625 (sse4_2_pcmpistr_cconly): Likewise.
1627 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1629 * matrix-reorg.c (transform_access_sites): Fix computation.
1630 (transform_allocation_sites): Same.
1632 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1634 * config/i386/i386.c (override_options): Use
1635 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1637 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1639 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1640 (nonimm_not_xmm0_operand): Ditto.
1641 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1642 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1643 as operand[2] predicate. Require "z" class XMM register for
1644 operand[3]. Adjust asm template.
1645 ("sse4_1_blendvpd"): Ditto.
1646 ("sse4_1_pblendvb"): Ditto.
1647 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1648 force op2 into xmm0 register for variable blend instructions.
1650 2007-06-04 Tom Tromey <tromey@redhat.com>
1652 * c-tree.h (start_enum): Update.
1653 (build_enumerator): Likewise.
1654 * c-decl.c (enum_next_value): Removed.
1655 (enum_overflow): Likewise.
1656 (start_enum): Add c_enum_contents argument. Don't use globals.
1657 (build_enumerator): Likewise.
1658 * c-tree.h (struct c_enum_contents): New struct.
1660 2007-06-04 Tom Tromey <tromey@redhat.com>
1662 * c-common.c (c_common_get_alias_set): Fix indentation.
1664 2007-06-04 Ian Lance Taylor <iant@google.com>
1666 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1667 to overflow, reduce overflow infinity to regular infinity.
1668 (vrp_var_may_overflow): New static function.
1669 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1671 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1673 * stor-layout.c (layout_type): Remove duplicate code.
1675 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1678 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1679 before build_common_builtin_nodes ().
1681 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1684 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1686 2007-06-04 Jan Hubicka <jh@suse.cz>
1688 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1689 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1690 instead of _stat version.
1692 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1694 PR tree-optimization/32194
1695 * tree-predcom.c (determine_offset): Check that both references have
1698 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1700 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1701 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1702 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1703 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1704 Add argument to iterate_fix_dominators call.
1705 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1706 * gcse.c (hoist_code): Change domby to vector.
1707 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1708 Add argument to iterate_fix_dominators call.
1709 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1710 recompute_dominator.
1711 * lambda-code.c (perfect_nestify): Ditto.
1712 * cfgloopanal.c: Include graphds.h.
1713 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1714 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1715 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1717 * graphds.c: New file.
1718 * graphds.h: New file.
1719 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1720 (get_dominated_by, get_dominated_by_region): Change return type to
1722 (verify_dominators): Recompute all dominators and compare the results.
1723 (recount_dominator): Renamed to ...
1724 (recompute_dominator): ... this. Do not check that the block is
1726 (iterate_fix_dominators): Reimplemented.
1727 (prune_bbs_to_update_dominators, root_of_dom_tree,
1728 determine_dominators_for_sons): New functions.
1729 * et-forest.c (et_root): New function.
1730 * et-forest.h (et_root): Declare.
1731 * Makefile.in (graphds.o): Add.
1732 (cfgloopanal.o): Add graphds.h dependency.
1733 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1734 * basic-block.h (get_dominated_by, get_dominated_by_region,
1735 iterate_fix_dominators): Declaration changed.
1736 (recount_dominator): Renamed to ...
1737 (recompute_dominator): ... this.
1738 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1739 (thread_through_all_blocks): Do not free dominance info.
1741 2007-06-03 Andreas Schwab <schwab@suse.de>
1743 * config/m68k/m68k.c (override_options): Don't override
1745 * config/m68k/m68k-modes.def (SF, DF): Define to use
1746 motorola_single_format and motorola_double_format, resp.
1747 * real.c (motorola_single_format): Renamed from
1748 coldfire_single_format.
1749 (motorola_double_format): Renamed from coldfire_double_format.
1750 (encode_ieee_extended): Generate a proper canonical NaN image
1751 respecting canonical_nan_lsbs_set.
1752 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1754 * real.h: Adjust declarations.
1756 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1759 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1760 the symbol is generated with the stack protector.
1762 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1764 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1765 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1767 * doc/extend.texi (interrupt): Mention m68k.
1769 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1771 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1772 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1773 (ix86_expand_sse_pcmpestr): Do not check operands for
1774 "register_operand", when insn operand predicate is "register_operand".
1775 (ix86_expand_sse_pcmpistr): Ditto.
1777 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1778 Uros Bizjak <ubizjak@gmail.com>
1780 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1781 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1782 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1783 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1784 * config/i386/constraints.md ("z"): New register constraint
1785 for members of SSE_FIRST_REG class.
1786 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1787 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1788 SSE_FIRST_REG class.
1789 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1790 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1791 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1792 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1793 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1794 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1795 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1796 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1797 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1798 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1799 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1800 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1801 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1802 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1803 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1804 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1805 (struct builtin_description): Change "flag" field to unsigned.
1806 (bdesc_pcmpestr): New builtin description table.
1807 (bdesc_pcmpistr): Likewise.
1808 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1809 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1810 Initialize pcmp[ei]str[im] insns for SSE4.2.
1811 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1812 (ix86_expand_sse_pcmpistr): Likewise.
1813 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1814 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1815 (UNSPEC_PCMPISTR): Likewise.
1816 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1817 (sse4_2_pcmpestri):New isns pattern.
1818 (sse4_2_pcmpestrm): Likewise.
1819 (sse4_2_pcmpestr_cconly): Likewise.
1820 (sse4_2_pcmpistr): New insn patern and splitter.
1821 (sse4_2_pcmpistri):New isns pattern.
1822 (sse4_2_pcmpistrm): Likewise.
1823 (sse4_2_pcmpistr_cconly): Likewise.
1824 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1827 2007-06-01 David Daney <ddaney@avtrex.com>
1829 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1830 LOADGP_ABSOLUTE and not binds_local_p.
1832 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1834 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1836 2007-06-01 Ian Lance Taylor <iant@google.com>
1838 * tree-vrp.c (compare_name_with_value): Always set
1839 used_strict_overflow if we get a result from the variable itself.
1841 2007-06-01 Ian Lance Taylor <iant@google.com>
1843 PR rtl-optimization/31455
1844 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1845 subregs which have a cast between modes which are not tieable.
1847 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1849 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1850 breaks after return statements.
1852 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1854 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1855 only after no_new_pseudos.
1857 2007-05-31 Eric Christopher <echristo@apple.com>
1859 * expr.c (convert_move): Assert that we don't have a BLKmode
1861 (store_expr): Handle BLKmode moves by calling emit_block_move.
1863 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1865 * c-typeck.c (build_indirect_ref): Include type in error message.
1866 (build_binary_op): Pass types to binary_op_error.
1867 * c-common.c (binary_op_error): Take two type arguments, print out
1869 * c-common.h (binary_op_error): Update prototype.
1871 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1873 * config/i386/i386.c: Correct coments on -mno-sse4.
1875 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1877 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1878 (x86_64-*-*): Likewise.
1879 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1880 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1881 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1882 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1883 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1884 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1885 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1886 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1887 (OPTION_MASK_ISA_SSE4): Likewise.
1888 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1889 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1890 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1891 (override_options): Support SSE4.2.
1892 (ix86_build_const_vector): Support SImode and DImode.
1893 (ix86_build_signbit_mask): Likewise.
1894 (ix86_expand_int_vcond): Support V2DImode.
1895 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1896 (IX86_BUILTIN_CRC32HI): Likewise.
1897 (IX86_BUILTIN_CRC32SI): Likewise.
1898 (IX86_BUILTIN_CRC32DI): Likewise.
1899 (IX86_BUILTIN_PCMPGTQ): Likewise.
1900 (bdesc_crc32): Likewise.
1901 (bdesc_sse_3arg): Likewise.
1902 (ix86_expand_crc32): Likewise.
1903 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1904 (ix86_expand_builtin): Likewise.
1905 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1906 __SSE4_2__ for -msse4.2.
1907 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1908 (CRC32MODE): Likewise.
1909 (crc32modesuffix): Likewise.
1910 (crc32modeconstraint): Likewise.
1911 (sse4_2_crc32<mode>): Likewise.
1912 (sse4_2_crc32di): Likewise.
1913 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1915 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1916 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1917 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1918 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1919 (vcondu<mode>): Likewise.
1920 * doc/extend.texi: Document SSE4.2 built-in functions.
1921 * doc/invoke.texi: Document -msse4.2/-msse4.
1923 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1925 PR tree-optimization/32160
1926 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1927 variable as gimple reg.
1928 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1930 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1932 * gcc.c (main): Don't consider linker options when issuing the
1933 warning about a linker input file not being used.
1935 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1937 * tree-vrp.c (compare_names): Initialize sop.
1939 2007-05-30 Dirk Mueller <dmueller@suse.de>
1941 * cgraphunit.c (cgraph_analyze_function): Remove
1942 computation of inline parameters.
1944 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1946 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1948 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1950 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1951 Add vx-common.h. Include vxworks.h between vx-common.h and
1953 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1955 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1956 (TARGET_ASM_DESTRUCTOR): Likewise.
1957 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1958 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1959 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1960 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1961 (VXWORKS_ENDIAN_SPEC): Define.
1962 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1963 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1964 VXWORKS_* equivalents.
1965 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1966 (ASM_FILE_START): Delete.
1967 (TARGET_VERSION): Reformat.
1968 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1969 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1970 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1971 (FPBIT, DPBIT): Define.
1972 (fp-bit.c, dp-bit.c): New rules.
1973 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1974 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1975 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1976 * config/arm/arm.h: Include vxworks-dummy.h.
1977 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1978 Mark with ATTRIBUTE_UNUSED.
1979 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1980 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1981 make it incompatible with -msingle-pic-base.
1982 (arm_function_ok_for_sibcall): Return false for calls that might
1983 go through a VxWorks PIC PLT entry.
1984 (require_pic_register): New function, split out from...
1985 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1987 (arm_load_pic_register): Handle the VxWorks RTP initialization
1988 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1989 (arm_emit_call_insn): New function.
1990 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1991 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1992 (pic_offset_arm): New pattern.
1993 (call, call_value): Use arm_emit_call_insn.
1994 (call_internal, call_value_internal): New expanders.
1995 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1996 VxWorks unless __PIC__.
1998 2007-05-30 Eric Christopher <echristo@gmail.com>
2000 * genrecog.c: Include regs.h in generated file.
2001 * genemit.c: Ditto. Fix up formatting.
2002 * config/mn10300/constraints.md: New.
2003 * config/mn10300/mn10300.md: Include.
2004 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2005 Fix up for removed macro.
2006 * config/mn10300/predicates.md (call_address_operand): Ditto.
2007 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2008 (CONST_OK_FOR_I): Ditto.
2009 (CONST_OK_FOR_J): Ditto.
2010 (CONST_OK_FOR_K): Ditto.
2011 (CONST_OK_FOR_L): Ditto.
2012 (CONST_OK_FOR_M): Ditto.
2013 (CONST_OK_FOR_N): Ditto.
2014 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2018 (EXTRA_CONSTRAINT): Ditto.
2020 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2022 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2024 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2025 OPTION_MASK_ISA_64BIT.
2026 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2028 2007-05-30 Richard Guenther <rguenther@suse.de>
2031 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2032 types for comparison.
2033 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2034 with original typed arguments.
2035 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2037 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2039 PR tree-optimization/31769
2040 * except.c (duplicate_eh_regions): Clear prev_try if
2041 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2043 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2045 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2046 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2047 bsi of the location where statements should be inserted.
2048 (sink_code_in_bb): Take bsi from statement_sink_location.
2049 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2050 instead of bsi_start.
2051 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2053 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2054 (bsi_move_before): Document inconsistency with bsi_move_after.
2055 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2057 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2059 * config/i386/i386.h (TARGET_ABM): New define.
2060 (TARGET_POPCNT): Ditto.
2061 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2062 New temporary defines to redefine from OPTION_ISA_* defines.
2063 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2064 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2065 (ix86_isa_flags): New extern int declaration.
2066 (TARGET_SUBTARGET_DEFAULT): New define.
2067 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2068 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2069 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2070 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2071 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2072 * config/i386/darwin.h: Change TARGET_64BIT define to
2075 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2076 using existing "ix86_isa_flags" varible.
2077 (m32, m64): Use existing "ix86_isa_flags" variable.
2078 (mmmx, m3dnow): Ditto.
2079 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2080 (mabm): Define as non-negative option using "x86_abm" variable.
2081 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2083 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2084 Rewrite feature test bitmap.
2085 (ix86_isa_flags): New initialized global int varible.
2086 (ix86_isa_flags_explicit): New static int variable.
2087 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2088 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2089 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2090 target_flags_explicit.
2091 (override_options): Remove "target_enable" and "target_disable" fields
2092 from "struct ptt". Update processor_target_table accordingly. Remove
2093 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2094 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2095 "target_flags" and "ix86_isa_flags_explicit" instead of
2096 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2097 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2098 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2099 to true when either of PTA_POPCNT or PTA_ABM is set in
2100 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2101 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2102 processor_alias_table flags entry. Remove handling of
2103 "target_enable" and "target_disable" fields of processor_target_table.
2104 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2105 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2106 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2107 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2108 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2110 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2112 2007-05-29 David Daney <ddaney@avtrex.com>
2115 * config/mips/mips.c (mips_output_mi_thunk): Emit
2116 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2118 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2119 * config/i386/i386.c (ix86_function_regparm): Added checking of
2120 ix86_force_align_arg_pointer to determine the number of
2121 register parameters.
2123 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2125 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2126 (SET_DR_MISALIGNMENT): New.
2127 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2128 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2129 Use SET_DR_MISALIGNMENT.
2130 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2132 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2133 find_loop_nest): Export.
2134 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2135 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2136 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2137 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2139 (struct mem_ref): Add field reuse_distance.
2140 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2141 Initialize reuse_distance field.
2142 (issue_prefetch_ref): Select temporality of prefetch according to
2144 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2145 self_reuse_distance, determine_loop_nest_reuse): New functions.
2146 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2147 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2148 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2151 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2153 * tree-ssa-alias.c: Add aliasing overview.
2155 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2156 Danny Smith <dannysmith@users.sourceforge.net>
2159 * config/i386/t-crtfm: Compile crtfastmath.o with
2160 -minline-all-stringops.
2161 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2162 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2164 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2166 * doc/md.texi: Document constraints on HP PA-RISC.
2168 * pa/constraints.md: New file.
2169 * pa.md: Include constraints.md.
2170 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2171 (integer_store_memory_operand, ldil_cint_p): New functions.
2172 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2173 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2174 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2175 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2176 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2178 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2181 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2182 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2183 case POSTDECREMENT_EXPR>): Return the error_mark_node
2184 if either the real or imaginary parts would an
2187 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2189 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2190 name when we remove it from a call.
2192 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2194 * targhooks.c (default_narrow_bitfield): Remove.
2195 * targhooks.h: Remove the prototype for
2196 default_narrow_bitfield.
2198 * langhooks-def.h: Remove the prototype for
2199 hook_get_alias_set_0.
2200 * langhooks.c (hook_get_alias_set_0): Remove.
2202 * global.c (EXECUTE_IF_CONFLICT): Remove.
2204 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2207 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2208 return true when truth_value_p is true and the type
2211 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2213 * doc/install.texi (Prerequisites): We no longer require Autoconf
2214 2.13 for the top-level.
2216 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2218 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2219 memory access via x86_expand_vector_move_misalign() only for
2220 TImode values on 32-bit targets.
2222 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2224 * matrix-reorg.c: New file. Implement matrix flattening and
2225 transposing optimization.
2226 * tree-pass.h: Add matrix reorg pass.
2227 * common.opt: Add fipa-mreorg flag.
2228 * Makefile.in: Add matrix-reorg.c.
2229 * passes.c: Add matrix reorg pass.
2230 * varpool.c (add_new_static_var): New function.
2231 * cgraph.h (add_new_static_var): Declare.
2233 2007-05-27 Eric Christopher <echristo@apple.com>
2235 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2236 sp_offset depending on stack size. Save r12 depending
2237 on registers we're saving later.
2238 (rs6000_emit_epilogue): Update sp_offset depending only
2241 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2243 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2244 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2245 * ifcvt.c (if_convert): Ditto.
2246 * tree-ssa-threadupdate.c (thread_block): Ditto.
2247 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2248 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2249 verify_loop_closed_ssa): Check number_of_loops instead of
2251 * predict.c (tree_estimate_probability): Ditto.
2252 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2253 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2254 * modulo-sched.c (sms_schedule): Ditto.
2255 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2256 (scev_finalize): Do not do anything if scev analysis was not
2258 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2259 current_loops == NULL.
2260 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2261 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2263 (loop_optimizer_finalize): Assert that loops were analyzed.
2264 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2265 rtl_doloop): Check number_of_loops instead of current_loops.
2266 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2267 current_loops == NULL.
2268 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2269 gate_tree_vectorize tree_linear_transform, check_data_deps,
2270 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2271 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2272 Check number_of_loops instead of current_loops.
2273 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2274 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2275 free loops if available.
2276 (execute_pre): Do not pass do_fre to fini_pre.
2278 2007-05-27 Tobias Burnus <burnus@net-b.de>
2281 * real.c (mpfr_from_real): Fix sign of -Inf.
2283 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2285 * tree-vect-transform.c (vectorizable_conversion): Initialize
2286 tree_code variables to ERROR_MARK.
2287 (vectorizable_type_demotion): Likewise.
2288 (vectorizable_type_promotion): Likewise.
2290 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2293 * config/i386/i386.md (movti): Handle push operands via
2296 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2298 * basic-block.h: Remove the prototype for merge_seq_blocks.
2299 * cfgcleanup.c (merge_seq_blocks): Remove.
2301 * tree-flow.h: Remove the prototype for is_aliased_with.
2302 * tree-ssa-alias.c (is_aliased_with): Remove.
2304 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2306 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2308 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2310 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2311 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2312 (vec_unpacks_hi_v16qi): Likewise.
2313 (vec_unpacku_lo_v16qi): Likewise.
2314 (vec_unpacks_lo_v16qi): Likewise.
2315 (vec_unpacku_hi_v8hi): Likewise.
2316 (vec_unpacks_hi_v8hi): Likewise.
2317 (vec_unpacku_lo_v8hi): Likewise.
2318 (vec_unpacks_lo_v8hi): Likewise.
2319 (vec_unpacku_hi_v4si): Likewise.
2320 (vec_unpacks_hi_v4si): Likewise.
2321 (vec_unpacku_lo_v4si): Likewise.
2322 (vec_unpacks_lo_v4si): Likewise.
2324 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2326 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2327 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2328 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2329 follow spelling conventions in various
2330 warning/error/diagnostic messages.
2332 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2333 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2334 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2335 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2336 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2337 * doc/tm.texi: Follow spelling conventions.
2339 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2342 * tree-ssa-forwprop.c
2343 (forward_propagate_addr_into_variable_array_index): Remove
2344 the lhs argument. Use the type of def_rhs instead of lhs.
2345 (forward_propagate_addr_expr_1): Update use of
2346 forward_propagate_addr_into_variable_array_index.
2348 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2349 Nigel Stephens <nigel@mips.com>
2351 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2352 function attributes, "far" being an alias for "long_call".
2353 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2354 (mips_near_type_p, mips_far_type_p): New.
2355 (mips_comp_type_attributes): New function to check that attributes
2356 attached to a function type are compatible.
2357 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2358 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2359 to the target function of the thunk.
2360 (mips_encode_section_info): Check for "near" and "far" function
2361 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2363 * config/mips/predicates.md (const_call_insn_operand): Test only
2364 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2366 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2369 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2370 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2371 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2372 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2374 2007-05-25 Eric Christopher <echristo@apple.com>
2376 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2377 to x86-darwin configurations.
2378 * config/i386/t-darwin: Add softfp support.
2379 * config/i386/t-darwin64: Ditto.
2380 * config/i386/sfp-machine.h: If mach then don't use
2381 aliasing, emit a stub to call.
2383 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2385 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2386 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2387 tree-predcom.c, tree-ssa-alias-warnings.c,
2388 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2389 comment typos. Follow spelling conventions.
2390 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2392 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2395 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2396 constants into memory. Expand unaligned memory references for
2397 SSE modes via x86_expand_vector_move_misalign() function.
2399 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2401 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2402 "memory" attribute for "sseishft" type insn without operands[2].
2404 2007-05-25 Dirk Mueller <dmueller@suse.de>
2405 Marcus Meissner <meissner@suse.de>
2407 * doc/extend.texi (alloc_size): New attribute.
2408 * c-common.c (handle_alloc_size_attribute): New.
2409 * tree-object-size.c (alloc_object_size): Use alloc_size
2410 attribute, if available.
2412 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2414 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2416 (__builtin_ia32_vec_ext_v2di): Likewise.
2417 (__builtin_ia32_vec_ext_v4si): Likewise.
2418 (__builtin_ia32_vec_ext_v8hi): Likewise.
2419 (__builtin_ia32_vec_ext_v16qi): Likewise.
2420 (__builtin_ia32_vec_set_v8hi): Likewise.
2422 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2424 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2426 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2428 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2429 (arm_is_longcall_p): Rename to...
2430 (arm_is_long_call_p): ...this. Take a single tree argument and
2432 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2433 (CUMULATIVE_ARGS): Remove call_cookie.
2434 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2435 (ENCODED_LONG_CALL_ATTR_P): Delete.
2436 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2437 LONG_CALL_FLAG_CHAR cases.
2438 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2439 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2440 ARM_DECLARE_FUNCTION_SIZE.
2441 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2442 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2443 (arm_encode_call_attribute, current_file_function_operand): Delete.
2444 (arm_function_in_section_p): New function.
2445 (arm_is_longcall_p): Rename to...
2446 (arm_is_long_call_p): ...this. Take the target function as a single
2447 argument and return a bool. Do not rely on call cookies. Check
2448 whether the target symbol is in the same section as the current
2449 function, not just the same compilation unit.
2450 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2451 (arm_encode_section_info): Don't encode a call type.
2452 * config/arm/arm.md (call, call_value): Update calls to
2453 arm_is_long(_)call_p. Simplify logic.
2454 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2455 Update calls to arm_is_long(_)call_p.
2457 2007-05-25 Richard Guenther <rguenther@suse.de>
2459 PR tree-optimization/31982
2460 * tree-ssa-forwprop.c
2461 (forward_propagate_addr_into_variable_array_index): Handle arrays
2462 with element size one.
2464 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2466 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2467 (umulsi3_highpart): Likewise.
2469 2007-05-24 Ian Lance Taylor <iant@google.com>
2471 PR rtl-optimization/32069
2472 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2475 2007-05-24 Ollie Wild <aaw@google.com>
2477 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2480 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2482 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2483 (oprs_unchanged_p): Use it to check all registers in a REG.
2484 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2485 (reg_set_between_after_reload_p): Delete.
2486 (reg_used_between_after_reload_p): Likewise.
2487 (reg_set_or_used_since_bb_start): Likewise.
2488 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2489 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2490 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2491 * rtlanal.c (reg_set_p): Check whether REG overlaps
2492 regs_invalidated_by_call, rather than just checking the
2493 membership of REGNO (REG).
2495 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2497 * doc/passes.texi: Document predictive commoning.
2498 * doc/invoke.texi (-fpredictive-commoning): Document.
2499 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2500 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2501 adding indices to the generated name.
2502 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2503 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2504 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2505 (op_symbol_code): ... and exported.
2506 (dump_omp_clause, op_symbol): Use op_symbol_code
2507 instead of op_symbol_1.
2508 * tree-pass.h (pass_predcom): Declare.
2509 * timevar.def (TV_PREDCOM): New timevar.
2510 * tree-ssa-loop.c (run_tree_predictive_commoning,
2511 gate_tree_predictive_commoning, pass_predcom): New.
2512 * tree-data-ref.c (find_data_references_in_loop): Find the
2513 references in dominance order.
2514 (canonicalize_base_object_address): Ensure that the result has
2516 (dr_analyze_innermost): Export.
2517 (create_data_ref): Code to fail for references with invariant
2519 (find_data_references_in_stmt): ... here.
2520 * tree-data-ref.h (dr_analyze_innermost): Declare.
2521 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2522 (aff_combination_find_elt, name_expansion_hash,
2523 name_expansion_eq, tree_to_aff_combination_expand,
2524 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2526 * tree-affine.h (aff_combination_constant_multiple_p,
2527 tree_to_aff_combination_expand): Declare.
2528 * tree-predcom.c: New file.
2529 * common.opt (fpredictive-commoning): New option.
2530 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2531 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2532 * Makefile.in (tree-predcom.o): Add.
2533 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2534 * passes.c (init_optimization_passes): Add dceloop after
2535 copy propagation in loop optimizer. Add predictive commoning
2536 to loop optimizer passes.
2538 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2540 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2543 2007-05-24 Jan Hubicka <jh@suse.cz>
2545 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2547 (genheader): Include statistics.h.
2549 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2551 * print-rtl.c (flag_dump_unnumbered): Update comments.
2552 (print_rtl): Fix my previous change.
2553 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2556 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2559 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2561 (thread_through_all_blocks): Call initialize_original_copy_tables
2562 and free_original_copy_tables.
2563 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2565 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2566 * cfghooks.c (duplicate_block): Use get_loop_copy.
2567 * cfg.c: Include cfgloop.h.
2568 (loop_copy): New hash table.
2569 (initialize_original_copy_tables): Initialize loop_copy table.
2570 (free_original_copy_tables): Free loop_copy table.
2571 (copy_original_table_clear, copy_original_table_set,
2572 set_loop_copy, get_loop_copy): New functions.
2573 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2574 * cfgloop.h (struct loop): Remove copy field.
2575 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2576 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2578 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2580 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2581 -msse/-msse2/-msse3.
2583 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2585 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2586 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2588 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2591 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2592 * targhooks.h (default_mangle_decl_assembler_name): Declare
2594 * targhooks.c (default_mangle_decl_assembler_name): Define
2596 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2598 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2599 * langhooks.c (lhd_set_decl_assembler_name): Call
2600 targetm.mangle_decl_assembler_name for names with global scope.
2602 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2604 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2605 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2607 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2608 New. Factored out of i386_pe_encode_section_info.
2609 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2610 Move check for prior decoration of stdcall
2611 symbols to i386_pe_encode_section_info.
2612 (i386_pe_encode_section_info): Adjust call to
2613 gen_stdcall_or_fastcall_suffix. Use
2614 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2615 (i386_pe_mangle_decl_assembler_name): New. Wrap
2616 i386_pe_maybe_mangle_decl_assembler_name.
2618 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2620 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2621 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2622 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2623 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2624 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2627 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2628 Nigel Stephens <nigel@mips.com>
2629 Richard Sandiford <richard@codesourcery.com>
2631 Fix up MIPS16 hard float and add support for complex.
2633 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2634 (TARGET_SOFT_FLOAT_ABI): New.
2635 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2636 __mips_soft_float to reflect the ABI in use, not whether the
2637 FPU is directly accessible (e.g., in MIPS16 mode).
2638 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2639 (UNITS_PER_FPVALUE): Likewise.
2641 * config/mips/mips.c (mips_expand_call): Remove redundant
2642 TARGET_MIPS16 check.
2643 (mips_arg_regno): New.
2644 (function_arg_advance): When setting bits in cum->fp_code for
2645 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2647 (function_arg): Use mips_arg_regno.
2648 (mips_return_mode_in_fpr_p): New.
2649 (mips16_call_stub_mode_suffix): New.
2650 (mips16_cfun_returns_in_fpr_p): New.
2651 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2652 (mips_output_function_prologue): Test mips16_hard_float, not
2653 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2654 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2655 return value into a floating-point register.
2656 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2657 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2658 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2659 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2660 word of double arguments from or to the high bits of 64-bit
2661 floating point registers.
2662 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2663 (mips16_fpret_double): New helper function.
2664 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2665 support for complex modes. Fill in DECL_RESULT for stubdecl.
2666 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2668 * config/mips/mips16.S
2669 (RET, ARG1, ARG2): New.
2670 (MERGE_GPRf, MERGE_GPRt): New.
2671 (DELAYt, DELAYf): New.
2672 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2673 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2674 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2675 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2676 (SFOP): Renamed to...
2677 (OPSF3): This, and macro-ified. Updated all uses.
2678 (SFOP2): Renamed to...
2679 (OPSF2): This, and macro-ified. Updated all uses.
2680 (SFCMP): Renamed to...
2681 (CMPSF): This, and macro-ified. Updated all uses.
2682 (SFREVCMP): Renamed to...
2683 (REVCMPSF): This, and macro-ified. Updated all uses.
2684 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2685 (LDDBL1, LDDBL2, RETDBL): Deleted.
2686 (DFOP): Renamed to...
2687 (OPDF3): This, and macro-ified. Updated all uses.
2688 (DFOP2): Renamed to...
2689 (OPDF2): This, and macro-ified. Updated all uses.
2690 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2691 (DFCMP): Renamed to...
2692 (CMPDF): This, and macro-ified. Updated all uses.
2693 (DFREVCMP): Renamed to...
2694 (REVCMPDF): This, and macro-ified. Updated all uses.
2695 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2696 (RET_FUNCTION): New.
2697 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2698 (__mips16_ret_sc, __mips16_ret_dc): New.
2699 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2700 STUB_ARGS_6, STUB_ARGS_10): New.
2701 (CALL_STUB_NO_RET): New.
2702 (__mips16_call_stub_1): Macro-ified.
2703 (__mips16_call_stub_5): Macro-ified.
2704 (__mips16_call_stub_2): Macro-ified.
2705 (__mips16_call_stub_6): Macro-ified.
2706 (__mips16_call_stub_9): Macro-ified.
2707 (__mips16_call_stub_10): Macro-ified.
2708 (CALL_STUB_RET): New.
2709 (__mips16_call_stub_sf_0): Macro-ified.
2710 (__mips16_call_stub_sf_1): Macro-ified.
2711 (__mips16_call_stub_sf_5): Macro-ified.
2712 (__mips16_call_stub_sf_2): Macro-ified.
2713 (__mips16_call_stub_sf_6): Macro-ified.
2714 (__mips16_call_stub_sf_9): Macro-ified.
2715 (__mips16_call_stub_sf_10): Macro-ified.
2716 (__mips16_call_stub_df_0): Macro-ified.
2717 (__mips16_call_stub_df_1): Macro-ified.
2718 (__mips16_call_stub_df_5): Macro-ified.
2719 (__mips16_call_stub_df_2): Macro-ified.
2720 (__mips16_call_stub_df_6): Macro-ified.
2721 (__mips16_call_stub_df_9): Macro-ified.
2722 (__mips16_call_stub_df_10): Macro-ified.
2723 (__mips16_call_stub_sc_0): New.
2724 (__mips16_call_stub_sc_1): New.
2725 (__mips16_call_stub_sc_5): New.
2726 (__mips16_call_stub_sc_2): New.
2727 (__mips16_call_stub_sc_6): New.
2728 (__mips16_call_stub_sc_9): New.
2729 (__mips16_call_stub_sc_10): New.
2730 (__mips16_call_stub_dc_0): New.
2731 (__mips16_call_stub_dc_1): New.
2732 (__mips16_call_stub_dc_5): New.
2733 (__mips16_call_stub_dc_2): New.
2734 (__mips16_call_stub_dc_6): New.
2735 (__mips16_call_stub_dc_9): New.
2736 (__mips16_call_stub_dc_10): New.
2738 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2739 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2740 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2742 2007-05-23 Ian Lance Taylor <iant@google.com>
2744 * doc/invoke.texi (Invoking GCC): Document that the order of the
2747 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2750 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2751 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2752 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2756 * config/score/score.c (score_print_operand): Make sure that only
2757 lower bits are used.
2759 2007-05-22 Ian Lance Taylor <iant@google.com>
2761 * tree-vrp.c (avoid_overflow_infinity): New static function,
2762 broken out of set_value_range_to_value.
2763 (set_value_range_to_value): Call avoid_overflow_infinity.
2764 (extract_range_from_assert): Likewise.
2766 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2769 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2770 change the type before looking for a COMPOUND_EXPR.
2772 2007-05-22 Ian Lance Taylor <iant@google.com>
2774 * lower-subreg.c (decompose_multiword_subregs): If we change an
2775 insn, call remove_retval_note on it.
2777 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2779 * regs.h (end_hard_regno): New function.
2780 (END_HARD_REGNO, END_REGNO): New macros.
2781 (add_to_hard_reg_set): New function.
2782 (remove_from_hard_reg_set): Likewise.
2783 (in_hard_reg_set_p): Likewise.
2784 (overlaps_hard_reg_set_p): Likewise.
2785 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2786 (note_btr_set): Use END_HARD_REGNO.
2787 * caller-save.c (setup_save_areas): Use end_hard_regno.
2788 (mark_set_regs): Use END_HARD_REGNO.
2789 (add_stored_regs): Use end_hard_regno.
2790 (mark_referenced_regs): Use add_to_hard_reg_set.
2791 * combine.c (update_table_tick): Use END_REGNO.
2792 (record_value_for_reg): Likewise.
2793 (record_dead_and_set_regs): Likewise.
2794 (get_last_value_validate): Likewise.
2795 (use_crosses_set_p): Likewise.
2796 (reg_dead_at_p_1): Likewise.
2797 (reg_dead_at_p): Likewise.
2798 (mark_used_regs_combine): Use add_to_hard_reg_set.
2799 (move_deaths): Use END_HARD_REGNO.
2800 (reg_bitfield_target_p): Use end_hard_regno.
2801 (distribute_notes): Use END_HARD_REGNO.
2802 * cse.c (mention_regs): Use END_REGNO.
2803 (insert): Use add_to_hard_reg_set.
2804 (invalidate): Use END_HARD_REGNO.
2805 (invalidate_for_call): Likewise.
2806 (exp_equiv_p): Use END_REGNO.
2807 (cse_insn): Likewise.
2808 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2809 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2810 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2811 * function.c (keep_stack_depressed): Use end_hard_regno.
2812 * global.c (global_alloc): Use end_hard_regno.
2813 (global_conflicts): Use add_to_hard_reg_set instead of
2815 (find_reg): Likewise.
2816 (mark_reg_store): Likewise.
2817 (mark_reg_conflicts): Likewise.
2818 (mark_reg_death): Use remove_from_hard_reg_set.
2819 (mark_reg_live_nc): Delete.
2820 (set_preference): Use end_hard_regno.
2821 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2822 remove_from_hard_reg_set.
2823 (post_mark_life): Use add_to_hard_reg_set.
2824 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2825 (reg_becomes_live): Use add_to_hard_reg_set.
2826 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2827 (peep2_find_free_register): Use add_to_hard_reg_set.
2828 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2829 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2830 * regrename.c (note_sets): Use add_to_hard_reg_set.
2831 (clear_dead_regs): Use remove_from_hard_reg_set.
2832 (regrename_optimize): Use add_to_hard_reg_set.
2833 (find_oldest_value_reg): Use in_hard_reg_set_p.
2834 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2835 (hard_reg_set_here_p): Use end_hard_regno.
2836 (decompose): Likewise.
2837 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2838 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2839 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2840 (mark_home_live): Use end_hard_regno.
2841 (spill_hard_reg): Likewise.
2842 (clear_reload_reg_in_use): Likewise.
2843 * reorg.c (delete_prior_computation): Use END_REGNO.
2844 * resource.c (update_live_status): Use END_HARD_REGNO.
2845 (mark_referenced_resources): Use add_to_hard_reg_set.
2846 (mark_set_resources): Likewise.
2847 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2848 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2849 (reg_overlap_mentioned_p): Likewise.
2850 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2851 (covers_regno_no_parallel_p): Use END_REGNO.
2852 (find_regno_note): Likewise.
2853 (find_reg_fusage): Use END_HARD_REGNO.
2854 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2855 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2857 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2859 * mode-switching.c (reg_dies): Change type of second argument to
2861 (optimize_mode_switching): Update accordingly.
2863 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2865 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2867 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2868 (hard_reg_set_empty_p): ...these new functions.
2869 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2870 GO_IF_HARD_REG_SUBSET.
2871 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2872 instead of GO_IF_HARD_REG_EQUAL.
2873 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2874 instead of GO_IF_HARD_REG_EQUAL.
2875 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2876 GO_IF_HARD_REG_SUBSET.
2877 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2878 GO_IF_HARD_REG_EQUAL.
2879 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2880 of GO_IF_HARD_REG_SUBSET.
2881 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2882 instead of GO_IF_HARD_REG_EQUAL.
2883 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2884 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2885 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2886 of GO_IF_HARD_REG_SUBSET,
2887 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2888 GO_IF_HARD_REG_SUBSET.
2889 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2890 instead of GO_IF_HARD_REG_EQUAL.
2891 * config/sh/sh.c (push_regs, calc_live_regs): Use
2892 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2893 (hard_regs_intersect_p): Delete.
2895 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2897 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2899 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2900 Richard Henderson <rth@redhat.com>
2902 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2904 (x86_64-*-*): Likewise.
2906 * i386/i386-modes.def (V2QI): New.
2908 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2910 (override_options): Support SSE4.1.
2911 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2912 (IX86_BUILTIN_BLENDPS): Likewise.
2913 (IX86_BUILTIN_BLENDVPD): Likewise.
2914 (IX86_BUILTIN_BLENDVPS): Likewise.
2915 (IX86_BUILTIN_PBLENDVB128): Likewise.
2916 (IX86_BUILTIN_PBLENDW128): Likewise.
2917 (IX86_BUILTIN_DPPD): Likewise.
2918 (IX86_BUILTIN_DPPS): Likewise.
2919 (IX86_BUILTIN_INSERTPS128): Likewise.
2920 (IX86_BUILTIN_MOVNTDQA): Likewise.
2921 (IX86_BUILTIN_MPSADBW128): Likewise.
2922 (IX86_BUILTIN_PACKUSDW128): Likewise.
2923 (IX86_BUILTIN_PCMPEQQ): Likewise.
2924 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2925 (IX86_BUILTIN_PMAXSB128): Likewise.
2926 (IX86_BUILTIN_PMAXSD128): Likewise.
2927 (IX86_BUILTIN_PMAXUD128): Likewise.
2928 (IX86_BUILTIN_PMAXUW128): Likewise.
2929 (IX86_BUILTIN_PMINSB128): Likewise.
2930 (IX86_BUILTIN_PMINSD128): Likewise.
2931 (IX86_BUILTIN_PMINUD128): Likewise.
2932 (IX86_BUILTIN_PMINUW128): Likewise.
2933 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2934 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2935 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2936 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2937 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2938 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2939 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2940 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2941 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2942 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2943 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2944 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2945 (IX86_BUILTIN_PMULDQ128): Likewise.
2946 (IX86_BUILTIN_PMULLD128): Likewise.
2947 (IX86_BUILTIN_ROUNDPD): Likewise.
2948 (IX86_BUILTIN_ROUNDPS): Likewise.
2949 (IX86_BUILTIN_ROUNDSD): Likewise.
2950 (IX86_BUILTIN_ROUNDSS): Likewise.
2951 (IX86_BUILTIN_PTESTZ): Likewise.
2952 (IX86_BUILTIN_PTESTC): Likewise.
2953 (IX86_BUILTIN_PTESTNZC): Likewise.
2954 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2955 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2956 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2957 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2958 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2960 (bdesc_sse_3arg): Likewise.
2961 (bdesc_2arg): Likewise.
2962 (bdesc_1arg): Likewise.
2963 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2965 (ix86_expand_sse_4_operands_builtin): New.
2966 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2967 smaller than 8 bits as the 2nd arg.
2968 (ix86_expand_sse_ptest): New.
2969 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2970 (ix86_expand_vector_set): Support SSE4.1.
2971 (ix86_expand_vector_extract): Likewise.
2973 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2974 __SSE4_1__ for -msse4.1.
2976 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2977 (UNSPEC_INSERTPS): Likewise.
2978 (UNSPEC_DP): Likewise.
2979 (UNSPEC_MOVNTDQA): Likewise.
2980 (UNSPEC_MPSADBW): Likewise.
2981 (UNSPEC_PHMINPOSUW): Likewise.
2982 (UNSPEC_PTEST): Likewise.
2983 (UNSPEC_ROUNDP): Likewise.
2984 (UNSPEC_ROUNDS): Likewise.
2986 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2988 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2989 (const_pow2_1_to_32768_operand): Likewise.
2991 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2994 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2996 (sse4_1_insertps): Likewise.
2997 (*sse4_1_extractps): Likewise.
2998 (sse4_1_ptest): Likewise.
2999 (sse4_1_mulv2siv2di3): Likewise.
3000 (*sse4_1_mulv4si3): Likewise.
3001 (*sse4_1_smax<mode>3): Likewise.
3002 (*sse4_1_umax<mode>3): Likewise.
3003 (*sse4_1_smin<mode>3): Likewise.
3004 (*sse4_1_umin<mode>3): Likewise.
3005 (sse4_1_eqv2di3): Likewise.
3006 (*sse4_1_pinsrb): Likewise.
3007 (*sse4_1_pinsrd): Likewise.
3008 (*sse4_1_pinsrq): Likewise.
3009 (*sse4_1_pextrb): Likewise.
3010 (*sse4_1_pextrb_memory): Likewise.
3011 (*sse4_1_pextrw_memory): Likewise.
3012 (*sse4_1_pextrq): Likewise.
3013 (sse4_1_blendpd): Likewise.
3014 (sse4_1_blendps): Likewise.
3015 (sse4_1_blendvpd): Likewise.
3016 (sse4_1_blendvps): Likewise.
3017 (sse4_1_dppd): Likewise.
3018 (sse4_1_dpps): Likewise.
3019 (sse4_1_movntdqa): Likewise.
3020 (sse4_1_mpsadbw): Likewise.
3021 (sse4_1_packusdw): Likewise.
3022 (sse4_1_pblendvb): Likewise.
3023 (sse4_1_pblendw): Likewise.
3024 (sse4_1_phminposuw): Likewise.
3025 (sse4_1_extendv8qiv8hi2): Likewise.
3026 (*sse4_1_extendv8qiv8hi2): Likewise.
3027 (sse4_1_extendv4qiv4si2): Likewise.
3028 (*sse4_1_extendv4qiv4si2): Likewise.
3029 (sse4_1_extendv2qiv2di2): Likewise.
3030 (*sse4_1_extendv2qiv2di2): Likewise.
3031 (sse4_1_extendv4hiv4si2): Likewise.
3032 (*sse4_1_extendv4hiv4si2): Likewise.
3033 (sse4_1_extendv2hiv2di2): Likewise.
3034 (*sse4_1_extendv2hiv2di2): Likewise.
3035 (sse4_1_extendv2siv2di2): Likewise.
3036 (*sse4_1_extendv2siv2di2): Likewise.
3037 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3038 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3039 (sse4_1_zero_extendv4qiv4si2): Likewise.
3040 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3041 (sse4_1_zero_extendv2qiv2di2): Likewise.
3042 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3043 (sse4_1_zero_extendv4hiv4si2): Likewise.
3044 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3045 (sse4_1_zero_extendv2hiv2di2): Likewise.
3046 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3047 (sse4_1_zero_extendv2siv2di2): Likewise.
3048 (*sse4_1_zero_extendv2siv2di2): Likewise.
3049 (sse4_1_roundpd): Likewise.
3050 (sse4_1_roundps): Likewise.
3051 (sse4_1_roundsd): Likewise.
3052 (sse4_1_roundss): Likewise.
3053 (mulv4si3): Don't expand for SSE4.1.
3054 (smax<mode>3): Likewise.
3055 (umaxv4si3): Likewise.
3056 (uminv16qi3): Likewise.
3057 (umin<mode>3): Likewise.
3058 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3060 * doc/extend.texi: Document SSE4.1 built-in functions.
3062 * doc/invoke.texi: Document -msse4.1.
3064 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3066 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3067 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3068 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3069 (ASM_SPEC): Add asm_pcrel_spec.
3070 (EXTRA_SPECS): Add asm_pcrel_spec.
3072 2007-05-21 David Daney <ddaney@avtrex.com>
3074 * doc/install.texi (Building a cross compiler): Add requirements
3075 for Java cross compiler.
3077 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3080 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3081 Add loopno argument. Use evolution_function_is_invariant_rec_p
3082 instead of evolution_function_is_constant_p.
3083 Update calls to evolution_function_is_affine_multivariate_p.
3084 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3085 Add loopno argument.
3086 * tree-scalar-evolution.c (gather_chrec_stats): Call
3087 evolution_function_is_affine_multivariate_p with a loop
3089 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3090 (analyze_overlapping_iterations): Likewise.
3091 (access_functions_are_affine_or_constant_p): Likewise.
3092 (build_classic_dist_vector_1): If the access functions
3093 are equal, don't do anything.
3095 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3096 Paolo Carlini <pcarlini@suse.de>
3097 Uros Bizjak <ubizjak@gmail.com>
3099 * c-cppbuiltin.c (c_cpp_builtins): Define
3100 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3101 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3102 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3103 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3105 2007-05-21 Mike Stump <mrs@apple.com>
3107 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3109 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3111 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3113 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3114 implementation if __OPTIMIZE__ is not defined.
3115 (_mm_alignr_pi8): Ditto.
3116 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3117 (_mm_inserti_si64): Ditto.
3118 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3119 (_mm_slli_epi16): Ditto.
3120 (_mm_slli_epi32): Ditto.
3121 (_mm_slli_epi64): Ditto.
3122 (_mm_srai_epi16): Ditto.
3123 (_mm_srai_epi32): Ditto.
3124 (_mm_srli_si128): Ditto.
3125 (_mm_slli_si128): Ditto.
3126 (_mm_srli_epi16): Ditto.
3127 (_mm_srli_epi32): Ditto.
3128 (_mm_srli_epi64): Ditto.
3129 (_mm_extract_epi16): Ditto.
3130 (_mm_insert_epi16): Ditto.
3131 (_mm_shufflehi_epi16): Ditto.
3132 (_mm_shufflelo_epi16): Ditto.
3133 (_mm_shuffle_epi32): Ditto.
3134 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3136 (_mm_insert_pi16): Ditto.
3138 (_mm_shuffle_pi16): Ditto.
3140 (_mm_shufle_ps): Ditto.
3141 (_mm_prefetch): Ditto.
3143 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3145 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3146 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3147 * real.c (encode_i370_single, decode_i370_single,
3148 encode_i370_double, decode_i370_double): Functions removed.
3149 (i370_single_format, i370_double_format): Initializations removed.
3150 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3151 Consider the log2_b field to always be one.
3152 (ieee_single_format, mips_single_format, coldfire_single_format,
3153 ieee_double_format, mips_double_format, coldfire_double_format,
3154 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3155 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3156 ibm_extended_format, mips_extended_format, ieee_quad_format,
3157 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3158 decimal_single_format, decimal_double_format, decimal_quad_format,
3159 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3160 initialization of log2_b.
3161 * real.h (i370_single_format, i370_double_format): Declarations removed.
3162 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3163 field to always be one.
3165 2007-05-21 Andreas Schwab <schwab@suse.de>
3167 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3168 NOTE_INSN_BASIC_BLOCK_P.
3169 (process_for_unwind_directive): Likewise.
3171 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3173 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3174 * function.h (struct function): Move va_list_gpr_size,
3175 va_list_fpr_size, function_frequency to front of bitfields. Add
3177 (current_function_calls_unwind_init): New.
3178 * except.c (expand_builtin_unwind_init): Set
3179 current_function_calls_unwind_init not
3180 current_function_has_nonlocal_label.
3181 * reload1.c (has_nonexceptional_receiver): New.
3182 (reload): Use it and current_function_calls_unwind_init to
3183 determine whether call-saved regs must be saved.
3185 2007-05-20 Jan Hubicka <jh@suse.cz>
3187 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3188 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3189 * ddg.c (create_ddg): LIkewise.
3190 * final.c (final): Remove hunk moving line numbernotes around since
3191 they are no longer present at this stage.
3192 (final_scan_insn): Use NOTE_KIND instead of
3193 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3194 (output_asm_label): Likewise.
3195 * reorg.c (dbr_schedule): Likewise.
3196 * haifa-sched.c (unlink_other_notes): Likewise.
3197 * mode-switching.c (optimize_mode_switching): Likewise.
3198 * graph.c (start_bb): Likewise.
3199 * rtl.def (NOTE): Update description.
3200 * jump.c (squeeze_notes): Delete.
3201 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3202 NOTE_INSN_BASIC_BLOCK_P when possible.
3203 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3204 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3205 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3206 (dwarf2out_var_location): Likewise.
3207 * cfgbuild.c (make_edges): Likewise.
3208 (find_basic_blocks_1): Likewise.
3209 * function.c (reorder_blocks_1): Likewise.
3210 (epilogue_done): Likewise.
3211 (reposition_prologue_and_epilogue_notes): Likewise.
3212 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3214 (print_rtl): Likewise.
3215 (print_rtl_single): Likewise.
3216 * gcse.c (insert_insn_start_bb): Likewise.
3217 * alias.c (init_alias_analysis): Likewise.
3218 * calls.c (fixup_tail_calls): Likewise.
3219 * except.c (sjlj_emit_function_enter): Likewise.
3220 * emit-rtl.c (add_insn_after): Likeiwse.
3221 (emit_label_before): Likewise.
3222 (emit_label_after): Likewise.
3223 (emit_note_before, emit_note_after, emit_note): Update
3224 parameter to be enum insn_note; do not deal with source
3226 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3227 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3229 (merge_blocks_move_successor_nojumps): Simplify now when
3230 we don't have BLOCK notes.
3231 (try_optimize_cfg): Likewise.
3232 * cfglayout.c (skip_insns_after_block): Likewise.
3233 (record_effective_endpoints): Likewise.
3234 (duplicate_insn_chain): Likewise.
3235 * varasm.c (output_constant_pool_1): Likewise.
3236 * sched-deps.c (sched_analyze): Likewise.
3237 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3239 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3240 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3241 (SET_INSN_DELETED): Simplify.
3242 (NOTE_LINE_NUMBER): Exterminate.
3243 (NOTE_LINE_KIND): New.
3244 (NOTE_INSN_BASIC_BLOCK_P): Update.
3245 (enum insn_note): Simplify.
3246 (GET_NOTE_INSN_NAME) Simplify.
3247 (emit_note_before, emit_note_after, emit_note): Update prototype.
3248 (squeeze_notes): Remove.
3249 * sched-int.h (NOTE_NOT_BB_P): Update.
3250 * resource.c (mark_target_live_regs): Update.
3251 * sched-rgn.c (debug_dependencies): Update.
3252 * sched-vis.c (print_insn): Update.
3253 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3254 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3255 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3256 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3257 (split_branches): Update.
3258 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3260 (sh_adjust_unroll_max): Exterminate.
3261 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3262 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3263 (m68hc11_reorg): Likewise.
3264 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3265 (emit_predicate_relation_info): Update.
3266 (process_for_unwind_directive): Update.
3267 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3268 (output_call): Update.
3269 * config/pa/pa.c (output_lbranch): Update.
3270 (output_millicode_call): Update.
3271 (output_call): Update.
3272 (pa_combine_instructions): Update.
3273 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3274 * config/bfin/bfin.c (gen_one_bundle): Update.
3275 * cfgrtl.c (can_delete_note_p): Update.
3276 (delete_insn): Update.
3277 (rtl_merge_blocks): Update.
3278 (commit_one_edge_insertion): Update.
3279 (rtl_verify_flow_info): Update.
3280 * stmt.c (expand_case): Do not call squeeze_notes.
3282 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3289 * c.opt (Wtype-limits): New.
3290 * doc/invoke.texi (Wtype-limits): Document it.
3291 (Wextra): Enabled by -Wextra.
3292 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3293 * c-common.c (shorten_compare): Warn with Wtype-limits.
3295 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3297 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3298 inlined function, not as a macro.
3299 (_mm_alignr_pi8): Ditto.
3300 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3301 (_mm_inserti_si64): Ditto.
3302 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3303 (_mm_extract_epi16): Ditto.
3304 (_mm_insert_epi16): Ditto.
3305 (_mm_shufflehi_epi16): Ditto.
3306 (_mm_shufflelo_epi16): Ditto.
3307 (_mm_shuffle_epi32): Ditto.
3308 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3309 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3311 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3313 (_m_to_float): Use C89 compatible assignment.
3315 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3318 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3320 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3323 * doc/invoke.texi (Wreturn-type): Complete description.
3324 (Wextra): Delete item about return-type warning.
3325 * c-decl.c: Delete redundant Wextra warning.
3327 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3330 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3331 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3332 inlined function, not as a macro.
3333 (_mm_prefetch): Ditto.
3335 (_mm_insert_pi16): Ditto.
3337 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3338 (_m_pshufw): Ditto. Add const to __N argument.
3339 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3340 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3341 (_mm_slli_epi32): Ditto.
3342 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3343 Add __inline to function declaration.
3344 (_mm_slli_si128): Ditto.
3346 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3348 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3349 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3351 (struct fenv): New structure.
3352 (FP_HANDLE_EXCEPTIONS): New define.
3353 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3354 (_FP_DECL_EXP): New define.
3355 (FP_INIT_ROUNDMODE): New define.
3356 (FP_ROUNDMODE): New define.
3358 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3360 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3361 (Wconversion): Update description.
3362 (Wconversion-sign): New.
3363 * c.opt (Wconversion-sign): New.
3364 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3365 means disabled for C++. Otherwise, take the status of Wconversion.
3366 * c-common.c (conversion_warning): Warn with either Wconversion or
3368 (warnings_for_convert_and_check): Conditions are already checked by
3370 (convert_and_check): Don't check warnings if the conversion failed.
3372 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3373 Anatoly Sokolov <aesok@dol.ru>
3375 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3376 avr_epilogue_uses) : Add declaration.
3377 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3378 * config/avr/constraints.md (R): New constraint.
3379 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3380 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3381 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3382 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3383 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3384 call_prologue_saves, epilogue_restores, return_from_epilogue,
3385 return_from_main_epilogue, return_from_interrupt_epilogue,
3386 return_from_naked_epilogue, prologue, epilogue): New patterns.
3387 (jump): Handle symbol reference.
3388 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3389 avr_output_function_prologue, avr_output_function_epilogue): Remove
3391 (avr_init_machine_status, expand_prologue, expand_epilogue,
3392 avr_asm_function_end_prologue, avr_epilogue_uses,
3393 avr_asm_function_begin_epilogue): New functions.
3394 (prologue_size, epilogue_size, jump_tables_size): Remove global
3396 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3397 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3398 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3399 (avr_override_options): Initialise init_machine_status.
3400 (output_movhi): Handle all stack pointer loads.
3401 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3402 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3403 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3404 (EPILOGUE_USES) Redefine.
3405 (machine_function) Declare.
3407 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3409 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3410 Use a single return statement.
3412 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3415 * builtins.c (do_mpfr_lgamma_r): New.
3416 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3417 * tree.h (CASE_FLT_FN_REENT): New.
3419 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3421 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3422 (output_die): Use 'unsigned long' with %x.
3423 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3424 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3425 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3427 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3429 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3434 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3435 true if function has no argument.
3437 2007-05-18 DJ Delorie <dj@redhat.com>
3439 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3440 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3442 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3444 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3445 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3446 count_trailing_zeros.
3447 (__i386__): Implement count_leading_zeros using __builtin_clz().
3448 Implement count_trailing_zeros usign __builtin_ctz().
3450 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3452 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3454 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3457 * expr.c (emit_move_change_mode): Change mode of push operands here.
3459 2007-05-17 Ian Lance Taylor <iant@google.com>
3461 PR tree-optimization/31953
3462 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3464 (set_value_range_to_null): Call set_value_range_to_value.
3465 (extract_range_from_comparison): Likewise.
3467 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3469 * toplev.c (print_version): Output GMP/MPFR version info.
3471 * builtins.c (CASE_MATHFN_REENT): New macro.
3472 (mathfn_built_in): Use it.
3473 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3474 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3475 BUILT_IN_LGAMMAL_R): New.
3476 * doc/extend.texi: Document new builtins.
3479 * builtins.c (do_mpfr_remquo): New.
3480 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3481 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3484 * builtins.c (fold_builtin_1): Handle y0, y1.
3485 (fold_builtin_2): Handle yn.
3488 * builtins.c (do_mpfr_bessel_n): New.
3489 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3490 (fold_builtin_2): Handle BUILT_IN_JN.
3492 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3495 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3496 TYPE_PRECISION (intmax_type_node).
3498 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3501 * reload.c (subst_reloads): Remove checking.
3503 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3505 PR rtl-optimization/31691
3506 * combine.c (simplify_set): Build a new src pattern instead of
3507 substituting its operands in the COMPARE case.
3509 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3511 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3512 (execute_vrp): Preserve loops through jump threading.
3513 * tree-ssa-threadupdate.c (thread_single_edge,
3514 dbds_continue_enumeration_p, determine_bb_domination_status,
3515 thread_through_loop_header): New functions.
3516 (create_edge_and_update_destination_phis,
3517 create_edge_and_update_destination_phis): Set loops for the new blocks.
3518 (prune_undesirable_thread_requests): Removed.
3519 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3521 (thread_block): Do not call prune_undesirable_thread_requests.
3523 (mark_threaded_blocks): Select edges to thread here.
3524 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3525 Thread edges through loop headers independently.
3526 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3527 * tree-pass.h (TODO_mark_first_instance): New.
3528 (first_pass_instance): Declare.
3529 * cfghooks.c (duplicate_block): Put the block to the original loop
3530 if copy is not specified.
3531 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3532 jump threading. Pass may_peel_loop_headers to
3533 thread_through_all_blocks according to first_pass_instance.
3534 * cfgloop.h (create_preheader): Declare.
3535 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3536 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3537 * passes.c (first_pass_instance): New variable.
3538 (next_pass_1): Set TODO_mark_first_instance.
3539 (execute_todo): Set first_pass_instance.
3541 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3543 PR tree-optimization/24659
3544 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3545 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3546 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3547 OTI_vec_pack_ufix_trunc.
3548 (vec_unpacks_float_hi_optab): Define new macro.
3549 (vec_unpacks_float_lo_optab): Ditto.
3550 (vec_unpacku_float_hi_optab): Ditto.
3551 (vec_unpacku_float_lo_optab): Ditto.
3552 (vec_pack_sfix_trunc_optab): Ditto.
3553 (vec_pack_ufix_trunc_optab): Ditto.
3554 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3555 and vec_pack_[s|u]fix_trunc_optab using
3556 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3557 * tree-vectorizer.c (supportable_widening_operation): Handle
3558 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3559 (supportable_narrowing_operation): New function.
3560 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3561 * tree-vect-transform.c (vectorizable_conversion): Handle
3562 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3563 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3564 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3565 to check for target support.
3566 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3567 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3568 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3569 for VEC_PACK_FIX_TRUNC_EXPR.
3570 (expand_binop): Special case mode of the result for
3571 vec_pack_[u|s]fix_trunc_optab.
3572 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3573 vec_pack_[u|s]fix_trunc_optab.
3575 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3576 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3577 * tree-pretty-print.c (dump_generic_node): Handle
3578 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3579 VEC_PACK_FIX_TRUNC_EXPR.
3581 * expr.c (expand_expr_real_1): Ditto.
3582 * tree-inline.c (estimate_num_insns_1): Ditto.
3583 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3585 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3586 (vec_unpacks_float_lo_v8hi): Ditto.
3587 (vec_unpacku_float_hi_v8hi): Ditto.
3588 (vec_unpacku_float_lo_v8hi): Ditto.
3589 (vec_unpacks_float_hi_v4si): Ditto.
3590 (vec_unpacks_float_lo_v4si): Ditto.
3591 (vec_pack_sfix_trunc_v2df): Ditto.
3593 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3595 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3596 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3597 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3598 [vec_pack_ufix_trunc]: Ditto.
3599 [vec_unpacks_float_hi]: Ditto.
3600 [vec_unpacks_float_lo]: Ditto.
3601 [vec_unpacku_float_hi]: Ditto.
3602 [vec_unpacku_float_lo]: Ditto.
3604 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3606 * soft-fp/README: Update for new files.
3607 * soft-fp/floattisf.c: New file.
3608 * soft-fp/floattidf.c: New file.
3609 * soft-fp/floattitf.c: New file.
3610 * soft-fp/floatuntisf.c: New file.
3611 * soft-fp/floatuntidf.c: New file.
3612 * soft-fp/floatuntitf.c: New file.
3613 * soft-fp/fixsfti.c: New file.
3614 * soft-fp/fixdfti.c: New file.
3615 * soft-fp/fixtfti.c: New file.
3616 * soft-fp/fixunssfti.c: New file.
3617 * soft-fp/fixunsdfti.c: New file.
3618 * soft-fp/fixunstfti.c: New file.
3619 * soft-fp/extendxftf.c: New file.
3620 * soft-fp/trunctfxf.c: New file.
3622 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3623 (__trunctfxf2): Ditto.
3625 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3626 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3627 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3628 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3629 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3630 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3632 * config/i386/t-fprules-softfp64: New file.
3633 * config/i386/sfp-machine.h: New file.
3634 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3635 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3636 and soft-fp/t-softfp to tmake_file.
3637 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3638 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3640 * config/i386/t-linux64 (softfp_wrap_start): New.
3641 (softfp_wrap_end): New.
3642 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3643 supported for TARGET_64BIT.
3645 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3647 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3648 c_common_unsigned_type behavior.
3650 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3652 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3655 2007-05-16 Eric Christopher <echristo@apple.com>
3657 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3658 saving after stack push. Set sp_offset whenever we push.
3659 (rs6000_emit_epilogue): Move altivec register restore before
3662 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3664 * configure.ac: Allow sysroots to be relocated under $prefix as
3665 well as $exec_prefix.
3666 * configure: Regenerate.
3668 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3672 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3674 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3675 (gcc_tooldir): Likewise.
3676 * configure: Regenerate.
3677 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3678 old configure.ac gcc_tooldir setting.
3679 (prefix_to_exec_prefix): New variable.
3680 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3681 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3683 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3685 * c-typeck.c (build_binary_op): Return early for error.
3687 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3689 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3690 struct nb_iter_bound.
3691 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3692 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3693 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3694 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3695 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3696 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3697 (del_scev_info): Use ggc_free.
3698 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3699 * loop-init.c: Include ggc.h.
3700 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3701 (loop_optimizer_finalize): Use ggc_free.
3702 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3703 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3704 pass_iv_optimize): Add TODO_ggc_collect.
3705 * function.h (struct function): Remove skip marker from x_current_loops.
3706 * cfgloop.c: Include ggc.h.
3707 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3709 (establish_preds): Vector superloops is gc allocated.
3710 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3712 (flow_loops_find): Vector larray is gc allocated.
3713 (loop_exit_free): Use ggc_free.
3714 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3715 that head of exits list is now not a part of struct loop.
3716 (record_loop_exits): Allocate exits table in gc memory.
3717 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3718 head of exits list is now not a part of struct loop.
3719 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3720 struct loop_exit): Add GTY marker.
3721 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3722 Add skip marker to aux field. Make head of exits list a separate
3724 (struct loops): Add GTY marker. Make larray vector gc allocated.
3725 Add param marker to exits table.
3726 (get_loops): Type changed.
3727 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3729 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3730 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3731 * basic-block.h (struct basic_block_def): Remove skip marker from
3734 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3736 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3737 of 0 in the call to expand_expr().
3738 (expand_builtin_mathfn_3): Ditto.
3739 (expand_builtin_interclass_mathfn): Ditto.
3740 (expand_builtin_cexpi): Ditto.
3741 (expand_builtin_int_roundingfn): Ditto.
3742 (expand_builtin_int_roundingfn_2): Ditto.
3743 (expand_builtin_pow): Ditto.
3744 (expand_builtin_powi): Ditto.
3745 (expand_builtin_bswap): Ditto.
3746 (expand_builtin_unop): Ditto.
3747 (expand_builtin_fabs): Ditto.
3748 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3749 the call to expand_expr().
3750 (expand_builtin_sync_operation): Ditto.
3751 (expand_builtin_compare_and_swap): Ditto.
3752 (expand_builtin_lock_test_and_set): Ditto.
3753 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3754 instead of 0 in the call to expand_expr().
3755 (expand_builtin_extract_return_addr): Ditto.
3756 (expand_builtin_eh_return): Ditto.
3757 (expand_eh_return): Ditto.
3758 * explow.c (expr_size): Ditto.
3759 * expr.c (optimize_bitfield_assignment_op): Ditto.
3760 (expand_assignement): Ditto.
3761 (store_expr): Ditto.
3762 (store_field): Ditto.
3763 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3764 the call to expand_expr().
3765 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3766 in the call to expand_expr().
3767 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3768 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3769 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3771 * optabs.c (expand_vec_shift_expr): Ditto.
3772 (expand_vec_cond_expr): Ditto.
3773 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3774 call to expand_expr().
3775 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3776 in the call to expand_expr().
3778 2007-05-14 Dave Korn <dave.korn@artimi.com>
3780 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3782 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3784 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3785 instead of c_common_unsigned_type.
3786 (c_common_unsigned_type): Remove.
3787 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3788 c_common_unsigned_type.
3789 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3790 c_common_unsigned_type.
3791 * c-common.h (c_common_unsigned_type): Remove.
3792 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3793 c_common_unsigned_type.
3794 * c-format.c (check_format_types): Use unsigned_type_for instead of
3795 c_common_unsigned_type.
3796 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3797 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3798 c_common_unsigned_type.
3799 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3800 lang_hooks.types.unsigned_type.
3801 * expmed.c (make_tree): Use unsigned_type_for instead of
3802 lang_hooks.types.unsigned_type.
3803 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3804 lang_hooks.types.unsigned_type.
3805 (build_range_check): Likewise.
3806 (fold_unary): Likewise.
3807 (fold_binary): Likewise.
3808 (fold_ternary): Likewise.
3809 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3810 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3811 * tree.c (get_unsigned_type): New.
3812 (unsigned_type_for): Use get_unsigned_type instead of
3813 lang_hooks.types.unsigned_type.
3815 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3817 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3818 to m68k_get_function_kind. Update its prototype.
3819 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3821 (m68k_interrupt_function_p): Return enum m68k_function_type
3822 instead of bool. Rename to m68k_get_function_kind.
3823 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3825 (m68k_compute_frame_layout): Don't mark any register for save
3826 if an interrupt_thread attribute is specified.
3827 (m68k_hard_regno_rename_ok): Update a use of
3828 m68k_interrupt_function_p.
3829 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3830 m68k_interrupt_function_p.
3831 (m68k_function_type): New.
3832 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3833 for a function with an interrupt_thread attribute.
3834 * doc/extend.texi: Document the interrupt_thread attribute.
3836 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3838 Fix PR tree-optimization/31911
3839 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3840 if they didn't change the expression.
3842 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3844 * tree-scalar-evolution.c (resolve_mixers): Exported.
3845 * tree-scalar-evolution.h (resolve_mixers): Declare.
3846 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3847 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3848 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3849 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3850 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3851 strip_conversion, analyze_offset_expr, address_analysis,
3852 object_analysis, analyze_offset): Removed.
3853 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3854 split_constant_offset, canonicalize_base_object_address,
3855 object_address_invariant_in_loop_p, disjoint_objects_p,
3856 dr_may_alias_p, dr_address_invariant_p): New functions.
3857 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3858 and dr_analyze_alias.
3859 (initialize_data_dependence_relation): Use dr_may_alias_p
3860 and object_address_invariant_in_loop_p.
3861 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3863 (find_data_references_in_stmt): Restrict the analysis of data references
3864 to the given loop nest.
3865 (find_data_references_in_loop): Made static. Pass loop nest to
3866 find_data_references_in_stmt.
3867 (compute_data_dependences_for_loop): Use DR_VOPS.
3868 (free_data_ref): Free DR_VOPS.
3869 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3870 (struct innermost_loop_behavior): ... new.
3871 (struct base_object_info): Replaced by ...
3872 (struct indices): ... new.
3873 (struct dr_alias): New.
3874 (enum data_ref_type): Removed.
3875 (struct data_reference): Consist of struct innermost_loop_behavior,
3876 struct indices and struct dr_alias.
3877 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3878 (DR_MEMTAG): Renamed to ...
3879 (DR_SYMBOL_TAG): ... this.
3880 (find_data_references_in_loop): Declaration removed.
3881 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3882 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3883 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3884 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3886 2007-05-13 Revital Eres <eres@il.ibm.com>
3888 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3889 which walks virtual def-use chains to find redundant stores.
3890 (dse_optimize_stmt): Call it.
3892 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3894 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3895 * passes.c (init_optimization_passes): Move pass_jump_bypass
3898 * basic-block.h (bb_has_eh_pred): Fix style issue.
3900 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3902 PR rtl-optimization/31848
3903 * loop-invariant.c (move_invariant_reg): If we move an insn
3904 with a REG_EQUAL note, and that insn is not always executed,
3905 remove the REG_EQUAL note.
3907 2007-05-12 Richard Guenther <rguenther@suse.de>
3909 PR tree-optimization/31797
3910 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3911 propagate into a stmt that has volatile ops.
3913 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3915 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3916 (gcc_tooldir): Likewise.
3917 * configure: Regenerate.
3918 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3919 old configure.ac gcc_tooldir setting.
3920 (prefix_to_exec_prefix): New variable.
3921 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3922 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3924 2007-05-11 Silvius Rus <rus@google.com>
3926 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3927 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3928 * c-common.h (strict_aliasing_warning): Change return type.
3929 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3930 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3931 (build_c_cast): Condition call to strict_aliasing_warning.
3932 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3933 * flags.h (set_Wstrict_aliasing): Declare.
3934 * opts.c (set_Wstrict_alising): Define, add call to.
3935 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3936 * tree-ssa-alias-warnings.c: New file.
3937 * tree-ssa-alias.c (compute_may_aliases): Add call to
3938 strict_aliasing_warning_backend.
3940 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3942 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3943 Use loop_depth and loop_outer accessor functions.
3944 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3945 determine_invariantness_stmt, move_computations_stmt): Ditto.
3946 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3947 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3948 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3949 * tree-scalar-evolution.c (interpret_loop_phi,
3950 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3951 instantiate_parameters_1, scev_const_prop): Ditto.
3952 * cfghooks.c (make_forwarder_block): Ditto.
3953 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3954 * modulo-sched.c (loop_canon_p): Ditto.
3955 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3956 slpeel_can_duplicate_loop_p): Ditto.
3957 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3958 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3959 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3960 cancel_loop, verify_loop_structure): Ditto.
3961 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3962 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3963 superloops vector instead of "pred" array.
3964 (establish_preds): Take father loop as an argument. Initialize the
3966 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3967 initialize loop->outer.
3968 (flow_loop_tree_node_remove): Truncate the superloops vector.
3969 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3970 "pred" merged to "superloops" vector.
3971 (loop_depth, loop_outer): New.
3972 (fel_init): Use loop_outer.
3974 2007-05-11 Jan Hubicka <jh@suse.cz>
3976 * cgraphunit.c: Include gt-cgraphunit.h
3977 (static_ctors, static_dtors): New static vars.
3978 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3979 based on implementation in c-common.c
3980 (cgraph_finalize_function): Call record_cdtor_fn.
3981 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3982 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3983 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3984 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3985 build_cdtor, c_build_cdtor_fns): Remove.
3986 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3987 c_build_cdtor_fns): Remove prototype.
3989 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3992 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3993 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3994 * builtins.c (fold_builtin_memchr): New.
3995 (expand_builtin_memchr): Call the latter.
3996 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3997 * doc/extend.texi ([Other built-in functions provided by GCC]):
4000 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4002 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4003 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4004 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4005 PFPO_OP1_TYPE_SHIFT): Constants added.
4006 (DFP_ALL): Mode macro defined.
4007 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4008 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4009 Insn definitions added.
4010 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4011 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4014 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4016 PR tree-optimization/31885
4017 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4019 (automatically_generated_chrec_p): Return false for NULL.
4021 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4023 * config/bfin/bfin.h (MOVE_RATIO): Define.
4025 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4027 * config.gcc (sparc-wrs-vxworks): New target.
4028 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4029 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4030 * config/sparc/sparc.h: Include vxworks-dummy.h.
4031 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4032 include LABEL_REFs too.
4033 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4034 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4036 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4038 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4039 (sparc_emit_call_insn): New function.
4040 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4041 functions when generating VxWorks PIC.
4042 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4043 (call, call_value): Use sparc_emit_call_insn instead of
4046 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4048 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4050 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4052 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4053 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4054 instead of operand_subword.
4056 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4058 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4059 * config/bfin/bfin.c (bfin_local_alignment): New function.
4060 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4062 2007-05-08 Chao-ying Fu <fu@mips.com>
4064 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4065 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4066 (smsub_widen_optab, umsub_widen_optab): Define.
4067 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4069 * genopinit.c (optabs): Fill in smsub_widen_optab and
4071 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4072 and umsub_widen_optab to implement multiply-subtract sequences.
4073 * config/mips/mips.md (*msac<u>_di): Rename to...
4074 (<u>msubsidi4): ...this. Extend condition to include
4075 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4076 of operand 0 to "ka" and use the three-operand form of msub<u>
4078 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4081 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4083 PR rtl-optimization/28011
4084 * reload.c (push_reload): Set dont_share if IN appears in OUT
4085 also when IN is a PLUS rtx.
4086 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4089 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4091 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4092 call unshare_all_decls.
4093 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4094 (unshare_all_decls): Remove.
4096 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4099 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4102 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4103 Nigel Stephens <nigel@mips.com>
4105 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4106 Update comments and all uses.
4107 (MIN_FPRS_PER_FMT): Define.
4108 * config/mips/mips.c (function_arg): Fix to correctly handle
4109 the -mips32r2 -mfp64 -mabi=32 case.
4110 (override_options): Enable use of odd-numbered registers for
4111 SFmode values on MIPS32.
4112 (mips_save_reg_p): Save whole floating-point register pair if
4113 either half is used.
4114 (compute_frame_size): Fix comment.
4116 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4118 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4119 argument of type bool.
4120 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4121 argument. Safely select temporary P register according to it.
4122 (do_link): Change call site of add_to_reg accordingly.
4123 (do_unlink): Add epilogue_p as a fourth argument and pass it
4125 (expand_interrupt_handler_epilogue): Change call of do_unlink
4127 (bfin_expand_prologue): Add a third argument sibcall_p.
4128 * config/bfin/bfin.md (epilogue): Change call of
4129 bfin_expand_epilogue accordingly.
4130 (sibcall_epilogue): Likewise.
4131 (eh_return_internal): Likewise.
4133 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4134 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4135 * config/bfin/bfin.c (bfin_handle_option): Handle
4136 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4137 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4138 Support bf534, bf536 and bf561.
4139 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4141 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4144 * config/i386/i386.c (ix86_function_regparm): Process local
4145 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4147 2007-05-07 Mike Stump <mrs@apple.com>
4149 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4150 also checks for and while statements in C++.
4152 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4154 * gcc.c (at_file_supplied): New variable.
4155 (main): Set it if we expanded argv.
4156 (do_spec_1): Pass an @-file to the linker if we were called with
4157 an @-file argument and HAVE_GNU_LD.
4158 * collect2.c (at_file_supplied): New variable.
4159 (response_file): New variable.
4160 (collect_exit): Unlink response_file if necessary.
4161 (handler): Likewise.
4162 (do_wait): Likewise.
4163 (main): Set at_file_supplied if we expanded argv.
4164 (collect_execute): Pass an @-file to subprocesses if we were called
4165 with an @-file argument.
4166 * configure.ac: Add define for HAVE_GNU_LD.
4167 * configure: Regenerate.
4168 * config.in: Regenerate.
4170 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4172 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4178 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4180 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4181 (TARGET_ENCODE_SECTION_INFO): Re-define.
4182 (m32c_encode_section_info): New
4183 (function_vector_handler): New
4184 (current_function_special_page_vector): New
4185 (m32c_special_page_vector_p): New.
4186 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4188 * config/m32c/jump.md: Added instruction JSRS for functions
4189 with attribute "function_vector".
4190 * doc/extend.texi (function_vector): Added description
4191 for M16C, M32C targets.
4193 2007-05-07 DJ Delorie <dj@redhat.com>
4196 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4197 ashrpsi3, lshrpsi3): Update shift count constraint.
4199 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4200 Nathan Froyd <froydnj@codesourcery.com>
4203 * c-incpath.c (add_path): Strip trailing path separators.
4205 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4207 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4208 Free dominance info before purging EH edges.
4209 (eliminate_degenerate_phis): Likewise.
4210 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4212 2007-05-07 Jan Hubicka <jh@suse.cz>
4214 * gimplify.c (gimplify_expr): Do not crash when folding
4215 (void *)(int)&a + 4.
4217 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4220 * c-opts.c (lang_fortran): Make it non static.
4221 * c-common.h (lang_fortran): New prototype.
4222 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4223 -lang-fortran option was passed by the driver.
4225 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4227 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4228 of ASSERT_CHECKING. Tweak message.
4230 2007-05-06 Revital Eres <eres@il.ibm.com>
4233 * loop-unroll.c (insert_var_expansion_initialization):
4234 Initialize the expansions with -zero instead of +zero.
4236 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4238 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4239 into pic and non-pic versions. Mark r19 as used for
4240 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4241 for tgd_load, tld_load and tie_load .
4242 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4243 version of tgd_load, tld_load and tie_load depending on the
4246 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4247 Jakub Jelinek <jakub@redhat.com>
4249 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4250 (__do_global_dtors_aux): Use more paranoid loop to run
4251 destructors if HIDDEN_DTOR_LIST_END.
4252 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4254 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4256 * varasm.c (align_variable): Don't increase alignment for
4257 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4258 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4260 2007-05-04 Josh Conner <jconner@apple.com>
4262 * basic-block.h (cdi_direction): Assign values to all enumeration
4264 (dom_computed): Remove.
4265 (dom_info_state): New.
4266 (set_dom_info_availability): New.
4267 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4268 walk_data.dom_direction.
4269 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4270 instead of dom_computed[].
4271 (split_edge): Likewise.
4272 (create_basic_block): Likewise.
4273 (merge_blocks): Likewise.
4274 * ifcvt.c (find_if_header): Likewise.
4275 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4276 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4277 * tree-ssa.c (verify_ssa): Likewise.
4278 * tree-cfg.c (tree_verify_flow_info): Likewise.
4279 (remove_edge_and_dominated_blocks): Likewise.
4280 * dominance.c (dom_computed): Make static.
4281 (calc_dfs_tree_nonrec): Change third param to a bool.
4282 (calc_dfs_tree): Change second param to a bool.
4283 (calc_idioms): Change second param to a bool. Use
4284 dom_convert_dir_to_idx.
4285 (init_dom_info): Validate dir before using.
4286 (dom_convert_dir_to_idx): New.
4287 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4288 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4289 (free_dominance_info): Use dom_convert_dir_to_idx.
4290 (get_immediate_dominator): Likewise.
4291 (set_immediate_dominator): Likewise.
4292 (get_dominated_by): Likewise.
4293 (redirect_immediate_dominators): Likewise.
4294 (nearest_common_denominator): Likewise.
4295 (dominated_by_p): Likewise.
4296 (bb_dom_dfs_in): Likewise.
4297 (bb_dom_dfs_out): Likewise.
4298 (recount_dominator): Likewise.
4299 (iterate_fix_dominators): Likewise.
4300 (add_to_dominance_info): Likewise.
4301 (delete_from_dominance_info): Likewise.
4302 (first_dom_son): Likewise.
4303 (next_dom_son): Likewise.
4304 (dom_info_available_p): Likewise.
4305 (dom_info_state): New.
4306 (set_dom_info_availability): New.
4308 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4310 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4312 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4314 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4316 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4317 (subdi3, subdi_carry): Delete.
4319 2007-05-04 Jan Hubicka <jh@suse.cz>
4320 Richard Guenther <rguenther@suse.de>
4322 * opts.c (decode_options): Do not fiddle with inlining
4323 parameters in case of optimizing for size.
4324 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4325 for size do nothing.
4326 (cgraph_decide_inlining_of_small_function): When optimizing for
4327 size never inline functions increasing caller size.
4328 (cgraph_early_inlining): Inline for size when optimizing for size.
4330 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4332 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4333 logical operations piecewise.
4334 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4335 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4336 subdi_sesidi_di): Delete.
4337 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4338 the generated sequence. Allow three-reg add in constraints. Rewrite
4339 the rtl expression for carry to avoid zero_extend of a constant.
4340 (sub_with_carry): New pattern.
4341 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4342 different sequence not involving jumps.
4343 (notbi): Now a named pattern.
4345 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4347 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4348 Add the note about a significant loss of accuracy of some
4349 mathematical routines when these options are used.
4351 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4353 * haifa-sched.c (rtx_vec_t): New typedef.
4354 (contributes_to_priority_p): Extract piece of priority () into new
4356 (priority): Use the function. Add assertion.
4357 (rank_for_schedule, set_priorities): Add assertion to check that
4358 insn's priority is initialized.
4359 (clear_priorities, calc_priorities): Change signature. Make it update
4360 all relevant insns. Update all callers ('add_to_speculative_block ()'
4361 and 'create_block_check_twin ()').
4362 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4363 Add new field 'priority_status'.
4364 (INSN_PRIORITY_STATUS): New macro.
4365 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4367 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4369 * sched-ebb.c (debug_ebb_dependencies): New static function.
4370 (init_ready_list): Use it.
4372 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4373 with changed signature and 'debug_rgn_dependencies ()'.
4374 (debug_rgn_dependencies): New static function.
4375 (init_ready_list): Use it.
4377 * sched-int.h (debug_dependencies): Declare.
4379 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4381 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4383 2007-05-04 Dirk Mueller <dmueller@suse.de>
4385 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4387 2007-05-03 Jan Hubicka <jh@suse.cz>
4389 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4390 for pointer type in more cases than before.
4392 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4394 * tree-object-size.c (plus_expr_object_size): When operand size is
4395 unknown, return unknown.
4397 2007-05-03 Dirk Mueller <dmueller@suse.de>
4399 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4401 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4404 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4406 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4408 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4410 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4412 * config/soft-fp/double.h, config/soft-fp/extended.h,
4413 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4414 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4415 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4416 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4419 2007-05-03 Ian Lance Taylor <iant@google.com>
4421 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4422 MASK_PPC_GFXOPT for 8540 or 8548.
4424 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4426 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4427 vect_print_dump_info() to output debug information.
4429 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4432 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4433 operands of size 2 when operand is not MEM_P.
4435 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4437 PR tree-optimization/30565
4438 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4440 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4442 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4443 (umulsi3_highpart): Use them.
4444 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4445 for final accumulator to D regisster tranfser.
4447 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4449 PR tree-optimization/31699
4450 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4452 (vect_enhance_data_refs_alignment): Compute peel amount using
4453 TYPE_VECTOR_SUBPARTS instead of vf.
4454 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4456 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4459 * system.h: Remove inclusion of double-int.h
4460 * tree.h: Include double-int.h
4461 * gengtype.c: Likewise
4462 * cfgloop.h: Likewise
4463 * Makefile.in: Adjust dependencies on double-int.h
4465 2007-05-02 Eric Christopher <echristo@apple.com>
4467 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4468 -shared to -Zdynamiclib.
4470 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4473 * c-common.c (strip_pointer_or_array_types): New function.
4474 * c-common.h (strip_pointer_or_array_types): New function declaration.
4476 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4478 PR tree-optimization/31771
4479 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4481 2007-05-02 Paul Brook <paul@codesourcery.com>
4483 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4485 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4488 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4491 2007-05-02 Nick Clifton <nickc@redhat.com>
4493 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4495 2007-05-02 Richard Guenther <rguenther@suse.de>
4497 PR tree-optimization/31146
4498 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4499 argument, single_use_p. If we have a single use that is
4500 a conversion to the definition rhs type, propagate that rhs.
4501 (forward_propagate_addr_expr): Pass single_use_p argument
4502 to forward_propagate_addr_expr_1.
4504 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4506 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4509 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4511 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4512 'AMD Family 10 core'.
4514 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4516 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4517 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4518 with SSE3 instruction set support.
4519 * doc/invoke.texi: Likewise.
4521 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4523 * config/i386/i386.c (override_options): Tuning 32-byte loop
4524 alignment for amdfam10 architecture. Increasing the max loop
4525 alignment to 24 bytes.
4527 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4529 * config/m68k/constraints.md: New.
4530 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4531 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4532 EXTRA_CONSTRAINT): Remove.
4533 * config/m68k/m68k.md: Include constraints.md.
4534 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4536 2007-05-01 Ian Lance Taylor <iant@google.com>
4538 PR tree-optimization/31739
4539 * tree-vrp.c (vrp_val_is_max): New static function.
4540 (vrp_val_is_min): New static function.
4541 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4543 (set_value_range): Use vrp_val_is_{max,min}.
4544 (extract_range_from_assert): Likewise.
4545 (extract_range_from_binary_expr): Likewise.
4546 (extract_range_from_unary_expr): Likewise.
4547 (dump_value_range, vrp_meet): Likewise.
4548 (vrp_visit_phi_node): Likewise.
4549 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4551 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4553 * config/i386/gmon-sol2.c (size_t): New type.
4554 (intptr_t): Likewise.
4555 (s_textsize): Declare as size_t.
4557 (monstartup): Use size_t for sizes.
4558 (_mcount): Save and restore registers.
4559 (internal_mcount): Pass 0 as the first argument to monstartup
4561 (moncontrol): Convert pointer to appropriately sized integer
4562 before passing to profil.
4564 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4566 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4567 __NO_FPRS__, not just if _SOFT_DOUBLE.
4568 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4569 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4570 also for E500 double.
4571 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4572 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4575 2007-05-01 Richard Guenther <rguenther@suse.de>
4577 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4580 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4582 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4584 2007-05-01 Jan Hubicka <jh@suse.cz>
4586 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4589 2007-05-01 Jan Hubicka <jh@suse.cz>
4591 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4592 (maybe_fold_offset_to_reference): Declare.
4593 * fold-const.c (fold_unary): Do not fold
4594 (type *)&A into &A->field_of_type_and_offset_0
4595 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4596 size is unknown, give up.
4597 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4599 (maybe_fold_offset_to_reference): New.
4600 (maybe_fold_stmt_indirect): Use it.
4601 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4602 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4604 (gimplify_expr): Likewise for plus_expr.
4606 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4608 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4609 bsi_after_labels. Always insert statements before bsi.
4610 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4611 * predict.c (apply_return_prediction): Check for empty blocks.
4612 * cfgexpand.c (lab_rtx_for_bb): New variable.
4613 (label_rtx_for_bb): Do not create new tree labels.
4614 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4615 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4616 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4618 (label_for_bb): Add field used.
4619 (update_eh_label, main_block_label): Mark the label used.
4620 (cleanup_dead_labels): Remove unused labels.
4622 2007-05-01 Richard Guenther <rguenther@suse.de>
4624 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4625 if it is not about to be set.
4626 (get_value_range): Do not pre-allocate equiv bitmap.
4627 (update_value_range): No need to clear equiv field.
4628 (add_equivalence): Change prototype to get bitmap pointer.
4629 Allocate bitmap here if it is not already.
4630 (extract_range_from_assert): Do not allocate bitmap here.
4631 Update callers to add_equivalence.
4632 (extract_range_from_ssa_name): Likewise.
4633 (get_vr_for_comparison): New static helper.
4634 (compare_name_with_value): Handle NULL equiv bitmap by
4635 peeling the first iteration of the comparison loop.
4636 Use get_vr_for_comparison.
4637 (compare_names): Handle NULL equiv bitmaps by using fake
4638 ones. Use get_vr_for_comparison.
4640 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4642 * double-int.c (mpz_set_double_int): Moved from
4643 tree-ssa-loop-niter.c.
4644 (mpz_get_double_int): Likewise; also, add option to wrap
4645 out-of-range integers.
4646 * double-int.h: New prototypes for above.
4647 * tree.c (get_static_type_bounds): Moved from
4648 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4649 TYPE_MAX_VALUE if they exist..
4650 * tree.h: New prototype for above.
4651 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4652 get_type_bounds calls.
4653 (mpz_set_double_int): Move to double-int.c.
4654 (get_type_bounds): Move to tree.c, rename to
4655 get_static_type_bounds.
4656 (mpz_to_double_int): Move to double-int.c, rename to
4659 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4661 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4662 DIV0 exception can fall through to a normal return.
4664 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4668 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4669 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4670 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4671 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4672 initialize align to silence bogus warning.
4673 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4674 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4676 (struct sra_walk_fns): Remove use_all parameter from use.
4677 (sra_hash_tree): Handle BIT_FIELD_REFs.
4678 (sra_elt_hash): Don't hash bitfld blocks.
4679 (sra_elt_eq): Skip them in parent compares as well. Handle
4681 (sra_walk_expr): Don't maintain or pass down use_all_p.
4682 (scan_use): Remove use_all parameter.
4683 (scalarize_use): Likewise. Re-expand assignment to
4684 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4685 output, and re-scalarize after output. Don't mark anything
4687 (scalarize_ldst): Adjust.
4688 (scalarize_walk_gimple_modify_statement): Likewise.
4689 (build_element_name_1): Handle BIT_FIELD_REFs.
4690 (instantiate_element): Don't warn for any element whose parent
4692 (instantiate_missing_elements_1): Return the sra_elt.
4693 (canon_type_for_field): New.
4694 (try_instantiate_multiple_fields): New.
4695 (instantiate_missing_elemnts): Use them.
4696 (mark_no_warning): Removed.
4697 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4698 (REPLDUP, sra_build_elt_assignment): New.
4699 (generate_copy_inout): Use them.
4700 (generate_element_copy): Likewise. Handle bitfld differences.
4701 (generate_element_zero): Don't recurse for blocks. Use
4702 sra_build_elt_assignment.
4703 (generate_one_element_int): Take elt instead of var. Use
4704 sra_build_elt_assignment.
4705 (generate_element_init_1): Adjust.
4706 (scalarize_use, scalarize_copy): Use REPLDUP.
4707 (scalarize_ldst): Move assert before dereference.
4708 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4710 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4713 * tree.c (reconstruct_complex_type): Reconstruct a reference
4715 Also use the same mode for the pointer as the old pointer type.
4717 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4719 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4722 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4724 PR rtl-optimization/31676
4725 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4726 (df_refs_record): Call it.
4728 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4730 * rtl.def (SS_ABS): New code.
4731 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4732 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4733 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4734 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4735 (bfin_init_builtins): Define them.
4736 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4737 (bfin_expand_builtin): ... and handle the others here.
4738 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4739 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4740 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4741 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4742 operand is only HImode.
4744 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4746 * regclass.c (scan_one_insn): Remove splitting of
4749 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4750 Nigel Stephens <nigel@mips.com>
4752 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4754 2007-04-28 Jan Hubicka <jh@suse.cz>
4756 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4757 insn_locators_alloc instead of insn_locators_initialize;
4758 call reset_block_changes.
4759 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4760 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4761 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4762 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4763 * config/score/score.c (th_output_mi_thunk): Likewise.
4764 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4765 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4766 tolerate uninitialized locator info.
4769 * function.c (init_function_start): Don't init line number info.
4770 (expand_function_end): Update.
4771 (reset_block_changes, record_block_change, finalize_block_changes,
4772 check_block_change, free_block_changes): Kill.
4773 * function.h (reset_block_changes, record_block_change,
4774 finalize_block_changes, check_block_change, free_block_changes): Remove
4776 (struct function): Remove ib_boundaries_block.
4777 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4778 Use curr_insn_locator to initialize locator.
4779 (emit_line_note): Remove.
4780 * cfgexpand.c (expand_gimple_cond_expr): Update.
4781 (construct_exit_block): Likewise.
4782 (tree_expand_cfg): Initialize/finalize locators.
4783 * expr.c (expand_expr_real): Update.
4784 * cfglayout.c (line_locators_locs, line_locators_lines,
4785 file_locators_locs, file_locators_files): Remove.
4786 (set_block_levels): Move to cfgexpand.c.
4787 (insn_locators_initialize): Remove.
4788 (pass_insn_locators_initialize): Remove.
4789 (locations_locators_locs, locations_locators_vals): New static vars.
4790 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4792 (insn_locators_alloc, insn_locators_finalize,
4793 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4795 (locator_location): New.
4796 (locator_line, locator_file): Rewrite.
4797 * rtl.h (emit_line_note): Kill.
4798 (insn_locators_alloc, insn_locators_finalize,
4799 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4801 * tree-inline.c (initialize_cfun): Do not initialize
4802 ib_boundaries_block.
4803 * passes.c (pass_insn_locators_initialize): Remove.
4805 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4807 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4808 info. Update last_basic_block correctly.
4810 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4813 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4814 register itself to hold the offset constant. Tell flow the use
4815 of r4 and r5 when they are used.
4817 2007-04-27 Richard Guenther <rguenther@suse.de>
4819 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4820 if we simplified anything.
4821 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4822 warnings until we did a simplification and the stmt was not
4823 marked as TREE_NO_WARNING.
4825 2007-04-27 Mike Stump <mrs@apple.com>
4827 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4829 2007-04-27 Ian Lance Taylor <iant@google.com>
4832 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4833 TYPE_MAX_VALUE exist, convert them to the new type.
4835 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4837 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4838 if it claims to be available.
4839 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4841 (perform_tree_ssa_dce): Always free postdominators.
4843 2007-04-27 Richard Henderson <rth@redhat.com>
4845 * config/alpha/predicates.md (aligned_memory_operand): Mark
4846 as define_special_predicate.
4847 (unaligned_memory_operand, normal_memory_operand): Likewise.
4848 (reg_or_unaligned_mem_operand): Remove.
4849 (any_memory_operand): Match the documentation and check for
4850 non-renumbered pseudos during reload.
4851 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4852 alpha_secondary_reload_class, update to new interface, make static.
4853 Handle CQImode like HImode. Remove FP subreg check.
4854 (alpha_expand_mov): Use replace_equiv_address.
4855 (alpha_expand_mov_nobwx): Use any_memory_operand.
4856 (TARGET_SECONDARY_RELOAD): New.
4857 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4858 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4859 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4860 * config/alpha/alpha.md: ... here.
4861 (RELOAD12, reloadmode): New.
4863 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4864 Don't handle the aligned case here.
4865 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4866 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4867 reload_inhi_help. Don't expect a scratch register.
4868 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4870 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4872 2007-04-27 Richard Guenther <rguenther@suse.de>
4874 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4876 2007-04-27 Richard Guenther <rguenther@suse.de>
4878 PR tree-optimization/30965
4879 PR tree-optimization/30978
4880 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4881 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4882 (find_equivalent_equality_comparison): Likewise.
4883 (simplify_cond): Likewise.
4884 (get_prop_source_stmt): New helper.
4885 (get_prop_dest_stmt): Likewise.
4886 (can_propagate_from): Likewise.
4887 (remove_prop_source_from_use): Likewise.
4888 (combine_cond_expr_cond): Likewise.
4889 (forward_propagate_comparison): New function.
4890 (forward_propagate_into_cond): Rewrite to use fold for
4892 (tree_ssa_forward_propagate_single_use_vars): Call
4893 forward_propagate_comparison to propagate comparisons.
4895 2007-04-27 Richard Guenther <rguenther@suse.de>
4897 PR tree-optimization/31715
4898 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4899 sure to do computation on the offset in an appropriate
4902 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4904 * reload.h (elimination_target_reg_p): Declare.
4905 * reload.c (find_reloads): Don't apply the reg_rtx move
4906 optimization if the SET_DEST satisfies elimination_target_reg_p.
4907 * reload1.c (elimination_target_reg_p): New function.
4908 (gen_reload): In the move/add2 fallback, make sure that op0
4909 does not overlap the destination register.
4911 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4913 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4914 transform only GIMPLE_MODIFY_STMTs.
4915 * tree-complex.c (expand_complex_operations_1): Ditto.
4916 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4917 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4918 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4920 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4921 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4922 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4923 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4924 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4925 slpeel_add_loop_guard): Ditto.
4926 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4927 * lambda-code.c (perfect_nestify): Ditto.
4928 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4929 before the first statement.
4930 * tree-optimize.c (execute_free_datastructures): Fix comments.
4931 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4932 * tree-flow.h (disband_implicit_edges): Declaration removed.
4933 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4935 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4937 (disband_implicit_edges, has_label_p): Removed.
4938 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4939 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4941 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4943 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4944 also for COND_EXPRs.
4945 * cfgexpand.c (label_rtx_for_bb): New function.
4946 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4947 Use label_rtx_for_bb to find the labels.
4948 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4949 last block. Detect fallthru edges.
4951 2007-04-26 Ian Lance Taylor <iant@google.com>
4954 * reload.c (find_reloads_subreg_address): If the address was valid
4955 in the original mode but not in the new mode, reload the whole
4958 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4960 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4961 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4962 (cleanup_control_expr_graph): Do not invalidate dominance info.
4963 Record altered blocks.
4964 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4965 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4966 cleanup_tree_cfg_bb): New functions.
4967 (remove_forwarder_block): Do not maintain the worklist of blocks.
4968 Record altered blocks.
4969 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4971 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4972 delete_unreachable_blocks if dominators are not available.
4973 * tree-inline.c (optimize_inline_calls): Free dominance information
4975 * tree-flow.h (remove_edge_and_dominated_blocks,
4976 cfgcleanup_altered_bbs): Altered.
4977 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4979 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4981 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4982 do not invalidate dominators.
4984 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4986 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4987 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4988 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4989 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4991 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4993 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4995 2007-04-26 Richard Guenther <rguenther@suse.de>
4997 PR tree-optimization/31703
4998 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4999 the right type for the target of the bittest.
5001 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5003 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5004 ix86_sol10_return_in_memory.
5006 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5008 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5011 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5014 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5016 PR tree-optimization/30558
5017 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5018 clear this_state.prev_try.
5020 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5021 Mark Mitchell <mark@codesourcery.com>
5023 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5024 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5025 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5027 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5030 * doc/invoke.texi (%:print-asm-header): Document.
5031 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5033 (static_spec_functions): Add print-asm-header.
5034 (main): Print a banner before the --target-help linker options.
5035 (print_asm_header_spec_function): New function.
5037 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5040 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5041 (movsf_ie): Likewise.
5043 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5045 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5047 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5049 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5051 (__umodsi3, __modsi3): Likewise.
5053 2007-04-25 Dirk Mueller <dmueller@suse.de>
5055 * c-typeck.c (build_compound_expr): Annotate warning()
5056 call with OPT_Wunused_value.
5057 * tree-ssa.c (warn_uninit): Annotate warning with
5059 * c-common.c (handle_sentinel_attribute): Annotate warning
5060 call with OPT_Wattributes.
5062 2007-04-25 Thiemo Seufer <ths@mips.com>
5064 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5066 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5067 on to the assembler. Improve handling of -mno-mips16. Add handling
5068 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5069 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5070 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5071 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5073 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5076 * config/i386/winnt.c (i386_pe_file_end): Strip only
5077 USER_LABEL_PREFIX when writing export name.
5079 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5081 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5082 sh/elf.h, vx-common.h and vxworks.h.
5083 * config/sh/sh.h: Include config/vxworks-dummy.h.
5084 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5085 (OVERRIDE_OPTIONS): Use it.
5086 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5087 (vxworks_picreg): New pattern.
5088 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5089 VXWORKS_OS_CPP_BUILTINS.
5090 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5091 to their VXWORKS_* equivalents.
5092 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5093 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5094 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5095 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5096 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5097 -mrtp/-fPIC multilibs.
5098 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5099 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5100 (MULTILIB_OSDIRNAMES): Delete.
5102 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5105 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5107 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5109 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5110 rounding mode to be specified by the caller.
5111 (real_to_mpfr) Likewise.
5112 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5113 include new arguments.
5114 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5116 2007-04-24 Ian Lance Taylor <iant@google.com>
5118 PR tree-optimization/31605
5119 * tree-vrp.c (set_value_range): Check that min and max are not
5120 both overflow infinities.
5121 (set_value_range_to_value): New static function.
5122 (extract_range_from_binary_expr): Call set_value_range_to_value.
5123 (extract_range_from_cond_expr): Likewise.
5124 (extract_range_from_expr): Likewise.
5125 (extract_range_from_unary_expr): Likewise. Don't create a range
5126 which overflows on both sides.
5127 (vrp_meet): Check for a useless range.
5128 (vrp_visit_phi_node): If we see a constant which looks like an
5129 overflow infinity, turn off the TREE_OVERFLOW flag.
5131 2007-04-24 Ian Lance Taylor <iant@google.com>
5133 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5135 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5138 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5139 diagnostic message is being built.
5140 * tree-pretty-print.c (dump_generic_node): Only write the
5141 formatted text into BUFFER's stream if we are not building a
5143 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5145 * Makefile.in (toplev.o): Depend on tree-pass.h.
5147 2007-04-24 Ian Lance Taylor <iant@google.com>
5149 PR tree-optimization/31602
5150 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5151 conditionals in the copied loop header.
5152 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5153 warnings if TREE_NO_WARNING is set.
5154 * doc/invoke.texi (Warning Options): Clarify that
5155 -Wstrict-overflow does not warn about loops.
5157 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5159 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5160 expand on the comment about _Decimal128 arguments and check the
5161 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5162 that _Decimal128 argument uses even/odd register pair.
5163 (function_arg): Ditto.
5165 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5167 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5168 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5170 2007-04-24 Richard Guenther <rguenther@suse.de>
5171 Olga Golovanevsky <olga@il.ibm.com>
5173 * fold-const.c (multiple_of_p): Check for bottom
5176 2007-04-24 Richard Henderson <rth@redhat.com>
5178 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5179 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5180 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5181 looking for non-zero bits shifted out. Avoid a recursive call
5182 when constructing the scalar.
5183 (__floatundisf): Likewise.
5185 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5187 * dwarf2out.c (field_byte_offset): Move the existing logic
5188 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5189 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5191 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5194 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5195 argument of 0 for memset.
5196 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5197 unsigned shift instead of the signed variant.
5199 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5201 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5202 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5203 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5204 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5205 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5206 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5207 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5208 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5209 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5210 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5211 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5212 "mul<mode>3", "div<mode>3"): Insn definitions added.
5213 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5214 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5215 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5216 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5217 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5218 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5219 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5220 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5221 TARGET_FLOAT_FORMAT): Macro definitions removed.
5222 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5223 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5224 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5225 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5226 (s390_gen_rtx_const_DI): Function removed.
5227 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5229 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5231 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5232 over an external ffs function.
5234 2007-04-24 Chao-ying Fu <fu@mips.com>
5235 Richard Sandiford <richard@nildram.co.uk>
5237 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5238 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5239 (smadd_widen_optab, umadd_widen_optab): Define.
5240 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5242 * genopinit.c (optabs): Fill in smadd_widen_optab and
5244 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5245 and umadd_widen_optab to implement multiply-add sequences.
5246 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5247 (<u>maddsidi4): ...this. Extend condition to include
5248 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5249 of operand 0 to "ka" and use the three-operand form of madd<u>
5251 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5253 * config/mips/constraints.md (ka): New register constraint.
5255 2007-04-24 Jan Hubicka <j@suse.cz>
5259 2007-04-23 Jan Hubicka <jh@suse.cz>
5260 * function.c (init_function_start): Don't init line number info.
5261 (expand_function_end): Update.
5262 (reset_block_changes, record_block_change, finalize_block_changes,
5263 check_block_change, free_block_changes): Kill.
5264 * function.h (reset_block_changes, record_block_change,
5265 finalize_block_changes, check_block_change, free_block_changes): Remove
5267 (struct function): Remove ib_boundaries_block.
5268 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5269 Use curr_insn_locator to initialize locator.
5270 (emit_line_note): Remove.
5271 * cfgexpand.c (expand_gimple_cond_expr): Update.
5272 (construct_exit_block): Likewise.
5273 (tree_expand_cfg): Initialize/finalize locators.
5274 * expr.c (expand_expr_real): Update.
5275 * cfglayout.c (line_locators_locs, line_locators_lines,
5276 file_locators_locs, file_locators_files): Remove.
5277 (set_block_levels): Move to cfgexpand.c.
5278 (insn_locators_initialize): Remove.
5279 (pass_insn_locators_initialize): Remove.
5280 (locations_locators_locs, locations_locators_vals): New static vars.
5281 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5283 (insn_locators_alloc, insn_locators_finalize,
5284 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5286 (locator_location): New.
5287 (locator_line, locator_file): Rewrite.
5288 * rtl.h (emit_line_note): Kill.
5289 (insn_locators_alloc, insn_locators_finalize,
5290 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5292 * tree-inline.c (initialize_cfun): Do not initialize
5293 ib_boundaries_block.
5294 * passes.c (pass_insn_locators_initialize): Remove.
5296 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5298 * doc/invoke.texi: Removed leading '-' from option index entries.
5300 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5302 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5304 (create_phi_node): Use set_phi_nodes.
5305 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5306 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5307 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5308 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5309 (bsi_start, bsi_last): Use bb_stmt_list.
5310 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5311 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5312 Traverse the statements using tsi iterator.
5313 * basic-block.h (struct basic_block_def): Fields stmt_list
5314 and phi_nodes moved to ...
5315 (struct tree_bb_info): ... new structure.
5316 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5317 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5318 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5319 (tree_verify_flow_info): Verify that il.tree is not set for
5320 entry and exit block.
5321 (tree_split_block): Use set_bb_stmt_list.
5323 2007-04-23 Mike Stump <mrs@apple.com>
5325 * config/i386/i386.c (ix86_tune_features
5326 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5329 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5331 * config/i386/i386.md (prefix_extra): New attribute.
5332 (length): Add prefix_extra.
5334 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5335 (sse2_movntv2di): Likewise.
5336 (sse2_cvtps2dq): Likewise.
5337 (sse2_cvtpd2pi): Likewise.
5338 (sse2_cvttpd2pi): Likewise.
5339 (*sse2_cvtpd2ps): Likewise.
5340 (*add<mode>3): Likewise.
5341 (sse2_ssadd<mode>3): Likewise.
5342 (sse2_usadd<mode>3): Likewise.
5343 (*sub<mode>3): Likewise.
5344 (sse2_sssub<mode>3): Likewise.
5345 (sse2_ussub<mode>3): Likewise.
5346 (*mulv8hi3): Likewise.
5347 (*smulv8hi3_highpart): Likewise.
5348 (*umulv8hi3_highpart): Likewise.
5349 (sse2_umulv2siv2di3): Likewise.
5350 (sse2_pmaddwd): Likewise.
5351 (ashr<mode>3): Likewise.
5352 (lshr<mode>3): Likewise.
5353 (ashl<mode>3): Likewise.
5354 (sse2_ashlti3): Likewise.
5355 (sse2_lshrti3): Likewise.
5356 (*umaxv16qi3): Likewise.
5357 (*smaxv8hi3): Likewise.
5358 (*uminv16qi3): Likewise.
5359 (*sminv8hi3): Likewise.
5360 (sse2_eq<mode>3): Likewise.
5361 (sse2_gt<mode>3): Likewise.
5362 (*and<mode>3): Likewise.
5363 (sse2_nand<mode>3): Likewise.
5364 (*ior<mode>3): Likewise.
5365 (*xor<mode>3): Likewise.
5366 (sse2_packsswb): Likewise.
5367 (sse2_packssdw): Likewise.
5368 (sse2_packuswb): Likewise.
5369 (sse2_punpckhbw): Likewise.
5370 (sse2_punpcklbw): Likewise.
5371 (sse2_punpckhwd): Likewise.
5372 (sse2_punpcklwd): Likewise.
5373 (sse2_punpckhdq): Likewise.
5374 (sse2_punpckldq): Likewise.
5375 (sse2_punpckhqdq): Likewise.
5376 (sse2_punpcklqdq): Likewise.
5377 (*sse2_pinsrw): Likewise.
5378 (*sse2_pextrw): Likewise.
5379 (sse2_pshufd_1): Likewise.
5380 (sse2_uavgv16qi3): Likewise.
5381 (sse2_uavgv8hi3): Likewise.
5382 (sse2_psadbw): Likewise.
5383 (sse2_pmovmskb): Likewise.
5384 (*sse2_maskmovdqu): Likewise.
5385 (*sse2_maskmovdqu_rex64): Likewise.
5386 (sse4a_extrqi): Likewise.
5387 (sse4a_extrq): Likewise.
5388 (sse3_lddqu): Set prefix_rep.
5389 (sse3_addsubv4sf3): Likewise.
5390 (sse3_haddv4sf3): Likewise.
5391 (sse3_hsubv4sf3): Likewise.
5392 (sse_cvtss2si): Likewise.
5393 (sse_cvtss2si_2): Likewise.
5394 (sse_cvtss2siq): Likewise.
5395 (sse_cvtss2siq_2): Likewise.
5396 (sse_cvttss2si): Likewise.
5397 (sse_cvttss2siq): Likewise.
5398 (sse2_cvttps2dq): Likewise.
5399 (sse3_movshdup): Likewise.
5400 (sse3_movsldup): Likewise.
5401 (sse2_cvtsd2si): Likewise.
5402 (sse2_cvtsd2si_2): Likewise.
5403 (sse2_cvtsd2siq): Likewise.
5404 (sse2_cvtsd2siq_2): Likewise.
5405 (sse2_cvttsd2si): Likewise.
5406 (sse2_cvttsd2siq): Likewise.
5407 (*sse2_cvtpd2dq): Likewise.
5408 (*sse2_cvttpd2dq): Likewise.
5409 (sse2_pshuflw_1): Likewise.
5410 (sse2_pshufhw_1): Likewise.
5411 (sse4a_insertqi): Likewise.
5412 (sse4a_insertq): Likewise.
5413 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5414 (ssse3_phadddv4si3): Likewise.
5415 (ssse3_phaddswv8hi3): Likewise.
5416 (ssse3_phsubwv8hi3): Likewise.
5417 (ssse3_phsubdv4si3): Likewise.
5418 (ssse3_phsubswv8hi3): Likewise.
5419 (ssse3_pmaddubswv8hi3): Likewise.
5420 (ssse3_pmulhrswv8hi3): Likewise.
5421 (ssse3_pshufbv16qi3): Likewise.
5422 (ssse3_psign<mode>3): Likewise.
5423 (ssse3_palignrti): Likewise.
5424 (abs<mode>2): Likewise.
5425 (ssse3_phaddwv4hi3): Set prefix_extra.
5426 (ssse3_phadddv2si3): Likewise.
5427 (ssse3_phaddswv4hi3): Likewise.
5428 (ssse3_phsubwv4hi3): Likewise.
5429 (ssse3_phsubdv2si3): Likewise.
5430 (ssse3_phsubswv4hi3): Likewise.
5431 (ssse3_pmaddubswv4hi3): Likewise.
5432 (ssse3_pmulhrswv4hi3): Likewise.
5433 (ssse3_pshufbv8qi3): Likewise.
5434 (ssse3_psign<mode>3): Likewise.
5435 (ssse3_palignrdi): Likewise.
5436 (abs<mode>2): Likewise.
5437 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5438 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5439 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5441 2007-04-23 Nick Clifton <nickc@redhat.com>
5443 * params.def: Fix formatting of emacs local variables.
5445 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5447 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5448 move if inter-unit move isn't allowed.
5449 Don't split moving the first element of V2DI to DI to inter-unit
5450 move if inter-unit move isn't allowed.
5452 2007-04-23 Richard Guenther <rguenther@suse.de>
5454 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5455 and CDI_POST_DOMINATORS separately.
5457 2007-04-23 Nick Clifton <nickc@redhat.com>
5459 * c.opt (Wformat-contains-nul): Add warning attribute.
5461 2007-04-23 Jan Hubicka <jh@suse.cz>
5463 * function.c (init_function_start): Don't init line number info.
5464 (expand_function_end): Update.
5465 (reset_block_changes, record_block_change, finalize_block_changes,
5466 check_block_change, free_block_changes): Kill.
5467 * function.h (reset_block_changes, record_block_change,
5468 finalize_block_changes, check_block_change, free_block_changes): Remove
5470 (struct function): Remove ib_boundaries_block.
5471 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5472 Use curr_insn_locator to initialize locator.
5473 (emit_line_note): Remove.
5474 * cfgexpand.c (expand_gimple_cond_expr): Update.
5475 (construct_exit_block): Likewise.
5476 (tree_expand_cfg): Initialize/finalize locators.
5477 * expr.c (expand_expr_real): Update.
5478 * cfglayout.c (line_locators_locs, line_locators_lines,
5479 file_locators_locs, file_locators_files): Remove.
5480 (set_block_levels): Move to cfgexpand.c.
5481 (insn_locators_initialize): Remove.
5482 (pass_insn_locators_initialize): Remove.
5483 (locations_locators_locs, locations_locators_vals): New static vars.
5484 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5486 (insn_locators_alloc, insn_locators_finalize,
5487 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5489 (locator_location): New.
5490 (locator_line, locator_file): Rewrite.
5491 * rtl.h (emit_line_note): Kill.
5492 (insn_locators_alloc, insn_locators_finalize,
5493 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5495 * tree-inline.c (initialize_cfun): Do not initialize
5496 ib_boundaries_block.
5497 * passes.c (pass_insn_locators_initialize): Remove.
5499 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5502 * expr.c (reduce_to_bit_field_precision): Handle
5505 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5507 PR tree-optimization/24659
5508 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5509 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5510 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5511 * genopinit.c (optabs): Rename vec_pack_mod_optab
5512 to vec_pack_trunc_optab.
5513 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5514 early for scalar floating point operands for NOP_EXPR.
5515 (vectorizable_type_promotion): Ditto.
5516 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5517 vec_pack_trunc_optab.
5518 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5520 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5521 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5522 Rename from VEC_PACK_MOD_EXPR.
5523 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5524 * expr.c (expand_expr_real_1): Ditto.
5525 * tree-inline.c (estimate_num_insns_1): Ditto.
5526 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5528 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5529 (vec_unpacks_lo_v4sf): Ditto.
5530 (vec_pack_trunc_v2df): Ditto.
5531 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5532 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5533 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5535 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5537 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5539 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5540 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5541 packing of floating point operands.
5542 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5543 represent unpacking of floating point operands.
5544 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5545 [vec_unpacks_hi]: Ditto.
5546 [vec_unpacks_lo]: Ditto.
5548 2007-04-22 Jan Hubicka <jh@suse.cz>
5550 * final.c (rest_of_handle_final): Call
5551 targetm.asm_out.constructor/targetm.asm_out.destructor
5552 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5553 proper priority via decl_*_priority_insert.
5554 * c-common.c (c_expand_body): Likewise.
5556 2007-04-22 Richard Guenther <rguenther@suse.de>
5558 PR tree-optimization/29789
5559 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5560 (rewrite_reciprocal): New helper split out from
5561 determine_invariantness_stmt.
5562 (rewrite_bittest): Likewise.
5563 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5564 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5567 2007-04-22 Revital Eres <eres@il.ibm.com>
5569 * loop-unroll.c (var_to_expand): New field to support also
5570 insns of the form x = something + x.
5571 (analyze_insn_to_expand_var): Use it.
5572 (expand_var_during_unrolling): Likewise.
5574 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5576 * predict.c: Include pointer-set.h.
5577 (bb_predictions): New variable.
5578 (tree_predicted_by_p, tree_predict_edge,
5579 remove_predictions_associated_with_edge): Use bb_predictions map
5580 instead of bb->predictions.
5581 (clear_bb_predictions, assert_is_empty): New functions.
5582 (combine_predictions_for_bb): Use bb_predictions map. Call
5583 clear_bb_predictions.
5584 (tree_estimate_probability): Create and free bb_predictions map.
5585 * Makefile.in (predict.o): Add pointer-set.h dependency.
5586 * basic-block.h (struct basic_block_def): Remove predictions
5588 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5590 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5593 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5596 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5598 * timevar.c (timevar_print): Change reference of --disable-checking to
5599 --enable-checking=release. Also warn if assert checking is disabled.
5601 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5604 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5605 decl as addressable if the compound literal was marked as
5607 Mark the decl as a gimple register if it is a complex or
5608 vector decl and does not live in memory.
5610 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5612 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5613 (GENERIC_NEXT): New function macro.
5614 (PHI_CHAIN): Use phi_node's new chain variable.
5615 (tree_phi_node): Change tree_common to tree_base
5616 and add the chain field.
5617 * tree-phinodes.c (make_phi_node): Don't set
5618 TREE_TYPE on the new node.
5619 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5620 instead of checking GIMPLE_TUPLE_P in chain_next.
5621 * tree-vect-transform.c
5622 (get_initial_def_for_induction): Look at
5623 PHI_RESULT_TREE for the type of the phi node.
5624 (update_vuses_to_preheader): Use PHI_CHAIN
5625 instead of TREE_CHAIN on the phi node.
5626 * tree-ssa-structalias.c (compute_points_to_sets):
5628 (ipa_pta_execute): Likewise.
5630 2007-04-21 Richard Guenther <rguenther@suse.de>
5633 * fold-const.c (fold_unary): Call fold_convert_const on the
5636 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5638 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5639 (store_killed_in_pat): New.
5641 2007-04-20 Richard Henderson <rth@redhat.com>
5644 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5645 TREE_LIST with a void_type_node value, not void_list_node exactly.
5647 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5649 * doc/standards.texi: Re-arrange into language-specific
5650 subsections. Add a C++ section, documenting which standards we
5653 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5655 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5656 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5658 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5660 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5661 ecrti.o and crtbegin.o.
5662 (LIB_DEFAULT_SPEC): Include -lc.
5663 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5665 2007-04-20 Richard Henderson <rth@redhat.com>
5668 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5669 argument; update all callers.
5670 (get_unaligned_offset): New.
5671 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5672 get_unaligned_address, just pass on the address directly.
5673 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5674 the subreg in the helper patterns.
5675 (unaligned_extendqidi_le): Use get_unaligned_offset.
5676 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5677 (unaligned_extendhidi_be): Likewise.
5678 (unaligned_extendhidi): Tidy.
5679 * config/alpha/alpha-protos.h: Update.
5681 2007-04-20 Richard Henderson <rth@redhat.com>
5683 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5684 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5685 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5686 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5687 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5688 (CPP_SPEC): Don't include %(cpp_subtarget).
5689 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5690 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5691 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5693 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5695 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5696 for __builtin_ia32_cmpordss.
5698 PR tree-optimization/31632
5699 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5700 and arg1 for optimizations of comparison against min/max values.
5701 Fold arg0 to arg1's type for optimizations of comparison against
5702 min+1 and max-1 values.
5704 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5706 * reload.c (combine_reloads): When trying to use a dying register,
5707 check whether it's uninitialized and don't use if so.
5709 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5711 * fold-const.c: Remove prototypes for native_encode_expr and
5712 native_interpret_expr.
5713 (native_encode_expr): Make non-static.
5714 (native_interpret_expr): Likewise.
5715 * tree.h: Add prototypes for the above.
5717 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5719 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5720 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5721 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5722 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5723 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5724 Add length attributes.
5726 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5728 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5731 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5732 __STDC_WANT_DEC_FP__.
5734 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5736 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5737 for long double compatibility.
5738 * configure: Regenerate.
5740 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5742 PR rtl-optimization/29841
5743 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5745 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5746 that may cause control flow transfer from being moved.
5748 2007-04-18 Jan Hubicka <jh@suse.cz>
5750 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5753 2007-04-18 Eric Christopher <echristo@apple.com>
5755 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5756 only. Update operands.
5757 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5758 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5759 link register to pic register.
5761 2007-04-18 Dirk Mueller <dmueller@suse.de>
5764 * tree-vrp.c (search_for_addr_array): New.
5765 (check_array_bounds): Suppress warning about
5766 address taken of array refs if its not de-referenced.
5768 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5770 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5771 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5773 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5774 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5775 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5777 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5779 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5781 (vect_analyze_scalar_cycles): Fix indentation.
5782 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5783 (vect_mark_relevant): Include phis in relevance analysis.
5785 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5787 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5789 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5790 output_operand_lossage().
5792 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5794 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5795 the unused code for reduction without adjust-in-epilog to simplify the
5798 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5800 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5801 (S390_TDC_NEGATIVE_ZERO): New constant.
5802 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5803 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5804 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5805 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5806 (S390_TDC_POSITIVE_INFINITY): New constant.
5807 (S390_TDC_NEGATIVE_INFINITY): New constant.
5808 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5809 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5810 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5811 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5812 (S390_TDC_INFINITY): New constant.
5813 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5814 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5815 optimization for UNSPEC_CCZ_TO_INT.
5816 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5817 ("*ccz_to_int"): New insn.
5818 ("isinf<mode>2"): New insn.
5819 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5820 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5821 (UNSPEC_CCZ_TO_INT): New constant.
5823 2007-04-18 Richard Guenther <rguenther@suse.de>
5825 PR tree-optimization/19431
5826 PR tree-optimization/21463
5827 * tree-pass.h (pass_phiprop): Declare.
5828 * passes.c (init_optimization_passes): New phiprop pass.
5829 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5830 (phivn_valid_p): New helper function.
5831 (phiprop_insert_phi): Likewise.
5832 (propagate_with_phi): Likewise.
5833 (tree_ssa_phiprop): New propagator propagating loads
5834 through phi nodes if profitable.
5836 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5838 * tree-vect-analyze.c (process_use): New function.
5839 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5840 Check phis in all bbs.
5841 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5844 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5846 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5849 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5852 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5855 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5857 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5859 (sse_vmmulv4sf3): Likewise.
5860 (sse2_vmaddv2df3): Likewise.
5861 (sse2_vmmulv2df3): Likewise.
5863 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5865 PR rtl-optimization/31360
5866 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5867 (target_reg_cost): New.
5868 (init_set_costs): Initialize target_reg_cost. Add comments
5869 regarding the rationale of the costs.
5870 (global_cost_for_size): Renamed to...
5871 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5872 of register pressure.
5873 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5874 estimate_reg_pressure_cost. Add number of ivs.
5875 (determine_set_costs): Dump target_reg_cost.
5876 * loop-invariant.c (gain_for_invariant): Use
5877 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5878 (best_gain_for_invariant, find_invariants_to_move): Remove
5880 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5881 (target_reg_cost): Declare.
5882 (global_cost_for_size): Declaration removed.
5883 (estimate_reg_pressure_cost): Declare.
5885 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5887 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5888 regnos into even/odd register pairs.
5889 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5890 TDmode similar to the other floating point modes.
5891 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5892 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5894 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5895 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5896 (movdd_hardfloat64): Use TARGET_MFPGPR.
5898 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5900 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5903 2005-01-05 Richard Henderson <rth@redhat.com>
5905 * reload1.c (do_input_reload): Restrict the optimization deleteing
5906 a previous output reload to RELOAD_FOR_INPUT.
5908 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5910 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5911 induc_vec_info_type.
5912 (vectorizable_induction): New function declaration.
5913 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5914 check if already vectorized. Find first place in BB where new stmts
5915 can be inserted. Takes only one argument.
5916 (vectorizable_induction): New function.
5917 (vect_transform_stmt): Add case for induc_vec_info_type to call
5918 vectorizable_induction.
5919 (vect_transform_loop): Consider phis for vectorization.
5920 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5922 (analyze_operations): Call vectorizable_induction when analyzing phis.
5924 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5925 (vect_mark_relevant): Include phis in relevance analysis.
5926 (vect_mark_stmts_to_be_vectorize): Likewise.
5927 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5929 2007-04-16 Lawrence Crowl <crowl@google.com>
5931 * doc/invoke.texi (Debugging Options): Add documentation for the
5932 -femit-struct-debug options -femit-struct-debug-baseonly,
5933 -femit-struct-debug-reduced, and
5934 -femit-struct-debug-detailed[=...].
5936 * c-opts.c (c_common_handle_option): Add
5937 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5938 and OPT_femit_struct_debug_detailed_.
5939 * c.opt: Add specifications for
5940 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5941 and -femit-struct-debug-detailed[=...].
5942 * opts.c (set_struct_debug_option): Parse the
5943 -femit-struct-debug-... options.
5944 * opts.c (matches_main_base, main_input_basename,
5945 main_input_baselength, base_of_path, matches_main_base): Add
5946 variables and functions to compare header base name to compilation
5948 * opts.c (should_emit_struct_debug): Add to determine to emit a
5949 structure based on the option.
5950 (dump_struct_debug) Also disabled function to debug this
5952 * opts.c (handle_options): Save the base name of the
5955 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5956 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5957 This hook indicates if a type is generic. Set it by default
5959 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5960 to determine if a struct type is generic or not.
5961 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5962 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5963 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5966 * flags.h (enum debug_info_usage): Add an enumeration to describe
5967 a program's use of a structure type.
5968 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5969 to indicate the program's usage of the type. Filter structs based
5970 on the -femit-struct-debug-... specification.
5971 (gen_type_die): Split into two routines, gen_type_die and
5972 gen_type_die_with_usage. gen_type_die is now a wrapper
5973 that assumes direct usage.
5974 (gen_type_die_with_usage): Replace calls to gen_type_die
5975 with gen_type_die_with_usage adding the program usage of
5976 the referenced type.
5977 (dwarf2out_imported_module_or_decl): Suppress struct debug
5978 information using should_emit_struct_debug when appropriate.
5980 2007-04-16 Ian Lance Taylor <iant@google.com>
5982 PR tree-optimization/31522
5983 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5984 (vrp_initialize): Allocate vr_phi_edge_counts.
5985 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5986 executable edge. Drop test for all constants.
5987 (vrp_finalize): Free vrp_phi_edge_counts.
5989 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5990 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5992 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5993 predecessors at head rather than tail.
5995 2007-04-16 Matthias Klose <doko@debian.org>
5997 * config/alpha/linux.h (CPP_SPEC): Define.
5998 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6000 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6002 * function.h: Remove sequence_stack extern declaration.
6004 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6006 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6008 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6011 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6013 * config/avr/avr.c (avr_arch_types): Rearranging array.
6014 (enum avr_arch): Add.
6015 (avr_mcu_types): Use avr_arch enumeration constants instead of
6017 * config/avr/avr.h (LINK_SPEC): Simplify.
6019 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6021 * config/m68k/m68k.c (m68k_libcall_value,
6022 m68k_function_value): Use macros for register names more.
6024 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6026 (M68K_REGNAME): Use A6_REG.
6027 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6029 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6032 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6033 'pending_read_list_length' and 'pending_write_list_length'. Update
6035 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6036 to handle two length counters instead of one. Update all uses.
6037 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6038 two length counters instead of one.
6039 * sched-rgn.c (propagate_deps): Update to handle two length counters
6042 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6045 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6046 copy of source, pass it to ix86_expand_vector_set and return
6049 2007-04-16 David Ung <davidu@mips.com>
6050 Joseph Myers <joseph@codesourcery.com>
6052 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6053 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6054 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6055 Add 74K processor information.
6056 * config/mips/mips.md: Include 74k.md.
6057 (cpu): Add 74kc,74kf,74kx.
6058 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6059 * config/mips/74k.md: New.
6060 * doc/invoke.texi (MIPS Options): Document 74K support.
6062 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6064 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6065 vectorizable_* functions.
6066 * tree-vect-transform.c (vectorizable_call): Add check for
6067 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6068 (vectorizable_store): likewise.
6069 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6071 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6072 (vectorizable_type_promotion, vectorizable_load): Likewise.
6073 (vectorizable_live_operation, vectorizable_condition): Likewise.
6074 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6076 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6078 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6080 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6081 register numbers more.
6082 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6083 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6084 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6085 FUNCTION_VALUE_REGNO_P): Likewise.
6086 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6087 STATIC_CHAIN_REGNUM): Likewise.
6088 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6089 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6090 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6091 * config/m68k/m68k.md (FP_REG): New.
6093 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6095 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6098 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6100 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6101 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6104 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6106 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6109 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6112 * c-decl.c (finish_decl): Grab the type of the decl after the call
6113 to store_init_value.
6115 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6117 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6119 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6122 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6123 post dominators and cleanup cfg before returning.
6125 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6127 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6128 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6130 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6132 * config.gcc: Recognize fido.
6133 * config/m68k/m68k-devices.def (fidoa): New.
6134 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6136 (FL_FIDOA, TARGET_FIDOA): New.
6137 * config/m68k/m68k.opt (mfidoa): New.
6139 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6142 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6143 when a personality function is used.
6145 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6147 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6149 2007-04-13 Mike Stump <mrs@apple.com>
6151 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6153 * config/darwin.opt (fapple-kext): Make C++ only.
6154 * config/darwin.c (darwin_override_options): Remove code to ensure
6155 -fapple-kext is given for C++ only.
6157 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6159 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6160 * config/mips/mips.c (override_options): Call
6161 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6163 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6165 * config/i386/i386.opt (msvr3-shlib): Removed.
6167 * doc/invoke.texi: Remove -msvr3-shlib.
6169 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6171 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6172 with "popcnt" instruction.
6174 2007-04-13 Richard Guenther <rguenther@suse.de>
6176 PR tree-optimization/21258
6177 * tree-vrp.c (compare_case_labels): New helper.
6178 (find_switch_asserts): New function.
6179 (find_assert_locations): Call it for SWITCH_EXPRs.
6181 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6183 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6184 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6185 check is now implied in X87_FLOAT_MODE_P.
6186 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6187 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6188 (fix_trunc<mode>_i386_fisttp): Ditto.
6189 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6190 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6191 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6192 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6193 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6194 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6195 (unnamed_splitters): Ditto.
6196 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6197 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6198 FIRST_SSE_REG for local functions when SSE math is enabled or
6199 for functions with sseregparm attribute.
6200 (standard_80387_constant_p): Return -1 if mode is not
6202 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6203 (ix86_expand_compare): Ditto.
6204 (ix86_expand_carry_flag_compare): Ditto.
6205 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6206 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6207 DECIMAL_FLOAT_MODE_P.
6208 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6209 of SCALAR_FLOAT_MODE_P.
6210 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6211 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6212 checks before FLOAT_MODE_P.
6213 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6214 before FLOAT_MODE_P.
6219 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6221 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6222 Charles Wilson <libtool@cwilson.fastmail.fm>
6224 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6225 (libgcc.mvars): Don't depend on them.
6226 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6227 * exec-tool.in: New.
6229 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6231 * doc/invoke.text (--help): Document --help=common.
6233 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6235 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6237 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6239 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6240 * genemit.c (main): Emit #include "integrate.h".
6241 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6242 (LOADGP_RTP): New mips_loadgp_style.
6243 * config/mips/mips.h: Include config/vxworks-dummy.h.
6244 (TARGET_RTP_PIC): New macro.
6245 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6246 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6247 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6249 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6250 -mvxworks-pic when using -mrtp and a PIC option.
6251 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6253 (mips_symbolic_constant_p, mips_symbolic_address_p)
6254 (mips_symbol_insns): Handle SYMBOL_HALF.
6255 (override_options): Warn about -G and -mrtp being used together.
6256 Initialize mips_lo_relocs[SYMBOL_HALF].
6257 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6258 (mips_emit_loadgp): Handle LOADGP_RTP.
6259 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6260 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6261 (tablejump): Handle function-relative case table entries if
6263 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6265 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6267 * config/mips/mips.md (load_call<mode>): Allow any general register.
6269 (sibcall_value_internal, sibcall_value_multiple_internal)
6270 (call_value_internal, call_value_split, call_value_multiple_internal)
6271 (call_value_multiple_split): Remove constraints from operand 0.
6273 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6275 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6276 rather than loadgp_noshared.
6277 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6278 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6280 * config/mips/mips.md (loadgp): Rename to...
6281 (loadgp_newabi): ...this.
6282 (loadgp_noshared): Rename to...
6283 (loadgp_absolute): ...this.
6285 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6287 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6288 false for locally-binding symbols.
6289 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6291 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6293 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6294 (SYMBOL_GOT_PAGE_OFST): ...this.
6295 (SYMBOL_GOT_GLOBAL): Rename to...
6296 (SYMBOL_GOT_DISP): ...this.
6297 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6298 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6299 * config/mips/mips.c (mips_global_symbol_p): New function.
6300 (mips_symbol_binds_local_p): Likewise.
6301 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6302 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6303 and mips_symbol_binds_local_p.
6304 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6305 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6306 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6308 (mips_ok_for_lazy_binding_p): New function.
6309 (mips_load_call_address, mips_expand_call): Use it.
6310 (mips_dangerous_for_la25_p): Likewise.
6311 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6312 (*got_disp<mode>): Use got_disp_operand instead of
6313 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6314 SYMBOL_GOTOFF_GLOBAL.
6315 (*got_page<mode>): Use got_page_ofst_operand instead of
6317 * config/mips/predicates.md (const_call_insn_operand): Use
6318 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6319 (global_got_operand): Rename to...
6320 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6322 (local_got_operand): Rename to...
6323 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6324 of SYMBOL_GOT_LOCAL.
6326 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6328 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6329 TARGET_CALL_CLOBBERED_GP.
6330 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6331 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6332 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6333 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6334 of TARGET_ABICALLS && !TARGET_NEWABI.
6335 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6336 * config/mips/mips.c (mips_load_call_address): Check
6337 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6338 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6339 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6340 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6341 TARGET_ABICALLS && TARGET_NEWABI.
6342 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6344 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6345 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6346 TARGET_ABICALLS && TARGET_NEWABI.
6347 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6348 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6349 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6350 whether indirect calls must use $25.
6351 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6353 * config/mips/mips.md (jal_macro): Check flag_pic and
6354 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6355 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6356 instead of TARGET_ABICALLS.
6357 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6358 TARGET_ABICALLS && TARGET_OLDABI.
6359 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6360 (sibcall): In the comment above the define_insn, mention
6361 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6362 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6363 instead of TARGET_ABICALLS.
6365 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6367 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6368 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6369 (MACFLAGS_MATCH_P): New macro.
6370 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6371 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6372 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6373 the other MACFLAG constants.
6374 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6375 (flag_machi): Tighten constraints. Renumber some of the operands.
6376 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6378 (flag_machi_parts_acconly): New pattern.
6379 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6381 (flag_macinit1hi): Tighten constraints.
6382 (flag_mul_macv2hi_parts_acconly): New pattern.
6384 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6385 Use a more efficient implementation.
6386 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6387 inline sequences when not optimizing for size.
6389 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6390 movhi_high2low): Delete, merge functionality into...
6391 (packv2hi): ... this pattern.
6393 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6394 * config/bfin/bfin.opt (msim): New option.
6395 (mcpu=): New option.
6396 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6397 (bfin_cpu_t): Typedef of enum bfin_cpu.
6398 (bfin_cpu_type): New declaration.
6399 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6400 -msim and -mcpu= options.
6401 (LIB_SPEC): Likewise.
6402 * config/bfin/bfin.c (bfin_cpu_type): Define.
6403 (bfin_handle_option): Handle -mcpu= option.
6404 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6405 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6406 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6408 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6410 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6411 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6412 (powerpc-wrs-vxworksae): Use ${tm_file}.
6413 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6414 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6415 * config/i386/vx-common.h: New file.
6417 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6419 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6422 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6424 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6427 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6431 * c-common.c (c_build_qualified_type): Set canonical type
6434 2007-04-12 Richard Guenther <rguenther@suse.de>
6436 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6437 lower bound and element size if lower bound is not zero
6438 or either of the ARRAY_REF operands is set.
6440 2007-04-12 Richard Guenther <rguenther@suse.de>
6442 PR tree-optimization/24689
6443 PR tree-optimization/31307
6444 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6446 * gimplify.c (canonicalize_addr_expr): To be consistent with
6447 gimplify_compound_lval only set operands two and three of
6448 ARRAY_REFs if they are not gimple_min_invariant. This makes
6449 it never at this place.
6450 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6452 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6454 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6455 null before emitting a .nsubspa directive.
6457 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6459 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6460 need_to_partition_p if there are no memory statements in the
6463 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6465 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6466 (gcd_of_steps_may_divide_p): New function.
6467 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6469 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6471 * reload.c (find_reloads_toplev, find_reloads_address,
6472 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6473 not a pointer equality test, to decide if we need to call
6474 push_reg_equiv_alt_mem.
6476 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6478 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6479 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6480 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6482 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6484 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6485 vector to be positive.
6487 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6491 * doc/invoke.texi: Document --params max-aliased-vops and
6493 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6494 debug_memory_partitions): Move to tree-flow.h
6495 * params.h (AVG_ALIASED_VOPS): Define.
6496 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6498 (mp_info_t): Likewise.
6499 (get_mem_sym_stats_for): New.
6500 (set_memory_partition): Move from tree-flow-inline.h.
6501 (mark_non_addressable): Only clear the set of symbols for the
6502 partition if it exists.
6503 (dump_memory_partitions): Move from tree-ssa-operands.c
6504 (debug_memory_partitions): Likewise.
6505 (need_to_partition_p): New.
6506 (dump_mem_ref_stats): New.
6507 (debug_mem_ref_stats): New.
6508 (dump_mem_sym_stats): New.
6509 (debug_mem_sym_stats): New.
6510 (update_mem_sym_stats_from_stmt): New.
6511 (compare_mp_info_entries): New.
6512 (mp_info_cmp): Call it.
6513 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6515 (get_mpt_for): Move from tree-ssa-operands.c.
6516 (find_partition_for): New.
6517 (create_partition_for): Remove.
6518 (estimate_vop_reduction): New.
6519 (update_reference_counts): New.
6520 (build_mp_info): New.
6521 (compute_memory_partitions): Refactor.
6522 Document new heuristic.
6523 Call build_mp_info, update_reference_counts,
6524 find_partition_for and estimate_vop_reduction.
6525 (compute_may_aliases): Populate virtual operands before
6526 calling debugging dumps.
6527 (delete_mem_sym_stats): New.
6528 (delete_mem_ref_stats): New.
6529 (init_mem_ref_stats): New.
6530 (init_alias_info): Call it.
6531 (maybe_create_global_var): Remove alias_info argument.
6532 Get number of call sites and number of pure/const call sites
6533 from gimple_mem_ref_stats().
6534 (dump_alias_info): Call dump_memory_partitions first.
6535 (dump_points_to_info_for): Show how many times a pointer has
6537 * opts.c (decode_options): For -O2 set --param
6538 max-aliased-vops to 500.
6539 For -O3 set --param max-aliased-vops to 1000 and --param
6540 avg-aliased-vops to 3.
6541 * fortran/options.c (gfc_init_options): Remove assignment to
6543 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6544 * tree-dfa.c (dump_variable): Dump memory reference
6546 Dump NO_ALIAS* settings.
6547 (referenced_var_lookup): Tidy.
6548 (mem_sym_stats): New.
6549 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6550 and ORIG are different SSA names for a memory partition.
6551 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6552 * tree-flow.h (struct mem_sym_stats_d): Define.
6553 (mem_sym_stats_t): Define.
6554 (struct mem_ref_stats_d): Define.
6555 (struct gimple_df): Add field mem_ref_stats.
6556 (enum noalias_state): Define.
6557 (struct var_ann_d): Add bitfield noalias_state.
6558 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6559 debug_mem_ref_stats, debug_memory_partitions,
6560 debug_mem_sym_stats): Declare.
6561 * tree-ssa-structalias.c (update_alias_info): Update call
6562 sites, pure/const call sites and asm sites in structure
6563 returned by gimple_mem_ref_stats.
6564 Remove local variable IS_POTENTIAL_DEREF.
6565 Increase NUM_DEREFS if the memory expression is a potential
6567 Call update_mem_sym_stats_from_stmt.
6568 If the memory references memory, call
6569 update_mem_sym_stats_from_stmt for all the direct memory
6570 symbol references found.
6571 (intra_create_variable_infos): Set noalias_state field for
6572 pointer arguments according to the value of
6573 flag_argument_noalias.
6574 * tree-ssa-structalias.h (struct alias_info): Remove fields
6575 num_calls_found and num_pure_const_calls_found.
6576 (update_mem_sym_stats_from_stmt): Declare.
6577 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6578 Set default value to 100.
6579 (PARAM_AVG_ALIASED_VOPS): Define.
6581 2007-04-11 Richard Guenther <rguenther@suse.de>
6584 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6585 a * -b + c as c - a * b if we honor sign dependent rounding.
6587 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6589 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6591 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6592 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6594 (initialize_trampoline): Don't use old-style function definition.
6595 (bfin_secondary_reload): Mark IN_P argument as unused.
6597 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6599 PR tree-optimization/31343
6600 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6601 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6602 * testsuite/gcc.dg/vect/pr31343.c: New.
6604 2007-04-10 Eric Christopher <echristo@apple.com>
6606 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6607 * config/i386/i386.md (*cmpfp0): Use.
6608 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6609 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6610 (fix_trunc<mode>_i386_fisttp): Ditto.
6611 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6612 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6613 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6614 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6615 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6616 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6617 (unnamed_splitters): Ditto.
6618 * config/i386/i386.c (output_fix_trunc): Assert that
6619 we're not being passed a TFmode operand.
6621 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6623 PR tree-optimization/31526
6624 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6625 n_basic_blocks to find newly added blocks.
6627 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6629 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6631 (fix_trunc<mode>si_sse): Ditto.
6632 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6633 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6634 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6635 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6636 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6637 expander using SSEMODEF mode macro.
6638 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6639 expander using SSEMODEF mode macro.
6640 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6641 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6642 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6643 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6644 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6645 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6646 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6647 Macroize insn using X87MODEF mode macro.
6649 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6651 * config/i386/sse.md (sse2_pinsrw): Removed.
6652 (sse2_pextrw): Renamed to ...
6653 (*sse2_pextrw): This.
6655 2007-04-09 Jan Hubicka <jh@suse.cz>
6658 * config/i386/sse.md
6659 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6660 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6661 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6662 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6664 2007-04-09 Jan Hubicka <jh@suse.cz>
6666 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6667 multiple fields of union.
6669 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6671 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6672 (create_preheaders): Check that loops are available.
6673 (fix_loop_structure): Clean up, improve comments.
6674 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6675 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6677 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6678 * predict.c (tree_estimate_probability): Do not call
6679 calculate_dominance_info. Call create_preheaders.
6680 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6681 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6683 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6684 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6685 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6686 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6689 2007-04-08 Jan Hubicka <jh@suse.cz>
6691 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6692 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6693 * fold-const.c (fold_unary): Use it.
6695 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6697 * varasm.c (assemble_variable): Remove call to
6698 lang_hooks.decls.prepare_assemble_variable.
6699 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6700 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6701 * langhooks.h (lang_hooks_for_decls): Remove
6702 prepare_assemble_variable.
6704 2007-04-08 Mike Stump <mrs@apple.com>
6706 * config/i386/i386.c: Use inc/dec on Core2.
6708 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6710 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6711 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6712 lhd_tree_inlining_end_inlining): Remove.
6713 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6714 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6716 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6717 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6718 lhd_tree_inlining_end_inlining): Remove prototypes.
6719 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6720 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6721 LANG_HOOKS_TREE_INLINING_START_INLINING,
6722 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6724 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6727 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6730 * config/avr/predicates.md (io_address_operand): Delete predicate.
6731 (low_io_address_operand): Don't use 'mode' argument.
6732 (higth_io_address_operand): Rename ...
6733 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6734 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6737 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6739 Revert change removing staticp.
6741 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6744 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6747 2007-04-07 Bruce Korb <bkorb@gnu.org>
6749 * c.opt: Add -Wformat-contains-nul.
6750 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6752 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6753 the NUL byte warning.
6755 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6757 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6759 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6761 * tree.c (staticp): No longer use staticp langhook.
6762 * langhooks.c (lhd_staticp): Removed.
6763 * langhooks.h (struct lang_hooks): Remove staticp.
6764 * c-common.c (c_staticp): Remove.
6765 * c-common.h (c_staticp): Ditto.
6766 * langhooks-defs.h (lhd_staticp): Ditto.
6767 (LHD_HOOKS_STATICP): Ditto
6768 * tree.h (gcc_assert_lowered): New macro.
6770 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6772 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6773 argument "reliable".
6774 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6775 Add argument "reliable". Propagate it through calls.
6776 (infer_loop_bounds_from_undefined): Derive number of iterations
6777 estimates from references in blocks that do not dominate loop latch.
6778 (gcov_type_to_double_int): New function.
6779 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6780 and expected_loop_iterations_unbounded.
6781 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6782 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6783 * tree-data-ref.c (estimated_loop_iterations): Export.
6784 (get_references_in_stmt): Fix -- do not return addresses of local
6786 * cfgloop.h (expected_loop_iterations_unbounded,
6787 estimated_loop_iterations): Declare.
6789 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6791 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6793 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6795 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6796 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6797 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6798 Use output_387_reg_move().
6799 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6800 expander using X87MODEF12 mode macro.
6801 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6802 choosing register preferences. Use output_387_reg_move().
6803 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6804 instead of "x". Use output_387_reg_move().
6805 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6806 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6807 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6808 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6809 Use output_387_reg_move().
6810 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6812 (*truncxf?f_i387 splitter): Ditto.
6814 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6816 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6817 LANG_HOOKS_SAFE_FROM_P.
6818 * expr.c (safe_from_p): Remove langhook call.
6819 * langhooks.h (lang_hooks): Remove safe_from_p.
6820 (lhd_safe_from_p): Remove prototype.
6821 * langhooks.c (lhd_safe_from_p): Remove.
6823 2007-04-06 Jan Hubicka <jh@suse.cz>
6825 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6828 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6830 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6831 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6832 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6833 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6835 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6836 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6838 2007-04-05 Richard Henderson <rth@redhat.com>
6840 * config/alpha/alpha.c (print_operand) [+]: Remove.
6841 (alpha_end_function): Print nop if call at end of function.
6842 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6843 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6844 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6845 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6846 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6847 the call pattern. Update peepholes to match.
6849 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6851 * doc/extend.texi (Other Builtins): Add decimal float variants
6853 * builtins.def: Ditto.
6854 * builtins.c (expand_builtin): Ditto.
6856 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6857 H.J. Lu <hongjiu.lu@intel.com>
6860 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6861 of V8HImode when calling ix86_binary_operator_ok.
6862 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6863 (sdot_prodv8hi): Operands 1 and 2 must be register.
6865 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6867 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6868 initialize align to silence bogus warning.
6870 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6873 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6875 (struct sra_walk_fns): Remove use_all parameter from use.
6876 (sra_hash_tree): Handle BIT_FIELD_REFs.
6877 (sra_elt_hash): Don't hash bitfld blocks.
6878 (sra_elt_eq): Skip them in parent compares as well. Handle
6880 (sra_walk_expr): Don't maintain or pass down use_all_p.
6881 (scan_use): Remove use_all parameter.
6882 (scalarize_use): Likewise. Re-expand assignment to
6883 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6884 output, and re-scalarize after output. Don't mark anything
6886 (scalarize_ldst): Adjust.
6887 (scalarize_walk_gimple_modify_statement): Likewise.
6888 (build_element_name_1): Handle BIT_FIELD_REFs.
6889 (instantiate_element): Don't warn for any element whose parent
6891 (instantiate_missing_elements_1): Return the sra_elt.
6892 (canon_type_for_field): New.
6893 (try_instantiate_multiple_fields): New.
6894 (instantiate_missing_elemnts): Use them.
6895 (mark_no_warning): Removed.
6896 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6897 (REPLDUP, sra_build_elt_assignment): New.
6898 (generate_copy_inout): Use them.
6899 (generate_element_copy): Likewise. Handle bitfld differences.
6900 (generate_element_zero): Don't recurse for blocks. Use
6901 sra_build_elt_assignment.
6902 (generate_one_element_int): Take elt instead of var. Use
6903 sra_build_elt_assignment.
6904 (generate_element_init_1): Adjust.
6905 (scalarize_use, scalarize_copy): Use REPLDUP.
6906 (scalarize_ldst): Move assert before dereference.
6907 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6909 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6911 * regmove.c: Fix unused variable warnings due to previous commit.
6913 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6915 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6916 (regmove_bb_head): Remove.
6917 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6918 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6919 problems with fixup_match_1.
6920 Don't initialize/free regmove_bb_head.
6922 (reg_is_remote_constant_p): If an insn is in the same basic block
6923 but not before INSN, consider it remote, too.
6925 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6928 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6929 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6931 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6933 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6934 (CONDITIONAL_REGISTER_USAGE): Likewise.
6936 2007-04-04 Richard Henderson <rth@redhat.com>
6938 * config/alpha/lib1funcs.asm: Remove unused file.
6940 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6943 * opts.c (print_specific_help): Fix --help=<language>
6945 (common_handle_option): Support --help=common.
6947 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6950 * gcc.c (main): Do not run the linker if
6951 print_subprocess_help indicates that it shouldn't be
6954 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6957 * doc/invoke.texi (--help=): Document <languages> value, fix
6958 formatting in tables of values.
6960 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6962 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6963 dllimport attribute of virtual methods.
6965 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6967 * config/score/crti.asm: Change _bss_start to __bss_start.
6968 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6969 (OUTGOING_REG_PARM_STACK_SPACE) update.
6970 * config/score/score.opt: add options to make backend support
6971 score5, score5u, score7 and score7d.
6972 * config/score/score.md: Likewise.
6973 * config/score/misc.md: Likewise.
6974 * config/score/mac.md: Likewise.
6975 * doc/invoke.texi: Likewise.
6976 * doc/md.texi: update constraints define.
6978 2007-04-03 Richard Henderson <rth@redhat.com>
6980 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6981 an appropriate type, use the mode instead.
6983 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6985 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6986 Set the default --with-arch setting to mips2.
6987 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6988 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6989 (MULTILIB_OSDIRNAMES): Delete.
6990 (MULTILIB_DIRNAMES): Define.
6991 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6992 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6993 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6994 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6995 VXWORKS_OS_CPP_BUILTINS.
6996 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6997 (MIPS_DEBUGGING_INFO): Undefine.
6998 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7000 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7003 * fold-const.c (native_encode_real): Encode real.c provided longs
7004 as a series of 32-bit native integers.
7005 (native_interpret_real): Interpret buffer as a series of 32-bit
7008 2007-04-03 Richard Guenther <rguenther@suse.de>
7010 * genpreds.c (write_insn_constraint_len): Write function
7011 optimized for CONSTRAINT_LEN implementation.
7012 (write_tm_preds_h): Output insn_constraint_len inline and
7013 use it for CONSTRAINT_LEN.
7014 (write_insn_preds_c): Don't output insn_constraint_len.
7015 * doc/md.texi (define_register_constraint): Document multi-letter
7016 constraints shall have the same length if they start with the same
7019 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7022 * config/i386/i386.md (isinf<mode>2): Expand only when
7023 TARGET_C99_FUNCTIONS is set.
7025 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7027 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7028 (x86_64-*-linux*): Ditto.
7029 * config/i386/i386.opt (mpc): New option.
7030 * config/i386/i386.c (overrride_options): Handle
7031 ix87_precision_string.
7032 * config/i386/crtprec.c: New file.
7033 * config/i386/t-crtpc: Ditto.
7034 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7036 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7037 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7038 crtprec32.o, crtprec64.o and crtprec80.o.
7040 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7042 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7044 2007-04-02 Eric Christopher <echristo@apple.com>
7046 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7047 limitations on darwin.
7049 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7052 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7054 2007-04-02 Dave Korn <dave.korn@artimi.com>
7056 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7058 2007-04-02 Dave Korn <dave.korn@artimi.com>
7060 * libgcc2.h (exception_descriptor): Don't forward-declare.
7061 (__get_eh_table_language, __get_eh_table_version): Delete
7062 prototypes of long-dead functions.
7064 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7066 * ebitmap.h: New file
7067 * ebitmap.c: New file
7068 * Makefile.in (ebitmap.o): New target.
7070 2007-04-01 Jan Hubicka <jh@suse.cz>
7072 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7073 before very first instruction.
7075 2007-04-01 Jan Hubicka <jh@suse.cz>
7077 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7078 waring on 64bit hosts.
7079 * bitmap.h: Fix typo in bitmap_head_def.
7081 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7083 PR rtl-optimization/31391
7084 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7085 into a DELETED_LABEL note, and the label is in an empty basic
7086 block, update BB_END as well as BB_HEAD.
7088 2007-04-01 Richard Henderson <rth@redhat.com>
7090 PR tree-optimization/31169
7091 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7092 to varying if the range is outside [0, prec-1].
7094 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7097 * config/mips/mips.md (load_const_gp): New insn.
7098 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7099 the MIPS16 GP pseudo register if no_new_pseudos.
7100 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7102 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7105 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7107 (call_value): Likewise.
7109 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7110 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7113 * doc/invoke.texi: (optimization options): Reword description
7114 of -ffast-math. Document its primary purpose.
7116 2007-03-31 Richard Guenther <rguenther@suse.de>
7118 * omp-low.c (splay-tree.h): Include.
7119 (lookup_decl): Replace splay-tree usage by pointer-map.
7120 (maybe_lookup_decl): Likewise.
7121 (new_omp_context): Likewise.
7122 (delete_omp_context): Likewise.
7123 * gimplify.c (splay-tree.h): Include.
7124 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7126 (remap_ssa_name): Likewise.
7127 (remap_decl): Likewise.
7128 (remap_type_1): Likewise.
7129 (remap_type): Likewise.
7130 (copy_body_r): Likewise.
7131 (expand_call_inline): Likewise.
7132 (clone_body): Likewise.
7133 (copy_tree_r): Likewise.
7134 (remap_save_expr): Likewise.
7135 (unsave_r): Likewise.
7136 (unsave_expr_now): Likewise.
7137 (tree_function_versioning): Likewise.
7138 (build_duplicate_type): Likewise.
7139 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7140 (struct copy_body_data): Replace splay-tree by pointer-map.
7141 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7142 not $(SPLAY_TREE_H).
7143 (gimplify.o): Depend on $(SPLAY_TREE_H).
7144 (omp-low.p): Likewise.
7146 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7148 * config/avr/predicates.md (even_register_operand,
7149 odd_register_operand): New predicates.
7150 * config/avr/avr.md (movw peephole2): New.
7151 (movw_r peephole2): New.
7153 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7155 * tree.h (get_signed_or_unsigned_type): New.
7156 * fold-const.c (operand_equal_for_comparison_p): Use
7157 get_signed_or_unsigned_type instead of
7158 lang_hooks.types.signed_or_unsigned_type.
7159 * expr.c (store_expr): Ditto.
7160 * langhooks.c (get_signed_or_unsigned_type): New.
7161 (lhd_signed_or_unsigned_type): New.
7162 * langhooks.h (lhd_signed_or_unsigned_type): New.
7163 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7165 2007-03-30 Richard Henderson <rth@redhat.com>
7167 * tree-ssa-loop-ivopts.c: Include target.h.
7168 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7169 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7170 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7171 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7173 2007-03-30 Richard Henderson <rth@redhat.com>
7174 Kai Tietz <kai.tietz@onevision.com>
7176 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7178 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7179 (TARGET_64BIT_MS_ABI): New.
7180 (DBX_REGISTER_NUMBER): Handle 64-bit.
7181 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7182 (LONG_TYPE_SIZE): Force to 32.
7183 (REG_PARM_STACK_SPACE): New.
7184 (OUTGOING_REG_PARM_STACK_SPACE): New.
7185 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7186 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7187 (STACK_BOUNDARY): Use 128 for 64-bit.
7188 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7189 Add 64-bit implementation.
7190 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7192 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7193 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7194 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7195 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7196 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7197 TARGET_64BIT_MS_ABI.
7198 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7199 (ix86_pass_by_reference): Likewise.
7200 (ix86_function_value_regno_p): Likewise.
7201 (ix86_build_builtin_va_list): Likewise.
7202 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7203 (function_arg_advance_ms_64): New.
7204 (function_arg_advance): Call it.
7205 (function_arg_ms_64): New.
7206 (function_arg): Call it.
7207 (function_value_ms_64): New.
7208 (ix86_function_value_1): Call it.
7209 (return_in_memory_ms_64): New.
7210 (ix86_return_in_memory): Call it.
7211 (setup_incoming_varargs_ms_64): New.
7212 (ix86_setup_incoming_varargs): Call it.
7213 (ix86_expand_prologue): Handle 64-bit stack probing.
7214 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7215 (output_pic_addr_const): Likewise.
7216 (x86_this_parameter): Likewise.
7217 (x86_output_mi_thunk): Likewise.
7218 (x86_function_profiler): Likewise.
7219 (TARGET_STRICT_ARGUMENT_NAMING): New.
7220 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7221 (TARGET_64BIT_MS_ABI): New.
7222 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7223 * config/i386/i386.md (allocate_stack_worker): Remove.
7224 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7225 describe the clobber of eax without a match_scratch.
7226 (allocate_stack_worker_postreload): Remove.
7227 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7228 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7229 (allocate_stack_worker_rex64_postreload): Remove.
7230 (allocate_stack): Handle 64-bit.
7231 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7232 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7233 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7234 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7235 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7236 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7237 * config.build (x86_64-*-mingw*): New host.
7238 * config.host (x86_64-*-mingw*): New host.
7239 * config.gcc (x86_64-*-mingw*): New target.
7240 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7242 2007-03-30 Richard Henderson <rth@redhat.com>
7243 Kai Tietz <kai.tietz@onevision.com>
7245 * c-pragma.c (struct def_pragma_macro_value): New.
7246 (struct def_pragma_macro): New.
7247 (pushed_macro_table): New.
7248 (dpm_hash, dpm_eq): New.
7249 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7250 (init_pragma): Install them.
7251 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7253 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7255 * config/avr/avr.c (avr_override_options): Clear
7256 'flag_delete_null_pointer_checks'.
7258 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7261 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7262 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7263 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7264 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7265 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7266 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7267 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7269 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7271 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7273 * regmove.c: Move all of pass_stack_adjustments from here...
7274 * combine-stack-adj.c: ...to this new file.
7275 * Makefile.in: Add rules for combine-stack-adj.o.
7277 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7279 PR tree-optimization/31383
7280 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7281 to have the same length.
7283 2007-03-30 Jan Hubicka <jh@suse.cz>
7286 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7287 availablility; add more sanity checking; ask varpool only about
7290 2007-03-29 Richard Henderson <rth@redhat.com>
7292 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7293 to decide, but __SIZEOF_LONG_LONG__.
7295 2007-03-29 Richard Henderson <rth@redhat.com>
7297 * emutls.c (struct __emutls_array): New.
7298 (emutls_destroy): Use it instead of casting element 0 from void*.
7299 (__emutls_get_address): Likewise.
7301 2007-03-29 Richard Henderson <rth@redhat.com>
7303 * varasm.c (initializer_constant_valid_p): Don't deny
7304 DECL_DLLIMPORT_P on functions.
7306 * config/i386/cygming.h: Remove function declarations.
7307 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7308 (ASM_OUTPUT_LABELREF): Remove.
7309 (COMMON_ASM_OP): Remove.
7310 (ASM_OUTPUT_COMMON): Remove.
7311 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7312 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7313 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7314 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7315 Rename from TARGET_ENCODE_SECTION_INFO.
7316 * config/i386/netware.h: Likewise.
7317 * config/i386/i386-protos.h: Update.
7318 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7319 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7320 (legitimate_constant_p): Reject dllimports.
7321 (dllimport_map, get_dllimport_decl): New.
7322 (legitimize_dllimport_symbol): New.
7323 (legitimize_address, ix86_expand_move): Use it.
7324 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7325 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7326 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7327 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7328 * config/i386/predicates.md (constant_call_address_operand): Only
7329 accept symbols; reject dllimport_p symbols.
7330 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7331 i386_pe_maybe_record_exported_symbol.
7332 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7333 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7334 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7335 trust the setting of DECL_DLLIMPORT_P.
7336 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7337 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7338 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7339 tidy the argument scanning loop.
7340 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7341 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7342 (i386_pe_strip_name_encoding): Remove.
7343 (i386_pe_binds_local_p): New.
7344 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7345 (i386_pe_output_labelref): Remove.
7346 (i386_pe_asm_output_aligned_decl_common): New.
7347 (i386_pe_maybe_record_exported_symbol): Rename from
7348 i386_pe_record_exported_symbol; check for dllexported symbols.
7350 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7352 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7353 add comment explaining why vsnprintf cannot be used.
7355 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7357 PR tree-optimization/30666
7358 * tree.c (build_complex_type): When creating type names for DWARF2
7359 debug info, create TYPE_DECLs for TYPE_NAME instead of
7361 (build_common_tree_nodes_2): Use build_complex_type when building
7362 predefined complex types, to preserve canonical types.
7364 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7366 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7367 (noce_get_alt_condition): Look at it to determine whether to
7368 reverse the condition or not.
7369 (noce_get_condition): Substitute the truth for lies.
7370 (noce_find_if_block): Set the then_else_reversed field.
7372 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7374 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7375 destination of this insn.
7376 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7377 than calling gen_rtx_SET directly. Use r0 to hold the value of
7378 'address + 4' rather than a stack based temporary which can be
7381 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7383 * config/s390/s390.c (s390_secondary_input_reload_class,
7384 s390_secondary_output_reload_class): Functions removed.
7385 (s390_secondary_reload): New function.
7386 (TARGET_SECONDARY_RELOAD): Target macro defined.
7387 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7388 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7389 * config/s390/s390.md ("reload_outti", "reload_outdi",
7390 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7391 "reload_out<mode>"): Expanders removed.
7392 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7393 "reload<mode>_nonoffmem_out"): Expanders added.
7395 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7397 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7398 SRC->DEST replacement failed anyway.
7400 2007-03-28 Mike Stump <mrs@apple.com>
7402 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7403 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7404 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7406 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7408 * config.gcc: Accept barcelona as a variant of amdfam10.
7409 * config/i386/i386.c (override_options): Likewise.
7410 * doc/invoke.texi: Likewise.
7412 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7414 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7415 offsets for BIT_FIELD_REF and COMPONENT_REF.
7417 2007-03-28 Richard Guenther <rguenther@suse.de>
7419 * tree.c (is_global_var): Move ...
7420 * tree-flow-inline.h (is_global_var): ... here.
7421 * tree.h (is_global_var): Remove declaration.
7423 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7425 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7427 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7428 * config/i386/i386.c (ix86_tune_features): Initialize new
7430 * config/i386/predicates.md (promotable_binary_operator): Use
7431 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7433 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7436 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7438 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7440 * config/fr30/fr30.md (movsi_internal): Change destination
7441 constraint from m to V and add m to the end.
7443 2007-03-28 Christian Bruel <christian.bruel@st.com>
7445 * config/sh/sh.md (movsi_i): Fix type attribute.
7447 2007-03-28 Christian Bruel <christian.bruel@st.com>
7449 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7450 (movsf_ie): Likewise.
7452 2007-03-28 Christian Bruel <christian.bruel@st.com>
7454 * config.gcc: Add sh4-300 to multilib.
7455 * config/sh/t-mlib-sh4-300: New file.
7457 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7459 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7460 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7462 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7463 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7464 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7465 "fixuns_trunctddi2"): Whitespace fix.
7467 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7469 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7470 the definition of struct sh_args.
7471 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7472 CALL_COOKIE_INT_REG_GET): Likewise.
7474 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7476 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7477 transformations are applied successfully.
7479 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7481 * tree.c (tree_contains_struct): Permit 512 tree codes.
7482 * tree.h (tree_contains_struct): Ditto.
7483 (MAX_TREE_CODES): Ditto.
7484 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7485 SPARE member to store remaining padding bits.
7487 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7489 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7492 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7494 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7495 * configure: Regenerate.
7497 * configure: Regenerate using the correct version of autoconf.
7499 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7501 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7503 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7504 regs to "__SP_L__" and "__SP_H__".
7506 2007-03-27 Richard Guenther <rguenther@suse.de>
7508 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7509 computations with it with a HOST_WIDE_INT variable.
7511 2007-03-26 Mike Stump <mrs@apple.com>
7513 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7514 objective-c-header, objective-c++-header and objc++-cpp-output
7516 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7518 2007-03-26 Richard Henderson <rth@redhat.com>
7521 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7522 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7523 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7524 IX86_BUILTIN_PSRLQ128): New.
7525 (ix86_init_mmx_sse_builtins): Add them.
7526 (ix86_expand_builtin): Expand them.
7527 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7528 operand 2 be TImode.
7529 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7530 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7531 _mm_srli_epi64): Mark __B const.
7532 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7533 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7534 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7535 new two-vector shift builtins.
7537 2007-03-26 Ian Lance Taylor <iant@google.com>
7539 PR tree-optimization/31345
7540 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7541 [+INF, +INF(OVF)] into VARYING.
7543 2007-03-26 Zack Weinberg <zackw@panix.com>
7545 * gengtype-parse.c: New file.
7546 * gengtype-yacc.y: Delete.
7547 * gengtype-lex.l: Don't include gengtype-yacc.h.
7548 Define YY_DECL and yyterminate appropriately for recursive
7549 descent parser. yylval is now a string out-parameter to yylex.
7550 (HWS, EOID): New shorthand.
7551 (IWORD): Add a couple more types.
7552 (yylex): Add a setup stanza. Remove the complex rules for
7553 detecting GTY'ed types and typedefs; replace with simple
7554 keyword detectors. Adjust everything for the changed
7555 definition of yylval. Ignore all pp-directives, not just #define.
7557 (parse_file): Rename yybegin; do not call yyparse.
7559 * gengtype.c (xasprintf): Export again.
7560 (this_file): New. Use everywhere __FILE__ was being used.
7561 (get_lang_bitmap): Special case types defined in gengtype.c.
7562 (do_typedef, new_structure): Suppress definition of certain types.
7563 (new_structure): Improve diagnostics of duplicate definitions.
7564 Make sure location_s is associated with input.h.
7565 (nreverse_pairs, define_location_structures): New functions.
7566 (main): Improve tagging of kludge types. Remove old kludges
7567 for input.h types; use define_location_structures.
7568 * gengtype.h: Update prototypes. Define token codes here.
7569 * Makefile.in: Remove all references to gengtype-yacc.
7570 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7572 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7573 add GTY((skip)) to the field that's only conditionally there.
7574 * doc/install.texi: Document that Bison is no longer required
7575 unless building treelang.
7577 * gengtype.c: Don't include gtyp-gen.h.
7578 (srcdir): Declare here.
7579 (base_files, lang_dir_names): Allocate dynamically.
7580 (gt_files, num_gt_files, num_lang_dirs): New globals.
7581 (measure_input_list, read_input_line, read_input_list)
7582 (set_lang_bitmap): New functions.
7583 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7584 simplify, relying on read_input_list to set up the bitmaps.
7585 (main): Arguments are no longer unused. Check for correct number
7586 of command line arguments, set srcdir and srcdir_len, then call
7587 read_input_list, before doing anything else. No need to worry
7588 about duplicates in main loop.
7589 * configure.ac: Simplify the calculation of all_gtfiles.
7590 Put language tags in there. Don't set or substitute
7591 all_gtfiles_files_langs or all_gtfiles_files_frags.
7592 * Makefile.in: Revamp the way gengtype is invoked, now that it
7593 takes a file on its command line with a much simpler format.
7594 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7595 (GTFILES): Remove duplicates and C source files.
7596 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7597 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7598 * configure: Regenerate.
7600 * gengtype.h: Remove all type definitions to gengtype.c; leave
7601 only definitions of options_p, type_p, and pair_p as opaque
7602 pointers. Update prototypes.
7603 * gengtype.c: Many type definitions moved here from gengtype.h.
7604 Consolidate type definitions at the top of the file.
7605 (xvasprintf): Delete.
7606 (xasprintf): Make static.
7607 (create_nested_pointer_option): Add 'next' parameter.
7608 (create_field_all, create_field_at): New functions.
7609 (create_field): Now a thin wrapper around create_field_all.
7610 (create_optional_field): Rename create_optional_field_ and add
7611 line argument. Original name is now a macro which supplies
7613 (oprintf): Use vsnprintf directly.
7614 (close_output_files): Use fatal rather than perror/exit.
7615 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7616 (main): Set progname. Don't use exit.
7617 * gengtype-yacc.y (struct_fields): Use create_field_at.
7618 (option, optionseqopt): Delete.
7619 (optionseq): Consolidate productions from option here so we
7620 can use the first argument to create_option.
7622 * gengtype-lex.l: Distinguish unions from structures in the
7623 token type. Don't call find_structure; return the tag as a string.
7624 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7625 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7626 Reorganize typedef_struct production accordingly.
7627 Use create_nested_ptr_option.
7628 * gengtype.c (create_nested_ptr_option): New function.
7629 * gengtype.h: Declare it.
7631 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7632 (string_type): Don't declare.
7633 (do_scalar_typedef): Declare.
7634 (create_scalar_type): Update prototype.
7635 * gengtype.c (string_type): Make static.
7636 (scalar_nonchar, scalar_char): New.
7637 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7638 (resolve_typedef): Use scalar_nonchar for error recovery.
7639 (create_scalar_type): Remove name_len field. Return scalar_char
7640 or scalar_nonchar as appropriate.
7641 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7643 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7645 (main): Initialize scalar_char and scalar_nonchar before calling
7647 * gengtype-lex.l: Adjust for removal of second argument to
7648 create_scalar_type. Use yylval.s instead of yylval.t when
7650 * gengtype-yacc.y: Type of SCALAR is string. Call
7651 create_scalar_type from type:SCALAR rule. Adjust for removal of
7652 second argument to create_scalar_type.
7654 * vec.h: Remove all #if IN_GENGTYPE blocks.
7655 Add comment saying that changes may require adjustments to gengtype.
7656 * gengtype.c: Don't include coretypes.h or tm.h.
7657 Add comment to inclusion of errors.h.
7658 (note_def_vec, note_def_vec_alloc): New functions.
7659 * gengtype.h: Declare new functions.
7660 * gengtype-lex.l: Don't include coretypes.h.
7661 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7663 (update_lineno): Remove unnecessary prototype.
7664 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7665 (VEC rule): Just return VEC_TOKEN.
7666 * gengtype-yacc.y (VEC_TOKEN): New token type.
7667 (type): Add a production for VEC(a,b).
7668 * Makefile.in: Update dependencies.
7670 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7671 typedefs that use the old PARAMS macro.
7673 * gengtype-lex.l: Remove all rules and states relating to yacc
7675 * gengtype-yacc.y: Similarly.
7676 * gengtype.c (note_yacc_type): Delete function.
7677 * gengtype.h: Update prototypes.
7679 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7681 * tree-pretty-print.c (dump_generic_node): Report precision of
7682 unnamed integer types.
7684 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7686 * ifcvt.c (noce_try_store_flag_constants): Don't check
7687 no_new_pseudos here.
7688 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7689 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7690 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7691 noce_try_sign_mask): Likewise.
7692 (if_convert): Check no_new_pseudos here.
7694 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7696 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7697 (noce_get_condition): Handle new then_else_reversed argument.
7698 (noce_init_if_info): Remove, fold into noce_find_if_block.
7699 (noce_process_if_block): Take a struct noce_if_info as the
7700 argument. Don't set up one based on ce_if_info. Update pointer
7701 references accordingly.
7702 (cond_move_process_if_block): Likewise.
7703 (process_if_block): Removed.
7704 (find_if_block): Removed. Move functionality two new functions,
7705 noce_find_if_block and cond_exec_find_if_block.
7706 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7707 blocks and the symmetric IF-ELSE-JOIN case.
7708 (cond_exec_find_if_block): Also new function mostly based on old
7709 find_if_block and process_if_block.
7710 (find_if_header): Replace find_if_block call with separately
7711 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7712 (find_cond_trap): Update noce_get_condition call.
7713 (dead_or_predicable): Likewise.
7715 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7717 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7719 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7720 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7721 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7722 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7723 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7724 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7725 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7726 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7727 __builtin_ia32_psrad128 builtins.
7729 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7731 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7732 * config/i386/constraints.md
7733 (define_constraint "I"): Use IN_RANGE macro.
7734 (define_constraint "J"): Ditto.
7735 (define_constraint "K"): Ditto.
7736 (define_constraint "M"): Ditto.
7737 (define_constraint "N"): Ditto.
7738 (define_constraint "O"): Ditto.
7739 * config/i386/predicates.md
7740 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7741 (define_predicate "const_0_to_3_operand"): Ditto.
7742 (define_predicate "const_0_to_7_operand"): Ditto.
7743 (define_predicate "const_0_to_15_operand"): Ditto.
7744 (define_predicate "const_0_to_63_operand"): Ditto.
7745 (define_predicate "const_0_to_255_operand"): Ditto.
7746 (define_predicate "const_1_to_31_operand"): Ditto.
7747 (define_predicate "const_2_to_3_operand"): Ditto.
7748 (define_predicate "const_4_to_7_operand"): Ditto.
7750 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7752 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7753 in SImode for save_world.
7754 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7757 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7759 PR tree-optimization/30784
7760 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7763 2007-03-25 Revital Eres <eres@il.ibm.com>
7765 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7766 Fold movement_possibility function into it.
7768 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7770 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7771 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7772 (call_indirect_nonlocal_darwin64): Same.
7773 (call_nonlocal_darwin64): Same.
7774 (call_value_indirect_nonlocal_darwin64): Same.
7775 (call_value_nonlocal_darwin64): Same.
7776 (sibcall_nonlocal_darwin64): Same.
7777 (sibcall_value_nonlocal_darwin64): Same.
7778 (sibcall_symbolic_64): Same.
7779 (sibcall_value_symbolic_64): Same.
7780 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7782 (rs6000_emit_load_toc_table): Same.
7783 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7784 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7790 (load_toc_v4_pic_si): Same
7791 (load_toc_v4_PIC_1): Same.
7792 (load_toc_v4_PIC_1b): Same.
7793 (call_indirect_aix{32,64}): Same.
7794 (call_value_indirect_aix{32,64}): Same.
7797 (call_local{32,64}): Same.
7798 (call_value_local{32,64}): Same.
7799 (call_indirect_nonlocal_aix{32,64}): Same.
7800 (call_nonlocal_aix{32,64}): Same.
7801 (call_value_indirect_nonlocal_aix{32,64}): Same.
7802 (call_value_nonlocal_aix{32,64}): Same.
7803 (call_indirect_nonlocal_sysv<mode>): Same.
7804 (call_nonlocal_sysv<mode>): Same.
7805 (call_value_indirect_nonlocal_sysv<mode>): Same.
7806 (call_value_nonlocal_sysv<mode>): Same.
7808 (sibcall_local{32,64}): Same.
7809 (sibcall_value_local{32,64}): Same.
7810 (sibcall_nonlocal_aix{32,64}): Same.
7811 (sibcall_value_nonlocal_aix{32,64}): Same.
7812 (sibcall_nonlocal_sysv<mode>): Same.
7813 (sibcall_value): Same.
7814 (sibcall_value_nonlocal_sysv<mode>): Same.
7816 2007-03-24 Paul Brook <paul@codesourcery.com>
7818 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7819 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7821 2007-03-24 Richard Henderson <rth@redhat.com>
7823 * config/ia64/constraints.md: New file.
7824 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7825 satisfies_constraint_?.
7826 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7827 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7828 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7829 ia64_output_mi_thunk): Likewise.
7830 (ia64_const_ok_for_letter_p): Remove.
7831 (ia64_const_double_ok_for_letter_p): Remove.
7832 (ia64_extra_constraint): Remove.
7833 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7834 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7835 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7836 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7837 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7838 EXTRA_MEMORY_CONSTRAINT): Remove.
7839 * config/ia64/ia64.md: Include constriants.md. Replace
7840 CONST_OK_FOR_? with satisfies_constraint_?.
7842 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7843 H.J. Lu <hongjiu.lu@intel.com>
7845 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7847 (name macros): Use DPD_BID_NAME to convert names properly.
7849 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7850 decimal floating point format.
7851 (init_floating_libfuncs): Change decimal functions so that they
7852 have a "bid_" prefix if the decimal system uses the BID format,
7853 and "dpd_" prefix if the decimal system uses the DPD format.
7854 (init_interclass_conv_libfuncs): Ditto.
7855 (init_intraclass_conv_libfuncs): Ditto.
7857 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7858 using the BID format.
7860 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7861 whether we are using the BID decimal format.
7862 * configure: Regenerate.
7864 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7865 the compiler has decimal floating point enabled. Define
7866 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7869 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7870 using the BID format.
7872 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7873 whether we are using the BID decimal format.
7874 * configure: Regenerate.
7876 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7877 the compiler has decimal floating point enabled. Define
7878 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7881 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7882 options, and that it is enabled for i386/x86_64 systems.
7884 * Makefile.in (enable_decimal_float): New.
7886 (DECNUMINC): Add -I$(DECNUMFMT).
7887 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7888 to $(DECNUMFMT) from $(DECNUM).
7890 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7891 Substitute enable_decimal_float.
7892 * configure: Regenerated.
7895 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7898 * configure.ac: Enable decimal float for x86_64-*-linux*.
7899 * configure: Regenerated.
7902 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7903 decimal128ClearSign to flip and clear the sign bit in decimal128.
7904 (decimal_real_maxval): Set decimal128SetSign to set the sign
7907 2007-03-23 Ian Lance Taylor <iant@google.com>
7909 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7911 2007-03-23 Ian Lance Taylor <iant@google.com>
7913 * tree-dump.c (dump_files): Correct comment.
7915 2007-03-23 Ian Lance Taylor <iant@google.com>
7917 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7919 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7921 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7922 in cfglayout mode. Don't go into and out of cfglayout mode.
7923 Link the blocks in the order of the constructed traces.
7924 (rest_of_handle_tracer): Adjust call to tracer.
7925 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7926 Don't go into cfglayout mode.
7927 (rtl_loop_done): Don't go out of cfglayout mode.
7928 * cfglayout.c (relink_block_chain): New function, split out from...
7929 (fixup_reorder_chain): ...here. Remove redundant checking.
7930 (cfg_layout_finalize): Don't clear the header, footer, and aux
7931 fields here, move the code to do so to relink_block_chain. Likewise
7932 for free_original_copy_tables.
7933 * rtl.h (tracer): Update prototype.
7934 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7935 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7936 mode. Use relink_block_chain to serialize the CFG according to the
7937 new basic block order. Move targetm.cannot_modify_jumps_p check from
7939 (gate_handle_reorder_blocks): ...to here.
7940 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7942 (gate_duplicate_computed_gotos): ...to here.
7943 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7944 something always changes when going into and out of cfglayout mode.
7945 Perform an expensive cfg cleanup while going into cfglayout mode.
7946 Always update liveness information on HAVE_conditional_execution
7947 targets. Reserialize the basic blocks and go out of cfglayout mode.
7948 * reg-stack.c: Include cfglayout.h.
7949 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7950 the call to reorder_basic_blocks.
7951 * basic-block.h (reorder_basic_blocks): Update prototype.
7952 (relink_block_chain): New prototype.
7953 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7955 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7957 * config/mips/mips.md (type, hazard, *movdi_32bit,
7958 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7959 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7960 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7961 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7962 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7964 (movcc): Change first xfer to multi.
7965 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7966 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7967 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7968 config/mips/generic.md: Change reservations using "xfer" to use
7970 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7971 using match_operand.
7972 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7973 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7975 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7977 2007-03-22 Richard Henderson <rth@redhat.com>
7979 * config/i386/i386.c: Remove unnecessary function declarations.
7980 Move targetm definition, and all related macros, to the end of
7981 the file. Resort some functions to put definitions before uses.
7982 (ix86_attribute_table): Make static. Move to end of file.
7983 (ix86_gimplify_va_arg): Make static.
7985 2007-03-22 Richard Henderson <rth@redhat.com>
7987 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7988 don't increase local_regparm with force_align_arg_pointer check.
7989 (ix86_function_sseregparm): Assert 32-bit.
7990 (type_has_variadic_args_p): New.
7991 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7992 type_has_variadic_args_p.
7993 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7994 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7995 use memset instead. Do maybe_vaarg check first; skip attribute
7996 tests if true; skip attribute tests for 64-bit.
7997 (construct_container): Remove TARGET_DEBUG_ARG.
7998 (function_arg_advance_32, function_arg_advance_64): Split out ...
7999 (function_arg_advance): ... from here.
8000 (function_arg_32, function_arg_64): Split out ...
8001 (function_arg): ... from here.
8002 (ix86_pass_by_reference): Tidy.
8003 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8004 (function_value_32): New, from parts of ix86_function_value
8005 and ix86_value_regno.
8006 (function_value_64): New, from parts of ix86_function_value
8007 and ix86_libcall_value.
8008 (ix86_function_value_1): New.
8009 (ix86_function_value, ix86_libcall_value): Use it.
8010 (return_in_memory_32, return_in_memory_64): Split out ...
8011 (ix86_return_in_memory): ... from here.
8012 (ix86_struct_value_rtx): Skip for 64-bit.
8013 (ix86_libcall_value, ix86_value_regno): Remove.
8014 (setup_incoming_varargs_64): Split out ...
8015 (ix86_setup_incoming_varargs): ... from here.
8016 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8017 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8018 * config/i386/i386-protos.h (ix86_function_value): Remove.
8019 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8021 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8024 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8025 infinities not supported, otherwise emit warning if -Woverflow. On
8026 underflow, emit warning if -Woverflow.
8027 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8029 * real.h (real_from_string): Update declaration
8031 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8032 Richard Henderson <rth@redhat.com>
8034 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8035 * calls.c (compute_argument_block_size, expand_call,
8036 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8037 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8038 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8039 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8040 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8041 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8042 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8043 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8046 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8048 * c-incpath.c (add_sysroot_to_chain): New.
8049 (merge_include_chains): Add sysroot argument. Call
8050 add_sysroot_to_chain if sysrooted.
8051 (register_include_chains): Update call to merge_include_chains.
8052 * doc/cppopts.texi: Document use of '=' in include directory
8055 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8057 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8058 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8059 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8060 insn pattern using X87MODEF12 mode macro.
8062 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8064 * regmove.c (regmove_optimize): Use reg_mentioned_p
8065 instead of reg_overlap_mentioned_p for DST.
8067 2007-03-21 Mike Stump <mrs@apple.com>
8069 * c.opt: Fixup for Objective-C/C++.
8071 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8073 * explow.c (convert_memory_address): Fold memory reference when
8074 POINTERS_EXTEND_UNSIGNED < 0
8076 2007-03-21 Richard Henderson <rth@redhat.com>
8079 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8080 * config/i386/mmintrin.h (__m64): Likewise.
8081 * config/i386/xmmintrin.h (__m128): Likewise.
8083 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8085 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8086 (VXWORKS_OS_CPP_BUILTINS): Define.
8087 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8088 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8090 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8092 * rtl.h (constant_pool_reference_p): Delete.
8093 (find_constant_src): Declare.
8094 * rtlanal.c (find_constant_src): New function.
8095 * simplify-rtx.c (constant_pool_reference_p): Delete.
8096 * config/i386/i386.md: Use find_constant_src instead of
8097 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8099 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8101 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8102 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8104 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8106 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8107 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8108 (arm_elf_asm_constructor): Use it.
8109 (arm_elf_asm_destructor): New function.
8111 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8113 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8115 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8117 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8119 2007-03-19 Andrew Haley <aph@redhat.com>
8121 PR tree-optimization/31264
8122 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8125 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8127 PR rtl-optimization/30907
8128 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8129 (fwprop_init): Always call loop_optimizer_initialize.
8130 (fwprop_done): Always call loop_optimizer_finalize.
8131 (fwprop): We always have loop info now.
8132 (gate_fwprop_addr): Remove.
8133 (pass_fwprop_addr): Use gate_fwprop as gate.
8135 PR rtl-optimization/30841
8136 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8137 df_chain_alloc): Call df_reorganize_refs unconditionally.
8138 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8139 refs_organized to refs_organized_size.
8140 (df_ref_create_structure): Use refs_organized_size instead of
8141 bitmap_size if refs had been organized, and keep refs_organized_size
8143 * df.h (struct df_ref_info): Change refs_organized to
8144 refs_organized_size.
8145 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8148 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8150 * except.c (output_function_exception_table): Do not reference the
8151 EH personality routine for functions that do not require an
8154 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8157 * c-typeck.c (convert_for_assignment): Call comptypes for
8158 RECORD_TYPE or UNION_TYPE.
8161 * reload1.c (reload): Do invalid ASM checking after
8162 cleanup_subreg_operands.
8164 2007-03-19 Jeff Law <law@redhat.com>
8166 * tree-cfg.c (find_taken_edge): Tighten conditions for
8167 optimizing computed gotos.
8169 2007-03-19 Michael Matz <matz@suse.de>
8171 * builtins.c (expand_builtin_sync_operation,
8172 expand_builtin_compare_and_swap,
8173 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8176 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8177 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8180 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8182 * doc/tm.texi: Add brackets around the return type of
8183 TARGET_SECONDARY_RELOAD.
8185 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8186 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/31254
8189 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8190 Use handled_component_p () where appropriate. Continue
8191 propagating into the rhs if we propagated into an INDIRECT_REF
8194 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8196 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8197 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8198 (xde, xdee): Mode attributes adjusted to support DFP modes.
8199 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8200 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8201 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8202 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8203 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8204 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8205 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8207 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8208 "movsf"): Insn definitions removed.
8209 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8210 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8211 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8213 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8214 "reload_in<mode>", "reload_out<mode>"): Expander added.
8215 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8218 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8220 * config/s390/s390.md: Only non-functional changes. Renamed
8221 FPR mode macro to BFP all over the file.
8223 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8225 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8226 (op_type attribute): RRF instruction type added.
8227 (fT0): New mode attribute.
8228 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8229 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8230 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8231 no secondary memory is needed when moving DFmode values between GPRs
8234 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8236 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8237 inverted and documentation adjusted.
8238 ("mhard-dfp", "msoft-dfp"): New options.
8239 * config/s390/s390.c (s390_handle_arch_option): New architecture
8241 (override_options): Sanity checks for the new options added.
8242 * config.gcc: New architecture switch: z9-ec.
8243 * config/s390/s390.h (processor_flags): PF_DFP added.
8244 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8245 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8246 when the bit is NOT set so remove it from the defaults.
8248 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8250 * genemit.c (main): Print include statement for dfp.h.
8251 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8254 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8256 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8258 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8261 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8264 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8266 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8267 attr_length_call, output_call, output_indirect_call): Cleanup
8268 formatting of targetm calls.
8270 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8272 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8274 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8276 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8277 reservation, bypass and anti-bypass descriptions for these instructions.
8278 Update move patterns.
8279 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8282 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8284 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8285 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8286 (get_initial_def_for_reduction): Likewise.
8288 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8290 Fix PR tree-optimization/29922
8291 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8292 (get_representative): Removed.
8293 (value_dies_in_block_x): Update for rvuse removal.
8294 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8295 (compute_antic_aux): Handle when PHI nodes appear in
8296 non-single-successors.
8297 (dump_bitmap_of_names): Removed.
8298 (compute_antic_safe): Renamed and removed rvuse calculation.
8299 Calculate only antic safe.
8300 (insert_into_preds_of_block): Remove assert.
8301 (execute_pre): Update for renamed functions.
8302 (defer_or_phi_translate_block): New function.
8304 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8306 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8307 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8309 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8310 Follow spelling conventions.
8312 * tree-data-ref.h: Remove the prototype for analyze_array.
8314 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8316 PR tree-optimization/31041
8317 * tree-vect-transform.c (get_initial_def_for_induction): Call
8318 force_gimple_operand.
8320 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8322 * ipa-type-escape.c (look_for_casts) : Revert code to use
8323 handled_component_p due to ada test a-numaux.adb.
8325 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8327 * final.c (final_scan_insn): Alter the condition of a
8328 conditional trap if we have nonstandard CC.
8330 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8332 * configure.ac: Remove excess quoting from asm line 0 test.
8333 * configure: Rebuilt.
8335 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8337 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8338 * c-common.c (convert_and_check): Move warning logic to...
8339 (warnings_for_convert_and_check): ...here. Define.
8340 * c-common.h (warnings_for_convert_and_check): Declare.
8342 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8344 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8345 (output_call): Likewise.
8347 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8349 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8351 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8353 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8355 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8357 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8358 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8360 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8362 PR tree-optimization/31183
8363 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8364 Use double_int instead of unsigned int for representing access_strides.
8365 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8367 2007-03-16 Richard Guenther <rguenther@suse.de>
8369 PR tree-optimization/31146
8370 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8371 to allow recursion of forward_propagate_addr_expr.
8372 (forward_propagate_addr_into_variable_array_index): Likewise.
8373 (forward_propagate_addr_expr): Likewise.
8374 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8375 (forward_propagate_addr_expr_1): Recurse on simple copies
8376 instead of propagating into them. Do so for useless conversions
8378 (forward_propagate_addr_expr): Clean up unused statements after
8381 2007-03-16 Richard Guenther <rguenther@suse.de>
8383 * builtins.c (expand_builtin_cexpi): Use the right argument
8384 for the expansion via cexp.
8386 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8388 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8389 * configure: Rebuilt.
8391 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8394 * dwarf2out.c (force_type_die): Adjust comment.
8395 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8397 2007-03-15 DJ Delorie <dj@redhat.com>
8399 * config/frv/predicates.md (minmax_operator): Don't check operands
8402 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8404 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8405 Update constant estimates of number of iterations.
8406 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8407 argument renamed to "realistic".
8408 (compute_estimated_nb_iterations): Removed.
8409 (record_niter_bound): New function.
8410 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8411 call record_nonwrapping_iv with upper = false.
8412 (infer_loop_bounds_from_signedness): Pass upper argument to
8413 record_nonwrapping_iv.
8414 (estimate_numbers_of_iterations_loop): Do not call
8415 compute_estimated_nb_iterations. Record estimate based on profile
8416 information. Initialize the constant estimates of number of
8418 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8420 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8421 number of iterations is too small.
8422 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8423 (EST_NOT_AVAILABLE): Removed.
8424 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8425 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8428 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8430 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8431 Handle NE_EXPR guards.
8433 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8436 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8437 Set also -pedantic-errors by default for the preprocessor unless
8438 -fpermissive is given.
8440 2007-03-15 Richard Guenther <rguenther@suse.de>
8444 * builtins.c (expand_builtin_cexpi): As a fallback if we
8445 don't have builtins for sincos or cexp create a function
8446 declaration for cexp and expand to a call to that.
8447 (expand_builtin_int_roundingfn): Always fall
8448 back to floor/ceil and its variants even if they may be
8451 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8454 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8455 jump tables, move the call to delete_dead_jumptables from here...
8456 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8457 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8458 don't allow merging of blocks that try_redirect_by_replacing_jump
8459 also does not handle when not optimizing.
8461 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8462 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8464 * config/i386/i386.md (x86_sahf_1): Correctly handle
8467 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8470 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8471 x86_64_general_operand as operand[2] predicate. Remove "iF"
8472 from operand constraints and use "e" constraint instead.
8473 (*subti3_1, *subti3_1 splitter): Ditto.
8474 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8475 operand[1] predicate.
8477 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8479 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8480 arrays, multiply the access strides by the size of the sub-array.
8481 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8483 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8485 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8486 the configured assembler supports the sahf mnemonic.
8487 * configure: Regenerate.
8488 * config.in: Regenerate.
8490 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8491 emit "sahf" or ".byte\t0x9e" as asm template.
8493 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8496 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8497 option to replace hard coded TARGET_xxx in md file.
8498 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8499 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8500 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8501 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8502 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8503 (X86_TUNE_NOT_VECTORMODE): Ditto.
8504 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8505 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8506 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8507 (TUNE_SLOW_IMUL_IMM8): Ditto.
8508 (TUNE_MOVE_M1_VIA_OR): Ditto.
8509 (TUNE_NOT_UNPAIRABLE): Ditto.
8510 (TUNE_NOT_VECTORMODE): Ditto.
8512 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8515 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8516 tuning options instead of hard coded TARGET_xxx.
8517 (fix ssemode peephole2's): Ditto.
8518 (imul peephole2's): Ditto.
8520 (movdi_or_rex64): Ditto.
8521 (move peephole2): Ditto.
8522 (not peephole2's): Ditto.
8524 2007-03-14 Dirk Mueller <dmueller@suse.de>
8526 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8527 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8528 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8530 * c-parser.c (c_parser_do_statement): Warn about empty body in
8532 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8533 * doc/invoke.texi (-Wempty-body): Update documentation.
8535 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8538 * c-common.h (warn_for_div_by_zero): Declare.
8539 * c-common.c (warn_for_div_by_zero): Define.
8540 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8543 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8545 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8546 to PREFIX and STANDARD_PREFIX.
8548 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8549 Phil Edwards <phil@codesourcery.com>
8551 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8552 (__gthread_once_t): Remove busy field for RTPs.
8553 (__GTHREAD_ONCE_INIT): Update accordingly.
8555 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8557 * doc/invoke.texi: Document VxWorks options.
8559 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8561 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8563 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8565 PR tree-optimization/30590
8566 * tree-nrv.c (tree_nrv): Check for the partial update of the
8569 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8571 * flags.h (flag_random_seed): Remove declaration, in favor of...
8572 * toplev.h (get_random_seed, set_random_seed): ... these.
8573 * tree.c (get_file_function_name): Use the former.
8574 * opts.c (common_handle_option): Use the latter.
8577 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8580 * cse.c (cse_find_path): Do not bail out if a basic block that
8581 we already visited now becomes part of a path that starts at a
8582 different basic block. Just disallow this, to make sure we
8583 visit each basic block at most once.
8585 2007-03-13 Jan Hubicka <jh@suse.cz>
8587 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8588 when profile esitmate is present, calls with very low frequency are
8591 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8593 PR tree-optimization/30730
8594 PR tree-optimization/26900
8595 * tree-ssa-loop-niter.c: Include gmp.h.
8597 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8598 split_to_var_and_offset, determine_value_range,
8599 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8600 bound_difference, bounds_add, bounds_negate,
8601 number_of_iterations_ne_max, dump_affine_iv): New functions.
8602 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8603 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8604 difference of initial and final value of control iv to validate
8606 (number_of_iterations_cond): Add loop parameter. Determine bounds
8607 on the difference of the extremes of the control iv. Add dumps.
8608 (expand_simple_operations): Handle phi nodes.
8609 (simplify_using_initial_conditions): Do not record used conditions.
8610 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8611 Do not set additional_info.
8612 (implies_nonnegative_p, implies_ge_p): Removed.
8613 (derive_constant_upper_bound): Do not use parameter `additional'.
8614 (record_estimate): Parameter `additional' removed. Parameter
8615 `i_bound' added. Do not call derive_constant_upper_bound.
8616 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8617 bound the number of iterations estimate.
8618 (estimate_numbers_of_iterations_loop): Pass the estimate from
8619 the number of iterations analysis to record_estimate.
8620 * tree.h (multiple_of_p): Declare.
8621 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8622 (scev_const_prop): Do not check expression_expensive_p.
8623 * fold-const.c (multiple_of_p): Exported.
8624 * double-int.c (double_int_mask): Exported.
8625 * double-int.h (double_int_mask): Declare.
8626 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8627 field. Added max field.
8629 2007-03-13 David Taylor <taylor@candd.org>
8632 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8635 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8638 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8639 two unamed patterns.
8641 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8643 * config/i386/i386.opt (mcx16, msahf): New options.
8644 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8645 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8647 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8648 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8649 Output -mcx16 and -msahf options when corresponding bit is set.
8651 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8654 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8656 * configure.ac: Test for assembler tolerance to # 0 "".
8657 * configure, config.in: Rebuilt.
8658 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8660 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8662 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8664 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8665 (handle_syscall): Handle direct system calls.
8666 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8668 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8670 * doc/invoke.texi: Fix cpp.info cross-reference.
8671 * doc/passes.texi: Fix gcc.info cross-reference.
8673 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8675 PR tree-optimization/30835
8676 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8677 bb_for_stmt is not NULL before accessing it.
8679 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8681 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8684 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8687 * doc/install.texi: Document --enable-stage1-languages
8689 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8691 * tree-pass.h (pass_into_cfg_layout_mode,
8692 pass_outof_cfg_layout_mode): Declare.
8693 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8694 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8695 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8696 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8698 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8700 * c-decl.c (warn_variable_length_array): New function.
8701 Refactored from grokdeclarator to handle warn_vla
8702 and handle unnamed array case.
8703 (grokdeclarator): Refactored VLA warning case.
8704 * c.opt (Wvla): New flag.
8705 * doc/invoke.texi (Wvla): New warning.
8707 2007-03-12 Richard Henderson <rth@redhat.com>
8709 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8710 (TARGET_SECTION_TYPE_FLAGS): New.
8712 2007-03-12 Richard Henderson <rth@redhat.com>
8714 * config/darwin.c (machopic_reloc_rw_mask): New.
8715 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8716 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8718 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8720 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8721 * cppdefault.h (cpp_PREFIX): Document.
8722 (cpp_PREFIX_len): Likewise.
8723 (cpp_EXEC_PREFIX): New variable.
8724 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8725 * c-incpath.c (add_standard_paths): Correct logic for relocating
8726 paths within prefix.
8728 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8730 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8731 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8733 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8734 fix_truncdfdi_sse using SSEMODEF mode macro.
8735 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8736 fix_truncdfsi_sse using SSEMODEF mode macro.
8737 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8738 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8740 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8742 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8745 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8747 * tree.h : Add multiple_of_p declaration.
8748 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8749 * ipa-type-escape.c (results_of_malloc): Redundant.
8750 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8751 (cast_type): Extended with new members.
8752 (check_cast): Returns cast_type.
8753 (cast): New structure for data of walk_use_def_chains.
8754 (is_malloc_result, is_cast_from_non_pointer_1,
8755 is_cast_from_non_pointer,
8756 is_array_access_through_pointer_and_index): New functions.
8757 (look_for_casts): Returns cast types.
8758 (check_call): Returns void.
8759 (okay_pointer_operation): Use support of pointer plus index,
8760 pointer plus constant and allow all multiplications.
8762 2007-03-11 Richard Guenther <rguenther@suse.de>
8764 PR tree-optimization/31115
8765 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8766 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8767 A shift count of zero is not special as with *_DIV_EXPR.
8768 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8771 2007-03-11 Ian Lance Taylor <iant@google.com>
8773 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8774 the *_DIV_EXPR codes correctly with overflow infinities.
8776 2007-03-11 Ira Rosen <irar@il.ibm.com>
8778 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8779 indicate success/failure of the analysis. Add negation to subtrahend
8780 in case of subtraction. Fail if both operands contain constants.
8781 (create_data_ref): Fail if analyze_offset fails.
8783 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8785 * config/i386/i386.md (frndintxf2): Rename to ...
8786 (rintxf2): ... this. Remove expander having same name.
8787 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8788 (roundsf2, rounddf2): Ditto.
8789 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8790 (lround<mode>di2, lround<mode>si2): Ditto.
8792 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8794 * lower-subreg.c: Include except.h.
8795 (decompose_multiword_subregs): Verify that the only control flow
8796 insns we can split are loads to multi-words pseudos.
8797 Handle breaking such blocks after splitting, instead of calling
8798 find_many_sub_basic_blocks.
8800 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8801 on the new basic block. Add a lengthy comment explaining why we
8802 thought this was necessary.
8803 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8805 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8808 * tree.c (walk_type_fields): Recurse into the element type of
8809 ARRAY_TYPEs if there is a pointer set.
8811 2007-03-10 Dirk Mueller <dmueller@suse.de>
8813 * c-common.c (warn_logical_operator): Fix condition.
8815 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8817 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8819 * config/darwin.c (machopic_select_section): Remove superfluous
8820 argument in call to categorize_decl_for_section. Remove unused
8823 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8825 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8827 * configure: Regenerate.
8829 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8832 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8833 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8834 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8835 Add LABEL_NUSES to emitted label.
8836 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8837 branch probability value to emitted jump insn.
8838 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8839 Do not check life information and do not re-arrange input operands
8840 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8842 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8844 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8845 the change of decode_asm_operands.
8847 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8849 * mode-switching.c (create_pre_exit): Skip blockage insn.
8851 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8853 * tree-pass.h (TODO_update_smt_usage): Remove.
8855 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8859 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8861 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8862 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8863 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8866 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8868 * gcc.c: Document %{, in big comment at top.
8869 (input_suffix_matches): Remove special handling for .s and
8871 (input_spec_matches): New.
8872 (handle_braces): Handle %{,.
8873 (validate_switches): ',' indicates a value which is not a switch.
8874 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8875 to detect assembler input.
8876 * config/i386/sol2.h (CPP_SPEC): Likewise.
8877 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8878 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8879 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8880 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8881 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8882 -m64 causes deployment target to default to 10.5.
8883 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8885 2007-03-09 Richard Henderson <rth@redhat.com>
8888 * target.h (targetm.asm.out.reloc_rw_mask): New.
8889 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8890 (TARGET_ASM_OUT): Use it.
8891 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8892 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8893 use the new reloc_rw_mask target hook instead.
8894 (default_section_type_flags_1): Merge into...
8895 (default_section_type_flags): ... here.
8896 (decl_readonly_section_1): Merge into...
8897 (decl_readonly_section): ... here.
8898 (default_elf_select_section_1): Merge into...
8899 (default_elf_select_section): ... here.
8900 (default_unique_section_1): Merge into...
8901 (default_unique_section): ... here.
8902 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8903 (default_select_rtx_section): Use it.
8904 (default_elf_select_rtx_section): Likewise.
8905 * output.h: Update to match.
8906 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8907 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8908 (TARGET_ASM_RELOC_RW_MASK): New.
8909 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8910 to categorize_decl_for_section.
8911 (x86_64_elf_unique_section): Likewise.
8912 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8913 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8914 (TARGET_ASM_RELOC_RW_MASK): New.
8915 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8916 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8917 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8918 (TARGET_RWRELOC): Remove.
8919 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8920 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8921 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8922 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8923 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8924 (rs6000_xcoff_select_section): Use decl_readonly_section.
8925 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8926 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8927 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8928 (TARGET_SECTION_TYPE_FLAGS): Remove.
8929 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8931 2007-03-09 Roger Sayle <roger@eyesopen.com>
8933 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8934 complex constant equality/inequality comparisons for here.
8935 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8936 known at compile-time or can be simplified to a scalar comparison.
8937 (fold_relational_const): Move compile-time evaluation of complex
8938 constant equality/inequality comparisons to here.
8940 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8942 PR rtl-optimization/30643
8943 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8945 (fold_rtx): Recurse, like before 2006-11-03.
8947 2007-03-09 DJ Delorie <dj@redhat.com>
8949 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8952 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8954 PR tree-optimization/30375
8955 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8956 LHS of statements is not the same.
8957 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8959 2007-03-09 Chao-ying Fu <fu@mips.com>
8961 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8963 * doc/invoke.texi (-mdspr2): Document new option.
8964 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8965 New unspec for DSP REV 2.
8966 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8967 these instructions are extended in DSP REV 2.
8968 (mips-dspr2.md): Include.
8969 * config/mips/mips.opt (mdspr2): New option.
8970 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8971 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8972 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8973 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8974 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8975 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8976 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8978 (bdesc_map): Add one field of unsupported_target_flags.
8979 (bdesc_arrays): Update entries to have extra fields. Add
8981 (mips_init_builtins): Initialize new function types.
8982 Check unsupported_target_fileds to filter out builtins.
8983 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8985 (ASM_SPEC): Pass mdspr2 to the assembler.
8986 * config/mips/mips-dspr2.md: New file.
8988 2007-03-09 Sa Liu <saliu@de.ibm.com>
8990 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8992 2007-03-09 Ian Lance Taylor <iant@google.com>
8994 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8995 argument) like -Wstrict-overflow=2.
8996 * doc/invoke.texi (Warning Options): Update documentation.
8998 2007-03-09 Dirk Mueller <dmueller@suse.de>
9001 * doc/invoke.texi (-Wlogical-op): Document.
9002 * common.opt (-Wlogical-op): New.
9003 * c-common.h (warn_logical_operator): Declare.
9004 * c-common.c (warn_logical_operator): Define.
9005 * c-typeck.c (parser_build_binary_op): Call
9006 warn_logical_operator.
9008 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9010 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9011 * final.c (final_scan_insn): Test for non-"" file name.
9013 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9015 * doc/loop.texi: Document the Omega linear constraints solver.
9016 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9017 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9018 omega-hash-table-size, omega-max-keys, and
9019 omega-eliminate-redundant-constraints.
9020 * tree-pass.h (pass_check_data_deps): Declared.
9023 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9024 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9025 pass_check_data_deps): New.
9026 * tree-data-ref.c (init_data_ref): Remove declaration.
9027 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9028 (analyze_array): Renamed init_array_ref, move up initializations.
9029 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9030 Removed arguments that are set to NULL.
9031 (analyze_indirect_ref): Correct indentation, correct call to
9033 (object_analysis): Call init_array_ref instead of analyze_array.
9034 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9035 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9036 of DR_ACCESS_FNS_ADDR.
9037 (init_omega_eq_with_af, omega_extract_distance_vectors,
9038 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9039 ddr_consistent_p): New.
9040 (compute_affine_dependence): Check consistency of ddrs when
9041 flag_check_data_deps is passed.
9042 (analyze_all_data_dependences): Uncomment.
9043 (tree_check_data_deps): New.
9044 * tree-data-ref.h: Include omega.h.
9045 (DR_ACCESS_FNS_ADDR): Removed.
9046 (data_dependence_relation): Add inner_loop.
9047 (DDR_INNER_LOOP): New.
9048 * common.opt (fcheck-data-deps): New.
9049 * tree-flow.h (tree_check_data_deps): Declare.
9050 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9051 (OBJS-common): Depend on omega.o.
9053 * passes.c (pass_check_data_deps): Scheduled.
9054 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9055 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9056 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9057 PARAM_VECT_MAX_VERSION_CHECKS,
9058 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9060 2007-03-09 Richard Guenther <rguenther@suse.de>
9062 PR tree-optimization/30904
9064 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9065 the same way as *_DIV_EXPR.
9067 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9069 * recog.c (decode_asm_operands): No mixed declarations and code.
9071 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9073 * rtl.def (ASM_INPUT): Add location.
9074 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9075 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9076 (decode_asm_operands): Add loc operand.
9077 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9078 * stmt.c (expand_asm): Rename to...
9079 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9080 gen_rtx_ASM_INPUT_loc.
9081 (expand_asm_expr): Adjust.
9082 * recog.c (decode_asm_operands): Add loc operand.
9083 (check_asm_operands, extract_insn): Adjust.
9084 * reload1.c (maybe_fix_stack_asms): Likewise.
9085 * final.c (asm_insn_count): Likewise.
9086 (final_scan_insn): Output # line before and after asm.
9088 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9090 * tree-ssa-structalias.c (variable_info): Remove
9092 (new_var_info): Ditto.
9093 (shared_bitmap_info_t): New structure.
9094 (shared_bitmap_table): New variable.
9095 (shared_bitmap_hash): New function.
9096 (shared_bitmap_eq): Ditto
9097 (shared_bitmap_lookup): Ditto.
9098 (shared_bitmap_add): Ditto.
9099 (merge_smts_into): Change to take bitmap directly.
9100 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9101 (init_alias_vars): Init shared bitmap hashtable.
9102 (delete_points_to_sets): Delete shared bitmap hashtable.
9103 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9104 is_aliased removal as a change that was still necessary was
9107 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9109 * config/i386/i386.h (override_options): Conditionally disable
9110 x86_sahf for 64bit targets only.
9112 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9115 * c-decl.c (merge_decls): Don't call make_var_volatile.
9116 * varasm.c (make_var_volatile): Remove.
9117 * output.h (make_var_volatile): Remove.
9119 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9121 PR tree-optimization/31085
9122 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9124 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9126 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9127 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9128 ATTR_CONST_NOTHROW_LIST.
9130 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9133 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9135 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9137 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9140 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9142 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9143 passed, use shared libgcc.
9145 2007-03-08 Roger Sayle <roger@eyesopen.com>
9147 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9148 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9149 (honor_protect_cleanup_actions, lower_try_finally_switch):
9151 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9152 ifc_temp_var): Likewise.
9153 * tree-inline.c (setup_one_parameter): Likewise.
9154 * tree-mudflap.c (mf_decl_cache_locals,
9155 mf_build_check_statement_for): Likewise.
9156 * tree-nested.c (init_tmp_var, save_tmp_var,
9157 finalize_nesting_tree_1): Likewise.
9158 * tree-outof-ssa.c (insert_copy_on_edge,
9159 insert_backedge_copies): Likewise.
9160 * tree-profile.c (tree_gen_edge_profiler,
9161 tree_gen_ic_profiler): Likewise.
9162 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9163 * tree-sra.c (sra_build_assignment): Likewise.
9164 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9165 * tree-ssa-math-opts.c (insert_reciprocals,
9166 execute_cse_sincos_1): Likewise.
9167 * tree-tailcall.c (adjust_accumulator_values,
9168 adjust_return_value): Likewise.
9169 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9170 * tree-vect-transform.c (vect_create_data_ref_ptr,
9171 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9172 vect_create_epilog_for_reduction, vectorizable_reduction,
9173 vectorizable_call, vectorizable_conversion,
9174 vectorizable_assignment, vectorizable_operation,
9175 vectorizable_type_demotion, vect_gen_widened_results_half,
9176 vect_permute_store_chain, vectorizable_store,
9177 vect_setup_realignment, vect_permute_load_chain,
9178 vectorizable_load, vectorizable_condition,
9179 vect_create_cond_for_align_checks): Likewise.
9180 * tree-vrp.c (build_assert_expr_for): Likewise.
9182 2007-03-08 Ian Lance Taylor <iant@google.com>
9184 * tree-vrp.c: Include "intl.h".
9185 (usable_range_p): New static function.
9186 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9187 overflowed values, juts set *strict_overflow_p.
9188 (compare_values): Only return -2 if one of the operands is not a
9190 (compare_ranges): Call usable_range_p.
9191 (compare_range_with_value): Likewise.
9192 (vrp_evaluate_conditional_warnv): Rename from
9193 vrp_evaluate_conditional. Make static. Change all callers.
9194 (vrp_evaluate_conditional): New function.
9195 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9197 (simplify_abs_using_ranges): Likewise.
9198 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9199 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9200 within_stmt parameter.
9201 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9202 vrp_evaluate_conditional.
9203 * tree-ssa-threadedge.c
9204 (record_temporary_equivalences_from_stmts_at_dest): Change
9205 simplify parameter to take a second tree parameter.
9206 (simplify_control_stmt_condition): Likewise.
9207 (thread_across_edge): Likewise.
9208 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9209 (thread_across_edge): Likewise.
9210 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9212 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9214 * config/i386/i386.h (TARGET_SAHF): New define.
9215 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9216 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9217 (x86_sahf): New global variable.
9218 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9219 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9220 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9221 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9223 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9224 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9225 when expanding fcomi/sahf based tests.
9226 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9227 expanding sahf based alternative. Emit sahf based sequence when
9228 optimizing for code size.
9229 * config/i386/i386.md (x86_sahf_1): Do not disable for
9230 TARGET_64BIT, enable for TARGET_SAHF.
9232 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9234 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9235 spurious whitespace from error message.
9237 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9240 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9242 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9244 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9246 * tree-sra.c (instantiate_element): Propagate disabled warnings
9247 from the element itself to the created variable.
9249 2007-03-07 Richard Henderson <rth@redhat.com>
9252 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9253 silently fix up the stack in the case of a missing register.
9255 2007-03-07 Paul Brook <paul@codesourcery.com>
9257 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9259 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9261 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9263 (phase1_vrs): Use them.
9264 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9265 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9266 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9267 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9268 __gnu_Unwind_Restore_WMMXC if required.
9269 (_Unwind_VRS_Pop): Implement iWMMXt support.
9270 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9271 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9272 gnu_Unwind_Save_WMMXC): Define.
9274 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9276 * config/vxworks.h (vxworks_override_options): Declare.
9277 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9278 * config/vxworks.c: Include target.h and toplev.h.
9279 (vxworks_override_options): New function.
9280 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9282 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9284 * config/s390/s390.c (override_options): Don't emit an error when
9285 -mstack-size is used without providing -mstack-guard.
9286 (s390_emit_prologue): Choose stack_guard value automatically if not
9287 provided via command line.
9288 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9290 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9292 * config/i386/i386.c (output_set_got): Add a GOT initialization
9293 sequence for VxWorks PIC.
9294 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9295 around labels as well as symbols. Use gotoff_operand instead
9296 of local_symbolic_operand.
9297 (legitimize_pic_address): Use gotoff_operand instead of
9298 local_symbolic_operand. Use @GOT accesses for labels as
9300 (ix86_output_addr_diff_elt): Use PC-relative rather than
9301 GP-relative offsets for VxWorks PIC.
9302 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9303 no_new_pseudos. Check whether the returned register is op0.
9304 * config/i386/i386.md (tablejump): Use PC-relative rather than
9305 GP-relative offsets for VxWorks PIC.
9306 * config/i386/predicates.md (gotoff_operand): New predicate.
9308 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9310 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9312 * config/vxworks-dummy.h: New file.
9313 * config/i386/i386.h: Include it.
9315 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9317 * dwarf2out.c (is_inlined_entry_point): New
9318 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9319 DW_AT_ranges if the first subblock is the entry point.
9321 2007-03-06 David Daney <ddaney@avtrex.com>
9323 * doc/install.texi (mips-*-*): Change recommended binutils
9326 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9328 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9329 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9331 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9332 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9334 2007-03-06 Jan Hubicka <jh@suse.cz>
9336 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9337 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9339 (probably_cold_bb_p): Cold functions are cold.
9340 (probably_never_executed_bb_p): Cold functions are cold.
9341 (tree_bb_level_predictions): Predict calls to cold functions as not
9343 (compute_function_frequency): Check hot/cold attributes.
9344 * function.h (function_frequency): Update comments.
9345 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9346 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9347 (c_common_att): Add cold and hot.
9349 * doc/extend.texi (hot,cold attributes): Document.
9351 2007-03-06 Andrew Haley <aph@redhat.com>
9353 * function.c (expand_function_end): Move blockage to just after we
9354 emit the label for the naked return from the function.
9356 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9358 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9361 2007-03-06 Jan Hubicka <jh@suse.cz>
9363 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9364 loaded for constant large models. Non-large 64bit PIC can do.
9365 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9366 * cmodel.h: Add LARGE PIC.
9367 * i386.md (UNSPEC_PLTOFF): New.
9368 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9370 (*call_1_rex64): Disable for large models.
9371 (*call_1_rex64_large): New.
9372 (*call_value_1_rex64): Disable for large models.
9373 (*call_value_1_rex64_large): New.
9374 (set_rip_rex4): New.
9375 (set_got_offset_rex64): New.
9376 * predicates.md (constant_call_address_operand): For large model
9377 constant calls are not possible.
9378 * i386-protos.h (construct_plt_address): Declare.
9379 * i386.c (override_options): Accept large models.
9380 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9381 (legitimate_constant_p): Add new UNSPECs.
9382 (legitimate_pic_operand_p): Likewise.
9383 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9384 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9386 (output_pic_addr_const): Add PLTOFF.
9387 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9388 (ix86_expand_move): Legitimize pic address when in PIC mode.
9389 (construct_plt_address): New function.
9390 (ix86_expand_call): Offload the address to register and use GOT pointer
9392 * invoke.texi (mcmodel=large): Update documentation.
9394 2007-03-06 Richard Henderson <rth@redhat.com>
9396 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9397 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9398 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9399 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9400 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9401 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9402 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9403 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9404 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9405 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9406 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9407 x86_prologue_using_move, x86_epilogue_using_move, 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_use_incdec,
9411 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9412 x86_schedule, x86_use_bt, x86_pad_returns,
9413 x86_use_xchgb): Merge into ...
9414 (ix86_tune_features): ... here. New array.
9415 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9416 x86_bswap): Merge into ...
9417 (ix86_arch_features): ... here. New array.
9418 (x86_3dnow_a): Remove.
9419 (x86_accumulate_outgoing_args): Make static.
9420 (x86_arch_always_fancy_math_387): Make static.
9421 (ix86_tune_mask, ix86_arch_mask): Move ...
9422 (override_options): ... to local variables here. Apply the
9423 appropriate mask to each element of ix86_arch_features and
9424 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9425 as were done in the old macros.
9426 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9427 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9428 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9429 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9430 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9431 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9432 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9433 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9434 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9435 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9436 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9437 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9438 x86_accumulate_outgoing_args, x86_prologue_using_move,
9439 x86_epilogue_using_move, x86_decompose_lea,
9440 x86_arch_always_fancy_math_387, x86_shift1,
9441 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9442 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9443 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9444 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9445 x86_use_incdec, x86_pad_returns, x86_bswap,
9446 x86_partial_flag_reg_stall): Remove.
9447 (enum ix86_tune_indices): New.
9448 (ix86_tune_features): New.
9449 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9450 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9451 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9452 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9453 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9454 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9455 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9456 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9457 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9458 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9459 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9460 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9461 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9462 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9463 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9464 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9465 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9466 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9467 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9468 TARGET_EXT_80387_CONSTANTS): Use it.
9469 (enum ix86_arch_indices): New.
9470 (ix86_arch_features): New.
9471 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9472 TARGET_BSWAP): Use it.
9473 (ix86_tune_mask, ix86_arch_mask): Remove.
9475 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9478 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9479 Define using $${sysroot_headers_suffix}.
9480 * configure: Regenerate.
9481 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9482 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9484 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9485 * gcc.c (print_sysroot_headers_suffix): New.
9486 (option_map): Include --print-sysroot-headers-suffix.
9487 (display_help): Mention -print-sysroot-headers-suffix.
9488 (process_command): Handle -print-sysroot-headers-suffix.
9489 (do_spec_1): Append multilib directory to include-fixed path if
9490 sysroot suffixes in use.
9491 (main): Handle -print-sysroot-headers-suffix.
9492 * Makefile.in (start.encap): Don't depend on xlimits.h
9493 (xlimits.h): Remove.
9494 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9495 limits.h for each multilib in fixinc_list.
9496 (fixinc_list, s-fixinc_list): New.
9497 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9498 generate them for each multilib in fixinc_list.
9499 (stmp-fixproto): Use include-fixed. Run fixproto for each
9500 multilib in fixinc_list.
9501 (mostlyclean): Don't remove xlimits.h.
9502 (clean): Remove include-fixed.
9503 (real-install-headers-tar, real-install-headers-cpio,
9504 real-install-headers-cp): Don't copy include, only include-fixed.
9505 (install-mkheaders): Depend on fixinc_list. Don't depend on
9506 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9507 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9508 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9510 2007-03-06 Jan Hubicka <jh@suse.cz>
9512 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9515 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9517 * configure.ac: Allow tm_file to contain build-directory files.
9518 * configure: Regenerate.
9519 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9520 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9521 * config/m68k/print-sysroot-suffix.sh: New file.
9523 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9525 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9526 of pic_offset_table_rtx if reload_completed.
9527 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9528 PIC_OFFSET_TABLE_REGNUM.
9529 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9531 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9532 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9534 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9536 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9537 functions that call eh_return.
9539 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9541 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9542 functions that need a constant pool.
9544 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9547 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9548 (m68k_preferred_reload_class): Likewise.
9549 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9550 (SECONDARY_RELOAD_CLASS): Define.
9551 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9552 (LIMIT_RELOAD_CLASS): Delete.
9553 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9554 registers from storing bytes.
9555 (m68k_secondary_reload_class): New function.
9556 (m68k_preferred_reload_class): Likewise.
9558 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9560 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9562 (m68k_expand_prologue): Likewise.
9564 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9566 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9567 (mips_expand_epilogue): Add a bool parameter.
9568 (m68k_legitimize_sibcall_address): Declare.
9569 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9570 (m68k_expand_epilogue): Add a parameter to select between sibling
9571 and normal epilogues. Only generate a return for the latter.
9572 (m68k_ok_for_sibcall_p): New function.
9573 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9574 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9575 (sibcall_value, *sibcall_value): Likewise.
9576 (*call, *call_value): Require !SIBLING_CALL_P.
9577 (epilogue): Update call to m68k_expand_epilogue.
9578 (sibcall_epilogue): New pattern.
9579 * config/m68k/predicates.md (const_call_operand): Say that this
9580 predicate applies to sibling calls too.
9581 (sibcall_operand): New predicate.
9583 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9585 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9586 alternatives as movsi_cf.
9587 (movsf_cf_hard): Add commentary.
9589 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9590 Richard Sandiford <richard@codesourcery.com>
9592 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9593 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9594 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9595 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9596 as being live on exit from an interrupt function.
9597 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9598 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9599 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9600 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9601 (m68k_interrupt_function_p): Globalize.
9602 (m68k_compute_frame_layout): Remove reverse mask code.
9603 (m68k_emit_movem, m68k_set_frame_related): New functions.
9604 (m68k_output_function_prologue): Delete in favor of...
9605 (m68k_expand_prologue): ...this new function.
9606 (m68k_output_function_epilogue): Delete in favor of...
9607 (m68k_expand_epilogue): ...this new function.
9608 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9610 (print_operand): Handle %?.
9611 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9612 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9613 (prologue, epilogue): New patterns.
9614 (return): Turn into a define_expand.
9615 (*return): New pattern, derived from old "return" pattern. Use rte
9616 rather than rts for interrupt functions. Only use rtd if the pop
9618 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9619 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9620 (link, *link, unlink, *unlink, load_got): Likewise.
9622 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9626 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9627 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9628 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9629 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9630 and m68k_matches_u_p.
9631 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9632 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9633 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9634 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9635 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9636 (REG_STRICT_P): New macro.
9637 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9638 PCREL_GENERAL_OPERAND_OK.
9639 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9640 m68k_legitimate_base_reg_p.
9641 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9642 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9643 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9644 * config/m68k/m68k.c (m68k_address): New structure.
9645 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9646 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9647 (m68k_jump_table_ref_p, m68k_decompose_address)
9648 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9649 (m68k_matches_u_p): New functions.
9650 (print_operand_address): Rewrite to use m68k_decompose_index.
9652 2007-03-05 David Taylor <dtaylor@emc.com>
9654 * gcc.c: Correct copyright date in --version output.
9656 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9658 * pa.md: In unamed move patterns, disparge copies between general
9659 and floating point registers using '?' modifier. Don't include 'f'
9660 constraint for register preferences in DImode, SImode, HImode and
9661 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9662 Remove constraints for copies between general and floating registers
9663 in soft-float DFmode pattern.
9664 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9668 2007-03-05 Mike Stump <mrs@apple.com>
9670 * c-common.c (targetcm): Add.
9671 * c-opts.c (c_common_handle_option): Handle language specific
9673 * opts.c (handle_option): Verify language for target options, if
9675 * opth-gen.awk: Add CL_LANG_ALL.
9676 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9677 (TARGETCM_INITIALIZER): Add.
9678 * target.h (struct gcc_targetcm): Add.
9680 * targhooks.c (default_handle_c_option): Add.
9681 * targhooks.h (default_handle_c_option): Add.
9682 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9684 * config/darwin.opt (iframework): Add.
9685 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9686 * config/darwin-c.c (handle_c_option): Add.
9687 (TARGET_HANDLE_C_OPTION): Add.
9689 * doc/invoke.texi (Darwin Options): Add -iframework.
9691 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9693 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9696 2007-03-05 Ian Lance Taylor <iant@google.com>
9698 * c.opt (fgnu89-inline): New option.
9699 * c-opts.c (c_common_post_options): Set default value for
9701 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9702 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9704 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9705 (grokdeclarator, start_function): Likewise.
9706 * c-cppbuiltin.c (c_cpp_builtins): Define either
9707 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9708 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9709 (C Dialect Options): Document -fgnu89-inline.
9710 * doc/extend.texi (Function Attributes): Explain what the
9711 gnu_inline attribute does.
9712 * doc/cpp.texi (Common Predefined Macros): Document
9713 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9715 2007-03-05 Ian Lance Taylor <iant@google.com>
9717 PR tree-optimization/31034
9718 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9719 half-range if the other side is an overflow infinity.
9721 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9723 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9724 (bfin*-linux-uclibc*): New configuration.
9725 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9727 * config/bfin/linux.h: New file.
9728 * config/bfin/libgcc-bfin.ver: New file.
9729 * config/bfin/t-bfin-uclinux: New file.
9730 * config/bfin/t-bfin-linux: New file.
9731 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9732 (TARGET_OS_CPP_BUILTINS): New macro.
9734 2007-03-05 Richard Guenther <rguenther@suse.de>
9736 * fold-const.c (fold_binary): Remove duplicate folding
9737 of comparison of non-null ADDR_EXPR against null.
9739 2007-03-05 Richard Guenther <rguenther@suse.de>
9740 Dorit Nuzman <dorit@il.ibm.com>
9742 PR tree-optimization/26420
9743 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9744 are no loops in the function. Only print the number of
9745 vectorized loops if it is greater than zero or we are supposed
9746 to print information about unvectorized loops.
9748 2007-03-05 Revital Eres <eres@il.ibm.com>
9750 * gcc.dg/var-expand1.c: New test.
9751 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9752 when an accumulator is expanded.
9754 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9757 * c-common.c (convert_and_check): Don't give warnings for
9758 conversion if 'expr' already overflowed.
9760 2007-03-04 Roger Sayle <roger@eyesopen.com>
9763 * fold-const.c (fold_comparison): Enforce type consistency when
9764 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9766 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9768 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9769 containing a cast to the base of TARGET_MEM_REF.
9771 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9773 * tree.c (tree_contains_struct_check_failed): Remove spurious
9774 whitespace from error message.
9776 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9779 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9780 instead of precision.
9782 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9783 Nathan Sidwell <nathan@codesourcery.com>
9785 * emit-rtl.c (find_auto_inc): New.
9786 (try_split): recreate REG_INC notes,
9787 Use regular for loops rather than whiles.
9789 2007-03-03 Andreas Schwab <schwab@suse.de>
9791 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9792 * configure: Regenerate.
9794 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9796 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9797 flag_rounding_math, not flag_unsafe_math_optimizations.
9799 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9801 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9802 alpha_fold_vector_minmax): Likewise.
9803 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9804 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9806 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9808 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9809 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9810 if the lhs has side-effects.
9811 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9813 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9815 * config/i386/i386.h (TUNEMASK): Remove define.
9816 (ARCHMASK): Remove define.
9817 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9818 Use ix86_arch_mask variable instead of ARCHMASK.
9819 * config/i386/i386.c (override_options): Ditto.
9820 (standard_80387_constant_p): Ditto.
9822 2007-03-02 Ian Lance Taylor <iant@google.com>
9824 Used signed infinities in VRP.
9825 * tree-vrp.c (uses_overflow_infinity): New static function.
9826 (supports_overflow_infinity): New static function.
9827 (make_overflow_infinity): New static function.
9828 (negative_overflow_infinity): New static function.
9829 (positive_overflow_infinity): New static function.
9830 (is_negative_overflow_infinity): New static function.
9831 (is_positive_overflow_infinity): New static function.
9832 (is_overflow_infinity): New static function.
9833 (overflow_infinity_range_p): New static function.
9834 (compare_values_warnv): New function split out of compare_values.
9835 (compare_value): Call it.
9836 (set_value_range_to_nonnegative): Add overflow_infinity
9837 parameter. Change caller.
9838 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9840 (vrp_expr_computes_nonzero): Likewise.
9841 (compare_ranges, compare_range_with_value): Likewise.
9842 (compare_name_with_value, compare_names): Likewise.
9843 (vrp_evaluate_conditional): Likewise.
9844 (set_value_range): Handle infinity
9845 (vrp_operand_equal_p, operand_less_p): Likewise.
9846 (extract_range_from_assert): Likewise.
9847 (vrp_int_const_binop): Likewise.
9848 (extract_range_from_binary_expr): Likewise.
9849 (extract_range_from_unary_expr): Likewise.
9850 (extract_range_from_comparison): Likewise.
9851 (extract_range_from_expr): Likewise.
9852 (dump_value_range): Likewise.
9853 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9854 (test_for_singularity): Likewise.
9855 (vrp_int_const_binop): Remove inline qualifier.
9856 (adjust_range_with_scev): Add comment.
9857 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9859 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9861 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9862 (get_constraint_for): Likewise.
9863 (do_structure_copy): Likewise.
9864 (find_func_aliases): Fix references to MODIFY_EXPR.
9865 (intra_create_variable_infos): Tidy.
9866 * tree-ssa-operands.c (add_virtual_operand): Add argument
9868 When adding members of alias sets, if IS_CALL_SITE is true and
9869 the symbol is not call-clobbered, skip it.
9872 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9874 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9875 entry by means of emit_insn_at_entry.
9877 2007-03-02 Richard Henderson <rth@redhat.com>
9879 * expr.h (promoted_input_arg): Remove decl.
9880 * function.c (promoted_input_arg): Merge into ...
9881 * combine.c (setup_incoming_promotions): ... only caller.
9882 Rearrange to avoid double loop.
9884 2007-03-02 Ben Elliston <bje@au.ibm.com>
9885 Peter Bergner <bergner@vnet.ibm.com>
9886 Janis Johnson <janis187@us.ibm.com>
9888 * config/rs6000/dfp.md: New file.
9889 * config/rs6000/rs6000.md: Include dfp.md.
9890 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9891 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9892 and TDmode decimal float modes in FP registers.
9893 (num_insns_constant): Likewise.
9894 (rs6000_legitimate_offset_address_p): Likewise.
9895 (rs6000_legitimize_address): Likewise.
9896 (rs6000_legitimize_reload_address): Likewise.
9897 (rs6000_legitimate_address): Likewise.
9898 (rs6000_emit_move): Likewise.
9899 (function_arg_boundary): Likewise.
9900 (function_arg_advance): Likewise.
9901 (rs6000_darwin64_record_arg_recurse): Likewise.
9902 (function_arg): Likewise.
9903 (rs6000_gimplify_va_arg): Likewise.
9904 (rs6000_split_multireg_move): Likewise.
9905 (rs6000_output_function_epilogue): Likewise.
9906 (rs6000_output_function_epilogue): Likewise.
9907 (rs6000_register_move_cost): Likewise.
9908 (rs6000_function_value): Likewise.
9909 (rs6000_libcall_value): Likewise.
9911 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9913 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9915 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9917 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9918 Use $MULTIDIR to choose between the kernel and RTP headers,
9919 and use $WIND_BASE and $WIND_USR to locate them.
9921 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9923 * config/i386/i386.c (override_options): Put initialization of
9924 ix86_tune_mask and ix86_arch_mask to the correct place.
9926 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9927 Michael Meissner <michael.meissner@amd.com>
9930 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9932 (TARGET_CMOVE): Use ARCHMASK.
9933 (TARGET_CMPXCHG): Ditto.
9934 (TARGET_CMPXCHG8B): Ditto.
9935 (TARGET_XADD): Ditto.
9936 (TARGET_BSWAP): Ditto.
9937 * config/i386/i386.c (ix86_tune_mask): New global variable.
9938 (ix86_arch_mask): Ditto.
9939 (override_options): Initialize ix86_tune_mask and
9940 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9943 2007-03-02 Ben Elliston <bje@au.ibm.com>
9946 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9948 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9950 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9951 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9952 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9953 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9955 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9956 rs6000_init_dwarf_reg_sizes_extra): New.
9957 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9958 SPE register high parts.
9960 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9962 * Makefile.in: Add install-pdf target as
9963 copied from automake v1.10 rules.
9964 * configure.ac: Add install-pdf to target list.
9965 * configure: Regenerate.
9967 2007-03-01 Paul Brook <paul@codesourcery.com>
9969 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9970 modes to LDRD for DImode.
9971 (output_move_double): Fixup out of range ldrd/strd.
9972 (vfp_secondary_reload_class): Rename...
9973 (coproc_secondary_reload_class): ... to this. Add wb argument.
9974 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9975 coproc_secondary_reload_class for CLASS_IWMMXT.
9976 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9977 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9979 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9981 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9982 factor by the estimated number of iterations.
9983 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9986 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9987 decode_caches_intel, detect_caches_intel): New functions.
9988 (host_detect_local_cpu): Use detect_caches_amd and
9989 detect_caches_intel.
9991 2007-03-01 Richard Henderson <rth@redhat.com>
9993 * expr.c (emit_move_complex_push): Export.
9994 (emit_move_complex_parts): Split out from ...
9995 (emit_move_complex): ... here.
9996 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9997 * config/i386/i386.md (movcdi): New.
9999 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10001 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10002 size of mode1 to check for tieable modes in MMX case.
10004 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10006 * Makefile.in (rtlanal.o): Depend on tree.h.
10007 * rtl.h (offset_within_section_p, split_const): Declare.
10008 * rtlanal.c: Include tree.h.
10009 (offset_within_block_p): New function, taken from
10010 mips_offset_within_object_p.
10011 (split_const): New function, taken from mips_split_const.
10012 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10014 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10015 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10016 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10017 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10018 (m68k_illegitimate_symbolic_constant_p): New function.
10019 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10020 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10021 symbolic constant that might be outside the symbol's section,
10022 move the symbol first and then add the offset.
10023 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10025 * config/mips/mips.c (mips_split_const): Delete.
10026 (mips_offset_within_object_p): Delete.
10027 (mips_symbolic_constant_p): Use offset_within_section_p and
10028 split_const instead of mips_offset_within_object_p and
10030 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10031 (mips_legitimize_const_move, print_operand_reloc)
10032 (mips_dangerous_for_la25_p): Use split_const instead of
10035 2007-02-28 Eric Christopher <echristo@apple.com>
10037 * Makefile.in (install-include-dir): Don't rm -rf include.
10039 2007-02-28 Richard Guenther <rguenther@suse.de>
10041 PR middle-end/30364
10042 * fold-const.c (fold_binary): Do not associate expressions
10043 with more than one variable for integer types that do not wrap.
10045 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10047 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10048 Delete, and replace with...
10049 (fold_builtin_call_array): This. Update callers to use it.
10050 * fold-const.c (fold_build_call_list): Delete, and replace with...
10051 (fold_build_call_array): This.
10052 (fold_build_call_list_initializer): Delete, and replace with...
10053 (fold_build_call_array_initializer): This.
10054 * tree.h: Update declarations to reflect above changes.
10056 * c-typeck.c (build_function_call): Store converted arguments
10057 in a stack-allocated array instead of building a list.
10058 (convert_arguments): Store arguments in the array passed in as an
10059 argument, and return the actual number of arguments.
10060 * c-format.c: (check_function_format): Pass arguments in an
10061 array instead of a list.
10062 * c-common.c (check_function_nonnull): Likewise.
10063 (check_function_sentinel): Likewise.
10064 (check_function_arguments): Likewise.
10065 * c-common.h: Update declarations to reflect above changes.
10067 2007-02-28 Jan Hubicka <jh@suse.cz>
10069 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10070 PRED_NEGATIVE_RETURN): Update outcomes.
10072 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10074 * calls.c (emit_library_call_value_1): Handle partial registers
10075 correctly when building up CALL_INSN_FUNCTION_USAGE.
10077 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10079 * pa/predicates.md (move_src_operand): Allow zero for mode.
10080 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10083 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10086 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10087 *movv2df_internal): Enable pattern only for valid operand
10089 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10090 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10092 2007-02-27 Mike Stump <mrs@apple.com>
10094 * config/darwin-crt3.c: Avoid compilation when compiling for a
10097 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10099 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10101 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10102 for fixed headers and limits.h.
10103 (install-include-dir, install-headers-tar, install-headers-cpio,
10104 install-headers-cp, real-install-headers-tar,
10105 real-install-headers-cpio, real-install-headers-cp): Handle
10106 include-fixed as well as include.
10107 (install-mkheaders): Don't install files that go only in include
10109 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10110 from GCC_INCLUDE_DIR.
10111 * gcc.c (process_command): Remove special -BstageN/ handling.
10112 (do_spec_1): Add include-fixed directories.
10114 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10116 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10118 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10120 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10123 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10125 * c-common.c (get_priority): Add check for
10126 SUPPORTS_INIT_PRIORITY.
10128 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10130 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10132 * config/bfin/bfin.c: Include "cfglayout.h".
10133 (MAX_LSETUP_DISTANCE): New macro.
10134 (struct loop_info): New members incoming, incoming_src and
10135 incoming_dest. Delete member predecessor.
10136 (length_for_loop): New function.
10137 (bfin_optimize_loop): Handle more different loop structures.
10138 (bfin_discover_loop): Rework detection of predecessor blocks by
10139 examining incoming edges.
10140 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10142 (bfin_reorder_loops): New function.
10143 (bfin_reorg_loops): Use these three new functions.
10145 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10146 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10147 (CONSTRAINT_LEN): Add entry for 'q'.
10148 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10149 Add 'q' constraints.
10150 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10151 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10153 * config/bfin/bfin.md (add_with_carry): New pattern.
10154 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10155 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10156 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10157 support unsigned multiplies too. Removed incorrect commutativity from
10158 operand 1 constraint where appropriate.
10159 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10161 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10162 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10164 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10165 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10166 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10167 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10168 usmulhisi_hh_huh): New patterns.
10170 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10171 lshifthi3): Fix output template to use half reg for operand 2.
10173 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10176 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10178 2007-02-27 Andreas Schwab <schwab@suse.de>
10180 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10182 2007-02-27 Jan Hubicka <jh@suse.cz>
10184 * predict.c (last_basic_block_p): Remove.
10185 (tree_estimate_probability): Update return heuristic for commonized
10188 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10190 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10192 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10194 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10195 * doc/cpp.texi: Standardize title page.
10196 * doc/cppinternals.texi: Likewise.
10197 * doc/gcc.texi: Standardize title page, remove version number
10198 from copyright page.
10199 * doc/gccint.texi: Likewise.
10200 * doc/install.texi: Standardize title page, add table of
10203 2007-02-26 Jan Hubicka <jh@suse.cz>
10205 * predict.def: Set outcomes according to more recent results.
10206 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10207 Remove dead predictors.
10208 * predict.c (return_prediction): Fix pasto.
10210 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10212 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10213 change; avoid a memory leak when returning early.
10215 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10217 * c-decl.c (static_ctors): Move to c-common.c.
10218 (static_dtors): Likewise.
10219 (finish_function): Use c_record_cdtor_fn.
10220 (build_cdtor): Move to c-common.c.
10221 (c_write_global_declarations): Use c_build_cdtor_fns.
10222 * c-common.h (static_ctors): Declare.
10223 (static_dtors): Likewise.
10224 (c_record_cdtor_fn): Likewise.
10225 (c_build_cdtor_fns): Likewise.
10226 * c-common.c (static_ctors): New variable.
10227 (static_dtors): Likewise.
10228 (c_record_cdtor_fn): New function.
10229 (build_cdtor): Move from c-decl.c
10230 (c_build_cdtor_fns): New function.
10232 * output.h (assemble_addr_to_section): Declare.
10233 (get_cdtor_priority_section): Likewise.
10234 * varasm.c (assemble_addr_to_section): New function.
10235 (get_cdtor_priority_section): Likewise.
10236 (default_named_section_asm_out_destructor): Use them.
10237 (destor_dtor_section_asm_out_destructor): Likewise.
10238 (default_named_section_asm_out_constructor): Likewise.
10239 (default_ctor_section_asm_out_constructor): Likewise.
10240 * config.gcc (*-*-vxworks*): Include vxworks.o.
10241 * config/t-vxworks (vxworks.o): New target.
10242 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10243 (TARGET_ASM_CONSTRUCTOR): Define.
10244 (TARGET_ASM_DESTRUCTOR): Likewise.
10245 (vxworks_asm_out_constructor): Declare.
10246 (vxworks_asm_out_destructor): Likewise.
10248 * c-common.c (get_priority): Check that we have not just an
10249 INTEGER_CST, but an integer constant with integeral type.
10251 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10253 PR tree-optimization/30938
10254 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10255 use &dt[nargs-1] instead of &dt[nargs] in the call to
10256 vect_is_simple_use().
10258 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10260 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10261 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10262 Do not attempt to handle MEM inside auto-inc expressions.
10263 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10264 of a register modified by an auto-inc expression. However, do handle
10265 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10266 (elimination_effects): Prohibit elimination of a register modified
10267 by an auto-inc expression. Disable register elimination rules whose
10268 target register is modified by an auto-inc expression with variable
10271 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10273 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10275 (array_at_struct_end_p): New function.
10276 (idx_infer_loop_bounds): Use it.
10277 (estimate_numbers_of_iterations_loop): Export.
10278 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10279 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10280 (tree_estimate_probability): Call record_loop_exits.
10281 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10282 (estimated_loop_iterations, estimated_loop_iterations_int,
10283 estimated_loop_iterations_tree): New functions.
10284 (analyze_siv_subscript_cst_affine,
10285 compute_overlap_steps_for_affine_1_2,
10286 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10287 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10288 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10289 (PRED_LOOP_ITERATIONS_GUESSED): New.
10290 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10291 * cfgloop.h (estimate_numbers_of_iterations_loop,
10292 estimated_loop_iterations_int): Declare.
10294 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10296 * doc/extend.texi: Document optional priority argument to
10297 constructors and destructors.
10298 * tree.c (init_priority_for_decl): Adjust GTY markers.
10299 (init_ttree): Use priority-info hash functions for
10300 init_priority_for_decl.
10301 (tree_map_eq): Rename to ...
10302 (tree_map_base_eq): ... this.
10303 (tree_map_marked_p): Rename to ...
10304 (tree_map_base_marked_p): ... this.
10305 (tree_map_base_hash): New function.
10306 (decl_init_priority_lookup): Rework.
10307 (decl_fini_priority_lookup): New function.
10308 (decl_priority_info): New function.
10309 (decl_init_priority_insert): Use it.
10310 (decl_fini_priority_insert): Likewise.
10311 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10313 (decl_restrict_base_insert): Likewise.
10314 (decl_debug_expr_insert): Likewise.
10315 (decl_value_expr_lookup): Likewise.
10316 (decl_value_expr_insert): Likewise.
10317 * tree.h (priority_type): New type.
10318 (decl_init_priority_lookup): Use priority_type.
10319 (decl_fini_priority_lookup): New function.
10320 (decl_init_priority_insert): Use priority_type.
10321 (decl_fini_priority_insert): New function.
10322 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10323 (DECL_INIT_PRIORITY): Likewise.
10324 (SET_DECL_INIT_PRIORITY): Add comment.
10325 (DECL_FINI_PRIORITY): New macro.
10326 (SET_DECL_FINI_PRIORITY): Likewise.
10327 (DEFAULT_INIT_PRIORITY): Document.
10328 (MAX_INIT_PRIORITY): Likewise.
10329 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10330 (tree_map_base): New type.
10331 (tree_map_base_eq): New function.
10332 (tree_map_base_hash): Likewise.
10333 (tree_map_base_marked_p): Likewise.
10334 (tree_map): Inherit from tree_map_base.
10335 (tree_map_eq): Make it a macro.
10336 (tree_map_marked_p): Likewise.
10337 (tree_int_map): Inherit from tree_map_base.
10338 (tree_int_map_eq): Make it a macro.
10339 (tree_int_map_hash): Likewise.
10340 (tree_int_map_marked_p): Likewise.
10341 (tree_priority_map): New type.
10342 (tree_priority_map_eq): New macro.
10343 (tree_priority_map_hash): Likewise.
10344 (tree_priority_map_marked_p): Likewise.
10345 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10347 (emutls_common_1): Likewise.
10348 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10349 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10350 of tree_map hierarchy.
10351 * tree-cfg.c (move_stmt_r): Likewise.
10352 (new_label_mapper): Likewise.
10353 * c-tree.h (c_expand_body): Move to ...
10354 * c-common.h (c_expand_body): ... here.
10355 * c-decl.c (c_expand_body): Move to ...
10356 * c-common.c (c_expand_body): ... here.
10357 (c_common_attribute_table): Allow 1 argument for the constructor
10358 and destructor attributes.
10359 (get_priority): New function.
10360 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10361 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10363 2007-02-24 Jan Hubicka <jh@suse.cz>
10365 PR middle-end/30509
10366 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10368 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10369 Jan Hubicka <jh@suse.cz>
10372 * i386.c (counter_mode): New function.
10373 (expand_set_or_movmem_via_loop): Use it.
10374 (expand_movmem_epilogue): Likewise; fix pasto.
10375 (ix86_expand_movmem): Do emit guard even for constant counts.
10376 (ix86_expand_setmem): Likewise.
10378 2007-02-25 Nick Clifton <nickc@redhat.com>
10380 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10381 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10383 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10386 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10387 count argument with 0x10, not with 0x16.
10388 (expand_setmem_epilogue): Ditto.
10390 2007-02-24 Mike Stump <mrs@apple.com>
10392 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10395 2007-02-24 Richard Guenther <rguenther@suse.de>
10397 PR middle-end/30951
10398 * fold-const.c (fold_binary): Fold x +- CST op x for
10399 EQ_EXPR and NE_EXPR.
10401 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10403 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10405 2007-02-24 Jan Hubicka <jh@suse.cz>
10407 * cgraphunit.c (decide_is_function_needed): Honor
10408 -fkeep-inline-functions.
10410 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10412 * builtins.c (fold_builtin_modf): New.
10413 (fold_builtin_2): Use it.
10415 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10417 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10418 (determine_max_iter): Take additional LOOP arg; all callers changed.
10419 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10420 one using simplifications.
10421 (simplify_using_initial_values): Return if the expression becomes
10422 invalid due to altered regs.
10424 2007-02-23 DJ Delorie <dj@redhat.com>
10426 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10428 2007-02-23 Mike Stump <mrs@apple.com>
10430 * tlink.c (scan_linker_output): Parse linker messages from
10431 darwin9's linker better.
10433 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10436 * varpool.c (varpool_assemble_pending_decls): Set
10437 varpool_last_needed_node to null.
10439 2007-02-23 DJ Delorie <dj@redhat.com>
10441 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10442 alignment bigger than the object file can handle.
10444 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10447 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10448 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10449 (*movsf_1): Penalize MMX moves.
10451 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10453 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10454 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10456 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10458 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10460 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10461 (fold_builtin_1): Use them.
10462 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10463 BUILT_IN_SIGNIFICAND.
10465 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10467 * config/i386/i386.c (bdesc_1arg): Initialize
10468 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10469 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10470 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10471 and IX86_BUILTIN_MOVSLDUP.
10473 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10475 PR rtl-optimization/30841
10476 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10478 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10480 * builtins.c (fold_builtin_frexp): New.
10481 (fold_builtin_2): Use it.
10483 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10485 * doc/invoke.texi (Spec Files): Document getenv spec function.
10487 * gcc.c (getenv_spec_function): New function.
10488 (static_spec_functions): Add it.
10489 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10490 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10493 2007-02-22 Michael Matz <matz@suse.de
10496 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10497 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10499 2007-02-22 Ian Lance Taylor <iant@google.com>
10502 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10503 (mem_loc_descriptor): Call it.
10505 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10506 Ira Rosen <irar@il.ibm.com>
10508 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10510 2007-02-22 Ira Rosen <irar@il.ibm.com>
10512 PR tree-optimization/30843
10513 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10514 stores only after all the group is vectorized.
10516 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10518 PR tree-optimization/30858
10519 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10520 in the reduction cycle have a single use in the loop.
10521 * tree-vectorizer.h (relevant): Add documentation.
10523 2007-02-20 Mike Stump <mrs@apple.com>
10525 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10526 * configure: Regenerate.
10528 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10530 Change the defaults of some parameters and options.
10531 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10532 * config/spu/spu.c (spu_optimization_options): Add.
10533 (spu_override_options): Change params in spu_optimization_options.
10534 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10536 Register 127 is only 16 byte aligned when used as a frame pointer.
10537 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10538 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10539 HARD_FRAME_POINTER_REGNUM.
10540 (spu_legitimate_address): Use regno_aligned_for_reload.
10541 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10542 aligned when frame_pointer_needed is true.
10543 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10545 * config/spu/spu.h (INIT_EXPANDERS): Define.
10547 Make sure shift and rotate instructions have valid immediate operands.
10548 * config/spu/predicates.md (spu_shift_operand): Remove.
10549 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10550 * config/spu/constraints.md (W, O): Extend range.
10551 * config/spu/spu.md (umask, nmask): Define.
10552 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10553 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10554 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10555 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10556 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10557 (lshr<mode>3_reg): Fix rtl description.
10559 Make sure mulhisi immediate operands are valid.
10560 * config/spu/predicates.md (imm_K_operand): Add.
10561 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10563 Generate constants using fsmbi and andi.
10564 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10565 (print_operand, spu_split_immediate, classify_immediate,
10566 fsmbi_const_p): Handle IC_FSMBI2.
10568 Correctly handle a CONST_VECTOR containing symbols.
10569 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10570 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10571 (immediate_load_p): Allow symbols that use 2 instructions to create.
10572 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10573 with symbols when flag_pic is set.
10574 (const_vector_immediate_p): New.
10575 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10576 accept a CONST_VECTOR with symbols.
10577 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10578 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10580 * config/spu/spu.md (high, low): Delete.
10581 (low_<mode>): Define.
10583 Remove INTRmode and INTR_REGNUM, which didn't work.
10584 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10586 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10587 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10588 peephole2 pattern): Don't use INTR or 131.
10589 (movintrcc): Delete.
10590 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10591 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10592 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10593 (UNSPEC_SET_INTR): Add.
10594 * config/spu/spu-modes.def (INTR): Remove.
10596 More accurate warnings about run-time relocations.
10597 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10599 Correctly warn about immediate arguments to specific intrinsics.
10600 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10601 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10602 the instruction predicate.
10604 Fix tree check errors with latest update.
10605 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10607 (spu_expand_builtin): Use CALL_EXPR_FN.
10609 Add missing specific intrinsics.
10610 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10612 * config/spu/spu_internals.h: Ditto.
10614 Fix incorrect operand modifiers.
10615 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10616 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10618 Optimize one case of zero_extend of a vec_select.
10619 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10621 Accept any immediate for hbr.
10622 * config/spu/spu.md (hbr): Change s constraints to i.
10624 2007-02-21 Paul Brook <paul@codesourcery.com>
10626 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10627 condexec_count when skipping USE and CLOBBER.
10629 2007-02-21 Nick Clifton <nickc@redhat.com>
10631 * common.opt (Warray-bounds): Add Warning attribute.
10632 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10634 (fsized-zeroes): Add Optimization attribute.
10635 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10636 * c.opt (Wc++0x-compat): Add Warning attribute.
10638 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10640 PR middle-end/30761
10641 * reload1.c (eliminate_regs_in_insn): In the single_set special
10642 case, attempt to re-recognize the insn before falling back to
10643 having reload fix it up.
10645 2007-02-20 Eric Christopher <echristo@gmail.com>
10647 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10648 Rewrite accordingly.
10649 (frv_read_iacc_argument): Ditto.
10650 (frv_expand_set_builtin): Take a call instead of arglist, update for
10652 (frv_expand_unop_builtin): Ditto.
10653 (frv_expand_binop_builtin): Ditto.
10654 (frv_expand_cut_builtin): Ditto.
10655 (frv_expand_binopimm_builtin): Ditto.
10656 (frv_expand_voidbinop_builtin): Ditto.
10657 (frv_expand_int_void2arg): Ditto.
10658 (frv_expand_prefetches): Ditto.
10659 (frv_expand_voidtriop_builtin): Ditto.
10660 (frv_expand_voidaccop_builtin): Ditto.
10661 (frv_expand_load_builtin): Ditto.
10662 (frv_expand_store_builtin): Ditto.
10663 (frv_expand_mdpackh_builtin): Ditto.
10664 (frv_expand_mclracc_builtin): Ditto.
10665 (frv_expand_mrdacc_builtin): Ditto.
10666 (frv_expand_mwtacc_builtin): Ditto.
10667 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10670 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10672 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10673 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10675 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10676 point instructions.
10677 * configure: Regenerate.
10678 * config.in: Regenerate.
10679 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10680 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10681 masks to power6 and power6x and to POWERPC_MASKS.
10682 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10684 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10685 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10686 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10687 Access PROTOTYPE as variable, not mask.
10689 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10691 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10692 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10693 * combine.c (adjust_for_new_dest): Use it.
10694 * postreload.c (reload_combine): Likewise.
10696 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10698 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10699 notes on an insn with multiple sets, even if single_set returns
10700 non-NULL for that insn.
10702 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10704 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10705 scalbn and scalbln.
10707 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10709 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10710 if user didn't pass it.
10711 * config/i386/darwin.h (CC1_SPEC): Likewise.
10712 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10713 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10714 -mmacosx-version-min.
10716 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10717 Uros Bizjak <ubizjak@gmail.com>
10719 * optabs.h (enum optab_index): Add new OTI_scalb.
10720 (scalb_optab): Define corresponding macro.
10721 * optabs.c (init_optabs): Initialize scalb_optab.
10722 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10724 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10725 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10726 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10727 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10728 flag_unsafe_math_optimizations is set.
10730 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10731 to implement scalbf, scalb and scalbl built-ins as inline x87
10734 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10735 DJ Delorie <dj@redhat.com>
10738 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10739 (diagnostic_report_diagnostic): ... here, and turn them into real
10740 errors. If warnings are inhibited, no need to do anything.
10742 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10744 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10745 better code generation.
10747 2007-02-20 Ben Elliston <bje@au.ibm.com>
10749 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10751 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10753 * config/alpha/alpha.c, config/alpha/alpha.md,
10754 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10755 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10756 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10757 config/arm/lib1funcs.asm: Follow spelling conventions.
10759 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10760 config/fr30/fr30.md, config/i386/i386.h,
10761 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10762 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10763 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10764 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10765 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10766 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10767 config/sparc/sparc.c, config/sparc/sparc.h,
10768 config/sparc/sparc.md, config/spu/constraints.md,
10769 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10772 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10775 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10778 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10780 * doc/invoke.texi (-ftree-lrs): Remove.
10782 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10784 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10787 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10789 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10790 new CALL_EXPR_FN macro for retrieving the function
10791 declaration of the input expression.
10793 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10795 * c.opt (Waddress): New.
10796 * common.opt (Walways-true): Delete.
10797 (Wstring-literal-comparison): Delete.
10798 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10799 -Wstring-literal-comparison. Add -Waddress.
10801 (Walways-true): Delete.
10802 (Wstring-literal-comparison): Delete.
10803 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10804 consistently instead of -Walways-true in example.
10805 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10806 * c-typeck.c (parser_build_binary_op): Replace
10807 -Wstring-literal-comparison and -Walways-true with -Waddress.
10808 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10811 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10813 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10814 without DECL_STRUCT_FUNCTION initialized.
10816 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10818 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10819 due to calls to functions taking pointers as parameters.
10821 2007-02-19 Richard Henderson <rth@redhat.com>
10824 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10827 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10829 * config/s390/s390.c (s390_call_saved_register_used,
10830 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10831 accessed to the new scheme.
10833 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10835 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10836 (cris_print_index, cris_print_operand, cris_print_operand_address)
10837 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10838 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10839 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10840 GET_CODE () == xxx.
10841 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10842 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10843 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10844 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10845 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10846 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10847 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10848 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10849 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10850 (uminsi3, call, call_value): Ditto.
10851 (define_split: indir_to_reg_split, unnamed): Ditto.
10853 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10855 PR tree-optimization/30975
10856 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10859 2007-02-18 Eric Christopher <echristo@gmail.com>
10861 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10862 Remove use of arglist.
10863 (mips_expand_builtin): Remove use of arglist, pass in expr.
10864 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10865 (mips_expand_builtin_movtf): Ditto.
10866 (mips_expand_builtin_compare): Ditto.
10868 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10870 * tree-sra.c (sra_build_assignment): Replace assertion
10871 checking with a comment explaining why it can't be done.
10873 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10875 PR middle-end/30833
10876 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10877 during CALL_EXPR representation conversion.
10878 * tree-ssa-propagate.c (set_rhs): Likewise.
10880 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10882 * tree-sra.c (sra_build_assignment): Disable assertion checking
10885 2007-02-18 Roger Sayle <roger@eyesopen.com>
10887 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10888 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10889 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10891 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10892 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10893 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10894 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10895 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10896 force_gimple_operand): Likewise.
10897 * ipa-cp.c (constant_val_insert): Likewise.
10898 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10899 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10900 perfect_nestify): Likewise.
10901 * langhooks.c (lhd_omp_assignment): Likewise.
10902 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10903 lower_copyprivate_clauses, lower_send_clauses,
10904 lower_send_shared_vars, expand_parallel_call,
10905 expand_omp_for_generic, expand_omp_for_static_nochunk,
10906 expand_omp_for_static_chunk, expand_omp_sections,
10907 lower_omp_single_copy, lower_omp_for_lastprivate,
10908 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10909 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10910 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10913 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10915 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10916 config/sh/sh.md: Follow spelling conventions.
10918 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10919 config/frv/predicates.md: Follow spelling conventions.
10921 * config/m68k/linux-unwind.h: Fix a comment typo.
10922 * target.h: Follow spelling conventions.
10924 2007-02-18 Roger Sayle <roger@eyesopen.com>
10926 PR rtl-optimization/28173
10927 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10928 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10929 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10930 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10931 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10933 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10935 * builtins.c (fold_builtin_load_exponent): New.
10936 (fold_builtin_2): Use it.
10938 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10940 PR rtl-optimization/30773
10941 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10942 if we fail to attach a REG_EQUIV note.
10944 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10945 Roger Sayle <roger@eyesopen.com>
10947 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10949 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10951 * calls.c (initialize_argument_information): Pass original EXP
10952 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10953 code to split complex arguments here, as part of initializing the
10955 (expand_call): Remove code that builds a list of arguments and
10956 inserts implicit arguments into it. Instead, just count how many
10957 implicit arguments there will be so we can determine the size of
10958 the ARGS array, and let initialize_argument_information do the work.
10959 (split_complex_values): Delete unused function.
10961 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10963 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10965 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10967 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10968 for arg pointer based indexed addressing.
10970 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10972 * config/ia64/ia64.h, config/ia64/ia64.md,
10973 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10974 spelling conventions.
10976 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10978 * config/m68k/m68k.c (split_di): New.
10979 * config/m68k/m68k-protos.h: Declare split_di.
10980 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10981 Improve predicate handling and split constant shifts.
10983 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10985 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10986 parameter for register bitfield operations, general predicates
10989 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10991 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10992 * config/m68k/linux-unwind.h: New file.
10994 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10996 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10997 config/i386/athlon.md, config/ia64/ia64.md,
10998 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10999 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11000 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11001 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11002 tree-vect-transform.c: Fix comment typos.
11004 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11006 * sched-deps.c (find_insn_list): Remove.
11007 * sched-int.h: Remove the prototype for find_insn_list.
11009 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11011 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11013 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11014 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11015 darwin_rs6000_override_options.
11016 (C_COMMON_OVERRIDE_OPTIONS): Expect
11017 darwin_macosx_version_min to be non-NULL always.
11018 (TARGET_C99_FUNCTIONS): Likewise.
11019 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11020 (DARWIN_MINVERSION_SPEC): New.
11021 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11022 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11024 (DARWIN_MINVERSION_SPEC): New.
11025 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11027 * config/darwin-c.c (darwin_cpp_builtins): Expect
11028 darwin_macosx_version_min to be non-NULL always.
11030 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11032 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11034 * config/i386/i386.h (x86_use_xchgb): New.
11035 (TARGET_USE_XCHGB): New macro.
11036 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11037 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11038 Split after reload into bswaphi for shifts of 8.
11039 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11040 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11041 or when optimizing for size.
11043 2007-02-16 Richard Guenther <rguenther@suse.de>
11044 Christian Bruel <christian.bruel@st.com>
11046 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11047 DECLs but prefer SSA_NAMEs over DECLs.
11049 2007-02-16 Richard Guenther <rguenther@suse.de>
11051 * tree-flow-inline.h (single_imm_use_p): Remove.
11052 (zero_imm_uses_p): Likewise.
11053 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11054 instead of single_imm_use_p.
11055 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11058 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11061 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11062 nested double- and backquotes.
11064 2007-02-15 Roger Sayle <roger@eyesopen.com>
11066 PR middle-end/30391
11067 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11068 should be unreachable.
11069 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11070 For the time being redirect GIMPLE_MODIFY_STMT to the new
11071 (renamed) build_gimple_modify_stmt_stat.
11072 (build2_gimple_stat): Rename to...
11073 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11074 Always build a GIMPLE_MODIFY_STMT node.
11075 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11076 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11079 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11080 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11081 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11082 expand_complex_div_wide): Likewise.
11083 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11084 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11085 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11086 * tree-ssa-loop-manip.c (create_iv): Likewise.
11087 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11088 abs_replacement): Likewise.
11089 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11090 realify_fake_stores): Likewise.
11092 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11093 node rather than a GIMPLE_MODIFY_STMT node.
11094 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11095 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11097 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11098 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11099 GIMPLE_MODIFY_STMT.
11101 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11103 PR middle-end/30433
11104 * fold-const.c (fold_comparison): Add back the
11105 folding of constant complex comparisions.
11107 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11109 PR middle-end/30729
11110 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11111 effects unknown to this function, return early.
11113 2007-02-15 Ian Lance Taylor <iant@google.com>
11115 * lower-subreg.c (move_eh_region_note): New static function.
11116 (resolve_simple_move): Call it.
11117 (decompose_multiword_subregs): Track blocks for which we resolve a
11118 simple move which is also a control flow insn. Pass them to
11119 find_many_sub_basic_blocks.
11120 (pass_lower_subreg): Add TODO_verify_flow.
11121 (pass_lower_subreg2): Likewise.
11123 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11124 Brooks Moses <brooks.moses@codesourcery.com>
11125 Lee Millward <lee.millward@codesourcery.com>
11127 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11128 (VL_EXP_CLASS_P): New.
11129 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11131 (TREE_OPERAND_CHECK_CODE): Likewise.
11132 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11133 (TREE_RTL_OPERAND_CHECK): Likewise.
11134 (tree_operand_check_failed): Make second parameter the whole tree
11135 instead of its code. Fixed callers.
11136 (VL_EXP_CHECK): New.
11137 (TREE_OPERAND_LENGTH): New.
11138 (VL_EXP_OPERAND_LENGTH): New.
11139 (CALL_EXPR_FN): New.
11140 (CALL_EXPR_STATIC_CHAIN): New.
11141 (CALL_EXPR_ARGS): New.
11142 (CALL_EXPR_ARG): New.
11143 (call_expr_nargs): New.
11144 (CALL_EXPR_ARGP): New.
11145 (build_nt_call_list): Declare.
11146 (build_vl_exp_stat): Declare.
11147 (build_vl_exp): New.
11148 (build_call_list): Declare.
11149 (build_call_nary): Declare.
11150 (build_call_valist): Declare.
11151 (build_call_array): Declare.
11152 (call_expr_arg): Declare.
11153 (call_expr_argp): Declare.
11154 (call_expr_arglist): Declare.
11155 (fold_build_call_list): Declare.
11156 (fold_build_call_list_initializer): Declare.
11157 (fold_call_expr): Declare to replace fold_builtin.
11158 (fold_builtin_fputs): Update to agree with modified definition.
11159 (fold_builtin_strcpy): Likewise.
11160 (fold_builtin_strncpy): Likewise.
11161 (fold_builtin_memory_chk): Likewise.
11162 (fold_builtin_stxcpy_chk): Likewise.
11163 (fold_builtin_strncpy_chk): Likewise.
11164 (fold_builtin_next_arg): Likewise.
11165 (fold_build_call_expr): Declare.
11166 (fold_builtin_call_list): Declare.
11167 (fold_builtin_call_valist): Declare.
11168 (build_call_expr): Declare.
11169 (validate_arglist): Update to agree with modified definition.
11170 (tree_operand_length): New.
11171 (call_expr_arg_iterator): New.
11172 (init_call_expr_arg_iterator): New.
11173 (next_call_expr_arg): New.
11174 (first_call_expr_arg): New.
11175 (more_call_expr_args_p): New.
11176 (FOR_EACH_CALL_EXPR_ARG): New.
11178 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11179 and tcc_gimple_stmt.
11180 (tree_code_size): Update documentation. Use sizeof (tree) rather
11181 than sizeof (char *).
11182 (tree_size): Likewise. Add case for tcc_vl_exp.
11183 (tree_node_structure): Add case for tcc_vl_exp.
11184 (contains_placeholder_p): Likewise.
11185 (substitute_in_expr): Likewise.
11186 (substitute_placeholder_in_expr): Likewise.
11187 (stabilize_reference_1): Likewise.
11188 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11189 to diagnose breakage of this interface for constructing CALL_EXPRs.
11190 (build_nt): Add similar assertion here.
11191 (build_nt_call_list): New.
11192 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11193 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11195 (get_callee_fndecl): Use new CALL_EXPR accessors.
11196 (tree_operand_check_failed): Change parameters to pass entire node
11197 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11198 (process_call_operands): New.
11199 (build_vl_exp_stat): New.
11200 (build_call_list): New.
11201 (build_call_nary): New.
11202 (build_call_valist): New.
11203 (build_call_array): New.
11204 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11205 (call_expr_arglist): New.
11207 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11208 tcc_vl_exp instead of a fixed-size tcc_expression.
11210 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11211 accessors for CALL_EXPRs.
11212 (AGGR_INIT_EXPR): Likewise.
11214 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11215 Brooks Moses <brooks.moses@codesourcery.com>
11216 Lee Millward <lee.millward@codesourcery.com>
11218 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11219 (expand_builtin_nonlocal_goto): Change parameter to be entire
11220 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11221 (expand_builtin_prefetch): Likewise.
11222 (expand_builtin_classify_type): Likewise.
11223 (mathfn_built_in): Return NULL_TREE instead of 0.
11224 (expand_errno_check): Use new CALL_EXPR accessors.
11225 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11226 Return NULL_RTX instead of 0.
11227 (expand_builtin_mathfn_2): Likewise.
11228 (expand_builtin_mathfn_3): Likewise.
11229 (expand_builtin_interclass_mathfn): Likewise.
11230 (expand_builtin_sincos): Likewise.
11231 (expand_builtin_cexpi): Likewise.
11232 (expand_builtin_int_roundingfn): Likewise.
11233 (expand_builtin_int_roundingfn_2): Likewise.
11234 (expand_builtin_pow): Likewise.
11235 (expand_builtin_powi): Likewise.
11236 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11237 of arglist, fixing callers appropriately. Use new CALL_EXPR
11238 accessors and constructors. Return NULL_RTX instead of 0.
11239 (expand_builtin_strstr): Likewise.
11240 (expand_builtin_strchr): Likewise.
11241 (expand_builtin_strrchr): Likewise.
11242 (expand_builtin_strpbrk): Likewise.
11243 (expand_builtin_memcpy): Likewise.
11244 (expand_builtin_mempcpy): Likewise.
11245 (expand_builtin_mempcpy_args): New.
11246 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11247 (expand_builtin_memmove_args): New.
11248 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11249 (expand_movstr): Likewise.
11250 (expand_builtin_strcpy): Likewise.
11251 (expand_builtin_strcpy_args): New.
11252 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11253 (expand_builtin_strncpy): Likewise.
11254 (expand_builtin_memset): Likewise.
11255 (expand_builtin_memset_args): New.
11256 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11257 (expand_builtin_memcmp): Likewise.
11258 (expand_builtin_strcmp): Likewise.
11259 (expand_builtin_strncmp): Likewise.
11260 (expand_builtin_strcat): Likewise.
11261 (expand_builtin_strncat): Likewise.
11262 (expand_builtin_strspn): Likewise.
11263 (expand_builtin_strcspn): Likewise.
11264 (expand_builtin_args_info): Likewise.
11265 (expand_builtin_va_start): Likewise.
11266 (gimplify_va_arg_expr): Likewise.
11267 (expand_builtin_va_end): Likewise.
11268 (expand_builtin_va_copy): Likewise.
11269 (expand_builtin_frame_address): Likewise.
11270 (expand_builtin_alloca): Likewise.
11271 (expand_builtin_bswap): Likewise.
11272 (expand_builtin_unop): Likewise.
11273 (expand_builtin_fputs): Likewise.
11274 (expand_builtin_expect): Likewise.
11275 (expand_builtin_fabs): Likewise.
11276 (expand_builtin_copysign): Likewise.
11277 (expand_builtin_printf): Likewise.
11278 (expand_builtin_fprintf): Likewise.
11279 (expand_builtin_sprintf): Likewise.
11280 (expand_builtin_init_trampoline): Likewise.
11281 (expand_builtin_signbit): Likewise.
11282 (expand_builtin_fork_or_exec): Likewise.
11283 (expand_builtin_sync_operation): Likewise.
11284 (expand_builtin_compare_and_swap): Likewise.
11285 (expand_builtin_lock_test_and_set): Likewise.
11286 (expand_builtin_lock_release): Likewise.
11287 (expand_builtin): Likewise.
11288 (builtin_mathfn_code): Likewise.
11290 (fold_builtin_constant_p): Pass call arguments individually instead
11291 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11292 accessors and constructors. Return NULL_TREE instead of 0.
11293 (fold_builtin_expect): Likewise.
11294 (fold_builtin_classify_type): Likewise.
11295 (fold_builtin_strlen): Likewise.
11296 (fold_builtin_nan): Likewise.
11297 (integer_valued_real_p): Likewise.
11298 (fold_trunc_transparent_mathfn): Likewise.
11299 (fold_fixed_mathfn): Likewise.
11300 (fold_builtin_cabs): Likewise.
11301 (fold_builtin_sqrt): Likewise.
11302 (fold_builtin_cbrt): Likewise.
11303 (fold_builtin_cos): Likewise.
11304 (fold_builtin_cosh): Likewise.
11305 (fold_builtin_tan): Likewise.
11306 (fold_builtin_sincos): Likewise.
11307 (fold_builtin_cexp): Likewise.
11308 (fold_builtin_trunc): Likewise.
11309 (fold_builtin_floor): Likewise.
11310 (fold_builtin_ceil): Likewise.
11311 (fold_builtin_round): Likewise.
11312 (fold_builtin_int_roundingfn): Likewise.
11313 (fold_builtin_bitop): Likewise.
11314 (fold_builtin_bswap): Likewise.
11315 (fold_builtin_logarithm): Likewise.
11316 (fold_builtin_hypot): Likewise.
11317 (fold_builtin_pow): Likewise.
11318 (fold_builtin_powi): Likewise.
11319 (fold_builtin_exponent): Likewise.
11320 (fold_builtin_memset): Likewise.
11321 (fold_builtin_bzero): Likewise.
11322 (fold_builtin_memory_op): Likewise.
11323 (fold_builtin_bcopy): Deleted; call site changed to invoke
11324 fold_builtin_memory_op directly.
11325 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11326 (fold_builtin_strncpy): Likewise.
11327 (fold_builtin_memcmp): Likewise.
11328 (fold_builtin_strcmp): Likewise.
11329 (fold_builtin_strncmp): Likewise.
11330 (fold_builtin_signbit): Likewise.
11331 (fold_builtin_copysign): Likewise.
11332 (fold_builtin_isascii): Likewise.
11333 (fold_builtin_toascii): Likewise.
11334 (fold_builtin_isdigit): Likewise.
11335 (fold_builtin_fabs): Likewise.
11336 (fold_builtin_abs): Likewise.
11337 (fold_builtin_fmin_fmax): Likewise.
11338 (fold_builtin_carg): Likewise.
11339 (fold_builtin_classify): Likewise.
11340 (fold_builtin_unordered_cmp): Likewise.
11342 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11343 New functions split out from fold_builtin_1.
11344 (fold_builtin_n): New.
11345 (fold_builtin_varargs): New.
11346 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11348 (fold_call_expr): New.
11349 (build_function_call_expr): Rewrite to use new helper function.
11350 (fold_builtin_call_list): New.
11351 (build_call_expr): New.
11352 (fold_builtin_call_valist): New.
11353 (rewrite_call_expr): New.
11354 (validate_arg): New.
11355 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11356 of an arglist. Change return type to bool. Use new CALL_EXPR
11359 (fold_builtin_strstr): Pass call arguments individually instead
11360 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11361 accessors and constructors. Return NULL_TREE instead of 0.
11362 (fold_builtin_strchr): Likewise.
11363 (fold_builtin_strrchr): Likewise.
11364 (fold_builtin_strpbrk): Likewise.
11365 (fold_builtin_strcat): Likewise.
11366 (fold_builtin_strncat): Likewise.
11367 (fold_builtin_strspn): Likewise.
11368 (fold_builtin_strcspn): Likewise.
11369 (fold_builtin_fputs): Likewise.
11370 (fold_builtin_next_arg): Likewise.
11371 (fold_builtin_sprintf): Likewise.
11373 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11374 NULL_RTX instead of 0.
11375 (expand_builtin_memory_chk): Likewise.
11376 (maybe_emit_chk_warning): Likewise.
11377 (maybe_emit_sprintf_chk_warning): Likewise.
11379 (fold_builtin_object_size): Pass call arguments individually instead
11380 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11381 accessors and constructors. Return NULL_TREE instead of 0.
11382 (fold_builtin_memory_chk): Likewise.
11383 (fold_builtin_stxcpy_chk): Likewise.
11384 (fold_builtin_strncpy_chk): Likewise.
11385 (fold_builtin_strcat_chk): Likewise.
11386 (fold_builtin_strcat_chk): Likewise.
11387 (fold_builtin_strncat_chk): Likewise.
11388 (fold_builtin_sprintf_chk): Likewise.
11389 (fold_builtin_snprintf_chk): Likewise.
11390 (fold_builtin_printf): Likewise.
11391 (fold_builtin_vprintf): Likewise.
11393 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11395 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11396 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11397 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11398 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11399 (fold_unary): Likewise.
11400 (fold_binary): Likewise.
11401 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11402 ternary expressions.
11403 (fold): Add logic for tcc_vl_exp.
11404 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11405 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11406 (fold_build3_stat): Add assertion to flag broken interface for
11407 constructing CALL_EXPRs.
11408 (fold_build_call_list): New.
11409 (fold_build_call_list_initializer): New.
11410 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11412 (fold_strip_sign_ops): Likewise.
11414 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11415 Brooks Moses <brooks.moses@codesourcery.com>
11416 Lee Millward <lee.millward@codesourcery.com>
11418 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11419 accessors and dump arguments explicitly.
11421 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11423 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11425 (print_call_name): Use new CALL_EXPR accessors.
11427 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11428 CALL_EXPR arguments explicitly instead of as a list. Use
11429 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11431 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11432 (vrp_visit_stmt): Likewise.
11434 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11435 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11437 (force_move_till_expr): Likewise.
11439 * targhooks.c (default_external_stack_protect_fail): Use
11440 build_call_expr instead of build_function_call_expr.
11441 (default_hidden_stack_protect_fail): Likewise.
11443 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11446 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11447 and walk arguments explicitly.
11449 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11450 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11451 (expand_simple_operations): Likewise.
11452 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11454 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11455 of TREE_CODE_LENGTH.
11456 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11458 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11459 instead of TREE_CODE_LENGTH.
11461 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11462 (tree_ic_transform): Likewise.
11463 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11464 parameter instead of arglist. Fix callers.
11465 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11466 (tree_stringops_transform): Likewise.
11467 (tree_indirect_call_to_profile): Likewise.
11468 (tree_stringops_values_to_profile): Likewise.
11470 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11471 (eliminate_tail_call): Likewise.
11473 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11475 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11476 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11478 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11480 * omp-low.c (build_omp_barrier): Use build_call_expr.
11481 (lower_rec_input_clauses): Likewise.
11482 (lower_reduction_clauses): Likewise.
11483 (expand_parallel_call): Likewise.
11484 (maybe_catch_exception): Likewise.
11485 (expand_omp_for_generic): Likewise.
11486 (expand_omp_for_static_nochunk): Likewise.
11487 (expand_omp_sections): Likewise.
11488 (lower_omp_single_simple): Likewise.
11489 (lower_omp_single_copy): Likewise.
11490 (lower_omp_master): Likewise.
11491 (lower_omp_ordered): Likewise.
11492 (lower_omp_critical): Likewise.
11494 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11495 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11497 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11498 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11499 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11501 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11502 and generalize to handle any number of operands.
11503 (chrec_contains_undetermined): Likewise.
11504 (tree_contains_chrecs): Likewise.
11505 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11507 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11509 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11510 fold_call_expr instead of fold_builtin.
11511 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11512 match declarations there.
11513 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11516 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11517 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11519 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11520 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11522 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11525 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11526 (execute_cse_sincos): Use new CALL_EXPR accessors.
11528 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11530 * gimple-low.c (lower_function_body): Use build_call_expr.
11531 (lower_builtin_setjmp): Likewise.
11533 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11534 (set_storage_via_libcall): Likewise.
11535 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11536 instead of TREE_CODE_LENGTH.
11537 (expand_expr_real_1): Use new CALL_EXPR accessors.
11539 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11540 generalize to handle any number of operands.
11541 (TB_parent_eq): Likewise.
11543 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11544 (strip_builtin_expect): Likewise.
11546 * function.c (gimplify_parameters): Use build_call_expr.
11548 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11549 instead of TREE_CODE_LENGTH.
11551 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11552 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11554 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11557 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11558 (gimplify_decl_expr): Likewise.
11559 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11560 Use new CALL_EXPR iterators.
11561 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11562 (gimplify_modify_expr_to_memset): Likewise.
11563 (gimplify_variable_sized_compare): Likewise.
11564 (gimplify_omp_atomic_fetch_op): Likewise.
11565 (gimplify_omp_atomic_pipeline): Likewise.
11566 (gimplify_omp_atomic_mutex): Likewise.
11567 (gimplify_function_tree): Likewise.
11569 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11570 (call_expr_flags): Likewise.
11571 (expand_call): Likewise.
11573 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11574 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11577 * coverage.c (create_coverage): Use build_call_expr.
11579 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11580 (temp_call_expr_obstack): New.
11581 (pool_copy_list): Delete.
11582 (temp_copy_call_expr): New.
11583 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11584 CALL_EXPR accessors. Get rid of special goo for copying argument
11585 lists and use temp_copy_call_expr instead.
11586 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11587 CALL_EXPR accessors.
11588 (create_expression_by_pieces): Likewise. Use build_call_array
11589 to construct the result instead of fold_build3.
11590 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11591 dealing with argument lists.
11592 (init_pre): Remove references to expression_node_pool and
11593 list_node_pool. Init temp_call_expr_obstack instead.
11594 (fini_pre): Remove references to expression_node_pool and
11597 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11598 and walk arguments explicitly instead of as a list.
11600 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11601 (mx_register_decls): Likewise.
11602 (mudflap_register_call): Likewise.
11603 (mudflap_finish_file): Likewise.
11605 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11606 (ipa_callsite_compute_param): Likewise.
11608 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11609 accessors and constructor.
11611 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11612 accessors and constructor.
11613 (convert_tramp_reference): Likewise.
11614 (convert_call_expr): Likewise.
11615 (finalize_nesting_tree_1): Likewise.
11617 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11620 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11622 * tree-inline.c (initialize_inlined_parameters): Pass entire
11623 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11625 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11626 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11628 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11629 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11630 (vectorizable_reduction): Likewise.
11631 (vectorizable_call): Use new CALL_EXPR iterators.
11632 (vectorizable_conversion): Use build_call_expr.
11633 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11634 (vect_gen_widened_results_half): Use build_call_expr.
11635 (vect_setup_realignment): Likewise.
11636 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11638 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11639 (pass_through_call): Likewise.
11640 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11643 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11644 (tree_gen_pow2_profiler): Likewise.
11645 (tree_gen_one_value_profiler): Likewise.
11646 (tree_gen_ic_func_profiler): Likewise.
11647 (tree_gen_average_profiler): Likewise.
11648 (tree_gen_ior_profiler): Likewise.
11650 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11651 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11652 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11654 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11655 of TREE_CODE_LENGTH.
11657 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11658 of TREE_CODE_LENGTH.
11660 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11662 (convert_to_integer): Likewise.
11664 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11667 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11668 Brooks Moses <brooks.moses@codesourcery.com>
11669 Lee Millward <lee.millward@codesourcery.com>
11671 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11673 * config/frv/frv.c (frv_expand_builtin): Likewise.
11674 * config/s390/s390.c (s390_expand_builtin): Likewise.
11676 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11677 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11679 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11680 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11681 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11682 (ix86_expand_store_builtin): Likewise.
11683 (ix86_expand_unop_builtin): Likewise.
11684 (ix86_expand_unop1_builtin): Likewise.
11685 (ix86_expand_sse_compare): Likewise.
11686 (ix86_expand_sse_comi): Likewise.
11687 (ix86_expand_vec_init_builtin): Likewise.
11688 (ix86_expand_vec_ext_builtin): Likewise.
11689 (ix86_expand_vec_set_builtin): Likewise.
11690 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11692 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11693 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11695 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11696 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11697 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11699 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11701 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11702 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11703 arglist. Use new CALL_EXPR accessors. Fix callers.
11704 (altivec_expand_abs_builtin): Likewise.
11705 (rs6000_expand_binop_builtin): Likewise.
11706 (altivec_expand_predicate_builtin): Likewise.
11707 (altivec_expand_lv_builtin): Likewise.
11708 (spe_expand_stv_builtin): Likewise.
11709 (altivec_expand_stv_builtin): Likewise.
11710 (rs6000_expand_ternop_builtin): Likewise.
11711 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11712 (altivec_expand_st_builtin): Likewise.
11713 (altivec_expand_dst_builtin): Likewise.
11714 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11715 arglist. Use new CALL_EXPR accessors. Fix callers.
11716 (altivec_expand_vec_set_builtin): Likewise.
11717 (altivec_expand_vec_ext_builtin): Likewise.
11718 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11719 (spe_expand_builtin): Likewise.
11720 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11721 arglist. Use new CALL_EXPR accessors. Fix callers.
11722 (spe_expand_evsel_builtin): Likewise.
11723 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11724 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11726 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11727 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11728 (arm_expand_unop_builtin): Likewise.
11729 (arm_expand_builtin): Use new CALL_EXPR accessors.
11731 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11734 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11735 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11736 (bfin_expand_unop_builtin): Likewise.
11737 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11739 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11740 Brooks Moses <brooks.moses@codesourcery.com>
11741 Lee Millward <lee.millward@codesourcery.com>
11743 * c-semantics.c (build_stmt): Add internal diagnostic check.
11745 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11746 accessors. Print arguments explicitly instead of as a list.
11748 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11750 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11751 (c_finish_omp_flish): Likewise.
11753 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11754 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11755 instead of TREE_CODE_LENGTH.
11756 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11757 (c_warn_unused_result): Likewise.
11759 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11762 * doc/invoke.texi (Warning Options): Remove
11763 -Werror-implicit-function-declaration.
11764 (Wimplicit-function-declaration): Update description.
11765 * opts.c (common_handle_option): Move handling of -Werror=* to...
11766 (enable_warning_as_error): ...here.
11767 * opts.h (enable_warning_as_error): Declare.
11768 * c-decl.c (implicit_decl_warning): Unless
11769 -Wno-implicit-function-declaration is given, emit a pedwarn if
11770 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11771 * c.opt (Wimplicit-function-declaration): Replace
11772 mesg_implicit_function_declaration with
11773 warn_implicit_function_declaration.
11774 * c-opts.c (c_common_handle_option):
11775 -Werror-implicit-function-declaration is exactly equal as
11776 -Werror=implicit-function-declaration.
11777 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11778 warn_implicit_function_declaration.
11779 (c_common_post_options): -Wimplict-function-declaration is enabled
11780 by default by -std=c99, otherwise is disabled by default.
11781 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11783 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11785 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11786 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11787 former is ignored but not the latter.
11789 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11791 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11792 is made and the reference doesn't use the alias set of its type,
11793 do not create the temporary using that type.
11795 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11797 * jump.c: Remove prototypes for delete_computation and
11798 delete_prior_computation.
11800 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11802 * jump.c (get_label_after): Delete.
11803 (get_label_before, delete_computation, delete_jump,
11804 delete_prior_computation, follow_jumps): Move...
11805 * reorg.c (delete_computation, delete_prior_computation): ... here...
11806 (get_label_before, delete_jump): ... making these static ...
11807 (follow_jumps): ... and simplifying this since it only runs after
11809 * rtl.h (get_label_after, get_label_before, delete_jump,
11810 follow_jumps): Delete prototypes.
11812 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11814 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11816 2007-02-15 Nick Clifton <nickc@redhat.com>
11818 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11819 order to prevent it from being munged by the target.
11821 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11823 * config/i386/i386.md: Remove misleading comment.
11825 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11827 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11828 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11831 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11833 * tree-sra.c (instantiate_missing_elements): Canonicalize
11835 (sra_build_assignment): New.
11836 (generate_copy_inout, generate_element_copy,
11837 generate_element_zero, generate_one_element_init): Use it.
11839 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11841 * tree-sra.c (instantiate_missing_elements): Canonicalize
11843 (sra_build_assignment): New.
11844 (generate_copy_inout, generate_element_copy,
11845 generate_element_zero, generate_one_element_init): Use it.
11847 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11849 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11852 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11854 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11855 types as aggregates not scalars.
11856 * function.c (assign_stack_temp_for_type): Likewise.
11858 2007-02-14 Roger Sayle <roger@eyesopen.com>
11859 Zdenek Dvorak <dvorakz@suse.cz>
11861 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11864 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11866 * passes.c (next_pass_1): Clear the next field of the copied
11869 2007-02-14 Richard Henderson <rth@redhat.com>
11871 * tree-sra.c (early_sra): New.
11872 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11873 (tree_sra_early, pass_sra_early): New.
11874 * tree-pass.h (pass_sra_early): Declare.
11875 * passes.c (init_optimization_passes): Use it.
11877 2007-02-14 Richard Guenther <rguenther@suse.de>
11879 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11881 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11883 PR tree-optimization/30771
11884 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11886 (vect_analyze_operations): Induction phis can now be marked as
11888 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11889 Update documentation accordingly.
11891 2007-02-14 Nick Clifton <nickc@redhat.com>
11893 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11894 most 3 arguments are supported.
11895 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11897 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11899 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11900 Ensure dst->current is valid.
11902 2007-02-13 Paul Brook <paul@codesourcery.com>
11904 * config.gcc: Add arm*-*-uclinux-*eabi.
11905 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11906 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11907 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11908 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11909 (LINK_SPEC): Define.
11910 (LIB_SPEC): Define.
11911 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11913 * config/arm/uclinux-eabi.h: New file.
11914 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11915 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11918 2007-02-13 Ian Lance Taylor <iant@google.com>
11920 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11921 * flags.h (warn_strict_overflow): Declare.
11922 (enum warn_strict_overflow_code): Define.
11923 (issue_strict_overflow_warning): New static inline function.
11924 * opts.c (warn_strict_overflow): New variable.
11925 (common_handle_option): Handle OPT_Wstrict_overflow and
11926 OPT_Wstrict_overflow_.
11927 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11929 * fold-const.c: Include intl.h.
11930 (fold_deferring_overflow_warnings): New static variable.
11931 (fold_deferred_overflow_warning): New static variable.
11932 (fold_deferred_overflow_code): New static variable.
11933 (fold_defer_overflow_warnings): New function.
11934 (fold_undefer_overflow_warnings): New function.
11935 (fold_undefer_and_ignore_overflow_warnings): New function.
11936 (fold_deferring_overflow_warnings_p): New function.
11937 (fold_overflow_warning): New static function.
11938 (make_range): Add strict_overflow_p parameter. Change all
11940 (extract_muldiv, extract_muldiv_1): Likewise.
11941 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11942 tree_expr_nonnegative_p.
11943 (fold_negate_expr): Call fold_overflow_warning.
11944 (fold_range_test): Likewise.
11945 (fold_comparison): Likewise.
11946 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11947 instead of tree_expr_nonnegative_p.
11948 (tree_expr_nonnegative_warnv_p): Rename from
11949 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11950 (tree_expr_nonnegative_p): New function.
11951 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11952 strict_overflow_p parameter.
11953 (tree_expr_nonzero_p): New function.
11954 * passes.c (verify_interpass_invariants): New static function.
11955 (execute_one_pass): Call it.
11956 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11958 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11959 (estimate_numbers_of_iterations): Likewise.
11960 (scev_probably_wraps_p): Likewise.
11961 * tree-ssa-ccp.c: Include "toplev.h".
11962 (evaluate_stmt): Defer fold overflow warnings until we know we are
11964 (struct fold_stmt_r_data): Add stmt field.
11965 (fold_stmt_r): Defer fold overflow warnings until we know we
11967 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11968 (fold_stmt_inplace): Likewise.
11969 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11970 (cleanup_control_expr_graph): Defer fold overflow warnings until
11971 we know we are going to optimize.
11972 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11973 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11975 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11976 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11977 * tree-ssa-loop-manip.c (create_iv): Likewise.
11978 * c-typeck.c (build_conditional_expr): Likewise.
11979 (build_binary_op): Likewise.
11980 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11981 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11982 (extract_range_from_unary_expr): Likewise.
11983 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11984 assuming that signed overflow does not occur.
11985 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11986 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11987 (fold_defer_overflow_warnings): Declare.
11988 (fold_undefer_overflow_warnings): Declare.
11989 (fold_undefer_and_ignore_overflow_warnings): Declare.
11990 (fold_deferring_overflow_warnings_p): Declare.
11991 (tree_expr_nonzero_warnv_p): Declare.
11992 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11993 of warning options.
11994 (Warning Options): Document -Wstrict-overflow.
11995 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11996 (tree-ssa-ccp.o): Likewise.
11997 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11998 (fold-const.o): Depend on intl.h.
12000 2007-02-13 Ian Lance Taylor <iant@google.com>
12002 PR middle-end/30751
12003 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12006 2007-02-13 Stuart Hastings <stuart@apple.com>
12008 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12010 2007-02-13 Richard Henderson <rth@redhat.com>
12012 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12013 handled_component_p before looking for the indirect_ref.
12015 2007-02-13 Richard Henderson <rth@redhat.com>
12017 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12018 remove flags clobber.
12019 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12020 (bswaphi_lowpart): New.
12021 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12022 remove TARGET_BSWAP test. Delete expander of the same name.
12024 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12025 (expand_unop): Use them.
12027 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12029 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12030 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12031 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12032 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12033 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12034 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12035 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12036 assembler dialect choice from asm templates.
12038 2007-02-12 Richard Henderson <rth@redhat.com>
12040 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12041 (fixuns_trunc<SSEMODEF>si2): Use it.
12042 * config/i386/sse.md (vec_setv4sf_0): Export.
12043 * config/i386/i386.c (ix86_build_const_vector): Export.
12044 (ix86_split_convert_uns_si_sse): Rename from
12045 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12046 * config/i386/i386-protos.h: Update.
12048 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12051 * c-typeck.c (c_finish_return): Improve warning message.
12053 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12055 * alias.c (find_symbolic_term): Delete unused function.
12057 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12059 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12060 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12061 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12063 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12065 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12066 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12067 the function, temporarily point the debug interface to the null one.
12069 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12071 * dwarf2out.c (round_up_to_align): New static function.
12072 (field_byte_offset): Use it to round the offset.
12074 2007-02-12 Richard Henderson <rth@redhat.com>
12076 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12077 (inswl_const): Export.
12079 2007-02-12 Richard Henderson <rth@redhat.com>
12081 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12082 result mode of the libcall, convert back to outmode.
12084 2007-02-12 Roger Sayle <roger@eyesopen.com>
12086 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12087 (bswapdi2): New define_expand to implement 32-bit implementation.
12089 2007-02-12 Nick Clifton <nickc@redhat.com>
12091 * doc/invoke.texi (Overall Options): Document --help=.
12092 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12093 (cc1_options): Pass --help= on to cc1.
12094 (display_help): Add description of --help=.
12095 (process_command): Add code to handle --help=. Allow translated
12096 --help and --target-help switches to be passed on to compiler
12098 (main): Remove unused if statement.
12099 * opts.c (columns): Remove.
12100 (LEFT_COLUMN): Define.
12101 (wrap_help): Add columns argument.
12102 (print_filtered_help): Change parameters to be an include bitmask,
12103 an exclude bitmask, an any bitmask and the column width. Move the
12104 code to display the params list here. Add code to display the
12105 status of options rather than their descriptions if the quiet flag
12107 (print_specific_help): Change parameters to be an include bitmask,
12108 an exclude bitmask and an any bitmask. Move code to look up the
12109 column width here. Decide upon the title for an options listing.
12110 (common_handle_options): Add code to handle --help=. Adapt code
12111 for --help and --target-help to use the revised form of the
12112 print_specific_help function.
12113 (print_help): Delete.
12114 (print_param_help): Delete.
12115 (print_switch): Delete.
12116 * opts.h (cl_lang_count): Add prototype.
12117 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12118 CL_MAX_OPTION_CLASS): New defines.
12119 * optc-gen.awk: Add construction of cl_lang_count.
12120 * c.opt: Add Warning attribute to warning options and Optimization
12121 attribute to optimization options.
12122 * common.opt: Likewise.
12124 Add -fhelp and -ftarget-help as aliases for the transformed --help
12125 and --target-help options.
12126 * opt-functions.awk: Add code to handle Warning and Optimization
12129 2007-02-12 Richard Henderson <rth@redhat.com>
12131 * config/alpha/constraints.md: New file.
12132 * config/alpha/alpha.c: Include tm-constrs.h.
12133 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12134 alpha_extra_constraint): Remove.
12135 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12136 * config/alpha/alpha-protos.h: Update.
12137 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12138 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12139 (EXTRA_CONSTRAINT): Remove.
12140 * config/alpha/alpha.md: Include constraints.md.
12141 (adddi splitter): Use satisfies_constraint_*.
12142 * config/alpha/predicates.md (add_operand): Likewise.
12143 (sext_add_operand, addition_operation): Likewise.
12145 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12147 PR tree-optimization/29145
12148 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12149 in our handling of restrict qualified pointers.
12151 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12154 * doc/invoke.texi (Wunused-value): Update description.
12155 (Wextra): Delete item.
12156 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12157 value of Wunused-value.
12158 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12159 (c_finish_stmt_expr): Don't check extra_warnings.
12160 (emit_side_effect_warnings): The caller is responsible to check
12163 2007-02-11 Roger Sayle <roger@eyesopen.com>
12164 Matt Thomas <matt@3am-software.com>
12166 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12168 2007-02-11 Roger Sayle <roger@eyesopen.com>
12170 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12171 comparisons of POPCOUNT against zero.
12172 (simplify_const_relational_operation): Likewise.
12174 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12176 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12178 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12180 * dwarf2out.c (root_type): Delete unused function.
12182 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12184 * genattrtab.c (contained_in_p): Delete unused function.
12185 (write_expr_attr_cache): Likewise.
12187 2007-02-11 Jan Hubicka <jh@suse.cz>
12189 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12192 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12194 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12195 to add the REG_EQ* note.
12196 * see.c (see_merge_one_use_extension): Likewise.
12197 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12198 turn REG_EQUAL notes into REG_EQUIV notes if the target
12199 register may have more than one set.
12200 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12201 * gcse.c (try_replace_reg): Likewise.
12202 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12203 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12204 more than one REG_EQUIV note.
12205 * reload1.c (gen_reload): Use set_unique_reg_note.
12207 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12209 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12210 (ix86_builtin_conversion): New function.
12212 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12215 * tree.h (DECL_REPLACEABLE_P): New macro.
12216 * except.c (set_nothrow_function_flags): Likewise.
12218 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12219 Ira Rosen <irar@il.ibm.com>
12220 Dorit Nuzman <dorit@il.ibm.com>
12222 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12223 * targhooks.c (default_builtin_vectorized_conversion): New.
12224 * targhooks.h (default_builtin_vectorized_function): New declaration.
12225 * target.h (struct vectorize): Add builtin_conversion field.
12226 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12227 stmt_vec_info_type value.
12228 (vectorizable_conversion): New declaration.
12229 * tree-vect-analyze.c (vect_analyze_operations): Add
12230 vectorizable_conversion call.
12231 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12232 * tree-vect-transform.c (vectorizable_conversion): New function.
12233 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12234 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12236 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12237 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12238 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12239 or ALTIVEC_BUILTIN_VCFSX.
12241 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12244 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12245 CONST_DOUBLE and operand 0 is a hard register.
12246 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12247 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12248 is a hard floating-point register.
12250 2007-02-10 Richard Henderson <rth@redhat.com>
12251 Jakub Jelinek <jakub@redhat.com>
12252 Alexandre Oliva <aoliva@redhat.com>
12254 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12255 * builtin-types.def (BT_WORD): Make unsigned.
12256 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12257 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12258 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12259 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12260 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12261 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12263 * expr.c (emutls_var_address): New.
12264 (expand_expr_real_1): Expand emulated tls.
12265 (expand_expr_addr_expr_1): Likewise.
12266 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12267 * output.h (emutls_finish): Declare.
12268 * toplev.c (compile_file): Call it.
12269 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12270 address before wrapping in CONST.
12271 * varasm.c (emutls_htab, emutls_object_type): New.
12272 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12273 (get_emutls_object_name, get_emutls_object_type): New.
12274 (get_emutls_init_templ_addr, emutls_decl): New.
12275 (emutls_common_1, emutls_finish): New.
12276 (assemble_variable): When emulating tls, swap decls; generate
12277 constructor for the emutls objects.
12278 (do_assemble_alias): When emulating tls, swap decl and target name.
12279 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12281 * varpool.c (decide_is_variable_needed): Look at force_output.
12282 Recurse for emulated tls.
12283 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12284 with decide_is_variable_needed.
12285 * emutls.c: New file.
12286 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12287 tls_object for real tls.
12289 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12291 PR rtl-optimization/29599
12292 * reload1.c (eliminate_regs_in_insn): Take the destination
12293 mode into account when computing the offset.
12295 2007-02-09 Stuart Hastings <stuart@apple.com>
12296 Richard Henderson <rth@redhat.com>
12298 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12299 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12300 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12301 fixuns_truncdfhi2): New.
12302 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12303 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12304 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12305 (floatunssidf2): Allow nonimmediate source.
12306 * config/i386/sse.md (movdi_to_sse): New.
12307 (vec_concatv2di): Drop '*'.
12308 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12309 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12310 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12312 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12313 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12314 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12315 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12316 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12317 ix86_build_const_vector.
12318 (x86_emit_floatuns): Rewrite.
12320 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12322 * genautomata.c (longest_path_length): Delete unused function.
12323 (struct state): Delete unused longest_path_length.
12324 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12325 (get_free_state): Delete unused.
12327 2007-02-09 Jan Hubicka <jh@suse.cz>
12329 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12330 * doc/invoke.texi (inline-unit-growth): Update default value.
12332 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12333 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12334 (rebuild_cgraph_edges): Likewise.
12335 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12336 (dump_cgraph_node): Dump frequencies.
12337 (cgraph_clone_edge): Add frequency scales.
12338 (cgraph_clone_node): Add freuqnecy.
12339 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12340 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12341 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12342 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12343 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12344 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12345 (save_inline_function_body): Likewise.
12346 * ipa-inline.c: inluce rtl.h
12347 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12348 (cgraph_edge_badness): Use frequencies.
12349 (cgraph_decide_recursive_inlining): Update clonning.
12350 (cgraph_decide_inlining_of_small_function): Dump frequency.
12351 * predict.c (estimate_bb_frequencies): Export.
12352 * predict.h (estimate_bb_frequencies): Declare.
12353 * tree-inline.c (copy_bb): Watch overflows.
12354 (expand_call_inline): Update call of cgraph_create_edge.
12355 (optimize_inline_calls): Use TODO flags to update frequnecies.
12356 * passes.h: Include predict.h
12357 (init_optimization_passes): Move profile ahead.
12358 (execute_function_todo): Handle TODO_rebuild_frequencies.
12360 2007-02-09 Roger Sayle <roger@eyesopen.com>
12362 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12363 the insbl or inswl pattern into a register.
12365 2007-02-09 Roger Sayle <roger@eyesopen.com>
12367 * config/ia64/ia64.md (bswapdi2): New define_insn.
12369 2007-02-09 Richard Henderson <rth@redhat.com>
12371 * config/i386/constraints.md (Ym): New constraint.
12372 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12373 (movdi_1_rex64): Split sse and xmm general register moves from
12374 memory move alternatives. Use conditional register constraints.
12375 (movsf_1, movdf_integer): Likewise.
12376 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12377 (movdf_integer_rex64): New.
12378 (pushsf_rex64): Fix output constraints.
12379 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12380 (sse2_stored): Likewise.
12381 (sse2_storeq_rex64): New.
12382 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12383 amd and not generic.
12384 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12385 for optimize_size. Remove SF/DFmode hack.
12387 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12389 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12392 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12393 Richard Sandiford <richard@codesourcery.com>
12395 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12396 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12397 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12398 m68k/t-mlib to tmake_file.
12399 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12400 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12401 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12402 Allow it to be cf or m68k. Set m68k_arch_family. If that
12403 variable is not empty, add t-$m68k_arch_family to tmake_file.
12404 Add t-mlibs to tmake_file.
12405 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12406 * config/m68k/t-cf: New file.
12407 * config/m68k/t-m68k: Likewise.
12408 * config/m68k/t-mlibs: Likewise.
12409 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12410 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12411 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12412 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12413 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12415 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12416 (INSTALL_LIBGCC): Delete.
12417 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12418 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12419 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12420 (M68K_MLIB_CPU): Define.
12421 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12422 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12423 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12425 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12426 Richard Guenther <rguenther@suse.de>
12428 PR middle-end/23361
12429 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12430 against INT_MIN/INT_MAX.
12431 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12432 file if a loop is removed.
12434 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12436 * calls.c (store_one_arg): Pass correct alignment to
12437 emit_push_insn for non-BLKmode values.
12438 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12439 unaligned stack slot via a suitably aligned slot.
12441 2007-02-08 DJ Delorie <dj@redhat.com>
12443 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12445 (legal_subregs): Use unsigned char, make const.
12446 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12448 2007-02-08 Paul Brook <paul@codesourcery.com>
12450 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12451 special interworking needed.
12453 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12455 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12456 conditional to __SSE2__.
12457 (Entries below should have been added to first ChangeLog
12458 entry for amdfam10 dated 2007-02-05)
12459 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12461 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12463 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12466 2007-02-08 DJ Delorie <dj@redhat.com>
12468 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12469 * config/m32c/m32c.c (legal_subregs): New.
12470 (m32c_illegal_subreg_p): New.
12471 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12472 unsupported subregs of hard regs.
12474 2007-02-08 Jan Hubicka <jh@suse.cz>
12476 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12477 the same one; always update histograms.
12479 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12481 * passes.c (init_optimization_passes): Tidy comment.
12483 2007-02-08 Roger Sayle <roger@eyesopen.com>
12485 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12486 strip zero_extend, bswap and rotates from POCOUNT's argument.
12487 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12488 zero_extend and rotates from PARITY's argument.
12489 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12490 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12491 of an integer constant at compile-time.
12493 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12496 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12498 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12501 * tree-ssa-live.c (remove_unused_locals): Do not remove
12502 TREE_ADDRESSABLE variables.
12503 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12504 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12505 FOR_CLOBBER. Update all users.
12506 If VAR has an associated alias set, add a virtual operand for
12507 it if no alias is found to conflict with the memory reference.
12509 2007-02-07 Jan Hubicka <jh@suse.cz>
12510 Robert Kidd <rkidd@crhc.uiuc.edu>
12512 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12514 2007-02-07 Ian Lance Taylor <iant@google.com>
12516 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12518 2007-02-07 Roger Sayle <roger@eyesopen.com>
12520 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12521 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12522 tablejumpdi, movsi_to_cr_one): Remove constraints from
12523 define_expand's match_operands.
12525 2007-02-07 Roger Sayle <roger@eyesopen.com>
12527 * global.c (compute_regsets): Move declatation of "i" inside of
12528 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12530 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12533 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12534 of INDIRECT_REF <RESULT_DECL>.
12536 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12538 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12539 Kaz Kojima <kkojima@gcc.gnu.org>
12542 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12544 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12546 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12548 * doc/loop.texi: Document possibility not to perform disambiguation
12549 of loops with multiple latches.
12550 * cfgloopmanip.c (alp_enum_p): Removed.
12551 (add_loop): Handle subloops. Use get_loop_body_with_size.
12552 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12553 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12554 the new forwarder block.
12555 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12556 Handle the case latch is NULL.
12557 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12558 when marking loop exits.
12559 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12561 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12562 disambiguate_loops_with_multiple_latches.
12563 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12564 before fix_loop_structure.
12565 * cfgloop.c: Include pointer-set.h and output.h.
12566 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12567 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12568 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12569 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12570 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12571 disambiguate_multiple_latches, get_loop_body_with_size,
12572 disambiguate_loops_with_multiple_latches): New functions.
12573 (flow_loop_dump): Dump multiple latch edges.
12574 (flow_loop_nodes_find): Handle loops with multiple latches.
12575 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12576 (glb_enum_p): Modified.
12577 (get_loop_body): Use get_loop_body_with_size.
12578 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12579 (AVOID_CFG_MODIFICATIONS): New constant.
12580 (disambiguate_loops_with_multiple_latches, add_loop,
12581 get_loop_body_with_size): Declare.
12582 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12584 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12586 PR inline-asm/28686
12587 * global.c (compute_regsets): New function.
12588 (global_alloc): Refactored ELIMINABLE_REGSET
12589 and NO_GLOBAL_ALLOC_REGS computation out.
12590 (rest_of_handle_global_alloc): Call compute_regsets()
12591 for non-optimizing case.
12593 2007-02-06 Richard Henderson <rth@redhat.com>
12595 * config/i386/constraints.md (Y2): Rename from Y.
12596 (Yi): New constraint.
12597 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12598 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12599 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12600 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12601 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12602 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12603 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12604 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12605 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12606 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12607 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12608 vec_extractv2si_1): Change Y constraints to Y2.
12609 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12610 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12611 Change Y constraints to Y2.
12612 (sse2_loadld): Change Y constraints to x.
12614 2007-02-06 Roger Sayle <roger@eyesopen.com>
12616 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12617 (parity<mode>2): New define_expand using rs6000_emit_parity.
12618 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12619 rs6000_emit_parity): New functions.
12620 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12621 rs6000_emit_parity): Prototype here.
12623 2007-02-06 Ian Lance Taylor <iant@google.com>
12625 * lower-subreg.c (simple_move_operand): Reject CONST.
12626 (resolve_clobber): Call validate_change rather than directly
12627 assigning to XEXP (pat, 0).
12629 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12631 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12632 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12633 (tree-cfg.o): Remove hashtab.h dependency.
12635 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12636 (struct ivopts_data): Change niters to pointer_map_t.
12637 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12638 (niter_for_exit): Create pointer_map on demand. Change for
12640 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12641 (free_loop_data): Destroy data->niters if created and reset field.
12642 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12643 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12645 * tree-ssa-reassoc.c: Include pointer-set.h.
12646 (bb_rank): Change to long *.
12647 (operand_rank): Change to pointer_map_t.
12648 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12649 (insert_operand_rank): Accept long.
12650 (operand_entry_hash, operand_entry_eq): Remove.
12651 (get_rank): Return long. Adjust for changes above.
12652 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12654 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12656 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12657 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12658 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12660 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12661 directly since it cannot be NULL.
12662 (get_vi_for_tree): Rewrite for pointer_map API.
12663 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12664 (init_alias_vars): Create vi_for_tree as pointer_map.
12665 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12667 * tree-cfg.c: Don't include hashtab.h.
12668 (edge_to_cases): Declare as pointer_map.
12669 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12671 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12672 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12673 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12675 (record_switch_edge): Delete.
12676 (get_cases_for_edge): Adjust for pointer_map API, inline
12677 record_switch_edge (rewritten for new API), remove goto.
12679 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12681 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12682 * tree-nested.c: Include pointer-set.h.
12683 (var_map_elt, var_map_eq, var_map_hash): Delete.
12684 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12685 to pointer_map_t's.
12686 (nesting_info_bitmap_obstack): New.
12687 (lookup_field_for_decl): Adjust for pointer_map API.
12688 (lookup_tramp_for_decl): Adjust for pointer_map API.
12689 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12690 (get_local_debug_decl): Adjust for pointer_map API.
12691 (convert_nl_goto_reference): Adjust for pointer_map API.
12692 (convert_nl_goto_receiver): Adjust for pointer_map API.
12693 (create_nesting_tree): Create outside GGC space. Create bitmap on
12694 the new obstack. Create field_map and var_map as pointer_maps.
12695 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12697 (lower_nested_functions): Move root here, no need to NULL it.
12698 Initialize and release the obstack.
12700 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12702 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12703 Remove prototypes and make them non-static.
12704 (struct tree_int_map): Remove.
12705 * tree.h (struct tree_int_map): Move here, turning TO into an
12707 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12709 * tree.h (TREE_COMPLEXITY): Remove.
12710 (struct tree_exp): Remove complexity field.
12711 * tree.c (build1_stat): Don't set it.
12713 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12714 Victor Kaplansky <victork@il.ibm.com>
12716 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12717 (vect_is_simple_reduction): Support reduction with induction as
12718 one of the operands.
12719 (vect_is_simple_iv_evolution): Fix formatting.
12720 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12721 formatting. Don't mark induction phis for vectorization.
12722 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12723 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12724 (vect_get_vec_def_for_operand): Support induction.
12725 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12727 (vectorizable_reduction): Support reduction with induction as one of
12729 (vectorizable_type_demotion): Use def-type of stmt argument rather
12730 than dummy def-type.
12732 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12733 flag_tree_scev_cprop.
12734 * common.opt (tree-scev-cprop): New flag.
12736 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12737 call to vect_get_new_vect_var.
12739 2007-02-06 Ira Rosen <irar@il.ibm.com>
12741 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12742 vectype is not NULL.
12743 (vect_pattern_recog_1): Likewise.
12745 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12747 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12748 (fold_negate_expr): Likewise.
12750 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12753 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12754 even if cv-qualification is the same.
12756 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12758 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12759 __enable_execute_stack on completion.
12761 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12763 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12764 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12765 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12766 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12767 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12768 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12769 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12770 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12772 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12774 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12775 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12776 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12777 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12778 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12779 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12780 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12781 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12782 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12783 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12784 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12785 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12786 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12787 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12788 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12789 sqrtextenddfxf2_i387): Added amdfam10_decode.
12791 * config/i386/athlon.md (athlon_idirect_amdfam10,
12792 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12793 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12794 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12795 athlon_ivector_store_amdfam10): New define_insn_reservation.
12796 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12799 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12801 * config/i386/athlon.md (athlon_call_amdfam10,
12802 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12803 define_insn_reservation.
12804 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12805 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12806 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12808 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12810 * config/i386/athlon.md (athlon_sseld_amdfam10,
12811 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12812 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12814 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12816 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12817 define_insn_reservation.
12818 * config/i386/i386.md (sseins): Added sseins to define_attr type
12819 and define_attr unit.
12820 * config/i386/sse.md: Set type attribute to sseins for insertq
12823 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12825 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12826 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12827 ssecomi_load_amdfam10, ssecomi_amdfam10,
12828 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12829 define_insn_reservation.
12830 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12832 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12834 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12835 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12836 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12837 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12838 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12839 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12840 define_insn_reservation.
12842 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12843 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12844 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12845 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12846 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12848 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12850 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12851 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12852 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12853 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12854 athlon_ssemul_load_k8): Added amdfam10.
12856 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12858 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12859 (x86_sse_unaligned_move_optimal): New variable.
12861 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12863 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12864 for unaligned vector SSE double/single precision loads for AMDFAM10.
12866 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12868 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12869 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12870 Define TARGET_CPU_DEFAULT_amdfam10.
12871 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12872 (processor_type): Add PROCESSOR_AMDFAM10.
12874 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12875 processor_type in config/i386/i386.h.
12876 Enable imul peepholes for TARGET_AMDFAM10.
12878 * config.gcc: Add support for --with-cpu option for amdfam10.
12880 * config/i386/i386.c (amdfam10_cost): New variable.
12881 (m_AMDFAM10): New macro.
12882 (m_ATHLON_K8_AMDFAM10): New macro.
12883 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12884 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12885 x86_promote_QImode, x86_integer_DFmode_moves,
12886 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12887 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12888 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12889 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12890 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12891 Enable/disable for amdfam10.
12892 (override_options): Add amdfam10_cost to processor_target_table.
12893 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12894 processor_alias_table.
12895 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12896 (ix86_adjust_cost): Add code for amdfam10.
12898 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12900 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12901 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12902 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12903 * config/i386/i386.h: Add builtin definition for SSE4A.
12904 * config/i386/i386.md: Add support for ABM instructions
12905 (popcnt and lzcnt).
12906 * config/i386/sse.md: Add support for SSE4A instructions
12907 (movntss, movntsd, extrq, insertq).
12908 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12909 Add -march=amdfam10 flag.
12910 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12911 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12913 * doc/extend.texi: Add documentation for SSE4A builtins.
12915 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12917 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12919 2007-02-05 Richard Guenther <rguenther@suse.de>
12921 * tree-vectorizer.h (vectorizable_function): Add argument type
12922 argument, change return type.
12923 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12924 * tree-vect-transform.c (vectorizable_function): Handle extra
12925 argument, return vectorized function decl.
12926 (build_vectorized_function_call): Remove.
12927 (vectorizable_call): Handle calls with result and argument types
12928 differing. Handle loop vectorization factor correctly.
12929 * targhooks.c (default_builtin_vectorized_function): Adjust for
12931 * targhooks.h (default_builtin_vectorized_function): Likewise.
12932 * target.h (builtin_vectorized_function): Add argument type
12934 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12935 extra argument, allow vectorizing of lrintf.
12936 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12937 documentation of target hook.
12939 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12942 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12943 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12944 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12946 2007-02-05 Roger Sayle <roger@eyesopen.com>
12948 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12949 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12950 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12951 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12952 before canonicalizing sincos to cexpi.
12953 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12955 2007-02-05 Roger Sayle <roger@eyesopen.com>
12957 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12958 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12959 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12961 2007-02-05 Roger Sayle <roger@eyesopen.com>
12963 * mips-tfile.c (initialize_init_file): Correct endianness test.
12965 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12967 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12968 the 'y' constraint.
12970 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12972 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12973 saves in a PARALLEL before the register assignments.
12975 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12977 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12978 DWARF_FRAME_RETURN_COLUMN to be a general register.
12979 * dwarf2out.c (init_return_column_size): New function, split from...
12980 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12981 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12982 to be nongeneral registers.
12983 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12985 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12986 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12988 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12990 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12992 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12994 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12995 (remove_path): Use can_remove_branch_p and remove_branch instead
12996 of loop_delete_branch_edge.
12997 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12998 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12999 Update profile using scale_dominated_blocks_in_loop.
13000 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13001 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13002 (can_remove_branch_p, remove_branch): Declare.
13003 * tree-cfg.c (tree_can_remove_branch_p): New function.
13004 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13005 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13006 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13008 2007-02-05 Jan Hubicka <jh@suse.cz>
13010 PR middle-end/30696
13011 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13012 nodes in cgraph, don't remove offline copy of the function.
13014 2007-02-04 Jan Hubicka <jh@suse.cz>
13016 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13017 vectors might cause maybe_lookup_element_for_expr to be called
13018 on non-sra-candidate.
13020 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13022 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13023 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13024 spelling conventions.
13026 2007-02-04 Richard Guenther <rguenther@suse.de>
13028 PR middle-end/30636
13029 * fold-const.c (try_move_mult_to_index): Make sure to not
13030 overflow one dimension of a multi-dimensional array access.
13032 2007-02-04 Jan Hubicka <jh@suse.cz>
13034 * passes.c (init_optimization_passes): Reindent.
13036 2007-02-04 Jan Hubicka <jh@suse.cz>
13037 Eric Botcazou <ebotcazou@adacore.com>
13039 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13040 (execute_fixup_cfg): Break out the abnormal goto code.
13041 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13042 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13043 (optimize_inline_calls): Call make_nonlocal_label_edges.
13045 2007-02-04 Jan Hubicka <jh@suse.cz>
13047 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13048 true when something was changed.
13049 (rename_ssa_copies): When something was changed, do
13050 TODO_remove_unused_locals.
13051 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13052 add TODO_remove_unused_locals when instruction was removed.
13054 2007-02-04 Jan Hubicka <jh@suse.cz>
13056 * ipa-inline.c (try_inline): Improve debug output; work on already
13058 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13059 call try_inline for already inlined edges too when flattening;
13060 inline also functions that make callee growth but overall unit size
13063 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13065 * config/m32c/bitops.md, config/m32c/jump.md,
13066 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13067 config/m32r/m32r.h, config/m32r/m32r.md,
13068 config/m32r/predicates.md, config/m68hc11/larith.asm,
13069 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13070 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13071 config/mips/mips-protos.h, config/mips/mips.c,
13072 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13073 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13074 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13075 spelling conventions.
13077 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13078 Follow spelling conventions.
13080 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13082 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13083 warn about C++0x compatibility.
13085 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13087 * config/h8300/h8300.c, config/h8300/h8300.h,
13088 config/h8300/h8300.md: Follow spelling conventions.
13090 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13092 PR middle-end/30667
13093 * combine.c (try_combine): Do not substitute source operand
13094 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13096 2007-02-03 Jan Hubicka <jh@suse.cz>
13098 PR gcov-profile/30650
13099 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13100 do not divide by zero for never executed counters.
13101 (tree_find_values_to_profile): Fix counters.
13102 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13104 2007-02-03 Ian Lance Taylor <iant@google.com>
13106 * lower-subreg.c (simple_move_operand): New static function,
13107 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13109 (simple_move): Call simple_move_operand.
13110 (find_decomposable_subregs): Add special handling of MEMs.
13111 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13112 meaning of return value. If we see a hard register, test whether
13113 it can store a word_mode value. Change all callers.
13115 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13117 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13118 ftrapv insns and expanders.
13119 (subdi3): Change define_expand operand 1 to arith11_operand, and
13120 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13121 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13122 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13125 PR middle-end/30174
13126 * varasm.c (notice_global_symbol): Treat global objects as weak when
13127 flag_shlib is true.
13129 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13131 * emit-rtl.c (dconstpi): Delete.
13132 (dconstsqrt2): New.
13133 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13134 * real.h (dconstpi): Delete.
13135 (dconstsqrt2): New.
13136 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13137 (fold_builtin_hypot): Likewise.
13139 2007-02-03 Tom Tromey <tromey@redhat.com>
13142 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13143 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13145 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13147 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13148 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13149 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13150 config/rs6000/cell.md, config/rs6000/darwin.h,
13151 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13152 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13153 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13154 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13155 typos. Follow spelling conventions.
13156 * doc/invoke.texi: Follow spelling conventions.
13158 2007-02-03 Roger Sayle <roger@eyesopen.com>
13160 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13161 canonicalization transformations that attempt to simplify integer
13162 constant comparisons to become comparisons against zero.
13164 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13166 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13168 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13169 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13171 2007-02-02 Mike Stump <mrs@apple.com>
13173 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13174 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13175 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13176 generate a branch island.
13178 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13180 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13181 (xtensa_legitimate_address_p): New.
13182 (xtensa_legitimize_address): New.
13183 (xtensa_output_addr_const_extra): New.
13184 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13186 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13187 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13188 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13189 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13190 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13191 (xtensa_legitimize_address): New.
13192 (xtensa_output_addr_const_extra): New.
13194 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13196 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13198 2007-02-02 Ian Lance Taylor <iant@google.com>
13200 * expmed.c (expand_divmod): Add comment.
13202 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13204 * emit-rtl.c (renumber_insns): Remove.
13205 * flags.h: Remove the extern for flag_renumber_insns.
13206 * rtl.h: Remove the prototype for renumber_insns.
13207 * toplev.c (flag_renumber_insns): Remove.
13209 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13211 Revert for x86 darwin:
13212 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13214 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13215 code before the following patch under TARGET_MACHO.
13216 (ix86_function_value_regno_p): Likewise.
13218 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13220 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13223 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13226 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13227 general or fp registers. Add comments.
13228 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13230 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13232 * pointer-set.c (insert_aux): Only return insertion slot.
13233 (pointer_set_insert): Adjust.
13234 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13235 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13236 pointer_map_traverse): New.
13237 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13238 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13239 pointer_map_contains, pointer_map_traverse): Declare.
13241 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13243 PR middle-end/30473
13244 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13245 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13247 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13249 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13251 (struct _dep): New type.
13252 (dep_t): New typedef.
13253 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13254 (DEP_STATUS): New access macro. The macro with the same name was
13255 renamed to DEP_LINK_STATUS.
13256 (dep_init): Declare function
13258 (struct _dep_link): New type.
13259 (dep_link_t): New typedef.
13260 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13261 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13262 (DEP_LINK_STATUS): New macro.
13263 (debug_dep_links): New debug function.
13265 (struct _deps_list): New type.
13266 (deps_list_t): New typedef.
13267 (DEPS_LIST_FIRST): New access macro.
13268 (FOR_EACH_DEP_LINK): New cycle macro.
13269 (create_deps_list, free_deps_list, delete_deps_list): Declare
13271 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13272 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13273 (copy_deps_list_change_con): Ditto.
13275 (move_dep_link): Declare function.
13277 (struct _dep_node): New type.
13278 (dep_node_t): New typedef.
13279 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13281 (struct haifa_insn_data.back_deps): New field to hold backward
13282 dependencies of the insn.
13283 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13285 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13286 Change its type to deps_list_t.
13287 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13288 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13289 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13291 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13293 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13295 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13297 (dep_cost): Declare.
13299 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13300 (ds_to_dk, dk_to_ds): New functions.
13302 (init_dep_1): New static function.
13303 (init_dep): New function.
13304 (copy_dep): New static function.
13306 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13308 (detach_dep_link): New static function.
13309 (move_dep_link): New function.
13311 (dep_links_consistent_p, dump_dep_links): New static functions.
13312 (debug_dep_links): New debugging function.
13314 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13316 (alloc_deps_list, init_deps_list): New static functions.
13317 (create_deps_list): New function.
13318 (clear_deps_list): New static function.
13319 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13320 (deps_list_consistent_p, dump_deps_list): New static functions.
13321 (debug_deps_list): New function.
13322 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13324 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13326 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13327 use new scheduler dependencies lists.
13328 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13329 (sched_analyze): Ditto. Initialize dependencies lists.
13330 (add_forw_dep, compute_forward_dependences): Update to use new
13331 scheduler dependencies lists.
13333 (init_dependency_caches): Init deps_obstack.
13334 (free_dependency_caches): Free deps_obstack.
13336 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13337 new scheduler dependencies lists.
13338 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13339 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13341 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13342 Update to use new scheduler dependencies lists.
13343 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13344 (debug_dependencies): Ditto.
13345 (schedule_region): Update comments.
13347 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13348 scheduler dependencies lists.
13349 (schedule_ebb): Update comments.
13351 * rtl.def (DEPS_LIST): Remove.
13353 * lists.c (unused_deps_list): Remove.
13354 (free_list): Update assertions.
13356 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13357 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13359 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13360 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13362 * haifa-sched.c (comments): Update.
13363 (insn_cost1): Remove. Inline the code into insn_cost ().
13364 (insn_cost): Update to use new scheduler dependencies lists. Move
13365 processing of the dependency cost to dep_cost ().
13366 (dep_cost): New function. Use it instead of insn_cost () when
13367 evaluating cost of the dependency. Use compatible interface to
13368 interact with the target.
13369 (priority): Update to use new scheduler dependencies lists.
13370 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13371 with greater number of insns that depend on the insn.
13372 (schedule_insn): Update to use new scheduler dependencies lists. Add
13373 code to free backward dependencies lists. Inline and optimize code
13374 from resolve_dep () - see PR28071.
13375 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13376 lists. Update call to targetm.sched.is_costly_dependence hook.
13378 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13379 scheduler dependencies lists.
13381 (resolve_dep): Remove. Move the logic to schedule_insn ().
13382 (init_h_i_d): Initialize dependencies lists.
13384 (process_insn_depend_be_in_spec): Rename to
13385 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13386 dependencies lists.
13387 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13388 Update to use new scheduler dependencies lists.
13389 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13391 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13392 new scheduler dependencies lists.
13393 (build_intra_loop_deps): Ditto.
13395 * target.h (struct _dep): Declare to use in
13396 gcc_target.sched.is_costly_dependence.
13397 (struct gcc_target.sched.adjust_cost): Fix typo.
13398 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13399 single dep_t parameter instead of an equivalent triad.
13400 (struct gcc_target.sched.adjust_cost_2): Remove.
13402 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13404 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13406 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13408 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13410 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13411 (REG_DEP_TRUE): Document.
13413 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13414 Change signature to correspond to the targetm.sched.adjust_cost hook.
13415 Update use in TARGET_SCHED_ADJUST_COST_2.
13416 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13417 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13418 new scheduler dependencies lists.
13419 (ia64_gen_check): Ditto.
13421 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13422 dependencies lists.
13424 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13425 signature to correspond to the targetm.sched.is_costly_dependence hook.
13426 (is_costly_group): Update to use new scheduler dependencies lists.
13428 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13429 instead of INSN_COST () macro.
13431 2007-02-01 Ian Lance Taylor <iant@google.com>
13433 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13435 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13437 * pa.md (tp_load): Correct mfctl instruction syntax.
13439 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13441 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13442 altivec_padding_size calculation on AIX. Improve comment, add
13443 assert to verify that it's right.
13445 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13448 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13450 PR inline-asm/28686
13451 * global.c (global_alloc): Add mising initialization of
13454 2007-02-01 Roger Sayle <roger@eyesopen.com>
13456 * alias.c (init_alias_analysis): Correct whitespace.
13457 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13458 partition_hot_cold_basic_blocks): Likewise.
13459 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13460 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13461 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13462 fold_builtin_snprintf_chk, fold_builtin_printf,
13463 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13464 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13465 * cfgcleanup.c (cleanup_cfg): Likewise.
13466 * cfgexpand.c (tree_expand_cfg): Likewise.
13467 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13468 * function.c (get_next_funcdef_no): Likewise.
13469 * gengtype.c (main): Likewise.
13470 * genmodes.c (main): Likewise.
13471 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13472 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13473 * ifcvt.c (noce_emit_move_insn): Likewise.
13474 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13476 * stor-layout.c (get_best_mode): Likewise.
13477 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13478 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13479 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13480 perform_var_substitution, solve_graph): Likewise.
13481 * tree-vrp.c (vrp_finalize): Likewise.
13483 2007-02-01 Ian Lance Taylor <iant@google.com>
13485 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13486 high part of a paradoxical subreg, return a constant zero.
13488 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13490 * toplev.c (lang_dependent_init): Call init_set_costs.
13491 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13493 2007-02-01 Richard Guenther <rguenther@suse.de>
13495 PR middle-end/30656
13496 * fold-const.c (fold_negate_expr): Allow negating a
13497 constant if overflow does not change.
13499 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13501 * doc/c-tree.texi (Expression trees): Improve markup.
13502 * doc/tm.texi (Register Classes, Addressing Modes)
13503 (Floating Point): Fix spacing after abbreviations. Fix some
13506 2007-02-01 Ben Elliston <bje@au.ibm.com>
13508 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13509 * doc/contrib.texi: Likewise.
13510 * doc/install.texi: Likewise.
13512 2007-01-31 Richard Henderson <rth@redhat.com>
13513 Ian Lance Taylor <iant@google.com>
13515 * lower-subreg.c: New file.
13516 * rtl.def (CONCATN): Define.
13517 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13518 pass_lower_subreg2.
13519 * emit-rtl.c (update_reg_offset): New static function, broken out
13520 of gen_rtx_REG_offset.
13521 (gen_rtx_REG_offset): Call update_reg_offset.
13522 (gen_reg_rtx_offset): New function.
13523 * regclass.c: Revert patch of 2006-03-05, restoring
13525 (clear_reg_info_regno): New function.
13526 * dwarf2out.c (concatn_loc_descriptor): New static function.
13527 (loc_descriptor): Handle CONCATN.
13528 * common.opt (fsplit_wide_types): New option.
13529 * opts.c (decode_options): Set flag_split_wide_types when
13531 * timevar.def (TV_LOWER_SUBREG): Define.
13532 * rtl.h (gen_reg_rtx_offset): Declare.
13533 (reg_scan_update): Declare.
13534 * regs.h (clear_reg_info_regno): Declare.
13535 * tree-pass.h (pass_lower_subreg): Declare.
13536 (pass_lower_subreg2): Declare.
13537 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13538 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13539 -fsplit-wide-types.
13540 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13541 * Makefile.in (OBJS-common): Add lower-subreg.o.
13542 (lower-subreg.o): New target.
13544 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13546 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13548 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13551 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13553 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13555 PR middle-end/29335
13556 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13558 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13560 * cfgloop.h: Include vec-prim.h.
13561 (enum li_flags): Remove LI_ONLY_OLD.
13562 (loop_iterator): Changed.
13563 (fel_next, fel_init): Iterate over loop tree.
13564 (FOR_EACH_LOOP_BREAK): New macro.
13565 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13567 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13568 * modulo-sched.c (sms_schedule): Ditto.
13569 * tree-vectorizer.c (vectorize_loops): Ditto.
13570 * doc/loop.texi: Update information on loop numbering and behavior of
13571 FOR_EACH_LOOP wrto new loops.
13572 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13573 add_to_evolution_1): Test nestedness of loops instead of comparing
13575 * tree-chrec.c (chrec_fold_plus_poly_poly,
13576 chrec_fold_multiply_poly_poly, chrec_evaluate,
13577 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13578 reset_evolution_in_loop): Ditto.
13579 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13581 2007-01-31 Dirk Mueller <dmueller@suse.de>
13583 * c-common.c (warn_about_parentheses): Separate warning about
13584 un-parenthized sequence of comparison operators from the one
13585 which is supposed to warn about x <= y <= z.
13587 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13589 * optabs.h (enum optab_index): Add new OTI_isinf.
13590 (isinf_optab): Define corresponding macro.
13591 * optabs.c (init_optabs): Initialize isinf_optab.
13592 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13594 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13595 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13597 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13598 expand_builtin_interclass_mathfn.
13599 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13600 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13601 (fxam<mode>2_i387): New insn pattern.
13602 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13603 built-in functions as x87 inline asm.
13605 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13607 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13609 2007-01-30 Eric Christopher <echristo@apple.com>
13611 * config.gcc: Add geode.
13613 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13615 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13616 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13617 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13618 value-prof.c: Fix comment typos.
13620 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13623 * doc/invoke.texi (Wpointer-arith): Document warning.
13625 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13627 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13628 the list of discrepancies from the draft TR.
13630 2007-01-30 Dirk Mueller <dmueller@suse.de>
13633 * doc/invoke.texi (-Wreturn-type): Update description to
13634 match new behavior.
13636 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13638 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13640 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13642 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13643 to handle optabs that operate on floating point input argument and
13644 output to integer output.
13645 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13646 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13647 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13648 expand_builtin_interclass_mathfn ().
13649 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13650 (ilogbsi2): Remove.
13651 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13652 ilogbl built-in functions as x87 intrinsics.
13654 2007-01-30 Richard Guenther <rguenther@suse.de>
13656 PR middle-end/27657
13657 * dwarf2out.c (reference_to_unused): Query varpool if the
13658 variable was output.
13660 2007-01-30 Richard Guenther <rguenther@suse.de>
13662 PR middle-end/30313
13663 * passes.c (execute_one_pass): Reset in_gimple_form to not
13664 confuse non-unit-at-a-time mode.
13666 2007-01-29 Roger Sayle <roger@eyesopen.com>
13667 Richard Guenther <rguenther@suse.de>
13669 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13670 avoid undefined behaviour on overflow. Use force_fit_type_double
13671 to construct the constant with the specified TREE_OVERFLOW.
13673 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13675 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13676 * config/dfp-bit.h: Ditto.
13678 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13680 * c-decl.c (pop_scope): Replace warnings with call to
13681 warn_for_unused_label.
13682 * c-common.h (warn_for_unused_label): Declare.
13683 * c-common.c (warn_for_unused_label): Define.
13685 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13687 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13690 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13692 * Makefile.in (USER_H): Remove decfloat.h.
13693 * ginclude/decfloat.h: Delete, moving contents to ...
13694 * ginclude/float.h: Add support for decimal floating point,
13695 guarded by __STDC_WANT_DEC_FP__.
13697 2007-01-29 Mike Stump <mrs@apple.com>
13699 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13700 Analysis and Representation to resolve case insensitive conflict.
13701 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13703 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13705 * tree.h (struct tree_memory_tag): Add aliases member.
13706 (MTAG_ALIASES): New macro.
13707 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13708 (add_may_alias): Remove pointer-set. Update for may_aliases being
13710 (mark_aliases_call_clobbered): Update for may_aliases being a
13712 (compute_tag_properties): Ditto.
13713 (create_partition_for): Ditto.
13714 (compute_memory_partitions): Ditto.
13715 (dump_may_aliases_for): Ditto.
13716 (is_aliased_with): Ditto.
13717 (add_may_alias_for_new_tag): Ditto.
13718 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13719 (compute_is_aliased): New function.
13720 (compute_may_aliases): Call compute_is_aliased).
13721 (init_alias_info): Initialize alias_bitmap_obstack.
13722 (union_alias_set_into): New function.
13723 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13724 (have_common_aliases_p): Rewrite to take two bitmaps and use
13726 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13727 Update for bitmaps.
13728 (finalize_ref_all_pointers): Update for add_may_alias changes.
13729 (new_type_alias): Ditto.
13730 * tree-flow-inline.h (may_aliases): Return a bitmap.
13731 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13732 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13733 may_aliases being a bitmap.
13734 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13735 may_aliases now returns a bitmap.
13736 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13738 * tree-ssa-operands.c (add_virtual_operand): Update for
13739 may_aliases being a bitmap.
13741 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13743 PR tree-optimization/30630
13744 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13745 variable as changed.
13747 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13750 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13751 expanded only once even if an error occurs.
13753 2007-01-29 Ben Elliston <bje@au.ibm.com>
13755 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13756 (__gcov_average_profiler): Likewise.
13757 (__gcov_ior_profiler): Likewise.
13758 (__gcov_merge_ior): Likewise.
13760 2007-01-28 Jan Hubicka <jh@suse.cz>
13762 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13763 * value-prof.c (stringop_block_profile): Likewise.
13765 2007-01-28 Jan Hubicka <jh@suse.cz>
13767 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13768 variant handling histograms; add wrapper.
13769 (clear_storage_via_libcall): Export.
13770 (emit_block_move_hints): Break out from ...; add histograms.
13771 (emit_block_move): ... this one.
13772 (clear_storage_hints): Break out from ...; add histograms.
13773 (clear_storage): ... this one.
13774 (set_storage_via_memset): Handle histogram.
13775 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13776 (clear_storage_hints, clear_storage_via_libcall): Declare.
13777 (set_storage_via_setmem): Update prototype.
13778 * doc/md.texi (movmem, setmem): Document new arguments.
13780 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13782 (stringop_block_profile): New global function.
13783 (tree_stringops_values_to_profile): Profile block size and alignment.
13784 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13786 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13787 (stringop_block_profile): Declare.
13788 * builtins.c: Include value-prof.h.
13789 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13790 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13791 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13792 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13793 * profile.c (instrument_values): Add new counters.
13794 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13796 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13797 (tree_init_edge_profiler): Build new profilers.
13798 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13799 (pass_tree_profile): Add dump.
13800 (tree_profile_hooks): Update.
13801 * Makefile.in (LIBGCOV): Add new constants.
13802 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13803 __gcov_ior_profiler): New.
13804 * i386.md (movmem/setmem expanders): Add new optional arguments.
13806 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13808 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13810 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13812 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13813 (tree_unswitch_single_loop): Pass eni_size_weights to
13814 tree_num_loop_insns.
13815 * tree-ssa-loop-manip.c: Include tree-inline.h.
13816 (can_unroll_loop_p): Pass eni_size_weights to
13817 tree_num_loop_insns.
13818 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13819 Pass eni_size_weights to estimate_num_insns.
13820 * tree.h (init_inline_once): Export.
13821 * toplev.c (backend_init): Call init_inline_once.
13822 * cgraphunit.c (cgraph_process_new_functions,
13823 cgraph_analyze_function): Pass eni_inlining_weights to
13824 estimate_num_insns.
13825 * ipa-inline.c (compute_inline_parameters): Ditto.
13826 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13827 to estimate_num_insns.
13828 (try_unroll_loop_completely): Pass eni_size_weights to
13829 tree_num_loop_insns.
13830 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13831 ot estimate_num_insns.
13832 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13833 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13834 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13835 eni_time_weights): New variables.
13836 (init_inline_once): Initialize them.
13837 (struct eni_data): Mew.
13838 (estimate_num_insns_1, estimate_num_insns): Use weights.
13839 * tree-inline.h (struct eni_weights_d): New.
13840 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13841 (estimate_num_insns): Declaration changed.
13842 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13843 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13844 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13846 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13848 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13849 relations in the conflict function is valid.
13851 2007-01-27 Ian Lance Taylor <iant@google.com>
13853 * common.opt: Add fstrict-overflow.
13854 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13855 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13856 (TYPE_OVERFLOW_UNDEFINED): Define.
13857 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13859 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13860 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13861 (fold_negate_expr): Likewise.
13862 (make_range): Likewise.
13863 (extract_muldiv_1): Likewise.
13864 (maybe_canonicalize_comparison): Likewise.
13865 (fold_comparison): Likewise.
13866 (fold_binary): Likewise.
13867 (tree_expr_nonnegative_p): Likewise.
13868 (tree_expr_nonzero_p): Likewise.
13869 * tree-vrp.c (compare_values): Likewise.
13870 (extract_range_from_binary_expr): Likewise.
13871 (extract_range_from_unary_expr): Likewise.
13872 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13874 (nowrap_type_p): Likewise.
13875 * tree-scalar-evolution.c (simple_iv): Likewise.
13876 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13877 (build_range_check): Likewise.
13878 (extract_muldiv_1): Likewise.
13879 (fold_comparison): Likewise.
13880 * tree-vrp.c (vrp_int_const_binop): Likewise.
13881 (extract_range_from_unary_expr): Likewise.
13882 * convert.c (convert_to_integer): Likewise.
13883 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13884 (fold_comparison): Likewise.
13885 (fold_binary): Likewise.
13886 * optabs.c (optab_for_tree_code): Likewise.
13887 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13888 * simplify-rtx.c (simplify_const_relational_operation): Check
13889 flag_strict_overflow and flag_trapv.
13890 (simplify_const_relational_operation): Likewise.
13891 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13892 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13895 2007-01-27 Roger Sayle <roger@eyesopen.com>
13897 * tree.c (tree_fold_gcd): Delete.
13898 * tree.h (tree_fold_gcd): Remove prototype.
13899 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13900 test whether one constant integer is a multiple of another. Instead
13901 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13902 * fold-const.c (multiple_of_p): We've determined both TOP and
13903 BOTTOM are integer constants so we can call int_const_binop directly
13904 instead of the more generic const_binop.
13906 2007-01-27 Roger Sayle <roger@eyesopen.com>
13908 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13909 1*X check that the constant hasn't overflowed, to preserve the
13911 (round_up): Provide an efficient implementation when rouding-up an
13912 INTEGER_CST to a power-of-two.
13914 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13916 * doc/sourcebuild.texi: Add comma for clarity.
13917 * doc/extend.texi: Fix some typos.
13918 * doc/passes.texi: Likewise.
13919 * doc/cppinternals.texi: Likewise.
13920 * doc/c-tree.texi: Likewise.
13921 * doc/tree-ssa.texi: Likewise.
13922 * doc/install.texi: Likewise.
13924 2007-01-27 Jan Hubicka <jh@suse.cz>
13926 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13927 (pass_sra): Do not require alias information.
13928 * passes.c (init_optimization_passes): Add SRA
13930 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13932 * tracer.c (rest_of_handle_tracer): We already cleaned
13933 up the CFG in tracer() so don't do it here again.
13934 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13935 cleanup_cfg here, either. And don't call renumber_insns.
13937 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13938 and BB_HEAD are in the insn stream here. Instead make sure
13939 that BB_INSN is valid on all insns. Also, do check here that
13940 there are no pending branch predictions...
13941 (rtl_verify_flow_info): ...instead of doing it here. Checks
13942 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13945 2007-01-26 Roger Sayle <roger@eyesopen.com>
13947 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13948 function to simplify/factorize operand order canonicalization.
13949 (ix86_fixup_binary_operands): Reorganize using the above function.
13950 (ix86_binary_operator_ok): Likewise.
13952 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13954 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13955 file scope from optimize_attrs.
13956 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13958 (optimize_attrs): Clear insn_code_values after freeing it.
13960 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13962 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13963 a parts.base assignment.
13965 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13967 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13968 (compute_subscript_distance, initialize_data_dependence_relation,
13969 finalize_ddr_dependent, analyze_ziv_subscript,
13970 analyze_siv_subscript_cst_affine,
13971 compute_overlap_steps_for_affine_univar,
13972 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13973 analyze_siv_subscript, analyze_miv_subscript,
13974 analyze_overlapping_iterations, subscript_dependence_tester_1,
13975 compute_self_dependence, free_dependence_relation): Work
13976 with affine_fn instead of chrecs.
13977 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13978 common_affine_function, affine_function_base,
13979 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13980 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13981 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13982 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13983 (all_chrecs_equal_p): Removed.
13984 * tree-data-ref.h (affine_fn, conflict_function): New types.
13985 (struct subscript): Change type of conflicting_iterations_in_a
13986 and conflicting_iterations_in_b.
13988 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13991 * config/pa/pa.h (TARGET_HPUX_11): New.
13992 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13993 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13995 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13996 Richard Guenther <rguenther@suse.de>
13998 * tree-ssa-structalias.c (solve_graph): Handle case
13999 we merged the variable to another.
14001 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14003 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14006 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14007 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14009 2007-01-25 DJ Delorie <dj@redhat.com>
14011 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14012 allow changes to modes which don't fit in those registers.
14014 * reload1.c (choose_reload_regs): Check for invalid subregs before
14015 computing their locations, not after.
14017 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14020 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14021 save Altivec registers in an eh_return function.
14022 (compute_vrsave_mask): Likewise.
14023 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14024 for saving Altivec registers.
14025 (rs6000_emit_prologue): Don't allocate stack twice in
14026 eh_return function. Correct expected value of altivec_save_offset
14027 when using save_world. Describe save of R0 to stack when using
14028 save_world. Describe stack pointer adjustment when using
14029 save_world. Remove duplicated eh_return parameter register saving.
14030 Update sp_offset variable after save_world.
14031 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14033 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14034 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14037 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14039 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14041 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14044 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14045 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14047 2007-01-25 Richard Guenther <rguenther@suse.de>
14049 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14050 * common.opt (-Wcoverage-mismatch): New warning option.
14051 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14052 if -Wcoverage-mismatch is given.
14054 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14056 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14057 (ipcp_driver): Change to static definition.
14058 Add dumping of the ifunctions.
14059 (constant_val_insert): Remove unused parameter. Support for SSA.
14060 (ipcp_propagate_const): Support for SSA.
14061 (ipcp_profile_bb_print): Print only analyzed nodes.
14062 (ipcp_replace_map_create): Remove support for Fortran constant
14064 * ipa-prop.c (ipa_method_modify_stmt,
14065 ipa_callsite_compute_param): Support for SSA.
14066 * ipa-prop.h (ipcp_driver): Remove declaration.
14067 (IS_VALID_TREE_MAP_INDEX): Add define.
14069 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14071 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14073 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14075 PR middle-end/30447
14076 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14077 constant argument to cabs and do it without checking for
14078 -funsafe-math-optimizations.
14080 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14082 * c-common.h (RID_FIRST_CXX0X): New.
14083 (RID_LAST_CXX0X): New.
14084 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14086 * c.opt (Wc++0x-compat): New.
14087 * doc/invoke.texi (-Wc++0x-compat): Document.
14089 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14091 * builtins.c (fold_builtin_carg): New.
14092 (fold_builtin_1): Use it.
14094 2007-01-24 Jan Hubicka <jh@suse.cz>
14096 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14098 * ipa-inline.c (initial_insns, max_insns): Delete.
14099 (compute_max_insns): New function.
14100 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14101 of insns as base for code growth.
14102 (cgraph_decide_inlining): Make initial_insns local; do not compute
14104 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14105 * doc/invoke.texi (inline-unit-growth): Update docs.
14107 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14109 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14110 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14111 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14112 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14113 for CPUs that have PTA_CX16 set.
14115 PR middle-end/27416
14116 * gimplify.c (omp_check_private): New function.
14117 (gimplify_scan_omp_clauses): Use it for
14118 firstprivate/lastprivate/reduction.
14120 PR middle-end/30494
14121 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14122 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14124 PR middle-end/30421
14125 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14126 If lower_lastprivate_clauses emits some statements, append them
14127 to dlist rather than body_p and to body_p append an initializer.
14128 (lower_omp_for): Adjust caller.
14130 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14132 * target.h (globalize_decl_name): New.
14133 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14134 * output.h (default_globalize_decl_name): New.
14135 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14137 (globalize_decl): Ditto.
14138 (default_globalize_decl_name): New.
14139 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14140 (ia64_handle_version_id_attribute): New.
14141 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14142 (ia64_asm_output_external): Use globalize_decl_name instead
14143 of globalize_label.
14144 * doc/extend.texi (version_id): New pragma.
14145 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14147 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14149 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14150 _uleb128_t and _Unwind_SWord with _sleb128_t.
14151 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14152 uw_frame_state_for, uw_update_context_1): Likewise.
14153 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14154 * unwind-pe.h (read_uleb128, read_sleb128,
14155 read_encoded_value_with_base): Likewise.
14156 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14158 2007-01-24 Richard Guenther <rguenther@suse.de>
14160 * builtins.c (expand_builtin_cexpi): Get the fndecl
14161 for cexp in the correct way.
14163 2007-01-24 Jan Hubicka <jh@suse.cz>
14165 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14167 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14169 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14170 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14171 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14172 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14173 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14174 __SIZEOF_PTRDIFF_T__.
14175 * doc/cpp.texi: Documentation for the new builtin macros added.
14177 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14179 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14180 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14181 instead of operands[2] to avoid access past the end of array.
14183 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14185 * reload1.c (emit_reload_insns): Pass the reload register
14186 for a non-spill output reload through forget_old_reloads_1.
14188 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14190 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14191 _SOFT_DOUBLE if doubles use software floating-point.
14192 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14193 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14194 * config/rs6000/darwin-ldouble.c: Also compile functions for
14195 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14196 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14197 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14198 commented-out long double override.
14199 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14200 * config/rs6000/eabispe.h: Likewise.
14201 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14202 long double for non-SPE.
14203 (rs6000_handle_option): Likewise.
14204 (invalid_e500_subreg): Disallow more subregs involding DImode,
14205 DFmode, TImode or TFmode.
14206 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14208 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14210 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14211 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14213 (rs6000_legitimate_address): Also check for TFmode for E500
14215 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14216 (spe_build_register_parallel): Handle TFmode and TCmode.
14217 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14219 (function_arg): Handle TFmode and TCmode for E500 double.
14220 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14222 (print_operand): Handle TFmode and TImode for %y.
14223 (rs6000_generate_compare): Handle TFmode comparisons for E500
14225 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14226 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14227 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14228 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14229 TFmode for E500 double.
14230 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14231 (floatsidf2): Enable for E500 double.
14232 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14233 (extenddftf2): Change to extenddftf2_fprs.
14234 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14235 depending on TARGET_E500_DOUBLE.
14236 (extendsftf2): Enable for E500 double.
14237 (trunctfdf2): Enable for E500 double.
14238 (trunctfsf2): Change to trunctfsf2_fprs.
14239 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14240 depending on TARGET_E500_DOUBLE.
14241 (floatsitf2): Enable for E500 double.
14242 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14243 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14244 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14245 (negtf2): Change to negtf2_internal.
14246 (negtf2): New expander.
14247 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14248 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14249 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14250 (movdi_internal32): Use rs6000_nonimmediate_operand.
14251 (unnamed splitter): Likewise.
14252 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14253 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14254 (SPE64TF, DITI): New mode macros.
14255 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14258 (frob_<mode>_di_2): New.
14259 (frob_tf_di_8_2): New.
14260 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14262 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14264 (frob_ti_<mode>_8_2): New.
14265 (frob_ti_tf_2): New.
14266 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14267 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14269 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14270 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14271 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14272 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14273 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14274 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14277 2007-01-23 Ian Lance Taylor <iant@google.com>
14279 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14281 (OBJS-archive): Reformat, alphabetize.
14282 (OBJS): Change out_object_file to OBJS-md.
14284 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14286 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14287 JUMP_P and CALL_P predicates where applicable.
14288 * config/i386/i386.c: Ditto.
14289 * config/i386/i386.md: Ditto.
14290 * config/i386/mmx.md: Ditto.
14291 * config/i386/predicates.md: Ditto.
14293 2007-01-22 Andreas Schwab <schwab@suse.de>
14295 * config/m68k/m68k.h: Fix comment.
14297 2007-01-22 Jan Hubicka <jh@suse.cz>
14299 * passes.c (init_optimization_passes): Do not rerun
14300 pass_early_warn_uninitialized.
14302 2007-01-22 Richard Guenther <rguenther@suse.de>
14304 PR tree-optimization/30038
14305 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14307 (execute_cse_sincos_1): Likewise.
14308 (execute_cse_sincos): Likewise.
14309 (gate_cse_sincos): Likewise.
14310 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14311 the cexpi() canonicalization of sincos().
14312 * tree-pass.h (pass_cse_sincos): Declare.
14313 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14315 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14317 PR rtl-optimization/29329
14318 * combine.c (replaced_rhs_insn): Rename to i2mod.
14319 (replaced_rhs_value): Rename to i2mod_new_rhs.
14320 (i2mod_old_rhs): New global variable.
14321 (combine_instructions): Adjust for above change. Save a copy of
14322 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14323 note are substituted in the second instruction.
14324 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14325 ditch the note if it pertains to the second eliminated register
14326 and this register is mentioned in i2mod_old_rhs.
14329 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14331 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14332 the insn to which the note was originally attached.
14334 2007-01-21 Jan Hubicka <jh@suse.cz>
14336 * ipa-inline.c (inlining_mode): Comment, move up.
14337 (cgraph_decide_inlining_incrementally): Do not perform inlining
14338 itself; fix handling of flattening of self recursive functions.
14339 (cgraph_find_cycles): Remove.
14340 (cgraph_flatten_node): Remove.
14341 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14342 (try_inline): New function.
14343 (cgraph_early_inlining): Update call of
14344 cgraph_decide_inlining_incrementally. Apply inlining here.
14345 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14347 2007-01-21 Dirk Mueller <dmueller@suse.de>
14350 * tree-vrp.c (check_array_bounds): do not warn
14351 about ADDR_EXPR's of ARRAY_REF's which are immediately
14352 used in binary expressions.
14354 2007-01-21 Ira Rosen <irar@il.ibm.com>
14356 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14357 read_write_dep and macros for its access.
14358 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14359 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14360 argument, call vect_check_interleaving for every independent pair of
14361 data-refs. Mark loads that access the same memory location as a store
14363 (vect_check_dependences): Remove.
14364 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14365 call, fix the call to vect_analyze_data_ref_dependence.
14366 (vect_analyze_data_ref_access): For statements that access the same
14367 data-ref, check that they are not stores; for loads, check that there
14368 is no store that access the same location.
14370 2007-01-20 Roger Sayle <roger@eyesopen.com>
14371 Joseph Myers <joseph@codesourcery.com>
14373 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14374 (-fdump-rtl-stack): Likewise.
14375 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14376 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14377 (-mpt-fixed): Use @minus{} for minus sign.
14378 (Using Precompiled Headers): Fix under/overfull hbox.
14380 2007-01-20 Jan Hubicka <jh@suse.cz>
14382 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14383 place within annotation.
14385 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14387 * pa.c (output_move_double): Change array size of xoperands to 4.
14389 2007-01-20 Jan Hubicka <jh@suse.cz>
14391 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14394 2007-01-19 Ian Lance Taylor <iant@google.com>
14396 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14397 constant to unsigned HOST_WIDE_INT before negating.
14399 2007-01-19 Ian Lance Taylor <iant@google.com>
14401 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14403 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14404 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14405 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14406 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14407 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14408 (realloc_vdef, realloc_vuse): Change second parameter to
14410 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14411 fields to unsigned.
14412 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14413 unsigned. Change x and lim locals to unsigned.
14414 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14416 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14417 (copy_virtual_operands): Change i and n locals to unsigned.
14419 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14421 PR middle-end/29335
14422 * builtins.c (fold_builtin_1): Handle builtin fdim.
14424 2007-01-20 Jan Hubicka <jh@suse.cz>
14426 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14427 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14428 init_alias_heapvars.
14429 (init_alias_heapvars): Initialize only when not already initialized.
14430 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14432 2007-01-19 Roger Sayle <roger@eyesopen.com>
14434 * common.opt (fsigned-zeros): New command line option.
14435 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14436 of flag_unsafe_math_optimizations.
14437 * opts.c (set_fast_math_flags): The -ffast-math command line option
14438 implies -fno-signed-zeros.
14439 (fast_math_flags_set_p): Likewise.
14441 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14442 the documentation of -ffast-math appropriately. Wrap long lines.
14444 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14446 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14447 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14449 2007-01-19 Tomas Bily <tbily@suse.cz>
14451 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14453 (tree_init_ic_make_global_vars): New function
14454 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14455 (tree_gen_ic_profiler): New function
14456 (tree_gen_ic_func_profiler): New function
14457 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14458 (tree_profile_hooks): Added hook for indirec/virtual calls
14459 * value-prof.c (tree_find_values_to_profile): New case for
14461 (tree_values_to_profile): Call for determining indirect/virtual
14463 (tree_indirect_call_to_profile): New function
14464 (tree_ic_transform): New function
14465 (tree_ic): New function
14466 (find_func_by_pid): New function
14467 (init_pid_map): New function
14468 (tree_value_profile_transformations): Added check for
14469 indirect/virtual call transformation
14470 * value-prof.h (enum hist_type): New counter type for
14471 indirect/virtual calls
14472 (profile_hooks): Added new hook for profiling indirect/virtual
14474 * profile.c (instrument_values): New case for indirect/virtual
14476 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14477 (GCOV_COUNTER_V_INDIR): New counter type
14478 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14479 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14481 * cgraph.c: Definition of cgraph_max_pid
14482 (cgraph_create_node): Default init of pid attribute
14483 * cgraph.h: Declaration of cgraph_max_pid
14484 (struct cgraph_node): Added pid attribute
14485 * libgcov.c (__gcov_indirect_call_profiler): New function
14486 (__gcov_one_value_profiler_body): New function
14487 (__gcov_one_value_profiler): Body was moved to
14488 __gcov_one_value_profiler_body and calls it
14490 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14492 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14493 * gengtype.c (write_types_data, write_func_for_structure,
14494 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14495 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14496 (walk_type, write_func_for_structure): Generate the mark_hook if
14499 2007-01-19 Jan Hubicka <jh@suse.cz>
14501 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14502 'early' argument take inlining mode argument specifying whether to
14503 inline for size/speeed or all functions; add support for flattening;
14505 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14507 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14510 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14511 the name of the declared identifier.
14513 2007-01-19 Dirk Mueller <dmueller@suse.de>
14515 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14516 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14517 duplicate evaluation.
14519 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14521 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14522 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14523 to XFMode, use acosxf2 and truncate result to requested mode.
14524 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14525 (asin<mode>2): Similarly, with asin expanders.
14526 (*fscalexf4_i387): Rename from *fscalexf4.
14527 (expNcorexf3): New expander.
14528 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14529 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14530 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14531 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14532 patterns for SSE math.
14533 (exp10<mode>2): Similarly, with exp10 expanders.
14534 (exp2<mode>2): Similarly, with exp2 expanders.
14535 (expm1<mode>2): Similarly, with expm1 expanders.
14536 (ldexp<mode>3): Similarly, with ldexp expanders.
14537 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14538 Use gen_truncxf<mode>2_i387_noop to truncate result.
14540 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14542 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14543 for ColdFire targets.
14545 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14546 Richard Sandiford <richard@codesourcery.com>
14548 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14549 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14550 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14551 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14552 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14553 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14555 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14557 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14558 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14559 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14560 (*adddi_dilshr32_cf): New pattern.
14561 (adddi3, subdi3): Remove first alternatives.
14563 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14565 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14566 implemented using move.l, do not use its cc result for floating-point
14569 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14571 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14572 from accepting 's' constraints if flag_pic.
14574 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14576 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14577 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14578 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14579 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14581 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14583 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14584 ColdFire alternatives.
14585 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14586 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14587 architectures that support ff1 instruction.
14589 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14590 Julian Brown <julian@codesourcery.com>
14592 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14593 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14594 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14597 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14599 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14601 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14602 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14603 HOST_WIDE_INT instead of an rtx.
14604 (m68k_rtx_costs): Update call accordingly.
14605 (output_move_const_into_data_reg): Likewise. Fix formatting.
14606 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14608 (output_move_simode_const): Update calls after above changes.
14609 Rework to use automatic variables and predicates like MEM_P.
14610 * config/m68k/m68k.md (pushexthisi_const): Update call to
14613 2007-01-19 Dirk Mueller <dmueller@suse.de>
14615 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14616 in dump_flags test.
14618 2007-01-19 Richard Guenther <rguenther@suse.de>
14620 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14621 via cexp in case sincos is not available.
14623 2007-01-19 Richard Guenther <rguenther@suse.de>
14625 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14626 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14627 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14628 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14629 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14630 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14631 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14632 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14634 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14636 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14638 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14639 (atan2xf3): Directly generate RTL pattern.
14640 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14641 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14642 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14643 disable patterns for SSE math.
14644 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14645 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14646 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14647 disable patterns for SSE math.
14649 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14651 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14653 2007-01-18 Roger Sayle <roger@eyesopen.com>
14655 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14656 VIEW_CONVERT_EXPR to the same type as it's operand.
14658 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14660 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14661 configured for long double 128.
14663 2007-01-18 Mike Stump <mrs@apple.com>
14665 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14668 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14670 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14673 2007-01-18 Jan Hubicka <jh@suse.cz>
14675 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14676 greater than NUM_VOP_FREE_BUCKETS.
14678 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14680 * tree-ssa-structalias.c: Update comments.
14681 (ptabitmap_obstack): Removed.
14682 (pta_obstack): New.
14683 (oldpta_obstack): Ditto.
14684 (stats): Add a few members.
14685 (struct variable_info): Remove node, complex, address_taken, and
14686 indirect_target members. Add oldsolution member.
14687 (new_var_info): Do not initialize removed members.
14688 (constraint_expr_type): Remove INCLUDES.
14689 (constraint_graph): Add size, implicit_preds, rep,
14690 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14691 (FIRST_REF_NODE): New macro.
14692 (LAST_REF_NODE): Ditto.
14693 (FIRST_ADDR_NODE): Ditto.
14694 (find): New function.
14696 (dump_constraint): Do not handle INCLUDES.
14697 (insert_into_complex): Do not insert duplicate constraints.
14698 (condense_varmap_nodes): Renamed and rewritten into ...
14699 (merge_node_constraints): This. Also fix bug in handling of
14700 offseted copy constraints.
14701 (clear_edges_for_node): No longer need to deal with preds at all,
14702 or removing associated preds/succs.
14703 (merge_graph_nodes): Deal with indirect_cycles.
14704 Don't deal with predecessors.
14705 (add_implicit_graph_edge): New function.
14706 (add_pred_graph_edge): Ditto.
14707 (add_graph_edge): Don't deal with predecessors.
14708 (build_constraint_graph): Removed.
14709 (build_pred_graph): New function.
14710 (build_succ_graph): Ditto.
14711 (struct scc_info): Removed in_component. Added roots, dfs, and
14712 node_mapping. Remove visited_index, unification_queue.
14713 (scc_visit): Deal with union-find we do now.
14714 Deal with cycles with REF nodes.
14715 (collapse_nodes): Renamed and rewritten to ...
14716 (unify_nodes): This.
14717 (process_unification_queue): Removed.
14718 (topo_visit): Cleanup
14719 (do_da_constraint): Use find.
14720 (do_sd_constraint): Ditto.
14721 (do_ds_constraint): Ditto.
14722 (do_complex_constraint): Ditto.
14723 (init_scc_info): Update for removed and added members.
14724 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14725 (find_indirect_cycles): This.
14726 (equivalence_class): New variable.
14727 (label_visit): New function.
14728 (perform_variable_substitution): Rewritten.
14729 (free_var_substitution_info): New function.
14730 (find_equivalent_node): Ditto.
14731 (move_complex_constraints): Ditto.
14732 (eliminate_indirect_cycles): Ditto.
14733 (solve_graph): Only propagate changed bits.
14734 Use indirect cycle elimination.
14736 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14737 (tree_id_eq): Renamed to ...
14738 (tree_vi_eq): This. Update for member change
14739 (insert_id_for_tree): Renamed and rewritten to ...
14740 (insert_vi_for_tree): This.
14741 (lookup_id_for_tree): Renamed and rewritten to ...
14742 (lookup_vi_for_tree): This.
14743 (get_id_for_tree): Renamed and rewritten to ...
14744 (get_vi_for_tree): Ditto.
14745 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14746 (process_constraint): Don't handle INCLUDES.
14747 Remove special ADDRESSOF case.
14748 (find_func_aliases): Rewrite to use vi functions instead of id
14750 (create_function_info_for): Ditto.
14751 (create_variable_info_for): Ditto.
14752 (intra_create_variable_infos): Ditto.
14753 (merge_smts_into): Ditto.
14754 (find_what_p_points_to): Ditto.
14755 (init_base_vars): Ditto.
14756 (init_alias_vars): Ditto.
14757 (remove_preds_and_fake_succs): New function.
14758 (dump_sa_points_to_info): Dump new stats.
14759 (dump_solution_for_var): Use find.
14760 (set_used_smts): Fix formatting.
14761 (compute_points_to_sets): Updated for new functions.
14762 (ipa_pta_execute): Ditto.
14764 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14765 Richard Sandiford <richard@codesourcery.com>
14767 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14769 * calls.c (expand_call): If the return value is a PARALLEL,
14770 extract its first member.
14771 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14772 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14773 use FUNCTION_EXTRA_EPILOGUE.
14774 (m68k_function_value): Return a PARALLEL if the return value
14775 is of a pointer type.
14776 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14777 (FUNCTION_EXTRA_EPILOGUE): Remove.
14778 * config/m68k/m68k.md (D0_REG): New constant.
14780 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14782 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14783 output a NOP for empty epilogues.
14785 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14787 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14788 before function. Extend register save check to include all
14789 registers, not just integer ones.
14791 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14793 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14794 (m68k_use_return_insn): ...this.
14795 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14796 * config/m68k/m68k.c (use_return_insn): Rename to...
14797 (m68k_use_return_insn): ...this.
14798 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14799 of USE_RETURN_INSN.
14801 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14803 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14804 nearest even, fix denormal rounding overflow.
14806 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14808 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14809 f%$smove and f%$move.
14810 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14811 (extendsfdf2_cf): Use fdmove instead of f%&move.
14812 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14813 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14815 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14817 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14820 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14822 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14823 (coldfire_single_format): Declare.
14824 (coldfire_double_format): Likewise.
14825 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14826 of qnan_msb_set to determine the lower bits of a canonical
14828 (encode_ieee_double): Likewise.
14829 (encode_ieee_quad): Likewise.
14830 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14831 (mips_single_format): Likewise.
14832 (ieee_double_format): Likewise.
14833 (mips_double_format): Likewise.
14834 (ieee_extended_motorola_format): Likewise.
14835 (ieee_extended_intel_96_format): Likewise.
14836 (ieee_extended_intel_128_format): Likewise.
14837 (ieee_extended_intel_96_round_53_format): Likewise.
14838 (ibm_extended_format): Likewise.
14839 (mips_extended_format): Likewise.
14840 (ieee_quad_format): Likewise.
14841 (mips_quad_format): Likewise.
14842 (vax_f_format): Likewise.
14843 (vax_d_format): Likewise.
14844 (vax_g_format): Likewise.
14845 (i370_single_format): Likewise.
14846 (i370_double_format): Likewise.
14847 (decimal_single_format): Likewise.
14848 (decimal_double_format): Likewise.
14849 (decimal_quad_format): Likewise.
14850 (c4x_single_format): Likewise.
14851 (c4x_extended_format): Likewise.
14852 (real_internal_format): Likewise.
14853 (coldfire_single_format): New real_format.
14854 (coldfire_double_format): Likewise.
14855 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14856 canonical_nan_lsbs_set.
14857 (pdp11_d_format): Likewise.
14858 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14859 if TARGET_COLDFIRE_CPU.
14861 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14863 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14864 (output_call, m68k_legitimize_call_address): Declare.
14865 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14866 parenthesees. Add support for a 'W' constraint.
14867 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14868 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14869 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14870 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14872 (override_options): Initialize them. Do not set flag_no_function_cse
14873 for TARGET_ID_SHARED_LIBRARY.
14874 (m68k_output_pic_call): Delete.
14875 (m68k_legitimize_call_address): New function.
14876 (print_operand): Remove the %o prefix. Handle the %p prefix.
14877 (output_call): New function.
14878 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14879 target address from the GOT if symbolic jumps are not allowed.
14880 * config/m68k/m68k.md (call, general_operand): Do not set
14881 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14882 Merge separate flag_pic and !flag_pic define_insns into...
14883 (*call, *call_value): ...these new patterns. Match the address
14884 rather than the containing MEM and require it to be a call_operand.
14885 Use output_call to generate the asm template.
14886 * config/m68k/predicates.md (const_call_operand): New predicate.
14887 (call_operand): Likewise.
14889 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14891 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14892 (STACK_GROWS_DOWNWARD): Define to 1.
14893 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14894 comments, emphasizing that these values are only defaults.
14895 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14896 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14898 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14900 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14902 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14903 Richard Sandiford <richard@codesourcery.com>
14905 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14906 (FP_REGNO_P): New macros.
14907 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14908 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14909 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14910 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14912 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14914 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14915 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14917 * config/m68k/t-floatlib: New file, extracting common code from...
14918 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14919 * config/m68k/t-uclinux: Here.
14920 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14921 routines on ColdFire targets.
14923 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14925 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14926 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14927 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14928 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14929 explicitly set MOTOROLA to 1.
14930 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14932 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14933 Nathan Sidwell <nathan@codesourcery.com>
14935 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14936 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14937 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14938 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14939 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14940 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14941 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14942 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14943 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14944 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14945 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14946 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14947 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14948 (DBX_REGISTER_NUMBER): Delete.
14949 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14950 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14951 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14953 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14955 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14956 * config/flat.h: New file.
14957 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14958 OBJECT_FORMAT_FLAT.
14959 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14960 indirect references for -msep-data or -mid-shared-library.
14961 Do not use PC-relative code addresses either.
14962 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14964 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14965 for shared libraries and crt1.o for executables. Use crti.o and
14967 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14968 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14969 Do not add -elf2flt or -shared-lib-id options here.
14970 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14971 Pass -shared-lib-id if -mid-shared-library, taking the library
14972 identifier from -mshared-library-id if given, otherwise
14974 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14975 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14976 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14977 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14978 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14979 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14981 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14982 jump sequence for ISA A and ISA A+.
14983 (PICJUMP): Likewise.
14985 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14987 * config.gcc (m68k-*-uclinux*): Base the port on the common
14988 and m68k GNU/Linux files rather than on the generic ELF ones.
14989 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14990 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14992 2007-01-18 Julian Brown <julian@codesourcery.com>
14993 Richard Sandiford <richard@codesourcery.com>
14995 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14996 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14997 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14999 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15000 80 unconditionally.
15001 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15003 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15005 * doc/install.texi: Document m68k-uclinuxoldabi.
15006 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15007 * config/m68k/uclinux-oldabi.h: New file, copied from
15008 config/m68k/uclinux.h.
15010 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15012 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15013 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15014 (m32r_compute_frame_size): Use unsigned for regno.
15015 (m32r_reload_lr): Use gen_frame_mem.
15017 (m32r_output_function_epilogue): Don't output the function epilogue
15019 (m32r_expand_epilogue): New.
15020 (direct_return): Return false if the function has the interrupt
15022 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15023 * config/m32r/m32r.md (epilogue): New expander.
15024 (return_lr, return_rte): New insns.
15025 (return): Make it expander.
15026 (return_normal): New expander.
15028 2007-01-18 Josh Conner <jconner@apple.com>
15031 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15032 support for UNLE, UNLT, UNGE, and UNGT.
15034 2007-01-18 Jan Hubicka <jh@suse.cz>
15036 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15037 * tree-tailcall (add_virtual_phis): Likewise.
15038 (optimize_tail_call): Return TODOs.
15039 (execute_tail_calls): Return TODOs.
15040 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15041 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15043 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15044 Cleanup cfg using TODO.
15045 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15046 * passes.c (execute_function_todo): When cleanup did something, remove
15048 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15049 (make_edges): Don't cleanup_cfg.
15051 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15053 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15054 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15055 operate on the top of stack.
15056 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15057 register handling of instructions that output to the second
15059 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15060 (move_for_stack_reg): Special-case check for dead destination
15061 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15063 * config/i386/i386.md (UNSPEC_TAN): New constant.
15064 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15065 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15066 to correctly model move of constant 1.0 to top stack slot.
15067 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15068 (unnamed peephole2 pattern): Remove corresponding peephole2
15069 pattern that optimizes tan insn and loading of constant 1.0.
15070 (tanxf2): Use fptanxf4_i387.
15071 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15072 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15073 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15074 disable patterns for SSE math.
15075 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15076 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15078 2007-01-18 Dirk Mueller <dmueller@suse.de>
15079 Richard Guenther <rguenther@suse.de>
15082 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15083 * common.opt (Warray-bounds): Add new warning option.
15084 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15086 * Makefile.in: make tree-vrp.o depend on toplev.h
15087 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15089 (check_array_refs, check_array_bounds, check_array_ref): New.
15091 2007-01-18 Jan Hubicka <jh@suse.cz>
15093 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15094 (execute_ssa_ccp): Return flags conditionally.
15095 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15097 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15099 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15101 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15102 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15104 * Makefile.c (GTFILES): Add cfglayout.h.
15105 * gengtype.c (open_base_files): Likewise.
15106 * cfglayout.c (cfg_layout_function_footer,
15107 cfg_layout_function_header) Reindent to make gengtype happy.
15108 * cfglayout.h (cfg_layout_function_footer,
15109 cfg_layout_function_header): Add GTY(()) marker.
15111 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15113 2007-01-18 Ben Elliston <bje@au.ibm.com>
15115 * genautomata.c (write_automata): Include xstrerror output in the
15116 error message if writing the DFA description file fails.
15118 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15120 * config/mips/mips-protos.h (mips_output_external): Make it
15122 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15123 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15124 (extern_list): Likewise.
15125 (extern_head): Likewise.
15126 (TARGET_ASM_FILE_END): Likewise.
15127 (mips_file_end): Likewise.
15128 (mips_output_external): Rewritten.
15130 2007-01-18 Ben Elliston <bje@au.ibm.com>
15132 * genpreds.c (write_insn_preds_c): Only write out the function
15133 body for regclass_for_constraint if we have register constraints.
15135 2007-01-17 Tom Tromey <tromey@redhat.com>
15137 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15138 * doc/install.texi (Testing): Use sourceware.org.
15139 (Binaries): Likewise.
15140 (Specific): Likewise.
15141 * doc/contrib.texi (Contributors): Use sourceware.org.
15143 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15145 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15146 (AVR_ENHANCED): Rename to ...
15147 (AVR_HAVE_MUL): ... new.
15148 (avr_enhanced_p): Rename to ...
15149 (avr_have_mul_p): ... new.
15150 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15151 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15152 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15153 (avr_have_mul_p): ... new.
15154 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15155 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15156 'avr_enhanced_p' and 'enhanced'.
15157 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15158 AVR_HAVE_MUL instead of AVR_ENHANCED.
15159 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15160 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15161 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15162 instead of AVR_ENHANCED.
15163 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15164 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15165 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15167 2007-01-17 Ian Lance Taylor <iant@google.com>
15169 * vec.h (VEC_reserve_exact): Define.
15170 (vec_gc_p_reserve_exact): Declare.
15171 (vec_gc_o_reserve_exact): Declare.
15172 (vec_heap_p_reserve_exact): Declare.
15173 (vec_heap_o_reserve_exact): Declare.
15174 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15176 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15177 negative parameter.
15178 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15179 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15180 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15181 * vec.c (calculate_allocation): Add exact parameter. Change all
15183 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15184 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15185 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15186 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15187 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15188 (vec_heap_p_reserve_exact): New function.
15189 (vec_heap_o_reserve_exact): New function.
15191 2007-01-17 Jan Hubicka <jh@suse.cz>
15193 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15195 2007-01-17 Eric Christopher <echristo@apple.com>
15197 * config.gcc: Support core2 processor.
15199 2007-01-16 Jan Hubicka <jh@suse.cz>
15201 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15202 the names, just unlink the chain so we don't crash on dangling pointers
15205 2007-01-16 Jan Hubicka <jh@suse.cz>
15207 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15208 * tree-pass.h: Reorder to make IPA passes appear toegher.
15209 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15210 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15211 parameters, do not call early inliner.
15212 * ipa-inline.c: Update comments. Include tree-flow.h
15213 (cgraph_decide_inlining): Do not compute inlining parameters.
15214 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15215 be called with function context set up.
15216 (pass_ipa_inline): Remove unreachable functions before pass.
15217 (cgraph_early_inlining): Simplify assuming to be called from the
15219 (pass_early_inline): New pass.
15220 (cgraph_gate_ipa_early_inlining): New gate.
15221 (pass_ipa_early_inline): Turn into simple wrapper.
15222 (compute_inline_parameters): New function.
15223 (gate_inline_passes): New gate.
15224 (pass_inline_parameters): New pass.
15225 (apply_inline): Move here from tree-optimize.c
15226 (pass_apply_inline): New pass.
15227 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15229 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15230 doing them by hand.
15231 (tree_function_versioning): Do not allocate dummy struct function.
15232 * tree-inline.h (optimize_inline_calls): Update prototype.
15233 * tree-optimize.c (execute_fixup_cfg): Export.
15234 (pass_fixup_cfg): Remove
15235 (tree_rest_of_compilation): Do not apply inlines.
15236 * tree-flow.h (execute_fixup_cfg): Declare.
15237 * Makefile.in (gt-passes.c): New.
15238 * passes.c: Include gt-passes.h
15239 (init_optimization_passes): New passes.
15240 (nnodes, order): New static vars.
15241 (do_per_function_toporder): New function.
15242 (execute_one_pass): Dump current pass here.
15243 (execute_ipa_pass_list): Don't dump current pass here.
15245 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15247 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15248 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15250 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15252 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15253 (strong_alias): Define.
15254 (__gcc_qmul): Provide non-FMA for soft-float.
15255 (__gcc_qdiv): Same.
15260 (__gcc_qunord): New.
15270 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15271 soft-float functions.
15272 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15273 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15274 about long double soft float.
15276 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15277 Tehila Meyzels <tehila@il.ibm.com>
15279 * tree-vectorizer.h (is_pattern_stmt_p): New.
15280 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15281 formatting (tabs instead of spaces). Cleanup and clarify setting
15282 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15283 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15284 (vectorizable_type_demotion): Check that types are integral.
15285 (vectorizable_type_promotion): Likewise.
15286 (vectorizable_store): Fix typo. Eliminate new-line at end of
15289 2007-01-16 Jan Hubicka <jh@suse.cz>
15291 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15294 2007-01-15 Eric Christopher <echristo@apple.com>
15296 * ifcvt.c: Include vec.h, vecprim.h.
15297 (check_cond_move_block): New argument regs.
15298 Reorganize. Add registers used to regs.
15299 (cond_move_process_if_block): Use regs set above as
15302 2007-01-15 Eric Christopher <echristo@apple.com>
15304 * config/darwin.h: Update copyright.
15305 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15306 (LINK_COMMAND_SPEC): Add -u.
15307 (LINK_SPEC): Fix umbrella for above.
15309 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15311 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15314 2007-01-15 Tom Tromey <tromey@redhat.com>
15316 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15317 * doc/install.texi (Testing): Don't mention jacks.
15318 (Configuration): Document --enable-java-maintainer-mode. Move
15319 --with-java-home to libgcj-specific section. Document
15321 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15323 2007-01-15 Jan Hubicka <jh@suse.cz>
15325 * tree-ssa-dce.c (DCE_TODOs): New.
15326 (propagate_necessity): Return if something changed.
15327 (eliminate_unnecessary_stmts): Likewise.
15328 (perform_tree_ssa_dce): Return TODO flags when needed.
15329 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15331 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15333 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15334 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15335 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15336 patterns using X87MODEF12 mode macro. Extend operand 1
15337 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15338 (log10<mode>2): Ditto.
15339 (log2<mode>2): Ditto.
15340 (log1p<mode>2): Ditto.
15341 (logb<mode>2): Ditto.
15342 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15343 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15344 (*fxtractxf3_i387): Rename from *fxtractxf3.
15345 (fxtract_extend<mode>xf3_i387): New insn pattern.
15346 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15347 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15348 and gen_fyl2xxf3_i387().
15350 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15352 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15353 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15354 get_loop_exit_edges. Changed return type to bool.
15355 * cfgloop.h (fix_loop_placement): Declaration removed.
15357 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15359 * param.h (MIN_VECT_LOOP_BOUND): New.
15360 * params.def (MIN_VECT_LOOP_BOUND): New.
15361 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15362 argument - minimum threshold for number of iterations.
15363 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15364 argument to declaration.
15365 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15366 MIN_VECT_LOOP_BOUND.
15367 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15368 slpeel_tree_peel_loop_to_edge with additional argument.
15369 (vect_do_peeling_for_alignment): Likewise.
15370 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15372 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15375 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15376 operands of size 1.
15378 2007-01-14 Jan Hubicka <jh@suse.cz>
15380 * tree-dfa.c (remove_referenced_var): New function.
15381 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15382 prune referenced vars list too.
15383 * tree-flow.h (remove_referenced_var): Declare.
15385 2007-01-14 Jan Hubicka <jh@suse.cz>
15387 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15389 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15390 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15391 * except.h (verify_eh_throw_table_statements): Kill prototype.
15392 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15393 into call exrepssions.
15394 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15396 * tree-cfg.c: Include pointer-set.h.
15397 (verify_node_sharing): Work on pointer set.
15398 (verify_eh_throw_stmt_node): New.
15399 (verify_stmts): Use pointers sets, verify throw_stmt.
15401 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15403 * ipa-reference.c (analyze_function): Consider also addresses taken
15406 2007-01-12 Roger Sayle <roger@eyesopen.com>
15408 * c-typeck.c (null_pointer_constant_p): Replace use of
15409 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15410 (build_c_cast): Likewise.
15412 2007-01-12 Roger Sayle <roger@eyesopen.com>
15414 * tree.h (force_fit_type_double): Remove unused final argument.
15415 * c-common.c (constant_expression_warning): Replace use of
15416 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15417 (convert_and_check): Likewise.
15418 (shorten_compare): Update call to force_fit_type_double.
15419 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15420 * convert.c (convert_to_pointer): Update call to
15421 force_fit_type_double.
15422 * fold-const.c (force_fit_type_double): Remove overflowed_const
15424 (int_const_binop, fold_convert_const_int_from_int,
15425 fold_convert_const_int_from_real, fold_div_compare,
15426 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15427 fold_abs_const, fold_not_const): Remove the final argument from
15428 calls to force_fit_type_double.
15430 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15432 * configure.ac: Set insn to "nop" for spu-*-* also.
15433 * configure: Regenerate.
15435 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15437 * builtins.def : Add BUILT_IN_FREE.
15439 2007-01-12 Jan Hubicka <jh@suse.cz>
15441 PR tree-optimization/30443
15442 * tree-inline.c (tree_function_versioning): Do not optimize when
15443 cloning for inlining.
15445 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15447 * doc/loop.texi: Document recording of loop exits.
15448 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15449 (update_single_exits_after_duplication,
15450 update_single_exit_for_duplicated_loop,
15451 update_single_exit_for_duplicated_loops): Removed.
15452 (duplicate_loop_to_header_edge): Do not call
15453 update_single_exits_after_duplication and
15454 update_single_exit_for_duplicated_loops.
15455 (loop_version): Do not update single_exit information.
15456 (fix_loop_structure): Use record_loop_exits instead of
15457 mark_single_exit_loops.
15458 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15459 the lists of loop exits.
15460 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15461 split_edge, merge_blocks): Update the lists of loop exits.
15462 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15463 loop_optimizer_init.
15464 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15465 of mark_single_exit_loops.
15466 (loop_optimizer_finalize): Call release_recorded_exits.
15467 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15468 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15469 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15470 update single exit information.
15471 * lambda-code.c (perfect_nestify): Ditto.
15472 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15473 (mark_single_exit_loops): Removed.
15474 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15475 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15476 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15478 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15479 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15480 (verify_loop_structure): Verify consistency of the exit lists.
15481 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15482 (set_single_exit): Removed.
15483 * cfgloop.h (struct loop_exit): New function.
15484 (struct loop): single_exit_ field replaced by exits field.
15485 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15486 (struct loops): Added exits hash.
15487 (mark_single_exit_loops, set_single_exit): Declaration removed.
15488 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15490 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15492 * doc/invoke.texi: Avoid use of @headitem.
15494 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15496 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15498 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15500 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15503 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15504 Richard Sandiford <richard@codesourcery.com>
15506 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15507 * config/m68k/m68k.opt: Resort options.
15508 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15510 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15511 Richard Sandiford <richard@codesourcery.com>
15513 * doc/invoke.texi: Document the macros that are defined by
15514 m68k's -mtune and -mhard-float options.
15515 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15516 (m68k_cpp_cpu_family): Likewise.
15517 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15518 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15519 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15520 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15521 (m68k_cpp_cpu_family): Likewise.
15523 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15525 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15526 macros besides mc68000 as tuning macros. Use a switch statement
15527 to set them and mcpu32.
15529 2007-01-12 Julian Brown <julian@codesourcery.com>
15531 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15532 (TARGET_68040_ONLY): Rename to...
15533 (TARGET_68040): ...this.
15534 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15535 * config/m68k/m68k.md: Likewise.
15537 2007-01-12 Julian Brown <julian@codesourcery.com>
15538 Nathan Sidwell <nathan@codesourcery.com>
15539 Richard Sandiford <richard@codesourcery.com>
15541 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15542 the -mcpu= argument associated with the --with-cpu setting.
15543 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15544 if different from the one implied by the -mcpu setting.
15545 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15546 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15547 * doc/invoke.texi: Mention ColdFire in the introduction to the
15548 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15549 -mno-div and -mhard-float options. Make -m68881 a synonym for
15550 -mhard-float. Document the previously-undocumented -m5206e,
15551 -m528x, -m5307 and -m5407 options. Tweak the existing option
15552 documentation for consistency.
15553 * doc/install.texi: Mention new --with-cpu arguments.
15554 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15555 default CPU if neither -mcpu nor -march are specified.
15556 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15557 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15558 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15559 using m68k_tune to decide between families that implement the
15560 same ISA. Use m68k_tune to set __mcfv4e__.
15561 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15562 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15563 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15564 (FL_ISA_C, FL_ISA_MMU): New macros.
15565 (MASK_COLDFIRE): Delete.
15566 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15567 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15568 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15569 (TARGET_HARD_FLOAT): Do not define here.
15570 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15571 (TUNE_68000): New macro.
15572 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15573 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15574 (TUNE_CFV2): Redefine in terms of m68k_tune.
15575 (uarch_type, target_device, fpu_type): New enums.
15576 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15577 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15578 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15579 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15580 (FL_FOR_isa_c): New macros.
15581 (m68k_isa): New enum.
15582 (m68k_target_selection): New structure.
15583 (all_devices, all_isas, all_microarchs): New tables.
15584 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15585 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15586 (MASK_ALL_CPU_BITS): Delete.
15587 (m68k_find_selection): New function.
15588 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15589 Map the legacy target options to a combination of the new ones.
15590 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15591 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15592 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15594 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15595 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15597 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15598 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15599 * config/m68k/m68k-devices.def: New file.
15601 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15602 Nathan Sidwell <nathan@codesourcery.com>
15604 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15605 (SUBTARGET_EXTRA_SPECS): New macros.
15606 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15607 use %(asm_cpu_spec) instead.
15608 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15609 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15610 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15611 (EXTRA_SPECS): Rename to...
15612 (SUBTARGET_EXTRA_SPECS): ...this.
15614 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15615 Richard Sandiford <richard@codesourcery.com>
15616 Julian Brown <julian@codesourcery.com>
15618 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15619 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15620 to the configuration's default CPU.
15621 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15622 Remove default masks.
15623 (m680[012]0-*-*): Set the default with_cpu to the first part of
15625 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15626 (m68k*-*-linux): Extend the --with-cpu handling to...
15627 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15628 and m68010. Don't set target_cpu_default2.
15629 * doc/install.texi: Document --with-cpu for m68k.
15630 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15631 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15632 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15633 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15634 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15635 (ASM_SPEC): Remove use of %(asm_cpu_default).
15636 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15637 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15638 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15639 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15640 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15641 (TARGET_DEFAULT): Delete.
15642 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15643 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15644 (CPP_CPU_SPEC): Delete.
15645 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15646 the appropriate string.
15647 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15648 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15649 (ASM_SPEC): Don't use %(asm_default_spec).
15650 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15651 TARGET_DEFAULT and add MASK_68881.
15652 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15654 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15656 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15657 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15658 MASK_68010 alongside MASK_68020.
15659 * doc/invoke.texi: Document -m68010.
15660 * config/m68k/m68k.opt (m68010): New.
15661 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15663 (TUNE_68010): New macro.
15664 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15665 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15666 (M68K_CPU_m68332): Add MASK_68010.
15667 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15668 fallback definition.
15669 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15671 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15672 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15673 to all entries that use MASK_68020.
15674 (output_move_simode_const, output_move_himode, output_move_qimode)
15675 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15676 instead of TARGET_68020 to select clr behavior. Remove comment
15677 about there being no TARGET_68010.
15678 * config/m68k/m68k.md: Likewise throughout.
15680 2007-01-12 Julian Brown <julian@codesourcery.com>
15682 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15683 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15684 * config/m68k/m68k.md: Likewise.
15686 2007-01-12 Julian Brown <julian@codesourcery.com>
15688 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15689 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15691 2007-01-12 Julian Brown <julian@codesourcery.com>
15693 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15694 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15695 * config/m68k/m68k.md: Likewise.
15697 2007-01-12 Julian Brown <julian@codesourcery.com>
15698 Richard Sandiford <richard@codesourcery.com>
15700 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15701 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15702 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15704 (TARGET_CPU32): Rename to...
15705 (TUNE_CPU32): ...this.
15706 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15707 (TUNE_CFV2): New macros.
15708 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15709 remove conditions that are implied by TARGET_68020.
15710 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15711 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15712 (m68k_output_function_epilogue): Likewise.
15713 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15714 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15715 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15716 non-68000 timings. Refactor multiplication and division costs.
15717 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15718 TUNE_CPU32 instead of TARGET_CPU32.
15719 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15720 and TUNE_68060 instead of TARGET_68060.
15721 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15722 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15724 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15725 && !TARGET_COLDFIRE" to choose between moveq and clr.
15726 Likewise in the unnamed movsf pattern.
15727 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15728 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15731 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15733 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15734 of tabbing before backslashes.
15736 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15738 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15739 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15740 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15742 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15744 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15745 find_interesting_uses_cond.
15746 (find_interesting_uses_cond): Use extract_cond_operands.
15747 (rewrite_use_compare): Use extract_cond_operands and
15748 force_gimple_operand_bsi. Do not call update_stmt.
15749 (determine_use_iv_cost_condition): Use extract_cond_operands.
15750 Return cheaper of using original bound and changing the exit bound.
15752 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15754 PR tree-optimization/29516
15755 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15756 most_expensive_mult_to_index, addr_to_parts,
15757 create_mem_ref, maybe_fold_tmr): Make the type of
15758 fields of TARGET_MEM_REF sizetype.
15759 (move_fixed_address_to_symbol, move_pointer_to_base):
15761 * tree.def (TARGET_MEM_REF): Add comment on types of
15764 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15766 * c-common.c (vector_types_convertible_p): Treat opaque types as
15767 always convertible if they have the same size, but not otherwise.
15769 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15771 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15772 Remove the b_unconditional field.
15773 (noce_try_sign_mask): Do not look at b_unconditional.
15774 (noce_process_if_block): Do not use merge_if_blocks. Update
15775 the CFG here. Do not set b_unconditional.
15776 (cond_move_process_if_block): Likewise.
15777 (find_cond_trap): Likewise.
15778 (check_cond_move_block): Require simple jump insns at the end
15779 of the basic block.
15781 2007-01-11 Jan Hubicka <jh@suse.cz>
15783 PR tree-optimization/1046
15784 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15785 when alias info is not ready.
15786 (pass_tail_recursion): Do not require aliasing.
15787 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15788 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15789 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15790 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15791 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15792 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15793 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15795 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15796 When aliasing is not build, mark statement as volatile.
15798 2007-01-11 Tom Tromey <tromey@redhat.com>
15800 PR preprocessor/15185, PR preprocessor/20989:
15801 * doc/cppopts.texi <-MT>: Update description of algorithm for
15802 computing default target.
15803 <-M, -MD>: Reword "basename" text.
15805 2007-01-11 Roger Sayle <roger@eyesopen.com>
15807 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15808 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15809 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15810 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15811 fold_builtin_bswap, real_constp, fold_builtin_pow,
15812 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15813 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15814 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15815 * convert.c (convert_to_pointer): Likewise.
15816 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15817 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15818 const_binop, fold_convert_const_int_from_int,
15819 fold_convert_const_int_from_real,
15820 fold_convert_const_real_from_real, sign_bit_p,
15821 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15822 fold_sign_changed_comparison, fold_unary, fold_comparison,
15823 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15824 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15825 * print-tree.c (print_node_brief, print_node): Likewise.
15826 * stor-layout.c (place_field, layout_type): Likewise.
15827 * tree-chrec.c (keep_cast): Likewise.
15828 * tree.c (build_vector, build_real, build_real_from_int_cst,
15829 build_complex): Likewise.
15831 2007-01-11 Roger Sayle <roger@eyesopen.com>
15833 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15834 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15836 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15838 * configure.ac (strict1_warn): Rename to strict_warn.
15839 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15840 cc_set_by_configure, quoted_cc_set_by_configure,
15841 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15842 all_boot_languages, all_stagestuff): Remove.
15843 (target_list): Remove bootstrap targets.
15844 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15845 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15846 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15847 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15848 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15849 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15850 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15851 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15852 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15853 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15854 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15855 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15856 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15857 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15858 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15859 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15860 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15861 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15862 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15863 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15864 (mostlyclean): Adjust.
15865 (clean, distclean): Don't mention bootstrap stuff.
15866 * configure: Regenerate.
15867 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15868 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15869 treelang/config-lang.in (stagestuff): Remove.
15870 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15871 stageprofile, stagefeedback, stagestuff): Remove mention.
15873 2007-01-11 Nick Clifton <nickc@redhat.com>
15875 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15877 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15878 (mcore_arith_K_S_operand): Run the test for the S constraint not
15879 the test for the M constraint.
15880 (mcore_addsub_operand): Do not accept integer values that are
15881 larger than 32 bits.
15882 * config/mcore/mcore.md: Remove unused constraints from split.
15883 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15884 (addsi3): Likewise.
15885 (allocate_stack): Likewise.
15886 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15887 operands to 32 bits.
15888 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15890 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15891 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15892 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15893 mcore_output_bclri, mcore_output_andn, output_inline_const,
15894 mcore_output_move, mcore_output_movedouble): Likewise.
15895 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15896 (output_inline_const): Likewise.
15897 (output_inline_const): Fix format strings used in sprintf
15899 * config/mcore/mcore-protos.h: Update prototypes for changed
15900 functions in mcore.c.
15901 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15902 HOST_WIDE_INT and not int.
15903 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15904 CONST_OK_FOR_N): Likewise.
15905 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15906 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15909 2007-01-10 Jan Hubicka <jh@suse.cz>
15911 * tree-vrp.c (remove_range_assertions): Release defs.
15912 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15913 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15915 2007-01-10 Paul Brook <paul@codesourcery.com>
15917 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15918 * config/arm/arm.md (mulsi3subsi): New insn.
15920 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15922 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15923 (tree_transform_and_unroll_loop): New.
15924 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15927 2007-01-10 Robert Kennedy <jimbob@google.com>
15929 * fold-const.c (fold_comparison): Fold comparisons like (x *
15930 1000 < 0) to (x < 0).
15932 2007-01-10 Ian Lance Taylor <iant@google.com>
15934 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15935 operands have the same priority.
15937 2007-01-10 Tom Tromey <tromey@redhat.com>
15939 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15940 (fold_binary): Likewise.
15941 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15942 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15943 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15944 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15945 * langhooks.h (struct lang_hooks): Removed field
15946 'can_use_bit_fields_p'.
15948 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15950 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15952 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15954 * function.c (get_last_funcdef_no): New function.
15955 * function.h (get_last_funcdef_no): Declare.
15956 * tree-inline.c (initialize_cfun): Add initialization.
15957 (tree_function_versioning): Cleanup.
15959 2007-01-10 Jan Hubicka <jh@suse.cz>
15961 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15964 2007-01-10 Sa Liu <saliu@de.ibm.com>
15965 Ben Elliston <bje@au.ibm.com>
15967 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15968 for SAVE_NONLOCAL and Pmode for any other save level.
15969 * spu-protos.h (spu_restore_stack_block): Declare.
15970 * spu.md (save_stack_block): Remove.
15971 (restore_stack_block): Call spu_restore_stack_block.
15972 * spu.c (spu_restore_stack_block): New function.
15973 (spu_expand_epilogue): Remove old comment.
15975 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15977 PR tree-optimization/30322
15978 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15979 (cand_value_at): Return the value as aff_tree.
15980 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15981 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15982 aff_combination_mult): New functions.
15983 (aff_combination_add): Use aff_combination_add_cst.
15984 (aff_combination_convert): Allow conversions to a wider type.
15985 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15986 * tree-affine.h (aff_combination_mult): Declare.
15988 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15990 * doc/tm.texi: Update documentation to reflect reality of exec
15991 and start file search behaviours. Update copyright year.
15992 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15993 header file directories.
15995 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15997 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15998 (*cosxf2): Rename to cosxf2_i387.
15999 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16000 using X87MODEF12 mode macro. Rename patterns to
16001 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16003 (*cosdf2, *cossf2): Ditto.
16004 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16005 to match extended input operands.
16006 (sincos<mode>3): New expander.
16007 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16008 insn patterns and corresponding splitters.
16010 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16012 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16013 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16015 2007-01-09 Nicolas Pitre <nico@cam.org>
16018 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16020 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16022 * target.h (struct gcc_target): New field library_rtti_comdat.
16023 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16024 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16025 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16026 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16028 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16030 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16032 2007-01-08 Richard Guenther <rguenther@suse.de>
16034 * tree.h (force_fit_type_double): Export.
16035 (force_fit_type): Remove.
16036 * fold-const.c (force_fit_type_double): New function.
16037 (force_fit_type): Remove.
16038 (int_const_binop): Use it.
16039 (fold_convert_const_int_from_int): Likewise.
16040 (fold_convert_const_int_from_real): Likewise.
16041 (fold_div_compare): Likewise.
16042 (fold_sign_changed_comparison): Likewise.
16043 (fold_unary): Likewise.
16044 (fold_negate_const): Likewise.
16045 (fold_abs_const): Likewise.
16046 (fold_not_const): Likewise.
16047 * c-common.c (shorten_compare): Use force_fit_type_double.
16048 * convert.c (convert_to_pointer): Likewise.
16050 2007-01-08 Richard Guenther <rguenther@suse.de>
16052 * tree.h (build_int_cst_wide_type): Export.
16053 * tree.c (build_int_cst_wide_type): New function.
16054 (build_int_cst_wide): Fix comment.
16055 * builtins.c (fold_builtin_object_size): Use build_int_cst
16056 to build -1 or 0 of the correct type. Use fit_double_type
16057 to check for overflow.
16058 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16060 (decode_field_reference): Likewise.
16061 (all_ones_mask_p): Likewise.
16062 (native_interpret_int): Use build_int_cst_wide_type.
16063 (fold_binary): Use build_int_cst_type to build an all-ones
16065 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16067 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16069 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16071 2007-01-09 Ben Elliston <bje@au.ibm.com>
16073 * genautomata.c (STATS_OPTION): New option.
16074 (stats_flag): New flag.
16075 (gen_automata_option): Handle it.
16076 (initiate_automaton_gen): Ditto.
16077 (write_automata): Output statistics only if stats_flag is
16078 set. Likewise, output time statistics only if time_flag is set.
16079 * doc/md.texi (Processor pipeline description): Document new flag.
16081 2007-01-08 Richard Guenther <rguenther@suse.de>
16083 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16084 * tree.c (build_int_cst_type): Likewise.
16085 (size_in_bytes): Don't call force_fit_type on the result.
16086 (int_fits_type_p): Use fit_double_type.
16087 * fold-const.c (fit_double_type): New function.
16088 (force_fit_type): Use it.
16089 * tree.h (fit_double_type): Export.
16091 2007-01-08 Jan Hubicka <jh@suse.cz>
16093 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16094 * ipa.c (function_and_variable_visibility): Fix return type.
16096 2007-01-08 Richard Guenther <rguenther@suse.de>
16098 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16099 of offset to build the index.
16100 * tree-pretty-print.c (dump_generic_node): Don't build negated
16101 const just for printing.
16102 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16103 * builtins.c (fold_builtin_int_roundingfn): Check if result
16104 fits the type by using force_fit_type and comparing the result.
16105 * predict.c (predict_loops): Use compare_tree_int for comparison.
16106 * tree.c (build_int_cst): Fall back to integer_type_node for
16108 (build_int_cst_wide): Assert type is non-null.
16110 2007-01-08 Roberto Costa <roberto.costa@st.com>
16112 * tree-vrp.c (extract_range_from_cond_expr): New.
16113 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16114 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16116 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16117 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16118 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16119 used as expressions.
16120 * tree-object-size.c (cond_expr_object_size): New.
16121 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16123 2007-01-08 Jan Hubicka <jh@suse.cz>
16125 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16126 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16129 2007-01-08 Richard Guenther <rguenther@suse.de>
16131 PR tree-optimization/23603
16132 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16133 (extract_range_from_binary): Fall back to truthvalue instead of
16134 varying for TRUTH_*_EXPR.
16135 (extract_range_from_comparison): Fall back to truthvalue instead of
16137 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16138 if all visited PHI values were constant.
16140 2007-01-08 Jan Hubicka <jh@suse.cz>
16142 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16143 (cgraph_analyze_function): break out from ...
16144 (cgraph_finalize_compilation_unit): ... here.
16145 (cgraph_expand_function): Remove forgoten commented out line.
16146 (cgraph_optimize): Analyze functions.
16148 2007-01-08 Jan Hubicka <jh@suse.cz>
16150 * tree-pas.h (TODO_remove_function): New flag.
16151 (TODO_update*): Renumber.
16152 (pass_ipa_increase_alignment,
16153 pass_ipa_function_and_variable_visibility): New passes.
16154 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16155 (cgraph_function_and_variable_visibility): Move to ipa.c
16156 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16157 cgraph_increase_alignment.
16158 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16159 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16160 calling tree-inline.
16161 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16162 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16163 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16164 (gate_increase_alignment): New function.
16165 (pass_ipa_increase_alignment): New pass.
16166 * ipa.c: Inline tree-pass.h and timevar.h
16167 (function_and_variable_visibility): Move here from cgraphunit.c
16168 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16169 * passes.c (init_optimization_passes): Add the two new passes.
16170 (execute_todo): Handle cgraph_remove_functions.
16172 2007-01-08 Nick Clifton <nickc@redhat.com>
16174 * config/frv/predicates.md (reg_or_0_operand): Accept
16177 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16179 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16180 * config.gcc: Add bfin*-rtems*.
16182 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16184 * c.opt: Add -flax-vector-conversions.
16185 * c-typeck.c (convert_for_assignment): Pass flag to
16186 vector_types_convertible_p to allow emission of note.
16187 (digest_init): Likewise.
16188 * c-opts.c: Handle -flax-vector-conversions.
16189 * c-common.c (flag_lax_vector_conversions): New.
16190 (vector_types_convertible_p): Unless -flax-vector conversions
16191 has been passed, disallow conversions between vectors with
16192 differing numbers of subparts and/or element types. If such
16193 a conversion is disallowed, possibly emit a note on the first
16194 occasion only to inform the user of -flax-vector-conversions.
16195 The new last argument specifies this.
16196 * c-common.h (flag_lax_vector_conversions): New.
16197 (vector_types_convertible_p): Add extra argument.
16198 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16199 char_type_node for V*QI type vectors.
16200 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16201 Update to satisfy new typechecking rules.
16202 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16203 C and C++ variants.
16204 * doc/invoke.texi (C Dialect Options): Document
16205 -flax-vector-conversions.
16207 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16209 PR tree-optimization/29877
16210 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16211 a register variable on the RHS to not be replaceable.
16213 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16214 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16215 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16216 const_simm15, const_pow2, const_npow2): Added.
16217 * config/score/misc.md (insv, extv, extzv, movmemsi,
16218 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16219 * config/score/score.c (score_address_cost, score_select_cc_mode):
16221 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16222 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16223 Update score_print_operand.
16224 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16225 Adjust register allocate order and update some macro define.
16226 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16227 mdx_block_move_straight, mdx_block_move_loop_head,
16228 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16229 mdx_block_move): Added.
16230 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16231 mdp_limm): Updated and fix some bug and typo.
16232 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16233 (movsf, movdf, doloop_end): Added.
16235 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16237 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16238 config/arm/thumb2.md: Fix comment typos.
16239 * doc/extend.texi: Fix a typo.
16241 2007-01-07 Eric Christopher <echristo@apple.com>
16243 * configure.ac: Check for __stack_chk_fail for darwin.
16244 * configure: Regenerate.
16246 2007-01-07 Richard Guenther <rguenther@suse.de>
16248 * tree-vrp.c (extract_range_from_assert): CSE calls to
16249 compare_values where possible.
16250 (extract_range_from_unary_expr): Likewise.
16252 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16254 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16255 * config/avr/avr.c (call_insn_operand): Delete function.
16256 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16257 instead of register number. Use predicates.
16258 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16259 call_insn_operand): Add.
16261 2007-01-06 Jan Hubicka <jh@suse.cz>
16263 * tree-pass.h (pass_build_cgraph_edges): Declare.
16264 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16265 (visited_nodes): Remove.
16266 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16267 build_cgrpah_edges; make visited_nodes local.
16268 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16269 (record_references_in_initializer): Move to cgraphbuild.c
16270 (initialize_inline_failed, rebuild_cgraph_edges,
16271 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16272 (verify_cgraph_node): Make visited_nodes local.
16273 (cgraph_analyze_function): Do not call cgraph_create_edges and
16274 initialize_inline_failed.
16275 (cgraph_expand_function): Do not call cgraph_lower_function;
16276 assert that function is already lowered.
16277 * Makefile.in (cgraphbuild.o): New.
16278 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16279 at the end of lowering passes.
16281 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16283 * ifcvt.c (cond_move_convert_if_block): New function, code
16284 factored out from...
16285 (cond_move_process_if_block): ...here. Call the new function
16286 on the THEN and ELSE blocks.
16287 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16288 already takes care of this.
16290 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16293 * tree.h (TREE_OVERFLOW_P): New.
16294 * c-typeck.c (parser_build_unary_op): Warn only if result
16295 overflowed and operands did not.
16296 (parser_build_binary_op): Likewise.
16297 (convert_for_assignment): Remove redundant overflow_warning.
16298 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16300 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16302 * c-typeck.c (store_init_value): Split over two lines to follow
16303 the GNU coding style.
16305 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16307 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16308 __GXX_EXPERIMENTAL_CXX0X__.
16309 * doc/cpp.texi: Same.
16311 2007-01-05 Richard Guenther <rguenther@suse.de>
16313 PR middle-end/27826
16314 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16315 with mismatched types. Instead explicitly build a
16316 conversion NOP_EXPR.
16318 2007-01-05 Ian Lance Taylor <iant@google.com>
16320 * c-common.c (decl_with_nonnull_addr_p): New function.
16321 (c_common_truthvalue_conversion): Call it.
16322 * c-typeck.c (build_binary_op): Likewise.
16323 * c-common.h (decl_with_nonnull_addr_p): Declare.
16325 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16328 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16331 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16333 * doc/install.texi (Final install): Document the fact that
16334 the GNAT runtime should not be stripped.
16336 2007-01-04 Jan Hubicka <jh@suse.cz>
16338 * tree-inline.c (fold_marked_statements): Update operand caches
16339 and EH after folding
16341 2007-01-04 Ian Lance Taylor <iant@google.com>
16343 * c-common.c (check_function_nonnull): Whitespace fix.
16345 2007-01-04 Jan Hubicka <jh@suse.cz>
16347 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16348 comitted older version of patch.
16349 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16350 function, celanup cfg and collect garbage.
16352 2007-01-04 Mike Stump <mrs@apple.com>
16354 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16357 2007-01-04 Eric Christopher <echristo@apple.com>
16359 * libgcc2.c (__bswapsi2): Use SItype.
16360 (__bswapdi2): Use DItype.
16361 * libgcc2.h: Update for above.
16363 2007-01-04 Paul Brook <paul@codesourcery.com>
16365 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16366 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16367 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16368 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16369 umulsi3_highpart): Make conditional on !arm_arch6.
16370 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16371 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16372 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16373 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16374 umulsi3_highpart_v6): New insns.
16376 2007-01-04 Roger Sayle <roger@eyesopen.com>
16378 * fold-const.c (fold_convert): When casting an expression to void,
16379 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16380 have a type. Instead of attempting to build a NOP_EXPR, return
16381 these "special" trees directly.
16383 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16385 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16386 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16387 rs6000_cost->fp not 0 as adjustment for outer NEG.
16389 2007-01-04 Jan Hubicka <jh@suse.cz>
16391 * cgraph.c (cgraph_release_function_body): New function.
16392 (cgraph_remove_node): Use it.
16393 * cgraph.h (cgraph_release_function_body): Declare.
16394 * cgraphunit.c (cgraph_expand_function): Use it.
16395 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16396 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16397 is initialized and while compilation of other function is running.
16398 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16399 statement CFG annotations from here to ...
16400 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16402 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16404 * cfgloop.h (enum li_flags): Make the constants powers of two.
16406 2007-01-04 Jan Hubicka <jh@suse.cz>
16408 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16410 (fold_marked_statements): New function.
16411 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16412 * tree-inline.h (copy_body_data): Add statements_to_fold.
16414 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16416 * config.gcc: Mention libgcc/config.host.
16417 * Makefile.in: Update comments mentioning libgcc.
16418 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16419 (all.cross, start.encap, rest.encap, rest.cross): Update
16420 dependencies for libgcc move.
16421 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16422 (clean-target, clean-target-libgcc): Delete.
16423 (srcdirify, GCC_EXTRA_PARTS): New macros.
16424 (libgcc-support, libgcc.mvars): New rules.
16425 (distclean): Remove mention of mklibgcc.
16426 (install): Don't reference INSTALL_LIBGCC.
16427 (install-common): Don't reference EXTRA_PARTS.
16428 (install-libgcc, install-multilib): Delete rules.
16429 * mklibgcc.in: Delete file.
16430 * doc/configfiles.texi: Don't mention mklibgcc.
16432 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16433 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16434 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16435 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16436 (mklibgcc, ldblspecs): Likewise.
16438 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16439 (posixpre.def): Use $(T).
16440 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16441 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16442 (SHLIB_LINK): Make dummy.
16443 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16445 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16447 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16448 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16449 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16450 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16452 * configure.ac (all_outputs): Remove mklibgcc.
16453 * configure: Regenerated.
16455 2007-01-03 Josh Conner <jconner@apple.com>
16457 PR middle-end/29683
16458 * calls.c (compute_argument_addresses): Set stack and stack_slot
16459 for partial args, too.
16460 (store_one_arg): Use locate.size.constant for the size when
16461 generating a save_area.
16463 2007-01-03 Robert Kennedy <jimbob@google.com>
16465 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16466 whose definitions are deleted due to basic block merging.
16468 2007-01-03 Paul Brook <paul@codesourcery.com>
16471 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16473 (use_return_insn): Return 0 for Thumb interrupt functions.
16474 (print_multi_reg): Add rfe argument for IRQ returns.
16475 (arm_output_epilogue): Pop interrupt return address directly into PC.
16476 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16478 2007-01-03 Paul Brook <paul@codesourcery.com>
16480 Merge from sourcerygxx-4_1.
16481 * config/arm/thumb2.md: New file.
16482 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16484 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16485 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16486 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16487 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16489 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16490 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16492 * config/arm/ieee754-sf.S: Ditto.
16493 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16494 (thumb1_base_register_rtx_p): ... to this.
16495 (thumb_index_register_rtx_p): Rename...
16496 (thumb1_index_register_rtx_p): ... to this.
16497 (thumb_output_function_prologue): Rename...
16498 (thumb1_output_function_prologue): ... to this.
16499 (thumb_legitimate_address_p): Rename...
16500 (thumb1_legitimate_address_p): ... to this.
16501 (thumb_rtx_costs): Rename...
16502 (thumb1_rtx_costs): ... to this.
16503 (thumb_compute_save_reg_mask): Rename...
16504 (thumb1_compute_save_reg_mask): ... to this.
16505 (thumb_final_prescan_insn): Rename...
16506 (thumb1_final_prescan_insn): ... to this.
16507 (thumb_expand_epilogue): Rename...
16508 (thumb1_expand_epilogue): ... to this.
16509 (arm_unwind_emit_stm): Rename...
16510 (arm_unwind_emit_sequence): ... to this.
16511 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16512 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16513 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16514 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16515 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16516 thumb2_output_casesi): New functions.
16517 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16518 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16519 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16520 THUMB2_WORK_REGS): Define.
16521 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16522 arm_condexec_mask, arm_condexec_masklen)): New variables.
16523 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16524 (arm_override_options): Check new CPU capabilities.
16525 Set new architecture flag variables.
16526 (arm_isr_value): Handle v7m interrupt functions.
16527 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16529 (const_ok_for_arm): Handle Thumb-2 constants.
16530 (arm_gen_constant): Ditto. Use movw when available.
16531 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16533 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16534 (thumb_find_work_register, arm_load_pic_register,
16535 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16536 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16537 print_multi_reg, output_mov_long_double_fpa_from_arm,
16538 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16539 output_mov_double_fpa_from_arm, output_move_double,
16540 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16541 output_return_instruction, arm_output_function_prologue,
16542 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16543 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16544 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16545 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16546 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16547 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16549 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16550 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16551 (arm_file_start): Output directive for unified syntax.
16552 (arm_unwind_emit_set): Handle stack alignment instruction.
16553 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16554 Add v6t2, v7, v7a, v7r and v7m.
16555 (RETLDM): Add Thumb-2 code.
16556 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16557 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16558 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16559 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16560 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16561 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16562 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16563 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16564 ADJUST_INSN_LENGTH): Define.
16565 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16566 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16567 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16568 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16569 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16570 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16571 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16572 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16573 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16574 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16575 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16576 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16577 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16578 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16579 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16580 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16581 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16583 * config/arm/arm-tune.md: Regenerate.
16584 * config/arm/arm-protos.h: Update prototypes.
16585 * config/arm/vfp.md: Enable patterns for Thumb-2.
16586 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16587 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16588 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16589 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16590 * config/arm/libunwind.S: Add Thumb-2 code.
16591 * config/arm/constraints.md: Update include Thumb-2.
16592 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16593 * config/arm/ieee754-df.S: Ditto.
16594 * config/arm/bpabi.S: Ditto.
16595 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16596 * config/arm/predicates.md (low_register_operand,
16597 low_reg_or_int_operand, thumb_16bit_operator): New.
16598 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16599 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16600 * config/arm/t-arm-elf: Add armv7 multilib.
16601 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16603 (UNSPEC_STACK_ALIGN, ce_count): New.
16604 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16605 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16607 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16608 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16609 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16610 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16611 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16612 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16614 * doc/extend.texi: Document ARMv7-M interrupt functions.
16615 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16617 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16619 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16620 (struct _Unwind_Context): Rename args_size to flags, remove
16621 signal_frame field, add a new args_size field and version field.
16622 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16623 _Unwind_IsExtendedContext): New inline functions.
16624 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16625 Assume by_value array is only present if _Unwind_IsExtendedContext.
16626 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16627 _Unwind_IsSignalFrame.
16628 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16629 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16630 (uw_init_context_1): Initialize context->flags to
16631 EXTENDED_CONTEXT_BIT.
16632 * config/rs6000/linux-unwind.h (frob_update_context): Use
16633 _Unwind_SetSignalFrame.
16635 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16637 PR middle-end/30353
16638 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16639 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16642 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16644 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16645 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16646 RET, AT_SP): Remove.
16647 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16650 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16651 * cfgbuild.c (find_basic_blocks): Likewise.
16652 * cfgrtl.c (rtl_create_basic_block): Likewise.
16653 * function.c (temp_slots_at_level): Likewise.
16654 * reg-stack.c (stack_regs_mentioned): Likewise.
16655 * regclass.c (allocate_reg_info): Likewise.
16656 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16657 set_bb_for_stmt, move_block_to_fn): Likewise.
16658 * tree-complex.c (tree_lower_complex): Likewise.
16659 * vec.h (VEC_safe_grow_cleared): New.
16661 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16663 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16665 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16666 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16668 * cfgloopmanip.c (scale_loop_frequencies): Export.
16669 (loopify): Scale the frequencies by prescribed coefficients.
16670 (set_zero_probability): New function.
16671 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16672 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16673 and frequencies according to arguments.
16674 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16676 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16677 * modulo-sched.c (sms_schedule): Set probabilities for entering
16678 versioned loop correctly.
16679 * tree-vect-transform.c (vect_transform_loop): Ditto.
16680 * cfgloop.h (loopify, loop_version): Declaration changed.
16681 (scale_loop_frequencies): Declared.
16683 2007-01-02 Jan Hubicka <jh@suse.cz>
16685 * cgraph.c: Include tree-flow.h
16686 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16687 early_local_passes.
16688 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16689 * tree-pass.h (pass_all_early_optimizations): Declare.
16690 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16691 early_local_passes.
16692 (cgraph_analyze_function): Do early_local_passes.
16693 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16694 Do not add referenced vars.
16695 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16697 (gate_all_early_local_passes): New gate.
16698 (pass_early_local_passes): Use new gate.
16699 (execute_early_local_optimizations): New functions.
16700 (gate_all_early_optimizations): New gate.
16701 (pass_all_early_optimizations): New pass.
16702 (execute_free_datastructures): Free SSA only when initialized.
16703 (gate_init_datastructures): Init only when optimizing.
16704 (tree_lowering_passes): Do early local passes when called late.
16705 * tree-profile.c (do_tree_profiling): Don't profile functions added
16707 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16708 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16710 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16711 during early_local_passes.
16712 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16715 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16717 * Makefile.in: Update copyright year.
16719 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16721 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16722 in $(lang_checks) and check-consistency targets.
16724 2007-01-02 Jan Hubicka <jh@suse.cz>
16726 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16727 Do not add referenced vars.
16728 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16730 * passes.c (init_optimization_passes): Put mudflap_2 after
16731 free_datastructures.
16733 2007-01-02 Jan Hubicka <jh@suse.cz>
16735 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16736 Set NOTHROW flag on call statements proved to be nothrow.
16737 Update statement of local calls so new pure/const functions are
16738 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16740 (tree_rest_of_compilation): Register hooks and initialize bitmap
16741 early. Do not set after_inlining flag.
16743 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16745 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16746 HOST_BITS_PER_LONGLONG
16748 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16751 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16752 warning for non-static initializers.
16754 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16756 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16757 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16758 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16759 Always use set_unique_reg_note to add REG_EQUAL notes.
16761 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16764 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16766 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16767 * cfgbuild.c (find_basic_blocks): Likewise.
16768 * cfgrtl.c (rtl_create_basic_block): Likewise.
16769 * function.c (temp_slots_at_level): Likewise.
16770 * reg-stack.c (stack_regs_mentioned): Likewise.
16771 * regclass.c (allocate_reg_info): Likewise.
16772 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16773 set_bb_for_stmt, move_block_to_fn): Likewise.
16774 * tree-complex.c (tree_lower_complex): Likewise.
16775 * vec.h (VEC_safe_grow_cleared): New.
16777 2007-01-02 Ian Lance Taylor <iant@google.com>
16779 * c-common.c (c_common_truthvalue_conversion): When warning about
16780 using an assignment as a truth value, set TREE_NO_WARNING.
16782 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16785 * c.opt (Wold-style-declaration): New.
16786 * doc/invoke.texi (C-only Warning Options): New.
16787 (Wold-style-declaration): Document it.
16788 (Wextra): Enabled by -Wextra.
16789 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16790 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16791 -Wold-style-declaration.
16793 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16795 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16796 * cfgbuild.c (find_basic_blocks): Likewise.
16797 * cfgrtl.c (rtl_create_basic_block): Likewise.
16798 * function.c (temp_slots_at_level): Likewise.
16799 * reg-stack.c (stack_regs_mentioned): Likewise.
16800 * regclass.c (allocate_reg_info): Likewise.
16801 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16802 set_bb_for_stmt, move_block_to_fn): Likewise.
16803 * tree-complex.c (tree_lower_complex): Likewise.
16804 * vec.h (VEC_safe_grow_cleared): New.
16806 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16808 * c-common.c (c_common_nodes_and_builtins): Since variants of
16809 void_type_node get built before it is given a name, we need to
16810 give those variants the name, too.
16811 (complete_array_type): We need to work with the canonical main
16812 type of the array, from which we will build the qualified version.
16813 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16814 * print-tree.c (print_node): Display canonical type information
16816 * stor-layout.c (layout_type): When we don't know the
16817 alignment of a type for which we're building an array, we end up
16818 guessing wrong, so make the type require structural equality.
16819 * tree.c (make_node_stat): When we build a new type, it is its
16820 own canonical type.
16821 (build_type_attribute_qual_variant): When building an attribute
16822 variant, its canonical type is the non-attribute variant. However,
16823 if the attributes are target-dependent and they differ, we need to
16824 use structural equality checks for this type.
16825 (build_qualified_type): A qualified type is not equivalent to its
16826 unqualified variant; set the canonical type appropriately.
16827 (build_distinct_type_copy): When building a distinct type from
16828 another type, the new type is its own canonical type.
16829 (build_variant_type_copy): When building a new type variant, we
16830 assume that it is equivalent to the original type.
16831 (build_pointer_type_for_mode): When building a pointer type, also
16832 build a canonical type pointer.
16833 (build_reference_type_for_mode): When building a reference type,
16834 also build a canonical type reference.
16835 (build_index_type): When we can't hash an index type (e.g.,
16836 because its maximum value is negative), the index type requires
16837 structural equality tests.
16838 (build_array_type): Build the canonical form of an array type.
16839 (build_function_type): Function types require structural equality,
16840 because they contain default arguments, attributes, etc.
16841 (build_method_type_directly): Ditto for method types.
16842 (build_offset_type): Build the canonical offset type.
16843 (build_complex_type): Build the canonical vector type.
16844 (make_vector_type): Build the canonical vector type.
16845 * tree.h (TYPE_CANONICAL): New.
16846 (TYPE_STRUCTURAL_EQUALITY_P): New.
16847 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16848 (struct tree_type): Added "canonical" field.
16849 * params.h (VERIFY_CANONICAL_TYPES): New.
16850 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16851 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16852 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16853 * doc/invoke.texi (verify-canonical-types): Document --param
16854 parameter for verifying canonical types.
16856 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16858 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16859 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16860 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16861 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16863 * config/rs6000/e500.h: New.
16864 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16865 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16867 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16868 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16869 TARGET_E500_DOUBLE): Remove.
16870 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16871 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16872 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16873 * config/rs6000/rs6000.c (rs6000_override_options): Use
16874 CHECK_E500_OPTIONS.
16876 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16878 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16879 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16880 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16881 rs6000_emit_cmove): Don't check TARGET_E500.
16882 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16883 sordered): Don't check TARGET_E500.
16885 2007-01-01 Eric Christopher <echristo@apple.com>
16887 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16888 HARD_REGISTER_NUM_P.
16890 2007-01-01 Roger Sayle <roger@eyesopen.com>
16892 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16893 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16894 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16897 2007-01-01 Mike Stump <mrs@apple.com>
16899 * configure.ac: Remove support for building with Apple's gcc-3.1.
16901 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16903 PR middle-end/30311
16904 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16905 REG is a hard register. Do not modify REG before calling
16907 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16908 multiple of the size of YMODE for certain lowpart cases.
16910 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16912 PR middle-end/30253
16913 * gimplify (voidify_wrapper_expr): Update for
16914 GIMPLE_MODIFY_STMT.
16916 2007-01-01 Andreas Schwab <schwab@suse.de>
16919 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16920 save of BR0 in extra_spill_size instead of spill_size.
16921 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16923 (ia64_expand_epilogue): Restore BR0 from its new location.
16925 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16927 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16928 Use a temporary variable if the left hand side is not a gimple
16931 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16933 * gimplify.c (gimplify_return_expr): Make the temporary variable
16934 for the return expression, a gimple register variable.
16936 2007-01-01 Jan Hubicka <jh@suse.cz>
16938 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16941 2007-01-01 Mike Stump <mrs@apple.com>
16943 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16945 * config/darwin.c (machopic_select_rtx_section): Use
16946 HAVE_GAS_LITERAL16.
16947 (darwin_mergeable_constant_section): Likewise.
16948 * configure: Regenerate.
16949 * config.in: Regenerate.
16951 2007-01-01 Jan Hubicka <jh@suse.cz>
16952 Andrew Pinski <pinskia@gmail.com>
16954 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16955 before starting IPA passes.