1 2007-06-18 Steve Ellcey <sje@cup.hp.com>
3 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
5 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7 PR rtl-optimization/32321
8 * gcse.c (replace_store_insn): Update the note before
9 calling emit_insn_after.
11 2007-06-18 David Daney <ddaney@avtrex.com
15 2007-06-18 David Daney <ddaney@avtrex.com
18 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
21 2007-06-18 David Daney <ddaney@avtrex.com
24 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
27 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
30 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
32 * df-problems.c (df_note_bb_compute): Fix dumping info.
34 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
36 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
37 insn with emit_jump_insn.
39 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
41 PR tree-optimization/32383
42 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
43 * targhooks.h (default_builtin_reciprocal): Update prototype.
44 * target.h (struct gcc_target): Update builtin_reciprocal.
45 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
46 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
47 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
48 when fndecl is in BUILT_IN_MD class.
49 (execute_convert_to_rsqrt): Ditto.
51 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
52 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
53 Convert BUILT_IN_SQRTF code only when md_fn is false.
55 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
57 * bt-load.c (move_btr_def): Fix the order of arguments
58 to validate_replace_rtx.
60 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
62 * config/m68k/m68k-devices.def: Add 54450..54455.
64 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
66 PR rtl-optimization/32366
67 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
68 FLOAT_EXTEND]: Prevent non-scalar modes from entering
71 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
74 * modulo-sched (generate_reg_moves): Added rescan parameter and if
75 this is true, rescan insn being modified.
76 (sms_schedule): Added rescan parameter.
77 (rest_of_handle_sms): Moved freeing of dominance info to before
78 getting out of cfg_layout.
80 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
82 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
83 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
86 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
87 FL_CF_EMAC from the entry for isac.
89 * config/m68k/predicates.md (const_call_operand): Adjust comment.
90 (const_sibcall_operand): New.
91 (sibcall_operand): Use it.
92 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
93 (m68k_isas): ISAC does not imply FPU or EMAC.
94 (override_options): Add ISA_C logic for symbolic jump & call.
96 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
98 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
99 return mode from the builtin itself.
100 (sparc_fold_builtin): Fix cast of zero constant.
102 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
104 * targhooks.c (default_builtin_reciprocal): New default target hook.
105 * targhooks.h (default_builtin_reciprocal): Add prototype.
106 * hooks.c (hook_tree_tree_bool_null): Remove hook.
107 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
108 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
109 default_builtin_reciprocal.
111 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
114 * hooks.c (hook_tree_tree_bool_null): New hook.
115 * hooks.h (hook_tree_tree_bool_null): Add prototype.
116 * tree-pass.h (pass_convert_to_rsqrt): Declare.
117 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
118 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
119 and convert it to reciprocal a*rfunc(b).
120 (execute_convert_to_rsqrt): New function.
121 (gate_convert_to_rsqrt): New function.
122 (pass_convert_to_rsqrt): New pass definition.
123 * target.h (struct gcc_target): Add builtin_reciprocal.
124 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
125 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
126 TARGET_BUILTIN_RECIPROCAL.
127 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
129 * config/i386/i386.h (TARGET_RECIP): New define.
130 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
131 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
132 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
133 and not optimizing for size.
134 (*rcpsf2_sse): New insn pattern.
135 (*rsqrtsf2_sse): Ditto.
136 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
137 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
138 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
139 and not optimizing for size.
140 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
141 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
142 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
143 and not optimizing for size.
144 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
145 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
146 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
147 and not optimizing for size.
148 (*sse_rsqrtv4sf2): Do not export.
150 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
151 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
152 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
153 and not optimizing for size.
155 * config/i386/i386.opt (mrecip): New option.
156 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
157 (ix86_emit_swsqrtsf): Ditto.
158 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
159 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
161 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
162 ix86_expand_unop1_builtin.
163 (ix86_emit_swdivsf): New function.
164 (ix86_emit_swsqrtsf): Ditto.
165 (ix86_builtin_reciprocal): New function.
166 (TARGET_BUILTIN_RECIPROCAL): Use it.
167 (ix86_vectorize_builtin_conversion): Rename from
168 ix86_builtin_conversion.
169 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
170 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
171 "i386 and x86_64 Options" section.
172 (Intel 386 and AMD x86_64 Options): Document -mrecip.
174 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
175 Zdenek Dvorak <dvorakz@suse.cz>
176 Richard Guenther <rguenther@suse.de>
177 Kaz Kojima <kkojima@gcc.gnu.org>
179 * tree-vrp.c (compare_values_warnv): Convert val2 to
181 (extract_range_from_assert): Create
182 POINTER_PLUS_EXPR for pointer types.
183 (extract_range_from_binary_expr): Handle
184 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
186 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
187 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
188 POINTER_PLUS_EXPR as PLUS_EXPR.
189 (number_of_iterations_lt_to_ne):
190 For pointer types, use sizetype when
191 creating MINUS_EXPR/PLUS_EXPRs.
192 (assert_loop_rolls_lt): For pointer types, use sizetype when
193 creating MINUS_EXPR/PLUS_EXPRs.
194 (number_of_iterations_le): Likewise.
195 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
196 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
197 like PLUS_EXPR and MINUS_EXPR.
198 * tree-pretty-print.c (dump_generic_node): Handle
201 (op_symbol_1): Likewise.
202 * optabs.c (optab_for_tree_code): Likewise.
203 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
205 * tree-tailcall.c (process_assignment): Mention
206 POINTER_PLUS_EXPR in a TODO comment.
207 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
208 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
209 not used with a pointer and an integer type.
210 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
211 increment using chrec_convert_rhs instead of chrec_convert.
212 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
213 PLUS_EXPR except for the right hand side's type will be
215 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
216 (fold_used_pointer_cast): Kill.
217 (pointer_offset_p): Kill.
218 (fold_used_pointer): Kill.
219 (pointer_used_p): Kill.
220 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
221 call fold_used_pointer.
222 (instantiate_parameters_1): Convert the increment
223 using chrec_convert_rhs instead of chrec_convert.
224 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
225 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
226 instead of PLUS_EXPR.
227 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
228 PLUS_EXPR for pointers.
229 (std_gimplify_va_arg_expr): Likewise.
230 (fold_builtin_memory_op): Likewise.
231 (fold_builtin_strstr): Likewise.
232 (fold_builtin_strchr): Likewise.
233 (fold_builtin_strrchr): Likewise.
234 (fold_builtin_strpbrk): Likewise.
235 (expand_builtin_memory_chk): Likewise.
236 (fold_builtin_memory_chk): Likewise.
237 (std_expand_builtin_va_start): Use
238 sizetype for the call to make_tree and then convert
240 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
241 instead of PLUS_EXPR for adding to a pointer.
242 (std_gimplify_va_arg_expr): Use fold_build2 for
243 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
244 the operands to sizetype first and then cast the BIT_AND_EXPR
245 back to the pointer type.
246 * fold-const.c (build_range_check): Handle pointer types
248 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
249 of PLUS_EXPR's. Make sure the offset is converted to
251 (try_move_mult_to_index): Strip the NOPs from the offset.
252 Remove code argument and replace all uses with PLUS_EXPR.
253 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
254 specially. Don't use a pointer type for MINUS_EXPR.
255 (fold_unary): Handle for (T1)(X op Y),
256 only p+ as that is the only as that can be handled for
257 binary operators now.
258 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
260 <case PLUS_EXPR>: Add folding of PTR+INT into
262 Don't call try_move_mult_to_index.
263 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
264 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
265 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
266 Don't call try_move_mult_to_index.
267 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
268 (tree_expr_nonzero_p): Likewise.
269 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
270 of PLUS_EXPR for the complex expression folding.
271 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
272 first chrec is a pointer type, then the second should
273 be sizetype and not the first's type.
274 For POINTER_PLUS_EXPR, use a different right hand side type.
275 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
276 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
277 different right hand side type.
278 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
279 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
280 instead of PLUS_EXPR.
281 When either operand is zero, convert the other operand.
282 (chrec_apply): Use chrec_convert_rhs
283 on the argument x instead of chrec_convert.
284 (reset_evolution_in_loop): For pointer types, the new_evol
286 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
287 different right hand side type.
288 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
289 (chrec_convert_rhs): New function.
290 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
291 different right hand side type.
292 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
293 * tree-chrec.h (chrec_convert_rhs): New prototype.
294 (build_polynomial_chrec): For pointer types, the right hand
295 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
296 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
297 Remove subtraction case as it is always addition now.
298 Make sure the offset is converted to sizetype.
299 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
300 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
301 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
302 PLUS_EXPR in pointer type.
303 Handle POINTER_PLUS_EXPR.
304 (tree_to_aff_combination): Likewise.
305 (force_expr_to_var_cost): Likewise.
306 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
307 instead of PLUS_EXPR for pointers.
308 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
309 instead of PLUS_EXPR of pointer types.
310 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
312 (check_va_list_escapes): Likewise.
313 (check_all_va_list_escapes): Likewise.
314 * dwarf2out.c (loc_descriptor_from_tree_1):
315 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
316 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
317 (string_constant): Likewise.
318 * tree-ssa-address.c (tree_mem_ref_addr): When adding
319 the offset to the base, use POINTER_PLUS_EXPR.
320 (add_to_parts): Convert the index to sizetype.
321 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
322 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
323 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
324 Offset only holds something for PLUS_EXPR.
325 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
327 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
329 (analyze_accesses_for_modify_stmt): Likewise.
330 Remove comment about the type being integral type as it is
332 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
334 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
336 Correct the type which the artimentic is done in (is now
339 * tree-data-ref.c (split_constant_offset): Handle
341 * tree-affine.c (tree_to_aff_combination): Likewise.
342 * c-typeck.c (build_unary_op): For pointers create the increment
343 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
345 * gimplify.c (gimplify_self_mod_expr): Create a
346 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
347 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
348 * tree.def (POINTER_PLUS_EXPR): New tree code.
349 * tree-predcom.c (ref_at_iteration): If we have a pointer
350 type do the multiplication in sizetype.
351 * tree-mudflap.c (mf_xform_derefs_1): Create a
352 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
353 * tree-ssa-forwprop.c
354 (forward_propagate_addr_into_variable_array_index):
355 Don't expect there to be a cast for the index as that
356 does not exist anymore.
357 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
358 instead of PLUS_EXPR.
359 Don't check for the first operand of the POINTER_PLUS_EXPR
360 was the index as it cannot be.
361 Call forward_propagate_addr_into_variable_array_index with
362 the SSA_NAME instead of the statement.
363 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
364 (compare_constant): Likewise.
365 (copy_constant): Likewise.
366 (compute_reloc_for_constant): Likewise.
367 (output_addressed_constants): Likewise.
368 (initializer_constant_valid_p): Likewise.
369 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
370 Convert the MIN/MAX of the inner type to the outer
371 type before comparing them.
372 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
373 POINTER_PLUS_EXPR instead of PLUS_EXPR.
374 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
375 of PLUS_EXPR for pointers.
376 * tree-inline.c (estimate_num_insns_1): Handle
378 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
379 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
380 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
381 instead of PLUS_EXPR for the pointer increment statement.
382 (vect_update_ivs_after_vectorizer): For pointer types, create
383 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
384 MULT_EXPR in sizetype.
385 (vect_gen_niters_for_prolog_loop): Add a cast when creating
387 * tree-object-size.c (plus_expr_object_size): Handle
388 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
389 code which is trying to figure out which side is a pointer and
391 (check_for_plus_in_loops_1): Likewise.
392 (check_for_plus_in_loops): Likewise.
393 * c-common.c (pointer_int_sum): Create a
394 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
395 * tree-ssa-structalias.c (handle_ptr_arith): Handle
396 only POINTER_PLUS_EXPR. Removing all the extra
397 code which is trying to figure out which side is a pointer and
399 * tree-cfg.c (verify_expr): Add extra checking for pointers and
400 PLUS_EXPR and MINUS_EXPR.
401 Also add checking to make sure the operands of POINTER_PLUS_EXPR
403 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
404 with make_tree, instead of a pointer type.
405 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
406 for pointers instead of PLUS_EXPR.
407 (s390_gimplify_va_arg): Likewise.
408 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
409 instead of PLUS_EXPR when doing addition on pointer
410 types. Use sizetype for the second operand.
411 (spu_gimplify_va_arg_expr): Likewise.
412 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
413 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
414 a pointer. Don't create a BIT_AND_EXPR for pointer types.
415 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
416 for the pointer addition and also use size_int/sizetype
418 (ix86_gimplify_va_arg): Likewise.
419 Perform BIT_AND_EXPR on sizetype arguments.
420 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
421 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
422 for the pointer additions and also use size_int for the offsets.
423 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
424 additions and also use size_int for the offsets. Perform
425 BIT_AND_EXPR on sizetype arguments.
426 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
427 POINTER_PLUS_EXPR for pointers and create the
428 BIT_AND_EXPR in sizetype.
429 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
430 instead of PLUS_EXPR for pointer addition.
431 (rs6000_va_start): Likewise.
432 Also use sizetype for the offset.
433 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
434 as PLUS_EXPR/MINUS_EXPR.
435 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
436 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
437 Don't use BIT_AND_EXPR on a pointer type, convert the
438 expression to sizetype first.
439 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
441 (mips_gimplify_va_arg_expr): Likewise.
442 Don't create BIT_AND_EXPR in a pointer type.
444 2007-06-15 Eric Christopher <echristo@apple.com>
446 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
447 (x86_64-*-darwin*): Ditto.
448 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
451 2007-06-15 Matthew Wilcox <matthew@wil.cx>
453 * doc/extend.texi: Document behavior of __attribute__((aligned))
456 2007-06-15 Mark Mitchell <mark@codesourcery.com>
458 * rtlanal.c (note_stores): Improve documentation.
460 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
462 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
463 LOCAL_LABEL_PREFIX): Delete.
464 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
465 (bfin_internal_label): Delete.
467 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
469 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
470 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
471 otherwise define to LIBGCC2_TF_CEXT.
472 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
473 (LIBGCC_TF_CEXT): Ditto.
476 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
478 PR rtl-optimization/32339
479 * df-scan.c (df_uses_record): Don't modify flags but just add to
480 it for df_ref_record.
482 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
484 * tree-mudflap.c: Fix whitespace issues.
486 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
488 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
490 2007-06-14 Eric Christopher <echristo@apple.com>
492 * config/i386/sse.md (movdi_to_sse): Rewrite body.
493 (movv4sf): Use gcc_unreachable instead of abort.
495 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
498 * config/i386/sfp-machine.h (CMPtype): New define.
499 (mach stubs): Use CMPtype instead of int as a return type.
501 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
503 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
504 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
505 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
506 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
507 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
508 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
509 config/soft-fp/soft-fp.h: Update from glibc CVS.
511 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
513 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
515 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
518 * config/v850/v850.c: Include dataflow header file.
519 (substitute_ep_register): Fix typo.
521 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
523 * configure.ac: Fix earlier checkin.
524 * configure: Regenerated.
526 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
528 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
529 * aclocal.m4: Regenerate.
530 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
531 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
532 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
533 * configure: Regenerate.
534 * Makefile.in (LOOSE_WARN): Subst loose_warn.
536 * Makefile.in (quickstrap): Build libgcc too.
538 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
540 * configure.ac: Add --enable-checking=df. Explicitly mention that
541 the variables are initialized as for "release".
543 * configure: Regenerate.
544 * config.in: Regenerate.
546 2007-06-14 Bob Wilson <bob.wilson@acm.org>
548 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
549 validate_replace_rtx instead of replace_rtx.
550 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
552 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
554 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
555 (DWARF2_UNWIND_INFO): Override default if configured with
557 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
558 (ENDFILE_SPEC): Add crtend.o.
559 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
560 (ENDFILE_SPEC): Add crtend.o.
561 (TARGET_USE_JCR_SECTION): Define.
562 (MD_UNWIND_SUPPORT): Define for 32-bit target.
564 * config/i386/cygming-crtbegin.c: New file.
565 * config/i386/cygming-crtend.c: New file.
567 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
569 * config/i386/w32-unwind.h: New file.
571 2007-06-13 Eric Christopher <echristo@apple.com>
573 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
574 the user set a value below STACK_BOUNDARY.
576 2007-06-13 Thiemo Seufer <ths@networkno.de>
578 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
579 imply -lpthread for -pthread.
581 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
583 * basic-block.h: Remove the prototype for
584 free_basic_block_vars.
585 * cfglayout.h: Remove the prototype for
586 insn_locators_initialize.
587 * tree.h: Remove the prototype for emit_line_note.
589 * tree-ssa-pre.c (mergephitemp): Remove.
590 (init_pre): Don't use mergephitemp.
592 2007-06-13 Eric Christopher <echristo@apple.com>
594 * config/i386/i386.c (override_options): If we've specified
595 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
597 2007-06-13 Bob Wilson <bob.wilson@acm.org>
599 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
602 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
604 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
605 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
606 (eh_store_handler): New pattern.
607 (eh_return): Emit it instead of a plain move.
609 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
611 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
612 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
613 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
616 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
618 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
619 (find_next_insn_start, find_load): New functions.
620 (bfin_reorg): Use them to deal with the fact that parallel insns are
621 no longer represented as a SEQUENCE.
623 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
625 * config/sparc/sparc.c (sparc_override_options): Initialize
628 2007-06-13 Dave Korn <dave.korn@artimi.com>
630 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
633 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
635 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
636 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
637 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
638 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
639 tree-vect-transform.c: Fix comment typos. Follow spelling
642 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
644 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
645 to the exit block use set.
646 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
647 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
649 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
651 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
652 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
653 to indicate an error.
654 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
655 (dbg_cnt_process_opt): Print an error on a bad argument.
656 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
657 * common.opt (-fdbg-cnt-list): New.
658 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
660 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
662 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
663 flag on ref-all pointers.
665 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
668 * expr.c (expand_expr_addr_expr_1): Call expand_expr
669 for the offset with the modifier as EXPAND_INITIALIZER
670 if the modifier is EXPAND_INITIALIZER.
671 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
672 a register if we had an overflow.
674 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
676 * real.c (real_isfinite): New.
678 * real.h (real_isfinite): New.
679 * builtins.c: Use it.
681 2007-06-12 Ian Lance Taylor <iant@google.com>
682 Daniel Berlin <dberlin@dberlin.org>
685 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
686 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
687 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
688 (DECL_NO_TBAA_P): Define.
689 (struct tree_decl_common): Add no_tbaa_flag field.
690 * tree-ssa-structalias.c (struct variable_info): Add
691 no_tbaa_pruning field.
692 (new_var_info): Initialize no_tbaa_pruning field.
693 (unify_nodes): Copy no_tbaa_pruning field.
694 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
695 (dump_solution_for_var): Print no_tbaa_pruning flag.
696 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
698 (compute_tbaa_pruning): New static function.
699 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
700 Call compute_tbaa_pruning.
701 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
702 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
703 * gimple-low.c (lower_stmt): Likewise.
704 * tree-gimple.c (is_gimple_stmt): Likewise.
705 * tree-ssa-operands.c (get_expr_operands): Likewise.
706 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
707 * tree-inline.c (estimate_num_insns_1): Likewise.
708 (copy_result_decl_to_var): Likewise.
709 * expr.c (expand_expr_real_1): Likewise.
710 * tree-pretty-print.c (dump_generic_node): Likewise.
711 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
712 * omp-low.c (omp_copy_decl_2): Likewise.
713 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
714 * doc/c-tree.texi (Expression trees): Document
715 CHANGE_DYNAMIC_TYPE_EXPR.
717 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
719 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
720 with !HONOR_NANS and !HONOR_INFINITIES.
721 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
723 2007-06-12 Tristan Gingold <gingold@adacore.com>
725 * gcov.c: Comments updated.
726 (source_info): Add file_time field.
727 (source_index): New variable.
728 (mutiple_files): New variable.
729 (generate_results): New function extracted from process_file.
730 (process_file): Save and restore chain of functions, generate
731 results and free structures only if not merging results.
732 (release_structures): File names are now freed in create_file_names
733 (create_file_names): Free previous file names.
734 (find_source): File date is now read here and modifications in
735 source files is checked here.
736 (read_graph_file): Only reverse order of functions for the current
738 (make_gcov_file_name): Do not generate long names if input_name is
740 (output_lines): If merging results do not display graph, data and
742 Checking source file modification is done in find_source.
744 * doc/gcov.texi: Append an s to sourcefile.
746 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
748 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
749 (forced_nop): New pattern.
750 * config/bfin/bfin.c: Include "df.h".
751 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
752 (bfin_discover_loop): Use df_get_live_in instead of
753 global_live_at_start.
754 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
755 df_analyze when done.
756 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
757 the insns. Use QImode for the final insn in a bundle. Call
758 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
760 (reorder_var_tracking_notes): New function.
761 (bfin_reorg): Pass no argument to split_all_insns. Don't call
762 update_life_info. Call df_analyze after scheduling and bundle
763 generation. Call reorder_var_tracking_notes if generating these notes.
764 Call df_finish_pass at the end.
766 2007-06-12 Dirk Mueller <dmueller@suse.de>
768 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
769 a comparison, not an assignment.
771 2007-06-12 Olivier Hainque <hainque@adacore.com>
773 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
774 Request walking the subtrees only, leaving the current is_lhs/val_only
776 (convert_non_local_reference): Likewise.
778 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
780 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
782 2007-06-12 Richard Guenther <rguenther@suse.de>
784 PR tree-optimization/15353
785 PR tree-optimization/31657
786 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
787 * timevar.def: Add TV_TREE_IFCOMBINE.
788 * tree-pass.h (pass_tree_ifcombine): Declare.
789 * tree-ssa-ifcombine.c: New file.
790 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
791 * tree-flow.h (blocks_in_phiopt_order): Declare.
792 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
793 (tree-ssa-ifcombine.o): New dependencies.
795 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
797 PR rtl-optimization/32293
798 * combine.c (simplify_if_then_else): Truncate return from
799 nonzero_bits() to correct mode.
801 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
803 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
804 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
806 2007-06-11 Diego Novillo <dnovillo@google.com>
808 * Makefile.in (reload1.o-warn): Remove.
810 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
812 * combine.c (subst): Use reg_overlap_mentioned_p
813 instead of comparing register numbers directly.
815 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
817 * reload1.c (mark_home_live_1): Use the mode parameter.
819 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
821 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
822 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
826 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
828 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
830 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
832 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
833 from integer registers.
834 (FP mode splitters): Handle TFmode.
836 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
838 * tree-ssa-structalias.c (find_what_p_points_to): Return false
839 for ref-all pointers that point-to anything.
841 2007-06-11 Joseph Myers <joseph@codesourcery.com>
843 * config/arm/arm.c (arm_output_dwarf_dtprel,
844 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
846 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
848 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
849 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
852 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
854 * gcc/tree.c (signed_or_unsigned_type_for): New.
855 (unsigned_type_for): Use signed_or_unsigned_type_for.
856 (signed_type_for): Use signed_or_unsigned_type_for.
857 * gcc/tree.h (signed_or_unsigned_type_for): New.
858 (get_signed_or_unsigned_type): Remove.
859 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
860 lang_hooks.types.signed_type
861 (size_diffop): Likewise.
862 (all_ones_mask_p): Likewise.
863 (build_range_check): Likewise.
864 (fold_cond_expr_with_comparison): Likewise.
865 (fold_cond_expr_with_comparison): Likewise.
866 (unextend): Likewise.
867 (extract_muldiv_1): Likewise.
868 (fold_single_bit_test_into_sign_test): Likewise.
869 (fold_binary): Likewise.
870 (fold_ternary): Likewise.
871 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
872 instead of get_signed_or_unsigned_type.
873 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
874 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
875 * gcc/expr.c (signed_or_unsigned_type_for): Use
876 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
877 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
878 (lhd_signed_or_unsigned_type): Remove.
879 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
880 signed_or_unsigned_type.
881 (lhd_signed_or_unsigned_type): Remove.
882 * gcc/expmed.c (make_tree): Use signed_type_for instead of
883 lang_hooks.types.signed_type.
884 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
885 c_common_signed_type instead of lang_hooks.types.signed_type.
886 (c_common_unsigned_type): New.
887 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
888 (shorten_compare): Use c_common_unsigned_type instead of
889 c_common_signed_or_unsigned_type.
890 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
892 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
893 lang_hooks.types.signed_type.
894 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
895 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
896 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
897 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
898 instead of unsigned_type_for.
899 * gcc/c-decl.c (groakdeclarator): Likewise.
900 * gcc/c-typeck.c (convert_for_assignment): Likewise.
901 * gcc/c-common.h (c_common_unsigned_type): New.
903 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
906 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
907 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
909 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
912 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
913 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
915 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
916 Sebastian Pop <sebpop@gmail.com>
918 * lambda-code.c (remove_iv): New.
919 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
921 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
923 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
924 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
925 * tree-ssa-loop-prefetch.c: Include optabs.h.
926 (FENCE_FOLLOWING_MOVNT): New macro.
927 (struct mem_ref): Add independent_p and storent_p fields.
928 (record_ref): Initalize the new fields.
929 (gather_memory_references_ref): Return true if the reference
931 (gather_memory_references): Check whether all memory accesses
932 in loop were recorded.
933 (should_issue_prefetch_p): Return false for nontemporal stores.
934 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
935 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
936 (determine_loop_nest_reuse): Detect independent memory references.
937 (loop_prefetch_arrays): Call mark_nontemporal_stores.
938 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
939 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
940 * config/i386/i386.h (x86_mfence): Declare.
941 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
942 * config/i386/i386.c (x86_mfence): New variable.
943 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
945 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
946 * optabs.c (init_optabs): Initialize storent_optab.
947 * optabs.h (enum optab_index): Add OTI_storent.
948 (storent_optab): Declare.
949 * genopinit.c (optabs): Add initialization for storent_optab.
950 * tree.h (MOVE_NONTEMPORAL): New macro.
951 * expr.c (expand_assignment, store_expr, store_constructor_field,
952 store_constructor, store_field, expand_expr_real_1): Propagate
953 nontemporality of the expanded store.
954 (emit_storent_insn): New function.
955 * expr.h (expand_assignment, store_expr): Declaration changed.
956 * function.c (assign_parm_setup_reg): Pass false as nontemporality
957 to expand_assignment.
958 * stmt.c (expand_asm_expr): Ditto.
959 * calls.c (initialize_argument_information): Pass false as
960 nontemporality to store_expr.
961 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
964 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
966 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
968 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
970 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
972 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
973 and allow DECL_P here.
975 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
977 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
978 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
979 track of the size of the expression.
980 * cfghooks.c (merge_blocks): Remove block from loops structure only
981 after call of the merge_blocks hook.
983 2007-06-09 Tom Tromey <tromey@redhat.com>
985 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
986 (deprecated_state): Removed.
987 (start_decl): Update.
988 (enum deprecated_states): Moved earlier.
989 (groktypename): Update.
990 (push_parm_decl): Likewise.
991 (grokfield): Likewise.
992 (start_function): Likewise.
994 2007-06-09 Ian Lance Taylor <iant@google.com>
996 PR tree-optimization/32169
997 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
998 CONVERT_EXPR, check whether min and max both converted to an
999 overflow infinity representation.
1001 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1003 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1004 not inserted on the edge.
1006 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1008 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1009 instructions if they are supported.
1010 (__divsi3, __umodsi3, __modsi3): Likewise.
1011 (__ashldi3, __ashrdi3, __lshrdi3): New.
1012 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1014 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1015 Tony Linthicum <tony.linthicum@amd.com>
1017 * doc/extend.texi: Add fvect-cost-model flag.
1018 * common.opt (fvect-cost-model): New flag.
1019 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1020 cost fields in stmt_vec_info struct for STMT.
1021 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1022 fields in stmt_vec_info struct and access functions for the same.
1023 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1024 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1025 load, store and vector to scalar operation.
1026 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1027 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1028 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1029 (TARG_VEC_STORE_COST): Define cost of vector store.
1030 (vect_estimate_min_profitable_iters): Define new function.
1031 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1032 check to evaluate if loop iterations are less than minimum profitable
1033 iterations determined by cost model or minimum vect loop bound defined
1034 by user, whichever is more conservative.
1035 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1036 run-time check to evaluate if loop iterations are less than minimum
1037 profitable iterations determined by cost model or minimum vect loop
1038 bound defined by user, whichever is more conservative.
1039 (vect_estimate_min_profitable_iterations): New function to estimate
1040 mimimimum iterartions required for vector version of loop to be
1041 profitable over scalar version.
1042 (vect_model_reduction_cost): New function.
1043 (vect_model_induction_cost): New function.
1044 (vect_model_simple_cost): New function.
1045 (vect_cost_strided_group_size): New function.
1046 (vect_model_store_cost): New function.
1047 (vect_model_load_cost): New function.
1048 (vectorizable_reduction): Call vect_model_reduction_cost during
1050 (vectorizable_induction): Call vect_model_induction_cost during
1052 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1053 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1054 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1055 vectorizable_promotion, vectorizable_demotion): Call
1056 vect_model_simple_cost during analysis phase.
1058 2007-06-08 Simon Baldwin <simonb@google.com>
1060 * reg-stack.c (get_true_reg): Readability change. Moved default case
1061 label into direct switch statement scope.
1063 2007-06-08 Simon Baldwin <simonb@google.com>
1065 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1066 in gcc_assert() with '==' comparison.
1068 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1070 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1071 TARGET_ABM handling of x86_popcnt variable.
1073 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1075 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1076 __builtin_copysignq and __builtin_infq built-in functions.
1078 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1080 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1081 SSE4.2 section. Correct built-in function names in SSE4A section.
1083 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1085 PR tree-optimization/32243
1086 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1087 for ncopies after ratio check between nunits_out and nunits_in.
1088 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1090 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1092 PR tree-optimization/32224
1093 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1094 vectorization upon a non GIMPLE_MODIFY_STMT.
1096 2007-06-08 Christian Bruel <christian.bruel@st.com>
1099 * config/sh/sh.md (doloop_end): New pattern and splitter.
1100 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1102 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1105 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1107 (verify_dominators): Do not change dominance tree.
1109 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1111 * config/sh/constraints.md: New file.
1112 * config/sh/sh.c: Include tm-constrs.h.
1113 (reg_class_from_letter): Remove.
1114 (prepare_cbranch_operands): Use satisfies_constraint_*
1115 function instead of macro.
1116 (andcosts, broken_move, sh_secondary_reload): Likewise.
1117 * config/sh/predicates.md (trapping_target_operand): Likewise.
1118 (and_operand, arith_operand, arith_reg_or_0_operand,
1119 cmp_operand, logical_operand, target_operand,
1120 ua_address_operand, ua_offset, xor_operand): Likewise.
1121 * config/sh/sh.md: Include constraints.md.
1122 (*movsicc_t_false): Use satisfies_constraint_* function
1124 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1125 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1126 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1127 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1128 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1129 (REG_CLASS_FROM_CONSTRAINT): Remove.
1130 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1131 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1132 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1133 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1134 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1135 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1136 function instead of macro.
1137 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1138 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1139 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1140 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1141 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1142 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1143 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1144 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1145 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1146 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1147 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1148 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1149 EXTRA_CONSTRAINT_STR): Likewise.
1150 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1152 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1154 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1156 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1159 * c-common.h (flag_cpp0x): Replaced by...
1160 (cxx_dialect): ... this new variable specifying the C++ dialect that
1162 * c-common.c (flag_cpp0x): Removed.
1163 (cxx_dialect): Defined.
1164 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1166 * c-opts.c (c_common_post_options): Likewise.
1167 (set_std_cxx98): Set cxx_dialect to cxx98.
1168 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1170 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1171 Hui-May Chang <hm.chang@apple.com>
1173 * doc/invoke.texi (Darwin Options): Update documentation for
1174 -mmacosx-version-min.
1175 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1176 * config/darwin-driver.c: New file.
1177 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1178 * config/t-darwin (darwin-driver.o): New rule.
1180 * config/darwin-c.c (version_as_macro): Ignore low digit.
1182 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1185 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1186 (CSGNMODE): New mode macro.
1187 (CSGNVMODE): New mode attribute.
1188 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1189 expander using CSGNMODE mode macro. Handle TFmode.
1190 (copysign<mode>3_const): Rename from copysignsf3_const and
1191 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1193 (copysign<mode>3_var): Rename from copysignsf3_var and
1194 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1196 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1197 mode macro. Handle TFmode.
1198 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1199 (iortf3, *iortf3): Ditto.
1200 (xortf3, *xortf3): Ditto.
1201 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1202 TFmode and TImode masks.
1203 (ix86_expand_copysign): Expand TFmode copysign insn.
1204 (IX86_BUILTIN_INFQ): New.
1205 (IX86_BUILTIN_FABSQ): Ditto.
1206 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1207 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1208 [__builtin_fabsq]: Ditto.
1209 [__builtin_copysignq]: Ditto.
1210 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1211 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1212 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1213 ix86_expand_binop_builtin().
1215 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1217 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1219 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1222 * rtl.h (push_to_sequence2): New.
1223 * emit-rtl.c (push_to_sequence2): New.
1224 * function.c (assign_parm_data_all): Add new fields.
1225 (assign_parm_setup_block): Call push_to_sequence2 instead of
1227 (assign_parm_setup_reg): Ditto.
1228 (assign_parm_setup_stack): Ditto.
1229 (assign_parms_unsplit_complex): Ditto.
1230 (assign_parms): Change field name.
1232 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1234 PR tree-optimization/32220
1235 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1236 phi node is reached before defining statement.
1238 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1241 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1242 after changing the right hand side of the assignment.
1244 2007-06-06 Eric Christopher <echristo@apple.com>
1246 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1247 (x86_64-*-darwin*): Ditto.
1248 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1249 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1251 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1253 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1255 (add_key): Likewise.
1256 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1257 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1259 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1260 (add_cost_one_coalesce): Likewise.
1261 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1262 variable names. Rename orig to orig_name for consistency.
1263 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1265 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1266 (record_equivalences_from_stmt): Likewise.
1267 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1268 the coding conventions.
1269 (memory_ssa_name_same): Likewise.
1270 (dse_optimize_stmt): Likewise.
1271 (dse_record_phis): Likewise.
1272 (dse_finalize_block): Likewise.
1273 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1274 keywords as variable names.
1275 (may_move_till): Cast according to the coding conventions.
1276 (force_move_till_expr): Avoid using C++ keywords as variable names.
1277 (force_move_till): Cast according to the coding conventions.
1278 (memref_hash): Likewise.
1279 (memref_eq): Likewise.
1280 (gather_mem_refs_stmt): Likewise.
1281 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1282 keywords as variable names.
1283 (idx_find_step): Cast according to the coding conventions.
1284 (idx_record_use): Likewise.
1285 (find_depends): Likewise.
1286 (prepare_decl_rtl): Likewise.
1287 (mbc_entry_hash): Likewise.
1288 (mbc_entry_eq): Likewise.
1289 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1290 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1291 (idx_infer_loop_bounds): Cast according to the coding conventions.
1292 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1293 * tree-ssa-math-opts.c (occ_new ): Likwise.
1294 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1296 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1298 (add_use_op): Likewise.
1299 (add_vop): Likewise.
1300 (add_vuse_op): Likewise.
1301 (add_vdef_op): Likewise.
1302 (get_expr_operands): Likewise.
1303 (push_stmt_changes): Use type safe memory macros.
1304 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1305 keywords as variable names.
1306 (conditional_replacement): Likewise.
1307 (minmax_replacement): Likewise.
1308 (abs_replacement): Likewise.
1309 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1311 (insert_fake_stores): Avoid using C++ keywords as variable names.
1312 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1314 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1315 (heapvar_insert): Use type safe memory macros.
1316 (new_var_info): Cast according to the coding conventions.
1317 (new_constraint): Likewise.
1318 (remove_preds_and_fake_succs): Use type safe memory macros.
1319 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1321 (thread_single_edge): Likewise.
1322 (thread_through_loop_header): Likewise.
1324 2007-06-06 Eric Christopher <echristo@apple.com>
1326 * config/i386/i386.c (override_options): Move handling
1327 of TARGET_SUBTARGET* earlier.
1329 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1331 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1334 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1336 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1337 emited outside of basic block.
1338 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1340 * rtl.h (delete_insn_chain): Declaration changed.
1341 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1343 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1344 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1345 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1346 to delete_insn_chain.
1347 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1348 do not have bb field set.
1349 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1351 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1352 * cfgcleanup.c (try_optimize_cfg): Ditto.
1354 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1356 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1357 (lambda_body_vector_new): Use type safe memory macros.
1358 (lambda_linear_expression_new): Likewise.
1359 (lambda_loopnest_new): Likewise.
1360 (lambda_lattice_new): Likewise.
1361 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1362 conventions. Use type safe memory macros.
1363 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1364 (lambda_body_vector_s): Likewise.
1365 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1366 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1368 2007-06-06 Richard Guenther <rguenther@suse.de>
1370 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1371 if we need to schedule cfg_cleanup.
1372 (tree_ssa_forward_propagate_single_use_vars): Do so.
1374 2007-06-06 Ian Lance Taylor <iant@google.com>
1376 * fold-const.c (merge_ranges): If range_successor or
1377 range_predecessor fail, just return 0.
1379 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1381 PR tree-optimization/32216
1382 * tree-vectorizer.c (supportable_widening_operation): Determine
1383 signedness of FIX_TRUNC_EXPR from output operand.
1384 (supportable_narrowing_operation): Ditto.
1385 * tree-vect-generic.c (expand_vector_operations_1): Determine
1386 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1389 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1391 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1392 (struct pta): ...from here. Change flags to unsigned to avoid
1393 excessive casting (as it is used as a bit mask).
1394 (override_options): Add casts according to the coding convenventions.
1395 (x86_64_elf_unique_section): Likewise.
1396 (examine_argument): Avoid using C++ keywords as variable names.
1397 (construct_container): Likewise.
1398 (legitimize_pic_address): Likewise.
1399 (get_dllimport_decl): Cast according to the coding conventions. Use
1400 type safe memory macros.
1401 (legitimize_address): Cast according to the coding conventions.
1402 (emit_i387_cw_initialization): Corrected the type of slot to enum
1404 (ix86_init_machine_status): Use type safe memory macros.
1405 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1406 (bdesc_pcmpistr): Likewise.
1407 (bdesc_crc32): Likewise.
1408 (bdesc_sse_3arg): Likewise.
1409 (bdesc_2arg): Likewise.
1410 (bdesc_1arg): Likewise.
1411 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1412 (ix86_expand_sse_pcmpistr): Likewise.
1413 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1414 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1415 int to match the langhook definition.
1416 (ix86_builtin_conversion): Change the type of code to unsigned init to
1417 match the langhook definition.
1418 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1420 (ix86_preferred_output_reload_class): Likewise.
1421 (ix86_cannot_change_mode_class): Likewise.
1422 (ix86_memory_move_cost): Likewise.
1423 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1424 avoid excessive casting later on.
1425 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1427 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1430 as flags setting insn.
1431 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1433 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1435 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1436 (UNSPEC_ROUND): New.
1437 ("sse4_1_round<mode>2"): New insn pattern.
1438 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1440 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1441 expander using SSEMODEF mode macro. Expand using
1442 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1443 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1444 expander using SSEMODEF mode macro. Expand using
1445 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1446 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1447 expander using SSEMODEF mode macro. Expand using
1448 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1449 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1450 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1451 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1454 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1455 Sebastian Pop <sebpop@gmail.com>
1457 * lambda.h (build_linear_expr): New.
1458 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1459 Use build_linear_expr, call fold and force_gimple_operand.
1460 (lambda_loopnest_to_gcc_loopnest): Check that there is
1461 something to insert.
1462 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1464 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1466 PR preprocessor/23479
1467 * doc/extend.texi: Document the 0b-prefixed binary integer
1470 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1472 PR tree-optimization/32215
1473 * tree-vectorizer.c (supportable_widening_operation): Return false
1474 for unsupported FIX_TRUNC_EXPR tree code.
1475 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1477 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1479 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1480 register on SPE targets. Change documentation to reflect
1482 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1483 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1484 out of the register allocation pool.
1485 (rs6000_reg_live_or_pic_offset_p): New function.
1486 (rs6000_emit_prologue): Move the actual saving of LR up to free
1487 r0 for holding r11. Split saving of SPE 64-bit registers into
1488 its own case. Ensure that offsets will always be in-range for
1489 'evstdd' by using r11 as a scratch register to point at the start
1490 of the SPE save area. Save r11 if necessary, as it is the static
1492 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1493 into its own case. Ensure that offsets will always be in-range
1494 for 'evldd' by using r11 as a scratch register to point at the
1495 start of the SPE save area. Also adjust r11 when restoring
1496 the stack pointer to compensate for pre-loading r11.
1498 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1500 * cfg.c (init_flow): Use type safe memory macros.
1501 (alloc_block): Likewise.
1502 (unchecked_make_edge): Likewise.
1503 (dump_flow_info): Avoid using C++ keywords as variable names.
1504 (copy_original_table_clear): Cast according to the coding conventions.
1505 (copy_original_table_set): Likewise.
1506 * cfgexpand (label_rtx_for_bb): Likewise.
1507 (expand_gimple_basic_block): Likewise.
1508 * cfghooks.c (dump_bb): Likewise.
1509 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1511 (lv_add_condition_to_bb): Likewise.
1512 * cfglayout (relink_block_chain): Cast according to the coding
1514 (fixup_reorder_chain): Likewise.
1515 (fixup_fallthru_exit_predecessor): Likewise.
1516 * cfgloop.c (glb_enum_p): Likewise.
1517 (get_exit_description): Likewise.
1518 (dump_recorded_exit): Likewise.
1519 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1520 (struct loop): ... from here.
1521 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1523 * cfgrtl.c (rtl_create_basic_block): Likewise.
1524 (rtl_split_block): Likewise.
1525 (rtl_dump_bb): Likewise.
1526 (cfg_layout_split_block): Likewise.
1527 (init_rtl_bb_info): Use typesafe memory macros.
1529 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1530 * graphds.h: Updated all usages of edge to graph_edge.
1531 * graphds.c: Likewise.
1532 * cfgloopanal.c: Likewise.
1534 2007-06-05 Ian Lance Taylor <iant@google.com>
1536 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1537 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1538 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1540 (test_for_singularity): Likewise.
1542 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1544 * config/i386/constraints.md ("Y2"): Replaced by ...
1546 * config/i386/i386.md: Likewise.
1547 * config/i386/mmx.md: Likewise.
1548 * config/i386/sse.md: Likewise.
1550 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1552 * config/i386/constraints.md ("z"): Replaced by ...
1554 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1555 (sse4_1_blendvps): Likewise.
1556 (sse4_1_pblendvb): Likewise.
1557 (sse4_2_pcmpestr): Likewise.
1558 (sse4_2_pcmpestrm): Likewise.
1559 (sse4_2_pcmpestr_cconly): Likewise.
1560 (sse4_2_pcmpistr): Likewise.
1561 (sse4_2_pcmpistrm): Likewise.
1562 (sse4_2_pcmpistr_cconly): Likewise.
1564 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1566 * matrix-reorg.c (transform_access_sites): Fix computation.
1567 (transform_allocation_sites): Same.
1569 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1571 * config/i386/i386.c (override_options): Use
1572 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1574 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1576 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1577 (nonimm_not_xmm0_operand): Ditto.
1578 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1579 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1580 as operand[2] predicate. Require "z" class XMM register for
1581 operand[3]. Adjust asm template.
1582 ("sse4_1_blendvpd"): Ditto.
1583 ("sse4_1_pblendvb"): Ditto.
1584 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1585 force op2 into xmm0 register for variable blend instructions.
1587 2007-06-04 Tom Tromey <tromey@redhat.com>
1589 * c-tree.h (start_enum): Update.
1590 (build_enumerator): Likewise.
1591 * c-decl.c (enum_next_value): Removed.
1592 (enum_overflow): Likewise.
1593 (start_enum): Add c_enum_contents argument. Don't use globals.
1594 (build_enumerator): Likewise.
1595 * c-tree.h (struct c_enum_contents): New struct.
1597 2007-06-04 Tom Tromey <tromey@redhat.com>
1599 * c-common.c (c_common_get_alias_set): Fix indentation.
1601 2007-06-04 Ian Lance Taylor <iant@google.com>
1603 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1604 to overflow, reduce overflow infinity to regular infinity.
1605 (vrp_var_may_overflow): New static function.
1606 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1608 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1610 * stor-layout.c (layout_type): Remove duplicate code.
1612 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1615 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1616 before build_common_builtin_nodes ().
1618 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1621 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1623 2007-06-04 Jan Hubicka <jh@suse.cz>
1625 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1626 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1627 instead of _stat version.
1629 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1631 PR tree-optimization/32194
1632 * tree-predcom.c (determine_offset): Check that both references have
1635 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1637 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1638 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1639 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1640 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1641 Add argument to iterate_fix_dominators call.
1642 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1643 * gcse.c (hoist_code): Change domby to vector.
1644 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1645 Add argument to iterate_fix_dominators call.
1646 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1647 recompute_dominator.
1648 * lambda-code.c (perfect_nestify): Ditto.
1649 * cfgloopanal.c: Include graphds.h.
1650 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1651 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1652 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1654 * graphds.c: New file.
1655 * graphds.h: New file.
1656 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1657 (get_dominated_by, get_dominated_by_region): Change return type to
1659 (verify_dominators): Recompute all dominators and compare the results.
1660 (recount_dominator): Renamed to ...
1661 (recompute_dominator): ... this. Do not check that the block is
1663 (iterate_fix_dominators): Reimplemented.
1664 (prune_bbs_to_update_dominators, root_of_dom_tree,
1665 determine_dominators_for_sons): New functions.
1666 * et-forest.c (et_root): New function.
1667 * et-forest.h (et_root): Declare.
1668 * Makefile.in (graphds.o): Add.
1669 (cfgloopanal.o): Add graphds.h dependency.
1670 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1671 * basic-block.h (get_dominated_by, get_dominated_by_region,
1672 iterate_fix_dominators): Declaration changed.
1673 (recount_dominator): Renamed to ...
1674 (recompute_dominator): ... this.
1675 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1676 (thread_through_all_blocks): Do not free dominance info.
1678 2007-06-03 Andreas Schwab <schwab@suse.de>
1680 * config/m68k/m68k.c (override_options): Don't override
1682 * config/m68k/m68k-modes.def (SF, DF): Define to use
1683 motorola_single_format and motorola_double_format, resp.
1684 * real.c (motorola_single_format): Renamed from
1685 coldfire_single_format.
1686 (motorola_double_format): Renamed from coldfire_double_format.
1687 (encode_ieee_extended): Generate a proper canonical NaN image
1688 respecting canonical_nan_lsbs_set.
1689 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1691 * real.h: Adjust declarations.
1693 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1696 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1697 the symbol is generated with the stack protector.
1699 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1701 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1702 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1704 * doc/extend.texi (interrupt): Mention m68k.
1706 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1708 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1709 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1710 (ix86_expand_sse_pcmpestr): Do not check operands for
1711 "register_operand", when insn operand predicate is "register_operand".
1712 (ix86_expand_sse_pcmpistr): Ditto.
1714 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1715 Uros Bizjak <ubizjak@gmail.com>
1717 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1718 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1719 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1720 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1721 * config/i386/constraints.md ("z"): New register constraint
1722 for members of SSE_FIRST_REG class.
1723 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1724 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1725 SSE_FIRST_REG class.
1726 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1727 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1728 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1729 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1730 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1731 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1732 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1733 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1734 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1735 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1736 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1737 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1738 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1739 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1740 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1741 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1742 (struct builtin_description): Change "flag" field to unsigned.
1743 (bdesc_pcmpestr): New builtin description table.
1744 (bdesc_pcmpistr): Likewise.
1745 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1746 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1747 Initialize pcmp[ei]str[im] insns for SSE4.2.
1748 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1749 (ix86_expand_sse_pcmpistr): Likewise.
1750 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1751 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1752 (UNSPEC_PCMPISTR): Likewise.
1753 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1754 (sse4_2_pcmpestri):New isns pattern.
1755 (sse4_2_pcmpestrm): Likewise.
1756 (sse4_2_pcmpestr_cconly): Likewise.
1757 (sse4_2_pcmpistr): New insn patern and splitter.
1758 (sse4_2_pcmpistri):New isns pattern.
1759 (sse4_2_pcmpistrm): Likewise.
1760 (sse4_2_pcmpistr_cconly): Likewise.
1761 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1764 2007-06-01 David Daney <ddaney@avtrex.com>
1766 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1767 LOADGP_ABSOLUTE and not binds_local_p.
1769 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1771 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1773 2007-06-01 Ian Lance Taylor <iant@google.com>
1775 * tree-vrp.c (compare_name_with_value): Always set
1776 used_strict_overflow if we get a result from the variable itself.
1778 2007-06-01 Ian Lance Taylor <iant@google.com>
1780 PR rtl-optimization/31455
1781 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1782 subregs which have a cast between modes which are not tieable.
1784 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1786 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1787 breaks after return statements.
1789 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1791 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1792 only after no_new_pseudos.
1794 2007-05-31 Eric Christopher <echristo@apple.com>
1796 * expr.c (convert_move): Assert that we don't have a BLKmode
1798 (store_expr): Handle BLKmode moves by calling emit_block_move.
1800 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1802 * c-typeck.c (build_indirect_ref): Include type in error message.
1803 (build_binary_op): Pass types to binary_op_error.
1804 * c-common.c (binary_op_error): Take two type arguments, print out
1806 * c-common.h (binary_op_error): Update prototype.
1808 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1810 * config/i386/i386.c: Correct coments on -mno-sse4.
1812 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1814 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1815 (x86_64-*-*): Likewise.
1816 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1817 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1818 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1819 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1820 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1821 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1822 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1823 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1824 (OPTION_MASK_ISA_SSE4): Likewise.
1825 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1826 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1827 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1828 (override_options): Support SSE4.2.
1829 (ix86_build_const_vector): Support SImode and DImode.
1830 (ix86_build_signbit_mask): Likewise.
1831 (ix86_expand_int_vcond): Support V2DImode.
1832 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1833 (IX86_BUILTIN_CRC32HI): Likewise.
1834 (IX86_BUILTIN_CRC32SI): Likewise.
1835 (IX86_BUILTIN_CRC32DI): Likewise.
1836 (IX86_BUILTIN_PCMPGTQ): Likewise.
1837 (bdesc_crc32): Likewise.
1838 (bdesc_sse_3arg): Likewise.
1839 (ix86_expand_crc32): Likewise.
1840 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1841 (ix86_expand_builtin): Likewise.
1842 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1843 __SSE4_2__ for -msse4.2.
1844 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1845 (CRC32MODE): Likewise.
1846 (crc32modesuffix): Likewise.
1847 (crc32modeconstraint): Likewise.
1848 (sse4_2_crc32<mode>): Likewise.
1849 (sse4_2_crc32di): Likewise.
1850 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1852 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1853 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1854 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1855 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1856 (vcondu<mode>): Likewise.
1857 * doc/extend.texi: Document SSE4.2 built-in functions.
1858 * doc/invoke.texi: Document -msse4.2/-msse4.
1860 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1862 PR tree-optimization/32160
1863 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1864 variable as gimple reg.
1865 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1867 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1869 * gcc.c (main): Don't consider linker options when issuing the
1870 warning about a linker input file not being used.
1872 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1874 * tree-vrp.c (compare_names): Initialize sop.
1876 2007-05-30 Dirk Mueller <dmueller@suse.de>
1878 * cgraphunit.c (cgraph_analyze_function): Remove
1879 computation of inline parameters.
1881 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1883 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1885 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1887 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1888 Add vx-common.h. Include vxworks.h between vx-common.h and
1890 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1892 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1893 (TARGET_ASM_DESTRUCTOR): Likewise.
1894 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1895 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1896 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1897 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1898 (VXWORKS_ENDIAN_SPEC): Define.
1899 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1900 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1901 VXWORKS_* equivalents.
1902 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1903 (ASM_FILE_START): Delete.
1904 (TARGET_VERSION): Reformat.
1905 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1906 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1907 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1908 (FPBIT, DPBIT): Define.
1909 (fp-bit.c, dp-bit.c): New rules.
1910 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1911 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1912 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1913 * config/arm/arm.h: Include vxworks-dummy.h.
1914 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1915 Mark with ATTRIBUTE_UNUSED.
1916 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1917 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1918 make it incompatible with -msingle-pic-base.
1919 (arm_function_ok_for_sibcall): Return false for calls that might
1920 go through a VxWorks PIC PLT entry.
1921 (require_pic_register): New function, split out from...
1922 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1924 (arm_load_pic_register): Handle the VxWorks RTP initialization
1925 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1926 (arm_emit_call_insn): New function.
1927 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1928 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1929 (pic_offset_arm): New pattern.
1930 (call, call_value): Use arm_emit_call_insn.
1931 (call_internal, call_value_internal): New expanders.
1932 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1933 VxWorks unless __PIC__.
1935 2007-05-30 Eric Christopher <echristo@gmail.com>
1937 * genrecog.c: Include regs.h in generated file.
1938 * genemit.c: Ditto. Fix up formatting.
1939 * config/mn10300/constraints.md: New.
1940 * config/mn10300/mn10300.md: Include.
1941 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1942 Fix up for removed macro.
1943 * config/mn10300/predicates.md (call_address_operand): Ditto.
1944 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1945 (CONST_OK_FOR_I): Ditto.
1946 (CONST_OK_FOR_J): Ditto.
1947 (CONST_OK_FOR_K): Ditto.
1948 (CONST_OK_FOR_L): Ditto.
1949 (CONST_OK_FOR_M): Ditto.
1950 (CONST_OK_FOR_N): Ditto.
1951 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1955 (EXTRA_CONSTRAINT): Ditto.
1957 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1959 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1961 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1962 OPTION_MASK_ISA_64BIT.
1963 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1965 2007-05-30 Richard Guenther <rguenther@suse.de>
1968 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1969 types for comparison.
1970 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
1971 with original typed arguments.
1972 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
1974 2007-05-30 Jakub Jelinek <jakub@redhat.com>
1976 PR tree-optimization/31769
1977 * except.c (duplicate_eh_regions): Clear prev_try if
1978 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
1980 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1982 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1983 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1984 bsi of the location where statements should be inserted.
1985 (sink_code_in_bb): Take bsi from statement_sink_location.
1986 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1987 instead of bsi_start.
1988 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
1990 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
1991 (bsi_move_before): Document inconsistency with bsi_move_after.
1992 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
1994 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1996 * config/i386/i386.h (TARGET_ABM): New define.
1997 (TARGET_POPCNT): Ditto.
1998 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
1999 New temporary defines to redefine from OPTION_ISA_* defines.
2000 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2001 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2002 (ix86_isa_flags): New extern int declaration.
2003 (TARGET_SUBTARGET_DEFAULT): New define.
2004 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2005 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2006 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2007 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2008 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2009 * config/i386/darwin.h: Change TARGET_64BIT define to
2012 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2013 using existing "ix86_isa_flags" varible.
2014 (m32, m64): Use existing "ix86_isa_flags" variable.
2015 (mmmx, m3dnow): Ditto.
2016 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2017 (mabm): Define as non-negative option using "x86_abm" variable.
2018 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2020 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2021 Rewrite feature test bitmap.
2022 (ix86_isa_flags): New initialized global int varible.
2023 (ix86_isa_flags_explicit): New static int variable.
2024 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2025 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2026 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2027 target_flags_explicit.
2028 (override_options): Remove "target_enable" and "target_disable" fields
2029 from "struct ptt". Update processor_target_table accordingly. Remove
2030 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2031 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2032 "target_flags" and "ix86_isa_flags_explicit" instead of
2033 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2034 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2035 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2036 to true when either of PTA_POPCNT or PTA_ABM is set in
2037 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2038 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2039 processor_alias_table flags entry. Remove handling of
2040 "target_enable" and "target_disable" fields of processor_target_table.
2041 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2042 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2043 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2044 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2045 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2047 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2049 2007-05-29 David Daney <ddaney@avtrex.com>
2052 * config/mips/mips.c (mips_output_mi_thunk): Emit
2053 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2055 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2056 * config/i386/i386.c (ix86_function_regparm): Added checking of
2057 ix86_force_align_arg_pointer to determine the number of
2058 register parameters.
2060 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2062 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2063 (SET_DR_MISALIGNMENT): New.
2064 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2065 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2066 Use SET_DR_MISALIGNMENT.
2067 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2069 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2070 find_loop_nest): Export.
2071 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2072 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2073 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2074 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2076 (struct mem_ref): Add field reuse_distance.
2077 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2078 Initialize reuse_distance field.
2079 (issue_prefetch_ref): Select temporality of prefetch according to
2081 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2082 self_reuse_distance, determine_loop_nest_reuse): New functions.
2083 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2084 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2085 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2088 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2090 * tree-ssa-alias.c: Add aliasing overview.
2092 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2093 Danny Smith <dannysmith@users.sourceforge.net>
2096 * config/i386/t-crtfm: Compile crtfastmath.o with
2097 -minline-all-stringops.
2098 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2099 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2101 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2103 * doc/md.texi: Document constraints on HP PA-RISC.
2105 * pa/constraints.md: New file.
2106 * pa.md: Include constraints.md.
2107 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2108 (integer_store_memory_operand, ldil_cint_p): New functions.
2109 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2110 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2111 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2112 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2113 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2115 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2118 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2119 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2120 case POSTDECREMENT_EXPR>): Return the error_mark_node
2121 if either the real or imaginary parts would an
2124 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2126 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2127 name when we remove it from a call.
2129 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2131 * targhooks.c (default_narrow_bitfield): Remove.
2132 * targhooks.h: Remove the prototype for
2133 default_narrow_bitfield.
2135 * langhooks-def.h: Remove the prototype for
2136 hook_get_alias_set_0.
2137 * langhooks.c (hook_get_alias_set_0): Remove.
2139 * global.c (EXECUTE_IF_CONFLICT): Remove.
2141 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2144 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2145 return true when truth_value_p is true and the type
2148 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2150 * doc/install.texi (Prerequisites): We no longer require Autoconf
2151 2.13 for the top-level.
2153 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2155 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2156 memory access via x86_expand_vector_move_misalign() only for
2157 TImode values on 32-bit targets.
2159 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2161 * matrix-reorg.c: New file. Implement matrix flattening and
2162 transposing optimization.
2163 * tree-pass.h: Add matrix reorg pass.
2164 * common.opt: Add fipa-mreorg flag.
2165 * Makefile.in: Add matrix-reorg.c.
2166 * passes.c: Add matrix reorg pass.
2167 * varpool.c (add_new_static_var): New function.
2168 * cgraph.h (add_new_static_var): Declare.
2170 2007-05-27 Eric Christopher <echristo@apple.com>
2172 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2173 sp_offset depending on stack size. Save r12 depending
2174 on registers we're saving later.
2175 (rs6000_emit_epilogue): Update sp_offset depending only
2178 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2180 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2181 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2182 * ifcvt.c (if_convert): Ditto.
2183 * tree-ssa-threadupdate.c (thread_block): Ditto.
2184 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2185 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2186 verify_loop_closed_ssa): Check number_of_loops instead of
2188 * predict.c (tree_estimate_probability): Ditto.
2189 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2190 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2191 * modulo-sched.c (sms_schedule): Ditto.
2192 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2193 (scev_finalize): Do not do anything if scev analysis was not
2195 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2196 current_loops == NULL.
2197 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2198 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2200 (loop_optimizer_finalize): Assert that loops were analyzed.
2201 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2202 rtl_doloop): Check number_of_loops instead of current_loops.
2203 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2204 current_loops == NULL.
2205 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2206 gate_tree_vectorize tree_linear_transform, check_data_deps,
2207 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2208 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2209 Check number_of_loops instead of current_loops.
2210 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2211 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2212 free loops if available.
2213 (execute_pre): Do not pass do_fre to fini_pre.
2215 2007-05-27 Tobias Burnus <burnus@net-b.de>
2218 * real.c (mpfr_from_real): Fix sign of -Inf.
2220 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2222 * tree-vect-transform.c (vectorizable_conversion): Initialize
2223 tree_code variables to ERROR_MARK.
2224 (vectorizable_type_demotion): Likewise.
2225 (vectorizable_type_promotion): Likewise.
2227 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2230 * config/i386/i386.md (movti): Handle push operands via
2233 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2235 * basic-block.h: Remove the prototype for merge_seq_blocks.
2236 * cfgcleanup.c (merge_seq_blocks): Remove.
2238 * tree-flow.h: Remove the prototype for is_aliased_with.
2239 * tree-ssa-alias.c (is_aliased_with): Remove.
2241 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2243 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2245 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2247 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2248 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2249 (vec_unpacks_hi_v16qi): Likewise.
2250 (vec_unpacku_lo_v16qi): Likewise.
2251 (vec_unpacks_lo_v16qi): Likewise.
2252 (vec_unpacku_hi_v8hi): Likewise.
2253 (vec_unpacks_hi_v8hi): Likewise.
2254 (vec_unpacku_lo_v8hi): Likewise.
2255 (vec_unpacks_lo_v8hi): Likewise.
2256 (vec_unpacku_hi_v4si): Likewise.
2257 (vec_unpacks_hi_v4si): Likewise.
2258 (vec_unpacku_lo_v4si): Likewise.
2259 (vec_unpacks_lo_v4si): Likewise.
2261 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2263 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2264 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2265 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2266 follow spelling conventions in various
2267 warning/error/diagnostic messages.
2269 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2270 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2271 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2272 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2273 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2274 * doc/tm.texi: Follow spelling conventions.
2276 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2279 * tree-ssa-forwprop.c
2280 (forward_propagate_addr_into_variable_array_index): Remove
2281 the lhs argument. Use the type of def_rhs instead of lhs.
2282 (forward_propagate_addr_expr_1): Update use of
2283 forward_propagate_addr_into_variable_array_index.
2285 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2286 Nigel Stephens <nigel@mips.com>
2288 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2289 function attributes, "far" being an alias for "long_call".
2290 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2291 (mips_near_type_p, mips_far_type_p): New.
2292 (mips_comp_type_attributes): New function to check that attributes
2293 attached to a function type are compatible.
2294 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2295 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2296 to the target function of the thunk.
2297 (mips_encode_section_info): Check for "near" and "far" function
2298 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2300 * config/mips/predicates.md (const_call_insn_operand): Test only
2301 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2303 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2306 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2307 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2308 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2309 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2311 2007-05-25 Eric Christopher <echristo@apple.com>
2313 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2314 to x86-darwin configurations.
2315 * config/i386/t-darwin: Add softfp support.
2316 * config/i386/t-darwin64: Ditto.
2317 * config/i386/sfp-machine.h: If mach then don't use
2318 aliasing, emit a stub to call.
2320 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2322 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2323 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2324 tree-predcom.c, tree-ssa-alias-warnings.c,
2325 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2326 comment typos. Follow spelling conventions.
2327 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2329 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2332 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2333 constants into memory. Expand unaligned memory references for
2334 SSE modes via x86_expand_vector_move_misalign() function.
2336 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2338 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2339 "memory" attribute for "sseishft" type insn without operands[2].
2341 2007-05-25 Dirk Mueller <dmueller@suse.de>
2342 Marcus Meissner <meissner@suse.de>
2344 * doc/extend.texi (alloc_size): New attribute.
2345 * c-common.c (handle_alloc_size_attribute): New.
2346 * tree-object-size.c (alloc_object_size): Use alloc_size
2347 attribute, if available.
2349 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2351 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2353 (__builtin_ia32_vec_ext_v2di): Likewise.
2354 (__builtin_ia32_vec_ext_v4si): Likewise.
2355 (__builtin_ia32_vec_ext_v8hi): Likewise.
2356 (__builtin_ia32_vec_ext_v16qi): Likewise.
2357 (__builtin_ia32_vec_set_v8hi): Likewise.
2359 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2361 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2363 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2365 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2366 (arm_is_longcall_p): Rename to...
2367 (arm_is_long_call_p): ...this. Take a single tree argument and
2369 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2370 (CUMULATIVE_ARGS): Remove call_cookie.
2371 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2372 (ENCODED_LONG_CALL_ATTR_P): Delete.
2373 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2374 LONG_CALL_FLAG_CHAR cases.
2375 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2376 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2377 ARM_DECLARE_FUNCTION_SIZE.
2378 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2379 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2380 (arm_encode_call_attribute, current_file_function_operand): Delete.
2381 (arm_function_in_section_p): New function.
2382 (arm_is_longcall_p): Rename to...
2383 (arm_is_long_call_p): ...this. Take the target function as a single
2384 argument and return a bool. Do not rely on call cookies. Check
2385 whether the target symbol is in the same section as the current
2386 function, not just the same compilation unit.
2387 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2388 (arm_encode_section_info): Don't encode a call type.
2389 * config/arm/arm.md (call, call_value): Update calls to
2390 arm_is_long(_)call_p. Simplify logic.
2391 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2392 Update calls to arm_is_long(_)call_p.
2394 2007-05-25 Richard Guenther <rguenther@suse.de>
2396 PR tree-optimization/31982
2397 * tree-ssa-forwprop.c
2398 (forward_propagate_addr_into_variable_array_index): Handle arrays
2399 with element size one.
2401 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2403 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2404 (umulsi3_highpart): Likewise.
2406 2007-05-24 Ian Lance Taylor <iant@google.com>
2408 PR rtl-optimization/32069
2409 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2412 2007-05-24 Ollie Wild <aaw@google.com>
2414 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2417 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2419 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2420 (oprs_unchanged_p): Use it to check all registers in a REG.
2421 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2422 (reg_set_between_after_reload_p): Delete.
2423 (reg_used_between_after_reload_p): Likewise.
2424 (reg_set_or_used_since_bb_start): Likewise.
2425 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2426 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2427 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2428 * rtlanal.c (reg_set_p): Check whether REG overlaps
2429 regs_invalidated_by_call, rather than just checking the
2430 membership of REGNO (REG).
2432 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2434 * doc/passes.texi: Document predictive commoning.
2435 * doc/invoke.texi (-fpredictive-commoning): Document.
2436 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2437 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2438 adding indices to the generated name.
2439 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2440 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2441 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2442 (op_symbol_code): ... and exported.
2443 (dump_omp_clause, op_symbol): Use op_symbol_code
2444 instead of op_symbol_1.
2445 * tree-pass.h (pass_predcom): Declare.
2446 * timevar.def (TV_PREDCOM): New timevar.
2447 * tree-ssa-loop.c (run_tree_predictive_commoning,
2448 gate_tree_predictive_commoning, pass_predcom): New.
2449 * tree-data-ref.c (find_data_references_in_loop): Find the
2450 references in dominance order.
2451 (canonicalize_base_object_address): Ensure that the result has
2453 (dr_analyze_innermost): Export.
2454 (create_data_ref): Code to fail for references with invariant
2456 (find_data_references_in_stmt): ... here.
2457 * tree-data-ref.h (dr_analyze_innermost): Declare.
2458 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2459 (aff_combination_find_elt, name_expansion_hash,
2460 name_expansion_eq, tree_to_aff_combination_expand,
2461 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2463 * tree-affine.h (aff_combination_constant_multiple_p,
2464 tree_to_aff_combination_expand): Declare.
2465 * tree-predcom.c: New file.
2466 * common.opt (fpredictive-commoning): New option.
2467 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2468 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2469 * Makefile.in (tree-predcom.o): Add.
2470 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2471 * passes.c (init_optimization_passes): Add dceloop after
2472 copy propagation in loop optimizer. Add predictive commoning
2473 to loop optimizer passes.
2475 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2477 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2480 2007-05-24 Jan Hubicka <jh@suse.cz>
2482 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2484 (genheader): Include statistics.h.
2486 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2488 * print-rtl.c (flag_dump_unnumbered): Update comments.
2489 (print_rtl): Fix my previous change.
2490 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2493 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2496 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2498 (thread_through_all_blocks): Call initialize_original_copy_tables
2499 and free_original_copy_tables.
2500 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2502 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2503 * cfghooks.c (duplicate_block): Use get_loop_copy.
2504 * cfg.c: Include cfgloop.h.
2505 (loop_copy): New hash table.
2506 (initialize_original_copy_tables): Initialize loop_copy table.
2507 (free_original_copy_tables): Free loop_copy table.
2508 (copy_original_table_clear, copy_original_table_set,
2509 set_loop_copy, get_loop_copy): New functions.
2510 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2511 * cfgloop.h (struct loop): Remove copy field.
2512 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2513 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2515 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2517 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2518 -msse/-msse2/-msse3.
2520 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2522 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2523 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2525 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2528 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2529 * targhooks.h (default_mangle_decl_assembler_name): Declare
2531 * targhooks.c (default_mangle_decl_assembler_name): Define
2533 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2535 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2536 * langhooks.c (lhd_set_decl_assembler_name): Call
2537 targetm.mangle_decl_assembler_name for names with global scope.
2539 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2541 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2542 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2544 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2545 New. Factored out of i386_pe_encode_section_info.
2546 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2547 Move check for prior decoration of stdcall
2548 symbols to i386_pe_encode_section_info.
2549 (i386_pe_encode_section_info): Adjust call to
2550 gen_stdcall_or_fastcall_suffix. Use
2551 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2552 (i386_pe_mangle_decl_assembler_name): New. Wrap
2553 i386_pe_maybe_mangle_decl_assembler_name.
2555 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2557 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2558 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2559 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2560 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2561 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2564 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2565 Nigel Stephens <nigel@mips.com>
2566 Richard Sandiford <richard@codesourcery.com>
2568 Fix up MIPS16 hard float and add support for complex.
2570 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2571 (TARGET_SOFT_FLOAT_ABI): New.
2572 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2573 __mips_soft_float to reflect the ABI in use, not whether the
2574 FPU is directly accessible (e.g., in MIPS16 mode).
2575 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2576 (UNITS_PER_FPVALUE): Likewise.
2578 * config/mips/mips.c (mips_expand_call): Remove redundant
2579 TARGET_MIPS16 check.
2580 (mips_arg_regno): New.
2581 (function_arg_advance): When setting bits in cum->fp_code for
2582 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2584 (function_arg): Use mips_arg_regno.
2585 (mips_return_mode_in_fpr_p): New.
2586 (mips16_call_stub_mode_suffix): New.
2587 (mips16_cfun_returns_in_fpr_p): New.
2588 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2589 (mips_output_function_prologue): Test mips16_hard_float, not
2590 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2591 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2592 return value into a floating-point register.
2593 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2594 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2595 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2596 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2597 word of double arguments from or to the high bits of 64-bit
2598 floating point registers.
2599 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2600 (mips16_fpret_double): New helper function.
2601 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2602 support for complex modes. Fill in DECL_RESULT for stubdecl.
2603 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2605 * config/mips/mips16.S
2606 (RET, ARG1, ARG2): New.
2607 (MERGE_GPRf, MERGE_GPRt): New.
2608 (DELAYt, DELAYf): New.
2609 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2610 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2611 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2612 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2613 (SFOP): Renamed to...
2614 (OPSF3): This, and macro-ified. Updated all uses.
2615 (SFOP2): Renamed to...
2616 (OPSF2): This, and macro-ified. Updated all uses.
2617 (SFCMP): Renamed to...
2618 (CMPSF): This, and macro-ified. Updated all uses.
2619 (SFREVCMP): Renamed to...
2620 (REVCMPSF): This, and macro-ified. Updated all uses.
2621 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2622 (LDDBL1, LDDBL2, RETDBL): Deleted.
2623 (DFOP): Renamed to...
2624 (OPDF3): This, and macro-ified. Updated all uses.
2625 (DFOP2): Renamed to...
2626 (OPDF2): This, and macro-ified. Updated all uses.
2627 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2628 (DFCMP): Renamed to...
2629 (CMPDF): This, and macro-ified. Updated all uses.
2630 (DFREVCMP): Renamed to...
2631 (REVCMPDF): This, and macro-ified. Updated all uses.
2632 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2633 (RET_FUNCTION): New.
2634 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2635 (__mips16_ret_sc, __mips16_ret_dc): New.
2636 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2637 STUB_ARGS_6, STUB_ARGS_10): New.
2638 (CALL_STUB_NO_RET): New.
2639 (__mips16_call_stub_1): Macro-ified.
2640 (__mips16_call_stub_5): Macro-ified.
2641 (__mips16_call_stub_2): Macro-ified.
2642 (__mips16_call_stub_6): Macro-ified.
2643 (__mips16_call_stub_9): Macro-ified.
2644 (__mips16_call_stub_10): Macro-ified.
2645 (CALL_STUB_RET): New.
2646 (__mips16_call_stub_sf_0): Macro-ified.
2647 (__mips16_call_stub_sf_1): Macro-ified.
2648 (__mips16_call_stub_sf_5): Macro-ified.
2649 (__mips16_call_stub_sf_2): Macro-ified.
2650 (__mips16_call_stub_sf_6): Macro-ified.
2651 (__mips16_call_stub_sf_9): Macro-ified.
2652 (__mips16_call_stub_sf_10): Macro-ified.
2653 (__mips16_call_stub_df_0): Macro-ified.
2654 (__mips16_call_stub_df_1): Macro-ified.
2655 (__mips16_call_stub_df_5): Macro-ified.
2656 (__mips16_call_stub_df_2): Macro-ified.
2657 (__mips16_call_stub_df_6): Macro-ified.
2658 (__mips16_call_stub_df_9): Macro-ified.
2659 (__mips16_call_stub_df_10): Macro-ified.
2660 (__mips16_call_stub_sc_0): New.
2661 (__mips16_call_stub_sc_1): New.
2662 (__mips16_call_stub_sc_5): New.
2663 (__mips16_call_stub_sc_2): New.
2664 (__mips16_call_stub_sc_6): New.
2665 (__mips16_call_stub_sc_9): New.
2666 (__mips16_call_stub_sc_10): New.
2667 (__mips16_call_stub_dc_0): New.
2668 (__mips16_call_stub_dc_1): New.
2669 (__mips16_call_stub_dc_5): New.
2670 (__mips16_call_stub_dc_2): New.
2671 (__mips16_call_stub_dc_6): New.
2672 (__mips16_call_stub_dc_9): New.
2673 (__mips16_call_stub_dc_10): New.
2675 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2676 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2677 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2679 2007-05-23 Ian Lance Taylor <iant@google.com>
2681 * doc/invoke.texi (Invoking GCC): Document that the order of the
2684 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2687 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2688 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2689 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2693 * config/score/score.c (score_print_operand): Make sure that only
2694 lower bits are used.
2696 2007-05-22 Ian Lance Taylor <iant@google.com>
2698 * tree-vrp.c (avoid_overflow_infinity): New static function,
2699 broken out of set_value_range_to_value.
2700 (set_value_range_to_value): Call avoid_overflow_infinity.
2701 (extract_range_from_assert): Likewise.
2703 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2706 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2707 change the type before looking for a COMPOUND_EXPR.
2709 2007-05-22 Ian Lance Taylor <iant@google.com>
2711 * lower-subreg.c (decompose_multiword_subregs): If we change an
2712 insn, call remove_retval_note on it.
2714 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2716 * regs.h (end_hard_regno): New function.
2717 (END_HARD_REGNO, END_REGNO): New macros.
2718 (add_to_hard_reg_set): New function.
2719 (remove_from_hard_reg_set): Likewise.
2720 (in_hard_reg_set_p): Likewise.
2721 (overlaps_hard_reg_set_p): Likewise.
2722 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2723 (note_btr_set): Use END_HARD_REGNO.
2724 * caller-save.c (setup_save_areas): Use end_hard_regno.
2725 (mark_set_regs): Use END_HARD_REGNO.
2726 (add_stored_regs): Use end_hard_regno.
2727 (mark_referenced_regs): Use add_to_hard_reg_set.
2728 * combine.c (update_table_tick): Use END_REGNO.
2729 (record_value_for_reg): Likewise.
2730 (record_dead_and_set_regs): Likewise.
2731 (get_last_value_validate): Likewise.
2732 (use_crosses_set_p): Likewise.
2733 (reg_dead_at_p_1): Likewise.
2734 (reg_dead_at_p): Likewise.
2735 (mark_used_regs_combine): Use add_to_hard_reg_set.
2736 (move_deaths): Use END_HARD_REGNO.
2737 (reg_bitfield_target_p): Use end_hard_regno.
2738 (distribute_notes): Use END_HARD_REGNO.
2739 * cse.c (mention_regs): Use END_REGNO.
2740 (insert): Use add_to_hard_reg_set.
2741 (invalidate): Use END_HARD_REGNO.
2742 (invalidate_for_call): Likewise.
2743 (exp_equiv_p): Use END_REGNO.
2744 (cse_insn): Likewise.
2745 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2746 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2747 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2748 * function.c (keep_stack_depressed): Use end_hard_regno.
2749 * global.c (global_alloc): Use end_hard_regno.
2750 (global_conflicts): Use add_to_hard_reg_set instead of
2752 (find_reg): Likewise.
2753 (mark_reg_store): Likewise.
2754 (mark_reg_conflicts): Likewise.
2755 (mark_reg_death): Use remove_from_hard_reg_set.
2756 (mark_reg_live_nc): Delete.
2757 (set_preference): Use end_hard_regno.
2758 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2759 remove_from_hard_reg_set.
2760 (post_mark_life): Use add_to_hard_reg_set.
2761 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2762 (reg_becomes_live): Use add_to_hard_reg_set.
2763 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2764 (peep2_find_free_register): Use add_to_hard_reg_set.
2765 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2766 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2767 * regrename.c (note_sets): Use add_to_hard_reg_set.
2768 (clear_dead_regs): Use remove_from_hard_reg_set.
2769 (regrename_optimize): Use add_to_hard_reg_set.
2770 (find_oldest_value_reg): Use in_hard_reg_set_p.
2771 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2772 (hard_reg_set_here_p): Use end_hard_regno.
2773 (decompose): Likewise.
2774 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2775 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2776 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2777 (mark_home_live): Use end_hard_regno.
2778 (spill_hard_reg): Likewise.
2779 (clear_reload_reg_in_use): Likewise.
2780 * reorg.c (delete_prior_computation): Use END_REGNO.
2781 * resource.c (update_live_status): Use END_HARD_REGNO.
2782 (mark_referenced_resources): Use add_to_hard_reg_set.
2783 (mark_set_resources): Likewise.
2784 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2785 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2786 (reg_overlap_mentioned_p): Likewise.
2787 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2788 (covers_regno_no_parallel_p): Use END_REGNO.
2789 (find_regno_note): Likewise.
2790 (find_reg_fusage): Use END_HARD_REGNO.
2791 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2792 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2794 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2796 * mode-switching.c (reg_dies): Change type of second argument to
2798 (optimize_mode_switching): Update accordingly.
2800 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2802 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2804 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2805 (hard_reg_set_empty_p): ...these new functions.
2806 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2807 GO_IF_HARD_REG_SUBSET.
2808 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2809 instead of GO_IF_HARD_REG_EQUAL.
2810 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2811 instead of GO_IF_HARD_REG_EQUAL.
2812 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2813 GO_IF_HARD_REG_SUBSET.
2814 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2815 GO_IF_HARD_REG_EQUAL.
2816 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2817 of GO_IF_HARD_REG_SUBSET.
2818 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2819 instead of GO_IF_HARD_REG_EQUAL.
2820 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2821 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2822 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2823 of GO_IF_HARD_REG_SUBSET,
2824 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2825 GO_IF_HARD_REG_SUBSET.
2826 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2827 instead of GO_IF_HARD_REG_EQUAL.
2828 * config/sh/sh.c (push_regs, calc_live_regs): Use
2829 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2830 (hard_regs_intersect_p): Delete.
2832 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2834 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2836 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2837 Richard Henderson <rth@redhat.com>
2839 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2841 (x86_64-*-*): Likewise.
2843 * i386/i386-modes.def (V2QI): New.
2845 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2847 (override_options): Support SSE4.1.
2848 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2849 (IX86_BUILTIN_BLENDPS): Likewise.
2850 (IX86_BUILTIN_BLENDVPD): Likewise.
2851 (IX86_BUILTIN_BLENDVPS): Likewise.
2852 (IX86_BUILTIN_PBLENDVB128): Likewise.
2853 (IX86_BUILTIN_PBLENDW128): Likewise.
2854 (IX86_BUILTIN_DPPD): Likewise.
2855 (IX86_BUILTIN_DPPS): Likewise.
2856 (IX86_BUILTIN_INSERTPS128): Likewise.
2857 (IX86_BUILTIN_MOVNTDQA): Likewise.
2858 (IX86_BUILTIN_MPSADBW128): Likewise.
2859 (IX86_BUILTIN_PACKUSDW128): Likewise.
2860 (IX86_BUILTIN_PCMPEQQ): Likewise.
2861 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2862 (IX86_BUILTIN_PMAXSB128): Likewise.
2863 (IX86_BUILTIN_PMAXSD128): Likewise.
2864 (IX86_BUILTIN_PMAXUD128): Likewise.
2865 (IX86_BUILTIN_PMAXUW128): Likewise.
2866 (IX86_BUILTIN_PMINSB128): Likewise.
2867 (IX86_BUILTIN_PMINSD128): Likewise.
2868 (IX86_BUILTIN_PMINUD128): Likewise.
2869 (IX86_BUILTIN_PMINUW128): Likewise.
2870 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2871 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2872 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2873 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2874 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2875 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2876 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2877 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2878 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2879 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2880 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2881 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2882 (IX86_BUILTIN_PMULDQ128): Likewise.
2883 (IX86_BUILTIN_PMULLD128): Likewise.
2884 (IX86_BUILTIN_ROUNDPD): Likewise.
2885 (IX86_BUILTIN_ROUNDPS): Likewise.
2886 (IX86_BUILTIN_ROUNDSD): Likewise.
2887 (IX86_BUILTIN_ROUNDSS): Likewise.
2888 (IX86_BUILTIN_PTESTZ): Likewise.
2889 (IX86_BUILTIN_PTESTC): Likewise.
2890 (IX86_BUILTIN_PTESTNZC): Likewise.
2891 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2892 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2893 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2894 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2895 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2897 (bdesc_sse_3arg): Likewise.
2898 (bdesc_2arg): Likewise.
2899 (bdesc_1arg): Likewise.
2900 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2902 (ix86_expand_sse_4_operands_builtin): New.
2903 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2904 smaller than 8 bits as the 2nd arg.
2905 (ix86_expand_sse_ptest): New.
2906 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2907 (ix86_expand_vector_set): Support SSE4.1.
2908 (ix86_expand_vector_extract): Likewise.
2910 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2911 __SSE4_1__ for -msse4.1.
2913 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2914 (UNSPEC_INSERTPS): Likewise.
2915 (UNSPEC_DP): Likewise.
2916 (UNSPEC_MOVNTDQA): Likewise.
2917 (UNSPEC_MPSADBW): Likewise.
2918 (UNSPEC_PHMINPOSUW): Likewise.
2919 (UNSPEC_PTEST): Likewise.
2920 (UNSPEC_ROUNDP): Likewise.
2921 (UNSPEC_ROUNDS): Likewise.
2923 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2925 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2926 (const_pow2_1_to_32768_operand): Likewise.
2928 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2931 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2933 (sse4_1_insertps): Likewise.
2934 (*sse4_1_extractps): Likewise.
2935 (sse4_1_ptest): Likewise.
2936 (sse4_1_mulv2siv2di3): Likewise.
2937 (*sse4_1_mulv4si3): Likewise.
2938 (*sse4_1_smax<mode>3): Likewise.
2939 (*sse4_1_umax<mode>3): Likewise.
2940 (*sse4_1_smin<mode>3): Likewise.
2941 (*sse4_1_umin<mode>3): Likewise.
2942 (sse4_1_eqv2di3): Likewise.
2943 (*sse4_1_pinsrb): Likewise.
2944 (*sse4_1_pinsrd): Likewise.
2945 (*sse4_1_pinsrq): Likewise.
2946 (*sse4_1_pextrb): Likewise.
2947 (*sse4_1_pextrb_memory): Likewise.
2948 (*sse4_1_pextrw_memory): Likewise.
2949 (*sse4_1_pextrq): Likewise.
2950 (sse4_1_blendpd): Likewise.
2951 (sse4_1_blendps): Likewise.
2952 (sse4_1_blendvpd): Likewise.
2953 (sse4_1_blendvps): Likewise.
2954 (sse4_1_dppd): Likewise.
2955 (sse4_1_dpps): Likewise.
2956 (sse4_1_movntdqa): Likewise.
2957 (sse4_1_mpsadbw): Likewise.
2958 (sse4_1_packusdw): Likewise.
2959 (sse4_1_pblendvb): Likewise.
2960 (sse4_1_pblendw): Likewise.
2961 (sse4_1_phminposuw): Likewise.
2962 (sse4_1_extendv8qiv8hi2): Likewise.
2963 (*sse4_1_extendv8qiv8hi2): Likewise.
2964 (sse4_1_extendv4qiv4si2): Likewise.
2965 (*sse4_1_extendv4qiv4si2): Likewise.
2966 (sse4_1_extendv2qiv2di2): Likewise.
2967 (*sse4_1_extendv2qiv2di2): Likewise.
2968 (sse4_1_extendv4hiv4si2): Likewise.
2969 (*sse4_1_extendv4hiv4si2): Likewise.
2970 (sse4_1_extendv2hiv2di2): Likewise.
2971 (*sse4_1_extendv2hiv2di2): Likewise.
2972 (sse4_1_extendv2siv2di2): Likewise.
2973 (*sse4_1_extendv2siv2di2): Likewise.
2974 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2975 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2976 (sse4_1_zero_extendv4qiv4si2): Likewise.
2977 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2978 (sse4_1_zero_extendv2qiv2di2): Likewise.
2979 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2980 (sse4_1_zero_extendv4hiv4si2): Likewise.
2981 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2982 (sse4_1_zero_extendv2hiv2di2): Likewise.
2983 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2984 (sse4_1_zero_extendv2siv2di2): Likewise.
2985 (*sse4_1_zero_extendv2siv2di2): Likewise.
2986 (sse4_1_roundpd): Likewise.
2987 (sse4_1_roundps): Likewise.
2988 (sse4_1_roundsd): Likewise.
2989 (sse4_1_roundss): Likewise.
2990 (mulv4si3): Don't expand for SSE4.1.
2991 (smax<mode>3): Likewise.
2992 (umaxv4si3): Likewise.
2993 (uminv16qi3): Likewise.
2994 (umin<mode>3): Likewise.
2995 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
2997 * doc/extend.texi: Document SSE4.1 built-in functions.
2999 * doc/invoke.texi: Document -msse4.1.
3001 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3003 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3004 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3005 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3006 (ASM_SPEC): Add asm_pcrel_spec.
3007 (EXTRA_SPECS): Add asm_pcrel_spec.
3009 2007-05-21 David Daney <ddaney@avtrex.com>
3011 * doc/install.texi (Building a cross compiler): Add requirements
3012 for Java cross compiler.
3014 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3017 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3018 Add loopno argument. Use evolution_function_is_invariant_rec_p
3019 instead of evolution_function_is_constant_p.
3020 Update calls to evolution_function_is_affine_multivariate_p.
3021 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3022 Add loopno argument.
3023 * tree-scalar-evolution.c (gather_chrec_stats): Call
3024 evolution_function_is_affine_multivariate_p with a loop
3026 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3027 (analyze_overlapping_iterations): Likewise.
3028 (access_functions_are_affine_or_constant_p): Likewise.
3029 (build_classic_dist_vector_1): If the access functions
3030 are equal, don't do anything.
3032 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3033 Paolo Carlini <pcarlini@suse.de>
3034 Uros Bizjak <ubizjak@gmail.com>
3036 * c-cppbuiltin.c (c_cpp_builtins): Define
3037 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3038 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3039 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3040 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3042 2007-05-21 Mike Stump <mrs@apple.com>
3044 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3046 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3048 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3050 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3051 implementation if __OPTIMIZE__ is not defined.
3052 (_mm_alignr_pi8): Ditto.
3053 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3054 (_mm_inserti_si64): Ditto.
3055 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3056 (_mm_slli_epi16): Ditto.
3057 (_mm_slli_epi32): Ditto.
3058 (_mm_slli_epi64): Ditto.
3059 (_mm_srai_epi16): Ditto.
3060 (_mm_srai_epi32): Ditto.
3061 (_mm_srli_si128): Ditto.
3062 (_mm_slli_si128): Ditto.
3063 (_mm_srli_epi16): Ditto.
3064 (_mm_srli_epi32): Ditto.
3065 (_mm_srli_epi64): Ditto.
3066 (_mm_extract_epi16): Ditto.
3067 (_mm_insert_epi16): Ditto.
3068 (_mm_shufflehi_epi16): Ditto.
3069 (_mm_shufflelo_epi16): Ditto.
3070 (_mm_shuffle_epi32): Ditto.
3071 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3073 (_mm_insert_pi16): Ditto.
3075 (_mm_shuffle_pi16): Ditto.
3077 (_mm_shufle_ps): Ditto.
3078 (_mm_prefetch): Ditto.
3080 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3082 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3083 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3084 * real.c (encode_i370_single, decode_i370_single,
3085 encode_i370_double, decode_i370_double): Functions removed.
3086 (i370_single_format, i370_double_format): Initializations removed.
3087 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3088 Consider the log2_b field to always be one.
3089 (ieee_single_format, mips_single_format, coldfire_single_format,
3090 ieee_double_format, mips_double_format, coldfire_double_format,
3091 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3092 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3093 ibm_extended_format, mips_extended_format, ieee_quad_format,
3094 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3095 decimal_single_format, decimal_double_format, decimal_quad_format,
3096 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3097 initialization of log2_b.
3098 * real.h (i370_single_format, i370_double_format): Declarations removed.
3099 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3100 field to always be one.
3102 2007-05-21 Andreas Schwab <schwab@suse.de>
3104 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3105 NOTE_INSN_BASIC_BLOCK_P.
3106 (process_for_unwind_directive): Likewise.
3108 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3110 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3111 * function.h (struct function): Move va_list_gpr_size,
3112 va_list_fpr_size, function_frequency to front of bitfields. Add
3114 (current_function_calls_unwind_init): New.
3115 * except.c (expand_builtin_unwind_init): Set
3116 current_function_calls_unwind_init not
3117 current_function_has_nonlocal_label.
3118 * reload1.c (has_nonexceptional_receiver): New.
3119 (reload): Use it and current_function_calls_unwind_init to
3120 determine whether call-saved regs must be saved.
3122 2007-05-20 Jan Hubicka <jh@suse.cz>
3124 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3125 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3126 * ddg.c (create_ddg): LIkewise.
3127 * final.c (final): Remove hunk moving line numbernotes around since
3128 they are no longer present at this stage.
3129 (final_scan_insn): Use NOTE_KIND instead of
3130 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3131 (output_asm_label): Likewise.
3132 * reorg.c (dbr_schedule): Likewise.
3133 * haifa-sched.c (unlink_other_notes): Likewise.
3134 * mode-switching.c (optimize_mode_switching): Likewise.
3135 * graph.c (start_bb): Likewise.
3136 * rtl.def (NOTE): Update description.
3137 * jump.c (squeeze_notes): Delete.
3138 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3139 NOTE_INSN_BASIC_BLOCK_P when possible.
3140 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3141 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3142 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3143 (dwarf2out_var_location): Likewise.
3144 * cfgbuild.c (make_edges): Likewise.
3145 (find_basic_blocks_1): Likewise.
3146 * function.c (reorder_blocks_1): Likewise.
3147 (epilogue_done): Likewise.
3148 (reposition_prologue_and_epilogue_notes): Likewise.
3149 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3151 (print_rtl): Likewise.
3152 (print_rtl_single): Likewise.
3153 * gcse.c (insert_insn_start_bb): Likewise.
3154 * alias.c (init_alias_analysis): Likewise.
3155 * calls.c (fixup_tail_calls): Likewise.
3156 * except.c (sjlj_emit_function_enter): Likewise.
3157 * emit-rtl.c (add_insn_after): Likeiwse.
3158 (emit_label_before): Likewise.
3159 (emit_label_after): Likewise.
3160 (emit_note_before, emit_note_after, emit_note): Update
3161 parameter to be enum insn_note; do not deal with source
3163 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3164 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3166 (merge_blocks_move_successor_nojumps): Simplify now when
3167 we don't have BLOCK notes.
3168 (try_optimize_cfg): Likewise.
3169 * cfglayout.c (skip_insns_after_block): Likewise.
3170 (record_effective_endpoints): Likewise.
3171 (duplicate_insn_chain): Likewise.
3172 * varasm.c (output_constant_pool_1): Likewise.
3173 * sched-deps.c (sched_analyze): Likewise.
3174 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3176 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3177 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3178 (SET_INSN_DELETED): Simplify.
3179 (NOTE_LINE_NUMBER): Exterminate.
3180 (NOTE_LINE_KIND): New.
3181 (NOTE_INSN_BASIC_BLOCK_P): Update.
3182 (enum insn_note): Simplify.
3183 (GET_NOTE_INSN_NAME) Simplify.
3184 (emit_note_before, emit_note_after, emit_note): Update prototype.
3185 (squeeze_notes): Remove.
3186 * sched-int.h (NOTE_NOT_BB_P): Update.
3187 * resource.c (mark_target_live_regs): Update.
3188 * sched-rgn.c (debug_dependencies): Update.
3189 * sched-vis.c (print_insn): Update.
3190 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3191 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3192 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3193 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3194 (split_branches): Update.
3195 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3197 (sh_adjust_unroll_max): Exterminate.
3198 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3199 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3200 (m68hc11_reorg): Likewise.
3201 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3202 (emit_predicate_relation_info): Update.
3203 (process_for_unwind_directive): Update.
3204 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3205 (output_call): Update.
3206 * config/pa/pa.c (output_lbranch): Update.
3207 (output_millicode_call): Update.
3208 (output_call): Update.
3209 (pa_combine_instructions): Update.
3210 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3211 * config/bfin/bfin.c (gen_one_bundle): Update.
3212 * cfgrtl.c (can_delete_note_p): Update.
3213 (delete_insn): Update.
3214 (rtl_merge_blocks): Update.
3215 (commit_one_edge_insertion): Update.
3216 (rtl_verify_flow_info): Update.
3217 * stmt.c (expand_case): Do not call squeeze_notes.
3219 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3226 * c.opt (Wtype-limits): New.
3227 * doc/invoke.texi (Wtype-limits): Document it.
3228 (Wextra): Enabled by -Wextra.
3229 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3230 * c-common.c (shorten_compare): Warn with Wtype-limits.
3232 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3234 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3235 inlined function, not as a macro.
3236 (_mm_alignr_pi8): Ditto.
3237 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3238 (_mm_inserti_si64): Ditto.
3239 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3240 (_mm_extract_epi16): Ditto.
3241 (_mm_insert_epi16): Ditto.
3242 (_mm_shufflehi_epi16): Ditto.
3243 (_mm_shufflelo_epi16): Ditto.
3244 (_mm_shuffle_epi32): Ditto.
3245 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3246 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3248 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3250 (_m_to_float): Use C89 compatible assignment.
3252 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3255 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3257 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3260 * doc/invoke.texi (Wreturn-type): Complete description.
3261 (Wextra): Delete item about return-type warning.
3262 * c-decl.c: Delete redundant Wextra warning.
3264 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3267 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3268 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3269 inlined function, not as a macro.
3270 (_mm_prefetch): Ditto.
3272 (_mm_insert_pi16): Ditto.
3274 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3275 (_m_pshufw): Ditto. Add const to __N argument.
3276 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3277 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3278 (_mm_slli_epi32): Ditto.
3279 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3280 Add __inline to function declaration.
3281 (_mm_slli_si128): Ditto.
3283 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3285 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3286 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3288 (struct fenv): New structure.
3289 (FP_HANDLE_EXCEPTIONS): New define.
3290 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3291 (_FP_DECL_EXP): New define.
3292 (FP_INIT_ROUNDMODE): New define.
3293 (FP_ROUNDMODE): New define.
3295 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3297 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3298 (Wconversion): Update description.
3299 (Wconversion-sign): New.
3300 * c.opt (Wconversion-sign): New.
3301 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3302 means disabled for C++. Otherwise, take the status of Wconversion.
3303 * c-common.c (conversion_warning): Warn with either Wconversion or
3305 (warnings_for_convert_and_check): Conditions are already checked by
3307 (convert_and_check): Don't check warnings if the conversion failed.
3309 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3310 Anatoly Sokolov <aesok@dol.ru>
3312 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3313 avr_epilogue_uses) : Add declaration.
3314 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3315 * config/avr/constraints.md (R): New constraint.
3316 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3317 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3318 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3319 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3320 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3321 call_prologue_saves, epilogue_restores, return_from_epilogue,
3322 return_from_main_epilogue, return_from_interrupt_epilogue,
3323 return_from_naked_epilogue, prologue, epilogue): New patterns.
3324 (jump): Handle symbol reference.
3325 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3326 avr_output_function_prologue, avr_output_function_epilogue): Remove
3328 (avr_init_machine_status, expand_prologue, expand_epilogue,
3329 avr_asm_function_end_prologue, avr_epilogue_uses,
3330 avr_asm_function_begin_epilogue): New functions.
3331 (prologue_size, epilogue_size, jump_tables_size): Remove global
3333 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3334 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3335 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3336 (avr_override_options): Initialise init_machine_status.
3337 (output_movhi): Handle all stack pointer loads.
3338 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3339 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3340 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3341 (EPILOGUE_USES) Redefine.
3342 (machine_function) Declare.
3344 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3346 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3347 Use a single return statement.
3349 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3352 * builtins.c (do_mpfr_lgamma_r): New.
3353 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3354 * tree.h (CASE_FLT_FN_REENT): New.
3356 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3358 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3359 (output_die): Use 'unsigned long' with %x.
3360 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3361 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3362 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3364 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3366 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3371 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3372 true if function has no argument.
3374 2007-05-18 DJ Delorie <dj@redhat.com>
3376 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3377 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3379 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3381 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3382 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3383 count_trailing_zeros.
3384 (__i386__): Implement count_leading_zeros using __builtin_clz().
3385 Implement count_trailing_zeros usign __builtin_ctz().
3387 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3389 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3391 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3394 * expr.c (emit_move_change_mode): Change mode of push operands here.
3396 2007-05-17 Ian Lance Taylor <iant@google.com>
3398 PR tree-optimization/31953
3399 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3401 (set_value_range_to_null): Call set_value_range_to_value.
3402 (extract_range_from_comparison): Likewise.
3404 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3406 * toplev.c (print_version): Output GMP/MPFR version info.
3408 * builtins.c (CASE_MATHFN_REENT): New macro.
3409 (mathfn_built_in): Use it.
3410 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3411 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3412 BUILT_IN_LGAMMAL_R): New.
3413 * doc/extend.texi: Document new builtins.
3416 * builtins.c (do_mpfr_remquo): New.
3417 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3418 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3421 * builtins.c (fold_builtin_1): Handle y0, y1.
3422 (fold_builtin_2): Handle yn.
3425 * builtins.c (do_mpfr_bessel_n): New.
3426 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3427 (fold_builtin_2): Handle BUILT_IN_JN.
3429 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3432 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3433 TYPE_PRECISION (intmax_type_node).
3435 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3438 * reload.c (subst_reloads): Remove checking.
3440 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3442 PR rtl-optimization/31691
3443 * combine.c (simplify_set): Build a new src pattern instead of
3444 substituting its operands in the COMPARE case.
3446 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3448 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3449 (execute_vrp): Preserve loops through jump threading.
3450 * tree-ssa-threadupdate.c (thread_single_edge,
3451 dbds_continue_enumeration_p, determine_bb_domination_status,
3452 thread_through_loop_header): New functions.
3453 (create_edge_and_update_destination_phis,
3454 create_edge_and_update_destination_phis): Set loops for the new blocks.
3455 (prune_undesirable_thread_requests): Removed.
3456 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3458 (thread_block): Do not call prune_undesirable_thread_requests.
3460 (mark_threaded_blocks): Select edges to thread here.
3461 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3462 Thread edges through loop headers independently.
3463 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3464 * tree-pass.h (TODO_mark_first_instance): New.
3465 (first_pass_instance): Declare.
3466 * cfghooks.c (duplicate_block): Put the block to the original loop
3467 if copy is not specified.
3468 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3469 jump threading. Pass may_peel_loop_headers to
3470 thread_through_all_blocks according to first_pass_instance.
3471 * cfgloop.h (create_preheader): Declare.
3472 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3473 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3474 * passes.c (first_pass_instance): New variable.
3475 (next_pass_1): Set TODO_mark_first_instance.
3476 (execute_todo): Set first_pass_instance.
3478 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3480 PR tree-optimization/24659
3481 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3482 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3483 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3484 OTI_vec_pack_ufix_trunc.
3485 (vec_unpacks_float_hi_optab): Define new macro.
3486 (vec_unpacks_float_lo_optab): Ditto.
3487 (vec_unpacku_float_hi_optab): Ditto.
3488 (vec_unpacku_float_lo_optab): Ditto.
3489 (vec_pack_sfix_trunc_optab): Ditto.
3490 (vec_pack_ufix_trunc_optab): Ditto.
3491 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3492 and vec_pack_[s|u]fix_trunc_optab using
3493 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3494 * tree-vectorizer.c (supportable_widening_operation): Handle
3495 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3496 (supportable_narrowing_operation): New function.
3497 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3498 * tree-vect-transform.c (vectorizable_conversion): Handle
3499 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3500 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3501 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3502 to check for target support.
3503 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3504 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3505 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3506 for VEC_PACK_FIX_TRUNC_EXPR.
3507 (expand_binop): Special case mode of the result for
3508 vec_pack_[u|s]fix_trunc_optab.
3509 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3510 vec_pack_[u|s]fix_trunc_optab.
3512 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3513 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3514 * tree-pretty-print.c (dump_generic_node): Handle
3515 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3516 VEC_PACK_FIX_TRUNC_EXPR.
3518 * expr.c (expand_expr_real_1): Ditto.
3519 * tree-inline.c (estimate_num_insns_1): Ditto.
3520 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3522 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3523 (vec_unpacks_float_lo_v8hi): Ditto.
3524 (vec_unpacku_float_hi_v8hi): Ditto.
3525 (vec_unpacku_float_lo_v8hi): Ditto.
3526 (vec_unpacks_float_hi_v4si): Ditto.
3527 (vec_unpacks_float_lo_v4si): Ditto.
3528 (vec_pack_sfix_trunc_v2df): Ditto.
3530 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3532 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3533 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3534 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3535 [vec_pack_ufix_trunc]: Ditto.
3536 [vec_unpacks_float_hi]: Ditto.
3537 [vec_unpacks_float_lo]: Ditto.
3538 [vec_unpacku_float_hi]: Ditto.
3539 [vec_unpacku_float_lo]: Ditto.
3541 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3543 * soft-fp/README: Update for new files.
3544 * soft-fp/floattisf.c: New file.
3545 * soft-fp/floattidf.c: New file.
3546 * soft-fp/floattitf.c: New file.
3547 * soft-fp/floatuntisf.c: New file.
3548 * soft-fp/floatuntidf.c: New file.
3549 * soft-fp/floatuntitf.c: New file.
3550 * soft-fp/fixsfti.c: New file.
3551 * soft-fp/fixdfti.c: New file.
3552 * soft-fp/fixtfti.c: New file.
3553 * soft-fp/fixunssfti.c: New file.
3554 * soft-fp/fixunsdfti.c: New file.
3555 * soft-fp/fixunstfti.c: New file.
3556 * soft-fp/extendxftf.c: New file.
3557 * soft-fp/trunctfxf.c: New file.
3559 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3560 (__trunctfxf2): Ditto.
3562 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3563 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3564 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3565 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3566 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3567 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3569 * config/i386/t-fprules-softfp64: New file.
3570 * config/i386/sfp-machine.h: New file.
3571 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3572 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3573 and soft-fp/t-softfp to tmake_file.
3574 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3575 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3577 * config/i386/t-linux64 (softfp_wrap_start): New.
3578 (softfp_wrap_end): New.
3579 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3580 supported for TARGET_64BIT.
3582 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3584 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3585 c_common_unsigned_type behavior.
3587 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3589 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3592 2007-05-16 Eric Christopher <echristo@apple.com>
3594 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3595 saving after stack push. Set sp_offset whenever we push.
3596 (rs6000_emit_epilogue): Move altivec register restore before
3599 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3601 * configure.ac: Allow sysroots to be relocated under $prefix as
3602 well as $exec_prefix.
3603 * configure: Regenerate.
3605 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3609 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3611 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3612 (gcc_tooldir): Likewise.
3613 * configure: Regenerate.
3614 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3615 old configure.ac gcc_tooldir setting.
3616 (prefix_to_exec_prefix): New variable.
3617 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3618 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3620 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3622 * c-typeck.c (build_binary_op): Return early for error.
3624 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3626 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3627 struct nb_iter_bound.
3628 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3629 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3630 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3631 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3632 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3633 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3634 (del_scev_info): Use ggc_free.
3635 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3636 * loop-init.c: Include ggc.h.
3637 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3638 (loop_optimizer_finalize): Use ggc_free.
3639 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3640 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3641 pass_iv_optimize): Add TODO_ggc_collect.
3642 * function.h (struct function): Remove skip marker from x_current_loops.
3643 * cfgloop.c: Include ggc.h.
3644 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3646 (establish_preds): Vector superloops is gc allocated.
3647 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3649 (flow_loops_find): Vector larray is gc allocated.
3650 (loop_exit_free): Use ggc_free.
3651 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3652 that head of exits list is now not a part of struct loop.
3653 (record_loop_exits): Allocate exits table in gc memory.
3654 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3655 head of exits list is now not a part of struct loop.
3656 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3657 struct loop_exit): Add GTY marker.
3658 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3659 Add skip marker to aux field. Make head of exits list a separate
3661 (struct loops): Add GTY marker. Make larray vector gc allocated.
3662 Add param marker to exits table.
3663 (get_loops): Type changed.
3664 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3666 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3667 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3668 * basic-block.h (struct basic_block_def): Remove skip marker from
3671 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3673 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3674 of 0 in the call to expand_expr().
3675 (expand_builtin_mathfn_3): Ditto.
3676 (expand_builtin_interclass_mathfn): Ditto.
3677 (expand_builtin_cexpi): Ditto.
3678 (expand_builtin_int_roundingfn): Ditto.
3679 (expand_builtin_int_roundingfn_2): Ditto.
3680 (expand_builtin_pow): Ditto.
3681 (expand_builtin_powi): Ditto.
3682 (expand_builtin_bswap): Ditto.
3683 (expand_builtin_unop): Ditto.
3684 (expand_builtin_fabs): Ditto.
3685 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3686 the call to expand_expr().
3687 (expand_builtin_sync_operation): Ditto.
3688 (expand_builtin_compare_and_swap): Ditto.
3689 (expand_builtin_lock_test_and_set): Ditto.
3690 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3691 instead of 0 in the call to expand_expr().
3692 (expand_builtin_extract_return_addr): Ditto.
3693 (expand_builtin_eh_return): Ditto.
3694 (expand_eh_return): Ditto.
3695 * explow.c (expr_size): Ditto.
3696 * expr.c (optimize_bitfield_assignment_op): Ditto.
3697 (expand_assignement): Ditto.
3698 (store_expr): Ditto.
3699 (store_field): Ditto.
3700 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3701 the call to expand_expr().
3702 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3703 in the call to expand_expr().
3704 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3705 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3706 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3708 * optabs.c (expand_vec_shift_expr): Ditto.
3709 (expand_vec_cond_expr): Ditto.
3710 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3711 call to expand_expr().
3712 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3713 in the call to expand_expr().
3715 2007-05-14 Dave Korn <dave.korn@artimi.com>
3717 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3719 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3721 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3722 instead of c_common_unsigned_type.
3723 (c_common_unsigned_type): Remove.
3724 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3725 c_common_unsigned_type.
3726 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3727 c_common_unsigned_type.
3728 * c-common.h (c_common_unsigned_type): Remove.
3729 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3730 c_common_unsigned_type.
3731 * c-format.c (check_format_types): Use unsigned_type_for instead of
3732 c_common_unsigned_type.
3733 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3734 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3735 c_common_unsigned_type.
3736 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3737 lang_hooks.types.unsigned_type.
3738 * expmed.c (make_tree): Use unsigned_type_for instead of
3739 lang_hooks.types.unsigned_type.
3740 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3741 lang_hooks.types.unsigned_type.
3742 (build_range_check): Likewise.
3743 (fold_unary): Likewise.
3744 (fold_binary): Likewise.
3745 (fold_ternary): Likewise.
3746 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3747 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3748 * tree.c (get_unsigned_type): New.
3749 (unsigned_type_for): Use get_unsigned_type instead of
3750 lang_hooks.types.unsigned_type.
3752 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3754 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3755 to m68k_get_function_kind. Update its prototype.
3756 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3758 (m68k_interrupt_function_p): Return enum m68k_function_type
3759 instead of bool. Rename to m68k_get_function_kind.
3760 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3762 (m68k_compute_frame_layout): Don't mark any register for save
3763 if an interrupt_thread attribute is specified.
3764 (m68k_hard_regno_rename_ok): Update a use of
3765 m68k_interrupt_function_p.
3766 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3767 m68k_interrupt_function_p.
3768 (m68k_function_type): New.
3769 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3770 for a function with an interrupt_thread attribute.
3771 * doc/extend.texi: Document the interrupt_thread attribute.
3773 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3775 Fix PR tree-optimization/31911
3776 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3777 if they didn't change the expression.
3779 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3781 * tree-scalar-evolution.c (resolve_mixers): Exported.
3782 * tree-scalar-evolution.h (resolve_mixers): Declare.
3783 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3784 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3785 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3786 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3787 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3788 strip_conversion, analyze_offset_expr, address_analysis,
3789 object_analysis, analyze_offset): Removed.
3790 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3791 split_constant_offset, canonicalize_base_object_address,
3792 object_address_invariant_in_loop_p, disjoint_objects_p,
3793 dr_may_alias_p, dr_address_invariant_p): New functions.
3794 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3795 and dr_analyze_alias.
3796 (initialize_data_dependence_relation): Use dr_may_alias_p
3797 and object_address_invariant_in_loop_p.
3798 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3800 (find_data_references_in_stmt): Restrict the analysis of data references
3801 to the given loop nest.
3802 (find_data_references_in_loop): Made static. Pass loop nest to
3803 find_data_references_in_stmt.
3804 (compute_data_dependences_for_loop): Use DR_VOPS.
3805 (free_data_ref): Free DR_VOPS.
3806 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3807 (struct innermost_loop_behavior): ... new.
3808 (struct base_object_info): Replaced by ...
3809 (struct indices): ... new.
3810 (struct dr_alias): New.
3811 (enum data_ref_type): Removed.
3812 (struct data_reference): Consist of struct innermost_loop_behavior,
3813 struct indices and struct dr_alias.
3814 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3815 (DR_MEMTAG): Renamed to ...
3816 (DR_SYMBOL_TAG): ... this.
3817 (find_data_references_in_loop): Declaration removed.
3818 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3819 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3820 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3821 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3823 2007-05-13 Revital Eres <eres@il.ibm.com>
3825 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3826 which walks virtual def-use chains to find redundant stores.
3827 (dse_optimize_stmt): Call it.
3829 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3831 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3832 * passes.c (init_optimization_passes): Move pass_jump_bypass
3835 * basic-block.h (bb_has_eh_pred): Fix style issue.
3837 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3839 PR rtl-optimization/31848
3840 * loop-invariant.c (move_invariant_reg): If we move an insn
3841 with a REG_EQUAL note, and that insn is not always executed,
3842 remove the REG_EQUAL note.
3844 2007-05-12 Richard Guenther <rguenther@suse.de>
3846 PR tree-optimization/31797
3847 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3848 propagate into a stmt that has volatile ops.
3850 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3852 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3853 (gcc_tooldir): Likewise.
3854 * configure: Regenerate.
3855 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3856 old configure.ac gcc_tooldir setting.
3857 (prefix_to_exec_prefix): New variable.
3858 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3859 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3861 2007-05-11 Silvius Rus <rus@google.com>
3863 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3864 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3865 * c-common.h (strict_aliasing_warning): Change return type.
3866 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3867 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3868 (build_c_cast): Condition call to strict_aliasing_warning.
3869 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3870 * flags.h (set_Wstrict_aliasing): Declare.
3871 * opts.c (set_Wstrict_alising): Define, add call to.
3872 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3873 * tree-ssa-alias-warnings.c: New file.
3874 * tree-ssa-alias.c (compute_may_aliases): Add call to
3875 strict_aliasing_warning_backend.
3877 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3879 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3880 Use loop_depth and loop_outer accessor functions.
3881 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3882 determine_invariantness_stmt, move_computations_stmt): Ditto.
3883 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3884 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3885 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3886 * tree-scalar-evolution.c (interpret_loop_phi,
3887 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3888 instantiate_parameters_1, scev_const_prop): Ditto.
3889 * cfghooks.c (make_forwarder_block): Ditto.
3890 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3891 * modulo-sched.c (loop_canon_p): Ditto.
3892 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3893 slpeel_can_duplicate_loop_p): Ditto.
3894 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3895 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3896 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3897 cancel_loop, verify_loop_structure): Ditto.
3898 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3899 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3900 superloops vector instead of "pred" array.
3901 (establish_preds): Take father loop as an argument. Initialize the
3903 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3904 initialize loop->outer.
3905 (flow_loop_tree_node_remove): Truncate the superloops vector.
3906 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3907 "pred" merged to "superloops" vector.
3908 (loop_depth, loop_outer): New.
3909 (fel_init): Use loop_outer.
3911 2007-05-11 Jan Hubicka <jh@suse.cz>
3913 * cgraphunit.c: Include gt-cgraphunit.h
3914 (static_ctors, static_dtors): New static vars.
3915 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3916 based on implementation in c-common.c
3917 (cgraph_finalize_function): Call record_cdtor_fn.
3918 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3919 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3920 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3921 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3922 build_cdtor, c_build_cdtor_fns): Remove.
3923 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3924 c_build_cdtor_fns): Remove prototype.
3926 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3929 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3930 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3931 * builtins.c (fold_builtin_memchr): New.
3932 (expand_builtin_memchr): Call the latter.
3933 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3934 * doc/extend.texi ([Other built-in functions provided by GCC]):
3937 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3939 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3940 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3941 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3942 PFPO_OP1_TYPE_SHIFT): Constants added.
3943 (DFP_ALL): Mode macro defined.
3944 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3945 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3946 Insn definitions added.
3947 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3948 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3951 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3953 PR tree-optimization/31885
3954 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3956 (automatically_generated_chrec_p): Return false for NULL.
3958 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3960 * config/bfin/bfin.h (MOVE_RATIO): Define.
3962 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3964 * config.gcc (sparc-wrs-vxworks): New target.
3965 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3966 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3967 * config/sparc/sparc.h: Include vxworks-dummy.h.
3968 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3969 include LABEL_REFs too.
3970 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
3971 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
3973 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
3975 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
3976 (sparc_emit_call_insn): New function.
3977 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
3978 functions when generating VxWorks PIC.
3979 * config/sparc/sparc.md (vxworks_load_got): New pattern.
3980 (call, call_value): Use sparc_emit_call_insn instead of
3983 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3985 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3987 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3989 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
3990 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
3991 instead of operand_subword.
3993 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3995 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
3996 * config/bfin/bfin.c (bfin_local_alignment): New function.
3997 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
3999 2007-05-08 Chao-ying Fu <fu@mips.com>
4001 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4002 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4003 (smsub_widen_optab, umsub_widen_optab): Define.
4004 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4006 * genopinit.c (optabs): Fill in smsub_widen_optab and
4008 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4009 and umsub_widen_optab to implement multiply-subtract sequences.
4010 * config/mips/mips.md (*msac<u>_di): Rename to...
4011 (<u>msubsidi4): ...this. Extend condition to include
4012 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4013 of operand 0 to "ka" and use the three-operand form of msub<u>
4015 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4018 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4020 PR rtl-optimization/28011
4021 * reload.c (push_reload): Set dont_share if IN appears in OUT
4022 also when IN is a PLUS rtx.
4023 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4026 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4028 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4029 call unshare_all_decls.
4030 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4031 (unshare_all_decls): Remove.
4033 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4036 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4039 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4040 Nigel Stephens <nigel@mips.com>
4042 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4043 Update comments and all uses.
4044 (MIN_FPRS_PER_FMT): Define.
4045 * config/mips/mips.c (function_arg): Fix to correctly handle
4046 the -mips32r2 -mfp64 -mabi=32 case.
4047 (override_options): Enable use of odd-numbered registers for
4048 SFmode values on MIPS32.
4049 (mips_save_reg_p): Save whole floating-point register pair if
4050 either half is used.
4051 (compute_frame_size): Fix comment.
4053 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4055 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4056 argument of type bool.
4057 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4058 argument. Safely select temporary P register according to it.
4059 (do_link): Change call site of add_to_reg accordingly.
4060 (do_unlink): Add epilogue_p as a fourth argument and pass it
4062 (expand_interrupt_handler_epilogue): Change call of do_unlink
4064 (bfin_expand_prologue): Add a third argument sibcall_p.
4065 * config/bfin/bfin.md (epilogue): Change call of
4066 bfin_expand_epilogue accordingly.
4067 (sibcall_epilogue): Likewise.
4068 (eh_return_internal): Likewise.
4070 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4071 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4072 * config/bfin/bfin.c (bfin_handle_option): Handle
4073 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4074 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4075 Support bf534, bf536 and bf561.
4076 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4078 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4081 * config/i386/i386.c (ix86_function_regparm): Process local
4082 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4084 2007-05-07 Mike Stump <mrs@apple.com>
4086 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4087 also checks for and while statements in C++.
4089 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4091 * gcc.c (at_file_supplied): New variable.
4092 (main): Set it if we expanded argv.
4093 (do_spec_1): Pass an @-file to the linker if we were called with
4094 an @-file argument and HAVE_GNU_LD.
4095 * collect2.c (at_file_supplied): New variable.
4096 (response_file): New variable.
4097 (collect_exit): Unlink response_file if necessary.
4098 (handler): Likewise.
4099 (do_wait): Likewise.
4100 (main): Set at_file_supplied if we expanded argv.
4101 (collect_execute): Pass an @-file to subprocesses if we were called
4102 with an @-file argument.
4103 * configure.ac: Add define for HAVE_GNU_LD.
4104 * configure: Regenerate.
4105 * config.in: Regenerate.
4107 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4109 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4115 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4117 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4118 (TARGET_ENCODE_SECTION_INFO): Re-define.
4119 (m32c_encode_section_info): New
4120 (function_vector_handler): New
4121 (current_function_special_page_vector): New
4122 (m32c_special_page_vector_p): New.
4123 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4125 * config/m32c/jump.md: Added instruction JSRS for functions
4126 with attribute "function_vector".
4127 * doc/extend.texi (function_vector): Added description
4128 for M16C, M32C targets.
4130 2007-05-07 DJ Delorie <dj@redhat.com>
4133 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4134 ashrpsi3, lshrpsi3): Update shift count constraint.
4136 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4137 Nathan Froyd <froydnj@codesourcery.com>
4140 * c-incpath.c (add_path): Strip trailing path separators.
4142 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4144 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4145 Free dominance info before purging EH edges.
4146 (eliminate_degenerate_phis): Likewise.
4147 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4149 2007-05-07 Jan Hubicka <jh@suse.cz>
4151 * gimplify.c (gimplify_expr): Do not crash when folding
4152 (void *)(int)&a + 4.
4154 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4157 * c-opts.c (lang_fortran): Make it non static.
4158 * c-common.h (lang_fortran): New prototype.
4159 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4160 -lang-fortran option was passed by the driver.
4162 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4164 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4165 of ASSERT_CHECKING. Tweak message.
4167 2007-05-06 Revital Eres <eres@il.ibm.com>
4170 * loop-unroll.c (insert_var_expansion_initialization):
4171 Initialize the expansions with -zero instead of +zero.
4173 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4175 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4176 into pic and non-pic versions. Mark r19 as used for
4177 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4178 for tgd_load, tld_load and tie_load .
4179 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4180 version of tgd_load, tld_load and tie_load depending on the
4183 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4184 Jakub Jelinek <jakub@redhat.com>
4186 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4187 (__do_global_dtors_aux): Use more paranoid loop to run
4188 destructors if HIDDEN_DTOR_LIST_END.
4189 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4191 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4193 * varasm.c (align_variable): Don't increase alignment for
4194 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4195 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4197 2007-05-04 Josh Conner <jconner@apple.com>
4199 * basic-block.h (cdi_direction): Assign values to all enumeration
4201 (dom_computed): Remove.
4202 (dom_info_state): New.
4203 (set_dom_info_availability): New.
4204 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4205 walk_data.dom_direction.
4206 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4207 instead of dom_computed[].
4208 (split_edge): Likewise.
4209 (create_basic_block): Likewise.
4210 (merge_blocks): Likewise.
4211 * ifcvt.c (find_if_header): Likewise.
4212 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4213 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4214 * tree-ssa.c (verify_ssa): Likewise.
4215 * tree-cfg.c (tree_verify_flow_info): Likewise.
4216 (remove_edge_and_dominated_blocks): Likewise.
4217 * dominance.c (dom_computed): Make static.
4218 (calc_dfs_tree_nonrec): Change third param to a bool.
4219 (calc_dfs_tree): Change second param to a bool.
4220 (calc_idioms): Change second param to a bool. Use
4221 dom_convert_dir_to_idx.
4222 (init_dom_info): Validate dir before using.
4223 (dom_convert_dir_to_idx): New.
4224 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4225 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4226 (free_dominance_info): Use dom_convert_dir_to_idx.
4227 (get_immediate_dominator): Likewise.
4228 (set_immediate_dominator): Likewise.
4229 (get_dominated_by): Likewise.
4230 (redirect_immediate_dominators): Likewise.
4231 (nearest_common_denominator): Likewise.
4232 (dominated_by_p): Likewise.
4233 (bb_dom_dfs_in): Likewise.
4234 (bb_dom_dfs_out): Likewise.
4235 (recount_dominator): Likewise.
4236 (iterate_fix_dominators): Likewise.
4237 (add_to_dominance_info): Likewise.
4238 (delete_from_dominance_info): Likewise.
4239 (first_dom_son): Likewise.
4240 (next_dom_son): Likewise.
4241 (dom_info_available_p): Likewise.
4242 (dom_info_state): New.
4243 (set_dom_info_availability): New.
4245 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4247 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4249 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4251 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4253 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4254 (subdi3, subdi_carry): Delete.
4256 2007-05-04 Jan Hubicka <jh@suse.cz>
4257 Richard Guenther <rguenther@suse.de>
4259 * opts.c (decode_options): Do not fiddle with inlining
4260 parameters in case of optimizing for size.
4261 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4262 for size do nothing.
4263 (cgraph_decide_inlining_of_small_function): When optimizing for
4264 size never inline functions increasing caller size.
4265 (cgraph_early_inlining): Inline for size when optimizing for size.
4267 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4269 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4270 logical operations piecewise.
4271 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4272 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4273 subdi_sesidi_di): Delete.
4274 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4275 the generated sequence. Allow three-reg add in constraints. Rewrite
4276 the rtl expression for carry to avoid zero_extend of a constant.
4277 (sub_with_carry): New pattern.
4278 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4279 different sequence not involving jumps.
4280 (notbi): Now a named pattern.
4282 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4284 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4285 Add the note about a significant loss of accuracy of some
4286 mathematical routines when these options are used.
4288 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4290 * haifa-sched.c (rtx_vec_t): New typedef.
4291 (contributes_to_priority_p): Extract piece of priority () into new
4293 (priority): Use the function. Add assertion.
4294 (rank_for_schedule, set_priorities): Add assertion to check that
4295 insn's priority is initialized.
4296 (clear_priorities, calc_priorities): Change signature. Make it update
4297 all relevant insns. Update all callers ('add_to_speculative_block ()'
4298 and 'create_block_check_twin ()').
4299 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4300 Add new field 'priority_status'.
4301 (INSN_PRIORITY_STATUS): New macro.
4302 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4304 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4306 * sched-ebb.c (debug_ebb_dependencies): New static function.
4307 (init_ready_list): Use it.
4309 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4310 with changed signature and 'debug_rgn_dependencies ()'.
4311 (debug_rgn_dependencies): New static function.
4312 (init_ready_list): Use it.
4314 * sched-int.h (debug_dependencies): Declare.
4316 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4318 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4320 2007-05-04 Dirk Mueller <dmueller@suse.de>
4322 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4324 2007-05-03 Jan Hubicka <jh@suse.cz>
4326 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4327 for pointer type in more cases than before.
4329 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4331 * tree-object-size.c (plus_expr_object_size): When operand size is
4332 unknown, return unknown.
4334 2007-05-03 Dirk Mueller <dmueller@suse.de>
4336 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4338 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4341 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4343 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4345 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4347 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4349 * config/soft-fp/double.h, config/soft-fp/extended.h,
4350 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4351 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4352 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4353 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4356 2007-05-03 Ian Lance Taylor <iant@google.com>
4358 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4359 MASK_PPC_GFXOPT for 8540 or 8548.
4361 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4363 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4364 vect_print_dump_info() to output debug information.
4366 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4370 operands of size 2 when operand is not MEM_P.
4372 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4374 PR tree-optimization/30565
4375 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4377 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4379 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4380 (umulsi3_highpart): Use them.
4381 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4382 for final accumulator to D regisster tranfser.
4384 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4386 PR tree-optimization/31699
4387 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4389 (vect_enhance_data_refs_alignment): Compute peel amount using
4390 TYPE_VECTOR_SUBPARTS instead of vf.
4391 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4393 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4396 * system.h: Remove inclusion of double-int.h
4397 * tree.h: Include double-int.h
4398 * gengtype.c: Likewise
4399 * cfgloop.h: Likewise
4400 * Makefile.in: Adjust dependencies on double-int.h
4402 2007-05-02 Eric Christopher <echristo@apple.com>
4404 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4405 -shared to -Zdynamiclib.
4407 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4410 * c-common.c (strip_pointer_or_array_types): New function.
4411 * c-common.h (strip_pointer_or_array_types): New function declaration.
4413 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4415 PR tree-optimization/31771
4416 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4418 2007-05-02 Paul Brook <paul@codesourcery.com>
4420 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4422 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4425 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4428 2007-05-02 Nick Clifton <nickc@redhat.com>
4430 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4432 2007-05-02 Richard Guenther <rguenther@suse.de>
4434 PR tree-optimization/31146
4435 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4436 argument, single_use_p. If we have a single use that is
4437 a conversion to the definition rhs type, propagate that rhs.
4438 (forward_propagate_addr_expr): Pass single_use_p argument
4439 to forward_propagate_addr_expr_1.
4441 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4443 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4446 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4448 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4449 'AMD Family 10 core'.
4451 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4453 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4454 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4455 with SSE3 instruction set support.
4456 * doc/invoke.texi: Likewise.
4458 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4460 * config/i386/i386.c (override_options): Tuning 32-byte loop
4461 alignment for amdfam10 architecture. Increasing the max loop
4462 alignment to 24 bytes.
4464 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4466 * config/m68k/constraints.md: New.
4467 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4468 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4469 EXTRA_CONSTRAINT): Remove.
4470 * config/m68k/m68k.md: Include constraints.md.
4471 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4473 2007-05-01 Ian Lance Taylor <iant@google.com>
4475 PR tree-optimization/31739
4476 * tree-vrp.c (vrp_val_is_max): New static function.
4477 (vrp_val_is_min): New static function.
4478 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4480 (set_value_range): Use vrp_val_is_{max,min}.
4481 (extract_range_from_assert): Likewise.
4482 (extract_range_from_binary_expr): Likewise.
4483 (extract_range_from_unary_expr): Likewise.
4484 (dump_value_range, vrp_meet): Likewise.
4485 (vrp_visit_phi_node): Likewise.
4486 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4488 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4490 * config/i386/gmon-sol2.c (size_t): New type.
4491 (intptr_t): Likewise.
4492 (s_textsize): Declare as size_t.
4494 (monstartup): Use size_t for sizes.
4495 (_mcount): Save and restore registers.
4496 (internal_mcount): Pass 0 as the first argument to monstartup
4498 (moncontrol): Convert pointer to appropriately sized integer
4499 before passing to profil.
4501 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4503 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4504 __NO_FPRS__, not just if _SOFT_DOUBLE.
4505 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4506 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4507 also for E500 double.
4508 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4509 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4512 2007-05-01 Richard Guenther <rguenther@suse.de>
4514 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4517 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4519 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4521 2007-05-01 Jan Hubicka <jh@suse.cz>
4523 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4526 2007-05-01 Jan Hubicka <jh@suse.cz>
4528 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4529 (maybe_fold_offset_to_reference): Declare.
4530 * fold-const.c (fold_unary): Do not fold
4531 (type *)&A into &A->field_of_type_and_offset_0
4532 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4533 size is unknown, give up.
4534 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4536 (maybe_fold_offset_to_reference): New.
4537 (maybe_fold_stmt_indirect): Use it.
4538 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4539 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4541 (gimplify_expr): Likewise for plus_expr.
4543 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4545 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4546 bsi_after_labels. Always insert statements before bsi.
4547 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4548 * predict.c (apply_return_prediction): Check for empty blocks.
4549 * cfgexpand.c (lab_rtx_for_bb): New variable.
4550 (label_rtx_for_bb): Do not create new tree labels.
4551 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4552 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4553 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4555 (label_for_bb): Add field used.
4556 (update_eh_label, main_block_label): Mark the label used.
4557 (cleanup_dead_labels): Remove unused labels.
4559 2007-05-01 Richard Guenther <rguenther@suse.de>
4561 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4562 if it is not about to be set.
4563 (get_value_range): Do not pre-allocate equiv bitmap.
4564 (update_value_range): No need to clear equiv field.
4565 (add_equivalence): Change prototype to get bitmap pointer.
4566 Allocate bitmap here if it is not already.
4567 (extract_range_from_assert): Do not allocate bitmap here.
4568 Update callers to add_equivalence.
4569 (extract_range_from_ssa_name): Likewise.
4570 (get_vr_for_comparison): New static helper.
4571 (compare_name_with_value): Handle NULL equiv bitmap by
4572 peeling the first iteration of the comparison loop.
4573 Use get_vr_for_comparison.
4574 (compare_names): Handle NULL equiv bitmaps by using fake
4575 ones. Use get_vr_for_comparison.
4577 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4579 * double-int.c (mpz_set_double_int): Moved from
4580 tree-ssa-loop-niter.c.
4581 (mpz_get_double_int): Likewise; also, add option to wrap
4582 out-of-range integers.
4583 * double-int.h: New prototypes for above.
4584 * tree.c (get_static_type_bounds): Moved from
4585 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4586 TYPE_MAX_VALUE if they exist..
4587 * tree.h: New prototype for above.
4588 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4589 get_type_bounds calls.
4590 (mpz_set_double_int): Move to double-int.c.
4591 (get_type_bounds): Move to tree.c, rename to
4592 get_static_type_bounds.
4593 (mpz_to_double_int): Move to double-int.c, rename to
4596 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4598 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4599 DIV0 exception can fall through to a normal return.
4601 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4605 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4606 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4607 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4608 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4609 initialize align to silence bogus warning.
4610 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4611 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4613 (struct sra_walk_fns): Remove use_all parameter from use.
4614 (sra_hash_tree): Handle BIT_FIELD_REFs.
4615 (sra_elt_hash): Don't hash bitfld blocks.
4616 (sra_elt_eq): Skip them in parent compares as well. Handle
4618 (sra_walk_expr): Don't maintain or pass down use_all_p.
4619 (scan_use): Remove use_all parameter.
4620 (scalarize_use): Likewise. Re-expand assignment to
4621 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4622 output, and re-scalarize after output. Don't mark anything
4624 (scalarize_ldst): Adjust.
4625 (scalarize_walk_gimple_modify_statement): Likewise.
4626 (build_element_name_1): Handle BIT_FIELD_REFs.
4627 (instantiate_element): Don't warn for any element whose parent
4629 (instantiate_missing_elements_1): Return the sra_elt.
4630 (canon_type_for_field): New.
4631 (try_instantiate_multiple_fields): New.
4632 (instantiate_missing_elemnts): Use them.
4633 (mark_no_warning): Removed.
4634 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4635 (REPLDUP, sra_build_elt_assignment): New.
4636 (generate_copy_inout): Use them.
4637 (generate_element_copy): Likewise. Handle bitfld differences.
4638 (generate_element_zero): Don't recurse for blocks. Use
4639 sra_build_elt_assignment.
4640 (generate_one_element_int): Take elt instead of var. Use
4641 sra_build_elt_assignment.
4642 (generate_element_init_1): Adjust.
4643 (scalarize_use, scalarize_copy): Use REPLDUP.
4644 (scalarize_ldst): Move assert before dereference.
4645 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4647 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4650 * tree.c (reconstruct_complex_type): Reconstruct a reference
4652 Also use the same mode for the pointer as the old pointer type.
4654 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4656 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4659 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4661 PR rtl-optimization/31676
4662 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4663 (df_refs_record): Call it.
4665 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4667 * rtl.def (SS_ABS): New code.
4668 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4669 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4670 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4671 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4672 (bfin_init_builtins): Define them.
4673 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4674 (bfin_expand_builtin): ... and handle the others here.
4675 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4676 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4677 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4678 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4679 operand is only HImode.
4681 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4683 * regclass.c (scan_one_insn): Remove splitting of
4686 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4687 Nigel Stephens <nigel@mips.com>
4689 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4691 2007-04-28 Jan Hubicka <jh@suse.cz>
4693 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4694 insn_locators_alloc instead of insn_locators_initialize;
4695 call reset_block_changes.
4696 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4697 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4698 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4699 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4700 * config/score/score.c (th_output_mi_thunk): Likewise.
4701 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4702 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4703 tolerate uninitialized locator info.
4706 * function.c (init_function_start): Don't init line number info.
4707 (expand_function_end): Update.
4708 (reset_block_changes, record_block_change, finalize_block_changes,
4709 check_block_change, free_block_changes): Kill.
4710 * function.h (reset_block_changes, record_block_change,
4711 finalize_block_changes, check_block_change, free_block_changes): Remove
4713 (struct function): Remove ib_boundaries_block.
4714 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4715 Use curr_insn_locator to initialize locator.
4716 (emit_line_note): Remove.
4717 * cfgexpand.c (expand_gimple_cond_expr): Update.
4718 (construct_exit_block): Likewise.
4719 (tree_expand_cfg): Initialize/finalize locators.
4720 * expr.c (expand_expr_real): Update.
4721 * cfglayout.c (line_locators_locs, line_locators_lines,
4722 file_locators_locs, file_locators_files): Remove.
4723 (set_block_levels): Move to cfgexpand.c.
4724 (insn_locators_initialize): Remove.
4725 (pass_insn_locators_initialize): Remove.
4726 (locations_locators_locs, locations_locators_vals): New static vars.
4727 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4729 (insn_locators_alloc, insn_locators_finalize,
4730 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4732 (locator_location): New.
4733 (locator_line, locator_file): Rewrite.
4734 * rtl.h (emit_line_note): Kill.
4735 (insn_locators_alloc, insn_locators_finalize,
4736 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4738 * tree-inline.c (initialize_cfun): Do not initialize
4739 ib_boundaries_block.
4740 * passes.c (pass_insn_locators_initialize): Remove.
4742 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4744 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4745 info. Update last_basic_block correctly.
4747 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4750 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4751 register itself to hold the offset constant. Tell flow the use
4752 of r4 and r5 when they are used.
4754 2007-04-27 Richard Guenther <rguenther@suse.de>
4756 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4757 if we simplified anything.
4758 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4759 warnings until we did a simplification and the stmt was not
4760 marked as TREE_NO_WARNING.
4762 2007-04-27 Mike Stump <mrs@apple.com>
4764 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4766 2007-04-27 Ian Lance Taylor <iant@google.com>
4769 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4770 TYPE_MAX_VALUE exist, convert them to the new type.
4772 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4774 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4775 if it claims to be available.
4776 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4778 (perform_tree_ssa_dce): Always free postdominators.
4780 2007-04-27 Richard Henderson <rth@redhat.com>
4782 * config/alpha/predicates.md (aligned_memory_operand): Mark
4783 as define_special_predicate.
4784 (unaligned_memory_operand, normal_memory_operand): Likewise.
4785 (reg_or_unaligned_mem_operand): Remove.
4786 (any_memory_operand): Match the documentation and check for
4787 non-renumbered pseudos during reload.
4788 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4789 alpha_secondary_reload_class, update to new interface, make static.
4790 Handle CQImode like HImode. Remove FP subreg check.
4791 (alpha_expand_mov): Use replace_equiv_address.
4792 (alpha_expand_mov_nobwx): Use any_memory_operand.
4793 (TARGET_SECONDARY_RELOAD): New.
4794 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4795 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4796 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4797 * config/alpha/alpha.md: ... here.
4798 (RELOAD12, reloadmode): New.
4800 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4801 Don't handle the aligned case here.
4802 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4803 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4804 reload_inhi_help. Don't expect a scratch register.
4805 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4807 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4809 2007-04-27 Richard Guenther <rguenther@suse.de>
4811 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4813 2007-04-27 Richard Guenther <rguenther@suse.de>
4815 PR tree-optimization/30965
4816 PR tree-optimization/30978
4817 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4818 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4819 (find_equivalent_equality_comparison): Likewise.
4820 (simplify_cond): Likewise.
4821 (get_prop_source_stmt): New helper.
4822 (get_prop_dest_stmt): Likewise.
4823 (can_propagate_from): Likewise.
4824 (remove_prop_source_from_use): Likewise.
4825 (combine_cond_expr_cond): Likewise.
4826 (forward_propagate_comparison): New function.
4827 (forward_propagate_into_cond): Rewrite to use fold for
4829 (tree_ssa_forward_propagate_single_use_vars): Call
4830 forward_propagate_comparison to propagate comparisons.
4832 2007-04-27 Richard Guenther <rguenther@suse.de>
4834 PR tree-optimization/31715
4835 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4836 sure to do computation on the offset in an appropriate
4839 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4841 * reload.h (elimination_target_reg_p): Declare.
4842 * reload.c (find_reloads): Don't apply the reg_rtx move
4843 optimization if the SET_DEST satisfies elimination_target_reg_p.
4844 * reload1.c (elimination_target_reg_p): New function.
4845 (gen_reload): In the move/add2 fallback, make sure that op0
4846 does not overlap the destination register.
4848 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4850 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4851 transform only GIMPLE_MODIFY_STMTs.
4852 * tree-complex.c (expand_complex_operations_1): Ditto.
4853 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4854 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4855 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4857 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4858 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4859 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4860 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4861 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4862 slpeel_add_loop_guard): Ditto.
4863 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4864 * lambda-code.c (perfect_nestify): Ditto.
4865 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4866 before the first statement.
4867 * tree-optimize.c (execute_free_datastructures): Fix comments.
4868 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4869 * tree-flow.h (disband_implicit_edges): Declaration removed.
4870 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4872 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4874 (disband_implicit_edges, has_label_p): Removed.
4875 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4876 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4878 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4880 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4881 also for COND_EXPRs.
4882 * cfgexpand.c (label_rtx_for_bb): New function.
4883 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4884 Use label_rtx_for_bb to find the labels.
4885 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4886 last block. Detect fallthru edges.
4888 2007-04-26 Ian Lance Taylor <iant@google.com>
4891 * reload.c (find_reloads_subreg_address): If the address was valid
4892 in the original mode but not in the new mode, reload the whole
4895 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4897 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4898 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4899 (cleanup_control_expr_graph): Do not invalidate dominance info.
4900 Record altered blocks.
4901 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4902 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4903 cleanup_tree_cfg_bb): New functions.
4904 (remove_forwarder_block): Do not maintain the worklist of blocks.
4905 Record altered blocks.
4906 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4908 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4909 delete_unreachable_blocks if dominators are not available.
4910 * tree-inline.c (optimize_inline_calls): Free dominance information
4912 * tree-flow.h (remove_edge_and_dominated_blocks,
4913 cfgcleanup_altered_bbs): Altered.
4914 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4916 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4918 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4919 do not invalidate dominators.
4921 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4923 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4924 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4925 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4926 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4928 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4930 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4932 2007-04-26 Richard Guenther <rguenther@suse.de>
4934 PR tree-optimization/31703
4935 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4936 the right type for the target of the bittest.
4938 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4940 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4941 ix86_sol10_return_in_memory.
4943 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4945 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4948 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4951 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4953 PR tree-optimization/30558
4954 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4955 clear this_state.prev_try.
4957 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4958 Mark Mitchell <mark@codesourcery.com>
4960 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4961 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4962 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4964 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4967 * doc/invoke.texi (%:print-asm-header): Document.
4968 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
4970 (static_spec_functions): Add print-asm-header.
4971 (main): Print a banner before the --target-help linker options.
4972 (print_asm_header_spec_function): New function.
4974 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
4977 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
4978 (movsf_ie): Likewise.
4980 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4982 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4984 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4986 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4988 (__umodsi3, __modsi3): Likewise.
4990 2007-04-25 Dirk Mueller <dmueller@suse.de>
4992 * c-typeck.c (build_compound_expr): Annotate warning()
4993 call with OPT_Wunused_value.
4994 * tree-ssa.c (warn_uninit): Annotate warning with
4996 * c-common.c (handle_sentinel_attribute): Annotate warning
4997 call with OPT_Wattributes.
4999 2007-04-25 Thiemo Seufer <ths@mips.com>
5001 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5003 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5004 on to the assembler. Improve handling of -mno-mips16. Add handling
5005 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5006 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5007 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5008 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5010 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5013 * config/i386/winnt.c (i386_pe_file_end): Strip only
5014 USER_LABEL_PREFIX when writing export name.
5016 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5018 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5019 sh/elf.h, vx-common.h and vxworks.h.
5020 * config/sh/sh.h: Include config/vxworks-dummy.h.
5021 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5022 (OVERRIDE_OPTIONS): Use it.
5023 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5024 (vxworks_picreg): New pattern.
5025 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5026 VXWORKS_OS_CPP_BUILTINS.
5027 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5028 to their VXWORKS_* equivalents.
5029 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5030 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5031 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5032 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5033 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5034 -mrtp/-fPIC multilibs.
5035 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5036 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5037 (MULTILIB_OSDIRNAMES): Delete.
5039 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5042 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5044 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5046 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5047 rounding mode to be specified by the caller.
5048 (real_to_mpfr) Likewise.
5049 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5050 include new arguments.
5051 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5053 2007-04-24 Ian Lance Taylor <iant@google.com>
5055 PR tree-optimization/31605
5056 * tree-vrp.c (set_value_range): Check that min and max are not
5057 both overflow infinities.
5058 (set_value_range_to_value): New static function.
5059 (extract_range_from_binary_expr): Call set_value_range_to_value.
5060 (extract_range_from_cond_expr): Likewise.
5061 (extract_range_from_expr): Likewise.
5062 (extract_range_from_unary_expr): Likewise. Don't create a range
5063 which overflows on both sides.
5064 (vrp_meet): Check for a useless range.
5065 (vrp_visit_phi_node): If we see a constant which looks like an
5066 overflow infinity, turn off the TREE_OVERFLOW flag.
5068 2007-04-24 Ian Lance Taylor <iant@google.com>
5070 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5072 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5075 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5076 diagnostic message is being built.
5077 * tree-pretty-print.c (dump_generic_node): Only write the
5078 formatted text into BUFFER's stream if we are not building a
5080 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5082 * Makefile.in (toplev.o): Depend on tree-pass.h.
5084 2007-04-24 Ian Lance Taylor <iant@google.com>
5086 PR tree-optimization/31602
5087 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5088 conditionals in the copied loop header.
5089 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5090 warnings if TREE_NO_WARNING is set.
5091 * doc/invoke.texi (Warning Options): Clarify that
5092 -Wstrict-overflow does not warn about loops.
5094 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5096 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5097 expand on the comment about _Decimal128 arguments and check the
5098 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5099 that _Decimal128 argument uses even/odd register pair.
5100 (function_arg): Ditto.
5102 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5104 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5105 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5107 2007-04-24 Richard Guenther <rguenther@suse.de>
5108 Olga Golovanevsky <olga@il.ibm.com>
5110 * fold-const.c (multiple_of_p): Check for bottom
5113 2007-04-24 Richard Henderson <rth@redhat.com>
5115 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5116 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5117 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5118 looking for non-zero bits shifted out. Avoid a recursive call
5119 when constructing the scalar.
5120 (__floatundisf): Likewise.
5122 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5124 * dwarf2out.c (field_byte_offset): Move the existing logic
5125 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5126 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5128 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5131 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5132 argument of 0 for memset.
5133 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5134 unsigned shift instead of the signed variant.
5136 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5138 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5139 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5140 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5141 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5142 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5143 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5144 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5145 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5146 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5147 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5148 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5149 "mul<mode>3", "div<mode>3"): Insn definitions added.
5150 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5151 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5152 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5153 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5154 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5155 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5156 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5157 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5158 TARGET_FLOAT_FORMAT): Macro definitions removed.
5159 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5160 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5161 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5162 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5163 (s390_gen_rtx_const_DI): Function removed.
5164 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5166 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5168 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5169 over an external ffs function.
5171 2007-04-24 Chao-ying Fu <fu@mips.com>
5172 Richard Sandiford <richard@nildram.co.uk>
5174 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5175 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5176 (smadd_widen_optab, umadd_widen_optab): Define.
5177 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5179 * genopinit.c (optabs): Fill in smadd_widen_optab and
5181 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5182 and umadd_widen_optab to implement multiply-add sequences.
5183 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5184 (<u>maddsidi4): ...this. Extend condition to include
5185 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5186 of operand 0 to "ka" and use the three-operand form of madd<u>
5188 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5190 * config/mips/constraints.md (ka): New register constraint.
5192 2007-04-24 Jan Hubicka <j@suse.cz>
5196 2007-04-23 Jan Hubicka <jh@suse.cz>
5197 * function.c (init_function_start): Don't init line number info.
5198 (expand_function_end): Update.
5199 (reset_block_changes, record_block_change, finalize_block_changes,
5200 check_block_change, free_block_changes): Kill.
5201 * function.h (reset_block_changes, record_block_change,
5202 finalize_block_changes, check_block_change, free_block_changes): Remove
5204 (struct function): Remove ib_boundaries_block.
5205 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5206 Use curr_insn_locator to initialize locator.
5207 (emit_line_note): Remove.
5208 * cfgexpand.c (expand_gimple_cond_expr): Update.
5209 (construct_exit_block): Likewise.
5210 (tree_expand_cfg): Initialize/finalize locators.
5211 * expr.c (expand_expr_real): Update.
5212 * cfglayout.c (line_locators_locs, line_locators_lines,
5213 file_locators_locs, file_locators_files): Remove.
5214 (set_block_levels): Move to cfgexpand.c.
5215 (insn_locators_initialize): Remove.
5216 (pass_insn_locators_initialize): Remove.
5217 (locations_locators_locs, locations_locators_vals): New static vars.
5218 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5220 (insn_locators_alloc, insn_locators_finalize,
5221 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5223 (locator_location): New.
5224 (locator_line, locator_file): Rewrite.
5225 * rtl.h (emit_line_note): Kill.
5226 (insn_locators_alloc, insn_locators_finalize,
5227 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5229 * tree-inline.c (initialize_cfun): Do not initialize
5230 ib_boundaries_block.
5231 * passes.c (pass_insn_locators_initialize): Remove.
5233 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5235 * doc/invoke.texi: Removed leading '-' from option index entries.
5237 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5239 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5241 (create_phi_node): Use set_phi_nodes.
5242 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5243 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5244 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5245 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5246 (bsi_start, bsi_last): Use bb_stmt_list.
5247 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5248 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5249 Traverse the statements using tsi iterator.
5250 * basic-block.h (struct basic_block_def): Fields stmt_list
5251 and phi_nodes moved to ...
5252 (struct tree_bb_info): ... new structure.
5253 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5254 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5255 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5256 (tree_verify_flow_info): Verify that il.tree is not set for
5257 entry and exit block.
5258 (tree_split_block): Use set_bb_stmt_list.
5260 2007-04-23 Mike Stump <mrs@apple.com>
5262 * config/i386/i386.c (ix86_tune_features
5263 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5266 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5268 * config/i386/i386.md (prefix_extra): New attribute.
5269 (length): Add prefix_extra.
5271 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5272 (sse2_movntv2di): Likewise.
5273 (sse2_cvtps2dq): Likewise.
5274 (sse2_cvtpd2pi): Likewise.
5275 (sse2_cvttpd2pi): Likewise.
5276 (*sse2_cvtpd2ps): Likewise.
5277 (*add<mode>3): Likewise.
5278 (sse2_ssadd<mode>3): Likewise.
5279 (sse2_usadd<mode>3): Likewise.
5280 (*sub<mode>3): Likewise.
5281 (sse2_sssub<mode>3): Likewise.
5282 (sse2_ussub<mode>3): Likewise.
5283 (*mulv8hi3): Likewise.
5284 (*smulv8hi3_highpart): Likewise.
5285 (*umulv8hi3_highpart): Likewise.
5286 (sse2_umulv2siv2di3): Likewise.
5287 (sse2_pmaddwd): Likewise.
5288 (ashr<mode>3): Likewise.
5289 (lshr<mode>3): Likewise.
5290 (ashl<mode>3): Likewise.
5291 (sse2_ashlti3): Likewise.
5292 (sse2_lshrti3): Likewise.
5293 (*umaxv16qi3): Likewise.
5294 (*smaxv8hi3): Likewise.
5295 (*uminv16qi3): Likewise.
5296 (*sminv8hi3): Likewise.
5297 (sse2_eq<mode>3): Likewise.
5298 (sse2_gt<mode>3): Likewise.
5299 (*and<mode>3): Likewise.
5300 (sse2_nand<mode>3): Likewise.
5301 (*ior<mode>3): Likewise.
5302 (*xor<mode>3): Likewise.
5303 (sse2_packsswb): Likewise.
5304 (sse2_packssdw): Likewise.
5305 (sse2_packuswb): Likewise.
5306 (sse2_punpckhbw): Likewise.
5307 (sse2_punpcklbw): Likewise.
5308 (sse2_punpckhwd): Likewise.
5309 (sse2_punpcklwd): Likewise.
5310 (sse2_punpckhdq): Likewise.
5311 (sse2_punpckldq): Likewise.
5312 (sse2_punpckhqdq): Likewise.
5313 (sse2_punpcklqdq): Likewise.
5314 (*sse2_pinsrw): Likewise.
5315 (*sse2_pextrw): Likewise.
5316 (sse2_pshufd_1): Likewise.
5317 (sse2_uavgv16qi3): Likewise.
5318 (sse2_uavgv8hi3): Likewise.
5319 (sse2_psadbw): Likewise.
5320 (sse2_pmovmskb): Likewise.
5321 (*sse2_maskmovdqu): Likewise.
5322 (*sse2_maskmovdqu_rex64): Likewise.
5323 (sse4a_extrqi): Likewise.
5324 (sse4a_extrq): Likewise.
5325 (sse3_lddqu): Set prefix_rep.
5326 (sse3_addsubv4sf3): Likewise.
5327 (sse3_haddv4sf3): Likewise.
5328 (sse3_hsubv4sf3): Likewise.
5329 (sse_cvtss2si): Likewise.
5330 (sse_cvtss2si_2): Likewise.
5331 (sse_cvtss2siq): Likewise.
5332 (sse_cvtss2siq_2): Likewise.
5333 (sse_cvttss2si): Likewise.
5334 (sse_cvttss2siq): Likewise.
5335 (sse2_cvttps2dq): Likewise.
5336 (sse3_movshdup): Likewise.
5337 (sse3_movsldup): Likewise.
5338 (sse2_cvtsd2si): Likewise.
5339 (sse2_cvtsd2si_2): Likewise.
5340 (sse2_cvtsd2siq): Likewise.
5341 (sse2_cvtsd2siq_2): Likewise.
5342 (sse2_cvttsd2si): Likewise.
5343 (sse2_cvttsd2siq): Likewise.
5344 (*sse2_cvtpd2dq): Likewise.
5345 (*sse2_cvttpd2dq): Likewise.
5346 (sse2_pshuflw_1): Likewise.
5347 (sse2_pshufhw_1): Likewise.
5348 (sse4a_insertqi): Likewise.
5349 (sse4a_insertq): Likewise.
5350 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5351 (ssse3_phadddv4si3): Likewise.
5352 (ssse3_phaddswv8hi3): Likewise.
5353 (ssse3_phsubwv8hi3): Likewise.
5354 (ssse3_phsubdv4si3): Likewise.
5355 (ssse3_phsubswv8hi3): Likewise.
5356 (ssse3_pmaddubswv8hi3): Likewise.
5357 (ssse3_pmulhrswv8hi3): Likewise.
5358 (ssse3_pshufbv16qi3): Likewise.
5359 (ssse3_psign<mode>3): Likewise.
5360 (ssse3_palignrti): Likewise.
5361 (abs<mode>2): Likewise.
5362 (ssse3_phaddwv4hi3): Set prefix_extra.
5363 (ssse3_phadddv2si3): Likewise.
5364 (ssse3_phaddswv4hi3): Likewise.
5365 (ssse3_phsubwv4hi3): Likewise.
5366 (ssse3_phsubdv2si3): Likewise.
5367 (ssse3_phsubswv4hi3): Likewise.
5368 (ssse3_pmaddubswv4hi3): Likewise.
5369 (ssse3_pmulhrswv4hi3): Likewise.
5370 (ssse3_pshufbv8qi3): Likewise.
5371 (ssse3_psign<mode>3): Likewise.
5372 (ssse3_palignrdi): Likewise.
5373 (abs<mode>2): Likewise.
5374 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5375 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5376 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5378 2007-04-23 Nick Clifton <nickc@redhat.com>
5380 * params.def: Fix formatting of emacs local variables.
5382 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5384 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5385 move if inter-unit move isn't allowed.
5386 Don't split moving the first element of V2DI to DI to inter-unit
5387 move if inter-unit move isn't allowed.
5389 2007-04-23 Richard Guenther <rguenther@suse.de>
5391 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5392 and CDI_POST_DOMINATORS separately.
5394 2007-04-23 Nick Clifton <nickc@redhat.com>
5396 * c.opt (Wformat-contains-nul): Add warning attribute.
5398 2007-04-23 Jan Hubicka <jh@suse.cz>
5400 * function.c (init_function_start): Don't init line number info.
5401 (expand_function_end): Update.
5402 (reset_block_changes, record_block_change, finalize_block_changes,
5403 check_block_change, free_block_changes): Kill.
5404 * function.h (reset_block_changes, record_block_change,
5405 finalize_block_changes, check_block_change, free_block_changes): Remove
5407 (struct function): Remove ib_boundaries_block.
5408 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5409 Use curr_insn_locator to initialize locator.
5410 (emit_line_note): Remove.
5411 * cfgexpand.c (expand_gimple_cond_expr): Update.
5412 (construct_exit_block): Likewise.
5413 (tree_expand_cfg): Initialize/finalize locators.
5414 * expr.c (expand_expr_real): Update.
5415 * cfglayout.c (line_locators_locs, line_locators_lines,
5416 file_locators_locs, file_locators_files): Remove.
5417 (set_block_levels): Move to cfgexpand.c.
5418 (insn_locators_initialize): Remove.
5419 (pass_insn_locators_initialize): Remove.
5420 (locations_locators_locs, locations_locators_vals): New static vars.
5421 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5423 (insn_locators_alloc, insn_locators_finalize,
5424 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5426 (locator_location): New.
5427 (locator_line, locator_file): Rewrite.
5428 * rtl.h (emit_line_note): Kill.
5429 (insn_locators_alloc, insn_locators_finalize,
5430 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5432 * tree-inline.c (initialize_cfun): Do not initialize
5433 ib_boundaries_block.
5434 * passes.c (pass_insn_locators_initialize): Remove.
5436 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5439 * expr.c (reduce_to_bit_field_precision): Handle
5442 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5444 PR tree-optimization/24659
5445 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5446 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5447 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5448 * genopinit.c (optabs): Rename vec_pack_mod_optab
5449 to vec_pack_trunc_optab.
5450 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5451 early for scalar floating point operands for NOP_EXPR.
5452 (vectorizable_type_promotion): Ditto.
5453 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5454 vec_pack_trunc_optab.
5455 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5457 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5458 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5459 Rename from VEC_PACK_MOD_EXPR.
5460 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5461 * expr.c (expand_expr_real_1): Ditto.
5462 * tree-inline.c (estimate_num_insns_1): Ditto.
5463 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5465 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5466 (vec_unpacks_lo_v4sf): Ditto.
5467 (vec_pack_trunc_v2df): Ditto.
5468 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5469 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5470 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5472 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5474 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5476 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5477 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5478 packing of floating point operands.
5479 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5480 represent unpacking of floating point operands.
5481 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5482 [vec_unpacks_hi]: Ditto.
5483 [vec_unpacks_lo]: Ditto.
5485 2007-04-22 Jan Hubicka <jh@suse.cz>
5487 * final.c (rest_of_handle_final): Call
5488 targetm.asm_out.constructor/targetm.asm_out.destructor
5489 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5490 proper priority via decl_*_priority_insert.
5491 * c-common.c (c_expand_body): Likewise.
5493 2007-04-22 Richard Guenther <rguenther@suse.de>
5495 PR tree-optimization/29789
5496 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5497 (rewrite_reciprocal): New helper split out from
5498 determine_invariantness_stmt.
5499 (rewrite_bittest): Likewise.
5500 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5501 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5504 2007-04-22 Revital Eres <eres@il.ibm.com>
5506 * loop-unroll.c (var_to_expand): New field to support also
5507 insns of the form x = something + x.
5508 (analyze_insn_to_expand_var): Use it.
5509 (expand_var_during_unrolling): Likewise.
5511 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5513 * predict.c: Include pointer-set.h.
5514 (bb_predictions): New variable.
5515 (tree_predicted_by_p, tree_predict_edge,
5516 remove_predictions_associated_with_edge): Use bb_predictions map
5517 instead of bb->predictions.
5518 (clear_bb_predictions, assert_is_empty): New functions.
5519 (combine_predictions_for_bb): Use bb_predictions map. Call
5520 clear_bb_predictions.
5521 (tree_estimate_probability): Create and free bb_predictions map.
5522 * Makefile.in (predict.o): Add pointer-set.h dependency.
5523 * basic-block.h (struct basic_block_def): Remove predictions
5525 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5527 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5530 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5533 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5535 * timevar.c (timevar_print): Change reference of --disable-checking to
5536 --enable-checking=release. Also warn if assert checking is disabled.
5538 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5541 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5542 decl as addressable if the compound literal was marked as
5544 Mark the decl as a gimple register if it is a complex or
5545 vector decl and does not live in memory.
5547 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5549 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5550 (GENERIC_NEXT): New function macro.
5551 (PHI_CHAIN): Use phi_node's new chain variable.
5552 (tree_phi_node): Change tree_common to tree_base
5553 and add the chain field.
5554 * tree-phinodes.c (make_phi_node): Don't set
5555 TREE_TYPE on the new node.
5556 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5557 instead of checking GIMPLE_TUPLE_P in chain_next.
5558 * tree-vect-transform.c
5559 (get_initial_def_for_induction): Look at
5560 PHI_RESULT_TREE for the type of the phi node.
5561 (update_vuses_to_preheader): Use PHI_CHAIN
5562 instead of TREE_CHAIN on the phi node.
5563 * tree-ssa-structalias.c (compute_points_to_sets):
5565 (ipa_pta_execute): Likewise.
5567 2007-04-21 Richard Guenther <rguenther@suse.de>
5570 * fold-const.c (fold_unary): Call fold_convert_const on the
5573 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5575 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5576 (store_killed_in_pat): New.
5578 2007-04-20 Richard Henderson <rth@redhat.com>
5581 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5582 TREE_LIST with a void_type_node value, not void_list_node exactly.
5584 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5586 * doc/standards.texi: Re-arrange into language-specific
5587 subsections. Add a C++ section, documenting which standards we
5590 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5592 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5593 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5595 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5597 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5598 ecrti.o and crtbegin.o.
5599 (LIB_DEFAULT_SPEC): Include -lc.
5600 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5602 2007-04-20 Richard Henderson <rth@redhat.com>
5605 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5606 argument; update all callers.
5607 (get_unaligned_offset): New.
5608 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5609 get_unaligned_address, just pass on the address directly.
5610 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5611 the subreg in the helper patterns.
5612 (unaligned_extendqidi_le): Use get_unaligned_offset.
5613 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5614 (unaligned_extendhidi_be): Likewise.
5615 (unaligned_extendhidi): Tidy.
5616 * config/alpha/alpha-protos.h: Update.
5618 2007-04-20 Richard Henderson <rth@redhat.com>
5620 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5621 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5622 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5623 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5624 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5625 (CPP_SPEC): Don't include %(cpp_subtarget).
5626 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5627 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5628 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5630 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5632 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5633 for __builtin_ia32_cmpordss.
5635 PR tree-optimization/31632
5636 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5637 and arg1 for optimizations of comparison against min/max values.
5638 Fold arg0 to arg1's type for optimizations of comparison against
5639 min+1 and max-1 values.
5641 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5643 * reload.c (combine_reloads): When trying to use a dying register,
5644 check whether it's uninitialized and don't use if so.
5646 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5648 * fold-const.c: Remove prototypes for native_encode_expr and
5649 native_interpret_expr.
5650 (native_encode_expr): Make non-static.
5651 (native_interpret_expr): Likewise.
5652 * tree.h: Add prototypes for the above.
5654 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5656 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5657 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5658 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5659 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5660 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5661 Add length attributes.
5663 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5665 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5668 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5669 __STDC_WANT_DEC_FP__.
5671 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5673 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5674 for long double compatibility.
5675 * configure: Regenerate.
5677 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5679 PR rtl-optimization/29841
5680 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5682 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5683 that may cause control flow transfer from being moved.
5685 2007-04-18 Jan Hubicka <jh@suse.cz>
5687 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5690 2007-04-18 Eric Christopher <echristo@apple.com>
5692 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5693 only. Update operands.
5694 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5695 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5696 link register to pic register.
5698 2007-04-18 Dirk Mueller <dmueller@suse.de>
5701 * tree-vrp.c (search_for_addr_array): New.
5702 (check_array_bounds): Suppress warning about
5703 address taken of array refs if its not de-referenced.
5705 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5707 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5708 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5710 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5711 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5712 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5714 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5716 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5718 (vect_analyze_scalar_cycles): Fix indentation.
5719 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5720 (vect_mark_relevant): Include phis in relevance analysis.
5722 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5724 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5726 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5727 output_operand_lossage().
5729 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5731 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5732 the unused code for reduction without adjust-in-epilog to simplify the
5735 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5737 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5738 (S390_TDC_NEGATIVE_ZERO): New constant.
5739 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5740 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5741 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5742 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5743 (S390_TDC_POSITIVE_INFINITY): New constant.
5744 (S390_TDC_NEGATIVE_INFINITY): New constant.
5745 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5746 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5747 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5748 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5749 (S390_TDC_INFINITY): New constant.
5750 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5751 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5752 optimization for UNSPEC_CCZ_TO_INT.
5753 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5754 ("*ccz_to_int"): New insn.
5755 ("isinf<mode>2"): New insn.
5756 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5757 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5758 (UNSPEC_CCZ_TO_INT): New constant.
5760 2007-04-18 Richard Guenther <rguenther@suse.de>
5762 PR tree-optimization/19431
5763 PR tree-optimization/21463
5764 * tree-pass.h (pass_phiprop): Declare.
5765 * passes.c (init_optimization_passes): New phiprop pass.
5766 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5767 (phivn_valid_p): New helper function.
5768 (phiprop_insert_phi): Likewise.
5769 (propagate_with_phi): Likewise.
5770 (tree_ssa_phiprop): New propagator propagating loads
5771 through phi nodes if profitable.
5773 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5775 * tree-vect-analyze.c (process_use): New function.
5776 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5777 Check phis in all bbs.
5778 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5781 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5783 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5786 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5789 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5792 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5794 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5796 (sse_vmmulv4sf3): Likewise.
5797 (sse2_vmaddv2df3): Likewise.
5798 (sse2_vmmulv2df3): Likewise.
5800 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5802 PR rtl-optimization/31360
5803 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5804 (target_reg_cost): New.
5805 (init_set_costs): Initialize target_reg_cost. Add comments
5806 regarding the rationale of the costs.
5807 (global_cost_for_size): Renamed to...
5808 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5809 of register pressure.
5810 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5811 estimate_reg_pressure_cost. Add number of ivs.
5812 (determine_set_costs): Dump target_reg_cost.
5813 * loop-invariant.c (gain_for_invariant): Use
5814 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5815 (best_gain_for_invariant, find_invariants_to_move): Remove
5817 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5818 (target_reg_cost): Declare.
5819 (global_cost_for_size): Declaration removed.
5820 (estimate_reg_pressure_cost): Declare.
5822 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5824 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5825 regnos into even/odd register pairs.
5826 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5827 TDmode similar to the other floating point modes.
5828 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5829 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5831 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5832 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5833 (movdd_hardfloat64): Use TARGET_MFPGPR.
5835 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5837 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5840 2005-01-05 Richard Henderson <rth@redhat.com>
5842 * reload1.c (do_input_reload): Restrict the optimization deleteing
5843 a previous output reload to RELOAD_FOR_INPUT.
5845 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5847 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5848 induc_vec_info_type.
5849 (vectorizable_induction): New function declaration.
5850 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5851 check if already vectorized. Find first place in BB where new stmts
5852 can be inserted. Takes only one argument.
5853 (vectorizable_induction): New function.
5854 (vect_transform_stmt): Add case for induc_vec_info_type to call
5855 vectorizable_induction.
5856 (vect_transform_loop): Consider phis for vectorization.
5857 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5859 (analyze_operations): Call vectorizable_induction when analyzing phis.
5861 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5862 (vect_mark_relevant): Include phis in relevance analysis.
5863 (vect_mark_stmts_to_be_vectorize): Likewise.
5864 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5866 2007-04-16 Lawrence Crowl <crowl@google.com>
5868 * doc/invoke.texi (Debugging Options): Add documentation for the
5869 -femit-struct-debug options -femit-struct-debug-baseonly,
5870 -femit-struct-debug-reduced, and
5871 -femit-struct-debug-detailed[=...].
5873 * c-opts.c (c_common_handle_option): Add
5874 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5875 and OPT_femit_struct_debug_detailed_.
5876 * c.opt: Add specifications for
5877 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5878 and -femit-struct-debug-detailed[=...].
5879 * opts.c (set_struct_debug_option): Parse the
5880 -femit-struct-debug-... options.
5881 * opts.c (matches_main_base, main_input_basename,
5882 main_input_baselength, base_of_path, matches_main_base): Add
5883 variables and functions to compare header base name to compilation
5885 * opts.c (should_emit_struct_debug): Add to determine to emit a
5886 structure based on the option.
5887 (dump_struct_debug) Also disabled function to debug this
5889 * opts.c (handle_options): Save the base name of the
5892 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5893 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5894 This hook indicates if a type is generic. Set it by default
5896 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5897 to determine if a struct type is generic or not.
5898 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5899 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5900 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5903 * flags.h (enum debug_info_usage): Add an enumeration to describe
5904 a program's use of a structure type.
5905 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5906 to indicate the program's usage of the type. Filter structs based
5907 on the -femit-struct-debug-... specification.
5908 (gen_type_die): Split into two routines, gen_type_die and
5909 gen_type_die_with_usage. gen_type_die is now a wrapper
5910 that assumes direct usage.
5911 (gen_type_die_with_usage): Replace calls to gen_type_die
5912 with gen_type_die_with_usage adding the program usage of
5913 the referenced type.
5914 (dwarf2out_imported_module_or_decl): Suppress struct debug
5915 information using should_emit_struct_debug when appropriate.
5917 2007-04-16 Ian Lance Taylor <iant@google.com>
5919 PR tree-optimization/31522
5920 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5921 (vrp_initialize): Allocate vr_phi_edge_counts.
5922 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5923 executable edge. Drop test for all constants.
5924 (vrp_finalize): Free vrp_phi_edge_counts.
5926 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5927 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5929 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5930 predecessors at head rather than tail.
5932 2007-04-16 Matthias Klose <doko@debian.org>
5934 * config/alpha/linux.h (CPP_SPEC): Define.
5935 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5937 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5939 * function.h: Remove sequence_stack extern declaration.
5941 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5943 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5945 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5948 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5950 * config/avr/avr.c (avr_arch_types): Rearranging array.
5951 (enum avr_arch): Add.
5952 (avr_mcu_types): Use avr_arch enumeration constants instead of
5954 * config/avr/avr.h (LINK_SPEC): Simplify.
5956 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5958 * config/m68k/m68k.c (m68k_libcall_value,
5959 m68k_function_value): Use macros for register names more.
5961 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5963 (M68K_REGNAME): Use A6_REG.
5964 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5966 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5969 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5970 'pending_read_list_length' and 'pending_write_list_length'. Update
5972 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
5973 to handle two length counters instead of one. Update all uses.
5974 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
5975 two length counters instead of one.
5976 * sched-rgn.c (propagate_deps): Update to handle two length counters
5979 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5982 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5983 copy of source, pass it to ix86_expand_vector_set and return
5986 2007-04-16 David Ung <davidu@mips.com>
5987 Joseph Myers <joseph@codesourcery.com>
5989 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
5990 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
5991 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5992 Add 74K processor information.
5993 * config/mips/mips.md: Include 74k.md.
5994 (cpu): Add 74kc,74kf,74kx.
5995 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
5996 * config/mips/74k.md: New.
5997 * doc/invoke.texi (MIPS Options): Document 74K support.
5999 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6001 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6002 vectorizable_* functions.
6003 * tree-vect-transform.c (vectorizable_call): Add check for
6004 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6005 (vectorizable_store): likewise.
6006 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6008 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6009 (vectorizable_type_promotion, vectorizable_load): Likewise.
6010 (vectorizable_live_operation, vectorizable_condition): Likewise.
6011 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6013 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6015 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6017 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6018 register numbers more.
6019 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6020 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6021 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6022 FUNCTION_VALUE_REGNO_P): Likewise.
6023 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6024 STATIC_CHAIN_REGNUM): Likewise.
6025 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6026 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6027 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6028 * config/m68k/m68k.md (FP_REG): New.
6030 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6032 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6035 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6037 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6038 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6041 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6043 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6046 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6049 * c-decl.c (finish_decl): Grab the type of the decl after the call
6050 to store_init_value.
6052 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6054 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6056 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6059 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6060 post dominators and cleanup cfg before returning.
6062 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6064 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6065 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6067 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6069 * config.gcc: Recognize fido.
6070 * config/m68k/m68k-devices.def (fidoa): New.
6071 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6073 (FL_FIDOA, TARGET_FIDOA): New.
6074 * config/m68k/m68k.opt (mfidoa): New.
6076 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6079 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6080 when a personality function is used.
6082 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6084 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6086 2007-04-13 Mike Stump <mrs@apple.com>
6088 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6090 * config/darwin.opt (fapple-kext): Make C++ only.
6091 * config/darwin.c (darwin_override_options): Remove code to ensure
6092 -fapple-kext is given for C++ only.
6094 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6096 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6097 * config/mips/mips.c (override_options): Call
6098 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6100 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6102 * config/i386/i386.opt (msvr3-shlib): Removed.
6104 * doc/invoke.texi: Remove -msvr3-shlib.
6106 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6108 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6109 with "popcnt" instruction.
6111 2007-04-13 Richard Guenther <rguenther@suse.de>
6113 PR tree-optimization/21258
6114 * tree-vrp.c (compare_case_labels): New helper.
6115 (find_switch_asserts): New function.
6116 (find_assert_locations): Call it for SWITCH_EXPRs.
6118 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6120 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6121 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6122 check is now implied in X87_FLOAT_MODE_P.
6123 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6124 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6125 (fix_trunc<mode>_i386_fisttp): Ditto.
6126 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6127 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6128 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6129 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6130 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6131 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6132 (unnamed_splitters): Ditto.
6133 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6134 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6135 FIRST_SSE_REG for local functions when SSE math is enabled or
6136 for functions with sseregparm attribute.
6137 (standard_80387_constant_p): Return -1 if mode is not
6139 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6140 (ix86_expand_compare): Ditto.
6141 (ix86_expand_carry_flag_compare): Ditto.
6142 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6143 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6144 DECIMAL_FLOAT_MODE_P.
6145 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6146 of SCALAR_FLOAT_MODE_P.
6147 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6148 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6149 checks before FLOAT_MODE_P.
6150 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6151 before FLOAT_MODE_P.
6156 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6158 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6159 Charles Wilson <libtool@cwilson.fastmail.fm>
6161 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6162 (libgcc.mvars): Don't depend on them.
6163 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6164 * exec-tool.in: New.
6166 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6168 * doc/invoke.text (--help): Document --help=common.
6170 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6172 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6174 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6176 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6177 * genemit.c (main): Emit #include "integrate.h".
6178 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6179 (LOADGP_RTP): New mips_loadgp_style.
6180 * config/mips/mips.h: Include config/vxworks-dummy.h.
6181 (TARGET_RTP_PIC): New macro.
6182 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6183 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6184 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6186 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6187 -mvxworks-pic when using -mrtp and a PIC option.
6188 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6190 (mips_symbolic_constant_p, mips_symbolic_address_p)
6191 (mips_symbol_insns): Handle SYMBOL_HALF.
6192 (override_options): Warn about -G and -mrtp being used together.
6193 Initialize mips_lo_relocs[SYMBOL_HALF].
6194 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6195 (mips_emit_loadgp): Handle LOADGP_RTP.
6196 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6197 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6198 (tablejump): Handle function-relative case table entries if
6200 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6202 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6204 * config/mips/mips.md (load_call<mode>): Allow any general register.
6206 (sibcall_value_internal, sibcall_value_multiple_internal)
6207 (call_value_internal, call_value_split, call_value_multiple_internal)
6208 (call_value_multiple_split): Remove constraints from operand 0.
6210 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6212 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6213 rather than loadgp_noshared.
6214 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6215 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6217 * config/mips/mips.md (loadgp): Rename to...
6218 (loadgp_newabi): ...this.
6219 (loadgp_noshared): Rename to...
6220 (loadgp_absolute): ...this.
6222 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6224 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6225 false for locally-binding symbols.
6226 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6228 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6230 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6231 (SYMBOL_GOT_PAGE_OFST): ...this.
6232 (SYMBOL_GOT_GLOBAL): Rename to...
6233 (SYMBOL_GOT_DISP): ...this.
6234 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6235 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6236 * config/mips/mips.c (mips_global_symbol_p): New function.
6237 (mips_symbol_binds_local_p): Likewise.
6238 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6239 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6240 and mips_symbol_binds_local_p.
6241 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6242 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6243 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6245 (mips_ok_for_lazy_binding_p): New function.
6246 (mips_load_call_address, mips_expand_call): Use it.
6247 (mips_dangerous_for_la25_p): Likewise.
6248 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6249 (*got_disp<mode>): Use got_disp_operand instead of
6250 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6251 SYMBOL_GOTOFF_GLOBAL.
6252 (*got_page<mode>): Use got_page_ofst_operand instead of
6254 * config/mips/predicates.md (const_call_insn_operand): Use
6255 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6256 (global_got_operand): Rename to...
6257 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6259 (local_got_operand): Rename to...
6260 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6261 of SYMBOL_GOT_LOCAL.
6263 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6265 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6266 TARGET_CALL_CLOBBERED_GP.
6267 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6268 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6269 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6270 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6271 of TARGET_ABICALLS && !TARGET_NEWABI.
6272 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6273 * config/mips/mips.c (mips_load_call_address): Check
6274 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6275 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6276 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6277 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6278 TARGET_ABICALLS && TARGET_NEWABI.
6279 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6281 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6282 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6283 TARGET_ABICALLS && TARGET_NEWABI.
6284 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6285 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6286 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6287 whether indirect calls must use $25.
6288 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6290 * config/mips/mips.md (jal_macro): Check flag_pic and
6291 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6292 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6293 instead of TARGET_ABICALLS.
6294 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6295 TARGET_ABICALLS && TARGET_OLDABI.
6296 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6297 (sibcall): In the comment above the define_insn, mention
6298 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6299 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6300 instead of TARGET_ABICALLS.
6302 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6304 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6305 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6306 (MACFLAGS_MATCH_P): New macro.
6307 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6308 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6309 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6310 the other MACFLAG constants.
6311 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6312 (flag_machi): Tighten constraints. Renumber some of the operands.
6313 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6315 (flag_machi_parts_acconly): New pattern.
6316 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6318 (flag_macinit1hi): Tighten constraints.
6319 (flag_mul_macv2hi_parts_acconly): New pattern.
6321 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6322 Use a more efficient implementation.
6323 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6324 inline sequences when not optimizing for size.
6326 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6327 movhi_high2low): Delete, merge functionality into...
6328 (packv2hi): ... this pattern.
6330 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6331 * config/bfin/bfin.opt (msim): New option.
6332 (mcpu=): New option.
6333 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6334 (bfin_cpu_t): Typedef of enum bfin_cpu.
6335 (bfin_cpu_type): New declaration.
6336 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6337 -msim and -mcpu= options.
6338 (LIB_SPEC): Likewise.
6339 * config/bfin/bfin.c (bfin_cpu_type): Define.
6340 (bfin_handle_option): Handle -mcpu= option.
6341 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6342 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6343 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6345 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6347 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6348 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6349 (powerpc-wrs-vxworksae): Use ${tm_file}.
6350 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6351 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6352 * config/i386/vx-common.h: New file.
6354 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6356 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6359 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6361 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6364 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6368 * c-common.c (c_build_qualified_type): Set canonical type
6371 2007-04-12 Richard Guenther <rguenther@suse.de>
6373 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6374 lower bound and element size if lower bound is not zero
6375 or either of the ARRAY_REF operands is set.
6377 2007-04-12 Richard Guenther <rguenther@suse.de>
6379 PR tree-optimization/24689
6380 PR tree-optimization/31307
6381 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6383 * gimplify.c (canonicalize_addr_expr): To be consistent with
6384 gimplify_compound_lval only set operands two and three of
6385 ARRAY_REFs if they are not gimple_min_invariant. This makes
6386 it never at this place.
6387 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6389 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6391 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6392 null before emitting a .nsubspa directive.
6394 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6396 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6397 need_to_partition_p if there are no memory statements in the
6400 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6402 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6403 (gcd_of_steps_may_divide_p): New function.
6404 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6406 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6408 * reload.c (find_reloads_toplev, find_reloads_address,
6409 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6410 not a pointer equality test, to decide if we need to call
6411 push_reg_equiv_alt_mem.
6413 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6415 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6416 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6417 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6419 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6421 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6422 vector to be positive.
6424 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6428 * doc/invoke.texi: Document --params max-aliased-vops and
6430 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6431 debug_memory_partitions): Move to tree-flow.h
6432 * params.h (AVG_ALIASED_VOPS): Define.
6433 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6435 (mp_info_t): Likewise.
6436 (get_mem_sym_stats_for): New.
6437 (set_memory_partition): Move from tree-flow-inline.h.
6438 (mark_non_addressable): Only clear the set of symbols for the
6439 partition if it exists.
6440 (dump_memory_partitions): Move from tree-ssa-operands.c
6441 (debug_memory_partitions): Likewise.
6442 (need_to_partition_p): New.
6443 (dump_mem_ref_stats): New.
6444 (debug_mem_ref_stats): New.
6445 (dump_mem_sym_stats): New.
6446 (debug_mem_sym_stats): New.
6447 (update_mem_sym_stats_from_stmt): New.
6448 (compare_mp_info_entries): New.
6449 (mp_info_cmp): Call it.
6450 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6452 (get_mpt_for): Move from tree-ssa-operands.c.
6453 (find_partition_for): New.
6454 (create_partition_for): Remove.
6455 (estimate_vop_reduction): New.
6456 (update_reference_counts): New.
6457 (build_mp_info): New.
6458 (compute_memory_partitions): Refactor.
6459 Document new heuristic.
6460 Call build_mp_info, update_reference_counts,
6461 find_partition_for and estimate_vop_reduction.
6462 (compute_may_aliases): Populate virtual operands before
6463 calling debugging dumps.
6464 (delete_mem_sym_stats): New.
6465 (delete_mem_ref_stats): New.
6466 (init_mem_ref_stats): New.
6467 (init_alias_info): Call it.
6468 (maybe_create_global_var): Remove alias_info argument.
6469 Get number of call sites and number of pure/const call sites
6470 from gimple_mem_ref_stats().
6471 (dump_alias_info): Call dump_memory_partitions first.
6472 (dump_points_to_info_for): Show how many times a pointer has
6474 * opts.c (decode_options): For -O2 set --param
6475 max-aliased-vops to 500.
6476 For -O3 set --param max-aliased-vops to 1000 and --param
6477 avg-aliased-vops to 3.
6478 * fortran/options.c (gfc_init_options): Remove assignment to
6480 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6481 * tree-dfa.c (dump_variable): Dump memory reference
6483 Dump NO_ALIAS* settings.
6484 (referenced_var_lookup): Tidy.
6485 (mem_sym_stats): New.
6486 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6487 and ORIG are different SSA names for a memory partition.
6488 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6489 * tree-flow.h (struct mem_sym_stats_d): Define.
6490 (mem_sym_stats_t): Define.
6491 (struct mem_ref_stats_d): Define.
6492 (struct gimple_df): Add field mem_ref_stats.
6493 (enum noalias_state): Define.
6494 (struct var_ann_d): Add bitfield noalias_state.
6495 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6496 debug_mem_ref_stats, debug_memory_partitions,
6497 debug_mem_sym_stats): Declare.
6498 * tree-ssa-structalias.c (update_alias_info): Update call
6499 sites, pure/const call sites and asm sites in structure
6500 returned by gimple_mem_ref_stats.
6501 Remove local variable IS_POTENTIAL_DEREF.
6502 Increase NUM_DEREFS if the memory expression is a potential
6504 Call update_mem_sym_stats_from_stmt.
6505 If the memory references memory, call
6506 update_mem_sym_stats_from_stmt for all the direct memory
6507 symbol references found.
6508 (intra_create_variable_infos): Set noalias_state field for
6509 pointer arguments according to the value of
6510 flag_argument_noalias.
6511 * tree-ssa-structalias.h (struct alias_info): Remove fields
6512 num_calls_found and num_pure_const_calls_found.
6513 (update_mem_sym_stats_from_stmt): Declare.
6514 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6515 Set default value to 100.
6516 (PARAM_AVG_ALIASED_VOPS): Define.
6518 2007-04-11 Richard Guenther <rguenther@suse.de>
6521 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6522 a * -b + c as c - a * b if we honor sign dependent rounding.
6524 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6526 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6528 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6529 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6531 (initialize_trampoline): Don't use old-style function definition.
6532 (bfin_secondary_reload): Mark IN_P argument as unused.
6534 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6536 PR tree-optimization/31343
6537 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6538 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6539 * testsuite/gcc.dg/vect/pr31343.c: New.
6541 2007-04-10 Eric Christopher <echristo@apple.com>
6543 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6544 * config/i386/i386.md (*cmpfp0): Use.
6545 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6546 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6547 (fix_trunc<mode>_i386_fisttp): Ditto.
6548 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6549 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6550 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6551 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6552 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6553 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6554 (unnamed_splitters): Ditto.
6555 * config/i386/i386.c (output_fix_trunc): Assert that
6556 we're not being passed a TFmode operand.
6558 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6560 PR tree-optimization/31526
6561 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6562 n_basic_blocks to find newly added blocks.
6564 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6566 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6568 (fix_trunc<mode>si_sse): Ditto.
6569 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6570 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6571 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6572 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6573 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6574 expander using SSEMODEF mode macro.
6575 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6576 expander using SSEMODEF mode macro.
6577 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6578 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6579 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6580 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6581 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6582 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6583 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6584 Macroize insn using X87MODEF mode macro.
6586 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6588 * config/i386/sse.md (sse2_pinsrw): Removed.
6589 (sse2_pextrw): Renamed to ...
6590 (*sse2_pextrw): This.
6592 2007-04-09 Jan Hubicka <jh@suse.cz>
6595 * config/i386/sse.md
6596 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6597 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6598 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6599 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6601 2007-04-09 Jan Hubicka <jh@suse.cz>
6603 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6604 multiple fields of union.
6606 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6608 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6609 (create_preheaders): Check that loops are available.
6610 (fix_loop_structure): Clean up, improve comments.
6611 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6612 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6614 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6615 * predict.c (tree_estimate_probability): Do not call
6616 calculate_dominance_info. Call create_preheaders.
6617 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6618 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6620 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6621 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6622 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6623 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6626 2007-04-08 Jan Hubicka <jh@suse.cz>
6628 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6629 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6630 * fold-const.c (fold_unary): Use it.
6632 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6634 * varasm.c (assemble_variable): Remove call to
6635 lang_hooks.decls.prepare_assemble_variable.
6636 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6637 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6638 * langhooks.h (lang_hooks_for_decls): Remove
6639 prepare_assemble_variable.
6641 2007-04-08 Mike Stump <mrs@apple.com>
6643 * config/i386/i386.c: Use inc/dec on Core2.
6645 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6647 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6648 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6649 lhd_tree_inlining_end_inlining): Remove.
6650 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6651 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6653 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6654 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6655 lhd_tree_inlining_end_inlining): Remove prototypes.
6656 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6657 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6658 LANG_HOOKS_TREE_INLINING_START_INLINING,
6659 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6661 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6664 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6667 * config/avr/predicates.md (io_address_operand): Delete predicate.
6668 (low_io_address_operand): Don't use 'mode' argument.
6669 (higth_io_address_operand): Rename ...
6670 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6671 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6674 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6676 Revert change removing staticp.
6678 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6681 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6684 2007-04-07 Bruce Korb <bkorb@gnu.org>
6686 * c.opt: Add -Wformat-contains-nul.
6687 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6689 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6690 the NUL byte warning.
6692 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6694 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6696 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6698 * tree.c (staticp): No longer use staticp langhook.
6699 * langhooks.c (lhd_staticp): Removed.
6700 * langhooks.h (struct lang_hooks): Remove staticp.
6701 * c-common.c (c_staticp): Remove.
6702 * c-common.h (c_staticp): Ditto.
6703 * langhooks-defs.h (lhd_staticp): Ditto.
6704 (LHD_HOOKS_STATICP): Ditto
6705 * tree.h (gcc_assert_lowered): New macro.
6707 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6709 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6710 argument "reliable".
6711 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6712 Add argument "reliable". Propagate it through calls.
6713 (infer_loop_bounds_from_undefined): Derive number of iterations
6714 estimates from references in blocks that do not dominate loop latch.
6715 (gcov_type_to_double_int): New function.
6716 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6717 and expected_loop_iterations_unbounded.
6718 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6719 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6720 * tree-data-ref.c (estimated_loop_iterations): Export.
6721 (get_references_in_stmt): Fix -- do not return addresses of local
6723 * cfgloop.h (expected_loop_iterations_unbounded,
6724 estimated_loop_iterations): Declare.
6726 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6728 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6730 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6732 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6733 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6734 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6735 Use output_387_reg_move().
6736 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6737 expander using X87MODEF12 mode macro.
6738 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6739 choosing register preferences. Use output_387_reg_move().
6740 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6741 instead of "x". Use output_387_reg_move().
6742 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6743 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6744 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6745 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6746 Use output_387_reg_move().
6747 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6749 (*truncxf?f_i387 splitter): Ditto.
6751 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6753 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6754 LANG_HOOKS_SAFE_FROM_P.
6755 * expr.c (safe_from_p): Remove langhook call.
6756 * langhooks.h (lang_hooks): Remove safe_from_p.
6757 (lhd_safe_from_p): Remove prototype.
6758 * langhooks.c (lhd_safe_from_p): Remove.
6760 2007-04-06 Jan Hubicka <jh@suse.cz>
6762 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6765 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6767 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6768 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6769 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6770 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6772 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6773 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6775 2007-04-05 Richard Henderson <rth@redhat.com>
6777 * config/alpha/alpha.c (print_operand) [+]: Remove.
6778 (alpha_end_function): Print nop if call at end of function.
6779 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6780 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6781 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6782 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6783 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6784 the call pattern. Update peepholes to match.
6786 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6788 * doc/extend.texi (Other Builtins): Add decimal float variants
6790 * builtins.def: Ditto.
6791 * builtins.c (expand_builtin): Ditto.
6793 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6794 H.J. Lu <hongjiu.lu@intel.com>
6797 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6798 of V8HImode when calling ix86_binary_operator_ok.
6799 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6800 (sdot_prodv8hi): Operands 1 and 2 must be register.
6802 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6804 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6805 initialize align to silence bogus warning.
6807 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6810 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6812 (struct sra_walk_fns): Remove use_all parameter from use.
6813 (sra_hash_tree): Handle BIT_FIELD_REFs.
6814 (sra_elt_hash): Don't hash bitfld blocks.
6815 (sra_elt_eq): Skip them in parent compares as well. Handle
6817 (sra_walk_expr): Don't maintain or pass down use_all_p.
6818 (scan_use): Remove use_all parameter.
6819 (scalarize_use): Likewise. Re-expand assignment to
6820 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6821 output, and re-scalarize after output. Don't mark anything
6823 (scalarize_ldst): Adjust.
6824 (scalarize_walk_gimple_modify_statement): Likewise.
6825 (build_element_name_1): Handle BIT_FIELD_REFs.
6826 (instantiate_element): Don't warn for any element whose parent
6828 (instantiate_missing_elements_1): Return the sra_elt.
6829 (canon_type_for_field): New.
6830 (try_instantiate_multiple_fields): New.
6831 (instantiate_missing_elemnts): Use them.
6832 (mark_no_warning): Removed.
6833 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6834 (REPLDUP, sra_build_elt_assignment): New.
6835 (generate_copy_inout): Use them.
6836 (generate_element_copy): Likewise. Handle bitfld differences.
6837 (generate_element_zero): Don't recurse for blocks. Use
6838 sra_build_elt_assignment.
6839 (generate_one_element_int): Take elt instead of var. Use
6840 sra_build_elt_assignment.
6841 (generate_element_init_1): Adjust.
6842 (scalarize_use, scalarize_copy): Use REPLDUP.
6843 (scalarize_ldst): Move assert before dereference.
6844 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6846 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6848 * regmove.c: Fix unused variable warnings due to previous commit.
6850 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6852 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6853 (regmove_bb_head): Remove.
6854 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6855 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6856 problems with fixup_match_1.
6857 Don't initialize/free regmove_bb_head.
6859 (reg_is_remote_constant_p): If an insn is in the same basic block
6860 but not before INSN, consider it remote, too.
6862 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6865 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6866 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6868 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6870 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6871 (CONDITIONAL_REGISTER_USAGE): Likewise.
6873 2007-04-04 Richard Henderson <rth@redhat.com>
6875 * config/alpha/lib1funcs.asm: Remove unused file.
6877 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6880 * opts.c (print_specific_help): Fix --help=<language>
6882 (common_handle_option): Support --help=common.
6884 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6887 * gcc.c (main): Do not run the linker if
6888 print_subprocess_help indicates that it shouldn't be
6891 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6894 * doc/invoke.texi (--help=): Document <languages> value, fix
6895 formatting in tables of values.
6897 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6899 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6900 dllimport attribute of virtual methods.
6902 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6904 * config/score/crti.asm: Change _bss_start to __bss_start.
6905 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6906 (OUTGOING_REG_PARM_STACK_SPACE) update.
6907 * config/score/score.opt: add options to make backend support
6908 score5, score5u, score7 and score7d.
6909 * config/score/score.md: Likewise.
6910 * config/score/misc.md: Likewise.
6911 * config/score/mac.md: Likewise.
6912 * doc/invoke.texi: Likewise.
6913 * doc/md.texi: update constraints define.
6915 2007-04-03 Richard Henderson <rth@redhat.com>
6917 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6918 an appropriate type, use the mode instead.
6920 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6922 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6923 Set the default --with-arch setting to mips2.
6924 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6925 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6926 (MULTILIB_OSDIRNAMES): Delete.
6927 (MULTILIB_DIRNAMES): Define.
6928 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6929 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6930 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6931 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6932 VXWORKS_OS_CPP_BUILTINS.
6933 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6934 (MIPS_DEBUGGING_INFO): Undefine.
6935 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6937 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6940 * fold-const.c (native_encode_real): Encode real.c provided longs
6941 as a series of 32-bit native integers.
6942 (native_interpret_real): Interpret buffer as a series of 32-bit
6945 2007-04-03 Richard Guenther <rguenther@suse.de>
6947 * genpreds.c (write_insn_constraint_len): Write function
6948 optimized for CONSTRAINT_LEN implementation.
6949 (write_tm_preds_h): Output insn_constraint_len inline and
6950 use it for CONSTRAINT_LEN.
6951 (write_insn_preds_c): Don't output insn_constraint_len.
6952 * doc/md.texi (define_register_constraint): Document multi-letter
6953 constraints shall have the same length if they start with the same
6956 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6959 * config/i386/i386.md (isinf<mode>2): Expand only when
6960 TARGET_C99_FUNCTIONS is set.
6962 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6964 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6965 (x86_64-*-linux*): Ditto.
6966 * config/i386/i386.opt (mpc): New option.
6967 * config/i386/i386.c (overrride_options): Handle
6968 ix87_precision_string.
6969 * config/i386/crtprec.c: New file.
6970 * config/i386/t-crtpc: Ditto.
6971 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
6973 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
6974 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6975 crtprec32.o, crtprec64.o and crtprec80.o.
6977 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
6979 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
6981 2007-04-02 Eric Christopher <echristo@apple.com>
6983 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6984 limitations on darwin.
6986 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6989 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
6991 2007-04-02 Dave Korn <dave.korn@artimi.com>
6993 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
6995 2007-04-02 Dave Korn <dave.korn@artimi.com>
6997 * libgcc2.h (exception_descriptor): Don't forward-declare.
6998 (__get_eh_table_language, __get_eh_table_version): Delete
6999 prototypes of long-dead functions.
7001 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7003 * ebitmap.h: New file
7004 * ebitmap.c: New file
7005 * Makefile.in (ebitmap.o): New target.
7007 2007-04-01 Jan Hubicka <jh@suse.cz>
7009 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7010 before very first instruction.
7012 2007-04-01 Jan Hubicka <jh@suse.cz>
7014 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7015 waring on 64bit hosts.
7016 * bitmap.h: Fix typo in bitmap_head_def.
7018 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7020 PR rtl-optimization/31391
7021 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7022 into a DELETED_LABEL note, and the label is in an empty basic
7023 block, update BB_END as well as BB_HEAD.
7025 2007-04-01 Richard Henderson <rth@redhat.com>
7027 PR tree-optimization/31169
7028 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7029 to varying if the range is outside [0, prec-1].
7031 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7034 * config/mips/mips.md (load_const_gp): New insn.
7035 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7036 the MIPS16 GP pseudo register if no_new_pseudos.
7037 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7039 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7042 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7044 (call_value): Likewise.
7046 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7047 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7050 * doc/invoke.texi: (optimization options): Reword description
7051 of -ffast-math. Document its primary purpose.
7053 2007-03-31 Richard Guenther <rguenther@suse.de>
7055 * omp-low.c (splay-tree.h): Include.
7056 (lookup_decl): Replace splay-tree usage by pointer-map.
7057 (maybe_lookup_decl): Likewise.
7058 (new_omp_context): Likewise.
7059 (delete_omp_context): Likewise.
7060 * gimplify.c (splay-tree.h): Include.
7061 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7063 (remap_ssa_name): Likewise.
7064 (remap_decl): Likewise.
7065 (remap_type_1): Likewise.
7066 (remap_type): Likewise.
7067 (copy_body_r): Likewise.
7068 (expand_call_inline): Likewise.
7069 (clone_body): Likewise.
7070 (copy_tree_r): Likewise.
7071 (remap_save_expr): Likewise.
7072 (unsave_r): Likewise.
7073 (unsave_expr_now): Likewise.
7074 (tree_function_versioning): Likewise.
7075 (build_duplicate_type): Likewise.
7076 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7077 (struct copy_body_data): Replace splay-tree by pointer-map.
7078 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7079 not $(SPLAY_TREE_H).
7080 (gimplify.o): Depend on $(SPLAY_TREE_H).
7081 (omp-low.p): Likewise.
7083 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7085 * config/avr/predicates.md (even_register_operand,
7086 odd_register_operand): New predicates.
7087 * config/avr/avr.md (movw peephole2): New.
7088 (movw_r peephole2): New.
7090 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7092 * tree.h (get_signed_or_unsigned_type): New.
7093 * fold-const.c (operand_equal_for_comparison_p): Use
7094 get_signed_or_unsigned_type instead of
7095 lang_hooks.types.signed_or_unsigned_type.
7096 * expr.c (store_expr): Ditto.
7097 * langhooks.c (get_signed_or_unsigned_type): New.
7098 (lhd_signed_or_unsigned_type): New.
7099 * langhooks.h (lhd_signed_or_unsigned_type): New.
7100 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7102 2007-03-30 Richard Henderson <rth@redhat.com>
7104 * tree-ssa-loop-ivopts.c: Include target.h.
7105 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7106 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7107 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7108 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7110 2007-03-30 Richard Henderson <rth@redhat.com>
7111 Kai Tietz <kai.tietz@onevision.com>
7113 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7115 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7116 (TARGET_64BIT_MS_ABI): New.
7117 (DBX_REGISTER_NUMBER): Handle 64-bit.
7118 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7119 (LONG_TYPE_SIZE): Force to 32.
7120 (REG_PARM_STACK_SPACE): New.
7121 (OUTGOING_REG_PARM_STACK_SPACE): New.
7122 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7123 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7124 (STACK_BOUNDARY): Use 128 for 64-bit.
7125 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7126 Add 64-bit implementation.
7127 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7129 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7130 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7131 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7132 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7133 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7134 TARGET_64BIT_MS_ABI.
7135 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7136 (ix86_pass_by_reference): Likewise.
7137 (ix86_function_value_regno_p): Likewise.
7138 (ix86_build_builtin_va_list): Likewise.
7139 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7140 (function_arg_advance_ms_64): New.
7141 (function_arg_advance): Call it.
7142 (function_arg_ms_64): New.
7143 (function_arg): Call it.
7144 (function_value_ms_64): New.
7145 (ix86_function_value_1): Call it.
7146 (return_in_memory_ms_64): New.
7147 (ix86_return_in_memory): Call it.
7148 (setup_incoming_varargs_ms_64): New.
7149 (ix86_setup_incoming_varargs): Call it.
7150 (ix86_expand_prologue): Handle 64-bit stack probing.
7151 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7152 (output_pic_addr_const): Likewise.
7153 (x86_this_parameter): Likewise.
7154 (x86_output_mi_thunk): Likewise.
7155 (x86_function_profiler): Likewise.
7156 (TARGET_STRICT_ARGUMENT_NAMING): New.
7157 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7158 (TARGET_64BIT_MS_ABI): New.
7159 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7160 * config/i386/i386.md (allocate_stack_worker): Remove.
7161 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7162 describe the clobber of eax without a match_scratch.
7163 (allocate_stack_worker_postreload): Remove.
7164 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7165 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7166 (allocate_stack_worker_rex64_postreload): Remove.
7167 (allocate_stack): Handle 64-bit.
7168 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7169 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7170 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7171 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7172 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7173 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7174 * config.build (x86_64-*-mingw*): New host.
7175 * config.host (x86_64-*-mingw*): New host.
7176 * config.gcc (x86_64-*-mingw*): New target.
7177 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7179 2007-03-30 Richard Henderson <rth@redhat.com>
7180 Kai Tietz <kai.tietz@onevision.com>
7182 * c-pragma.c (struct def_pragma_macro_value): New.
7183 (struct def_pragma_macro): New.
7184 (pushed_macro_table): New.
7185 (dpm_hash, dpm_eq): New.
7186 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7187 (init_pragma): Install them.
7188 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7190 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7192 * config/avr/avr.c (avr_override_options): Clear
7193 'flag_delete_null_pointer_checks'.
7195 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7198 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7199 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7200 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7201 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7202 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7203 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7204 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7206 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7208 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7210 * regmove.c: Move all of pass_stack_adjustments from here...
7211 * combine-stack-adj.c: ...to this new file.
7212 * Makefile.in: Add rules for combine-stack-adj.o.
7214 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7216 PR tree-optimization/31383
7217 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7218 to have the same length.
7220 2007-03-30 Jan Hubicka <jh@suse.cz>
7223 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7224 availablility; add more sanity checking; ask varpool only about
7227 2007-03-29 Richard Henderson <rth@redhat.com>
7229 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7230 to decide, but __SIZEOF_LONG_LONG__.
7232 2007-03-29 Richard Henderson <rth@redhat.com>
7234 * emutls.c (struct __emutls_array): New.
7235 (emutls_destroy): Use it instead of casting element 0 from void*.
7236 (__emutls_get_address): Likewise.
7238 2007-03-29 Richard Henderson <rth@redhat.com>
7240 * varasm.c (initializer_constant_valid_p): Don't deny
7241 DECL_DLLIMPORT_P on functions.
7243 * config/i386/cygming.h: Remove function declarations.
7244 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7245 (ASM_OUTPUT_LABELREF): Remove.
7246 (COMMON_ASM_OP): Remove.
7247 (ASM_OUTPUT_COMMON): Remove.
7248 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7249 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7250 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7251 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7252 Rename from TARGET_ENCODE_SECTION_INFO.
7253 * config/i386/netware.h: Likewise.
7254 * config/i386/i386-protos.h: Update.
7255 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7256 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7257 (legitimate_constant_p): Reject dllimports.
7258 (dllimport_map, get_dllimport_decl): New.
7259 (legitimize_dllimport_symbol): New.
7260 (legitimize_address, ix86_expand_move): Use it.
7261 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7262 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7263 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7264 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7265 * config/i386/predicates.md (constant_call_address_operand): Only
7266 accept symbols; reject dllimport_p symbols.
7267 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7268 i386_pe_maybe_record_exported_symbol.
7269 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7270 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7271 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7272 trust the setting of DECL_DLLIMPORT_P.
7273 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7274 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7275 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7276 tidy the argument scanning loop.
7277 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7278 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7279 (i386_pe_strip_name_encoding): Remove.
7280 (i386_pe_binds_local_p): New.
7281 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7282 (i386_pe_output_labelref): Remove.
7283 (i386_pe_asm_output_aligned_decl_common): New.
7284 (i386_pe_maybe_record_exported_symbol): Rename from
7285 i386_pe_record_exported_symbol; check for dllexported symbols.
7287 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7289 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7290 add comment explaining why vsnprintf cannot be used.
7292 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7294 PR tree-optimization/30666
7295 * tree.c (build_complex_type): When creating type names for DWARF2
7296 debug info, create TYPE_DECLs for TYPE_NAME instead of
7298 (build_common_tree_nodes_2): Use build_complex_type when building
7299 predefined complex types, to preserve canonical types.
7301 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7303 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7304 (noce_get_alt_condition): Look at it to determine whether to
7305 reverse the condition or not.
7306 (noce_get_condition): Substitute the truth for lies.
7307 (noce_find_if_block): Set the then_else_reversed field.
7309 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7311 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7312 destination of this insn.
7313 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7314 than calling gen_rtx_SET directly. Use r0 to hold the value of
7315 'address + 4' rather than a stack based temporary which can be
7318 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7320 * config/s390/s390.c (s390_secondary_input_reload_class,
7321 s390_secondary_output_reload_class): Functions removed.
7322 (s390_secondary_reload): New function.
7323 (TARGET_SECONDARY_RELOAD): Target macro defined.
7324 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7325 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7326 * config/s390/s390.md ("reload_outti", "reload_outdi",
7327 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7328 "reload_out<mode>"): Expanders removed.
7329 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7330 "reload<mode>_nonoffmem_out"): Expanders added.
7332 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7334 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7335 SRC->DEST replacement failed anyway.
7337 2007-03-28 Mike Stump <mrs@apple.com>
7339 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7340 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7341 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7343 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7345 * config.gcc: Accept barcelona as a variant of amdfam10.
7346 * config/i386/i386.c (override_options): Likewise.
7347 * doc/invoke.texi: Likewise.
7349 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7351 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7352 offsets for BIT_FIELD_REF and COMPONENT_REF.
7354 2007-03-28 Richard Guenther <rguenther@suse.de>
7356 * tree.c (is_global_var): Move ...
7357 * tree-flow-inline.h (is_global_var): ... here.
7358 * tree.h (is_global_var): Remove declaration.
7360 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7362 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7364 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7365 * config/i386/i386.c (ix86_tune_features): Initialize new
7367 * config/i386/predicates.md (promotable_binary_operator): Use
7368 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7370 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7373 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7375 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7377 * config/fr30/fr30.md (movsi_internal): Change destination
7378 constraint from m to V and add m to the end.
7380 2007-03-28 Christian Bruel <christian.bruel@st.com>
7382 * config/sh/sh.md (movsi_i): Fix type attribute.
7384 2007-03-28 Christian Bruel <christian.bruel@st.com>
7386 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7387 (movsf_ie): Likewise.
7389 2007-03-28 Christian Bruel <christian.bruel@st.com>
7391 * config.gcc: Add sh4-300 to multilib.
7392 * config/sh/t-mlib-sh4-300: New file.
7394 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7396 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7397 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7399 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7400 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7401 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7402 "fixuns_trunctddi2"): Whitespace fix.
7404 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7406 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7407 the definition of struct sh_args.
7408 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7409 CALL_COOKIE_INT_REG_GET): Likewise.
7411 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7413 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7414 transformations are applied successfully.
7416 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7418 * tree.c (tree_contains_struct): Permit 512 tree codes.
7419 * tree.h (tree_contains_struct): Ditto.
7420 (MAX_TREE_CODES): Ditto.
7421 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7422 SPARE member to store remaining padding bits.
7424 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7426 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7429 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7431 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7432 * configure: Regenerate.
7434 * configure: Regenerate using the correct version of autoconf.
7436 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7438 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7440 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7441 regs to "__SP_L__" and "__SP_H__".
7443 2007-03-27 Richard Guenther <rguenther@suse.de>
7445 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7446 computations with it with a HOST_WIDE_INT variable.
7448 2007-03-26 Mike Stump <mrs@apple.com>
7450 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7451 objective-c-header, objective-c++-header and objc++-cpp-output
7453 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7455 2007-03-26 Richard Henderson <rth@redhat.com>
7458 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7459 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7460 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7461 IX86_BUILTIN_PSRLQ128): New.
7462 (ix86_init_mmx_sse_builtins): Add them.
7463 (ix86_expand_builtin): Expand them.
7464 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7465 operand 2 be TImode.
7466 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7467 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7468 _mm_srli_epi64): Mark __B const.
7469 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7470 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7471 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7472 new two-vector shift builtins.
7474 2007-03-26 Ian Lance Taylor <iant@google.com>
7476 PR tree-optimization/31345
7477 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7478 [+INF, +INF(OVF)] into VARYING.
7480 2007-03-26 Zack Weinberg <zackw@panix.com>
7482 * gengtype-parse.c: New file.
7483 * gengtype-yacc.y: Delete.
7484 * gengtype-lex.l: Don't include gengtype-yacc.h.
7485 Define YY_DECL and yyterminate appropriately for recursive
7486 descent parser. yylval is now a string out-parameter to yylex.
7487 (HWS, EOID): New shorthand.
7488 (IWORD): Add a couple more types.
7489 (yylex): Add a setup stanza. Remove the complex rules for
7490 detecting GTY'ed types and typedefs; replace with simple
7491 keyword detectors. Adjust everything for the changed
7492 definition of yylval. Ignore all pp-directives, not just #define.
7494 (parse_file): Rename yybegin; do not call yyparse.
7496 * gengtype.c (xasprintf): Export again.
7497 (this_file): New. Use everywhere __FILE__ was being used.
7498 (get_lang_bitmap): Special case types defined in gengtype.c.
7499 (do_typedef, new_structure): Suppress definition of certain types.
7500 (new_structure): Improve diagnostics of duplicate definitions.
7501 Make sure location_s is associated with input.h.
7502 (nreverse_pairs, define_location_structures): New functions.
7503 (main): Improve tagging of kludge types. Remove old kludges
7504 for input.h types; use define_location_structures.
7505 * gengtype.h: Update prototypes. Define token codes here.
7506 * Makefile.in: Remove all references to gengtype-yacc.
7507 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7509 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7510 add GTY((skip)) to the field that's only conditionally there.
7511 * doc/install.texi: Document that Bison is no longer required
7512 unless building treelang.
7514 * gengtype.c: Don't include gtyp-gen.h.
7515 (srcdir): Declare here.
7516 (base_files, lang_dir_names): Allocate dynamically.
7517 (gt_files, num_gt_files, num_lang_dirs): New globals.
7518 (measure_input_list, read_input_line, read_input_list)
7519 (set_lang_bitmap): New functions.
7520 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7521 simplify, relying on read_input_list to set up the bitmaps.
7522 (main): Arguments are no longer unused. Check for correct number
7523 of command line arguments, set srcdir and srcdir_len, then call
7524 read_input_list, before doing anything else. No need to worry
7525 about duplicates in main loop.
7526 * configure.ac: Simplify the calculation of all_gtfiles.
7527 Put language tags in there. Don't set or substitute
7528 all_gtfiles_files_langs or all_gtfiles_files_frags.
7529 * Makefile.in: Revamp the way gengtype is invoked, now that it
7530 takes a file on its command line with a much simpler format.
7531 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7532 (GTFILES): Remove duplicates and C source files.
7533 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7534 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7535 * configure: Regenerate.
7537 * gengtype.h: Remove all type definitions to gengtype.c; leave
7538 only definitions of options_p, type_p, and pair_p as opaque
7539 pointers. Update prototypes.
7540 * gengtype.c: Many type definitions moved here from gengtype.h.
7541 Consolidate type definitions at the top of the file.
7542 (xvasprintf): Delete.
7543 (xasprintf): Make static.
7544 (create_nested_pointer_option): Add 'next' parameter.
7545 (create_field_all, create_field_at): New functions.
7546 (create_field): Now a thin wrapper around create_field_all.
7547 (create_optional_field): Rename create_optional_field_ and add
7548 line argument. Original name is now a macro which supplies
7550 (oprintf): Use vsnprintf directly.
7551 (close_output_files): Use fatal rather than perror/exit.
7552 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7553 (main): Set progname. Don't use exit.
7554 * gengtype-yacc.y (struct_fields): Use create_field_at.
7555 (option, optionseqopt): Delete.
7556 (optionseq): Consolidate productions from option here so we
7557 can use the first argument to create_option.
7559 * gengtype-lex.l: Distinguish unions from structures in the
7560 token type. Don't call find_structure; return the tag as a string.
7561 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7562 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7563 Reorganize typedef_struct production accordingly.
7564 Use create_nested_ptr_option.
7565 * gengtype.c (create_nested_ptr_option): New function.
7566 * gengtype.h: Declare it.
7568 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7569 (string_type): Don't declare.
7570 (do_scalar_typedef): Declare.
7571 (create_scalar_type): Update prototype.
7572 * gengtype.c (string_type): Make static.
7573 (scalar_nonchar, scalar_char): New.
7574 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7575 (resolve_typedef): Use scalar_nonchar for error recovery.
7576 (create_scalar_type): Remove name_len field. Return scalar_char
7577 or scalar_nonchar as appropriate.
7578 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7580 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7582 (main): Initialize scalar_char and scalar_nonchar before calling
7584 * gengtype-lex.l: Adjust for removal of second argument to
7585 create_scalar_type. Use yylval.s instead of yylval.t when
7587 * gengtype-yacc.y: Type of SCALAR is string. Call
7588 create_scalar_type from type:SCALAR rule. Adjust for removal of
7589 second argument to create_scalar_type.
7591 * vec.h: Remove all #if IN_GENGTYPE blocks.
7592 Add comment saying that changes may require adjustments to gengtype.
7593 * gengtype.c: Don't include coretypes.h or tm.h.
7594 Add comment to inclusion of errors.h.
7595 (note_def_vec, note_def_vec_alloc): New functions.
7596 * gengtype.h: Declare new functions.
7597 * gengtype-lex.l: Don't include coretypes.h.
7598 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7600 (update_lineno): Remove unnecessary prototype.
7601 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7602 (VEC rule): Just return VEC_TOKEN.
7603 * gengtype-yacc.y (VEC_TOKEN): New token type.
7604 (type): Add a production for VEC(a,b).
7605 * Makefile.in: Update dependencies.
7607 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7608 typedefs that use the old PARAMS macro.
7610 * gengtype-lex.l: Remove all rules and states relating to yacc
7612 * gengtype-yacc.y: Similarly.
7613 * gengtype.c (note_yacc_type): Delete function.
7614 * gengtype.h: Update prototypes.
7616 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7618 * tree-pretty-print.c (dump_generic_node): Report precision of
7619 unnamed integer types.
7621 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7623 * ifcvt.c (noce_try_store_flag_constants): Don't check
7624 no_new_pseudos here.
7625 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7626 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7627 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7628 noce_try_sign_mask): Likewise.
7629 (if_convert): Check no_new_pseudos here.
7631 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7633 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7634 (noce_get_condition): Handle new then_else_reversed argument.
7635 (noce_init_if_info): Remove, fold into noce_find_if_block.
7636 (noce_process_if_block): Take a struct noce_if_info as the
7637 argument. Don't set up one based on ce_if_info. Update pointer
7638 references accordingly.
7639 (cond_move_process_if_block): Likewise.
7640 (process_if_block): Removed.
7641 (find_if_block): Removed. Move functionality two new functions,
7642 noce_find_if_block and cond_exec_find_if_block.
7643 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7644 blocks and the symmetric IF-ELSE-JOIN case.
7645 (cond_exec_find_if_block): Also new function mostly based on old
7646 find_if_block and process_if_block.
7647 (find_if_header): Replace find_if_block call with separately
7648 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7649 (find_cond_trap): Update noce_get_condition call.
7650 (dead_or_predicable): Likewise.
7652 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7654 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7656 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7657 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7658 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7659 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7660 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7661 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7662 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7663 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7664 __builtin_ia32_psrad128 builtins.
7666 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7668 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7669 * config/i386/constraints.md
7670 (define_constraint "I"): Use IN_RANGE macro.
7671 (define_constraint "J"): Ditto.
7672 (define_constraint "K"): Ditto.
7673 (define_constraint "M"): Ditto.
7674 (define_constraint "N"): Ditto.
7675 (define_constraint "O"): Ditto.
7676 * config/i386/predicates.md
7677 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7678 (define_predicate "const_0_to_3_operand"): Ditto.
7679 (define_predicate "const_0_to_7_operand"): Ditto.
7680 (define_predicate "const_0_to_15_operand"): Ditto.
7681 (define_predicate "const_0_to_63_operand"): Ditto.
7682 (define_predicate "const_0_to_255_operand"): Ditto.
7683 (define_predicate "const_1_to_31_operand"): Ditto.
7684 (define_predicate "const_2_to_3_operand"): Ditto.
7685 (define_predicate "const_4_to_7_operand"): Ditto.
7687 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7689 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7690 in SImode for save_world.
7691 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7694 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7696 PR tree-optimization/30784
7697 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7700 2007-03-25 Revital Eres <eres@il.ibm.com>
7702 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7703 Fold movement_possibility function into it.
7705 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7707 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7708 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7709 (call_indirect_nonlocal_darwin64): Same.
7710 (call_nonlocal_darwin64): Same.
7711 (call_value_indirect_nonlocal_darwin64): Same.
7712 (call_value_nonlocal_darwin64): Same.
7713 (sibcall_nonlocal_darwin64): Same.
7714 (sibcall_value_nonlocal_darwin64): Same.
7715 (sibcall_symbolic_64): Same.
7716 (sibcall_value_symbolic_64): Same.
7717 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7719 (rs6000_emit_load_toc_table): Same.
7720 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7721 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7727 (load_toc_v4_pic_si): Same
7728 (load_toc_v4_PIC_1): Same.
7729 (load_toc_v4_PIC_1b): Same.
7730 (call_indirect_aix{32,64}): Same.
7731 (call_value_indirect_aix{32,64}): Same.
7734 (call_local{32,64}): Same.
7735 (call_value_local{32,64}): Same.
7736 (call_indirect_nonlocal_aix{32,64}): Same.
7737 (call_nonlocal_aix{32,64}): Same.
7738 (call_value_indirect_nonlocal_aix{32,64}): Same.
7739 (call_value_nonlocal_aix{32,64}): Same.
7740 (call_indirect_nonlocal_sysv<mode>): Same.
7741 (call_nonlocal_sysv<mode>): Same.
7742 (call_value_indirect_nonlocal_sysv<mode>): Same.
7743 (call_value_nonlocal_sysv<mode>): Same.
7745 (sibcall_local{32,64}): Same.
7746 (sibcall_value_local{32,64}): Same.
7747 (sibcall_nonlocal_aix{32,64}): Same.
7748 (sibcall_value_nonlocal_aix{32,64}): Same.
7749 (sibcall_nonlocal_sysv<mode>): Same.
7750 (sibcall_value): Same.
7751 (sibcall_value_nonlocal_sysv<mode>): Same.
7753 2007-03-24 Paul Brook <paul@codesourcery.com>
7755 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7756 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7758 2007-03-24 Richard Henderson <rth@redhat.com>
7760 * config/ia64/constraints.md: New file.
7761 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7762 satisfies_constraint_?.
7763 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7764 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7765 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7766 ia64_output_mi_thunk): Likewise.
7767 (ia64_const_ok_for_letter_p): Remove.
7768 (ia64_const_double_ok_for_letter_p): Remove.
7769 (ia64_extra_constraint): Remove.
7770 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7771 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7772 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7773 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7774 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7775 EXTRA_MEMORY_CONSTRAINT): Remove.
7776 * config/ia64/ia64.md: Include constriants.md. Replace
7777 CONST_OK_FOR_? with satisfies_constraint_?.
7779 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7780 H.J. Lu <hongjiu.lu@intel.com>
7782 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7784 (name macros): Use DPD_BID_NAME to convert names properly.
7786 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7787 decimal floating point format.
7788 (init_floating_libfuncs): Change decimal functions so that they
7789 have a "bid_" prefix if the decimal system uses the BID format,
7790 and "dpd_" prefix if the decimal system uses the DPD format.
7791 (init_interclass_conv_libfuncs): Ditto.
7792 (init_intraclass_conv_libfuncs): Ditto.
7794 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7795 using the BID format.
7797 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7798 whether we are using the BID decimal format.
7799 * configure: Regenerate.
7801 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7802 the compiler has decimal floating point enabled. Define
7803 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7806 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7807 using the BID format.
7809 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7810 whether we are using the BID decimal format.
7811 * configure: Regenerate.
7813 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7814 the compiler has decimal floating point enabled. Define
7815 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7818 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7819 options, and that it is enabled for i386/x86_64 systems.
7821 * Makefile.in (enable_decimal_float): New.
7823 (DECNUMINC): Add -I$(DECNUMFMT).
7824 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7825 to $(DECNUMFMT) from $(DECNUM).
7827 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7828 Substitute enable_decimal_float.
7829 * configure: Regenerated.
7832 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7835 * configure.ac: Enable decimal float for x86_64-*-linux*.
7836 * configure: Regenerated.
7839 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7840 decimal128ClearSign to flip and clear the sign bit in decimal128.
7841 (decimal_real_maxval): Set decimal128SetSign to set the sign
7844 2007-03-23 Ian Lance Taylor <iant@google.com>
7846 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7848 2007-03-23 Ian Lance Taylor <iant@google.com>
7850 * tree-dump.c (dump_files): Correct comment.
7852 2007-03-23 Ian Lance Taylor <iant@google.com>
7854 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7856 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7858 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7859 in cfglayout mode. Don't go into and out of cfglayout mode.
7860 Link the blocks in the order of the constructed traces.
7861 (rest_of_handle_tracer): Adjust call to tracer.
7862 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7863 Don't go into cfglayout mode.
7864 (rtl_loop_done): Don't go out of cfglayout mode.
7865 * cfglayout.c (relink_block_chain): New function, split out from...
7866 (fixup_reorder_chain): ...here. Remove redundant checking.
7867 (cfg_layout_finalize): Don't clear the header, footer, and aux
7868 fields here, move the code to do so to relink_block_chain. Likewise
7869 for free_original_copy_tables.
7870 * rtl.h (tracer): Update prototype.
7871 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7872 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7873 mode. Use relink_block_chain to serialize the CFG according to the
7874 new basic block order. Move targetm.cannot_modify_jumps_p check from
7876 (gate_handle_reorder_blocks): ...to here.
7877 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7879 (gate_duplicate_computed_gotos): ...to here.
7880 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7881 something always changes when going into and out of cfglayout mode.
7882 Perform an expensive cfg cleanup while going into cfglayout mode.
7883 Always update liveness information on HAVE_conditional_execution
7884 targets. Reserialize the basic blocks and go out of cfglayout mode.
7885 * reg-stack.c: Include cfglayout.h.
7886 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7887 the call to reorder_basic_blocks.
7888 * basic-block.h (reorder_basic_blocks): Update prototype.
7889 (relink_block_chain): New prototype.
7890 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7892 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7894 * config/mips/mips.md (type, hazard, *movdi_32bit,
7895 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7896 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7897 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7898 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7899 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7901 (movcc): Change first xfer to multi.
7902 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7903 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7904 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7905 config/mips/generic.md: Change reservations using "xfer" to use
7907 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7908 using match_operand.
7909 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7910 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7912 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7914 2007-03-22 Richard Henderson <rth@redhat.com>
7916 * config/i386/i386.c: Remove unnecessary function declarations.
7917 Move targetm definition, and all related macros, to the end of
7918 the file. Resort some functions to put definitions before uses.
7919 (ix86_attribute_table): Make static. Move to end of file.
7920 (ix86_gimplify_va_arg): Make static.
7922 2007-03-22 Richard Henderson <rth@redhat.com>
7924 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7925 don't increase local_regparm with force_align_arg_pointer check.
7926 (ix86_function_sseregparm): Assert 32-bit.
7927 (type_has_variadic_args_p): New.
7928 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7929 type_has_variadic_args_p.
7930 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7931 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7932 use memset instead. Do maybe_vaarg check first; skip attribute
7933 tests if true; skip attribute tests for 64-bit.
7934 (construct_container): Remove TARGET_DEBUG_ARG.
7935 (function_arg_advance_32, function_arg_advance_64): Split out ...
7936 (function_arg_advance): ... from here.
7937 (function_arg_32, function_arg_64): Split out ...
7938 (function_arg): ... from here.
7939 (ix86_pass_by_reference): Tidy.
7940 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7941 (function_value_32): New, from parts of ix86_function_value
7942 and ix86_value_regno.
7943 (function_value_64): New, from parts of ix86_function_value
7944 and ix86_libcall_value.
7945 (ix86_function_value_1): New.
7946 (ix86_function_value, ix86_libcall_value): Use it.
7947 (return_in_memory_32, return_in_memory_64): Split out ...
7948 (ix86_return_in_memory): ... from here.
7949 (ix86_struct_value_rtx): Skip for 64-bit.
7950 (ix86_libcall_value, ix86_value_regno): Remove.
7951 (setup_incoming_varargs_64): Split out ...
7952 (ix86_setup_incoming_varargs): ... from here.
7953 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7954 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7955 * config/i386/i386-protos.h (ix86_function_value): Remove.
7956 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7958 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7961 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7962 infinities not supported, otherwise emit warning if -Woverflow. On
7963 underflow, emit warning if -Woverflow.
7964 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7966 * real.h (real_from_string): Update declaration
7968 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7969 Richard Henderson <rth@redhat.com>
7971 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
7972 * calls.c (compute_argument_block_size, expand_call,
7973 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
7974 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7975 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
7976 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
7977 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
7978 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
7979 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
7980 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7983 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7985 * c-incpath.c (add_sysroot_to_chain): New.
7986 (merge_include_chains): Add sysroot argument. Call
7987 add_sysroot_to_chain if sysrooted.
7988 (register_include_chains): Update call to merge_include_chains.
7989 * doc/cppopts.texi: Document use of '=' in include directory
7992 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
7994 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
7995 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
7996 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
7997 insn pattern using X87MODEF12 mode macro.
7999 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8001 * regmove.c (regmove_optimize): Use reg_mentioned_p
8002 instead of reg_overlap_mentioned_p for DST.
8004 2007-03-21 Mike Stump <mrs@apple.com>
8006 * c.opt: Fixup for Objective-C/C++.
8008 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8010 * explow.c (convert_memory_address): Fold memory reference when
8011 POINTERS_EXTEND_UNSIGNED < 0
8013 2007-03-21 Richard Henderson <rth@redhat.com>
8016 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8017 * config/i386/mmintrin.h (__m64): Likewise.
8018 * config/i386/xmmintrin.h (__m128): Likewise.
8020 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8022 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8023 (VXWORKS_OS_CPP_BUILTINS): Define.
8024 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8025 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8027 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8029 * rtl.h (constant_pool_reference_p): Delete.
8030 (find_constant_src): Declare.
8031 * rtlanal.c (find_constant_src): New function.
8032 * simplify-rtx.c (constant_pool_reference_p): Delete.
8033 * config/i386/i386.md: Use find_constant_src instead of
8034 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8036 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8038 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8039 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8041 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8043 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8044 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8045 (arm_elf_asm_constructor): Use it.
8046 (arm_elf_asm_destructor): New function.
8048 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8050 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8052 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8054 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8056 2007-03-19 Andrew Haley <aph@redhat.com>
8058 PR tree-optimization/31264
8059 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8062 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8064 PR rtl-optimization/30907
8065 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8066 (fwprop_init): Always call loop_optimizer_initialize.
8067 (fwprop_done): Always call loop_optimizer_finalize.
8068 (fwprop): We always have loop info now.
8069 (gate_fwprop_addr): Remove.
8070 (pass_fwprop_addr): Use gate_fwprop as gate.
8072 PR rtl-optimization/30841
8073 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8074 df_chain_alloc): Call df_reorganize_refs unconditionally.
8075 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8076 refs_organized to refs_organized_size.
8077 (df_ref_create_structure): Use refs_organized_size instead of
8078 bitmap_size if refs had been organized, and keep refs_organized_size
8080 * df.h (struct df_ref_info): Change refs_organized to
8081 refs_organized_size.
8082 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8085 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8087 * except.c (output_function_exception_table): Do not reference the
8088 EH personality routine for functions that do not require an
8091 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8094 * c-typeck.c (convert_for_assignment): Call comptypes for
8095 RECORD_TYPE or UNION_TYPE.
8098 * reload1.c (reload): Do invalid ASM checking after
8099 cleanup_subreg_operands.
8101 2007-03-19 Jeff Law <law@redhat.com>
8103 * tree-cfg.c (find_taken_edge): Tighten conditions for
8104 optimizing computed gotos.
8106 2007-03-19 Michael Matz <matz@suse.de>
8108 * builtins.c (expand_builtin_sync_operation,
8109 expand_builtin_compare_and_swap,
8110 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8113 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8114 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8117 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8119 * doc/tm.texi: Add brackets around the return type of
8120 TARGET_SECONDARY_RELOAD.
8122 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8123 Richard Guenther <rguenther@suse.de>
8125 PR tree-optimization/31254
8126 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8127 Use handled_component_p () where appropriate. Continue
8128 propagating into the rhs if we propagated into an INDIRECT_REF
8131 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8133 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8134 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8135 (xde, xdee): Mode attributes adjusted to support DFP modes.
8136 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8137 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8138 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8139 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8140 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8141 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8142 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8144 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8145 "movsf"): Insn definitions removed.
8146 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8147 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8148 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8150 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8151 "reload_in<mode>", "reload_out<mode>"): Expander added.
8152 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8155 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8157 * config/s390/s390.md: Only non-functional changes. Renamed
8158 FPR mode macro to BFP all over the file.
8160 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8162 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8163 (op_type attribute): RRF instruction type added.
8164 (fT0): New mode attribute.
8165 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8166 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8167 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8168 no secondary memory is needed when moving DFmode values between GPRs
8171 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8173 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8174 inverted and documentation adjusted.
8175 ("mhard-dfp", "msoft-dfp"): New options.
8176 * config/s390/s390.c (s390_handle_arch_option): New architecture
8178 (override_options): Sanity checks for the new options added.
8179 * config.gcc: New architecture switch: z9-ec.
8180 * config/s390/s390.h (processor_flags): PF_DFP added.
8181 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8182 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8183 when the bit is NOT set so remove it from the defaults.
8185 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8187 * genemit.c (main): Print include statement for dfp.h.
8188 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8191 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8193 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8195 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8198 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8201 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8203 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8204 attr_length_call, output_call, output_indirect_call): Cleanup
8205 formatting of targetm calls.
8207 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8209 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8211 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8213 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8214 reservation, bypass and anti-bypass descriptions for these instructions.
8215 Update move patterns.
8216 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8219 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8221 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8222 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8223 (get_initial_def_for_reduction): Likewise.
8225 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8227 Fix PR tree-optimization/29922
8228 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8229 (get_representative): Removed.
8230 (value_dies_in_block_x): Update for rvuse removal.
8231 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8232 (compute_antic_aux): Handle when PHI nodes appear in
8233 non-single-successors.
8234 (dump_bitmap_of_names): Removed.
8235 (compute_antic_safe): Renamed and removed rvuse calculation.
8236 Calculate only antic safe.
8237 (insert_into_preds_of_block): Remove assert.
8238 (execute_pre): Update for renamed functions.
8239 (defer_or_phi_translate_block): New function.
8241 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8243 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8244 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8246 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8247 Follow spelling conventions.
8249 * tree-data-ref.h: Remove the prototype for analyze_array.
8251 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8253 PR tree-optimization/31041
8254 * tree-vect-transform.c (get_initial_def_for_induction): Call
8255 force_gimple_operand.
8257 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8259 * ipa-type-escape.c (look_for_casts) : Revert code to use
8260 handled_component_p due to ada test a-numaux.adb.
8262 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8264 * final.c (final_scan_insn): Alter the condition of a
8265 conditional trap if we have nonstandard CC.
8267 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8269 * configure.ac: Remove excess quoting from asm line 0 test.
8270 * configure: Rebuilt.
8272 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8274 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8275 * c-common.c (convert_and_check): Move warning logic to...
8276 (warnings_for_convert_and_check): ...here. Define.
8277 * c-common.h (warnings_for_convert_and_check): Declare.
8279 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8281 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8282 (output_call): Likewise.
8284 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8286 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8288 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8290 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8292 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8294 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8295 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8297 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8299 PR tree-optimization/31183
8300 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8301 Use double_int instead of unsigned int for representing access_strides.
8302 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8304 2007-03-16 Richard Guenther <rguenther@suse.de>
8306 PR tree-optimization/31146
8307 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8308 to allow recursion of forward_propagate_addr_expr.
8309 (forward_propagate_addr_into_variable_array_index): Likewise.
8310 (forward_propagate_addr_expr): Likewise.
8311 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8312 (forward_propagate_addr_expr_1): Recurse on simple copies
8313 instead of propagating into them. Do so for useless conversions
8315 (forward_propagate_addr_expr): Clean up unused statements after
8318 2007-03-16 Richard Guenther <rguenther@suse.de>
8320 * builtins.c (expand_builtin_cexpi): Use the right argument
8321 for the expansion via cexp.
8323 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8325 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8326 * configure: Rebuilt.
8328 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8331 * dwarf2out.c (force_type_die): Adjust comment.
8332 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8334 2007-03-15 DJ Delorie <dj@redhat.com>
8336 * config/frv/predicates.md (minmax_operator): Don't check operands
8339 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8341 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8342 Update constant estimates of number of iterations.
8343 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8344 argument renamed to "realistic".
8345 (compute_estimated_nb_iterations): Removed.
8346 (record_niter_bound): New function.
8347 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8348 call record_nonwrapping_iv with upper = false.
8349 (infer_loop_bounds_from_signedness): Pass upper argument to
8350 record_nonwrapping_iv.
8351 (estimate_numbers_of_iterations_loop): Do not call
8352 compute_estimated_nb_iterations. Record estimate based on profile
8353 information. Initialize the constant estimates of number of
8355 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8357 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8358 number of iterations is too small.
8359 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8360 (EST_NOT_AVAILABLE): Removed.
8361 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8362 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8365 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8367 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8368 Handle NE_EXPR guards.
8370 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8373 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8374 Set also -pedantic-errors by default for the preprocessor unless
8375 -fpermissive is given.
8377 2007-03-15 Richard Guenther <rguenther@suse.de>
8381 * builtins.c (expand_builtin_cexpi): As a fallback if we
8382 don't have builtins for sincos or cexp create a function
8383 declaration for cexp and expand to a call to that.
8384 (expand_builtin_int_roundingfn): Always fall
8385 back to floor/ceil and its variants even if they may be
8388 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8391 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8392 jump tables, move the call to delete_dead_jumptables from here...
8393 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8394 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8395 don't allow merging of blocks that try_redirect_by_replacing_jump
8396 also does not handle when not optimizing.
8398 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8399 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8401 * config/i386/i386.md (x86_sahf_1): Correctly handle
8404 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8407 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8408 x86_64_general_operand as operand[2] predicate. Remove "iF"
8409 from operand constraints and use "e" constraint instead.
8410 (*subti3_1, *subti3_1 splitter): Ditto.
8411 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8412 operand[1] predicate.
8414 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8416 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8417 arrays, multiply the access strides by the size of the sub-array.
8418 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8420 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8422 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8423 the configured assembler supports the sahf mnemonic.
8424 * configure: Regenerate.
8425 * config.in: Regenerate.
8427 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8428 emit "sahf" or ".byte\t0x9e" as asm template.
8430 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8433 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8434 option to replace hard coded TARGET_xxx in md file.
8435 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8436 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8437 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8438 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8439 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8440 (X86_TUNE_NOT_VECTORMODE): Ditto.
8441 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8442 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8443 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8444 (TUNE_SLOW_IMUL_IMM8): Ditto.
8445 (TUNE_MOVE_M1_VIA_OR): Ditto.
8446 (TUNE_NOT_UNPAIRABLE): Ditto.
8447 (TUNE_NOT_VECTORMODE): Ditto.
8449 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8452 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8453 tuning options instead of hard coded TARGET_xxx.
8454 (fix ssemode peephole2's): Ditto.
8455 (imul peephole2's): Ditto.
8457 (movdi_or_rex64): Ditto.
8458 (move peephole2): Ditto.
8459 (not peephole2's): Ditto.
8461 2007-03-14 Dirk Mueller <dmueller@suse.de>
8463 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8464 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8465 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8467 * c-parser.c (c_parser_do_statement): Warn about empty body in
8469 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8470 * doc/invoke.texi (-Wempty-body): Update documentation.
8472 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8475 * c-common.h (warn_for_div_by_zero): Declare.
8476 * c-common.c (warn_for_div_by_zero): Define.
8477 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8480 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8482 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8483 to PREFIX and STANDARD_PREFIX.
8485 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8486 Phil Edwards <phil@codesourcery.com>
8488 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8489 (__gthread_once_t): Remove busy field for RTPs.
8490 (__GTHREAD_ONCE_INIT): Update accordingly.
8492 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8494 * doc/invoke.texi: Document VxWorks options.
8496 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8498 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8500 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8502 PR tree-optimization/30590
8503 * tree-nrv.c (tree_nrv): Check for the partial update of the
8506 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8508 * flags.h (flag_random_seed): Remove declaration, in favor of...
8509 * toplev.h (get_random_seed, set_random_seed): ... these.
8510 * tree.c (get_file_function_name): Use the former.
8511 * opts.c (common_handle_option): Use the latter.
8514 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8517 * cse.c (cse_find_path): Do not bail out if a basic block that
8518 we already visited now becomes part of a path that starts at a
8519 different basic block. Just disallow this, to make sure we
8520 visit each basic block at most once.
8522 2007-03-13 Jan Hubicka <jh@suse.cz>
8524 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8525 when profile esitmate is present, calls with very low frequency are
8528 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8530 PR tree-optimization/30730
8531 PR tree-optimization/26900
8532 * tree-ssa-loop-niter.c: Include gmp.h.
8534 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8535 split_to_var_and_offset, determine_value_range,
8536 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8537 bound_difference, bounds_add, bounds_negate,
8538 number_of_iterations_ne_max, dump_affine_iv): New functions.
8539 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8540 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8541 difference of initial and final value of control iv to validate
8543 (number_of_iterations_cond): Add loop parameter. Determine bounds
8544 on the difference of the extremes of the control iv. Add dumps.
8545 (expand_simple_operations): Handle phi nodes.
8546 (simplify_using_initial_conditions): Do not record used conditions.
8547 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8548 Do not set additional_info.
8549 (implies_nonnegative_p, implies_ge_p): Removed.
8550 (derive_constant_upper_bound): Do not use parameter `additional'.
8551 (record_estimate): Parameter `additional' removed. Parameter
8552 `i_bound' added. Do not call derive_constant_upper_bound.
8553 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8554 bound the number of iterations estimate.
8555 (estimate_numbers_of_iterations_loop): Pass the estimate from
8556 the number of iterations analysis to record_estimate.
8557 * tree.h (multiple_of_p): Declare.
8558 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8559 (scev_const_prop): Do not check expression_expensive_p.
8560 * fold-const.c (multiple_of_p): Exported.
8561 * double-int.c (double_int_mask): Exported.
8562 * double-int.h (double_int_mask): Declare.
8563 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8564 field. Added max field.
8566 2007-03-13 David Taylor <taylor@candd.org>
8569 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8572 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8575 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8576 two unamed patterns.
8578 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8580 * config/i386/i386.opt (mcx16, msahf): New options.
8581 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8582 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8584 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8585 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8586 Output -mcx16 and -msahf options when corresponding bit is set.
8588 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8591 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8593 * configure.ac: Test for assembler tolerance to # 0 "".
8594 * configure, config.in: Rebuilt.
8595 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8597 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8599 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8601 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8602 (handle_syscall): Handle direct system calls.
8603 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8605 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8607 * doc/invoke.texi: Fix cpp.info cross-reference.
8608 * doc/passes.texi: Fix gcc.info cross-reference.
8610 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8612 PR tree-optimization/30835
8613 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8614 bb_for_stmt is not NULL before accessing it.
8616 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8618 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8621 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8624 * doc/install.texi: Document --enable-stage1-languages
8626 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8628 * tree-pass.h (pass_into_cfg_layout_mode,
8629 pass_outof_cfg_layout_mode): Declare.
8630 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8631 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8632 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8633 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8635 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8637 * c-decl.c (warn_variable_length_array): New function.
8638 Refactored from grokdeclarator to handle warn_vla
8639 and handle unnamed array case.
8640 (grokdeclarator): Refactored VLA warning case.
8641 * c.opt (Wvla): New flag.
8642 * doc/invoke.texi (Wvla): New warning.
8644 2007-03-12 Richard Henderson <rth@redhat.com>
8646 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8647 (TARGET_SECTION_TYPE_FLAGS): New.
8649 2007-03-12 Richard Henderson <rth@redhat.com>
8651 * config/darwin.c (machopic_reloc_rw_mask): New.
8652 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8653 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8655 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8657 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8658 * cppdefault.h (cpp_PREFIX): Document.
8659 (cpp_PREFIX_len): Likewise.
8660 (cpp_EXEC_PREFIX): New variable.
8661 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8662 * c-incpath.c (add_standard_paths): Correct logic for relocating
8663 paths within prefix.
8665 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8667 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8668 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8670 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8671 fix_truncdfdi_sse using SSEMODEF mode macro.
8672 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8673 fix_truncdfsi_sse using SSEMODEF mode macro.
8674 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8675 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8677 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8679 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8682 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8684 * tree.h : Add multiple_of_p declaration.
8685 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8686 * ipa-type-escape.c (results_of_malloc): Redundant.
8687 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8688 (cast_type): Extended with new members.
8689 (check_cast): Returns cast_type.
8690 (cast): New structure for data of walk_use_def_chains.
8691 (is_malloc_result, is_cast_from_non_pointer_1,
8692 is_cast_from_non_pointer,
8693 is_array_access_through_pointer_and_index): New functions.
8694 (look_for_casts): Returns cast types.
8695 (check_call): Returns void.
8696 (okay_pointer_operation): Use support of pointer plus index,
8697 pointer plus constant and allow all multiplications.
8699 2007-03-11 Richard Guenther <rguenther@suse.de>
8701 PR tree-optimization/31115
8702 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8703 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8704 A shift count of zero is not special as with *_DIV_EXPR.
8705 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8708 2007-03-11 Ian Lance Taylor <iant@google.com>
8710 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8711 the *_DIV_EXPR codes correctly with overflow infinities.
8713 2007-03-11 Ira Rosen <irar@il.ibm.com>
8715 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8716 indicate success/failure of the analysis. Add negation to subtrahend
8717 in case of subtraction. Fail if both operands contain constants.
8718 (create_data_ref): Fail if analyze_offset fails.
8720 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8722 * config/i386/i386.md (frndintxf2): Rename to ...
8723 (rintxf2): ... this. Remove expander having same name.
8724 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8725 (roundsf2, rounddf2): Ditto.
8726 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8727 (lround<mode>di2, lround<mode>si2): Ditto.
8729 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8731 * lower-subreg.c: Include except.h.
8732 (decompose_multiword_subregs): Verify that the only control flow
8733 insns we can split are loads to multi-words pseudos.
8734 Handle breaking such blocks after splitting, instead of calling
8735 find_many_sub_basic_blocks.
8737 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8738 on the new basic block. Add a lengthy comment explaining why we
8739 thought this was necessary.
8740 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8742 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8745 * tree.c (walk_type_fields): Recurse into the element type of
8746 ARRAY_TYPEs if there is a pointer set.
8748 2007-03-10 Dirk Mueller <dmueller@suse.de>
8750 * c-common.c (warn_logical_operator): Fix condition.
8752 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8754 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8756 * config/darwin.c (machopic_select_section): Remove superfluous
8757 argument in call to categorize_decl_for_section. Remove unused
8760 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8762 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8764 * configure: Regenerate.
8766 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8769 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8770 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8771 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8772 Add LABEL_NUSES to emitted label.
8773 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8774 branch probability value to emitted jump insn.
8775 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8776 Do not check life information and do not re-arrange input operands
8777 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8779 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8781 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8782 the change of decode_asm_operands.
8784 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8786 * mode-switching.c (create_pre_exit): Skip blockage insn.
8788 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8790 * tree-pass.h (TODO_update_smt_usage): Remove.
8792 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8796 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8798 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8799 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8800 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8803 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8805 * gcc.c: Document %{, in big comment at top.
8806 (input_suffix_matches): Remove special handling for .s and
8808 (input_spec_matches): New.
8809 (handle_braces): Handle %{,.
8810 (validate_switches): ',' indicates a value which is not a switch.
8811 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8812 to detect assembler input.
8813 * config/i386/sol2.h (CPP_SPEC): Likewise.
8814 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8815 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8816 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8817 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8818 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8819 -m64 causes deployment target to default to 10.5.
8820 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8822 2007-03-09 Richard Henderson <rth@redhat.com>
8825 * target.h (targetm.asm.out.reloc_rw_mask): New.
8826 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8827 (TARGET_ASM_OUT): Use it.
8828 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8829 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8830 use the new reloc_rw_mask target hook instead.
8831 (default_section_type_flags_1): Merge into...
8832 (default_section_type_flags): ... here.
8833 (decl_readonly_section_1): Merge into...
8834 (decl_readonly_section): ... here.
8835 (default_elf_select_section_1): Merge into...
8836 (default_elf_select_section): ... here.
8837 (default_unique_section_1): Merge into...
8838 (default_unique_section): ... here.
8839 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8840 (default_select_rtx_section): Use it.
8841 (default_elf_select_rtx_section): Likewise.
8842 * output.h: Update to match.
8843 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8844 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8845 (TARGET_ASM_RELOC_RW_MASK): New.
8846 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8847 to categorize_decl_for_section.
8848 (x86_64_elf_unique_section): Likewise.
8849 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8850 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8851 (TARGET_ASM_RELOC_RW_MASK): New.
8852 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8853 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8854 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8855 (TARGET_RWRELOC): Remove.
8856 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8857 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8858 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8859 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8860 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8861 (rs6000_xcoff_select_section): Use decl_readonly_section.
8862 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8863 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8864 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8865 (TARGET_SECTION_TYPE_FLAGS): Remove.
8866 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8868 2007-03-09 Roger Sayle <roger@eyesopen.com>
8870 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8871 complex constant equality/inequality comparisons for here.
8872 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8873 known at compile-time or can be simplified to a scalar comparison.
8874 (fold_relational_const): Move compile-time evaluation of complex
8875 constant equality/inequality comparisons to here.
8877 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8879 PR rtl-optimization/30643
8880 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8882 (fold_rtx): Recurse, like before 2006-11-03.
8884 2007-03-09 DJ Delorie <dj@redhat.com>
8886 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8889 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8891 PR tree-optimization/30375
8892 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8893 LHS of statements is not the same.
8894 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8896 2007-03-09 Chao-ying Fu <fu@mips.com>
8898 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8900 * doc/invoke.texi (-mdspr2): Document new option.
8901 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8902 New unspec for DSP REV 2.
8903 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8904 these instructions are extended in DSP REV 2.
8905 (mips-dspr2.md): Include.
8906 * config/mips/mips.opt (mdspr2): New option.
8907 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8908 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8909 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8910 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8911 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8912 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8913 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8915 (bdesc_map): Add one field of unsupported_target_flags.
8916 (bdesc_arrays): Update entries to have extra fields. Add
8918 (mips_init_builtins): Initialize new function types.
8919 Check unsupported_target_fileds to filter out builtins.
8920 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8922 (ASM_SPEC): Pass mdspr2 to the assembler.
8923 * config/mips/mips-dspr2.md: New file.
8925 2007-03-09 Sa Liu <saliu@de.ibm.com>
8927 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8929 2007-03-09 Ian Lance Taylor <iant@google.com>
8931 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8932 argument) like -Wstrict-overflow=2.
8933 * doc/invoke.texi (Warning Options): Update documentation.
8935 2007-03-09 Dirk Mueller <dmueller@suse.de>
8938 * doc/invoke.texi (-Wlogical-op): Document.
8939 * common.opt (-Wlogical-op): New.
8940 * c-common.h (warn_logical_operator): Declare.
8941 * c-common.c (warn_logical_operator): Define.
8942 * c-typeck.c (parser_build_binary_op): Call
8943 warn_logical_operator.
8945 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8947 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8948 * final.c (final_scan_insn): Test for non-"" file name.
8950 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8952 * doc/loop.texi: Document the Omega linear constraints solver.
8953 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8954 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8955 omega-hash-table-size, omega-max-keys, and
8956 omega-eliminate-redundant-constraints.
8957 * tree-pass.h (pass_check_data_deps): Declared.
8960 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8961 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8962 pass_check_data_deps): New.
8963 * tree-data-ref.c (init_data_ref): Remove declaration.
8964 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8965 (analyze_array): Renamed init_array_ref, move up initializations.
8966 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8967 Removed arguments that are set to NULL.
8968 (analyze_indirect_ref): Correct indentation, correct call to
8970 (object_analysis): Call init_array_ref instead of analyze_array.
8971 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
8972 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
8973 of DR_ACCESS_FNS_ADDR.
8974 (init_omega_eq_with_af, omega_extract_distance_vectors,
8975 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
8976 ddr_consistent_p): New.
8977 (compute_affine_dependence): Check consistency of ddrs when
8978 flag_check_data_deps is passed.
8979 (analyze_all_data_dependences): Uncomment.
8980 (tree_check_data_deps): New.
8981 * tree-data-ref.h: Include omega.h.
8982 (DR_ACCESS_FNS_ADDR): Removed.
8983 (data_dependence_relation): Add inner_loop.
8984 (DDR_INNER_LOOP): New.
8985 * common.opt (fcheck-data-deps): New.
8986 * tree-flow.h (tree_check_data_deps): Declare.
8987 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8988 (OBJS-common): Depend on omega.o.
8990 * passes.c (pass_check_data_deps): Scheduled.
8991 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
8992 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
8993 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
8994 PARAM_VECT_MAX_VERSION_CHECKS,
8995 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
8997 2007-03-09 Richard Guenther <rguenther@suse.de>
8999 PR tree-optimization/30904
9001 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9002 the same way as *_DIV_EXPR.
9004 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9006 * recog.c (decode_asm_operands): No mixed declarations and code.
9008 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9010 * rtl.def (ASM_INPUT): Add location.
9011 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9012 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9013 (decode_asm_operands): Add loc operand.
9014 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9015 * stmt.c (expand_asm): Rename to...
9016 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9017 gen_rtx_ASM_INPUT_loc.
9018 (expand_asm_expr): Adjust.
9019 * recog.c (decode_asm_operands): Add loc operand.
9020 (check_asm_operands, extract_insn): Adjust.
9021 * reload1.c (maybe_fix_stack_asms): Likewise.
9022 * final.c (asm_insn_count): Likewise.
9023 (final_scan_insn): Output # line before and after asm.
9025 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9027 * tree-ssa-structalias.c (variable_info): Remove
9029 (new_var_info): Ditto.
9030 (shared_bitmap_info_t): New structure.
9031 (shared_bitmap_table): New variable.
9032 (shared_bitmap_hash): New function.
9033 (shared_bitmap_eq): Ditto
9034 (shared_bitmap_lookup): Ditto.
9035 (shared_bitmap_add): Ditto.
9036 (merge_smts_into): Change to take bitmap directly.
9037 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9038 (init_alias_vars): Init shared bitmap hashtable.
9039 (delete_points_to_sets): Delete shared bitmap hashtable.
9040 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9041 is_aliased removal as a change that was still necessary was
9044 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9046 * config/i386/i386.h (override_options): Conditionally disable
9047 x86_sahf for 64bit targets only.
9049 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9052 * c-decl.c (merge_decls): Don't call make_var_volatile.
9053 * varasm.c (make_var_volatile): Remove.
9054 * output.h (make_var_volatile): Remove.
9056 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9058 PR tree-optimization/31085
9059 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9061 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9063 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9064 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9065 ATTR_CONST_NOTHROW_LIST.
9067 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9070 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9072 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9074 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9077 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9079 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9080 passed, use shared libgcc.
9082 2007-03-08 Roger Sayle <roger@eyesopen.com>
9084 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9085 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9086 (honor_protect_cleanup_actions, lower_try_finally_switch):
9088 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9089 ifc_temp_var): Likewise.
9090 * tree-inline.c (setup_one_parameter): Likewise.
9091 * tree-mudflap.c (mf_decl_cache_locals,
9092 mf_build_check_statement_for): Likewise.
9093 * tree-nested.c (init_tmp_var, save_tmp_var,
9094 finalize_nesting_tree_1): Likewise.
9095 * tree-outof-ssa.c (insert_copy_on_edge,
9096 insert_backedge_copies): Likewise.
9097 * tree-profile.c (tree_gen_edge_profiler,
9098 tree_gen_ic_profiler): Likewise.
9099 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9100 * tree-sra.c (sra_build_assignment): Likewise.
9101 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9102 * tree-ssa-math-opts.c (insert_reciprocals,
9103 execute_cse_sincos_1): Likewise.
9104 * tree-tailcall.c (adjust_accumulator_values,
9105 adjust_return_value): Likewise.
9106 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9107 * tree-vect-transform.c (vect_create_data_ref_ptr,
9108 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9109 vect_create_epilog_for_reduction, vectorizable_reduction,
9110 vectorizable_call, vectorizable_conversion,
9111 vectorizable_assignment, vectorizable_operation,
9112 vectorizable_type_demotion, vect_gen_widened_results_half,
9113 vect_permute_store_chain, vectorizable_store,
9114 vect_setup_realignment, vect_permute_load_chain,
9115 vectorizable_load, vectorizable_condition,
9116 vect_create_cond_for_align_checks): Likewise.
9117 * tree-vrp.c (build_assert_expr_for): Likewise.
9119 2007-03-08 Ian Lance Taylor <iant@google.com>
9121 * tree-vrp.c: Include "intl.h".
9122 (usable_range_p): New static function.
9123 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9124 overflowed values, juts set *strict_overflow_p.
9125 (compare_values): Only return -2 if one of the operands is not a
9127 (compare_ranges): Call usable_range_p.
9128 (compare_range_with_value): Likewise.
9129 (vrp_evaluate_conditional_warnv): Rename from
9130 vrp_evaluate_conditional. Make static. Change all callers.
9131 (vrp_evaluate_conditional): New function.
9132 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9134 (simplify_abs_using_ranges): Likewise.
9135 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9136 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9137 within_stmt parameter.
9138 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9139 vrp_evaluate_conditional.
9140 * tree-ssa-threadedge.c
9141 (record_temporary_equivalences_from_stmts_at_dest): Change
9142 simplify parameter to take a second tree parameter.
9143 (simplify_control_stmt_condition): Likewise.
9144 (thread_across_edge): Likewise.
9145 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9146 (thread_across_edge): Likewise.
9147 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9149 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9151 * config/i386/i386.h (TARGET_SAHF): New define.
9152 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9153 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9154 (x86_sahf): New global variable.
9155 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9156 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9157 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9158 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9160 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9161 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9162 when expanding fcomi/sahf based tests.
9163 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9164 expanding sahf based alternative. Emit sahf based sequence when
9165 optimizing for code size.
9166 * config/i386/i386.md (x86_sahf_1): Do not disable for
9167 TARGET_64BIT, enable for TARGET_SAHF.
9169 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9171 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9172 spurious whitespace from error message.
9174 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9177 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9179 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9181 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9183 * tree-sra.c (instantiate_element): Propagate disabled warnings
9184 from the element itself to the created variable.
9186 2007-03-07 Richard Henderson <rth@redhat.com>
9189 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9190 silently fix up the stack in the case of a missing register.
9192 2007-03-07 Paul Brook <paul@codesourcery.com>
9194 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9196 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9198 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9200 (phase1_vrs): Use them.
9201 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9202 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9203 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9204 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9205 __gnu_Unwind_Restore_WMMXC if required.
9206 (_Unwind_VRS_Pop): Implement iWMMXt support.
9207 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9208 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9209 gnu_Unwind_Save_WMMXC): Define.
9211 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9213 * config/vxworks.h (vxworks_override_options): Declare.
9214 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9215 * config/vxworks.c: Include target.h and toplev.h.
9216 (vxworks_override_options): New function.
9217 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9219 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9221 * config/s390/s390.c (override_options): Don't emit an error when
9222 -mstack-size is used without providing -mstack-guard.
9223 (s390_emit_prologue): Choose stack_guard value automatically if not
9224 provided via command line.
9225 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9227 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9229 * config/i386/i386.c (output_set_got): Add a GOT initialization
9230 sequence for VxWorks PIC.
9231 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9232 around labels as well as symbols. Use gotoff_operand instead
9233 of local_symbolic_operand.
9234 (legitimize_pic_address): Use gotoff_operand instead of
9235 local_symbolic_operand. Use @GOT accesses for labels as
9237 (ix86_output_addr_diff_elt): Use PC-relative rather than
9238 GP-relative offsets for VxWorks PIC.
9239 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9240 no_new_pseudos. Check whether the returned register is op0.
9241 * config/i386/i386.md (tablejump): Use PC-relative rather than
9242 GP-relative offsets for VxWorks PIC.
9243 * config/i386/predicates.md (gotoff_operand): New predicate.
9245 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9247 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9249 * config/vxworks-dummy.h: New file.
9250 * config/i386/i386.h: Include it.
9252 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9254 * dwarf2out.c (is_inlined_entry_point): New
9255 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9256 DW_AT_ranges if the first subblock is the entry point.
9258 2007-03-06 David Daney <ddaney@avtrex.com>
9260 * doc/install.texi (mips-*-*): Change recommended binutils
9263 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9265 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9266 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9268 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9269 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9271 2007-03-06 Jan Hubicka <jh@suse.cz>
9273 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9274 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9276 (probably_cold_bb_p): Cold functions are cold.
9277 (probably_never_executed_bb_p): Cold functions are cold.
9278 (tree_bb_level_predictions): Predict calls to cold functions as not
9280 (compute_function_frequency): Check hot/cold attributes.
9281 * function.h (function_frequency): Update comments.
9282 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9283 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9284 (c_common_att): Add cold and hot.
9286 * doc/extend.texi (hot,cold attributes): Document.
9288 2007-03-06 Andrew Haley <aph@redhat.com>
9290 * function.c (expand_function_end): Move blockage to just after we
9291 emit the label for the naked return from the function.
9293 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9295 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9298 2007-03-06 Jan Hubicka <jh@suse.cz>
9300 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9301 loaded for constant large models. Non-large 64bit PIC can do.
9302 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9303 * cmodel.h: Add LARGE PIC.
9304 * i386.md (UNSPEC_PLTOFF): New.
9305 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9307 (*call_1_rex64): Disable for large models.
9308 (*call_1_rex64_large): New.
9309 (*call_value_1_rex64): Disable for large models.
9310 (*call_value_1_rex64_large): New.
9311 (set_rip_rex4): New.
9312 (set_got_offset_rex64): New.
9313 * predicates.md (constant_call_address_operand): For large model
9314 constant calls are not possible.
9315 * i386-protos.h (construct_plt_address): Declare.
9316 * i386.c (override_options): Accept large models.
9317 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9318 (legitimate_constant_p): Add new UNSPECs.
9319 (legitimate_pic_operand_p): Likewise.
9320 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9321 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9323 (output_pic_addr_const): Add PLTOFF.
9324 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9325 (ix86_expand_move): Legitimize pic address when in PIC mode.
9326 (construct_plt_address): New function.
9327 (ix86_expand_call): Offload the address to register and use GOT pointer
9329 * invoke.texi (mcmodel=large): Update documentation.
9331 2007-03-06 Richard Henderson <rth@redhat.com>
9333 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9334 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9335 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9336 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9337 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9338 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9339 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9340 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9341 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9342 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9343 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9344 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9345 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9346 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9347 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9348 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9349 x86_schedule, x86_use_bt, x86_pad_returns,
9350 x86_use_xchgb): Merge into ...
9351 (ix86_tune_features): ... here. New array.
9352 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9353 x86_bswap): Merge into ...
9354 (ix86_arch_features): ... here. New array.
9355 (x86_3dnow_a): Remove.
9356 (x86_accumulate_outgoing_args): Make static.
9357 (x86_arch_always_fancy_math_387): Make static.
9358 (ix86_tune_mask, ix86_arch_mask): Move ...
9359 (override_options): ... to local variables here. Apply the
9360 appropriate mask to each element of ix86_arch_features and
9361 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9362 as were done in the old macros.
9363 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9364 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9365 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9366 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9367 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9368 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9369 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9370 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9371 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9372 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9373 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9374 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9375 x86_accumulate_outgoing_args, x86_prologue_using_move,
9376 x86_epilogue_using_move, x86_decompose_lea,
9377 x86_arch_always_fancy_math_387, x86_shift1,
9378 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9379 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9380 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9381 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9382 x86_use_incdec, x86_pad_returns, x86_bswap,
9383 x86_partial_flag_reg_stall): Remove.
9384 (enum ix86_tune_indices): New.
9385 (ix86_tune_features): New.
9386 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9387 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9388 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9389 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9390 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9391 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9392 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9393 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9394 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9395 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9396 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9397 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9398 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9399 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9400 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9401 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9402 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9403 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9404 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9405 TARGET_EXT_80387_CONSTANTS): Use it.
9406 (enum ix86_arch_indices): New.
9407 (ix86_arch_features): New.
9408 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9409 TARGET_BSWAP): Use it.
9410 (ix86_tune_mask, ix86_arch_mask): Remove.
9412 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9415 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9416 Define using $${sysroot_headers_suffix}.
9417 * configure: Regenerate.
9418 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9419 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9421 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9422 * gcc.c (print_sysroot_headers_suffix): New.
9423 (option_map): Include --print-sysroot-headers-suffix.
9424 (display_help): Mention -print-sysroot-headers-suffix.
9425 (process_command): Handle -print-sysroot-headers-suffix.
9426 (do_spec_1): Append multilib directory to include-fixed path if
9427 sysroot suffixes in use.
9428 (main): Handle -print-sysroot-headers-suffix.
9429 * Makefile.in (start.encap): Don't depend on xlimits.h
9430 (xlimits.h): Remove.
9431 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9432 limits.h for each multilib in fixinc_list.
9433 (fixinc_list, s-fixinc_list): New.
9434 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9435 generate them for each multilib in fixinc_list.
9436 (stmp-fixproto): Use include-fixed. Run fixproto for each
9437 multilib in fixinc_list.
9438 (mostlyclean): Don't remove xlimits.h.
9439 (clean): Remove include-fixed.
9440 (real-install-headers-tar, real-install-headers-cpio,
9441 real-install-headers-cp): Don't copy include, only include-fixed.
9442 (install-mkheaders): Depend on fixinc_list. Don't depend on
9443 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9444 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9445 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9447 2007-03-06 Jan Hubicka <jh@suse.cz>
9449 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9452 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9454 * configure.ac: Allow tm_file to contain build-directory files.
9455 * configure: Regenerate.
9456 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9457 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9458 * config/m68k/print-sysroot-suffix.sh: New file.
9460 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9462 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9463 of pic_offset_table_rtx if reload_completed.
9464 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9465 PIC_OFFSET_TABLE_REGNUM.
9466 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9468 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9469 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9471 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9473 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9474 functions that call eh_return.
9476 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9478 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9479 functions that need a constant pool.
9481 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9484 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9485 (m68k_preferred_reload_class): Likewise.
9486 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9487 (SECONDARY_RELOAD_CLASS): Define.
9488 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9489 (LIMIT_RELOAD_CLASS): Delete.
9490 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9491 registers from storing bytes.
9492 (m68k_secondary_reload_class): New function.
9493 (m68k_preferred_reload_class): Likewise.
9495 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9497 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9499 (m68k_expand_prologue): Likewise.
9501 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9503 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9504 (mips_expand_epilogue): Add a bool parameter.
9505 (m68k_legitimize_sibcall_address): Declare.
9506 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9507 (m68k_expand_epilogue): Add a parameter to select between sibling
9508 and normal epilogues. Only generate a return for the latter.
9509 (m68k_ok_for_sibcall_p): New function.
9510 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9511 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9512 (sibcall_value, *sibcall_value): Likewise.
9513 (*call, *call_value): Require !SIBLING_CALL_P.
9514 (epilogue): Update call to m68k_expand_epilogue.
9515 (sibcall_epilogue): New pattern.
9516 * config/m68k/predicates.md (const_call_operand): Say that this
9517 predicate applies to sibling calls too.
9518 (sibcall_operand): New predicate.
9520 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9522 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9523 alternatives as movsi_cf.
9524 (movsf_cf_hard): Add commentary.
9526 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9527 Richard Sandiford <richard@codesourcery.com>
9529 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9530 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9531 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9532 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9533 as being live on exit from an interrupt function.
9534 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9535 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9536 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9537 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9538 (m68k_interrupt_function_p): Globalize.
9539 (m68k_compute_frame_layout): Remove reverse mask code.
9540 (m68k_emit_movem, m68k_set_frame_related): New functions.
9541 (m68k_output_function_prologue): Delete in favor of...
9542 (m68k_expand_prologue): ...this new function.
9543 (m68k_output_function_epilogue): Delete in favor of...
9544 (m68k_expand_epilogue): ...this new function.
9545 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9547 (print_operand): Handle %?.
9548 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9549 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9550 (prologue, epilogue): New patterns.
9551 (return): Turn into a define_expand.
9552 (*return): New pattern, derived from old "return" pattern. Use rte
9553 rather than rts for interrupt functions. Only use rtd if the pop
9555 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9556 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9557 (link, *link, unlink, *unlink, load_got): Likewise.
9559 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9563 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9564 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9565 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9566 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9567 and m68k_matches_u_p.
9568 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9569 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9570 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9571 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9572 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9573 (REG_STRICT_P): New macro.
9574 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9575 PCREL_GENERAL_OPERAND_OK.
9576 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9577 m68k_legitimate_base_reg_p.
9578 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9579 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9580 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9581 * config/m68k/m68k.c (m68k_address): New structure.
9582 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9583 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9584 (m68k_jump_table_ref_p, m68k_decompose_address)
9585 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9586 (m68k_matches_u_p): New functions.
9587 (print_operand_address): Rewrite to use m68k_decompose_index.
9589 2007-03-05 David Taylor <dtaylor@emc.com>
9591 * gcc.c: Correct copyright date in --version output.
9593 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9595 * pa.md: In unamed move patterns, disparge copies between general
9596 and floating point registers using '?' modifier. Don't include 'f'
9597 constraint for register preferences in DImode, SImode, HImode and
9598 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9599 Remove constraints for copies between general and floating registers
9600 in soft-float DFmode pattern.
9601 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9605 2007-03-05 Mike Stump <mrs@apple.com>
9607 * c-common.c (targetcm): Add.
9608 * c-opts.c (c_common_handle_option): Handle language specific
9610 * opts.c (handle_option): Verify language for target options, if
9612 * opth-gen.awk: Add CL_LANG_ALL.
9613 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9614 (TARGETCM_INITIALIZER): Add.
9615 * target.h (struct gcc_targetcm): Add.
9617 * targhooks.c (default_handle_c_option): Add.
9618 * targhooks.h (default_handle_c_option): Add.
9619 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9621 * config/darwin.opt (iframework): Add.
9622 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9623 * config/darwin-c.c (handle_c_option): Add.
9624 (TARGET_HANDLE_C_OPTION): Add.
9626 * doc/invoke.texi (Darwin Options): Add -iframework.
9628 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9630 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9633 2007-03-05 Ian Lance Taylor <iant@google.com>
9635 * c.opt (fgnu89-inline): New option.
9636 * c-opts.c (c_common_post_options): Set default value for
9638 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9639 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9641 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9642 (grokdeclarator, start_function): Likewise.
9643 * c-cppbuiltin.c (c_cpp_builtins): Define either
9644 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9645 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9646 (C Dialect Options): Document -fgnu89-inline.
9647 * doc/extend.texi (Function Attributes): Explain what the
9648 gnu_inline attribute does.
9649 * doc/cpp.texi (Common Predefined Macros): Document
9650 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9652 2007-03-05 Ian Lance Taylor <iant@google.com>
9654 PR tree-optimization/31034
9655 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9656 half-range if the other side is an overflow infinity.
9658 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9660 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9661 (bfin*-linux-uclibc*): New configuration.
9662 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9664 * config/bfin/linux.h: New file.
9665 * config/bfin/libgcc-bfin.ver: New file.
9666 * config/bfin/t-bfin-uclinux: New file.
9667 * config/bfin/t-bfin-linux: New file.
9668 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9669 (TARGET_OS_CPP_BUILTINS): New macro.
9671 2007-03-05 Richard Guenther <rguenther@suse.de>
9673 * fold-const.c (fold_binary): Remove duplicate folding
9674 of comparison of non-null ADDR_EXPR against null.
9676 2007-03-05 Richard Guenther <rguenther@suse.de>
9677 Dorit Nuzman <dorit@il.ibm.com>
9679 PR tree-optimization/26420
9680 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9681 are no loops in the function. Only print the number of
9682 vectorized loops if it is greater than zero or we are supposed
9683 to print information about unvectorized loops.
9685 2007-03-05 Revital Eres <eres@il.ibm.com>
9687 * gcc.dg/var-expand1.c: New test.
9688 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9689 when an accumulator is expanded.
9691 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9694 * c-common.c (convert_and_check): Don't give warnings for
9695 conversion if 'expr' already overflowed.
9697 2007-03-04 Roger Sayle <roger@eyesopen.com>
9700 * fold-const.c (fold_comparison): Enforce type consistency when
9701 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9703 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9705 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9706 containing a cast to the base of TARGET_MEM_REF.
9708 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9710 * tree.c (tree_contains_struct_check_failed): Remove spurious
9711 whitespace from error message.
9713 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9716 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9717 instead of precision.
9719 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9720 Nathan Sidwell <nathan@codesourcery.com>
9722 * emit-rtl.c (find_auto_inc): New.
9723 (try_split): recreate REG_INC notes,
9724 Use regular for loops rather than whiles.
9726 2007-03-03 Andreas Schwab <schwab@suse.de>
9728 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9729 * configure: Regenerate.
9731 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9733 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9734 flag_rounding_math, not flag_unsafe_math_optimizations.
9736 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9738 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9739 alpha_fold_vector_minmax): Likewise.
9740 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9741 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9743 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9745 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9746 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9747 if the lhs has side-effects.
9748 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9750 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9752 * config/i386/i386.h (TUNEMASK): Remove define.
9753 (ARCHMASK): Remove define.
9754 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9755 Use ix86_arch_mask variable instead of ARCHMASK.
9756 * config/i386/i386.c (override_options): Ditto.
9757 (standard_80387_constant_p): Ditto.
9759 2007-03-02 Ian Lance Taylor <iant@google.com>
9761 Used signed infinities in VRP.
9762 * tree-vrp.c (uses_overflow_infinity): New static function.
9763 (supports_overflow_infinity): New static function.
9764 (make_overflow_infinity): New static function.
9765 (negative_overflow_infinity): New static function.
9766 (positive_overflow_infinity): New static function.
9767 (is_negative_overflow_infinity): New static function.
9768 (is_positive_overflow_infinity): New static function.
9769 (is_overflow_infinity): New static function.
9770 (overflow_infinity_range_p): New static function.
9771 (compare_values_warnv): New function split out of compare_values.
9772 (compare_value): Call it.
9773 (set_value_range_to_nonnegative): Add overflow_infinity
9774 parameter. Change caller.
9775 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9777 (vrp_expr_computes_nonzero): Likewise.
9778 (compare_ranges, compare_range_with_value): Likewise.
9779 (compare_name_with_value, compare_names): Likewise.
9780 (vrp_evaluate_conditional): Likewise.
9781 (set_value_range): Handle infinity
9782 (vrp_operand_equal_p, operand_less_p): Likewise.
9783 (extract_range_from_assert): Likewise.
9784 (vrp_int_const_binop): Likewise.
9785 (extract_range_from_binary_expr): Likewise.
9786 (extract_range_from_unary_expr): Likewise.
9787 (extract_range_from_comparison): Likewise.
9788 (extract_range_from_expr): Likewise.
9789 (dump_value_range): Likewise.
9790 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9791 (test_for_singularity): Likewise.
9792 (vrp_int_const_binop): Remove inline qualifier.
9793 (adjust_range_with_scev): Add comment.
9794 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9796 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9798 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9799 (get_constraint_for): Likewise.
9800 (do_structure_copy): Likewise.
9801 (find_func_aliases): Fix references to MODIFY_EXPR.
9802 (intra_create_variable_infos): Tidy.
9803 * tree-ssa-operands.c (add_virtual_operand): Add argument
9805 When adding members of alias sets, if IS_CALL_SITE is true and
9806 the symbol is not call-clobbered, skip it.
9809 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9811 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9812 entry by means of emit_insn_at_entry.
9814 2007-03-02 Richard Henderson <rth@redhat.com>
9816 * expr.h (promoted_input_arg): Remove decl.
9817 * function.c (promoted_input_arg): Merge into ...
9818 * combine.c (setup_incoming_promotions): ... only caller.
9819 Rearrange to avoid double loop.
9821 2007-03-02 Ben Elliston <bje@au.ibm.com>
9822 Peter Bergner <bergner@vnet.ibm.com>
9823 Janis Johnson <janis187@us.ibm.com>
9825 * config/rs6000/dfp.md: New file.
9826 * config/rs6000/rs6000.md: Include dfp.md.
9827 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9828 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9829 and TDmode decimal float modes in FP registers.
9830 (num_insns_constant): Likewise.
9831 (rs6000_legitimate_offset_address_p): Likewise.
9832 (rs6000_legitimize_address): Likewise.
9833 (rs6000_legitimize_reload_address): Likewise.
9834 (rs6000_legitimate_address): Likewise.
9835 (rs6000_emit_move): Likewise.
9836 (function_arg_boundary): Likewise.
9837 (function_arg_advance): Likewise.
9838 (rs6000_darwin64_record_arg_recurse): Likewise.
9839 (function_arg): Likewise.
9840 (rs6000_gimplify_va_arg): Likewise.
9841 (rs6000_split_multireg_move): Likewise.
9842 (rs6000_output_function_epilogue): Likewise.
9843 (rs6000_output_function_epilogue): Likewise.
9844 (rs6000_register_move_cost): Likewise.
9845 (rs6000_function_value): Likewise.
9846 (rs6000_libcall_value): Likewise.
9848 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9850 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9852 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9854 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9855 Use $MULTIDIR to choose between the kernel and RTP headers,
9856 and use $WIND_BASE and $WIND_USR to locate them.
9858 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9860 * config/i386/i386.c (override_options): Put initialization of
9861 ix86_tune_mask and ix86_arch_mask to the correct place.
9863 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9864 Michael Meissner <michael.meissner@amd.com>
9867 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9869 (TARGET_CMOVE): Use ARCHMASK.
9870 (TARGET_CMPXCHG): Ditto.
9871 (TARGET_CMPXCHG8B): Ditto.
9872 (TARGET_XADD): Ditto.
9873 (TARGET_BSWAP): Ditto.
9874 * config/i386/i386.c (ix86_tune_mask): New global variable.
9875 (ix86_arch_mask): Ditto.
9876 (override_options): Initialize ix86_tune_mask and
9877 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9880 2007-03-02 Ben Elliston <bje@au.ibm.com>
9883 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9885 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9887 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9888 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9889 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9890 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9892 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9893 rs6000_init_dwarf_reg_sizes_extra): New.
9894 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9895 SPE register high parts.
9897 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9899 * Makefile.in: Add install-pdf target as
9900 copied from automake v1.10 rules.
9901 * configure.ac: Add install-pdf to target list.
9902 * configure: Regenerate.
9904 2007-03-01 Paul Brook <paul@codesourcery.com>
9906 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9907 modes to LDRD for DImode.
9908 (output_move_double): Fixup out of range ldrd/strd.
9909 (vfp_secondary_reload_class): Rename...
9910 (coproc_secondary_reload_class): ... to this. Add wb argument.
9911 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9912 coproc_secondary_reload_class for CLASS_IWMMXT.
9913 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9914 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9916 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9918 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9919 factor by the estimated number of iterations.
9920 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9923 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9924 decode_caches_intel, detect_caches_intel): New functions.
9925 (host_detect_local_cpu): Use detect_caches_amd and
9926 detect_caches_intel.
9928 2007-03-01 Richard Henderson <rth@redhat.com>
9930 * expr.c (emit_move_complex_push): Export.
9931 (emit_move_complex_parts): Split out from ...
9932 (emit_move_complex): ... here.
9933 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9934 * config/i386/i386.md (movcdi): New.
9936 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9938 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9939 size of mode1 to check for tieable modes in MMX case.
9941 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9943 * Makefile.in (rtlanal.o): Depend on tree.h.
9944 * rtl.h (offset_within_section_p, split_const): Declare.
9945 * rtlanal.c: Include tree.h.
9946 (offset_within_block_p): New function, taken from
9947 mips_offset_within_object_p.
9948 (split_const): New function, taken from mips_split_const.
9949 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9951 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9952 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9953 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9954 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9955 (m68k_illegitimate_symbolic_constant_p): New function.
9956 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9957 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9958 symbolic constant that might be outside the symbol's section,
9959 move the symbol first and then add the offset.
9960 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9962 * config/mips/mips.c (mips_split_const): Delete.
9963 (mips_offset_within_object_p): Delete.
9964 (mips_symbolic_constant_p): Use offset_within_section_p and
9965 split_const instead of mips_offset_within_object_p and
9967 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9968 (mips_legitimize_const_move, print_operand_reloc)
9969 (mips_dangerous_for_la25_p): Use split_const instead of
9972 2007-02-28 Eric Christopher <echristo@apple.com>
9974 * Makefile.in (install-include-dir): Don't rm -rf include.
9976 2007-02-28 Richard Guenther <rguenther@suse.de>
9979 * fold-const.c (fold_binary): Do not associate expressions
9980 with more than one variable for integer types that do not wrap.
9982 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9984 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9985 Delete, and replace with...
9986 (fold_builtin_call_array): This. Update callers to use it.
9987 * fold-const.c (fold_build_call_list): Delete, and replace with...
9988 (fold_build_call_array): This.
9989 (fold_build_call_list_initializer): Delete, and replace with...
9990 (fold_build_call_array_initializer): This.
9991 * tree.h: Update declarations to reflect above changes.
9993 * c-typeck.c (build_function_call): Store converted arguments
9994 in a stack-allocated array instead of building a list.
9995 (convert_arguments): Store arguments in the array passed in as an
9996 argument, and return the actual number of arguments.
9997 * c-format.c: (check_function_format): Pass arguments in an
9998 array instead of a list.
9999 * c-common.c (check_function_nonnull): Likewise.
10000 (check_function_sentinel): Likewise.
10001 (check_function_arguments): Likewise.
10002 * c-common.h: Update declarations to reflect above changes.
10004 2007-02-28 Jan Hubicka <jh@suse.cz>
10006 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10007 PRED_NEGATIVE_RETURN): Update outcomes.
10009 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10011 * calls.c (emit_library_call_value_1): Handle partial registers
10012 correctly when building up CALL_INSN_FUNCTION_USAGE.
10014 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10016 * pa/predicates.md (move_src_operand): Allow zero for mode.
10017 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10020 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10023 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10024 *movv2df_internal): Enable pattern only for valid operand
10026 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10027 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10029 2007-02-27 Mike Stump <mrs@apple.com>
10031 * config/darwin-crt3.c: Avoid compilation when compiling for a
10034 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10036 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10038 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10039 for fixed headers and limits.h.
10040 (install-include-dir, install-headers-tar, install-headers-cpio,
10041 install-headers-cp, real-install-headers-tar,
10042 real-install-headers-cpio, real-install-headers-cp): Handle
10043 include-fixed as well as include.
10044 (install-mkheaders): Don't install files that go only in include
10046 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10047 from GCC_INCLUDE_DIR.
10048 * gcc.c (process_command): Remove special -BstageN/ handling.
10049 (do_spec_1): Add include-fixed directories.
10051 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10053 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10055 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10057 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10060 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10062 * c-common.c (get_priority): Add check for
10063 SUPPORTS_INIT_PRIORITY.
10065 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10067 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10069 * config/bfin/bfin.c: Include "cfglayout.h".
10070 (MAX_LSETUP_DISTANCE): New macro.
10071 (struct loop_info): New members incoming, incoming_src and
10072 incoming_dest. Delete member predecessor.
10073 (length_for_loop): New function.
10074 (bfin_optimize_loop): Handle more different loop structures.
10075 (bfin_discover_loop): Rework detection of predecessor blocks by
10076 examining incoming edges.
10077 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10079 (bfin_reorder_loops): New function.
10080 (bfin_reorg_loops): Use these three new functions.
10082 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10083 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10084 (CONSTRAINT_LEN): Add entry for 'q'.
10085 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10086 Add 'q' constraints.
10087 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10088 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10090 * config/bfin/bfin.md (add_with_carry): New pattern.
10091 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10092 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10093 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10094 support unsigned multiplies too. Removed incorrect commutativity from
10095 operand 1 constraint where appropriate.
10096 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10098 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10099 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10101 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10102 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10103 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10104 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10105 usmulhisi_hh_huh): New patterns.
10107 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10108 lshifthi3): Fix output template to use half reg for operand 2.
10110 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10113 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10115 2007-02-27 Andreas Schwab <schwab@suse.de>
10117 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10119 2007-02-27 Jan Hubicka <jh@suse.cz>
10121 * predict.c (last_basic_block_p): Remove.
10122 (tree_estimate_probability): Update return heuristic for commonized
10125 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10127 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10129 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10131 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10132 * doc/cpp.texi: Standardize title page.
10133 * doc/cppinternals.texi: Likewise.
10134 * doc/gcc.texi: Standardize title page, remove version number
10135 from copyright page.
10136 * doc/gccint.texi: Likewise.
10137 * doc/install.texi: Standardize title page, add table of
10140 2007-02-26 Jan Hubicka <jh@suse.cz>
10142 * predict.def: Set outcomes according to more recent results.
10143 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10144 Remove dead predictors.
10145 * predict.c (return_prediction): Fix pasto.
10147 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10149 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10150 change; avoid a memory leak when returning early.
10152 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10154 * c-decl.c (static_ctors): Move to c-common.c.
10155 (static_dtors): Likewise.
10156 (finish_function): Use c_record_cdtor_fn.
10157 (build_cdtor): Move to c-common.c.
10158 (c_write_global_declarations): Use c_build_cdtor_fns.
10159 * c-common.h (static_ctors): Declare.
10160 (static_dtors): Likewise.
10161 (c_record_cdtor_fn): Likewise.
10162 (c_build_cdtor_fns): Likewise.
10163 * c-common.c (static_ctors): New variable.
10164 (static_dtors): Likewise.
10165 (c_record_cdtor_fn): New function.
10166 (build_cdtor): Move from c-decl.c
10167 (c_build_cdtor_fns): New function.
10169 * output.h (assemble_addr_to_section): Declare.
10170 (get_cdtor_priority_section): Likewise.
10171 * varasm.c (assemble_addr_to_section): New function.
10172 (get_cdtor_priority_section): Likewise.
10173 (default_named_section_asm_out_destructor): Use them.
10174 (destor_dtor_section_asm_out_destructor): Likewise.
10175 (default_named_section_asm_out_constructor): Likewise.
10176 (default_ctor_section_asm_out_constructor): Likewise.
10177 * config.gcc (*-*-vxworks*): Include vxworks.o.
10178 * config/t-vxworks (vxworks.o): New target.
10179 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10180 (TARGET_ASM_CONSTRUCTOR): Define.
10181 (TARGET_ASM_DESTRUCTOR): Likewise.
10182 (vxworks_asm_out_constructor): Declare.
10183 (vxworks_asm_out_destructor): Likewise.
10185 * c-common.c (get_priority): Check that we have not just an
10186 INTEGER_CST, but an integer constant with integeral type.
10188 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10190 PR tree-optimization/30938
10191 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10192 use &dt[nargs-1] instead of &dt[nargs] in the call to
10193 vect_is_simple_use().
10195 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10197 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10198 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10199 Do not attempt to handle MEM inside auto-inc expressions.
10200 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10201 of a register modified by an auto-inc expression. However, do handle
10202 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10203 (elimination_effects): Prohibit elimination of a register modified
10204 by an auto-inc expression. Disable register elimination rules whose
10205 target register is modified by an auto-inc expression with variable
10208 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10210 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10212 (array_at_struct_end_p): New function.
10213 (idx_infer_loop_bounds): Use it.
10214 (estimate_numbers_of_iterations_loop): Export.
10215 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10216 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10217 (tree_estimate_probability): Call record_loop_exits.
10218 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10219 (estimated_loop_iterations, estimated_loop_iterations_int,
10220 estimated_loop_iterations_tree): New functions.
10221 (analyze_siv_subscript_cst_affine,
10222 compute_overlap_steps_for_affine_1_2,
10223 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10224 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10225 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10226 (PRED_LOOP_ITERATIONS_GUESSED): New.
10227 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10228 * cfgloop.h (estimate_numbers_of_iterations_loop,
10229 estimated_loop_iterations_int): Declare.
10231 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10233 * doc/extend.texi: Document optional priority argument to
10234 constructors and destructors.
10235 * tree.c (init_priority_for_decl): Adjust GTY markers.
10236 (init_ttree): Use priority-info hash functions for
10237 init_priority_for_decl.
10238 (tree_map_eq): Rename to ...
10239 (tree_map_base_eq): ... this.
10240 (tree_map_marked_p): Rename to ...
10241 (tree_map_base_marked_p): ... this.
10242 (tree_map_base_hash): New function.
10243 (decl_init_priority_lookup): Rework.
10244 (decl_fini_priority_lookup): New function.
10245 (decl_priority_info): New function.
10246 (decl_init_priority_insert): Use it.
10247 (decl_fini_priority_insert): Likewise.
10248 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10250 (decl_restrict_base_insert): Likewise.
10251 (decl_debug_expr_insert): Likewise.
10252 (decl_value_expr_lookup): Likewise.
10253 (decl_value_expr_insert): Likewise.
10254 * tree.h (priority_type): New type.
10255 (decl_init_priority_lookup): Use priority_type.
10256 (decl_fini_priority_lookup): New function.
10257 (decl_init_priority_insert): Use priority_type.
10258 (decl_fini_priority_insert): New function.
10259 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10260 (DECL_INIT_PRIORITY): Likewise.
10261 (SET_DECL_INIT_PRIORITY): Add comment.
10262 (DECL_FINI_PRIORITY): New macro.
10263 (SET_DECL_FINI_PRIORITY): Likewise.
10264 (DEFAULT_INIT_PRIORITY): Document.
10265 (MAX_INIT_PRIORITY): Likewise.
10266 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10267 (tree_map_base): New type.
10268 (tree_map_base_eq): New function.
10269 (tree_map_base_hash): Likewise.
10270 (tree_map_base_marked_p): Likewise.
10271 (tree_map): Inherit from tree_map_base.
10272 (tree_map_eq): Make it a macro.
10273 (tree_map_marked_p): Likewise.
10274 (tree_int_map): Inherit from tree_map_base.
10275 (tree_int_map_eq): Make it a macro.
10276 (tree_int_map_hash): Likewise.
10277 (tree_int_map_marked_p): Likewise.
10278 (tree_priority_map): New type.
10279 (tree_priority_map_eq): New macro.
10280 (tree_priority_map_hash): Likewise.
10281 (tree_priority_map_marked_p): Likewise.
10282 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10284 (emutls_common_1): Likewise.
10285 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10286 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10287 of tree_map hierarchy.
10288 * tree-cfg.c (move_stmt_r): Likewise.
10289 (new_label_mapper): Likewise.
10290 * c-tree.h (c_expand_body): Move to ...
10291 * c-common.h (c_expand_body): ... here.
10292 * c-decl.c (c_expand_body): Move to ...
10293 * c-common.c (c_expand_body): ... here.
10294 (c_common_attribute_table): Allow 1 argument for the constructor
10295 and destructor attributes.
10296 (get_priority): New function.
10297 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10298 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10300 2007-02-24 Jan Hubicka <jh@suse.cz>
10302 PR middle-end/30509
10303 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10305 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10306 Jan Hubicka <jh@suse.cz>
10309 * i386.c (counter_mode): New function.
10310 (expand_set_or_movmem_via_loop): Use it.
10311 (expand_movmem_epilogue): Likewise; fix pasto.
10312 (ix86_expand_movmem): Do emit guard even for constant counts.
10313 (ix86_expand_setmem): Likewise.
10315 2007-02-25 Nick Clifton <nickc@redhat.com>
10317 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10318 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10320 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10323 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10324 count argument with 0x10, not with 0x16.
10325 (expand_setmem_epilogue): Ditto.
10327 2007-02-24 Mike Stump <mrs@apple.com>
10329 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10332 2007-02-24 Richard Guenther <rguenther@suse.de>
10334 PR middle-end/30951
10335 * fold-const.c (fold_binary): Fold x +- CST op x for
10336 EQ_EXPR and NE_EXPR.
10338 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10340 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10342 2007-02-24 Jan Hubicka <jh@suse.cz>
10344 * cgraphunit.c (decide_is_function_needed): Honor
10345 -fkeep-inline-functions.
10347 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10349 * builtins.c (fold_builtin_modf): New.
10350 (fold_builtin_2): Use it.
10352 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10354 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10355 (determine_max_iter): Take additional LOOP arg; all callers changed.
10356 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10357 one using simplifications.
10358 (simplify_using_initial_values): Return if the expression becomes
10359 invalid due to altered regs.
10361 2007-02-23 DJ Delorie <dj@redhat.com>
10363 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10365 2007-02-23 Mike Stump <mrs@apple.com>
10367 * tlink.c (scan_linker_output): Parse linker messages from
10368 darwin9's linker better.
10370 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10373 * varpool.c (varpool_assemble_pending_decls): Set
10374 varpool_last_needed_node to null.
10376 2007-02-23 DJ Delorie <dj@redhat.com>
10378 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10379 alignment bigger than the object file can handle.
10381 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10384 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10385 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10386 (*movsf_1): Penalize MMX moves.
10388 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10390 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10391 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10393 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10395 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10397 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10398 (fold_builtin_1): Use them.
10399 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10400 BUILT_IN_SIGNIFICAND.
10402 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10404 * config/i386/i386.c (bdesc_1arg): Initialize
10405 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10406 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10407 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10408 and IX86_BUILTIN_MOVSLDUP.
10410 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10412 PR rtl-optimization/30841
10413 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10415 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10417 * builtins.c (fold_builtin_frexp): New.
10418 (fold_builtin_2): Use it.
10420 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10422 * doc/invoke.texi (Spec Files): Document getenv spec function.
10424 * gcc.c (getenv_spec_function): New function.
10425 (static_spec_functions): Add it.
10426 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10427 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10430 2007-02-22 Michael Matz <matz@suse.de
10433 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10434 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10436 2007-02-22 Ian Lance Taylor <iant@google.com>
10439 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10440 (mem_loc_descriptor): Call it.
10442 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10443 Ira Rosen <irar@il.ibm.com>
10445 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10447 2007-02-22 Ira Rosen <irar@il.ibm.com>
10449 PR tree-optimization/30843
10450 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10451 stores only after all the group is vectorized.
10453 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10455 PR tree-optimization/30858
10456 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10457 in the reduction cycle have a single use in the loop.
10458 * tree-vectorizer.h (relevant): Add documentation.
10460 2007-02-20 Mike Stump <mrs@apple.com>
10462 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10463 * configure: Regenerate.
10465 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10467 Change the defaults of some parameters and options.
10468 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10469 * config/spu/spu.c (spu_optimization_options): Add.
10470 (spu_override_options): Change params in spu_optimization_options.
10471 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10473 Register 127 is only 16 byte aligned when used as a frame pointer.
10474 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10475 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10476 HARD_FRAME_POINTER_REGNUM.
10477 (spu_legitimate_address): Use regno_aligned_for_reload.
10478 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10479 aligned when frame_pointer_needed is true.
10480 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10482 * config/spu/spu.h (INIT_EXPANDERS): Define.
10484 Make sure shift and rotate instructions have valid immediate operands.
10485 * config/spu/predicates.md (spu_shift_operand): Remove.
10486 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10487 * config/spu/constraints.md (W, O): Extend range.
10488 * config/spu/spu.md (umask, nmask): Define.
10489 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10490 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10491 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10492 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10493 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10494 (lshr<mode>3_reg): Fix rtl description.
10496 Make sure mulhisi immediate operands are valid.
10497 * config/spu/predicates.md (imm_K_operand): Add.
10498 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10500 Generate constants using fsmbi and andi.
10501 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10502 (print_operand, spu_split_immediate, classify_immediate,
10503 fsmbi_const_p): Handle IC_FSMBI2.
10505 Correctly handle a CONST_VECTOR containing symbols.
10506 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10507 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10508 (immediate_load_p): Allow symbols that use 2 instructions to create.
10509 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10510 with symbols when flag_pic is set.
10511 (const_vector_immediate_p): New.
10512 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10513 accept a CONST_VECTOR with symbols.
10514 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10515 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10517 * config/spu/spu.md (high, low): Delete.
10518 (low_<mode>): Define.
10520 Remove INTRmode and INTR_REGNUM, which didn't work.
10521 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10523 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10524 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10525 peephole2 pattern): Don't use INTR or 131.
10526 (movintrcc): Delete.
10527 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10528 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10529 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10530 (UNSPEC_SET_INTR): Add.
10531 * config/spu/spu-modes.def (INTR): Remove.
10533 More accurate warnings about run-time relocations.
10534 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10536 Correctly warn about immediate arguments to specific intrinsics.
10537 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10538 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10539 the instruction predicate.
10541 Fix tree check errors with latest update.
10542 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10544 (spu_expand_builtin): Use CALL_EXPR_FN.
10546 Add missing specific intrinsics.
10547 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10549 * config/spu/spu_internals.h: Ditto.
10551 Fix incorrect operand modifiers.
10552 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10553 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10555 Optimize one case of zero_extend of a vec_select.
10556 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10558 Accept any immediate for hbr.
10559 * config/spu/spu.md (hbr): Change s constraints to i.
10561 2007-02-21 Paul Brook <paul@codesourcery.com>
10563 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10564 condexec_count when skipping USE and CLOBBER.
10566 2007-02-21 Nick Clifton <nickc@redhat.com>
10568 * common.opt (Warray-bounds): Add Warning attribute.
10569 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10571 (fsized-zeroes): Add Optimization attribute.
10572 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10573 * c.opt (Wc++0x-compat): Add Warning attribute.
10575 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10577 PR middle-end/30761
10578 * reload1.c (eliminate_regs_in_insn): In the single_set special
10579 case, attempt to re-recognize the insn before falling back to
10580 having reload fix it up.
10582 2007-02-20 Eric Christopher <echristo@gmail.com>
10584 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10585 Rewrite accordingly.
10586 (frv_read_iacc_argument): Ditto.
10587 (frv_expand_set_builtin): Take a call instead of arglist, update for
10589 (frv_expand_unop_builtin): Ditto.
10590 (frv_expand_binop_builtin): Ditto.
10591 (frv_expand_cut_builtin): Ditto.
10592 (frv_expand_binopimm_builtin): Ditto.
10593 (frv_expand_voidbinop_builtin): Ditto.
10594 (frv_expand_int_void2arg): Ditto.
10595 (frv_expand_prefetches): Ditto.
10596 (frv_expand_voidtriop_builtin): Ditto.
10597 (frv_expand_voidaccop_builtin): Ditto.
10598 (frv_expand_load_builtin): Ditto.
10599 (frv_expand_store_builtin): Ditto.
10600 (frv_expand_mdpackh_builtin): Ditto.
10601 (frv_expand_mclracc_builtin): Ditto.
10602 (frv_expand_mrdacc_builtin): Ditto.
10603 (frv_expand_mwtacc_builtin): Ditto.
10604 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10607 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10609 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10610 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10612 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10613 point instructions.
10614 * configure: Regenerate.
10615 * config.in: Regenerate.
10616 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10617 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10618 masks to power6 and power6x and to POWERPC_MASKS.
10619 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10621 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10622 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10623 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10624 Access PROTOTYPE as variable, not mask.
10626 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10628 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10629 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10630 * combine.c (adjust_for_new_dest): Use it.
10631 * postreload.c (reload_combine): Likewise.
10633 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10635 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10636 notes on an insn with multiple sets, even if single_set returns
10637 non-NULL for that insn.
10639 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10641 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10642 scalbn and scalbln.
10644 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10646 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10647 if user didn't pass it.
10648 * config/i386/darwin.h (CC1_SPEC): Likewise.
10649 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10650 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10651 -mmacosx-version-min.
10653 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10654 Uros Bizjak <ubizjak@gmail.com>
10656 * optabs.h (enum optab_index): Add new OTI_scalb.
10657 (scalb_optab): Define corresponding macro.
10658 * optabs.c (init_optabs): Initialize scalb_optab.
10659 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10661 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10662 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10663 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10664 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10665 flag_unsafe_math_optimizations is set.
10667 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10668 to implement scalbf, scalb and scalbl built-ins as inline x87
10671 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10672 DJ Delorie <dj@redhat.com>
10675 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10676 (diagnostic_report_diagnostic): ... here, and turn them into real
10677 errors. If warnings are inhibited, no need to do anything.
10679 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10681 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10682 better code generation.
10684 2007-02-20 Ben Elliston <bje@au.ibm.com>
10686 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10688 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10690 * config/alpha/alpha.c, config/alpha/alpha.md,
10691 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10692 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10693 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10694 config/arm/lib1funcs.asm: Follow spelling conventions.
10696 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10697 config/fr30/fr30.md, config/i386/i386.h,
10698 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10699 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10700 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10701 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10702 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10703 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10704 config/sparc/sparc.c, config/sparc/sparc.h,
10705 config/sparc/sparc.md, config/spu/constraints.md,
10706 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10709 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10712 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10715 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10717 * doc/invoke.texi (-ftree-lrs): Remove.
10719 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10721 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10724 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10726 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10727 new CALL_EXPR_FN macro for retrieving the function
10728 declaration of the input expression.
10730 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10732 * c.opt (Waddress): New.
10733 * common.opt (Walways-true): Delete.
10734 (Wstring-literal-comparison): Delete.
10735 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10736 -Wstring-literal-comparison. Add -Waddress.
10738 (Walways-true): Delete.
10739 (Wstring-literal-comparison): Delete.
10740 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10741 consistently instead of -Walways-true in example.
10742 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10743 * c-typeck.c (parser_build_binary_op): Replace
10744 -Wstring-literal-comparison and -Walways-true with -Waddress.
10745 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10748 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10750 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10751 without DECL_STRUCT_FUNCTION initialized.
10753 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10755 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10756 due to calls to functions taking pointers as parameters.
10758 2007-02-19 Richard Henderson <rth@redhat.com>
10761 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10764 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10766 * config/s390/s390.c (s390_call_saved_register_used,
10767 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10768 accessed to the new scheme.
10770 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10772 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10773 (cris_print_index, cris_print_operand, cris_print_operand_address)
10774 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10775 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10776 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10777 GET_CODE () == xxx.
10778 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10779 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10780 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10781 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10782 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10783 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10784 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10785 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10786 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10787 (uminsi3, call, call_value): Ditto.
10788 (define_split: indir_to_reg_split, unnamed): Ditto.
10790 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10792 PR tree-optimization/30975
10793 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10796 2007-02-18 Eric Christopher <echristo@gmail.com>
10798 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10799 Remove use of arglist.
10800 (mips_expand_builtin): Remove use of arglist, pass in expr.
10801 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10802 (mips_expand_builtin_movtf): Ditto.
10803 (mips_expand_builtin_compare): Ditto.
10805 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10807 * tree-sra.c (sra_build_assignment): Replace assertion
10808 checking with a comment explaining why it can't be done.
10810 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10812 PR middle-end/30833
10813 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10814 during CALL_EXPR representation conversion.
10815 * tree-ssa-propagate.c (set_rhs): Likewise.
10817 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10819 * tree-sra.c (sra_build_assignment): Disable assertion checking
10822 2007-02-18 Roger Sayle <roger@eyesopen.com>
10824 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10825 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10826 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10828 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10829 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10830 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10831 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10832 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10833 force_gimple_operand): Likewise.
10834 * ipa-cp.c (constant_val_insert): Likewise.
10835 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10836 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10837 perfect_nestify): Likewise.
10838 * langhooks.c (lhd_omp_assignment): Likewise.
10839 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10840 lower_copyprivate_clauses, lower_send_clauses,
10841 lower_send_shared_vars, expand_parallel_call,
10842 expand_omp_for_generic, expand_omp_for_static_nochunk,
10843 expand_omp_for_static_chunk, expand_omp_sections,
10844 lower_omp_single_copy, lower_omp_for_lastprivate,
10845 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10846 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10847 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10850 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10852 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10853 config/sh/sh.md: Follow spelling conventions.
10855 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10856 config/frv/predicates.md: Follow spelling conventions.
10858 * config/m68k/linux-unwind.h: Fix a comment typo.
10859 * target.h: Follow spelling conventions.
10861 2007-02-18 Roger Sayle <roger@eyesopen.com>
10863 PR rtl-optimization/28173
10864 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10865 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10866 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10867 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10868 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10870 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10872 * builtins.c (fold_builtin_load_exponent): New.
10873 (fold_builtin_2): Use it.
10875 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10877 PR rtl-optimization/30773
10878 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10879 if we fail to attach a REG_EQUIV note.
10881 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10882 Roger Sayle <roger@eyesopen.com>
10884 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10886 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10888 * calls.c (initialize_argument_information): Pass original EXP
10889 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10890 code to split complex arguments here, as part of initializing the
10892 (expand_call): Remove code that builds a list of arguments and
10893 inserts implicit arguments into it. Instead, just count how many
10894 implicit arguments there will be so we can determine the size of
10895 the ARGS array, and let initialize_argument_information do the work.
10896 (split_complex_values): Delete unused function.
10898 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10900 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10902 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10904 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10905 for arg pointer based indexed addressing.
10907 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10909 * config/ia64/ia64.h, config/ia64/ia64.md,
10910 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10911 spelling conventions.
10913 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10915 * config/m68k/m68k.c (split_di): New.
10916 * config/m68k/m68k-protos.h: Declare split_di.
10917 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10918 Improve predicate handling and split constant shifts.
10920 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10922 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10923 parameter for register bitfield operations, general predicates
10926 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10928 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10929 * config/m68k/linux-unwind.h: New file.
10931 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10933 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10934 config/i386/athlon.md, config/ia64/ia64.md,
10935 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10936 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10937 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10938 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10939 tree-vect-transform.c: Fix comment typos.
10941 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10943 * sched-deps.c (find_insn_list): Remove.
10944 * sched-int.h: Remove the prototype for find_insn_list.
10946 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10948 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10950 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10951 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10952 darwin_rs6000_override_options.
10953 (C_COMMON_OVERRIDE_OPTIONS): Expect
10954 darwin_macosx_version_min to be non-NULL always.
10955 (TARGET_C99_FUNCTIONS): Likewise.
10956 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10957 (DARWIN_MINVERSION_SPEC): New.
10958 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10959 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10961 (DARWIN_MINVERSION_SPEC): New.
10962 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10964 * config/darwin-c.c (darwin_cpp_builtins): Expect
10965 darwin_macosx_version_min to be non-NULL always.
10967 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10969 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
10971 * config/i386/i386.h (x86_use_xchgb): New.
10972 (TARGET_USE_XCHGB): New macro.
10973 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
10974 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
10975 Split after reload into bswaphi for shifts of 8.
10976 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
10977 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
10978 or when optimizing for size.
10980 2007-02-16 Richard Guenther <rguenther@suse.de>
10981 Christian Bruel <christian.bruel@st.com>
10983 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10984 DECLs but prefer SSA_NAMEs over DECLs.
10986 2007-02-16 Richard Guenther <rguenther@suse.de>
10988 * tree-flow-inline.h (single_imm_use_p): Remove.
10989 (zero_imm_uses_p): Likewise.
10990 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
10991 instead of single_imm_use_p.
10992 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
10995 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10998 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
10999 nested double- and backquotes.
11001 2007-02-15 Roger Sayle <roger@eyesopen.com>
11003 PR middle-end/30391
11004 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11005 should be unreachable.
11006 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11007 For the time being redirect GIMPLE_MODIFY_STMT to the new
11008 (renamed) build_gimple_modify_stmt_stat.
11009 (build2_gimple_stat): Rename to...
11010 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11011 Always build a GIMPLE_MODIFY_STMT node.
11012 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11013 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11016 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11017 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11018 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11019 expand_complex_div_wide): Likewise.
11020 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11021 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11022 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11023 * tree-ssa-loop-manip.c (create_iv): Likewise.
11024 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11025 abs_replacement): Likewise.
11026 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11027 realify_fake_stores): Likewise.
11029 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11030 node rather than a GIMPLE_MODIFY_STMT node.
11031 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11032 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11034 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11035 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11036 GIMPLE_MODIFY_STMT.
11038 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11040 PR middle-end/30433
11041 * fold-const.c (fold_comparison): Add back the
11042 folding of constant complex comparisions.
11044 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11046 PR middle-end/30729
11047 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11048 effects unknown to this function, return early.
11050 2007-02-15 Ian Lance Taylor <iant@google.com>
11052 * lower-subreg.c (move_eh_region_note): New static function.
11053 (resolve_simple_move): Call it.
11054 (decompose_multiword_subregs): Track blocks for which we resolve a
11055 simple move which is also a control flow insn. Pass them to
11056 find_many_sub_basic_blocks.
11057 (pass_lower_subreg): Add TODO_verify_flow.
11058 (pass_lower_subreg2): Likewise.
11060 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11061 Brooks Moses <brooks.moses@codesourcery.com>
11062 Lee Millward <lee.millward@codesourcery.com>
11064 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11065 (VL_EXP_CLASS_P): New.
11066 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11068 (TREE_OPERAND_CHECK_CODE): Likewise.
11069 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11070 (TREE_RTL_OPERAND_CHECK): Likewise.
11071 (tree_operand_check_failed): Make second parameter the whole tree
11072 instead of its code. Fixed callers.
11073 (VL_EXP_CHECK): New.
11074 (TREE_OPERAND_LENGTH): New.
11075 (VL_EXP_OPERAND_LENGTH): New.
11076 (CALL_EXPR_FN): New.
11077 (CALL_EXPR_STATIC_CHAIN): New.
11078 (CALL_EXPR_ARGS): New.
11079 (CALL_EXPR_ARG): New.
11080 (call_expr_nargs): New.
11081 (CALL_EXPR_ARGP): New.
11082 (build_nt_call_list): Declare.
11083 (build_vl_exp_stat): Declare.
11084 (build_vl_exp): New.
11085 (build_call_list): Declare.
11086 (build_call_nary): Declare.
11087 (build_call_valist): Declare.
11088 (build_call_array): Declare.
11089 (call_expr_arg): Declare.
11090 (call_expr_argp): Declare.
11091 (call_expr_arglist): Declare.
11092 (fold_build_call_list): Declare.
11093 (fold_build_call_list_initializer): Declare.
11094 (fold_call_expr): Declare to replace fold_builtin.
11095 (fold_builtin_fputs): Update to agree with modified definition.
11096 (fold_builtin_strcpy): Likewise.
11097 (fold_builtin_strncpy): Likewise.
11098 (fold_builtin_memory_chk): Likewise.
11099 (fold_builtin_stxcpy_chk): Likewise.
11100 (fold_builtin_strncpy_chk): Likewise.
11101 (fold_builtin_next_arg): Likewise.
11102 (fold_build_call_expr): Declare.
11103 (fold_builtin_call_list): Declare.
11104 (fold_builtin_call_valist): Declare.
11105 (build_call_expr): Declare.
11106 (validate_arglist): Update to agree with modified definition.
11107 (tree_operand_length): New.
11108 (call_expr_arg_iterator): New.
11109 (init_call_expr_arg_iterator): New.
11110 (next_call_expr_arg): New.
11111 (first_call_expr_arg): New.
11112 (more_call_expr_args_p): New.
11113 (FOR_EACH_CALL_EXPR_ARG): New.
11115 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11116 and tcc_gimple_stmt.
11117 (tree_code_size): Update documentation. Use sizeof (tree) rather
11118 than sizeof (char *).
11119 (tree_size): Likewise. Add case for tcc_vl_exp.
11120 (tree_node_structure): Add case for tcc_vl_exp.
11121 (contains_placeholder_p): Likewise.
11122 (substitute_in_expr): Likewise.
11123 (substitute_placeholder_in_expr): Likewise.
11124 (stabilize_reference_1): Likewise.
11125 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11126 to diagnose breakage of this interface for constructing CALL_EXPRs.
11127 (build_nt): Add similar assertion here.
11128 (build_nt_call_list): New.
11129 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11130 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11132 (get_callee_fndecl): Use new CALL_EXPR accessors.
11133 (tree_operand_check_failed): Change parameters to pass entire node
11134 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11135 (process_call_operands): New.
11136 (build_vl_exp_stat): New.
11137 (build_call_list): New.
11138 (build_call_nary): New.
11139 (build_call_valist): New.
11140 (build_call_array): New.
11141 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11142 (call_expr_arglist): New.
11144 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11145 tcc_vl_exp instead of a fixed-size tcc_expression.
11147 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11148 accessors for CALL_EXPRs.
11149 (AGGR_INIT_EXPR): Likewise.
11151 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11152 Brooks Moses <brooks.moses@codesourcery.com>
11153 Lee Millward <lee.millward@codesourcery.com>
11155 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11156 (expand_builtin_nonlocal_goto): Change parameter to be entire
11157 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11158 (expand_builtin_prefetch): Likewise.
11159 (expand_builtin_classify_type): Likewise.
11160 (mathfn_built_in): Return NULL_TREE instead of 0.
11161 (expand_errno_check): Use new CALL_EXPR accessors.
11162 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11163 Return NULL_RTX instead of 0.
11164 (expand_builtin_mathfn_2): Likewise.
11165 (expand_builtin_mathfn_3): Likewise.
11166 (expand_builtin_interclass_mathfn): Likewise.
11167 (expand_builtin_sincos): Likewise.
11168 (expand_builtin_cexpi): Likewise.
11169 (expand_builtin_int_roundingfn): Likewise.
11170 (expand_builtin_int_roundingfn_2): Likewise.
11171 (expand_builtin_pow): Likewise.
11172 (expand_builtin_powi): Likewise.
11173 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11174 of arglist, fixing callers appropriately. Use new CALL_EXPR
11175 accessors and constructors. Return NULL_RTX instead of 0.
11176 (expand_builtin_strstr): Likewise.
11177 (expand_builtin_strchr): Likewise.
11178 (expand_builtin_strrchr): Likewise.
11179 (expand_builtin_strpbrk): Likewise.
11180 (expand_builtin_memcpy): Likewise.
11181 (expand_builtin_mempcpy): Likewise.
11182 (expand_builtin_mempcpy_args): New.
11183 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11184 (expand_builtin_memmove_args): New.
11185 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11186 (expand_movstr): Likewise.
11187 (expand_builtin_strcpy): Likewise.
11188 (expand_builtin_strcpy_args): New.
11189 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11190 (expand_builtin_strncpy): Likewise.
11191 (expand_builtin_memset): Likewise.
11192 (expand_builtin_memset_args): New.
11193 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11194 (expand_builtin_memcmp): Likewise.
11195 (expand_builtin_strcmp): Likewise.
11196 (expand_builtin_strncmp): Likewise.
11197 (expand_builtin_strcat): Likewise.
11198 (expand_builtin_strncat): Likewise.
11199 (expand_builtin_strspn): Likewise.
11200 (expand_builtin_strcspn): Likewise.
11201 (expand_builtin_args_info): Likewise.
11202 (expand_builtin_va_start): Likewise.
11203 (gimplify_va_arg_expr): Likewise.
11204 (expand_builtin_va_end): Likewise.
11205 (expand_builtin_va_copy): Likewise.
11206 (expand_builtin_frame_address): Likewise.
11207 (expand_builtin_alloca): Likewise.
11208 (expand_builtin_bswap): Likewise.
11209 (expand_builtin_unop): Likewise.
11210 (expand_builtin_fputs): Likewise.
11211 (expand_builtin_expect): Likewise.
11212 (expand_builtin_fabs): Likewise.
11213 (expand_builtin_copysign): Likewise.
11214 (expand_builtin_printf): Likewise.
11215 (expand_builtin_fprintf): Likewise.
11216 (expand_builtin_sprintf): Likewise.
11217 (expand_builtin_init_trampoline): Likewise.
11218 (expand_builtin_signbit): Likewise.
11219 (expand_builtin_fork_or_exec): Likewise.
11220 (expand_builtin_sync_operation): Likewise.
11221 (expand_builtin_compare_and_swap): Likewise.
11222 (expand_builtin_lock_test_and_set): Likewise.
11223 (expand_builtin_lock_release): Likewise.
11224 (expand_builtin): Likewise.
11225 (builtin_mathfn_code): Likewise.
11227 (fold_builtin_constant_p): Pass call arguments individually instead
11228 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11229 accessors and constructors. Return NULL_TREE instead of 0.
11230 (fold_builtin_expect): Likewise.
11231 (fold_builtin_classify_type): Likewise.
11232 (fold_builtin_strlen): Likewise.
11233 (fold_builtin_nan): Likewise.
11234 (integer_valued_real_p): Likewise.
11235 (fold_trunc_transparent_mathfn): Likewise.
11236 (fold_fixed_mathfn): Likewise.
11237 (fold_builtin_cabs): Likewise.
11238 (fold_builtin_sqrt): Likewise.
11239 (fold_builtin_cbrt): Likewise.
11240 (fold_builtin_cos): Likewise.
11241 (fold_builtin_cosh): Likewise.
11242 (fold_builtin_tan): Likewise.
11243 (fold_builtin_sincos): Likewise.
11244 (fold_builtin_cexp): Likewise.
11245 (fold_builtin_trunc): Likewise.
11246 (fold_builtin_floor): Likewise.
11247 (fold_builtin_ceil): Likewise.
11248 (fold_builtin_round): Likewise.
11249 (fold_builtin_int_roundingfn): Likewise.
11250 (fold_builtin_bitop): Likewise.
11251 (fold_builtin_bswap): Likewise.
11252 (fold_builtin_logarithm): Likewise.
11253 (fold_builtin_hypot): Likewise.
11254 (fold_builtin_pow): Likewise.
11255 (fold_builtin_powi): Likewise.
11256 (fold_builtin_exponent): Likewise.
11257 (fold_builtin_memset): Likewise.
11258 (fold_builtin_bzero): Likewise.
11259 (fold_builtin_memory_op): Likewise.
11260 (fold_builtin_bcopy): Deleted; call site changed to invoke
11261 fold_builtin_memory_op directly.
11262 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11263 (fold_builtin_strncpy): Likewise.
11264 (fold_builtin_memcmp): Likewise.
11265 (fold_builtin_strcmp): Likewise.
11266 (fold_builtin_strncmp): Likewise.
11267 (fold_builtin_signbit): Likewise.
11268 (fold_builtin_copysign): Likewise.
11269 (fold_builtin_isascii): Likewise.
11270 (fold_builtin_toascii): Likewise.
11271 (fold_builtin_isdigit): Likewise.
11272 (fold_builtin_fabs): Likewise.
11273 (fold_builtin_abs): Likewise.
11274 (fold_builtin_fmin_fmax): Likewise.
11275 (fold_builtin_carg): Likewise.
11276 (fold_builtin_classify): Likewise.
11277 (fold_builtin_unordered_cmp): Likewise.
11279 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11280 New functions split out from fold_builtin_1.
11281 (fold_builtin_n): New.
11282 (fold_builtin_varargs): New.
11283 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11285 (fold_call_expr): New.
11286 (build_function_call_expr): Rewrite to use new helper function.
11287 (fold_builtin_call_list): New.
11288 (build_call_expr): New.
11289 (fold_builtin_call_valist): New.
11290 (rewrite_call_expr): New.
11291 (validate_arg): New.
11292 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11293 of an arglist. Change return type to bool. Use new CALL_EXPR
11296 (fold_builtin_strstr): Pass call arguments individually instead
11297 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11298 accessors and constructors. Return NULL_TREE instead of 0.
11299 (fold_builtin_strchr): Likewise.
11300 (fold_builtin_strrchr): Likewise.
11301 (fold_builtin_strpbrk): Likewise.
11302 (fold_builtin_strcat): Likewise.
11303 (fold_builtin_strncat): Likewise.
11304 (fold_builtin_strspn): Likewise.
11305 (fold_builtin_strcspn): Likewise.
11306 (fold_builtin_fputs): Likewise.
11307 (fold_builtin_next_arg): Likewise.
11308 (fold_builtin_sprintf): Likewise.
11310 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11311 NULL_RTX instead of 0.
11312 (expand_builtin_memory_chk): Likewise.
11313 (maybe_emit_chk_warning): Likewise.
11314 (maybe_emit_sprintf_chk_warning): Likewise.
11316 (fold_builtin_object_size): Pass call arguments individually instead
11317 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11318 accessors and constructors. Return NULL_TREE instead of 0.
11319 (fold_builtin_memory_chk): Likewise.
11320 (fold_builtin_stxcpy_chk): Likewise.
11321 (fold_builtin_strncpy_chk): Likewise.
11322 (fold_builtin_strcat_chk): Likewise.
11323 (fold_builtin_strcat_chk): Likewise.
11324 (fold_builtin_strncat_chk): Likewise.
11325 (fold_builtin_sprintf_chk): Likewise.
11326 (fold_builtin_snprintf_chk): Likewise.
11327 (fold_builtin_printf): Likewise.
11328 (fold_builtin_vprintf): Likewise.
11330 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11332 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11333 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11334 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11335 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11336 (fold_unary): Likewise.
11337 (fold_binary): Likewise.
11338 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11339 ternary expressions.
11340 (fold): Add logic for tcc_vl_exp.
11341 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11342 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11343 (fold_build3_stat): Add assertion to flag broken interface for
11344 constructing CALL_EXPRs.
11345 (fold_build_call_list): New.
11346 (fold_build_call_list_initializer): New.
11347 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11349 (fold_strip_sign_ops): Likewise.
11351 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11352 Brooks Moses <brooks.moses@codesourcery.com>
11353 Lee Millward <lee.millward@codesourcery.com>
11355 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11356 accessors and dump arguments explicitly.
11358 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11360 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11362 (print_call_name): Use new CALL_EXPR accessors.
11364 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11365 CALL_EXPR arguments explicitly instead of as a list. Use
11366 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11368 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11369 (vrp_visit_stmt): Likewise.
11371 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11372 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11374 (force_move_till_expr): Likewise.
11376 * targhooks.c (default_external_stack_protect_fail): Use
11377 build_call_expr instead of build_function_call_expr.
11378 (default_hidden_stack_protect_fail): Likewise.
11380 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11383 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11384 and walk arguments explicitly.
11386 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11387 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11388 (expand_simple_operations): Likewise.
11389 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11391 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11392 of TREE_CODE_LENGTH.
11393 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11395 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11396 instead of TREE_CODE_LENGTH.
11398 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11399 (tree_ic_transform): Likewise.
11400 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11401 parameter instead of arglist. Fix callers.
11402 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11403 (tree_stringops_transform): Likewise.
11404 (tree_indirect_call_to_profile): Likewise.
11405 (tree_stringops_values_to_profile): Likewise.
11407 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11408 (eliminate_tail_call): Likewise.
11410 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11412 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11413 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11415 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11417 * omp-low.c (build_omp_barrier): Use build_call_expr.
11418 (lower_rec_input_clauses): Likewise.
11419 (lower_reduction_clauses): Likewise.
11420 (expand_parallel_call): Likewise.
11421 (maybe_catch_exception): Likewise.
11422 (expand_omp_for_generic): Likewise.
11423 (expand_omp_for_static_nochunk): Likewise.
11424 (expand_omp_sections): Likewise.
11425 (lower_omp_single_simple): Likewise.
11426 (lower_omp_single_copy): Likewise.
11427 (lower_omp_master): Likewise.
11428 (lower_omp_ordered): Likewise.
11429 (lower_omp_critical): Likewise.
11431 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11432 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11434 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11435 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11436 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11438 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11439 and generalize to handle any number of operands.
11440 (chrec_contains_undetermined): Likewise.
11441 (tree_contains_chrecs): Likewise.
11442 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11444 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11446 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11447 fold_call_expr instead of fold_builtin.
11448 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11449 match declarations there.
11450 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11453 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11454 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11456 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11457 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11459 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11462 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11463 (execute_cse_sincos): Use new CALL_EXPR accessors.
11465 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11467 * gimple-low.c (lower_function_body): Use build_call_expr.
11468 (lower_builtin_setjmp): Likewise.
11470 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11471 (set_storage_via_libcall): Likewise.
11472 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11473 instead of TREE_CODE_LENGTH.
11474 (expand_expr_real_1): Use new CALL_EXPR accessors.
11476 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11477 generalize to handle any number of operands.
11478 (TB_parent_eq): Likewise.
11480 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11481 (strip_builtin_expect): Likewise.
11483 * function.c (gimplify_parameters): Use build_call_expr.
11485 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11486 instead of TREE_CODE_LENGTH.
11488 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11489 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11491 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11494 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11495 (gimplify_decl_expr): Likewise.
11496 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11497 Use new CALL_EXPR iterators.
11498 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11499 (gimplify_modify_expr_to_memset): Likewise.
11500 (gimplify_variable_sized_compare): Likewise.
11501 (gimplify_omp_atomic_fetch_op): Likewise.
11502 (gimplify_omp_atomic_pipeline): Likewise.
11503 (gimplify_omp_atomic_mutex): Likewise.
11504 (gimplify_function_tree): Likewise.
11506 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11507 (call_expr_flags): Likewise.
11508 (expand_call): Likewise.
11510 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11511 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11514 * coverage.c (create_coverage): Use build_call_expr.
11516 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11517 (temp_call_expr_obstack): New.
11518 (pool_copy_list): Delete.
11519 (temp_copy_call_expr): New.
11520 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11521 CALL_EXPR accessors. Get rid of special goo for copying argument
11522 lists and use temp_copy_call_expr instead.
11523 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11524 CALL_EXPR accessors.
11525 (create_expression_by_pieces): Likewise. Use build_call_array
11526 to construct the result instead of fold_build3.
11527 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11528 dealing with argument lists.
11529 (init_pre): Remove references to expression_node_pool and
11530 list_node_pool. Init temp_call_expr_obstack instead.
11531 (fini_pre): Remove references to expression_node_pool and
11534 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11535 and walk arguments explicitly instead of as a list.
11537 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11538 (mx_register_decls): Likewise.
11539 (mudflap_register_call): Likewise.
11540 (mudflap_finish_file): Likewise.
11542 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11543 (ipa_callsite_compute_param): Likewise.
11545 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11546 accessors and constructor.
11548 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11549 accessors and constructor.
11550 (convert_tramp_reference): Likewise.
11551 (convert_call_expr): Likewise.
11552 (finalize_nesting_tree_1): Likewise.
11554 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11557 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11559 * tree-inline.c (initialize_inlined_parameters): Pass entire
11560 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11562 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11563 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11565 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11566 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11567 (vectorizable_reduction): Likewise.
11568 (vectorizable_call): Use new CALL_EXPR iterators.
11569 (vectorizable_conversion): Use build_call_expr.
11570 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11571 (vect_gen_widened_results_half): Use build_call_expr.
11572 (vect_setup_realignment): Likewise.
11573 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11575 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11576 (pass_through_call): Likewise.
11577 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11580 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11581 (tree_gen_pow2_profiler): Likewise.
11582 (tree_gen_one_value_profiler): Likewise.
11583 (tree_gen_ic_func_profiler): Likewise.
11584 (tree_gen_average_profiler): Likewise.
11585 (tree_gen_ior_profiler): Likewise.
11587 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11588 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11589 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11591 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11592 of TREE_CODE_LENGTH.
11594 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11595 of TREE_CODE_LENGTH.
11597 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11599 (convert_to_integer): Likewise.
11601 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11604 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11605 Brooks Moses <brooks.moses@codesourcery.com>
11606 Lee Millward <lee.millward@codesourcery.com>
11608 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11610 * config/frv/frv.c (frv_expand_builtin): Likewise.
11611 * config/s390/s390.c (s390_expand_builtin): Likewise.
11613 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11614 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11616 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11617 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11618 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11619 (ix86_expand_store_builtin): Likewise.
11620 (ix86_expand_unop_builtin): Likewise.
11621 (ix86_expand_unop1_builtin): Likewise.
11622 (ix86_expand_sse_compare): Likewise.
11623 (ix86_expand_sse_comi): Likewise.
11624 (ix86_expand_vec_init_builtin): Likewise.
11625 (ix86_expand_vec_ext_builtin): Likewise.
11626 (ix86_expand_vec_set_builtin): Likewise.
11627 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11629 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11630 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11632 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11633 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11634 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11636 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11638 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11639 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11640 arglist. Use new CALL_EXPR accessors. Fix callers.
11641 (altivec_expand_abs_builtin): Likewise.
11642 (rs6000_expand_binop_builtin): Likewise.
11643 (altivec_expand_predicate_builtin): Likewise.
11644 (altivec_expand_lv_builtin): Likewise.
11645 (spe_expand_stv_builtin): Likewise.
11646 (altivec_expand_stv_builtin): Likewise.
11647 (rs6000_expand_ternop_builtin): Likewise.
11648 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11649 (altivec_expand_st_builtin): Likewise.
11650 (altivec_expand_dst_builtin): Likewise.
11651 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11652 arglist. Use new CALL_EXPR accessors. Fix callers.
11653 (altivec_expand_vec_set_builtin): Likewise.
11654 (altivec_expand_vec_ext_builtin): Likewise.
11655 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11656 (spe_expand_builtin): Likewise.
11657 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11658 arglist. Use new CALL_EXPR accessors. Fix callers.
11659 (spe_expand_evsel_builtin): Likewise.
11660 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11661 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11663 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11664 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11665 (arm_expand_unop_builtin): Likewise.
11666 (arm_expand_builtin): Use new CALL_EXPR accessors.
11668 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11671 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11672 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11673 (bfin_expand_unop_builtin): Likewise.
11674 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11676 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11677 Brooks Moses <brooks.moses@codesourcery.com>
11678 Lee Millward <lee.millward@codesourcery.com>
11680 * c-semantics.c (build_stmt): Add internal diagnostic check.
11682 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11683 accessors. Print arguments explicitly instead of as a list.
11685 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11687 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11688 (c_finish_omp_flish): Likewise.
11690 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11691 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11692 instead of TREE_CODE_LENGTH.
11693 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11694 (c_warn_unused_result): Likewise.
11696 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11699 * doc/invoke.texi (Warning Options): Remove
11700 -Werror-implicit-function-declaration.
11701 (Wimplicit-function-declaration): Update description.
11702 * opts.c (common_handle_option): Move handling of -Werror=* to...
11703 (enable_warning_as_error): ...here.
11704 * opts.h (enable_warning_as_error): Declare.
11705 * c-decl.c (implicit_decl_warning): Unless
11706 -Wno-implicit-function-declaration is given, emit a pedwarn if
11707 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11708 * c.opt (Wimplicit-function-declaration): Replace
11709 mesg_implicit_function_declaration with
11710 warn_implicit_function_declaration.
11711 * c-opts.c (c_common_handle_option):
11712 -Werror-implicit-function-declaration is exactly equal as
11713 -Werror=implicit-function-declaration.
11714 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11715 warn_implicit_function_declaration.
11716 (c_common_post_options): -Wimplict-function-declaration is enabled
11717 by default by -std=c99, otherwise is disabled by default.
11718 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11720 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11722 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11723 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11724 former is ignored but not the latter.
11726 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11728 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11729 is made and the reference doesn't use the alias set of its type,
11730 do not create the temporary using that type.
11732 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11734 * jump.c: Remove prototypes for delete_computation and
11735 delete_prior_computation.
11737 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11739 * jump.c (get_label_after): Delete.
11740 (get_label_before, delete_computation, delete_jump,
11741 delete_prior_computation, follow_jumps): Move...
11742 * reorg.c (delete_computation, delete_prior_computation): ... here...
11743 (get_label_before, delete_jump): ... making these static ...
11744 (follow_jumps): ... and simplifying this since it only runs after
11746 * rtl.h (get_label_after, get_label_before, delete_jump,
11747 follow_jumps): Delete prototypes.
11749 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11751 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11753 2007-02-15 Nick Clifton <nickc@redhat.com>
11755 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11756 order to prevent it from being munged by the target.
11758 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11760 * config/i386/i386.md: Remove misleading comment.
11762 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11764 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11765 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11768 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11770 * tree-sra.c (instantiate_missing_elements): Canonicalize
11772 (sra_build_assignment): New.
11773 (generate_copy_inout, generate_element_copy,
11774 generate_element_zero, generate_one_element_init): Use it.
11776 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11778 * tree-sra.c (instantiate_missing_elements): Canonicalize
11780 (sra_build_assignment): New.
11781 (generate_copy_inout, generate_element_copy,
11782 generate_element_zero, generate_one_element_init): Use it.
11784 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11786 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11789 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11791 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11792 types as aggregates not scalars.
11793 * function.c (assign_stack_temp_for_type): Likewise.
11795 2007-02-14 Roger Sayle <roger@eyesopen.com>
11796 Zdenek Dvorak <dvorakz@suse.cz>
11798 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11801 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11803 * passes.c (next_pass_1): Clear the next field of the copied
11806 2007-02-14 Richard Henderson <rth@redhat.com>
11808 * tree-sra.c (early_sra): New.
11809 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11810 (tree_sra_early, pass_sra_early): New.
11811 * tree-pass.h (pass_sra_early): Declare.
11812 * passes.c (init_optimization_passes): Use it.
11814 2007-02-14 Richard Guenther <rguenther@suse.de>
11816 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11818 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11820 PR tree-optimization/30771
11821 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11823 (vect_analyze_operations): Induction phis can now be marked as
11825 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11826 Update documentation accordingly.
11828 2007-02-14 Nick Clifton <nickc@redhat.com>
11830 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11831 most 3 arguments are supported.
11832 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11834 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11836 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11837 Ensure dst->current is valid.
11839 2007-02-13 Paul Brook <paul@codesourcery.com>
11841 * config.gcc: Add arm*-*-uclinux-*eabi.
11842 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11843 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11844 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11845 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11846 (LINK_SPEC): Define.
11847 (LIB_SPEC): Define.
11848 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11850 * config/arm/uclinux-eabi.h: New file.
11851 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11852 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11855 2007-02-13 Ian Lance Taylor <iant@google.com>
11857 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11858 * flags.h (warn_strict_overflow): Declare.
11859 (enum warn_strict_overflow_code): Define.
11860 (issue_strict_overflow_warning): New static inline function.
11861 * opts.c (warn_strict_overflow): New variable.
11862 (common_handle_option): Handle OPT_Wstrict_overflow and
11863 OPT_Wstrict_overflow_.
11864 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11866 * fold-const.c: Include intl.h.
11867 (fold_deferring_overflow_warnings): New static variable.
11868 (fold_deferred_overflow_warning): New static variable.
11869 (fold_deferred_overflow_code): New static variable.
11870 (fold_defer_overflow_warnings): New function.
11871 (fold_undefer_overflow_warnings): New function.
11872 (fold_undefer_and_ignore_overflow_warnings): New function.
11873 (fold_deferring_overflow_warnings_p): New function.
11874 (fold_overflow_warning): New static function.
11875 (make_range): Add strict_overflow_p parameter. Change all
11877 (extract_muldiv, extract_muldiv_1): Likewise.
11878 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11879 tree_expr_nonnegative_p.
11880 (fold_negate_expr): Call fold_overflow_warning.
11881 (fold_range_test): Likewise.
11882 (fold_comparison): Likewise.
11883 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11884 instead of tree_expr_nonnegative_p.
11885 (tree_expr_nonnegative_warnv_p): Rename from
11886 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11887 (tree_expr_nonnegative_p): New function.
11888 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11889 strict_overflow_p parameter.
11890 (tree_expr_nonzero_p): New function.
11891 * passes.c (verify_interpass_invariants): New static function.
11892 (execute_one_pass): Call it.
11893 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11895 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11896 (estimate_numbers_of_iterations): Likewise.
11897 (scev_probably_wraps_p): Likewise.
11898 * tree-ssa-ccp.c: Include "toplev.h".
11899 (evaluate_stmt): Defer fold overflow warnings until we know we are
11901 (struct fold_stmt_r_data): Add stmt field.
11902 (fold_stmt_r): Defer fold overflow warnings until we know we
11904 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11905 (fold_stmt_inplace): Likewise.
11906 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11907 (cleanup_control_expr_graph): Defer fold overflow warnings until
11908 we know we are going to optimize.
11909 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11910 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11912 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11913 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11914 * tree-ssa-loop-manip.c (create_iv): Likewise.
11915 * c-typeck.c (build_conditional_expr): Likewise.
11916 (build_binary_op): Likewise.
11917 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11918 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11919 (extract_range_from_unary_expr): Likewise.
11920 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11921 assuming that signed overflow does not occur.
11922 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11923 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11924 (fold_defer_overflow_warnings): Declare.
11925 (fold_undefer_overflow_warnings): Declare.
11926 (fold_undefer_and_ignore_overflow_warnings): Declare.
11927 (fold_deferring_overflow_warnings_p): Declare.
11928 (tree_expr_nonzero_warnv_p): Declare.
11929 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11930 of warning options.
11931 (Warning Options): Document -Wstrict-overflow.
11932 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11933 (tree-ssa-ccp.o): Likewise.
11934 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11935 (fold-const.o): Depend on intl.h.
11937 2007-02-13 Ian Lance Taylor <iant@google.com>
11939 PR middle-end/30751
11940 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11943 2007-02-13 Stuart Hastings <stuart@apple.com>
11945 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11947 2007-02-13 Richard Henderson <rth@redhat.com>
11949 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11950 handled_component_p before looking for the indirect_ref.
11952 2007-02-13 Richard Henderson <rth@redhat.com>
11954 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11955 remove flags clobber.
11956 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11957 (bswaphi_lowpart): New.
11958 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11959 remove TARGET_BSWAP test. Delete expander of the same name.
11961 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11962 (expand_unop): Use them.
11964 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11966 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11967 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11968 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11969 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
11970 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
11971 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
11972 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
11973 assembler dialect choice from asm templates.
11975 2007-02-12 Richard Henderson <rth@redhat.com>
11977 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
11978 (fixuns_trunc<SSEMODEF>si2): Use it.
11979 * config/i386/sse.md (vec_setv4sf_0): Export.
11980 * config/i386/i386.c (ix86_build_const_vector): Export.
11981 (ix86_split_convert_uns_si_sse): Rename from
11982 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11983 * config/i386/i386-protos.h: Update.
11985 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11988 * c-typeck.c (c_finish_return): Improve warning message.
11990 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11992 * alias.c (find_symbolic_term): Delete unused function.
11994 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
11996 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
11997 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
11998 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12000 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12002 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12003 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12004 the function, temporarily point the debug interface to the null one.
12006 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12008 * dwarf2out.c (round_up_to_align): New static function.
12009 (field_byte_offset): Use it to round the offset.
12011 2007-02-12 Richard Henderson <rth@redhat.com>
12013 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12014 (inswl_const): Export.
12016 2007-02-12 Richard Henderson <rth@redhat.com>
12018 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12019 result mode of the libcall, convert back to outmode.
12021 2007-02-12 Roger Sayle <roger@eyesopen.com>
12023 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12024 (bswapdi2): New define_expand to implement 32-bit implementation.
12026 2007-02-12 Nick Clifton <nickc@redhat.com>
12028 * doc/invoke.texi (Overall Options): Document --help=.
12029 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12030 (cc1_options): Pass --help= on to cc1.
12031 (display_help): Add description of --help=.
12032 (process_command): Add code to handle --help=. Allow translated
12033 --help and --target-help switches to be passed on to compiler
12035 (main): Remove unused if statement.
12036 * opts.c (columns): Remove.
12037 (LEFT_COLUMN): Define.
12038 (wrap_help): Add columns argument.
12039 (print_filtered_help): Change parameters to be an include bitmask,
12040 an exclude bitmask, an any bitmask and the column width. Move the
12041 code to display the params list here. Add code to display the
12042 status of options rather than their descriptions if the quiet flag
12044 (print_specific_help): Change parameters to be an include bitmask,
12045 an exclude bitmask and an any bitmask. Move code to look up the
12046 column width here. Decide upon the title for an options listing.
12047 (common_handle_options): Add code to handle --help=. Adapt code
12048 for --help and --target-help to use the revised form of the
12049 print_specific_help function.
12050 (print_help): Delete.
12051 (print_param_help): Delete.
12052 (print_switch): Delete.
12053 * opts.h (cl_lang_count): Add prototype.
12054 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12055 CL_MAX_OPTION_CLASS): New defines.
12056 * optc-gen.awk: Add construction of cl_lang_count.
12057 * c.opt: Add Warning attribute to warning options and Optimization
12058 attribute to optimization options.
12059 * common.opt: Likewise.
12061 Add -fhelp and -ftarget-help as aliases for the transformed --help
12062 and --target-help options.
12063 * opt-functions.awk: Add code to handle Warning and Optimization
12066 2007-02-12 Richard Henderson <rth@redhat.com>
12068 * config/alpha/constraints.md: New file.
12069 * config/alpha/alpha.c: Include tm-constrs.h.
12070 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12071 alpha_extra_constraint): Remove.
12072 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12073 * config/alpha/alpha-protos.h: Update.
12074 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12075 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12076 (EXTRA_CONSTRAINT): Remove.
12077 * config/alpha/alpha.md: Include constraints.md.
12078 (adddi splitter): Use satisfies_constraint_*.
12079 * config/alpha/predicates.md (add_operand): Likewise.
12080 (sext_add_operand, addition_operation): Likewise.
12082 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12084 PR tree-optimization/29145
12085 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12086 in our handling of restrict qualified pointers.
12088 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12091 * doc/invoke.texi (Wunused-value): Update description.
12092 (Wextra): Delete item.
12093 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12094 value of Wunused-value.
12095 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12096 (c_finish_stmt_expr): Don't check extra_warnings.
12097 (emit_side_effect_warnings): The caller is responsible to check
12100 2007-02-11 Roger Sayle <roger@eyesopen.com>
12101 Matt Thomas <matt@3am-software.com>
12103 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12105 2007-02-11 Roger Sayle <roger@eyesopen.com>
12107 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12108 comparisons of POPCOUNT against zero.
12109 (simplify_const_relational_operation): Likewise.
12111 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12113 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12115 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12117 * dwarf2out.c (root_type): Delete unused function.
12119 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12121 * genattrtab.c (contained_in_p): Delete unused function.
12122 (write_expr_attr_cache): Likewise.
12124 2007-02-11 Jan Hubicka <jh@suse.cz>
12126 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12129 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12131 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12132 to add the REG_EQ* note.
12133 * see.c (see_merge_one_use_extension): Likewise.
12134 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12135 turn REG_EQUAL notes into REG_EQUIV notes if the target
12136 register may have more than one set.
12137 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12138 * gcse.c (try_replace_reg): Likewise.
12139 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12140 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12141 more than one REG_EQUIV note.
12142 * reload1.c (gen_reload): Use set_unique_reg_note.
12144 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12146 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12147 (ix86_builtin_conversion): New function.
12149 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12152 * tree.h (DECL_REPLACEABLE_P): New macro.
12153 * except.c (set_nothrow_function_flags): Likewise.
12155 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12156 Ira Rosen <irar@il.ibm.com>
12157 Dorit Nuzman <dorit@il.ibm.com>
12159 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12160 * targhooks.c (default_builtin_vectorized_conversion): New.
12161 * targhooks.h (default_builtin_vectorized_function): New declaration.
12162 * target.h (struct vectorize): Add builtin_conversion field.
12163 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12164 stmt_vec_info_type value.
12165 (vectorizable_conversion): New declaration.
12166 * tree-vect-analyze.c (vect_analyze_operations): Add
12167 vectorizable_conversion call.
12168 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12169 * tree-vect-transform.c (vectorizable_conversion): New function.
12170 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12171 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12173 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12174 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12175 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12176 or ALTIVEC_BUILTIN_VCFSX.
12178 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12181 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12182 CONST_DOUBLE and operand 0 is a hard register.
12183 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12184 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12185 is a hard floating-point register.
12187 2007-02-10 Richard Henderson <rth@redhat.com>
12188 Jakub Jelinek <jakub@redhat.com>
12189 Alexandre Oliva <aoliva@redhat.com>
12191 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12192 * builtin-types.def (BT_WORD): Make unsigned.
12193 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12194 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12195 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12196 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12197 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12198 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12200 * expr.c (emutls_var_address): New.
12201 (expand_expr_real_1): Expand emulated tls.
12202 (expand_expr_addr_expr_1): Likewise.
12203 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12204 * output.h (emutls_finish): Declare.
12205 * toplev.c (compile_file): Call it.
12206 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12207 address before wrapping in CONST.
12208 * varasm.c (emutls_htab, emutls_object_type): New.
12209 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12210 (get_emutls_object_name, get_emutls_object_type): New.
12211 (get_emutls_init_templ_addr, emutls_decl): New.
12212 (emutls_common_1, emutls_finish): New.
12213 (assemble_variable): When emulating tls, swap decls; generate
12214 constructor for the emutls objects.
12215 (do_assemble_alias): When emulating tls, swap decl and target name.
12216 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12218 * varpool.c (decide_is_variable_needed): Look at force_output.
12219 Recurse for emulated tls.
12220 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12221 with decide_is_variable_needed.
12222 * emutls.c: New file.
12223 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12224 tls_object for real tls.
12226 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12228 PR rtl-optimization/29599
12229 * reload1.c (eliminate_regs_in_insn): Take the destination
12230 mode into account when computing the offset.
12232 2007-02-09 Stuart Hastings <stuart@apple.com>
12233 Richard Henderson <rth@redhat.com>
12235 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12236 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12237 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12238 fixuns_truncdfhi2): New.
12239 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12240 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12241 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12242 (floatunssidf2): Allow nonimmediate source.
12243 * config/i386/sse.md (movdi_to_sse): New.
12244 (vec_concatv2di): Drop '*'.
12245 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12246 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12247 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12249 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12250 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12251 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12252 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12253 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12254 ix86_build_const_vector.
12255 (x86_emit_floatuns): Rewrite.
12257 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12259 * genautomata.c (longest_path_length): Delete unused function.
12260 (struct state): Delete unused longest_path_length.
12261 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12262 (get_free_state): Delete unused.
12264 2007-02-09 Jan Hubicka <jh@suse.cz>
12266 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12267 * doc/invoke.texi (inline-unit-growth): Update default value.
12269 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12270 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12271 (rebuild_cgraph_edges): Likewise.
12272 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12273 (dump_cgraph_node): Dump frequencies.
12274 (cgraph_clone_edge): Add frequency scales.
12275 (cgraph_clone_node): Add freuqnecy.
12276 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12277 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12278 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12279 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12280 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12281 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12282 (save_inline_function_body): Likewise.
12283 * ipa-inline.c: inluce rtl.h
12284 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12285 (cgraph_edge_badness): Use frequencies.
12286 (cgraph_decide_recursive_inlining): Update clonning.
12287 (cgraph_decide_inlining_of_small_function): Dump frequency.
12288 * predict.c (estimate_bb_frequencies): Export.
12289 * predict.h (estimate_bb_frequencies): Declare.
12290 * tree-inline.c (copy_bb): Watch overflows.
12291 (expand_call_inline): Update call of cgraph_create_edge.
12292 (optimize_inline_calls): Use TODO flags to update frequnecies.
12293 * passes.h: Include predict.h
12294 (init_optimization_passes): Move profile ahead.
12295 (execute_function_todo): Handle TODO_rebuild_frequencies.
12297 2007-02-09 Roger Sayle <roger@eyesopen.com>
12299 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12300 the insbl or inswl pattern into a register.
12302 2007-02-09 Roger Sayle <roger@eyesopen.com>
12304 * config/ia64/ia64.md (bswapdi2): New define_insn.
12306 2007-02-09 Richard Henderson <rth@redhat.com>
12308 * config/i386/constraints.md (Ym): New constraint.
12309 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12310 (movdi_1_rex64): Split sse and xmm general register moves from
12311 memory move alternatives. Use conditional register constraints.
12312 (movsf_1, movdf_integer): Likewise.
12313 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12314 (movdf_integer_rex64): New.
12315 (pushsf_rex64): Fix output constraints.
12316 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12317 (sse2_stored): Likewise.
12318 (sse2_storeq_rex64): New.
12319 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12320 amd and not generic.
12321 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12322 for optimize_size. Remove SF/DFmode hack.
12324 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12326 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12329 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12330 Richard Sandiford <richard@codesourcery.com>
12332 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12333 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12334 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12335 m68k/t-mlib to tmake_file.
12336 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12337 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12338 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12339 Allow it to be cf or m68k. Set m68k_arch_family. If that
12340 variable is not empty, add t-$m68k_arch_family to tmake_file.
12341 Add t-mlibs to tmake_file.
12342 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12343 * config/m68k/t-cf: New file.
12344 * config/m68k/t-m68k: Likewise.
12345 * config/m68k/t-mlibs: Likewise.
12346 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12347 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12348 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12349 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12350 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12352 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12353 (INSTALL_LIBGCC): Delete.
12354 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12355 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12356 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12357 (M68K_MLIB_CPU): Define.
12358 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12359 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12360 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12362 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12363 Richard Guenther <rguenther@suse.de>
12365 PR middle-end/23361
12366 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12367 against INT_MIN/INT_MAX.
12368 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12369 file if a loop is removed.
12371 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12373 * calls.c (store_one_arg): Pass correct alignment to
12374 emit_push_insn for non-BLKmode values.
12375 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12376 unaligned stack slot via a suitably aligned slot.
12378 2007-02-08 DJ Delorie <dj@redhat.com>
12380 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12382 (legal_subregs): Use unsigned char, make const.
12383 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12385 2007-02-08 Paul Brook <paul@codesourcery.com>
12387 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12388 special interworking needed.
12390 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12392 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12393 conditional to __SSE2__.
12394 (Entries below should have been added to first ChangeLog
12395 entry for amdfam10 dated 2007-02-05)
12396 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12398 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12400 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12403 2007-02-08 DJ Delorie <dj@redhat.com>
12405 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12406 * config/m32c/m32c.c (legal_subregs): New.
12407 (m32c_illegal_subreg_p): New.
12408 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12409 unsupported subregs of hard regs.
12411 2007-02-08 Jan Hubicka <jh@suse.cz>
12413 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12414 the same one; always update histograms.
12416 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12418 * passes.c (init_optimization_passes): Tidy comment.
12420 2007-02-08 Roger Sayle <roger@eyesopen.com>
12422 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12423 strip zero_extend, bswap and rotates from POCOUNT's argument.
12424 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12425 zero_extend and rotates from PARITY's argument.
12426 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12427 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12428 of an integer constant at compile-time.
12430 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12433 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12435 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12438 * tree-ssa-live.c (remove_unused_locals): Do not remove
12439 TREE_ADDRESSABLE variables.
12440 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12441 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12442 FOR_CLOBBER. Update all users.
12443 If VAR has an associated alias set, add a virtual operand for
12444 it if no alias is found to conflict with the memory reference.
12446 2007-02-07 Jan Hubicka <jh@suse.cz>
12447 Robert Kidd <rkidd@crhc.uiuc.edu>
12449 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12451 2007-02-07 Ian Lance Taylor <iant@google.com>
12453 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12455 2007-02-07 Roger Sayle <roger@eyesopen.com>
12457 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12458 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12459 tablejumpdi, movsi_to_cr_one): Remove constraints from
12460 define_expand's match_operands.
12462 2007-02-07 Roger Sayle <roger@eyesopen.com>
12464 * global.c (compute_regsets): Move declatation of "i" inside of
12465 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12467 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12470 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12471 of INDIRECT_REF <RESULT_DECL>.
12473 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12475 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12476 Kaz Kojima <kkojima@gcc.gnu.org>
12479 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12481 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12483 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12485 * doc/loop.texi: Document possibility not to perform disambiguation
12486 of loops with multiple latches.
12487 * cfgloopmanip.c (alp_enum_p): Removed.
12488 (add_loop): Handle subloops. Use get_loop_body_with_size.
12489 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12490 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12491 the new forwarder block.
12492 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12493 Handle the case latch is NULL.
12494 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12495 when marking loop exits.
12496 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12498 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12499 disambiguate_loops_with_multiple_latches.
12500 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12501 before fix_loop_structure.
12502 * cfgloop.c: Include pointer-set.h and output.h.
12503 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12504 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12505 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12506 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12507 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12508 disambiguate_multiple_latches, get_loop_body_with_size,
12509 disambiguate_loops_with_multiple_latches): New functions.
12510 (flow_loop_dump): Dump multiple latch edges.
12511 (flow_loop_nodes_find): Handle loops with multiple latches.
12512 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12513 (glb_enum_p): Modified.
12514 (get_loop_body): Use get_loop_body_with_size.
12515 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12516 (AVOID_CFG_MODIFICATIONS): New constant.
12517 (disambiguate_loops_with_multiple_latches, add_loop,
12518 get_loop_body_with_size): Declare.
12519 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12521 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12523 PR inline-asm/28686
12524 * global.c (compute_regsets): New function.
12525 (global_alloc): Refactored ELIMINABLE_REGSET
12526 and NO_GLOBAL_ALLOC_REGS computation out.
12527 (rest_of_handle_global_alloc): Call compute_regsets()
12528 for non-optimizing case.
12530 2007-02-06 Richard Henderson <rth@redhat.com>
12532 * config/i386/constraints.md (Y2): Rename from Y.
12533 (Yi): New constraint.
12534 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12535 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12536 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12537 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12538 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12539 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12540 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12541 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12542 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12543 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12544 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12545 vec_extractv2si_1): Change Y constraints to Y2.
12546 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12547 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12548 Change Y constraints to Y2.
12549 (sse2_loadld): Change Y constraints to x.
12551 2007-02-06 Roger Sayle <roger@eyesopen.com>
12553 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12554 (parity<mode>2): New define_expand using rs6000_emit_parity.
12555 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12556 rs6000_emit_parity): New functions.
12557 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12558 rs6000_emit_parity): Prototype here.
12560 2007-02-06 Ian Lance Taylor <iant@google.com>
12562 * lower-subreg.c (simple_move_operand): Reject CONST.
12563 (resolve_clobber): Call validate_change rather than directly
12564 assigning to XEXP (pat, 0).
12566 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12568 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12569 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12570 (tree-cfg.o): Remove hashtab.h dependency.
12572 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12573 (struct ivopts_data): Change niters to pointer_map_t.
12574 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12575 (niter_for_exit): Create pointer_map on demand. Change for
12577 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12578 (free_loop_data): Destroy data->niters if created and reset field.
12579 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12580 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12582 * tree-ssa-reassoc.c: Include pointer-set.h.
12583 (bb_rank): Change to long *.
12584 (operand_rank): Change to pointer_map_t.
12585 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12586 (insert_operand_rank): Accept long.
12587 (operand_entry_hash, operand_entry_eq): Remove.
12588 (get_rank): Return long. Adjust for changes above.
12589 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12591 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12593 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12594 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12595 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12597 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12598 directly since it cannot be NULL.
12599 (get_vi_for_tree): Rewrite for pointer_map API.
12600 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12601 (init_alias_vars): Create vi_for_tree as pointer_map.
12602 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12604 * tree-cfg.c: Don't include hashtab.h.
12605 (edge_to_cases): Declare as pointer_map.
12606 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12608 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12609 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12610 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12612 (record_switch_edge): Delete.
12613 (get_cases_for_edge): Adjust for pointer_map API, inline
12614 record_switch_edge (rewritten for new API), remove goto.
12616 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12618 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12619 * tree-nested.c: Include pointer-set.h.
12620 (var_map_elt, var_map_eq, var_map_hash): Delete.
12621 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12622 to pointer_map_t's.
12623 (nesting_info_bitmap_obstack): New.
12624 (lookup_field_for_decl): Adjust for pointer_map API.
12625 (lookup_tramp_for_decl): Adjust for pointer_map API.
12626 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12627 (get_local_debug_decl): Adjust for pointer_map API.
12628 (convert_nl_goto_reference): Adjust for pointer_map API.
12629 (convert_nl_goto_receiver): Adjust for pointer_map API.
12630 (create_nesting_tree): Create outside GGC space. Create bitmap on
12631 the new obstack. Create field_map and var_map as pointer_maps.
12632 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12634 (lower_nested_functions): Move root here, no need to NULL it.
12635 Initialize and release the obstack.
12637 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12639 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12640 Remove prototypes and make them non-static.
12641 (struct tree_int_map): Remove.
12642 * tree.h (struct tree_int_map): Move here, turning TO into an
12644 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12646 * tree.h (TREE_COMPLEXITY): Remove.
12647 (struct tree_exp): Remove complexity field.
12648 * tree.c (build1_stat): Don't set it.
12650 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12651 Victor Kaplansky <victork@il.ibm.com>
12653 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12654 (vect_is_simple_reduction): Support reduction with induction as
12655 one of the operands.
12656 (vect_is_simple_iv_evolution): Fix formatting.
12657 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12658 formatting. Don't mark induction phis for vectorization.
12659 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12660 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12661 (vect_get_vec_def_for_operand): Support induction.
12662 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12664 (vectorizable_reduction): Support reduction with induction as one of
12666 (vectorizable_type_demotion): Use def-type of stmt argument rather
12667 than dummy def-type.
12669 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12670 flag_tree_scev_cprop.
12671 * common.opt (tree-scev-cprop): New flag.
12673 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12674 call to vect_get_new_vect_var.
12676 2007-02-06 Ira Rosen <irar@il.ibm.com>
12678 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12679 vectype is not NULL.
12680 (vect_pattern_recog_1): Likewise.
12682 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12684 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12685 (fold_negate_expr): Likewise.
12687 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12690 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12691 even if cv-qualification is the same.
12693 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12695 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12696 __enable_execute_stack on completion.
12698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12700 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12701 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12702 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12703 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12704 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12705 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12706 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12707 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12709 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12711 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12712 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12713 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12714 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12715 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12716 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12717 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12718 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12719 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12720 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12721 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12722 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12723 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12724 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12725 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12726 sqrtextenddfxf2_i387): Added amdfam10_decode.
12728 * config/i386/athlon.md (athlon_idirect_amdfam10,
12729 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12730 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12731 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12732 athlon_ivector_store_amdfam10): New define_insn_reservation.
12733 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12736 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12738 * config/i386/athlon.md (athlon_call_amdfam10,
12739 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12740 define_insn_reservation.
12741 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12742 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12743 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12745 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12747 * config/i386/athlon.md (athlon_sseld_amdfam10,
12748 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12749 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12751 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12753 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12754 define_insn_reservation.
12755 * config/i386/i386.md (sseins): Added sseins to define_attr type
12756 and define_attr unit.
12757 * config/i386/sse.md: Set type attribute to sseins for insertq
12760 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12762 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12763 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12764 ssecomi_load_amdfam10, ssecomi_amdfam10,
12765 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12766 define_insn_reservation.
12767 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12769 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12771 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12772 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12773 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12774 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12775 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12776 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12777 define_insn_reservation.
12779 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12780 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12781 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12782 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12783 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12785 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12787 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12788 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12789 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12790 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12791 athlon_ssemul_load_k8): Added amdfam10.
12793 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12795 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12796 (x86_sse_unaligned_move_optimal): New variable.
12798 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12800 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12801 for unaligned vector SSE double/single precision loads for AMDFAM10.
12803 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12805 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12806 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12807 Define TARGET_CPU_DEFAULT_amdfam10.
12808 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12809 (processor_type): Add PROCESSOR_AMDFAM10.
12811 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12812 processor_type in config/i386/i386.h.
12813 Enable imul peepholes for TARGET_AMDFAM10.
12815 * config.gcc: Add support for --with-cpu option for amdfam10.
12817 * config/i386/i386.c (amdfam10_cost): New variable.
12818 (m_AMDFAM10): New macro.
12819 (m_ATHLON_K8_AMDFAM10): New macro.
12820 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12821 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12822 x86_promote_QImode, x86_integer_DFmode_moves,
12823 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12824 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12825 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12826 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12827 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12828 Enable/disable for amdfam10.
12829 (override_options): Add amdfam10_cost to processor_target_table.
12830 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12831 processor_alias_table.
12832 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12833 (ix86_adjust_cost): Add code for amdfam10.
12835 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12837 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12838 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12839 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12840 * config/i386/i386.h: Add builtin definition for SSE4A.
12841 * config/i386/i386.md: Add support for ABM instructions
12842 (popcnt and lzcnt).
12843 * config/i386/sse.md: Add support for SSE4A instructions
12844 (movntss, movntsd, extrq, insertq).
12845 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12846 Add -march=amdfam10 flag.
12847 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12848 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12850 * doc/extend.texi: Add documentation for SSE4A builtins.
12852 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12854 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12856 2007-02-05 Richard Guenther <rguenther@suse.de>
12858 * tree-vectorizer.h (vectorizable_function): Add argument type
12859 argument, change return type.
12860 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12861 * tree-vect-transform.c (vectorizable_function): Handle extra
12862 argument, return vectorized function decl.
12863 (build_vectorized_function_call): Remove.
12864 (vectorizable_call): Handle calls with result and argument types
12865 differing. Handle loop vectorization factor correctly.
12866 * targhooks.c (default_builtin_vectorized_function): Adjust for
12868 * targhooks.h (default_builtin_vectorized_function): Likewise.
12869 * target.h (builtin_vectorized_function): Add argument type
12871 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12872 extra argument, allow vectorizing of lrintf.
12873 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12874 documentation of target hook.
12876 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12879 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12880 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12881 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12883 2007-02-05 Roger Sayle <roger@eyesopen.com>
12885 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12886 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12887 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12888 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12889 before canonicalizing sincos to cexpi.
12890 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12892 2007-02-05 Roger Sayle <roger@eyesopen.com>
12894 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12895 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12896 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12898 2007-02-05 Roger Sayle <roger@eyesopen.com>
12900 * mips-tfile.c (initialize_init_file): Correct endianness test.
12902 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12904 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12905 the 'y' constraint.
12907 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12909 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12910 saves in a PARALLEL before the register assignments.
12912 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12914 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12915 DWARF_FRAME_RETURN_COLUMN to be a general register.
12916 * dwarf2out.c (init_return_column_size): New function, split from...
12917 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12918 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12919 to be nongeneral registers.
12920 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12922 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12923 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12925 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12927 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12929 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12931 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12932 (remove_path): Use can_remove_branch_p and remove_branch instead
12933 of loop_delete_branch_edge.
12934 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12935 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12936 Update profile using scale_dominated_blocks_in_loop.
12937 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12938 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12939 (can_remove_branch_p, remove_branch): Declare.
12940 * tree-cfg.c (tree_can_remove_branch_p): New function.
12941 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12942 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12943 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12945 2007-02-05 Jan Hubicka <jh@suse.cz>
12947 PR middle-end/30696
12948 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12949 nodes in cgraph, don't remove offline copy of the function.
12951 2007-02-04 Jan Hubicka <jh@suse.cz>
12953 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12954 vectors might cause maybe_lookup_element_for_expr to be called
12955 on non-sra-candidate.
12957 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12959 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12960 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12961 spelling conventions.
12963 2007-02-04 Richard Guenther <rguenther@suse.de>
12965 PR middle-end/30636
12966 * fold-const.c (try_move_mult_to_index): Make sure to not
12967 overflow one dimension of a multi-dimensional array access.
12969 2007-02-04 Jan Hubicka <jh@suse.cz>
12971 * passes.c (init_optimization_passes): Reindent.
12973 2007-02-04 Jan Hubicka <jh@suse.cz>
12974 Eric Botcazou <ebotcazou@adacore.com>
12976 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
12977 (execute_fixup_cfg): Break out the abnormal goto code.
12978 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
12979 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
12980 (optimize_inline_calls): Call make_nonlocal_label_edges.
12982 2007-02-04 Jan Hubicka <jh@suse.cz>
12984 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12985 true when something was changed.
12986 (rename_ssa_copies): When something was changed, do
12987 TODO_remove_unused_locals.
12988 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12989 add TODO_remove_unused_locals when instruction was removed.
12991 2007-02-04 Jan Hubicka <jh@suse.cz>
12993 * ipa-inline.c (try_inline): Improve debug output; work on already
12995 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
12996 call try_inline for already inlined edges too when flattening;
12997 inline also functions that make callee growth but overall unit size
13000 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13002 * config/m32c/bitops.md, config/m32c/jump.md,
13003 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13004 config/m32r/m32r.h, config/m32r/m32r.md,
13005 config/m32r/predicates.md, config/m68hc11/larith.asm,
13006 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13007 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13008 config/mips/mips-protos.h, config/mips/mips.c,
13009 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13010 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13011 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13012 spelling conventions.
13014 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13015 Follow spelling conventions.
13017 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13019 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13020 warn about C++0x compatibility.
13022 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13024 * config/h8300/h8300.c, config/h8300/h8300.h,
13025 config/h8300/h8300.md: Follow spelling conventions.
13027 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13029 PR middle-end/30667
13030 * combine.c (try_combine): Do not substitute source operand
13031 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13033 2007-02-03 Jan Hubicka <jh@suse.cz>
13035 PR gcov-profile/30650
13036 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13037 do not divide by zero for never executed counters.
13038 (tree_find_values_to_profile): Fix counters.
13039 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13041 2007-02-03 Ian Lance Taylor <iant@google.com>
13043 * lower-subreg.c (simple_move_operand): New static function,
13044 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13046 (simple_move): Call simple_move_operand.
13047 (find_decomposable_subregs): Add special handling of MEMs.
13048 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13049 meaning of return value. If we see a hard register, test whether
13050 it can store a word_mode value. Change all callers.
13052 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13054 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13055 ftrapv insns and expanders.
13056 (subdi3): Change define_expand operand 1 to arith11_operand, and
13057 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13058 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13059 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13062 PR middle-end/30174
13063 * varasm.c (notice_global_symbol): Treat global objects as weak when
13064 flag_shlib is true.
13066 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13068 * emit-rtl.c (dconstpi): Delete.
13069 (dconstsqrt2): New.
13070 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13071 * real.h (dconstpi): Delete.
13072 (dconstsqrt2): New.
13073 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13074 (fold_builtin_hypot): Likewise.
13076 2007-02-03 Tom Tromey <tromey@redhat.com>
13079 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13080 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13082 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13084 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13085 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13086 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13087 config/rs6000/cell.md, config/rs6000/darwin.h,
13088 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13089 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13090 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13091 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13092 typos. Follow spelling conventions.
13093 * doc/invoke.texi: Follow spelling conventions.
13095 2007-02-03 Roger Sayle <roger@eyesopen.com>
13097 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13098 canonicalization transformations that attempt to simplify integer
13099 constant comparisons to become comparisons against zero.
13101 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13103 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13105 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13106 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13108 2007-02-02 Mike Stump <mrs@apple.com>
13110 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13111 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13112 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13113 generate a branch island.
13115 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13117 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13118 (xtensa_legitimate_address_p): New.
13119 (xtensa_legitimize_address): New.
13120 (xtensa_output_addr_const_extra): New.
13121 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13123 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13124 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13125 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13126 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13127 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13128 (xtensa_legitimize_address): New.
13129 (xtensa_output_addr_const_extra): New.
13131 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13133 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13135 2007-02-02 Ian Lance Taylor <iant@google.com>
13137 * expmed.c (expand_divmod): Add comment.
13139 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13141 * emit-rtl.c (renumber_insns): Remove.
13142 * flags.h: Remove the extern for flag_renumber_insns.
13143 * rtl.h: Remove the prototype for renumber_insns.
13144 * toplev.c (flag_renumber_insns): Remove.
13146 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13148 Revert for x86 darwin:
13149 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13151 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13152 code before the following patch under TARGET_MACHO.
13153 (ix86_function_value_regno_p): Likewise.
13155 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13157 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13160 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13163 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13164 general or fp registers. Add comments.
13165 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13167 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13169 * pointer-set.c (insert_aux): Only return insertion slot.
13170 (pointer_set_insert): Adjust.
13171 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13172 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13173 pointer_map_traverse): New.
13174 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13175 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13176 pointer_map_contains, pointer_map_traverse): Declare.
13178 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13180 PR middle-end/30473
13181 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13182 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13184 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13186 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13188 (struct _dep): New type.
13189 (dep_t): New typedef.
13190 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13191 (DEP_STATUS): New access macro. The macro with the same name was
13192 renamed to DEP_LINK_STATUS.
13193 (dep_init): Declare function
13195 (struct _dep_link): New type.
13196 (dep_link_t): New typedef.
13197 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13198 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13199 (DEP_LINK_STATUS): New macro.
13200 (debug_dep_links): New debug function.
13202 (struct _deps_list): New type.
13203 (deps_list_t): New typedef.
13204 (DEPS_LIST_FIRST): New access macro.
13205 (FOR_EACH_DEP_LINK): New cycle macro.
13206 (create_deps_list, free_deps_list, delete_deps_list): Declare
13208 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13209 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13210 (copy_deps_list_change_con): Ditto.
13212 (move_dep_link): Declare function.
13214 (struct _dep_node): New type.
13215 (dep_node_t): New typedef.
13216 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13218 (struct haifa_insn_data.back_deps): New field to hold backward
13219 dependencies of the insn.
13220 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13222 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13223 Change its type to deps_list_t.
13224 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13225 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13226 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13228 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13230 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13232 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13234 (dep_cost): Declare.
13236 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13237 (ds_to_dk, dk_to_ds): New functions.
13239 (init_dep_1): New static function.
13240 (init_dep): New function.
13241 (copy_dep): New static function.
13243 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13245 (detach_dep_link): New static function.
13246 (move_dep_link): New function.
13248 (dep_links_consistent_p, dump_dep_links): New static functions.
13249 (debug_dep_links): New debugging function.
13251 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13253 (alloc_deps_list, init_deps_list): New static functions.
13254 (create_deps_list): New function.
13255 (clear_deps_list): New static function.
13256 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13257 (deps_list_consistent_p, dump_deps_list): New static functions.
13258 (debug_deps_list): New function.
13259 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13261 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13263 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13264 use new scheduler dependencies lists.
13265 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13266 (sched_analyze): Ditto. Initialize dependencies lists.
13267 (add_forw_dep, compute_forward_dependences): Update to use new
13268 scheduler dependencies lists.
13270 (init_dependency_caches): Init deps_obstack.
13271 (free_dependency_caches): Free deps_obstack.
13273 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13274 new scheduler dependencies lists.
13275 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13276 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13278 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13279 Update to use new scheduler dependencies lists.
13280 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13281 (debug_dependencies): Ditto.
13282 (schedule_region): Update comments.
13284 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13285 scheduler dependencies lists.
13286 (schedule_ebb): Update comments.
13288 * rtl.def (DEPS_LIST): Remove.
13290 * lists.c (unused_deps_list): Remove.
13291 (free_list): Update assertions.
13293 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13294 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13296 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13297 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13299 * haifa-sched.c (comments): Update.
13300 (insn_cost1): Remove. Inline the code into insn_cost ().
13301 (insn_cost): Update to use new scheduler dependencies lists. Move
13302 processing of the dependency cost to dep_cost ().
13303 (dep_cost): New function. Use it instead of insn_cost () when
13304 evaluating cost of the dependency. Use compatible interface to
13305 interact with the target.
13306 (priority): Update to use new scheduler dependencies lists.
13307 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13308 with greater number of insns that depend on the insn.
13309 (schedule_insn): Update to use new scheduler dependencies lists. Add
13310 code to free backward dependencies lists. Inline and optimize code
13311 from resolve_dep () - see PR28071.
13312 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13313 lists. Update call to targetm.sched.is_costly_dependence hook.
13315 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13316 scheduler dependencies lists.
13318 (resolve_dep): Remove. Move the logic to schedule_insn ().
13319 (init_h_i_d): Initialize dependencies lists.
13321 (process_insn_depend_be_in_spec): Rename to
13322 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13323 dependencies lists.
13324 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13325 Update to use new scheduler dependencies lists.
13326 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13328 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13329 new scheduler dependencies lists.
13330 (build_intra_loop_deps): Ditto.
13332 * target.h (struct _dep): Declare to use in
13333 gcc_target.sched.is_costly_dependence.
13334 (struct gcc_target.sched.adjust_cost): Fix typo.
13335 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13336 single dep_t parameter instead of an equivalent triad.
13337 (struct gcc_target.sched.adjust_cost_2): Remove.
13339 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13341 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13343 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13345 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13347 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13348 (REG_DEP_TRUE): Document.
13350 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13351 Change signature to correspond to the targetm.sched.adjust_cost hook.
13352 Update use in TARGET_SCHED_ADJUST_COST_2.
13353 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13354 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13355 new scheduler dependencies lists.
13356 (ia64_gen_check): Ditto.
13358 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13359 dependencies lists.
13361 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13362 signature to correspond to the targetm.sched.is_costly_dependence hook.
13363 (is_costly_group): Update to use new scheduler dependencies lists.
13365 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13366 instead of INSN_COST () macro.
13368 2007-02-01 Ian Lance Taylor <iant@google.com>
13370 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13372 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13374 * pa.md (tp_load): Correct mfctl instruction syntax.
13376 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13378 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13379 altivec_padding_size calculation on AIX. Improve comment, add
13380 assert to verify that it's right.
13382 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13385 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13387 PR inline-asm/28686
13388 * global.c (global_alloc): Add mising initialization of
13391 2007-02-01 Roger Sayle <roger@eyesopen.com>
13393 * alias.c (init_alias_analysis): Correct whitespace.
13394 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13395 partition_hot_cold_basic_blocks): Likewise.
13396 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13397 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13398 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13399 fold_builtin_snprintf_chk, fold_builtin_printf,
13400 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13401 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13402 * cfgcleanup.c (cleanup_cfg): Likewise.
13403 * cfgexpand.c (tree_expand_cfg): Likewise.
13404 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13405 * function.c (get_next_funcdef_no): Likewise.
13406 * gengtype.c (main): Likewise.
13407 * genmodes.c (main): Likewise.
13408 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13409 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13410 * ifcvt.c (noce_emit_move_insn): Likewise.
13411 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13413 * stor-layout.c (get_best_mode): Likewise.
13414 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13415 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13416 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13417 perform_var_substitution, solve_graph): Likewise.
13418 * tree-vrp.c (vrp_finalize): Likewise.
13420 2007-02-01 Ian Lance Taylor <iant@google.com>
13422 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13423 high part of a paradoxical subreg, return a constant zero.
13425 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13427 * toplev.c (lang_dependent_init): Call init_set_costs.
13428 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13430 2007-02-01 Richard Guenther <rguenther@suse.de>
13432 PR middle-end/30656
13433 * fold-const.c (fold_negate_expr): Allow negating a
13434 constant if overflow does not change.
13436 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13438 * doc/c-tree.texi (Expression trees): Improve markup.
13439 * doc/tm.texi (Register Classes, Addressing Modes)
13440 (Floating Point): Fix spacing after abbreviations. Fix some
13443 2007-02-01 Ben Elliston <bje@au.ibm.com>
13445 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13446 * doc/contrib.texi: Likewise.
13447 * doc/install.texi: Likewise.
13449 2007-01-31 Richard Henderson <rth@redhat.com>
13450 Ian Lance Taylor <iant@google.com>
13452 * lower-subreg.c: New file.
13453 * rtl.def (CONCATN): Define.
13454 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13455 pass_lower_subreg2.
13456 * emit-rtl.c (update_reg_offset): New static function, broken out
13457 of gen_rtx_REG_offset.
13458 (gen_rtx_REG_offset): Call update_reg_offset.
13459 (gen_reg_rtx_offset): New function.
13460 * regclass.c: Revert patch of 2006-03-05, restoring
13462 (clear_reg_info_regno): New function.
13463 * dwarf2out.c (concatn_loc_descriptor): New static function.
13464 (loc_descriptor): Handle CONCATN.
13465 * common.opt (fsplit_wide_types): New option.
13466 * opts.c (decode_options): Set flag_split_wide_types when
13468 * timevar.def (TV_LOWER_SUBREG): Define.
13469 * rtl.h (gen_reg_rtx_offset): Declare.
13470 (reg_scan_update): Declare.
13471 * regs.h (clear_reg_info_regno): Declare.
13472 * tree-pass.h (pass_lower_subreg): Declare.
13473 (pass_lower_subreg2): Declare.
13474 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13475 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13476 -fsplit-wide-types.
13477 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13478 * Makefile.in (OBJS-common): Add lower-subreg.o.
13479 (lower-subreg.o): New target.
13481 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13483 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13485 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13488 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13490 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13492 PR middle-end/29335
13493 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13495 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13497 * cfgloop.h: Include vec-prim.h.
13498 (enum li_flags): Remove LI_ONLY_OLD.
13499 (loop_iterator): Changed.
13500 (fel_next, fel_init): Iterate over loop tree.
13501 (FOR_EACH_LOOP_BREAK): New macro.
13502 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13504 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13505 * modulo-sched.c (sms_schedule): Ditto.
13506 * tree-vectorizer.c (vectorize_loops): Ditto.
13507 * doc/loop.texi: Update information on loop numbering and behavior of
13508 FOR_EACH_LOOP wrto new loops.
13509 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13510 add_to_evolution_1): Test nestedness of loops instead of comparing
13512 * tree-chrec.c (chrec_fold_plus_poly_poly,
13513 chrec_fold_multiply_poly_poly, chrec_evaluate,
13514 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13515 reset_evolution_in_loop): Ditto.
13516 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13518 2007-01-31 Dirk Mueller <dmueller@suse.de>
13520 * c-common.c (warn_about_parentheses): Separate warning about
13521 un-parenthized sequence of comparison operators from the one
13522 which is supposed to warn about x <= y <= z.
13524 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13526 * optabs.h (enum optab_index): Add new OTI_isinf.
13527 (isinf_optab): Define corresponding macro.
13528 * optabs.c (init_optabs): Initialize isinf_optab.
13529 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13531 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13532 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13534 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13535 expand_builtin_interclass_mathfn.
13536 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13537 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13538 (fxam<mode>2_i387): New insn pattern.
13539 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13540 built-in functions as x87 inline asm.
13542 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13544 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13546 2007-01-30 Eric Christopher <echristo@apple.com>
13548 * config.gcc: Add geode.
13550 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13552 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13553 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13554 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13555 value-prof.c: Fix comment typos.
13557 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13560 * doc/invoke.texi (Wpointer-arith): Document warning.
13562 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13564 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13565 the list of discrepancies from the draft TR.
13567 2007-01-30 Dirk Mueller <dmueller@suse.de>
13570 * doc/invoke.texi (-Wreturn-type): Update description to
13571 match new behavior.
13573 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13575 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13577 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13579 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13580 to handle optabs that operate on floating point input argument and
13581 output to integer output.
13582 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13583 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13584 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13585 expand_builtin_interclass_mathfn ().
13586 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13587 (ilogbsi2): Remove.
13588 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13589 ilogbl built-in functions as x87 intrinsics.
13591 2007-01-30 Richard Guenther <rguenther@suse.de>
13593 PR middle-end/27657
13594 * dwarf2out.c (reference_to_unused): Query varpool if the
13595 variable was output.
13597 2007-01-30 Richard Guenther <rguenther@suse.de>
13599 PR middle-end/30313
13600 * passes.c (execute_one_pass): Reset in_gimple_form to not
13601 confuse non-unit-at-a-time mode.
13603 2007-01-29 Roger Sayle <roger@eyesopen.com>
13604 Richard Guenther <rguenther@suse.de>
13606 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13607 avoid undefined behaviour on overflow. Use force_fit_type_double
13608 to construct the constant with the specified TREE_OVERFLOW.
13610 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13612 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13613 * config/dfp-bit.h: Ditto.
13615 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13617 * c-decl.c (pop_scope): Replace warnings with call to
13618 warn_for_unused_label.
13619 * c-common.h (warn_for_unused_label): Declare.
13620 * c-common.c (warn_for_unused_label): Define.
13622 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13624 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13627 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13629 * Makefile.in (USER_H): Remove decfloat.h.
13630 * ginclude/decfloat.h: Delete, moving contents to ...
13631 * ginclude/float.h: Add support for decimal floating point,
13632 guarded by __STDC_WANT_DEC_FP__.
13634 2007-01-29 Mike Stump <mrs@apple.com>
13636 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13637 Analysis and Representation to resolve case insensitive conflict.
13638 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13640 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13642 * tree.h (struct tree_memory_tag): Add aliases member.
13643 (MTAG_ALIASES): New macro.
13644 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13645 (add_may_alias): Remove pointer-set. Update for may_aliases being
13647 (mark_aliases_call_clobbered): Update for may_aliases being a
13649 (compute_tag_properties): Ditto.
13650 (create_partition_for): Ditto.
13651 (compute_memory_partitions): Ditto.
13652 (dump_may_aliases_for): Ditto.
13653 (is_aliased_with): Ditto.
13654 (add_may_alias_for_new_tag): Ditto.
13655 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13656 (compute_is_aliased): New function.
13657 (compute_may_aliases): Call compute_is_aliased).
13658 (init_alias_info): Initialize alias_bitmap_obstack.
13659 (union_alias_set_into): New function.
13660 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13661 (have_common_aliases_p): Rewrite to take two bitmaps and use
13663 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13664 Update for bitmaps.
13665 (finalize_ref_all_pointers): Update for add_may_alias changes.
13666 (new_type_alias): Ditto.
13667 * tree-flow-inline.h (may_aliases): Return a bitmap.
13668 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13669 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13670 may_aliases being a bitmap.
13671 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13672 may_aliases now returns a bitmap.
13673 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13675 * tree-ssa-operands.c (add_virtual_operand): Update for
13676 may_aliases being a bitmap.
13678 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13680 PR tree-optimization/30630
13681 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13682 variable as changed.
13684 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13687 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13688 expanded only once even if an error occurs.
13690 2007-01-29 Ben Elliston <bje@au.ibm.com>
13692 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13693 (__gcov_average_profiler): Likewise.
13694 (__gcov_ior_profiler): Likewise.
13695 (__gcov_merge_ior): Likewise.
13697 2007-01-28 Jan Hubicka <jh@suse.cz>
13699 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13700 * value-prof.c (stringop_block_profile): Likewise.
13702 2007-01-28 Jan Hubicka <jh@suse.cz>
13704 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13705 variant handling histograms; add wrapper.
13706 (clear_storage_via_libcall): Export.
13707 (emit_block_move_hints): Break out from ...; add histograms.
13708 (emit_block_move): ... this one.
13709 (clear_storage_hints): Break out from ...; add histograms.
13710 (clear_storage): ... this one.
13711 (set_storage_via_memset): Handle histogram.
13712 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13713 (clear_storage_hints, clear_storage_via_libcall): Declare.
13714 (set_storage_via_setmem): Update prototype.
13715 * doc/md.texi (movmem, setmem): Document new arguments.
13717 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13719 (stringop_block_profile): New global function.
13720 (tree_stringops_values_to_profile): Profile block size and alignment.
13721 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13723 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13724 (stringop_block_profile): Declare.
13725 * builtins.c: Include value-prof.h.
13726 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13727 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13728 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13729 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13730 * profile.c (instrument_values): Add new counters.
13731 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13733 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13734 (tree_init_edge_profiler): Build new profilers.
13735 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13736 (pass_tree_profile): Add dump.
13737 (tree_profile_hooks): Update.
13738 * Makefile.in (LIBGCOV): Add new constants.
13739 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13740 __gcov_ior_profiler): New.
13741 * i386.md (movmem/setmem expanders): Add new optional arguments.
13743 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13745 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13747 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13749 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13750 (tree_unswitch_single_loop): Pass eni_size_weights to
13751 tree_num_loop_insns.
13752 * tree-ssa-loop-manip.c: Include tree-inline.h.
13753 (can_unroll_loop_p): Pass eni_size_weights to
13754 tree_num_loop_insns.
13755 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13756 Pass eni_size_weights to estimate_num_insns.
13757 * tree.h (init_inline_once): Export.
13758 * toplev.c (backend_init): Call init_inline_once.
13759 * cgraphunit.c (cgraph_process_new_functions,
13760 cgraph_analyze_function): Pass eni_inlining_weights to
13761 estimate_num_insns.
13762 * ipa-inline.c (compute_inline_parameters): Ditto.
13763 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13764 to estimate_num_insns.
13765 (try_unroll_loop_completely): Pass eni_size_weights to
13766 tree_num_loop_insns.
13767 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13768 ot estimate_num_insns.
13769 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13770 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13771 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13772 eni_time_weights): New variables.
13773 (init_inline_once): Initialize them.
13774 (struct eni_data): Mew.
13775 (estimate_num_insns_1, estimate_num_insns): Use weights.
13776 * tree-inline.h (struct eni_weights_d): New.
13777 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13778 (estimate_num_insns): Declaration changed.
13779 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13780 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13781 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13783 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13785 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13786 relations in the conflict function is valid.
13788 2007-01-27 Ian Lance Taylor <iant@google.com>
13790 * common.opt: Add fstrict-overflow.
13791 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13792 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13793 (TYPE_OVERFLOW_UNDEFINED): Define.
13794 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13796 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13797 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13798 (fold_negate_expr): Likewise.
13799 (make_range): Likewise.
13800 (extract_muldiv_1): Likewise.
13801 (maybe_canonicalize_comparison): Likewise.
13802 (fold_comparison): Likewise.
13803 (fold_binary): Likewise.
13804 (tree_expr_nonnegative_p): Likewise.
13805 (tree_expr_nonzero_p): Likewise.
13806 * tree-vrp.c (compare_values): Likewise.
13807 (extract_range_from_binary_expr): Likewise.
13808 (extract_range_from_unary_expr): Likewise.
13809 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13811 (nowrap_type_p): Likewise.
13812 * tree-scalar-evolution.c (simple_iv): Likewise.
13813 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13814 (build_range_check): Likewise.
13815 (extract_muldiv_1): Likewise.
13816 (fold_comparison): Likewise.
13817 * tree-vrp.c (vrp_int_const_binop): Likewise.
13818 (extract_range_from_unary_expr): Likewise.
13819 * convert.c (convert_to_integer): Likewise.
13820 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13821 (fold_comparison): Likewise.
13822 (fold_binary): Likewise.
13823 * optabs.c (optab_for_tree_code): Likewise.
13824 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13825 * simplify-rtx.c (simplify_const_relational_operation): Check
13826 flag_strict_overflow and flag_trapv.
13827 (simplify_const_relational_operation): Likewise.
13828 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13829 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13832 2007-01-27 Roger Sayle <roger@eyesopen.com>
13834 * tree.c (tree_fold_gcd): Delete.
13835 * tree.h (tree_fold_gcd): Remove prototype.
13836 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13837 test whether one constant integer is a multiple of another. Instead
13838 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13839 * fold-const.c (multiple_of_p): We've determined both TOP and
13840 BOTTOM are integer constants so we can call int_const_binop directly
13841 instead of the more generic const_binop.
13843 2007-01-27 Roger Sayle <roger@eyesopen.com>
13845 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13846 1*X check that the constant hasn't overflowed, to preserve the
13848 (round_up): Provide an efficient implementation when rouding-up an
13849 INTEGER_CST to a power-of-two.
13851 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13853 * doc/sourcebuild.texi: Add comma for clarity.
13854 * doc/extend.texi: Fix some typos.
13855 * doc/passes.texi: Likewise.
13856 * doc/cppinternals.texi: Likewise.
13857 * doc/c-tree.texi: Likewise.
13858 * doc/tree-ssa.texi: Likewise.
13859 * doc/install.texi: Likewise.
13861 2007-01-27 Jan Hubicka <jh@suse.cz>
13863 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13864 (pass_sra): Do not require alias information.
13865 * passes.c (init_optimization_passes): Add SRA
13867 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13869 * tracer.c (rest_of_handle_tracer): We already cleaned
13870 up the CFG in tracer() so don't do it here again.
13871 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13872 cleanup_cfg here, either. And don't call renumber_insns.
13874 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13875 and BB_HEAD are in the insn stream here. Instead make sure
13876 that BB_INSN is valid on all insns. Also, do check here that
13877 there are no pending branch predictions...
13878 (rtl_verify_flow_info): ...instead of doing it here. Checks
13879 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13882 2007-01-26 Roger Sayle <roger@eyesopen.com>
13884 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13885 function to simplify/factorize operand order canonicalization.
13886 (ix86_fixup_binary_operands): Reorganize using the above function.
13887 (ix86_binary_operator_ok): Likewise.
13889 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13891 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13892 file scope from optimize_attrs.
13893 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13895 (optimize_attrs): Clear insn_code_values after freeing it.
13897 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13899 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13900 a parts.base assignment.
13902 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13904 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13905 (compute_subscript_distance, initialize_data_dependence_relation,
13906 finalize_ddr_dependent, analyze_ziv_subscript,
13907 analyze_siv_subscript_cst_affine,
13908 compute_overlap_steps_for_affine_univar,
13909 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13910 analyze_siv_subscript, analyze_miv_subscript,
13911 analyze_overlapping_iterations, subscript_dependence_tester_1,
13912 compute_self_dependence, free_dependence_relation): Work
13913 with affine_fn instead of chrecs.
13914 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13915 common_affine_function, affine_function_base,
13916 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13917 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13918 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13919 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13920 (all_chrecs_equal_p): Removed.
13921 * tree-data-ref.h (affine_fn, conflict_function): New types.
13922 (struct subscript): Change type of conflicting_iterations_in_a
13923 and conflicting_iterations_in_b.
13925 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13928 * config/pa/pa.h (TARGET_HPUX_11): New.
13929 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13930 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13932 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13933 Richard Guenther <rguenther@suse.de>
13935 * tree-ssa-structalias.c (solve_graph): Handle case
13936 we merged the variable to another.
13938 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13940 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13943 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13944 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13946 2007-01-25 DJ Delorie <dj@redhat.com>
13948 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13949 allow changes to modes which don't fit in those registers.
13951 * reload1.c (choose_reload_regs): Check for invalid subregs before
13952 computing their locations, not after.
13954 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13957 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13958 save Altivec registers in an eh_return function.
13959 (compute_vrsave_mask): Likewise.
13960 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13961 for saving Altivec registers.
13962 (rs6000_emit_prologue): Don't allocate stack twice in
13963 eh_return function. Correct expected value of altivec_save_offset
13964 when using save_world. Describe save of R0 to stack when using
13965 save_world. Describe stack pointer adjustment when using
13966 save_world. Remove duplicated eh_return parameter register saving.
13967 Update sp_offset variable after save_world.
13968 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
13970 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
13971 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
13974 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13976 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
13978 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13981 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13982 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13984 2007-01-25 Richard Guenther <rguenther@suse.de>
13986 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13987 * common.opt (-Wcoverage-mismatch): New warning option.
13988 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13989 if -Wcoverage-mismatch is given.
13991 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
13993 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
13994 (ipcp_driver): Change to static definition.
13995 Add dumping of the ifunctions.
13996 (constant_val_insert): Remove unused parameter. Support for SSA.
13997 (ipcp_propagate_const): Support for SSA.
13998 (ipcp_profile_bb_print): Print only analyzed nodes.
13999 (ipcp_replace_map_create): Remove support for Fortran constant
14001 * ipa-prop.c (ipa_method_modify_stmt,
14002 ipa_callsite_compute_param): Support for SSA.
14003 * ipa-prop.h (ipcp_driver): Remove declaration.
14004 (IS_VALID_TREE_MAP_INDEX): Add define.
14006 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14008 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14010 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14012 PR middle-end/30447
14013 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14014 constant argument to cabs and do it without checking for
14015 -funsafe-math-optimizations.
14017 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14019 * c-common.h (RID_FIRST_CXX0X): New.
14020 (RID_LAST_CXX0X): New.
14021 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14023 * c.opt (Wc++0x-compat): New.
14024 * doc/invoke.texi (-Wc++0x-compat): Document.
14026 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14028 * builtins.c (fold_builtin_carg): New.
14029 (fold_builtin_1): Use it.
14031 2007-01-24 Jan Hubicka <jh@suse.cz>
14033 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14035 * ipa-inline.c (initial_insns, max_insns): Delete.
14036 (compute_max_insns): New function.
14037 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14038 of insns as base for code growth.
14039 (cgraph_decide_inlining): Make initial_insns local; do not compute
14041 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14042 * doc/invoke.texi (inline-unit-growth): Update docs.
14044 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14046 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14047 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14048 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14049 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14050 for CPUs that have PTA_CX16 set.
14052 PR middle-end/27416
14053 * gimplify.c (omp_check_private): New function.
14054 (gimplify_scan_omp_clauses): Use it for
14055 firstprivate/lastprivate/reduction.
14057 PR middle-end/30494
14058 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14059 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14061 PR middle-end/30421
14062 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14063 If lower_lastprivate_clauses emits some statements, append them
14064 to dlist rather than body_p and to body_p append an initializer.
14065 (lower_omp_for): Adjust caller.
14067 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14069 * target.h (globalize_decl_name): New.
14070 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14071 * output.h (default_globalize_decl_name): New.
14072 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14074 (globalize_decl): Ditto.
14075 (default_globalize_decl_name): New.
14076 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14077 (ia64_handle_version_id_attribute): New.
14078 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14079 (ia64_asm_output_external): Use globalize_decl_name instead
14080 of globalize_label.
14081 * doc/extend.texi (version_id): New pragma.
14082 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14084 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14086 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14087 _uleb128_t and _Unwind_SWord with _sleb128_t.
14088 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14089 uw_frame_state_for, uw_update_context_1): Likewise.
14090 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14091 * unwind-pe.h (read_uleb128, read_sleb128,
14092 read_encoded_value_with_base): Likewise.
14093 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14095 2007-01-24 Richard Guenther <rguenther@suse.de>
14097 * builtins.c (expand_builtin_cexpi): Get the fndecl
14098 for cexp in the correct way.
14100 2007-01-24 Jan Hubicka <jh@suse.cz>
14102 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14104 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14106 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14107 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14108 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14109 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14110 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14111 __SIZEOF_PTRDIFF_T__.
14112 * doc/cpp.texi: Documentation for the new builtin macros added.
14114 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14116 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14117 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14118 instead of operands[2] to avoid access past the end of array.
14120 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14122 * reload1.c (emit_reload_insns): Pass the reload register
14123 for a non-spill output reload through forget_old_reloads_1.
14125 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14127 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14128 _SOFT_DOUBLE if doubles use software floating-point.
14129 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14130 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14131 * config/rs6000/darwin-ldouble.c: Also compile functions for
14132 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14133 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14134 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14135 commented-out long double override.
14136 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14137 * config/rs6000/eabispe.h: Likewise.
14138 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14139 long double for non-SPE.
14140 (rs6000_handle_option): Likewise.
14141 (invalid_e500_subreg): Disallow more subregs involding DImode,
14142 DFmode, TImode or TFmode.
14143 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14145 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14147 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14148 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14150 (rs6000_legitimate_address): Also check for TFmode for E500
14152 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14153 (spe_build_register_parallel): Handle TFmode and TCmode.
14154 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14156 (function_arg): Handle TFmode and TCmode for E500 double.
14157 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14159 (print_operand): Handle TFmode and TImode for %y.
14160 (rs6000_generate_compare): Handle TFmode comparisons for E500
14162 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14163 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14164 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14165 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14166 TFmode for E500 double.
14167 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14168 (floatsidf2): Enable for E500 double.
14169 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14170 (extenddftf2): Change to extenddftf2_fprs.
14171 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14172 depending on TARGET_E500_DOUBLE.
14173 (extendsftf2): Enable for E500 double.
14174 (trunctfdf2): Enable for E500 double.
14175 (trunctfsf2): Change to trunctfsf2_fprs.
14176 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14177 depending on TARGET_E500_DOUBLE.
14178 (floatsitf2): Enable for E500 double.
14179 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14180 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14181 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14182 (negtf2): Change to negtf2_internal.
14183 (negtf2): New expander.
14184 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14185 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14186 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14187 (movdi_internal32): Use rs6000_nonimmediate_operand.
14188 (unnamed splitter): Likewise.
14189 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14190 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14191 (SPE64TF, DITI): New mode macros.
14192 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14195 (frob_<mode>_di_2): New.
14196 (frob_tf_di_8_2): New.
14197 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14199 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14201 (frob_ti_<mode>_8_2): New.
14202 (frob_ti_tf_2): New.
14203 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14204 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14206 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14207 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14208 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14209 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14210 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14211 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14214 2007-01-23 Ian Lance Taylor <iant@google.com>
14216 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14218 (OBJS-archive): Reformat, alphabetize.
14219 (OBJS): Change out_object_file to OBJS-md.
14221 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14223 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14224 JUMP_P and CALL_P predicates where applicable.
14225 * config/i386/i386.c: Ditto.
14226 * config/i386/i386.md: Ditto.
14227 * config/i386/mmx.md: Ditto.
14228 * config/i386/predicates.md: Ditto.
14230 2007-01-22 Andreas Schwab <schwab@suse.de>
14232 * config/m68k/m68k.h: Fix comment.
14234 2007-01-22 Jan Hubicka <jh@suse.cz>
14236 * passes.c (init_optimization_passes): Do not rerun
14237 pass_early_warn_uninitialized.
14239 2007-01-22 Richard Guenther <rguenther@suse.de>
14241 PR tree-optimization/30038
14242 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14244 (execute_cse_sincos_1): Likewise.
14245 (execute_cse_sincos): Likewise.
14246 (gate_cse_sincos): Likewise.
14247 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14248 the cexpi() canonicalization of sincos().
14249 * tree-pass.h (pass_cse_sincos): Declare.
14250 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14252 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14254 PR rtl-optimization/29329
14255 * combine.c (replaced_rhs_insn): Rename to i2mod.
14256 (replaced_rhs_value): Rename to i2mod_new_rhs.
14257 (i2mod_old_rhs): New global variable.
14258 (combine_instructions): Adjust for above change. Save a copy of
14259 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14260 note are substituted in the second instruction.
14261 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14262 ditch the note if it pertains to the second eliminated register
14263 and this register is mentioned in i2mod_old_rhs.
14266 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14268 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14269 the insn to which the note was originally attached.
14271 2007-01-21 Jan Hubicka <jh@suse.cz>
14273 * ipa-inline.c (inlining_mode): Comment, move up.
14274 (cgraph_decide_inlining_incrementally): Do not perform inlining
14275 itself; fix handling of flattening of self recursive functions.
14276 (cgraph_find_cycles): Remove.
14277 (cgraph_flatten_node): Remove.
14278 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14279 (try_inline): New function.
14280 (cgraph_early_inlining): Update call of
14281 cgraph_decide_inlining_incrementally. Apply inlining here.
14282 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14284 2007-01-21 Dirk Mueller <dmueller@suse.de>
14287 * tree-vrp.c (check_array_bounds): do not warn
14288 about ADDR_EXPR's of ARRAY_REF's which are immediately
14289 used in binary expressions.
14291 2007-01-21 Ira Rosen <irar@il.ibm.com>
14293 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14294 read_write_dep and macros for its access.
14295 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14296 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14297 argument, call vect_check_interleaving for every independent pair of
14298 data-refs. Mark loads that access the same memory location as a store
14300 (vect_check_dependences): Remove.
14301 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14302 call, fix the call to vect_analyze_data_ref_dependence.
14303 (vect_analyze_data_ref_access): For statements that access the same
14304 data-ref, check that they are not stores; for loads, check that there
14305 is no store that access the same location.
14307 2007-01-20 Roger Sayle <roger@eyesopen.com>
14308 Joseph Myers <joseph@codesourcery.com>
14310 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14311 (-fdump-rtl-stack): Likewise.
14312 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14313 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14314 (-mpt-fixed): Use @minus{} for minus sign.
14315 (Using Precompiled Headers): Fix under/overfull hbox.
14317 2007-01-20 Jan Hubicka <jh@suse.cz>
14319 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14320 place within annotation.
14322 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14324 * pa.c (output_move_double): Change array size of xoperands to 4.
14326 2007-01-20 Jan Hubicka <jh@suse.cz>
14328 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14331 2007-01-19 Ian Lance Taylor <iant@google.com>
14333 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14334 constant to unsigned HOST_WIDE_INT before negating.
14336 2007-01-19 Ian Lance Taylor <iant@google.com>
14338 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14340 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14341 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14342 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14343 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14344 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14345 (realloc_vdef, realloc_vuse): Change second parameter to
14347 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14348 fields to unsigned.
14349 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14350 unsigned. Change x and lim locals to unsigned.
14351 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14353 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14354 (copy_virtual_operands): Change i and n locals to unsigned.
14356 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14358 PR middle-end/29335
14359 * builtins.c (fold_builtin_1): Handle builtin fdim.
14361 2007-01-20 Jan Hubicka <jh@suse.cz>
14363 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14364 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14365 init_alias_heapvars.
14366 (init_alias_heapvars): Initialize only when not already initialized.
14367 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14369 2007-01-19 Roger Sayle <roger@eyesopen.com>
14371 * common.opt (fsigned-zeros): New command line option.
14372 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14373 of flag_unsafe_math_optimizations.
14374 * opts.c (set_fast_math_flags): The -ffast-math command line option
14375 implies -fno-signed-zeros.
14376 (fast_math_flags_set_p): Likewise.
14378 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14379 the documentation of -ffast-math appropriately. Wrap long lines.
14381 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14383 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14384 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14386 2007-01-19 Tomas Bily <tbily@suse.cz>
14388 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14390 (tree_init_ic_make_global_vars): New function
14391 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14392 (tree_gen_ic_profiler): New function
14393 (tree_gen_ic_func_profiler): New function
14394 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14395 (tree_profile_hooks): Added hook for indirec/virtual calls
14396 * value-prof.c (tree_find_values_to_profile): New case for
14398 (tree_values_to_profile): Call for determining indirect/virtual
14400 (tree_indirect_call_to_profile): New function
14401 (tree_ic_transform): New function
14402 (tree_ic): New function
14403 (find_func_by_pid): New function
14404 (init_pid_map): New function
14405 (tree_value_profile_transformations): Added check for
14406 indirect/virtual call transformation
14407 * value-prof.h (enum hist_type): New counter type for
14408 indirect/virtual calls
14409 (profile_hooks): Added new hook for profiling indirect/virtual
14411 * profile.c (instrument_values): New case for indirect/virtual
14413 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14414 (GCOV_COUNTER_V_INDIR): New counter type
14415 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14416 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14418 * cgraph.c: Definition of cgraph_max_pid
14419 (cgraph_create_node): Default init of pid attribute
14420 * cgraph.h: Declaration of cgraph_max_pid
14421 (struct cgraph_node): Added pid attribute
14422 * libgcov.c (__gcov_indirect_call_profiler): New function
14423 (__gcov_one_value_profiler_body): New function
14424 (__gcov_one_value_profiler): Body was moved to
14425 __gcov_one_value_profiler_body and calls it
14427 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14429 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14430 * gengtype.c (write_types_data, write_func_for_structure,
14431 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14432 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14433 (walk_type, write_func_for_structure): Generate the mark_hook if
14436 2007-01-19 Jan Hubicka <jh@suse.cz>
14438 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14439 'early' argument take inlining mode argument specifying whether to
14440 inline for size/speeed or all functions; add support for flattening;
14442 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14444 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14447 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14448 the name of the declared identifier.
14450 2007-01-19 Dirk Mueller <dmueller@suse.de>
14452 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14453 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14454 duplicate evaluation.
14456 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14458 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14459 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14460 to XFMode, use acosxf2 and truncate result to requested mode.
14461 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14462 (asin<mode>2): Similarly, with asin expanders.
14463 (*fscalexf4_i387): Rename from *fscalexf4.
14464 (expNcorexf3): New expander.
14465 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14466 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14467 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14468 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14469 patterns for SSE math.
14470 (exp10<mode>2): Similarly, with exp10 expanders.
14471 (exp2<mode>2): Similarly, with exp2 expanders.
14472 (expm1<mode>2): Similarly, with expm1 expanders.
14473 (ldexp<mode>3): Similarly, with ldexp expanders.
14474 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14475 Use gen_truncxf<mode>2_i387_noop to truncate result.
14477 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14479 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14480 for ColdFire targets.
14482 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14483 Richard Sandiford <richard@codesourcery.com>
14485 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14486 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14487 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14488 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14489 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14490 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14492 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14494 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14495 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14496 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14497 (*adddi_dilshr32_cf): New pattern.
14498 (adddi3, subdi3): Remove first alternatives.
14500 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14502 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14503 implemented using move.l, do not use its cc result for floating-point
14506 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14508 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14509 from accepting 's' constraints if flag_pic.
14511 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14513 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14514 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14515 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14516 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14518 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14520 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14521 ColdFire alternatives.
14522 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14523 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14524 architectures that support ff1 instruction.
14526 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14527 Julian Brown <julian@codesourcery.com>
14529 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14530 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14531 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14534 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14536 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14538 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14539 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14540 HOST_WIDE_INT instead of an rtx.
14541 (m68k_rtx_costs): Update call accordingly.
14542 (output_move_const_into_data_reg): Likewise. Fix formatting.
14543 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14545 (output_move_simode_const): Update calls after above changes.
14546 Rework to use automatic variables and predicates like MEM_P.
14547 * config/m68k/m68k.md (pushexthisi_const): Update call to
14550 2007-01-19 Dirk Mueller <dmueller@suse.de>
14552 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14553 in dump_flags test.
14555 2007-01-19 Richard Guenther <rguenther@suse.de>
14557 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14558 via cexp in case sincos is not available.
14560 2007-01-19 Richard Guenther <rguenther@suse.de>
14562 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14563 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14564 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14565 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14566 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14567 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14568 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14569 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14571 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14573 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14575 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14576 (atan2xf3): Directly generate RTL pattern.
14577 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14578 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14579 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14580 disable patterns for SSE math.
14581 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14582 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14583 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14584 disable patterns for SSE math.
14586 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14588 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14590 2007-01-18 Roger Sayle <roger@eyesopen.com>
14592 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14593 VIEW_CONVERT_EXPR to the same type as it's operand.
14595 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14597 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14598 configured for long double 128.
14600 2007-01-18 Mike Stump <mrs@apple.com>
14602 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14605 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14607 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14610 2007-01-18 Jan Hubicka <jh@suse.cz>
14612 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14613 greater than NUM_VOP_FREE_BUCKETS.
14615 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14617 * tree-ssa-structalias.c: Update comments.
14618 (ptabitmap_obstack): Removed.
14619 (pta_obstack): New.
14620 (oldpta_obstack): Ditto.
14621 (stats): Add a few members.
14622 (struct variable_info): Remove node, complex, address_taken, and
14623 indirect_target members. Add oldsolution member.
14624 (new_var_info): Do not initialize removed members.
14625 (constraint_expr_type): Remove INCLUDES.
14626 (constraint_graph): Add size, implicit_preds, rep,
14627 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14628 (FIRST_REF_NODE): New macro.
14629 (LAST_REF_NODE): Ditto.
14630 (FIRST_ADDR_NODE): Ditto.
14631 (find): New function.
14633 (dump_constraint): Do not handle INCLUDES.
14634 (insert_into_complex): Do not insert duplicate constraints.
14635 (condense_varmap_nodes): Renamed and rewritten into ...
14636 (merge_node_constraints): This. Also fix bug in handling of
14637 offseted copy constraints.
14638 (clear_edges_for_node): No longer need to deal with preds at all,
14639 or removing associated preds/succs.
14640 (merge_graph_nodes): Deal with indirect_cycles.
14641 Don't deal with predecessors.
14642 (add_implicit_graph_edge): New function.
14643 (add_pred_graph_edge): Ditto.
14644 (add_graph_edge): Don't deal with predecessors.
14645 (build_constraint_graph): Removed.
14646 (build_pred_graph): New function.
14647 (build_succ_graph): Ditto.
14648 (struct scc_info): Removed in_component. Added roots, dfs, and
14649 node_mapping. Remove visited_index, unification_queue.
14650 (scc_visit): Deal with union-find we do now.
14651 Deal with cycles with REF nodes.
14652 (collapse_nodes): Renamed and rewritten to ...
14653 (unify_nodes): This.
14654 (process_unification_queue): Removed.
14655 (topo_visit): Cleanup
14656 (do_da_constraint): Use find.
14657 (do_sd_constraint): Ditto.
14658 (do_ds_constraint): Ditto.
14659 (do_complex_constraint): Ditto.
14660 (init_scc_info): Update for removed and added members.
14661 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14662 (find_indirect_cycles): This.
14663 (equivalence_class): New variable.
14664 (label_visit): New function.
14665 (perform_variable_substitution): Rewritten.
14666 (free_var_substitution_info): New function.
14667 (find_equivalent_node): Ditto.
14668 (move_complex_constraints): Ditto.
14669 (eliminate_indirect_cycles): Ditto.
14670 (solve_graph): Only propagate changed bits.
14671 Use indirect cycle elimination.
14673 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14674 (tree_id_eq): Renamed to ...
14675 (tree_vi_eq): This. Update for member change
14676 (insert_id_for_tree): Renamed and rewritten to ...
14677 (insert_vi_for_tree): This.
14678 (lookup_id_for_tree): Renamed and rewritten to ...
14679 (lookup_vi_for_tree): This.
14680 (get_id_for_tree): Renamed and rewritten to ...
14681 (get_vi_for_tree): Ditto.
14682 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14683 (process_constraint): Don't handle INCLUDES.
14684 Remove special ADDRESSOF case.
14685 (find_func_aliases): Rewrite to use vi functions instead of id
14687 (create_function_info_for): Ditto.
14688 (create_variable_info_for): Ditto.
14689 (intra_create_variable_infos): Ditto.
14690 (merge_smts_into): Ditto.
14691 (find_what_p_points_to): Ditto.
14692 (init_base_vars): Ditto.
14693 (init_alias_vars): Ditto.
14694 (remove_preds_and_fake_succs): New function.
14695 (dump_sa_points_to_info): Dump new stats.
14696 (dump_solution_for_var): Use find.
14697 (set_used_smts): Fix formatting.
14698 (compute_points_to_sets): Updated for new functions.
14699 (ipa_pta_execute): Ditto.
14701 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14702 Richard Sandiford <richard@codesourcery.com>
14704 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14706 * calls.c (expand_call): If the return value is a PARALLEL,
14707 extract its first member.
14708 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14709 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14710 use FUNCTION_EXTRA_EPILOGUE.
14711 (m68k_function_value): Return a PARALLEL if the return value
14712 is of a pointer type.
14713 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14714 (FUNCTION_EXTRA_EPILOGUE): Remove.
14715 * config/m68k/m68k.md (D0_REG): New constant.
14717 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14719 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14720 output a NOP for empty epilogues.
14722 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14724 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14725 before function. Extend register save check to include all
14726 registers, not just integer ones.
14728 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14730 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14731 (m68k_use_return_insn): ...this.
14732 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14733 * config/m68k/m68k.c (use_return_insn): Rename to...
14734 (m68k_use_return_insn): ...this.
14735 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14736 of USE_RETURN_INSN.
14738 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14740 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14741 nearest even, fix denormal rounding overflow.
14743 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14745 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14746 f%$smove and f%$move.
14747 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14748 (extendsfdf2_cf): Use fdmove instead of f%&move.
14749 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14750 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14752 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14754 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14757 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14759 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14760 (coldfire_single_format): Declare.
14761 (coldfire_double_format): Likewise.
14762 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14763 of qnan_msb_set to determine the lower bits of a canonical
14765 (encode_ieee_double): Likewise.
14766 (encode_ieee_quad): Likewise.
14767 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14768 (mips_single_format): Likewise.
14769 (ieee_double_format): Likewise.
14770 (mips_double_format): Likewise.
14771 (ieee_extended_motorola_format): Likewise.
14772 (ieee_extended_intel_96_format): Likewise.
14773 (ieee_extended_intel_128_format): Likewise.
14774 (ieee_extended_intel_96_round_53_format): Likewise.
14775 (ibm_extended_format): Likewise.
14776 (mips_extended_format): Likewise.
14777 (ieee_quad_format): Likewise.
14778 (mips_quad_format): Likewise.
14779 (vax_f_format): Likewise.
14780 (vax_d_format): Likewise.
14781 (vax_g_format): Likewise.
14782 (i370_single_format): Likewise.
14783 (i370_double_format): Likewise.
14784 (decimal_single_format): Likewise.
14785 (decimal_double_format): Likewise.
14786 (decimal_quad_format): Likewise.
14787 (c4x_single_format): Likewise.
14788 (c4x_extended_format): Likewise.
14789 (real_internal_format): Likewise.
14790 (coldfire_single_format): New real_format.
14791 (coldfire_double_format): Likewise.
14792 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14793 canonical_nan_lsbs_set.
14794 (pdp11_d_format): Likewise.
14795 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14796 if TARGET_COLDFIRE_CPU.
14798 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14800 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14801 (output_call, m68k_legitimize_call_address): Declare.
14802 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14803 parenthesees. Add support for a 'W' constraint.
14804 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14805 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14806 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14807 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14809 (override_options): Initialize them. Do not set flag_no_function_cse
14810 for TARGET_ID_SHARED_LIBRARY.
14811 (m68k_output_pic_call): Delete.
14812 (m68k_legitimize_call_address): New function.
14813 (print_operand): Remove the %o prefix. Handle the %p prefix.
14814 (output_call): New function.
14815 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14816 target address from the GOT if symbolic jumps are not allowed.
14817 * config/m68k/m68k.md (call, general_operand): Do not set
14818 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14819 Merge separate flag_pic and !flag_pic define_insns into...
14820 (*call, *call_value): ...these new patterns. Match the address
14821 rather than the containing MEM and require it to be a call_operand.
14822 Use output_call to generate the asm template.
14823 * config/m68k/predicates.md (const_call_operand): New predicate.
14824 (call_operand): Likewise.
14826 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14828 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14829 (STACK_GROWS_DOWNWARD): Define to 1.
14830 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14831 comments, emphasizing that these values are only defaults.
14832 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14833 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14835 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14837 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14839 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14840 Richard Sandiford <richard@codesourcery.com>
14842 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14843 (FP_REGNO_P): New macros.
14844 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14845 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14846 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14847 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14849 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14851 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14852 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14854 * config/m68k/t-floatlib: New file, extracting common code from...
14855 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14856 * config/m68k/t-uclinux: Here.
14857 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14858 routines on ColdFire targets.
14860 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14862 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14863 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14864 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14865 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14866 explicitly set MOTOROLA to 1.
14867 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14869 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14870 Nathan Sidwell <nathan@codesourcery.com>
14872 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14873 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14874 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14875 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14876 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14877 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14878 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14879 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14880 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14881 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14882 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14883 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14884 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14885 (DBX_REGISTER_NUMBER): Delete.
14886 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14887 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14888 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14890 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14892 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14893 * config/flat.h: New file.
14894 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14895 OBJECT_FORMAT_FLAT.
14896 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14897 indirect references for -msep-data or -mid-shared-library.
14898 Do not use PC-relative code addresses either.
14899 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14901 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14902 for shared libraries and crt1.o for executables. Use crti.o and
14904 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14905 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14906 Do not add -elf2flt or -shared-lib-id options here.
14907 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14908 Pass -shared-lib-id if -mid-shared-library, taking the library
14909 identifier from -mshared-library-id if given, otherwise
14911 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14912 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14913 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14914 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14915 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14916 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14918 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14919 jump sequence for ISA A and ISA A+.
14920 (PICJUMP): Likewise.
14922 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14924 * config.gcc (m68k-*-uclinux*): Base the port on the common
14925 and m68k GNU/Linux files rather than on the generic ELF ones.
14926 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14927 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14929 2007-01-18 Julian Brown <julian@codesourcery.com>
14930 Richard Sandiford <richard@codesourcery.com>
14932 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14933 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14934 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14936 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14937 80 unconditionally.
14938 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14940 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14942 * doc/install.texi: Document m68k-uclinuxoldabi.
14943 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14944 * config/m68k/uclinux-oldabi.h: New file, copied from
14945 config/m68k/uclinux.h.
14947 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14949 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14950 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14951 (m32r_compute_frame_size): Use unsigned for regno.
14952 (m32r_reload_lr): Use gen_frame_mem.
14954 (m32r_output_function_epilogue): Don't output the function epilogue
14956 (m32r_expand_epilogue): New.
14957 (direct_return): Return false if the function has the interrupt
14959 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14960 * config/m32r/m32r.md (epilogue): New expander.
14961 (return_lr, return_rte): New insns.
14962 (return): Make it expander.
14963 (return_normal): New expander.
14965 2007-01-18 Josh Conner <jconner@apple.com>
14968 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14969 support for UNLE, UNLT, UNGE, and UNGT.
14971 2007-01-18 Jan Hubicka <jh@suse.cz>
14973 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
14974 * tree-tailcall (add_virtual_phis): Likewise.
14975 (optimize_tail_call): Return TODOs.
14976 (execute_tail_calls): Return TODOs.
14977 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
14978 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
14980 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14981 Cleanup cfg using TODO.
14982 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14983 * passes.c (execute_function_todo): When cleanup did something, remove
14985 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14986 (make_edges): Don't cleanup_cfg.
14988 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
14990 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
14991 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
14992 operate on the top of stack.
14993 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
14994 register handling of instructions that output to the second
14996 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
14997 (move_for_stack_reg): Special-case check for dead destination
14998 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15000 * config/i386/i386.md (UNSPEC_TAN): New constant.
15001 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15002 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15003 to correctly model move of constant 1.0 to top stack slot.
15004 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15005 (unnamed peephole2 pattern): Remove corresponding peephole2
15006 pattern that optimizes tan insn and loading of constant 1.0.
15007 (tanxf2): Use fptanxf4_i387.
15008 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15009 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15010 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15011 disable patterns for SSE math.
15012 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15013 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15015 2007-01-18 Dirk Mueller <dmueller@suse.de>
15016 Richard Guenther <rguenther@suse.de>
15019 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15020 * common.opt (Warray-bounds): Add new warning option.
15021 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15023 * Makefile.in: make tree-vrp.o depend on toplev.h
15024 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15026 (check_array_refs, check_array_bounds, check_array_ref): New.
15028 2007-01-18 Jan Hubicka <jh@suse.cz>
15030 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15031 (execute_ssa_ccp): Return flags conditionally.
15032 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15034 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15036 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15038 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15039 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15041 * Makefile.c (GTFILES): Add cfglayout.h.
15042 * gengtype.c (open_base_files): Likewise.
15043 * cfglayout.c (cfg_layout_function_footer,
15044 cfg_layout_function_header) Reindent to make gengtype happy.
15045 * cfglayout.h (cfg_layout_function_footer,
15046 cfg_layout_function_header): Add GTY(()) marker.
15048 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15050 2007-01-18 Ben Elliston <bje@au.ibm.com>
15052 * genautomata.c (write_automata): Include xstrerror output in the
15053 error message if writing the DFA description file fails.
15055 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15057 * config/mips/mips-protos.h (mips_output_external): Make it
15059 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15060 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15061 (extern_list): Likewise.
15062 (extern_head): Likewise.
15063 (TARGET_ASM_FILE_END): Likewise.
15064 (mips_file_end): Likewise.
15065 (mips_output_external): Rewritten.
15067 2007-01-18 Ben Elliston <bje@au.ibm.com>
15069 * genpreds.c (write_insn_preds_c): Only write out the function
15070 body for regclass_for_constraint if we have register constraints.
15072 2007-01-17 Tom Tromey <tromey@redhat.com>
15074 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15075 * doc/install.texi (Testing): Use sourceware.org.
15076 (Binaries): Likewise.
15077 (Specific): Likewise.
15078 * doc/contrib.texi (Contributors): Use sourceware.org.
15080 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15082 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15083 (AVR_ENHANCED): Rename to ...
15084 (AVR_HAVE_MUL): ... new.
15085 (avr_enhanced_p): Rename to ...
15086 (avr_have_mul_p): ... new.
15087 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15088 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15089 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15090 (avr_have_mul_p): ... new.
15091 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15092 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15093 'avr_enhanced_p' and 'enhanced'.
15094 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15095 AVR_HAVE_MUL instead of AVR_ENHANCED.
15096 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15097 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15098 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15099 instead of AVR_ENHANCED.
15100 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15101 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15102 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15104 2007-01-17 Ian Lance Taylor <iant@google.com>
15106 * vec.h (VEC_reserve_exact): Define.
15107 (vec_gc_p_reserve_exact): Declare.
15108 (vec_gc_o_reserve_exact): Declare.
15109 (vec_heap_p_reserve_exact): Declare.
15110 (vec_heap_o_reserve_exact): Declare.
15111 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15113 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15114 negative parameter.
15115 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15116 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15117 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15118 * vec.c (calculate_allocation): Add exact parameter. Change all
15120 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15121 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15122 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15123 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15124 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15125 (vec_heap_p_reserve_exact): New function.
15126 (vec_heap_o_reserve_exact): New function.
15128 2007-01-17 Jan Hubicka <jh@suse.cz>
15130 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15132 2007-01-17 Eric Christopher <echristo@apple.com>
15134 * config.gcc: Support core2 processor.
15136 2007-01-16 Jan Hubicka <jh@suse.cz>
15138 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15139 the names, just unlink the chain so we don't crash on dangling pointers
15142 2007-01-16 Jan Hubicka <jh@suse.cz>
15144 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15145 * tree-pass.h: Reorder to make IPA passes appear toegher.
15146 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15147 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15148 parameters, do not call early inliner.
15149 * ipa-inline.c: Update comments. Include tree-flow.h
15150 (cgraph_decide_inlining): Do not compute inlining parameters.
15151 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15152 be called with function context set up.
15153 (pass_ipa_inline): Remove unreachable functions before pass.
15154 (cgraph_early_inlining): Simplify assuming to be called from the
15156 (pass_early_inline): New pass.
15157 (cgraph_gate_ipa_early_inlining): New gate.
15158 (pass_ipa_early_inline): Turn into simple wrapper.
15159 (compute_inline_parameters): New function.
15160 (gate_inline_passes): New gate.
15161 (pass_inline_parameters): New pass.
15162 (apply_inline): Move here from tree-optimize.c
15163 (pass_apply_inline): New pass.
15164 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15166 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15167 doing them by hand.
15168 (tree_function_versioning): Do not allocate dummy struct function.
15169 * tree-inline.h (optimize_inline_calls): Update prototype.
15170 * tree-optimize.c (execute_fixup_cfg): Export.
15171 (pass_fixup_cfg): Remove
15172 (tree_rest_of_compilation): Do not apply inlines.
15173 * tree-flow.h (execute_fixup_cfg): Declare.
15174 * Makefile.in (gt-passes.c): New.
15175 * passes.c: Include gt-passes.h
15176 (init_optimization_passes): New passes.
15177 (nnodes, order): New static vars.
15178 (do_per_function_toporder): New function.
15179 (execute_one_pass): Dump current pass here.
15180 (execute_ipa_pass_list): Don't dump current pass here.
15182 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15184 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15185 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15187 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15189 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15190 (strong_alias): Define.
15191 (__gcc_qmul): Provide non-FMA for soft-float.
15192 (__gcc_qdiv): Same.
15197 (__gcc_qunord): New.
15207 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15208 soft-float functions.
15209 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15210 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15211 about long double soft float.
15213 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15214 Tehila Meyzels <tehila@il.ibm.com>
15216 * tree-vectorizer.h (is_pattern_stmt_p): New.
15217 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15218 formatting (tabs instead of spaces). Cleanup and clarify setting
15219 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15220 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15221 (vectorizable_type_demotion): Check that types are integral.
15222 (vectorizable_type_promotion): Likewise.
15223 (vectorizable_store): Fix typo. Eliminate new-line at end of
15226 2007-01-16 Jan Hubicka <jh@suse.cz>
15228 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15231 2007-01-15 Eric Christopher <echristo@apple.com>
15233 * ifcvt.c: Include vec.h, vecprim.h.
15234 (check_cond_move_block): New argument regs.
15235 Reorganize. Add registers used to regs.
15236 (cond_move_process_if_block): Use regs set above as
15239 2007-01-15 Eric Christopher <echristo@apple.com>
15241 * config/darwin.h: Update copyright.
15242 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15243 (LINK_COMMAND_SPEC): Add -u.
15244 (LINK_SPEC): Fix umbrella for above.
15246 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15248 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15251 2007-01-15 Tom Tromey <tromey@redhat.com>
15253 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15254 * doc/install.texi (Testing): Don't mention jacks.
15255 (Configuration): Document --enable-java-maintainer-mode. Move
15256 --with-java-home to libgcj-specific section. Document
15258 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15260 2007-01-15 Jan Hubicka <jh@suse.cz>
15262 * tree-ssa-dce.c (DCE_TODOs): New.
15263 (propagate_necessity): Return if something changed.
15264 (eliminate_unnecessary_stmts): Likewise.
15265 (perform_tree_ssa_dce): Return TODO flags when needed.
15266 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15268 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15270 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15271 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15272 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15273 patterns using X87MODEF12 mode macro. Extend operand 1
15274 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15275 (log10<mode>2): Ditto.
15276 (log2<mode>2): Ditto.
15277 (log1p<mode>2): Ditto.
15278 (logb<mode>2): Ditto.
15279 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15280 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15281 (*fxtractxf3_i387): Rename from *fxtractxf3.
15282 (fxtract_extend<mode>xf3_i387): New insn pattern.
15283 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15284 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15285 and gen_fyl2xxf3_i387().
15287 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15289 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15290 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15291 get_loop_exit_edges. Changed return type to bool.
15292 * cfgloop.h (fix_loop_placement): Declaration removed.
15294 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15296 * param.h (MIN_VECT_LOOP_BOUND): New.
15297 * params.def (MIN_VECT_LOOP_BOUND): New.
15298 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15299 argument - minimum threshold for number of iterations.
15300 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15301 argument to declaration.
15302 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15303 MIN_VECT_LOOP_BOUND.
15304 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15305 slpeel_tree_peel_loop_to_edge with additional argument.
15306 (vect_do_peeling_for_alignment): Likewise.
15307 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15309 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15312 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15313 operands of size 1.
15315 2007-01-14 Jan Hubicka <jh@suse.cz>
15317 * tree-dfa.c (remove_referenced_var): New function.
15318 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15319 prune referenced vars list too.
15320 * tree-flow.h (remove_referenced_var): Declare.
15322 2007-01-14 Jan Hubicka <jh@suse.cz>
15324 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15326 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15327 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15328 * except.h (verify_eh_throw_table_statements): Kill prototype.
15329 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15330 into call exrepssions.
15331 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15333 * tree-cfg.c: Include pointer-set.h.
15334 (verify_node_sharing): Work on pointer set.
15335 (verify_eh_throw_stmt_node): New.
15336 (verify_stmts): Use pointers sets, verify throw_stmt.
15338 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15340 * ipa-reference.c (analyze_function): Consider also addresses taken
15343 2007-01-12 Roger Sayle <roger@eyesopen.com>
15345 * c-typeck.c (null_pointer_constant_p): Replace use of
15346 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15347 (build_c_cast): Likewise.
15349 2007-01-12 Roger Sayle <roger@eyesopen.com>
15351 * tree.h (force_fit_type_double): Remove unused final argument.
15352 * c-common.c (constant_expression_warning): Replace use of
15353 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15354 (convert_and_check): Likewise.
15355 (shorten_compare): Update call to force_fit_type_double.
15356 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15357 * convert.c (convert_to_pointer): Update call to
15358 force_fit_type_double.
15359 * fold-const.c (force_fit_type_double): Remove overflowed_const
15361 (int_const_binop, fold_convert_const_int_from_int,
15362 fold_convert_const_int_from_real, fold_div_compare,
15363 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15364 fold_abs_const, fold_not_const): Remove the final argument from
15365 calls to force_fit_type_double.
15367 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15369 * configure.ac: Set insn to "nop" for spu-*-* also.
15370 * configure: Regenerate.
15372 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15374 * builtins.def : Add BUILT_IN_FREE.
15376 2007-01-12 Jan Hubicka <jh@suse.cz>
15378 PR tree-optimization/30443
15379 * tree-inline.c (tree_function_versioning): Do not optimize when
15380 cloning for inlining.
15382 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15384 * doc/loop.texi: Document recording of loop exits.
15385 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15386 (update_single_exits_after_duplication,
15387 update_single_exit_for_duplicated_loop,
15388 update_single_exit_for_duplicated_loops): Removed.
15389 (duplicate_loop_to_header_edge): Do not call
15390 update_single_exits_after_duplication and
15391 update_single_exit_for_duplicated_loops.
15392 (loop_version): Do not update single_exit information.
15393 (fix_loop_structure): Use record_loop_exits instead of
15394 mark_single_exit_loops.
15395 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15396 the lists of loop exits.
15397 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15398 split_edge, merge_blocks): Update the lists of loop exits.
15399 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15400 loop_optimizer_init.
15401 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15402 of mark_single_exit_loops.
15403 (loop_optimizer_finalize): Call release_recorded_exits.
15404 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15405 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15406 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15407 update single exit information.
15408 * lambda-code.c (perfect_nestify): Ditto.
15409 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15410 (mark_single_exit_loops): Removed.
15411 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15412 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15413 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15415 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15416 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15417 (verify_loop_structure): Verify consistency of the exit lists.
15418 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15419 (set_single_exit): Removed.
15420 * cfgloop.h (struct loop_exit): New function.
15421 (struct loop): single_exit_ field replaced by exits field.
15422 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15423 (struct loops): Added exits hash.
15424 (mark_single_exit_loops, set_single_exit): Declaration removed.
15425 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15427 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15429 * doc/invoke.texi: Avoid use of @headitem.
15431 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15433 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15435 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15437 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15440 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15441 Richard Sandiford <richard@codesourcery.com>
15443 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15444 * config/m68k/m68k.opt: Resort options.
15445 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15447 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15448 Richard Sandiford <richard@codesourcery.com>
15450 * doc/invoke.texi: Document the macros that are defined by
15451 m68k's -mtune and -mhard-float options.
15452 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15453 (m68k_cpp_cpu_family): Likewise.
15454 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15455 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15456 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15457 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15458 (m68k_cpp_cpu_family): Likewise.
15460 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15462 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15463 macros besides mc68000 as tuning macros. Use a switch statement
15464 to set them and mcpu32.
15466 2007-01-12 Julian Brown <julian@codesourcery.com>
15468 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15469 (TARGET_68040_ONLY): Rename to...
15470 (TARGET_68040): ...this.
15471 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15472 * config/m68k/m68k.md: Likewise.
15474 2007-01-12 Julian Brown <julian@codesourcery.com>
15475 Nathan Sidwell <nathan@codesourcery.com>
15476 Richard Sandiford <richard@codesourcery.com>
15478 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15479 the -mcpu= argument associated with the --with-cpu setting.
15480 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15481 if different from the one implied by the -mcpu setting.
15482 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15483 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15484 * doc/invoke.texi: Mention ColdFire in the introduction to the
15485 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15486 -mno-div and -mhard-float options. Make -m68881 a synonym for
15487 -mhard-float. Document the previously-undocumented -m5206e,
15488 -m528x, -m5307 and -m5407 options. Tweak the existing option
15489 documentation for consistency.
15490 * doc/install.texi: Mention new --with-cpu arguments.
15491 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15492 default CPU if neither -mcpu nor -march are specified.
15493 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15494 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15495 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15496 using m68k_tune to decide between families that implement the
15497 same ISA. Use m68k_tune to set __mcfv4e__.
15498 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15499 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15500 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15501 (FL_ISA_C, FL_ISA_MMU): New macros.
15502 (MASK_COLDFIRE): Delete.
15503 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15504 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15505 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15506 (TARGET_HARD_FLOAT): Do not define here.
15507 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15508 (TUNE_68000): New macro.
15509 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15510 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15511 (TUNE_CFV2): Redefine in terms of m68k_tune.
15512 (uarch_type, target_device, fpu_type): New enums.
15513 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15514 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15515 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15516 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15517 (FL_FOR_isa_c): New macros.
15518 (m68k_isa): New enum.
15519 (m68k_target_selection): New structure.
15520 (all_devices, all_isas, all_microarchs): New tables.
15521 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15522 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15523 (MASK_ALL_CPU_BITS): Delete.
15524 (m68k_find_selection): New function.
15525 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15526 Map the legacy target options to a combination of the new ones.
15527 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15528 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15529 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15531 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15532 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15534 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15535 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15536 * config/m68k/m68k-devices.def: New file.
15538 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15539 Nathan Sidwell <nathan@codesourcery.com>
15541 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15542 (SUBTARGET_EXTRA_SPECS): New macros.
15543 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15544 use %(asm_cpu_spec) instead.
15545 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15546 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15547 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15548 (EXTRA_SPECS): Rename to...
15549 (SUBTARGET_EXTRA_SPECS): ...this.
15551 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15552 Richard Sandiford <richard@codesourcery.com>
15553 Julian Brown <julian@codesourcery.com>
15555 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15556 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15557 to the configuration's default CPU.
15558 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15559 Remove default masks.
15560 (m680[012]0-*-*): Set the default with_cpu to the first part of
15562 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15563 (m68k*-*-linux): Extend the --with-cpu handling to...
15564 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15565 and m68010. Don't set target_cpu_default2.
15566 * doc/install.texi: Document --with-cpu for m68k.
15567 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15568 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15569 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15570 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15571 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15572 (ASM_SPEC): Remove use of %(asm_cpu_default).
15573 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15574 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15575 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15576 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15577 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15578 (TARGET_DEFAULT): Delete.
15579 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15580 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15581 (CPP_CPU_SPEC): Delete.
15582 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15583 the appropriate string.
15584 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15585 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15586 (ASM_SPEC): Don't use %(asm_default_spec).
15587 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15588 TARGET_DEFAULT and add MASK_68881.
15589 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15591 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15593 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15594 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15595 MASK_68010 alongside MASK_68020.
15596 * doc/invoke.texi: Document -m68010.
15597 * config/m68k/m68k.opt (m68010): New.
15598 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15600 (TUNE_68010): New macro.
15601 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15602 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15603 (M68K_CPU_m68332): Add MASK_68010.
15604 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15605 fallback definition.
15606 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15608 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15609 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15610 to all entries that use MASK_68020.
15611 (output_move_simode_const, output_move_himode, output_move_qimode)
15612 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15613 instead of TARGET_68020 to select clr behavior. Remove comment
15614 about there being no TARGET_68010.
15615 * config/m68k/m68k.md: Likewise throughout.
15617 2007-01-12 Julian Brown <julian@codesourcery.com>
15619 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15620 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15621 * config/m68k/m68k.md: Likewise.
15623 2007-01-12 Julian Brown <julian@codesourcery.com>
15625 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15626 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15628 2007-01-12 Julian Brown <julian@codesourcery.com>
15630 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15631 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15632 * config/m68k/m68k.md: Likewise.
15634 2007-01-12 Julian Brown <julian@codesourcery.com>
15635 Richard Sandiford <richard@codesourcery.com>
15637 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15638 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15639 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15641 (TARGET_CPU32): Rename to...
15642 (TUNE_CPU32): ...this.
15643 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15644 (TUNE_CFV2): New macros.
15645 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15646 remove conditions that are implied by TARGET_68020.
15647 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15648 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15649 (m68k_output_function_epilogue): Likewise.
15650 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15651 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15652 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15653 non-68000 timings. Refactor multiplication and division costs.
15654 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15655 TUNE_CPU32 instead of TARGET_CPU32.
15656 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15657 and TUNE_68060 instead of TARGET_68060.
15658 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15659 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15661 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15662 && !TARGET_COLDFIRE" to choose between moveq and clr.
15663 Likewise in the unnamed movsf pattern.
15664 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15665 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15668 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15670 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15671 of tabbing before backslashes.
15673 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15675 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15676 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15677 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15679 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15681 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15682 find_interesting_uses_cond.
15683 (find_interesting_uses_cond): Use extract_cond_operands.
15684 (rewrite_use_compare): Use extract_cond_operands and
15685 force_gimple_operand_bsi. Do not call update_stmt.
15686 (determine_use_iv_cost_condition): Use extract_cond_operands.
15687 Return cheaper of using original bound and changing the exit bound.
15689 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15691 PR tree-optimization/29516
15692 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15693 most_expensive_mult_to_index, addr_to_parts,
15694 create_mem_ref, maybe_fold_tmr): Make the type of
15695 fields of TARGET_MEM_REF sizetype.
15696 (move_fixed_address_to_symbol, move_pointer_to_base):
15698 * tree.def (TARGET_MEM_REF): Add comment on types of
15701 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15703 * c-common.c (vector_types_convertible_p): Treat opaque types as
15704 always convertible if they have the same size, but not otherwise.
15706 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15708 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15709 Remove the b_unconditional field.
15710 (noce_try_sign_mask): Do not look at b_unconditional.
15711 (noce_process_if_block): Do not use merge_if_blocks. Update
15712 the CFG here. Do not set b_unconditional.
15713 (cond_move_process_if_block): Likewise.
15714 (find_cond_trap): Likewise.
15715 (check_cond_move_block): Require simple jump insns at the end
15716 of the basic block.
15718 2007-01-11 Jan Hubicka <jh@suse.cz>
15720 PR tree-optimization/1046
15721 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15722 when alias info is not ready.
15723 (pass_tail_recursion): Do not require aliasing.
15724 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15725 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15726 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15727 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15728 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15729 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15730 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15732 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15733 When aliasing is not build, mark statement as volatile.
15735 2007-01-11 Tom Tromey <tromey@redhat.com>
15737 PR preprocessor/15185, PR preprocessor/20989:
15738 * doc/cppopts.texi <-MT>: Update description of algorithm for
15739 computing default target.
15740 <-M, -MD>: Reword "basename" text.
15742 2007-01-11 Roger Sayle <roger@eyesopen.com>
15744 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15745 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15746 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15747 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15748 fold_builtin_bswap, real_constp, fold_builtin_pow,
15749 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15750 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15751 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15752 * convert.c (convert_to_pointer): Likewise.
15753 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15754 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15755 const_binop, fold_convert_const_int_from_int,
15756 fold_convert_const_int_from_real,
15757 fold_convert_const_real_from_real, sign_bit_p,
15758 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15759 fold_sign_changed_comparison, fold_unary, fold_comparison,
15760 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15761 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15762 * print-tree.c (print_node_brief, print_node): Likewise.
15763 * stor-layout.c (place_field, layout_type): Likewise.
15764 * tree-chrec.c (keep_cast): Likewise.
15765 * tree.c (build_vector, build_real, build_real_from_int_cst,
15766 build_complex): Likewise.
15768 2007-01-11 Roger Sayle <roger@eyesopen.com>
15770 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15771 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15773 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15775 * configure.ac (strict1_warn): Rename to strict_warn.
15776 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15777 cc_set_by_configure, quoted_cc_set_by_configure,
15778 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15779 all_boot_languages, all_stagestuff): Remove.
15780 (target_list): Remove bootstrap targets.
15781 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15782 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15783 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15784 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15785 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15786 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15787 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15788 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15789 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15790 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15791 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15792 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15793 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15794 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15795 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15796 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15797 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15798 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15799 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15800 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15801 (mostlyclean): Adjust.
15802 (clean, distclean): Don't mention bootstrap stuff.
15803 * configure: Regenerate.
15804 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15805 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15806 treelang/config-lang.in (stagestuff): Remove.
15807 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15808 stageprofile, stagefeedback, stagestuff): Remove mention.
15810 2007-01-11 Nick Clifton <nickc@redhat.com>
15812 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15814 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15815 (mcore_arith_K_S_operand): Run the test for the S constraint not
15816 the test for the M constraint.
15817 (mcore_addsub_operand): Do not accept integer values that are
15818 larger than 32 bits.
15819 * config/mcore/mcore.md: Remove unused constraints from split.
15820 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15821 (addsi3): Likewise.
15822 (allocate_stack): Likewise.
15823 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15824 operands to 32 bits.
15825 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15827 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15828 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15829 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15830 mcore_output_bclri, mcore_output_andn, output_inline_const,
15831 mcore_output_move, mcore_output_movedouble): Likewise.
15832 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15833 (output_inline_const): Likewise.
15834 (output_inline_const): Fix format strings used in sprintf
15836 * config/mcore/mcore-protos.h: Update prototypes for changed
15837 functions in mcore.c.
15838 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15839 HOST_WIDE_INT and not int.
15840 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15841 CONST_OK_FOR_N): Likewise.
15842 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15843 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15846 2007-01-10 Jan Hubicka <jh@suse.cz>
15848 * tree-vrp.c (remove_range_assertions): Release defs.
15849 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15850 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15852 2007-01-10 Paul Brook <paul@codesourcery.com>
15854 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15855 * config/arm/arm.md (mulsi3subsi): New insn.
15857 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15859 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15860 (tree_transform_and_unroll_loop): New.
15861 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15864 2007-01-10 Robert Kennedy <jimbob@google.com>
15866 * fold-const.c (fold_comparison): Fold comparisons like (x *
15867 1000 < 0) to (x < 0).
15869 2007-01-10 Ian Lance Taylor <iant@google.com>
15871 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15872 operands have the same priority.
15874 2007-01-10 Tom Tromey <tromey@redhat.com>
15876 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15877 (fold_binary): Likewise.
15878 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15879 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15880 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15881 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15882 * langhooks.h (struct lang_hooks): Removed field
15883 'can_use_bit_fields_p'.
15885 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15887 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15889 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15891 * function.c (get_last_funcdef_no): New function.
15892 * function.h (get_last_funcdef_no): Declare.
15893 * tree-inline.c (initialize_cfun): Add initialization.
15894 (tree_function_versioning): Cleanup.
15896 2007-01-10 Jan Hubicka <jh@suse.cz>
15898 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15901 2007-01-10 Sa Liu <saliu@de.ibm.com>
15902 Ben Elliston <bje@au.ibm.com>
15904 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15905 for SAVE_NONLOCAL and Pmode for any other save level.
15906 * spu-protos.h (spu_restore_stack_block): Declare.
15907 * spu.md (save_stack_block): Remove.
15908 (restore_stack_block): Call spu_restore_stack_block.
15909 * spu.c (spu_restore_stack_block): New function.
15910 (spu_expand_epilogue): Remove old comment.
15912 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15914 PR tree-optimization/30322
15915 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15916 (cand_value_at): Return the value as aff_tree.
15917 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15918 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15919 aff_combination_mult): New functions.
15920 (aff_combination_add): Use aff_combination_add_cst.
15921 (aff_combination_convert): Allow conversions to a wider type.
15922 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15923 * tree-affine.h (aff_combination_mult): Declare.
15925 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15927 * doc/tm.texi: Update documentation to reflect reality of exec
15928 and start file search behaviours. Update copyright year.
15929 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15930 header file directories.
15932 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15934 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15935 (*cosxf2): Rename to cosxf2_i387.
15936 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15937 using X87MODEF12 mode macro. Rename patterns to
15938 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15940 (*cosdf2, *cossf2): Ditto.
15941 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15942 to match extended input operands.
15943 (sincos<mode>3): New expander.
15944 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15945 insn patterns and corresponding splitters.
15947 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15949 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15950 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15952 2007-01-09 Nicolas Pitre <nico@cam.org>
15955 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15957 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15959 * target.h (struct gcc_target): New field library_rtti_comdat.
15960 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15961 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15962 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15963 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15965 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15967 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15969 2007-01-08 Richard Guenther <rguenther@suse.de>
15971 * tree.h (force_fit_type_double): Export.
15972 (force_fit_type): Remove.
15973 * fold-const.c (force_fit_type_double): New function.
15974 (force_fit_type): Remove.
15975 (int_const_binop): Use it.
15976 (fold_convert_const_int_from_int): Likewise.
15977 (fold_convert_const_int_from_real): Likewise.
15978 (fold_div_compare): Likewise.
15979 (fold_sign_changed_comparison): Likewise.
15980 (fold_unary): Likewise.
15981 (fold_negate_const): Likewise.
15982 (fold_abs_const): Likewise.
15983 (fold_not_const): Likewise.
15984 * c-common.c (shorten_compare): Use force_fit_type_double.
15985 * convert.c (convert_to_pointer): Likewise.
15987 2007-01-08 Richard Guenther <rguenther@suse.de>
15989 * tree.h (build_int_cst_wide_type): Export.
15990 * tree.c (build_int_cst_wide_type): New function.
15991 (build_int_cst_wide): Fix comment.
15992 * builtins.c (fold_builtin_object_size): Use build_int_cst
15993 to build -1 or 0 of the correct type. Use fit_double_type
15994 to check for overflow.
15995 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
15997 (decode_field_reference): Likewise.
15998 (all_ones_mask_p): Likewise.
15999 (native_interpret_int): Use build_int_cst_wide_type.
16000 (fold_binary): Use build_int_cst_type to build an all-ones
16002 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16004 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16006 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16008 2007-01-09 Ben Elliston <bje@au.ibm.com>
16010 * genautomata.c (STATS_OPTION): New option.
16011 (stats_flag): New flag.
16012 (gen_automata_option): Handle it.
16013 (initiate_automaton_gen): Ditto.
16014 (write_automata): Output statistics only if stats_flag is
16015 set. Likewise, output time statistics only if time_flag is set.
16016 * doc/md.texi (Processor pipeline description): Document new flag.
16018 2007-01-08 Richard Guenther <rguenther@suse.de>
16020 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16021 * tree.c (build_int_cst_type): Likewise.
16022 (size_in_bytes): Don't call force_fit_type on the result.
16023 (int_fits_type_p): Use fit_double_type.
16024 * fold-const.c (fit_double_type): New function.
16025 (force_fit_type): Use it.
16026 * tree.h (fit_double_type): Export.
16028 2007-01-08 Jan Hubicka <jh@suse.cz>
16030 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16031 * ipa.c (function_and_variable_visibility): Fix return type.
16033 2007-01-08 Richard Guenther <rguenther@suse.de>
16035 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16036 of offset to build the index.
16037 * tree-pretty-print.c (dump_generic_node): Don't build negated
16038 const just for printing.
16039 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16040 * builtins.c (fold_builtin_int_roundingfn): Check if result
16041 fits the type by using force_fit_type and comparing the result.
16042 * predict.c (predict_loops): Use compare_tree_int for comparison.
16043 * tree.c (build_int_cst): Fall back to integer_type_node for
16045 (build_int_cst_wide): Assert type is non-null.
16047 2007-01-08 Roberto Costa <roberto.costa@st.com>
16049 * tree-vrp.c (extract_range_from_cond_expr): New.
16050 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16051 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16053 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16054 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16055 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16056 used as expressions.
16057 * tree-object-size.c (cond_expr_object_size): New.
16058 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16060 2007-01-08 Jan Hubicka <jh@suse.cz>
16062 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16063 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16066 2007-01-08 Richard Guenther <rguenther@suse.de>
16068 PR tree-optimization/23603
16069 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16070 (extract_range_from_binary): Fall back to truthvalue instead of
16071 varying for TRUTH_*_EXPR.
16072 (extract_range_from_comparison): Fall back to truthvalue instead of
16074 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16075 if all visited PHI values were constant.
16077 2007-01-08 Jan Hubicka <jh@suse.cz>
16079 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16080 (cgraph_analyze_function): break out from ...
16081 (cgraph_finalize_compilation_unit): ... here.
16082 (cgraph_expand_function): Remove forgoten commented out line.
16083 (cgraph_optimize): Analyze functions.
16085 2007-01-08 Jan Hubicka <jh@suse.cz>
16087 * tree-pas.h (TODO_remove_function): New flag.
16088 (TODO_update*): Renumber.
16089 (pass_ipa_increase_alignment,
16090 pass_ipa_function_and_variable_visibility): New passes.
16091 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16092 (cgraph_function_and_variable_visibility): Move to ipa.c
16093 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16094 cgraph_increase_alignment.
16095 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16096 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16097 calling tree-inline.
16098 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16099 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16100 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16101 (gate_increase_alignment): New function.
16102 (pass_ipa_increase_alignment): New pass.
16103 * ipa.c: Inline tree-pass.h and timevar.h
16104 (function_and_variable_visibility): Move here from cgraphunit.c
16105 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16106 * passes.c (init_optimization_passes): Add the two new passes.
16107 (execute_todo): Handle cgraph_remove_functions.
16109 2007-01-08 Nick Clifton <nickc@redhat.com>
16111 * config/frv/predicates.md (reg_or_0_operand): Accept
16114 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16116 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16117 * config.gcc: Add bfin*-rtems*.
16119 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16121 * c.opt: Add -flax-vector-conversions.
16122 * c-typeck.c (convert_for_assignment): Pass flag to
16123 vector_types_convertible_p to allow emission of note.
16124 (digest_init): Likewise.
16125 * c-opts.c: Handle -flax-vector-conversions.
16126 * c-common.c (flag_lax_vector_conversions): New.
16127 (vector_types_convertible_p): Unless -flax-vector conversions
16128 has been passed, disallow conversions between vectors with
16129 differing numbers of subparts and/or element types. If such
16130 a conversion is disallowed, possibly emit a note on the first
16131 occasion only to inform the user of -flax-vector-conversions.
16132 The new last argument specifies this.
16133 * c-common.h (flag_lax_vector_conversions): New.
16134 (vector_types_convertible_p): Add extra argument.
16135 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16136 char_type_node for V*QI type vectors.
16137 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16138 Update to satisfy new typechecking rules.
16139 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16140 C and C++ variants.
16141 * doc/invoke.texi (C Dialect Options): Document
16142 -flax-vector-conversions.
16144 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16146 PR tree-optimization/29877
16147 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16148 a register variable on the RHS to not be replaceable.
16150 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16151 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16152 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16153 const_simm15, const_pow2, const_npow2): Added.
16154 * config/score/misc.md (insv, extv, extzv, movmemsi,
16155 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16156 * config/score/score.c (score_address_cost, score_select_cc_mode):
16158 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16159 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16160 Update score_print_operand.
16161 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16162 Adjust register allocate order and update some macro define.
16163 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16164 mdx_block_move_straight, mdx_block_move_loop_head,
16165 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16166 mdx_block_move): Added.
16167 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16168 mdp_limm): Updated and fix some bug and typo.
16169 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16170 (movsf, movdf, doloop_end): Added.
16172 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16174 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16175 config/arm/thumb2.md: Fix comment typos.
16176 * doc/extend.texi: Fix a typo.
16178 2007-01-07 Eric Christopher <echristo@apple.com>
16180 * configure.ac: Check for __stack_chk_fail for darwin.
16181 * configure: Regenerate.
16183 2007-01-07 Richard Guenther <rguenther@suse.de>
16185 * tree-vrp.c (extract_range_from_assert): CSE calls to
16186 compare_values where possible.
16187 (extract_range_from_unary_expr): Likewise.
16189 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16191 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16192 * config/avr/avr.c (call_insn_operand): Delete function.
16193 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16194 instead of register number. Use predicates.
16195 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16196 call_insn_operand): Add.
16198 2007-01-06 Jan Hubicka <jh@suse.cz>
16200 * tree-pass.h (pass_build_cgraph_edges): Declare.
16201 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16202 (visited_nodes): Remove.
16203 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16204 build_cgrpah_edges; make visited_nodes local.
16205 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16206 (record_references_in_initializer): Move to cgraphbuild.c
16207 (initialize_inline_failed, rebuild_cgraph_edges,
16208 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16209 (verify_cgraph_node): Make visited_nodes local.
16210 (cgraph_analyze_function): Do not call cgraph_create_edges and
16211 initialize_inline_failed.
16212 (cgraph_expand_function): Do not call cgraph_lower_function;
16213 assert that function is already lowered.
16214 * Makefile.in (cgraphbuild.o): New.
16215 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16216 at the end of lowering passes.
16218 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16220 * ifcvt.c (cond_move_convert_if_block): New function, code
16221 factored out from...
16222 (cond_move_process_if_block): ...here. Call the new function
16223 on the THEN and ELSE blocks.
16224 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16225 already takes care of this.
16227 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16230 * tree.h (TREE_OVERFLOW_P): New.
16231 * c-typeck.c (parser_build_unary_op): Warn only if result
16232 overflowed and operands did not.
16233 (parser_build_binary_op): Likewise.
16234 (convert_for_assignment): Remove redundant overflow_warning.
16235 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16237 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16239 * c-typeck.c (store_init_value): Split over two lines to follow
16240 the GNU coding style.
16242 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16244 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16245 __GXX_EXPERIMENTAL_CXX0X__.
16246 * doc/cpp.texi: Same.
16248 2007-01-05 Richard Guenther <rguenther@suse.de>
16250 PR middle-end/27826
16251 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16252 with mismatched types. Instead explicitly build a
16253 conversion NOP_EXPR.
16255 2007-01-05 Ian Lance Taylor <iant@google.com>
16257 * c-common.c (decl_with_nonnull_addr_p): New function.
16258 (c_common_truthvalue_conversion): Call it.
16259 * c-typeck.c (build_binary_op): Likewise.
16260 * c-common.h (decl_with_nonnull_addr_p): Declare.
16262 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16265 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16268 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16270 * doc/install.texi (Final install): Document the fact that
16271 the GNAT runtime should not be stripped.
16273 2007-01-04 Jan Hubicka <jh@suse.cz>
16275 * tree-inline.c (fold_marked_statements): Update operand caches
16276 and EH after folding
16278 2007-01-04 Ian Lance Taylor <iant@google.com>
16280 * c-common.c (check_function_nonnull): Whitespace fix.
16282 2007-01-04 Jan Hubicka <jh@suse.cz>
16284 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16285 comitted older version of patch.
16286 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16287 function, celanup cfg and collect garbage.
16289 2007-01-04 Mike Stump <mrs@apple.com>
16291 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16294 2007-01-04 Eric Christopher <echristo@apple.com>
16296 * libgcc2.c (__bswapsi2): Use SItype.
16297 (__bswapdi2): Use DItype.
16298 * libgcc2.h: Update for above.
16300 2007-01-04 Paul Brook <paul@codesourcery.com>
16302 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16303 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16304 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16305 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16306 umulsi3_highpart): Make conditional on !arm_arch6.
16307 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16308 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16309 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16310 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16311 umulsi3_highpart_v6): New insns.
16313 2007-01-04 Roger Sayle <roger@eyesopen.com>
16315 * fold-const.c (fold_convert): When casting an expression to void,
16316 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16317 have a type. Instead of attempting to build a NOP_EXPR, return
16318 these "special" trees directly.
16320 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16322 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16323 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16324 rs6000_cost->fp not 0 as adjustment for outer NEG.
16326 2007-01-04 Jan Hubicka <jh@suse.cz>
16328 * cgraph.c (cgraph_release_function_body): New function.
16329 (cgraph_remove_node): Use it.
16330 * cgraph.h (cgraph_release_function_body): Declare.
16331 * cgraphunit.c (cgraph_expand_function): Use it.
16332 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16333 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16334 is initialized and while compilation of other function is running.
16335 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16336 statement CFG annotations from here to ...
16337 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16339 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16341 * cfgloop.h (enum li_flags): Make the constants powers of two.
16343 2007-01-04 Jan Hubicka <jh@suse.cz>
16345 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16347 (fold_marked_statements): New function.
16348 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16349 * tree-inline.h (copy_body_data): Add statements_to_fold.
16351 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16353 * config.gcc: Mention libgcc/config.host.
16354 * Makefile.in: Update comments mentioning libgcc.
16355 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16356 (all.cross, start.encap, rest.encap, rest.cross): Update
16357 dependencies for libgcc move.
16358 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16359 (clean-target, clean-target-libgcc): Delete.
16360 (srcdirify, GCC_EXTRA_PARTS): New macros.
16361 (libgcc-support, libgcc.mvars): New rules.
16362 (distclean): Remove mention of mklibgcc.
16363 (install): Don't reference INSTALL_LIBGCC.
16364 (install-common): Don't reference EXTRA_PARTS.
16365 (install-libgcc, install-multilib): Delete rules.
16366 * mklibgcc.in: Delete file.
16367 * doc/configfiles.texi: Don't mention mklibgcc.
16369 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16370 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16371 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16372 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16373 (mklibgcc, ldblspecs): Likewise.
16375 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16376 (posixpre.def): Use $(T).
16377 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16378 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16379 (SHLIB_LINK): Make dummy.
16380 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16382 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16384 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16385 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16386 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16387 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16389 * configure.ac (all_outputs): Remove mklibgcc.
16390 * configure: Regenerated.
16392 2007-01-03 Josh Conner <jconner@apple.com>
16394 PR middle-end/29683
16395 * calls.c (compute_argument_addresses): Set stack and stack_slot
16396 for partial args, too.
16397 (store_one_arg): Use locate.size.constant for the size when
16398 generating a save_area.
16400 2007-01-03 Robert Kennedy <jimbob@google.com>
16402 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16403 whose definitions are deleted due to basic block merging.
16405 2007-01-03 Paul Brook <paul@codesourcery.com>
16408 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16410 (use_return_insn): Return 0 for Thumb interrupt functions.
16411 (print_multi_reg): Add rfe argument for IRQ returns.
16412 (arm_output_epilogue): Pop interrupt return address directly into PC.
16413 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16415 2007-01-03 Paul Brook <paul@codesourcery.com>
16417 Merge from sourcerygxx-4_1.
16418 * config/arm/thumb2.md: New file.
16419 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16421 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16422 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16423 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16424 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16426 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16427 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16429 * config/arm/ieee754-sf.S: Ditto.
16430 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16431 (thumb1_base_register_rtx_p): ... to this.
16432 (thumb_index_register_rtx_p): Rename...
16433 (thumb1_index_register_rtx_p): ... to this.
16434 (thumb_output_function_prologue): Rename...
16435 (thumb1_output_function_prologue): ... to this.
16436 (thumb_legitimate_address_p): Rename...
16437 (thumb1_legitimate_address_p): ... to this.
16438 (thumb_rtx_costs): Rename...
16439 (thumb1_rtx_costs): ... to this.
16440 (thumb_compute_save_reg_mask): Rename...
16441 (thumb1_compute_save_reg_mask): ... to this.
16442 (thumb_final_prescan_insn): Rename...
16443 (thumb1_final_prescan_insn): ... to this.
16444 (thumb_expand_epilogue): Rename...
16445 (thumb1_expand_epilogue): ... to this.
16446 (arm_unwind_emit_stm): Rename...
16447 (arm_unwind_emit_sequence): ... to this.
16448 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16449 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16450 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16451 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16452 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16453 thumb2_output_casesi): New functions.
16454 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16455 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16456 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16457 THUMB2_WORK_REGS): Define.
16458 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16459 arm_condexec_mask, arm_condexec_masklen)): New variables.
16460 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16461 (arm_override_options): Check new CPU capabilities.
16462 Set new architecture flag variables.
16463 (arm_isr_value): Handle v7m interrupt functions.
16464 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16466 (const_ok_for_arm): Handle Thumb-2 constants.
16467 (arm_gen_constant): Ditto. Use movw when available.
16468 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16470 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16471 (thumb_find_work_register, arm_load_pic_register,
16472 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16473 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16474 print_multi_reg, output_mov_long_double_fpa_from_arm,
16475 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16476 output_mov_double_fpa_from_arm, output_move_double,
16477 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16478 output_return_instruction, arm_output_function_prologue,
16479 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16480 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16481 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16482 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16483 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16484 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16486 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16487 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16488 (arm_file_start): Output directive for unified syntax.
16489 (arm_unwind_emit_set): Handle stack alignment instruction.
16490 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16491 Add v6t2, v7, v7a, v7r and v7m.
16492 (RETLDM): Add Thumb-2 code.
16493 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16494 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16495 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16496 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16497 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16498 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16499 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16500 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16501 ADJUST_INSN_LENGTH): Define.
16502 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16503 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16504 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16505 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16506 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16507 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16508 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16509 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16510 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16511 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16512 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16513 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16514 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16515 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16516 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16517 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16518 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16520 * config/arm/arm-tune.md: Regenerate.
16521 * config/arm/arm-protos.h: Update prototypes.
16522 * config/arm/vfp.md: Enable patterns for Thumb-2.
16523 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16524 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16525 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16526 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16527 * config/arm/libunwind.S: Add Thumb-2 code.
16528 * config/arm/constraints.md: Update include Thumb-2.
16529 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16530 * config/arm/ieee754-df.S: Ditto.
16531 * config/arm/bpabi.S: Ditto.
16532 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16533 * config/arm/predicates.md (low_register_operand,
16534 low_reg_or_int_operand, thumb_16bit_operator): New.
16535 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16536 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16537 * config/arm/t-arm-elf: Add armv7 multilib.
16538 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16540 (UNSPEC_STACK_ALIGN, ce_count): New.
16541 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16542 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16544 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16545 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16546 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16547 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16548 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16549 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16551 * doc/extend.texi: Document ARMv7-M interrupt functions.
16552 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16554 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16556 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16557 (struct _Unwind_Context): Rename args_size to flags, remove
16558 signal_frame field, add a new args_size field and version field.
16559 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16560 _Unwind_IsExtendedContext): New inline functions.
16561 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16562 Assume by_value array is only present if _Unwind_IsExtendedContext.
16563 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16564 _Unwind_IsSignalFrame.
16565 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16566 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16567 (uw_init_context_1): Initialize context->flags to
16568 EXTENDED_CONTEXT_BIT.
16569 * config/rs6000/linux-unwind.h (frob_update_context): Use
16570 _Unwind_SetSignalFrame.
16572 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16574 PR middle-end/30353
16575 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16576 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16579 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16581 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16582 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16583 RET, AT_SP): Remove.
16584 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16587 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16588 * cfgbuild.c (find_basic_blocks): Likewise.
16589 * cfgrtl.c (rtl_create_basic_block): Likewise.
16590 * function.c (temp_slots_at_level): Likewise.
16591 * reg-stack.c (stack_regs_mentioned): Likewise.
16592 * regclass.c (allocate_reg_info): Likewise.
16593 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16594 set_bb_for_stmt, move_block_to_fn): Likewise.
16595 * tree-complex.c (tree_lower_complex): Likewise.
16596 * vec.h (VEC_safe_grow_cleared): New.
16598 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16600 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16602 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16603 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16605 * cfgloopmanip.c (scale_loop_frequencies): Export.
16606 (loopify): Scale the frequencies by prescribed coefficients.
16607 (set_zero_probability): New function.
16608 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16609 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16610 and frequencies according to arguments.
16611 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16613 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16614 * modulo-sched.c (sms_schedule): Set probabilities for entering
16615 versioned loop correctly.
16616 * tree-vect-transform.c (vect_transform_loop): Ditto.
16617 * cfgloop.h (loopify, loop_version): Declaration changed.
16618 (scale_loop_frequencies): Declared.
16620 2007-01-02 Jan Hubicka <jh@suse.cz>
16622 * cgraph.c: Include tree-flow.h
16623 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16624 early_local_passes.
16625 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16626 * tree-pass.h (pass_all_early_optimizations): Declare.
16627 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16628 early_local_passes.
16629 (cgraph_analyze_function): Do early_local_passes.
16630 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16631 Do not add referenced vars.
16632 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16634 (gate_all_early_local_passes): New gate.
16635 (pass_early_local_passes): Use new gate.
16636 (execute_early_local_optimizations): New functions.
16637 (gate_all_early_optimizations): New gate.
16638 (pass_all_early_optimizations): New pass.
16639 (execute_free_datastructures): Free SSA only when initialized.
16640 (gate_init_datastructures): Init only when optimizing.
16641 (tree_lowering_passes): Do early local passes when called late.
16642 * tree-profile.c (do_tree_profiling): Don't profile functions added
16644 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16645 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16647 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16648 during early_local_passes.
16649 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16652 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16654 * Makefile.in: Update copyright year.
16656 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16658 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16659 in $(lang_checks) and check-consistency targets.
16661 2007-01-02 Jan Hubicka <jh@suse.cz>
16663 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16664 Do not add referenced vars.
16665 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16667 * passes.c (init_optimization_passes): Put mudflap_2 after
16668 free_datastructures.
16670 2007-01-02 Jan Hubicka <jh@suse.cz>
16672 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16673 Set NOTHROW flag on call statements proved to be nothrow.
16674 Update statement of local calls so new pure/const functions are
16675 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16677 (tree_rest_of_compilation): Register hooks and initialize bitmap
16678 early. Do not set after_inlining flag.
16680 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16682 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16683 HOST_BITS_PER_LONGLONG
16685 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16688 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16689 warning for non-static initializers.
16691 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16693 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16694 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16695 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16696 Always use set_unique_reg_note to add REG_EQUAL notes.
16698 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16701 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16703 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16704 * cfgbuild.c (find_basic_blocks): Likewise.
16705 * cfgrtl.c (rtl_create_basic_block): Likewise.
16706 * function.c (temp_slots_at_level): Likewise.
16707 * reg-stack.c (stack_regs_mentioned): Likewise.
16708 * regclass.c (allocate_reg_info): Likewise.
16709 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16710 set_bb_for_stmt, move_block_to_fn): Likewise.
16711 * tree-complex.c (tree_lower_complex): Likewise.
16712 * vec.h (VEC_safe_grow_cleared): New.
16714 2007-01-02 Ian Lance Taylor <iant@google.com>
16716 * c-common.c (c_common_truthvalue_conversion): When warning about
16717 using an assignment as a truth value, set TREE_NO_WARNING.
16719 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16722 * c.opt (Wold-style-declaration): New.
16723 * doc/invoke.texi (C-only Warning Options): New.
16724 (Wold-style-declaration): Document it.
16725 (Wextra): Enabled by -Wextra.
16726 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16727 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16728 -Wold-style-declaration.
16730 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16732 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16733 * cfgbuild.c (find_basic_blocks): Likewise.
16734 * cfgrtl.c (rtl_create_basic_block): Likewise.
16735 * function.c (temp_slots_at_level): Likewise.
16736 * reg-stack.c (stack_regs_mentioned): Likewise.
16737 * regclass.c (allocate_reg_info): Likewise.
16738 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16739 set_bb_for_stmt, move_block_to_fn): Likewise.
16740 * tree-complex.c (tree_lower_complex): Likewise.
16741 * vec.h (VEC_safe_grow_cleared): New.
16743 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16745 * c-common.c (c_common_nodes_and_builtins): Since variants of
16746 void_type_node get built before it is given a name, we need to
16747 give those variants the name, too.
16748 (complete_array_type): We need to work with the canonical main
16749 type of the array, from which we will build the qualified version.
16750 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16751 * print-tree.c (print_node): Display canonical type information
16753 * stor-layout.c (layout_type): When we don't know the
16754 alignment of a type for which we're building an array, we end up
16755 guessing wrong, so make the type require structural equality.
16756 * tree.c (make_node_stat): When we build a new type, it is its
16757 own canonical type.
16758 (build_type_attribute_qual_variant): When building an attribute
16759 variant, its canonical type is the non-attribute variant. However,
16760 if the attributes are target-dependent and they differ, we need to
16761 use structural equality checks for this type.
16762 (build_qualified_type): A qualified type is not equivalent to its
16763 unqualified variant; set the canonical type appropriately.
16764 (build_distinct_type_copy): When building a distinct type from
16765 another type, the new type is its own canonical type.
16766 (build_variant_type_copy): When building a new type variant, we
16767 assume that it is equivalent to the original type.
16768 (build_pointer_type_for_mode): When building a pointer type, also
16769 build a canonical type pointer.
16770 (build_reference_type_for_mode): When building a reference type,
16771 also build a canonical type reference.
16772 (build_index_type): When we can't hash an index type (e.g.,
16773 because its maximum value is negative), the index type requires
16774 structural equality tests.
16775 (build_array_type): Build the canonical form of an array type.
16776 (build_function_type): Function types require structural equality,
16777 because they contain default arguments, attributes, etc.
16778 (build_method_type_directly): Ditto for method types.
16779 (build_offset_type): Build the canonical offset type.
16780 (build_complex_type): Build the canonical vector type.
16781 (make_vector_type): Build the canonical vector type.
16782 * tree.h (TYPE_CANONICAL): New.
16783 (TYPE_STRUCTURAL_EQUALITY_P): New.
16784 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16785 (struct tree_type): Added "canonical" field.
16786 * params.h (VERIFY_CANONICAL_TYPES): New.
16787 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16788 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16789 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16790 * doc/invoke.texi (verify-canonical-types): Document --param
16791 parameter for verifying canonical types.
16793 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16795 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16796 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16797 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16798 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16800 * config/rs6000/e500.h: New.
16801 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16802 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16804 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16805 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16806 TARGET_E500_DOUBLE): Remove.
16807 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16808 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16809 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16810 * config/rs6000/rs6000.c (rs6000_override_options): Use
16811 CHECK_E500_OPTIONS.
16813 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16815 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16816 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16817 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16818 rs6000_emit_cmove): Don't check TARGET_E500.
16819 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16820 sordered): Don't check TARGET_E500.
16822 2007-01-01 Eric Christopher <echristo@apple.com>
16824 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16825 HARD_REGISTER_NUM_P.
16827 2007-01-01 Roger Sayle <roger@eyesopen.com>
16829 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16830 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16831 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16834 2007-01-01 Mike Stump <mrs@apple.com>
16836 * configure.ac: Remove support for building with Apple's gcc-3.1.
16838 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16840 PR middle-end/30311
16841 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16842 REG is a hard register. Do not modify REG before calling
16844 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16845 multiple of the size of YMODE for certain lowpart cases.
16847 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16849 PR middle-end/30253
16850 * gimplify (voidify_wrapper_expr): Update for
16851 GIMPLE_MODIFY_STMT.
16853 2007-01-01 Andreas Schwab <schwab@suse.de>
16856 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16857 save of BR0 in extra_spill_size instead of spill_size.
16858 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16860 (ia64_expand_epilogue): Restore BR0 from its new location.
16862 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16864 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16865 Use a temporary variable if the left hand side is not a gimple
16868 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16870 * gimplify.c (gimplify_return_expr): Make the temporary variable
16871 for the return expression, a gimple register variable.
16873 2007-01-01 Jan Hubicka <jh@suse.cz>
16875 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16878 2007-01-01 Mike Stump <mrs@apple.com>
16880 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16882 * config/darwin.c (machopic_select_rtx_section): Use
16883 HAVE_GAS_LITERAL16.
16884 (darwin_mergeable_constant_section): Likewise.
16885 * configure: Regenerate.
16886 * config.in: Regenerate.
16888 2007-01-01 Jan Hubicka <jh@suse.cz>
16889 Andrew Pinski <pinskia@gmail.com>
16891 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16892 before starting IPA passes.