1 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
3 PR rtl-optimization/32339
4 * df-scan.c (df_uses_record): Don't modify flags but just add to
7 2007-06-18 David Daney <ddaney@avtrex.com
11 2007-06-18 David Daney <ddaney@avtrex.com
14 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
17 2007-06-18 David Daney <ddaney@avtrex.com
20 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
23 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
26 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
28 * df-problems.c (df_note_bb_compute): Fix dumping info.
30 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
32 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
33 insn with emit_jump_insn.
35 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
37 PR tree-optimization/32383
38 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
39 * targhooks.h (default_builtin_reciprocal): Update prototype.
40 * target.h (struct gcc_target): Update builtin_reciprocal.
41 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
42 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
43 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
44 when fndecl is in BUILT_IN_MD class.
45 (execute_convert_to_rsqrt): Ditto.
47 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
48 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
49 Convert BUILT_IN_SQRTF code only when md_fn is false.
51 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
53 * bt-load.c (move_btr_def): Fix the order of arguments
54 to validate_replace_rtx.
56 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
58 * config/m68k/m68k-devices.def: Add 54450..54455.
60 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
62 PR rtl-optimization/32366
63 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
64 FLOAT_EXTEND]: Prevent non-scalar modes from entering
67 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
70 * modulo-sched (generate_reg_moves): Added rescan parameter and if
71 this is true, rescan insn being modified.
72 (sms_schedule): Added rescan parameter.
73 (rest_of_handle_sms): Moved freeing of dominance info to before
74 getting out of cfg_layout.
76 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
78 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
79 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
82 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
83 FL_CF_EMAC from the entry for isac.
85 * config/m68k/predicates.md (const_call_operand): Adjust comment.
86 (const_sibcall_operand): New.
87 (sibcall_operand): Use it.
88 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
89 (m68k_isas): ISAC does not imply FPU or EMAC.
90 (override_options): Add ISA_C logic for symbolic jump & call.
92 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
94 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
95 return mode from the builtin itself.
96 (sparc_fold_builtin): Fix cast of zero constant.
98 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
100 * targhooks.c (default_builtin_reciprocal): New default target hook.
101 * targhooks.h (default_builtin_reciprocal): Add prototype.
102 * hooks.c (hook_tree_tree_bool_null): Remove hook.
103 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
104 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
105 default_builtin_reciprocal.
107 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
110 * hooks.c (hook_tree_tree_bool_null): New hook.
111 * hooks.h (hook_tree_tree_bool_null): Add prototype.
112 * tree-pass.h (pass_convert_to_rsqrt): Declare.
113 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
114 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
115 and convert it to reciprocal a*rfunc(b).
116 (execute_convert_to_rsqrt): New function.
117 (gate_convert_to_rsqrt): New function.
118 (pass_convert_to_rsqrt): New pass definition.
119 * target.h (struct gcc_target): Add builtin_reciprocal.
120 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
121 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
122 TARGET_BUILTIN_RECIPROCAL.
123 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
125 * config/i386/i386.h (TARGET_RECIP): New define.
126 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
127 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
128 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
129 and not optimizing for size.
130 (*rcpsf2_sse): New insn pattern.
131 (*rsqrtsf2_sse): Ditto.
132 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
133 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
134 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
135 and not optimizing for size.
136 (sqrt<mode>2): Expand SFmode operands 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 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
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 (*sse_rsqrtv4sf2): Do not export.
146 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
147 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
148 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
149 and not optimizing for size.
151 * config/i386/i386.opt (mrecip): New option.
152 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
153 (ix86_emit_swsqrtsf): Ditto.
154 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
155 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
157 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
158 ix86_expand_unop1_builtin.
159 (ix86_emit_swdivsf): New function.
160 (ix86_emit_swsqrtsf): Ditto.
161 (ix86_builtin_reciprocal): New function.
162 (TARGET_BUILTIN_RECIPROCAL): Use it.
163 (ix86_vectorize_builtin_conversion): Rename from
164 ix86_builtin_conversion.
165 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
166 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
167 "i386 and x86_64 Options" section.
168 (Intel 386 and AMD x86_64 Options): Document -mrecip.
170 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
171 Zdenek Dvorak <dvorakz@suse.cz>
172 Richard Guenther <rguenther@suse.de>
173 Kaz Kojima <kkojima@gcc.gnu.org>
175 * tree-vrp.c (compare_values_warnv): Convert val2 to
177 (extract_range_from_assert): Create
178 POINTER_PLUS_EXPR for pointer types.
179 (extract_range_from_binary_expr): Handle
180 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
182 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
183 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
184 POINTER_PLUS_EXPR as PLUS_EXPR.
185 (number_of_iterations_lt_to_ne):
186 For pointer types, use sizetype when
187 creating MINUS_EXPR/PLUS_EXPRs.
188 (assert_loop_rolls_lt): For pointer types, use sizetype when
189 creating MINUS_EXPR/PLUS_EXPRs.
190 (number_of_iterations_le): Likewise.
191 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
192 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
193 like PLUS_EXPR and MINUS_EXPR.
194 * tree-pretty-print.c (dump_generic_node): Handle
197 (op_symbol_1): Likewise.
198 * optabs.c (optab_for_tree_code): Likewise.
199 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
201 * tree-tailcall.c (process_assignment): Mention
202 POINTER_PLUS_EXPR in a TODO comment.
203 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
204 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
205 not used with a pointer and an integer type.
206 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
207 increment using chrec_convert_rhs instead of chrec_convert.
208 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
209 PLUS_EXPR except for the right hand side's type will be
211 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
212 (fold_used_pointer_cast): Kill.
213 (pointer_offset_p): Kill.
214 (fold_used_pointer): Kill.
215 (pointer_used_p): Kill.
216 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
217 call fold_used_pointer.
218 (instantiate_parameters_1): Convert the increment
219 using chrec_convert_rhs instead of chrec_convert.
220 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
221 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
222 instead of PLUS_EXPR.
223 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
224 PLUS_EXPR for pointers.
225 (std_gimplify_va_arg_expr): Likewise.
226 (fold_builtin_memory_op): Likewise.
227 (fold_builtin_strstr): Likewise.
228 (fold_builtin_strchr): Likewise.
229 (fold_builtin_strrchr): Likewise.
230 (fold_builtin_strpbrk): Likewise.
231 (expand_builtin_memory_chk): Likewise.
232 (fold_builtin_memory_chk): Likewise.
233 (std_expand_builtin_va_start): Use
234 sizetype for the call to make_tree and then convert
236 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
237 instead of PLUS_EXPR for adding to a pointer.
238 (std_gimplify_va_arg_expr): Use fold_build2 for
239 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
240 the operands to sizetype first and then cast the BIT_AND_EXPR
241 back to the pointer type.
242 * fold-const.c (build_range_check): Handle pointer types
244 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
245 of PLUS_EXPR's. Make sure the offset is converted to
247 (try_move_mult_to_index): Strip the NOPs from the offset.
248 Remove code argument and replace all uses with PLUS_EXPR.
249 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
250 specially. Don't use a pointer type for MINUS_EXPR.
251 (fold_unary): Handle for (T1)(X op Y),
252 only p+ as that is the only as that can be handled for
253 binary operators now.
254 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
256 <case PLUS_EXPR>: Add folding of PTR+INT into
258 Don't call try_move_mult_to_index.
259 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
260 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
261 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
262 Don't call try_move_mult_to_index.
263 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
264 (tree_expr_nonzero_p): Likewise.
265 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
266 of PLUS_EXPR for the complex expression folding.
267 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
268 first chrec is a pointer type, then the second should
269 be sizetype and not the first's type.
270 For POINTER_PLUS_EXPR, use a different right hand side type.
271 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
272 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
273 different right hand side type.
274 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
275 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
276 instead of PLUS_EXPR.
277 When either operand is zero, convert the other operand.
278 (chrec_apply): Use chrec_convert_rhs
279 on the argument x instead of chrec_convert.
280 (reset_evolution_in_loop): For pointer types, the new_evol
282 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
283 different right hand side type.
284 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
285 (chrec_convert_rhs): New function.
286 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
287 different right hand side type.
288 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
289 * tree-chrec.h (chrec_convert_rhs): New prototype.
290 (build_polynomial_chrec): For pointer types, the right hand
291 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
292 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
293 Remove subtraction case as it is always addition now.
294 Make sure the offset is converted to sizetype.
295 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
296 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
297 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
298 PLUS_EXPR in pointer type.
299 Handle POINTER_PLUS_EXPR.
300 (tree_to_aff_combination): Likewise.
301 (force_expr_to_var_cost): Likewise.
302 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
303 instead of PLUS_EXPR for pointers.
304 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
305 instead of PLUS_EXPR of pointer types.
306 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
308 (check_va_list_escapes): Likewise.
309 (check_all_va_list_escapes): Likewise.
310 * dwarf2out.c (loc_descriptor_from_tree_1):
311 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
312 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
313 (string_constant): Likewise.
314 * tree-ssa-address.c (tree_mem_ref_addr): When adding
315 the offset to the base, use POINTER_PLUS_EXPR.
316 (add_to_parts): Convert the index to sizetype.
317 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
318 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
319 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
320 Offset only holds something for PLUS_EXPR.
321 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
323 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
325 (analyze_accesses_for_modify_stmt): Likewise.
326 Remove comment about the type being integral type as it is
328 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
330 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
332 Correct the type which the artimentic is done in (is now
335 * tree-data-ref.c (split_constant_offset): Handle
337 * tree-affine.c (tree_to_aff_combination): Likewise.
338 * c-typeck.c (build_unary_op): For pointers create the increment
339 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
341 * gimplify.c (gimplify_self_mod_expr): Create a
342 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
343 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
344 * tree.def (POINTER_PLUS_EXPR): New tree code.
345 * tree-predcom.c (ref_at_iteration): If we have a pointer
346 type do the multiplication in sizetype.
347 * tree-mudflap.c (mf_xform_derefs_1): Create a
348 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
349 * tree-ssa-forwprop.c
350 (forward_propagate_addr_into_variable_array_index):
351 Don't expect there to be a cast for the index as that
352 does not exist anymore.
353 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
354 instead of PLUS_EXPR.
355 Don't check for the first operand of the POINTER_PLUS_EXPR
356 was the index as it cannot be.
357 Call forward_propagate_addr_into_variable_array_index with
358 the SSA_NAME instead of the statement.
359 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
360 (compare_constant): Likewise.
361 (copy_constant): Likewise.
362 (compute_reloc_for_constant): Likewise.
363 (output_addressed_constants): Likewise.
364 (initializer_constant_valid_p): Likewise.
365 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
366 Convert the MIN/MAX of the inner type to the outer
367 type before comparing them.
368 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
369 POINTER_PLUS_EXPR instead of PLUS_EXPR.
370 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
371 of PLUS_EXPR for pointers.
372 * tree-inline.c (estimate_num_insns_1): Handle
374 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
375 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
376 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
377 instead of PLUS_EXPR for the pointer increment statement.
378 (vect_update_ivs_after_vectorizer): For pointer types, create
379 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
380 MULT_EXPR in sizetype.
381 (vect_gen_niters_for_prolog_loop): Add a cast when creating
383 * tree-object-size.c (plus_expr_object_size): Handle
384 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
385 code which is trying to figure out which side is a pointer and
387 (check_for_plus_in_loops_1): Likewise.
388 (check_for_plus_in_loops): Likewise.
389 * c-common.c (pointer_int_sum): Create a
390 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
391 * tree-ssa-structalias.c (handle_ptr_arith): Handle
392 only POINTER_PLUS_EXPR. Removing all the extra
393 code which is trying to figure out which side is a pointer and
395 * tree-cfg.c (verify_expr): Add extra checking for pointers and
396 PLUS_EXPR and MINUS_EXPR.
397 Also add checking to make sure the operands of POINTER_PLUS_EXPR
399 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
400 with make_tree, instead of a pointer type.
401 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
402 for pointers instead of PLUS_EXPR.
403 (s390_gimplify_va_arg): Likewise.
404 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
405 instead of PLUS_EXPR when doing addition on pointer
406 types. Use sizetype for the second operand.
407 (spu_gimplify_va_arg_expr): Likewise.
408 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
409 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
410 a pointer. Don't create a BIT_AND_EXPR for pointer types.
411 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
412 for the pointer addition and also use size_int/sizetype
414 (ix86_gimplify_va_arg): Likewise.
415 Perform BIT_AND_EXPR on sizetype arguments.
416 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
417 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
418 for the pointer additions and also use size_int for the offsets.
419 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
420 additions and also use size_int for the offsets. Perform
421 BIT_AND_EXPR on sizetype arguments.
422 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
423 POINTER_PLUS_EXPR for pointers and create the
424 BIT_AND_EXPR in sizetype.
425 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
426 instead of PLUS_EXPR for pointer addition.
427 (rs6000_va_start): Likewise.
428 Also use sizetype for the offset.
429 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
430 as PLUS_EXPR/MINUS_EXPR.
431 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
432 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
433 Don't use BIT_AND_EXPR on a pointer type, convert the
434 expression to sizetype first.
435 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
437 (mips_gimplify_va_arg_expr): Likewise.
438 Don't create BIT_AND_EXPR in a pointer type.
440 2007-06-15 Eric Christopher <echristo@apple.com>
442 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
443 (x86_64-*-darwin*): Ditto.
444 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
447 2007-06-15 Matthew Wilcox <matthew@wil.cx>
449 * doc/extend.texi: Document behavior of __attribute__((aligned))
452 2007-06-15 Mark Mitchell <mark@codesourcery.com>
454 * rtlanal.c (note_stores): Improve documentation.
456 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
458 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
459 LOCAL_LABEL_PREFIX): Delete.
460 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
461 (bfin_internal_label): Delete.
463 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
465 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
466 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
467 otherwise define to LIBGCC2_TF_CEXT.
468 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
469 (LIBGCC_TF_CEXT): Ditto.
472 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
474 PR rtl-optimization/32339
475 * df-scan.c (df_uses_record): Don't modify flags but just add to
476 it for df_ref_record.
478 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
480 * tree-mudflap.c: Fix whitespace issues.
482 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
484 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
486 2007-06-14 Eric Christopher <echristo@apple.com>
488 * config/i386/sse.md (movdi_to_sse): Rewrite body.
489 (movv4sf): Use gcc_unreachable instead of abort.
491 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
494 * config/i386/sfp-machine.h (CMPtype): New define.
495 (mach stubs): Use CMPtype instead of int as a return type.
497 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
499 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
500 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
501 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
502 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
503 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
504 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
505 config/soft-fp/soft-fp.h: Update from glibc CVS.
507 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
509 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
511 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
514 * config/v850/v850.c: Include dataflow header file.
515 (substitute_ep_register): Fix typo.
517 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
519 * configure.ac: Fix earlier checkin.
520 * configure: Regenerated.
522 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
524 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
525 * aclocal.m4: Regenerate.
526 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
527 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
528 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
529 * configure: Regenerate.
530 * Makefile.in (LOOSE_WARN): Subst loose_warn.
532 * Makefile.in (quickstrap): Build libgcc too.
534 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
536 * configure.ac: Add --enable-checking=df. Explicitly mention that
537 the variables are initialized as for "release".
539 * configure: Regenerate.
540 * config.in: Regenerate.
542 2007-06-14 Bob Wilson <bob.wilson@acm.org>
544 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
545 validate_replace_rtx instead of replace_rtx.
546 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
548 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
550 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
551 (DWARF2_UNWIND_INFO): Override default if configured with
553 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
554 (ENDFILE_SPEC): Add crtend.o.
555 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
556 (ENDFILE_SPEC): Add crtend.o.
557 (TARGET_USE_JCR_SECTION): Define.
558 (MD_UNWIND_SUPPORT): Define for 32-bit target.
560 * config/i386/cygming-crtbegin.c: New file.
561 * config/i386/cygming-crtend.c: New file.
563 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
565 * config/i386/w32-unwind.h: New file.
567 2007-06-13 Eric Christopher <echristo@apple.com>
569 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
570 the user set a value below STACK_BOUNDARY.
572 2007-06-13 Thiemo Seufer <ths@networkno.de>
574 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
575 imply -lpthread for -pthread.
577 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
579 * basic-block.h: Remove the prototype for
580 free_basic_block_vars.
581 * cfglayout.h: Remove the prototype for
582 insn_locators_initialize.
583 * tree.h: Remove the prototype for emit_line_note.
585 * tree-ssa-pre.c (mergephitemp): Remove.
586 (init_pre): Don't use mergephitemp.
588 2007-06-13 Eric Christopher <echristo@apple.com>
590 * config/i386/i386.c (override_options): If we've specified
591 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
593 2007-06-13 Bob Wilson <bob.wilson@acm.org>
595 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
598 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
600 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
601 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
602 (eh_store_handler): New pattern.
603 (eh_return): Emit it instead of a plain move.
605 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
607 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
608 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
609 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
612 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
614 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
615 (find_next_insn_start, find_load): New functions.
616 (bfin_reorg): Use them to deal with the fact that parallel insns are
617 no longer represented as a SEQUENCE.
619 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
621 * config/sparc/sparc.c (sparc_override_options): Initialize
624 2007-06-13 Dave Korn <dave.korn@artimi.com>
626 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
629 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
631 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
632 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
633 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
634 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
635 tree-vect-transform.c: Fix comment typos. Follow spelling
638 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
640 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
641 to the exit block use set.
642 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
643 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
645 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
647 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
648 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
649 to indicate an error.
650 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
651 (dbg_cnt_process_opt): Print an error on a bad argument.
652 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
653 * common.opt (-fdbg-cnt-list): New.
654 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
656 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
658 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
659 flag on ref-all pointers.
661 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
664 * expr.c (expand_expr_addr_expr_1): Call expand_expr
665 for the offset with the modifier as EXPAND_INITIALIZER
666 if the modifier is EXPAND_INITIALIZER.
667 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
668 a register if we had an overflow.
670 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
672 * real.c (real_isfinite): New.
674 * real.h (real_isfinite): New.
675 * builtins.c: Use it.
677 2007-06-12 Ian Lance Taylor <iant@google.com>
678 Daniel Berlin <dberlin@dberlin.org>
681 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
682 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
683 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
684 (DECL_NO_TBAA_P): Define.
685 (struct tree_decl_common): Add no_tbaa_flag field.
686 * tree-ssa-structalias.c (struct variable_info): Add
687 no_tbaa_pruning field.
688 (new_var_info): Initialize no_tbaa_pruning field.
689 (unify_nodes): Copy no_tbaa_pruning field.
690 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
691 (dump_solution_for_var): Print no_tbaa_pruning flag.
692 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
694 (compute_tbaa_pruning): New static function.
695 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
696 Call compute_tbaa_pruning.
697 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
698 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
699 * gimple-low.c (lower_stmt): Likewise.
700 * tree-gimple.c (is_gimple_stmt): Likewise.
701 * tree-ssa-operands.c (get_expr_operands): Likewise.
702 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
703 * tree-inline.c (estimate_num_insns_1): Likewise.
704 (copy_result_decl_to_var): Likewise.
705 * expr.c (expand_expr_real_1): Likewise.
706 * tree-pretty-print.c (dump_generic_node): Likewise.
707 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
708 * omp-low.c (omp_copy_decl_2): Likewise.
709 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
710 * doc/c-tree.texi (Expression trees): Document
711 CHANGE_DYNAMIC_TYPE_EXPR.
713 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
715 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
716 with !HONOR_NANS and !HONOR_INFINITIES.
717 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
719 2007-06-12 Tristan Gingold <gingold@adacore.com>
721 * gcov.c: Comments updated.
722 (source_info): Add file_time field.
723 (source_index): New variable.
724 (mutiple_files): New variable.
725 (generate_results): New function extracted from process_file.
726 (process_file): Save and restore chain of functions, generate
727 results and free structures only if not merging results.
728 (release_structures): File names are now freed in create_file_names
729 (create_file_names): Free previous file names.
730 (find_source): File date is now read here and modifications in
731 source files is checked here.
732 (read_graph_file): Only reverse order of functions for the current
734 (make_gcov_file_name): Do not generate long names if input_name is
736 (output_lines): If merging results do not display graph, data and
738 Checking source file modification is done in find_source.
740 * doc/gcov.texi: Append an s to sourcefile.
742 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
744 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
745 (forced_nop): New pattern.
746 * config/bfin/bfin.c: Include "df.h".
747 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
748 (bfin_discover_loop): Use df_get_live_in instead of
749 global_live_at_start.
750 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
751 df_analyze when done.
752 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
753 the insns. Use QImode for the final insn in a bundle. Call
754 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
756 (reorder_var_tracking_notes): New function.
757 (bfin_reorg): Pass no argument to split_all_insns. Don't call
758 update_life_info. Call df_analyze after scheduling and bundle
759 generation. Call reorder_var_tracking_notes if generating these notes.
760 Call df_finish_pass at the end.
762 2007-06-12 Dirk Mueller <dmueller@suse.de>
764 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
765 a comparison, not an assignment.
767 2007-06-12 Olivier Hainque <hainque@adacore.com>
769 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
770 Request walking the subtrees only, leaving the current is_lhs/val_only
772 (convert_non_local_reference): Likewise.
774 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
776 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
778 2007-06-12 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/15353
781 PR tree-optimization/31657
782 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
783 * timevar.def: Add TV_TREE_IFCOMBINE.
784 * tree-pass.h (pass_tree_ifcombine): Declare.
785 * tree-ssa-ifcombine.c: New file.
786 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
787 * tree-flow.h (blocks_in_phiopt_order): Declare.
788 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
789 (tree-ssa-ifcombine.o): New dependencies.
791 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
793 PR rtl-optimization/32293
794 * combine.c (simplify_if_then_else): Truncate return from
795 nonzero_bits() to correct mode.
797 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
799 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
800 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
802 2007-06-11 Diego Novillo <dnovillo@google.com>
804 * Makefile.in (reload1.o-warn): Remove.
806 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
808 * combine.c (subst): Use reg_overlap_mentioned_p
809 instead of comparing register numbers directly.
811 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
813 * reload1.c (mark_home_live_1): Use the mode parameter.
815 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
817 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
818 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
822 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
824 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
826 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
828 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
829 from integer registers.
830 (FP mode splitters): Handle TFmode.
832 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
834 * tree-ssa-structalias.c (find_what_p_points_to): Return false
835 for ref-all pointers that point-to anything.
837 2007-06-11 Joseph Myers <joseph@codesourcery.com>
839 * config/arm/arm.c (arm_output_dwarf_dtprel,
840 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
842 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
844 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
845 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
848 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
850 * gcc/tree.c (signed_or_unsigned_type_for): New.
851 (unsigned_type_for): Use signed_or_unsigned_type_for.
852 (signed_type_for): Use signed_or_unsigned_type_for.
853 * gcc/tree.h (signed_or_unsigned_type_for): New.
854 (get_signed_or_unsigned_type): Remove.
855 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
856 lang_hooks.types.signed_type
857 (size_diffop): Likewise.
858 (all_ones_mask_p): Likewise.
859 (build_range_check): Likewise.
860 (fold_cond_expr_with_comparison): Likewise.
861 (fold_cond_expr_with_comparison): Likewise.
862 (unextend): Likewise.
863 (extract_muldiv_1): Likewise.
864 (fold_single_bit_test_into_sign_test): Likewise.
865 (fold_binary): Likewise.
866 (fold_ternary): Likewise.
867 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
868 instead of get_signed_or_unsigned_type.
869 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
870 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
871 * gcc/expr.c (signed_or_unsigned_type_for): Use
872 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
873 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
874 (lhd_signed_or_unsigned_type): Remove.
875 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
876 signed_or_unsigned_type.
877 (lhd_signed_or_unsigned_type): Remove.
878 * gcc/expmed.c (make_tree): Use signed_type_for instead of
879 lang_hooks.types.signed_type.
880 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
881 c_common_signed_type instead of lang_hooks.types.signed_type.
882 (c_common_unsigned_type): New.
883 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
884 (shorten_compare): Use c_common_unsigned_type instead of
885 c_common_signed_or_unsigned_type.
886 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
888 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
889 lang_hooks.types.signed_type.
890 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
891 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
892 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
893 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
894 instead of unsigned_type_for.
895 * gcc/c-decl.c (groakdeclarator): Likewise.
896 * gcc/c-typeck.c (convert_for_assignment): Likewise.
897 * gcc/c-common.h (c_common_unsigned_type): New.
899 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
902 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
903 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
905 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
908 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
909 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
911 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
912 Sebastian Pop <sebpop@gmail.com>
914 * lambda-code.c (remove_iv): New.
915 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
917 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
919 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
920 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
921 * tree-ssa-loop-prefetch.c: Include optabs.h.
922 (FENCE_FOLLOWING_MOVNT): New macro.
923 (struct mem_ref): Add independent_p and storent_p fields.
924 (record_ref): Initalize the new fields.
925 (gather_memory_references_ref): Return true if the reference
927 (gather_memory_references): Check whether all memory accesses
928 in loop were recorded.
929 (should_issue_prefetch_p): Return false for nontemporal stores.
930 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
931 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
932 (determine_loop_nest_reuse): Detect independent memory references.
933 (loop_prefetch_arrays): Call mark_nontemporal_stores.
934 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
935 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
936 * config/i386/i386.h (x86_mfence): Declare.
937 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
938 * config/i386/i386.c (x86_mfence): New variable.
939 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
941 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
942 * optabs.c (init_optabs): Initialize storent_optab.
943 * optabs.h (enum optab_index): Add OTI_storent.
944 (storent_optab): Declare.
945 * genopinit.c (optabs): Add initialization for storent_optab.
946 * tree.h (MOVE_NONTEMPORAL): New macro.
947 * expr.c (expand_assignment, store_expr, store_constructor_field,
948 store_constructor, store_field, expand_expr_real_1): Propagate
949 nontemporality of the expanded store.
950 (emit_storent_insn): New function.
951 * expr.h (expand_assignment, store_expr): Declaration changed.
952 * function.c (assign_parm_setup_reg): Pass false as nontemporality
953 to expand_assignment.
954 * stmt.c (expand_asm_expr): Ditto.
955 * calls.c (initialize_argument_information): Pass false as
956 nontemporality to store_expr.
957 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
960 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
962 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
964 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
966 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
968 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
969 and allow DECL_P here.
971 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
973 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
974 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
975 track of the size of the expression.
976 * cfghooks.c (merge_blocks): Remove block from loops structure only
977 after call of the merge_blocks hook.
979 2007-06-09 Tom Tromey <tromey@redhat.com>
981 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
982 (deprecated_state): Removed.
983 (start_decl): Update.
984 (enum deprecated_states): Moved earlier.
985 (groktypename): Update.
986 (push_parm_decl): Likewise.
987 (grokfield): Likewise.
988 (start_function): Likewise.
990 2007-06-09 Ian Lance Taylor <iant@google.com>
992 PR tree-optimization/32169
993 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
994 CONVERT_EXPR, check whether min and max both converted to an
995 overflow infinity representation.
997 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
999 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1000 not inserted on the edge.
1002 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1004 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1005 instructions if they are supported.
1006 (__divsi3, __umodsi3, __modsi3): Likewise.
1007 (__ashldi3, __ashrdi3, __lshrdi3): New.
1008 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1010 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1011 Tony Linthicum <tony.linthicum@amd.com>
1013 * doc/extend.texi: Add fvect-cost-model flag.
1014 * common.opt (fvect-cost-model): New flag.
1015 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1016 cost fields in stmt_vec_info struct for STMT.
1017 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1018 fields in stmt_vec_info struct and access functions for the same.
1019 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1020 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1021 load, store and vector to scalar operation.
1022 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1023 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1024 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1025 (TARG_VEC_STORE_COST): Define cost of vector store.
1026 (vect_estimate_min_profitable_iters): Define new function.
1027 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1028 check to evaluate if loop iterations are less than minimum profitable
1029 iterations determined by cost model or minimum vect loop bound defined
1030 by user, whichever is more conservative.
1031 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1032 run-time check to evaluate if loop iterations are less than minimum
1033 profitable iterations determined by cost model or minimum vect loop
1034 bound defined by user, whichever is more conservative.
1035 (vect_estimate_min_profitable_iterations): New function to estimate
1036 mimimimum iterartions required for vector version of loop to be
1037 profitable over scalar version.
1038 (vect_model_reduction_cost): New function.
1039 (vect_model_induction_cost): New function.
1040 (vect_model_simple_cost): New function.
1041 (vect_cost_strided_group_size): New function.
1042 (vect_model_store_cost): New function.
1043 (vect_model_load_cost): New function.
1044 (vectorizable_reduction): Call vect_model_reduction_cost during
1046 (vectorizable_induction): Call vect_model_induction_cost during
1048 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1049 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1050 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1051 vectorizable_promotion, vectorizable_demotion): Call
1052 vect_model_simple_cost during analysis phase.
1054 2007-06-08 Simon Baldwin <simonb@google.com>
1056 * reg-stack.c (get_true_reg): Readability change. Moved default case
1057 label into direct switch statement scope.
1059 2007-06-08 Simon Baldwin <simonb@google.com>
1061 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1062 in gcc_assert() with '==' comparison.
1064 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1066 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1067 TARGET_ABM handling of x86_popcnt variable.
1069 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1071 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1072 __builtin_copysignq and __builtin_infq built-in functions.
1074 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1076 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1077 SSE4.2 section. Correct built-in function names in SSE4A section.
1079 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1081 PR tree-optimization/32243
1082 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1083 for ncopies after ratio check between nunits_out and nunits_in.
1084 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1086 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1088 PR tree-optimization/32224
1089 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1090 vectorization upon a non GIMPLE_MODIFY_STMT.
1092 2007-06-08 Christian Bruel <christian.bruel@st.com>
1095 * config/sh/sh.md (doloop_end): New pattern and splitter.
1096 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1098 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1101 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1103 (verify_dominators): Do not change dominance tree.
1105 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1107 * config/sh/constraints.md: New file.
1108 * config/sh/sh.c: Include tm-constrs.h.
1109 (reg_class_from_letter): Remove.
1110 (prepare_cbranch_operands): Use satisfies_constraint_*
1111 function instead of macro.
1112 (andcosts, broken_move, sh_secondary_reload): Likewise.
1113 * config/sh/predicates.md (trapping_target_operand): Likewise.
1114 (and_operand, arith_operand, arith_reg_or_0_operand,
1115 cmp_operand, logical_operand, target_operand,
1116 ua_address_operand, ua_offset, xor_operand): Likewise.
1117 * config/sh/sh.md: Include constraints.md.
1118 (*movsicc_t_false): Use satisfies_constraint_* function
1120 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1121 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1122 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1123 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1124 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1125 (REG_CLASS_FROM_CONSTRAINT): Remove.
1126 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1127 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1128 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1129 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1130 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1131 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1132 function instead of macro.
1133 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1134 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1135 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1136 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1137 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1138 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1139 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1140 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1141 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1142 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1143 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1144 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1145 EXTRA_CONSTRAINT_STR): Likewise.
1146 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1148 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1150 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1152 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1155 * c-common.h (flag_cpp0x): Replaced by...
1156 (cxx_dialect): ... this new variable specifying the C++ dialect that
1158 * c-common.c (flag_cpp0x): Removed.
1159 (cxx_dialect): Defined.
1160 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1162 * c-opts.c (c_common_post_options): Likewise.
1163 (set_std_cxx98): Set cxx_dialect to cxx98.
1164 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1166 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1167 Hui-May Chang <hm.chang@apple.com>
1169 * doc/invoke.texi (Darwin Options): Update documentation for
1170 -mmacosx-version-min.
1171 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1172 * config/darwin-driver.c: New file.
1173 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1174 * config/t-darwin (darwin-driver.o): New rule.
1176 * config/darwin-c.c (version_as_macro): Ignore low digit.
1178 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1181 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1182 (CSGNMODE): New mode macro.
1183 (CSGNVMODE): New mode attribute.
1184 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1185 expander using CSGNMODE mode macro. Handle TFmode.
1186 (copysign<mode>3_const): Rename from copysignsf3_const and
1187 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1189 (copysign<mode>3_var): Rename from copysignsf3_var and
1190 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1192 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1193 mode macro. Handle TFmode.
1194 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1195 (iortf3, *iortf3): Ditto.
1196 (xortf3, *xortf3): Ditto.
1197 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1198 TFmode and TImode masks.
1199 (ix86_expand_copysign): Expand TFmode copysign insn.
1200 (IX86_BUILTIN_INFQ): New.
1201 (IX86_BUILTIN_FABSQ): Ditto.
1202 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1203 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1204 [__builtin_fabsq]: Ditto.
1205 [__builtin_copysignq]: Ditto.
1206 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1207 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1208 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1209 ix86_expand_binop_builtin().
1211 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1213 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1215 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1218 * rtl.h (push_to_sequence2): New.
1219 * emit-rtl.c (push_to_sequence2): New.
1220 * function.c (assign_parm_data_all): Add new fields.
1221 (assign_parm_setup_block): Call push_to_sequence2 instead of
1223 (assign_parm_setup_reg): Ditto.
1224 (assign_parm_setup_stack): Ditto.
1225 (assign_parms_unsplit_complex): Ditto.
1226 (assign_parms): Change field name.
1228 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1230 PR tree-optimization/32220
1231 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1232 phi node is reached before defining statement.
1234 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1237 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1238 after changing the right hand side of the assignment.
1240 2007-06-06 Eric Christopher <echristo@apple.com>
1242 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1243 (x86_64-*-darwin*): Ditto.
1244 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1245 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1247 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1249 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1251 (add_key): Likewise.
1252 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1253 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1255 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1256 (add_cost_one_coalesce): Likewise.
1257 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1258 variable names. Rename orig to orig_name for consistency.
1259 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1261 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1262 (record_equivalences_from_stmt): Likewise.
1263 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1264 the coding conventions.
1265 (memory_ssa_name_same): Likewise.
1266 (dse_optimize_stmt): Likewise.
1267 (dse_record_phis): Likewise.
1268 (dse_finalize_block): Likewise.
1269 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1270 keywords as variable names.
1271 (may_move_till): Cast according to the coding conventions.
1272 (force_move_till_expr): Avoid using C++ keywords as variable names.
1273 (force_move_till): Cast according to the coding conventions.
1274 (memref_hash): Likewise.
1275 (memref_eq): Likewise.
1276 (gather_mem_refs_stmt): Likewise.
1277 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1278 keywords as variable names.
1279 (idx_find_step): Cast according to the coding conventions.
1280 (idx_record_use): Likewise.
1281 (find_depends): Likewise.
1282 (prepare_decl_rtl): Likewise.
1283 (mbc_entry_hash): Likewise.
1284 (mbc_entry_eq): Likewise.
1285 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1286 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1287 (idx_infer_loop_bounds): Cast according to the coding conventions.
1288 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1289 * tree-ssa-math-opts.c (occ_new ): Likwise.
1290 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1292 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1294 (add_use_op): Likewise.
1295 (add_vop): Likewise.
1296 (add_vuse_op): Likewise.
1297 (add_vdef_op): Likewise.
1298 (get_expr_operands): Likewise.
1299 (push_stmt_changes): Use type safe memory macros.
1300 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1301 keywords as variable names.
1302 (conditional_replacement): Likewise.
1303 (minmax_replacement): Likewise.
1304 (abs_replacement): Likewise.
1305 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1307 (insert_fake_stores): Avoid using C++ keywords as variable names.
1308 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1310 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1311 (heapvar_insert): Use type safe memory macros.
1312 (new_var_info): Cast according to the coding conventions.
1313 (new_constraint): Likewise.
1314 (remove_preds_and_fake_succs): Use type safe memory macros.
1315 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1317 (thread_single_edge): Likewise.
1318 (thread_through_loop_header): Likewise.
1320 2007-06-06 Eric Christopher <echristo@apple.com>
1322 * config/i386/i386.c (override_options): Move handling
1323 of TARGET_SUBTARGET* earlier.
1325 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1327 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1330 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1332 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1333 emited outside of basic block.
1334 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1336 * rtl.h (delete_insn_chain): Declaration changed.
1337 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1339 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1340 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1341 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1342 to delete_insn_chain.
1343 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1344 do not have bb field set.
1345 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1347 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1348 * cfgcleanup.c (try_optimize_cfg): Ditto.
1350 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1352 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1353 (lambda_body_vector_new): Use type safe memory macros.
1354 (lambda_linear_expression_new): Likewise.
1355 (lambda_loopnest_new): Likewise.
1356 (lambda_lattice_new): Likewise.
1357 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1358 conventions. Use type safe memory macros.
1359 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1360 (lambda_body_vector_s): Likewise.
1361 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1362 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1364 2007-06-06 Richard Guenther <rguenther@suse.de>
1366 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1367 if we need to schedule cfg_cleanup.
1368 (tree_ssa_forward_propagate_single_use_vars): Do so.
1370 2007-06-06 Ian Lance Taylor <iant@google.com>
1372 * fold-const.c (merge_ranges): If range_successor or
1373 range_predecessor fail, just return 0.
1375 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1377 PR tree-optimization/32216
1378 * tree-vectorizer.c (supportable_widening_operation): Determine
1379 signedness of FIX_TRUNC_EXPR from output operand.
1380 (supportable_narrowing_operation): Ditto.
1381 * tree-vect-generic.c (expand_vector_operations_1): Determine
1382 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1385 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1387 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1388 (struct pta): ...from here. Change flags to unsigned to avoid
1389 excessive casting (as it is used as a bit mask).
1390 (override_options): Add casts according to the coding convenventions.
1391 (x86_64_elf_unique_section): Likewise.
1392 (examine_argument): Avoid using C++ keywords as variable names.
1393 (construct_container): Likewise.
1394 (legitimize_pic_address): Likewise.
1395 (get_dllimport_decl): Cast according to the coding conventions. Use
1396 type safe memory macros.
1397 (legitimize_address): Cast according to the coding conventions.
1398 (emit_i387_cw_initialization): Corrected the type of slot to enum
1400 (ix86_init_machine_status): Use type safe memory macros.
1401 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1402 (bdesc_pcmpistr): Likewise.
1403 (bdesc_crc32): Likewise.
1404 (bdesc_sse_3arg): Likewise.
1405 (bdesc_2arg): Likewise.
1406 (bdesc_1arg): Likewise.
1407 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1408 (ix86_expand_sse_pcmpistr): Likewise.
1409 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1410 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1411 int to match the langhook definition.
1412 (ix86_builtin_conversion): Change the type of code to unsigned init to
1413 match the langhook definition.
1414 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1416 (ix86_preferred_output_reload_class): Likewise.
1417 (ix86_cannot_change_mode_class): Likewise.
1418 (ix86_memory_move_cost): Likewise.
1419 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1420 avoid excessive casting later on.
1421 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1423 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1425 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1426 as flags setting insn.
1427 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1429 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1431 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1432 (UNSPEC_ROUND): New.
1433 ("sse4_1_round<mode>2"): New insn pattern.
1434 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1436 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1437 expander using SSEMODEF mode macro. Expand using
1438 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1439 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1440 expander using SSEMODEF mode macro. Expand using
1441 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1442 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1443 expander using SSEMODEF mode macro. Expand using
1444 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1445 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1446 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1447 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1450 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1451 Sebastian Pop <sebpop@gmail.com>
1453 * lambda.h (build_linear_expr): New.
1454 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1455 Use build_linear_expr, call fold and force_gimple_operand.
1456 (lambda_loopnest_to_gcc_loopnest): Check that there is
1457 something to insert.
1458 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1460 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1462 PR preprocessor/23479
1463 * doc/extend.texi: Document the 0b-prefixed binary integer
1466 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1468 PR tree-optimization/32215
1469 * tree-vectorizer.c (supportable_widening_operation): Return false
1470 for unsupported FIX_TRUNC_EXPR tree code.
1471 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1473 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1475 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1476 register on SPE targets. Change documentation to reflect
1478 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1479 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1480 out of the register allocation pool.
1481 (rs6000_reg_live_or_pic_offset_p): New function.
1482 (rs6000_emit_prologue): Move the actual saving of LR up to free
1483 r0 for holding r11. Split saving of SPE 64-bit registers into
1484 its own case. Ensure that offsets will always be in-range for
1485 'evstdd' by using r11 as a scratch register to point at the start
1486 of the SPE save area. Save r11 if necessary, as it is the static
1488 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1489 into its own case. Ensure that offsets will always be in-range
1490 for 'evldd' by using r11 as a scratch register to point at the
1491 start of the SPE save area. Also adjust r11 when restoring
1492 the stack pointer to compensate for pre-loading r11.
1494 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1496 * cfg.c (init_flow): Use type safe memory macros.
1497 (alloc_block): Likewise.
1498 (unchecked_make_edge): Likewise.
1499 (dump_flow_info): Avoid using C++ keywords as variable names.
1500 (copy_original_table_clear): Cast according to the coding conventions.
1501 (copy_original_table_set): Likewise.
1502 * cfgexpand (label_rtx_for_bb): Likewise.
1503 (expand_gimple_basic_block): Likewise.
1504 * cfghooks.c (dump_bb): Likewise.
1505 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1507 (lv_add_condition_to_bb): Likewise.
1508 * cfglayout (relink_block_chain): Cast according to the coding
1510 (fixup_reorder_chain): Likewise.
1511 (fixup_fallthru_exit_predecessor): Likewise.
1512 * cfgloop.c (glb_enum_p): Likewise.
1513 (get_exit_description): Likewise.
1514 (dump_recorded_exit): Likewise.
1515 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1516 (struct loop): ... from here.
1517 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1519 * cfgrtl.c (rtl_create_basic_block): Likewise.
1520 (rtl_split_block): Likewise.
1521 (rtl_dump_bb): Likewise.
1522 (cfg_layout_split_block): Likewise.
1523 (init_rtl_bb_info): Use typesafe memory macros.
1525 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1526 * graphds.h: Updated all usages of edge to graph_edge.
1527 * graphds.c: Likewise.
1528 * cfgloopanal.c: Likewise.
1530 2007-06-05 Ian Lance Taylor <iant@google.com>
1532 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1533 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1534 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1536 (test_for_singularity): Likewise.
1538 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1540 * config/i386/constraints.md ("Y2"): Replaced by ...
1542 * config/i386/i386.md: Likewise.
1543 * config/i386/mmx.md: Likewise.
1544 * config/i386/sse.md: Likewise.
1546 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1548 * config/i386/constraints.md ("z"): Replaced by ...
1550 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1551 (sse4_1_blendvps): Likewise.
1552 (sse4_1_pblendvb): Likewise.
1553 (sse4_2_pcmpestr): Likewise.
1554 (sse4_2_pcmpestrm): Likewise.
1555 (sse4_2_pcmpestr_cconly): Likewise.
1556 (sse4_2_pcmpistr): Likewise.
1557 (sse4_2_pcmpistrm): Likewise.
1558 (sse4_2_pcmpistr_cconly): Likewise.
1560 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1562 * matrix-reorg.c (transform_access_sites): Fix computation.
1563 (transform_allocation_sites): Same.
1565 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/i386.c (override_options): Use
1568 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1570 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1572 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1573 (nonimm_not_xmm0_operand): Ditto.
1574 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1575 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1576 as operand[2] predicate. Require "z" class XMM register for
1577 operand[3]. Adjust asm template.
1578 ("sse4_1_blendvpd"): Ditto.
1579 ("sse4_1_pblendvb"): Ditto.
1580 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1581 force op2 into xmm0 register for variable blend instructions.
1583 2007-06-04 Tom Tromey <tromey@redhat.com>
1585 * c-tree.h (start_enum): Update.
1586 (build_enumerator): Likewise.
1587 * c-decl.c (enum_next_value): Removed.
1588 (enum_overflow): Likewise.
1589 (start_enum): Add c_enum_contents argument. Don't use globals.
1590 (build_enumerator): Likewise.
1591 * c-tree.h (struct c_enum_contents): New struct.
1593 2007-06-04 Tom Tromey <tromey@redhat.com>
1595 * c-common.c (c_common_get_alias_set): Fix indentation.
1597 2007-06-04 Ian Lance Taylor <iant@google.com>
1599 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1600 to overflow, reduce overflow infinity to regular infinity.
1601 (vrp_var_may_overflow): New static function.
1602 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1604 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1606 * stor-layout.c (layout_type): Remove duplicate code.
1608 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1611 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1612 before build_common_builtin_nodes ().
1614 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1617 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1619 2007-06-04 Jan Hubicka <jh@suse.cz>
1621 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1622 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1623 instead of _stat version.
1625 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1627 PR tree-optimization/32194
1628 * tree-predcom.c (determine_offset): Check that both references have
1631 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1633 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1634 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1635 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1636 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1637 Add argument to iterate_fix_dominators call.
1638 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1639 * gcse.c (hoist_code): Change domby to vector.
1640 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1641 Add argument to iterate_fix_dominators call.
1642 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1643 recompute_dominator.
1644 * lambda-code.c (perfect_nestify): Ditto.
1645 * cfgloopanal.c: Include graphds.h.
1646 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1647 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1648 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1650 * graphds.c: New file.
1651 * graphds.h: New file.
1652 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1653 (get_dominated_by, get_dominated_by_region): Change return type to
1655 (verify_dominators): Recompute all dominators and compare the results.
1656 (recount_dominator): Renamed to ...
1657 (recompute_dominator): ... this. Do not check that the block is
1659 (iterate_fix_dominators): Reimplemented.
1660 (prune_bbs_to_update_dominators, root_of_dom_tree,
1661 determine_dominators_for_sons): New functions.
1662 * et-forest.c (et_root): New function.
1663 * et-forest.h (et_root): Declare.
1664 * Makefile.in (graphds.o): Add.
1665 (cfgloopanal.o): Add graphds.h dependency.
1666 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1667 * basic-block.h (get_dominated_by, get_dominated_by_region,
1668 iterate_fix_dominators): Declaration changed.
1669 (recount_dominator): Renamed to ...
1670 (recompute_dominator): ... this.
1671 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1672 (thread_through_all_blocks): Do not free dominance info.
1674 2007-06-03 Andreas Schwab <schwab@suse.de>
1676 * config/m68k/m68k.c (override_options): Don't override
1678 * config/m68k/m68k-modes.def (SF, DF): Define to use
1679 motorola_single_format and motorola_double_format, resp.
1680 * real.c (motorola_single_format): Renamed from
1681 coldfire_single_format.
1682 (motorola_double_format): Renamed from coldfire_double_format.
1683 (encode_ieee_extended): Generate a proper canonical NaN image
1684 respecting canonical_nan_lsbs_set.
1685 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1687 * real.h: Adjust declarations.
1689 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1692 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1693 the symbol is generated with the stack protector.
1695 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1697 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1698 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1700 * doc/extend.texi (interrupt): Mention m68k.
1702 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1704 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1705 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1706 (ix86_expand_sse_pcmpestr): Do not check operands for
1707 "register_operand", when insn operand predicate is "register_operand".
1708 (ix86_expand_sse_pcmpistr): Ditto.
1710 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1711 Uros Bizjak <ubizjak@gmail.com>
1713 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1714 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1715 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1716 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1717 * config/i386/constraints.md ("z"): New register constraint
1718 for members of SSE_FIRST_REG class.
1719 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1720 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1721 SSE_FIRST_REG class.
1722 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1723 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1724 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1725 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1726 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1727 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1728 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1729 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1730 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1731 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1732 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1733 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1734 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1735 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1736 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1737 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1738 (struct builtin_description): Change "flag" field to unsigned.
1739 (bdesc_pcmpestr): New builtin description table.
1740 (bdesc_pcmpistr): Likewise.
1741 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1742 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1743 Initialize pcmp[ei]str[im] insns for SSE4.2.
1744 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1745 (ix86_expand_sse_pcmpistr): Likewise.
1746 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1747 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1748 (UNSPEC_PCMPISTR): Likewise.
1749 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1750 (sse4_2_pcmpestri):New isns pattern.
1751 (sse4_2_pcmpestrm): Likewise.
1752 (sse4_2_pcmpestr_cconly): Likewise.
1753 (sse4_2_pcmpistr): New insn patern and splitter.
1754 (sse4_2_pcmpistri):New isns pattern.
1755 (sse4_2_pcmpistrm): Likewise.
1756 (sse4_2_pcmpistr_cconly): Likewise.
1757 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1760 2007-06-01 David Daney <ddaney@avtrex.com>
1762 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1763 LOADGP_ABSOLUTE and not binds_local_p.
1765 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1767 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1769 2007-06-01 Ian Lance Taylor <iant@google.com>
1771 * tree-vrp.c (compare_name_with_value): Always set
1772 used_strict_overflow if we get a result from the variable itself.
1774 2007-06-01 Ian Lance Taylor <iant@google.com>
1776 PR rtl-optimization/31455
1777 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1778 subregs which have a cast between modes which are not tieable.
1780 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1782 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1783 breaks after return statements.
1785 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1787 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1788 only after no_new_pseudos.
1790 2007-05-31 Eric Christopher <echristo@apple.com>
1792 * expr.c (convert_move): Assert that we don't have a BLKmode
1794 (store_expr): Handle BLKmode moves by calling emit_block_move.
1796 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1798 * c-typeck.c (build_indirect_ref): Include type in error message.
1799 (build_binary_op): Pass types to binary_op_error.
1800 * c-common.c (binary_op_error): Take two type arguments, print out
1802 * c-common.h (binary_op_error): Update prototype.
1804 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1806 * config/i386/i386.c: Correct coments on -mno-sse4.
1808 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1810 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1811 (x86_64-*-*): Likewise.
1812 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1813 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1814 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1815 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1816 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1817 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1818 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1819 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1820 (OPTION_MASK_ISA_SSE4): Likewise.
1821 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1822 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1823 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1824 (override_options): Support SSE4.2.
1825 (ix86_build_const_vector): Support SImode and DImode.
1826 (ix86_build_signbit_mask): Likewise.
1827 (ix86_expand_int_vcond): Support V2DImode.
1828 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1829 (IX86_BUILTIN_CRC32HI): Likewise.
1830 (IX86_BUILTIN_CRC32SI): Likewise.
1831 (IX86_BUILTIN_CRC32DI): Likewise.
1832 (IX86_BUILTIN_PCMPGTQ): Likewise.
1833 (bdesc_crc32): Likewise.
1834 (bdesc_sse_3arg): Likewise.
1835 (ix86_expand_crc32): Likewise.
1836 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1837 (ix86_expand_builtin): Likewise.
1838 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1839 __SSE4_2__ for -msse4.2.
1840 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1841 (CRC32MODE): Likewise.
1842 (crc32modesuffix): Likewise.
1843 (crc32modeconstraint): Likewise.
1844 (sse4_2_crc32<mode>): Likewise.
1845 (sse4_2_crc32di): Likewise.
1846 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1848 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1849 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1850 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1851 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1852 (vcondu<mode>): Likewise.
1853 * doc/extend.texi: Document SSE4.2 built-in functions.
1854 * doc/invoke.texi: Document -msse4.2/-msse4.
1856 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1858 PR tree-optimization/32160
1859 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1860 variable as gimple reg.
1861 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1863 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1865 * gcc.c (main): Don't consider linker options when issuing the
1866 warning about a linker input file not being used.
1868 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1870 * tree-vrp.c (compare_names): Initialize sop.
1872 2007-05-30 Dirk Mueller <dmueller@suse.de>
1874 * cgraphunit.c (cgraph_analyze_function): Remove
1875 computation of inline parameters.
1877 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1879 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1881 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1883 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1884 Add vx-common.h. Include vxworks.h between vx-common.h and
1886 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1888 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1889 (TARGET_ASM_DESTRUCTOR): Likewise.
1890 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1891 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1892 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1893 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1894 (VXWORKS_ENDIAN_SPEC): Define.
1895 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1896 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1897 VXWORKS_* equivalents.
1898 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1899 (ASM_FILE_START): Delete.
1900 (TARGET_VERSION): Reformat.
1901 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1902 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1903 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1904 (FPBIT, DPBIT): Define.
1905 (fp-bit.c, dp-bit.c): New rules.
1906 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1907 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1908 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1909 * config/arm/arm.h: Include vxworks-dummy.h.
1910 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1911 Mark with ATTRIBUTE_UNUSED.
1912 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1913 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1914 make it incompatible with -msingle-pic-base.
1915 (arm_function_ok_for_sibcall): Return false for calls that might
1916 go through a VxWorks PIC PLT entry.
1917 (require_pic_register): New function, split out from...
1918 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1920 (arm_load_pic_register): Handle the VxWorks RTP initialization
1921 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1922 (arm_emit_call_insn): New function.
1923 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1924 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1925 (pic_offset_arm): New pattern.
1926 (call, call_value): Use arm_emit_call_insn.
1927 (call_internal, call_value_internal): New expanders.
1928 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1929 VxWorks unless __PIC__.
1931 2007-05-30 Eric Christopher <echristo@gmail.com>
1933 * genrecog.c: Include regs.h in generated file.
1934 * genemit.c: Ditto. Fix up formatting.
1935 * config/mn10300/constraints.md: New.
1936 * config/mn10300/mn10300.md: Include.
1937 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1938 Fix up for removed macro.
1939 * config/mn10300/predicates.md (call_address_operand): Ditto.
1940 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1941 (CONST_OK_FOR_I): Ditto.
1942 (CONST_OK_FOR_J): Ditto.
1943 (CONST_OK_FOR_K): Ditto.
1944 (CONST_OK_FOR_L): Ditto.
1945 (CONST_OK_FOR_M): Ditto.
1946 (CONST_OK_FOR_N): Ditto.
1947 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1951 (EXTRA_CONSTRAINT): Ditto.
1953 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1955 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1957 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1958 OPTION_MASK_ISA_64BIT.
1959 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1961 2007-05-30 Richard Guenther <rguenther@suse.de>
1964 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1965 types for comparison.
1966 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
1967 with original typed arguments.
1968 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
1970 2007-05-30 Jakub Jelinek <jakub@redhat.com>
1972 PR tree-optimization/31769
1973 * except.c (duplicate_eh_regions): Clear prev_try if
1974 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
1976 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1978 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1979 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1980 bsi of the location where statements should be inserted.
1981 (sink_code_in_bb): Take bsi from statement_sink_location.
1982 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1983 instead of bsi_start.
1984 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
1986 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
1987 (bsi_move_before): Document inconsistency with bsi_move_after.
1988 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
1990 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1992 * config/i386/i386.h (TARGET_ABM): New define.
1993 (TARGET_POPCNT): Ditto.
1994 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
1995 New temporary defines to redefine from OPTION_ISA_* defines.
1996 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
1997 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
1998 (ix86_isa_flags): New extern int declaration.
1999 (TARGET_SUBTARGET_DEFAULT): New define.
2000 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2001 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2002 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2003 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2004 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2005 * config/i386/darwin.h: Change TARGET_64BIT define to
2008 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2009 using existing "ix86_isa_flags" varible.
2010 (m32, m64): Use existing "ix86_isa_flags" variable.
2011 (mmmx, m3dnow): Ditto.
2012 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2013 (mabm): Define as non-negative option using "x86_abm" variable.
2014 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2016 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2017 Rewrite feature test bitmap.
2018 (ix86_isa_flags): New initialized global int varible.
2019 (ix86_isa_flags_explicit): New static int variable.
2020 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2021 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2022 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2023 target_flags_explicit.
2024 (override_options): Remove "target_enable" and "target_disable" fields
2025 from "struct ptt". Update processor_target_table accordingly. Remove
2026 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2027 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2028 "target_flags" and "ix86_isa_flags_explicit" instead of
2029 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2030 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2031 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2032 to true when either of PTA_POPCNT or PTA_ABM is set in
2033 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2034 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2035 processor_alias_table flags entry. Remove handling of
2036 "target_enable" and "target_disable" fields of processor_target_table.
2037 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2038 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2039 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2040 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2041 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2043 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2045 2007-05-29 David Daney <ddaney@avtrex.com>
2048 * config/mips/mips.c (mips_output_mi_thunk): Emit
2049 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2051 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2052 * config/i386/i386.c (ix86_function_regparm): Added checking of
2053 ix86_force_align_arg_pointer to determine the number of
2054 register parameters.
2056 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2058 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2059 (SET_DR_MISALIGNMENT): New.
2060 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2061 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2062 Use SET_DR_MISALIGNMENT.
2063 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2065 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2066 find_loop_nest): Export.
2067 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2068 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2069 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2070 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2072 (struct mem_ref): Add field reuse_distance.
2073 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2074 Initialize reuse_distance field.
2075 (issue_prefetch_ref): Select temporality of prefetch according to
2077 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2078 self_reuse_distance, determine_loop_nest_reuse): New functions.
2079 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2080 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2081 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2084 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2086 * tree-ssa-alias.c: Add aliasing overview.
2088 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2089 Danny Smith <dannysmith@users.sourceforge.net>
2092 * config/i386/t-crtfm: Compile crtfastmath.o with
2093 -minline-all-stringops.
2094 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2095 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2097 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2099 * doc/md.texi: Document constraints on HP PA-RISC.
2101 * pa/constraints.md: New file.
2102 * pa.md: Include constraints.md.
2103 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2104 (integer_store_memory_operand, ldil_cint_p): New functions.
2105 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2106 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2107 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2108 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2109 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2111 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2114 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2115 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2116 case POSTDECREMENT_EXPR>): Return the error_mark_node
2117 if either the real or imaginary parts would an
2120 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2122 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2123 name when we remove it from a call.
2125 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2127 * targhooks.c (default_narrow_bitfield): Remove.
2128 * targhooks.h: Remove the prototype for
2129 default_narrow_bitfield.
2131 * langhooks-def.h: Remove the prototype for
2132 hook_get_alias_set_0.
2133 * langhooks.c (hook_get_alias_set_0): Remove.
2135 * global.c (EXECUTE_IF_CONFLICT): Remove.
2137 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2140 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2141 return true when truth_value_p is true and the type
2144 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2146 * doc/install.texi (Prerequisites): We no longer require Autoconf
2147 2.13 for the top-level.
2149 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2151 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2152 memory access via x86_expand_vector_move_misalign() only for
2153 TImode values on 32-bit targets.
2155 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2157 * matrix-reorg.c: New file. Implement matrix flattening and
2158 transposing optimization.
2159 * tree-pass.h: Add matrix reorg pass.
2160 * common.opt: Add fipa-mreorg flag.
2161 * Makefile.in: Add matrix-reorg.c.
2162 * passes.c: Add matrix reorg pass.
2163 * varpool.c (add_new_static_var): New function.
2164 * cgraph.h (add_new_static_var): Declare.
2166 2007-05-27 Eric Christopher <echristo@apple.com>
2168 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2169 sp_offset depending on stack size. Save r12 depending
2170 on registers we're saving later.
2171 (rs6000_emit_epilogue): Update sp_offset depending only
2174 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2176 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2177 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2178 * ifcvt.c (if_convert): Ditto.
2179 * tree-ssa-threadupdate.c (thread_block): Ditto.
2180 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2181 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2182 verify_loop_closed_ssa): Check number_of_loops instead of
2184 * predict.c (tree_estimate_probability): Ditto.
2185 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2186 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2187 * modulo-sched.c (sms_schedule): Ditto.
2188 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2189 (scev_finalize): Do not do anything if scev analysis was not
2191 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2192 current_loops == NULL.
2193 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2194 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2196 (loop_optimizer_finalize): Assert that loops were analyzed.
2197 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2198 rtl_doloop): Check number_of_loops instead of current_loops.
2199 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2200 current_loops == NULL.
2201 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2202 gate_tree_vectorize tree_linear_transform, check_data_deps,
2203 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2204 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2205 Check number_of_loops instead of current_loops.
2206 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2207 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2208 free loops if available.
2209 (execute_pre): Do not pass do_fre to fini_pre.
2211 2007-05-27 Tobias Burnus <burnus@net-b.de>
2214 * real.c (mpfr_from_real): Fix sign of -Inf.
2216 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2218 * tree-vect-transform.c (vectorizable_conversion): Initialize
2219 tree_code variables to ERROR_MARK.
2220 (vectorizable_type_demotion): Likewise.
2221 (vectorizable_type_promotion): Likewise.
2223 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2226 * config/i386/i386.md (movti): Handle push operands via
2229 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2231 * basic-block.h: Remove the prototype for merge_seq_blocks.
2232 * cfgcleanup.c (merge_seq_blocks): Remove.
2234 * tree-flow.h: Remove the prototype for is_aliased_with.
2235 * tree-ssa-alias.c (is_aliased_with): Remove.
2237 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2239 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2241 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2243 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2244 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2245 (vec_unpacks_hi_v16qi): Likewise.
2246 (vec_unpacku_lo_v16qi): Likewise.
2247 (vec_unpacks_lo_v16qi): Likewise.
2248 (vec_unpacku_hi_v8hi): Likewise.
2249 (vec_unpacks_hi_v8hi): Likewise.
2250 (vec_unpacku_lo_v8hi): Likewise.
2251 (vec_unpacks_lo_v8hi): Likewise.
2252 (vec_unpacku_hi_v4si): Likewise.
2253 (vec_unpacks_hi_v4si): Likewise.
2254 (vec_unpacku_lo_v4si): Likewise.
2255 (vec_unpacks_lo_v4si): Likewise.
2257 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2259 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2260 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2261 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2262 follow spelling conventions in various
2263 warning/error/diagnostic messages.
2265 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2266 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2267 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2268 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2269 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2270 * doc/tm.texi: Follow spelling conventions.
2272 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2275 * tree-ssa-forwprop.c
2276 (forward_propagate_addr_into_variable_array_index): Remove
2277 the lhs argument. Use the type of def_rhs instead of lhs.
2278 (forward_propagate_addr_expr_1): Update use of
2279 forward_propagate_addr_into_variable_array_index.
2281 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2282 Nigel Stephens <nigel@mips.com>
2284 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2285 function attributes, "far" being an alias for "long_call".
2286 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2287 (mips_near_type_p, mips_far_type_p): New.
2288 (mips_comp_type_attributes): New function to check that attributes
2289 attached to a function type are compatible.
2290 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2291 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2292 to the target function of the thunk.
2293 (mips_encode_section_info): Check for "near" and "far" function
2294 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2296 * config/mips/predicates.md (const_call_insn_operand): Test only
2297 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2299 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2302 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2303 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2304 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2305 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2307 2007-05-25 Eric Christopher <echristo@apple.com>
2309 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2310 to x86-darwin configurations.
2311 * config/i386/t-darwin: Add softfp support.
2312 * config/i386/t-darwin64: Ditto.
2313 * config/i386/sfp-machine.h: If mach then don't use
2314 aliasing, emit a stub to call.
2316 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2318 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2319 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2320 tree-predcom.c, tree-ssa-alias-warnings.c,
2321 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2322 comment typos. Follow spelling conventions.
2323 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2325 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2328 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2329 constants into memory. Expand unaligned memory references for
2330 SSE modes via x86_expand_vector_move_misalign() function.
2332 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2334 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2335 "memory" attribute for "sseishft" type insn without operands[2].
2337 2007-05-25 Dirk Mueller <dmueller@suse.de>
2338 Marcus Meissner <meissner@suse.de>
2340 * doc/extend.texi (alloc_size): New attribute.
2341 * c-common.c (handle_alloc_size_attribute): New.
2342 * tree-object-size.c (alloc_object_size): Use alloc_size
2343 attribute, if available.
2345 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2347 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2349 (__builtin_ia32_vec_ext_v2di): Likewise.
2350 (__builtin_ia32_vec_ext_v4si): Likewise.
2351 (__builtin_ia32_vec_ext_v8hi): Likewise.
2352 (__builtin_ia32_vec_ext_v16qi): Likewise.
2353 (__builtin_ia32_vec_set_v8hi): Likewise.
2355 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2357 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2359 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2361 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2362 (arm_is_longcall_p): Rename to...
2363 (arm_is_long_call_p): ...this. Take a single tree argument and
2365 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2366 (CUMULATIVE_ARGS): Remove call_cookie.
2367 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2368 (ENCODED_LONG_CALL_ATTR_P): Delete.
2369 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2370 LONG_CALL_FLAG_CHAR cases.
2371 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2372 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2373 ARM_DECLARE_FUNCTION_SIZE.
2374 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2375 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2376 (arm_encode_call_attribute, current_file_function_operand): Delete.
2377 (arm_function_in_section_p): New function.
2378 (arm_is_longcall_p): Rename to...
2379 (arm_is_long_call_p): ...this. Take the target function as a single
2380 argument and return a bool. Do not rely on call cookies. Check
2381 whether the target symbol is in the same section as the current
2382 function, not just the same compilation unit.
2383 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2384 (arm_encode_section_info): Don't encode a call type.
2385 * config/arm/arm.md (call, call_value): Update calls to
2386 arm_is_long(_)call_p. Simplify logic.
2387 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2388 Update calls to arm_is_long(_)call_p.
2390 2007-05-25 Richard Guenther <rguenther@suse.de>
2392 PR tree-optimization/31982
2393 * tree-ssa-forwprop.c
2394 (forward_propagate_addr_into_variable_array_index): Handle arrays
2395 with element size one.
2397 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2399 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2400 (umulsi3_highpart): Likewise.
2402 2007-05-24 Ian Lance Taylor <iant@google.com>
2404 PR rtl-optimization/32069
2405 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2408 2007-05-24 Ollie Wild <aaw@google.com>
2410 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2413 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2415 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2416 (oprs_unchanged_p): Use it to check all registers in a REG.
2417 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2418 (reg_set_between_after_reload_p): Delete.
2419 (reg_used_between_after_reload_p): Likewise.
2420 (reg_set_or_used_since_bb_start): Likewise.
2421 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2422 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2423 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2424 * rtlanal.c (reg_set_p): Check whether REG overlaps
2425 regs_invalidated_by_call, rather than just checking the
2426 membership of REGNO (REG).
2428 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2430 * doc/passes.texi: Document predictive commoning.
2431 * doc/invoke.texi (-fpredictive-commoning): Document.
2432 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2433 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2434 adding indices to the generated name.
2435 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2436 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2437 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2438 (op_symbol_code): ... and exported.
2439 (dump_omp_clause, op_symbol): Use op_symbol_code
2440 instead of op_symbol_1.
2441 * tree-pass.h (pass_predcom): Declare.
2442 * timevar.def (TV_PREDCOM): New timevar.
2443 * tree-ssa-loop.c (run_tree_predictive_commoning,
2444 gate_tree_predictive_commoning, pass_predcom): New.
2445 * tree-data-ref.c (find_data_references_in_loop): Find the
2446 references in dominance order.
2447 (canonicalize_base_object_address): Ensure that the result has
2449 (dr_analyze_innermost): Export.
2450 (create_data_ref): Code to fail for references with invariant
2452 (find_data_references_in_stmt): ... here.
2453 * tree-data-ref.h (dr_analyze_innermost): Declare.
2454 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2455 (aff_combination_find_elt, name_expansion_hash,
2456 name_expansion_eq, tree_to_aff_combination_expand,
2457 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2459 * tree-affine.h (aff_combination_constant_multiple_p,
2460 tree_to_aff_combination_expand): Declare.
2461 * tree-predcom.c: New file.
2462 * common.opt (fpredictive-commoning): New option.
2463 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2464 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2465 * Makefile.in (tree-predcom.o): Add.
2466 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2467 * passes.c (init_optimization_passes): Add dceloop after
2468 copy propagation in loop optimizer. Add predictive commoning
2469 to loop optimizer passes.
2471 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2473 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2476 2007-05-24 Jan Hubicka <jh@suse.cz>
2478 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2480 (genheader): Include statistics.h.
2482 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2484 * print-rtl.c (flag_dump_unnumbered): Update comments.
2485 (print_rtl): Fix my previous change.
2486 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2489 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2492 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2494 (thread_through_all_blocks): Call initialize_original_copy_tables
2495 and free_original_copy_tables.
2496 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2498 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2499 * cfghooks.c (duplicate_block): Use get_loop_copy.
2500 * cfg.c: Include cfgloop.h.
2501 (loop_copy): New hash table.
2502 (initialize_original_copy_tables): Initialize loop_copy table.
2503 (free_original_copy_tables): Free loop_copy table.
2504 (copy_original_table_clear, copy_original_table_set,
2505 set_loop_copy, get_loop_copy): New functions.
2506 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2507 * cfgloop.h (struct loop): Remove copy field.
2508 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2509 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2511 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2513 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2514 -msse/-msse2/-msse3.
2516 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2518 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2519 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2521 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2524 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2525 * targhooks.h (default_mangle_decl_assembler_name): Declare
2527 * targhooks.c (default_mangle_decl_assembler_name): Define
2529 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2531 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2532 * langhooks.c (lhd_set_decl_assembler_name): Call
2533 targetm.mangle_decl_assembler_name for names with global scope.
2535 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2537 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2538 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2540 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2541 New. Factored out of i386_pe_encode_section_info.
2542 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2543 Move check for prior decoration of stdcall
2544 symbols to i386_pe_encode_section_info.
2545 (i386_pe_encode_section_info): Adjust call to
2546 gen_stdcall_or_fastcall_suffix. Use
2547 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2548 (i386_pe_mangle_decl_assembler_name): New. Wrap
2549 i386_pe_maybe_mangle_decl_assembler_name.
2551 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2553 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2554 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2555 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2556 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2557 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2560 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2561 Nigel Stephens <nigel@mips.com>
2562 Richard Sandiford <richard@codesourcery.com>
2564 Fix up MIPS16 hard float and add support for complex.
2566 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2567 (TARGET_SOFT_FLOAT_ABI): New.
2568 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2569 __mips_soft_float to reflect the ABI in use, not whether the
2570 FPU is directly accessible (e.g., in MIPS16 mode).
2571 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2572 (UNITS_PER_FPVALUE): Likewise.
2574 * config/mips/mips.c (mips_expand_call): Remove redundant
2575 TARGET_MIPS16 check.
2576 (mips_arg_regno): New.
2577 (function_arg_advance): When setting bits in cum->fp_code for
2578 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2580 (function_arg): Use mips_arg_regno.
2581 (mips_return_mode_in_fpr_p): New.
2582 (mips16_call_stub_mode_suffix): New.
2583 (mips16_cfun_returns_in_fpr_p): New.
2584 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2585 (mips_output_function_prologue): Test mips16_hard_float, not
2586 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2587 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2588 return value into a floating-point register.
2589 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2590 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2591 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2592 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2593 word of double arguments from or to the high bits of 64-bit
2594 floating point registers.
2595 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2596 (mips16_fpret_double): New helper function.
2597 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2598 support for complex modes. Fill in DECL_RESULT for stubdecl.
2599 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2601 * config/mips/mips16.S
2602 (RET, ARG1, ARG2): New.
2603 (MERGE_GPRf, MERGE_GPRt): New.
2604 (DELAYt, DELAYf): New.
2605 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2606 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2607 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2608 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2609 (SFOP): Renamed to...
2610 (OPSF3): This, and macro-ified. Updated all uses.
2611 (SFOP2): Renamed to...
2612 (OPSF2): This, and macro-ified. Updated all uses.
2613 (SFCMP): Renamed to...
2614 (CMPSF): This, and macro-ified. Updated all uses.
2615 (SFREVCMP): Renamed to...
2616 (REVCMPSF): This, and macro-ified. Updated all uses.
2617 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2618 (LDDBL1, LDDBL2, RETDBL): Deleted.
2619 (DFOP): Renamed to...
2620 (OPDF3): This, and macro-ified. Updated all uses.
2621 (DFOP2): Renamed to...
2622 (OPDF2): This, and macro-ified. Updated all uses.
2623 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2624 (DFCMP): Renamed to...
2625 (CMPDF): This, and macro-ified. Updated all uses.
2626 (DFREVCMP): Renamed to...
2627 (REVCMPDF): This, and macro-ified. Updated all uses.
2628 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2629 (RET_FUNCTION): New.
2630 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2631 (__mips16_ret_sc, __mips16_ret_dc): New.
2632 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2633 STUB_ARGS_6, STUB_ARGS_10): New.
2634 (CALL_STUB_NO_RET): New.
2635 (__mips16_call_stub_1): Macro-ified.
2636 (__mips16_call_stub_5): Macro-ified.
2637 (__mips16_call_stub_2): Macro-ified.
2638 (__mips16_call_stub_6): Macro-ified.
2639 (__mips16_call_stub_9): Macro-ified.
2640 (__mips16_call_stub_10): Macro-ified.
2641 (CALL_STUB_RET): New.
2642 (__mips16_call_stub_sf_0): Macro-ified.
2643 (__mips16_call_stub_sf_1): Macro-ified.
2644 (__mips16_call_stub_sf_5): Macro-ified.
2645 (__mips16_call_stub_sf_2): Macro-ified.
2646 (__mips16_call_stub_sf_6): Macro-ified.
2647 (__mips16_call_stub_sf_9): Macro-ified.
2648 (__mips16_call_stub_sf_10): Macro-ified.
2649 (__mips16_call_stub_df_0): Macro-ified.
2650 (__mips16_call_stub_df_1): Macro-ified.
2651 (__mips16_call_stub_df_5): Macro-ified.
2652 (__mips16_call_stub_df_2): Macro-ified.
2653 (__mips16_call_stub_df_6): Macro-ified.
2654 (__mips16_call_stub_df_9): Macro-ified.
2655 (__mips16_call_stub_df_10): Macro-ified.
2656 (__mips16_call_stub_sc_0): New.
2657 (__mips16_call_stub_sc_1): New.
2658 (__mips16_call_stub_sc_5): New.
2659 (__mips16_call_stub_sc_2): New.
2660 (__mips16_call_stub_sc_6): New.
2661 (__mips16_call_stub_sc_9): New.
2662 (__mips16_call_stub_sc_10): New.
2663 (__mips16_call_stub_dc_0): New.
2664 (__mips16_call_stub_dc_1): New.
2665 (__mips16_call_stub_dc_5): New.
2666 (__mips16_call_stub_dc_2): New.
2667 (__mips16_call_stub_dc_6): New.
2668 (__mips16_call_stub_dc_9): New.
2669 (__mips16_call_stub_dc_10): New.
2671 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2672 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2673 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2675 2007-05-23 Ian Lance Taylor <iant@google.com>
2677 * doc/invoke.texi (Invoking GCC): Document that the order of the
2680 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2683 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2684 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2685 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2689 * config/score/score.c (score_print_operand): Make sure that only
2690 lower bits are used.
2692 2007-05-22 Ian Lance Taylor <iant@google.com>
2694 * tree-vrp.c (avoid_overflow_infinity): New static function,
2695 broken out of set_value_range_to_value.
2696 (set_value_range_to_value): Call avoid_overflow_infinity.
2697 (extract_range_from_assert): Likewise.
2699 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2702 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2703 change the type before looking for a COMPOUND_EXPR.
2705 2007-05-22 Ian Lance Taylor <iant@google.com>
2707 * lower-subreg.c (decompose_multiword_subregs): If we change an
2708 insn, call remove_retval_note on it.
2710 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2712 * regs.h (end_hard_regno): New function.
2713 (END_HARD_REGNO, END_REGNO): New macros.
2714 (add_to_hard_reg_set): New function.
2715 (remove_from_hard_reg_set): Likewise.
2716 (in_hard_reg_set_p): Likewise.
2717 (overlaps_hard_reg_set_p): Likewise.
2718 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2719 (note_btr_set): Use END_HARD_REGNO.
2720 * caller-save.c (setup_save_areas): Use end_hard_regno.
2721 (mark_set_regs): Use END_HARD_REGNO.
2722 (add_stored_regs): Use end_hard_regno.
2723 (mark_referenced_regs): Use add_to_hard_reg_set.
2724 * combine.c (update_table_tick): Use END_REGNO.
2725 (record_value_for_reg): Likewise.
2726 (record_dead_and_set_regs): Likewise.
2727 (get_last_value_validate): Likewise.
2728 (use_crosses_set_p): Likewise.
2729 (reg_dead_at_p_1): Likewise.
2730 (reg_dead_at_p): Likewise.
2731 (mark_used_regs_combine): Use add_to_hard_reg_set.
2732 (move_deaths): Use END_HARD_REGNO.
2733 (reg_bitfield_target_p): Use end_hard_regno.
2734 (distribute_notes): Use END_HARD_REGNO.
2735 * cse.c (mention_regs): Use END_REGNO.
2736 (insert): Use add_to_hard_reg_set.
2737 (invalidate): Use END_HARD_REGNO.
2738 (invalidate_for_call): Likewise.
2739 (exp_equiv_p): Use END_REGNO.
2740 (cse_insn): Likewise.
2741 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2742 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2743 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2744 * function.c (keep_stack_depressed): Use end_hard_regno.
2745 * global.c (global_alloc): Use end_hard_regno.
2746 (global_conflicts): Use add_to_hard_reg_set instead of
2748 (find_reg): Likewise.
2749 (mark_reg_store): Likewise.
2750 (mark_reg_conflicts): Likewise.
2751 (mark_reg_death): Use remove_from_hard_reg_set.
2752 (mark_reg_live_nc): Delete.
2753 (set_preference): Use end_hard_regno.
2754 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2755 remove_from_hard_reg_set.
2756 (post_mark_life): Use add_to_hard_reg_set.
2757 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2758 (reg_becomes_live): Use add_to_hard_reg_set.
2759 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2760 (peep2_find_free_register): Use add_to_hard_reg_set.
2761 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2762 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2763 * regrename.c (note_sets): Use add_to_hard_reg_set.
2764 (clear_dead_regs): Use remove_from_hard_reg_set.
2765 (regrename_optimize): Use add_to_hard_reg_set.
2766 (find_oldest_value_reg): Use in_hard_reg_set_p.
2767 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2768 (hard_reg_set_here_p): Use end_hard_regno.
2769 (decompose): Likewise.
2770 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2771 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2772 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2773 (mark_home_live): Use end_hard_regno.
2774 (spill_hard_reg): Likewise.
2775 (clear_reload_reg_in_use): Likewise.
2776 * reorg.c (delete_prior_computation): Use END_REGNO.
2777 * resource.c (update_live_status): Use END_HARD_REGNO.
2778 (mark_referenced_resources): Use add_to_hard_reg_set.
2779 (mark_set_resources): Likewise.
2780 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2781 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2782 (reg_overlap_mentioned_p): Likewise.
2783 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2784 (covers_regno_no_parallel_p): Use END_REGNO.
2785 (find_regno_note): Likewise.
2786 (find_reg_fusage): Use END_HARD_REGNO.
2787 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2788 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2790 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2792 * mode-switching.c (reg_dies): Change type of second argument to
2794 (optimize_mode_switching): Update accordingly.
2796 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2798 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2800 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2801 (hard_reg_set_empty_p): ...these new functions.
2802 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2803 GO_IF_HARD_REG_SUBSET.
2804 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2805 instead of GO_IF_HARD_REG_EQUAL.
2806 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2807 instead of GO_IF_HARD_REG_EQUAL.
2808 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2809 GO_IF_HARD_REG_SUBSET.
2810 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2811 GO_IF_HARD_REG_EQUAL.
2812 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2813 of GO_IF_HARD_REG_SUBSET.
2814 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2815 instead of GO_IF_HARD_REG_EQUAL.
2816 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2817 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2818 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2819 of GO_IF_HARD_REG_SUBSET,
2820 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2821 GO_IF_HARD_REG_SUBSET.
2822 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2823 instead of GO_IF_HARD_REG_EQUAL.
2824 * config/sh/sh.c (push_regs, calc_live_regs): Use
2825 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2826 (hard_regs_intersect_p): Delete.
2828 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2830 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2832 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2833 Richard Henderson <rth@redhat.com>
2835 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2837 (x86_64-*-*): Likewise.
2839 * i386/i386-modes.def (V2QI): New.
2841 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2843 (override_options): Support SSE4.1.
2844 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2845 (IX86_BUILTIN_BLENDPS): Likewise.
2846 (IX86_BUILTIN_BLENDVPD): Likewise.
2847 (IX86_BUILTIN_BLENDVPS): Likewise.
2848 (IX86_BUILTIN_PBLENDVB128): Likewise.
2849 (IX86_BUILTIN_PBLENDW128): Likewise.
2850 (IX86_BUILTIN_DPPD): Likewise.
2851 (IX86_BUILTIN_DPPS): Likewise.
2852 (IX86_BUILTIN_INSERTPS128): Likewise.
2853 (IX86_BUILTIN_MOVNTDQA): Likewise.
2854 (IX86_BUILTIN_MPSADBW128): Likewise.
2855 (IX86_BUILTIN_PACKUSDW128): Likewise.
2856 (IX86_BUILTIN_PCMPEQQ): Likewise.
2857 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2858 (IX86_BUILTIN_PMAXSB128): Likewise.
2859 (IX86_BUILTIN_PMAXSD128): Likewise.
2860 (IX86_BUILTIN_PMAXUD128): Likewise.
2861 (IX86_BUILTIN_PMAXUW128): Likewise.
2862 (IX86_BUILTIN_PMINSB128): Likewise.
2863 (IX86_BUILTIN_PMINSD128): Likewise.
2864 (IX86_BUILTIN_PMINUD128): Likewise.
2865 (IX86_BUILTIN_PMINUW128): Likewise.
2866 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2867 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2868 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2869 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2870 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2871 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2872 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2873 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2874 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2875 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2876 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2877 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2878 (IX86_BUILTIN_PMULDQ128): Likewise.
2879 (IX86_BUILTIN_PMULLD128): Likewise.
2880 (IX86_BUILTIN_ROUNDPD): Likewise.
2881 (IX86_BUILTIN_ROUNDPS): Likewise.
2882 (IX86_BUILTIN_ROUNDSD): Likewise.
2883 (IX86_BUILTIN_ROUNDSS): Likewise.
2884 (IX86_BUILTIN_PTESTZ): Likewise.
2885 (IX86_BUILTIN_PTESTC): Likewise.
2886 (IX86_BUILTIN_PTESTNZC): Likewise.
2887 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2888 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2889 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2890 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2891 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2893 (bdesc_sse_3arg): Likewise.
2894 (bdesc_2arg): Likewise.
2895 (bdesc_1arg): Likewise.
2896 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2898 (ix86_expand_sse_4_operands_builtin): New.
2899 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2900 smaller than 8 bits as the 2nd arg.
2901 (ix86_expand_sse_ptest): New.
2902 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2903 (ix86_expand_vector_set): Support SSE4.1.
2904 (ix86_expand_vector_extract): Likewise.
2906 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2907 __SSE4_1__ for -msse4.1.
2909 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2910 (UNSPEC_INSERTPS): Likewise.
2911 (UNSPEC_DP): Likewise.
2912 (UNSPEC_MOVNTDQA): Likewise.
2913 (UNSPEC_MPSADBW): Likewise.
2914 (UNSPEC_PHMINPOSUW): Likewise.
2915 (UNSPEC_PTEST): Likewise.
2916 (UNSPEC_ROUNDP): Likewise.
2917 (UNSPEC_ROUNDS): Likewise.
2919 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2921 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2922 (const_pow2_1_to_32768_operand): Likewise.
2924 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2927 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2929 (sse4_1_insertps): Likewise.
2930 (*sse4_1_extractps): Likewise.
2931 (sse4_1_ptest): Likewise.
2932 (sse4_1_mulv2siv2di3): Likewise.
2933 (*sse4_1_mulv4si3): Likewise.
2934 (*sse4_1_smax<mode>3): Likewise.
2935 (*sse4_1_umax<mode>3): Likewise.
2936 (*sse4_1_smin<mode>3): Likewise.
2937 (*sse4_1_umin<mode>3): Likewise.
2938 (sse4_1_eqv2di3): Likewise.
2939 (*sse4_1_pinsrb): Likewise.
2940 (*sse4_1_pinsrd): Likewise.
2941 (*sse4_1_pinsrq): Likewise.
2942 (*sse4_1_pextrb): Likewise.
2943 (*sse4_1_pextrb_memory): Likewise.
2944 (*sse4_1_pextrw_memory): Likewise.
2945 (*sse4_1_pextrq): Likewise.
2946 (sse4_1_blendpd): Likewise.
2947 (sse4_1_blendps): Likewise.
2948 (sse4_1_blendvpd): Likewise.
2949 (sse4_1_blendvps): Likewise.
2950 (sse4_1_dppd): Likewise.
2951 (sse4_1_dpps): Likewise.
2952 (sse4_1_movntdqa): Likewise.
2953 (sse4_1_mpsadbw): Likewise.
2954 (sse4_1_packusdw): Likewise.
2955 (sse4_1_pblendvb): Likewise.
2956 (sse4_1_pblendw): Likewise.
2957 (sse4_1_phminposuw): Likewise.
2958 (sse4_1_extendv8qiv8hi2): Likewise.
2959 (*sse4_1_extendv8qiv8hi2): Likewise.
2960 (sse4_1_extendv4qiv4si2): Likewise.
2961 (*sse4_1_extendv4qiv4si2): Likewise.
2962 (sse4_1_extendv2qiv2di2): Likewise.
2963 (*sse4_1_extendv2qiv2di2): Likewise.
2964 (sse4_1_extendv4hiv4si2): Likewise.
2965 (*sse4_1_extendv4hiv4si2): Likewise.
2966 (sse4_1_extendv2hiv2di2): Likewise.
2967 (*sse4_1_extendv2hiv2di2): Likewise.
2968 (sse4_1_extendv2siv2di2): Likewise.
2969 (*sse4_1_extendv2siv2di2): Likewise.
2970 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2971 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2972 (sse4_1_zero_extendv4qiv4si2): Likewise.
2973 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2974 (sse4_1_zero_extendv2qiv2di2): Likewise.
2975 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2976 (sse4_1_zero_extendv4hiv4si2): Likewise.
2977 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2978 (sse4_1_zero_extendv2hiv2di2): Likewise.
2979 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2980 (sse4_1_zero_extendv2siv2di2): Likewise.
2981 (*sse4_1_zero_extendv2siv2di2): Likewise.
2982 (sse4_1_roundpd): Likewise.
2983 (sse4_1_roundps): Likewise.
2984 (sse4_1_roundsd): Likewise.
2985 (sse4_1_roundss): Likewise.
2986 (mulv4si3): Don't expand for SSE4.1.
2987 (smax<mode>3): Likewise.
2988 (umaxv4si3): Likewise.
2989 (uminv16qi3): Likewise.
2990 (umin<mode>3): Likewise.
2991 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
2993 * doc/extend.texi: Document SSE4.1 built-in functions.
2995 * doc/invoke.texi: Document -msse4.1.
2997 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
2999 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3000 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3001 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3002 (ASM_SPEC): Add asm_pcrel_spec.
3003 (EXTRA_SPECS): Add asm_pcrel_spec.
3005 2007-05-21 David Daney <ddaney@avtrex.com>
3007 * doc/install.texi (Building a cross compiler): Add requirements
3008 for Java cross compiler.
3010 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3013 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3014 Add loopno argument. Use evolution_function_is_invariant_rec_p
3015 instead of evolution_function_is_constant_p.
3016 Update calls to evolution_function_is_affine_multivariate_p.
3017 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3018 Add loopno argument.
3019 * tree-scalar-evolution.c (gather_chrec_stats): Call
3020 evolution_function_is_affine_multivariate_p with a loop
3022 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3023 (analyze_overlapping_iterations): Likewise.
3024 (access_functions_are_affine_or_constant_p): Likewise.
3025 (build_classic_dist_vector_1): If the access functions
3026 are equal, don't do anything.
3028 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3029 Paolo Carlini <pcarlini@suse.de>
3030 Uros Bizjak <ubizjak@gmail.com>
3032 * c-cppbuiltin.c (c_cpp_builtins): Define
3033 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3034 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3035 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3036 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3038 2007-05-21 Mike Stump <mrs@apple.com>
3040 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3042 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3044 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3047 implementation if __OPTIMIZE__ is not defined.
3048 (_mm_alignr_pi8): Ditto.
3049 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3050 (_mm_inserti_si64): Ditto.
3051 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3052 (_mm_slli_epi16): Ditto.
3053 (_mm_slli_epi32): Ditto.
3054 (_mm_slli_epi64): Ditto.
3055 (_mm_srai_epi16): Ditto.
3056 (_mm_srai_epi32): Ditto.
3057 (_mm_srli_si128): Ditto.
3058 (_mm_slli_si128): Ditto.
3059 (_mm_srli_epi16): Ditto.
3060 (_mm_srli_epi32): Ditto.
3061 (_mm_srli_epi64): Ditto.
3062 (_mm_extract_epi16): Ditto.
3063 (_mm_insert_epi16): Ditto.
3064 (_mm_shufflehi_epi16): Ditto.
3065 (_mm_shufflelo_epi16): Ditto.
3066 (_mm_shuffle_epi32): Ditto.
3067 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3069 (_mm_insert_pi16): Ditto.
3071 (_mm_shuffle_pi16): Ditto.
3073 (_mm_shufle_ps): Ditto.
3074 (_mm_prefetch): Ditto.
3076 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3078 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3079 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3080 * real.c (encode_i370_single, decode_i370_single,
3081 encode_i370_double, decode_i370_double): Functions removed.
3082 (i370_single_format, i370_double_format): Initializations removed.
3083 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3084 Consider the log2_b field to always be one.
3085 (ieee_single_format, mips_single_format, coldfire_single_format,
3086 ieee_double_format, mips_double_format, coldfire_double_format,
3087 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3088 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3089 ibm_extended_format, mips_extended_format, ieee_quad_format,
3090 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3091 decimal_single_format, decimal_double_format, decimal_quad_format,
3092 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3093 initialization of log2_b.
3094 * real.h (i370_single_format, i370_double_format): Declarations removed.
3095 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3096 field to always be one.
3098 2007-05-21 Andreas Schwab <schwab@suse.de>
3100 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3101 NOTE_INSN_BASIC_BLOCK_P.
3102 (process_for_unwind_directive): Likewise.
3104 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3106 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3107 * function.h (struct function): Move va_list_gpr_size,
3108 va_list_fpr_size, function_frequency to front of bitfields. Add
3110 (current_function_calls_unwind_init): New.
3111 * except.c (expand_builtin_unwind_init): Set
3112 current_function_calls_unwind_init not
3113 current_function_has_nonlocal_label.
3114 * reload1.c (has_nonexceptional_receiver): New.
3115 (reload): Use it and current_function_calls_unwind_init to
3116 determine whether call-saved regs must be saved.
3118 2007-05-20 Jan Hubicka <jh@suse.cz>
3120 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3121 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3122 * ddg.c (create_ddg): LIkewise.
3123 * final.c (final): Remove hunk moving line numbernotes around since
3124 they are no longer present at this stage.
3125 (final_scan_insn): Use NOTE_KIND instead of
3126 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3127 (output_asm_label): Likewise.
3128 * reorg.c (dbr_schedule): Likewise.
3129 * haifa-sched.c (unlink_other_notes): Likewise.
3130 * mode-switching.c (optimize_mode_switching): Likewise.
3131 * graph.c (start_bb): Likewise.
3132 * rtl.def (NOTE): Update description.
3133 * jump.c (squeeze_notes): Delete.
3134 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3135 NOTE_INSN_BASIC_BLOCK_P when possible.
3136 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3137 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3138 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3139 (dwarf2out_var_location): Likewise.
3140 * cfgbuild.c (make_edges): Likewise.
3141 (find_basic_blocks_1): Likewise.
3142 * function.c (reorder_blocks_1): Likewise.
3143 (epilogue_done): Likewise.
3144 (reposition_prologue_and_epilogue_notes): Likewise.
3145 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3147 (print_rtl): Likewise.
3148 (print_rtl_single): Likewise.
3149 * gcse.c (insert_insn_start_bb): Likewise.
3150 * alias.c (init_alias_analysis): Likewise.
3151 * calls.c (fixup_tail_calls): Likewise.
3152 * except.c (sjlj_emit_function_enter): Likewise.
3153 * emit-rtl.c (add_insn_after): Likeiwse.
3154 (emit_label_before): Likewise.
3155 (emit_label_after): Likewise.
3156 (emit_note_before, emit_note_after, emit_note): Update
3157 parameter to be enum insn_note; do not deal with source
3159 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3160 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3162 (merge_blocks_move_successor_nojumps): Simplify now when
3163 we don't have BLOCK notes.
3164 (try_optimize_cfg): Likewise.
3165 * cfglayout.c (skip_insns_after_block): Likewise.
3166 (record_effective_endpoints): Likewise.
3167 (duplicate_insn_chain): Likewise.
3168 * varasm.c (output_constant_pool_1): Likewise.
3169 * sched-deps.c (sched_analyze): Likewise.
3170 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3172 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3173 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3174 (SET_INSN_DELETED): Simplify.
3175 (NOTE_LINE_NUMBER): Exterminate.
3176 (NOTE_LINE_KIND): New.
3177 (NOTE_INSN_BASIC_BLOCK_P): Update.
3178 (enum insn_note): Simplify.
3179 (GET_NOTE_INSN_NAME) Simplify.
3180 (emit_note_before, emit_note_after, emit_note): Update prototype.
3181 (squeeze_notes): Remove.
3182 * sched-int.h (NOTE_NOT_BB_P): Update.
3183 * resource.c (mark_target_live_regs): Update.
3184 * sched-rgn.c (debug_dependencies): Update.
3185 * sched-vis.c (print_insn): Update.
3186 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3187 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3188 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3189 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3190 (split_branches): Update.
3191 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3193 (sh_adjust_unroll_max): Exterminate.
3194 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3195 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3196 (m68hc11_reorg): Likewise.
3197 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3198 (emit_predicate_relation_info): Update.
3199 (process_for_unwind_directive): Update.
3200 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3201 (output_call): Update.
3202 * config/pa/pa.c (output_lbranch): Update.
3203 (output_millicode_call): Update.
3204 (output_call): Update.
3205 (pa_combine_instructions): Update.
3206 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3207 * config/bfin/bfin.c (gen_one_bundle): Update.
3208 * cfgrtl.c (can_delete_note_p): Update.
3209 (delete_insn): Update.
3210 (rtl_merge_blocks): Update.
3211 (commit_one_edge_insertion): Update.
3212 (rtl_verify_flow_info): Update.
3213 * stmt.c (expand_case): Do not call squeeze_notes.
3215 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3222 * c.opt (Wtype-limits): New.
3223 * doc/invoke.texi (Wtype-limits): Document it.
3224 (Wextra): Enabled by -Wextra.
3225 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3226 * c-common.c (shorten_compare): Warn with Wtype-limits.
3228 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3230 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3231 inlined function, not as a macro.
3232 (_mm_alignr_pi8): Ditto.
3233 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3234 (_mm_inserti_si64): Ditto.
3235 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3236 (_mm_extract_epi16): Ditto.
3237 (_mm_insert_epi16): Ditto.
3238 (_mm_shufflehi_epi16): Ditto.
3239 (_mm_shufflelo_epi16): Ditto.
3240 (_mm_shuffle_epi32): Ditto.
3241 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3242 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3244 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3246 (_m_to_float): Use C89 compatible assignment.
3248 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3251 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3253 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3256 * doc/invoke.texi (Wreturn-type): Complete description.
3257 (Wextra): Delete item about return-type warning.
3258 * c-decl.c: Delete redundant Wextra warning.
3260 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3263 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3264 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3265 inlined function, not as a macro.
3266 (_mm_prefetch): Ditto.
3268 (_mm_insert_pi16): Ditto.
3270 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3271 (_m_pshufw): Ditto. Add const to __N argument.
3272 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3273 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3274 (_mm_slli_epi32): Ditto.
3275 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3276 Add __inline to function declaration.
3277 (_mm_slli_si128): Ditto.
3279 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3281 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3282 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3284 (struct fenv): New structure.
3285 (FP_HANDLE_EXCEPTIONS): New define.
3286 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3287 (_FP_DECL_EXP): New define.
3288 (FP_INIT_ROUNDMODE): New define.
3289 (FP_ROUNDMODE): New define.
3291 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3293 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3294 (Wconversion): Update description.
3295 (Wconversion-sign): New.
3296 * c.opt (Wconversion-sign): New.
3297 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3298 means disabled for C++. Otherwise, take the status of Wconversion.
3299 * c-common.c (conversion_warning): Warn with either Wconversion or
3301 (warnings_for_convert_and_check): Conditions are already checked by
3303 (convert_and_check): Don't check warnings if the conversion failed.
3305 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3306 Anatoly Sokolov <aesok@dol.ru>
3308 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3309 avr_epilogue_uses) : Add declaration.
3310 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3311 * config/avr/constraints.md (R): New constraint.
3312 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3313 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3314 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3315 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3316 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3317 call_prologue_saves, epilogue_restores, return_from_epilogue,
3318 return_from_main_epilogue, return_from_interrupt_epilogue,
3319 return_from_naked_epilogue, prologue, epilogue): New patterns.
3320 (jump): Handle symbol reference.
3321 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3322 avr_output_function_prologue, avr_output_function_epilogue): Remove
3324 (avr_init_machine_status, expand_prologue, expand_epilogue,
3325 avr_asm_function_end_prologue, avr_epilogue_uses,
3326 avr_asm_function_begin_epilogue): New functions.
3327 (prologue_size, epilogue_size, jump_tables_size): Remove global
3329 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3330 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3331 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3332 (avr_override_options): Initialise init_machine_status.
3333 (output_movhi): Handle all stack pointer loads.
3334 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3335 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3336 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3337 (EPILOGUE_USES) Redefine.
3338 (machine_function) Declare.
3340 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3342 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3343 Use a single return statement.
3345 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3348 * builtins.c (do_mpfr_lgamma_r): New.
3349 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3350 * tree.h (CASE_FLT_FN_REENT): New.
3352 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3354 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3355 (output_die): Use 'unsigned long' with %x.
3356 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3357 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3358 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3360 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3362 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3367 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3368 true if function has no argument.
3370 2007-05-18 DJ Delorie <dj@redhat.com>
3372 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3373 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3375 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3377 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3378 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3379 count_trailing_zeros.
3380 (__i386__): Implement count_leading_zeros using __builtin_clz().
3381 Implement count_trailing_zeros usign __builtin_ctz().
3383 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3385 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3387 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3390 * expr.c (emit_move_change_mode): Change mode of push operands here.
3392 2007-05-17 Ian Lance Taylor <iant@google.com>
3394 PR tree-optimization/31953
3395 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3397 (set_value_range_to_null): Call set_value_range_to_value.
3398 (extract_range_from_comparison): Likewise.
3400 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3402 * toplev.c (print_version): Output GMP/MPFR version info.
3404 * builtins.c (CASE_MATHFN_REENT): New macro.
3405 (mathfn_built_in): Use it.
3406 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3407 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3408 BUILT_IN_LGAMMAL_R): New.
3409 * doc/extend.texi: Document new builtins.
3412 * builtins.c (do_mpfr_remquo): New.
3413 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3414 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3417 * builtins.c (fold_builtin_1): Handle y0, y1.
3418 (fold_builtin_2): Handle yn.
3421 * builtins.c (do_mpfr_bessel_n): New.
3422 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3423 (fold_builtin_2): Handle BUILT_IN_JN.
3425 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3428 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3429 TYPE_PRECISION (intmax_type_node).
3431 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3434 * reload.c (subst_reloads): Remove checking.
3436 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3438 PR rtl-optimization/31691
3439 * combine.c (simplify_set): Build a new src pattern instead of
3440 substituting its operands in the COMPARE case.
3442 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3444 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3445 (execute_vrp): Preserve loops through jump threading.
3446 * tree-ssa-threadupdate.c (thread_single_edge,
3447 dbds_continue_enumeration_p, determine_bb_domination_status,
3448 thread_through_loop_header): New functions.
3449 (create_edge_and_update_destination_phis,
3450 create_edge_and_update_destination_phis): Set loops for the new blocks.
3451 (prune_undesirable_thread_requests): Removed.
3452 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3454 (thread_block): Do not call prune_undesirable_thread_requests.
3456 (mark_threaded_blocks): Select edges to thread here.
3457 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3458 Thread edges through loop headers independently.
3459 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3460 * tree-pass.h (TODO_mark_first_instance): New.
3461 (first_pass_instance): Declare.
3462 * cfghooks.c (duplicate_block): Put the block to the original loop
3463 if copy is not specified.
3464 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3465 jump threading. Pass may_peel_loop_headers to
3466 thread_through_all_blocks according to first_pass_instance.
3467 * cfgloop.h (create_preheader): Declare.
3468 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3469 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3470 * passes.c (first_pass_instance): New variable.
3471 (next_pass_1): Set TODO_mark_first_instance.
3472 (execute_todo): Set first_pass_instance.
3474 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3476 PR tree-optimization/24659
3477 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3478 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3479 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3480 OTI_vec_pack_ufix_trunc.
3481 (vec_unpacks_float_hi_optab): Define new macro.
3482 (vec_unpacks_float_lo_optab): Ditto.
3483 (vec_unpacku_float_hi_optab): Ditto.
3484 (vec_unpacku_float_lo_optab): Ditto.
3485 (vec_pack_sfix_trunc_optab): Ditto.
3486 (vec_pack_ufix_trunc_optab): Ditto.
3487 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3488 and vec_pack_[s|u]fix_trunc_optab using
3489 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3490 * tree-vectorizer.c (supportable_widening_operation): Handle
3491 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3492 (supportable_narrowing_operation): New function.
3493 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3494 * tree-vect-transform.c (vectorizable_conversion): Handle
3495 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3496 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3497 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3498 to check for target support.
3499 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3500 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3501 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3502 for VEC_PACK_FIX_TRUNC_EXPR.
3503 (expand_binop): Special case mode of the result for
3504 vec_pack_[u|s]fix_trunc_optab.
3505 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3506 vec_pack_[u|s]fix_trunc_optab.
3508 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3509 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3510 * tree-pretty-print.c (dump_generic_node): Handle
3511 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3512 VEC_PACK_FIX_TRUNC_EXPR.
3514 * expr.c (expand_expr_real_1): Ditto.
3515 * tree-inline.c (estimate_num_insns_1): Ditto.
3516 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3518 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3519 (vec_unpacks_float_lo_v8hi): Ditto.
3520 (vec_unpacku_float_hi_v8hi): Ditto.
3521 (vec_unpacku_float_lo_v8hi): Ditto.
3522 (vec_unpacks_float_hi_v4si): Ditto.
3523 (vec_unpacks_float_lo_v4si): Ditto.
3524 (vec_pack_sfix_trunc_v2df): Ditto.
3526 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3528 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3529 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3530 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3531 [vec_pack_ufix_trunc]: Ditto.
3532 [vec_unpacks_float_hi]: Ditto.
3533 [vec_unpacks_float_lo]: Ditto.
3534 [vec_unpacku_float_hi]: Ditto.
3535 [vec_unpacku_float_lo]: Ditto.
3537 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3539 * soft-fp/README: Update for new files.
3540 * soft-fp/floattisf.c: New file.
3541 * soft-fp/floattidf.c: New file.
3542 * soft-fp/floattitf.c: New file.
3543 * soft-fp/floatuntisf.c: New file.
3544 * soft-fp/floatuntidf.c: New file.
3545 * soft-fp/floatuntitf.c: New file.
3546 * soft-fp/fixsfti.c: New file.
3547 * soft-fp/fixdfti.c: New file.
3548 * soft-fp/fixtfti.c: New file.
3549 * soft-fp/fixunssfti.c: New file.
3550 * soft-fp/fixunsdfti.c: New file.
3551 * soft-fp/fixunstfti.c: New file.
3552 * soft-fp/extendxftf.c: New file.
3553 * soft-fp/trunctfxf.c: New file.
3555 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3556 (__trunctfxf2): Ditto.
3558 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3559 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3560 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3561 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3562 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3563 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3565 * config/i386/t-fprules-softfp64: New file.
3566 * config/i386/sfp-machine.h: New file.
3567 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3568 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3569 and soft-fp/t-softfp to tmake_file.
3570 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3571 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3573 * config/i386/t-linux64 (softfp_wrap_start): New.
3574 (softfp_wrap_end): New.
3575 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3576 supported for TARGET_64BIT.
3578 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3580 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3581 c_common_unsigned_type behavior.
3583 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3585 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3588 2007-05-16 Eric Christopher <echristo@apple.com>
3590 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3591 saving after stack push. Set sp_offset whenever we push.
3592 (rs6000_emit_epilogue): Move altivec register restore before
3595 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3597 * configure.ac: Allow sysroots to be relocated under $prefix as
3598 well as $exec_prefix.
3599 * configure: Regenerate.
3601 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3605 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3607 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3608 (gcc_tooldir): Likewise.
3609 * configure: Regenerate.
3610 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3611 old configure.ac gcc_tooldir setting.
3612 (prefix_to_exec_prefix): New variable.
3613 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3614 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3616 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3618 * c-typeck.c (build_binary_op): Return early for error.
3620 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3622 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3623 struct nb_iter_bound.
3624 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3625 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3626 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3627 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3628 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3629 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3630 (del_scev_info): Use ggc_free.
3631 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3632 * loop-init.c: Include ggc.h.
3633 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3634 (loop_optimizer_finalize): Use ggc_free.
3635 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3636 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3637 pass_iv_optimize): Add TODO_ggc_collect.
3638 * function.h (struct function): Remove skip marker from x_current_loops.
3639 * cfgloop.c: Include ggc.h.
3640 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3642 (establish_preds): Vector superloops is gc allocated.
3643 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3645 (flow_loops_find): Vector larray is gc allocated.
3646 (loop_exit_free): Use ggc_free.
3647 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3648 that head of exits list is now not a part of struct loop.
3649 (record_loop_exits): Allocate exits table in gc memory.
3650 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3651 head of exits list is now not a part of struct loop.
3652 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3653 struct loop_exit): Add GTY marker.
3654 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3655 Add skip marker to aux field. Make head of exits list a separate
3657 (struct loops): Add GTY marker. Make larray vector gc allocated.
3658 Add param marker to exits table.
3659 (get_loops): Type changed.
3660 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3662 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3663 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3664 * basic-block.h (struct basic_block_def): Remove skip marker from
3667 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3669 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3670 of 0 in the call to expand_expr().
3671 (expand_builtin_mathfn_3): Ditto.
3672 (expand_builtin_interclass_mathfn): Ditto.
3673 (expand_builtin_cexpi): Ditto.
3674 (expand_builtin_int_roundingfn): Ditto.
3675 (expand_builtin_int_roundingfn_2): Ditto.
3676 (expand_builtin_pow): Ditto.
3677 (expand_builtin_powi): Ditto.
3678 (expand_builtin_bswap): Ditto.
3679 (expand_builtin_unop): Ditto.
3680 (expand_builtin_fabs): Ditto.
3681 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3682 the call to expand_expr().
3683 (expand_builtin_sync_operation): Ditto.
3684 (expand_builtin_compare_and_swap): Ditto.
3685 (expand_builtin_lock_test_and_set): Ditto.
3686 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3687 instead of 0 in the call to expand_expr().
3688 (expand_builtin_extract_return_addr): Ditto.
3689 (expand_builtin_eh_return): Ditto.
3690 (expand_eh_return): Ditto.
3691 * explow.c (expr_size): Ditto.
3692 * expr.c (optimize_bitfield_assignment_op): Ditto.
3693 (expand_assignement): Ditto.
3694 (store_expr): Ditto.
3695 (store_field): Ditto.
3696 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3697 the call to expand_expr().
3698 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3699 in the call to expand_expr().
3700 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3701 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3702 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3704 * optabs.c (expand_vec_shift_expr): Ditto.
3705 (expand_vec_cond_expr): Ditto.
3706 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3707 call to expand_expr().
3708 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3709 in the call to expand_expr().
3711 2007-05-14 Dave Korn <dave.korn@artimi.com>
3713 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3715 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3717 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3718 instead of c_common_unsigned_type.
3719 (c_common_unsigned_type): Remove.
3720 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3721 c_common_unsigned_type.
3722 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3723 c_common_unsigned_type.
3724 * c-common.h (c_common_unsigned_type): Remove.
3725 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3726 c_common_unsigned_type.
3727 * c-format.c (check_format_types): Use unsigned_type_for instead of
3728 c_common_unsigned_type.
3729 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3730 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3731 c_common_unsigned_type.
3732 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3733 lang_hooks.types.unsigned_type.
3734 * expmed.c (make_tree): Use unsigned_type_for instead of
3735 lang_hooks.types.unsigned_type.
3736 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3737 lang_hooks.types.unsigned_type.
3738 (build_range_check): Likewise.
3739 (fold_unary): Likewise.
3740 (fold_binary): Likewise.
3741 (fold_ternary): Likewise.
3742 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3743 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3744 * tree.c (get_unsigned_type): New.
3745 (unsigned_type_for): Use get_unsigned_type instead of
3746 lang_hooks.types.unsigned_type.
3748 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3750 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3751 to m68k_get_function_kind. Update its prototype.
3752 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3754 (m68k_interrupt_function_p): Return enum m68k_function_type
3755 instead of bool. Rename to m68k_get_function_kind.
3756 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3758 (m68k_compute_frame_layout): Don't mark any register for save
3759 if an interrupt_thread attribute is specified.
3760 (m68k_hard_regno_rename_ok): Update a use of
3761 m68k_interrupt_function_p.
3762 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3763 m68k_interrupt_function_p.
3764 (m68k_function_type): New.
3765 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3766 for a function with an interrupt_thread attribute.
3767 * doc/extend.texi: Document the interrupt_thread attribute.
3769 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3771 Fix PR tree-optimization/31911
3772 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3773 if they didn't change the expression.
3775 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3777 * tree-scalar-evolution.c (resolve_mixers): Exported.
3778 * tree-scalar-evolution.h (resolve_mixers): Declare.
3779 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3780 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3781 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3782 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3783 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3784 strip_conversion, analyze_offset_expr, address_analysis,
3785 object_analysis, analyze_offset): Removed.
3786 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3787 split_constant_offset, canonicalize_base_object_address,
3788 object_address_invariant_in_loop_p, disjoint_objects_p,
3789 dr_may_alias_p, dr_address_invariant_p): New functions.
3790 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3791 and dr_analyze_alias.
3792 (initialize_data_dependence_relation): Use dr_may_alias_p
3793 and object_address_invariant_in_loop_p.
3794 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3796 (find_data_references_in_stmt): Restrict the analysis of data references
3797 to the given loop nest.
3798 (find_data_references_in_loop): Made static. Pass loop nest to
3799 find_data_references_in_stmt.
3800 (compute_data_dependences_for_loop): Use DR_VOPS.
3801 (free_data_ref): Free DR_VOPS.
3802 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3803 (struct innermost_loop_behavior): ... new.
3804 (struct base_object_info): Replaced by ...
3805 (struct indices): ... new.
3806 (struct dr_alias): New.
3807 (enum data_ref_type): Removed.
3808 (struct data_reference): Consist of struct innermost_loop_behavior,
3809 struct indices and struct dr_alias.
3810 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3811 (DR_MEMTAG): Renamed to ...
3812 (DR_SYMBOL_TAG): ... this.
3813 (find_data_references_in_loop): Declaration removed.
3814 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3815 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3816 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3817 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3819 2007-05-13 Revital Eres <eres@il.ibm.com>
3821 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3822 which walks virtual def-use chains to find redundant stores.
3823 (dse_optimize_stmt): Call it.
3825 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3827 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3828 * passes.c (init_optimization_passes): Move pass_jump_bypass
3831 * basic-block.h (bb_has_eh_pred): Fix style issue.
3833 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3835 PR rtl-optimization/31848
3836 * loop-invariant.c (move_invariant_reg): If we move an insn
3837 with a REG_EQUAL note, and that insn is not always executed,
3838 remove the REG_EQUAL note.
3840 2007-05-12 Richard Guenther <rguenther@suse.de>
3842 PR tree-optimization/31797
3843 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3844 propagate into a stmt that has volatile ops.
3846 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3848 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3849 (gcc_tooldir): Likewise.
3850 * configure: Regenerate.
3851 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3852 old configure.ac gcc_tooldir setting.
3853 (prefix_to_exec_prefix): New variable.
3854 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3855 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3857 2007-05-11 Silvius Rus <rus@google.com>
3859 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3860 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3861 * c-common.h (strict_aliasing_warning): Change return type.
3862 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3863 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3864 (build_c_cast): Condition call to strict_aliasing_warning.
3865 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3866 * flags.h (set_Wstrict_aliasing): Declare.
3867 * opts.c (set_Wstrict_alising): Define, add call to.
3868 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3869 * tree-ssa-alias-warnings.c: New file.
3870 * tree-ssa-alias.c (compute_may_aliases): Add call to
3871 strict_aliasing_warning_backend.
3873 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3875 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3876 Use loop_depth and loop_outer accessor functions.
3877 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3878 determine_invariantness_stmt, move_computations_stmt): Ditto.
3879 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3880 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3881 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3882 * tree-scalar-evolution.c (interpret_loop_phi,
3883 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3884 instantiate_parameters_1, scev_const_prop): Ditto.
3885 * cfghooks.c (make_forwarder_block): Ditto.
3886 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3887 * modulo-sched.c (loop_canon_p): Ditto.
3888 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3889 slpeel_can_duplicate_loop_p): Ditto.
3890 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3891 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3892 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3893 cancel_loop, verify_loop_structure): Ditto.
3894 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3895 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3896 superloops vector instead of "pred" array.
3897 (establish_preds): Take father loop as an argument. Initialize the
3899 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3900 initialize loop->outer.
3901 (flow_loop_tree_node_remove): Truncate the superloops vector.
3902 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3903 "pred" merged to "superloops" vector.
3904 (loop_depth, loop_outer): New.
3905 (fel_init): Use loop_outer.
3907 2007-05-11 Jan Hubicka <jh@suse.cz>
3909 * cgraphunit.c: Include gt-cgraphunit.h
3910 (static_ctors, static_dtors): New static vars.
3911 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3912 based on implementation in c-common.c
3913 (cgraph_finalize_function): Call record_cdtor_fn.
3914 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3915 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3916 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3917 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3918 build_cdtor, c_build_cdtor_fns): Remove.
3919 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3920 c_build_cdtor_fns): Remove prototype.
3922 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3925 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3926 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3927 * builtins.c (fold_builtin_memchr): New.
3928 (expand_builtin_memchr): Call the latter.
3929 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3930 * doc/extend.texi ([Other built-in functions provided by GCC]):
3933 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3935 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3936 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3937 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3938 PFPO_OP1_TYPE_SHIFT): Constants added.
3939 (DFP_ALL): Mode macro defined.
3940 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3941 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3942 Insn definitions added.
3943 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3944 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3947 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3949 PR tree-optimization/31885
3950 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3952 (automatically_generated_chrec_p): Return false for NULL.
3954 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3956 * config/bfin/bfin.h (MOVE_RATIO): Define.
3958 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3960 * config.gcc (sparc-wrs-vxworks): New target.
3961 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3962 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3963 * config/sparc/sparc.h: Include vxworks-dummy.h.
3964 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3965 include LABEL_REFs too.
3966 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
3967 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
3969 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
3971 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
3972 (sparc_emit_call_insn): New function.
3973 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
3974 functions when generating VxWorks PIC.
3975 * config/sparc/sparc.md (vxworks_load_got): New pattern.
3976 (call, call_value): Use sparc_emit_call_insn instead of
3979 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3981 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3983 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3985 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
3986 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
3987 instead of operand_subword.
3989 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3991 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
3992 * config/bfin/bfin.c (bfin_local_alignment): New function.
3993 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
3995 2007-05-08 Chao-ying Fu <fu@mips.com>
3997 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
3998 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
3999 (smsub_widen_optab, umsub_widen_optab): Define.
4000 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4002 * genopinit.c (optabs): Fill in smsub_widen_optab and
4004 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4005 and umsub_widen_optab to implement multiply-subtract sequences.
4006 * config/mips/mips.md (*msac<u>_di): Rename to...
4007 (<u>msubsidi4): ...this. Extend condition to include
4008 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4009 of operand 0 to "ka" and use the three-operand form of msub<u>
4011 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4014 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4016 PR rtl-optimization/28011
4017 * reload.c (push_reload): Set dont_share if IN appears in OUT
4018 also when IN is a PLUS rtx.
4019 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4022 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4024 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4025 call unshare_all_decls.
4026 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4027 (unshare_all_decls): Remove.
4029 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4032 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4035 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4036 Nigel Stephens <nigel@mips.com>
4038 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4039 Update comments and all uses.
4040 (MIN_FPRS_PER_FMT): Define.
4041 * config/mips/mips.c (function_arg): Fix to correctly handle
4042 the -mips32r2 -mfp64 -mabi=32 case.
4043 (override_options): Enable use of odd-numbered registers for
4044 SFmode values on MIPS32.
4045 (mips_save_reg_p): Save whole floating-point register pair if
4046 either half is used.
4047 (compute_frame_size): Fix comment.
4049 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4051 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4052 argument of type bool.
4053 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4054 argument. Safely select temporary P register according to it.
4055 (do_link): Change call site of add_to_reg accordingly.
4056 (do_unlink): Add epilogue_p as a fourth argument and pass it
4058 (expand_interrupt_handler_epilogue): Change call of do_unlink
4060 (bfin_expand_prologue): Add a third argument sibcall_p.
4061 * config/bfin/bfin.md (epilogue): Change call of
4062 bfin_expand_epilogue accordingly.
4063 (sibcall_epilogue): Likewise.
4064 (eh_return_internal): Likewise.
4066 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4067 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4068 * config/bfin/bfin.c (bfin_handle_option): Handle
4069 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4070 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4071 Support bf534, bf536 and bf561.
4072 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4074 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4077 * config/i386/i386.c (ix86_function_regparm): Process local
4078 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4080 2007-05-07 Mike Stump <mrs@apple.com>
4082 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4083 also checks for and while statements in C++.
4085 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4087 * gcc.c (at_file_supplied): New variable.
4088 (main): Set it if we expanded argv.
4089 (do_spec_1): Pass an @-file to the linker if we were called with
4090 an @-file argument and HAVE_GNU_LD.
4091 * collect2.c (at_file_supplied): New variable.
4092 (response_file): New variable.
4093 (collect_exit): Unlink response_file if necessary.
4094 (handler): Likewise.
4095 (do_wait): Likewise.
4096 (main): Set at_file_supplied if we expanded argv.
4097 (collect_execute): Pass an @-file to subprocesses if we were called
4098 with an @-file argument.
4099 * configure.ac: Add define for HAVE_GNU_LD.
4100 * configure: Regenerate.
4101 * config.in: Regenerate.
4103 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4105 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4111 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4113 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4114 (TARGET_ENCODE_SECTION_INFO): Re-define.
4115 (m32c_encode_section_info): New
4116 (function_vector_handler): New
4117 (current_function_special_page_vector): New
4118 (m32c_special_page_vector_p): New.
4119 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4121 * config/m32c/jump.md: Added instruction JSRS for functions
4122 with attribute "function_vector".
4123 * doc/extend.texi (function_vector): Added description
4124 for M16C, M32C targets.
4126 2007-05-07 DJ Delorie <dj@redhat.com>
4129 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4130 ashrpsi3, lshrpsi3): Update shift count constraint.
4132 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4133 Nathan Froyd <froydnj@codesourcery.com>
4136 * c-incpath.c (add_path): Strip trailing path separators.
4138 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4140 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4141 Free dominance info before purging EH edges.
4142 (eliminate_degenerate_phis): Likewise.
4143 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4145 2007-05-07 Jan Hubicka <jh@suse.cz>
4147 * gimplify.c (gimplify_expr): Do not crash when folding
4148 (void *)(int)&a + 4.
4150 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4153 * c-opts.c (lang_fortran): Make it non static.
4154 * c-common.h (lang_fortran): New prototype.
4155 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4156 -lang-fortran option was passed by the driver.
4158 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4160 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4161 of ASSERT_CHECKING. Tweak message.
4163 2007-05-06 Revital Eres <eres@il.ibm.com>
4166 * loop-unroll.c (insert_var_expansion_initialization):
4167 Initialize the expansions with -zero instead of +zero.
4169 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4171 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4172 into pic and non-pic versions. Mark r19 as used for
4173 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4174 for tgd_load, tld_load and tie_load .
4175 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4176 version of tgd_load, tld_load and tie_load depending on the
4179 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4180 Jakub Jelinek <jakub@redhat.com>
4182 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4183 (__do_global_dtors_aux): Use more paranoid loop to run
4184 destructors if HIDDEN_DTOR_LIST_END.
4185 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4187 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4189 * varasm.c (align_variable): Don't increase alignment for
4190 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4191 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4193 2007-05-04 Josh Conner <jconner@apple.com>
4195 * basic-block.h (cdi_direction): Assign values to all enumeration
4197 (dom_computed): Remove.
4198 (dom_info_state): New.
4199 (set_dom_info_availability): New.
4200 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4201 walk_data.dom_direction.
4202 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4203 instead of dom_computed[].
4204 (split_edge): Likewise.
4205 (create_basic_block): Likewise.
4206 (merge_blocks): Likewise.
4207 * ifcvt.c (find_if_header): Likewise.
4208 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4209 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4210 * tree-ssa.c (verify_ssa): Likewise.
4211 * tree-cfg.c (tree_verify_flow_info): Likewise.
4212 (remove_edge_and_dominated_blocks): Likewise.
4213 * dominance.c (dom_computed): Make static.
4214 (calc_dfs_tree_nonrec): Change third param to a bool.
4215 (calc_dfs_tree): Change second param to a bool.
4216 (calc_idioms): Change second param to a bool. Use
4217 dom_convert_dir_to_idx.
4218 (init_dom_info): Validate dir before using.
4219 (dom_convert_dir_to_idx): New.
4220 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4221 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4222 (free_dominance_info): Use dom_convert_dir_to_idx.
4223 (get_immediate_dominator): Likewise.
4224 (set_immediate_dominator): Likewise.
4225 (get_dominated_by): Likewise.
4226 (redirect_immediate_dominators): Likewise.
4227 (nearest_common_denominator): Likewise.
4228 (dominated_by_p): Likewise.
4229 (bb_dom_dfs_in): Likewise.
4230 (bb_dom_dfs_out): Likewise.
4231 (recount_dominator): Likewise.
4232 (iterate_fix_dominators): Likewise.
4233 (add_to_dominance_info): Likewise.
4234 (delete_from_dominance_info): Likewise.
4235 (first_dom_son): Likewise.
4236 (next_dom_son): Likewise.
4237 (dom_info_available_p): Likewise.
4238 (dom_info_state): New.
4239 (set_dom_info_availability): New.
4241 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4243 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4245 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4247 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4249 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4250 (subdi3, subdi_carry): Delete.
4252 2007-05-04 Jan Hubicka <jh@suse.cz>
4253 Richard Guenther <rguenther@suse.de>
4255 * opts.c (decode_options): Do not fiddle with inlining
4256 parameters in case of optimizing for size.
4257 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4258 for size do nothing.
4259 (cgraph_decide_inlining_of_small_function): When optimizing for
4260 size never inline functions increasing caller size.
4261 (cgraph_early_inlining): Inline for size when optimizing for size.
4263 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4265 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4266 logical operations piecewise.
4267 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4268 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4269 subdi_sesidi_di): Delete.
4270 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4271 the generated sequence. Allow three-reg add in constraints. Rewrite
4272 the rtl expression for carry to avoid zero_extend of a constant.
4273 (sub_with_carry): New pattern.
4274 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4275 different sequence not involving jumps.
4276 (notbi): Now a named pattern.
4278 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4280 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4281 Add the note about a significant loss of accuracy of some
4282 mathematical routines when these options are used.
4284 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4286 * haifa-sched.c (rtx_vec_t): New typedef.
4287 (contributes_to_priority_p): Extract piece of priority () into new
4289 (priority): Use the function. Add assertion.
4290 (rank_for_schedule, set_priorities): Add assertion to check that
4291 insn's priority is initialized.
4292 (clear_priorities, calc_priorities): Change signature. Make it update
4293 all relevant insns. Update all callers ('add_to_speculative_block ()'
4294 and 'create_block_check_twin ()').
4295 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4296 Add new field 'priority_status'.
4297 (INSN_PRIORITY_STATUS): New macro.
4298 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4300 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4302 * sched-ebb.c (debug_ebb_dependencies): New static function.
4303 (init_ready_list): Use it.
4305 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4306 with changed signature and 'debug_rgn_dependencies ()'.
4307 (debug_rgn_dependencies): New static function.
4308 (init_ready_list): Use it.
4310 * sched-int.h (debug_dependencies): Declare.
4312 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4314 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4316 2007-05-04 Dirk Mueller <dmueller@suse.de>
4318 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4320 2007-05-03 Jan Hubicka <jh@suse.cz>
4322 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4323 for pointer type in more cases than before.
4325 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4327 * tree-object-size.c (plus_expr_object_size): When operand size is
4328 unknown, return unknown.
4330 2007-05-03 Dirk Mueller <dmueller@suse.de>
4332 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4334 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4337 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4339 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4341 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4343 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4345 * config/soft-fp/double.h, config/soft-fp/extended.h,
4346 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4347 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4348 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4349 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4352 2007-05-03 Ian Lance Taylor <iant@google.com>
4354 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4355 MASK_PPC_GFXOPT for 8540 or 8548.
4357 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4359 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4360 vect_print_dump_info() to output debug information.
4362 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4365 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4366 operands of size 2 when operand is not MEM_P.
4368 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4370 PR tree-optimization/30565
4371 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4373 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4375 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4376 (umulsi3_highpart): Use them.
4377 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4378 for final accumulator to D regisster tranfser.
4380 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4382 PR tree-optimization/31699
4383 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4385 (vect_enhance_data_refs_alignment): Compute peel amount using
4386 TYPE_VECTOR_SUBPARTS instead of vf.
4387 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4389 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4392 * system.h: Remove inclusion of double-int.h
4393 * tree.h: Include double-int.h
4394 * gengtype.c: Likewise
4395 * cfgloop.h: Likewise
4396 * Makefile.in: Adjust dependencies on double-int.h
4398 2007-05-02 Eric Christopher <echristo@apple.com>
4400 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4401 -shared to -Zdynamiclib.
4403 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4406 * c-common.c (strip_pointer_or_array_types): New function.
4407 * c-common.h (strip_pointer_or_array_types): New function declaration.
4409 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4411 PR tree-optimization/31771
4412 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4414 2007-05-02 Paul Brook <paul@codesourcery.com>
4416 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4418 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4421 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4424 2007-05-02 Nick Clifton <nickc@redhat.com>
4426 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4428 2007-05-02 Richard Guenther <rguenther@suse.de>
4430 PR tree-optimization/31146
4431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4432 argument, single_use_p. If we have a single use that is
4433 a conversion to the definition rhs type, propagate that rhs.
4434 (forward_propagate_addr_expr): Pass single_use_p argument
4435 to forward_propagate_addr_expr_1.
4437 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4439 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4442 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4444 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4445 'AMD Family 10 core'.
4447 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4449 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4450 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4451 with SSE3 instruction set support.
4452 * doc/invoke.texi: Likewise.
4454 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4456 * config/i386/i386.c (override_options): Tuning 32-byte loop
4457 alignment for amdfam10 architecture. Increasing the max loop
4458 alignment to 24 bytes.
4460 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4462 * config/m68k/constraints.md: New.
4463 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4464 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4465 EXTRA_CONSTRAINT): Remove.
4466 * config/m68k/m68k.md: Include constraints.md.
4467 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4469 2007-05-01 Ian Lance Taylor <iant@google.com>
4471 PR tree-optimization/31739
4472 * tree-vrp.c (vrp_val_is_max): New static function.
4473 (vrp_val_is_min): New static function.
4474 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4476 (set_value_range): Use vrp_val_is_{max,min}.
4477 (extract_range_from_assert): Likewise.
4478 (extract_range_from_binary_expr): Likewise.
4479 (extract_range_from_unary_expr): Likewise.
4480 (dump_value_range, vrp_meet): Likewise.
4481 (vrp_visit_phi_node): Likewise.
4482 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4484 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4486 * config/i386/gmon-sol2.c (size_t): New type.
4487 (intptr_t): Likewise.
4488 (s_textsize): Declare as size_t.
4490 (monstartup): Use size_t for sizes.
4491 (_mcount): Save and restore registers.
4492 (internal_mcount): Pass 0 as the first argument to monstartup
4494 (moncontrol): Convert pointer to appropriately sized integer
4495 before passing to profil.
4497 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4499 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4500 __NO_FPRS__, not just if _SOFT_DOUBLE.
4501 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4502 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4503 also for E500 double.
4504 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4505 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4508 2007-05-01 Richard Guenther <rguenther@suse.de>
4510 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4513 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4515 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4517 2007-05-01 Jan Hubicka <jh@suse.cz>
4519 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4522 2007-05-01 Jan Hubicka <jh@suse.cz>
4524 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4525 (maybe_fold_offset_to_reference): Declare.
4526 * fold-const.c (fold_unary): Do not fold
4527 (type *)&A into &A->field_of_type_and_offset_0
4528 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4529 size is unknown, give up.
4530 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4532 (maybe_fold_offset_to_reference): New.
4533 (maybe_fold_stmt_indirect): Use it.
4534 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4535 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4537 (gimplify_expr): Likewise for plus_expr.
4539 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4541 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4542 bsi_after_labels. Always insert statements before bsi.
4543 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4544 * predict.c (apply_return_prediction): Check for empty blocks.
4545 * cfgexpand.c (lab_rtx_for_bb): New variable.
4546 (label_rtx_for_bb): Do not create new tree labels.
4547 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4548 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4549 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4551 (label_for_bb): Add field used.
4552 (update_eh_label, main_block_label): Mark the label used.
4553 (cleanup_dead_labels): Remove unused labels.
4555 2007-05-01 Richard Guenther <rguenther@suse.de>
4557 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4558 if it is not about to be set.
4559 (get_value_range): Do not pre-allocate equiv bitmap.
4560 (update_value_range): No need to clear equiv field.
4561 (add_equivalence): Change prototype to get bitmap pointer.
4562 Allocate bitmap here if it is not already.
4563 (extract_range_from_assert): Do not allocate bitmap here.
4564 Update callers to add_equivalence.
4565 (extract_range_from_ssa_name): Likewise.
4566 (get_vr_for_comparison): New static helper.
4567 (compare_name_with_value): Handle NULL equiv bitmap by
4568 peeling the first iteration of the comparison loop.
4569 Use get_vr_for_comparison.
4570 (compare_names): Handle NULL equiv bitmaps by using fake
4571 ones. Use get_vr_for_comparison.
4573 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4575 * double-int.c (mpz_set_double_int): Moved from
4576 tree-ssa-loop-niter.c.
4577 (mpz_get_double_int): Likewise; also, add option to wrap
4578 out-of-range integers.
4579 * double-int.h: New prototypes for above.
4580 * tree.c (get_static_type_bounds): Moved from
4581 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4582 TYPE_MAX_VALUE if they exist..
4583 * tree.h: New prototype for above.
4584 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4585 get_type_bounds calls.
4586 (mpz_set_double_int): Move to double-int.c.
4587 (get_type_bounds): Move to tree.c, rename to
4588 get_static_type_bounds.
4589 (mpz_to_double_int): Move to double-int.c, rename to
4592 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4594 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4595 DIV0 exception can fall through to a normal return.
4597 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4601 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4602 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4603 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4604 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4605 initialize align to silence bogus warning.
4606 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4607 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4609 (struct sra_walk_fns): Remove use_all parameter from use.
4610 (sra_hash_tree): Handle BIT_FIELD_REFs.
4611 (sra_elt_hash): Don't hash bitfld blocks.
4612 (sra_elt_eq): Skip them in parent compares as well. Handle
4614 (sra_walk_expr): Don't maintain or pass down use_all_p.
4615 (scan_use): Remove use_all parameter.
4616 (scalarize_use): Likewise. Re-expand assignment to
4617 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4618 output, and re-scalarize after output. Don't mark anything
4620 (scalarize_ldst): Adjust.
4621 (scalarize_walk_gimple_modify_statement): Likewise.
4622 (build_element_name_1): Handle BIT_FIELD_REFs.
4623 (instantiate_element): Don't warn for any element whose parent
4625 (instantiate_missing_elements_1): Return the sra_elt.
4626 (canon_type_for_field): New.
4627 (try_instantiate_multiple_fields): New.
4628 (instantiate_missing_elemnts): Use them.
4629 (mark_no_warning): Removed.
4630 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4631 (REPLDUP, sra_build_elt_assignment): New.
4632 (generate_copy_inout): Use them.
4633 (generate_element_copy): Likewise. Handle bitfld differences.
4634 (generate_element_zero): Don't recurse for blocks. Use
4635 sra_build_elt_assignment.
4636 (generate_one_element_int): Take elt instead of var. Use
4637 sra_build_elt_assignment.
4638 (generate_element_init_1): Adjust.
4639 (scalarize_use, scalarize_copy): Use REPLDUP.
4640 (scalarize_ldst): Move assert before dereference.
4641 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4643 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4646 * tree.c (reconstruct_complex_type): Reconstruct a reference
4648 Also use the same mode for the pointer as the old pointer type.
4650 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4652 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4655 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4657 PR rtl-optimization/31676
4658 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4659 (df_refs_record): Call it.
4661 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4663 * rtl.def (SS_ABS): New code.
4664 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4665 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4666 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4667 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4668 (bfin_init_builtins): Define them.
4669 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4670 (bfin_expand_builtin): ... and handle the others here.
4671 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4672 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4673 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4674 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4675 operand is only HImode.
4677 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4679 * regclass.c (scan_one_insn): Remove splitting of
4682 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4683 Nigel Stephens <nigel@mips.com>
4685 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4687 2007-04-28 Jan Hubicka <jh@suse.cz>
4689 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4690 insn_locators_alloc instead of insn_locators_initialize;
4691 call reset_block_changes.
4692 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4693 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4694 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4695 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4696 * config/score/score.c (th_output_mi_thunk): Likewise.
4697 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4698 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4699 tolerate uninitialized locator info.
4702 * function.c (init_function_start): Don't init line number info.
4703 (expand_function_end): Update.
4704 (reset_block_changes, record_block_change, finalize_block_changes,
4705 check_block_change, free_block_changes): Kill.
4706 * function.h (reset_block_changes, record_block_change,
4707 finalize_block_changes, check_block_change, free_block_changes): Remove
4709 (struct function): Remove ib_boundaries_block.
4710 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4711 Use curr_insn_locator to initialize locator.
4712 (emit_line_note): Remove.
4713 * cfgexpand.c (expand_gimple_cond_expr): Update.
4714 (construct_exit_block): Likewise.
4715 (tree_expand_cfg): Initialize/finalize locators.
4716 * expr.c (expand_expr_real): Update.
4717 * cfglayout.c (line_locators_locs, line_locators_lines,
4718 file_locators_locs, file_locators_files): Remove.
4719 (set_block_levels): Move to cfgexpand.c.
4720 (insn_locators_initialize): Remove.
4721 (pass_insn_locators_initialize): Remove.
4722 (locations_locators_locs, locations_locators_vals): New static vars.
4723 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4725 (insn_locators_alloc, insn_locators_finalize,
4726 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4728 (locator_location): New.
4729 (locator_line, locator_file): Rewrite.
4730 * rtl.h (emit_line_note): Kill.
4731 (insn_locators_alloc, insn_locators_finalize,
4732 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4734 * tree-inline.c (initialize_cfun): Do not initialize
4735 ib_boundaries_block.
4736 * passes.c (pass_insn_locators_initialize): Remove.
4738 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4740 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4741 info. Update last_basic_block correctly.
4743 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4746 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4747 register itself to hold the offset constant. Tell flow the use
4748 of r4 and r5 when they are used.
4750 2007-04-27 Richard Guenther <rguenther@suse.de>
4752 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4753 if we simplified anything.
4754 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4755 warnings until we did a simplification and the stmt was not
4756 marked as TREE_NO_WARNING.
4758 2007-04-27 Mike Stump <mrs@apple.com>
4760 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4762 2007-04-27 Ian Lance Taylor <iant@google.com>
4765 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4766 TYPE_MAX_VALUE exist, convert them to the new type.
4768 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4770 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4771 if it claims to be available.
4772 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4774 (perform_tree_ssa_dce): Always free postdominators.
4776 2007-04-27 Richard Henderson <rth@redhat.com>
4778 * config/alpha/predicates.md (aligned_memory_operand): Mark
4779 as define_special_predicate.
4780 (unaligned_memory_operand, normal_memory_operand): Likewise.
4781 (reg_or_unaligned_mem_operand): Remove.
4782 (any_memory_operand): Match the documentation and check for
4783 non-renumbered pseudos during reload.
4784 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4785 alpha_secondary_reload_class, update to new interface, make static.
4786 Handle CQImode like HImode. Remove FP subreg check.
4787 (alpha_expand_mov): Use replace_equiv_address.
4788 (alpha_expand_mov_nobwx): Use any_memory_operand.
4789 (TARGET_SECONDARY_RELOAD): New.
4790 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4791 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4792 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4793 * config/alpha/alpha.md: ... here.
4794 (RELOAD12, reloadmode): New.
4796 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4797 Don't handle the aligned case here.
4798 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4799 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4800 reload_inhi_help. Don't expect a scratch register.
4801 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4803 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4805 2007-04-27 Richard Guenther <rguenther@suse.de>
4807 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4809 2007-04-27 Richard Guenther <rguenther@suse.de>
4811 PR tree-optimization/30965
4812 PR tree-optimization/30978
4813 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4814 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4815 (find_equivalent_equality_comparison): Likewise.
4816 (simplify_cond): Likewise.
4817 (get_prop_source_stmt): New helper.
4818 (get_prop_dest_stmt): Likewise.
4819 (can_propagate_from): Likewise.
4820 (remove_prop_source_from_use): Likewise.
4821 (combine_cond_expr_cond): Likewise.
4822 (forward_propagate_comparison): New function.
4823 (forward_propagate_into_cond): Rewrite to use fold for
4825 (tree_ssa_forward_propagate_single_use_vars): Call
4826 forward_propagate_comparison to propagate comparisons.
4828 2007-04-27 Richard Guenther <rguenther@suse.de>
4830 PR tree-optimization/31715
4831 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4832 sure to do computation on the offset in an appropriate
4835 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4837 * reload.h (elimination_target_reg_p): Declare.
4838 * reload.c (find_reloads): Don't apply the reg_rtx move
4839 optimization if the SET_DEST satisfies elimination_target_reg_p.
4840 * reload1.c (elimination_target_reg_p): New function.
4841 (gen_reload): In the move/add2 fallback, make sure that op0
4842 does not overlap the destination register.
4844 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4846 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4847 transform only GIMPLE_MODIFY_STMTs.
4848 * tree-complex.c (expand_complex_operations_1): Ditto.
4849 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4850 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4851 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4853 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4854 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4855 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4856 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4857 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4858 slpeel_add_loop_guard): Ditto.
4859 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4860 * lambda-code.c (perfect_nestify): Ditto.
4861 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4862 before the first statement.
4863 * tree-optimize.c (execute_free_datastructures): Fix comments.
4864 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4865 * tree-flow.h (disband_implicit_edges): Declaration removed.
4866 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4868 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4870 (disband_implicit_edges, has_label_p): Removed.
4871 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4872 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4874 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4876 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4877 also for COND_EXPRs.
4878 * cfgexpand.c (label_rtx_for_bb): New function.
4879 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4880 Use label_rtx_for_bb to find the labels.
4881 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4882 last block. Detect fallthru edges.
4884 2007-04-26 Ian Lance Taylor <iant@google.com>
4887 * reload.c (find_reloads_subreg_address): If the address was valid
4888 in the original mode but not in the new mode, reload the whole
4891 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4893 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4894 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4895 (cleanup_control_expr_graph): Do not invalidate dominance info.
4896 Record altered blocks.
4897 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4898 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4899 cleanup_tree_cfg_bb): New functions.
4900 (remove_forwarder_block): Do not maintain the worklist of blocks.
4901 Record altered blocks.
4902 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4904 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4905 delete_unreachable_blocks if dominators are not available.
4906 * tree-inline.c (optimize_inline_calls): Free dominance information
4908 * tree-flow.h (remove_edge_and_dominated_blocks,
4909 cfgcleanup_altered_bbs): Altered.
4910 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4912 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4914 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4915 do not invalidate dominators.
4917 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4919 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4920 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4921 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4922 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4924 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4926 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4928 2007-04-26 Richard Guenther <rguenther@suse.de>
4930 PR tree-optimization/31703
4931 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4932 the right type for the target of the bittest.
4934 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4936 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4937 ix86_sol10_return_in_memory.
4939 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4941 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4944 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4947 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4949 PR tree-optimization/30558
4950 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4951 clear this_state.prev_try.
4953 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4954 Mark Mitchell <mark@codesourcery.com>
4956 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4957 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4958 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4960 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4963 * doc/invoke.texi (%:print-asm-header): Document.
4964 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
4966 (static_spec_functions): Add print-asm-header.
4967 (main): Print a banner before the --target-help linker options.
4968 (print_asm_header_spec_function): New function.
4970 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
4973 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
4974 (movsf_ie): Likewise.
4976 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4978 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4980 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4982 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4984 (__umodsi3, __modsi3): Likewise.
4986 2007-04-25 Dirk Mueller <dmueller@suse.de>
4988 * c-typeck.c (build_compound_expr): Annotate warning()
4989 call with OPT_Wunused_value.
4990 * tree-ssa.c (warn_uninit): Annotate warning with
4992 * c-common.c (handle_sentinel_attribute): Annotate warning
4993 call with OPT_Wattributes.
4995 2007-04-25 Thiemo Seufer <ths@mips.com>
4997 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
4999 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5000 on to the assembler. Improve handling of -mno-mips16. Add handling
5001 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5002 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5003 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5004 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5006 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5009 * config/i386/winnt.c (i386_pe_file_end): Strip only
5010 USER_LABEL_PREFIX when writing export name.
5012 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5014 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5015 sh/elf.h, vx-common.h and vxworks.h.
5016 * config/sh/sh.h: Include config/vxworks-dummy.h.
5017 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5018 (OVERRIDE_OPTIONS): Use it.
5019 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5020 (vxworks_picreg): New pattern.
5021 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5022 VXWORKS_OS_CPP_BUILTINS.
5023 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5024 to their VXWORKS_* equivalents.
5025 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5026 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5027 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5028 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5029 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5030 -mrtp/-fPIC multilibs.
5031 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5032 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5033 (MULTILIB_OSDIRNAMES): Delete.
5035 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5038 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5040 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5042 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5043 rounding mode to be specified by the caller.
5044 (real_to_mpfr) Likewise.
5045 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5046 include new arguments.
5047 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5049 2007-04-24 Ian Lance Taylor <iant@google.com>
5051 PR tree-optimization/31605
5052 * tree-vrp.c (set_value_range): Check that min and max are not
5053 both overflow infinities.
5054 (set_value_range_to_value): New static function.
5055 (extract_range_from_binary_expr): Call set_value_range_to_value.
5056 (extract_range_from_cond_expr): Likewise.
5057 (extract_range_from_expr): Likewise.
5058 (extract_range_from_unary_expr): Likewise. Don't create a range
5059 which overflows on both sides.
5060 (vrp_meet): Check for a useless range.
5061 (vrp_visit_phi_node): If we see a constant which looks like an
5062 overflow infinity, turn off the TREE_OVERFLOW flag.
5064 2007-04-24 Ian Lance Taylor <iant@google.com>
5066 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5068 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5071 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5072 diagnostic message is being built.
5073 * tree-pretty-print.c (dump_generic_node): Only write the
5074 formatted text into BUFFER's stream if we are not building a
5076 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5078 * Makefile.in (toplev.o): Depend on tree-pass.h.
5080 2007-04-24 Ian Lance Taylor <iant@google.com>
5082 PR tree-optimization/31602
5083 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5084 conditionals in the copied loop header.
5085 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5086 warnings if TREE_NO_WARNING is set.
5087 * doc/invoke.texi (Warning Options): Clarify that
5088 -Wstrict-overflow does not warn about loops.
5090 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5092 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5093 expand on the comment about _Decimal128 arguments and check the
5094 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5095 that _Decimal128 argument uses even/odd register pair.
5096 (function_arg): Ditto.
5098 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5100 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5101 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5103 2007-04-24 Richard Guenther <rguenther@suse.de>
5104 Olga Golovanevsky <olga@il.ibm.com>
5106 * fold-const.c (multiple_of_p): Check for bottom
5109 2007-04-24 Richard Henderson <rth@redhat.com>
5111 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5112 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5113 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5114 looking for non-zero bits shifted out. Avoid a recursive call
5115 when constructing the scalar.
5116 (__floatundisf): Likewise.
5118 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5120 * dwarf2out.c (field_byte_offset): Move the existing logic
5121 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5122 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5124 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5127 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5128 argument of 0 for memset.
5129 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5130 unsigned shift instead of the signed variant.
5132 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5134 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5135 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5136 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5137 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5138 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5139 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5140 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5141 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5142 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5143 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5144 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5145 "mul<mode>3", "div<mode>3"): Insn definitions added.
5146 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5147 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5148 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5149 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5150 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5151 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5152 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5153 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5154 TARGET_FLOAT_FORMAT): Macro definitions removed.
5155 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5156 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5157 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5158 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5159 (s390_gen_rtx_const_DI): Function removed.
5160 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5162 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5164 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5165 over an external ffs function.
5167 2007-04-24 Chao-ying Fu <fu@mips.com>
5168 Richard Sandiford <richard@nildram.co.uk>
5170 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5171 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5172 (smadd_widen_optab, umadd_widen_optab): Define.
5173 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5175 * genopinit.c (optabs): Fill in smadd_widen_optab and
5177 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5178 and umadd_widen_optab to implement multiply-add sequences.
5179 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5180 (<u>maddsidi4): ...this. Extend condition to include
5181 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5182 of operand 0 to "ka" and use the three-operand form of madd<u>
5184 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5186 * config/mips/constraints.md (ka): New register constraint.
5188 2007-04-24 Jan Hubicka <j@suse.cz>
5192 2007-04-23 Jan Hubicka <jh@suse.cz>
5193 * function.c (init_function_start): Don't init line number info.
5194 (expand_function_end): Update.
5195 (reset_block_changes, record_block_change, finalize_block_changes,
5196 check_block_change, free_block_changes): Kill.
5197 * function.h (reset_block_changes, record_block_change,
5198 finalize_block_changes, check_block_change, free_block_changes): Remove
5200 (struct function): Remove ib_boundaries_block.
5201 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5202 Use curr_insn_locator to initialize locator.
5203 (emit_line_note): Remove.
5204 * cfgexpand.c (expand_gimple_cond_expr): Update.
5205 (construct_exit_block): Likewise.
5206 (tree_expand_cfg): Initialize/finalize locators.
5207 * expr.c (expand_expr_real): Update.
5208 * cfglayout.c (line_locators_locs, line_locators_lines,
5209 file_locators_locs, file_locators_files): Remove.
5210 (set_block_levels): Move to cfgexpand.c.
5211 (insn_locators_initialize): Remove.
5212 (pass_insn_locators_initialize): Remove.
5213 (locations_locators_locs, locations_locators_vals): New static vars.
5214 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5216 (insn_locators_alloc, insn_locators_finalize,
5217 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5219 (locator_location): New.
5220 (locator_line, locator_file): Rewrite.
5221 * rtl.h (emit_line_note): Kill.
5222 (insn_locators_alloc, insn_locators_finalize,
5223 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5225 * tree-inline.c (initialize_cfun): Do not initialize
5226 ib_boundaries_block.
5227 * passes.c (pass_insn_locators_initialize): Remove.
5229 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5231 * doc/invoke.texi: Removed leading '-' from option index entries.
5233 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5235 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5237 (create_phi_node): Use set_phi_nodes.
5238 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5239 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5240 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5241 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5242 (bsi_start, bsi_last): Use bb_stmt_list.
5243 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5244 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5245 Traverse the statements using tsi iterator.
5246 * basic-block.h (struct basic_block_def): Fields stmt_list
5247 and phi_nodes moved to ...
5248 (struct tree_bb_info): ... new structure.
5249 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5250 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5251 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5252 (tree_verify_flow_info): Verify that il.tree is not set for
5253 entry and exit block.
5254 (tree_split_block): Use set_bb_stmt_list.
5256 2007-04-23 Mike Stump <mrs@apple.com>
5258 * config/i386/i386.c (ix86_tune_features
5259 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5262 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5264 * config/i386/i386.md (prefix_extra): New attribute.
5265 (length): Add prefix_extra.
5267 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5268 (sse2_movntv2di): Likewise.
5269 (sse2_cvtps2dq): Likewise.
5270 (sse2_cvtpd2pi): Likewise.
5271 (sse2_cvttpd2pi): Likewise.
5272 (*sse2_cvtpd2ps): Likewise.
5273 (*add<mode>3): Likewise.
5274 (sse2_ssadd<mode>3): Likewise.
5275 (sse2_usadd<mode>3): Likewise.
5276 (*sub<mode>3): Likewise.
5277 (sse2_sssub<mode>3): Likewise.
5278 (sse2_ussub<mode>3): Likewise.
5279 (*mulv8hi3): Likewise.
5280 (*smulv8hi3_highpart): Likewise.
5281 (*umulv8hi3_highpart): Likewise.
5282 (sse2_umulv2siv2di3): Likewise.
5283 (sse2_pmaddwd): Likewise.
5284 (ashr<mode>3): Likewise.
5285 (lshr<mode>3): Likewise.
5286 (ashl<mode>3): Likewise.
5287 (sse2_ashlti3): Likewise.
5288 (sse2_lshrti3): Likewise.
5289 (*umaxv16qi3): Likewise.
5290 (*smaxv8hi3): Likewise.
5291 (*uminv16qi3): Likewise.
5292 (*sminv8hi3): Likewise.
5293 (sse2_eq<mode>3): Likewise.
5294 (sse2_gt<mode>3): Likewise.
5295 (*and<mode>3): Likewise.
5296 (sse2_nand<mode>3): Likewise.
5297 (*ior<mode>3): Likewise.
5298 (*xor<mode>3): Likewise.
5299 (sse2_packsswb): Likewise.
5300 (sse2_packssdw): Likewise.
5301 (sse2_packuswb): Likewise.
5302 (sse2_punpckhbw): Likewise.
5303 (sse2_punpcklbw): Likewise.
5304 (sse2_punpckhwd): Likewise.
5305 (sse2_punpcklwd): Likewise.
5306 (sse2_punpckhdq): Likewise.
5307 (sse2_punpckldq): Likewise.
5308 (sse2_punpckhqdq): Likewise.
5309 (sse2_punpcklqdq): Likewise.
5310 (*sse2_pinsrw): Likewise.
5311 (*sse2_pextrw): Likewise.
5312 (sse2_pshufd_1): Likewise.
5313 (sse2_uavgv16qi3): Likewise.
5314 (sse2_uavgv8hi3): Likewise.
5315 (sse2_psadbw): Likewise.
5316 (sse2_pmovmskb): Likewise.
5317 (*sse2_maskmovdqu): Likewise.
5318 (*sse2_maskmovdqu_rex64): Likewise.
5319 (sse4a_extrqi): Likewise.
5320 (sse4a_extrq): Likewise.
5321 (sse3_lddqu): Set prefix_rep.
5322 (sse3_addsubv4sf3): Likewise.
5323 (sse3_haddv4sf3): Likewise.
5324 (sse3_hsubv4sf3): Likewise.
5325 (sse_cvtss2si): Likewise.
5326 (sse_cvtss2si_2): Likewise.
5327 (sse_cvtss2siq): Likewise.
5328 (sse_cvtss2siq_2): Likewise.
5329 (sse_cvttss2si): Likewise.
5330 (sse_cvttss2siq): Likewise.
5331 (sse2_cvttps2dq): Likewise.
5332 (sse3_movshdup): Likewise.
5333 (sse3_movsldup): Likewise.
5334 (sse2_cvtsd2si): Likewise.
5335 (sse2_cvtsd2si_2): Likewise.
5336 (sse2_cvtsd2siq): Likewise.
5337 (sse2_cvtsd2siq_2): Likewise.
5338 (sse2_cvttsd2si): Likewise.
5339 (sse2_cvttsd2siq): Likewise.
5340 (*sse2_cvtpd2dq): Likewise.
5341 (*sse2_cvttpd2dq): Likewise.
5342 (sse2_pshuflw_1): Likewise.
5343 (sse2_pshufhw_1): Likewise.
5344 (sse4a_insertqi): Likewise.
5345 (sse4a_insertq): Likewise.
5346 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5347 (ssse3_phadddv4si3): Likewise.
5348 (ssse3_phaddswv8hi3): Likewise.
5349 (ssse3_phsubwv8hi3): Likewise.
5350 (ssse3_phsubdv4si3): Likewise.
5351 (ssse3_phsubswv8hi3): Likewise.
5352 (ssse3_pmaddubswv8hi3): Likewise.
5353 (ssse3_pmulhrswv8hi3): Likewise.
5354 (ssse3_pshufbv16qi3): Likewise.
5355 (ssse3_psign<mode>3): Likewise.
5356 (ssse3_palignrti): Likewise.
5357 (abs<mode>2): Likewise.
5358 (ssse3_phaddwv4hi3): Set prefix_extra.
5359 (ssse3_phadddv2si3): Likewise.
5360 (ssse3_phaddswv4hi3): Likewise.
5361 (ssse3_phsubwv4hi3): Likewise.
5362 (ssse3_phsubdv2si3): Likewise.
5363 (ssse3_phsubswv4hi3): Likewise.
5364 (ssse3_pmaddubswv4hi3): Likewise.
5365 (ssse3_pmulhrswv4hi3): Likewise.
5366 (ssse3_pshufbv8qi3): Likewise.
5367 (ssse3_psign<mode>3): Likewise.
5368 (ssse3_palignrdi): Likewise.
5369 (abs<mode>2): Likewise.
5370 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5371 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5372 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5374 2007-04-23 Nick Clifton <nickc@redhat.com>
5376 * params.def: Fix formatting of emacs local variables.
5378 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5380 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5381 move if inter-unit move isn't allowed.
5382 Don't split moving the first element of V2DI to DI to inter-unit
5383 move if inter-unit move isn't allowed.
5385 2007-04-23 Richard Guenther <rguenther@suse.de>
5387 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5388 and CDI_POST_DOMINATORS separately.
5390 2007-04-23 Nick Clifton <nickc@redhat.com>
5392 * c.opt (Wformat-contains-nul): Add warning attribute.
5394 2007-04-23 Jan Hubicka <jh@suse.cz>
5396 * function.c (init_function_start): Don't init line number info.
5397 (expand_function_end): Update.
5398 (reset_block_changes, record_block_change, finalize_block_changes,
5399 check_block_change, free_block_changes): Kill.
5400 * function.h (reset_block_changes, record_block_change,
5401 finalize_block_changes, check_block_change, free_block_changes): Remove
5403 (struct function): Remove ib_boundaries_block.
5404 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5405 Use curr_insn_locator to initialize locator.
5406 (emit_line_note): Remove.
5407 * cfgexpand.c (expand_gimple_cond_expr): Update.
5408 (construct_exit_block): Likewise.
5409 (tree_expand_cfg): Initialize/finalize locators.
5410 * expr.c (expand_expr_real): Update.
5411 * cfglayout.c (line_locators_locs, line_locators_lines,
5412 file_locators_locs, file_locators_files): Remove.
5413 (set_block_levels): Move to cfgexpand.c.
5414 (insn_locators_initialize): Remove.
5415 (pass_insn_locators_initialize): Remove.
5416 (locations_locators_locs, locations_locators_vals): New static vars.
5417 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5419 (insn_locators_alloc, insn_locators_finalize,
5420 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5422 (locator_location): New.
5423 (locator_line, locator_file): Rewrite.
5424 * rtl.h (emit_line_note): Kill.
5425 (insn_locators_alloc, insn_locators_finalize,
5426 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5428 * tree-inline.c (initialize_cfun): Do not initialize
5429 ib_boundaries_block.
5430 * passes.c (pass_insn_locators_initialize): Remove.
5432 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5435 * expr.c (reduce_to_bit_field_precision): Handle
5438 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5440 PR tree-optimization/24659
5441 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5442 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5443 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5444 * genopinit.c (optabs): Rename vec_pack_mod_optab
5445 to vec_pack_trunc_optab.
5446 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5447 early for scalar floating point operands for NOP_EXPR.
5448 (vectorizable_type_promotion): Ditto.
5449 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5450 vec_pack_trunc_optab.
5451 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5453 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5454 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5455 Rename from VEC_PACK_MOD_EXPR.
5456 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5457 * expr.c (expand_expr_real_1): Ditto.
5458 * tree-inline.c (estimate_num_insns_1): Ditto.
5459 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5461 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5462 (vec_unpacks_lo_v4sf): Ditto.
5463 (vec_pack_trunc_v2df): Ditto.
5464 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5465 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5466 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5468 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5470 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5472 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5473 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5474 packing of floating point operands.
5475 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5476 represent unpacking of floating point operands.
5477 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5478 [vec_unpacks_hi]: Ditto.
5479 [vec_unpacks_lo]: Ditto.
5481 2007-04-22 Jan Hubicka <jh@suse.cz>
5483 * final.c (rest_of_handle_final): Call
5484 targetm.asm_out.constructor/targetm.asm_out.destructor
5485 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5486 proper priority via decl_*_priority_insert.
5487 * c-common.c (c_expand_body): Likewise.
5489 2007-04-22 Richard Guenther <rguenther@suse.de>
5491 PR tree-optimization/29789
5492 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5493 (rewrite_reciprocal): New helper split out from
5494 determine_invariantness_stmt.
5495 (rewrite_bittest): Likewise.
5496 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5497 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5500 2007-04-22 Revital Eres <eres@il.ibm.com>
5502 * loop-unroll.c (var_to_expand): New field to support also
5503 insns of the form x = something + x.
5504 (analyze_insn_to_expand_var): Use it.
5505 (expand_var_during_unrolling): Likewise.
5507 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5509 * predict.c: Include pointer-set.h.
5510 (bb_predictions): New variable.
5511 (tree_predicted_by_p, tree_predict_edge,
5512 remove_predictions_associated_with_edge): Use bb_predictions map
5513 instead of bb->predictions.
5514 (clear_bb_predictions, assert_is_empty): New functions.
5515 (combine_predictions_for_bb): Use bb_predictions map. Call
5516 clear_bb_predictions.
5517 (tree_estimate_probability): Create and free bb_predictions map.
5518 * Makefile.in (predict.o): Add pointer-set.h dependency.
5519 * basic-block.h (struct basic_block_def): Remove predictions
5521 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5523 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5526 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5529 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5531 * timevar.c (timevar_print): Change reference of --disable-checking to
5532 --enable-checking=release. Also warn if assert checking is disabled.
5534 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5537 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5538 decl as addressable if the compound literal was marked as
5540 Mark the decl as a gimple register if it is a complex or
5541 vector decl and does not live in memory.
5543 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5545 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5546 (GENERIC_NEXT): New function macro.
5547 (PHI_CHAIN): Use phi_node's new chain variable.
5548 (tree_phi_node): Change tree_common to tree_base
5549 and add the chain field.
5550 * tree-phinodes.c (make_phi_node): Don't set
5551 TREE_TYPE on the new node.
5552 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5553 instead of checking GIMPLE_TUPLE_P in chain_next.
5554 * tree-vect-transform.c
5555 (get_initial_def_for_induction): Look at
5556 PHI_RESULT_TREE for the type of the phi node.
5557 (update_vuses_to_preheader): Use PHI_CHAIN
5558 instead of TREE_CHAIN on the phi node.
5559 * tree-ssa-structalias.c (compute_points_to_sets):
5561 (ipa_pta_execute): Likewise.
5563 2007-04-21 Richard Guenther <rguenther@suse.de>
5566 * fold-const.c (fold_unary): Call fold_convert_const on the
5569 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5571 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5572 (store_killed_in_pat): New.
5574 2007-04-20 Richard Henderson <rth@redhat.com>
5577 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5578 TREE_LIST with a void_type_node value, not void_list_node exactly.
5580 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5582 * doc/standards.texi: Re-arrange into language-specific
5583 subsections. Add a C++ section, documenting which standards we
5586 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5588 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5589 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5591 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5593 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5594 ecrti.o and crtbegin.o.
5595 (LIB_DEFAULT_SPEC): Include -lc.
5596 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5598 2007-04-20 Richard Henderson <rth@redhat.com>
5601 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5602 argument; update all callers.
5603 (get_unaligned_offset): New.
5604 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5605 get_unaligned_address, just pass on the address directly.
5606 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5607 the subreg in the helper patterns.
5608 (unaligned_extendqidi_le): Use get_unaligned_offset.
5609 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5610 (unaligned_extendhidi_be): Likewise.
5611 (unaligned_extendhidi): Tidy.
5612 * config/alpha/alpha-protos.h: Update.
5614 2007-04-20 Richard Henderson <rth@redhat.com>
5616 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5617 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5618 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5619 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5620 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5621 (CPP_SPEC): Don't include %(cpp_subtarget).
5622 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5623 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5624 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5626 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5628 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5629 for __builtin_ia32_cmpordss.
5631 PR tree-optimization/31632
5632 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5633 and arg1 for optimizations of comparison against min/max values.
5634 Fold arg0 to arg1's type for optimizations of comparison against
5635 min+1 and max-1 values.
5637 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5639 * reload.c (combine_reloads): When trying to use a dying register,
5640 check whether it's uninitialized and don't use if so.
5642 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5644 * fold-const.c: Remove prototypes for native_encode_expr and
5645 native_interpret_expr.
5646 (native_encode_expr): Make non-static.
5647 (native_interpret_expr): Likewise.
5648 * tree.h: Add prototypes for the above.
5650 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5652 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5653 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5654 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5655 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5656 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5657 Add length attributes.
5659 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5661 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5664 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5665 __STDC_WANT_DEC_FP__.
5667 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5669 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5670 for long double compatibility.
5671 * configure: Regenerate.
5673 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5675 PR rtl-optimization/29841
5676 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5678 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5679 that may cause control flow transfer from being moved.
5681 2007-04-18 Jan Hubicka <jh@suse.cz>
5683 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5686 2007-04-18 Eric Christopher <echristo@apple.com>
5688 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5689 only. Update operands.
5690 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5691 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5692 link register to pic register.
5694 2007-04-18 Dirk Mueller <dmueller@suse.de>
5697 * tree-vrp.c (search_for_addr_array): New.
5698 (check_array_bounds): Suppress warning about
5699 address taken of array refs if its not de-referenced.
5701 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5703 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5704 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5706 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5707 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5708 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5710 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5712 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5714 (vect_analyze_scalar_cycles): Fix indentation.
5715 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5716 (vect_mark_relevant): Include phis in relevance analysis.
5718 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5720 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5722 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5723 output_operand_lossage().
5725 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5727 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5728 the unused code for reduction without adjust-in-epilog to simplify the
5731 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5733 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5734 (S390_TDC_NEGATIVE_ZERO): New constant.
5735 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5736 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5737 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5738 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5739 (S390_TDC_POSITIVE_INFINITY): New constant.
5740 (S390_TDC_NEGATIVE_INFINITY): New constant.
5741 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5742 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5743 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5744 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5745 (S390_TDC_INFINITY): New constant.
5746 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5747 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5748 optimization for UNSPEC_CCZ_TO_INT.
5749 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5750 ("*ccz_to_int"): New insn.
5751 ("isinf<mode>2"): New insn.
5752 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5753 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5754 (UNSPEC_CCZ_TO_INT): New constant.
5756 2007-04-18 Richard Guenther <rguenther@suse.de>
5758 PR tree-optimization/19431
5759 PR tree-optimization/21463
5760 * tree-pass.h (pass_phiprop): Declare.
5761 * passes.c (init_optimization_passes): New phiprop pass.
5762 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5763 (phivn_valid_p): New helper function.
5764 (phiprop_insert_phi): Likewise.
5765 (propagate_with_phi): Likewise.
5766 (tree_ssa_phiprop): New propagator propagating loads
5767 through phi nodes if profitable.
5769 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5771 * tree-vect-analyze.c (process_use): New function.
5772 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5773 Check phis in all bbs.
5774 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5777 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5779 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5782 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5785 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5788 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5790 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5792 (sse_vmmulv4sf3): Likewise.
5793 (sse2_vmaddv2df3): Likewise.
5794 (sse2_vmmulv2df3): Likewise.
5796 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5798 PR rtl-optimization/31360
5799 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5800 (target_reg_cost): New.
5801 (init_set_costs): Initialize target_reg_cost. Add comments
5802 regarding the rationale of the costs.
5803 (global_cost_for_size): Renamed to...
5804 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5805 of register pressure.
5806 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5807 estimate_reg_pressure_cost. Add number of ivs.
5808 (determine_set_costs): Dump target_reg_cost.
5809 * loop-invariant.c (gain_for_invariant): Use
5810 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5811 (best_gain_for_invariant, find_invariants_to_move): Remove
5813 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5814 (target_reg_cost): Declare.
5815 (global_cost_for_size): Declaration removed.
5816 (estimate_reg_pressure_cost): Declare.
5818 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5820 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5821 regnos into even/odd register pairs.
5822 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5823 TDmode similar to the other floating point modes.
5824 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5825 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5827 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5828 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5829 (movdd_hardfloat64): Use TARGET_MFPGPR.
5831 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5833 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5836 2005-01-05 Richard Henderson <rth@redhat.com>
5838 * reload1.c (do_input_reload): Restrict the optimization deleteing
5839 a previous output reload to RELOAD_FOR_INPUT.
5841 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5843 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5844 induc_vec_info_type.
5845 (vectorizable_induction): New function declaration.
5846 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5847 check if already vectorized. Find first place in BB where new stmts
5848 can be inserted. Takes only one argument.
5849 (vectorizable_induction): New function.
5850 (vect_transform_stmt): Add case for induc_vec_info_type to call
5851 vectorizable_induction.
5852 (vect_transform_loop): Consider phis for vectorization.
5853 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5855 (analyze_operations): Call vectorizable_induction when analyzing phis.
5857 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5858 (vect_mark_relevant): Include phis in relevance analysis.
5859 (vect_mark_stmts_to_be_vectorize): Likewise.
5860 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5862 2007-04-16 Lawrence Crowl <crowl@google.com>
5864 * doc/invoke.texi (Debugging Options): Add documentation for the
5865 -femit-struct-debug options -femit-struct-debug-baseonly,
5866 -femit-struct-debug-reduced, and
5867 -femit-struct-debug-detailed[=...].
5869 * c-opts.c (c_common_handle_option): Add
5870 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5871 and OPT_femit_struct_debug_detailed_.
5872 * c.opt: Add specifications for
5873 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5874 and -femit-struct-debug-detailed[=...].
5875 * opts.c (set_struct_debug_option): Parse the
5876 -femit-struct-debug-... options.
5877 * opts.c (matches_main_base, main_input_basename,
5878 main_input_baselength, base_of_path, matches_main_base): Add
5879 variables and functions to compare header base name to compilation
5881 * opts.c (should_emit_struct_debug): Add to determine to emit a
5882 structure based on the option.
5883 (dump_struct_debug) Also disabled function to debug this
5885 * opts.c (handle_options): Save the base name of the
5888 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5889 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5890 This hook indicates if a type is generic. Set it by default
5892 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5893 to determine if a struct type is generic or not.
5894 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5895 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5896 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5899 * flags.h (enum debug_info_usage): Add an enumeration to describe
5900 a program's use of a structure type.
5901 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5902 to indicate the program's usage of the type. Filter structs based
5903 on the -femit-struct-debug-... specification.
5904 (gen_type_die): Split into two routines, gen_type_die and
5905 gen_type_die_with_usage. gen_type_die is now a wrapper
5906 that assumes direct usage.
5907 (gen_type_die_with_usage): Replace calls to gen_type_die
5908 with gen_type_die_with_usage adding the program usage of
5909 the referenced type.
5910 (dwarf2out_imported_module_or_decl): Suppress struct debug
5911 information using should_emit_struct_debug when appropriate.
5913 2007-04-16 Ian Lance Taylor <iant@google.com>
5915 PR tree-optimization/31522
5916 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5917 (vrp_initialize): Allocate vr_phi_edge_counts.
5918 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5919 executable edge. Drop test for all constants.
5920 (vrp_finalize): Free vrp_phi_edge_counts.
5922 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5923 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5925 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5926 predecessors at head rather than tail.
5928 2007-04-16 Matthias Klose <doko@debian.org>
5930 * config/alpha/linux.h (CPP_SPEC): Define.
5931 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5933 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5935 * function.h: Remove sequence_stack extern declaration.
5937 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5939 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5941 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5944 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5946 * config/avr/avr.c (avr_arch_types): Rearranging array.
5947 (enum avr_arch): Add.
5948 (avr_mcu_types): Use avr_arch enumeration constants instead of
5950 * config/avr/avr.h (LINK_SPEC): Simplify.
5952 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5954 * config/m68k/m68k.c (m68k_libcall_value,
5955 m68k_function_value): Use macros for register names more.
5957 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5959 (M68K_REGNAME): Use A6_REG.
5960 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5962 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5965 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5966 'pending_read_list_length' and 'pending_write_list_length'. Update
5968 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
5969 to handle two length counters instead of one. Update all uses.
5970 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
5971 two length counters instead of one.
5972 * sched-rgn.c (propagate_deps): Update to handle two length counters
5975 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5978 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5979 copy of source, pass it to ix86_expand_vector_set and return
5982 2007-04-16 David Ung <davidu@mips.com>
5983 Joseph Myers <joseph@codesourcery.com>
5985 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
5986 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
5987 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5988 Add 74K processor information.
5989 * config/mips/mips.md: Include 74k.md.
5990 (cpu): Add 74kc,74kf,74kx.
5991 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
5992 * config/mips/74k.md: New.
5993 * doc/invoke.texi (MIPS Options): Document 74K support.
5995 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
5997 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
5998 vectorizable_* functions.
5999 * tree-vect-transform.c (vectorizable_call): Add check for
6000 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6001 (vectorizable_store): likewise.
6002 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6004 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6005 (vectorizable_type_promotion, vectorizable_load): Likewise.
6006 (vectorizable_live_operation, vectorizable_condition): Likewise.
6007 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6009 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6011 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6013 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6014 register numbers more.
6015 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6016 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6017 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6018 FUNCTION_VALUE_REGNO_P): Likewise.
6019 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6020 STATIC_CHAIN_REGNUM): Likewise.
6021 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6022 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6023 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6024 * config/m68k/m68k.md (FP_REG): New.
6026 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6028 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6031 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6033 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6034 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6037 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6039 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6042 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6045 * c-decl.c (finish_decl): Grab the type of the decl after the call
6046 to store_init_value.
6048 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6050 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6052 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6055 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6056 post dominators and cleanup cfg before returning.
6058 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6060 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6061 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6063 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6065 * config.gcc: Recognize fido.
6066 * config/m68k/m68k-devices.def (fidoa): New.
6067 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6069 (FL_FIDOA, TARGET_FIDOA): New.
6070 * config/m68k/m68k.opt (mfidoa): New.
6072 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6075 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6076 when a personality function is used.
6078 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6080 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6082 2007-04-13 Mike Stump <mrs@apple.com>
6084 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6086 * config/darwin.opt (fapple-kext): Make C++ only.
6087 * config/darwin.c (darwin_override_options): Remove code to ensure
6088 -fapple-kext is given for C++ only.
6090 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6092 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6093 * config/mips/mips.c (override_options): Call
6094 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6096 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6098 * config/i386/i386.opt (msvr3-shlib): Removed.
6100 * doc/invoke.texi: Remove -msvr3-shlib.
6102 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6104 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6105 with "popcnt" instruction.
6107 2007-04-13 Richard Guenther <rguenther@suse.de>
6109 PR tree-optimization/21258
6110 * tree-vrp.c (compare_case_labels): New helper.
6111 (find_switch_asserts): New function.
6112 (find_assert_locations): Call it for SWITCH_EXPRs.
6114 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6116 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6117 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6118 check is now implied in X87_FLOAT_MODE_P.
6119 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6120 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6121 (fix_trunc<mode>_i386_fisttp): Ditto.
6122 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6123 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6124 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6125 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6126 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6127 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6128 (unnamed_splitters): Ditto.
6129 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6130 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6131 FIRST_SSE_REG for local functions when SSE math is enabled or
6132 for functions with sseregparm attribute.
6133 (standard_80387_constant_p): Return -1 if mode is not
6135 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6136 (ix86_expand_compare): Ditto.
6137 (ix86_expand_carry_flag_compare): Ditto.
6138 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6139 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6140 DECIMAL_FLOAT_MODE_P.
6141 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6142 of SCALAR_FLOAT_MODE_P.
6143 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6144 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6145 checks before FLOAT_MODE_P.
6146 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6147 before FLOAT_MODE_P.
6152 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6154 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6155 Charles Wilson <libtool@cwilson.fastmail.fm>
6157 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6158 (libgcc.mvars): Don't depend on them.
6159 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6160 * exec-tool.in: New.
6162 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6164 * doc/invoke.text (--help): Document --help=common.
6166 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6168 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6170 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6172 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6173 * genemit.c (main): Emit #include "integrate.h".
6174 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6175 (LOADGP_RTP): New mips_loadgp_style.
6176 * config/mips/mips.h: Include config/vxworks-dummy.h.
6177 (TARGET_RTP_PIC): New macro.
6178 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6179 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6180 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6182 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6183 -mvxworks-pic when using -mrtp and a PIC option.
6184 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6186 (mips_symbolic_constant_p, mips_symbolic_address_p)
6187 (mips_symbol_insns): Handle SYMBOL_HALF.
6188 (override_options): Warn about -G and -mrtp being used together.
6189 Initialize mips_lo_relocs[SYMBOL_HALF].
6190 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6191 (mips_emit_loadgp): Handle LOADGP_RTP.
6192 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6193 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6194 (tablejump): Handle function-relative case table entries if
6196 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6198 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6200 * config/mips/mips.md (load_call<mode>): Allow any general register.
6202 (sibcall_value_internal, sibcall_value_multiple_internal)
6203 (call_value_internal, call_value_split, call_value_multiple_internal)
6204 (call_value_multiple_split): Remove constraints from operand 0.
6206 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6208 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6209 rather than loadgp_noshared.
6210 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6211 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6213 * config/mips/mips.md (loadgp): Rename to...
6214 (loadgp_newabi): ...this.
6215 (loadgp_noshared): Rename to...
6216 (loadgp_absolute): ...this.
6218 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6220 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6221 false for locally-binding symbols.
6222 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6224 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6226 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6227 (SYMBOL_GOT_PAGE_OFST): ...this.
6228 (SYMBOL_GOT_GLOBAL): Rename to...
6229 (SYMBOL_GOT_DISP): ...this.
6230 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6231 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6232 * config/mips/mips.c (mips_global_symbol_p): New function.
6233 (mips_symbol_binds_local_p): Likewise.
6234 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6235 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6236 and mips_symbol_binds_local_p.
6237 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6238 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6239 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6241 (mips_ok_for_lazy_binding_p): New function.
6242 (mips_load_call_address, mips_expand_call): Use it.
6243 (mips_dangerous_for_la25_p): Likewise.
6244 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6245 (*got_disp<mode>): Use got_disp_operand instead of
6246 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6247 SYMBOL_GOTOFF_GLOBAL.
6248 (*got_page<mode>): Use got_page_ofst_operand instead of
6250 * config/mips/predicates.md (const_call_insn_operand): Use
6251 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6252 (global_got_operand): Rename to...
6253 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6255 (local_got_operand): Rename to...
6256 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6257 of SYMBOL_GOT_LOCAL.
6259 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6261 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6262 TARGET_CALL_CLOBBERED_GP.
6263 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6264 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6265 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6266 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6267 of TARGET_ABICALLS && !TARGET_NEWABI.
6268 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6269 * config/mips/mips.c (mips_load_call_address): Check
6270 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6271 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6272 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6273 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6274 TARGET_ABICALLS && TARGET_NEWABI.
6275 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6277 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6278 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6279 TARGET_ABICALLS && TARGET_NEWABI.
6280 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6281 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6282 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6283 whether indirect calls must use $25.
6284 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6286 * config/mips/mips.md (jal_macro): Check flag_pic and
6287 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6288 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6289 instead of TARGET_ABICALLS.
6290 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6291 TARGET_ABICALLS && TARGET_OLDABI.
6292 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6293 (sibcall): In the comment above the define_insn, mention
6294 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6295 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6296 instead of TARGET_ABICALLS.
6298 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6300 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6301 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6302 (MACFLAGS_MATCH_P): New macro.
6303 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6304 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6305 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6306 the other MACFLAG constants.
6307 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6308 (flag_machi): Tighten constraints. Renumber some of the operands.
6309 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6311 (flag_machi_parts_acconly): New pattern.
6312 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6314 (flag_macinit1hi): Tighten constraints.
6315 (flag_mul_macv2hi_parts_acconly): New pattern.
6317 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6318 Use a more efficient implementation.
6319 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6320 inline sequences when not optimizing for size.
6322 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6323 movhi_high2low): Delete, merge functionality into...
6324 (packv2hi): ... this pattern.
6326 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6327 * config/bfin/bfin.opt (msim): New option.
6328 (mcpu=): New option.
6329 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6330 (bfin_cpu_t): Typedef of enum bfin_cpu.
6331 (bfin_cpu_type): New declaration.
6332 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6333 -msim and -mcpu= options.
6334 (LIB_SPEC): Likewise.
6335 * config/bfin/bfin.c (bfin_cpu_type): Define.
6336 (bfin_handle_option): Handle -mcpu= option.
6337 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6338 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6339 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6341 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6343 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6344 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6345 (powerpc-wrs-vxworksae): Use ${tm_file}.
6346 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6347 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6348 * config/i386/vx-common.h: New file.
6350 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6352 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6355 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6357 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6360 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6364 * c-common.c (c_build_qualified_type): Set canonical type
6367 2007-04-12 Richard Guenther <rguenther@suse.de>
6369 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6370 lower bound and element size if lower bound is not zero
6371 or either of the ARRAY_REF operands is set.
6373 2007-04-12 Richard Guenther <rguenther@suse.de>
6375 PR tree-optimization/24689
6376 PR tree-optimization/31307
6377 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6379 * gimplify.c (canonicalize_addr_expr): To be consistent with
6380 gimplify_compound_lval only set operands two and three of
6381 ARRAY_REFs if they are not gimple_min_invariant. This makes
6382 it never at this place.
6383 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6385 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6387 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6388 null before emitting a .nsubspa directive.
6390 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6392 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6393 need_to_partition_p if there are no memory statements in the
6396 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6398 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6399 (gcd_of_steps_may_divide_p): New function.
6400 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6402 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6404 * reload.c (find_reloads_toplev, find_reloads_address,
6405 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6406 not a pointer equality test, to decide if we need to call
6407 push_reg_equiv_alt_mem.
6409 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6411 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6412 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6413 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6415 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6417 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6418 vector to be positive.
6420 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6424 * doc/invoke.texi: Document --params max-aliased-vops and
6426 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6427 debug_memory_partitions): Move to tree-flow.h
6428 * params.h (AVG_ALIASED_VOPS): Define.
6429 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6431 (mp_info_t): Likewise.
6432 (get_mem_sym_stats_for): New.
6433 (set_memory_partition): Move from tree-flow-inline.h.
6434 (mark_non_addressable): Only clear the set of symbols for the
6435 partition if it exists.
6436 (dump_memory_partitions): Move from tree-ssa-operands.c
6437 (debug_memory_partitions): Likewise.
6438 (need_to_partition_p): New.
6439 (dump_mem_ref_stats): New.
6440 (debug_mem_ref_stats): New.
6441 (dump_mem_sym_stats): New.
6442 (debug_mem_sym_stats): New.
6443 (update_mem_sym_stats_from_stmt): New.
6444 (compare_mp_info_entries): New.
6445 (mp_info_cmp): Call it.
6446 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6448 (get_mpt_for): Move from tree-ssa-operands.c.
6449 (find_partition_for): New.
6450 (create_partition_for): Remove.
6451 (estimate_vop_reduction): New.
6452 (update_reference_counts): New.
6453 (build_mp_info): New.
6454 (compute_memory_partitions): Refactor.
6455 Document new heuristic.
6456 Call build_mp_info, update_reference_counts,
6457 find_partition_for and estimate_vop_reduction.
6458 (compute_may_aliases): Populate virtual operands before
6459 calling debugging dumps.
6460 (delete_mem_sym_stats): New.
6461 (delete_mem_ref_stats): New.
6462 (init_mem_ref_stats): New.
6463 (init_alias_info): Call it.
6464 (maybe_create_global_var): Remove alias_info argument.
6465 Get number of call sites and number of pure/const call sites
6466 from gimple_mem_ref_stats().
6467 (dump_alias_info): Call dump_memory_partitions first.
6468 (dump_points_to_info_for): Show how many times a pointer has
6470 * opts.c (decode_options): For -O2 set --param
6471 max-aliased-vops to 500.
6472 For -O3 set --param max-aliased-vops to 1000 and --param
6473 avg-aliased-vops to 3.
6474 * fortran/options.c (gfc_init_options): Remove assignment to
6476 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6477 * tree-dfa.c (dump_variable): Dump memory reference
6479 Dump NO_ALIAS* settings.
6480 (referenced_var_lookup): Tidy.
6481 (mem_sym_stats): New.
6482 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6483 and ORIG are different SSA names for a memory partition.
6484 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6485 * tree-flow.h (struct mem_sym_stats_d): Define.
6486 (mem_sym_stats_t): Define.
6487 (struct mem_ref_stats_d): Define.
6488 (struct gimple_df): Add field mem_ref_stats.
6489 (enum noalias_state): Define.
6490 (struct var_ann_d): Add bitfield noalias_state.
6491 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6492 debug_mem_ref_stats, debug_memory_partitions,
6493 debug_mem_sym_stats): Declare.
6494 * tree-ssa-structalias.c (update_alias_info): Update call
6495 sites, pure/const call sites and asm sites in structure
6496 returned by gimple_mem_ref_stats.
6497 Remove local variable IS_POTENTIAL_DEREF.
6498 Increase NUM_DEREFS if the memory expression is a potential
6500 Call update_mem_sym_stats_from_stmt.
6501 If the memory references memory, call
6502 update_mem_sym_stats_from_stmt for all the direct memory
6503 symbol references found.
6504 (intra_create_variable_infos): Set noalias_state field for
6505 pointer arguments according to the value of
6506 flag_argument_noalias.
6507 * tree-ssa-structalias.h (struct alias_info): Remove fields
6508 num_calls_found and num_pure_const_calls_found.
6509 (update_mem_sym_stats_from_stmt): Declare.
6510 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6511 Set default value to 100.
6512 (PARAM_AVG_ALIASED_VOPS): Define.
6514 2007-04-11 Richard Guenther <rguenther@suse.de>
6517 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6518 a * -b + c as c - a * b if we honor sign dependent rounding.
6520 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6522 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6524 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6525 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6527 (initialize_trampoline): Don't use old-style function definition.
6528 (bfin_secondary_reload): Mark IN_P argument as unused.
6530 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6532 PR tree-optimization/31343
6533 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6534 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6535 * testsuite/gcc.dg/vect/pr31343.c: New.
6537 2007-04-10 Eric Christopher <echristo@apple.com>
6539 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6540 * config/i386/i386.md (*cmpfp0): Use.
6541 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6542 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6543 (fix_trunc<mode>_i386_fisttp): Ditto.
6544 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6545 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6546 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6547 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6548 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6549 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6550 (unnamed_splitters): Ditto.
6551 * config/i386/i386.c (output_fix_trunc): Assert that
6552 we're not being passed a TFmode operand.
6554 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6556 PR tree-optimization/31526
6557 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6558 n_basic_blocks to find newly added blocks.
6560 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6562 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6564 (fix_trunc<mode>si_sse): Ditto.
6565 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6566 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6567 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6568 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6569 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6570 expander using SSEMODEF mode macro.
6571 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6572 expander using SSEMODEF mode macro.
6573 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6574 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6575 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6576 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6577 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6578 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6579 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6580 Macroize insn using X87MODEF mode macro.
6582 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6584 * config/i386/sse.md (sse2_pinsrw): Removed.
6585 (sse2_pextrw): Renamed to ...
6586 (*sse2_pextrw): This.
6588 2007-04-09 Jan Hubicka <jh@suse.cz>
6591 * config/i386/sse.md
6592 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6593 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6594 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6595 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6597 2007-04-09 Jan Hubicka <jh@suse.cz>
6599 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6600 multiple fields of union.
6602 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6604 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6605 (create_preheaders): Check that loops are available.
6606 (fix_loop_structure): Clean up, improve comments.
6607 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6608 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6610 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6611 * predict.c (tree_estimate_probability): Do not call
6612 calculate_dominance_info. Call create_preheaders.
6613 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6614 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6616 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6617 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6618 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6619 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6622 2007-04-08 Jan Hubicka <jh@suse.cz>
6624 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6625 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6626 * fold-const.c (fold_unary): Use it.
6628 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6630 * varasm.c (assemble_variable): Remove call to
6631 lang_hooks.decls.prepare_assemble_variable.
6632 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6633 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6634 * langhooks.h (lang_hooks_for_decls): Remove
6635 prepare_assemble_variable.
6637 2007-04-08 Mike Stump <mrs@apple.com>
6639 * config/i386/i386.c: Use inc/dec on Core2.
6641 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6643 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6644 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6645 lhd_tree_inlining_end_inlining): Remove.
6646 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6647 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6649 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6650 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6651 lhd_tree_inlining_end_inlining): Remove prototypes.
6652 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6653 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6654 LANG_HOOKS_TREE_INLINING_START_INLINING,
6655 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6657 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6660 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6663 * config/avr/predicates.md (io_address_operand): Delete predicate.
6664 (low_io_address_operand): Don't use 'mode' argument.
6665 (higth_io_address_operand): Rename ...
6666 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6667 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6670 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6672 Revert change removing staticp.
6674 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6677 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6680 2007-04-07 Bruce Korb <bkorb@gnu.org>
6682 * c.opt: Add -Wformat-contains-nul.
6683 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6685 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6686 the NUL byte warning.
6688 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6690 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6692 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6694 * tree.c (staticp): No longer use staticp langhook.
6695 * langhooks.c (lhd_staticp): Removed.
6696 * langhooks.h (struct lang_hooks): Remove staticp.
6697 * c-common.c (c_staticp): Remove.
6698 * c-common.h (c_staticp): Ditto.
6699 * langhooks-defs.h (lhd_staticp): Ditto.
6700 (LHD_HOOKS_STATICP): Ditto
6701 * tree.h (gcc_assert_lowered): New macro.
6703 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6705 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6706 argument "reliable".
6707 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6708 Add argument "reliable". Propagate it through calls.
6709 (infer_loop_bounds_from_undefined): Derive number of iterations
6710 estimates from references in blocks that do not dominate loop latch.
6711 (gcov_type_to_double_int): New function.
6712 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6713 and expected_loop_iterations_unbounded.
6714 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6715 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6716 * tree-data-ref.c (estimated_loop_iterations): Export.
6717 (get_references_in_stmt): Fix -- do not return addresses of local
6719 * cfgloop.h (expected_loop_iterations_unbounded,
6720 estimated_loop_iterations): Declare.
6722 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6724 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6726 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6728 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6729 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6730 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6731 Use output_387_reg_move().
6732 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6733 expander using X87MODEF12 mode macro.
6734 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6735 choosing register preferences. Use output_387_reg_move().
6736 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6737 instead of "x". Use output_387_reg_move().
6738 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6739 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6740 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6741 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6742 Use output_387_reg_move().
6743 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6745 (*truncxf?f_i387 splitter): Ditto.
6747 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6749 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6750 LANG_HOOKS_SAFE_FROM_P.
6751 * expr.c (safe_from_p): Remove langhook call.
6752 * langhooks.h (lang_hooks): Remove safe_from_p.
6753 (lhd_safe_from_p): Remove prototype.
6754 * langhooks.c (lhd_safe_from_p): Remove.
6756 2007-04-06 Jan Hubicka <jh@suse.cz>
6758 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6761 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6763 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6764 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6765 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6766 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6768 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6769 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6771 2007-04-05 Richard Henderson <rth@redhat.com>
6773 * config/alpha/alpha.c (print_operand) [+]: Remove.
6774 (alpha_end_function): Print nop if call at end of function.
6775 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6776 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6777 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6778 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6779 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6780 the call pattern. Update peepholes to match.
6782 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6784 * doc/extend.texi (Other Builtins): Add decimal float variants
6786 * builtins.def: Ditto.
6787 * builtins.c (expand_builtin): Ditto.
6789 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6790 H.J. Lu <hongjiu.lu@intel.com>
6793 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6794 of V8HImode when calling ix86_binary_operator_ok.
6795 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6796 (sdot_prodv8hi): Operands 1 and 2 must be register.
6798 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6800 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6801 initialize align to silence bogus warning.
6803 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6806 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6808 (struct sra_walk_fns): Remove use_all parameter from use.
6809 (sra_hash_tree): Handle BIT_FIELD_REFs.
6810 (sra_elt_hash): Don't hash bitfld blocks.
6811 (sra_elt_eq): Skip them in parent compares as well. Handle
6813 (sra_walk_expr): Don't maintain or pass down use_all_p.
6814 (scan_use): Remove use_all parameter.
6815 (scalarize_use): Likewise. Re-expand assignment to
6816 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6817 output, and re-scalarize after output. Don't mark anything
6819 (scalarize_ldst): Adjust.
6820 (scalarize_walk_gimple_modify_statement): Likewise.
6821 (build_element_name_1): Handle BIT_FIELD_REFs.
6822 (instantiate_element): Don't warn for any element whose parent
6824 (instantiate_missing_elements_1): Return the sra_elt.
6825 (canon_type_for_field): New.
6826 (try_instantiate_multiple_fields): New.
6827 (instantiate_missing_elemnts): Use them.
6828 (mark_no_warning): Removed.
6829 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6830 (REPLDUP, sra_build_elt_assignment): New.
6831 (generate_copy_inout): Use them.
6832 (generate_element_copy): Likewise. Handle bitfld differences.
6833 (generate_element_zero): Don't recurse for blocks. Use
6834 sra_build_elt_assignment.
6835 (generate_one_element_int): Take elt instead of var. Use
6836 sra_build_elt_assignment.
6837 (generate_element_init_1): Adjust.
6838 (scalarize_use, scalarize_copy): Use REPLDUP.
6839 (scalarize_ldst): Move assert before dereference.
6840 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6842 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6844 * regmove.c: Fix unused variable warnings due to previous commit.
6846 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6848 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6849 (regmove_bb_head): Remove.
6850 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6851 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6852 problems with fixup_match_1.
6853 Don't initialize/free regmove_bb_head.
6855 (reg_is_remote_constant_p): If an insn is in the same basic block
6856 but not before INSN, consider it remote, too.
6858 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6861 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6862 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6864 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6866 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6867 (CONDITIONAL_REGISTER_USAGE): Likewise.
6869 2007-04-04 Richard Henderson <rth@redhat.com>
6871 * config/alpha/lib1funcs.asm: Remove unused file.
6873 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6876 * opts.c (print_specific_help): Fix --help=<language>
6878 (common_handle_option): Support --help=common.
6880 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6883 * gcc.c (main): Do not run the linker if
6884 print_subprocess_help indicates that it shouldn't be
6887 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6890 * doc/invoke.texi (--help=): Document <languages> value, fix
6891 formatting in tables of values.
6893 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6895 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6896 dllimport attribute of virtual methods.
6898 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6900 * config/score/crti.asm: Change _bss_start to __bss_start.
6901 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6902 (OUTGOING_REG_PARM_STACK_SPACE) update.
6903 * config/score/score.opt: add options to make backend support
6904 score5, score5u, score7 and score7d.
6905 * config/score/score.md: Likewise.
6906 * config/score/misc.md: Likewise.
6907 * config/score/mac.md: Likewise.
6908 * doc/invoke.texi: Likewise.
6909 * doc/md.texi: update constraints define.
6911 2007-04-03 Richard Henderson <rth@redhat.com>
6913 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6914 an appropriate type, use the mode instead.
6916 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6918 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6919 Set the default --with-arch setting to mips2.
6920 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6921 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6922 (MULTILIB_OSDIRNAMES): Delete.
6923 (MULTILIB_DIRNAMES): Define.
6924 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6925 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6926 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6927 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6928 VXWORKS_OS_CPP_BUILTINS.
6929 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6930 (MIPS_DEBUGGING_INFO): Undefine.
6931 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6933 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6936 * fold-const.c (native_encode_real): Encode real.c provided longs
6937 as a series of 32-bit native integers.
6938 (native_interpret_real): Interpret buffer as a series of 32-bit
6941 2007-04-03 Richard Guenther <rguenther@suse.de>
6943 * genpreds.c (write_insn_constraint_len): Write function
6944 optimized for CONSTRAINT_LEN implementation.
6945 (write_tm_preds_h): Output insn_constraint_len inline and
6946 use it for CONSTRAINT_LEN.
6947 (write_insn_preds_c): Don't output insn_constraint_len.
6948 * doc/md.texi (define_register_constraint): Document multi-letter
6949 constraints shall have the same length if they start with the same
6952 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6955 * config/i386/i386.md (isinf<mode>2): Expand only when
6956 TARGET_C99_FUNCTIONS is set.
6958 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6960 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6961 (x86_64-*-linux*): Ditto.
6962 * config/i386/i386.opt (mpc): New option.
6963 * config/i386/i386.c (overrride_options): Handle
6964 ix87_precision_string.
6965 * config/i386/crtprec.c: New file.
6966 * config/i386/t-crtpc: Ditto.
6967 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
6969 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
6970 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6971 crtprec32.o, crtprec64.o and crtprec80.o.
6973 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
6975 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
6977 2007-04-02 Eric Christopher <echristo@apple.com>
6979 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6980 limitations on darwin.
6982 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6985 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
6987 2007-04-02 Dave Korn <dave.korn@artimi.com>
6989 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
6991 2007-04-02 Dave Korn <dave.korn@artimi.com>
6993 * libgcc2.h (exception_descriptor): Don't forward-declare.
6994 (__get_eh_table_language, __get_eh_table_version): Delete
6995 prototypes of long-dead functions.
6997 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
6999 * ebitmap.h: New file
7000 * ebitmap.c: New file
7001 * Makefile.in (ebitmap.o): New target.
7003 2007-04-01 Jan Hubicka <jh@suse.cz>
7005 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7006 before very first instruction.
7008 2007-04-01 Jan Hubicka <jh@suse.cz>
7010 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7011 waring on 64bit hosts.
7012 * bitmap.h: Fix typo in bitmap_head_def.
7014 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7016 PR rtl-optimization/31391
7017 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7018 into a DELETED_LABEL note, and the label is in an empty basic
7019 block, update BB_END as well as BB_HEAD.
7021 2007-04-01 Richard Henderson <rth@redhat.com>
7023 PR tree-optimization/31169
7024 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7025 to varying if the range is outside [0, prec-1].
7027 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7030 * config/mips/mips.md (load_const_gp): New insn.
7031 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7032 the MIPS16 GP pseudo register if no_new_pseudos.
7033 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7035 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7038 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7040 (call_value): Likewise.
7042 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7043 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7046 * doc/invoke.texi: (optimization options): Reword description
7047 of -ffast-math. Document its primary purpose.
7049 2007-03-31 Richard Guenther <rguenther@suse.de>
7051 * omp-low.c (splay-tree.h): Include.
7052 (lookup_decl): Replace splay-tree usage by pointer-map.
7053 (maybe_lookup_decl): Likewise.
7054 (new_omp_context): Likewise.
7055 (delete_omp_context): Likewise.
7056 * gimplify.c (splay-tree.h): Include.
7057 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7059 (remap_ssa_name): Likewise.
7060 (remap_decl): Likewise.
7061 (remap_type_1): Likewise.
7062 (remap_type): Likewise.
7063 (copy_body_r): Likewise.
7064 (expand_call_inline): Likewise.
7065 (clone_body): Likewise.
7066 (copy_tree_r): Likewise.
7067 (remap_save_expr): Likewise.
7068 (unsave_r): Likewise.
7069 (unsave_expr_now): Likewise.
7070 (tree_function_versioning): Likewise.
7071 (build_duplicate_type): Likewise.
7072 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7073 (struct copy_body_data): Replace splay-tree by pointer-map.
7074 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7075 not $(SPLAY_TREE_H).
7076 (gimplify.o): Depend on $(SPLAY_TREE_H).
7077 (omp-low.p): Likewise.
7079 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7081 * config/avr/predicates.md (even_register_operand,
7082 odd_register_operand): New predicates.
7083 * config/avr/avr.md (movw peephole2): New.
7084 (movw_r peephole2): New.
7086 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7088 * tree.h (get_signed_or_unsigned_type): New.
7089 * fold-const.c (operand_equal_for_comparison_p): Use
7090 get_signed_or_unsigned_type instead of
7091 lang_hooks.types.signed_or_unsigned_type.
7092 * expr.c (store_expr): Ditto.
7093 * langhooks.c (get_signed_or_unsigned_type): New.
7094 (lhd_signed_or_unsigned_type): New.
7095 * langhooks.h (lhd_signed_or_unsigned_type): New.
7096 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7098 2007-03-30 Richard Henderson <rth@redhat.com>
7100 * tree-ssa-loop-ivopts.c: Include target.h.
7101 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7102 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7103 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7104 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7106 2007-03-30 Richard Henderson <rth@redhat.com>
7107 Kai Tietz <kai.tietz@onevision.com>
7109 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7111 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7112 (TARGET_64BIT_MS_ABI): New.
7113 (DBX_REGISTER_NUMBER): Handle 64-bit.
7114 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7115 (LONG_TYPE_SIZE): Force to 32.
7116 (REG_PARM_STACK_SPACE): New.
7117 (OUTGOING_REG_PARM_STACK_SPACE): New.
7118 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7119 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7120 (STACK_BOUNDARY): Use 128 for 64-bit.
7121 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7122 Add 64-bit implementation.
7123 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7125 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7126 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7127 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7128 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7129 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7130 TARGET_64BIT_MS_ABI.
7131 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7132 (ix86_pass_by_reference): Likewise.
7133 (ix86_function_value_regno_p): Likewise.
7134 (ix86_build_builtin_va_list): Likewise.
7135 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7136 (function_arg_advance_ms_64): New.
7137 (function_arg_advance): Call it.
7138 (function_arg_ms_64): New.
7139 (function_arg): Call it.
7140 (function_value_ms_64): New.
7141 (ix86_function_value_1): Call it.
7142 (return_in_memory_ms_64): New.
7143 (ix86_return_in_memory): Call it.
7144 (setup_incoming_varargs_ms_64): New.
7145 (ix86_setup_incoming_varargs): Call it.
7146 (ix86_expand_prologue): Handle 64-bit stack probing.
7147 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7148 (output_pic_addr_const): Likewise.
7149 (x86_this_parameter): Likewise.
7150 (x86_output_mi_thunk): Likewise.
7151 (x86_function_profiler): Likewise.
7152 (TARGET_STRICT_ARGUMENT_NAMING): New.
7153 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7154 (TARGET_64BIT_MS_ABI): New.
7155 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7156 * config/i386/i386.md (allocate_stack_worker): Remove.
7157 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7158 describe the clobber of eax without a match_scratch.
7159 (allocate_stack_worker_postreload): Remove.
7160 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7161 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7162 (allocate_stack_worker_rex64_postreload): Remove.
7163 (allocate_stack): Handle 64-bit.
7164 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7165 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7166 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7167 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7168 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7169 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7170 * config.build (x86_64-*-mingw*): New host.
7171 * config.host (x86_64-*-mingw*): New host.
7172 * config.gcc (x86_64-*-mingw*): New target.
7173 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7175 2007-03-30 Richard Henderson <rth@redhat.com>
7176 Kai Tietz <kai.tietz@onevision.com>
7178 * c-pragma.c (struct def_pragma_macro_value): New.
7179 (struct def_pragma_macro): New.
7180 (pushed_macro_table): New.
7181 (dpm_hash, dpm_eq): New.
7182 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7183 (init_pragma): Install them.
7184 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7186 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7188 * config/avr/avr.c (avr_override_options): Clear
7189 'flag_delete_null_pointer_checks'.
7191 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7194 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7195 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7196 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7197 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7198 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7199 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7200 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7202 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7204 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7206 * regmove.c: Move all of pass_stack_adjustments from here...
7207 * combine-stack-adj.c: ...to this new file.
7208 * Makefile.in: Add rules for combine-stack-adj.o.
7210 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7212 PR tree-optimization/31383
7213 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7214 to have the same length.
7216 2007-03-30 Jan Hubicka <jh@suse.cz>
7219 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7220 availablility; add more sanity checking; ask varpool only about
7223 2007-03-29 Richard Henderson <rth@redhat.com>
7225 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7226 to decide, but __SIZEOF_LONG_LONG__.
7228 2007-03-29 Richard Henderson <rth@redhat.com>
7230 * emutls.c (struct __emutls_array): New.
7231 (emutls_destroy): Use it instead of casting element 0 from void*.
7232 (__emutls_get_address): Likewise.
7234 2007-03-29 Richard Henderson <rth@redhat.com>
7236 * varasm.c (initializer_constant_valid_p): Don't deny
7237 DECL_DLLIMPORT_P on functions.
7239 * config/i386/cygming.h: Remove function declarations.
7240 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7241 (ASM_OUTPUT_LABELREF): Remove.
7242 (COMMON_ASM_OP): Remove.
7243 (ASM_OUTPUT_COMMON): Remove.
7244 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7245 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7246 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7247 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7248 Rename from TARGET_ENCODE_SECTION_INFO.
7249 * config/i386/netware.h: Likewise.
7250 * config/i386/i386-protos.h: Update.
7251 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7252 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7253 (legitimate_constant_p): Reject dllimports.
7254 (dllimport_map, get_dllimport_decl): New.
7255 (legitimize_dllimport_symbol): New.
7256 (legitimize_address, ix86_expand_move): Use it.
7257 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7258 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7259 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7260 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7261 * config/i386/predicates.md (constant_call_address_operand): Only
7262 accept symbols; reject dllimport_p symbols.
7263 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7264 i386_pe_maybe_record_exported_symbol.
7265 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7266 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7267 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7268 trust the setting of DECL_DLLIMPORT_P.
7269 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7270 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7271 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7272 tidy the argument scanning loop.
7273 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7274 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7275 (i386_pe_strip_name_encoding): Remove.
7276 (i386_pe_binds_local_p): New.
7277 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7278 (i386_pe_output_labelref): Remove.
7279 (i386_pe_asm_output_aligned_decl_common): New.
7280 (i386_pe_maybe_record_exported_symbol): Rename from
7281 i386_pe_record_exported_symbol; check for dllexported symbols.
7283 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7285 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7286 add comment explaining why vsnprintf cannot be used.
7288 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7290 PR tree-optimization/30666
7291 * tree.c (build_complex_type): When creating type names for DWARF2
7292 debug info, create TYPE_DECLs for TYPE_NAME instead of
7294 (build_common_tree_nodes_2): Use build_complex_type when building
7295 predefined complex types, to preserve canonical types.
7297 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7299 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7300 (noce_get_alt_condition): Look at it to determine whether to
7301 reverse the condition or not.
7302 (noce_get_condition): Substitute the truth for lies.
7303 (noce_find_if_block): Set the then_else_reversed field.
7305 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7307 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7308 destination of this insn.
7309 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7310 than calling gen_rtx_SET directly. Use r0 to hold the value of
7311 'address + 4' rather than a stack based temporary which can be
7314 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7316 * config/s390/s390.c (s390_secondary_input_reload_class,
7317 s390_secondary_output_reload_class): Functions removed.
7318 (s390_secondary_reload): New function.
7319 (TARGET_SECONDARY_RELOAD): Target macro defined.
7320 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7321 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7322 * config/s390/s390.md ("reload_outti", "reload_outdi",
7323 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7324 "reload_out<mode>"): Expanders removed.
7325 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7326 "reload<mode>_nonoffmem_out"): Expanders added.
7328 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7330 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7331 SRC->DEST replacement failed anyway.
7333 2007-03-28 Mike Stump <mrs@apple.com>
7335 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7336 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7337 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7339 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7341 * config.gcc: Accept barcelona as a variant of amdfam10.
7342 * config/i386/i386.c (override_options): Likewise.
7343 * doc/invoke.texi: Likewise.
7345 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7347 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7348 offsets for BIT_FIELD_REF and COMPONENT_REF.
7350 2007-03-28 Richard Guenther <rguenther@suse.de>
7352 * tree.c (is_global_var): Move ...
7353 * tree-flow-inline.h (is_global_var): ... here.
7354 * tree.h (is_global_var): Remove declaration.
7356 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7358 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7360 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7361 * config/i386/i386.c (ix86_tune_features): Initialize new
7363 * config/i386/predicates.md (promotable_binary_operator): Use
7364 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7366 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7369 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7371 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7373 * config/fr30/fr30.md (movsi_internal): Change destination
7374 constraint from m to V and add m to the end.
7376 2007-03-28 Christian Bruel <christian.bruel@st.com>
7378 * config/sh/sh.md (movsi_i): Fix type attribute.
7380 2007-03-28 Christian Bruel <christian.bruel@st.com>
7382 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7383 (movsf_ie): Likewise.
7385 2007-03-28 Christian Bruel <christian.bruel@st.com>
7387 * config.gcc: Add sh4-300 to multilib.
7388 * config/sh/t-mlib-sh4-300: New file.
7390 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7392 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7393 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7395 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7396 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7397 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7398 "fixuns_trunctddi2"): Whitespace fix.
7400 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7402 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7403 the definition of struct sh_args.
7404 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7405 CALL_COOKIE_INT_REG_GET): Likewise.
7407 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7409 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7410 transformations are applied successfully.
7412 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7414 * tree.c (tree_contains_struct): Permit 512 tree codes.
7415 * tree.h (tree_contains_struct): Ditto.
7416 (MAX_TREE_CODES): Ditto.
7417 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7418 SPARE member to store remaining padding bits.
7420 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7422 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7425 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7427 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7428 * configure: Regenerate.
7430 * configure: Regenerate using the correct version of autoconf.
7432 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7434 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7436 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7437 regs to "__SP_L__" and "__SP_H__".
7439 2007-03-27 Richard Guenther <rguenther@suse.de>
7441 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7442 computations with it with a HOST_WIDE_INT variable.
7444 2007-03-26 Mike Stump <mrs@apple.com>
7446 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7447 objective-c-header, objective-c++-header and objc++-cpp-output
7449 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7451 2007-03-26 Richard Henderson <rth@redhat.com>
7454 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7455 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7456 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7457 IX86_BUILTIN_PSRLQ128): New.
7458 (ix86_init_mmx_sse_builtins): Add them.
7459 (ix86_expand_builtin): Expand them.
7460 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7461 operand 2 be TImode.
7462 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7463 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7464 _mm_srli_epi64): Mark __B const.
7465 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7466 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7467 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7468 new two-vector shift builtins.
7470 2007-03-26 Ian Lance Taylor <iant@google.com>
7472 PR tree-optimization/31345
7473 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7474 [+INF, +INF(OVF)] into VARYING.
7476 2007-03-26 Zack Weinberg <zackw@panix.com>
7478 * gengtype-parse.c: New file.
7479 * gengtype-yacc.y: Delete.
7480 * gengtype-lex.l: Don't include gengtype-yacc.h.
7481 Define YY_DECL and yyterminate appropriately for recursive
7482 descent parser. yylval is now a string out-parameter to yylex.
7483 (HWS, EOID): New shorthand.
7484 (IWORD): Add a couple more types.
7485 (yylex): Add a setup stanza. Remove the complex rules for
7486 detecting GTY'ed types and typedefs; replace with simple
7487 keyword detectors. Adjust everything for the changed
7488 definition of yylval. Ignore all pp-directives, not just #define.
7490 (parse_file): Rename yybegin; do not call yyparse.
7492 * gengtype.c (xasprintf): Export again.
7493 (this_file): New. Use everywhere __FILE__ was being used.
7494 (get_lang_bitmap): Special case types defined in gengtype.c.
7495 (do_typedef, new_structure): Suppress definition of certain types.
7496 (new_structure): Improve diagnostics of duplicate definitions.
7497 Make sure location_s is associated with input.h.
7498 (nreverse_pairs, define_location_structures): New functions.
7499 (main): Improve tagging of kludge types. Remove old kludges
7500 for input.h types; use define_location_structures.
7501 * gengtype.h: Update prototypes. Define token codes here.
7502 * Makefile.in: Remove all references to gengtype-yacc.
7503 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7505 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7506 add GTY((skip)) to the field that's only conditionally there.
7507 * doc/install.texi: Document that Bison is no longer required
7508 unless building treelang.
7510 * gengtype.c: Don't include gtyp-gen.h.
7511 (srcdir): Declare here.
7512 (base_files, lang_dir_names): Allocate dynamically.
7513 (gt_files, num_gt_files, num_lang_dirs): New globals.
7514 (measure_input_list, read_input_line, read_input_list)
7515 (set_lang_bitmap): New functions.
7516 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7517 simplify, relying on read_input_list to set up the bitmaps.
7518 (main): Arguments are no longer unused. Check for correct number
7519 of command line arguments, set srcdir and srcdir_len, then call
7520 read_input_list, before doing anything else. No need to worry
7521 about duplicates in main loop.
7522 * configure.ac: Simplify the calculation of all_gtfiles.
7523 Put language tags in there. Don't set or substitute
7524 all_gtfiles_files_langs or all_gtfiles_files_frags.
7525 * Makefile.in: Revamp the way gengtype is invoked, now that it
7526 takes a file on its command line with a much simpler format.
7527 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7528 (GTFILES): Remove duplicates and C source files.
7529 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7530 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7531 * configure: Regenerate.
7533 * gengtype.h: Remove all type definitions to gengtype.c; leave
7534 only definitions of options_p, type_p, and pair_p as opaque
7535 pointers. Update prototypes.
7536 * gengtype.c: Many type definitions moved here from gengtype.h.
7537 Consolidate type definitions at the top of the file.
7538 (xvasprintf): Delete.
7539 (xasprintf): Make static.
7540 (create_nested_pointer_option): Add 'next' parameter.
7541 (create_field_all, create_field_at): New functions.
7542 (create_field): Now a thin wrapper around create_field_all.
7543 (create_optional_field): Rename create_optional_field_ and add
7544 line argument. Original name is now a macro which supplies
7546 (oprintf): Use vsnprintf directly.
7547 (close_output_files): Use fatal rather than perror/exit.
7548 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7549 (main): Set progname. Don't use exit.
7550 * gengtype-yacc.y (struct_fields): Use create_field_at.
7551 (option, optionseqopt): Delete.
7552 (optionseq): Consolidate productions from option here so we
7553 can use the first argument to create_option.
7555 * gengtype-lex.l: Distinguish unions from structures in the
7556 token type. Don't call find_structure; return the tag as a string.
7557 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7558 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7559 Reorganize typedef_struct production accordingly.
7560 Use create_nested_ptr_option.
7561 * gengtype.c (create_nested_ptr_option): New function.
7562 * gengtype.h: Declare it.
7564 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7565 (string_type): Don't declare.
7566 (do_scalar_typedef): Declare.
7567 (create_scalar_type): Update prototype.
7568 * gengtype.c (string_type): Make static.
7569 (scalar_nonchar, scalar_char): New.
7570 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7571 (resolve_typedef): Use scalar_nonchar for error recovery.
7572 (create_scalar_type): Remove name_len field. Return scalar_char
7573 or scalar_nonchar as appropriate.
7574 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7576 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7578 (main): Initialize scalar_char and scalar_nonchar before calling
7580 * gengtype-lex.l: Adjust for removal of second argument to
7581 create_scalar_type. Use yylval.s instead of yylval.t when
7583 * gengtype-yacc.y: Type of SCALAR is string. Call
7584 create_scalar_type from type:SCALAR rule. Adjust for removal of
7585 second argument to create_scalar_type.
7587 * vec.h: Remove all #if IN_GENGTYPE blocks.
7588 Add comment saying that changes may require adjustments to gengtype.
7589 * gengtype.c: Don't include coretypes.h or tm.h.
7590 Add comment to inclusion of errors.h.
7591 (note_def_vec, note_def_vec_alloc): New functions.
7592 * gengtype.h: Declare new functions.
7593 * gengtype-lex.l: Don't include coretypes.h.
7594 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7596 (update_lineno): Remove unnecessary prototype.
7597 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7598 (VEC rule): Just return VEC_TOKEN.
7599 * gengtype-yacc.y (VEC_TOKEN): New token type.
7600 (type): Add a production for VEC(a,b).
7601 * Makefile.in: Update dependencies.
7603 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7604 typedefs that use the old PARAMS macro.
7606 * gengtype-lex.l: Remove all rules and states relating to yacc
7608 * gengtype-yacc.y: Similarly.
7609 * gengtype.c (note_yacc_type): Delete function.
7610 * gengtype.h: Update prototypes.
7612 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7614 * tree-pretty-print.c (dump_generic_node): Report precision of
7615 unnamed integer types.
7617 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7619 * ifcvt.c (noce_try_store_flag_constants): Don't check
7620 no_new_pseudos here.
7621 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7622 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7623 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7624 noce_try_sign_mask): Likewise.
7625 (if_convert): Check no_new_pseudos here.
7627 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7629 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7630 (noce_get_condition): Handle new then_else_reversed argument.
7631 (noce_init_if_info): Remove, fold into noce_find_if_block.
7632 (noce_process_if_block): Take a struct noce_if_info as the
7633 argument. Don't set up one based on ce_if_info. Update pointer
7634 references accordingly.
7635 (cond_move_process_if_block): Likewise.
7636 (process_if_block): Removed.
7637 (find_if_block): Removed. Move functionality two new functions,
7638 noce_find_if_block and cond_exec_find_if_block.
7639 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7640 blocks and the symmetric IF-ELSE-JOIN case.
7641 (cond_exec_find_if_block): Also new function mostly based on old
7642 find_if_block and process_if_block.
7643 (find_if_header): Replace find_if_block call with separately
7644 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7645 (find_cond_trap): Update noce_get_condition call.
7646 (dead_or_predicable): Likewise.
7648 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7650 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7652 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7653 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7654 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7655 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7656 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7657 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7658 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7659 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7660 __builtin_ia32_psrad128 builtins.
7662 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7664 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7665 * config/i386/constraints.md
7666 (define_constraint "I"): Use IN_RANGE macro.
7667 (define_constraint "J"): Ditto.
7668 (define_constraint "K"): Ditto.
7669 (define_constraint "M"): Ditto.
7670 (define_constraint "N"): Ditto.
7671 (define_constraint "O"): Ditto.
7672 * config/i386/predicates.md
7673 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7674 (define_predicate "const_0_to_3_operand"): Ditto.
7675 (define_predicate "const_0_to_7_operand"): Ditto.
7676 (define_predicate "const_0_to_15_operand"): Ditto.
7677 (define_predicate "const_0_to_63_operand"): Ditto.
7678 (define_predicate "const_0_to_255_operand"): Ditto.
7679 (define_predicate "const_1_to_31_operand"): Ditto.
7680 (define_predicate "const_2_to_3_operand"): Ditto.
7681 (define_predicate "const_4_to_7_operand"): Ditto.
7683 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7685 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7686 in SImode for save_world.
7687 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7690 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7692 PR tree-optimization/30784
7693 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7696 2007-03-25 Revital Eres <eres@il.ibm.com>
7698 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7699 Fold movement_possibility function into it.
7701 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7703 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7704 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7705 (call_indirect_nonlocal_darwin64): Same.
7706 (call_nonlocal_darwin64): Same.
7707 (call_value_indirect_nonlocal_darwin64): Same.
7708 (call_value_nonlocal_darwin64): Same.
7709 (sibcall_nonlocal_darwin64): Same.
7710 (sibcall_value_nonlocal_darwin64): Same.
7711 (sibcall_symbolic_64): Same.
7712 (sibcall_value_symbolic_64): Same.
7713 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7715 (rs6000_emit_load_toc_table): Same.
7716 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7717 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7723 (load_toc_v4_pic_si): Same
7724 (load_toc_v4_PIC_1): Same.
7725 (load_toc_v4_PIC_1b): Same.
7726 (call_indirect_aix{32,64}): Same.
7727 (call_value_indirect_aix{32,64}): Same.
7730 (call_local{32,64}): Same.
7731 (call_value_local{32,64}): Same.
7732 (call_indirect_nonlocal_aix{32,64}): Same.
7733 (call_nonlocal_aix{32,64}): Same.
7734 (call_value_indirect_nonlocal_aix{32,64}): Same.
7735 (call_value_nonlocal_aix{32,64}): Same.
7736 (call_indirect_nonlocal_sysv<mode>): Same.
7737 (call_nonlocal_sysv<mode>): Same.
7738 (call_value_indirect_nonlocal_sysv<mode>): Same.
7739 (call_value_nonlocal_sysv<mode>): Same.
7741 (sibcall_local{32,64}): Same.
7742 (sibcall_value_local{32,64}): Same.
7743 (sibcall_nonlocal_aix{32,64}): Same.
7744 (sibcall_value_nonlocal_aix{32,64}): Same.
7745 (sibcall_nonlocal_sysv<mode>): Same.
7746 (sibcall_value): Same.
7747 (sibcall_value_nonlocal_sysv<mode>): Same.
7749 2007-03-24 Paul Brook <paul@codesourcery.com>
7751 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7752 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7754 2007-03-24 Richard Henderson <rth@redhat.com>
7756 * config/ia64/constraints.md: New file.
7757 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7758 satisfies_constraint_?.
7759 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7760 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7761 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7762 ia64_output_mi_thunk): Likewise.
7763 (ia64_const_ok_for_letter_p): Remove.
7764 (ia64_const_double_ok_for_letter_p): Remove.
7765 (ia64_extra_constraint): Remove.
7766 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7767 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7768 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7769 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7770 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7771 EXTRA_MEMORY_CONSTRAINT): Remove.
7772 * config/ia64/ia64.md: Include constriants.md. Replace
7773 CONST_OK_FOR_? with satisfies_constraint_?.
7775 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7776 H.J. Lu <hongjiu.lu@intel.com>
7778 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7780 (name macros): Use DPD_BID_NAME to convert names properly.
7782 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7783 decimal floating point format.
7784 (init_floating_libfuncs): Change decimal functions so that they
7785 have a "bid_" prefix if the decimal system uses the BID format,
7786 and "dpd_" prefix if the decimal system uses the DPD format.
7787 (init_interclass_conv_libfuncs): Ditto.
7788 (init_intraclass_conv_libfuncs): Ditto.
7790 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7791 using the BID format.
7793 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7794 whether we are using the BID decimal format.
7795 * configure: Regenerate.
7797 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7798 the compiler has decimal floating point enabled. Define
7799 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7802 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7803 using the BID format.
7805 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7806 whether we are using the BID decimal format.
7807 * configure: Regenerate.
7809 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7810 the compiler has decimal floating point enabled. Define
7811 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7814 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7815 options, and that it is enabled for i386/x86_64 systems.
7817 * Makefile.in (enable_decimal_float): New.
7819 (DECNUMINC): Add -I$(DECNUMFMT).
7820 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7821 to $(DECNUMFMT) from $(DECNUM).
7823 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7824 Substitute enable_decimal_float.
7825 * configure: Regenerated.
7828 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7831 * configure.ac: Enable decimal float for x86_64-*-linux*.
7832 * configure: Regenerated.
7835 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7836 decimal128ClearSign to flip and clear the sign bit in decimal128.
7837 (decimal_real_maxval): Set decimal128SetSign to set the sign
7840 2007-03-23 Ian Lance Taylor <iant@google.com>
7842 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7844 2007-03-23 Ian Lance Taylor <iant@google.com>
7846 * tree-dump.c (dump_files): Correct comment.
7848 2007-03-23 Ian Lance Taylor <iant@google.com>
7850 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7852 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7854 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7855 in cfglayout mode. Don't go into and out of cfglayout mode.
7856 Link the blocks in the order of the constructed traces.
7857 (rest_of_handle_tracer): Adjust call to tracer.
7858 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7859 Don't go into cfglayout mode.
7860 (rtl_loop_done): Don't go out of cfglayout mode.
7861 * cfglayout.c (relink_block_chain): New function, split out from...
7862 (fixup_reorder_chain): ...here. Remove redundant checking.
7863 (cfg_layout_finalize): Don't clear the header, footer, and aux
7864 fields here, move the code to do so to relink_block_chain. Likewise
7865 for free_original_copy_tables.
7866 * rtl.h (tracer): Update prototype.
7867 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7868 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7869 mode. Use relink_block_chain to serialize the CFG according to the
7870 new basic block order. Move targetm.cannot_modify_jumps_p check from
7872 (gate_handle_reorder_blocks): ...to here.
7873 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7875 (gate_duplicate_computed_gotos): ...to here.
7876 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7877 something always changes when going into and out of cfglayout mode.
7878 Perform an expensive cfg cleanup while going into cfglayout mode.
7879 Always update liveness information on HAVE_conditional_execution
7880 targets. Reserialize the basic blocks and go out of cfglayout mode.
7881 * reg-stack.c: Include cfglayout.h.
7882 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7883 the call to reorder_basic_blocks.
7884 * basic-block.h (reorder_basic_blocks): Update prototype.
7885 (relink_block_chain): New prototype.
7886 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7888 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7890 * config/mips/mips.md (type, hazard, *movdi_32bit,
7891 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7892 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7893 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7894 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7895 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7897 (movcc): Change first xfer to multi.
7898 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7899 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7900 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7901 config/mips/generic.md: Change reservations using "xfer" to use
7903 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7904 using match_operand.
7905 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7906 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7908 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7910 2007-03-22 Richard Henderson <rth@redhat.com>
7912 * config/i386/i386.c: Remove unnecessary function declarations.
7913 Move targetm definition, and all related macros, to the end of
7914 the file. Resort some functions to put definitions before uses.
7915 (ix86_attribute_table): Make static. Move to end of file.
7916 (ix86_gimplify_va_arg): Make static.
7918 2007-03-22 Richard Henderson <rth@redhat.com>
7920 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7921 don't increase local_regparm with force_align_arg_pointer check.
7922 (ix86_function_sseregparm): Assert 32-bit.
7923 (type_has_variadic_args_p): New.
7924 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7925 type_has_variadic_args_p.
7926 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7927 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7928 use memset instead. Do maybe_vaarg check first; skip attribute
7929 tests if true; skip attribute tests for 64-bit.
7930 (construct_container): Remove TARGET_DEBUG_ARG.
7931 (function_arg_advance_32, function_arg_advance_64): Split out ...
7932 (function_arg_advance): ... from here.
7933 (function_arg_32, function_arg_64): Split out ...
7934 (function_arg): ... from here.
7935 (ix86_pass_by_reference): Tidy.
7936 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7937 (function_value_32): New, from parts of ix86_function_value
7938 and ix86_value_regno.
7939 (function_value_64): New, from parts of ix86_function_value
7940 and ix86_libcall_value.
7941 (ix86_function_value_1): New.
7942 (ix86_function_value, ix86_libcall_value): Use it.
7943 (return_in_memory_32, return_in_memory_64): Split out ...
7944 (ix86_return_in_memory): ... from here.
7945 (ix86_struct_value_rtx): Skip for 64-bit.
7946 (ix86_libcall_value, ix86_value_regno): Remove.
7947 (setup_incoming_varargs_64): Split out ...
7948 (ix86_setup_incoming_varargs): ... from here.
7949 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7950 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7951 * config/i386/i386-protos.h (ix86_function_value): Remove.
7952 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7954 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7957 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7958 infinities not supported, otherwise emit warning if -Woverflow. On
7959 underflow, emit warning if -Woverflow.
7960 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7962 * real.h (real_from_string): Update declaration
7964 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7965 Richard Henderson <rth@redhat.com>
7967 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
7968 * calls.c (compute_argument_block_size, expand_call,
7969 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
7970 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7971 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
7972 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
7973 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
7974 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
7975 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
7976 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7979 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7981 * c-incpath.c (add_sysroot_to_chain): New.
7982 (merge_include_chains): Add sysroot argument. Call
7983 add_sysroot_to_chain if sysrooted.
7984 (register_include_chains): Update call to merge_include_chains.
7985 * doc/cppopts.texi: Document use of '=' in include directory
7988 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
7990 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
7991 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
7992 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
7993 insn pattern using X87MODEF12 mode macro.
7995 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
7997 * regmove.c (regmove_optimize): Use reg_mentioned_p
7998 instead of reg_overlap_mentioned_p for DST.
8000 2007-03-21 Mike Stump <mrs@apple.com>
8002 * c.opt: Fixup for Objective-C/C++.
8004 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8006 * explow.c (convert_memory_address): Fold memory reference when
8007 POINTERS_EXTEND_UNSIGNED < 0
8009 2007-03-21 Richard Henderson <rth@redhat.com>
8012 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8013 * config/i386/mmintrin.h (__m64): Likewise.
8014 * config/i386/xmmintrin.h (__m128): Likewise.
8016 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8018 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8019 (VXWORKS_OS_CPP_BUILTINS): Define.
8020 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8021 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8023 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8025 * rtl.h (constant_pool_reference_p): Delete.
8026 (find_constant_src): Declare.
8027 * rtlanal.c (find_constant_src): New function.
8028 * simplify-rtx.c (constant_pool_reference_p): Delete.
8029 * config/i386/i386.md: Use find_constant_src instead of
8030 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8032 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8034 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8035 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8037 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8039 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8040 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8041 (arm_elf_asm_constructor): Use it.
8042 (arm_elf_asm_destructor): New function.
8044 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8046 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8048 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8050 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8052 2007-03-19 Andrew Haley <aph@redhat.com>
8054 PR tree-optimization/31264
8055 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8058 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8060 PR rtl-optimization/30907
8061 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8062 (fwprop_init): Always call loop_optimizer_initialize.
8063 (fwprop_done): Always call loop_optimizer_finalize.
8064 (fwprop): We always have loop info now.
8065 (gate_fwprop_addr): Remove.
8066 (pass_fwprop_addr): Use gate_fwprop as gate.
8068 PR rtl-optimization/30841
8069 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8070 df_chain_alloc): Call df_reorganize_refs unconditionally.
8071 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8072 refs_organized to refs_organized_size.
8073 (df_ref_create_structure): Use refs_organized_size instead of
8074 bitmap_size if refs had been organized, and keep refs_organized_size
8076 * df.h (struct df_ref_info): Change refs_organized to
8077 refs_organized_size.
8078 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8081 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8083 * except.c (output_function_exception_table): Do not reference the
8084 EH personality routine for functions that do not require an
8087 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8090 * c-typeck.c (convert_for_assignment): Call comptypes for
8091 RECORD_TYPE or UNION_TYPE.
8094 * reload1.c (reload): Do invalid ASM checking after
8095 cleanup_subreg_operands.
8097 2007-03-19 Jeff Law <law@redhat.com>
8099 * tree-cfg.c (find_taken_edge): Tighten conditions for
8100 optimizing computed gotos.
8102 2007-03-19 Michael Matz <matz@suse.de>
8104 * builtins.c (expand_builtin_sync_operation,
8105 expand_builtin_compare_and_swap,
8106 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8109 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8110 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8113 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8115 * doc/tm.texi: Add brackets around the return type of
8116 TARGET_SECONDARY_RELOAD.
8118 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8119 Richard Guenther <rguenther@suse.de>
8121 PR tree-optimization/31254
8122 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8123 Use handled_component_p () where appropriate. Continue
8124 propagating into the rhs if we propagated into an INDIRECT_REF
8127 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8129 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8130 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8131 (xde, xdee): Mode attributes adjusted to support DFP modes.
8132 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8133 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8134 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8135 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8136 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8137 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8138 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8140 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8141 "movsf"): Insn definitions removed.
8142 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8143 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8144 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8146 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8147 "reload_in<mode>", "reload_out<mode>"): Expander added.
8148 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8151 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8153 * config/s390/s390.md: Only non-functional changes. Renamed
8154 FPR mode macro to BFP all over the file.
8156 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8158 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8159 (op_type attribute): RRF instruction type added.
8160 (fT0): New mode attribute.
8161 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8162 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8163 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8164 no secondary memory is needed when moving DFmode values between GPRs
8167 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8169 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8170 inverted and documentation adjusted.
8171 ("mhard-dfp", "msoft-dfp"): New options.
8172 * config/s390/s390.c (s390_handle_arch_option): New architecture
8174 (override_options): Sanity checks for the new options added.
8175 * config.gcc: New architecture switch: z9-ec.
8176 * config/s390/s390.h (processor_flags): PF_DFP added.
8177 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8178 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8179 when the bit is NOT set so remove it from the defaults.
8181 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8183 * genemit.c (main): Print include statement for dfp.h.
8184 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8187 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8189 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8191 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8194 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8197 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8199 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8200 attr_length_call, output_call, output_indirect_call): Cleanup
8201 formatting of targetm calls.
8203 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8205 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8207 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8209 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8210 reservation, bypass and anti-bypass descriptions for these instructions.
8211 Update move patterns.
8212 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8215 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8217 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8218 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8219 (get_initial_def_for_reduction): Likewise.
8221 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8223 Fix PR tree-optimization/29922
8224 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8225 (get_representative): Removed.
8226 (value_dies_in_block_x): Update for rvuse removal.
8227 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8228 (compute_antic_aux): Handle when PHI nodes appear in
8229 non-single-successors.
8230 (dump_bitmap_of_names): Removed.
8231 (compute_antic_safe): Renamed and removed rvuse calculation.
8232 Calculate only antic safe.
8233 (insert_into_preds_of_block): Remove assert.
8234 (execute_pre): Update for renamed functions.
8235 (defer_or_phi_translate_block): New function.
8237 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8239 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8240 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8242 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8243 Follow spelling conventions.
8245 * tree-data-ref.h: Remove the prototype for analyze_array.
8247 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8249 PR tree-optimization/31041
8250 * tree-vect-transform.c (get_initial_def_for_induction): Call
8251 force_gimple_operand.
8253 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8255 * ipa-type-escape.c (look_for_casts) : Revert code to use
8256 handled_component_p due to ada test a-numaux.adb.
8258 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8260 * final.c (final_scan_insn): Alter the condition of a
8261 conditional trap if we have nonstandard CC.
8263 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8265 * configure.ac: Remove excess quoting from asm line 0 test.
8266 * configure: Rebuilt.
8268 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8270 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8271 * c-common.c (convert_and_check): Move warning logic to...
8272 (warnings_for_convert_and_check): ...here. Define.
8273 * c-common.h (warnings_for_convert_and_check): Declare.
8275 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8277 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8278 (output_call): Likewise.
8280 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8282 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8284 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8286 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8288 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8290 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8291 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8293 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8295 PR tree-optimization/31183
8296 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8297 Use double_int instead of unsigned int for representing access_strides.
8298 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8300 2007-03-16 Richard Guenther <rguenther@suse.de>
8302 PR tree-optimization/31146
8303 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8304 to allow recursion of forward_propagate_addr_expr.
8305 (forward_propagate_addr_into_variable_array_index): Likewise.
8306 (forward_propagate_addr_expr): Likewise.
8307 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8308 (forward_propagate_addr_expr_1): Recurse on simple copies
8309 instead of propagating into them. Do so for useless conversions
8311 (forward_propagate_addr_expr): Clean up unused statements after
8314 2007-03-16 Richard Guenther <rguenther@suse.de>
8316 * builtins.c (expand_builtin_cexpi): Use the right argument
8317 for the expansion via cexp.
8319 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8321 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8322 * configure: Rebuilt.
8324 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8327 * dwarf2out.c (force_type_die): Adjust comment.
8328 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8330 2007-03-15 DJ Delorie <dj@redhat.com>
8332 * config/frv/predicates.md (minmax_operator): Don't check operands
8335 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8337 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8338 Update constant estimates of number of iterations.
8339 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8340 argument renamed to "realistic".
8341 (compute_estimated_nb_iterations): Removed.
8342 (record_niter_bound): New function.
8343 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8344 call record_nonwrapping_iv with upper = false.
8345 (infer_loop_bounds_from_signedness): Pass upper argument to
8346 record_nonwrapping_iv.
8347 (estimate_numbers_of_iterations_loop): Do not call
8348 compute_estimated_nb_iterations. Record estimate based on profile
8349 information. Initialize the constant estimates of number of
8351 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8353 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8354 number of iterations is too small.
8355 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8356 (EST_NOT_AVAILABLE): Removed.
8357 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8358 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8361 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8363 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8364 Handle NE_EXPR guards.
8366 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8369 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8370 Set also -pedantic-errors by default for the preprocessor unless
8371 -fpermissive is given.
8373 2007-03-15 Richard Guenther <rguenther@suse.de>
8377 * builtins.c (expand_builtin_cexpi): As a fallback if we
8378 don't have builtins for sincos or cexp create a function
8379 declaration for cexp and expand to a call to that.
8380 (expand_builtin_int_roundingfn): Always fall
8381 back to floor/ceil and its variants even if they may be
8384 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8387 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8388 jump tables, move the call to delete_dead_jumptables from here...
8389 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8390 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8391 don't allow merging of blocks that try_redirect_by_replacing_jump
8392 also does not handle when not optimizing.
8394 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8395 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8397 * config/i386/i386.md (x86_sahf_1): Correctly handle
8400 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8403 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8404 x86_64_general_operand as operand[2] predicate. Remove "iF"
8405 from operand constraints and use "e" constraint instead.
8406 (*subti3_1, *subti3_1 splitter): Ditto.
8407 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8408 operand[1] predicate.
8410 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8412 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8413 arrays, multiply the access strides by the size of the sub-array.
8414 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8416 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8418 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8419 the configured assembler supports the sahf mnemonic.
8420 * configure: Regenerate.
8421 * config.in: Regenerate.
8423 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8424 emit "sahf" or ".byte\t0x9e" as asm template.
8426 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8429 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8430 option to replace hard coded TARGET_xxx in md file.
8431 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8432 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8433 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8434 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8435 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8436 (X86_TUNE_NOT_VECTORMODE): Ditto.
8437 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8438 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8439 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8440 (TUNE_SLOW_IMUL_IMM8): Ditto.
8441 (TUNE_MOVE_M1_VIA_OR): Ditto.
8442 (TUNE_NOT_UNPAIRABLE): Ditto.
8443 (TUNE_NOT_VECTORMODE): Ditto.
8445 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8448 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8449 tuning options instead of hard coded TARGET_xxx.
8450 (fix ssemode peephole2's): Ditto.
8451 (imul peephole2's): Ditto.
8453 (movdi_or_rex64): Ditto.
8454 (move peephole2): Ditto.
8455 (not peephole2's): Ditto.
8457 2007-03-14 Dirk Mueller <dmueller@suse.de>
8459 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8460 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8461 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8463 * c-parser.c (c_parser_do_statement): Warn about empty body in
8465 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8466 * doc/invoke.texi (-Wempty-body): Update documentation.
8468 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8471 * c-common.h (warn_for_div_by_zero): Declare.
8472 * c-common.c (warn_for_div_by_zero): Define.
8473 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8476 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8478 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8479 to PREFIX and STANDARD_PREFIX.
8481 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8482 Phil Edwards <phil@codesourcery.com>
8484 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8485 (__gthread_once_t): Remove busy field for RTPs.
8486 (__GTHREAD_ONCE_INIT): Update accordingly.
8488 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8490 * doc/invoke.texi: Document VxWorks options.
8492 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8494 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8496 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8498 PR tree-optimization/30590
8499 * tree-nrv.c (tree_nrv): Check for the partial update of the
8502 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8504 * flags.h (flag_random_seed): Remove declaration, in favor of...
8505 * toplev.h (get_random_seed, set_random_seed): ... these.
8506 * tree.c (get_file_function_name): Use the former.
8507 * opts.c (common_handle_option): Use the latter.
8510 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8513 * cse.c (cse_find_path): Do not bail out if a basic block that
8514 we already visited now becomes part of a path that starts at a
8515 different basic block. Just disallow this, to make sure we
8516 visit each basic block at most once.
8518 2007-03-13 Jan Hubicka <jh@suse.cz>
8520 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8521 when profile esitmate is present, calls with very low frequency are
8524 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8526 PR tree-optimization/30730
8527 PR tree-optimization/26900
8528 * tree-ssa-loop-niter.c: Include gmp.h.
8530 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8531 split_to_var_and_offset, determine_value_range,
8532 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8533 bound_difference, bounds_add, bounds_negate,
8534 number_of_iterations_ne_max, dump_affine_iv): New functions.
8535 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8536 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8537 difference of initial and final value of control iv to validate
8539 (number_of_iterations_cond): Add loop parameter. Determine bounds
8540 on the difference of the extremes of the control iv. Add dumps.
8541 (expand_simple_operations): Handle phi nodes.
8542 (simplify_using_initial_conditions): Do not record used conditions.
8543 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8544 Do not set additional_info.
8545 (implies_nonnegative_p, implies_ge_p): Removed.
8546 (derive_constant_upper_bound): Do not use parameter `additional'.
8547 (record_estimate): Parameter `additional' removed. Parameter
8548 `i_bound' added. Do not call derive_constant_upper_bound.
8549 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8550 bound the number of iterations estimate.
8551 (estimate_numbers_of_iterations_loop): Pass the estimate from
8552 the number of iterations analysis to record_estimate.
8553 * tree.h (multiple_of_p): Declare.
8554 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8555 (scev_const_prop): Do not check expression_expensive_p.
8556 * fold-const.c (multiple_of_p): Exported.
8557 * double-int.c (double_int_mask): Exported.
8558 * double-int.h (double_int_mask): Declare.
8559 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8560 field. Added max field.
8562 2007-03-13 David Taylor <taylor@candd.org>
8565 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8568 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8571 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8572 two unamed patterns.
8574 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8576 * config/i386/i386.opt (mcx16, msahf): New options.
8577 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8578 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8580 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8581 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8582 Output -mcx16 and -msahf options when corresponding bit is set.
8584 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8587 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8589 * configure.ac: Test for assembler tolerance to # 0 "".
8590 * configure, config.in: Rebuilt.
8591 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8593 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8595 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8597 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8598 (handle_syscall): Handle direct system calls.
8599 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8601 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8603 * doc/invoke.texi: Fix cpp.info cross-reference.
8604 * doc/passes.texi: Fix gcc.info cross-reference.
8606 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8608 PR tree-optimization/30835
8609 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8610 bb_for_stmt is not NULL before accessing it.
8612 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8614 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8617 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8620 * doc/install.texi: Document --enable-stage1-languages
8622 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8624 * tree-pass.h (pass_into_cfg_layout_mode,
8625 pass_outof_cfg_layout_mode): Declare.
8626 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8627 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8628 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8629 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8631 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8633 * c-decl.c (warn_variable_length_array): New function.
8634 Refactored from grokdeclarator to handle warn_vla
8635 and handle unnamed array case.
8636 (grokdeclarator): Refactored VLA warning case.
8637 * c.opt (Wvla): New flag.
8638 * doc/invoke.texi (Wvla): New warning.
8640 2007-03-12 Richard Henderson <rth@redhat.com>
8642 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8643 (TARGET_SECTION_TYPE_FLAGS): New.
8645 2007-03-12 Richard Henderson <rth@redhat.com>
8647 * config/darwin.c (machopic_reloc_rw_mask): New.
8648 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8649 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8651 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8653 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8654 * cppdefault.h (cpp_PREFIX): Document.
8655 (cpp_PREFIX_len): Likewise.
8656 (cpp_EXEC_PREFIX): New variable.
8657 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8658 * c-incpath.c (add_standard_paths): Correct logic for relocating
8659 paths within prefix.
8661 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8663 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8664 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8666 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8667 fix_truncdfdi_sse using SSEMODEF mode macro.
8668 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8669 fix_truncdfsi_sse using SSEMODEF mode macro.
8670 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8671 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8673 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8675 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8678 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8680 * tree.h : Add multiple_of_p declaration.
8681 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8682 * ipa-type-escape.c (results_of_malloc): Redundant.
8683 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8684 (cast_type): Extended with new members.
8685 (check_cast): Returns cast_type.
8686 (cast): New structure for data of walk_use_def_chains.
8687 (is_malloc_result, is_cast_from_non_pointer_1,
8688 is_cast_from_non_pointer,
8689 is_array_access_through_pointer_and_index): New functions.
8690 (look_for_casts): Returns cast types.
8691 (check_call): Returns void.
8692 (okay_pointer_operation): Use support of pointer plus index,
8693 pointer plus constant and allow all multiplications.
8695 2007-03-11 Richard Guenther <rguenther@suse.de>
8697 PR tree-optimization/31115
8698 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8699 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8700 A shift count of zero is not special as with *_DIV_EXPR.
8701 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8704 2007-03-11 Ian Lance Taylor <iant@google.com>
8706 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8707 the *_DIV_EXPR codes correctly with overflow infinities.
8709 2007-03-11 Ira Rosen <irar@il.ibm.com>
8711 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8712 indicate success/failure of the analysis. Add negation to subtrahend
8713 in case of subtraction. Fail if both operands contain constants.
8714 (create_data_ref): Fail if analyze_offset fails.
8716 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8718 * config/i386/i386.md (frndintxf2): Rename to ...
8719 (rintxf2): ... this. Remove expander having same name.
8720 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8721 (roundsf2, rounddf2): Ditto.
8722 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8723 (lround<mode>di2, lround<mode>si2): Ditto.
8725 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8727 * lower-subreg.c: Include except.h.
8728 (decompose_multiword_subregs): Verify that the only control flow
8729 insns we can split are loads to multi-words pseudos.
8730 Handle breaking such blocks after splitting, instead of calling
8731 find_many_sub_basic_blocks.
8733 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8734 on the new basic block. Add a lengthy comment explaining why we
8735 thought this was necessary.
8736 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8738 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8741 * tree.c (walk_type_fields): Recurse into the element type of
8742 ARRAY_TYPEs if there is a pointer set.
8744 2007-03-10 Dirk Mueller <dmueller@suse.de>
8746 * c-common.c (warn_logical_operator): Fix condition.
8748 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8750 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8752 * config/darwin.c (machopic_select_section): Remove superfluous
8753 argument in call to categorize_decl_for_section. Remove unused
8756 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8758 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8760 * configure: Regenerate.
8762 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8765 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8766 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8767 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8768 Add LABEL_NUSES to emitted label.
8769 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8770 branch probability value to emitted jump insn.
8771 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8772 Do not check life information and do not re-arrange input operands
8773 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8775 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8777 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8778 the change of decode_asm_operands.
8780 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8782 * mode-switching.c (create_pre_exit): Skip blockage insn.
8784 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8786 * tree-pass.h (TODO_update_smt_usage): Remove.
8788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8792 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8794 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8795 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8796 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8799 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8801 * gcc.c: Document %{, in big comment at top.
8802 (input_suffix_matches): Remove special handling for .s and
8804 (input_spec_matches): New.
8805 (handle_braces): Handle %{,.
8806 (validate_switches): ',' indicates a value which is not a switch.
8807 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8808 to detect assembler input.
8809 * config/i386/sol2.h (CPP_SPEC): Likewise.
8810 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8811 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8812 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8813 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8814 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8815 -m64 causes deployment target to default to 10.5.
8816 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8818 2007-03-09 Richard Henderson <rth@redhat.com>
8821 * target.h (targetm.asm.out.reloc_rw_mask): New.
8822 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8823 (TARGET_ASM_OUT): Use it.
8824 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8825 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8826 use the new reloc_rw_mask target hook instead.
8827 (default_section_type_flags_1): Merge into...
8828 (default_section_type_flags): ... here.
8829 (decl_readonly_section_1): Merge into...
8830 (decl_readonly_section): ... here.
8831 (default_elf_select_section_1): Merge into...
8832 (default_elf_select_section): ... here.
8833 (default_unique_section_1): Merge into...
8834 (default_unique_section): ... here.
8835 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8836 (default_select_rtx_section): Use it.
8837 (default_elf_select_rtx_section): Likewise.
8838 * output.h: Update to match.
8839 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8840 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8841 (TARGET_ASM_RELOC_RW_MASK): New.
8842 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8843 to categorize_decl_for_section.
8844 (x86_64_elf_unique_section): Likewise.
8845 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8846 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8847 (TARGET_ASM_RELOC_RW_MASK): New.
8848 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8849 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8850 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8851 (TARGET_RWRELOC): Remove.
8852 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8853 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8854 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8855 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8856 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8857 (rs6000_xcoff_select_section): Use decl_readonly_section.
8858 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8859 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8860 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8861 (TARGET_SECTION_TYPE_FLAGS): Remove.
8862 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8864 2007-03-09 Roger Sayle <roger@eyesopen.com>
8866 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8867 complex constant equality/inequality comparisons for here.
8868 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8869 known at compile-time or can be simplified to a scalar comparison.
8870 (fold_relational_const): Move compile-time evaluation of complex
8871 constant equality/inequality comparisons to here.
8873 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8875 PR rtl-optimization/30643
8876 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8878 (fold_rtx): Recurse, like before 2006-11-03.
8880 2007-03-09 DJ Delorie <dj@redhat.com>
8882 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8885 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8887 PR tree-optimization/30375
8888 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8889 LHS of statements is not the same.
8890 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8892 2007-03-09 Chao-ying Fu <fu@mips.com>
8894 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8896 * doc/invoke.texi (-mdspr2): Document new option.
8897 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8898 New unspec for DSP REV 2.
8899 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8900 these instructions are extended in DSP REV 2.
8901 (mips-dspr2.md): Include.
8902 * config/mips/mips.opt (mdspr2): New option.
8903 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8904 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8905 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8906 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8907 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8908 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8909 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8911 (bdesc_map): Add one field of unsupported_target_flags.
8912 (bdesc_arrays): Update entries to have extra fields. Add
8914 (mips_init_builtins): Initialize new function types.
8915 Check unsupported_target_fileds to filter out builtins.
8916 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8918 (ASM_SPEC): Pass mdspr2 to the assembler.
8919 * config/mips/mips-dspr2.md: New file.
8921 2007-03-09 Sa Liu <saliu@de.ibm.com>
8923 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8925 2007-03-09 Ian Lance Taylor <iant@google.com>
8927 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8928 argument) like -Wstrict-overflow=2.
8929 * doc/invoke.texi (Warning Options): Update documentation.
8931 2007-03-09 Dirk Mueller <dmueller@suse.de>
8934 * doc/invoke.texi (-Wlogical-op): Document.
8935 * common.opt (-Wlogical-op): New.
8936 * c-common.h (warn_logical_operator): Declare.
8937 * c-common.c (warn_logical_operator): Define.
8938 * c-typeck.c (parser_build_binary_op): Call
8939 warn_logical_operator.
8941 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8943 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8944 * final.c (final_scan_insn): Test for non-"" file name.
8946 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8948 * doc/loop.texi: Document the Omega linear constraints solver.
8949 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8950 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8951 omega-hash-table-size, omega-max-keys, and
8952 omega-eliminate-redundant-constraints.
8953 * tree-pass.h (pass_check_data_deps): Declared.
8956 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8957 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8958 pass_check_data_deps): New.
8959 * tree-data-ref.c (init_data_ref): Remove declaration.
8960 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8961 (analyze_array): Renamed init_array_ref, move up initializations.
8962 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8963 Removed arguments that are set to NULL.
8964 (analyze_indirect_ref): Correct indentation, correct call to
8966 (object_analysis): Call init_array_ref instead of analyze_array.
8967 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
8968 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
8969 of DR_ACCESS_FNS_ADDR.
8970 (init_omega_eq_with_af, omega_extract_distance_vectors,
8971 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
8972 ddr_consistent_p): New.
8973 (compute_affine_dependence): Check consistency of ddrs when
8974 flag_check_data_deps is passed.
8975 (analyze_all_data_dependences): Uncomment.
8976 (tree_check_data_deps): New.
8977 * tree-data-ref.h: Include omega.h.
8978 (DR_ACCESS_FNS_ADDR): Removed.
8979 (data_dependence_relation): Add inner_loop.
8980 (DDR_INNER_LOOP): New.
8981 * common.opt (fcheck-data-deps): New.
8982 * tree-flow.h (tree_check_data_deps): Declare.
8983 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8984 (OBJS-common): Depend on omega.o.
8986 * passes.c (pass_check_data_deps): Scheduled.
8987 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
8988 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
8989 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
8990 PARAM_VECT_MAX_VERSION_CHECKS,
8991 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
8993 2007-03-09 Richard Guenther <rguenther@suse.de>
8995 PR tree-optimization/30904
8997 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
8998 the same way as *_DIV_EXPR.
9000 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9002 * recog.c (decode_asm_operands): No mixed declarations and code.
9004 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9006 * rtl.def (ASM_INPUT): Add location.
9007 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9008 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9009 (decode_asm_operands): Add loc operand.
9010 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9011 * stmt.c (expand_asm): Rename to...
9012 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9013 gen_rtx_ASM_INPUT_loc.
9014 (expand_asm_expr): Adjust.
9015 * recog.c (decode_asm_operands): Add loc operand.
9016 (check_asm_operands, extract_insn): Adjust.
9017 * reload1.c (maybe_fix_stack_asms): Likewise.
9018 * final.c (asm_insn_count): Likewise.
9019 (final_scan_insn): Output # line before and after asm.
9021 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9023 * tree-ssa-structalias.c (variable_info): Remove
9025 (new_var_info): Ditto.
9026 (shared_bitmap_info_t): New structure.
9027 (shared_bitmap_table): New variable.
9028 (shared_bitmap_hash): New function.
9029 (shared_bitmap_eq): Ditto
9030 (shared_bitmap_lookup): Ditto.
9031 (shared_bitmap_add): Ditto.
9032 (merge_smts_into): Change to take bitmap directly.
9033 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9034 (init_alias_vars): Init shared bitmap hashtable.
9035 (delete_points_to_sets): Delete shared bitmap hashtable.
9036 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9037 is_aliased removal as a change that was still necessary was
9040 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9042 * config/i386/i386.h (override_options): Conditionally disable
9043 x86_sahf for 64bit targets only.
9045 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9048 * c-decl.c (merge_decls): Don't call make_var_volatile.
9049 * varasm.c (make_var_volatile): Remove.
9050 * output.h (make_var_volatile): Remove.
9052 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9054 PR tree-optimization/31085
9055 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9057 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9059 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9060 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9061 ATTR_CONST_NOTHROW_LIST.
9063 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9066 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9068 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9070 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9073 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9075 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9076 passed, use shared libgcc.
9078 2007-03-08 Roger Sayle <roger@eyesopen.com>
9080 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9081 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9082 (honor_protect_cleanup_actions, lower_try_finally_switch):
9084 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9085 ifc_temp_var): Likewise.
9086 * tree-inline.c (setup_one_parameter): Likewise.
9087 * tree-mudflap.c (mf_decl_cache_locals,
9088 mf_build_check_statement_for): Likewise.
9089 * tree-nested.c (init_tmp_var, save_tmp_var,
9090 finalize_nesting_tree_1): Likewise.
9091 * tree-outof-ssa.c (insert_copy_on_edge,
9092 insert_backedge_copies): Likewise.
9093 * tree-profile.c (tree_gen_edge_profiler,
9094 tree_gen_ic_profiler): Likewise.
9095 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9096 * tree-sra.c (sra_build_assignment): Likewise.
9097 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9098 * tree-ssa-math-opts.c (insert_reciprocals,
9099 execute_cse_sincos_1): Likewise.
9100 * tree-tailcall.c (adjust_accumulator_values,
9101 adjust_return_value): Likewise.
9102 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9103 * tree-vect-transform.c (vect_create_data_ref_ptr,
9104 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9105 vect_create_epilog_for_reduction, vectorizable_reduction,
9106 vectorizable_call, vectorizable_conversion,
9107 vectorizable_assignment, vectorizable_operation,
9108 vectorizable_type_demotion, vect_gen_widened_results_half,
9109 vect_permute_store_chain, vectorizable_store,
9110 vect_setup_realignment, vect_permute_load_chain,
9111 vectorizable_load, vectorizable_condition,
9112 vect_create_cond_for_align_checks): Likewise.
9113 * tree-vrp.c (build_assert_expr_for): Likewise.
9115 2007-03-08 Ian Lance Taylor <iant@google.com>
9117 * tree-vrp.c: Include "intl.h".
9118 (usable_range_p): New static function.
9119 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9120 overflowed values, juts set *strict_overflow_p.
9121 (compare_values): Only return -2 if one of the operands is not a
9123 (compare_ranges): Call usable_range_p.
9124 (compare_range_with_value): Likewise.
9125 (vrp_evaluate_conditional_warnv): Rename from
9126 vrp_evaluate_conditional. Make static. Change all callers.
9127 (vrp_evaluate_conditional): New function.
9128 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9130 (simplify_abs_using_ranges): Likewise.
9131 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9132 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9133 within_stmt parameter.
9134 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9135 vrp_evaluate_conditional.
9136 * tree-ssa-threadedge.c
9137 (record_temporary_equivalences_from_stmts_at_dest): Change
9138 simplify parameter to take a second tree parameter.
9139 (simplify_control_stmt_condition): Likewise.
9140 (thread_across_edge): Likewise.
9141 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9142 (thread_across_edge): Likewise.
9143 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9145 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9147 * config/i386/i386.h (TARGET_SAHF): New define.
9148 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9149 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9150 (x86_sahf): New global variable.
9151 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9152 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9153 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9154 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9156 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9157 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9158 when expanding fcomi/sahf based tests.
9159 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9160 expanding sahf based alternative. Emit sahf based sequence when
9161 optimizing for code size.
9162 * config/i386/i386.md (x86_sahf_1): Do not disable for
9163 TARGET_64BIT, enable for TARGET_SAHF.
9165 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9167 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9168 spurious whitespace from error message.
9170 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9173 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9175 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9177 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9179 * tree-sra.c (instantiate_element): Propagate disabled warnings
9180 from the element itself to the created variable.
9182 2007-03-07 Richard Henderson <rth@redhat.com>
9185 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9186 silently fix up the stack in the case of a missing register.
9188 2007-03-07 Paul Brook <paul@codesourcery.com>
9190 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9192 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9194 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9196 (phase1_vrs): Use them.
9197 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9198 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9199 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9200 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9201 __gnu_Unwind_Restore_WMMXC if required.
9202 (_Unwind_VRS_Pop): Implement iWMMXt support.
9203 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9204 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9205 gnu_Unwind_Save_WMMXC): Define.
9207 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9209 * config/vxworks.h (vxworks_override_options): Declare.
9210 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9211 * config/vxworks.c: Include target.h and toplev.h.
9212 (vxworks_override_options): New function.
9213 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9215 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9217 * config/s390/s390.c (override_options): Don't emit an error when
9218 -mstack-size is used without providing -mstack-guard.
9219 (s390_emit_prologue): Choose stack_guard value automatically if not
9220 provided via command line.
9221 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9223 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9225 * config/i386/i386.c (output_set_got): Add a GOT initialization
9226 sequence for VxWorks PIC.
9227 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9228 around labels as well as symbols. Use gotoff_operand instead
9229 of local_symbolic_operand.
9230 (legitimize_pic_address): Use gotoff_operand instead of
9231 local_symbolic_operand. Use @GOT accesses for labels as
9233 (ix86_output_addr_diff_elt): Use PC-relative rather than
9234 GP-relative offsets for VxWorks PIC.
9235 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9236 no_new_pseudos. Check whether the returned register is op0.
9237 * config/i386/i386.md (tablejump): Use PC-relative rather than
9238 GP-relative offsets for VxWorks PIC.
9239 * config/i386/predicates.md (gotoff_operand): New predicate.
9241 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9243 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9245 * config/vxworks-dummy.h: New file.
9246 * config/i386/i386.h: Include it.
9248 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9250 * dwarf2out.c (is_inlined_entry_point): New
9251 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9252 DW_AT_ranges if the first subblock is the entry point.
9254 2007-03-06 David Daney <ddaney@avtrex.com>
9256 * doc/install.texi (mips-*-*): Change recommended binutils
9259 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9261 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9262 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9264 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9265 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9267 2007-03-06 Jan Hubicka <jh@suse.cz>
9269 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9270 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9272 (probably_cold_bb_p): Cold functions are cold.
9273 (probably_never_executed_bb_p): Cold functions are cold.
9274 (tree_bb_level_predictions): Predict calls to cold functions as not
9276 (compute_function_frequency): Check hot/cold attributes.
9277 * function.h (function_frequency): Update comments.
9278 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9279 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9280 (c_common_att): Add cold and hot.
9282 * doc/extend.texi (hot,cold attributes): Document.
9284 2007-03-06 Andrew Haley <aph@redhat.com>
9286 * function.c (expand_function_end): Move blockage to just after we
9287 emit the label for the naked return from the function.
9289 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9291 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9294 2007-03-06 Jan Hubicka <jh@suse.cz>
9296 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9297 loaded for constant large models. Non-large 64bit PIC can do.
9298 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9299 * cmodel.h: Add LARGE PIC.
9300 * i386.md (UNSPEC_PLTOFF): New.
9301 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9303 (*call_1_rex64): Disable for large models.
9304 (*call_1_rex64_large): New.
9305 (*call_value_1_rex64): Disable for large models.
9306 (*call_value_1_rex64_large): New.
9307 (set_rip_rex4): New.
9308 (set_got_offset_rex64): New.
9309 * predicates.md (constant_call_address_operand): For large model
9310 constant calls are not possible.
9311 * i386-protos.h (construct_plt_address): Declare.
9312 * i386.c (override_options): Accept large models.
9313 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9314 (legitimate_constant_p): Add new UNSPECs.
9315 (legitimate_pic_operand_p): Likewise.
9316 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9317 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9319 (output_pic_addr_const): Add PLTOFF.
9320 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9321 (ix86_expand_move): Legitimize pic address when in PIC mode.
9322 (construct_plt_address): New function.
9323 (ix86_expand_call): Offload the address to register and use GOT pointer
9325 * invoke.texi (mcmodel=large): Update documentation.
9327 2007-03-06 Richard Henderson <rth@redhat.com>
9329 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9330 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9331 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9332 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9333 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9334 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9335 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9336 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9337 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9338 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9339 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9340 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9341 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9342 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9343 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9344 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9345 x86_schedule, x86_use_bt, x86_pad_returns,
9346 x86_use_xchgb): Merge into ...
9347 (ix86_tune_features): ... here. New array.
9348 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9349 x86_bswap): Merge into ...
9350 (ix86_arch_features): ... here. New array.
9351 (x86_3dnow_a): Remove.
9352 (x86_accumulate_outgoing_args): Make static.
9353 (x86_arch_always_fancy_math_387): Make static.
9354 (ix86_tune_mask, ix86_arch_mask): Move ...
9355 (override_options): ... to local variables here. Apply the
9356 appropriate mask to each element of ix86_arch_features and
9357 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9358 as were done in the old macros.
9359 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9360 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9361 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9362 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9363 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9364 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9365 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9366 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9367 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9368 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9369 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9370 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9371 x86_accumulate_outgoing_args, x86_prologue_using_move,
9372 x86_epilogue_using_move, x86_decompose_lea,
9373 x86_arch_always_fancy_math_387, x86_shift1,
9374 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9375 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9376 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9377 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9378 x86_use_incdec, x86_pad_returns, x86_bswap,
9379 x86_partial_flag_reg_stall): Remove.
9380 (enum ix86_tune_indices): New.
9381 (ix86_tune_features): New.
9382 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9383 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9384 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9385 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9386 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9387 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9388 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9389 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9390 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9391 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9392 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9393 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9394 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9395 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9396 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9397 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9398 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9399 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9400 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9401 TARGET_EXT_80387_CONSTANTS): Use it.
9402 (enum ix86_arch_indices): New.
9403 (ix86_arch_features): New.
9404 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9405 TARGET_BSWAP): Use it.
9406 (ix86_tune_mask, ix86_arch_mask): Remove.
9408 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9411 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9412 Define using $${sysroot_headers_suffix}.
9413 * configure: Regenerate.
9414 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9415 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9417 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9418 * gcc.c (print_sysroot_headers_suffix): New.
9419 (option_map): Include --print-sysroot-headers-suffix.
9420 (display_help): Mention -print-sysroot-headers-suffix.
9421 (process_command): Handle -print-sysroot-headers-suffix.
9422 (do_spec_1): Append multilib directory to include-fixed path if
9423 sysroot suffixes in use.
9424 (main): Handle -print-sysroot-headers-suffix.
9425 * Makefile.in (start.encap): Don't depend on xlimits.h
9426 (xlimits.h): Remove.
9427 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9428 limits.h for each multilib in fixinc_list.
9429 (fixinc_list, s-fixinc_list): New.
9430 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9431 generate them for each multilib in fixinc_list.
9432 (stmp-fixproto): Use include-fixed. Run fixproto for each
9433 multilib in fixinc_list.
9434 (mostlyclean): Don't remove xlimits.h.
9435 (clean): Remove include-fixed.
9436 (real-install-headers-tar, real-install-headers-cpio,
9437 real-install-headers-cp): Don't copy include, only include-fixed.
9438 (install-mkheaders): Depend on fixinc_list. Don't depend on
9439 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9440 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9441 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9443 2007-03-06 Jan Hubicka <jh@suse.cz>
9445 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9448 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9450 * configure.ac: Allow tm_file to contain build-directory files.
9451 * configure: Regenerate.
9452 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9453 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9454 * config/m68k/print-sysroot-suffix.sh: New file.
9456 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9458 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9459 of pic_offset_table_rtx if reload_completed.
9460 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9461 PIC_OFFSET_TABLE_REGNUM.
9462 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9464 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9465 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9467 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9469 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9470 functions that call eh_return.
9472 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9474 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9475 functions that need a constant pool.
9477 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9480 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9481 (m68k_preferred_reload_class): Likewise.
9482 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9483 (SECONDARY_RELOAD_CLASS): Define.
9484 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9485 (LIMIT_RELOAD_CLASS): Delete.
9486 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9487 registers from storing bytes.
9488 (m68k_secondary_reload_class): New function.
9489 (m68k_preferred_reload_class): Likewise.
9491 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9493 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9495 (m68k_expand_prologue): Likewise.
9497 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9499 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9500 (mips_expand_epilogue): Add a bool parameter.
9501 (m68k_legitimize_sibcall_address): Declare.
9502 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9503 (m68k_expand_epilogue): Add a parameter to select between sibling
9504 and normal epilogues. Only generate a return for the latter.
9505 (m68k_ok_for_sibcall_p): New function.
9506 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9507 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9508 (sibcall_value, *sibcall_value): Likewise.
9509 (*call, *call_value): Require !SIBLING_CALL_P.
9510 (epilogue): Update call to m68k_expand_epilogue.
9511 (sibcall_epilogue): New pattern.
9512 * config/m68k/predicates.md (const_call_operand): Say that this
9513 predicate applies to sibling calls too.
9514 (sibcall_operand): New predicate.
9516 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9518 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9519 alternatives as movsi_cf.
9520 (movsf_cf_hard): Add commentary.
9522 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9523 Richard Sandiford <richard@codesourcery.com>
9525 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9526 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9527 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9528 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9529 as being live on exit from an interrupt function.
9530 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9531 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9532 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9533 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9534 (m68k_interrupt_function_p): Globalize.
9535 (m68k_compute_frame_layout): Remove reverse mask code.
9536 (m68k_emit_movem, m68k_set_frame_related): New functions.
9537 (m68k_output_function_prologue): Delete in favor of...
9538 (m68k_expand_prologue): ...this new function.
9539 (m68k_output_function_epilogue): Delete in favor of...
9540 (m68k_expand_epilogue): ...this new function.
9541 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9543 (print_operand): Handle %?.
9544 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9545 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9546 (prologue, epilogue): New patterns.
9547 (return): Turn into a define_expand.
9548 (*return): New pattern, derived from old "return" pattern. Use rte
9549 rather than rts for interrupt functions. Only use rtd if the pop
9551 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9552 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9553 (link, *link, unlink, *unlink, load_got): Likewise.
9555 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9559 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9560 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9561 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9562 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9563 and m68k_matches_u_p.
9564 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9565 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9566 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9567 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9568 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9569 (REG_STRICT_P): New macro.
9570 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9571 PCREL_GENERAL_OPERAND_OK.
9572 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9573 m68k_legitimate_base_reg_p.
9574 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9575 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9576 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9577 * config/m68k/m68k.c (m68k_address): New structure.
9578 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9579 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9580 (m68k_jump_table_ref_p, m68k_decompose_address)
9581 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9582 (m68k_matches_u_p): New functions.
9583 (print_operand_address): Rewrite to use m68k_decompose_index.
9585 2007-03-05 David Taylor <dtaylor@emc.com>
9587 * gcc.c: Correct copyright date in --version output.
9589 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9591 * pa.md: In unamed move patterns, disparge copies between general
9592 and floating point registers using '?' modifier. Don't include 'f'
9593 constraint for register preferences in DImode, SImode, HImode and
9594 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9595 Remove constraints for copies between general and floating registers
9596 in soft-float DFmode pattern.
9597 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9601 2007-03-05 Mike Stump <mrs@apple.com>
9603 * c-common.c (targetcm): Add.
9604 * c-opts.c (c_common_handle_option): Handle language specific
9606 * opts.c (handle_option): Verify language for target options, if
9608 * opth-gen.awk: Add CL_LANG_ALL.
9609 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9610 (TARGETCM_INITIALIZER): Add.
9611 * target.h (struct gcc_targetcm): Add.
9613 * targhooks.c (default_handle_c_option): Add.
9614 * targhooks.h (default_handle_c_option): Add.
9615 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9617 * config/darwin.opt (iframework): Add.
9618 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9619 * config/darwin-c.c (handle_c_option): Add.
9620 (TARGET_HANDLE_C_OPTION): Add.
9622 * doc/invoke.texi (Darwin Options): Add -iframework.
9624 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9626 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9629 2007-03-05 Ian Lance Taylor <iant@google.com>
9631 * c.opt (fgnu89-inline): New option.
9632 * c-opts.c (c_common_post_options): Set default value for
9634 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9635 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9637 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9638 (grokdeclarator, start_function): Likewise.
9639 * c-cppbuiltin.c (c_cpp_builtins): Define either
9640 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9641 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9642 (C Dialect Options): Document -fgnu89-inline.
9643 * doc/extend.texi (Function Attributes): Explain what the
9644 gnu_inline attribute does.
9645 * doc/cpp.texi (Common Predefined Macros): Document
9646 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9648 2007-03-05 Ian Lance Taylor <iant@google.com>
9650 PR tree-optimization/31034
9651 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9652 half-range if the other side is an overflow infinity.
9654 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9656 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9657 (bfin*-linux-uclibc*): New configuration.
9658 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9660 * config/bfin/linux.h: New file.
9661 * config/bfin/libgcc-bfin.ver: New file.
9662 * config/bfin/t-bfin-uclinux: New file.
9663 * config/bfin/t-bfin-linux: New file.
9664 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9665 (TARGET_OS_CPP_BUILTINS): New macro.
9667 2007-03-05 Richard Guenther <rguenther@suse.de>
9669 * fold-const.c (fold_binary): Remove duplicate folding
9670 of comparison of non-null ADDR_EXPR against null.
9672 2007-03-05 Richard Guenther <rguenther@suse.de>
9673 Dorit Nuzman <dorit@il.ibm.com>
9675 PR tree-optimization/26420
9676 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9677 are no loops in the function. Only print the number of
9678 vectorized loops if it is greater than zero or we are supposed
9679 to print information about unvectorized loops.
9681 2007-03-05 Revital Eres <eres@il.ibm.com>
9683 * gcc.dg/var-expand1.c: New test.
9684 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9685 when an accumulator is expanded.
9687 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9690 * c-common.c (convert_and_check): Don't give warnings for
9691 conversion if 'expr' already overflowed.
9693 2007-03-04 Roger Sayle <roger@eyesopen.com>
9696 * fold-const.c (fold_comparison): Enforce type consistency when
9697 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9699 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9701 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9702 containing a cast to the base of TARGET_MEM_REF.
9704 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9706 * tree.c (tree_contains_struct_check_failed): Remove spurious
9707 whitespace from error message.
9709 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9712 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9713 instead of precision.
9715 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9716 Nathan Sidwell <nathan@codesourcery.com>
9718 * emit-rtl.c (find_auto_inc): New.
9719 (try_split): recreate REG_INC notes,
9720 Use regular for loops rather than whiles.
9722 2007-03-03 Andreas Schwab <schwab@suse.de>
9724 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9725 * configure: Regenerate.
9727 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9729 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9730 flag_rounding_math, not flag_unsafe_math_optimizations.
9732 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9734 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9735 alpha_fold_vector_minmax): Likewise.
9736 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9737 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9739 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9741 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9742 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9743 if the lhs has side-effects.
9744 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9746 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9748 * config/i386/i386.h (TUNEMASK): Remove define.
9749 (ARCHMASK): Remove define.
9750 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9751 Use ix86_arch_mask variable instead of ARCHMASK.
9752 * config/i386/i386.c (override_options): Ditto.
9753 (standard_80387_constant_p): Ditto.
9755 2007-03-02 Ian Lance Taylor <iant@google.com>
9757 Used signed infinities in VRP.
9758 * tree-vrp.c (uses_overflow_infinity): New static function.
9759 (supports_overflow_infinity): New static function.
9760 (make_overflow_infinity): New static function.
9761 (negative_overflow_infinity): New static function.
9762 (positive_overflow_infinity): New static function.
9763 (is_negative_overflow_infinity): New static function.
9764 (is_positive_overflow_infinity): New static function.
9765 (is_overflow_infinity): New static function.
9766 (overflow_infinity_range_p): New static function.
9767 (compare_values_warnv): New function split out of compare_values.
9768 (compare_value): Call it.
9769 (set_value_range_to_nonnegative): Add overflow_infinity
9770 parameter. Change caller.
9771 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9773 (vrp_expr_computes_nonzero): Likewise.
9774 (compare_ranges, compare_range_with_value): Likewise.
9775 (compare_name_with_value, compare_names): Likewise.
9776 (vrp_evaluate_conditional): Likewise.
9777 (set_value_range): Handle infinity
9778 (vrp_operand_equal_p, operand_less_p): Likewise.
9779 (extract_range_from_assert): Likewise.
9780 (vrp_int_const_binop): Likewise.
9781 (extract_range_from_binary_expr): Likewise.
9782 (extract_range_from_unary_expr): Likewise.
9783 (extract_range_from_comparison): Likewise.
9784 (extract_range_from_expr): Likewise.
9785 (dump_value_range): Likewise.
9786 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9787 (test_for_singularity): Likewise.
9788 (vrp_int_const_binop): Remove inline qualifier.
9789 (adjust_range_with_scev): Add comment.
9790 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9792 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9794 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9795 (get_constraint_for): Likewise.
9796 (do_structure_copy): Likewise.
9797 (find_func_aliases): Fix references to MODIFY_EXPR.
9798 (intra_create_variable_infos): Tidy.
9799 * tree-ssa-operands.c (add_virtual_operand): Add argument
9801 When adding members of alias sets, if IS_CALL_SITE is true and
9802 the symbol is not call-clobbered, skip it.
9805 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9807 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9808 entry by means of emit_insn_at_entry.
9810 2007-03-02 Richard Henderson <rth@redhat.com>
9812 * expr.h (promoted_input_arg): Remove decl.
9813 * function.c (promoted_input_arg): Merge into ...
9814 * combine.c (setup_incoming_promotions): ... only caller.
9815 Rearrange to avoid double loop.
9817 2007-03-02 Ben Elliston <bje@au.ibm.com>
9818 Peter Bergner <bergner@vnet.ibm.com>
9819 Janis Johnson <janis187@us.ibm.com>
9821 * config/rs6000/dfp.md: New file.
9822 * config/rs6000/rs6000.md: Include dfp.md.
9823 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9824 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9825 and TDmode decimal float modes in FP registers.
9826 (num_insns_constant): Likewise.
9827 (rs6000_legitimate_offset_address_p): Likewise.
9828 (rs6000_legitimize_address): Likewise.
9829 (rs6000_legitimize_reload_address): Likewise.
9830 (rs6000_legitimate_address): Likewise.
9831 (rs6000_emit_move): Likewise.
9832 (function_arg_boundary): Likewise.
9833 (function_arg_advance): Likewise.
9834 (rs6000_darwin64_record_arg_recurse): Likewise.
9835 (function_arg): Likewise.
9836 (rs6000_gimplify_va_arg): Likewise.
9837 (rs6000_split_multireg_move): Likewise.
9838 (rs6000_output_function_epilogue): Likewise.
9839 (rs6000_output_function_epilogue): Likewise.
9840 (rs6000_register_move_cost): Likewise.
9841 (rs6000_function_value): Likewise.
9842 (rs6000_libcall_value): Likewise.
9844 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9846 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9848 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9850 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9851 Use $MULTIDIR to choose between the kernel and RTP headers,
9852 and use $WIND_BASE and $WIND_USR to locate them.
9854 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9856 * config/i386/i386.c (override_options): Put initialization of
9857 ix86_tune_mask and ix86_arch_mask to the correct place.
9859 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9860 Michael Meissner <michael.meissner@amd.com>
9863 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9865 (TARGET_CMOVE): Use ARCHMASK.
9866 (TARGET_CMPXCHG): Ditto.
9867 (TARGET_CMPXCHG8B): Ditto.
9868 (TARGET_XADD): Ditto.
9869 (TARGET_BSWAP): Ditto.
9870 * config/i386/i386.c (ix86_tune_mask): New global variable.
9871 (ix86_arch_mask): Ditto.
9872 (override_options): Initialize ix86_tune_mask and
9873 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9876 2007-03-02 Ben Elliston <bje@au.ibm.com>
9879 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9881 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9883 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9884 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9885 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9886 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9888 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9889 rs6000_init_dwarf_reg_sizes_extra): New.
9890 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9891 SPE register high parts.
9893 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9895 * Makefile.in: Add install-pdf target as
9896 copied from automake v1.10 rules.
9897 * configure.ac: Add install-pdf to target list.
9898 * configure: Regenerate.
9900 2007-03-01 Paul Brook <paul@codesourcery.com>
9902 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9903 modes to LDRD for DImode.
9904 (output_move_double): Fixup out of range ldrd/strd.
9905 (vfp_secondary_reload_class): Rename...
9906 (coproc_secondary_reload_class): ... to this. Add wb argument.
9907 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9908 coproc_secondary_reload_class for CLASS_IWMMXT.
9909 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9910 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9912 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9914 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9915 factor by the estimated number of iterations.
9916 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9919 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9920 decode_caches_intel, detect_caches_intel): New functions.
9921 (host_detect_local_cpu): Use detect_caches_amd and
9922 detect_caches_intel.
9924 2007-03-01 Richard Henderson <rth@redhat.com>
9926 * expr.c (emit_move_complex_push): Export.
9927 (emit_move_complex_parts): Split out from ...
9928 (emit_move_complex): ... here.
9929 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9930 * config/i386/i386.md (movcdi): New.
9932 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9934 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9935 size of mode1 to check for tieable modes in MMX case.
9937 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9939 * Makefile.in (rtlanal.o): Depend on tree.h.
9940 * rtl.h (offset_within_section_p, split_const): Declare.
9941 * rtlanal.c: Include tree.h.
9942 (offset_within_block_p): New function, taken from
9943 mips_offset_within_object_p.
9944 (split_const): New function, taken from mips_split_const.
9945 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9947 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9948 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9949 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9950 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9951 (m68k_illegitimate_symbolic_constant_p): New function.
9952 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9953 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9954 symbolic constant that might be outside the symbol's section,
9955 move the symbol first and then add the offset.
9956 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9958 * config/mips/mips.c (mips_split_const): Delete.
9959 (mips_offset_within_object_p): Delete.
9960 (mips_symbolic_constant_p): Use offset_within_section_p and
9961 split_const instead of mips_offset_within_object_p and
9963 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9964 (mips_legitimize_const_move, print_operand_reloc)
9965 (mips_dangerous_for_la25_p): Use split_const instead of
9968 2007-02-28 Eric Christopher <echristo@apple.com>
9970 * Makefile.in (install-include-dir): Don't rm -rf include.
9972 2007-02-28 Richard Guenther <rguenther@suse.de>
9975 * fold-const.c (fold_binary): Do not associate expressions
9976 with more than one variable for integer types that do not wrap.
9978 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9980 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9981 Delete, and replace with...
9982 (fold_builtin_call_array): This. Update callers to use it.
9983 * fold-const.c (fold_build_call_list): Delete, and replace with...
9984 (fold_build_call_array): This.
9985 (fold_build_call_list_initializer): Delete, and replace with...
9986 (fold_build_call_array_initializer): This.
9987 * tree.h: Update declarations to reflect above changes.
9989 * c-typeck.c (build_function_call): Store converted arguments
9990 in a stack-allocated array instead of building a list.
9991 (convert_arguments): Store arguments in the array passed in as an
9992 argument, and return the actual number of arguments.
9993 * c-format.c: (check_function_format): Pass arguments in an
9994 array instead of a list.
9995 * c-common.c (check_function_nonnull): Likewise.
9996 (check_function_sentinel): Likewise.
9997 (check_function_arguments): Likewise.
9998 * c-common.h: Update declarations to reflect above changes.
10000 2007-02-28 Jan Hubicka <jh@suse.cz>
10002 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10003 PRED_NEGATIVE_RETURN): Update outcomes.
10005 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10007 * calls.c (emit_library_call_value_1): Handle partial registers
10008 correctly when building up CALL_INSN_FUNCTION_USAGE.
10010 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10012 * pa/predicates.md (move_src_operand): Allow zero for mode.
10013 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10016 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10019 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10020 *movv2df_internal): Enable pattern only for valid operand
10022 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10023 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10025 2007-02-27 Mike Stump <mrs@apple.com>
10027 * config/darwin-crt3.c: Avoid compilation when compiling for a
10030 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10032 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10034 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10035 for fixed headers and limits.h.
10036 (install-include-dir, install-headers-tar, install-headers-cpio,
10037 install-headers-cp, real-install-headers-tar,
10038 real-install-headers-cpio, real-install-headers-cp): Handle
10039 include-fixed as well as include.
10040 (install-mkheaders): Don't install files that go only in include
10042 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10043 from GCC_INCLUDE_DIR.
10044 * gcc.c (process_command): Remove special -BstageN/ handling.
10045 (do_spec_1): Add include-fixed directories.
10047 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10049 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10051 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10053 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10056 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10058 * c-common.c (get_priority): Add check for
10059 SUPPORTS_INIT_PRIORITY.
10061 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10063 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10065 * config/bfin/bfin.c: Include "cfglayout.h".
10066 (MAX_LSETUP_DISTANCE): New macro.
10067 (struct loop_info): New members incoming, incoming_src and
10068 incoming_dest. Delete member predecessor.
10069 (length_for_loop): New function.
10070 (bfin_optimize_loop): Handle more different loop structures.
10071 (bfin_discover_loop): Rework detection of predecessor blocks by
10072 examining incoming edges.
10073 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10075 (bfin_reorder_loops): New function.
10076 (bfin_reorg_loops): Use these three new functions.
10078 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10079 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10080 (CONSTRAINT_LEN): Add entry for 'q'.
10081 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10082 Add 'q' constraints.
10083 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10084 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10086 * config/bfin/bfin.md (add_with_carry): New pattern.
10087 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10088 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10089 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10090 support unsigned multiplies too. Removed incorrect commutativity from
10091 operand 1 constraint where appropriate.
10092 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10094 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10095 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10097 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10098 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10099 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10100 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10101 usmulhisi_hh_huh): New patterns.
10103 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10104 lshifthi3): Fix output template to use half reg for operand 2.
10106 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10109 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10111 2007-02-27 Andreas Schwab <schwab@suse.de>
10113 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10115 2007-02-27 Jan Hubicka <jh@suse.cz>
10117 * predict.c (last_basic_block_p): Remove.
10118 (tree_estimate_probability): Update return heuristic for commonized
10121 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10123 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10125 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10127 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10128 * doc/cpp.texi: Standardize title page.
10129 * doc/cppinternals.texi: Likewise.
10130 * doc/gcc.texi: Standardize title page, remove version number
10131 from copyright page.
10132 * doc/gccint.texi: Likewise.
10133 * doc/install.texi: Standardize title page, add table of
10136 2007-02-26 Jan Hubicka <jh@suse.cz>
10138 * predict.def: Set outcomes according to more recent results.
10139 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10140 Remove dead predictors.
10141 * predict.c (return_prediction): Fix pasto.
10143 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10145 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10146 change; avoid a memory leak when returning early.
10148 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10150 * c-decl.c (static_ctors): Move to c-common.c.
10151 (static_dtors): Likewise.
10152 (finish_function): Use c_record_cdtor_fn.
10153 (build_cdtor): Move to c-common.c.
10154 (c_write_global_declarations): Use c_build_cdtor_fns.
10155 * c-common.h (static_ctors): Declare.
10156 (static_dtors): Likewise.
10157 (c_record_cdtor_fn): Likewise.
10158 (c_build_cdtor_fns): Likewise.
10159 * c-common.c (static_ctors): New variable.
10160 (static_dtors): Likewise.
10161 (c_record_cdtor_fn): New function.
10162 (build_cdtor): Move from c-decl.c
10163 (c_build_cdtor_fns): New function.
10165 * output.h (assemble_addr_to_section): Declare.
10166 (get_cdtor_priority_section): Likewise.
10167 * varasm.c (assemble_addr_to_section): New function.
10168 (get_cdtor_priority_section): Likewise.
10169 (default_named_section_asm_out_destructor): Use them.
10170 (destor_dtor_section_asm_out_destructor): Likewise.
10171 (default_named_section_asm_out_constructor): Likewise.
10172 (default_ctor_section_asm_out_constructor): Likewise.
10173 * config.gcc (*-*-vxworks*): Include vxworks.o.
10174 * config/t-vxworks (vxworks.o): New target.
10175 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10176 (TARGET_ASM_CONSTRUCTOR): Define.
10177 (TARGET_ASM_DESTRUCTOR): Likewise.
10178 (vxworks_asm_out_constructor): Declare.
10179 (vxworks_asm_out_destructor): Likewise.
10181 * c-common.c (get_priority): Check that we have not just an
10182 INTEGER_CST, but an integer constant with integeral type.
10184 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10186 PR tree-optimization/30938
10187 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10188 use &dt[nargs-1] instead of &dt[nargs] in the call to
10189 vect_is_simple_use().
10191 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10193 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10194 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10195 Do not attempt to handle MEM inside auto-inc expressions.
10196 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10197 of a register modified by an auto-inc expression. However, do handle
10198 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10199 (elimination_effects): Prohibit elimination of a register modified
10200 by an auto-inc expression. Disable register elimination rules whose
10201 target register is modified by an auto-inc expression with variable
10204 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10206 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10208 (array_at_struct_end_p): New function.
10209 (idx_infer_loop_bounds): Use it.
10210 (estimate_numbers_of_iterations_loop): Export.
10211 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10212 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10213 (tree_estimate_probability): Call record_loop_exits.
10214 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10215 (estimated_loop_iterations, estimated_loop_iterations_int,
10216 estimated_loop_iterations_tree): New functions.
10217 (analyze_siv_subscript_cst_affine,
10218 compute_overlap_steps_for_affine_1_2,
10219 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10220 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10221 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10222 (PRED_LOOP_ITERATIONS_GUESSED): New.
10223 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10224 * cfgloop.h (estimate_numbers_of_iterations_loop,
10225 estimated_loop_iterations_int): Declare.
10227 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10229 * doc/extend.texi: Document optional priority argument to
10230 constructors and destructors.
10231 * tree.c (init_priority_for_decl): Adjust GTY markers.
10232 (init_ttree): Use priority-info hash functions for
10233 init_priority_for_decl.
10234 (tree_map_eq): Rename to ...
10235 (tree_map_base_eq): ... this.
10236 (tree_map_marked_p): Rename to ...
10237 (tree_map_base_marked_p): ... this.
10238 (tree_map_base_hash): New function.
10239 (decl_init_priority_lookup): Rework.
10240 (decl_fini_priority_lookup): New function.
10241 (decl_priority_info): New function.
10242 (decl_init_priority_insert): Use it.
10243 (decl_fini_priority_insert): Likewise.
10244 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10246 (decl_restrict_base_insert): Likewise.
10247 (decl_debug_expr_insert): Likewise.
10248 (decl_value_expr_lookup): Likewise.
10249 (decl_value_expr_insert): Likewise.
10250 * tree.h (priority_type): New type.
10251 (decl_init_priority_lookup): Use priority_type.
10252 (decl_fini_priority_lookup): New function.
10253 (decl_init_priority_insert): Use priority_type.
10254 (decl_fini_priority_insert): New function.
10255 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10256 (DECL_INIT_PRIORITY): Likewise.
10257 (SET_DECL_INIT_PRIORITY): Add comment.
10258 (DECL_FINI_PRIORITY): New macro.
10259 (SET_DECL_FINI_PRIORITY): Likewise.
10260 (DEFAULT_INIT_PRIORITY): Document.
10261 (MAX_INIT_PRIORITY): Likewise.
10262 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10263 (tree_map_base): New type.
10264 (tree_map_base_eq): New function.
10265 (tree_map_base_hash): Likewise.
10266 (tree_map_base_marked_p): Likewise.
10267 (tree_map): Inherit from tree_map_base.
10268 (tree_map_eq): Make it a macro.
10269 (tree_map_marked_p): Likewise.
10270 (tree_int_map): Inherit from tree_map_base.
10271 (tree_int_map_eq): Make it a macro.
10272 (tree_int_map_hash): Likewise.
10273 (tree_int_map_marked_p): Likewise.
10274 (tree_priority_map): New type.
10275 (tree_priority_map_eq): New macro.
10276 (tree_priority_map_hash): Likewise.
10277 (tree_priority_map_marked_p): Likewise.
10278 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10280 (emutls_common_1): Likewise.
10281 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10282 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10283 of tree_map hierarchy.
10284 * tree-cfg.c (move_stmt_r): Likewise.
10285 (new_label_mapper): Likewise.
10286 * c-tree.h (c_expand_body): Move to ...
10287 * c-common.h (c_expand_body): ... here.
10288 * c-decl.c (c_expand_body): Move to ...
10289 * c-common.c (c_expand_body): ... here.
10290 (c_common_attribute_table): Allow 1 argument for the constructor
10291 and destructor attributes.
10292 (get_priority): New function.
10293 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10294 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10296 2007-02-24 Jan Hubicka <jh@suse.cz>
10298 PR middle-end/30509
10299 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10301 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10302 Jan Hubicka <jh@suse.cz>
10305 * i386.c (counter_mode): New function.
10306 (expand_set_or_movmem_via_loop): Use it.
10307 (expand_movmem_epilogue): Likewise; fix pasto.
10308 (ix86_expand_movmem): Do emit guard even for constant counts.
10309 (ix86_expand_setmem): Likewise.
10311 2007-02-25 Nick Clifton <nickc@redhat.com>
10313 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10314 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10316 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10319 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10320 count argument with 0x10, not with 0x16.
10321 (expand_setmem_epilogue): Ditto.
10323 2007-02-24 Mike Stump <mrs@apple.com>
10325 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10328 2007-02-24 Richard Guenther <rguenther@suse.de>
10330 PR middle-end/30951
10331 * fold-const.c (fold_binary): Fold x +- CST op x for
10332 EQ_EXPR and NE_EXPR.
10334 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10336 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10338 2007-02-24 Jan Hubicka <jh@suse.cz>
10340 * cgraphunit.c (decide_is_function_needed): Honor
10341 -fkeep-inline-functions.
10343 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10345 * builtins.c (fold_builtin_modf): New.
10346 (fold_builtin_2): Use it.
10348 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10350 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10351 (determine_max_iter): Take additional LOOP arg; all callers changed.
10352 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10353 one using simplifications.
10354 (simplify_using_initial_values): Return if the expression becomes
10355 invalid due to altered regs.
10357 2007-02-23 DJ Delorie <dj@redhat.com>
10359 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10361 2007-02-23 Mike Stump <mrs@apple.com>
10363 * tlink.c (scan_linker_output): Parse linker messages from
10364 darwin9's linker better.
10366 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10369 * varpool.c (varpool_assemble_pending_decls): Set
10370 varpool_last_needed_node to null.
10372 2007-02-23 DJ Delorie <dj@redhat.com>
10374 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10375 alignment bigger than the object file can handle.
10377 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10380 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10381 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10382 (*movsf_1): Penalize MMX moves.
10384 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10386 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10387 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10389 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10391 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10393 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10394 (fold_builtin_1): Use them.
10395 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10396 BUILT_IN_SIGNIFICAND.
10398 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10400 * config/i386/i386.c (bdesc_1arg): Initialize
10401 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10402 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10403 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10404 and IX86_BUILTIN_MOVSLDUP.
10406 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10408 PR rtl-optimization/30841
10409 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10411 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10413 * builtins.c (fold_builtin_frexp): New.
10414 (fold_builtin_2): Use it.
10416 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10418 * doc/invoke.texi (Spec Files): Document getenv spec function.
10420 * gcc.c (getenv_spec_function): New function.
10421 (static_spec_functions): Add it.
10422 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10423 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10426 2007-02-22 Michael Matz <matz@suse.de
10429 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10430 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10432 2007-02-22 Ian Lance Taylor <iant@google.com>
10435 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10436 (mem_loc_descriptor): Call it.
10438 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10439 Ira Rosen <irar@il.ibm.com>
10441 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10443 2007-02-22 Ira Rosen <irar@il.ibm.com>
10445 PR tree-optimization/30843
10446 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10447 stores only after all the group is vectorized.
10449 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10451 PR tree-optimization/30858
10452 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10453 in the reduction cycle have a single use in the loop.
10454 * tree-vectorizer.h (relevant): Add documentation.
10456 2007-02-20 Mike Stump <mrs@apple.com>
10458 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10459 * configure: Regenerate.
10461 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10463 Change the defaults of some parameters and options.
10464 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10465 * config/spu/spu.c (spu_optimization_options): Add.
10466 (spu_override_options): Change params in spu_optimization_options.
10467 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10469 Register 127 is only 16 byte aligned when used as a frame pointer.
10470 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10471 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10472 HARD_FRAME_POINTER_REGNUM.
10473 (spu_legitimate_address): Use regno_aligned_for_reload.
10474 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10475 aligned when frame_pointer_needed is true.
10476 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10478 * config/spu/spu.h (INIT_EXPANDERS): Define.
10480 Make sure shift and rotate instructions have valid immediate operands.
10481 * config/spu/predicates.md (spu_shift_operand): Remove.
10482 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10483 * config/spu/constraints.md (W, O): Extend range.
10484 * config/spu/spu.md (umask, nmask): Define.
10485 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10486 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10487 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10488 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10489 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10490 (lshr<mode>3_reg): Fix rtl description.
10492 Make sure mulhisi immediate operands are valid.
10493 * config/spu/predicates.md (imm_K_operand): Add.
10494 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10496 Generate constants using fsmbi and andi.
10497 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10498 (print_operand, spu_split_immediate, classify_immediate,
10499 fsmbi_const_p): Handle IC_FSMBI2.
10501 Correctly handle a CONST_VECTOR containing symbols.
10502 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10503 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10504 (immediate_load_p): Allow symbols that use 2 instructions to create.
10505 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10506 with symbols when flag_pic is set.
10507 (const_vector_immediate_p): New.
10508 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10509 accept a CONST_VECTOR with symbols.
10510 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10511 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10513 * config/spu/spu.md (high, low): Delete.
10514 (low_<mode>): Define.
10516 Remove INTRmode and INTR_REGNUM, which didn't work.
10517 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10519 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10520 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10521 peephole2 pattern): Don't use INTR or 131.
10522 (movintrcc): Delete.
10523 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10524 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10525 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10526 (UNSPEC_SET_INTR): Add.
10527 * config/spu/spu-modes.def (INTR): Remove.
10529 More accurate warnings about run-time relocations.
10530 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10532 Correctly warn about immediate arguments to specific intrinsics.
10533 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10534 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10535 the instruction predicate.
10537 Fix tree check errors with latest update.
10538 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10540 (spu_expand_builtin): Use CALL_EXPR_FN.
10542 Add missing specific intrinsics.
10543 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10545 * config/spu/spu_internals.h: Ditto.
10547 Fix incorrect operand modifiers.
10548 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10549 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10551 Optimize one case of zero_extend of a vec_select.
10552 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10554 Accept any immediate for hbr.
10555 * config/spu/spu.md (hbr): Change s constraints to i.
10557 2007-02-21 Paul Brook <paul@codesourcery.com>
10559 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10560 condexec_count when skipping USE and CLOBBER.
10562 2007-02-21 Nick Clifton <nickc@redhat.com>
10564 * common.opt (Warray-bounds): Add Warning attribute.
10565 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10567 (fsized-zeroes): Add Optimization attribute.
10568 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10569 * c.opt (Wc++0x-compat): Add Warning attribute.
10571 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10573 PR middle-end/30761
10574 * reload1.c (eliminate_regs_in_insn): In the single_set special
10575 case, attempt to re-recognize the insn before falling back to
10576 having reload fix it up.
10578 2007-02-20 Eric Christopher <echristo@gmail.com>
10580 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10581 Rewrite accordingly.
10582 (frv_read_iacc_argument): Ditto.
10583 (frv_expand_set_builtin): Take a call instead of arglist, update for
10585 (frv_expand_unop_builtin): Ditto.
10586 (frv_expand_binop_builtin): Ditto.
10587 (frv_expand_cut_builtin): Ditto.
10588 (frv_expand_binopimm_builtin): Ditto.
10589 (frv_expand_voidbinop_builtin): Ditto.
10590 (frv_expand_int_void2arg): Ditto.
10591 (frv_expand_prefetches): Ditto.
10592 (frv_expand_voidtriop_builtin): Ditto.
10593 (frv_expand_voidaccop_builtin): Ditto.
10594 (frv_expand_load_builtin): Ditto.
10595 (frv_expand_store_builtin): Ditto.
10596 (frv_expand_mdpackh_builtin): Ditto.
10597 (frv_expand_mclracc_builtin): Ditto.
10598 (frv_expand_mrdacc_builtin): Ditto.
10599 (frv_expand_mwtacc_builtin): Ditto.
10600 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10603 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10605 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10606 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10608 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10609 point instructions.
10610 * configure: Regenerate.
10611 * config.in: Regenerate.
10612 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10613 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10614 masks to power6 and power6x and to POWERPC_MASKS.
10615 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10617 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10618 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10619 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10620 Access PROTOTYPE as variable, not mask.
10622 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10624 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10625 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10626 * combine.c (adjust_for_new_dest): Use it.
10627 * postreload.c (reload_combine): Likewise.
10629 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10631 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10632 notes on an insn with multiple sets, even if single_set returns
10633 non-NULL for that insn.
10635 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10637 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10638 scalbn and scalbln.
10640 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10642 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10643 if user didn't pass it.
10644 * config/i386/darwin.h (CC1_SPEC): Likewise.
10645 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10646 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10647 -mmacosx-version-min.
10649 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10650 Uros Bizjak <ubizjak@gmail.com>
10652 * optabs.h (enum optab_index): Add new OTI_scalb.
10653 (scalb_optab): Define corresponding macro.
10654 * optabs.c (init_optabs): Initialize scalb_optab.
10655 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10657 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10658 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10659 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10660 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10661 flag_unsafe_math_optimizations is set.
10663 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10664 to implement scalbf, scalb and scalbl built-ins as inline x87
10667 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10668 DJ Delorie <dj@redhat.com>
10671 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10672 (diagnostic_report_diagnostic): ... here, and turn them into real
10673 errors. If warnings are inhibited, no need to do anything.
10675 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10677 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10678 better code generation.
10680 2007-02-20 Ben Elliston <bje@au.ibm.com>
10682 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10684 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10686 * config/alpha/alpha.c, config/alpha/alpha.md,
10687 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10688 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10689 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10690 config/arm/lib1funcs.asm: Follow spelling conventions.
10692 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10693 config/fr30/fr30.md, config/i386/i386.h,
10694 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10695 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10696 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10697 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10698 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10699 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10700 config/sparc/sparc.c, config/sparc/sparc.h,
10701 config/sparc/sparc.md, config/spu/constraints.md,
10702 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10705 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10708 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10711 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10713 * doc/invoke.texi (-ftree-lrs): Remove.
10715 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10717 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10720 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10722 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10723 new CALL_EXPR_FN macro for retrieving the function
10724 declaration of the input expression.
10726 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10728 * c.opt (Waddress): New.
10729 * common.opt (Walways-true): Delete.
10730 (Wstring-literal-comparison): Delete.
10731 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10732 -Wstring-literal-comparison. Add -Waddress.
10734 (Walways-true): Delete.
10735 (Wstring-literal-comparison): Delete.
10736 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10737 consistently instead of -Walways-true in example.
10738 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10739 * c-typeck.c (parser_build_binary_op): Replace
10740 -Wstring-literal-comparison and -Walways-true with -Waddress.
10741 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10744 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10746 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10747 without DECL_STRUCT_FUNCTION initialized.
10749 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10751 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10752 due to calls to functions taking pointers as parameters.
10754 2007-02-19 Richard Henderson <rth@redhat.com>
10757 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10760 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10762 * config/s390/s390.c (s390_call_saved_register_used,
10763 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10764 accessed to the new scheme.
10766 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10768 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10769 (cris_print_index, cris_print_operand, cris_print_operand_address)
10770 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10771 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10772 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10773 GET_CODE () == xxx.
10774 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10775 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10776 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10777 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10778 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10779 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10780 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10781 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10782 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10783 (uminsi3, call, call_value): Ditto.
10784 (define_split: indir_to_reg_split, unnamed): Ditto.
10786 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10788 PR tree-optimization/30975
10789 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10792 2007-02-18 Eric Christopher <echristo@gmail.com>
10794 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10795 Remove use of arglist.
10796 (mips_expand_builtin): Remove use of arglist, pass in expr.
10797 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10798 (mips_expand_builtin_movtf): Ditto.
10799 (mips_expand_builtin_compare): Ditto.
10801 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10803 * tree-sra.c (sra_build_assignment): Replace assertion
10804 checking with a comment explaining why it can't be done.
10806 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10808 PR middle-end/30833
10809 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10810 during CALL_EXPR representation conversion.
10811 * tree-ssa-propagate.c (set_rhs): Likewise.
10813 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10815 * tree-sra.c (sra_build_assignment): Disable assertion checking
10818 2007-02-18 Roger Sayle <roger@eyesopen.com>
10820 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10821 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10822 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10824 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10825 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10826 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10827 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10828 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10829 force_gimple_operand): Likewise.
10830 * ipa-cp.c (constant_val_insert): Likewise.
10831 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10832 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10833 perfect_nestify): Likewise.
10834 * langhooks.c (lhd_omp_assignment): Likewise.
10835 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10836 lower_copyprivate_clauses, lower_send_clauses,
10837 lower_send_shared_vars, expand_parallel_call,
10838 expand_omp_for_generic, expand_omp_for_static_nochunk,
10839 expand_omp_for_static_chunk, expand_omp_sections,
10840 lower_omp_single_copy, lower_omp_for_lastprivate,
10841 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10842 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10843 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10846 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10848 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10849 config/sh/sh.md: Follow spelling conventions.
10851 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10852 config/frv/predicates.md: Follow spelling conventions.
10854 * config/m68k/linux-unwind.h: Fix a comment typo.
10855 * target.h: Follow spelling conventions.
10857 2007-02-18 Roger Sayle <roger@eyesopen.com>
10859 PR rtl-optimization/28173
10860 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10861 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10862 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10863 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10864 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10866 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10868 * builtins.c (fold_builtin_load_exponent): New.
10869 (fold_builtin_2): Use it.
10871 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10873 PR rtl-optimization/30773
10874 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10875 if we fail to attach a REG_EQUIV note.
10877 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10878 Roger Sayle <roger@eyesopen.com>
10880 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10882 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10884 * calls.c (initialize_argument_information): Pass original EXP
10885 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10886 code to split complex arguments here, as part of initializing the
10888 (expand_call): Remove code that builds a list of arguments and
10889 inserts implicit arguments into it. Instead, just count how many
10890 implicit arguments there will be so we can determine the size of
10891 the ARGS array, and let initialize_argument_information do the work.
10892 (split_complex_values): Delete unused function.
10894 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10896 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10898 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10900 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10901 for arg pointer based indexed addressing.
10903 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10905 * config/ia64/ia64.h, config/ia64/ia64.md,
10906 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10907 spelling conventions.
10909 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10911 * config/m68k/m68k.c (split_di): New.
10912 * config/m68k/m68k-protos.h: Declare split_di.
10913 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10914 Improve predicate handling and split constant shifts.
10916 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10918 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10919 parameter for register bitfield operations, general predicates
10922 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10924 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10925 * config/m68k/linux-unwind.h: New file.
10927 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10929 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10930 config/i386/athlon.md, config/ia64/ia64.md,
10931 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10932 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10933 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10934 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10935 tree-vect-transform.c: Fix comment typos.
10937 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10939 * sched-deps.c (find_insn_list): Remove.
10940 * sched-int.h: Remove the prototype for find_insn_list.
10942 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10944 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10946 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10947 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10948 darwin_rs6000_override_options.
10949 (C_COMMON_OVERRIDE_OPTIONS): Expect
10950 darwin_macosx_version_min to be non-NULL always.
10951 (TARGET_C99_FUNCTIONS): Likewise.
10952 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10953 (DARWIN_MINVERSION_SPEC): New.
10954 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10955 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10957 (DARWIN_MINVERSION_SPEC): New.
10958 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10960 * config/darwin-c.c (darwin_cpp_builtins): Expect
10961 darwin_macosx_version_min to be non-NULL always.
10963 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10965 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
10967 * config/i386/i386.h (x86_use_xchgb): New.
10968 (TARGET_USE_XCHGB): New macro.
10969 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
10970 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
10971 Split after reload into bswaphi for shifts of 8.
10972 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
10973 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
10974 or when optimizing for size.
10976 2007-02-16 Richard Guenther <rguenther@suse.de>
10977 Christian Bruel <christian.bruel@st.com>
10979 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10980 DECLs but prefer SSA_NAMEs over DECLs.
10982 2007-02-16 Richard Guenther <rguenther@suse.de>
10984 * tree-flow-inline.h (single_imm_use_p): Remove.
10985 (zero_imm_uses_p): Likewise.
10986 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
10987 instead of single_imm_use_p.
10988 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
10991 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10994 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
10995 nested double- and backquotes.
10997 2007-02-15 Roger Sayle <roger@eyesopen.com>
10999 PR middle-end/30391
11000 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11001 should be unreachable.
11002 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11003 For the time being redirect GIMPLE_MODIFY_STMT to the new
11004 (renamed) build_gimple_modify_stmt_stat.
11005 (build2_gimple_stat): Rename to...
11006 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11007 Always build a GIMPLE_MODIFY_STMT node.
11008 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11009 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11012 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11013 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11014 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11015 expand_complex_div_wide): Likewise.
11016 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11017 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11018 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11019 * tree-ssa-loop-manip.c (create_iv): Likewise.
11020 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11021 abs_replacement): Likewise.
11022 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11023 realify_fake_stores): Likewise.
11025 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11026 node rather than a GIMPLE_MODIFY_STMT node.
11027 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11028 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11030 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11031 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11032 GIMPLE_MODIFY_STMT.
11034 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11036 PR middle-end/30433
11037 * fold-const.c (fold_comparison): Add back the
11038 folding of constant complex comparisions.
11040 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11042 PR middle-end/30729
11043 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11044 effects unknown to this function, return early.
11046 2007-02-15 Ian Lance Taylor <iant@google.com>
11048 * lower-subreg.c (move_eh_region_note): New static function.
11049 (resolve_simple_move): Call it.
11050 (decompose_multiword_subregs): Track blocks for which we resolve a
11051 simple move which is also a control flow insn. Pass them to
11052 find_many_sub_basic_blocks.
11053 (pass_lower_subreg): Add TODO_verify_flow.
11054 (pass_lower_subreg2): Likewise.
11056 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11057 Brooks Moses <brooks.moses@codesourcery.com>
11058 Lee Millward <lee.millward@codesourcery.com>
11060 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11061 (VL_EXP_CLASS_P): New.
11062 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11064 (TREE_OPERAND_CHECK_CODE): Likewise.
11065 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11066 (TREE_RTL_OPERAND_CHECK): Likewise.
11067 (tree_operand_check_failed): Make second parameter the whole tree
11068 instead of its code. Fixed callers.
11069 (VL_EXP_CHECK): New.
11070 (TREE_OPERAND_LENGTH): New.
11071 (VL_EXP_OPERAND_LENGTH): New.
11072 (CALL_EXPR_FN): New.
11073 (CALL_EXPR_STATIC_CHAIN): New.
11074 (CALL_EXPR_ARGS): New.
11075 (CALL_EXPR_ARG): New.
11076 (call_expr_nargs): New.
11077 (CALL_EXPR_ARGP): New.
11078 (build_nt_call_list): Declare.
11079 (build_vl_exp_stat): Declare.
11080 (build_vl_exp): New.
11081 (build_call_list): Declare.
11082 (build_call_nary): Declare.
11083 (build_call_valist): Declare.
11084 (build_call_array): Declare.
11085 (call_expr_arg): Declare.
11086 (call_expr_argp): Declare.
11087 (call_expr_arglist): Declare.
11088 (fold_build_call_list): Declare.
11089 (fold_build_call_list_initializer): Declare.
11090 (fold_call_expr): Declare to replace fold_builtin.
11091 (fold_builtin_fputs): Update to agree with modified definition.
11092 (fold_builtin_strcpy): Likewise.
11093 (fold_builtin_strncpy): Likewise.
11094 (fold_builtin_memory_chk): Likewise.
11095 (fold_builtin_stxcpy_chk): Likewise.
11096 (fold_builtin_strncpy_chk): Likewise.
11097 (fold_builtin_next_arg): Likewise.
11098 (fold_build_call_expr): Declare.
11099 (fold_builtin_call_list): Declare.
11100 (fold_builtin_call_valist): Declare.
11101 (build_call_expr): Declare.
11102 (validate_arglist): Update to agree with modified definition.
11103 (tree_operand_length): New.
11104 (call_expr_arg_iterator): New.
11105 (init_call_expr_arg_iterator): New.
11106 (next_call_expr_arg): New.
11107 (first_call_expr_arg): New.
11108 (more_call_expr_args_p): New.
11109 (FOR_EACH_CALL_EXPR_ARG): New.
11111 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11112 and tcc_gimple_stmt.
11113 (tree_code_size): Update documentation. Use sizeof (tree) rather
11114 than sizeof (char *).
11115 (tree_size): Likewise. Add case for tcc_vl_exp.
11116 (tree_node_structure): Add case for tcc_vl_exp.
11117 (contains_placeholder_p): Likewise.
11118 (substitute_in_expr): Likewise.
11119 (substitute_placeholder_in_expr): Likewise.
11120 (stabilize_reference_1): Likewise.
11121 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11122 to diagnose breakage of this interface for constructing CALL_EXPRs.
11123 (build_nt): Add similar assertion here.
11124 (build_nt_call_list): New.
11125 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11126 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11128 (get_callee_fndecl): Use new CALL_EXPR accessors.
11129 (tree_operand_check_failed): Change parameters to pass entire node
11130 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11131 (process_call_operands): New.
11132 (build_vl_exp_stat): New.
11133 (build_call_list): New.
11134 (build_call_nary): New.
11135 (build_call_valist): New.
11136 (build_call_array): New.
11137 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11138 (call_expr_arglist): New.
11140 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11141 tcc_vl_exp instead of a fixed-size tcc_expression.
11143 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11144 accessors for CALL_EXPRs.
11145 (AGGR_INIT_EXPR): Likewise.
11147 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11148 Brooks Moses <brooks.moses@codesourcery.com>
11149 Lee Millward <lee.millward@codesourcery.com>
11151 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11152 (expand_builtin_nonlocal_goto): Change parameter to be entire
11153 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11154 (expand_builtin_prefetch): Likewise.
11155 (expand_builtin_classify_type): Likewise.
11156 (mathfn_built_in): Return NULL_TREE instead of 0.
11157 (expand_errno_check): Use new CALL_EXPR accessors.
11158 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11159 Return NULL_RTX instead of 0.
11160 (expand_builtin_mathfn_2): Likewise.
11161 (expand_builtin_mathfn_3): Likewise.
11162 (expand_builtin_interclass_mathfn): Likewise.
11163 (expand_builtin_sincos): Likewise.
11164 (expand_builtin_cexpi): Likewise.
11165 (expand_builtin_int_roundingfn): Likewise.
11166 (expand_builtin_int_roundingfn_2): Likewise.
11167 (expand_builtin_pow): Likewise.
11168 (expand_builtin_powi): Likewise.
11169 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11170 of arglist, fixing callers appropriately. Use new CALL_EXPR
11171 accessors and constructors. Return NULL_RTX instead of 0.
11172 (expand_builtin_strstr): Likewise.
11173 (expand_builtin_strchr): Likewise.
11174 (expand_builtin_strrchr): Likewise.
11175 (expand_builtin_strpbrk): Likewise.
11176 (expand_builtin_memcpy): Likewise.
11177 (expand_builtin_mempcpy): Likewise.
11178 (expand_builtin_mempcpy_args): New.
11179 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11180 (expand_builtin_memmove_args): New.
11181 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11182 (expand_movstr): Likewise.
11183 (expand_builtin_strcpy): Likewise.
11184 (expand_builtin_strcpy_args): New.
11185 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11186 (expand_builtin_strncpy): Likewise.
11187 (expand_builtin_memset): Likewise.
11188 (expand_builtin_memset_args): New.
11189 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11190 (expand_builtin_memcmp): Likewise.
11191 (expand_builtin_strcmp): Likewise.
11192 (expand_builtin_strncmp): Likewise.
11193 (expand_builtin_strcat): Likewise.
11194 (expand_builtin_strncat): Likewise.
11195 (expand_builtin_strspn): Likewise.
11196 (expand_builtin_strcspn): Likewise.
11197 (expand_builtin_args_info): Likewise.
11198 (expand_builtin_va_start): Likewise.
11199 (gimplify_va_arg_expr): Likewise.
11200 (expand_builtin_va_end): Likewise.
11201 (expand_builtin_va_copy): Likewise.
11202 (expand_builtin_frame_address): Likewise.
11203 (expand_builtin_alloca): Likewise.
11204 (expand_builtin_bswap): Likewise.
11205 (expand_builtin_unop): Likewise.
11206 (expand_builtin_fputs): Likewise.
11207 (expand_builtin_expect): Likewise.
11208 (expand_builtin_fabs): Likewise.
11209 (expand_builtin_copysign): Likewise.
11210 (expand_builtin_printf): Likewise.
11211 (expand_builtin_fprintf): Likewise.
11212 (expand_builtin_sprintf): Likewise.
11213 (expand_builtin_init_trampoline): Likewise.
11214 (expand_builtin_signbit): Likewise.
11215 (expand_builtin_fork_or_exec): Likewise.
11216 (expand_builtin_sync_operation): Likewise.
11217 (expand_builtin_compare_and_swap): Likewise.
11218 (expand_builtin_lock_test_and_set): Likewise.
11219 (expand_builtin_lock_release): Likewise.
11220 (expand_builtin): Likewise.
11221 (builtin_mathfn_code): Likewise.
11223 (fold_builtin_constant_p): Pass call arguments individually instead
11224 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11225 accessors and constructors. Return NULL_TREE instead of 0.
11226 (fold_builtin_expect): Likewise.
11227 (fold_builtin_classify_type): Likewise.
11228 (fold_builtin_strlen): Likewise.
11229 (fold_builtin_nan): Likewise.
11230 (integer_valued_real_p): Likewise.
11231 (fold_trunc_transparent_mathfn): Likewise.
11232 (fold_fixed_mathfn): Likewise.
11233 (fold_builtin_cabs): Likewise.
11234 (fold_builtin_sqrt): Likewise.
11235 (fold_builtin_cbrt): Likewise.
11236 (fold_builtin_cos): Likewise.
11237 (fold_builtin_cosh): Likewise.
11238 (fold_builtin_tan): Likewise.
11239 (fold_builtin_sincos): Likewise.
11240 (fold_builtin_cexp): Likewise.
11241 (fold_builtin_trunc): Likewise.
11242 (fold_builtin_floor): Likewise.
11243 (fold_builtin_ceil): Likewise.
11244 (fold_builtin_round): Likewise.
11245 (fold_builtin_int_roundingfn): Likewise.
11246 (fold_builtin_bitop): Likewise.
11247 (fold_builtin_bswap): Likewise.
11248 (fold_builtin_logarithm): Likewise.
11249 (fold_builtin_hypot): Likewise.
11250 (fold_builtin_pow): Likewise.
11251 (fold_builtin_powi): Likewise.
11252 (fold_builtin_exponent): Likewise.
11253 (fold_builtin_memset): Likewise.
11254 (fold_builtin_bzero): Likewise.
11255 (fold_builtin_memory_op): Likewise.
11256 (fold_builtin_bcopy): Deleted; call site changed to invoke
11257 fold_builtin_memory_op directly.
11258 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11259 (fold_builtin_strncpy): Likewise.
11260 (fold_builtin_memcmp): Likewise.
11261 (fold_builtin_strcmp): Likewise.
11262 (fold_builtin_strncmp): Likewise.
11263 (fold_builtin_signbit): Likewise.
11264 (fold_builtin_copysign): Likewise.
11265 (fold_builtin_isascii): Likewise.
11266 (fold_builtin_toascii): Likewise.
11267 (fold_builtin_isdigit): Likewise.
11268 (fold_builtin_fabs): Likewise.
11269 (fold_builtin_abs): Likewise.
11270 (fold_builtin_fmin_fmax): Likewise.
11271 (fold_builtin_carg): Likewise.
11272 (fold_builtin_classify): Likewise.
11273 (fold_builtin_unordered_cmp): Likewise.
11275 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11276 New functions split out from fold_builtin_1.
11277 (fold_builtin_n): New.
11278 (fold_builtin_varargs): New.
11279 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11281 (fold_call_expr): New.
11282 (build_function_call_expr): Rewrite to use new helper function.
11283 (fold_builtin_call_list): New.
11284 (build_call_expr): New.
11285 (fold_builtin_call_valist): New.
11286 (rewrite_call_expr): New.
11287 (validate_arg): New.
11288 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11289 of an arglist. Change return type to bool. Use new CALL_EXPR
11292 (fold_builtin_strstr): Pass call arguments individually instead
11293 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11294 accessors and constructors. Return NULL_TREE instead of 0.
11295 (fold_builtin_strchr): Likewise.
11296 (fold_builtin_strrchr): Likewise.
11297 (fold_builtin_strpbrk): Likewise.
11298 (fold_builtin_strcat): Likewise.
11299 (fold_builtin_strncat): Likewise.
11300 (fold_builtin_strspn): Likewise.
11301 (fold_builtin_strcspn): Likewise.
11302 (fold_builtin_fputs): Likewise.
11303 (fold_builtin_next_arg): Likewise.
11304 (fold_builtin_sprintf): Likewise.
11306 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11307 NULL_RTX instead of 0.
11308 (expand_builtin_memory_chk): Likewise.
11309 (maybe_emit_chk_warning): Likewise.
11310 (maybe_emit_sprintf_chk_warning): Likewise.
11312 (fold_builtin_object_size): Pass call arguments individually instead
11313 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11314 accessors and constructors. Return NULL_TREE instead of 0.
11315 (fold_builtin_memory_chk): Likewise.
11316 (fold_builtin_stxcpy_chk): Likewise.
11317 (fold_builtin_strncpy_chk): Likewise.
11318 (fold_builtin_strcat_chk): Likewise.
11319 (fold_builtin_strcat_chk): Likewise.
11320 (fold_builtin_strncat_chk): Likewise.
11321 (fold_builtin_sprintf_chk): Likewise.
11322 (fold_builtin_snprintf_chk): Likewise.
11323 (fold_builtin_printf): Likewise.
11324 (fold_builtin_vprintf): Likewise.
11326 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11328 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11329 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11330 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11331 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11332 (fold_unary): Likewise.
11333 (fold_binary): Likewise.
11334 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11335 ternary expressions.
11336 (fold): Add logic for tcc_vl_exp.
11337 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11338 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11339 (fold_build3_stat): Add assertion to flag broken interface for
11340 constructing CALL_EXPRs.
11341 (fold_build_call_list): New.
11342 (fold_build_call_list_initializer): New.
11343 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11345 (fold_strip_sign_ops): Likewise.
11347 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11348 Brooks Moses <brooks.moses@codesourcery.com>
11349 Lee Millward <lee.millward@codesourcery.com>
11351 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11352 accessors and dump arguments explicitly.
11354 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11356 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11358 (print_call_name): Use new CALL_EXPR accessors.
11360 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11361 CALL_EXPR arguments explicitly instead of as a list. Use
11362 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11364 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11365 (vrp_visit_stmt): Likewise.
11367 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11368 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11370 (force_move_till_expr): Likewise.
11372 * targhooks.c (default_external_stack_protect_fail): Use
11373 build_call_expr instead of build_function_call_expr.
11374 (default_hidden_stack_protect_fail): Likewise.
11376 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11379 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11380 and walk arguments explicitly.
11382 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11383 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11384 (expand_simple_operations): Likewise.
11385 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11387 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11388 of TREE_CODE_LENGTH.
11389 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11391 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11392 instead of TREE_CODE_LENGTH.
11394 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11395 (tree_ic_transform): Likewise.
11396 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11397 parameter instead of arglist. Fix callers.
11398 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11399 (tree_stringops_transform): Likewise.
11400 (tree_indirect_call_to_profile): Likewise.
11401 (tree_stringops_values_to_profile): Likewise.
11403 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11404 (eliminate_tail_call): Likewise.
11406 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11408 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11409 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11411 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11413 * omp-low.c (build_omp_barrier): Use build_call_expr.
11414 (lower_rec_input_clauses): Likewise.
11415 (lower_reduction_clauses): Likewise.
11416 (expand_parallel_call): Likewise.
11417 (maybe_catch_exception): Likewise.
11418 (expand_omp_for_generic): Likewise.
11419 (expand_omp_for_static_nochunk): Likewise.
11420 (expand_omp_sections): Likewise.
11421 (lower_omp_single_simple): Likewise.
11422 (lower_omp_single_copy): Likewise.
11423 (lower_omp_master): Likewise.
11424 (lower_omp_ordered): Likewise.
11425 (lower_omp_critical): Likewise.
11427 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11428 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11430 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11431 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11432 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11434 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11435 and generalize to handle any number of operands.
11436 (chrec_contains_undetermined): Likewise.
11437 (tree_contains_chrecs): Likewise.
11438 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11440 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11442 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11443 fold_call_expr instead of fold_builtin.
11444 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11445 match declarations there.
11446 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11449 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11450 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11452 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11453 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11455 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11458 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11459 (execute_cse_sincos): Use new CALL_EXPR accessors.
11461 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11463 * gimple-low.c (lower_function_body): Use build_call_expr.
11464 (lower_builtin_setjmp): Likewise.
11466 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11467 (set_storage_via_libcall): Likewise.
11468 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11469 instead of TREE_CODE_LENGTH.
11470 (expand_expr_real_1): Use new CALL_EXPR accessors.
11472 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11473 generalize to handle any number of operands.
11474 (TB_parent_eq): Likewise.
11476 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11477 (strip_builtin_expect): Likewise.
11479 * function.c (gimplify_parameters): Use build_call_expr.
11481 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11482 instead of TREE_CODE_LENGTH.
11484 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11485 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11487 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11490 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11491 (gimplify_decl_expr): Likewise.
11492 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11493 Use new CALL_EXPR iterators.
11494 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11495 (gimplify_modify_expr_to_memset): Likewise.
11496 (gimplify_variable_sized_compare): Likewise.
11497 (gimplify_omp_atomic_fetch_op): Likewise.
11498 (gimplify_omp_atomic_pipeline): Likewise.
11499 (gimplify_omp_atomic_mutex): Likewise.
11500 (gimplify_function_tree): Likewise.
11502 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11503 (call_expr_flags): Likewise.
11504 (expand_call): Likewise.
11506 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11507 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11510 * coverage.c (create_coverage): Use build_call_expr.
11512 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11513 (temp_call_expr_obstack): New.
11514 (pool_copy_list): Delete.
11515 (temp_copy_call_expr): New.
11516 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11517 CALL_EXPR accessors. Get rid of special goo for copying argument
11518 lists and use temp_copy_call_expr instead.
11519 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11520 CALL_EXPR accessors.
11521 (create_expression_by_pieces): Likewise. Use build_call_array
11522 to construct the result instead of fold_build3.
11523 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11524 dealing with argument lists.
11525 (init_pre): Remove references to expression_node_pool and
11526 list_node_pool. Init temp_call_expr_obstack instead.
11527 (fini_pre): Remove references to expression_node_pool and
11530 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11531 and walk arguments explicitly instead of as a list.
11533 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11534 (mx_register_decls): Likewise.
11535 (mudflap_register_call): Likewise.
11536 (mudflap_finish_file): Likewise.
11538 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11539 (ipa_callsite_compute_param): Likewise.
11541 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11542 accessors and constructor.
11544 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11545 accessors and constructor.
11546 (convert_tramp_reference): Likewise.
11547 (convert_call_expr): Likewise.
11548 (finalize_nesting_tree_1): Likewise.
11550 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11553 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11555 * tree-inline.c (initialize_inlined_parameters): Pass entire
11556 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11558 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11559 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11561 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11562 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11563 (vectorizable_reduction): Likewise.
11564 (vectorizable_call): Use new CALL_EXPR iterators.
11565 (vectorizable_conversion): Use build_call_expr.
11566 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11567 (vect_gen_widened_results_half): Use build_call_expr.
11568 (vect_setup_realignment): Likewise.
11569 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11571 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11572 (pass_through_call): Likewise.
11573 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11576 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11577 (tree_gen_pow2_profiler): Likewise.
11578 (tree_gen_one_value_profiler): Likewise.
11579 (tree_gen_ic_func_profiler): Likewise.
11580 (tree_gen_average_profiler): Likewise.
11581 (tree_gen_ior_profiler): Likewise.
11583 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11584 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11585 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11587 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11588 of TREE_CODE_LENGTH.
11590 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11591 of TREE_CODE_LENGTH.
11593 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11595 (convert_to_integer): Likewise.
11597 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11600 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11601 Brooks Moses <brooks.moses@codesourcery.com>
11602 Lee Millward <lee.millward@codesourcery.com>
11604 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11606 * config/frv/frv.c (frv_expand_builtin): Likewise.
11607 * config/s390/s390.c (s390_expand_builtin): Likewise.
11609 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11610 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11612 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11613 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11614 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11615 (ix86_expand_store_builtin): Likewise.
11616 (ix86_expand_unop_builtin): Likewise.
11617 (ix86_expand_unop1_builtin): Likewise.
11618 (ix86_expand_sse_compare): Likewise.
11619 (ix86_expand_sse_comi): Likewise.
11620 (ix86_expand_vec_init_builtin): Likewise.
11621 (ix86_expand_vec_ext_builtin): Likewise.
11622 (ix86_expand_vec_set_builtin): Likewise.
11623 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11625 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11626 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11628 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11629 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11630 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11632 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11634 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11635 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11636 arglist. Use new CALL_EXPR accessors. Fix callers.
11637 (altivec_expand_abs_builtin): Likewise.
11638 (rs6000_expand_binop_builtin): Likewise.
11639 (altivec_expand_predicate_builtin): Likewise.
11640 (altivec_expand_lv_builtin): Likewise.
11641 (spe_expand_stv_builtin): Likewise.
11642 (altivec_expand_stv_builtin): Likewise.
11643 (rs6000_expand_ternop_builtin): Likewise.
11644 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11645 (altivec_expand_st_builtin): Likewise.
11646 (altivec_expand_dst_builtin): Likewise.
11647 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11648 arglist. Use new CALL_EXPR accessors. Fix callers.
11649 (altivec_expand_vec_set_builtin): Likewise.
11650 (altivec_expand_vec_ext_builtin): Likewise.
11651 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11652 (spe_expand_builtin): Likewise.
11653 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11654 arglist. Use new CALL_EXPR accessors. Fix callers.
11655 (spe_expand_evsel_builtin): Likewise.
11656 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11657 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11659 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11660 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11661 (arm_expand_unop_builtin): Likewise.
11662 (arm_expand_builtin): Use new CALL_EXPR accessors.
11664 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11667 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11668 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11669 (bfin_expand_unop_builtin): Likewise.
11670 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11672 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11673 Brooks Moses <brooks.moses@codesourcery.com>
11674 Lee Millward <lee.millward@codesourcery.com>
11676 * c-semantics.c (build_stmt): Add internal diagnostic check.
11678 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11679 accessors. Print arguments explicitly instead of as a list.
11681 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11683 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11684 (c_finish_omp_flish): Likewise.
11686 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11687 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11688 instead of TREE_CODE_LENGTH.
11689 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11690 (c_warn_unused_result): Likewise.
11692 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11695 * doc/invoke.texi (Warning Options): Remove
11696 -Werror-implicit-function-declaration.
11697 (Wimplicit-function-declaration): Update description.
11698 * opts.c (common_handle_option): Move handling of -Werror=* to...
11699 (enable_warning_as_error): ...here.
11700 * opts.h (enable_warning_as_error): Declare.
11701 * c-decl.c (implicit_decl_warning): Unless
11702 -Wno-implicit-function-declaration is given, emit a pedwarn if
11703 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11704 * c.opt (Wimplicit-function-declaration): Replace
11705 mesg_implicit_function_declaration with
11706 warn_implicit_function_declaration.
11707 * c-opts.c (c_common_handle_option):
11708 -Werror-implicit-function-declaration is exactly equal as
11709 -Werror=implicit-function-declaration.
11710 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11711 warn_implicit_function_declaration.
11712 (c_common_post_options): -Wimplict-function-declaration is enabled
11713 by default by -std=c99, otherwise is disabled by default.
11714 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11716 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11718 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11719 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11720 former is ignored but not the latter.
11722 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11724 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11725 is made and the reference doesn't use the alias set of its type,
11726 do not create the temporary using that type.
11728 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11730 * jump.c: Remove prototypes for delete_computation and
11731 delete_prior_computation.
11733 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11735 * jump.c (get_label_after): Delete.
11736 (get_label_before, delete_computation, delete_jump,
11737 delete_prior_computation, follow_jumps): Move...
11738 * reorg.c (delete_computation, delete_prior_computation): ... here...
11739 (get_label_before, delete_jump): ... making these static ...
11740 (follow_jumps): ... and simplifying this since it only runs after
11742 * rtl.h (get_label_after, get_label_before, delete_jump,
11743 follow_jumps): Delete prototypes.
11745 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11747 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11749 2007-02-15 Nick Clifton <nickc@redhat.com>
11751 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11752 order to prevent it from being munged by the target.
11754 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11756 * config/i386/i386.md: Remove misleading comment.
11758 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11760 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11761 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11764 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11766 * tree-sra.c (instantiate_missing_elements): Canonicalize
11768 (sra_build_assignment): New.
11769 (generate_copy_inout, generate_element_copy,
11770 generate_element_zero, generate_one_element_init): Use it.
11772 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11774 * tree-sra.c (instantiate_missing_elements): Canonicalize
11776 (sra_build_assignment): New.
11777 (generate_copy_inout, generate_element_copy,
11778 generate_element_zero, generate_one_element_init): Use it.
11780 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11782 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11785 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11787 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11788 types as aggregates not scalars.
11789 * function.c (assign_stack_temp_for_type): Likewise.
11791 2007-02-14 Roger Sayle <roger@eyesopen.com>
11792 Zdenek Dvorak <dvorakz@suse.cz>
11794 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11797 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11799 * passes.c (next_pass_1): Clear the next field of the copied
11802 2007-02-14 Richard Henderson <rth@redhat.com>
11804 * tree-sra.c (early_sra): New.
11805 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11806 (tree_sra_early, pass_sra_early): New.
11807 * tree-pass.h (pass_sra_early): Declare.
11808 * passes.c (init_optimization_passes): Use it.
11810 2007-02-14 Richard Guenther <rguenther@suse.de>
11812 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11814 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11816 PR tree-optimization/30771
11817 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11819 (vect_analyze_operations): Induction phis can now be marked as
11821 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11822 Update documentation accordingly.
11824 2007-02-14 Nick Clifton <nickc@redhat.com>
11826 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11827 most 3 arguments are supported.
11828 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11830 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11832 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11833 Ensure dst->current is valid.
11835 2007-02-13 Paul Brook <paul@codesourcery.com>
11837 * config.gcc: Add arm*-*-uclinux-*eabi.
11838 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11839 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11840 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11841 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11842 (LINK_SPEC): Define.
11843 (LIB_SPEC): Define.
11844 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11846 * config/arm/uclinux-eabi.h: New file.
11847 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11848 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11851 2007-02-13 Ian Lance Taylor <iant@google.com>
11853 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11854 * flags.h (warn_strict_overflow): Declare.
11855 (enum warn_strict_overflow_code): Define.
11856 (issue_strict_overflow_warning): New static inline function.
11857 * opts.c (warn_strict_overflow): New variable.
11858 (common_handle_option): Handle OPT_Wstrict_overflow and
11859 OPT_Wstrict_overflow_.
11860 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11862 * fold-const.c: Include intl.h.
11863 (fold_deferring_overflow_warnings): New static variable.
11864 (fold_deferred_overflow_warning): New static variable.
11865 (fold_deferred_overflow_code): New static variable.
11866 (fold_defer_overflow_warnings): New function.
11867 (fold_undefer_overflow_warnings): New function.
11868 (fold_undefer_and_ignore_overflow_warnings): New function.
11869 (fold_deferring_overflow_warnings_p): New function.
11870 (fold_overflow_warning): New static function.
11871 (make_range): Add strict_overflow_p parameter. Change all
11873 (extract_muldiv, extract_muldiv_1): Likewise.
11874 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11875 tree_expr_nonnegative_p.
11876 (fold_negate_expr): Call fold_overflow_warning.
11877 (fold_range_test): Likewise.
11878 (fold_comparison): Likewise.
11879 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11880 instead of tree_expr_nonnegative_p.
11881 (tree_expr_nonnegative_warnv_p): Rename from
11882 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11883 (tree_expr_nonnegative_p): New function.
11884 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11885 strict_overflow_p parameter.
11886 (tree_expr_nonzero_p): New function.
11887 * passes.c (verify_interpass_invariants): New static function.
11888 (execute_one_pass): Call it.
11889 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11891 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11892 (estimate_numbers_of_iterations): Likewise.
11893 (scev_probably_wraps_p): Likewise.
11894 * tree-ssa-ccp.c: Include "toplev.h".
11895 (evaluate_stmt): Defer fold overflow warnings until we know we are
11897 (struct fold_stmt_r_data): Add stmt field.
11898 (fold_stmt_r): Defer fold overflow warnings until we know we
11900 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11901 (fold_stmt_inplace): Likewise.
11902 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11903 (cleanup_control_expr_graph): Defer fold overflow warnings until
11904 we know we are going to optimize.
11905 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11906 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11908 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11909 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11910 * tree-ssa-loop-manip.c (create_iv): Likewise.
11911 * c-typeck.c (build_conditional_expr): Likewise.
11912 (build_binary_op): Likewise.
11913 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11914 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11915 (extract_range_from_unary_expr): Likewise.
11916 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11917 assuming that signed overflow does not occur.
11918 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11919 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11920 (fold_defer_overflow_warnings): Declare.
11921 (fold_undefer_overflow_warnings): Declare.
11922 (fold_undefer_and_ignore_overflow_warnings): Declare.
11923 (fold_deferring_overflow_warnings_p): Declare.
11924 (tree_expr_nonzero_warnv_p): Declare.
11925 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11926 of warning options.
11927 (Warning Options): Document -Wstrict-overflow.
11928 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11929 (tree-ssa-ccp.o): Likewise.
11930 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11931 (fold-const.o): Depend on intl.h.
11933 2007-02-13 Ian Lance Taylor <iant@google.com>
11935 PR middle-end/30751
11936 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11939 2007-02-13 Stuart Hastings <stuart@apple.com>
11941 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11943 2007-02-13 Richard Henderson <rth@redhat.com>
11945 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11946 handled_component_p before looking for the indirect_ref.
11948 2007-02-13 Richard Henderson <rth@redhat.com>
11950 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11951 remove flags clobber.
11952 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11953 (bswaphi_lowpart): New.
11954 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11955 remove TARGET_BSWAP test. Delete expander of the same name.
11957 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11958 (expand_unop): Use them.
11960 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11962 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11963 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11964 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11965 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
11966 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
11967 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
11968 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
11969 assembler dialect choice from asm templates.
11971 2007-02-12 Richard Henderson <rth@redhat.com>
11973 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
11974 (fixuns_trunc<SSEMODEF>si2): Use it.
11975 * config/i386/sse.md (vec_setv4sf_0): Export.
11976 * config/i386/i386.c (ix86_build_const_vector): Export.
11977 (ix86_split_convert_uns_si_sse): Rename from
11978 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11979 * config/i386/i386-protos.h: Update.
11981 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11984 * c-typeck.c (c_finish_return): Improve warning message.
11986 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11988 * alias.c (find_symbolic_term): Delete unused function.
11990 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
11992 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
11993 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
11994 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
11996 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11998 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
11999 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12000 the function, temporarily point the debug interface to the null one.
12002 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12004 * dwarf2out.c (round_up_to_align): New static function.
12005 (field_byte_offset): Use it to round the offset.
12007 2007-02-12 Richard Henderson <rth@redhat.com>
12009 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12010 (inswl_const): Export.
12012 2007-02-12 Richard Henderson <rth@redhat.com>
12014 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12015 result mode of the libcall, convert back to outmode.
12017 2007-02-12 Roger Sayle <roger@eyesopen.com>
12019 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12020 (bswapdi2): New define_expand to implement 32-bit implementation.
12022 2007-02-12 Nick Clifton <nickc@redhat.com>
12024 * doc/invoke.texi (Overall Options): Document --help=.
12025 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12026 (cc1_options): Pass --help= on to cc1.
12027 (display_help): Add description of --help=.
12028 (process_command): Add code to handle --help=. Allow translated
12029 --help and --target-help switches to be passed on to compiler
12031 (main): Remove unused if statement.
12032 * opts.c (columns): Remove.
12033 (LEFT_COLUMN): Define.
12034 (wrap_help): Add columns argument.
12035 (print_filtered_help): Change parameters to be an include bitmask,
12036 an exclude bitmask, an any bitmask and the column width. Move the
12037 code to display the params list here. Add code to display the
12038 status of options rather than their descriptions if the quiet flag
12040 (print_specific_help): Change parameters to be an include bitmask,
12041 an exclude bitmask and an any bitmask. Move code to look up the
12042 column width here. Decide upon the title for an options listing.
12043 (common_handle_options): Add code to handle --help=. Adapt code
12044 for --help and --target-help to use the revised form of the
12045 print_specific_help function.
12046 (print_help): Delete.
12047 (print_param_help): Delete.
12048 (print_switch): Delete.
12049 * opts.h (cl_lang_count): Add prototype.
12050 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12051 CL_MAX_OPTION_CLASS): New defines.
12052 * optc-gen.awk: Add construction of cl_lang_count.
12053 * c.opt: Add Warning attribute to warning options and Optimization
12054 attribute to optimization options.
12055 * common.opt: Likewise.
12057 Add -fhelp and -ftarget-help as aliases for the transformed --help
12058 and --target-help options.
12059 * opt-functions.awk: Add code to handle Warning and Optimization
12062 2007-02-12 Richard Henderson <rth@redhat.com>
12064 * config/alpha/constraints.md: New file.
12065 * config/alpha/alpha.c: Include tm-constrs.h.
12066 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12067 alpha_extra_constraint): Remove.
12068 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12069 * config/alpha/alpha-protos.h: Update.
12070 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12071 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12072 (EXTRA_CONSTRAINT): Remove.
12073 * config/alpha/alpha.md: Include constraints.md.
12074 (adddi splitter): Use satisfies_constraint_*.
12075 * config/alpha/predicates.md (add_operand): Likewise.
12076 (sext_add_operand, addition_operation): Likewise.
12078 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12080 PR tree-optimization/29145
12081 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12082 in our handling of restrict qualified pointers.
12084 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12087 * doc/invoke.texi (Wunused-value): Update description.
12088 (Wextra): Delete item.
12089 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12090 value of Wunused-value.
12091 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12092 (c_finish_stmt_expr): Don't check extra_warnings.
12093 (emit_side_effect_warnings): The caller is responsible to check
12096 2007-02-11 Roger Sayle <roger@eyesopen.com>
12097 Matt Thomas <matt@3am-software.com>
12099 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12101 2007-02-11 Roger Sayle <roger@eyesopen.com>
12103 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12104 comparisons of POPCOUNT against zero.
12105 (simplify_const_relational_operation): Likewise.
12107 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12109 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12111 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12113 * dwarf2out.c (root_type): Delete unused function.
12115 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12117 * genattrtab.c (contained_in_p): Delete unused function.
12118 (write_expr_attr_cache): Likewise.
12120 2007-02-11 Jan Hubicka <jh@suse.cz>
12122 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12125 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12127 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12128 to add the REG_EQ* note.
12129 * see.c (see_merge_one_use_extension): Likewise.
12130 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12131 turn REG_EQUAL notes into REG_EQUIV notes if the target
12132 register may have more than one set.
12133 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12134 * gcse.c (try_replace_reg): Likewise.
12135 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12136 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12137 more than one REG_EQUIV note.
12138 * reload1.c (gen_reload): Use set_unique_reg_note.
12140 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12142 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12143 (ix86_builtin_conversion): New function.
12145 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12148 * tree.h (DECL_REPLACEABLE_P): New macro.
12149 * except.c (set_nothrow_function_flags): Likewise.
12151 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12152 Ira Rosen <irar@il.ibm.com>
12153 Dorit Nuzman <dorit@il.ibm.com>
12155 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12156 * targhooks.c (default_builtin_vectorized_conversion): New.
12157 * targhooks.h (default_builtin_vectorized_function): New declaration.
12158 * target.h (struct vectorize): Add builtin_conversion field.
12159 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12160 stmt_vec_info_type value.
12161 (vectorizable_conversion): New declaration.
12162 * tree-vect-analyze.c (vect_analyze_operations): Add
12163 vectorizable_conversion call.
12164 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12165 * tree-vect-transform.c (vectorizable_conversion): New function.
12166 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12167 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12169 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12170 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12171 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12172 or ALTIVEC_BUILTIN_VCFSX.
12174 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12177 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12178 CONST_DOUBLE and operand 0 is a hard register.
12179 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12180 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12181 is a hard floating-point register.
12183 2007-02-10 Richard Henderson <rth@redhat.com>
12184 Jakub Jelinek <jakub@redhat.com>
12185 Alexandre Oliva <aoliva@redhat.com>
12187 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12188 * builtin-types.def (BT_WORD): Make unsigned.
12189 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12190 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12191 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12192 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12193 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12194 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12196 * expr.c (emutls_var_address): New.
12197 (expand_expr_real_1): Expand emulated tls.
12198 (expand_expr_addr_expr_1): Likewise.
12199 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12200 * output.h (emutls_finish): Declare.
12201 * toplev.c (compile_file): Call it.
12202 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12203 address before wrapping in CONST.
12204 * varasm.c (emutls_htab, emutls_object_type): New.
12205 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12206 (get_emutls_object_name, get_emutls_object_type): New.
12207 (get_emutls_init_templ_addr, emutls_decl): New.
12208 (emutls_common_1, emutls_finish): New.
12209 (assemble_variable): When emulating tls, swap decls; generate
12210 constructor for the emutls objects.
12211 (do_assemble_alias): When emulating tls, swap decl and target name.
12212 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12214 * varpool.c (decide_is_variable_needed): Look at force_output.
12215 Recurse for emulated tls.
12216 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12217 with decide_is_variable_needed.
12218 * emutls.c: New file.
12219 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12220 tls_object for real tls.
12222 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12224 PR rtl-optimization/29599
12225 * reload1.c (eliminate_regs_in_insn): Take the destination
12226 mode into account when computing the offset.
12228 2007-02-09 Stuart Hastings <stuart@apple.com>
12229 Richard Henderson <rth@redhat.com>
12231 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12232 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12233 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12234 fixuns_truncdfhi2): New.
12235 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12236 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12237 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12238 (floatunssidf2): Allow nonimmediate source.
12239 * config/i386/sse.md (movdi_to_sse): New.
12240 (vec_concatv2di): Drop '*'.
12241 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12242 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12243 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12245 * config/i386/i386.c (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,
12248 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12249 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12250 ix86_build_const_vector.
12251 (x86_emit_floatuns): Rewrite.
12253 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12255 * genautomata.c (longest_path_length): Delete unused function.
12256 (struct state): Delete unused longest_path_length.
12257 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12258 (get_free_state): Delete unused.
12260 2007-02-09 Jan Hubicka <jh@suse.cz>
12262 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12263 * doc/invoke.texi (inline-unit-growth): Update default value.
12265 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12266 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12267 (rebuild_cgraph_edges): Likewise.
12268 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12269 (dump_cgraph_node): Dump frequencies.
12270 (cgraph_clone_edge): Add frequency scales.
12271 (cgraph_clone_node): Add freuqnecy.
12272 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12273 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12274 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12275 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12276 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12277 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12278 (save_inline_function_body): Likewise.
12279 * ipa-inline.c: inluce rtl.h
12280 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12281 (cgraph_edge_badness): Use frequencies.
12282 (cgraph_decide_recursive_inlining): Update clonning.
12283 (cgraph_decide_inlining_of_small_function): Dump frequency.
12284 * predict.c (estimate_bb_frequencies): Export.
12285 * predict.h (estimate_bb_frequencies): Declare.
12286 * tree-inline.c (copy_bb): Watch overflows.
12287 (expand_call_inline): Update call of cgraph_create_edge.
12288 (optimize_inline_calls): Use TODO flags to update frequnecies.
12289 * passes.h: Include predict.h
12290 (init_optimization_passes): Move profile ahead.
12291 (execute_function_todo): Handle TODO_rebuild_frequencies.
12293 2007-02-09 Roger Sayle <roger@eyesopen.com>
12295 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12296 the insbl or inswl pattern into a register.
12298 2007-02-09 Roger Sayle <roger@eyesopen.com>
12300 * config/ia64/ia64.md (bswapdi2): New define_insn.
12302 2007-02-09 Richard Henderson <rth@redhat.com>
12304 * config/i386/constraints.md (Ym): New constraint.
12305 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12306 (movdi_1_rex64): Split sse and xmm general register moves from
12307 memory move alternatives. Use conditional register constraints.
12308 (movsf_1, movdf_integer): Likewise.
12309 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12310 (movdf_integer_rex64): New.
12311 (pushsf_rex64): Fix output constraints.
12312 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12313 (sse2_stored): Likewise.
12314 (sse2_storeq_rex64): New.
12315 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12316 amd and not generic.
12317 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12318 for optimize_size. Remove SF/DFmode hack.
12320 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12322 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12325 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12326 Richard Sandiford <richard@codesourcery.com>
12328 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12329 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12330 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12331 m68k/t-mlib to tmake_file.
12332 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12333 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12334 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12335 Allow it to be cf or m68k. Set m68k_arch_family. If that
12336 variable is not empty, add t-$m68k_arch_family to tmake_file.
12337 Add t-mlibs to tmake_file.
12338 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12339 * config/m68k/t-cf: New file.
12340 * config/m68k/t-m68k: Likewise.
12341 * config/m68k/t-mlibs: Likewise.
12342 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12343 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12344 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12345 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12346 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12348 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12349 (INSTALL_LIBGCC): Delete.
12350 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12351 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12352 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12353 (M68K_MLIB_CPU): Define.
12354 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12355 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12356 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12358 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12359 Richard Guenther <rguenther@suse.de>
12361 PR middle-end/23361
12362 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12363 against INT_MIN/INT_MAX.
12364 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12365 file if a loop is removed.
12367 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12369 * calls.c (store_one_arg): Pass correct alignment to
12370 emit_push_insn for non-BLKmode values.
12371 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12372 unaligned stack slot via a suitably aligned slot.
12374 2007-02-08 DJ Delorie <dj@redhat.com>
12376 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12378 (legal_subregs): Use unsigned char, make const.
12379 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12381 2007-02-08 Paul Brook <paul@codesourcery.com>
12383 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12384 special interworking needed.
12386 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12388 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12389 conditional to __SSE2__.
12390 (Entries below should have been added to first ChangeLog
12391 entry for amdfam10 dated 2007-02-05)
12392 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12394 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12396 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12399 2007-02-08 DJ Delorie <dj@redhat.com>
12401 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12402 * config/m32c/m32c.c (legal_subregs): New.
12403 (m32c_illegal_subreg_p): New.
12404 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12405 unsupported subregs of hard regs.
12407 2007-02-08 Jan Hubicka <jh@suse.cz>
12409 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12410 the same one; always update histograms.
12412 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12414 * passes.c (init_optimization_passes): Tidy comment.
12416 2007-02-08 Roger Sayle <roger@eyesopen.com>
12418 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12419 strip zero_extend, bswap and rotates from POCOUNT's argument.
12420 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12421 zero_extend and rotates from PARITY's argument.
12422 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12423 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12424 of an integer constant at compile-time.
12426 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12429 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12431 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12434 * tree-ssa-live.c (remove_unused_locals): Do not remove
12435 TREE_ADDRESSABLE variables.
12436 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12437 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12438 FOR_CLOBBER. Update all users.
12439 If VAR has an associated alias set, add a virtual operand for
12440 it if no alias is found to conflict with the memory reference.
12442 2007-02-07 Jan Hubicka <jh@suse.cz>
12443 Robert Kidd <rkidd@crhc.uiuc.edu>
12445 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12447 2007-02-07 Ian Lance Taylor <iant@google.com>
12449 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12451 2007-02-07 Roger Sayle <roger@eyesopen.com>
12453 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12454 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12455 tablejumpdi, movsi_to_cr_one): Remove constraints from
12456 define_expand's match_operands.
12458 2007-02-07 Roger Sayle <roger@eyesopen.com>
12460 * global.c (compute_regsets): Move declatation of "i" inside of
12461 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12463 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12466 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12467 of INDIRECT_REF <RESULT_DECL>.
12469 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12471 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12472 Kaz Kojima <kkojima@gcc.gnu.org>
12475 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12477 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12479 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12481 * doc/loop.texi: Document possibility not to perform disambiguation
12482 of loops with multiple latches.
12483 * cfgloopmanip.c (alp_enum_p): Removed.
12484 (add_loop): Handle subloops. Use get_loop_body_with_size.
12485 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12486 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12487 the new forwarder block.
12488 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12489 Handle the case latch is NULL.
12490 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12491 when marking loop exits.
12492 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12494 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12495 disambiguate_loops_with_multiple_latches.
12496 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12497 before fix_loop_structure.
12498 * cfgloop.c: Include pointer-set.h and output.h.
12499 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12500 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12501 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12502 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12503 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12504 disambiguate_multiple_latches, get_loop_body_with_size,
12505 disambiguate_loops_with_multiple_latches): New functions.
12506 (flow_loop_dump): Dump multiple latch edges.
12507 (flow_loop_nodes_find): Handle loops with multiple latches.
12508 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12509 (glb_enum_p): Modified.
12510 (get_loop_body): Use get_loop_body_with_size.
12511 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12512 (AVOID_CFG_MODIFICATIONS): New constant.
12513 (disambiguate_loops_with_multiple_latches, add_loop,
12514 get_loop_body_with_size): Declare.
12515 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12517 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12519 PR inline-asm/28686
12520 * global.c (compute_regsets): New function.
12521 (global_alloc): Refactored ELIMINABLE_REGSET
12522 and NO_GLOBAL_ALLOC_REGS computation out.
12523 (rest_of_handle_global_alloc): Call compute_regsets()
12524 for non-optimizing case.
12526 2007-02-06 Richard Henderson <rth@redhat.com>
12528 * config/i386/constraints.md (Y2): Rename from Y.
12529 (Yi): New constraint.
12530 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12531 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12532 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12533 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12534 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12535 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12536 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12537 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12538 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12539 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12540 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12541 vec_extractv2si_1): Change Y constraints to Y2.
12542 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12543 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12544 Change Y constraints to Y2.
12545 (sse2_loadld): Change Y constraints to x.
12547 2007-02-06 Roger Sayle <roger@eyesopen.com>
12549 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12550 (parity<mode>2): New define_expand using rs6000_emit_parity.
12551 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12552 rs6000_emit_parity): New functions.
12553 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12554 rs6000_emit_parity): Prototype here.
12556 2007-02-06 Ian Lance Taylor <iant@google.com>
12558 * lower-subreg.c (simple_move_operand): Reject CONST.
12559 (resolve_clobber): Call validate_change rather than directly
12560 assigning to XEXP (pat, 0).
12562 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12564 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12565 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12566 (tree-cfg.o): Remove hashtab.h dependency.
12568 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12569 (struct ivopts_data): Change niters to pointer_map_t.
12570 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12571 (niter_for_exit): Create pointer_map on demand. Change for
12573 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12574 (free_loop_data): Destroy data->niters if created and reset field.
12575 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12576 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12578 * tree-ssa-reassoc.c: Include pointer-set.h.
12579 (bb_rank): Change to long *.
12580 (operand_rank): Change to pointer_map_t.
12581 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12582 (insert_operand_rank): Accept long.
12583 (operand_entry_hash, operand_entry_eq): Remove.
12584 (get_rank): Return long. Adjust for changes above.
12585 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12587 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12589 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12590 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12591 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12593 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12594 directly since it cannot be NULL.
12595 (get_vi_for_tree): Rewrite for pointer_map API.
12596 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12597 (init_alias_vars): Create vi_for_tree as pointer_map.
12598 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12600 * tree-cfg.c: Don't include hashtab.h.
12601 (edge_to_cases): Declare as pointer_map.
12602 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12604 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12605 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12606 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12608 (record_switch_edge): Delete.
12609 (get_cases_for_edge): Adjust for pointer_map API, inline
12610 record_switch_edge (rewritten for new API), remove goto.
12612 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12614 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12615 * tree-nested.c: Include pointer-set.h.
12616 (var_map_elt, var_map_eq, var_map_hash): Delete.
12617 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12618 to pointer_map_t's.
12619 (nesting_info_bitmap_obstack): New.
12620 (lookup_field_for_decl): Adjust for pointer_map API.
12621 (lookup_tramp_for_decl): Adjust for pointer_map API.
12622 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12623 (get_local_debug_decl): Adjust for pointer_map API.
12624 (convert_nl_goto_reference): Adjust for pointer_map API.
12625 (convert_nl_goto_receiver): Adjust for pointer_map API.
12626 (create_nesting_tree): Create outside GGC space. Create bitmap on
12627 the new obstack. Create field_map and var_map as pointer_maps.
12628 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12630 (lower_nested_functions): Move root here, no need to NULL it.
12631 Initialize and release the obstack.
12633 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12635 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12636 Remove prototypes and make them non-static.
12637 (struct tree_int_map): Remove.
12638 * tree.h (struct tree_int_map): Move here, turning TO into an
12640 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12642 * tree.h (TREE_COMPLEXITY): Remove.
12643 (struct tree_exp): Remove complexity field.
12644 * tree.c (build1_stat): Don't set it.
12646 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12647 Victor Kaplansky <victork@il.ibm.com>
12649 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12650 (vect_is_simple_reduction): Support reduction with induction as
12651 one of the operands.
12652 (vect_is_simple_iv_evolution): Fix formatting.
12653 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12654 formatting. Don't mark induction phis for vectorization.
12655 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12656 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12657 (vect_get_vec_def_for_operand): Support induction.
12658 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12660 (vectorizable_reduction): Support reduction with induction as one of
12662 (vectorizable_type_demotion): Use def-type of stmt argument rather
12663 than dummy def-type.
12665 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12666 flag_tree_scev_cprop.
12667 * common.opt (tree-scev-cprop): New flag.
12669 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12670 call to vect_get_new_vect_var.
12672 2007-02-06 Ira Rosen <irar@il.ibm.com>
12674 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12675 vectype is not NULL.
12676 (vect_pattern_recog_1): Likewise.
12678 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12680 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12681 (fold_negate_expr): Likewise.
12683 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12686 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12687 even if cv-qualification is the same.
12689 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12691 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12692 __enable_execute_stack on completion.
12694 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12696 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12697 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12698 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12699 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12700 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12701 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12702 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12703 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12705 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12707 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12708 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12709 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12710 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12711 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12712 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12713 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12714 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12715 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12716 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12717 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12718 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12719 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12720 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12721 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12722 sqrtextenddfxf2_i387): Added amdfam10_decode.
12724 * config/i386/athlon.md (athlon_idirect_amdfam10,
12725 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12726 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12727 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12728 athlon_ivector_store_amdfam10): New define_insn_reservation.
12729 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12732 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12734 * config/i386/athlon.md (athlon_call_amdfam10,
12735 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12736 define_insn_reservation.
12737 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12738 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12739 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12741 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12743 * config/i386/athlon.md (athlon_sseld_amdfam10,
12744 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12745 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12747 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12749 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12750 define_insn_reservation.
12751 * config/i386/i386.md (sseins): Added sseins to define_attr type
12752 and define_attr unit.
12753 * config/i386/sse.md: Set type attribute to sseins for insertq
12756 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12758 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12759 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12760 ssecomi_load_amdfam10, ssecomi_amdfam10,
12761 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12762 define_insn_reservation.
12763 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12765 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12767 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12768 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12769 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12770 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12771 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12772 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12773 define_insn_reservation.
12775 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12776 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12777 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12778 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12779 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12781 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12783 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12784 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12785 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12786 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12787 athlon_ssemul_load_k8): Added amdfam10.
12789 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12791 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12792 (x86_sse_unaligned_move_optimal): New variable.
12794 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12796 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12797 for unaligned vector SSE double/single precision loads for AMDFAM10.
12799 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12801 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12802 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12803 Define TARGET_CPU_DEFAULT_amdfam10.
12804 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12805 (processor_type): Add PROCESSOR_AMDFAM10.
12807 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12808 processor_type in config/i386/i386.h.
12809 Enable imul peepholes for TARGET_AMDFAM10.
12811 * config.gcc: Add support for --with-cpu option for amdfam10.
12813 * config/i386/i386.c (amdfam10_cost): New variable.
12814 (m_AMDFAM10): New macro.
12815 (m_ATHLON_K8_AMDFAM10): New macro.
12816 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12817 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12818 x86_promote_QImode, x86_integer_DFmode_moves,
12819 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12820 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12821 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12822 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12823 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12824 Enable/disable for amdfam10.
12825 (override_options): Add amdfam10_cost to processor_target_table.
12826 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12827 processor_alias_table.
12828 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12829 (ix86_adjust_cost): Add code for amdfam10.
12831 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12833 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12834 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12835 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12836 * config/i386/i386.h: Add builtin definition for SSE4A.
12837 * config/i386/i386.md: Add support for ABM instructions
12838 (popcnt and lzcnt).
12839 * config/i386/sse.md: Add support for SSE4A instructions
12840 (movntss, movntsd, extrq, insertq).
12841 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12842 Add -march=amdfam10 flag.
12843 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12844 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12846 * doc/extend.texi: Add documentation for SSE4A builtins.
12848 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12850 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12852 2007-02-05 Richard Guenther <rguenther@suse.de>
12854 * tree-vectorizer.h (vectorizable_function): Add argument type
12855 argument, change return type.
12856 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12857 * tree-vect-transform.c (vectorizable_function): Handle extra
12858 argument, return vectorized function decl.
12859 (build_vectorized_function_call): Remove.
12860 (vectorizable_call): Handle calls with result and argument types
12861 differing. Handle loop vectorization factor correctly.
12862 * targhooks.c (default_builtin_vectorized_function): Adjust for
12864 * targhooks.h (default_builtin_vectorized_function): Likewise.
12865 * target.h (builtin_vectorized_function): Add argument type
12867 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12868 extra argument, allow vectorizing of lrintf.
12869 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12870 documentation of target hook.
12872 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12875 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12876 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12877 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12879 2007-02-05 Roger Sayle <roger@eyesopen.com>
12881 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12882 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12883 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12884 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12885 before canonicalizing sincos to cexpi.
12886 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12888 2007-02-05 Roger Sayle <roger@eyesopen.com>
12890 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12891 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12892 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12894 2007-02-05 Roger Sayle <roger@eyesopen.com>
12896 * mips-tfile.c (initialize_init_file): Correct endianness test.
12898 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12900 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12901 the 'y' constraint.
12903 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12905 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12906 saves in a PARALLEL before the register assignments.
12908 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12910 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12911 DWARF_FRAME_RETURN_COLUMN to be a general register.
12912 * dwarf2out.c (init_return_column_size): New function, split from...
12913 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12914 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12915 to be nongeneral registers.
12916 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12918 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12919 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12921 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12923 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12925 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12927 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12928 (remove_path): Use can_remove_branch_p and remove_branch instead
12929 of loop_delete_branch_edge.
12930 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12931 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12932 Update profile using scale_dominated_blocks_in_loop.
12933 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12934 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12935 (can_remove_branch_p, remove_branch): Declare.
12936 * tree-cfg.c (tree_can_remove_branch_p): New function.
12937 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12938 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12939 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12941 2007-02-05 Jan Hubicka <jh@suse.cz>
12943 PR middle-end/30696
12944 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12945 nodes in cgraph, don't remove offline copy of the function.
12947 2007-02-04 Jan Hubicka <jh@suse.cz>
12949 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12950 vectors might cause maybe_lookup_element_for_expr to be called
12951 on non-sra-candidate.
12953 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12955 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12956 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12957 spelling conventions.
12959 2007-02-04 Richard Guenther <rguenther@suse.de>
12961 PR middle-end/30636
12962 * fold-const.c (try_move_mult_to_index): Make sure to not
12963 overflow one dimension of a multi-dimensional array access.
12965 2007-02-04 Jan Hubicka <jh@suse.cz>
12967 * passes.c (init_optimization_passes): Reindent.
12969 2007-02-04 Jan Hubicka <jh@suse.cz>
12970 Eric Botcazou <ebotcazou@adacore.com>
12972 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
12973 (execute_fixup_cfg): Break out the abnormal goto code.
12974 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
12975 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
12976 (optimize_inline_calls): Call make_nonlocal_label_edges.
12978 2007-02-04 Jan Hubicka <jh@suse.cz>
12980 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12981 true when something was changed.
12982 (rename_ssa_copies): When something was changed, do
12983 TODO_remove_unused_locals.
12984 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12985 add TODO_remove_unused_locals when instruction was removed.
12987 2007-02-04 Jan Hubicka <jh@suse.cz>
12989 * ipa-inline.c (try_inline): Improve debug output; work on already
12991 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
12992 call try_inline for already inlined edges too when flattening;
12993 inline also functions that make callee growth but overall unit size
12996 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12998 * config/m32c/bitops.md, config/m32c/jump.md,
12999 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13000 config/m32r/m32r.h, config/m32r/m32r.md,
13001 config/m32r/predicates.md, config/m68hc11/larith.asm,
13002 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13003 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13004 config/mips/mips-protos.h, config/mips/mips.c,
13005 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13006 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13007 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13008 spelling conventions.
13010 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13011 Follow spelling conventions.
13013 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13015 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13016 warn about C++0x compatibility.
13018 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13020 * config/h8300/h8300.c, config/h8300/h8300.h,
13021 config/h8300/h8300.md: Follow spelling conventions.
13023 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13025 PR middle-end/30667
13026 * combine.c (try_combine): Do not substitute source operand
13027 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13029 2007-02-03 Jan Hubicka <jh@suse.cz>
13031 PR gcov-profile/30650
13032 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13033 do not divide by zero for never executed counters.
13034 (tree_find_values_to_profile): Fix counters.
13035 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13037 2007-02-03 Ian Lance Taylor <iant@google.com>
13039 * lower-subreg.c (simple_move_operand): New static function,
13040 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13042 (simple_move): Call simple_move_operand.
13043 (find_decomposable_subregs): Add special handling of MEMs.
13044 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13045 meaning of return value. If we see a hard register, test whether
13046 it can store a word_mode value. Change all callers.
13048 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13050 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13051 ftrapv insns and expanders.
13052 (subdi3): Change define_expand operand 1 to arith11_operand, and
13053 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13054 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13055 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13058 PR middle-end/30174
13059 * varasm.c (notice_global_symbol): Treat global objects as weak when
13060 flag_shlib is true.
13062 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13064 * emit-rtl.c (dconstpi): Delete.
13065 (dconstsqrt2): New.
13066 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13067 * real.h (dconstpi): Delete.
13068 (dconstsqrt2): New.
13069 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13070 (fold_builtin_hypot): Likewise.
13072 2007-02-03 Tom Tromey <tromey@redhat.com>
13075 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13076 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13078 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13080 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13081 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13082 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13083 config/rs6000/cell.md, config/rs6000/darwin.h,
13084 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13085 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13086 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13087 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13088 typos. Follow spelling conventions.
13089 * doc/invoke.texi: Follow spelling conventions.
13091 2007-02-03 Roger Sayle <roger@eyesopen.com>
13093 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13094 canonicalization transformations that attempt to simplify integer
13095 constant comparisons to become comparisons against zero.
13097 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13099 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13101 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13102 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13104 2007-02-02 Mike Stump <mrs@apple.com>
13106 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13107 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13108 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13109 generate a branch island.
13111 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13113 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13114 (xtensa_legitimate_address_p): New.
13115 (xtensa_legitimize_address): New.
13116 (xtensa_output_addr_const_extra): New.
13117 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13119 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13120 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13121 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13122 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13123 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13124 (xtensa_legitimize_address): New.
13125 (xtensa_output_addr_const_extra): New.
13127 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13129 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13131 2007-02-02 Ian Lance Taylor <iant@google.com>
13133 * expmed.c (expand_divmod): Add comment.
13135 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13137 * emit-rtl.c (renumber_insns): Remove.
13138 * flags.h: Remove the extern for flag_renumber_insns.
13139 * rtl.h: Remove the prototype for renumber_insns.
13140 * toplev.c (flag_renumber_insns): Remove.
13142 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13144 Revert for x86 darwin:
13145 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13147 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13148 code before the following patch under TARGET_MACHO.
13149 (ix86_function_value_regno_p): Likewise.
13151 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13153 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13156 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13159 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13160 general or fp registers. Add comments.
13161 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13163 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13165 * pointer-set.c (insert_aux): Only return insertion slot.
13166 (pointer_set_insert): Adjust.
13167 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13168 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13169 pointer_map_traverse): New.
13170 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13171 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13172 pointer_map_contains, pointer_map_traverse): Declare.
13174 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13176 PR middle-end/30473
13177 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13178 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13180 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13182 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13184 (struct _dep): New type.
13185 (dep_t): New typedef.
13186 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13187 (DEP_STATUS): New access macro. The macro with the same name was
13188 renamed to DEP_LINK_STATUS.
13189 (dep_init): Declare function
13191 (struct _dep_link): New type.
13192 (dep_link_t): New typedef.
13193 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13194 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13195 (DEP_LINK_STATUS): New macro.
13196 (debug_dep_links): New debug function.
13198 (struct _deps_list): New type.
13199 (deps_list_t): New typedef.
13200 (DEPS_LIST_FIRST): New access macro.
13201 (FOR_EACH_DEP_LINK): New cycle macro.
13202 (create_deps_list, free_deps_list, delete_deps_list): Declare
13204 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13205 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13206 (copy_deps_list_change_con): Ditto.
13208 (move_dep_link): Declare function.
13210 (struct _dep_node): New type.
13211 (dep_node_t): New typedef.
13212 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13214 (struct haifa_insn_data.back_deps): New field to hold backward
13215 dependencies of the insn.
13216 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13218 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13219 Change its type to deps_list_t.
13220 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13221 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13222 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13224 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13226 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13228 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13230 (dep_cost): Declare.
13232 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13233 (ds_to_dk, dk_to_ds): New functions.
13235 (init_dep_1): New static function.
13236 (init_dep): New function.
13237 (copy_dep): New static function.
13239 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13241 (detach_dep_link): New static function.
13242 (move_dep_link): New function.
13244 (dep_links_consistent_p, dump_dep_links): New static functions.
13245 (debug_dep_links): New debugging function.
13247 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13249 (alloc_deps_list, init_deps_list): New static functions.
13250 (create_deps_list): New function.
13251 (clear_deps_list): New static function.
13252 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13253 (deps_list_consistent_p, dump_deps_list): New static functions.
13254 (debug_deps_list): New function.
13255 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13257 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13259 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13260 use new scheduler dependencies lists.
13261 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13262 (sched_analyze): Ditto. Initialize dependencies lists.
13263 (add_forw_dep, compute_forward_dependences): Update to use new
13264 scheduler dependencies lists.
13266 (init_dependency_caches): Init deps_obstack.
13267 (free_dependency_caches): Free deps_obstack.
13269 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13270 new scheduler dependencies lists.
13271 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13272 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13274 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13275 Update to use new scheduler dependencies lists.
13276 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13277 (debug_dependencies): Ditto.
13278 (schedule_region): Update comments.
13280 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13281 scheduler dependencies lists.
13282 (schedule_ebb): Update comments.
13284 * rtl.def (DEPS_LIST): Remove.
13286 * lists.c (unused_deps_list): Remove.
13287 (free_list): Update assertions.
13289 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13290 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13292 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13293 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13295 * haifa-sched.c (comments): Update.
13296 (insn_cost1): Remove. Inline the code into insn_cost ().
13297 (insn_cost): Update to use new scheduler dependencies lists. Move
13298 processing of the dependency cost to dep_cost ().
13299 (dep_cost): New function. Use it instead of insn_cost () when
13300 evaluating cost of the dependency. Use compatible interface to
13301 interact with the target.
13302 (priority): Update to use new scheduler dependencies lists.
13303 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13304 with greater number of insns that depend on the insn.
13305 (schedule_insn): Update to use new scheduler dependencies lists. Add
13306 code to free backward dependencies lists. Inline and optimize code
13307 from resolve_dep () - see PR28071.
13308 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13309 lists. Update call to targetm.sched.is_costly_dependence hook.
13311 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13312 scheduler dependencies lists.
13314 (resolve_dep): Remove. Move the logic to schedule_insn ().
13315 (init_h_i_d): Initialize dependencies lists.
13317 (process_insn_depend_be_in_spec): Rename to
13318 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13319 dependencies lists.
13320 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13321 Update to use new scheduler dependencies lists.
13322 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13324 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13325 new scheduler dependencies lists.
13326 (build_intra_loop_deps): Ditto.
13328 * target.h (struct _dep): Declare to use in
13329 gcc_target.sched.is_costly_dependence.
13330 (struct gcc_target.sched.adjust_cost): Fix typo.
13331 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13332 single dep_t parameter instead of an equivalent triad.
13333 (struct gcc_target.sched.adjust_cost_2): Remove.
13335 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13337 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13339 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13341 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13343 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13344 (REG_DEP_TRUE): Document.
13346 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13347 Change signature to correspond to the targetm.sched.adjust_cost hook.
13348 Update use in TARGET_SCHED_ADJUST_COST_2.
13349 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13350 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13351 new scheduler dependencies lists.
13352 (ia64_gen_check): Ditto.
13354 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13355 dependencies lists.
13357 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13358 signature to correspond to the targetm.sched.is_costly_dependence hook.
13359 (is_costly_group): Update to use new scheduler dependencies lists.
13361 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13362 instead of INSN_COST () macro.
13364 2007-02-01 Ian Lance Taylor <iant@google.com>
13366 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13368 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13370 * pa.md (tp_load): Correct mfctl instruction syntax.
13372 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13374 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13375 altivec_padding_size calculation on AIX. Improve comment, add
13376 assert to verify that it's right.
13378 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13381 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13383 PR inline-asm/28686
13384 * global.c (global_alloc): Add mising initialization of
13387 2007-02-01 Roger Sayle <roger@eyesopen.com>
13389 * alias.c (init_alias_analysis): Correct whitespace.
13390 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13391 partition_hot_cold_basic_blocks): Likewise.
13392 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13393 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13394 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13395 fold_builtin_snprintf_chk, fold_builtin_printf,
13396 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13397 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13398 * cfgcleanup.c (cleanup_cfg): Likewise.
13399 * cfgexpand.c (tree_expand_cfg): Likewise.
13400 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13401 * function.c (get_next_funcdef_no): Likewise.
13402 * gengtype.c (main): Likewise.
13403 * genmodes.c (main): Likewise.
13404 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13405 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13406 * ifcvt.c (noce_emit_move_insn): Likewise.
13407 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13409 * stor-layout.c (get_best_mode): Likewise.
13410 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13411 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13412 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13413 perform_var_substitution, solve_graph): Likewise.
13414 * tree-vrp.c (vrp_finalize): Likewise.
13416 2007-02-01 Ian Lance Taylor <iant@google.com>
13418 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13419 high part of a paradoxical subreg, return a constant zero.
13421 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13423 * toplev.c (lang_dependent_init): Call init_set_costs.
13424 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13426 2007-02-01 Richard Guenther <rguenther@suse.de>
13428 PR middle-end/30656
13429 * fold-const.c (fold_negate_expr): Allow negating a
13430 constant if overflow does not change.
13432 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13434 * doc/c-tree.texi (Expression trees): Improve markup.
13435 * doc/tm.texi (Register Classes, Addressing Modes)
13436 (Floating Point): Fix spacing after abbreviations. Fix some
13439 2007-02-01 Ben Elliston <bje@au.ibm.com>
13441 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13442 * doc/contrib.texi: Likewise.
13443 * doc/install.texi: Likewise.
13445 2007-01-31 Richard Henderson <rth@redhat.com>
13446 Ian Lance Taylor <iant@google.com>
13448 * lower-subreg.c: New file.
13449 * rtl.def (CONCATN): Define.
13450 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13451 pass_lower_subreg2.
13452 * emit-rtl.c (update_reg_offset): New static function, broken out
13453 of gen_rtx_REG_offset.
13454 (gen_rtx_REG_offset): Call update_reg_offset.
13455 (gen_reg_rtx_offset): New function.
13456 * regclass.c: Revert patch of 2006-03-05, restoring
13458 (clear_reg_info_regno): New function.
13459 * dwarf2out.c (concatn_loc_descriptor): New static function.
13460 (loc_descriptor): Handle CONCATN.
13461 * common.opt (fsplit_wide_types): New option.
13462 * opts.c (decode_options): Set flag_split_wide_types when
13464 * timevar.def (TV_LOWER_SUBREG): Define.
13465 * rtl.h (gen_reg_rtx_offset): Declare.
13466 (reg_scan_update): Declare.
13467 * regs.h (clear_reg_info_regno): Declare.
13468 * tree-pass.h (pass_lower_subreg): Declare.
13469 (pass_lower_subreg2): Declare.
13470 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13471 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13472 -fsplit-wide-types.
13473 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13474 * Makefile.in (OBJS-common): Add lower-subreg.o.
13475 (lower-subreg.o): New target.
13477 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13479 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13481 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13484 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13486 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13488 PR middle-end/29335
13489 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13491 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13493 * cfgloop.h: Include vec-prim.h.
13494 (enum li_flags): Remove LI_ONLY_OLD.
13495 (loop_iterator): Changed.
13496 (fel_next, fel_init): Iterate over loop tree.
13497 (FOR_EACH_LOOP_BREAK): New macro.
13498 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13500 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13501 * modulo-sched.c (sms_schedule): Ditto.
13502 * tree-vectorizer.c (vectorize_loops): Ditto.
13503 * doc/loop.texi: Update information on loop numbering and behavior of
13504 FOR_EACH_LOOP wrto new loops.
13505 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13506 add_to_evolution_1): Test nestedness of loops instead of comparing
13508 * tree-chrec.c (chrec_fold_plus_poly_poly,
13509 chrec_fold_multiply_poly_poly, chrec_evaluate,
13510 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13511 reset_evolution_in_loop): Ditto.
13512 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13514 2007-01-31 Dirk Mueller <dmueller@suse.de>
13516 * c-common.c (warn_about_parentheses): Separate warning about
13517 un-parenthized sequence of comparison operators from the one
13518 which is supposed to warn about x <= y <= z.
13520 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13522 * optabs.h (enum optab_index): Add new OTI_isinf.
13523 (isinf_optab): Define corresponding macro.
13524 * optabs.c (init_optabs): Initialize isinf_optab.
13525 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13527 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13528 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13530 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13531 expand_builtin_interclass_mathfn.
13532 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13533 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13534 (fxam<mode>2_i387): New insn pattern.
13535 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13536 built-in functions as x87 inline asm.
13538 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13540 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13542 2007-01-30 Eric Christopher <echristo@apple.com>
13544 * config.gcc: Add geode.
13546 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13548 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13549 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13550 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13551 value-prof.c: Fix comment typos.
13553 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13556 * doc/invoke.texi (Wpointer-arith): Document warning.
13558 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13560 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13561 the list of discrepancies from the draft TR.
13563 2007-01-30 Dirk Mueller <dmueller@suse.de>
13566 * doc/invoke.texi (-Wreturn-type): Update description to
13567 match new behavior.
13569 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13571 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13573 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13575 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13576 to handle optabs that operate on floating point input argument and
13577 output to integer output.
13578 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13579 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13580 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13581 expand_builtin_interclass_mathfn ().
13582 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13583 (ilogbsi2): Remove.
13584 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13585 ilogbl built-in functions as x87 intrinsics.
13587 2007-01-30 Richard Guenther <rguenther@suse.de>
13589 PR middle-end/27657
13590 * dwarf2out.c (reference_to_unused): Query varpool if the
13591 variable was output.
13593 2007-01-30 Richard Guenther <rguenther@suse.de>
13595 PR middle-end/30313
13596 * passes.c (execute_one_pass): Reset in_gimple_form to not
13597 confuse non-unit-at-a-time mode.
13599 2007-01-29 Roger Sayle <roger@eyesopen.com>
13600 Richard Guenther <rguenther@suse.de>
13602 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13603 avoid undefined behaviour on overflow. Use force_fit_type_double
13604 to construct the constant with the specified TREE_OVERFLOW.
13606 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13608 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13609 * config/dfp-bit.h: Ditto.
13611 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13613 * c-decl.c (pop_scope): Replace warnings with call to
13614 warn_for_unused_label.
13615 * c-common.h (warn_for_unused_label): Declare.
13616 * c-common.c (warn_for_unused_label): Define.
13618 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13620 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13623 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13625 * Makefile.in (USER_H): Remove decfloat.h.
13626 * ginclude/decfloat.h: Delete, moving contents to ...
13627 * ginclude/float.h: Add support for decimal floating point,
13628 guarded by __STDC_WANT_DEC_FP__.
13630 2007-01-29 Mike Stump <mrs@apple.com>
13632 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13633 Analysis and Representation to resolve case insensitive conflict.
13634 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13636 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13638 * tree.h (struct tree_memory_tag): Add aliases member.
13639 (MTAG_ALIASES): New macro.
13640 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13641 (add_may_alias): Remove pointer-set. Update for may_aliases being
13643 (mark_aliases_call_clobbered): Update for may_aliases being a
13645 (compute_tag_properties): Ditto.
13646 (create_partition_for): Ditto.
13647 (compute_memory_partitions): Ditto.
13648 (dump_may_aliases_for): Ditto.
13649 (is_aliased_with): Ditto.
13650 (add_may_alias_for_new_tag): Ditto.
13651 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13652 (compute_is_aliased): New function.
13653 (compute_may_aliases): Call compute_is_aliased).
13654 (init_alias_info): Initialize alias_bitmap_obstack.
13655 (union_alias_set_into): New function.
13656 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13657 (have_common_aliases_p): Rewrite to take two bitmaps and use
13659 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13660 Update for bitmaps.
13661 (finalize_ref_all_pointers): Update for add_may_alias changes.
13662 (new_type_alias): Ditto.
13663 * tree-flow-inline.h (may_aliases): Return a bitmap.
13664 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13665 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13666 may_aliases being a bitmap.
13667 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13668 may_aliases now returns a bitmap.
13669 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13671 * tree-ssa-operands.c (add_virtual_operand): Update for
13672 may_aliases being a bitmap.
13674 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13676 PR tree-optimization/30630
13677 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13678 variable as changed.
13680 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13683 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13684 expanded only once even if an error occurs.
13686 2007-01-29 Ben Elliston <bje@au.ibm.com>
13688 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13689 (__gcov_average_profiler): Likewise.
13690 (__gcov_ior_profiler): Likewise.
13691 (__gcov_merge_ior): Likewise.
13693 2007-01-28 Jan Hubicka <jh@suse.cz>
13695 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13696 * value-prof.c (stringop_block_profile): Likewise.
13698 2007-01-28 Jan Hubicka <jh@suse.cz>
13700 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13701 variant handling histograms; add wrapper.
13702 (clear_storage_via_libcall): Export.
13703 (emit_block_move_hints): Break out from ...; add histograms.
13704 (emit_block_move): ... this one.
13705 (clear_storage_hints): Break out from ...; add histograms.
13706 (clear_storage): ... this one.
13707 (set_storage_via_memset): Handle histogram.
13708 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13709 (clear_storage_hints, clear_storage_via_libcall): Declare.
13710 (set_storage_via_setmem): Update prototype.
13711 * doc/md.texi (movmem, setmem): Document new arguments.
13713 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13715 (stringop_block_profile): New global function.
13716 (tree_stringops_values_to_profile): Profile block size and alignment.
13717 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13719 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13720 (stringop_block_profile): Declare.
13721 * builtins.c: Include value-prof.h.
13722 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13723 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13724 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13725 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13726 * profile.c (instrument_values): Add new counters.
13727 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13729 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13730 (tree_init_edge_profiler): Build new profilers.
13731 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13732 (pass_tree_profile): Add dump.
13733 (tree_profile_hooks): Update.
13734 * Makefile.in (LIBGCOV): Add new constants.
13735 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13736 __gcov_ior_profiler): New.
13737 * i386.md (movmem/setmem expanders): Add new optional arguments.
13739 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13741 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13743 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13745 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13746 (tree_unswitch_single_loop): Pass eni_size_weights to
13747 tree_num_loop_insns.
13748 * tree-ssa-loop-manip.c: Include tree-inline.h.
13749 (can_unroll_loop_p): Pass eni_size_weights to
13750 tree_num_loop_insns.
13751 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13752 Pass eni_size_weights to estimate_num_insns.
13753 * tree.h (init_inline_once): Export.
13754 * toplev.c (backend_init): Call init_inline_once.
13755 * cgraphunit.c (cgraph_process_new_functions,
13756 cgraph_analyze_function): Pass eni_inlining_weights to
13757 estimate_num_insns.
13758 * ipa-inline.c (compute_inline_parameters): Ditto.
13759 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13760 to estimate_num_insns.
13761 (try_unroll_loop_completely): Pass eni_size_weights to
13762 tree_num_loop_insns.
13763 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13764 ot estimate_num_insns.
13765 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13766 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13767 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13768 eni_time_weights): New variables.
13769 (init_inline_once): Initialize them.
13770 (struct eni_data): Mew.
13771 (estimate_num_insns_1, estimate_num_insns): Use weights.
13772 * tree-inline.h (struct eni_weights_d): New.
13773 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13774 (estimate_num_insns): Declaration changed.
13775 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13776 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13777 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13779 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13781 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13782 relations in the conflict function is valid.
13784 2007-01-27 Ian Lance Taylor <iant@google.com>
13786 * common.opt: Add fstrict-overflow.
13787 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13788 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13789 (TYPE_OVERFLOW_UNDEFINED): Define.
13790 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13792 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13793 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13794 (fold_negate_expr): Likewise.
13795 (make_range): Likewise.
13796 (extract_muldiv_1): Likewise.
13797 (maybe_canonicalize_comparison): Likewise.
13798 (fold_comparison): Likewise.
13799 (fold_binary): Likewise.
13800 (tree_expr_nonnegative_p): Likewise.
13801 (tree_expr_nonzero_p): Likewise.
13802 * tree-vrp.c (compare_values): Likewise.
13803 (extract_range_from_binary_expr): Likewise.
13804 (extract_range_from_unary_expr): Likewise.
13805 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13807 (nowrap_type_p): Likewise.
13808 * tree-scalar-evolution.c (simple_iv): Likewise.
13809 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13810 (build_range_check): Likewise.
13811 (extract_muldiv_1): Likewise.
13812 (fold_comparison): Likewise.
13813 * tree-vrp.c (vrp_int_const_binop): Likewise.
13814 (extract_range_from_unary_expr): Likewise.
13815 * convert.c (convert_to_integer): Likewise.
13816 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13817 (fold_comparison): Likewise.
13818 (fold_binary): Likewise.
13819 * optabs.c (optab_for_tree_code): Likewise.
13820 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13821 * simplify-rtx.c (simplify_const_relational_operation): Check
13822 flag_strict_overflow and flag_trapv.
13823 (simplify_const_relational_operation): Likewise.
13824 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13825 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13828 2007-01-27 Roger Sayle <roger@eyesopen.com>
13830 * tree.c (tree_fold_gcd): Delete.
13831 * tree.h (tree_fold_gcd): Remove prototype.
13832 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13833 test whether one constant integer is a multiple of another. Instead
13834 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13835 * fold-const.c (multiple_of_p): We've determined both TOP and
13836 BOTTOM are integer constants so we can call int_const_binop directly
13837 instead of the more generic const_binop.
13839 2007-01-27 Roger Sayle <roger@eyesopen.com>
13841 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13842 1*X check that the constant hasn't overflowed, to preserve the
13844 (round_up): Provide an efficient implementation when rouding-up an
13845 INTEGER_CST to a power-of-two.
13847 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13849 * doc/sourcebuild.texi: Add comma for clarity.
13850 * doc/extend.texi: Fix some typos.
13851 * doc/passes.texi: Likewise.
13852 * doc/cppinternals.texi: Likewise.
13853 * doc/c-tree.texi: Likewise.
13854 * doc/tree-ssa.texi: Likewise.
13855 * doc/install.texi: Likewise.
13857 2007-01-27 Jan Hubicka <jh@suse.cz>
13859 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13860 (pass_sra): Do not require alias information.
13861 * passes.c (init_optimization_passes): Add SRA
13863 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13865 * tracer.c (rest_of_handle_tracer): We already cleaned
13866 up the CFG in tracer() so don't do it here again.
13867 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13868 cleanup_cfg here, either. And don't call renumber_insns.
13870 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13871 and BB_HEAD are in the insn stream here. Instead make sure
13872 that BB_INSN is valid on all insns. Also, do check here that
13873 there are no pending branch predictions...
13874 (rtl_verify_flow_info): ...instead of doing it here. Checks
13875 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13878 2007-01-26 Roger Sayle <roger@eyesopen.com>
13880 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13881 function to simplify/factorize operand order canonicalization.
13882 (ix86_fixup_binary_operands): Reorganize using the above function.
13883 (ix86_binary_operator_ok): Likewise.
13885 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13887 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13888 file scope from optimize_attrs.
13889 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13891 (optimize_attrs): Clear insn_code_values after freeing it.
13893 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13895 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13896 a parts.base assignment.
13898 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13900 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13901 (compute_subscript_distance, initialize_data_dependence_relation,
13902 finalize_ddr_dependent, analyze_ziv_subscript,
13903 analyze_siv_subscript_cst_affine,
13904 compute_overlap_steps_for_affine_univar,
13905 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13906 analyze_siv_subscript, analyze_miv_subscript,
13907 analyze_overlapping_iterations, subscript_dependence_tester_1,
13908 compute_self_dependence, free_dependence_relation): Work
13909 with affine_fn instead of chrecs.
13910 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13911 common_affine_function, affine_function_base,
13912 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13913 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13914 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13915 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13916 (all_chrecs_equal_p): Removed.
13917 * tree-data-ref.h (affine_fn, conflict_function): New types.
13918 (struct subscript): Change type of conflicting_iterations_in_a
13919 and conflicting_iterations_in_b.
13921 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13924 * config/pa/pa.h (TARGET_HPUX_11): New.
13925 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13926 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13928 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13929 Richard Guenther <rguenther@suse.de>
13931 * tree-ssa-structalias.c (solve_graph): Handle case
13932 we merged the variable to another.
13934 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13936 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13939 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13940 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13942 2007-01-25 DJ Delorie <dj@redhat.com>
13944 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13945 allow changes to modes which don't fit in those registers.
13947 * reload1.c (choose_reload_regs): Check for invalid subregs before
13948 computing their locations, not after.
13950 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13953 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13954 save Altivec registers in an eh_return function.
13955 (compute_vrsave_mask): Likewise.
13956 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13957 for saving Altivec registers.
13958 (rs6000_emit_prologue): Don't allocate stack twice in
13959 eh_return function. Correct expected value of altivec_save_offset
13960 when using save_world. Describe save of R0 to stack when using
13961 save_world. Describe stack pointer adjustment when using
13962 save_world. Remove duplicated eh_return parameter register saving.
13963 Update sp_offset variable after save_world.
13964 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
13966 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
13967 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
13970 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13972 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
13974 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13977 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13978 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13980 2007-01-25 Richard Guenther <rguenther@suse.de>
13982 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13983 * common.opt (-Wcoverage-mismatch): New warning option.
13984 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13985 if -Wcoverage-mismatch is given.
13987 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
13989 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
13990 (ipcp_driver): Change to static definition.
13991 Add dumping of the ifunctions.
13992 (constant_val_insert): Remove unused parameter. Support for SSA.
13993 (ipcp_propagate_const): Support for SSA.
13994 (ipcp_profile_bb_print): Print only analyzed nodes.
13995 (ipcp_replace_map_create): Remove support for Fortran constant
13997 * ipa-prop.c (ipa_method_modify_stmt,
13998 ipa_callsite_compute_param): Support for SSA.
13999 * ipa-prop.h (ipcp_driver): Remove declaration.
14000 (IS_VALID_TREE_MAP_INDEX): Add define.
14002 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14004 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14006 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14008 PR middle-end/30447
14009 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14010 constant argument to cabs and do it without checking for
14011 -funsafe-math-optimizations.
14013 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14015 * c-common.h (RID_FIRST_CXX0X): New.
14016 (RID_LAST_CXX0X): New.
14017 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14019 * c.opt (Wc++0x-compat): New.
14020 * doc/invoke.texi (-Wc++0x-compat): Document.
14022 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14024 * builtins.c (fold_builtin_carg): New.
14025 (fold_builtin_1): Use it.
14027 2007-01-24 Jan Hubicka <jh@suse.cz>
14029 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14031 * ipa-inline.c (initial_insns, max_insns): Delete.
14032 (compute_max_insns): New function.
14033 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14034 of insns as base for code growth.
14035 (cgraph_decide_inlining): Make initial_insns local; do not compute
14037 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14038 * doc/invoke.texi (inline-unit-growth): Update docs.
14040 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14042 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14043 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14044 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14045 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14046 for CPUs that have PTA_CX16 set.
14048 PR middle-end/27416
14049 * gimplify.c (omp_check_private): New function.
14050 (gimplify_scan_omp_clauses): Use it for
14051 firstprivate/lastprivate/reduction.
14053 PR middle-end/30494
14054 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14055 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14057 PR middle-end/30421
14058 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14059 If lower_lastprivate_clauses emits some statements, append them
14060 to dlist rather than body_p and to body_p append an initializer.
14061 (lower_omp_for): Adjust caller.
14063 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14065 * target.h (globalize_decl_name): New.
14066 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14067 * output.h (default_globalize_decl_name): New.
14068 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14070 (globalize_decl): Ditto.
14071 (default_globalize_decl_name): New.
14072 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14073 (ia64_handle_version_id_attribute): New.
14074 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14075 (ia64_asm_output_external): Use globalize_decl_name instead
14076 of globalize_label.
14077 * doc/extend.texi (version_id): New pragma.
14078 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14080 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14082 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14083 _uleb128_t and _Unwind_SWord with _sleb128_t.
14084 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14085 uw_frame_state_for, uw_update_context_1): Likewise.
14086 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14087 * unwind-pe.h (read_uleb128, read_sleb128,
14088 read_encoded_value_with_base): Likewise.
14089 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14091 2007-01-24 Richard Guenther <rguenther@suse.de>
14093 * builtins.c (expand_builtin_cexpi): Get the fndecl
14094 for cexp in the correct way.
14096 2007-01-24 Jan Hubicka <jh@suse.cz>
14098 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14100 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14102 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14103 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14104 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14105 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14106 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14107 __SIZEOF_PTRDIFF_T__.
14108 * doc/cpp.texi: Documentation for the new builtin macros added.
14110 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14112 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14113 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14114 instead of operands[2] to avoid access past the end of array.
14116 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14118 * reload1.c (emit_reload_insns): Pass the reload register
14119 for a non-spill output reload through forget_old_reloads_1.
14121 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14123 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14124 _SOFT_DOUBLE if doubles use software floating-point.
14125 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14126 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14127 * config/rs6000/darwin-ldouble.c: Also compile functions for
14128 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14129 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14130 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14131 commented-out long double override.
14132 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14133 * config/rs6000/eabispe.h: Likewise.
14134 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14135 long double for non-SPE.
14136 (rs6000_handle_option): Likewise.
14137 (invalid_e500_subreg): Disallow more subregs involding DImode,
14138 DFmode, TImode or TFmode.
14139 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14141 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14143 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14144 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14146 (rs6000_legitimate_address): Also check for TFmode for E500
14148 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14149 (spe_build_register_parallel): Handle TFmode and TCmode.
14150 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14152 (function_arg): Handle TFmode and TCmode for E500 double.
14153 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14155 (print_operand): Handle TFmode and TImode for %y.
14156 (rs6000_generate_compare): Handle TFmode comparisons for E500
14158 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14159 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14160 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14161 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14162 TFmode for E500 double.
14163 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14164 (floatsidf2): Enable for E500 double.
14165 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14166 (extenddftf2): Change to extenddftf2_fprs.
14167 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14168 depending on TARGET_E500_DOUBLE.
14169 (extendsftf2): Enable for E500 double.
14170 (trunctfdf2): Enable for E500 double.
14171 (trunctfsf2): Change to trunctfsf2_fprs.
14172 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14173 depending on TARGET_E500_DOUBLE.
14174 (floatsitf2): Enable for E500 double.
14175 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14176 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14177 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14178 (negtf2): Change to negtf2_internal.
14179 (negtf2): New expander.
14180 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14181 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14182 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14183 (movdi_internal32): Use rs6000_nonimmediate_operand.
14184 (unnamed splitter): Likewise.
14185 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14186 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14187 (SPE64TF, DITI): New mode macros.
14188 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14191 (frob_<mode>_di_2): New.
14192 (frob_tf_di_8_2): New.
14193 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14195 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14197 (frob_ti_<mode>_8_2): New.
14198 (frob_ti_tf_2): New.
14199 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14200 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14202 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14203 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14204 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14205 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14206 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14207 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14210 2007-01-23 Ian Lance Taylor <iant@google.com>
14212 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14214 (OBJS-archive): Reformat, alphabetize.
14215 (OBJS): Change out_object_file to OBJS-md.
14217 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14219 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14220 JUMP_P and CALL_P predicates where applicable.
14221 * config/i386/i386.c: Ditto.
14222 * config/i386/i386.md: Ditto.
14223 * config/i386/mmx.md: Ditto.
14224 * config/i386/predicates.md: Ditto.
14226 2007-01-22 Andreas Schwab <schwab@suse.de>
14228 * config/m68k/m68k.h: Fix comment.
14230 2007-01-22 Jan Hubicka <jh@suse.cz>
14232 * passes.c (init_optimization_passes): Do not rerun
14233 pass_early_warn_uninitialized.
14235 2007-01-22 Richard Guenther <rguenther@suse.de>
14237 PR tree-optimization/30038
14238 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14240 (execute_cse_sincos_1): Likewise.
14241 (execute_cse_sincos): Likewise.
14242 (gate_cse_sincos): Likewise.
14243 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14244 the cexpi() canonicalization of sincos().
14245 * tree-pass.h (pass_cse_sincos): Declare.
14246 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14248 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14250 PR rtl-optimization/29329
14251 * combine.c (replaced_rhs_insn): Rename to i2mod.
14252 (replaced_rhs_value): Rename to i2mod_new_rhs.
14253 (i2mod_old_rhs): New global variable.
14254 (combine_instructions): Adjust for above change. Save a copy of
14255 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14256 note are substituted in the second instruction.
14257 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14258 ditch the note if it pertains to the second eliminated register
14259 and this register is mentioned in i2mod_old_rhs.
14262 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14264 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14265 the insn to which the note was originally attached.
14267 2007-01-21 Jan Hubicka <jh@suse.cz>
14269 * ipa-inline.c (inlining_mode): Comment, move up.
14270 (cgraph_decide_inlining_incrementally): Do not perform inlining
14271 itself; fix handling of flattening of self recursive functions.
14272 (cgraph_find_cycles): Remove.
14273 (cgraph_flatten_node): Remove.
14274 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14275 (try_inline): New function.
14276 (cgraph_early_inlining): Update call of
14277 cgraph_decide_inlining_incrementally. Apply inlining here.
14278 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14280 2007-01-21 Dirk Mueller <dmueller@suse.de>
14283 * tree-vrp.c (check_array_bounds): do not warn
14284 about ADDR_EXPR's of ARRAY_REF's which are immediately
14285 used in binary expressions.
14287 2007-01-21 Ira Rosen <irar@il.ibm.com>
14289 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14290 read_write_dep and macros for its access.
14291 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14292 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14293 argument, call vect_check_interleaving for every independent pair of
14294 data-refs. Mark loads that access the same memory location as a store
14296 (vect_check_dependences): Remove.
14297 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14298 call, fix the call to vect_analyze_data_ref_dependence.
14299 (vect_analyze_data_ref_access): For statements that access the same
14300 data-ref, check that they are not stores; for loads, check that there
14301 is no store that access the same location.
14303 2007-01-20 Roger Sayle <roger@eyesopen.com>
14304 Joseph Myers <joseph@codesourcery.com>
14306 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14307 (-fdump-rtl-stack): Likewise.
14308 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14309 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14310 (-mpt-fixed): Use @minus{} for minus sign.
14311 (Using Precompiled Headers): Fix under/overfull hbox.
14313 2007-01-20 Jan Hubicka <jh@suse.cz>
14315 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14316 place within annotation.
14318 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14320 * pa.c (output_move_double): Change array size of xoperands to 4.
14322 2007-01-20 Jan Hubicka <jh@suse.cz>
14324 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14327 2007-01-19 Ian Lance Taylor <iant@google.com>
14329 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14330 constant to unsigned HOST_WIDE_INT before negating.
14332 2007-01-19 Ian Lance Taylor <iant@google.com>
14334 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14336 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14337 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14338 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14339 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14340 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14341 (realloc_vdef, realloc_vuse): Change second parameter to
14343 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14344 fields to unsigned.
14345 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14346 unsigned. Change x and lim locals to unsigned.
14347 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14349 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14350 (copy_virtual_operands): Change i and n locals to unsigned.
14352 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14354 PR middle-end/29335
14355 * builtins.c (fold_builtin_1): Handle builtin fdim.
14357 2007-01-20 Jan Hubicka <jh@suse.cz>
14359 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14360 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14361 init_alias_heapvars.
14362 (init_alias_heapvars): Initialize only when not already initialized.
14363 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14365 2007-01-19 Roger Sayle <roger@eyesopen.com>
14367 * common.opt (fsigned-zeros): New command line option.
14368 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14369 of flag_unsafe_math_optimizations.
14370 * opts.c (set_fast_math_flags): The -ffast-math command line option
14371 implies -fno-signed-zeros.
14372 (fast_math_flags_set_p): Likewise.
14374 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14375 the documentation of -ffast-math appropriately. Wrap long lines.
14377 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14379 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14380 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14382 2007-01-19 Tomas Bily <tbily@suse.cz>
14384 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14386 (tree_init_ic_make_global_vars): New function
14387 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14388 (tree_gen_ic_profiler): New function
14389 (tree_gen_ic_func_profiler): New function
14390 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14391 (tree_profile_hooks): Added hook for indirec/virtual calls
14392 * value-prof.c (tree_find_values_to_profile): New case for
14394 (tree_values_to_profile): Call for determining indirect/virtual
14396 (tree_indirect_call_to_profile): New function
14397 (tree_ic_transform): New function
14398 (tree_ic): New function
14399 (find_func_by_pid): New function
14400 (init_pid_map): New function
14401 (tree_value_profile_transformations): Added check for
14402 indirect/virtual call transformation
14403 * value-prof.h (enum hist_type): New counter type for
14404 indirect/virtual calls
14405 (profile_hooks): Added new hook for profiling indirect/virtual
14407 * profile.c (instrument_values): New case for indirect/virtual
14409 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14410 (GCOV_COUNTER_V_INDIR): New counter type
14411 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14412 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14414 * cgraph.c: Definition of cgraph_max_pid
14415 (cgraph_create_node): Default init of pid attribute
14416 * cgraph.h: Declaration of cgraph_max_pid
14417 (struct cgraph_node): Added pid attribute
14418 * libgcov.c (__gcov_indirect_call_profiler): New function
14419 (__gcov_one_value_profiler_body): New function
14420 (__gcov_one_value_profiler): Body was moved to
14421 __gcov_one_value_profiler_body and calls it
14423 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14425 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14426 * gengtype.c (write_types_data, write_func_for_structure,
14427 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14428 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14429 (walk_type, write_func_for_structure): Generate the mark_hook if
14432 2007-01-19 Jan Hubicka <jh@suse.cz>
14434 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14435 'early' argument take inlining mode argument specifying whether to
14436 inline for size/speeed or all functions; add support for flattening;
14438 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14440 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14443 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14444 the name of the declared identifier.
14446 2007-01-19 Dirk Mueller <dmueller@suse.de>
14448 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14449 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14450 duplicate evaluation.
14452 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14454 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14455 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14456 to XFMode, use acosxf2 and truncate result to requested mode.
14457 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14458 (asin<mode>2): Similarly, with asin expanders.
14459 (*fscalexf4_i387): Rename from *fscalexf4.
14460 (expNcorexf3): New expander.
14461 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14462 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14463 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14464 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14465 patterns for SSE math.
14466 (exp10<mode>2): Similarly, with exp10 expanders.
14467 (exp2<mode>2): Similarly, with exp2 expanders.
14468 (expm1<mode>2): Similarly, with expm1 expanders.
14469 (ldexp<mode>3): Similarly, with ldexp expanders.
14470 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14471 Use gen_truncxf<mode>2_i387_noop to truncate result.
14473 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14475 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14476 for ColdFire targets.
14478 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14479 Richard Sandiford <richard@codesourcery.com>
14481 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14482 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14483 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14484 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14485 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14486 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14488 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14490 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14491 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14492 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14493 (*adddi_dilshr32_cf): New pattern.
14494 (adddi3, subdi3): Remove first alternatives.
14496 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14498 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14499 implemented using move.l, do not use its cc result for floating-point
14502 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14504 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14505 from accepting 's' constraints if flag_pic.
14507 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14509 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14510 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14511 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14512 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14514 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14516 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14517 ColdFire alternatives.
14518 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14519 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14520 architectures that support ff1 instruction.
14522 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14523 Julian Brown <julian@codesourcery.com>
14525 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14526 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14527 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14530 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14532 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14534 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14535 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14536 HOST_WIDE_INT instead of an rtx.
14537 (m68k_rtx_costs): Update call accordingly.
14538 (output_move_const_into_data_reg): Likewise. Fix formatting.
14539 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14541 (output_move_simode_const): Update calls after above changes.
14542 Rework to use automatic variables and predicates like MEM_P.
14543 * config/m68k/m68k.md (pushexthisi_const): Update call to
14546 2007-01-19 Dirk Mueller <dmueller@suse.de>
14548 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14549 in dump_flags test.
14551 2007-01-19 Richard Guenther <rguenther@suse.de>
14553 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14554 via cexp in case sincos is not available.
14556 2007-01-19 Richard Guenther <rguenther@suse.de>
14558 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14559 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14560 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14561 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14562 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14563 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14564 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14565 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14567 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14569 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14571 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14572 (atan2xf3): Directly generate RTL pattern.
14573 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14574 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14575 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14576 disable patterns for SSE math.
14577 (atan<mode>2): Rename from atansf2 and atandf2 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.
14582 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14584 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14586 2007-01-18 Roger Sayle <roger@eyesopen.com>
14588 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14589 VIEW_CONVERT_EXPR to the same type as it's operand.
14591 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14593 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14594 configured for long double 128.
14596 2007-01-18 Mike Stump <mrs@apple.com>
14598 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14601 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14603 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14606 2007-01-18 Jan Hubicka <jh@suse.cz>
14608 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14609 greater than NUM_VOP_FREE_BUCKETS.
14611 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14613 * tree-ssa-structalias.c: Update comments.
14614 (ptabitmap_obstack): Removed.
14615 (pta_obstack): New.
14616 (oldpta_obstack): Ditto.
14617 (stats): Add a few members.
14618 (struct variable_info): Remove node, complex, address_taken, and
14619 indirect_target members. Add oldsolution member.
14620 (new_var_info): Do not initialize removed members.
14621 (constraint_expr_type): Remove INCLUDES.
14622 (constraint_graph): Add size, implicit_preds, rep,
14623 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14624 (FIRST_REF_NODE): New macro.
14625 (LAST_REF_NODE): Ditto.
14626 (FIRST_ADDR_NODE): Ditto.
14627 (find): New function.
14629 (dump_constraint): Do not handle INCLUDES.
14630 (insert_into_complex): Do not insert duplicate constraints.
14631 (condense_varmap_nodes): Renamed and rewritten into ...
14632 (merge_node_constraints): This. Also fix bug in handling of
14633 offseted copy constraints.
14634 (clear_edges_for_node): No longer need to deal with preds at all,
14635 or removing associated preds/succs.
14636 (merge_graph_nodes): Deal with indirect_cycles.
14637 Don't deal with predecessors.
14638 (add_implicit_graph_edge): New function.
14639 (add_pred_graph_edge): Ditto.
14640 (add_graph_edge): Don't deal with predecessors.
14641 (build_constraint_graph): Removed.
14642 (build_pred_graph): New function.
14643 (build_succ_graph): Ditto.
14644 (struct scc_info): Removed in_component. Added roots, dfs, and
14645 node_mapping. Remove visited_index, unification_queue.
14646 (scc_visit): Deal with union-find we do now.
14647 Deal with cycles with REF nodes.
14648 (collapse_nodes): Renamed and rewritten to ...
14649 (unify_nodes): This.
14650 (process_unification_queue): Removed.
14651 (topo_visit): Cleanup
14652 (do_da_constraint): Use find.
14653 (do_sd_constraint): Ditto.
14654 (do_ds_constraint): Ditto.
14655 (do_complex_constraint): Ditto.
14656 (init_scc_info): Update for removed and added members.
14657 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14658 (find_indirect_cycles): This.
14659 (equivalence_class): New variable.
14660 (label_visit): New function.
14661 (perform_variable_substitution): Rewritten.
14662 (free_var_substitution_info): New function.
14663 (find_equivalent_node): Ditto.
14664 (move_complex_constraints): Ditto.
14665 (eliminate_indirect_cycles): Ditto.
14666 (solve_graph): Only propagate changed bits.
14667 Use indirect cycle elimination.
14669 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14670 (tree_id_eq): Renamed to ...
14671 (tree_vi_eq): This. Update for member change
14672 (insert_id_for_tree): Renamed and rewritten to ...
14673 (insert_vi_for_tree): This.
14674 (lookup_id_for_tree): Renamed and rewritten to ...
14675 (lookup_vi_for_tree): This.
14676 (get_id_for_tree): Renamed and rewritten to ...
14677 (get_vi_for_tree): Ditto.
14678 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14679 (process_constraint): Don't handle INCLUDES.
14680 Remove special ADDRESSOF case.
14681 (find_func_aliases): Rewrite to use vi functions instead of id
14683 (create_function_info_for): Ditto.
14684 (create_variable_info_for): Ditto.
14685 (intra_create_variable_infos): Ditto.
14686 (merge_smts_into): Ditto.
14687 (find_what_p_points_to): Ditto.
14688 (init_base_vars): Ditto.
14689 (init_alias_vars): Ditto.
14690 (remove_preds_and_fake_succs): New function.
14691 (dump_sa_points_to_info): Dump new stats.
14692 (dump_solution_for_var): Use find.
14693 (set_used_smts): Fix formatting.
14694 (compute_points_to_sets): Updated for new functions.
14695 (ipa_pta_execute): Ditto.
14697 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14698 Richard Sandiford <richard@codesourcery.com>
14700 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14702 * calls.c (expand_call): If the return value is a PARALLEL,
14703 extract its first member.
14704 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14705 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14706 use FUNCTION_EXTRA_EPILOGUE.
14707 (m68k_function_value): Return a PARALLEL if the return value
14708 is of a pointer type.
14709 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14710 (FUNCTION_EXTRA_EPILOGUE): Remove.
14711 * config/m68k/m68k.md (D0_REG): New constant.
14713 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14715 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14716 output a NOP for empty epilogues.
14718 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14720 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14721 before function. Extend register save check to include all
14722 registers, not just integer ones.
14724 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14726 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14727 (m68k_use_return_insn): ...this.
14728 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14729 * config/m68k/m68k.c (use_return_insn): Rename to...
14730 (m68k_use_return_insn): ...this.
14731 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14732 of USE_RETURN_INSN.
14734 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14736 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14737 nearest even, fix denormal rounding overflow.
14739 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14741 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14742 f%$smove and f%$move.
14743 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14744 (extendsfdf2_cf): Use fdmove instead of f%&move.
14745 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14746 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14748 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14750 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14753 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14755 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14756 (coldfire_single_format): Declare.
14757 (coldfire_double_format): Likewise.
14758 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14759 of qnan_msb_set to determine the lower bits of a canonical
14761 (encode_ieee_double): Likewise.
14762 (encode_ieee_quad): Likewise.
14763 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14764 (mips_single_format): Likewise.
14765 (ieee_double_format): Likewise.
14766 (mips_double_format): Likewise.
14767 (ieee_extended_motorola_format): Likewise.
14768 (ieee_extended_intel_96_format): Likewise.
14769 (ieee_extended_intel_128_format): Likewise.
14770 (ieee_extended_intel_96_round_53_format): Likewise.
14771 (ibm_extended_format): Likewise.
14772 (mips_extended_format): Likewise.
14773 (ieee_quad_format): Likewise.
14774 (mips_quad_format): Likewise.
14775 (vax_f_format): Likewise.
14776 (vax_d_format): Likewise.
14777 (vax_g_format): Likewise.
14778 (i370_single_format): Likewise.
14779 (i370_double_format): Likewise.
14780 (decimal_single_format): Likewise.
14781 (decimal_double_format): Likewise.
14782 (decimal_quad_format): Likewise.
14783 (c4x_single_format): Likewise.
14784 (c4x_extended_format): Likewise.
14785 (real_internal_format): Likewise.
14786 (coldfire_single_format): New real_format.
14787 (coldfire_double_format): Likewise.
14788 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14789 canonical_nan_lsbs_set.
14790 (pdp11_d_format): Likewise.
14791 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14792 if TARGET_COLDFIRE_CPU.
14794 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14796 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14797 (output_call, m68k_legitimize_call_address): Declare.
14798 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14799 parenthesees. Add support for a 'W' constraint.
14800 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14801 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14802 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14803 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14805 (override_options): Initialize them. Do not set flag_no_function_cse
14806 for TARGET_ID_SHARED_LIBRARY.
14807 (m68k_output_pic_call): Delete.
14808 (m68k_legitimize_call_address): New function.
14809 (print_operand): Remove the %o prefix. Handle the %p prefix.
14810 (output_call): New function.
14811 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14812 target address from the GOT if symbolic jumps are not allowed.
14813 * config/m68k/m68k.md (call, general_operand): Do not set
14814 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14815 Merge separate flag_pic and !flag_pic define_insns into...
14816 (*call, *call_value): ...these new patterns. Match the address
14817 rather than the containing MEM and require it to be a call_operand.
14818 Use output_call to generate the asm template.
14819 * config/m68k/predicates.md (const_call_operand): New predicate.
14820 (call_operand): Likewise.
14822 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14824 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14825 (STACK_GROWS_DOWNWARD): Define to 1.
14826 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14827 comments, emphasizing that these values are only defaults.
14828 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14829 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14831 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14833 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14835 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14836 Richard Sandiford <richard@codesourcery.com>
14838 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14839 (FP_REGNO_P): New macros.
14840 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14841 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14842 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14843 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14845 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14847 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14848 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14850 * config/m68k/t-floatlib: New file, extracting common code from...
14851 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14852 * config/m68k/t-uclinux: Here.
14853 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14854 routines on ColdFire targets.
14856 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14858 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14859 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14860 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14861 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14862 explicitly set MOTOROLA to 1.
14863 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14865 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14866 Nathan Sidwell <nathan@codesourcery.com>
14868 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14869 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14870 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14871 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14872 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14873 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14874 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14875 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14876 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14877 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14878 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14879 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14880 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14881 (DBX_REGISTER_NUMBER): Delete.
14882 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14883 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14884 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14886 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14888 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14889 * config/flat.h: New file.
14890 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14891 OBJECT_FORMAT_FLAT.
14892 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14893 indirect references for -msep-data or -mid-shared-library.
14894 Do not use PC-relative code addresses either.
14895 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14897 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14898 for shared libraries and crt1.o for executables. Use crti.o and
14900 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14901 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14902 Do not add -elf2flt or -shared-lib-id options here.
14903 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14904 Pass -shared-lib-id if -mid-shared-library, taking the library
14905 identifier from -mshared-library-id if given, otherwise
14907 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14908 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14909 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14910 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14911 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14912 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14914 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14915 jump sequence for ISA A and ISA A+.
14916 (PICJUMP): Likewise.
14918 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14920 * config.gcc (m68k-*-uclinux*): Base the port on the common
14921 and m68k GNU/Linux files rather than on the generic ELF ones.
14922 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14923 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14925 2007-01-18 Julian Brown <julian@codesourcery.com>
14926 Richard Sandiford <richard@codesourcery.com>
14928 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14929 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14930 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14932 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14933 80 unconditionally.
14934 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14936 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14938 * doc/install.texi: Document m68k-uclinuxoldabi.
14939 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14940 * config/m68k/uclinux-oldabi.h: New file, copied from
14941 config/m68k/uclinux.h.
14943 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14945 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14946 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14947 (m32r_compute_frame_size): Use unsigned for regno.
14948 (m32r_reload_lr): Use gen_frame_mem.
14950 (m32r_output_function_epilogue): Don't output the function epilogue
14952 (m32r_expand_epilogue): New.
14953 (direct_return): Return false if the function has the interrupt
14955 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14956 * config/m32r/m32r.md (epilogue): New expander.
14957 (return_lr, return_rte): New insns.
14958 (return): Make it expander.
14959 (return_normal): New expander.
14961 2007-01-18 Josh Conner <jconner@apple.com>
14964 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14965 support for UNLE, UNLT, UNGE, and UNGT.
14967 2007-01-18 Jan Hubicka <jh@suse.cz>
14969 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
14970 * tree-tailcall (add_virtual_phis): Likewise.
14971 (optimize_tail_call): Return TODOs.
14972 (execute_tail_calls): Return TODOs.
14973 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
14974 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
14976 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14977 Cleanup cfg using TODO.
14978 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14979 * passes.c (execute_function_todo): When cleanup did something, remove
14981 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14982 (make_edges): Don't cleanup_cfg.
14984 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
14986 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
14987 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
14988 operate on the top of stack.
14989 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
14990 register handling of instructions that output to the second
14992 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
14993 (move_for_stack_reg): Special-case check for dead destination
14994 stack slot for constant load of 1.0 inside UNSPEC_TAN.
14996 * config/i386/i386.md (UNSPEC_TAN): New constant.
14997 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
14998 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
14999 to correctly model move of constant 1.0 to top stack slot.
15000 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15001 (unnamed peephole2 pattern): Remove corresponding peephole2
15002 pattern that optimizes tan insn and loading of constant 1.0.
15003 (tanxf2): Use fptanxf4_i387.
15004 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15005 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15006 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15007 disable patterns for SSE math.
15008 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15009 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15011 2007-01-18 Dirk Mueller <dmueller@suse.de>
15012 Richard Guenther <rguenther@suse.de>
15015 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15016 * common.opt (Warray-bounds): Add new warning option.
15017 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15019 * Makefile.in: make tree-vrp.o depend on toplev.h
15020 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15022 (check_array_refs, check_array_bounds, check_array_ref): New.
15024 2007-01-18 Jan Hubicka <jh@suse.cz>
15026 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15027 (execute_ssa_ccp): Return flags conditionally.
15028 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15030 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15032 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15034 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15035 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15037 * Makefile.c (GTFILES): Add cfglayout.h.
15038 * gengtype.c (open_base_files): Likewise.
15039 * cfglayout.c (cfg_layout_function_footer,
15040 cfg_layout_function_header) Reindent to make gengtype happy.
15041 * cfglayout.h (cfg_layout_function_footer,
15042 cfg_layout_function_header): Add GTY(()) marker.
15044 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15046 2007-01-18 Ben Elliston <bje@au.ibm.com>
15048 * genautomata.c (write_automata): Include xstrerror output in the
15049 error message if writing the DFA description file fails.
15051 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15053 * config/mips/mips-protos.h (mips_output_external): Make it
15055 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15056 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15057 (extern_list): Likewise.
15058 (extern_head): Likewise.
15059 (TARGET_ASM_FILE_END): Likewise.
15060 (mips_file_end): Likewise.
15061 (mips_output_external): Rewritten.
15063 2007-01-18 Ben Elliston <bje@au.ibm.com>
15065 * genpreds.c (write_insn_preds_c): Only write out the function
15066 body for regclass_for_constraint if we have register constraints.
15068 2007-01-17 Tom Tromey <tromey@redhat.com>
15070 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15071 * doc/install.texi (Testing): Use sourceware.org.
15072 (Binaries): Likewise.
15073 (Specific): Likewise.
15074 * doc/contrib.texi (Contributors): Use sourceware.org.
15076 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15078 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15079 (AVR_ENHANCED): Rename to ...
15080 (AVR_HAVE_MUL): ... new.
15081 (avr_enhanced_p): Rename to ...
15082 (avr_have_mul_p): ... new.
15083 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15084 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15085 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15086 (avr_have_mul_p): ... new.
15087 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15088 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15089 'avr_enhanced_p' and 'enhanced'.
15090 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15091 AVR_HAVE_MUL instead of AVR_ENHANCED.
15092 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15093 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15094 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15095 instead of AVR_ENHANCED.
15096 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15097 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15098 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15100 2007-01-17 Ian Lance Taylor <iant@google.com>
15102 * vec.h (VEC_reserve_exact): Define.
15103 (vec_gc_p_reserve_exact): Declare.
15104 (vec_gc_o_reserve_exact): Declare.
15105 (vec_heap_p_reserve_exact): Declare.
15106 (vec_heap_o_reserve_exact): Declare.
15107 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15109 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15110 negative parameter.
15111 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15112 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15113 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15114 * vec.c (calculate_allocation): Add exact parameter. Change all
15116 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15117 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15118 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15119 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15120 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15121 (vec_heap_p_reserve_exact): New function.
15122 (vec_heap_o_reserve_exact): New function.
15124 2007-01-17 Jan Hubicka <jh@suse.cz>
15126 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15128 2007-01-17 Eric Christopher <echristo@apple.com>
15130 * config.gcc: Support core2 processor.
15132 2007-01-16 Jan Hubicka <jh@suse.cz>
15134 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15135 the names, just unlink the chain so we don't crash on dangling pointers
15138 2007-01-16 Jan Hubicka <jh@suse.cz>
15140 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15141 * tree-pass.h: Reorder to make IPA passes appear toegher.
15142 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15143 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15144 parameters, do not call early inliner.
15145 * ipa-inline.c: Update comments. Include tree-flow.h
15146 (cgraph_decide_inlining): Do not compute inlining parameters.
15147 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15148 be called with function context set up.
15149 (pass_ipa_inline): Remove unreachable functions before pass.
15150 (cgraph_early_inlining): Simplify assuming to be called from the
15152 (pass_early_inline): New pass.
15153 (cgraph_gate_ipa_early_inlining): New gate.
15154 (pass_ipa_early_inline): Turn into simple wrapper.
15155 (compute_inline_parameters): New function.
15156 (gate_inline_passes): New gate.
15157 (pass_inline_parameters): New pass.
15158 (apply_inline): Move here from tree-optimize.c
15159 (pass_apply_inline): New pass.
15160 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15162 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15163 doing them by hand.
15164 (tree_function_versioning): Do not allocate dummy struct function.
15165 * tree-inline.h (optimize_inline_calls): Update prototype.
15166 * tree-optimize.c (execute_fixup_cfg): Export.
15167 (pass_fixup_cfg): Remove
15168 (tree_rest_of_compilation): Do not apply inlines.
15169 * tree-flow.h (execute_fixup_cfg): Declare.
15170 * Makefile.in (gt-passes.c): New.
15171 * passes.c: Include gt-passes.h
15172 (init_optimization_passes): New passes.
15173 (nnodes, order): New static vars.
15174 (do_per_function_toporder): New function.
15175 (execute_one_pass): Dump current pass here.
15176 (execute_ipa_pass_list): Don't dump current pass here.
15178 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15180 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15181 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15183 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15185 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15186 (strong_alias): Define.
15187 (__gcc_qmul): Provide non-FMA for soft-float.
15188 (__gcc_qdiv): Same.
15193 (__gcc_qunord): New.
15203 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15204 soft-float functions.
15205 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15206 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15207 about long double soft float.
15209 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15210 Tehila Meyzels <tehila@il.ibm.com>
15212 * tree-vectorizer.h (is_pattern_stmt_p): New.
15213 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15214 formatting (tabs instead of spaces). Cleanup and clarify setting
15215 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15216 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15217 (vectorizable_type_demotion): Check that types are integral.
15218 (vectorizable_type_promotion): Likewise.
15219 (vectorizable_store): Fix typo. Eliminate new-line at end of
15222 2007-01-16 Jan Hubicka <jh@suse.cz>
15224 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15227 2007-01-15 Eric Christopher <echristo@apple.com>
15229 * ifcvt.c: Include vec.h, vecprim.h.
15230 (check_cond_move_block): New argument regs.
15231 Reorganize. Add registers used to regs.
15232 (cond_move_process_if_block): Use regs set above as
15235 2007-01-15 Eric Christopher <echristo@apple.com>
15237 * config/darwin.h: Update copyright.
15238 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15239 (LINK_COMMAND_SPEC): Add -u.
15240 (LINK_SPEC): Fix umbrella for above.
15242 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15244 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15247 2007-01-15 Tom Tromey <tromey@redhat.com>
15249 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15250 * doc/install.texi (Testing): Don't mention jacks.
15251 (Configuration): Document --enable-java-maintainer-mode. Move
15252 --with-java-home to libgcj-specific section. Document
15254 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15256 2007-01-15 Jan Hubicka <jh@suse.cz>
15258 * tree-ssa-dce.c (DCE_TODOs): New.
15259 (propagate_necessity): Return if something changed.
15260 (eliminate_unnecessary_stmts): Likewise.
15261 (perform_tree_ssa_dce): Return TODO flags when needed.
15262 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15264 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15266 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15267 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15268 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15269 patterns using X87MODEF12 mode macro. Extend operand 1
15270 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15271 (log10<mode>2): Ditto.
15272 (log2<mode>2): Ditto.
15273 (log1p<mode>2): Ditto.
15274 (logb<mode>2): Ditto.
15275 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15276 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15277 (*fxtractxf3_i387): Rename from *fxtractxf3.
15278 (fxtract_extend<mode>xf3_i387): New insn pattern.
15279 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15280 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15281 and gen_fyl2xxf3_i387().
15283 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15285 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15286 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15287 get_loop_exit_edges. Changed return type to bool.
15288 * cfgloop.h (fix_loop_placement): Declaration removed.
15290 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15292 * param.h (MIN_VECT_LOOP_BOUND): New.
15293 * params.def (MIN_VECT_LOOP_BOUND): New.
15294 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15295 argument - minimum threshold for number of iterations.
15296 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15297 argument to declaration.
15298 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15299 MIN_VECT_LOOP_BOUND.
15300 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15301 slpeel_tree_peel_loop_to_edge with additional argument.
15302 (vect_do_peeling_for_alignment): Likewise.
15303 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15305 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15308 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15309 operands of size 1.
15311 2007-01-14 Jan Hubicka <jh@suse.cz>
15313 * tree-dfa.c (remove_referenced_var): New function.
15314 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15315 prune referenced vars list too.
15316 * tree-flow.h (remove_referenced_var): Declare.
15318 2007-01-14 Jan Hubicka <jh@suse.cz>
15320 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15322 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15323 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15324 * except.h (verify_eh_throw_table_statements): Kill prototype.
15325 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15326 into call exrepssions.
15327 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15329 * tree-cfg.c: Include pointer-set.h.
15330 (verify_node_sharing): Work on pointer set.
15331 (verify_eh_throw_stmt_node): New.
15332 (verify_stmts): Use pointers sets, verify throw_stmt.
15334 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15336 * ipa-reference.c (analyze_function): Consider also addresses taken
15339 2007-01-12 Roger Sayle <roger@eyesopen.com>
15341 * c-typeck.c (null_pointer_constant_p): Replace use of
15342 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15343 (build_c_cast): Likewise.
15345 2007-01-12 Roger Sayle <roger@eyesopen.com>
15347 * tree.h (force_fit_type_double): Remove unused final argument.
15348 * c-common.c (constant_expression_warning): Replace use of
15349 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15350 (convert_and_check): Likewise.
15351 (shorten_compare): Update call to force_fit_type_double.
15352 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15353 * convert.c (convert_to_pointer): Update call to
15354 force_fit_type_double.
15355 * fold-const.c (force_fit_type_double): Remove overflowed_const
15357 (int_const_binop, fold_convert_const_int_from_int,
15358 fold_convert_const_int_from_real, fold_div_compare,
15359 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15360 fold_abs_const, fold_not_const): Remove the final argument from
15361 calls to force_fit_type_double.
15363 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15365 * configure.ac: Set insn to "nop" for spu-*-* also.
15366 * configure: Regenerate.
15368 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15370 * builtins.def : Add BUILT_IN_FREE.
15372 2007-01-12 Jan Hubicka <jh@suse.cz>
15374 PR tree-optimization/30443
15375 * tree-inline.c (tree_function_versioning): Do not optimize when
15376 cloning for inlining.
15378 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15380 * doc/loop.texi: Document recording of loop exits.
15381 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15382 (update_single_exits_after_duplication,
15383 update_single_exit_for_duplicated_loop,
15384 update_single_exit_for_duplicated_loops): Removed.
15385 (duplicate_loop_to_header_edge): Do not call
15386 update_single_exits_after_duplication and
15387 update_single_exit_for_duplicated_loops.
15388 (loop_version): Do not update single_exit information.
15389 (fix_loop_structure): Use record_loop_exits instead of
15390 mark_single_exit_loops.
15391 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15392 the lists of loop exits.
15393 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15394 split_edge, merge_blocks): Update the lists of loop exits.
15395 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15396 loop_optimizer_init.
15397 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15398 of mark_single_exit_loops.
15399 (loop_optimizer_finalize): Call release_recorded_exits.
15400 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15401 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15402 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15403 update single exit information.
15404 * lambda-code.c (perfect_nestify): Ditto.
15405 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15406 (mark_single_exit_loops): Removed.
15407 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15408 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15409 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15411 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15412 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15413 (verify_loop_structure): Verify consistency of the exit lists.
15414 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15415 (set_single_exit): Removed.
15416 * cfgloop.h (struct loop_exit): New function.
15417 (struct loop): single_exit_ field replaced by exits field.
15418 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15419 (struct loops): Added exits hash.
15420 (mark_single_exit_loops, set_single_exit): Declaration removed.
15421 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15423 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15425 * doc/invoke.texi: Avoid use of @headitem.
15427 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15429 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15431 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15433 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15436 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15437 Richard Sandiford <richard@codesourcery.com>
15439 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15440 * config/m68k/m68k.opt: Resort options.
15441 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15443 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15444 Richard Sandiford <richard@codesourcery.com>
15446 * doc/invoke.texi: Document the macros that are defined by
15447 m68k's -mtune and -mhard-float options.
15448 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15449 (m68k_cpp_cpu_family): Likewise.
15450 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15451 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15452 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15453 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15454 (m68k_cpp_cpu_family): Likewise.
15456 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15458 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15459 macros besides mc68000 as tuning macros. Use a switch statement
15460 to set them and mcpu32.
15462 2007-01-12 Julian Brown <julian@codesourcery.com>
15464 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15465 (TARGET_68040_ONLY): Rename to...
15466 (TARGET_68040): ...this.
15467 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15468 * config/m68k/m68k.md: Likewise.
15470 2007-01-12 Julian Brown <julian@codesourcery.com>
15471 Nathan Sidwell <nathan@codesourcery.com>
15472 Richard Sandiford <richard@codesourcery.com>
15474 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15475 the -mcpu= argument associated with the --with-cpu setting.
15476 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15477 if different from the one implied by the -mcpu setting.
15478 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15479 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15480 * doc/invoke.texi: Mention ColdFire in the introduction to the
15481 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15482 -mno-div and -mhard-float options. Make -m68881 a synonym for
15483 -mhard-float. Document the previously-undocumented -m5206e,
15484 -m528x, -m5307 and -m5407 options. Tweak the existing option
15485 documentation for consistency.
15486 * doc/install.texi: Mention new --with-cpu arguments.
15487 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15488 default CPU if neither -mcpu nor -march are specified.
15489 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15490 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15491 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15492 using m68k_tune to decide between families that implement the
15493 same ISA. Use m68k_tune to set __mcfv4e__.
15494 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15495 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15496 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15497 (FL_ISA_C, FL_ISA_MMU): New macros.
15498 (MASK_COLDFIRE): Delete.
15499 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15500 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15501 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15502 (TARGET_HARD_FLOAT): Do not define here.
15503 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15504 (TUNE_68000): New macro.
15505 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15506 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15507 (TUNE_CFV2): Redefine in terms of m68k_tune.
15508 (uarch_type, target_device, fpu_type): New enums.
15509 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15510 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15511 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15512 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15513 (FL_FOR_isa_c): New macros.
15514 (m68k_isa): New enum.
15515 (m68k_target_selection): New structure.
15516 (all_devices, all_isas, all_microarchs): New tables.
15517 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15518 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15519 (MASK_ALL_CPU_BITS): Delete.
15520 (m68k_find_selection): New function.
15521 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15522 Map the legacy target options to a combination of the new ones.
15523 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15524 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15525 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15527 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15528 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15530 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15531 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15532 * config/m68k/m68k-devices.def: New file.
15534 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15535 Nathan Sidwell <nathan@codesourcery.com>
15537 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15538 (SUBTARGET_EXTRA_SPECS): New macros.
15539 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15540 use %(asm_cpu_spec) instead.
15541 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15542 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15543 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15544 (EXTRA_SPECS): Rename to...
15545 (SUBTARGET_EXTRA_SPECS): ...this.
15547 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15548 Richard Sandiford <richard@codesourcery.com>
15549 Julian Brown <julian@codesourcery.com>
15551 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15552 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15553 to the configuration's default CPU.
15554 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15555 Remove default masks.
15556 (m680[012]0-*-*): Set the default with_cpu to the first part of
15558 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15559 (m68k*-*-linux): Extend the --with-cpu handling to...
15560 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15561 and m68010. Don't set target_cpu_default2.
15562 * doc/install.texi: Document --with-cpu for m68k.
15563 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15564 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15565 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15566 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15567 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15568 (ASM_SPEC): Remove use of %(asm_cpu_default).
15569 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15570 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15571 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15572 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15573 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15574 (TARGET_DEFAULT): Delete.
15575 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15576 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15577 (CPP_CPU_SPEC): Delete.
15578 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15579 the appropriate string.
15580 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15581 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15582 (ASM_SPEC): Don't use %(asm_default_spec).
15583 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15584 TARGET_DEFAULT and add MASK_68881.
15585 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15587 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15589 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15590 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15591 MASK_68010 alongside MASK_68020.
15592 * doc/invoke.texi: Document -m68010.
15593 * config/m68k/m68k.opt (m68010): New.
15594 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15596 (TUNE_68010): New macro.
15597 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15598 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15599 (M68K_CPU_m68332): Add MASK_68010.
15600 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15601 fallback definition.
15602 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15604 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15605 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15606 to all entries that use MASK_68020.
15607 (output_move_simode_const, output_move_himode, output_move_qimode)
15608 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15609 instead of TARGET_68020 to select clr behavior. Remove comment
15610 about there being no TARGET_68010.
15611 * config/m68k/m68k.md: Likewise throughout.
15613 2007-01-12 Julian Brown <julian@codesourcery.com>
15615 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15616 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15617 * config/m68k/m68k.md: Likewise.
15619 2007-01-12 Julian Brown <julian@codesourcery.com>
15621 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15622 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15624 2007-01-12 Julian Brown <julian@codesourcery.com>
15626 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15627 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15628 * config/m68k/m68k.md: Likewise.
15630 2007-01-12 Julian Brown <julian@codesourcery.com>
15631 Richard Sandiford <richard@codesourcery.com>
15633 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15634 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15635 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15637 (TARGET_CPU32): Rename to...
15638 (TUNE_CPU32): ...this.
15639 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15640 (TUNE_CFV2): New macros.
15641 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15642 remove conditions that are implied by TARGET_68020.
15643 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15644 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15645 (m68k_output_function_epilogue): Likewise.
15646 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15647 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15648 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15649 non-68000 timings. Refactor multiplication and division costs.
15650 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15651 TUNE_CPU32 instead of TARGET_CPU32.
15652 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15653 and TUNE_68060 instead of TARGET_68060.
15654 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15655 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15657 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15658 && !TARGET_COLDFIRE" to choose between moveq and clr.
15659 Likewise in the unnamed movsf pattern.
15660 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15661 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15664 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15666 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15667 of tabbing before backslashes.
15669 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15671 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15672 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15673 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15675 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15677 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15678 find_interesting_uses_cond.
15679 (find_interesting_uses_cond): Use extract_cond_operands.
15680 (rewrite_use_compare): Use extract_cond_operands and
15681 force_gimple_operand_bsi. Do not call update_stmt.
15682 (determine_use_iv_cost_condition): Use extract_cond_operands.
15683 Return cheaper of using original bound and changing the exit bound.
15685 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15687 PR tree-optimization/29516
15688 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15689 most_expensive_mult_to_index, addr_to_parts,
15690 create_mem_ref, maybe_fold_tmr): Make the type of
15691 fields of TARGET_MEM_REF sizetype.
15692 (move_fixed_address_to_symbol, move_pointer_to_base):
15694 * tree.def (TARGET_MEM_REF): Add comment on types of
15697 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15699 * c-common.c (vector_types_convertible_p): Treat opaque types as
15700 always convertible if they have the same size, but not otherwise.
15702 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15704 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15705 Remove the b_unconditional field.
15706 (noce_try_sign_mask): Do not look at b_unconditional.
15707 (noce_process_if_block): Do not use merge_if_blocks. Update
15708 the CFG here. Do not set b_unconditional.
15709 (cond_move_process_if_block): Likewise.
15710 (find_cond_trap): Likewise.
15711 (check_cond_move_block): Require simple jump insns at the end
15712 of the basic block.
15714 2007-01-11 Jan Hubicka <jh@suse.cz>
15716 PR tree-optimization/1046
15717 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15718 when alias info is not ready.
15719 (pass_tail_recursion): Do not require aliasing.
15720 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15721 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15722 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15723 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15724 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15725 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15726 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15728 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15729 When aliasing is not build, mark statement as volatile.
15731 2007-01-11 Tom Tromey <tromey@redhat.com>
15733 PR preprocessor/15185, PR preprocessor/20989:
15734 * doc/cppopts.texi <-MT>: Update description of algorithm for
15735 computing default target.
15736 <-M, -MD>: Reword "basename" text.
15738 2007-01-11 Roger Sayle <roger@eyesopen.com>
15740 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15741 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15742 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15743 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15744 fold_builtin_bswap, real_constp, fold_builtin_pow,
15745 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15746 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15747 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15748 * convert.c (convert_to_pointer): Likewise.
15749 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15750 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15751 const_binop, fold_convert_const_int_from_int,
15752 fold_convert_const_int_from_real,
15753 fold_convert_const_real_from_real, sign_bit_p,
15754 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15755 fold_sign_changed_comparison, fold_unary, fold_comparison,
15756 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15757 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15758 * print-tree.c (print_node_brief, print_node): Likewise.
15759 * stor-layout.c (place_field, layout_type): Likewise.
15760 * tree-chrec.c (keep_cast): Likewise.
15761 * tree.c (build_vector, build_real, build_real_from_int_cst,
15762 build_complex): Likewise.
15764 2007-01-11 Roger Sayle <roger@eyesopen.com>
15766 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15767 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15769 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15771 * configure.ac (strict1_warn): Rename to strict_warn.
15772 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15773 cc_set_by_configure, quoted_cc_set_by_configure,
15774 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15775 all_boot_languages, all_stagestuff): Remove.
15776 (target_list): Remove bootstrap targets.
15777 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15778 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15779 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15780 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15781 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15782 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15783 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15784 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15785 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15786 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15787 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15788 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15789 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15790 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15791 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15792 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15793 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15794 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15795 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15796 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15797 (mostlyclean): Adjust.
15798 (clean, distclean): Don't mention bootstrap stuff.
15799 * configure: Regenerate.
15800 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15801 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15802 treelang/config-lang.in (stagestuff): Remove.
15803 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15804 stageprofile, stagefeedback, stagestuff): Remove mention.
15806 2007-01-11 Nick Clifton <nickc@redhat.com>
15808 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15810 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15811 (mcore_arith_K_S_operand): Run the test for the S constraint not
15812 the test for the M constraint.
15813 (mcore_addsub_operand): Do not accept integer values that are
15814 larger than 32 bits.
15815 * config/mcore/mcore.md: Remove unused constraints from split.
15816 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15817 (addsi3): Likewise.
15818 (allocate_stack): Likewise.
15819 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15820 operands to 32 bits.
15821 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15823 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15824 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15825 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15826 mcore_output_bclri, mcore_output_andn, output_inline_const,
15827 mcore_output_move, mcore_output_movedouble): Likewise.
15828 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15829 (output_inline_const): Likewise.
15830 (output_inline_const): Fix format strings used in sprintf
15832 * config/mcore/mcore-protos.h: Update prototypes for changed
15833 functions in mcore.c.
15834 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15835 HOST_WIDE_INT and not int.
15836 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15837 CONST_OK_FOR_N): Likewise.
15838 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15839 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15842 2007-01-10 Jan Hubicka <jh@suse.cz>
15844 * tree-vrp.c (remove_range_assertions): Release defs.
15845 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15846 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15848 2007-01-10 Paul Brook <paul@codesourcery.com>
15850 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15851 * config/arm/arm.md (mulsi3subsi): New insn.
15853 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15855 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15856 (tree_transform_and_unroll_loop): New.
15857 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15860 2007-01-10 Robert Kennedy <jimbob@google.com>
15862 * fold-const.c (fold_comparison): Fold comparisons like (x *
15863 1000 < 0) to (x < 0).
15865 2007-01-10 Ian Lance Taylor <iant@google.com>
15867 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15868 operands have the same priority.
15870 2007-01-10 Tom Tromey <tromey@redhat.com>
15872 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15873 (fold_binary): Likewise.
15874 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15875 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15876 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15877 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15878 * langhooks.h (struct lang_hooks): Removed field
15879 'can_use_bit_fields_p'.
15881 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15883 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15885 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15887 * function.c (get_last_funcdef_no): New function.
15888 * function.h (get_last_funcdef_no): Declare.
15889 * tree-inline.c (initialize_cfun): Add initialization.
15890 (tree_function_versioning): Cleanup.
15892 2007-01-10 Jan Hubicka <jh@suse.cz>
15894 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15897 2007-01-10 Sa Liu <saliu@de.ibm.com>
15898 Ben Elliston <bje@au.ibm.com>
15900 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15901 for SAVE_NONLOCAL and Pmode for any other save level.
15902 * spu-protos.h (spu_restore_stack_block): Declare.
15903 * spu.md (save_stack_block): Remove.
15904 (restore_stack_block): Call spu_restore_stack_block.
15905 * spu.c (spu_restore_stack_block): New function.
15906 (spu_expand_epilogue): Remove old comment.
15908 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15910 PR tree-optimization/30322
15911 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15912 (cand_value_at): Return the value as aff_tree.
15913 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15914 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15915 aff_combination_mult): New functions.
15916 (aff_combination_add): Use aff_combination_add_cst.
15917 (aff_combination_convert): Allow conversions to a wider type.
15918 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15919 * tree-affine.h (aff_combination_mult): Declare.
15921 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15923 * doc/tm.texi: Update documentation to reflect reality of exec
15924 and start file search behaviours. Update copyright year.
15925 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15926 header file directories.
15928 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15930 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15931 (*cosxf2): Rename to cosxf2_i387.
15932 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15933 using X87MODEF12 mode macro. Rename patterns to
15934 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15936 (*cosdf2, *cossf2): Ditto.
15937 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15938 to match extended input operands.
15939 (sincos<mode>3): New expander.
15940 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15941 insn patterns and corresponding splitters.
15943 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15945 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15946 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15948 2007-01-09 Nicolas Pitre <nico@cam.org>
15951 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15953 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15955 * target.h (struct gcc_target): New field library_rtti_comdat.
15956 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15957 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15958 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15959 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15961 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15963 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15965 2007-01-08 Richard Guenther <rguenther@suse.de>
15967 * tree.h (force_fit_type_double): Export.
15968 (force_fit_type): Remove.
15969 * fold-const.c (force_fit_type_double): New function.
15970 (force_fit_type): Remove.
15971 (int_const_binop): Use it.
15972 (fold_convert_const_int_from_int): Likewise.
15973 (fold_convert_const_int_from_real): Likewise.
15974 (fold_div_compare): Likewise.
15975 (fold_sign_changed_comparison): Likewise.
15976 (fold_unary): Likewise.
15977 (fold_negate_const): Likewise.
15978 (fold_abs_const): Likewise.
15979 (fold_not_const): Likewise.
15980 * c-common.c (shorten_compare): Use force_fit_type_double.
15981 * convert.c (convert_to_pointer): Likewise.
15983 2007-01-08 Richard Guenther <rguenther@suse.de>
15985 * tree.h (build_int_cst_wide_type): Export.
15986 * tree.c (build_int_cst_wide_type): New function.
15987 (build_int_cst_wide): Fix comment.
15988 * builtins.c (fold_builtin_object_size): Use build_int_cst
15989 to build -1 or 0 of the correct type. Use fit_double_type
15990 to check for overflow.
15991 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
15993 (decode_field_reference): Likewise.
15994 (all_ones_mask_p): Likewise.
15995 (native_interpret_int): Use build_int_cst_wide_type.
15996 (fold_binary): Use build_int_cst_type to build an all-ones
15998 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16000 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16002 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16004 2007-01-09 Ben Elliston <bje@au.ibm.com>
16006 * genautomata.c (STATS_OPTION): New option.
16007 (stats_flag): New flag.
16008 (gen_automata_option): Handle it.
16009 (initiate_automaton_gen): Ditto.
16010 (write_automata): Output statistics only if stats_flag is
16011 set. Likewise, output time statistics only if time_flag is set.
16012 * doc/md.texi (Processor pipeline description): Document new flag.
16014 2007-01-08 Richard Guenther <rguenther@suse.de>
16016 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16017 * tree.c (build_int_cst_type): Likewise.
16018 (size_in_bytes): Don't call force_fit_type on the result.
16019 (int_fits_type_p): Use fit_double_type.
16020 * fold-const.c (fit_double_type): New function.
16021 (force_fit_type): Use it.
16022 * tree.h (fit_double_type): Export.
16024 2007-01-08 Jan Hubicka <jh@suse.cz>
16026 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16027 * ipa.c (function_and_variable_visibility): Fix return type.
16029 2007-01-08 Richard Guenther <rguenther@suse.de>
16031 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16032 of offset to build the index.
16033 * tree-pretty-print.c (dump_generic_node): Don't build negated
16034 const just for printing.
16035 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16036 * builtins.c (fold_builtin_int_roundingfn): Check if result
16037 fits the type by using force_fit_type and comparing the result.
16038 * predict.c (predict_loops): Use compare_tree_int for comparison.
16039 * tree.c (build_int_cst): Fall back to integer_type_node for
16041 (build_int_cst_wide): Assert type is non-null.
16043 2007-01-08 Roberto Costa <roberto.costa@st.com>
16045 * tree-vrp.c (extract_range_from_cond_expr): New.
16046 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16047 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16049 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16050 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16051 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16052 used as expressions.
16053 * tree-object-size.c (cond_expr_object_size): New.
16054 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16056 2007-01-08 Jan Hubicka <jh@suse.cz>
16058 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16059 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16062 2007-01-08 Richard Guenther <rguenther@suse.de>
16064 PR tree-optimization/23603
16065 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16066 (extract_range_from_binary): Fall back to truthvalue instead of
16067 varying for TRUTH_*_EXPR.
16068 (extract_range_from_comparison): Fall back to truthvalue instead of
16070 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16071 if all visited PHI values were constant.
16073 2007-01-08 Jan Hubicka <jh@suse.cz>
16075 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16076 (cgraph_analyze_function): break out from ...
16077 (cgraph_finalize_compilation_unit): ... here.
16078 (cgraph_expand_function): Remove forgoten commented out line.
16079 (cgraph_optimize): Analyze functions.
16081 2007-01-08 Jan Hubicka <jh@suse.cz>
16083 * tree-pas.h (TODO_remove_function): New flag.
16084 (TODO_update*): Renumber.
16085 (pass_ipa_increase_alignment,
16086 pass_ipa_function_and_variable_visibility): New passes.
16087 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16088 (cgraph_function_and_variable_visibility): Move to ipa.c
16089 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16090 cgraph_increase_alignment.
16091 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16092 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16093 calling tree-inline.
16094 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16095 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16096 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16097 (gate_increase_alignment): New function.
16098 (pass_ipa_increase_alignment): New pass.
16099 * ipa.c: Inline tree-pass.h and timevar.h
16100 (function_and_variable_visibility): Move here from cgraphunit.c
16101 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16102 * passes.c (init_optimization_passes): Add the two new passes.
16103 (execute_todo): Handle cgraph_remove_functions.
16105 2007-01-08 Nick Clifton <nickc@redhat.com>
16107 * config/frv/predicates.md (reg_or_0_operand): Accept
16110 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16112 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16113 * config.gcc: Add bfin*-rtems*.
16115 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16117 * c.opt: Add -flax-vector-conversions.
16118 * c-typeck.c (convert_for_assignment): Pass flag to
16119 vector_types_convertible_p to allow emission of note.
16120 (digest_init): Likewise.
16121 * c-opts.c: Handle -flax-vector-conversions.
16122 * c-common.c (flag_lax_vector_conversions): New.
16123 (vector_types_convertible_p): Unless -flax-vector conversions
16124 has been passed, disallow conversions between vectors with
16125 differing numbers of subparts and/or element types. If such
16126 a conversion is disallowed, possibly emit a note on the first
16127 occasion only to inform the user of -flax-vector-conversions.
16128 The new last argument specifies this.
16129 * c-common.h (flag_lax_vector_conversions): New.
16130 (vector_types_convertible_p): Add extra argument.
16131 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16132 char_type_node for V*QI type vectors.
16133 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16134 Update to satisfy new typechecking rules.
16135 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16136 C and C++ variants.
16137 * doc/invoke.texi (C Dialect Options): Document
16138 -flax-vector-conversions.
16140 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16142 PR tree-optimization/29877
16143 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16144 a register variable on the RHS to not be replaceable.
16146 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16147 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16148 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16149 const_simm15, const_pow2, const_npow2): Added.
16150 * config/score/misc.md (insv, extv, extzv, movmemsi,
16151 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16152 * config/score/score.c (score_address_cost, score_select_cc_mode):
16154 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16155 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16156 Update score_print_operand.
16157 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16158 Adjust register allocate order and update some macro define.
16159 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16160 mdx_block_move_straight, mdx_block_move_loop_head,
16161 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16162 mdx_block_move): Added.
16163 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16164 mdp_limm): Updated and fix some bug and typo.
16165 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16166 (movsf, movdf, doloop_end): Added.
16168 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16170 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16171 config/arm/thumb2.md: Fix comment typos.
16172 * doc/extend.texi: Fix a typo.
16174 2007-01-07 Eric Christopher <echristo@apple.com>
16176 * configure.ac: Check for __stack_chk_fail for darwin.
16177 * configure: Regenerate.
16179 2007-01-07 Richard Guenther <rguenther@suse.de>
16181 * tree-vrp.c (extract_range_from_assert): CSE calls to
16182 compare_values where possible.
16183 (extract_range_from_unary_expr): Likewise.
16185 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16187 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16188 * config/avr/avr.c (call_insn_operand): Delete function.
16189 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16190 instead of register number. Use predicates.
16191 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16192 call_insn_operand): Add.
16194 2007-01-06 Jan Hubicka <jh@suse.cz>
16196 * tree-pass.h (pass_build_cgraph_edges): Declare.
16197 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16198 (visited_nodes): Remove.
16199 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16200 build_cgrpah_edges; make visited_nodes local.
16201 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16202 (record_references_in_initializer): Move to cgraphbuild.c
16203 (initialize_inline_failed, rebuild_cgraph_edges,
16204 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16205 (verify_cgraph_node): Make visited_nodes local.
16206 (cgraph_analyze_function): Do not call cgraph_create_edges and
16207 initialize_inline_failed.
16208 (cgraph_expand_function): Do not call cgraph_lower_function;
16209 assert that function is already lowered.
16210 * Makefile.in (cgraphbuild.o): New.
16211 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16212 at the end of lowering passes.
16214 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16216 * ifcvt.c (cond_move_convert_if_block): New function, code
16217 factored out from...
16218 (cond_move_process_if_block): ...here. Call the new function
16219 on the THEN and ELSE blocks.
16220 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16221 already takes care of this.
16223 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16226 * tree.h (TREE_OVERFLOW_P): New.
16227 * c-typeck.c (parser_build_unary_op): Warn only if result
16228 overflowed and operands did not.
16229 (parser_build_binary_op): Likewise.
16230 (convert_for_assignment): Remove redundant overflow_warning.
16231 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16233 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16235 * c-typeck.c (store_init_value): Split over two lines to follow
16236 the GNU coding style.
16238 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16240 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16241 __GXX_EXPERIMENTAL_CXX0X__.
16242 * doc/cpp.texi: Same.
16244 2007-01-05 Richard Guenther <rguenther@suse.de>
16246 PR middle-end/27826
16247 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16248 with mismatched types. Instead explicitly build a
16249 conversion NOP_EXPR.
16251 2007-01-05 Ian Lance Taylor <iant@google.com>
16253 * c-common.c (decl_with_nonnull_addr_p): New function.
16254 (c_common_truthvalue_conversion): Call it.
16255 * c-typeck.c (build_binary_op): Likewise.
16256 * c-common.h (decl_with_nonnull_addr_p): Declare.
16258 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16261 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16264 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16266 * doc/install.texi (Final install): Document the fact that
16267 the GNAT runtime should not be stripped.
16269 2007-01-04 Jan Hubicka <jh@suse.cz>
16271 * tree-inline.c (fold_marked_statements): Update operand caches
16272 and EH after folding
16274 2007-01-04 Ian Lance Taylor <iant@google.com>
16276 * c-common.c (check_function_nonnull): Whitespace fix.
16278 2007-01-04 Jan Hubicka <jh@suse.cz>
16280 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16281 comitted older version of patch.
16282 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16283 function, celanup cfg and collect garbage.
16285 2007-01-04 Mike Stump <mrs@apple.com>
16287 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16290 2007-01-04 Eric Christopher <echristo@apple.com>
16292 * libgcc2.c (__bswapsi2): Use SItype.
16293 (__bswapdi2): Use DItype.
16294 * libgcc2.h: Update for above.
16296 2007-01-04 Paul Brook <paul@codesourcery.com>
16298 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16299 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16300 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16301 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16302 umulsi3_highpart): Make conditional on !arm_arch6.
16303 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16304 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16305 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16306 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16307 umulsi3_highpart_v6): New insns.
16309 2007-01-04 Roger Sayle <roger@eyesopen.com>
16311 * fold-const.c (fold_convert): When casting an expression to void,
16312 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16313 have a type. Instead of attempting to build a NOP_EXPR, return
16314 these "special" trees directly.
16316 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16318 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16319 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16320 rs6000_cost->fp not 0 as adjustment for outer NEG.
16322 2007-01-04 Jan Hubicka <jh@suse.cz>
16324 * cgraph.c (cgraph_release_function_body): New function.
16325 (cgraph_remove_node): Use it.
16326 * cgraph.h (cgraph_release_function_body): Declare.
16327 * cgraphunit.c (cgraph_expand_function): Use it.
16328 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16329 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16330 is initialized and while compilation of other function is running.
16331 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16332 statement CFG annotations from here to ...
16333 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16335 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16337 * cfgloop.h (enum li_flags): Make the constants powers of two.
16339 2007-01-04 Jan Hubicka <jh@suse.cz>
16341 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16343 (fold_marked_statements): New function.
16344 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16345 * tree-inline.h (copy_body_data): Add statements_to_fold.
16347 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16349 * config.gcc: Mention libgcc/config.host.
16350 * Makefile.in: Update comments mentioning libgcc.
16351 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16352 (all.cross, start.encap, rest.encap, rest.cross): Update
16353 dependencies for libgcc move.
16354 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16355 (clean-target, clean-target-libgcc): Delete.
16356 (srcdirify, GCC_EXTRA_PARTS): New macros.
16357 (libgcc-support, libgcc.mvars): New rules.
16358 (distclean): Remove mention of mklibgcc.
16359 (install): Don't reference INSTALL_LIBGCC.
16360 (install-common): Don't reference EXTRA_PARTS.
16361 (install-libgcc, install-multilib): Delete rules.
16362 * mklibgcc.in: Delete file.
16363 * doc/configfiles.texi: Don't mention mklibgcc.
16365 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16366 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16367 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16368 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16369 (mklibgcc, ldblspecs): Likewise.
16371 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16372 (posixpre.def): Use $(T).
16373 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16374 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16375 (SHLIB_LINK): Make dummy.
16376 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16378 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16380 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16381 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16382 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16383 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16385 * configure.ac (all_outputs): Remove mklibgcc.
16386 * configure: Regenerated.
16388 2007-01-03 Josh Conner <jconner@apple.com>
16390 PR middle-end/29683
16391 * calls.c (compute_argument_addresses): Set stack and stack_slot
16392 for partial args, too.
16393 (store_one_arg): Use locate.size.constant for the size when
16394 generating a save_area.
16396 2007-01-03 Robert Kennedy <jimbob@google.com>
16398 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16399 whose definitions are deleted due to basic block merging.
16401 2007-01-03 Paul Brook <paul@codesourcery.com>
16404 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16406 (use_return_insn): Return 0 for Thumb interrupt functions.
16407 (print_multi_reg): Add rfe argument for IRQ returns.
16408 (arm_output_epilogue): Pop interrupt return address directly into PC.
16409 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16411 2007-01-03 Paul Brook <paul@codesourcery.com>
16413 Merge from sourcerygxx-4_1.
16414 * config/arm/thumb2.md: New file.
16415 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16417 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16418 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16419 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16420 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16422 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16423 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16425 * config/arm/ieee754-sf.S: Ditto.
16426 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16427 (thumb1_base_register_rtx_p): ... to this.
16428 (thumb_index_register_rtx_p): Rename...
16429 (thumb1_index_register_rtx_p): ... to this.
16430 (thumb_output_function_prologue): Rename...
16431 (thumb1_output_function_prologue): ... to this.
16432 (thumb_legitimate_address_p): Rename...
16433 (thumb1_legitimate_address_p): ... to this.
16434 (thumb_rtx_costs): Rename...
16435 (thumb1_rtx_costs): ... to this.
16436 (thumb_compute_save_reg_mask): Rename...
16437 (thumb1_compute_save_reg_mask): ... to this.
16438 (thumb_final_prescan_insn): Rename...
16439 (thumb1_final_prescan_insn): ... to this.
16440 (thumb_expand_epilogue): Rename...
16441 (thumb1_expand_epilogue): ... to this.
16442 (arm_unwind_emit_stm): Rename...
16443 (arm_unwind_emit_sequence): ... to this.
16444 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16445 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16446 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16447 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16448 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16449 thumb2_output_casesi): New functions.
16450 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16451 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16452 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16453 THUMB2_WORK_REGS): Define.
16454 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16455 arm_condexec_mask, arm_condexec_masklen)): New variables.
16456 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16457 (arm_override_options): Check new CPU capabilities.
16458 Set new architecture flag variables.
16459 (arm_isr_value): Handle v7m interrupt functions.
16460 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16462 (const_ok_for_arm): Handle Thumb-2 constants.
16463 (arm_gen_constant): Ditto. Use movw when available.
16464 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16466 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16467 (thumb_find_work_register, arm_load_pic_register,
16468 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16469 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16470 print_multi_reg, output_mov_long_double_fpa_from_arm,
16471 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16472 output_mov_double_fpa_from_arm, output_move_double,
16473 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16474 output_return_instruction, arm_output_function_prologue,
16475 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16476 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16477 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16478 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16479 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16480 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16482 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16483 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16484 (arm_file_start): Output directive for unified syntax.
16485 (arm_unwind_emit_set): Handle stack alignment instruction.
16486 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16487 Add v6t2, v7, v7a, v7r and v7m.
16488 (RETLDM): Add Thumb-2 code.
16489 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16490 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16491 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16492 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16493 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16494 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16495 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16496 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16497 ADJUST_INSN_LENGTH): Define.
16498 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16499 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16500 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16501 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16502 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16503 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16504 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16505 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16506 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16507 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16508 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16509 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16510 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16511 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16512 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16513 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16514 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16516 * config/arm/arm-tune.md: Regenerate.
16517 * config/arm/arm-protos.h: Update prototypes.
16518 * config/arm/vfp.md: Enable patterns for Thumb-2.
16519 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16520 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16521 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16522 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16523 * config/arm/libunwind.S: Add Thumb-2 code.
16524 * config/arm/constraints.md: Update include Thumb-2.
16525 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16526 * config/arm/ieee754-df.S: Ditto.
16527 * config/arm/bpabi.S: Ditto.
16528 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16529 * config/arm/predicates.md (low_register_operand,
16530 low_reg_or_int_operand, thumb_16bit_operator): New.
16531 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16532 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16533 * config/arm/t-arm-elf: Add armv7 multilib.
16534 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16536 (UNSPEC_STACK_ALIGN, ce_count): New.
16537 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16538 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16540 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16541 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16542 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16543 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16544 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16545 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16547 * doc/extend.texi: Document ARMv7-M interrupt functions.
16548 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16550 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16552 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16553 (struct _Unwind_Context): Rename args_size to flags, remove
16554 signal_frame field, add a new args_size field and version field.
16555 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16556 _Unwind_IsExtendedContext): New inline functions.
16557 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16558 Assume by_value array is only present if _Unwind_IsExtendedContext.
16559 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16560 _Unwind_IsSignalFrame.
16561 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16562 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16563 (uw_init_context_1): Initialize context->flags to
16564 EXTENDED_CONTEXT_BIT.
16565 * config/rs6000/linux-unwind.h (frob_update_context): Use
16566 _Unwind_SetSignalFrame.
16568 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16570 PR middle-end/30353
16571 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16572 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16575 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16577 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16578 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16579 RET, AT_SP): Remove.
16580 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16583 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16584 * cfgbuild.c (find_basic_blocks): Likewise.
16585 * cfgrtl.c (rtl_create_basic_block): Likewise.
16586 * function.c (temp_slots_at_level): Likewise.
16587 * reg-stack.c (stack_regs_mentioned): Likewise.
16588 * regclass.c (allocate_reg_info): Likewise.
16589 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16590 set_bb_for_stmt, move_block_to_fn): Likewise.
16591 * tree-complex.c (tree_lower_complex): Likewise.
16592 * vec.h (VEC_safe_grow_cleared): New.
16594 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16596 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16598 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16599 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16601 * cfgloopmanip.c (scale_loop_frequencies): Export.
16602 (loopify): Scale the frequencies by prescribed coefficients.
16603 (set_zero_probability): New function.
16604 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16605 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16606 and frequencies according to arguments.
16607 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16609 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16610 * modulo-sched.c (sms_schedule): Set probabilities for entering
16611 versioned loop correctly.
16612 * tree-vect-transform.c (vect_transform_loop): Ditto.
16613 * cfgloop.h (loopify, loop_version): Declaration changed.
16614 (scale_loop_frequencies): Declared.
16616 2007-01-02 Jan Hubicka <jh@suse.cz>
16618 * cgraph.c: Include tree-flow.h
16619 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16620 early_local_passes.
16621 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16622 * tree-pass.h (pass_all_early_optimizations): Declare.
16623 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16624 early_local_passes.
16625 (cgraph_analyze_function): Do early_local_passes.
16626 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16627 Do not add referenced vars.
16628 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16630 (gate_all_early_local_passes): New gate.
16631 (pass_early_local_passes): Use new gate.
16632 (execute_early_local_optimizations): New functions.
16633 (gate_all_early_optimizations): New gate.
16634 (pass_all_early_optimizations): New pass.
16635 (execute_free_datastructures): Free SSA only when initialized.
16636 (gate_init_datastructures): Init only when optimizing.
16637 (tree_lowering_passes): Do early local passes when called late.
16638 * tree-profile.c (do_tree_profiling): Don't profile functions added
16640 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16641 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16643 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16644 during early_local_passes.
16645 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16648 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16650 * Makefile.in: Update copyright year.
16652 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16654 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16655 in $(lang_checks) and check-consistency targets.
16657 2007-01-02 Jan Hubicka <jh@suse.cz>
16659 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16660 Do not add referenced vars.
16661 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16663 * passes.c (init_optimization_passes): Put mudflap_2 after
16664 free_datastructures.
16666 2007-01-02 Jan Hubicka <jh@suse.cz>
16668 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16669 Set NOTHROW flag on call statements proved to be nothrow.
16670 Update statement of local calls so new pure/const functions are
16671 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16673 (tree_rest_of_compilation): Register hooks and initialize bitmap
16674 early. Do not set after_inlining flag.
16676 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16678 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16679 HOST_BITS_PER_LONGLONG
16681 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16684 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16685 warning for non-static initializers.
16687 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16689 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16690 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16691 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16692 Always use set_unique_reg_note to add REG_EQUAL notes.
16694 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16697 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16699 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16700 * cfgbuild.c (find_basic_blocks): Likewise.
16701 * cfgrtl.c (rtl_create_basic_block): Likewise.
16702 * function.c (temp_slots_at_level): Likewise.
16703 * reg-stack.c (stack_regs_mentioned): Likewise.
16704 * regclass.c (allocate_reg_info): Likewise.
16705 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16706 set_bb_for_stmt, move_block_to_fn): Likewise.
16707 * tree-complex.c (tree_lower_complex): Likewise.
16708 * vec.h (VEC_safe_grow_cleared): New.
16710 2007-01-02 Ian Lance Taylor <iant@google.com>
16712 * c-common.c (c_common_truthvalue_conversion): When warning about
16713 using an assignment as a truth value, set TREE_NO_WARNING.
16715 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16718 * c.opt (Wold-style-declaration): New.
16719 * doc/invoke.texi (C-only Warning Options): New.
16720 (Wold-style-declaration): Document it.
16721 (Wextra): Enabled by -Wextra.
16722 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16723 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16724 -Wold-style-declaration.
16726 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16728 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16729 * cfgbuild.c (find_basic_blocks): Likewise.
16730 * cfgrtl.c (rtl_create_basic_block): Likewise.
16731 * function.c (temp_slots_at_level): Likewise.
16732 * reg-stack.c (stack_regs_mentioned): Likewise.
16733 * regclass.c (allocate_reg_info): Likewise.
16734 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16735 set_bb_for_stmt, move_block_to_fn): Likewise.
16736 * tree-complex.c (tree_lower_complex): Likewise.
16737 * vec.h (VEC_safe_grow_cleared): New.
16739 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16741 * c-common.c (c_common_nodes_and_builtins): Since variants of
16742 void_type_node get built before it is given a name, we need to
16743 give those variants the name, too.
16744 (complete_array_type): We need to work with the canonical main
16745 type of the array, from which we will build the qualified version.
16746 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16747 * print-tree.c (print_node): Display canonical type information
16749 * stor-layout.c (layout_type): When we don't know the
16750 alignment of a type for which we're building an array, we end up
16751 guessing wrong, so make the type require structural equality.
16752 * tree.c (make_node_stat): When we build a new type, it is its
16753 own canonical type.
16754 (build_type_attribute_qual_variant): When building an attribute
16755 variant, its canonical type is the non-attribute variant. However,
16756 if the attributes are target-dependent and they differ, we need to
16757 use structural equality checks for this type.
16758 (build_qualified_type): A qualified type is not equivalent to its
16759 unqualified variant; set the canonical type appropriately.
16760 (build_distinct_type_copy): When building a distinct type from
16761 another type, the new type is its own canonical type.
16762 (build_variant_type_copy): When building a new type variant, we
16763 assume that it is equivalent to the original type.
16764 (build_pointer_type_for_mode): When building a pointer type, also
16765 build a canonical type pointer.
16766 (build_reference_type_for_mode): When building a reference type,
16767 also build a canonical type reference.
16768 (build_index_type): When we can't hash an index type (e.g.,
16769 because its maximum value is negative), the index type requires
16770 structural equality tests.
16771 (build_array_type): Build the canonical form of an array type.
16772 (build_function_type): Function types require structural equality,
16773 because they contain default arguments, attributes, etc.
16774 (build_method_type_directly): Ditto for method types.
16775 (build_offset_type): Build the canonical offset type.
16776 (build_complex_type): Build the canonical vector type.
16777 (make_vector_type): Build the canonical vector type.
16778 * tree.h (TYPE_CANONICAL): New.
16779 (TYPE_STRUCTURAL_EQUALITY_P): New.
16780 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16781 (struct tree_type): Added "canonical" field.
16782 * params.h (VERIFY_CANONICAL_TYPES): New.
16783 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16784 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16785 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16786 * doc/invoke.texi (verify-canonical-types): Document --param
16787 parameter for verifying canonical types.
16789 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16791 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16792 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16793 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16794 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16796 * config/rs6000/e500.h: New.
16797 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16798 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16800 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16801 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16802 TARGET_E500_DOUBLE): Remove.
16803 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16804 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16805 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16806 * config/rs6000/rs6000.c (rs6000_override_options): Use
16807 CHECK_E500_OPTIONS.
16809 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16811 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16812 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16813 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16814 rs6000_emit_cmove): Don't check TARGET_E500.
16815 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16816 sordered): Don't check TARGET_E500.
16818 2007-01-01 Eric Christopher <echristo@apple.com>
16820 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16821 HARD_REGISTER_NUM_P.
16823 2007-01-01 Roger Sayle <roger@eyesopen.com>
16825 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16826 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16827 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16830 2007-01-01 Mike Stump <mrs@apple.com>
16832 * configure.ac: Remove support for building with Apple's gcc-3.1.
16834 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16836 PR middle-end/30311
16837 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16838 REG is a hard register. Do not modify REG before calling
16840 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16841 multiple of the size of YMODE for certain lowpart cases.
16843 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16845 PR middle-end/30253
16846 * gimplify (voidify_wrapper_expr): Update for
16847 GIMPLE_MODIFY_STMT.
16849 2007-01-01 Andreas Schwab <schwab@suse.de>
16852 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16853 save of BR0 in extra_spill_size instead of spill_size.
16854 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16856 (ia64_expand_epilogue): Restore BR0 from its new location.
16858 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16860 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16861 Use a temporary variable if the left hand side is not a gimple
16864 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16866 * gimplify.c (gimplify_return_expr): Make the temporary variable
16867 for the return expression, a gimple register variable.
16869 2007-01-01 Jan Hubicka <jh@suse.cz>
16871 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16874 2007-01-01 Mike Stump <mrs@apple.com>
16876 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16878 * config/darwin.c (machopic_select_rtx_section): Use
16879 HAVE_GAS_LITERAL16.
16880 (darwin_mergeable_constant_section): Likewise.
16881 * configure: Regenerate.
16882 * config.in: Regenerate.
16884 2007-01-01 Jan Hubicka <jh@suse.cz>
16885 Andrew Pinski <pinskia@gmail.com>
16887 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16888 before starting IPA passes.