1 2007-06-18 David Daney <ddaney@avtrex.com
4 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
7 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12 * df-problems.c (df_note_bb_compute): Fix dumping info.
14 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17 insn with emit_jump_insn.
19 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
21 PR tree-optimization/32383
22 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
23 * targhooks.h (default_builtin_reciprocal): Update prototype.
24 * target.h (struct gcc_target): Update builtin_reciprocal.
25 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
26 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
27 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
28 when fndecl is in BUILT_IN_MD class.
29 (execute_convert_to_rsqrt): Ditto.
31 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
32 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
33 Convert BUILT_IN_SQRTF code only when md_fn is false.
35 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
37 * bt-load.c (move_btr_def): Fix the order of arguments
38 to validate_replace_rtx.
40 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
42 * config/m68k/m68k-devices.def: Add 54450..54455.
44 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
46 PR rtl-optimization/32366
47 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
48 FLOAT_EXTEND]: Prevent non-scalar modes from entering
51 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
54 * modulo-sched (generate_reg_moves): Added rescan parameter and if
55 this is true, rescan insn being modified.
56 (sms_schedule): Added rescan parameter.
57 (rest_of_handle_sms): Moved freeing of dominance info to before
58 getting out of cfg_layout.
60 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
62 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
63 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
66 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
67 FL_CF_EMAC from the entry for isac.
69 * config/m68k/predicates.md (const_call_operand): Adjust comment.
70 (const_sibcall_operand): New.
71 (sibcall_operand): Use it.
72 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
73 (m68k_isas): ISAC does not imply FPU or EMAC.
74 (override_options): Add ISA_C logic for symbolic jump & call.
76 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
78 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
79 return mode from the builtin itself.
80 (sparc_fold_builtin): Fix cast of zero constant.
82 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
84 * targhooks.c (default_builtin_reciprocal): New default target hook.
85 * targhooks.h (default_builtin_reciprocal): Add prototype.
86 * hooks.c (hook_tree_tree_bool_null): Remove hook.
87 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
88 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
89 default_builtin_reciprocal.
91 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
94 * hooks.c (hook_tree_tree_bool_null): New hook.
95 * hooks.h (hook_tree_tree_bool_null): Add prototype.
96 * tree-pass.h (pass_convert_to_rsqrt): Declare.
97 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
98 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
99 and convert it to reciprocal a*rfunc(b).
100 (execute_convert_to_rsqrt): New function.
101 (gate_convert_to_rsqrt): New function.
102 (pass_convert_to_rsqrt): New pass definition.
103 * target.h (struct gcc_target): Add builtin_reciprocal.
104 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
105 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
106 TARGET_BUILTIN_RECIPROCAL.
107 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
109 * config/i386/i386.h (TARGET_RECIP): New define.
110 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
111 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
112 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
113 and not optimizing for size.
114 (*rcpsf2_sse): New insn pattern.
115 (*rsqrtsf2_sse): Ditto.
116 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
117 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
118 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
119 and not optimizing for size.
120 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
121 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
122 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
123 and not optimizing for size.
124 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
125 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
126 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
127 and not optimizing for size.
128 (*sse_rsqrtv4sf2): Do not export.
130 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
131 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
132 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
133 and not optimizing for size.
135 * config/i386/i386.opt (mrecip): New option.
136 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
137 (ix86_emit_swsqrtsf): Ditto.
138 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
139 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
141 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
142 ix86_expand_unop1_builtin.
143 (ix86_emit_swdivsf): New function.
144 (ix86_emit_swsqrtsf): Ditto.
145 (ix86_builtin_reciprocal): New function.
146 (TARGET_BUILTIN_RECIPROCAL): Use it.
147 (ix86_vectorize_builtin_conversion): Rename from
148 ix86_builtin_conversion.
149 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
150 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
151 "i386 and x86_64 Options" section.
152 (Intel 386 and AMD x86_64 Options): Document -mrecip.
154 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
155 Zdenek Dvorak <dvorakz@suse.cz>
156 Richard Guenther <rguenther@suse.de>
157 Kaz Kojima <kkojima@gcc.gnu.org>
159 * tree-vrp.c (compare_values_warnv): Convert val2 to
161 (extract_range_from_assert): Create
162 POINTER_PLUS_EXPR for pointer types.
163 (extract_range_from_binary_expr): Handle
164 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
166 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
167 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
168 POINTER_PLUS_EXPR as PLUS_EXPR.
169 (number_of_iterations_lt_to_ne):
170 For pointer types, use sizetype when
171 creating MINUS_EXPR/PLUS_EXPRs.
172 (assert_loop_rolls_lt): For pointer types, use sizetype when
173 creating MINUS_EXPR/PLUS_EXPRs.
174 (number_of_iterations_le): Likewise.
175 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
176 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
177 like PLUS_EXPR and MINUS_EXPR.
178 * tree-pretty-print.c (dump_generic_node): Handle
181 (op_symbol_1): Likewise.
182 * optabs.c (optab_for_tree_code): Likewise.
183 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
185 * tree-tailcall.c (process_assignment): Mention
186 POINTER_PLUS_EXPR in a TODO comment.
187 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
188 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
189 not used with a pointer and an integer type.
190 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
191 increment using chrec_convert_rhs instead of chrec_convert.
192 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
193 PLUS_EXPR except for the right hand side's type will be
195 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
196 (fold_used_pointer_cast): Kill.
197 (pointer_offset_p): Kill.
198 (fold_used_pointer): Kill.
199 (pointer_used_p): Kill.
200 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
201 call fold_used_pointer.
202 (instantiate_parameters_1): Convert the increment
203 using chrec_convert_rhs instead of chrec_convert.
204 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
205 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
206 instead of PLUS_EXPR.
207 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
208 PLUS_EXPR for pointers.
209 (std_gimplify_va_arg_expr): Likewise.
210 (fold_builtin_memory_op): Likewise.
211 (fold_builtin_strstr): Likewise.
212 (fold_builtin_strchr): Likewise.
213 (fold_builtin_strrchr): Likewise.
214 (fold_builtin_strpbrk): Likewise.
215 (expand_builtin_memory_chk): Likewise.
216 (fold_builtin_memory_chk): Likewise.
217 (std_expand_builtin_va_start): Use
218 sizetype for the call to make_tree and then convert
220 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
221 instead of PLUS_EXPR for adding to a pointer.
222 (std_gimplify_va_arg_expr): Use fold_build2 for
223 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
224 the operands to sizetype first and then cast the BIT_AND_EXPR
225 back to the pointer type.
226 * fold-const.c (build_range_check): Handle pointer types
228 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
229 of PLUS_EXPR's. Make sure the offset is converted to
231 (try_move_mult_to_index): Strip the NOPs from the offset.
232 Remove code argument and replace all uses with PLUS_EXPR.
233 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
234 specially. Don't use a pointer type for MINUS_EXPR.
235 (fold_unary): Handle for (T1)(X op Y),
236 only p+ as that is the only as that can be handled for
237 binary operators now.
238 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
240 <case PLUS_EXPR>: Add folding of PTR+INT into
242 Don't call try_move_mult_to_index.
243 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
244 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
245 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
246 Don't call try_move_mult_to_index.
247 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
248 (tree_expr_nonzero_p): Likewise.
249 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
250 of PLUS_EXPR for the complex expression folding.
251 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
252 first chrec is a pointer type, then the second should
253 be sizetype and not the first's type.
254 For POINTER_PLUS_EXPR, use a different right hand side type.
255 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
256 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
257 different right hand side type.
258 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
259 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
260 instead of PLUS_EXPR.
261 When either operand is zero, convert the other operand.
262 (chrec_apply): Use chrec_convert_rhs
263 on the argument x instead of chrec_convert.
264 (reset_evolution_in_loop): For pointer types, the new_evol
266 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
267 different right hand side type.
268 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
269 (chrec_convert_rhs): New function.
270 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
271 different right hand side type.
272 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
273 * tree-chrec.h (chrec_convert_rhs): New prototype.
274 (build_polynomial_chrec): For pointer types, the right hand
275 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
276 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
277 Remove subtraction case as it is always addition now.
278 Make sure the offset is converted to sizetype.
279 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
280 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
281 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
282 PLUS_EXPR in pointer type.
283 Handle POINTER_PLUS_EXPR.
284 (tree_to_aff_combination): Likewise.
285 (force_expr_to_var_cost): Likewise.
286 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
287 instead of PLUS_EXPR for pointers.
288 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
289 instead of PLUS_EXPR of pointer types.
290 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
292 (check_va_list_escapes): Likewise.
293 (check_all_va_list_escapes): Likewise.
294 * dwarf2out.c (loc_descriptor_from_tree_1):
295 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
296 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
297 (string_constant): Likewise.
298 * tree-ssa-address.c (tree_mem_ref_addr): When adding
299 the offset to the base, use POINTER_PLUS_EXPR.
300 (add_to_parts): Convert the index to sizetype.
301 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
302 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
303 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
304 Offset only holds something for PLUS_EXPR.
305 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
307 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
309 (analyze_accesses_for_modify_stmt): Likewise.
310 Remove comment about the type being integral type as it is
312 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
314 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
316 Correct the type which the artimentic is done in (is now
319 * tree-data-ref.c (split_constant_offset): Handle
321 * tree-affine.c (tree_to_aff_combination): Likewise.
322 * c-typeck.c (build_unary_op): For pointers create the increment
323 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
325 * gimplify.c (gimplify_self_mod_expr): Create a
326 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
327 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
328 * tree.def (POINTER_PLUS_EXPR): New tree code.
329 * tree-predcom.c (ref_at_iteration): If we have a pointer
330 type do the multiplication in sizetype.
331 * tree-mudflap.c (mf_xform_derefs_1): Create a
332 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
333 * tree-ssa-forwprop.c
334 (forward_propagate_addr_into_variable_array_index):
335 Don't expect there to be a cast for the index as that
336 does not exist anymore.
337 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
338 instead of PLUS_EXPR.
339 Don't check for the first operand of the POINTER_PLUS_EXPR
340 was the index as it cannot be.
341 Call forward_propagate_addr_into_variable_array_index with
342 the SSA_NAME instead of the statement.
343 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
344 (compare_constant): Likewise.
345 (copy_constant): Likewise.
346 (compute_reloc_for_constant): Likewise.
347 (output_addressed_constants): Likewise.
348 (initializer_constant_valid_p): Likewise.
349 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
350 Convert the MIN/MAX of the inner type to the outer
351 type before comparing them.
352 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
353 POINTER_PLUS_EXPR instead of PLUS_EXPR.
354 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
355 of PLUS_EXPR for pointers.
356 * tree-inline.c (estimate_num_insns_1): Handle
358 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
359 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
360 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
361 instead of PLUS_EXPR for the pointer increment statement.
362 (vect_update_ivs_after_vectorizer): For pointer types, create
363 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
364 MULT_EXPR in sizetype.
365 (vect_gen_niters_for_prolog_loop): Add a cast when creating
367 * tree-object-size.c (plus_expr_object_size): Handle
368 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
369 code which is trying to figure out which side is a pointer and
371 (check_for_plus_in_loops_1): Likewise.
372 (check_for_plus_in_loops): Likewise.
373 * c-common.c (pointer_int_sum): Create a
374 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
375 * tree-ssa-structalias.c (handle_ptr_arith): Handle
376 only POINTER_PLUS_EXPR. Removing all the extra
377 code which is trying to figure out which side is a pointer and
379 * tree-cfg.c (verify_expr): Add extra checking for pointers and
380 PLUS_EXPR and MINUS_EXPR.
381 Also add checking to make sure the operands of POINTER_PLUS_EXPR
383 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
384 with make_tree, instead of a pointer type.
385 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
386 for pointers instead of PLUS_EXPR.
387 (s390_gimplify_va_arg): Likewise.
388 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
389 instead of PLUS_EXPR when doing addition on pointer
390 types. Use sizetype for the second operand.
391 (spu_gimplify_va_arg_expr): Likewise.
392 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
393 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
394 a pointer. Don't create a BIT_AND_EXPR for pointer types.
395 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
396 for the pointer addition and also use size_int/sizetype
398 (ix86_gimplify_va_arg): Likewise.
399 Perform BIT_AND_EXPR on sizetype arguments.
400 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
401 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
402 for the pointer additions and also use size_int for the offsets.
403 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
404 additions and also use size_int for the offsets. Perform
405 BIT_AND_EXPR on sizetype arguments.
406 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
407 POINTER_PLUS_EXPR for pointers and create the
408 BIT_AND_EXPR in sizetype.
409 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
410 instead of PLUS_EXPR for pointer addition.
411 (rs6000_va_start): Likewise.
412 Also use sizetype for the offset.
413 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
414 as PLUS_EXPR/MINUS_EXPR.
415 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
416 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
417 Don't use BIT_AND_EXPR on a pointer type, convert the
418 expression to sizetype first.
419 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
421 (mips_gimplify_va_arg_expr): Likewise.
422 Don't create BIT_AND_EXPR in a pointer type.
424 2007-06-15 Eric Christopher <echristo@apple.com>
426 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
427 (x86_64-*-darwin*): Ditto.
428 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
431 2007-06-15 Matthew Wilcox <matthew@wil.cx>
433 * doc/extend.texi: Document behavior of __attribute__((aligned))
436 2007-06-15 Mark Mitchell <mark@codesourcery.com>
438 * rtlanal.c (note_stores): Improve documentation.
440 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
442 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
443 LOCAL_LABEL_PREFIX): Delete.
444 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
445 (bfin_internal_label): Delete.
447 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
449 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
450 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
451 otherwise define to LIBGCC2_TF_CEXT.
452 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
453 (LIBGCC_TF_CEXT): Ditto.
456 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
458 PR rtl-optimization/32339
459 * df-scan.c (df_uses_record): Don't modify flags but just add to
460 it for df_ref_record.
462 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
464 * tree-mudflap.c: Fix whitespace issues.
466 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
468 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
470 2007-06-14 Eric Christopher <echristo@apple.com>
472 * config/i386/sse.md (movdi_to_sse): Rewrite body.
473 (movv4sf): Use gcc_unreachable instead of abort.
475 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
478 * config/i386/sfp-machine.h (CMPtype): New define.
479 (mach stubs): Use CMPtype instead of int as a return type.
481 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
483 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
484 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
485 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
486 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
487 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
488 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
489 config/soft-fp/soft-fp.h: Update from glibc CVS.
491 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
493 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
495 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
498 * config/v850/v850.c: Include dataflow header file.
499 (substitute_ep_register): Fix typo.
501 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
503 * configure.ac: Fix earlier checkin.
504 * configure: Regenerated.
506 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
508 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
509 * aclocal.m4: Regenerate.
510 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
511 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
512 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
513 * configure: Regenerate.
514 * Makefile.in (LOOSE_WARN): Subst loose_warn.
516 * Makefile.in (quickstrap): Build libgcc too.
518 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
520 * configure.ac: Add --enable-checking=df. Explicitly mention that
521 the variables are initialized as for "release".
523 * configure: Regenerate.
524 * config.in: Regenerate.
526 2007-06-14 Bob Wilson <bob.wilson@acm.org>
528 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
529 validate_replace_rtx instead of replace_rtx.
530 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
532 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
534 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
535 (DWARF2_UNWIND_INFO): Override default if configured with
537 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
538 (ENDFILE_SPEC): Add crtend.o.
539 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
540 (ENDFILE_SPEC): Add crtend.o.
541 (TARGET_USE_JCR_SECTION): Define.
542 (MD_UNWIND_SUPPORT): Define for 32-bit target.
544 * config/i386/cygming-crtbegin.c: New file.
545 * config/i386/cygming-crtend.c: New file.
547 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
549 * config/i386/w32-unwind.h: New file.
551 2007-06-13 Eric Christopher <echristo@apple.com>
553 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
554 the user set a value below STACK_BOUNDARY.
556 2007-06-13 Thiemo Seufer <ths@networkno.de>
558 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
559 imply -lpthread for -pthread.
561 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
563 * basic-block.h: Remove the prototype for
564 free_basic_block_vars.
565 * cfglayout.h: Remove the prototype for
566 insn_locators_initialize.
567 * tree.h: Remove the prototype for emit_line_note.
569 * tree-ssa-pre.c (mergephitemp): Remove.
570 (init_pre): Don't use mergephitemp.
572 2007-06-13 Eric Christopher <echristo@apple.com>
574 * config/i386/i386.c (override_options): If we've specified
575 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
577 2007-06-13 Bob Wilson <bob.wilson@acm.org>
579 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
582 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
584 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
585 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
586 (eh_store_handler): New pattern.
587 (eh_return): Emit it instead of a plain move.
589 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
591 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
592 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
593 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
596 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
598 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
599 (find_next_insn_start, find_load): New functions.
600 (bfin_reorg): Use them to deal with the fact that parallel insns are
601 no longer represented as a SEQUENCE.
603 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
605 * config/sparc/sparc.c (sparc_override_options): Initialize
608 2007-06-13 Dave Korn <dave.korn@artimi.com>
610 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
613 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
615 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
616 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
617 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
618 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
619 tree-vect-transform.c: Fix comment typos. Follow spelling
622 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
624 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
625 to the exit block use set.
626 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
627 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
629 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
631 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
632 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
633 to indicate an error.
634 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
635 (dbg_cnt_process_opt): Print an error on a bad argument.
636 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
637 * common.opt (-fdbg-cnt-list): New.
638 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
640 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
642 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
643 flag on ref-all pointers.
645 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
648 * expr.c (expand_expr_addr_expr_1): Call expand_expr
649 for the offset with the modifier as EXPAND_INITIALIZER
650 if the modifier is EXPAND_INITIALIZER.
651 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
652 a register if we had an overflow.
654 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
656 * real.c (real_isfinite): New.
658 * real.h (real_isfinite): New.
659 * builtins.c: Use it.
661 2007-06-12 Ian Lance Taylor <iant@google.com>
662 Daniel Berlin <dberlin@dberlin.org>
665 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
666 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
667 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
668 (DECL_NO_TBAA_P): Define.
669 (struct tree_decl_common): Add no_tbaa_flag field.
670 * tree-ssa-structalias.c (struct variable_info): Add
671 no_tbaa_pruning field.
672 (new_var_info): Initialize no_tbaa_pruning field.
673 (unify_nodes): Copy no_tbaa_pruning field.
674 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
675 (dump_solution_for_var): Print no_tbaa_pruning flag.
676 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
678 (compute_tbaa_pruning): New static function.
679 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
680 Call compute_tbaa_pruning.
681 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
682 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
683 * gimple-low.c (lower_stmt): Likewise.
684 * tree-gimple.c (is_gimple_stmt): Likewise.
685 * tree-ssa-operands.c (get_expr_operands): Likewise.
686 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
687 * tree-inline.c (estimate_num_insns_1): Likewise.
688 (copy_result_decl_to_var): Likewise.
689 * expr.c (expand_expr_real_1): Likewise.
690 * tree-pretty-print.c (dump_generic_node): Likewise.
691 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
692 * omp-low.c (omp_copy_decl_2): Likewise.
693 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
694 * doc/c-tree.texi (Expression trees): Document
695 CHANGE_DYNAMIC_TYPE_EXPR.
697 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
699 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
700 with !HONOR_NANS and !HONOR_INFINITIES.
701 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
703 2007-06-12 Tristan Gingold <gingold@adacore.com>
705 * gcov.c: Comments updated.
706 (source_info): Add file_time field.
707 (source_index): New variable.
708 (mutiple_files): New variable.
709 (generate_results): New function extracted from process_file.
710 (process_file): Save and restore chain of functions, generate
711 results and free structures only if not merging results.
712 (release_structures): File names are now freed in create_file_names
713 (create_file_names): Free previous file names.
714 (find_source): File date is now read here and modifications in
715 source files is checked here.
716 (read_graph_file): Only reverse order of functions for the current
718 (make_gcov_file_name): Do not generate long names if input_name is
720 (output_lines): If merging results do not display graph, data and
722 Checking source file modification is done in find_source.
724 * doc/gcov.texi: Append an s to sourcefile.
726 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
728 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
729 (forced_nop): New pattern.
730 * config/bfin/bfin.c: Include "df.h".
731 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
732 (bfin_discover_loop): Use df_get_live_in instead of
733 global_live_at_start.
734 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
735 df_analyze when done.
736 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
737 the insns. Use QImode for the final insn in a bundle. Call
738 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
740 (reorder_var_tracking_notes): New function.
741 (bfin_reorg): Pass no argument to split_all_insns. Don't call
742 update_life_info. Call df_analyze after scheduling and bundle
743 generation. Call reorder_var_tracking_notes if generating these notes.
744 Call df_finish_pass at the end.
746 2007-06-12 Dirk Mueller <dmueller@suse.de>
748 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
749 a comparison, not an assignment.
751 2007-06-12 Olivier Hainque <hainque@adacore.com>
753 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
754 Request walking the subtrees only, leaving the current is_lhs/val_only
756 (convert_non_local_reference): Likewise.
758 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
760 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
762 2007-06-12 Richard Guenther <rguenther@suse.de>
764 PR tree-optimization/15353
765 PR tree-optimization/31657
766 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
767 * timevar.def: Add TV_TREE_IFCOMBINE.
768 * tree-pass.h (pass_tree_ifcombine): Declare.
769 * tree-ssa-ifcombine.c: New file.
770 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
771 * tree-flow.h (blocks_in_phiopt_order): Declare.
772 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
773 (tree-ssa-ifcombine.o): New dependencies.
775 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
777 PR rtl-optimization/32293
778 * combine.c (simplify_if_then_else): Truncate return from
779 nonzero_bits() to correct mode.
781 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
783 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
784 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
786 2007-06-11 Diego Novillo <dnovillo@google.com>
788 * Makefile.in (reload1.o-warn): Remove.
790 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
792 * combine.c (subst): Use reg_overlap_mentioned_p
793 instead of comparing register numbers directly.
795 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
797 * reload1.c (mark_home_live_1): Use the mode parameter.
799 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
801 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
802 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
806 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
808 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
810 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
812 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
813 from integer registers.
814 (FP mode splitters): Handle TFmode.
816 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
818 * tree-ssa-structalias.c (find_what_p_points_to): Return false
819 for ref-all pointers that point-to anything.
821 2007-06-11 Joseph Myers <joseph@codesourcery.com>
823 * config/arm/arm.c (arm_output_dwarf_dtprel,
824 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
826 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
828 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
829 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
832 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
834 * gcc/tree.c (signed_or_unsigned_type_for): New.
835 (unsigned_type_for): Use signed_or_unsigned_type_for.
836 (signed_type_for): Use signed_or_unsigned_type_for.
837 * gcc/tree.h (signed_or_unsigned_type_for): New.
838 (get_signed_or_unsigned_type): Remove.
839 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
840 lang_hooks.types.signed_type
841 (size_diffop): Likewise.
842 (all_ones_mask_p): Likewise.
843 (build_range_check): Likewise.
844 (fold_cond_expr_with_comparison): Likewise.
845 (fold_cond_expr_with_comparison): Likewise.
846 (unextend): Likewise.
847 (extract_muldiv_1): Likewise.
848 (fold_single_bit_test_into_sign_test): Likewise.
849 (fold_binary): Likewise.
850 (fold_ternary): Likewise.
851 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
852 instead of get_signed_or_unsigned_type.
853 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
854 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
855 * gcc/expr.c (signed_or_unsigned_type_for): Use
856 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
857 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
858 (lhd_signed_or_unsigned_type): Remove.
859 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
860 signed_or_unsigned_type.
861 (lhd_signed_or_unsigned_type): Remove.
862 * gcc/expmed.c (make_tree): Use signed_type_for instead of
863 lang_hooks.types.signed_type.
864 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
865 c_common_signed_type instead of lang_hooks.types.signed_type.
866 (c_common_unsigned_type): New.
867 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
868 (shorten_compare): Use c_common_unsigned_type instead of
869 c_common_signed_or_unsigned_type.
870 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
872 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
873 lang_hooks.types.signed_type.
874 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
875 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
876 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
877 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
878 instead of unsigned_type_for.
879 * gcc/c-decl.c (groakdeclarator): Likewise.
880 * gcc/c-typeck.c (convert_for_assignment): Likewise.
881 * gcc/c-common.h (c_common_unsigned_type): New.
883 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
886 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
887 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
889 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
892 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
893 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
895 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
896 Sebastian Pop <sebpop@gmail.com>
898 * lambda-code.c (remove_iv): New.
899 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
901 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
903 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
904 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
905 * tree-ssa-loop-prefetch.c: Include optabs.h.
906 (FENCE_FOLLOWING_MOVNT): New macro.
907 (struct mem_ref): Add independent_p and storent_p fields.
908 (record_ref): Initalize the new fields.
909 (gather_memory_references_ref): Return true if the reference
911 (gather_memory_references): Check whether all memory accesses
912 in loop were recorded.
913 (should_issue_prefetch_p): Return false for nontemporal stores.
914 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
915 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
916 (determine_loop_nest_reuse): Detect independent memory references.
917 (loop_prefetch_arrays): Call mark_nontemporal_stores.
918 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
919 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
920 * config/i386/i386.h (x86_mfence): Declare.
921 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
922 * config/i386/i386.c (x86_mfence): New variable.
923 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
925 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
926 * optabs.c (init_optabs): Initialize storent_optab.
927 * optabs.h (enum optab_index): Add OTI_storent.
928 (storent_optab): Declare.
929 * genopinit.c (optabs): Add initialization for storent_optab.
930 * tree.h (MOVE_NONTEMPORAL): New macro.
931 * expr.c (expand_assignment, store_expr, store_constructor_field,
932 store_constructor, store_field, expand_expr_real_1): Propagate
933 nontemporality of the expanded store.
934 (emit_storent_insn): New function.
935 * expr.h (expand_assignment, store_expr): Declaration changed.
936 * function.c (assign_parm_setup_reg): Pass false as nontemporality
937 to expand_assignment.
938 * stmt.c (expand_asm_expr): Ditto.
939 * calls.c (initialize_argument_information): Pass false as
940 nontemporality to store_expr.
941 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
944 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
946 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
948 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
950 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
952 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
953 and allow DECL_P here.
955 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
957 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
958 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
959 track of the size of the expression.
960 * cfghooks.c (merge_blocks): Remove block from loops structure only
961 after call of the merge_blocks hook.
963 2007-06-09 Tom Tromey <tromey@redhat.com>
965 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
966 (deprecated_state): Removed.
967 (start_decl): Update.
968 (enum deprecated_states): Moved earlier.
969 (groktypename): Update.
970 (push_parm_decl): Likewise.
971 (grokfield): Likewise.
972 (start_function): Likewise.
974 2007-06-09 Ian Lance Taylor <iant@google.com>
976 PR tree-optimization/32169
977 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
978 CONVERT_EXPR, check whether min and max both converted to an
979 overflow infinity representation.
981 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
983 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
984 not inserted on the edge.
986 2007-06-08 Bob Wilson <bob.wilson@acm.org>
988 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
989 instructions if they are supported.
990 (__divsi3, __umodsi3, __modsi3): Likewise.
991 (__ashldi3, __ashrdi3, __lshrdi3): New.
992 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
994 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
995 Tony Linthicum <tony.linthicum@amd.com>
997 * doc/extend.texi: Add fvect-cost-model flag.
998 * common.opt (fvect-cost-model): New flag.
999 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1000 cost fields in stmt_vec_info struct for STMT.
1001 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1002 fields in stmt_vec_info struct and access functions for the same.
1003 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1004 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1005 load, store and vector to scalar operation.
1006 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1007 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1008 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1009 (TARG_VEC_STORE_COST): Define cost of vector store.
1010 (vect_estimate_min_profitable_iters): Define new function.
1011 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1012 check to evaluate if loop iterations are less than minimum profitable
1013 iterations determined by cost model or minimum vect loop bound defined
1014 by user, whichever is more conservative.
1015 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1016 run-time check to evaluate if loop iterations are less than minimum
1017 profitable iterations determined by cost model or minimum vect loop
1018 bound defined by user, whichever is more conservative.
1019 (vect_estimate_min_profitable_iterations): New function to estimate
1020 mimimimum iterartions required for vector version of loop to be
1021 profitable over scalar version.
1022 (vect_model_reduction_cost): New function.
1023 (vect_model_induction_cost): New function.
1024 (vect_model_simple_cost): New function.
1025 (vect_cost_strided_group_size): New function.
1026 (vect_model_store_cost): New function.
1027 (vect_model_load_cost): New function.
1028 (vectorizable_reduction): Call vect_model_reduction_cost during
1030 (vectorizable_induction): Call vect_model_induction_cost during
1032 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1033 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1034 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1035 vectorizable_promotion, vectorizable_demotion): Call
1036 vect_model_simple_cost during analysis phase.
1038 2007-06-08 Simon Baldwin <simonb@google.com>
1040 * reg-stack.c (get_true_reg): Readability change. Moved default case
1041 label into direct switch statement scope.
1043 2007-06-08 Simon Baldwin <simonb@google.com>
1045 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1046 in gcc_assert() with '==' comparison.
1048 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1050 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1051 TARGET_ABM handling of x86_popcnt variable.
1053 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1055 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1056 __builtin_copysignq and __builtin_infq built-in functions.
1058 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1060 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1061 SSE4.2 section. Correct built-in function names in SSE4A section.
1063 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1065 PR tree-optimization/32243
1066 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1067 for ncopies after ratio check between nunits_out and nunits_in.
1068 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1070 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1072 PR tree-optimization/32224
1073 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1074 vectorization upon a non GIMPLE_MODIFY_STMT.
1076 2007-06-08 Christian Bruel <christian.bruel@st.com>
1079 * config/sh/sh.md (doloop_end): New pattern and splitter.
1080 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1082 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1085 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1087 (verify_dominators): Do not change dominance tree.
1089 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1091 * config/sh/constraints.md: New file.
1092 * config/sh/sh.c: Include tm-constrs.h.
1093 (reg_class_from_letter): Remove.
1094 (prepare_cbranch_operands): Use satisfies_constraint_*
1095 function instead of macro.
1096 (andcosts, broken_move, sh_secondary_reload): Likewise.
1097 * config/sh/predicates.md (trapping_target_operand): Likewise.
1098 (and_operand, arith_operand, arith_reg_or_0_operand,
1099 cmp_operand, logical_operand, target_operand,
1100 ua_address_operand, ua_offset, xor_operand): Likewise.
1101 * config/sh/sh.md: Include constraints.md.
1102 (*movsicc_t_false): Use satisfies_constraint_* function
1104 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1105 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1106 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1107 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1108 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1109 (REG_CLASS_FROM_CONSTRAINT): Remove.
1110 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1111 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1112 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1113 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1114 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1115 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1116 function instead of macro.
1117 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1118 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1119 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1120 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1121 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1122 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1123 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1124 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1125 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1126 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1127 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1128 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1129 EXTRA_CONSTRAINT_STR): Likewise.
1130 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1132 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1134 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1136 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1139 * c-common.h (flag_cpp0x): Replaced by...
1140 (cxx_dialect): ... this new variable specifying the C++ dialect that
1142 * c-common.c (flag_cpp0x): Removed.
1143 (cxx_dialect): Defined.
1144 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1146 * c-opts.c (c_common_post_options): Likewise.
1147 (set_std_cxx98): Set cxx_dialect to cxx98.
1148 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1150 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1151 Hui-May Chang <hm.chang@apple.com>
1153 * doc/invoke.texi (Darwin Options): Update documentation for
1154 -mmacosx-version-min.
1155 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1156 * config/darwin-driver.c: New file.
1157 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1158 * config/t-darwin (darwin-driver.o): New rule.
1160 * config/darwin-c.c (version_as_macro): Ignore low digit.
1162 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1164 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1165 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1166 (CSGNMODE): New mode macro.
1167 (CSGNVMODE): New mode attribute.
1168 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1169 expander using CSGNMODE mode macro. Handle TFmode.
1170 (copysign<mode>3_const): Rename from copysignsf3_const and
1171 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1173 (copysign<mode>3_var): Rename from copysignsf3_var and
1174 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1176 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1177 mode macro. Handle TFmode.
1178 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1179 (iortf3, *iortf3): Ditto.
1180 (xortf3, *xortf3): Ditto.
1181 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1182 TFmode and TImode masks.
1183 (ix86_expand_copysign): Expand TFmode copysign insn.
1184 (IX86_BUILTIN_INFQ): New.
1185 (IX86_BUILTIN_FABSQ): Ditto.
1186 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1187 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1188 [__builtin_fabsq]: Ditto.
1189 [__builtin_copysignq]: Ditto.
1190 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1191 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1192 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1193 ix86_expand_binop_builtin().
1195 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1197 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1199 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1202 * rtl.h (push_to_sequence2): New.
1203 * emit-rtl.c (push_to_sequence2): New.
1204 * function.c (assign_parm_data_all): Add new fields.
1205 (assign_parm_setup_block): Call push_to_sequence2 instead of
1207 (assign_parm_setup_reg): Ditto.
1208 (assign_parm_setup_stack): Ditto.
1209 (assign_parms_unsplit_complex): Ditto.
1210 (assign_parms): Change field name.
1212 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1214 PR tree-optimization/32220
1215 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1216 phi node is reached before defining statement.
1218 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1221 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1222 after changing the right hand side of the assignment.
1224 2007-06-06 Eric Christopher <echristo@apple.com>
1226 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1227 (x86_64-*-darwin*): Ditto.
1228 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1229 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1231 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1233 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1235 (add_key): Likewise.
1236 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1237 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1239 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1240 (add_cost_one_coalesce): Likewise.
1241 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1242 variable names. Rename orig to orig_name for consistency.
1243 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1245 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1246 (record_equivalences_from_stmt): Likewise.
1247 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1248 the coding conventions.
1249 (memory_ssa_name_same): Likewise.
1250 (dse_optimize_stmt): Likewise.
1251 (dse_record_phis): Likewise.
1252 (dse_finalize_block): Likewise.
1253 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1254 keywords as variable names.
1255 (may_move_till): Cast according to the coding conventions.
1256 (force_move_till_expr): Avoid using C++ keywords as variable names.
1257 (force_move_till): Cast according to the coding conventions.
1258 (memref_hash): Likewise.
1259 (memref_eq): Likewise.
1260 (gather_mem_refs_stmt): Likewise.
1261 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1262 keywords as variable names.
1263 (idx_find_step): Cast according to the coding conventions.
1264 (idx_record_use): Likewise.
1265 (find_depends): Likewise.
1266 (prepare_decl_rtl): Likewise.
1267 (mbc_entry_hash): Likewise.
1268 (mbc_entry_eq): Likewise.
1269 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1270 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1271 (idx_infer_loop_bounds): Cast according to the coding conventions.
1272 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1273 * tree-ssa-math-opts.c (occ_new ): Likwise.
1274 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1276 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1278 (add_use_op): Likewise.
1279 (add_vop): Likewise.
1280 (add_vuse_op): Likewise.
1281 (add_vdef_op): Likewise.
1282 (get_expr_operands): Likewise.
1283 (push_stmt_changes): Use type safe memory macros.
1284 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1285 keywords as variable names.
1286 (conditional_replacement): Likewise.
1287 (minmax_replacement): Likewise.
1288 (abs_replacement): Likewise.
1289 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1291 (insert_fake_stores): Avoid using C++ keywords as variable names.
1292 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1294 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1295 (heapvar_insert): Use type safe memory macros.
1296 (new_var_info): Cast according to the coding conventions.
1297 (new_constraint): Likewise.
1298 (remove_preds_and_fake_succs): Use type safe memory macros.
1299 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1301 (thread_single_edge): Likewise.
1302 (thread_through_loop_header): Likewise.
1304 2007-06-06 Eric Christopher <echristo@apple.com>
1306 * config/i386/i386.c (override_options): Move handling
1307 of TARGET_SUBTARGET* earlier.
1309 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1311 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1314 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1316 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1317 emited outside of basic block.
1318 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1320 * rtl.h (delete_insn_chain): Declaration changed.
1321 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1323 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1324 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1325 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1326 to delete_insn_chain.
1327 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1328 do not have bb field set.
1329 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1331 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1332 * cfgcleanup.c (try_optimize_cfg): Ditto.
1334 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1336 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1337 (lambda_body_vector_new): Use type safe memory macros.
1338 (lambda_linear_expression_new): Likewise.
1339 (lambda_loopnest_new): Likewise.
1340 (lambda_lattice_new): Likewise.
1341 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1342 conventions. Use type safe memory macros.
1343 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1344 (lambda_body_vector_s): Likewise.
1345 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1346 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1348 2007-06-06 Richard Guenther <rguenther@suse.de>
1350 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1351 if we need to schedule cfg_cleanup.
1352 (tree_ssa_forward_propagate_single_use_vars): Do so.
1354 2007-06-06 Ian Lance Taylor <iant@google.com>
1356 * fold-const.c (merge_ranges): If range_successor or
1357 range_predecessor fail, just return 0.
1359 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1361 PR tree-optimization/32216
1362 * tree-vectorizer.c (supportable_widening_operation): Determine
1363 signedness of FIX_TRUNC_EXPR from output operand.
1364 (supportable_narrowing_operation): Ditto.
1365 * tree-vect-generic.c (expand_vector_operations_1): Determine
1366 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1369 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1371 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1372 (struct pta): ...from here. Change flags to unsigned to avoid
1373 excessive casting (as it is used as a bit mask).
1374 (override_options): Add casts according to the coding convenventions.
1375 (x86_64_elf_unique_section): Likewise.
1376 (examine_argument): Avoid using C++ keywords as variable names.
1377 (construct_container): Likewise.
1378 (legitimize_pic_address): Likewise.
1379 (get_dllimport_decl): Cast according to the coding conventions. Use
1380 type safe memory macros.
1381 (legitimize_address): Cast according to the coding conventions.
1382 (emit_i387_cw_initialization): Corrected the type of slot to enum
1384 (ix86_init_machine_status): Use type safe memory macros.
1385 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1386 (bdesc_pcmpistr): Likewise.
1387 (bdesc_crc32): Likewise.
1388 (bdesc_sse_3arg): Likewise.
1389 (bdesc_2arg): Likewise.
1390 (bdesc_1arg): Likewise.
1391 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1392 (ix86_expand_sse_pcmpistr): Likewise.
1393 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1394 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1395 int to match the langhook definition.
1396 (ix86_builtin_conversion): Change the type of code to unsigned init to
1397 match the langhook definition.
1398 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1400 (ix86_preferred_output_reload_class): Likewise.
1401 (ix86_cannot_change_mode_class): Likewise.
1402 (ix86_memory_move_cost): Likewise.
1403 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1404 avoid excessive casting later on.
1405 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1407 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1409 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1410 as flags setting insn.
1411 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1413 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1415 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1416 (UNSPEC_ROUND): New.
1417 ("sse4_1_round<mode>2"): New insn pattern.
1418 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1420 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1421 expander using SSEMODEF mode macro. Expand using
1422 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1423 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1424 expander using SSEMODEF mode macro. Expand using
1425 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1426 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1427 expander using SSEMODEF mode macro. Expand using
1428 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1429 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1430 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1431 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1434 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1435 Sebastian Pop <sebpop@gmail.com>
1437 * lambda.h (build_linear_expr): New.
1438 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1439 Use build_linear_expr, call fold and force_gimple_operand.
1440 (lambda_loopnest_to_gcc_loopnest): Check that there is
1441 something to insert.
1442 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1444 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1446 PR preprocessor/23479
1447 * doc/extend.texi: Document the 0b-prefixed binary integer
1450 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1452 PR tree-optimization/32215
1453 * tree-vectorizer.c (supportable_widening_operation): Return false
1454 for unsupported FIX_TRUNC_EXPR tree code.
1455 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1457 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1459 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1460 register on SPE targets. Change documentation to reflect
1462 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1463 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1464 out of the register allocation pool.
1465 (rs6000_reg_live_or_pic_offset_p): New function.
1466 (rs6000_emit_prologue): Move the actual saving of LR up to free
1467 r0 for holding r11. Split saving of SPE 64-bit registers into
1468 its own case. Ensure that offsets will always be in-range for
1469 'evstdd' by using r11 as a scratch register to point at the start
1470 of the SPE save area. Save r11 if necessary, as it is the static
1472 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1473 into its own case. Ensure that offsets will always be in-range
1474 for 'evldd' by using r11 as a scratch register to point at the
1475 start of the SPE save area. Also adjust r11 when restoring
1476 the stack pointer to compensate for pre-loading r11.
1478 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1480 * cfg.c (init_flow): Use type safe memory macros.
1481 (alloc_block): Likewise.
1482 (unchecked_make_edge): Likewise.
1483 (dump_flow_info): Avoid using C++ keywords as variable names.
1484 (copy_original_table_clear): Cast according to the coding conventions.
1485 (copy_original_table_set): Likewise.
1486 * cfgexpand (label_rtx_for_bb): Likewise.
1487 (expand_gimple_basic_block): Likewise.
1488 * cfghooks.c (dump_bb): Likewise.
1489 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1491 (lv_add_condition_to_bb): Likewise.
1492 * cfglayout (relink_block_chain): Cast according to the coding
1494 (fixup_reorder_chain): Likewise.
1495 (fixup_fallthru_exit_predecessor): Likewise.
1496 * cfgloop.c (glb_enum_p): Likewise.
1497 (get_exit_description): Likewise.
1498 (dump_recorded_exit): Likewise.
1499 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1500 (struct loop): ... from here.
1501 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1503 * cfgrtl.c (rtl_create_basic_block): Likewise.
1504 (rtl_split_block): Likewise.
1505 (rtl_dump_bb): Likewise.
1506 (cfg_layout_split_block): Likewise.
1507 (init_rtl_bb_info): Use typesafe memory macros.
1509 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1510 * graphds.h: Updated all usages of edge to graph_edge.
1511 * graphds.c: Likewise.
1512 * cfgloopanal.c: Likewise.
1514 2007-06-05 Ian Lance Taylor <iant@google.com>
1516 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1517 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1518 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1520 (test_for_singularity): Likewise.
1522 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1524 * config/i386/constraints.md ("Y2"): Replaced by ...
1526 * config/i386/i386.md: Likewise.
1527 * config/i386/mmx.md: Likewise.
1528 * config/i386/sse.md: Likewise.
1530 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1532 * config/i386/constraints.md ("z"): Replaced by ...
1534 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1535 (sse4_1_blendvps): Likewise.
1536 (sse4_1_pblendvb): Likewise.
1537 (sse4_2_pcmpestr): Likewise.
1538 (sse4_2_pcmpestrm): Likewise.
1539 (sse4_2_pcmpestr_cconly): Likewise.
1540 (sse4_2_pcmpistr): Likewise.
1541 (sse4_2_pcmpistrm): Likewise.
1542 (sse4_2_pcmpistr_cconly): Likewise.
1544 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1546 * matrix-reorg.c (transform_access_sites): Fix computation.
1547 (transform_allocation_sites): Same.
1549 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1551 * config/i386/i386.c (override_options): Use
1552 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1554 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1556 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1557 (nonimm_not_xmm0_operand): Ditto.
1558 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1559 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1560 as operand[2] predicate. Require "z" class XMM register for
1561 operand[3]. Adjust asm template.
1562 ("sse4_1_blendvpd"): Ditto.
1563 ("sse4_1_pblendvb"): Ditto.
1564 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1565 force op2 into xmm0 register for variable blend instructions.
1567 2007-06-04 Tom Tromey <tromey@redhat.com>
1569 * c-tree.h (start_enum): Update.
1570 (build_enumerator): Likewise.
1571 * c-decl.c (enum_next_value): Removed.
1572 (enum_overflow): Likewise.
1573 (start_enum): Add c_enum_contents argument. Don't use globals.
1574 (build_enumerator): Likewise.
1575 * c-tree.h (struct c_enum_contents): New struct.
1577 2007-06-04 Tom Tromey <tromey@redhat.com>
1579 * c-common.c (c_common_get_alias_set): Fix indentation.
1581 2007-06-04 Ian Lance Taylor <iant@google.com>
1583 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1584 to overflow, reduce overflow infinity to regular infinity.
1585 (vrp_var_may_overflow): New static function.
1586 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1588 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1590 * stor-layout.c (layout_type): Remove duplicate code.
1592 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1595 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1596 before build_common_builtin_nodes ().
1598 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1601 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1603 2007-06-04 Jan Hubicka <jh@suse.cz>
1605 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1606 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1607 instead of _stat version.
1609 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1611 PR tree-optimization/32194
1612 * tree-predcom.c (determine_offset): Check that both references have
1615 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1617 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1618 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1619 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1620 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1621 Add argument to iterate_fix_dominators call.
1622 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1623 * gcse.c (hoist_code): Change domby to vector.
1624 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1625 Add argument to iterate_fix_dominators call.
1626 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1627 recompute_dominator.
1628 * lambda-code.c (perfect_nestify): Ditto.
1629 * cfgloopanal.c: Include graphds.h.
1630 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1631 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1632 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1634 * graphds.c: New file.
1635 * graphds.h: New file.
1636 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1637 (get_dominated_by, get_dominated_by_region): Change return type to
1639 (verify_dominators): Recompute all dominators and compare the results.
1640 (recount_dominator): Renamed to ...
1641 (recompute_dominator): ... this. Do not check that the block is
1643 (iterate_fix_dominators): Reimplemented.
1644 (prune_bbs_to_update_dominators, root_of_dom_tree,
1645 determine_dominators_for_sons): New functions.
1646 * et-forest.c (et_root): New function.
1647 * et-forest.h (et_root): Declare.
1648 * Makefile.in (graphds.o): Add.
1649 (cfgloopanal.o): Add graphds.h dependency.
1650 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1651 * basic-block.h (get_dominated_by, get_dominated_by_region,
1652 iterate_fix_dominators): Declaration changed.
1653 (recount_dominator): Renamed to ...
1654 (recompute_dominator): ... this.
1655 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1656 (thread_through_all_blocks): Do not free dominance info.
1658 2007-06-03 Andreas Schwab <schwab@suse.de>
1660 * config/m68k/m68k.c (override_options): Don't override
1662 * config/m68k/m68k-modes.def (SF, DF): Define to use
1663 motorola_single_format and motorola_double_format, resp.
1664 * real.c (motorola_single_format): Renamed from
1665 coldfire_single_format.
1666 (motorola_double_format): Renamed from coldfire_double_format.
1667 (encode_ieee_extended): Generate a proper canonical NaN image
1668 respecting canonical_nan_lsbs_set.
1669 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1671 * real.h: Adjust declarations.
1673 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1676 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1677 the symbol is generated with the stack protector.
1679 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1681 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1682 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1684 * doc/extend.texi (interrupt): Mention m68k.
1686 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1688 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1689 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1690 (ix86_expand_sse_pcmpestr): Do not check operands for
1691 "register_operand", when insn operand predicate is "register_operand".
1692 (ix86_expand_sse_pcmpistr): Ditto.
1694 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1695 Uros Bizjak <ubizjak@gmail.com>
1697 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1698 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1699 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1700 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1701 * config/i386/constraints.md ("z"): New register constraint
1702 for members of SSE_FIRST_REG class.
1703 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1704 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1705 SSE_FIRST_REG class.
1706 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1707 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1708 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1709 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1710 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1711 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1712 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1713 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1714 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1715 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1716 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1717 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1718 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1719 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1720 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1721 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1722 (struct builtin_description): Change "flag" field to unsigned.
1723 (bdesc_pcmpestr): New builtin description table.
1724 (bdesc_pcmpistr): Likewise.
1725 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1726 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1727 Initialize pcmp[ei]str[im] insns for SSE4.2.
1728 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1729 (ix86_expand_sse_pcmpistr): Likewise.
1730 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1731 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1732 (UNSPEC_PCMPISTR): Likewise.
1733 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1734 (sse4_2_pcmpestri):New isns pattern.
1735 (sse4_2_pcmpestrm): Likewise.
1736 (sse4_2_pcmpestr_cconly): Likewise.
1737 (sse4_2_pcmpistr): New insn patern and splitter.
1738 (sse4_2_pcmpistri):New isns pattern.
1739 (sse4_2_pcmpistrm): Likewise.
1740 (sse4_2_pcmpistr_cconly): Likewise.
1741 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1744 2007-06-01 David Daney <ddaney@avtrex.com>
1746 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1747 LOADGP_ABSOLUTE and not binds_local_p.
1749 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1751 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1753 2007-06-01 Ian Lance Taylor <iant@google.com>
1755 * tree-vrp.c (compare_name_with_value): Always set
1756 used_strict_overflow if we get a result from the variable itself.
1758 2007-06-01 Ian Lance Taylor <iant@google.com>
1760 PR rtl-optimization/31455
1761 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1762 subregs which have a cast between modes which are not tieable.
1764 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1766 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1767 breaks after return statements.
1769 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1771 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1772 only after no_new_pseudos.
1774 2007-05-31 Eric Christopher <echristo@apple.com>
1776 * expr.c (convert_move): Assert that we don't have a BLKmode
1778 (store_expr): Handle BLKmode moves by calling emit_block_move.
1780 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1782 * c-typeck.c (build_indirect_ref): Include type in error message.
1783 (build_binary_op): Pass types to binary_op_error.
1784 * c-common.c (binary_op_error): Take two type arguments, print out
1786 * c-common.h (binary_op_error): Update prototype.
1788 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1790 * config/i386/i386.c: Correct coments on -mno-sse4.
1792 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1794 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1795 (x86_64-*-*): Likewise.
1796 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1797 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1798 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1799 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1800 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1801 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1802 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1803 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1804 (OPTION_MASK_ISA_SSE4): Likewise.
1805 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1806 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1807 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1808 (override_options): Support SSE4.2.
1809 (ix86_build_const_vector): Support SImode and DImode.
1810 (ix86_build_signbit_mask): Likewise.
1811 (ix86_expand_int_vcond): Support V2DImode.
1812 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1813 (IX86_BUILTIN_CRC32HI): Likewise.
1814 (IX86_BUILTIN_CRC32SI): Likewise.
1815 (IX86_BUILTIN_CRC32DI): Likewise.
1816 (IX86_BUILTIN_PCMPGTQ): Likewise.
1817 (bdesc_crc32): Likewise.
1818 (bdesc_sse_3arg): Likewise.
1819 (ix86_expand_crc32): Likewise.
1820 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1821 (ix86_expand_builtin): Likewise.
1822 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1823 __SSE4_2__ for -msse4.2.
1824 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1825 (CRC32MODE): Likewise.
1826 (crc32modesuffix): Likewise.
1827 (crc32modeconstraint): Likewise.
1828 (sse4_2_crc32<mode>): Likewise.
1829 (sse4_2_crc32di): Likewise.
1830 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1832 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1833 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1834 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1835 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1836 (vcondu<mode>): Likewise.
1837 * doc/extend.texi: Document SSE4.2 built-in functions.
1838 * doc/invoke.texi: Document -msse4.2/-msse4.
1840 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1842 PR tree-optimization/32160
1843 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1844 variable as gimple reg.
1845 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1847 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1849 * gcc.c (main): Don't consider linker options when issuing the
1850 warning about a linker input file not being used.
1852 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1854 * tree-vrp.c (compare_names): Initialize sop.
1856 2007-05-30 Dirk Mueller <dmueller@suse.de>
1858 * cgraphunit.c (cgraph_analyze_function): Remove
1859 computation of inline parameters.
1861 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1863 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1865 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1867 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1868 Add vx-common.h. Include vxworks.h between vx-common.h and
1870 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1872 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1873 (TARGET_ASM_DESTRUCTOR): Likewise.
1874 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1875 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1876 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1877 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1878 (VXWORKS_ENDIAN_SPEC): Define.
1879 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1880 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1881 VXWORKS_* equivalents.
1882 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1883 (ASM_FILE_START): Delete.
1884 (TARGET_VERSION): Reformat.
1885 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1886 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1887 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1888 (FPBIT, DPBIT): Define.
1889 (fp-bit.c, dp-bit.c): New rules.
1890 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1891 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1892 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1893 * config/arm/arm.h: Include vxworks-dummy.h.
1894 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1895 Mark with ATTRIBUTE_UNUSED.
1896 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1897 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1898 make it incompatible with -msingle-pic-base.
1899 (arm_function_ok_for_sibcall): Return false for calls that might
1900 go through a VxWorks PIC PLT entry.
1901 (require_pic_register): New function, split out from...
1902 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1904 (arm_load_pic_register): Handle the VxWorks RTP initialization
1905 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1906 (arm_emit_call_insn): New function.
1907 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1908 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1909 (pic_offset_arm): New pattern.
1910 (call, call_value): Use arm_emit_call_insn.
1911 (call_internal, call_value_internal): New expanders.
1912 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1913 VxWorks unless __PIC__.
1915 2007-05-30 Eric Christopher <echristo@gmail.com>
1917 * genrecog.c: Include regs.h in generated file.
1918 * genemit.c: Ditto. Fix up formatting.
1919 * config/mn10300/constraints.md: New.
1920 * config/mn10300/mn10300.md: Include.
1921 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1922 Fix up for removed macro.
1923 * config/mn10300/predicates.md (call_address_operand): Ditto.
1924 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1925 (CONST_OK_FOR_I): Ditto.
1926 (CONST_OK_FOR_J): Ditto.
1927 (CONST_OK_FOR_K): Ditto.
1928 (CONST_OK_FOR_L): Ditto.
1929 (CONST_OK_FOR_M): Ditto.
1930 (CONST_OK_FOR_N): Ditto.
1931 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1935 (EXTRA_CONSTRAINT): Ditto.
1937 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1939 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1941 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1942 OPTION_MASK_ISA_64BIT.
1943 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1945 2007-05-30 Richard Guenther <rguenther@suse.de>
1948 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1949 types for comparison.
1950 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
1951 with original typed arguments.
1952 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
1954 2007-05-30 Jakub Jelinek <jakub@redhat.com>
1956 PR tree-optimization/31769
1957 * except.c (duplicate_eh_regions): Clear prev_try if
1958 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
1960 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1962 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1963 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1964 bsi of the location where statements should be inserted.
1965 (sink_code_in_bb): Take bsi from statement_sink_location.
1966 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1967 instead of bsi_start.
1968 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
1970 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
1971 (bsi_move_before): Document inconsistency with bsi_move_after.
1972 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
1974 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1976 * config/i386/i386.h (TARGET_ABM): New define.
1977 (TARGET_POPCNT): Ditto.
1978 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
1979 New temporary defines to redefine from OPTION_ISA_* defines.
1980 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
1981 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
1982 (ix86_isa_flags): New extern int declaration.
1983 (TARGET_SUBTARGET_DEFAULT): New define.
1984 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
1985 (TARGET_SUBTARGET32_DEFAULT): Ditto.
1986 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
1987 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1988 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
1989 * config/i386/darwin.h: Change TARGET_64BIT define to
1992 * config/i386/i386.opt (m3dnowa): Define as undocumented option
1993 using existing "ix86_isa_flags" varible.
1994 (m32, m64): Use existing "ix86_isa_flags" variable.
1995 (mmmx, m3dnow): Ditto.
1996 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
1997 (mabm): Define as non-negative option using "x86_abm" variable.
1998 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2000 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2001 Rewrite feature test bitmap.
2002 (ix86_isa_flags): New initialized global int varible.
2003 (ix86_isa_flags_explicit): New static int variable.
2004 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2005 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2006 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2007 target_flags_explicit.
2008 (override_options): Remove "target_enable" and "target_disable" fields
2009 from "struct ptt". Update processor_target_table accordingly. Remove
2010 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2011 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2012 "target_flags" and "ix86_isa_flags_explicit" instead of
2013 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2014 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2015 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2016 to true when either of PTA_POPCNT or PTA_ABM is set in
2017 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2018 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2019 processor_alias_table flags entry. Remove handling of
2020 "target_enable" and "target_disable" fields of processor_target_table.
2021 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2022 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2023 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2024 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2025 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2027 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2029 2007-05-29 David Daney <ddaney@avtrex.com>
2032 * config/mips/mips.c (mips_output_mi_thunk): Emit
2033 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2035 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2036 * config/i386/i386.c (ix86_function_regparm): Added checking of
2037 ix86_force_align_arg_pointer to determine the number of
2038 register parameters.
2040 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2042 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2043 (SET_DR_MISALIGNMENT): New.
2044 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2045 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2046 Use SET_DR_MISALIGNMENT.
2047 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2049 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2050 find_loop_nest): Export.
2051 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2052 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2053 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2054 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2056 (struct mem_ref): Add field reuse_distance.
2057 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2058 Initialize reuse_distance field.
2059 (issue_prefetch_ref): Select temporality of prefetch according to
2061 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2062 self_reuse_distance, determine_loop_nest_reuse): New functions.
2063 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2064 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2065 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2068 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2070 * tree-ssa-alias.c: Add aliasing overview.
2072 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2073 Danny Smith <dannysmith@users.sourceforge.net>
2076 * config/i386/t-crtfm: Compile crtfastmath.o with
2077 -minline-all-stringops.
2078 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2079 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2081 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2083 * doc/md.texi: Document constraints on HP PA-RISC.
2085 * pa/constraints.md: New file.
2086 * pa.md: Include constraints.md.
2087 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2088 (integer_store_memory_operand, ldil_cint_p): New functions.
2089 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2090 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2091 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2092 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2093 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2095 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2098 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2099 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2100 case POSTDECREMENT_EXPR>): Return the error_mark_node
2101 if either the real or imaginary parts would an
2104 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2106 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2107 name when we remove it from a call.
2109 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2111 * targhooks.c (default_narrow_bitfield): Remove.
2112 * targhooks.h: Remove the prototype for
2113 default_narrow_bitfield.
2115 * langhooks-def.h: Remove the prototype for
2116 hook_get_alias_set_0.
2117 * langhooks.c (hook_get_alias_set_0): Remove.
2119 * global.c (EXECUTE_IF_CONFLICT): Remove.
2121 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2124 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2125 return true when truth_value_p is true and the type
2128 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2130 * doc/install.texi (Prerequisites): We no longer require Autoconf
2131 2.13 for the top-level.
2133 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2135 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2136 memory access via x86_expand_vector_move_misalign() only for
2137 TImode values on 32-bit targets.
2139 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2141 * matrix-reorg.c: New file. Implement matrix flattening and
2142 transposing optimization.
2143 * tree-pass.h: Add matrix reorg pass.
2144 * common.opt: Add fipa-mreorg flag.
2145 * Makefile.in: Add matrix-reorg.c.
2146 * passes.c: Add matrix reorg pass.
2147 * varpool.c (add_new_static_var): New function.
2148 * cgraph.h (add_new_static_var): Declare.
2150 2007-05-27 Eric Christopher <echristo@apple.com>
2152 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2153 sp_offset depending on stack size. Save r12 depending
2154 on registers we're saving later.
2155 (rs6000_emit_epilogue): Update sp_offset depending only
2158 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2160 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2161 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2162 * ifcvt.c (if_convert): Ditto.
2163 * tree-ssa-threadupdate.c (thread_block): Ditto.
2164 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2165 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2166 verify_loop_closed_ssa): Check number_of_loops instead of
2168 * predict.c (tree_estimate_probability): Ditto.
2169 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2170 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2171 * modulo-sched.c (sms_schedule): Ditto.
2172 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2173 (scev_finalize): Do not do anything if scev analysis was not
2175 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2176 current_loops == NULL.
2177 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2178 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2180 (loop_optimizer_finalize): Assert that loops were analyzed.
2181 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2182 rtl_doloop): Check number_of_loops instead of current_loops.
2183 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2184 current_loops == NULL.
2185 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2186 gate_tree_vectorize tree_linear_transform, check_data_deps,
2187 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2188 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2189 Check number_of_loops instead of current_loops.
2190 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2191 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2192 free loops if available.
2193 (execute_pre): Do not pass do_fre to fini_pre.
2195 2007-05-27 Tobias Burnus <burnus@net-b.de>
2198 * real.c (mpfr_from_real): Fix sign of -Inf.
2200 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2202 * tree-vect-transform.c (vectorizable_conversion): Initialize
2203 tree_code variables to ERROR_MARK.
2204 (vectorizable_type_demotion): Likewise.
2205 (vectorizable_type_promotion): Likewise.
2207 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2210 * config/i386/i386.md (movti): Handle push operands via
2213 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2215 * basic-block.h: Remove the prototype for merge_seq_blocks.
2216 * cfgcleanup.c (merge_seq_blocks): Remove.
2218 * tree-flow.h: Remove the prototype for is_aliased_with.
2219 * tree-ssa-alias.c (is_aliased_with): Remove.
2221 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2223 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2225 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2227 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2228 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2229 (vec_unpacks_hi_v16qi): Likewise.
2230 (vec_unpacku_lo_v16qi): Likewise.
2231 (vec_unpacks_lo_v16qi): Likewise.
2232 (vec_unpacku_hi_v8hi): Likewise.
2233 (vec_unpacks_hi_v8hi): Likewise.
2234 (vec_unpacku_lo_v8hi): Likewise.
2235 (vec_unpacks_lo_v8hi): Likewise.
2236 (vec_unpacku_hi_v4si): Likewise.
2237 (vec_unpacks_hi_v4si): Likewise.
2238 (vec_unpacku_lo_v4si): Likewise.
2239 (vec_unpacks_lo_v4si): Likewise.
2241 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2243 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2244 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2245 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2246 follow spelling conventions in various
2247 warning/error/diagnostic messages.
2249 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2250 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2251 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2252 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2253 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2254 * doc/tm.texi: Follow spelling conventions.
2256 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2259 * tree-ssa-forwprop.c
2260 (forward_propagate_addr_into_variable_array_index): Remove
2261 the lhs argument. Use the type of def_rhs instead of lhs.
2262 (forward_propagate_addr_expr_1): Update use of
2263 forward_propagate_addr_into_variable_array_index.
2265 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2266 Nigel Stephens <nigel@mips.com>
2268 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2269 function attributes, "far" being an alias for "long_call".
2270 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2271 (mips_near_type_p, mips_far_type_p): New.
2272 (mips_comp_type_attributes): New function to check that attributes
2273 attached to a function type are compatible.
2274 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2275 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2276 to the target function of the thunk.
2277 (mips_encode_section_info): Check for "near" and "far" function
2278 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2280 * config/mips/predicates.md (const_call_insn_operand): Test only
2281 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2283 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2286 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2287 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2288 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2289 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2291 2007-05-25 Eric Christopher <echristo@apple.com>
2293 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2294 to x86-darwin configurations.
2295 * config/i386/t-darwin: Add softfp support.
2296 * config/i386/t-darwin64: Ditto.
2297 * config/i386/sfp-machine.h: If mach then don't use
2298 aliasing, emit a stub to call.
2300 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2302 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2303 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2304 tree-predcom.c, tree-ssa-alias-warnings.c,
2305 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2306 comment typos. Follow spelling conventions.
2307 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2309 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2312 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2313 constants into memory. Expand unaligned memory references for
2314 SSE modes via x86_expand_vector_move_misalign() function.
2316 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2318 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2319 "memory" attribute for "sseishft" type insn without operands[2].
2321 2007-05-25 Dirk Mueller <dmueller@suse.de>
2322 Marcus Meissner <meissner@suse.de>
2324 * doc/extend.texi (alloc_size): New attribute.
2325 * c-common.c (handle_alloc_size_attribute): New.
2326 * tree-object-size.c (alloc_object_size): Use alloc_size
2327 attribute, if available.
2329 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2331 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2333 (__builtin_ia32_vec_ext_v2di): Likewise.
2334 (__builtin_ia32_vec_ext_v4si): Likewise.
2335 (__builtin_ia32_vec_ext_v8hi): Likewise.
2336 (__builtin_ia32_vec_ext_v16qi): Likewise.
2337 (__builtin_ia32_vec_set_v8hi): Likewise.
2339 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2341 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2343 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2345 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2346 (arm_is_longcall_p): Rename to...
2347 (arm_is_long_call_p): ...this. Take a single tree argument and
2349 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2350 (CUMULATIVE_ARGS): Remove call_cookie.
2351 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2352 (ENCODED_LONG_CALL_ATTR_P): Delete.
2353 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2354 LONG_CALL_FLAG_CHAR cases.
2355 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2356 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2357 ARM_DECLARE_FUNCTION_SIZE.
2358 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2359 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2360 (arm_encode_call_attribute, current_file_function_operand): Delete.
2361 (arm_function_in_section_p): New function.
2362 (arm_is_longcall_p): Rename to...
2363 (arm_is_long_call_p): ...this. Take the target function as a single
2364 argument and return a bool. Do not rely on call cookies. Check
2365 whether the target symbol is in the same section as the current
2366 function, not just the same compilation unit.
2367 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2368 (arm_encode_section_info): Don't encode a call type.
2369 * config/arm/arm.md (call, call_value): Update calls to
2370 arm_is_long(_)call_p. Simplify logic.
2371 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2372 Update calls to arm_is_long(_)call_p.
2374 2007-05-25 Richard Guenther <rguenther@suse.de>
2376 PR tree-optimization/31982
2377 * tree-ssa-forwprop.c
2378 (forward_propagate_addr_into_variable_array_index): Handle arrays
2379 with element size one.
2381 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2383 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2384 (umulsi3_highpart): Likewise.
2386 2007-05-24 Ian Lance Taylor <iant@google.com>
2388 PR rtl-optimization/32069
2389 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2392 2007-05-24 Ollie Wild <aaw@google.com>
2394 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2397 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2399 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2400 (oprs_unchanged_p): Use it to check all registers in a REG.
2401 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2402 (reg_set_between_after_reload_p): Delete.
2403 (reg_used_between_after_reload_p): Likewise.
2404 (reg_set_or_used_since_bb_start): Likewise.
2405 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2406 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2407 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2408 * rtlanal.c (reg_set_p): Check whether REG overlaps
2409 regs_invalidated_by_call, rather than just checking the
2410 membership of REGNO (REG).
2412 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2414 * doc/passes.texi: Document predictive commoning.
2415 * doc/invoke.texi (-fpredictive-commoning): Document.
2416 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2417 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2418 adding indices to the generated name.
2419 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2420 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2421 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2422 (op_symbol_code): ... and exported.
2423 (dump_omp_clause, op_symbol): Use op_symbol_code
2424 instead of op_symbol_1.
2425 * tree-pass.h (pass_predcom): Declare.
2426 * timevar.def (TV_PREDCOM): New timevar.
2427 * tree-ssa-loop.c (run_tree_predictive_commoning,
2428 gate_tree_predictive_commoning, pass_predcom): New.
2429 * tree-data-ref.c (find_data_references_in_loop): Find the
2430 references in dominance order.
2431 (canonicalize_base_object_address): Ensure that the result has
2433 (dr_analyze_innermost): Export.
2434 (create_data_ref): Code to fail for references with invariant
2436 (find_data_references_in_stmt): ... here.
2437 * tree-data-ref.h (dr_analyze_innermost): Declare.
2438 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2439 (aff_combination_find_elt, name_expansion_hash,
2440 name_expansion_eq, tree_to_aff_combination_expand,
2441 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2443 * tree-affine.h (aff_combination_constant_multiple_p,
2444 tree_to_aff_combination_expand): Declare.
2445 * tree-predcom.c: New file.
2446 * common.opt (fpredictive-commoning): New option.
2447 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2448 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2449 * Makefile.in (tree-predcom.o): Add.
2450 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2451 * passes.c (init_optimization_passes): Add dceloop after
2452 copy propagation in loop optimizer. Add predictive commoning
2453 to loop optimizer passes.
2455 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2457 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2460 2007-05-24 Jan Hubicka <jh@suse.cz>
2462 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2464 (genheader): Include statistics.h.
2466 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2468 * print-rtl.c (flag_dump_unnumbered): Update comments.
2469 (print_rtl): Fix my previous change.
2470 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2473 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2476 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2478 (thread_through_all_blocks): Call initialize_original_copy_tables
2479 and free_original_copy_tables.
2480 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2482 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2483 * cfghooks.c (duplicate_block): Use get_loop_copy.
2484 * cfg.c: Include cfgloop.h.
2485 (loop_copy): New hash table.
2486 (initialize_original_copy_tables): Initialize loop_copy table.
2487 (free_original_copy_tables): Free loop_copy table.
2488 (copy_original_table_clear, copy_original_table_set,
2489 set_loop_copy, get_loop_copy): New functions.
2490 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2491 * cfgloop.h (struct loop): Remove copy field.
2492 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2493 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2495 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2497 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2498 -msse/-msse2/-msse3.
2500 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2502 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2503 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2505 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2508 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2509 * targhooks.h (default_mangle_decl_assembler_name): Declare
2511 * targhooks.c (default_mangle_decl_assembler_name): Define
2513 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2515 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2516 * langhooks.c (lhd_set_decl_assembler_name): Call
2517 targetm.mangle_decl_assembler_name for names with global scope.
2519 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2521 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2522 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2524 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2525 New. Factored out of i386_pe_encode_section_info.
2526 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2527 Move check for prior decoration of stdcall
2528 symbols to i386_pe_encode_section_info.
2529 (i386_pe_encode_section_info): Adjust call to
2530 gen_stdcall_or_fastcall_suffix. Use
2531 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2532 (i386_pe_mangle_decl_assembler_name): New. Wrap
2533 i386_pe_maybe_mangle_decl_assembler_name.
2535 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2537 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2538 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2539 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2540 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2541 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2544 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2545 Nigel Stephens <nigel@mips.com>
2546 Richard Sandiford <richard@codesourcery.com>
2548 Fix up MIPS16 hard float and add support for complex.
2550 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2551 (TARGET_SOFT_FLOAT_ABI): New.
2552 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2553 __mips_soft_float to reflect the ABI in use, not whether the
2554 FPU is directly accessible (e.g., in MIPS16 mode).
2555 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2556 (UNITS_PER_FPVALUE): Likewise.
2558 * config/mips/mips.c (mips_expand_call): Remove redundant
2559 TARGET_MIPS16 check.
2560 (mips_arg_regno): New.
2561 (function_arg_advance): When setting bits in cum->fp_code for
2562 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2564 (function_arg): Use mips_arg_regno.
2565 (mips_return_mode_in_fpr_p): New.
2566 (mips16_call_stub_mode_suffix): New.
2567 (mips16_cfun_returns_in_fpr_p): New.
2568 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2569 (mips_output_function_prologue): Test mips16_hard_float, not
2570 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2571 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2572 return value into a floating-point register.
2573 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2574 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2575 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2576 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2577 word of double arguments from or to the high bits of 64-bit
2578 floating point registers.
2579 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2580 (mips16_fpret_double): New helper function.
2581 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2582 support for complex modes. Fill in DECL_RESULT for stubdecl.
2583 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2585 * config/mips/mips16.S
2586 (RET, ARG1, ARG2): New.
2587 (MERGE_GPRf, MERGE_GPRt): New.
2588 (DELAYt, DELAYf): New.
2589 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2590 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2591 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2592 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2593 (SFOP): Renamed to...
2594 (OPSF3): This, and macro-ified. Updated all uses.
2595 (SFOP2): Renamed to...
2596 (OPSF2): This, and macro-ified. Updated all uses.
2597 (SFCMP): Renamed to...
2598 (CMPSF): This, and macro-ified. Updated all uses.
2599 (SFREVCMP): Renamed to...
2600 (REVCMPSF): This, and macro-ified. Updated all uses.
2601 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2602 (LDDBL1, LDDBL2, RETDBL): Deleted.
2603 (DFOP): Renamed to...
2604 (OPDF3): This, and macro-ified. Updated all uses.
2605 (DFOP2): Renamed to...
2606 (OPDF2): This, and macro-ified. Updated all uses.
2607 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2608 (DFCMP): Renamed to...
2609 (CMPDF): This, and macro-ified. Updated all uses.
2610 (DFREVCMP): Renamed to...
2611 (REVCMPDF): This, and macro-ified. Updated all uses.
2612 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2613 (RET_FUNCTION): New.
2614 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2615 (__mips16_ret_sc, __mips16_ret_dc): New.
2616 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2617 STUB_ARGS_6, STUB_ARGS_10): New.
2618 (CALL_STUB_NO_RET): New.
2619 (__mips16_call_stub_1): Macro-ified.
2620 (__mips16_call_stub_5): Macro-ified.
2621 (__mips16_call_stub_2): Macro-ified.
2622 (__mips16_call_stub_6): Macro-ified.
2623 (__mips16_call_stub_9): Macro-ified.
2624 (__mips16_call_stub_10): Macro-ified.
2625 (CALL_STUB_RET): New.
2626 (__mips16_call_stub_sf_0): Macro-ified.
2627 (__mips16_call_stub_sf_1): Macro-ified.
2628 (__mips16_call_stub_sf_5): Macro-ified.
2629 (__mips16_call_stub_sf_2): Macro-ified.
2630 (__mips16_call_stub_sf_6): Macro-ified.
2631 (__mips16_call_stub_sf_9): Macro-ified.
2632 (__mips16_call_stub_sf_10): Macro-ified.
2633 (__mips16_call_stub_df_0): Macro-ified.
2634 (__mips16_call_stub_df_1): Macro-ified.
2635 (__mips16_call_stub_df_5): Macro-ified.
2636 (__mips16_call_stub_df_2): Macro-ified.
2637 (__mips16_call_stub_df_6): Macro-ified.
2638 (__mips16_call_stub_df_9): Macro-ified.
2639 (__mips16_call_stub_df_10): Macro-ified.
2640 (__mips16_call_stub_sc_0): New.
2641 (__mips16_call_stub_sc_1): New.
2642 (__mips16_call_stub_sc_5): New.
2643 (__mips16_call_stub_sc_2): New.
2644 (__mips16_call_stub_sc_6): New.
2645 (__mips16_call_stub_sc_9): New.
2646 (__mips16_call_stub_sc_10): New.
2647 (__mips16_call_stub_dc_0): New.
2648 (__mips16_call_stub_dc_1): New.
2649 (__mips16_call_stub_dc_5): New.
2650 (__mips16_call_stub_dc_2): New.
2651 (__mips16_call_stub_dc_6): New.
2652 (__mips16_call_stub_dc_9): New.
2653 (__mips16_call_stub_dc_10): New.
2655 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2656 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2657 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2659 2007-05-23 Ian Lance Taylor <iant@google.com>
2661 * doc/invoke.texi (Invoking GCC): Document that the order of the
2664 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2667 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2668 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2669 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2673 * config/score/score.c (score_print_operand): Make sure that only
2674 lower bits are used.
2676 2007-05-22 Ian Lance Taylor <iant@google.com>
2678 * tree-vrp.c (avoid_overflow_infinity): New static function,
2679 broken out of set_value_range_to_value.
2680 (set_value_range_to_value): Call avoid_overflow_infinity.
2681 (extract_range_from_assert): Likewise.
2683 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2686 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2687 change the type before looking for a COMPOUND_EXPR.
2689 2007-05-22 Ian Lance Taylor <iant@google.com>
2691 * lower-subreg.c (decompose_multiword_subregs): If we change an
2692 insn, call remove_retval_note on it.
2694 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2696 * regs.h (end_hard_regno): New function.
2697 (END_HARD_REGNO, END_REGNO): New macros.
2698 (add_to_hard_reg_set): New function.
2699 (remove_from_hard_reg_set): Likewise.
2700 (in_hard_reg_set_p): Likewise.
2701 (overlaps_hard_reg_set_p): Likewise.
2702 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2703 (note_btr_set): Use END_HARD_REGNO.
2704 * caller-save.c (setup_save_areas): Use end_hard_regno.
2705 (mark_set_regs): Use END_HARD_REGNO.
2706 (add_stored_regs): Use end_hard_regno.
2707 (mark_referenced_regs): Use add_to_hard_reg_set.
2708 * combine.c (update_table_tick): Use END_REGNO.
2709 (record_value_for_reg): Likewise.
2710 (record_dead_and_set_regs): Likewise.
2711 (get_last_value_validate): Likewise.
2712 (use_crosses_set_p): Likewise.
2713 (reg_dead_at_p_1): Likewise.
2714 (reg_dead_at_p): Likewise.
2715 (mark_used_regs_combine): Use add_to_hard_reg_set.
2716 (move_deaths): Use END_HARD_REGNO.
2717 (reg_bitfield_target_p): Use end_hard_regno.
2718 (distribute_notes): Use END_HARD_REGNO.
2719 * cse.c (mention_regs): Use END_REGNO.
2720 (insert): Use add_to_hard_reg_set.
2721 (invalidate): Use END_HARD_REGNO.
2722 (invalidate_for_call): Likewise.
2723 (exp_equiv_p): Use END_REGNO.
2724 (cse_insn): Likewise.
2725 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2726 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2727 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2728 * function.c (keep_stack_depressed): Use end_hard_regno.
2729 * global.c (global_alloc): Use end_hard_regno.
2730 (global_conflicts): Use add_to_hard_reg_set instead of
2732 (find_reg): Likewise.
2733 (mark_reg_store): Likewise.
2734 (mark_reg_conflicts): Likewise.
2735 (mark_reg_death): Use remove_from_hard_reg_set.
2736 (mark_reg_live_nc): Delete.
2737 (set_preference): Use end_hard_regno.
2738 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2739 remove_from_hard_reg_set.
2740 (post_mark_life): Use add_to_hard_reg_set.
2741 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2742 (reg_becomes_live): Use add_to_hard_reg_set.
2743 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2744 (peep2_find_free_register): Use add_to_hard_reg_set.
2745 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2746 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2747 * regrename.c (note_sets): Use add_to_hard_reg_set.
2748 (clear_dead_regs): Use remove_from_hard_reg_set.
2749 (regrename_optimize): Use add_to_hard_reg_set.
2750 (find_oldest_value_reg): Use in_hard_reg_set_p.
2751 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2752 (hard_reg_set_here_p): Use end_hard_regno.
2753 (decompose): Likewise.
2754 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2755 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2756 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2757 (mark_home_live): Use end_hard_regno.
2758 (spill_hard_reg): Likewise.
2759 (clear_reload_reg_in_use): Likewise.
2760 * reorg.c (delete_prior_computation): Use END_REGNO.
2761 * resource.c (update_live_status): Use END_HARD_REGNO.
2762 (mark_referenced_resources): Use add_to_hard_reg_set.
2763 (mark_set_resources): Likewise.
2764 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2765 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2766 (reg_overlap_mentioned_p): Likewise.
2767 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2768 (covers_regno_no_parallel_p): Use END_REGNO.
2769 (find_regno_note): Likewise.
2770 (find_reg_fusage): Use END_HARD_REGNO.
2771 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2772 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2774 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2776 * mode-switching.c (reg_dies): Change type of second argument to
2778 (optimize_mode_switching): Update accordingly.
2780 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2782 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2784 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2785 (hard_reg_set_empty_p): ...these new functions.
2786 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2787 GO_IF_HARD_REG_SUBSET.
2788 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2789 instead of GO_IF_HARD_REG_EQUAL.
2790 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2791 instead of GO_IF_HARD_REG_EQUAL.
2792 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2793 GO_IF_HARD_REG_SUBSET.
2794 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2795 GO_IF_HARD_REG_EQUAL.
2796 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2797 of GO_IF_HARD_REG_SUBSET.
2798 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2799 instead of GO_IF_HARD_REG_EQUAL.
2800 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2801 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2802 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2803 of GO_IF_HARD_REG_SUBSET,
2804 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2805 GO_IF_HARD_REG_SUBSET.
2806 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2807 instead of GO_IF_HARD_REG_EQUAL.
2808 * config/sh/sh.c (push_regs, calc_live_regs): Use
2809 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2810 (hard_regs_intersect_p): Delete.
2812 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2814 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2816 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2817 Richard Henderson <rth@redhat.com>
2819 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2821 (x86_64-*-*): Likewise.
2823 * i386/i386-modes.def (V2QI): New.
2825 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2827 (override_options): Support SSE4.1.
2828 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2829 (IX86_BUILTIN_BLENDPS): Likewise.
2830 (IX86_BUILTIN_BLENDVPD): Likewise.
2831 (IX86_BUILTIN_BLENDVPS): Likewise.
2832 (IX86_BUILTIN_PBLENDVB128): Likewise.
2833 (IX86_BUILTIN_PBLENDW128): Likewise.
2834 (IX86_BUILTIN_DPPD): Likewise.
2835 (IX86_BUILTIN_DPPS): Likewise.
2836 (IX86_BUILTIN_INSERTPS128): Likewise.
2837 (IX86_BUILTIN_MOVNTDQA): Likewise.
2838 (IX86_BUILTIN_MPSADBW128): Likewise.
2839 (IX86_BUILTIN_PACKUSDW128): Likewise.
2840 (IX86_BUILTIN_PCMPEQQ): Likewise.
2841 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2842 (IX86_BUILTIN_PMAXSB128): Likewise.
2843 (IX86_BUILTIN_PMAXSD128): Likewise.
2844 (IX86_BUILTIN_PMAXUD128): Likewise.
2845 (IX86_BUILTIN_PMAXUW128): Likewise.
2846 (IX86_BUILTIN_PMINSB128): Likewise.
2847 (IX86_BUILTIN_PMINSD128): Likewise.
2848 (IX86_BUILTIN_PMINUD128): Likewise.
2849 (IX86_BUILTIN_PMINUW128): Likewise.
2850 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2851 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2852 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2853 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2854 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2855 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2856 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2857 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2858 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2859 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2860 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2861 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2862 (IX86_BUILTIN_PMULDQ128): Likewise.
2863 (IX86_BUILTIN_PMULLD128): Likewise.
2864 (IX86_BUILTIN_ROUNDPD): Likewise.
2865 (IX86_BUILTIN_ROUNDPS): Likewise.
2866 (IX86_BUILTIN_ROUNDSD): Likewise.
2867 (IX86_BUILTIN_ROUNDSS): Likewise.
2868 (IX86_BUILTIN_PTESTZ): Likewise.
2869 (IX86_BUILTIN_PTESTC): Likewise.
2870 (IX86_BUILTIN_PTESTNZC): Likewise.
2871 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2872 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2873 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2874 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2875 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2877 (bdesc_sse_3arg): Likewise.
2878 (bdesc_2arg): Likewise.
2879 (bdesc_1arg): Likewise.
2880 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2882 (ix86_expand_sse_4_operands_builtin): New.
2883 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2884 smaller than 8 bits as the 2nd arg.
2885 (ix86_expand_sse_ptest): New.
2886 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2887 (ix86_expand_vector_set): Support SSE4.1.
2888 (ix86_expand_vector_extract): Likewise.
2890 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2891 __SSE4_1__ for -msse4.1.
2893 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2894 (UNSPEC_INSERTPS): Likewise.
2895 (UNSPEC_DP): Likewise.
2896 (UNSPEC_MOVNTDQA): Likewise.
2897 (UNSPEC_MPSADBW): Likewise.
2898 (UNSPEC_PHMINPOSUW): Likewise.
2899 (UNSPEC_PTEST): Likewise.
2900 (UNSPEC_ROUNDP): Likewise.
2901 (UNSPEC_ROUNDS): Likewise.
2903 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2905 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2906 (const_pow2_1_to_32768_operand): Likewise.
2908 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2911 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2913 (sse4_1_insertps): Likewise.
2914 (*sse4_1_extractps): Likewise.
2915 (sse4_1_ptest): Likewise.
2916 (sse4_1_mulv2siv2di3): Likewise.
2917 (*sse4_1_mulv4si3): Likewise.
2918 (*sse4_1_smax<mode>3): Likewise.
2919 (*sse4_1_umax<mode>3): Likewise.
2920 (*sse4_1_smin<mode>3): Likewise.
2921 (*sse4_1_umin<mode>3): Likewise.
2922 (sse4_1_eqv2di3): Likewise.
2923 (*sse4_1_pinsrb): Likewise.
2924 (*sse4_1_pinsrd): Likewise.
2925 (*sse4_1_pinsrq): Likewise.
2926 (*sse4_1_pextrb): Likewise.
2927 (*sse4_1_pextrb_memory): Likewise.
2928 (*sse4_1_pextrw_memory): Likewise.
2929 (*sse4_1_pextrq): Likewise.
2930 (sse4_1_blendpd): Likewise.
2931 (sse4_1_blendps): Likewise.
2932 (sse4_1_blendvpd): Likewise.
2933 (sse4_1_blendvps): Likewise.
2934 (sse4_1_dppd): Likewise.
2935 (sse4_1_dpps): Likewise.
2936 (sse4_1_movntdqa): Likewise.
2937 (sse4_1_mpsadbw): Likewise.
2938 (sse4_1_packusdw): Likewise.
2939 (sse4_1_pblendvb): Likewise.
2940 (sse4_1_pblendw): Likewise.
2941 (sse4_1_phminposuw): Likewise.
2942 (sse4_1_extendv8qiv8hi2): Likewise.
2943 (*sse4_1_extendv8qiv8hi2): Likewise.
2944 (sse4_1_extendv4qiv4si2): Likewise.
2945 (*sse4_1_extendv4qiv4si2): Likewise.
2946 (sse4_1_extendv2qiv2di2): Likewise.
2947 (*sse4_1_extendv2qiv2di2): Likewise.
2948 (sse4_1_extendv4hiv4si2): Likewise.
2949 (*sse4_1_extendv4hiv4si2): Likewise.
2950 (sse4_1_extendv2hiv2di2): Likewise.
2951 (*sse4_1_extendv2hiv2di2): Likewise.
2952 (sse4_1_extendv2siv2di2): Likewise.
2953 (*sse4_1_extendv2siv2di2): Likewise.
2954 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2955 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2956 (sse4_1_zero_extendv4qiv4si2): Likewise.
2957 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2958 (sse4_1_zero_extendv2qiv2di2): Likewise.
2959 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2960 (sse4_1_zero_extendv4hiv4si2): Likewise.
2961 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2962 (sse4_1_zero_extendv2hiv2di2): Likewise.
2963 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2964 (sse4_1_zero_extendv2siv2di2): Likewise.
2965 (*sse4_1_zero_extendv2siv2di2): Likewise.
2966 (sse4_1_roundpd): Likewise.
2967 (sse4_1_roundps): Likewise.
2968 (sse4_1_roundsd): Likewise.
2969 (sse4_1_roundss): Likewise.
2970 (mulv4si3): Don't expand for SSE4.1.
2971 (smax<mode>3): Likewise.
2972 (umaxv4si3): Likewise.
2973 (uminv16qi3): Likewise.
2974 (umin<mode>3): Likewise.
2975 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
2977 * doc/extend.texi: Document SSE4.1 built-in functions.
2979 * doc/invoke.texi: Document -msse4.1.
2981 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
2983 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
2984 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
2985 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
2986 (ASM_SPEC): Add asm_pcrel_spec.
2987 (EXTRA_SPECS): Add asm_pcrel_spec.
2989 2007-05-21 David Daney <ddaney@avtrex.com>
2991 * doc/install.texi (Building a cross compiler): Add requirements
2992 for Java cross compiler.
2994 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2997 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
2998 Add loopno argument. Use evolution_function_is_invariant_rec_p
2999 instead of evolution_function_is_constant_p.
3000 Update calls to evolution_function_is_affine_multivariate_p.
3001 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3002 Add loopno argument.
3003 * tree-scalar-evolution.c (gather_chrec_stats): Call
3004 evolution_function_is_affine_multivariate_p with a loop
3006 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3007 (analyze_overlapping_iterations): Likewise.
3008 (access_functions_are_affine_or_constant_p): Likewise.
3009 (build_classic_dist_vector_1): If the access functions
3010 are equal, don't do anything.
3012 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3013 Paolo Carlini <pcarlini@suse.de>
3014 Uros Bizjak <ubizjak@gmail.com>
3016 * c-cppbuiltin.c (c_cpp_builtins): Define
3017 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3018 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3019 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3020 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3022 2007-05-21 Mike Stump <mrs@apple.com>
3024 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3026 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3028 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3030 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3031 implementation if __OPTIMIZE__ is not defined.
3032 (_mm_alignr_pi8): Ditto.
3033 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3034 (_mm_inserti_si64): Ditto.
3035 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3036 (_mm_slli_epi16): Ditto.
3037 (_mm_slli_epi32): Ditto.
3038 (_mm_slli_epi64): Ditto.
3039 (_mm_srai_epi16): Ditto.
3040 (_mm_srai_epi32): Ditto.
3041 (_mm_srli_si128): Ditto.
3042 (_mm_slli_si128): Ditto.
3043 (_mm_srli_epi16): Ditto.
3044 (_mm_srli_epi32): Ditto.
3045 (_mm_srli_epi64): Ditto.
3046 (_mm_extract_epi16): Ditto.
3047 (_mm_insert_epi16): Ditto.
3048 (_mm_shufflehi_epi16): Ditto.
3049 (_mm_shufflelo_epi16): Ditto.
3050 (_mm_shuffle_epi32): Ditto.
3051 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3053 (_mm_insert_pi16): Ditto.
3055 (_mm_shuffle_pi16): Ditto.
3057 (_mm_shufle_ps): Ditto.
3058 (_mm_prefetch): Ditto.
3060 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3062 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3063 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3064 * real.c (encode_i370_single, decode_i370_single,
3065 encode_i370_double, decode_i370_double): Functions removed.
3066 (i370_single_format, i370_double_format): Initializations removed.
3067 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3068 Consider the log2_b field to always be one.
3069 (ieee_single_format, mips_single_format, coldfire_single_format,
3070 ieee_double_format, mips_double_format, coldfire_double_format,
3071 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3072 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3073 ibm_extended_format, mips_extended_format, ieee_quad_format,
3074 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3075 decimal_single_format, decimal_double_format, decimal_quad_format,
3076 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3077 initialization of log2_b.
3078 * real.h (i370_single_format, i370_double_format): Declarations removed.
3079 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3080 field to always be one.
3082 2007-05-21 Andreas Schwab <schwab@suse.de>
3084 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3085 NOTE_INSN_BASIC_BLOCK_P.
3086 (process_for_unwind_directive): Likewise.
3088 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3090 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3091 * function.h (struct function): Move va_list_gpr_size,
3092 va_list_fpr_size, function_frequency to front of bitfields. Add
3094 (current_function_calls_unwind_init): New.
3095 * except.c (expand_builtin_unwind_init): Set
3096 current_function_calls_unwind_init not
3097 current_function_has_nonlocal_label.
3098 * reload1.c (has_nonexceptional_receiver): New.
3099 (reload): Use it and current_function_calls_unwind_init to
3100 determine whether call-saved regs must be saved.
3102 2007-05-20 Jan Hubicka <jh@suse.cz>
3104 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3105 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3106 * ddg.c (create_ddg): LIkewise.
3107 * final.c (final): Remove hunk moving line numbernotes around since
3108 they are no longer present at this stage.
3109 (final_scan_insn): Use NOTE_KIND instead of
3110 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3111 (output_asm_label): Likewise.
3112 * reorg.c (dbr_schedule): Likewise.
3113 * haifa-sched.c (unlink_other_notes): Likewise.
3114 * mode-switching.c (optimize_mode_switching): Likewise.
3115 * graph.c (start_bb): Likewise.
3116 * rtl.def (NOTE): Update description.
3117 * jump.c (squeeze_notes): Delete.
3118 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3119 NOTE_INSN_BASIC_BLOCK_P when possible.
3120 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3121 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3122 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3123 (dwarf2out_var_location): Likewise.
3124 * cfgbuild.c (make_edges): Likewise.
3125 (find_basic_blocks_1): Likewise.
3126 * function.c (reorder_blocks_1): Likewise.
3127 (epilogue_done): Likewise.
3128 (reposition_prologue_and_epilogue_notes): Likewise.
3129 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3131 (print_rtl): Likewise.
3132 (print_rtl_single): Likewise.
3133 * gcse.c (insert_insn_start_bb): Likewise.
3134 * alias.c (init_alias_analysis): Likewise.
3135 * calls.c (fixup_tail_calls): Likewise.
3136 * except.c (sjlj_emit_function_enter): Likewise.
3137 * emit-rtl.c (add_insn_after): Likeiwse.
3138 (emit_label_before): Likewise.
3139 (emit_label_after): Likewise.
3140 (emit_note_before, emit_note_after, emit_note): Update
3141 parameter to be enum insn_note; do not deal with source
3143 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3144 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3146 (merge_blocks_move_successor_nojumps): Simplify now when
3147 we don't have BLOCK notes.
3148 (try_optimize_cfg): Likewise.
3149 * cfglayout.c (skip_insns_after_block): Likewise.
3150 (record_effective_endpoints): Likewise.
3151 (duplicate_insn_chain): Likewise.
3152 * varasm.c (output_constant_pool_1): Likewise.
3153 * sched-deps.c (sched_analyze): Likewise.
3154 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3156 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3157 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3158 (SET_INSN_DELETED): Simplify.
3159 (NOTE_LINE_NUMBER): Exterminate.
3160 (NOTE_LINE_KIND): New.
3161 (NOTE_INSN_BASIC_BLOCK_P): Update.
3162 (enum insn_note): Simplify.
3163 (GET_NOTE_INSN_NAME) Simplify.
3164 (emit_note_before, emit_note_after, emit_note): Update prototype.
3165 (squeeze_notes): Remove.
3166 * sched-int.h (NOTE_NOT_BB_P): Update.
3167 * resource.c (mark_target_live_regs): Update.
3168 * sched-rgn.c (debug_dependencies): Update.
3169 * sched-vis.c (print_insn): Update.
3170 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3171 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3172 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3173 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3174 (split_branches): Update.
3175 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3177 (sh_adjust_unroll_max): Exterminate.
3178 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3179 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3180 (m68hc11_reorg): Likewise.
3181 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3182 (emit_predicate_relation_info): Update.
3183 (process_for_unwind_directive): Update.
3184 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3185 (output_call): Update.
3186 * config/pa/pa.c (output_lbranch): Update.
3187 (output_millicode_call): Update.
3188 (output_call): Update.
3189 (pa_combine_instructions): Update.
3190 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3191 * config/bfin/bfin.c (gen_one_bundle): Update.
3192 * cfgrtl.c (can_delete_note_p): Update.
3193 (delete_insn): Update.
3194 (rtl_merge_blocks): Update.
3195 (commit_one_edge_insertion): Update.
3196 (rtl_verify_flow_info): Update.
3197 * stmt.c (expand_case): Do not call squeeze_notes.
3199 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3206 * c.opt (Wtype-limits): New.
3207 * doc/invoke.texi (Wtype-limits): Document it.
3208 (Wextra): Enabled by -Wextra.
3209 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3210 * c-common.c (shorten_compare): Warn with Wtype-limits.
3212 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3214 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3215 inlined function, not as a macro.
3216 (_mm_alignr_pi8): Ditto.
3217 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3218 (_mm_inserti_si64): Ditto.
3219 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3220 (_mm_extract_epi16): Ditto.
3221 (_mm_insert_epi16): Ditto.
3222 (_mm_shufflehi_epi16): Ditto.
3223 (_mm_shufflelo_epi16): Ditto.
3224 (_mm_shuffle_epi32): Ditto.
3225 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3226 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3228 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3230 (_m_to_float): Use C89 compatible assignment.
3232 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3235 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3237 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3240 * doc/invoke.texi (Wreturn-type): Complete description.
3241 (Wextra): Delete item about return-type warning.
3242 * c-decl.c: Delete redundant Wextra warning.
3244 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3247 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3248 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3249 inlined function, not as a macro.
3250 (_mm_prefetch): Ditto.
3252 (_mm_insert_pi16): Ditto.
3254 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3255 (_m_pshufw): Ditto. Add const to __N argument.
3256 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3257 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3258 (_mm_slli_epi32): Ditto.
3259 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3260 Add __inline to function declaration.
3261 (_mm_slli_si128): Ditto.
3263 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3265 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3266 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3268 (struct fenv): New structure.
3269 (FP_HANDLE_EXCEPTIONS): New define.
3270 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3271 (_FP_DECL_EXP): New define.
3272 (FP_INIT_ROUNDMODE): New define.
3273 (FP_ROUNDMODE): New define.
3275 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3277 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3278 (Wconversion): Update description.
3279 (Wconversion-sign): New.
3280 * c.opt (Wconversion-sign): New.
3281 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3282 means disabled for C++. Otherwise, take the status of Wconversion.
3283 * c-common.c (conversion_warning): Warn with either Wconversion or
3285 (warnings_for_convert_and_check): Conditions are already checked by
3287 (convert_and_check): Don't check warnings if the conversion failed.
3289 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3290 Anatoly Sokolov <aesok@dol.ru>
3292 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3293 avr_epilogue_uses) : Add declaration.
3294 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3295 * config/avr/constraints.md (R): New constraint.
3296 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3297 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3298 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3299 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3300 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3301 call_prologue_saves, epilogue_restores, return_from_epilogue,
3302 return_from_main_epilogue, return_from_interrupt_epilogue,
3303 return_from_naked_epilogue, prologue, epilogue): New patterns.
3304 (jump): Handle symbol reference.
3305 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3306 avr_output_function_prologue, avr_output_function_epilogue): Remove
3308 (avr_init_machine_status, expand_prologue, expand_epilogue,
3309 avr_asm_function_end_prologue, avr_epilogue_uses,
3310 avr_asm_function_begin_epilogue): New functions.
3311 (prologue_size, epilogue_size, jump_tables_size): Remove global
3313 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3314 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3315 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3316 (avr_override_options): Initialise init_machine_status.
3317 (output_movhi): Handle all stack pointer loads.
3318 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3319 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3320 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3321 (EPILOGUE_USES) Redefine.
3322 (machine_function) Declare.
3324 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3326 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3327 Use a single return statement.
3329 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3332 * builtins.c (do_mpfr_lgamma_r): New.
3333 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3334 * tree.h (CASE_FLT_FN_REENT): New.
3336 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3338 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3339 (output_die): Use 'unsigned long' with %x.
3340 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3341 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3342 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3344 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3346 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3351 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3352 true if function has no argument.
3354 2007-05-18 DJ Delorie <dj@redhat.com>
3356 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3357 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3359 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3361 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3362 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3363 count_trailing_zeros.
3364 (__i386__): Implement count_leading_zeros using __builtin_clz().
3365 Implement count_trailing_zeros usign __builtin_ctz().
3367 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3369 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3371 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3374 * expr.c (emit_move_change_mode): Change mode of push operands here.
3376 2007-05-17 Ian Lance Taylor <iant@google.com>
3378 PR tree-optimization/31953
3379 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3381 (set_value_range_to_null): Call set_value_range_to_value.
3382 (extract_range_from_comparison): Likewise.
3384 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3386 * toplev.c (print_version): Output GMP/MPFR version info.
3388 * builtins.c (CASE_MATHFN_REENT): New macro.
3389 (mathfn_built_in): Use it.
3390 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3391 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3392 BUILT_IN_LGAMMAL_R): New.
3393 * doc/extend.texi: Document new builtins.
3396 * builtins.c (do_mpfr_remquo): New.
3397 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3398 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3401 * builtins.c (fold_builtin_1): Handle y0, y1.
3402 (fold_builtin_2): Handle yn.
3405 * builtins.c (do_mpfr_bessel_n): New.
3406 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3407 (fold_builtin_2): Handle BUILT_IN_JN.
3409 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3412 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3413 TYPE_PRECISION (intmax_type_node).
3415 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3418 * reload.c (subst_reloads): Remove checking.
3420 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3422 PR rtl-optimization/31691
3423 * combine.c (simplify_set): Build a new src pattern instead of
3424 substituting its operands in the COMPARE case.
3426 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3428 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3429 (execute_vrp): Preserve loops through jump threading.
3430 * tree-ssa-threadupdate.c (thread_single_edge,
3431 dbds_continue_enumeration_p, determine_bb_domination_status,
3432 thread_through_loop_header): New functions.
3433 (create_edge_and_update_destination_phis,
3434 create_edge_and_update_destination_phis): Set loops for the new blocks.
3435 (prune_undesirable_thread_requests): Removed.
3436 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3438 (thread_block): Do not call prune_undesirable_thread_requests.
3440 (mark_threaded_blocks): Select edges to thread here.
3441 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3442 Thread edges through loop headers independently.
3443 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3444 * tree-pass.h (TODO_mark_first_instance): New.
3445 (first_pass_instance): Declare.
3446 * cfghooks.c (duplicate_block): Put the block to the original loop
3447 if copy is not specified.
3448 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3449 jump threading. Pass may_peel_loop_headers to
3450 thread_through_all_blocks according to first_pass_instance.
3451 * cfgloop.h (create_preheader): Declare.
3452 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3453 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3454 * passes.c (first_pass_instance): New variable.
3455 (next_pass_1): Set TODO_mark_first_instance.
3456 (execute_todo): Set first_pass_instance.
3458 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3460 PR tree-optimization/24659
3461 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3462 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3463 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3464 OTI_vec_pack_ufix_trunc.
3465 (vec_unpacks_float_hi_optab): Define new macro.
3466 (vec_unpacks_float_lo_optab): Ditto.
3467 (vec_unpacku_float_hi_optab): Ditto.
3468 (vec_unpacku_float_lo_optab): Ditto.
3469 (vec_pack_sfix_trunc_optab): Ditto.
3470 (vec_pack_ufix_trunc_optab): Ditto.
3471 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3472 and vec_pack_[s|u]fix_trunc_optab using
3473 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3474 * tree-vectorizer.c (supportable_widening_operation): Handle
3475 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3476 (supportable_narrowing_operation): New function.
3477 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3478 * tree-vect-transform.c (vectorizable_conversion): Handle
3479 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3480 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3481 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3482 to check for target support.
3483 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3484 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3485 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3486 for VEC_PACK_FIX_TRUNC_EXPR.
3487 (expand_binop): Special case mode of the result for
3488 vec_pack_[u|s]fix_trunc_optab.
3489 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3490 vec_pack_[u|s]fix_trunc_optab.
3492 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3493 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3494 * tree-pretty-print.c (dump_generic_node): Handle
3495 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3496 VEC_PACK_FIX_TRUNC_EXPR.
3498 * expr.c (expand_expr_real_1): Ditto.
3499 * tree-inline.c (estimate_num_insns_1): Ditto.
3500 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3502 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3503 (vec_unpacks_float_lo_v8hi): Ditto.
3504 (vec_unpacku_float_hi_v8hi): Ditto.
3505 (vec_unpacku_float_lo_v8hi): Ditto.
3506 (vec_unpacks_float_hi_v4si): Ditto.
3507 (vec_unpacks_float_lo_v4si): Ditto.
3508 (vec_pack_sfix_trunc_v2df): Ditto.
3510 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3512 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3513 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3514 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3515 [vec_pack_ufix_trunc]: Ditto.
3516 [vec_unpacks_float_hi]: Ditto.
3517 [vec_unpacks_float_lo]: Ditto.
3518 [vec_unpacku_float_hi]: Ditto.
3519 [vec_unpacku_float_lo]: Ditto.
3521 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3523 * soft-fp/README: Update for new files.
3524 * soft-fp/floattisf.c: New file.
3525 * soft-fp/floattidf.c: New file.
3526 * soft-fp/floattitf.c: New file.
3527 * soft-fp/floatuntisf.c: New file.
3528 * soft-fp/floatuntidf.c: New file.
3529 * soft-fp/floatuntitf.c: New file.
3530 * soft-fp/fixsfti.c: New file.
3531 * soft-fp/fixdfti.c: New file.
3532 * soft-fp/fixtfti.c: New file.
3533 * soft-fp/fixunssfti.c: New file.
3534 * soft-fp/fixunsdfti.c: New file.
3535 * soft-fp/fixunstfti.c: New file.
3536 * soft-fp/extendxftf.c: New file.
3537 * soft-fp/trunctfxf.c: New file.
3539 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3540 (__trunctfxf2): Ditto.
3542 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3543 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3544 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3545 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3546 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3547 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3549 * config/i386/t-fprules-softfp64: New file.
3550 * config/i386/sfp-machine.h: New file.
3551 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3552 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3553 and soft-fp/t-softfp to tmake_file.
3554 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3555 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3557 * config/i386/t-linux64 (softfp_wrap_start): New.
3558 (softfp_wrap_end): New.
3559 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3560 supported for TARGET_64BIT.
3562 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3564 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3565 c_common_unsigned_type behavior.
3567 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3569 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3572 2007-05-16 Eric Christopher <echristo@apple.com>
3574 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3575 saving after stack push. Set sp_offset whenever we push.
3576 (rs6000_emit_epilogue): Move altivec register restore before
3579 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3581 * configure.ac: Allow sysroots to be relocated under $prefix as
3582 well as $exec_prefix.
3583 * configure: Regenerate.
3585 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3589 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3591 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3592 (gcc_tooldir): Likewise.
3593 * configure: Regenerate.
3594 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3595 old configure.ac gcc_tooldir setting.
3596 (prefix_to_exec_prefix): New variable.
3597 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3598 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3600 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3602 * c-typeck.c (build_binary_op): Return early for error.
3604 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3606 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3607 struct nb_iter_bound.
3608 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3609 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3610 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3611 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3612 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3613 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3614 (del_scev_info): Use ggc_free.
3615 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3616 * loop-init.c: Include ggc.h.
3617 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3618 (loop_optimizer_finalize): Use ggc_free.
3619 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3620 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3621 pass_iv_optimize): Add TODO_ggc_collect.
3622 * function.h (struct function): Remove skip marker from x_current_loops.
3623 * cfgloop.c: Include ggc.h.
3624 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3626 (establish_preds): Vector superloops is gc allocated.
3627 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3629 (flow_loops_find): Vector larray is gc allocated.
3630 (loop_exit_free): Use ggc_free.
3631 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3632 that head of exits list is now not a part of struct loop.
3633 (record_loop_exits): Allocate exits table in gc memory.
3634 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3635 head of exits list is now not a part of struct loop.
3636 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3637 struct loop_exit): Add GTY marker.
3638 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3639 Add skip marker to aux field. Make head of exits list a separate
3641 (struct loops): Add GTY marker. Make larray vector gc allocated.
3642 Add param marker to exits table.
3643 (get_loops): Type changed.
3644 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3646 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3647 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3648 * basic-block.h (struct basic_block_def): Remove skip marker from
3651 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3653 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3654 of 0 in the call to expand_expr().
3655 (expand_builtin_mathfn_3): Ditto.
3656 (expand_builtin_interclass_mathfn): Ditto.
3657 (expand_builtin_cexpi): Ditto.
3658 (expand_builtin_int_roundingfn): Ditto.
3659 (expand_builtin_int_roundingfn_2): Ditto.
3660 (expand_builtin_pow): Ditto.
3661 (expand_builtin_powi): Ditto.
3662 (expand_builtin_bswap): Ditto.
3663 (expand_builtin_unop): Ditto.
3664 (expand_builtin_fabs): Ditto.
3665 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3666 the call to expand_expr().
3667 (expand_builtin_sync_operation): Ditto.
3668 (expand_builtin_compare_and_swap): Ditto.
3669 (expand_builtin_lock_test_and_set): Ditto.
3670 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3671 instead of 0 in the call to expand_expr().
3672 (expand_builtin_extract_return_addr): Ditto.
3673 (expand_builtin_eh_return): Ditto.
3674 (expand_eh_return): Ditto.
3675 * explow.c (expr_size): Ditto.
3676 * expr.c (optimize_bitfield_assignment_op): Ditto.
3677 (expand_assignement): Ditto.
3678 (store_expr): Ditto.
3679 (store_field): Ditto.
3680 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3681 the call to expand_expr().
3682 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3683 in the call to expand_expr().
3684 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3685 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3686 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3688 * optabs.c (expand_vec_shift_expr): Ditto.
3689 (expand_vec_cond_expr): Ditto.
3690 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3691 call to expand_expr().
3692 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3693 in the call to expand_expr().
3695 2007-05-14 Dave Korn <dave.korn@artimi.com>
3697 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3699 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3701 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3702 instead of c_common_unsigned_type.
3703 (c_common_unsigned_type): Remove.
3704 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3705 c_common_unsigned_type.
3706 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3707 c_common_unsigned_type.
3708 * c-common.h (c_common_unsigned_type): Remove.
3709 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3710 c_common_unsigned_type.
3711 * c-format.c (check_format_types): Use unsigned_type_for instead of
3712 c_common_unsigned_type.
3713 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3714 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3715 c_common_unsigned_type.
3716 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3717 lang_hooks.types.unsigned_type.
3718 * expmed.c (make_tree): Use unsigned_type_for instead of
3719 lang_hooks.types.unsigned_type.
3720 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3721 lang_hooks.types.unsigned_type.
3722 (build_range_check): Likewise.
3723 (fold_unary): Likewise.
3724 (fold_binary): Likewise.
3725 (fold_ternary): Likewise.
3726 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3727 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3728 * tree.c (get_unsigned_type): New.
3729 (unsigned_type_for): Use get_unsigned_type instead of
3730 lang_hooks.types.unsigned_type.
3732 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3734 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3735 to m68k_get_function_kind. Update its prototype.
3736 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3738 (m68k_interrupt_function_p): Return enum m68k_function_type
3739 instead of bool. Rename to m68k_get_function_kind.
3740 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3742 (m68k_compute_frame_layout): Don't mark any register for save
3743 if an interrupt_thread attribute is specified.
3744 (m68k_hard_regno_rename_ok): Update a use of
3745 m68k_interrupt_function_p.
3746 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3747 m68k_interrupt_function_p.
3748 (m68k_function_type): New.
3749 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3750 for a function with an interrupt_thread attribute.
3751 * doc/extend.texi: Document the interrupt_thread attribute.
3753 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3755 Fix PR tree-optimization/31911
3756 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3757 if they didn't change the expression.
3759 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3761 * tree-scalar-evolution.c (resolve_mixers): Exported.
3762 * tree-scalar-evolution.h (resolve_mixers): Declare.
3763 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3764 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3765 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3766 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3767 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3768 strip_conversion, analyze_offset_expr, address_analysis,
3769 object_analysis, analyze_offset): Removed.
3770 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3771 split_constant_offset, canonicalize_base_object_address,
3772 object_address_invariant_in_loop_p, disjoint_objects_p,
3773 dr_may_alias_p, dr_address_invariant_p): New functions.
3774 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3775 and dr_analyze_alias.
3776 (initialize_data_dependence_relation): Use dr_may_alias_p
3777 and object_address_invariant_in_loop_p.
3778 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3780 (find_data_references_in_stmt): Restrict the analysis of data references
3781 to the given loop nest.
3782 (find_data_references_in_loop): Made static. Pass loop nest to
3783 find_data_references_in_stmt.
3784 (compute_data_dependences_for_loop): Use DR_VOPS.
3785 (free_data_ref): Free DR_VOPS.
3786 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3787 (struct innermost_loop_behavior): ... new.
3788 (struct base_object_info): Replaced by ...
3789 (struct indices): ... new.
3790 (struct dr_alias): New.
3791 (enum data_ref_type): Removed.
3792 (struct data_reference): Consist of struct innermost_loop_behavior,
3793 struct indices and struct dr_alias.
3794 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3795 (DR_MEMTAG): Renamed to ...
3796 (DR_SYMBOL_TAG): ... this.
3797 (find_data_references_in_loop): Declaration removed.
3798 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3799 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3800 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3801 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3803 2007-05-13 Revital Eres <eres@il.ibm.com>
3805 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3806 which walks virtual def-use chains to find redundant stores.
3807 (dse_optimize_stmt): Call it.
3809 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3811 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3812 * passes.c (init_optimization_passes): Move pass_jump_bypass
3815 * basic-block.h (bb_has_eh_pred): Fix style issue.
3817 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3819 PR rtl-optimization/31848
3820 * loop-invariant.c (move_invariant_reg): If we move an insn
3821 with a REG_EQUAL note, and that insn is not always executed,
3822 remove the REG_EQUAL note.
3824 2007-05-12 Richard Guenther <rguenther@suse.de>
3826 PR tree-optimization/31797
3827 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3828 propagate into a stmt that has volatile ops.
3830 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3832 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3833 (gcc_tooldir): Likewise.
3834 * configure: Regenerate.
3835 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3836 old configure.ac gcc_tooldir setting.
3837 (prefix_to_exec_prefix): New variable.
3838 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3839 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3841 2007-05-11 Silvius Rus <rus@google.com>
3843 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3844 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3845 * c-common.h (strict_aliasing_warning): Change return type.
3846 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3847 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3848 (build_c_cast): Condition call to strict_aliasing_warning.
3849 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3850 * flags.h (set_Wstrict_aliasing): Declare.
3851 * opts.c (set_Wstrict_alising): Define, add call to.
3852 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3853 * tree-ssa-alias-warnings.c: New file.
3854 * tree-ssa-alias.c (compute_may_aliases): Add call to
3855 strict_aliasing_warning_backend.
3857 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3859 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3860 Use loop_depth and loop_outer accessor functions.
3861 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3862 determine_invariantness_stmt, move_computations_stmt): Ditto.
3863 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3864 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3865 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3866 * tree-scalar-evolution.c (interpret_loop_phi,
3867 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3868 instantiate_parameters_1, scev_const_prop): Ditto.
3869 * cfghooks.c (make_forwarder_block): Ditto.
3870 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3871 * modulo-sched.c (loop_canon_p): Ditto.
3872 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3873 slpeel_can_duplicate_loop_p): Ditto.
3874 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3875 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3876 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3877 cancel_loop, verify_loop_structure): Ditto.
3878 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3879 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3880 superloops vector instead of "pred" array.
3881 (establish_preds): Take father loop as an argument. Initialize the
3883 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3884 initialize loop->outer.
3885 (flow_loop_tree_node_remove): Truncate the superloops vector.
3886 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3887 "pred" merged to "superloops" vector.
3888 (loop_depth, loop_outer): New.
3889 (fel_init): Use loop_outer.
3891 2007-05-11 Jan Hubicka <jh@suse.cz>
3893 * cgraphunit.c: Include gt-cgraphunit.h
3894 (static_ctors, static_dtors): New static vars.
3895 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3896 based on implementation in c-common.c
3897 (cgraph_finalize_function): Call record_cdtor_fn.
3898 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3899 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3900 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3901 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3902 build_cdtor, c_build_cdtor_fns): Remove.
3903 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3904 c_build_cdtor_fns): Remove prototype.
3906 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3909 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3910 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3911 * builtins.c (fold_builtin_memchr): New.
3912 (expand_builtin_memchr): Call the latter.
3913 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3914 * doc/extend.texi ([Other built-in functions provided by GCC]):
3917 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3919 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3920 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3921 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3922 PFPO_OP1_TYPE_SHIFT): Constants added.
3923 (DFP_ALL): Mode macro defined.
3924 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3925 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3926 Insn definitions added.
3927 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3928 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3931 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3933 PR tree-optimization/31885
3934 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3936 (automatically_generated_chrec_p): Return false for NULL.
3938 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3940 * config/bfin/bfin.h (MOVE_RATIO): Define.
3942 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3944 * config.gcc (sparc-wrs-vxworks): New target.
3945 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3946 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3947 * config/sparc/sparc.h: Include vxworks-dummy.h.
3948 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3949 include LABEL_REFs too.
3950 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
3951 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
3953 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
3955 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
3956 (sparc_emit_call_insn): New function.
3957 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
3958 functions when generating VxWorks PIC.
3959 * config/sparc/sparc.md (vxworks_load_got): New pattern.
3960 (call, call_value): Use sparc_emit_call_insn instead of
3963 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3965 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3967 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3969 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
3970 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
3971 instead of operand_subword.
3973 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3975 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
3976 * config/bfin/bfin.c (bfin_local_alignment): New function.
3977 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
3979 2007-05-08 Chao-ying Fu <fu@mips.com>
3981 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
3982 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
3983 (smsub_widen_optab, umsub_widen_optab): Define.
3984 * optabs.c (init_optabs): Initialize smsub_widen_optab and
3986 * genopinit.c (optabs): Fill in smsub_widen_optab and
3988 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
3989 and umsub_widen_optab to implement multiply-subtract sequences.
3990 * config/mips/mips.md (*msac<u>_di): Rename to...
3991 (<u>msubsidi4): ...this. Extend condition to include
3992 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3993 of operand 0 to "ka" and use the three-operand form of msub<u>
3995 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
3998 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4000 PR rtl-optimization/28011
4001 * reload.c (push_reload): Set dont_share if IN appears in OUT
4002 also when IN is a PLUS rtx.
4003 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4006 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4008 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4009 call unshare_all_decls.
4010 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4011 (unshare_all_decls): Remove.
4013 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4016 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4019 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4020 Nigel Stephens <nigel@mips.com>
4022 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4023 Update comments and all uses.
4024 (MIN_FPRS_PER_FMT): Define.
4025 * config/mips/mips.c (function_arg): Fix to correctly handle
4026 the -mips32r2 -mfp64 -mabi=32 case.
4027 (override_options): Enable use of odd-numbered registers for
4028 SFmode values on MIPS32.
4029 (mips_save_reg_p): Save whole floating-point register pair if
4030 either half is used.
4031 (compute_frame_size): Fix comment.
4033 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4035 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4036 argument of type bool.
4037 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4038 argument. Safely select temporary P register according to it.
4039 (do_link): Change call site of add_to_reg accordingly.
4040 (do_unlink): Add epilogue_p as a fourth argument and pass it
4042 (expand_interrupt_handler_epilogue): Change call of do_unlink
4044 (bfin_expand_prologue): Add a third argument sibcall_p.
4045 * config/bfin/bfin.md (epilogue): Change call of
4046 bfin_expand_epilogue accordingly.
4047 (sibcall_epilogue): Likewise.
4048 (eh_return_internal): Likewise.
4050 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4051 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4052 * config/bfin/bfin.c (bfin_handle_option): Handle
4053 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4054 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4055 Support bf534, bf536 and bf561.
4056 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4058 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4061 * config/i386/i386.c (ix86_function_regparm): Process local
4062 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4064 2007-05-07 Mike Stump <mrs@apple.com>
4066 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4067 also checks for and while statements in C++.
4069 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4071 * gcc.c (at_file_supplied): New variable.
4072 (main): Set it if we expanded argv.
4073 (do_spec_1): Pass an @-file to the linker if we were called with
4074 an @-file argument and HAVE_GNU_LD.
4075 * collect2.c (at_file_supplied): New variable.
4076 (response_file): New variable.
4077 (collect_exit): Unlink response_file if necessary.
4078 (handler): Likewise.
4079 (do_wait): Likewise.
4080 (main): Set at_file_supplied if we expanded argv.
4081 (collect_execute): Pass an @-file to subprocesses if we were called
4082 with an @-file argument.
4083 * configure.ac: Add define for HAVE_GNU_LD.
4084 * configure: Regenerate.
4085 * config.in: Regenerate.
4087 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4089 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4095 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4097 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4098 (TARGET_ENCODE_SECTION_INFO): Re-define.
4099 (m32c_encode_section_info): New
4100 (function_vector_handler): New
4101 (current_function_special_page_vector): New
4102 (m32c_special_page_vector_p): New.
4103 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4105 * config/m32c/jump.md: Added instruction JSRS for functions
4106 with attribute "function_vector".
4107 * doc/extend.texi (function_vector): Added description
4108 for M16C, M32C targets.
4110 2007-05-07 DJ Delorie <dj@redhat.com>
4113 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4114 ashrpsi3, lshrpsi3): Update shift count constraint.
4116 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4117 Nathan Froyd <froydnj@codesourcery.com>
4120 * c-incpath.c (add_path): Strip trailing path separators.
4122 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4124 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4125 Free dominance info before purging EH edges.
4126 (eliminate_degenerate_phis): Likewise.
4127 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4129 2007-05-07 Jan Hubicka <jh@suse.cz>
4131 * gimplify.c (gimplify_expr): Do not crash when folding
4132 (void *)(int)&a + 4.
4134 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4137 * c-opts.c (lang_fortran): Make it non static.
4138 * c-common.h (lang_fortran): New prototype.
4139 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4140 -lang-fortran option was passed by the driver.
4142 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4144 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4145 of ASSERT_CHECKING. Tweak message.
4147 2007-05-06 Revital Eres <eres@il.ibm.com>
4150 * loop-unroll.c (insert_var_expansion_initialization):
4151 Initialize the expansions with -zero instead of +zero.
4153 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4155 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4156 into pic and non-pic versions. Mark r19 as used for
4157 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4158 for tgd_load, tld_load and tie_load .
4159 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4160 version of tgd_load, tld_load and tie_load depending on the
4163 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4164 Jakub Jelinek <jakub@redhat.com>
4166 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4167 (__do_global_dtors_aux): Use more paranoid loop to run
4168 destructors if HIDDEN_DTOR_LIST_END.
4169 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4171 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4173 * varasm.c (align_variable): Don't increase alignment for
4174 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4175 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4177 2007-05-04 Josh Conner <jconner@apple.com>
4179 * basic-block.h (cdi_direction): Assign values to all enumeration
4181 (dom_computed): Remove.
4182 (dom_info_state): New.
4183 (set_dom_info_availability): New.
4184 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4185 walk_data.dom_direction.
4186 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4187 instead of dom_computed[].
4188 (split_edge): Likewise.
4189 (create_basic_block): Likewise.
4190 (merge_blocks): Likewise.
4191 * ifcvt.c (find_if_header): Likewise.
4192 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4193 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4194 * tree-ssa.c (verify_ssa): Likewise.
4195 * tree-cfg.c (tree_verify_flow_info): Likewise.
4196 (remove_edge_and_dominated_blocks): Likewise.
4197 * dominance.c (dom_computed): Make static.
4198 (calc_dfs_tree_nonrec): Change third param to a bool.
4199 (calc_dfs_tree): Change second param to a bool.
4200 (calc_idioms): Change second param to a bool. Use
4201 dom_convert_dir_to_idx.
4202 (init_dom_info): Validate dir before using.
4203 (dom_convert_dir_to_idx): New.
4204 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4205 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4206 (free_dominance_info): Use dom_convert_dir_to_idx.
4207 (get_immediate_dominator): Likewise.
4208 (set_immediate_dominator): Likewise.
4209 (get_dominated_by): Likewise.
4210 (redirect_immediate_dominators): Likewise.
4211 (nearest_common_denominator): Likewise.
4212 (dominated_by_p): Likewise.
4213 (bb_dom_dfs_in): Likewise.
4214 (bb_dom_dfs_out): Likewise.
4215 (recount_dominator): Likewise.
4216 (iterate_fix_dominators): Likewise.
4217 (add_to_dominance_info): Likewise.
4218 (delete_from_dominance_info): Likewise.
4219 (first_dom_son): Likewise.
4220 (next_dom_son): Likewise.
4221 (dom_info_available_p): Likewise.
4222 (dom_info_state): New.
4223 (set_dom_info_availability): New.
4225 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4227 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4229 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4231 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4233 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4234 (subdi3, subdi_carry): Delete.
4236 2007-05-04 Jan Hubicka <jh@suse.cz>
4237 Richard Guenther <rguenther@suse.de>
4239 * opts.c (decode_options): Do not fiddle with inlining
4240 parameters in case of optimizing for size.
4241 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4242 for size do nothing.
4243 (cgraph_decide_inlining_of_small_function): When optimizing for
4244 size never inline functions increasing caller size.
4245 (cgraph_early_inlining): Inline for size when optimizing for size.
4247 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4249 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4250 logical operations piecewise.
4251 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4252 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4253 subdi_sesidi_di): Delete.
4254 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4255 the generated sequence. Allow three-reg add in constraints. Rewrite
4256 the rtl expression for carry to avoid zero_extend of a constant.
4257 (sub_with_carry): New pattern.
4258 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4259 different sequence not involving jumps.
4260 (notbi): Now a named pattern.
4262 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4264 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4265 Add the note about a significant loss of accuracy of some
4266 mathematical routines when these options are used.
4268 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4270 * haifa-sched.c (rtx_vec_t): New typedef.
4271 (contributes_to_priority_p): Extract piece of priority () into new
4273 (priority): Use the function. Add assertion.
4274 (rank_for_schedule, set_priorities): Add assertion to check that
4275 insn's priority is initialized.
4276 (clear_priorities, calc_priorities): Change signature. Make it update
4277 all relevant insns. Update all callers ('add_to_speculative_block ()'
4278 and 'create_block_check_twin ()').
4279 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4280 Add new field 'priority_status'.
4281 (INSN_PRIORITY_STATUS): New macro.
4282 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4284 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4286 * sched-ebb.c (debug_ebb_dependencies): New static function.
4287 (init_ready_list): Use it.
4289 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4290 with changed signature and 'debug_rgn_dependencies ()'.
4291 (debug_rgn_dependencies): New static function.
4292 (init_ready_list): Use it.
4294 * sched-int.h (debug_dependencies): Declare.
4296 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4298 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4300 2007-05-04 Dirk Mueller <dmueller@suse.de>
4302 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4304 2007-05-03 Jan Hubicka <jh@suse.cz>
4306 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4307 for pointer type in more cases than before.
4309 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4311 * tree-object-size.c (plus_expr_object_size): When operand size is
4312 unknown, return unknown.
4314 2007-05-03 Dirk Mueller <dmueller@suse.de>
4316 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4318 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4321 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4323 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4325 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4327 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4329 * config/soft-fp/double.h, config/soft-fp/extended.h,
4330 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4331 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4332 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4333 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4336 2007-05-03 Ian Lance Taylor <iant@google.com>
4338 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4339 MASK_PPC_GFXOPT for 8540 or 8548.
4341 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4343 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4344 vect_print_dump_info() to output debug information.
4346 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4349 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4350 operands of size 2 when operand is not MEM_P.
4352 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4354 PR tree-optimization/30565
4355 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4357 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4359 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4360 (umulsi3_highpart): Use them.
4361 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4362 for final accumulator to D regisster tranfser.
4364 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4366 PR tree-optimization/31699
4367 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4369 (vect_enhance_data_refs_alignment): Compute peel amount using
4370 TYPE_VECTOR_SUBPARTS instead of vf.
4371 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4373 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4376 * system.h: Remove inclusion of double-int.h
4377 * tree.h: Include double-int.h
4378 * gengtype.c: Likewise
4379 * cfgloop.h: Likewise
4380 * Makefile.in: Adjust dependencies on double-int.h
4382 2007-05-02 Eric Christopher <echristo@apple.com>
4384 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4385 -shared to -Zdynamiclib.
4387 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4390 * c-common.c (strip_pointer_or_array_types): New function.
4391 * c-common.h (strip_pointer_or_array_types): New function declaration.
4393 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4395 PR tree-optimization/31771
4396 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4398 2007-05-02 Paul Brook <paul@codesourcery.com>
4400 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4402 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4405 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4408 2007-05-02 Nick Clifton <nickc@redhat.com>
4410 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4412 2007-05-02 Richard Guenther <rguenther@suse.de>
4414 PR tree-optimization/31146
4415 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4416 argument, single_use_p. If we have a single use that is
4417 a conversion to the definition rhs type, propagate that rhs.
4418 (forward_propagate_addr_expr): Pass single_use_p argument
4419 to forward_propagate_addr_expr_1.
4421 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4423 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4426 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4428 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4429 'AMD Family 10 core'.
4431 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4433 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4434 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4435 with SSE3 instruction set support.
4436 * doc/invoke.texi: Likewise.
4438 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4440 * config/i386/i386.c (override_options): Tuning 32-byte loop
4441 alignment for amdfam10 architecture. Increasing the max loop
4442 alignment to 24 bytes.
4444 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4446 * config/m68k/constraints.md: New.
4447 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4448 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4449 EXTRA_CONSTRAINT): Remove.
4450 * config/m68k/m68k.md: Include constraints.md.
4451 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4453 2007-05-01 Ian Lance Taylor <iant@google.com>
4455 PR tree-optimization/31739
4456 * tree-vrp.c (vrp_val_is_max): New static function.
4457 (vrp_val_is_min): New static function.
4458 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4460 (set_value_range): Use vrp_val_is_{max,min}.
4461 (extract_range_from_assert): Likewise.
4462 (extract_range_from_binary_expr): Likewise.
4463 (extract_range_from_unary_expr): Likewise.
4464 (dump_value_range, vrp_meet): Likewise.
4465 (vrp_visit_phi_node): Likewise.
4466 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4468 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4470 * config/i386/gmon-sol2.c (size_t): New type.
4471 (intptr_t): Likewise.
4472 (s_textsize): Declare as size_t.
4474 (monstartup): Use size_t for sizes.
4475 (_mcount): Save and restore registers.
4476 (internal_mcount): Pass 0 as the first argument to monstartup
4478 (moncontrol): Convert pointer to appropriately sized integer
4479 before passing to profil.
4481 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4483 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4484 __NO_FPRS__, not just if _SOFT_DOUBLE.
4485 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4486 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4487 also for E500 double.
4488 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4489 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4492 2007-05-01 Richard Guenther <rguenther@suse.de>
4494 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4497 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4499 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4501 2007-05-01 Jan Hubicka <jh@suse.cz>
4503 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4506 2007-05-01 Jan Hubicka <jh@suse.cz>
4508 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4509 (maybe_fold_offset_to_reference): Declare.
4510 * fold-const.c (fold_unary): Do not fold
4511 (type *)&A into &A->field_of_type_and_offset_0
4512 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4513 size is unknown, give up.
4514 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4516 (maybe_fold_offset_to_reference): New.
4517 (maybe_fold_stmt_indirect): Use it.
4518 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4519 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4521 (gimplify_expr): Likewise for plus_expr.
4523 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4525 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4526 bsi_after_labels. Always insert statements before bsi.
4527 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4528 * predict.c (apply_return_prediction): Check for empty blocks.
4529 * cfgexpand.c (lab_rtx_for_bb): New variable.
4530 (label_rtx_for_bb): Do not create new tree labels.
4531 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4532 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4533 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4535 (label_for_bb): Add field used.
4536 (update_eh_label, main_block_label): Mark the label used.
4537 (cleanup_dead_labels): Remove unused labels.
4539 2007-05-01 Richard Guenther <rguenther@suse.de>
4541 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4542 if it is not about to be set.
4543 (get_value_range): Do not pre-allocate equiv bitmap.
4544 (update_value_range): No need to clear equiv field.
4545 (add_equivalence): Change prototype to get bitmap pointer.
4546 Allocate bitmap here if it is not already.
4547 (extract_range_from_assert): Do not allocate bitmap here.
4548 Update callers to add_equivalence.
4549 (extract_range_from_ssa_name): Likewise.
4550 (get_vr_for_comparison): New static helper.
4551 (compare_name_with_value): Handle NULL equiv bitmap by
4552 peeling the first iteration of the comparison loop.
4553 Use get_vr_for_comparison.
4554 (compare_names): Handle NULL equiv bitmaps by using fake
4555 ones. Use get_vr_for_comparison.
4557 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4559 * double-int.c (mpz_set_double_int): Moved from
4560 tree-ssa-loop-niter.c.
4561 (mpz_get_double_int): Likewise; also, add option to wrap
4562 out-of-range integers.
4563 * double-int.h: New prototypes for above.
4564 * tree.c (get_static_type_bounds): Moved from
4565 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4566 TYPE_MAX_VALUE if they exist..
4567 * tree.h: New prototype for above.
4568 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4569 get_type_bounds calls.
4570 (mpz_set_double_int): Move to double-int.c.
4571 (get_type_bounds): Move to tree.c, rename to
4572 get_static_type_bounds.
4573 (mpz_to_double_int): Move to double-int.c, rename to
4576 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4578 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4579 DIV0 exception can fall through to a normal return.
4581 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4585 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4586 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4587 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4588 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4589 initialize align to silence bogus warning.
4590 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4591 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4593 (struct sra_walk_fns): Remove use_all parameter from use.
4594 (sra_hash_tree): Handle BIT_FIELD_REFs.
4595 (sra_elt_hash): Don't hash bitfld blocks.
4596 (sra_elt_eq): Skip them in parent compares as well. Handle
4598 (sra_walk_expr): Don't maintain or pass down use_all_p.
4599 (scan_use): Remove use_all parameter.
4600 (scalarize_use): Likewise. Re-expand assignment to
4601 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4602 output, and re-scalarize after output. Don't mark anything
4604 (scalarize_ldst): Adjust.
4605 (scalarize_walk_gimple_modify_statement): Likewise.
4606 (build_element_name_1): Handle BIT_FIELD_REFs.
4607 (instantiate_element): Don't warn for any element whose parent
4609 (instantiate_missing_elements_1): Return the sra_elt.
4610 (canon_type_for_field): New.
4611 (try_instantiate_multiple_fields): New.
4612 (instantiate_missing_elemnts): Use them.
4613 (mark_no_warning): Removed.
4614 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4615 (REPLDUP, sra_build_elt_assignment): New.
4616 (generate_copy_inout): Use them.
4617 (generate_element_copy): Likewise. Handle bitfld differences.
4618 (generate_element_zero): Don't recurse for blocks. Use
4619 sra_build_elt_assignment.
4620 (generate_one_element_int): Take elt instead of var. Use
4621 sra_build_elt_assignment.
4622 (generate_element_init_1): Adjust.
4623 (scalarize_use, scalarize_copy): Use REPLDUP.
4624 (scalarize_ldst): Move assert before dereference.
4625 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4627 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4630 * tree.c (reconstruct_complex_type): Reconstruct a reference
4632 Also use the same mode for the pointer as the old pointer type.
4634 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4636 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4639 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4641 PR rtl-optimization/31676
4642 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4643 (df_refs_record): Call it.
4645 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4647 * rtl.def (SS_ABS): New code.
4648 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4649 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4650 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4651 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4652 (bfin_init_builtins): Define them.
4653 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4654 (bfin_expand_builtin): ... and handle the others here.
4655 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4656 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4657 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4658 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4659 operand is only HImode.
4661 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4663 * regclass.c (scan_one_insn): Remove splitting of
4666 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4667 Nigel Stephens <nigel@mips.com>
4669 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4671 2007-04-28 Jan Hubicka <jh@suse.cz>
4673 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4674 insn_locators_alloc instead of insn_locators_initialize;
4675 call reset_block_changes.
4676 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4677 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4678 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4679 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4680 * config/score/score.c (th_output_mi_thunk): Likewise.
4681 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4682 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4683 tolerate uninitialized locator info.
4686 * function.c (init_function_start): Don't init line number info.
4687 (expand_function_end): Update.
4688 (reset_block_changes, record_block_change, finalize_block_changes,
4689 check_block_change, free_block_changes): Kill.
4690 * function.h (reset_block_changes, record_block_change,
4691 finalize_block_changes, check_block_change, free_block_changes): Remove
4693 (struct function): Remove ib_boundaries_block.
4694 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4695 Use curr_insn_locator to initialize locator.
4696 (emit_line_note): Remove.
4697 * cfgexpand.c (expand_gimple_cond_expr): Update.
4698 (construct_exit_block): Likewise.
4699 (tree_expand_cfg): Initialize/finalize locators.
4700 * expr.c (expand_expr_real): Update.
4701 * cfglayout.c (line_locators_locs, line_locators_lines,
4702 file_locators_locs, file_locators_files): Remove.
4703 (set_block_levels): Move to cfgexpand.c.
4704 (insn_locators_initialize): Remove.
4705 (pass_insn_locators_initialize): Remove.
4706 (locations_locators_locs, locations_locators_vals): New static vars.
4707 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4709 (insn_locators_alloc, insn_locators_finalize,
4710 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4712 (locator_location): New.
4713 (locator_line, locator_file): Rewrite.
4714 * rtl.h (emit_line_note): Kill.
4715 (insn_locators_alloc, insn_locators_finalize,
4716 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4718 * tree-inline.c (initialize_cfun): Do not initialize
4719 ib_boundaries_block.
4720 * passes.c (pass_insn_locators_initialize): Remove.
4722 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4724 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4725 info. Update last_basic_block correctly.
4727 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4730 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4731 register itself to hold the offset constant. Tell flow the use
4732 of r4 and r5 when they are used.
4734 2007-04-27 Richard Guenther <rguenther@suse.de>
4736 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4737 if we simplified anything.
4738 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4739 warnings until we did a simplification and the stmt was not
4740 marked as TREE_NO_WARNING.
4742 2007-04-27 Mike Stump <mrs@apple.com>
4744 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4746 2007-04-27 Ian Lance Taylor <iant@google.com>
4749 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4750 TYPE_MAX_VALUE exist, convert them to the new type.
4752 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4754 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4755 if it claims to be available.
4756 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4758 (perform_tree_ssa_dce): Always free postdominators.
4760 2007-04-27 Richard Henderson <rth@redhat.com>
4762 * config/alpha/predicates.md (aligned_memory_operand): Mark
4763 as define_special_predicate.
4764 (unaligned_memory_operand, normal_memory_operand): Likewise.
4765 (reg_or_unaligned_mem_operand): Remove.
4766 (any_memory_operand): Match the documentation and check for
4767 non-renumbered pseudos during reload.
4768 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4769 alpha_secondary_reload_class, update to new interface, make static.
4770 Handle CQImode like HImode. Remove FP subreg check.
4771 (alpha_expand_mov): Use replace_equiv_address.
4772 (alpha_expand_mov_nobwx): Use any_memory_operand.
4773 (TARGET_SECONDARY_RELOAD): New.
4774 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4775 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4776 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4777 * config/alpha/alpha.md: ... here.
4778 (RELOAD12, reloadmode): New.
4780 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4781 Don't handle the aligned case here.
4782 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4783 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4784 reload_inhi_help. Don't expect a scratch register.
4785 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4787 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4789 2007-04-27 Richard Guenther <rguenther@suse.de>
4791 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4793 2007-04-27 Richard Guenther <rguenther@suse.de>
4795 PR tree-optimization/30965
4796 PR tree-optimization/30978
4797 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4798 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4799 (find_equivalent_equality_comparison): Likewise.
4800 (simplify_cond): Likewise.
4801 (get_prop_source_stmt): New helper.
4802 (get_prop_dest_stmt): Likewise.
4803 (can_propagate_from): Likewise.
4804 (remove_prop_source_from_use): Likewise.
4805 (combine_cond_expr_cond): Likewise.
4806 (forward_propagate_comparison): New function.
4807 (forward_propagate_into_cond): Rewrite to use fold for
4809 (tree_ssa_forward_propagate_single_use_vars): Call
4810 forward_propagate_comparison to propagate comparisons.
4812 2007-04-27 Richard Guenther <rguenther@suse.de>
4814 PR tree-optimization/31715
4815 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4816 sure to do computation on the offset in an appropriate
4819 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4821 * reload.h (elimination_target_reg_p): Declare.
4822 * reload.c (find_reloads): Don't apply the reg_rtx move
4823 optimization if the SET_DEST satisfies elimination_target_reg_p.
4824 * reload1.c (elimination_target_reg_p): New function.
4825 (gen_reload): In the move/add2 fallback, make sure that op0
4826 does not overlap the destination register.
4828 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4830 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4831 transform only GIMPLE_MODIFY_STMTs.
4832 * tree-complex.c (expand_complex_operations_1): Ditto.
4833 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4834 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4835 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4837 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4838 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4839 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4840 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4841 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4842 slpeel_add_loop_guard): Ditto.
4843 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4844 * lambda-code.c (perfect_nestify): Ditto.
4845 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4846 before the first statement.
4847 * tree-optimize.c (execute_free_datastructures): Fix comments.
4848 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4849 * tree-flow.h (disband_implicit_edges): Declaration removed.
4850 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4852 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4854 (disband_implicit_edges, has_label_p): Removed.
4855 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4856 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4858 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4860 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4861 also for COND_EXPRs.
4862 * cfgexpand.c (label_rtx_for_bb): New function.
4863 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4864 Use label_rtx_for_bb to find the labels.
4865 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4866 last block. Detect fallthru edges.
4868 2007-04-26 Ian Lance Taylor <iant@google.com>
4871 * reload.c (find_reloads_subreg_address): If the address was valid
4872 in the original mode but not in the new mode, reload the whole
4875 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4877 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4878 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4879 (cleanup_control_expr_graph): Do not invalidate dominance info.
4880 Record altered blocks.
4881 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4882 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4883 cleanup_tree_cfg_bb): New functions.
4884 (remove_forwarder_block): Do not maintain the worklist of blocks.
4885 Record altered blocks.
4886 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4888 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4889 delete_unreachable_blocks if dominators are not available.
4890 * tree-inline.c (optimize_inline_calls): Free dominance information
4892 * tree-flow.h (remove_edge_and_dominated_blocks,
4893 cfgcleanup_altered_bbs): Altered.
4894 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4896 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4898 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4899 do not invalidate dominators.
4901 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4903 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4904 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4905 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4906 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4908 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4910 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4912 2007-04-26 Richard Guenther <rguenther@suse.de>
4914 PR tree-optimization/31703
4915 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4916 the right type for the target of the bittest.
4918 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4920 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4921 ix86_sol10_return_in_memory.
4923 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4925 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4928 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4931 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4933 PR tree-optimization/30558
4934 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4935 clear this_state.prev_try.
4937 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4938 Mark Mitchell <mark@codesourcery.com>
4940 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4941 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4942 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4944 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4947 * doc/invoke.texi (%:print-asm-header): Document.
4948 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
4950 (static_spec_functions): Add print-asm-header.
4951 (main): Print a banner before the --target-help linker options.
4952 (print_asm_header_spec_function): New function.
4954 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
4957 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
4958 (movsf_ie): Likewise.
4960 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4962 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4964 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4966 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4968 (__umodsi3, __modsi3): Likewise.
4970 2007-04-25 Dirk Mueller <dmueller@suse.de>
4972 * c-typeck.c (build_compound_expr): Annotate warning()
4973 call with OPT_Wunused_value.
4974 * tree-ssa.c (warn_uninit): Annotate warning with
4976 * c-common.c (handle_sentinel_attribute): Annotate warning
4977 call with OPT_Wattributes.
4979 2007-04-25 Thiemo Seufer <ths@mips.com>
4981 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
4983 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
4984 on to the assembler. Improve handling of -mno-mips16. Add handling
4985 of -mno-mips3d, -mno-dsp, -mno-dspr2.
4986 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
4987 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
4988 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
4990 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
4993 * config/i386/winnt.c (i386_pe_file_end): Strip only
4994 USER_LABEL_PREFIX when writing export name.
4996 2007-04-25 Richard Sandiford <richard@codesourcery.com>
4998 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
4999 sh/elf.h, vx-common.h and vxworks.h.
5000 * config/sh/sh.h: Include config/vxworks-dummy.h.
5001 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5002 (OVERRIDE_OPTIONS): Use it.
5003 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5004 (vxworks_picreg): New pattern.
5005 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5006 VXWORKS_OS_CPP_BUILTINS.
5007 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5008 to their VXWORKS_* equivalents.
5009 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5010 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5011 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5012 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5013 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5014 -mrtp/-fPIC multilibs.
5015 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5016 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5017 (MULTILIB_OSDIRNAMES): Delete.
5019 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5022 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5024 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5026 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5027 rounding mode to be specified by the caller.
5028 (real_to_mpfr) Likewise.
5029 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5030 include new arguments.
5031 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5033 2007-04-24 Ian Lance Taylor <iant@google.com>
5035 PR tree-optimization/31605
5036 * tree-vrp.c (set_value_range): Check that min and max are not
5037 both overflow infinities.
5038 (set_value_range_to_value): New static function.
5039 (extract_range_from_binary_expr): Call set_value_range_to_value.
5040 (extract_range_from_cond_expr): Likewise.
5041 (extract_range_from_expr): Likewise.
5042 (extract_range_from_unary_expr): Likewise. Don't create a range
5043 which overflows on both sides.
5044 (vrp_meet): Check for a useless range.
5045 (vrp_visit_phi_node): If we see a constant which looks like an
5046 overflow infinity, turn off the TREE_OVERFLOW flag.
5048 2007-04-24 Ian Lance Taylor <iant@google.com>
5050 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5052 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5055 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5056 diagnostic message is being built.
5057 * tree-pretty-print.c (dump_generic_node): Only write the
5058 formatted text into BUFFER's stream if we are not building a
5060 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5062 * Makefile.in (toplev.o): Depend on tree-pass.h.
5064 2007-04-24 Ian Lance Taylor <iant@google.com>
5066 PR tree-optimization/31602
5067 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5068 conditionals in the copied loop header.
5069 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5070 warnings if TREE_NO_WARNING is set.
5071 * doc/invoke.texi (Warning Options): Clarify that
5072 -Wstrict-overflow does not warn about loops.
5074 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5076 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5077 expand on the comment about _Decimal128 arguments and check the
5078 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5079 that _Decimal128 argument uses even/odd register pair.
5080 (function_arg): Ditto.
5082 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5084 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5085 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5087 2007-04-24 Richard Guenther <rguenther@suse.de>
5088 Olga Golovanevsky <olga@il.ibm.com>
5090 * fold-const.c (multiple_of_p): Check for bottom
5093 2007-04-24 Richard Henderson <rth@redhat.com>
5095 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5096 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5097 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5098 looking for non-zero bits shifted out. Avoid a recursive call
5099 when constructing the scalar.
5100 (__floatundisf): Likewise.
5102 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5104 * dwarf2out.c (field_byte_offset): Move the existing logic
5105 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5106 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5108 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5111 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5112 argument of 0 for memset.
5113 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5114 unsigned shift instead of the signed variant.
5116 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5118 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5119 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5120 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5121 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5122 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5123 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5124 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5125 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5126 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5127 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5128 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5129 "mul<mode>3", "div<mode>3"): Insn definitions added.
5130 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5131 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5132 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5133 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5134 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5135 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5136 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5137 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5138 TARGET_FLOAT_FORMAT): Macro definitions removed.
5139 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5140 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5141 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5142 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5143 (s390_gen_rtx_const_DI): Function removed.
5144 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5146 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5148 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5149 over an external ffs function.
5151 2007-04-24 Chao-ying Fu <fu@mips.com>
5152 Richard Sandiford <richard@nildram.co.uk>
5154 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5155 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5156 (smadd_widen_optab, umadd_widen_optab): Define.
5157 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5159 * genopinit.c (optabs): Fill in smadd_widen_optab and
5161 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5162 and umadd_widen_optab to implement multiply-add sequences.
5163 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5164 (<u>maddsidi4): ...this. Extend condition to include
5165 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5166 of operand 0 to "ka" and use the three-operand form of madd<u>
5168 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5170 * config/mips/constraints.md (ka): New register constraint.
5172 2007-04-24 Jan Hubicka <j@suse.cz>
5176 2007-04-23 Jan Hubicka <jh@suse.cz>
5177 * function.c (init_function_start): Don't init line number info.
5178 (expand_function_end): Update.
5179 (reset_block_changes, record_block_change, finalize_block_changes,
5180 check_block_change, free_block_changes): Kill.
5181 * function.h (reset_block_changes, record_block_change,
5182 finalize_block_changes, check_block_change, free_block_changes): Remove
5184 (struct function): Remove ib_boundaries_block.
5185 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5186 Use curr_insn_locator to initialize locator.
5187 (emit_line_note): Remove.
5188 * cfgexpand.c (expand_gimple_cond_expr): Update.
5189 (construct_exit_block): Likewise.
5190 (tree_expand_cfg): Initialize/finalize locators.
5191 * expr.c (expand_expr_real): Update.
5192 * cfglayout.c (line_locators_locs, line_locators_lines,
5193 file_locators_locs, file_locators_files): Remove.
5194 (set_block_levels): Move to cfgexpand.c.
5195 (insn_locators_initialize): Remove.
5196 (pass_insn_locators_initialize): Remove.
5197 (locations_locators_locs, locations_locators_vals): New static vars.
5198 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5200 (insn_locators_alloc, insn_locators_finalize,
5201 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5203 (locator_location): New.
5204 (locator_line, locator_file): Rewrite.
5205 * rtl.h (emit_line_note): Kill.
5206 (insn_locators_alloc, insn_locators_finalize,
5207 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5209 * tree-inline.c (initialize_cfun): Do not initialize
5210 ib_boundaries_block.
5211 * passes.c (pass_insn_locators_initialize): Remove.
5213 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5215 * doc/invoke.texi: Removed leading '-' from option index entries.
5217 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5219 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5221 (create_phi_node): Use set_phi_nodes.
5222 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5223 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5224 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5225 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5226 (bsi_start, bsi_last): Use bb_stmt_list.
5227 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5228 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5229 Traverse the statements using tsi iterator.
5230 * basic-block.h (struct basic_block_def): Fields stmt_list
5231 and phi_nodes moved to ...
5232 (struct tree_bb_info): ... new structure.
5233 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5234 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5235 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5236 (tree_verify_flow_info): Verify that il.tree is not set for
5237 entry and exit block.
5238 (tree_split_block): Use set_bb_stmt_list.
5240 2007-04-23 Mike Stump <mrs@apple.com>
5242 * config/i386/i386.c (ix86_tune_features
5243 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5246 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5248 * config/i386/i386.md (prefix_extra): New attribute.
5249 (length): Add prefix_extra.
5251 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5252 (sse2_movntv2di): Likewise.
5253 (sse2_cvtps2dq): Likewise.
5254 (sse2_cvtpd2pi): Likewise.
5255 (sse2_cvttpd2pi): Likewise.
5256 (*sse2_cvtpd2ps): Likewise.
5257 (*add<mode>3): Likewise.
5258 (sse2_ssadd<mode>3): Likewise.
5259 (sse2_usadd<mode>3): Likewise.
5260 (*sub<mode>3): Likewise.
5261 (sse2_sssub<mode>3): Likewise.
5262 (sse2_ussub<mode>3): Likewise.
5263 (*mulv8hi3): Likewise.
5264 (*smulv8hi3_highpart): Likewise.
5265 (*umulv8hi3_highpart): Likewise.
5266 (sse2_umulv2siv2di3): Likewise.
5267 (sse2_pmaddwd): Likewise.
5268 (ashr<mode>3): Likewise.
5269 (lshr<mode>3): Likewise.
5270 (ashl<mode>3): Likewise.
5271 (sse2_ashlti3): Likewise.
5272 (sse2_lshrti3): Likewise.
5273 (*umaxv16qi3): Likewise.
5274 (*smaxv8hi3): Likewise.
5275 (*uminv16qi3): Likewise.
5276 (*sminv8hi3): Likewise.
5277 (sse2_eq<mode>3): Likewise.
5278 (sse2_gt<mode>3): Likewise.
5279 (*and<mode>3): Likewise.
5280 (sse2_nand<mode>3): Likewise.
5281 (*ior<mode>3): Likewise.
5282 (*xor<mode>3): Likewise.
5283 (sse2_packsswb): Likewise.
5284 (sse2_packssdw): Likewise.
5285 (sse2_packuswb): Likewise.
5286 (sse2_punpckhbw): Likewise.
5287 (sse2_punpcklbw): Likewise.
5288 (sse2_punpckhwd): Likewise.
5289 (sse2_punpcklwd): Likewise.
5290 (sse2_punpckhdq): Likewise.
5291 (sse2_punpckldq): Likewise.
5292 (sse2_punpckhqdq): Likewise.
5293 (sse2_punpcklqdq): Likewise.
5294 (*sse2_pinsrw): Likewise.
5295 (*sse2_pextrw): Likewise.
5296 (sse2_pshufd_1): Likewise.
5297 (sse2_uavgv16qi3): Likewise.
5298 (sse2_uavgv8hi3): Likewise.
5299 (sse2_psadbw): Likewise.
5300 (sse2_pmovmskb): Likewise.
5301 (*sse2_maskmovdqu): Likewise.
5302 (*sse2_maskmovdqu_rex64): Likewise.
5303 (sse4a_extrqi): Likewise.
5304 (sse4a_extrq): Likewise.
5305 (sse3_lddqu): Set prefix_rep.
5306 (sse3_addsubv4sf3): Likewise.
5307 (sse3_haddv4sf3): Likewise.
5308 (sse3_hsubv4sf3): Likewise.
5309 (sse_cvtss2si): Likewise.
5310 (sse_cvtss2si_2): Likewise.
5311 (sse_cvtss2siq): Likewise.
5312 (sse_cvtss2siq_2): Likewise.
5313 (sse_cvttss2si): Likewise.
5314 (sse_cvttss2siq): Likewise.
5315 (sse2_cvttps2dq): Likewise.
5316 (sse3_movshdup): Likewise.
5317 (sse3_movsldup): Likewise.
5318 (sse2_cvtsd2si): Likewise.
5319 (sse2_cvtsd2si_2): Likewise.
5320 (sse2_cvtsd2siq): Likewise.
5321 (sse2_cvtsd2siq_2): Likewise.
5322 (sse2_cvttsd2si): Likewise.
5323 (sse2_cvttsd2siq): Likewise.
5324 (*sse2_cvtpd2dq): Likewise.
5325 (*sse2_cvttpd2dq): Likewise.
5326 (sse2_pshuflw_1): Likewise.
5327 (sse2_pshufhw_1): Likewise.
5328 (sse4a_insertqi): Likewise.
5329 (sse4a_insertq): Likewise.
5330 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5331 (ssse3_phadddv4si3): Likewise.
5332 (ssse3_phaddswv8hi3): Likewise.
5333 (ssse3_phsubwv8hi3): Likewise.
5334 (ssse3_phsubdv4si3): Likewise.
5335 (ssse3_phsubswv8hi3): Likewise.
5336 (ssse3_pmaddubswv8hi3): Likewise.
5337 (ssse3_pmulhrswv8hi3): Likewise.
5338 (ssse3_pshufbv16qi3): Likewise.
5339 (ssse3_psign<mode>3): Likewise.
5340 (ssse3_palignrti): Likewise.
5341 (abs<mode>2): Likewise.
5342 (ssse3_phaddwv4hi3): Set prefix_extra.
5343 (ssse3_phadddv2si3): Likewise.
5344 (ssse3_phaddswv4hi3): Likewise.
5345 (ssse3_phsubwv4hi3): Likewise.
5346 (ssse3_phsubdv2si3): Likewise.
5347 (ssse3_phsubswv4hi3): Likewise.
5348 (ssse3_pmaddubswv4hi3): Likewise.
5349 (ssse3_pmulhrswv4hi3): Likewise.
5350 (ssse3_pshufbv8qi3): Likewise.
5351 (ssse3_psign<mode>3): Likewise.
5352 (ssse3_palignrdi): Likewise.
5353 (abs<mode>2): Likewise.
5354 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5355 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5356 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5358 2007-04-23 Nick Clifton <nickc@redhat.com>
5360 * params.def: Fix formatting of emacs local variables.
5362 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5364 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5365 move if inter-unit move isn't allowed.
5366 Don't split moving the first element of V2DI to DI to inter-unit
5367 move if inter-unit move isn't allowed.
5369 2007-04-23 Richard Guenther <rguenther@suse.de>
5371 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5372 and CDI_POST_DOMINATORS separately.
5374 2007-04-23 Nick Clifton <nickc@redhat.com>
5376 * c.opt (Wformat-contains-nul): Add warning attribute.
5378 2007-04-23 Jan Hubicka <jh@suse.cz>
5380 * function.c (init_function_start): Don't init line number info.
5381 (expand_function_end): Update.
5382 (reset_block_changes, record_block_change, finalize_block_changes,
5383 check_block_change, free_block_changes): Kill.
5384 * function.h (reset_block_changes, record_block_change,
5385 finalize_block_changes, check_block_change, free_block_changes): Remove
5387 (struct function): Remove ib_boundaries_block.
5388 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5389 Use curr_insn_locator to initialize locator.
5390 (emit_line_note): Remove.
5391 * cfgexpand.c (expand_gimple_cond_expr): Update.
5392 (construct_exit_block): Likewise.
5393 (tree_expand_cfg): Initialize/finalize locators.
5394 * expr.c (expand_expr_real): Update.
5395 * cfglayout.c (line_locators_locs, line_locators_lines,
5396 file_locators_locs, file_locators_files): Remove.
5397 (set_block_levels): Move to cfgexpand.c.
5398 (insn_locators_initialize): Remove.
5399 (pass_insn_locators_initialize): Remove.
5400 (locations_locators_locs, locations_locators_vals): New static vars.
5401 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5403 (insn_locators_alloc, insn_locators_finalize,
5404 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5406 (locator_location): New.
5407 (locator_line, locator_file): Rewrite.
5408 * rtl.h (emit_line_note): Kill.
5409 (insn_locators_alloc, insn_locators_finalize,
5410 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5412 * tree-inline.c (initialize_cfun): Do not initialize
5413 ib_boundaries_block.
5414 * passes.c (pass_insn_locators_initialize): Remove.
5416 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5419 * expr.c (reduce_to_bit_field_precision): Handle
5422 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5424 PR tree-optimization/24659
5425 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5426 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5427 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5428 * genopinit.c (optabs): Rename vec_pack_mod_optab
5429 to vec_pack_trunc_optab.
5430 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5431 early for scalar floating point operands for NOP_EXPR.
5432 (vectorizable_type_promotion): Ditto.
5433 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5434 vec_pack_trunc_optab.
5435 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5437 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5438 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5439 Rename from VEC_PACK_MOD_EXPR.
5440 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5441 * expr.c (expand_expr_real_1): Ditto.
5442 * tree-inline.c (estimate_num_insns_1): Ditto.
5443 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5445 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5446 (vec_unpacks_lo_v4sf): Ditto.
5447 (vec_pack_trunc_v2df): Ditto.
5448 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5449 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5450 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5452 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5454 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5456 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5457 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5458 packing of floating point operands.
5459 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5460 represent unpacking of floating point operands.
5461 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5462 [vec_unpacks_hi]: Ditto.
5463 [vec_unpacks_lo]: Ditto.
5465 2007-04-22 Jan Hubicka <jh@suse.cz>
5467 * final.c (rest_of_handle_final): Call
5468 targetm.asm_out.constructor/targetm.asm_out.destructor
5469 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5470 proper priority via decl_*_priority_insert.
5471 * c-common.c (c_expand_body): Likewise.
5473 2007-04-22 Richard Guenther <rguenther@suse.de>
5475 PR tree-optimization/29789
5476 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5477 (rewrite_reciprocal): New helper split out from
5478 determine_invariantness_stmt.
5479 (rewrite_bittest): Likewise.
5480 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5481 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5484 2007-04-22 Revital Eres <eres@il.ibm.com>
5486 * loop-unroll.c (var_to_expand): New field to support also
5487 insns of the form x = something + x.
5488 (analyze_insn_to_expand_var): Use it.
5489 (expand_var_during_unrolling): Likewise.
5491 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5493 * predict.c: Include pointer-set.h.
5494 (bb_predictions): New variable.
5495 (tree_predicted_by_p, tree_predict_edge,
5496 remove_predictions_associated_with_edge): Use bb_predictions map
5497 instead of bb->predictions.
5498 (clear_bb_predictions, assert_is_empty): New functions.
5499 (combine_predictions_for_bb): Use bb_predictions map. Call
5500 clear_bb_predictions.
5501 (tree_estimate_probability): Create and free bb_predictions map.
5502 * Makefile.in (predict.o): Add pointer-set.h dependency.
5503 * basic-block.h (struct basic_block_def): Remove predictions
5505 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5507 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5510 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5513 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5515 * timevar.c (timevar_print): Change reference of --disable-checking to
5516 --enable-checking=release. Also warn if assert checking is disabled.
5518 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5521 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5522 decl as addressable if the compound literal was marked as
5524 Mark the decl as a gimple register if it is a complex or
5525 vector decl and does not live in memory.
5527 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5529 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5530 (GENERIC_NEXT): New function macro.
5531 (PHI_CHAIN): Use phi_node's new chain variable.
5532 (tree_phi_node): Change tree_common to tree_base
5533 and add the chain field.
5534 * tree-phinodes.c (make_phi_node): Don't set
5535 TREE_TYPE on the new node.
5536 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5537 instead of checking GIMPLE_TUPLE_P in chain_next.
5538 * tree-vect-transform.c
5539 (get_initial_def_for_induction): Look at
5540 PHI_RESULT_TREE for the type of the phi node.
5541 (update_vuses_to_preheader): Use PHI_CHAIN
5542 instead of TREE_CHAIN on the phi node.
5543 * tree-ssa-structalias.c (compute_points_to_sets):
5545 (ipa_pta_execute): Likewise.
5547 2007-04-21 Richard Guenther <rguenther@suse.de>
5550 * fold-const.c (fold_unary): Call fold_convert_const on the
5553 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5555 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5556 (store_killed_in_pat): New.
5558 2007-04-20 Richard Henderson <rth@redhat.com>
5561 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5562 TREE_LIST with a void_type_node value, not void_list_node exactly.
5564 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5566 * doc/standards.texi: Re-arrange into language-specific
5567 subsections. Add a C++ section, documenting which standards we
5570 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5572 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5573 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5575 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5577 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5578 ecrti.o and crtbegin.o.
5579 (LIB_DEFAULT_SPEC): Include -lc.
5580 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5582 2007-04-20 Richard Henderson <rth@redhat.com>
5585 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5586 argument; update all callers.
5587 (get_unaligned_offset): New.
5588 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5589 get_unaligned_address, just pass on the address directly.
5590 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5591 the subreg in the helper patterns.
5592 (unaligned_extendqidi_le): Use get_unaligned_offset.
5593 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5594 (unaligned_extendhidi_be): Likewise.
5595 (unaligned_extendhidi): Tidy.
5596 * config/alpha/alpha-protos.h: Update.
5598 2007-04-20 Richard Henderson <rth@redhat.com>
5600 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5601 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5602 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5603 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5604 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5605 (CPP_SPEC): Don't include %(cpp_subtarget).
5606 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5607 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5608 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5610 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5612 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5613 for __builtin_ia32_cmpordss.
5615 PR tree-optimization/31632
5616 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5617 and arg1 for optimizations of comparison against min/max values.
5618 Fold arg0 to arg1's type for optimizations of comparison against
5619 min+1 and max-1 values.
5621 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5623 * reload.c (combine_reloads): When trying to use a dying register,
5624 check whether it's uninitialized and don't use if so.
5626 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5628 * fold-const.c: Remove prototypes for native_encode_expr and
5629 native_interpret_expr.
5630 (native_encode_expr): Make non-static.
5631 (native_interpret_expr): Likewise.
5632 * tree.h: Add prototypes for the above.
5634 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5636 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5637 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5638 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5639 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5640 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5641 Add length attributes.
5643 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5645 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5648 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5649 __STDC_WANT_DEC_FP__.
5651 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5653 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5654 for long double compatibility.
5655 * configure: Regenerate.
5657 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5659 PR rtl-optimization/29841
5660 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5662 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5663 that may cause control flow transfer from being moved.
5665 2007-04-18 Jan Hubicka <jh@suse.cz>
5667 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5670 2007-04-18 Eric Christopher <echristo@apple.com>
5672 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5673 only. Update operands.
5674 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5675 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5676 link register to pic register.
5678 2007-04-18 Dirk Mueller <dmueller@suse.de>
5681 * tree-vrp.c (search_for_addr_array): New.
5682 (check_array_bounds): Suppress warning about
5683 address taken of array refs if its not de-referenced.
5685 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5687 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5688 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5690 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5691 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5692 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5694 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5696 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5698 (vect_analyze_scalar_cycles): Fix indentation.
5699 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5700 (vect_mark_relevant): Include phis in relevance analysis.
5702 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5704 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5706 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5707 output_operand_lossage().
5709 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5711 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5712 the unused code for reduction without adjust-in-epilog to simplify the
5715 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5717 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5718 (S390_TDC_NEGATIVE_ZERO): New constant.
5719 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5720 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5721 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5722 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5723 (S390_TDC_POSITIVE_INFINITY): New constant.
5724 (S390_TDC_NEGATIVE_INFINITY): New constant.
5725 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5726 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5727 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5728 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5729 (S390_TDC_INFINITY): New constant.
5730 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5731 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5732 optimization for UNSPEC_CCZ_TO_INT.
5733 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5734 ("*ccz_to_int"): New insn.
5735 ("isinf<mode>2"): New insn.
5736 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5737 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5738 (UNSPEC_CCZ_TO_INT): New constant.
5740 2007-04-18 Richard Guenther <rguenther@suse.de>
5742 PR tree-optimization/19431
5743 PR tree-optimization/21463
5744 * tree-pass.h (pass_phiprop): Declare.
5745 * passes.c (init_optimization_passes): New phiprop pass.
5746 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5747 (phivn_valid_p): New helper function.
5748 (phiprop_insert_phi): Likewise.
5749 (propagate_with_phi): Likewise.
5750 (tree_ssa_phiprop): New propagator propagating loads
5751 through phi nodes if profitable.
5753 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5755 * tree-vect-analyze.c (process_use): New function.
5756 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5757 Check phis in all bbs.
5758 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5761 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5763 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5766 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5769 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5772 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5774 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5776 (sse_vmmulv4sf3): Likewise.
5777 (sse2_vmaddv2df3): Likewise.
5778 (sse2_vmmulv2df3): Likewise.
5780 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5782 PR rtl-optimization/31360
5783 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5784 (target_reg_cost): New.
5785 (init_set_costs): Initialize target_reg_cost. Add comments
5786 regarding the rationale of the costs.
5787 (global_cost_for_size): Renamed to...
5788 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5789 of register pressure.
5790 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5791 estimate_reg_pressure_cost. Add number of ivs.
5792 (determine_set_costs): Dump target_reg_cost.
5793 * loop-invariant.c (gain_for_invariant): Use
5794 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5795 (best_gain_for_invariant, find_invariants_to_move): Remove
5797 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5798 (target_reg_cost): Declare.
5799 (global_cost_for_size): Declaration removed.
5800 (estimate_reg_pressure_cost): Declare.
5802 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5804 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5805 regnos into even/odd register pairs.
5806 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5807 TDmode similar to the other floating point modes.
5808 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5809 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5811 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5812 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5813 (movdd_hardfloat64): Use TARGET_MFPGPR.
5815 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5817 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5820 2005-01-05 Richard Henderson <rth@redhat.com>
5822 * reload1.c (do_input_reload): Restrict the optimization deleteing
5823 a previous output reload to RELOAD_FOR_INPUT.
5825 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5827 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5828 induc_vec_info_type.
5829 (vectorizable_induction): New function declaration.
5830 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5831 check if already vectorized. Find first place in BB where new stmts
5832 can be inserted. Takes only one argument.
5833 (vectorizable_induction): New function.
5834 (vect_transform_stmt): Add case for induc_vec_info_type to call
5835 vectorizable_induction.
5836 (vect_transform_loop): Consider phis for vectorization.
5837 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5839 (analyze_operations): Call vectorizable_induction when analyzing phis.
5841 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5842 (vect_mark_relevant): Include phis in relevance analysis.
5843 (vect_mark_stmts_to_be_vectorize): Likewise.
5844 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5846 2007-04-16 Lawrence Crowl <crowl@google.com>
5848 * doc/invoke.texi (Debugging Options): Add documentation for the
5849 -femit-struct-debug options -femit-struct-debug-baseonly,
5850 -femit-struct-debug-reduced, and
5851 -femit-struct-debug-detailed[=...].
5853 * c-opts.c (c_common_handle_option): Add
5854 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5855 and OPT_femit_struct_debug_detailed_.
5856 * c.opt: Add specifications for
5857 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5858 and -femit-struct-debug-detailed[=...].
5859 * opts.c (set_struct_debug_option): Parse the
5860 -femit-struct-debug-... options.
5861 * opts.c (matches_main_base, main_input_basename,
5862 main_input_baselength, base_of_path, matches_main_base): Add
5863 variables and functions to compare header base name to compilation
5865 * opts.c (should_emit_struct_debug): Add to determine to emit a
5866 structure based on the option.
5867 (dump_struct_debug) Also disabled function to debug this
5869 * opts.c (handle_options): Save the base name of the
5872 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5873 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5874 This hook indicates if a type is generic. Set it by default
5876 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5877 to determine if a struct type is generic or not.
5878 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5879 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5880 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5883 * flags.h (enum debug_info_usage): Add an enumeration to describe
5884 a program's use of a structure type.
5885 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5886 to indicate the program's usage of the type. Filter structs based
5887 on the -femit-struct-debug-... specification.
5888 (gen_type_die): Split into two routines, gen_type_die and
5889 gen_type_die_with_usage. gen_type_die is now a wrapper
5890 that assumes direct usage.
5891 (gen_type_die_with_usage): Replace calls to gen_type_die
5892 with gen_type_die_with_usage adding the program usage of
5893 the referenced type.
5894 (dwarf2out_imported_module_or_decl): Suppress struct debug
5895 information using should_emit_struct_debug when appropriate.
5897 2007-04-16 Ian Lance Taylor <iant@google.com>
5899 PR tree-optimization/31522
5900 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5901 (vrp_initialize): Allocate vr_phi_edge_counts.
5902 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5903 executable edge. Drop test for all constants.
5904 (vrp_finalize): Free vrp_phi_edge_counts.
5906 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5907 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5909 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5910 predecessors at head rather than tail.
5912 2007-04-16 Matthias Klose <doko@debian.org>
5914 * config/alpha/linux.h (CPP_SPEC): Define.
5915 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5917 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5919 * function.h: Remove sequence_stack extern declaration.
5921 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5923 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5925 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5928 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5930 * config/avr/avr.c (avr_arch_types): Rearranging array.
5931 (enum avr_arch): Add.
5932 (avr_mcu_types): Use avr_arch enumeration constants instead of
5934 * config/avr/avr.h (LINK_SPEC): Simplify.
5936 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5938 * config/m68k/m68k.c (m68k_libcall_value,
5939 m68k_function_value): Use macros for register names more.
5941 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5943 (M68K_REGNAME): Use A6_REG.
5944 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5946 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5949 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5950 'pending_read_list_length' and 'pending_write_list_length'. Update
5952 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
5953 to handle two length counters instead of one. Update all uses.
5954 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
5955 two length counters instead of one.
5956 * sched-rgn.c (propagate_deps): Update to handle two length counters
5959 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5962 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5963 copy of source, pass it to ix86_expand_vector_set and return
5966 2007-04-16 David Ung <davidu@mips.com>
5967 Joseph Myers <joseph@codesourcery.com>
5969 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
5970 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
5971 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5972 Add 74K processor information.
5973 * config/mips/mips.md: Include 74k.md.
5974 (cpu): Add 74kc,74kf,74kx.
5975 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
5976 * config/mips/74k.md: New.
5977 * doc/invoke.texi (MIPS Options): Document 74K support.
5979 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
5981 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
5982 vectorizable_* functions.
5983 * tree-vect-transform.c (vectorizable_call): Add check for
5984 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
5985 (vectorizable_store): likewise.
5986 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
5988 (vectorizable_operation, vectorizable_type_demotion): Likewise.
5989 (vectorizable_type_promotion, vectorizable_load): Likewise.
5990 (vectorizable_live_operation, vectorizable_condition): Likewise.
5991 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
5993 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
5995 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5997 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
5998 register numbers more.
5999 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6000 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6001 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6002 FUNCTION_VALUE_REGNO_P): Likewise.
6003 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6004 STATIC_CHAIN_REGNUM): Likewise.
6005 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6006 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6007 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6008 * config/m68k/m68k.md (FP_REG): New.
6010 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6012 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6015 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6017 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6018 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6021 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6023 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6026 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6029 * c-decl.c (finish_decl): Grab the type of the decl after the call
6030 to store_init_value.
6032 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6034 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6036 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6039 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6040 post dominators and cleanup cfg before returning.
6042 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6044 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6045 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6047 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6049 * config.gcc: Recognize fido.
6050 * config/m68k/m68k-devices.def (fidoa): New.
6051 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6053 (FL_FIDOA, TARGET_FIDOA): New.
6054 * config/m68k/m68k.opt (mfidoa): New.
6056 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6059 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6060 when a personality function is used.
6062 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6064 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6066 2007-04-13 Mike Stump <mrs@apple.com>
6068 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6070 * config/darwin.opt (fapple-kext): Make C++ only.
6071 * config/darwin.c (darwin_override_options): Remove code to ensure
6072 -fapple-kext is given for C++ only.
6074 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6076 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6077 * config/mips/mips.c (override_options): Call
6078 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6080 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6082 * config/i386/i386.opt (msvr3-shlib): Removed.
6084 * doc/invoke.texi: Remove -msvr3-shlib.
6086 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6088 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6089 with "popcnt" instruction.
6091 2007-04-13 Richard Guenther <rguenther@suse.de>
6093 PR tree-optimization/21258
6094 * tree-vrp.c (compare_case_labels): New helper.
6095 (find_switch_asserts): New function.
6096 (find_assert_locations): Call it for SWITCH_EXPRs.
6098 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6100 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6101 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6102 check is now implied in X87_FLOAT_MODE_P.
6103 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6104 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6105 (fix_trunc<mode>_i386_fisttp): Ditto.
6106 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6107 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6108 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6109 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6110 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6111 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6112 (unnamed_splitters): Ditto.
6113 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6114 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6115 FIRST_SSE_REG for local functions when SSE math is enabled or
6116 for functions with sseregparm attribute.
6117 (standard_80387_constant_p): Return -1 if mode is not
6119 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6120 (ix86_expand_compare): Ditto.
6121 (ix86_expand_carry_flag_compare): Ditto.
6122 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6123 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6124 DECIMAL_FLOAT_MODE_P.
6125 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6126 of SCALAR_FLOAT_MODE_P.
6127 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6128 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6129 checks before FLOAT_MODE_P.
6130 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6131 before FLOAT_MODE_P.
6136 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6138 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6139 Charles Wilson <libtool@cwilson.fastmail.fm>
6141 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6142 (libgcc.mvars): Don't depend on them.
6143 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6144 * exec-tool.in: New.
6146 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6148 * doc/invoke.text (--help): Document --help=common.
6150 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6152 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6154 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6156 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6157 * genemit.c (main): Emit #include "integrate.h".
6158 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6159 (LOADGP_RTP): New mips_loadgp_style.
6160 * config/mips/mips.h: Include config/vxworks-dummy.h.
6161 (TARGET_RTP_PIC): New macro.
6162 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6163 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6164 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6166 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6167 -mvxworks-pic when using -mrtp and a PIC option.
6168 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6170 (mips_symbolic_constant_p, mips_symbolic_address_p)
6171 (mips_symbol_insns): Handle SYMBOL_HALF.
6172 (override_options): Warn about -G and -mrtp being used together.
6173 Initialize mips_lo_relocs[SYMBOL_HALF].
6174 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6175 (mips_emit_loadgp): Handle LOADGP_RTP.
6176 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6177 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6178 (tablejump): Handle function-relative case table entries if
6180 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6182 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6184 * config/mips/mips.md (load_call<mode>): Allow any general register.
6186 (sibcall_value_internal, sibcall_value_multiple_internal)
6187 (call_value_internal, call_value_split, call_value_multiple_internal)
6188 (call_value_multiple_split): Remove constraints from operand 0.
6190 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6192 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6193 rather than loadgp_noshared.
6194 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6195 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6197 * config/mips/mips.md (loadgp): Rename to...
6198 (loadgp_newabi): ...this.
6199 (loadgp_noshared): Rename to...
6200 (loadgp_absolute): ...this.
6202 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6204 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6205 false for locally-binding symbols.
6206 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6208 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6210 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6211 (SYMBOL_GOT_PAGE_OFST): ...this.
6212 (SYMBOL_GOT_GLOBAL): Rename to...
6213 (SYMBOL_GOT_DISP): ...this.
6214 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6215 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6216 * config/mips/mips.c (mips_global_symbol_p): New function.
6217 (mips_symbol_binds_local_p): Likewise.
6218 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6219 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6220 and mips_symbol_binds_local_p.
6221 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6222 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6223 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6225 (mips_ok_for_lazy_binding_p): New function.
6226 (mips_load_call_address, mips_expand_call): Use it.
6227 (mips_dangerous_for_la25_p): Likewise.
6228 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6229 (*got_disp<mode>): Use got_disp_operand instead of
6230 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6231 SYMBOL_GOTOFF_GLOBAL.
6232 (*got_page<mode>): Use got_page_ofst_operand instead of
6234 * config/mips/predicates.md (const_call_insn_operand): Use
6235 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6236 (global_got_operand): Rename to...
6237 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6239 (local_got_operand): Rename to...
6240 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6241 of SYMBOL_GOT_LOCAL.
6243 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6245 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6246 TARGET_CALL_CLOBBERED_GP.
6247 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6248 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6249 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6250 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6251 of TARGET_ABICALLS && !TARGET_NEWABI.
6252 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6253 * config/mips/mips.c (mips_load_call_address): Check
6254 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6255 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6256 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6257 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6258 TARGET_ABICALLS && TARGET_NEWABI.
6259 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6261 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6262 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6263 TARGET_ABICALLS && TARGET_NEWABI.
6264 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6265 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6266 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6267 whether indirect calls must use $25.
6268 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6270 * config/mips/mips.md (jal_macro): Check flag_pic and
6271 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6272 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6273 instead of TARGET_ABICALLS.
6274 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6275 TARGET_ABICALLS && TARGET_OLDABI.
6276 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6277 (sibcall): In the comment above the define_insn, mention
6278 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6279 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6280 instead of TARGET_ABICALLS.
6282 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6284 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6285 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6286 (MACFLAGS_MATCH_P): New macro.
6287 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6288 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6289 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6290 the other MACFLAG constants.
6291 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6292 (flag_machi): Tighten constraints. Renumber some of the operands.
6293 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6295 (flag_machi_parts_acconly): New pattern.
6296 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6298 (flag_macinit1hi): Tighten constraints.
6299 (flag_mul_macv2hi_parts_acconly): New pattern.
6301 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6302 Use a more efficient implementation.
6303 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6304 inline sequences when not optimizing for size.
6306 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6307 movhi_high2low): Delete, merge functionality into...
6308 (packv2hi): ... this pattern.
6310 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6311 * config/bfin/bfin.opt (msim): New option.
6312 (mcpu=): New option.
6313 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6314 (bfin_cpu_t): Typedef of enum bfin_cpu.
6315 (bfin_cpu_type): New declaration.
6316 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6317 -msim and -mcpu= options.
6318 (LIB_SPEC): Likewise.
6319 * config/bfin/bfin.c (bfin_cpu_type): Define.
6320 (bfin_handle_option): Handle -mcpu= option.
6321 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6322 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6323 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6325 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6327 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6328 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6329 (powerpc-wrs-vxworksae): Use ${tm_file}.
6330 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6331 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6332 * config/i386/vx-common.h: New file.
6334 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6336 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6339 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6341 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6344 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6348 * c-common.c (c_build_qualified_type): Set canonical type
6351 2007-04-12 Richard Guenther <rguenther@suse.de>
6353 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6354 lower bound and element size if lower bound is not zero
6355 or either of the ARRAY_REF operands is set.
6357 2007-04-12 Richard Guenther <rguenther@suse.de>
6359 PR tree-optimization/24689
6360 PR tree-optimization/31307
6361 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6363 * gimplify.c (canonicalize_addr_expr): To be consistent with
6364 gimplify_compound_lval only set operands two and three of
6365 ARRAY_REFs if they are not gimple_min_invariant. This makes
6366 it never at this place.
6367 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6369 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6371 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6372 null before emitting a .nsubspa directive.
6374 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6376 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6377 need_to_partition_p if there are no memory statements in the
6380 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6382 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6383 (gcd_of_steps_may_divide_p): New function.
6384 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6386 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6388 * reload.c (find_reloads_toplev, find_reloads_address,
6389 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6390 not a pointer equality test, to decide if we need to call
6391 push_reg_equiv_alt_mem.
6393 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6395 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6396 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6397 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6399 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6401 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6402 vector to be positive.
6404 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6408 * doc/invoke.texi: Document --params max-aliased-vops and
6410 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6411 debug_memory_partitions): Move to tree-flow.h
6412 * params.h (AVG_ALIASED_VOPS): Define.
6413 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6415 (mp_info_t): Likewise.
6416 (get_mem_sym_stats_for): New.
6417 (set_memory_partition): Move from tree-flow-inline.h.
6418 (mark_non_addressable): Only clear the set of symbols for the
6419 partition if it exists.
6420 (dump_memory_partitions): Move from tree-ssa-operands.c
6421 (debug_memory_partitions): Likewise.
6422 (need_to_partition_p): New.
6423 (dump_mem_ref_stats): New.
6424 (debug_mem_ref_stats): New.
6425 (dump_mem_sym_stats): New.
6426 (debug_mem_sym_stats): New.
6427 (update_mem_sym_stats_from_stmt): New.
6428 (compare_mp_info_entries): New.
6429 (mp_info_cmp): Call it.
6430 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6432 (get_mpt_for): Move from tree-ssa-operands.c.
6433 (find_partition_for): New.
6434 (create_partition_for): Remove.
6435 (estimate_vop_reduction): New.
6436 (update_reference_counts): New.
6437 (build_mp_info): New.
6438 (compute_memory_partitions): Refactor.
6439 Document new heuristic.
6440 Call build_mp_info, update_reference_counts,
6441 find_partition_for and estimate_vop_reduction.
6442 (compute_may_aliases): Populate virtual operands before
6443 calling debugging dumps.
6444 (delete_mem_sym_stats): New.
6445 (delete_mem_ref_stats): New.
6446 (init_mem_ref_stats): New.
6447 (init_alias_info): Call it.
6448 (maybe_create_global_var): Remove alias_info argument.
6449 Get number of call sites and number of pure/const call sites
6450 from gimple_mem_ref_stats().
6451 (dump_alias_info): Call dump_memory_partitions first.
6452 (dump_points_to_info_for): Show how many times a pointer has
6454 * opts.c (decode_options): For -O2 set --param
6455 max-aliased-vops to 500.
6456 For -O3 set --param max-aliased-vops to 1000 and --param
6457 avg-aliased-vops to 3.
6458 * fortran/options.c (gfc_init_options): Remove assignment to
6460 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6461 * tree-dfa.c (dump_variable): Dump memory reference
6463 Dump NO_ALIAS* settings.
6464 (referenced_var_lookup): Tidy.
6465 (mem_sym_stats): New.
6466 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6467 and ORIG are different SSA names for a memory partition.
6468 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6469 * tree-flow.h (struct mem_sym_stats_d): Define.
6470 (mem_sym_stats_t): Define.
6471 (struct mem_ref_stats_d): Define.
6472 (struct gimple_df): Add field mem_ref_stats.
6473 (enum noalias_state): Define.
6474 (struct var_ann_d): Add bitfield noalias_state.
6475 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6476 debug_mem_ref_stats, debug_memory_partitions,
6477 debug_mem_sym_stats): Declare.
6478 * tree-ssa-structalias.c (update_alias_info): Update call
6479 sites, pure/const call sites and asm sites in structure
6480 returned by gimple_mem_ref_stats.
6481 Remove local variable IS_POTENTIAL_DEREF.
6482 Increase NUM_DEREFS if the memory expression is a potential
6484 Call update_mem_sym_stats_from_stmt.
6485 If the memory references memory, call
6486 update_mem_sym_stats_from_stmt for all the direct memory
6487 symbol references found.
6488 (intra_create_variable_infos): Set noalias_state field for
6489 pointer arguments according to the value of
6490 flag_argument_noalias.
6491 * tree-ssa-structalias.h (struct alias_info): Remove fields
6492 num_calls_found and num_pure_const_calls_found.
6493 (update_mem_sym_stats_from_stmt): Declare.
6494 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6495 Set default value to 100.
6496 (PARAM_AVG_ALIASED_VOPS): Define.
6498 2007-04-11 Richard Guenther <rguenther@suse.de>
6501 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6502 a * -b + c as c - a * b if we honor sign dependent rounding.
6504 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6506 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6508 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6509 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6511 (initialize_trampoline): Don't use old-style function definition.
6512 (bfin_secondary_reload): Mark IN_P argument as unused.
6514 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6516 PR tree-optimization/31343
6517 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6518 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6519 * testsuite/gcc.dg/vect/pr31343.c: New.
6521 2007-04-10 Eric Christopher <echristo@apple.com>
6523 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6524 * config/i386/i386.md (*cmpfp0): Use.
6525 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6526 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6527 (fix_trunc<mode>_i386_fisttp): Ditto.
6528 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6529 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6530 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6531 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6532 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6533 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6534 (unnamed_splitters): Ditto.
6535 * config/i386/i386.c (output_fix_trunc): Assert that
6536 we're not being passed a TFmode operand.
6538 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6540 PR tree-optimization/31526
6541 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6542 n_basic_blocks to find newly added blocks.
6544 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6546 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6548 (fix_trunc<mode>si_sse): Ditto.
6549 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6550 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6551 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6552 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6553 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6554 expander using SSEMODEF mode macro.
6555 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6556 expander using SSEMODEF mode macro.
6557 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6558 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6559 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6560 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6561 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6562 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6563 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6564 Macroize insn using X87MODEF mode macro.
6566 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6568 * config/i386/sse.md (sse2_pinsrw): Removed.
6569 (sse2_pextrw): Renamed to ...
6570 (*sse2_pextrw): This.
6572 2007-04-09 Jan Hubicka <jh@suse.cz>
6575 * config/i386/sse.md
6576 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6577 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6578 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6579 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6581 2007-04-09 Jan Hubicka <jh@suse.cz>
6583 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6584 multiple fields of union.
6586 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6588 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6589 (create_preheaders): Check that loops are available.
6590 (fix_loop_structure): Clean up, improve comments.
6591 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6592 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6594 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6595 * predict.c (tree_estimate_probability): Do not call
6596 calculate_dominance_info. Call create_preheaders.
6597 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6598 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6600 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6601 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6602 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6603 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6606 2007-04-08 Jan Hubicka <jh@suse.cz>
6608 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6609 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6610 * fold-const.c (fold_unary): Use it.
6612 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6614 * varasm.c (assemble_variable): Remove call to
6615 lang_hooks.decls.prepare_assemble_variable.
6616 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6617 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6618 * langhooks.h (lang_hooks_for_decls): Remove
6619 prepare_assemble_variable.
6621 2007-04-08 Mike Stump <mrs@apple.com>
6623 * config/i386/i386.c: Use inc/dec on Core2.
6625 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6627 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6628 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6629 lhd_tree_inlining_end_inlining): Remove.
6630 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6631 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6633 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6634 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6635 lhd_tree_inlining_end_inlining): Remove prototypes.
6636 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6637 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6638 LANG_HOOKS_TREE_INLINING_START_INLINING,
6639 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6641 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6644 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6647 * config/avr/predicates.md (io_address_operand): Delete predicate.
6648 (low_io_address_operand): Don't use 'mode' argument.
6649 (higth_io_address_operand): Rename ...
6650 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6651 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6654 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6656 Revert change removing staticp.
6658 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6661 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6664 2007-04-07 Bruce Korb <bkorb@gnu.org>
6666 * c.opt: Add -Wformat-contains-nul.
6667 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6669 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6670 the NUL byte warning.
6672 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6674 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6676 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6678 * tree.c (staticp): No longer use staticp langhook.
6679 * langhooks.c (lhd_staticp): Removed.
6680 * langhooks.h (struct lang_hooks): Remove staticp.
6681 * c-common.c (c_staticp): Remove.
6682 * c-common.h (c_staticp): Ditto.
6683 * langhooks-defs.h (lhd_staticp): Ditto.
6684 (LHD_HOOKS_STATICP): Ditto
6685 * tree.h (gcc_assert_lowered): New macro.
6687 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6689 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6690 argument "reliable".
6691 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6692 Add argument "reliable". Propagate it through calls.
6693 (infer_loop_bounds_from_undefined): Derive number of iterations
6694 estimates from references in blocks that do not dominate loop latch.
6695 (gcov_type_to_double_int): New function.
6696 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6697 and expected_loop_iterations_unbounded.
6698 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6699 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6700 * tree-data-ref.c (estimated_loop_iterations): Export.
6701 (get_references_in_stmt): Fix -- do not return addresses of local
6703 * cfgloop.h (expected_loop_iterations_unbounded,
6704 estimated_loop_iterations): Declare.
6706 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6708 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6710 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6712 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6713 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6714 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6715 Use output_387_reg_move().
6716 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6717 expander using X87MODEF12 mode macro.
6718 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6719 choosing register preferences. Use output_387_reg_move().
6720 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6721 instead of "x". Use output_387_reg_move().
6722 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6723 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6724 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6725 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6726 Use output_387_reg_move().
6727 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6729 (*truncxf?f_i387 splitter): Ditto.
6731 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6733 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6734 LANG_HOOKS_SAFE_FROM_P.
6735 * expr.c (safe_from_p): Remove langhook call.
6736 * langhooks.h (lang_hooks): Remove safe_from_p.
6737 (lhd_safe_from_p): Remove prototype.
6738 * langhooks.c (lhd_safe_from_p): Remove.
6740 2007-04-06 Jan Hubicka <jh@suse.cz>
6742 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6745 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6747 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6748 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6749 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6750 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6752 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6753 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6755 2007-04-05 Richard Henderson <rth@redhat.com>
6757 * config/alpha/alpha.c (print_operand) [+]: Remove.
6758 (alpha_end_function): Print nop if call at end of function.
6759 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6760 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6761 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6762 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6763 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6764 the call pattern. Update peepholes to match.
6766 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6768 * doc/extend.texi (Other Builtins): Add decimal float variants
6770 * builtins.def: Ditto.
6771 * builtins.c (expand_builtin): Ditto.
6773 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6774 H.J. Lu <hongjiu.lu@intel.com>
6777 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6778 of V8HImode when calling ix86_binary_operator_ok.
6779 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6780 (sdot_prodv8hi): Operands 1 and 2 must be register.
6782 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6784 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6785 initialize align to silence bogus warning.
6787 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6790 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6792 (struct sra_walk_fns): Remove use_all parameter from use.
6793 (sra_hash_tree): Handle BIT_FIELD_REFs.
6794 (sra_elt_hash): Don't hash bitfld blocks.
6795 (sra_elt_eq): Skip them in parent compares as well. Handle
6797 (sra_walk_expr): Don't maintain or pass down use_all_p.
6798 (scan_use): Remove use_all parameter.
6799 (scalarize_use): Likewise. Re-expand assignment to
6800 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6801 output, and re-scalarize after output. Don't mark anything
6803 (scalarize_ldst): Adjust.
6804 (scalarize_walk_gimple_modify_statement): Likewise.
6805 (build_element_name_1): Handle BIT_FIELD_REFs.
6806 (instantiate_element): Don't warn for any element whose parent
6808 (instantiate_missing_elements_1): Return the sra_elt.
6809 (canon_type_for_field): New.
6810 (try_instantiate_multiple_fields): New.
6811 (instantiate_missing_elemnts): Use them.
6812 (mark_no_warning): Removed.
6813 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6814 (REPLDUP, sra_build_elt_assignment): New.
6815 (generate_copy_inout): Use them.
6816 (generate_element_copy): Likewise. Handle bitfld differences.
6817 (generate_element_zero): Don't recurse for blocks. Use
6818 sra_build_elt_assignment.
6819 (generate_one_element_int): Take elt instead of var. Use
6820 sra_build_elt_assignment.
6821 (generate_element_init_1): Adjust.
6822 (scalarize_use, scalarize_copy): Use REPLDUP.
6823 (scalarize_ldst): Move assert before dereference.
6824 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6826 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6828 * regmove.c: Fix unused variable warnings due to previous commit.
6830 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6832 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6833 (regmove_bb_head): Remove.
6834 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6835 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6836 problems with fixup_match_1.
6837 Don't initialize/free regmove_bb_head.
6839 (reg_is_remote_constant_p): If an insn is in the same basic block
6840 but not before INSN, consider it remote, too.
6842 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6845 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6846 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6848 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6850 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6851 (CONDITIONAL_REGISTER_USAGE): Likewise.
6853 2007-04-04 Richard Henderson <rth@redhat.com>
6855 * config/alpha/lib1funcs.asm: Remove unused file.
6857 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6860 * opts.c (print_specific_help): Fix --help=<language>
6862 (common_handle_option): Support --help=common.
6864 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6867 * gcc.c (main): Do not run the linker if
6868 print_subprocess_help indicates that it shouldn't be
6871 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6874 * doc/invoke.texi (--help=): Document <languages> value, fix
6875 formatting in tables of values.
6877 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6879 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6880 dllimport attribute of virtual methods.
6882 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6884 * config/score/crti.asm: Change _bss_start to __bss_start.
6885 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6886 (OUTGOING_REG_PARM_STACK_SPACE) update.
6887 * config/score/score.opt: add options to make backend support
6888 score5, score5u, score7 and score7d.
6889 * config/score/score.md: Likewise.
6890 * config/score/misc.md: Likewise.
6891 * config/score/mac.md: Likewise.
6892 * doc/invoke.texi: Likewise.
6893 * doc/md.texi: update constraints define.
6895 2007-04-03 Richard Henderson <rth@redhat.com>
6897 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6898 an appropriate type, use the mode instead.
6900 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6902 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6903 Set the default --with-arch setting to mips2.
6904 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6905 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6906 (MULTILIB_OSDIRNAMES): Delete.
6907 (MULTILIB_DIRNAMES): Define.
6908 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6909 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6910 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6911 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6912 VXWORKS_OS_CPP_BUILTINS.
6913 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6914 (MIPS_DEBUGGING_INFO): Undefine.
6915 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6917 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6920 * fold-const.c (native_encode_real): Encode real.c provided longs
6921 as a series of 32-bit native integers.
6922 (native_interpret_real): Interpret buffer as a series of 32-bit
6925 2007-04-03 Richard Guenther <rguenther@suse.de>
6927 * genpreds.c (write_insn_constraint_len): Write function
6928 optimized for CONSTRAINT_LEN implementation.
6929 (write_tm_preds_h): Output insn_constraint_len inline and
6930 use it for CONSTRAINT_LEN.
6931 (write_insn_preds_c): Don't output insn_constraint_len.
6932 * doc/md.texi (define_register_constraint): Document multi-letter
6933 constraints shall have the same length if they start with the same
6936 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6939 * config/i386/i386.md (isinf<mode>2): Expand only when
6940 TARGET_C99_FUNCTIONS is set.
6942 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6944 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6945 (x86_64-*-linux*): Ditto.
6946 * config/i386/i386.opt (mpc): New option.
6947 * config/i386/i386.c (overrride_options): Handle
6948 ix87_precision_string.
6949 * config/i386/crtprec.c: New file.
6950 * config/i386/t-crtpc: Ditto.
6951 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
6953 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
6954 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6955 crtprec32.o, crtprec64.o and crtprec80.o.
6957 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
6959 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
6961 2007-04-02 Eric Christopher <echristo@apple.com>
6963 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6964 limitations on darwin.
6966 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6969 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
6971 2007-04-02 Dave Korn <dave.korn@artimi.com>
6973 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
6975 2007-04-02 Dave Korn <dave.korn@artimi.com>
6977 * libgcc2.h (exception_descriptor): Don't forward-declare.
6978 (__get_eh_table_language, __get_eh_table_version): Delete
6979 prototypes of long-dead functions.
6981 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
6983 * ebitmap.h: New file
6984 * ebitmap.c: New file
6985 * Makefile.in (ebitmap.o): New target.
6987 2007-04-01 Jan Hubicka <jh@suse.cz>
6989 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
6990 before very first instruction.
6992 2007-04-01 Jan Hubicka <jh@suse.cz>
6994 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
6995 waring on 64bit hosts.
6996 * bitmap.h: Fix typo in bitmap_head_def.
6998 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7000 PR rtl-optimization/31391
7001 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7002 into a DELETED_LABEL note, and the label is in an empty basic
7003 block, update BB_END as well as BB_HEAD.
7005 2007-04-01 Richard Henderson <rth@redhat.com>
7007 PR tree-optimization/31169
7008 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7009 to varying if the range is outside [0, prec-1].
7011 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7014 * config/mips/mips.md (load_const_gp): New insn.
7015 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7016 the MIPS16 GP pseudo register if no_new_pseudos.
7017 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7019 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7022 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7024 (call_value): Likewise.
7026 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7027 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7030 * doc/invoke.texi: (optimization options): Reword description
7031 of -ffast-math. Document its primary purpose.
7033 2007-03-31 Richard Guenther <rguenther@suse.de>
7035 * omp-low.c (splay-tree.h): Include.
7036 (lookup_decl): Replace splay-tree usage by pointer-map.
7037 (maybe_lookup_decl): Likewise.
7038 (new_omp_context): Likewise.
7039 (delete_omp_context): Likewise.
7040 * gimplify.c (splay-tree.h): Include.
7041 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7043 (remap_ssa_name): Likewise.
7044 (remap_decl): Likewise.
7045 (remap_type_1): Likewise.
7046 (remap_type): Likewise.
7047 (copy_body_r): Likewise.
7048 (expand_call_inline): Likewise.
7049 (clone_body): Likewise.
7050 (copy_tree_r): Likewise.
7051 (remap_save_expr): Likewise.
7052 (unsave_r): Likewise.
7053 (unsave_expr_now): Likewise.
7054 (tree_function_versioning): Likewise.
7055 (build_duplicate_type): Likewise.
7056 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7057 (struct copy_body_data): Replace splay-tree by pointer-map.
7058 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7059 not $(SPLAY_TREE_H).
7060 (gimplify.o): Depend on $(SPLAY_TREE_H).
7061 (omp-low.p): Likewise.
7063 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7065 * config/avr/predicates.md (even_register_operand,
7066 odd_register_operand): New predicates.
7067 * config/avr/avr.md (movw peephole2): New.
7068 (movw_r peephole2): New.
7070 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7072 * tree.h (get_signed_or_unsigned_type): New.
7073 * fold-const.c (operand_equal_for_comparison_p): Use
7074 get_signed_or_unsigned_type instead of
7075 lang_hooks.types.signed_or_unsigned_type.
7076 * expr.c (store_expr): Ditto.
7077 * langhooks.c (get_signed_or_unsigned_type): New.
7078 (lhd_signed_or_unsigned_type): New.
7079 * langhooks.h (lhd_signed_or_unsigned_type): New.
7080 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7082 2007-03-30 Richard Henderson <rth@redhat.com>
7084 * tree-ssa-loop-ivopts.c: Include target.h.
7085 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7086 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7087 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7088 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7090 2007-03-30 Richard Henderson <rth@redhat.com>
7091 Kai Tietz <kai.tietz@onevision.com>
7093 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7095 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7096 (TARGET_64BIT_MS_ABI): New.
7097 (DBX_REGISTER_NUMBER): Handle 64-bit.
7098 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7099 (LONG_TYPE_SIZE): Force to 32.
7100 (REG_PARM_STACK_SPACE): New.
7101 (OUTGOING_REG_PARM_STACK_SPACE): New.
7102 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7103 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7104 (STACK_BOUNDARY): Use 128 for 64-bit.
7105 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7106 Add 64-bit implementation.
7107 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7109 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7110 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7111 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7112 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7113 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7114 TARGET_64BIT_MS_ABI.
7115 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7116 (ix86_pass_by_reference): Likewise.
7117 (ix86_function_value_regno_p): Likewise.
7118 (ix86_build_builtin_va_list): Likewise.
7119 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7120 (function_arg_advance_ms_64): New.
7121 (function_arg_advance): Call it.
7122 (function_arg_ms_64): New.
7123 (function_arg): Call it.
7124 (function_value_ms_64): New.
7125 (ix86_function_value_1): Call it.
7126 (return_in_memory_ms_64): New.
7127 (ix86_return_in_memory): Call it.
7128 (setup_incoming_varargs_ms_64): New.
7129 (ix86_setup_incoming_varargs): Call it.
7130 (ix86_expand_prologue): Handle 64-bit stack probing.
7131 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7132 (output_pic_addr_const): Likewise.
7133 (x86_this_parameter): Likewise.
7134 (x86_output_mi_thunk): Likewise.
7135 (x86_function_profiler): Likewise.
7136 (TARGET_STRICT_ARGUMENT_NAMING): New.
7137 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7138 (TARGET_64BIT_MS_ABI): New.
7139 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7140 * config/i386/i386.md (allocate_stack_worker): Remove.
7141 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7142 describe the clobber of eax without a match_scratch.
7143 (allocate_stack_worker_postreload): Remove.
7144 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7145 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7146 (allocate_stack_worker_rex64_postreload): Remove.
7147 (allocate_stack): Handle 64-bit.
7148 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7149 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7150 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7151 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7152 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7153 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7154 * config.build (x86_64-*-mingw*): New host.
7155 * config.host (x86_64-*-mingw*): New host.
7156 * config.gcc (x86_64-*-mingw*): New target.
7157 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7159 2007-03-30 Richard Henderson <rth@redhat.com>
7160 Kai Tietz <kai.tietz@onevision.com>
7162 * c-pragma.c (struct def_pragma_macro_value): New.
7163 (struct def_pragma_macro): New.
7164 (pushed_macro_table): New.
7165 (dpm_hash, dpm_eq): New.
7166 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7167 (init_pragma): Install them.
7168 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7170 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7172 * config/avr/avr.c (avr_override_options): Clear
7173 'flag_delete_null_pointer_checks'.
7175 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7178 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7179 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7180 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7181 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7182 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7183 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7184 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7186 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7188 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7190 * regmove.c: Move all of pass_stack_adjustments from here...
7191 * combine-stack-adj.c: ...to this new file.
7192 * Makefile.in: Add rules for combine-stack-adj.o.
7194 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7196 PR tree-optimization/31383
7197 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7198 to have the same length.
7200 2007-03-30 Jan Hubicka <jh@suse.cz>
7203 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7204 availablility; add more sanity checking; ask varpool only about
7207 2007-03-29 Richard Henderson <rth@redhat.com>
7209 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7210 to decide, but __SIZEOF_LONG_LONG__.
7212 2007-03-29 Richard Henderson <rth@redhat.com>
7214 * emutls.c (struct __emutls_array): New.
7215 (emutls_destroy): Use it instead of casting element 0 from void*.
7216 (__emutls_get_address): Likewise.
7218 2007-03-29 Richard Henderson <rth@redhat.com>
7220 * varasm.c (initializer_constant_valid_p): Don't deny
7221 DECL_DLLIMPORT_P on functions.
7223 * config/i386/cygming.h: Remove function declarations.
7224 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7225 (ASM_OUTPUT_LABELREF): Remove.
7226 (COMMON_ASM_OP): Remove.
7227 (ASM_OUTPUT_COMMON): Remove.
7228 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7229 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7230 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7231 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7232 Rename from TARGET_ENCODE_SECTION_INFO.
7233 * config/i386/netware.h: Likewise.
7234 * config/i386/i386-protos.h: Update.
7235 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7236 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7237 (legitimate_constant_p): Reject dllimports.
7238 (dllimport_map, get_dllimport_decl): New.
7239 (legitimize_dllimport_symbol): New.
7240 (legitimize_address, ix86_expand_move): Use it.
7241 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7242 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7243 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7244 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7245 * config/i386/predicates.md (constant_call_address_operand): Only
7246 accept symbols; reject dllimport_p symbols.
7247 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7248 i386_pe_maybe_record_exported_symbol.
7249 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7250 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7251 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7252 trust the setting of DECL_DLLIMPORT_P.
7253 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7254 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7255 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7256 tidy the argument scanning loop.
7257 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7258 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7259 (i386_pe_strip_name_encoding): Remove.
7260 (i386_pe_binds_local_p): New.
7261 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7262 (i386_pe_output_labelref): Remove.
7263 (i386_pe_asm_output_aligned_decl_common): New.
7264 (i386_pe_maybe_record_exported_symbol): Rename from
7265 i386_pe_record_exported_symbol; check for dllexported symbols.
7267 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7269 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7270 add comment explaining why vsnprintf cannot be used.
7272 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7274 PR tree-optimization/30666
7275 * tree.c (build_complex_type): When creating type names for DWARF2
7276 debug info, create TYPE_DECLs for TYPE_NAME instead of
7278 (build_common_tree_nodes_2): Use build_complex_type when building
7279 predefined complex types, to preserve canonical types.
7281 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7283 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7284 (noce_get_alt_condition): Look at it to determine whether to
7285 reverse the condition or not.
7286 (noce_get_condition): Substitute the truth for lies.
7287 (noce_find_if_block): Set the then_else_reversed field.
7289 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7291 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7292 destination of this insn.
7293 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7294 than calling gen_rtx_SET directly. Use r0 to hold the value of
7295 'address + 4' rather than a stack based temporary which can be
7298 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7300 * config/s390/s390.c (s390_secondary_input_reload_class,
7301 s390_secondary_output_reload_class): Functions removed.
7302 (s390_secondary_reload): New function.
7303 (TARGET_SECONDARY_RELOAD): Target macro defined.
7304 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7305 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7306 * config/s390/s390.md ("reload_outti", "reload_outdi",
7307 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7308 "reload_out<mode>"): Expanders removed.
7309 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7310 "reload<mode>_nonoffmem_out"): Expanders added.
7312 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7314 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7315 SRC->DEST replacement failed anyway.
7317 2007-03-28 Mike Stump <mrs@apple.com>
7319 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7320 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7321 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7323 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7325 * config.gcc: Accept barcelona as a variant of amdfam10.
7326 * config/i386/i386.c (override_options): Likewise.
7327 * doc/invoke.texi: Likewise.
7329 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7331 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7332 offsets for BIT_FIELD_REF and COMPONENT_REF.
7334 2007-03-28 Richard Guenther <rguenther@suse.de>
7336 * tree.c (is_global_var): Move ...
7337 * tree-flow-inline.h (is_global_var): ... here.
7338 * tree.h (is_global_var): Remove declaration.
7340 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7342 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7344 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7345 * config/i386/i386.c (ix86_tune_features): Initialize new
7347 * config/i386/predicates.md (promotable_binary_operator): Use
7348 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7350 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7353 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7355 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7357 * config/fr30/fr30.md (movsi_internal): Change destination
7358 constraint from m to V and add m to the end.
7360 2007-03-28 Christian Bruel <christian.bruel@st.com>
7362 * config/sh/sh.md (movsi_i): Fix type attribute.
7364 2007-03-28 Christian Bruel <christian.bruel@st.com>
7366 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7367 (movsf_ie): Likewise.
7369 2007-03-28 Christian Bruel <christian.bruel@st.com>
7371 * config.gcc: Add sh4-300 to multilib.
7372 * config/sh/t-mlib-sh4-300: New file.
7374 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7376 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7377 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7379 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7380 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7381 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7382 "fixuns_trunctddi2"): Whitespace fix.
7384 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7386 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7387 the definition of struct sh_args.
7388 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7389 CALL_COOKIE_INT_REG_GET): Likewise.
7391 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7393 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7394 transformations are applied successfully.
7396 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7398 * tree.c (tree_contains_struct): Permit 512 tree codes.
7399 * tree.h (tree_contains_struct): Ditto.
7400 (MAX_TREE_CODES): Ditto.
7401 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7402 SPARE member to store remaining padding bits.
7404 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7406 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7409 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7411 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7412 * configure: Regenerate.
7414 * configure: Regenerate using the correct version of autoconf.
7416 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7418 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7420 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7421 regs to "__SP_L__" and "__SP_H__".
7423 2007-03-27 Richard Guenther <rguenther@suse.de>
7425 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7426 computations with it with a HOST_WIDE_INT variable.
7428 2007-03-26 Mike Stump <mrs@apple.com>
7430 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7431 objective-c-header, objective-c++-header and objc++-cpp-output
7433 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7435 2007-03-26 Richard Henderson <rth@redhat.com>
7438 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7439 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7440 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7441 IX86_BUILTIN_PSRLQ128): New.
7442 (ix86_init_mmx_sse_builtins): Add them.
7443 (ix86_expand_builtin): Expand them.
7444 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7445 operand 2 be TImode.
7446 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7447 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7448 _mm_srli_epi64): Mark __B const.
7449 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7450 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7451 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7452 new two-vector shift builtins.
7454 2007-03-26 Ian Lance Taylor <iant@google.com>
7456 PR tree-optimization/31345
7457 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7458 [+INF, +INF(OVF)] into VARYING.
7460 2007-03-26 Zack Weinberg <zackw@panix.com>
7462 * gengtype-parse.c: New file.
7463 * gengtype-yacc.y: Delete.
7464 * gengtype-lex.l: Don't include gengtype-yacc.h.
7465 Define YY_DECL and yyterminate appropriately for recursive
7466 descent parser. yylval is now a string out-parameter to yylex.
7467 (HWS, EOID): New shorthand.
7468 (IWORD): Add a couple more types.
7469 (yylex): Add a setup stanza. Remove the complex rules for
7470 detecting GTY'ed types and typedefs; replace with simple
7471 keyword detectors. Adjust everything for the changed
7472 definition of yylval. Ignore all pp-directives, not just #define.
7474 (parse_file): Rename yybegin; do not call yyparse.
7476 * gengtype.c (xasprintf): Export again.
7477 (this_file): New. Use everywhere __FILE__ was being used.
7478 (get_lang_bitmap): Special case types defined in gengtype.c.
7479 (do_typedef, new_structure): Suppress definition of certain types.
7480 (new_structure): Improve diagnostics of duplicate definitions.
7481 Make sure location_s is associated with input.h.
7482 (nreverse_pairs, define_location_structures): New functions.
7483 (main): Improve tagging of kludge types. Remove old kludges
7484 for input.h types; use define_location_structures.
7485 * gengtype.h: Update prototypes. Define token codes here.
7486 * Makefile.in: Remove all references to gengtype-yacc.
7487 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7489 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7490 add GTY((skip)) to the field that's only conditionally there.
7491 * doc/install.texi: Document that Bison is no longer required
7492 unless building treelang.
7494 * gengtype.c: Don't include gtyp-gen.h.
7495 (srcdir): Declare here.
7496 (base_files, lang_dir_names): Allocate dynamically.
7497 (gt_files, num_gt_files, num_lang_dirs): New globals.
7498 (measure_input_list, read_input_line, read_input_list)
7499 (set_lang_bitmap): New functions.
7500 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7501 simplify, relying on read_input_list to set up the bitmaps.
7502 (main): Arguments are no longer unused. Check for correct number
7503 of command line arguments, set srcdir and srcdir_len, then call
7504 read_input_list, before doing anything else. No need to worry
7505 about duplicates in main loop.
7506 * configure.ac: Simplify the calculation of all_gtfiles.
7507 Put language tags in there. Don't set or substitute
7508 all_gtfiles_files_langs or all_gtfiles_files_frags.
7509 * Makefile.in: Revamp the way gengtype is invoked, now that it
7510 takes a file on its command line with a much simpler format.
7511 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7512 (GTFILES): Remove duplicates and C source files.
7513 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7514 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7515 * configure: Regenerate.
7517 * gengtype.h: Remove all type definitions to gengtype.c; leave
7518 only definitions of options_p, type_p, and pair_p as opaque
7519 pointers. Update prototypes.
7520 * gengtype.c: Many type definitions moved here from gengtype.h.
7521 Consolidate type definitions at the top of the file.
7522 (xvasprintf): Delete.
7523 (xasprintf): Make static.
7524 (create_nested_pointer_option): Add 'next' parameter.
7525 (create_field_all, create_field_at): New functions.
7526 (create_field): Now a thin wrapper around create_field_all.
7527 (create_optional_field): Rename create_optional_field_ and add
7528 line argument. Original name is now a macro which supplies
7530 (oprintf): Use vsnprintf directly.
7531 (close_output_files): Use fatal rather than perror/exit.
7532 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7533 (main): Set progname. Don't use exit.
7534 * gengtype-yacc.y (struct_fields): Use create_field_at.
7535 (option, optionseqopt): Delete.
7536 (optionseq): Consolidate productions from option here so we
7537 can use the first argument to create_option.
7539 * gengtype-lex.l: Distinguish unions from structures in the
7540 token type. Don't call find_structure; return the tag as a string.
7541 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7542 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7543 Reorganize typedef_struct production accordingly.
7544 Use create_nested_ptr_option.
7545 * gengtype.c (create_nested_ptr_option): New function.
7546 * gengtype.h: Declare it.
7548 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7549 (string_type): Don't declare.
7550 (do_scalar_typedef): Declare.
7551 (create_scalar_type): Update prototype.
7552 * gengtype.c (string_type): Make static.
7553 (scalar_nonchar, scalar_char): New.
7554 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7555 (resolve_typedef): Use scalar_nonchar for error recovery.
7556 (create_scalar_type): Remove name_len field. Return scalar_char
7557 or scalar_nonchar as appropriate.
7558 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7560 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7562 (main): Initialize scalar_char and scalar_nonchar before calling
7564 * gengtype-lex.l: Adjust for removal of second argument to
7565 create_scalar_type. Use yylval.s instead of yylval.t when
7567 * gengtype-yacc.y: Type of SCALAR is string. Call
7568 create_scalar_type from type:SCALAR rule. Adjust for removal of
7569 second argument to create_scalar_type.
7571 * vec.h: Remove all #if IN_GENGTYPE blocks.
7572 Add comment saying that changes may require adjustments to gengtype.
7573 * gengtype.c: Don't include coretypes.h or tm.h.
7574 Add comment to inclusion of errors.h.
7575 (note_def_vec, note_def_vec_alloc): New functions.
7576 * gengtype.h: Declare new functions.
7577 * gengtype-lex.l: Don't include coretypes.h.
7578 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7580 (update_lineno): Remove unnecessary prototype.
7581 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7582 (VEC rule): Just return VEC_TOKEN.
7583 * gengtype-yacc.y (VEC_TOKEN): New token type.
7584 (type): Add a production for VEC(a,b).
7585 * Makefile.in: Update dependencies.
7587 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7588 typedefs that use the old PARAMS macro.
7590 * gengtype-lex.l: Remove all rules and states relating to yacc
7592 * gengtype-yacc.y: Similarly.
7593 * gengtype.c (note_yacc_type): Delete function.
7594 * gengtype.h: Update prototypes.
7596 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7598 * tree-pretty-print.c (dump_generic_node): Report precision of
7599 unnamed integer types.
7601 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7603 * ifcvt.c (noce_try_store_flag_constants): Don't check
7604 no_new_pseudos here.
7605 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7606 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7607 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7608 noce_try_sign_mask): Likewise.
7609 (if_convert): Check no_new_pseudos here.
7611 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7613 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7614 (noce_get_condition): Handle new then_else_reversed argument.
7615 (noce_init_if_info): Remove, fold into noce_find_if_block.
7616 (noce_process_if_block): Take a struct noce_if_info as the
7617 argument. Don't set up one based on ce_if_info. Update pointer
7618 references accordingly.
7619 (cond_move_process_if_block): Likewise.
7620 (process_if_block): Removed.
7621 (find_if_block): Removed. Move functionality two new functions,
7622 noce_find_if_block and cond_exec_find_if_block.
7623 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7624 blocks and the symmetric IF-ELSE-JOIN case.
7625 (cond_exec_find_if_block): Also new function mostly based on old
7626 find_if_block and process_if_block.
7627 (find_if_header): Replace find_if_block call with separately
7628 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7629 (find_cond_trap): Update noce_get_condition call.
7630 (dead_or_predicable): Likewise.
7632 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7634 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7636 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7637 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7638 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7639 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7640 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7641 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7642 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7643 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7644 __builtin_ia32_psrad128 builtins.
7646 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7648 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7649 * config/i386/constraints.md
7650 (define_constraint "I"): Use IN_RANGE macro.
7651 (define_constraint "J"): Ditto.
7652 (define_constraint "K"): Ditto.
7653 (define_constraint "M"): Ditto.
7654 (define_constraint "N"): Ditto.
7655 (define_constraint "O"): Ditto.
7656 * config/i386/predicates.md
7657 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7658 (define_predicate "const_0_to_3_operand"): Ditto.
7659 (define_predicate "const_0_to_7_operand"): Ditto.
7660 (define_predicate "const_0_to_15_operand"): Ditto.
7661 (define_predicate "const_0_to_63_operand"): Ditto.
7662 (define_predicate "const_0_to_255_operand"): Ditto.
7663 (define_predicate "const_1_to_31_operand"): Ditto.
7664 (define_predicate "const_2_to_3_operand"): Ditto.
7665 (define_predicate "const_4_to_7_operand"): Ditto.
7667 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7669 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7670 in SImode for save_world.
7671 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7674 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7676 PR tree-optimization/30784
7677 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7680 2007-03-25 Revital Eres <eres@il.ibm.com>
7682 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7683 Fold movement_possibility function into it.
7685 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7687 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7688 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7689 (call_indirect_nonlocal_darwin64): Same.
7690 (call_nonlocal_darwin64): Same.
7691 (call_value_indirect_nonlocal_darwin64): Same.
7692 (call_value_nonlocal_darwin64): Same.
7693 (sibcall_nonlocal_darwin64): Same.
7694 (sibcall_value_nonlocal_darwin64): Same.
7695 (sibcall_symbolic_64): Same.
7696 (sibcall_value_symbolic_64): Same.
7697 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7699 (rs6000_emit_load_toc_table): Same.
7700 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7701 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7707 (load_toc_v4_pic_si): Same
7708 (load_toc_v4_PIC_1): Same.
7709 (load_toc_v4_PIC_1b): Same.
7710 (call_indirect_aix{32,64}): Same.
7711 (call_value_indirect_aix{32,64}): Same.
7714 (call_local{32,64}): Same.
7715 (call_value_local{32,64}): Same.
7716 (call_indirect_nonlocal_aix{32,64}): Same.
7717 (call_nonlocal_aix{32,64}): Same.
7718 (call_value_indirect_nonlocal_aix{32,64}): Same.
7719 (call_value_nonlocal_aix{32,64}): Same.
7720 (call_indirect_nonlocal_sysv<mode>): Same.
7721 (call_nonlocal_sysv<mode>): Same.
7722 (call_value_indirect_nonlocal_sysv<mode>): Same.
7723 (call_value_nonlocal_sysv<mode>): Same.
7725 (sibcall_local{32,64}): Same.
7726 (sibcall_value_local{32,64}): Same.
7727 (sibcall_nonlocal_aix{32,64}): Same.
7728 (sibcall_value_nonlocal_aix{32,64}): Same.
7729 (sibcall_nonlocal_sysv<mode>): Same.
7730 (sibcall_value): Same.
7731 (sibcall_value_nonlocal_sysv<mode>): Same.
7733 2007-03-24 Paul Brook <paul@codesourcery.com>
7735 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7736 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7738 2007-03-24 Richard Henderson <rth@redhat.com>
7740 * config/ia64/constraints.md: New file.
7741 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7742 satisfies_constraint_?.
7743 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7744 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7745 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7746 ia64_output_mi_thunk): Likewise.
7747 (ia64_const_ok_for_letter_p): Remove.
7748 (ia64_const_double_ok_for_letter_p): Remove.
7749 (ia64_extra_constraint): Remove.
7750 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7751 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7752 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7753 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7754 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7755 EXTRA_MEMORY_CONSTRAINT): Remove.
7756 * config/ia64/ia64.md: Include constriants.md. Replace
7757 CONST_OK_FOR_? with satisfies_constraint_?.
7759 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7760 H.J. Lu <hongjiu.lu@intel.com>
7762 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7764 (name macros): Use DPD_BID_NAME to convert names properly.
7766 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7767 decimal floating point format.
7768 (init_floating_libfuncs): Change decimal functions so that they
7769 have a "bid_" prefix if the decimal system uses the BID format,
7770 and "dpd_" prefix if the decimal system uses the DPD format.
7771 (init_interclass_conv_libfuncs): Ditto.
7772 (init_intraclass_conv_libfuncs): Ditto.
7774 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7775 using the BID format.
7777 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7778 whether we are using the BID decimal format.
7779 * configure: Regenerate.
7781 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7782 the compiler has decimal floating point enabled. Define
7783 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7786 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7787 using the BID format.
7789 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7790 whether we are using the BID decimal format.
7791 * configure: Regenerate.
7793 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7794 the compiler has decimal floating point enabled. Define
7795 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7798 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7799 options, and that it is enabled for i386/x86_64 systems.
7801 * Makefile.in (enable_decimal_float): New.
7803 (DECNUMINC): Add -I$(DECNUMFMT).
7804 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7805 to $(DECNUMFMT) from $(DECNUM).
7807 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7808 Substitute enable_decimal_float.
7809 * configure: Regenerated.
7812 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7815 * configure.ac: Enable decimal float for x86_64-*-linux*.
7816 * configure: Regenerated.
7819 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7820 decimal128ClearSign to flip and clear the sign bit in decimal128.
7821 (decimal_real_maxval): Set decimal128SetSign to set the sign
7824 2007-03-23 Ian Lance Taylor <iant@google.com>
7826 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7828 2007-03-23 Ian Lance Taylor <iant@google.com>
7830 * tree-dump.c (dump_files): Correct comment.
7832 2007-03-23 Ian Lance Taylor <iant@google.com>
7834 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7836 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7838 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7839 in cfglayout mode. Don't go into and out of cfglayout mode.
7840 Link the blocks in the order of the constructed traces.
7841 (rest_of_handle_tracer): Adjust call to tracer.
7842 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7843 Don't go into cfglayout mode.
7844 (rtl_loop_done): Don't go out of cfglayout mode.
7845 * cfglayout.c (relink_block_chain): New function, split out from...
7846 (fixup_reorder_chain): ...here. Remove redundant checking.
7847 (cfg_layout_finalize): Don't clear the header, footer, and aux
7848 fields here, move the code to do so to relink_block_chain. Likewise
7849 for free_original_copy_tables.
7850 * rtl.h (tracer): Update prototype.
7851 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7852 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7853 mode. Use relink_block_chain to serialize the CFG according to the
7854 new basic block order. Move targetm.cannot_modify_jumps_p check from
7856 (gate_handle_reorder_blocks): ...to here.
7857 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7859 (gate_duplicate_computed_gotos): ...to here.
7860 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7861 something always changes when going into and out of cfglayout mode.
7862 Perform an expensive cfg cleanup while going into cfglayout mode.
7863 Always update liveness information on HAVE_conditional_execution
7864 targets. Reserialize the basic blocks and go out of cfglayout mode.
7865 * reg-stack.c: Include cfglayout.h.
7866 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7867 the call to reorder_basic_blocks.
7868 * basic-block.h (reorder_basic_blocks): Update prototype.
7869 (relink_block_chain): New prototype.
7870 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7872 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7874 * config/mips/mips.md (type, hazard, *movdi_32bit,
7875 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7876 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7877 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7878 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7879 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7881 (movcc): Change first xfer to multi.
7882 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7883 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7884 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7885 config/mips/generic.md: Change reservations using "xfer" to use
7887 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7888 using match_operand.
7889 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7890 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7892 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7894 2007-03-22 Richard Henderson <rth@redhat.com>
7896 * config/i386/i386.c: Remove unnecessary function declarations.
7897 Move targetm definition, and all related macros, to the end of
7898 the file. Resort some functions to put definitions before uses.
7899 (ix86_attribute_table): Make static. Move to end of file.
7900 (ix86_gimplify_va_arg): Make static.
7902 2007-03-22 Richard Henderson <rth@redhat.com>
7904 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7905 don't increase local_regparm with force_align_arg_pointer check.
7906 (ix86_function_sseregparm): Assert 32-bit.
7907 (type_has_variadic_args_p): New.
7908 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7909 type_has_variadic_args_p.
7910 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7911 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7912 use memset instead. Do maybe_vaarg check first; skip attribute
7913 tests if true; skip attribute tests for 64-bit.
7914 (construct_container): Remove TARGET_DEBUG_ARG.
7915 (function_arg_advance_32, function_arg_advance_64): Split out ...
7916 (function_arg_advance): ... from here.
7917 (function_arg_32, function_arg_64): Split out ...
7918 (function_arg): ... from here.
7919 (ix86_pass_by_reference): Tidy.
7920 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7921 (function_value_32): New, from parts of ix86_function_value
7922 and ix86_value_regno.
7923 (function_value_64): New, from parts of ix86_function_value
7924 and ix86_libcall_value.
7925 (ix86_function_value_1): New.
7926 (ix86_function_value, ix86_libcall_value): Use it.
7927 (return_in_memory_32, return_in_memory_64): Split out ...
7928 (ix86_return_in_memory): ... from here.
7929 (ix86_struct_value_rtx): Skip for 64-bit.
7930 (ix86_libcall_value, ix86_value_regno): Remove.
7931 (setup_incoming_varargs_64): Split out ...
7932 (ix86_setup_incoming_varargs): ... from here.
7933 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7934 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7935 * config/i386/i386-protos.h (ix86_function_value): Remove.
7936 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7938 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7941 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7942 infinities not supported, otherwise emit warning if -Woverflow. On
7943 underflow, emit warning if -Woverflow.
7944 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7946 * real.h (real_from_string): Update declaration
7948 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7949 Richard Henderson <rth@redhat.com>
7951 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
7952 * calls.c (compute_argument_block_size, expand_call,
7953 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
7954 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7955 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
7956 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
7957 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
7958 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
7959 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
7960 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7963 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7965 * c-incpath.c (add_sysroot_to_chain): New.
7966 (merge_include_chains): Add sysroot argument. Call
7967 add_sysroot_to_chain if sysrooted.
7968 (register_include_chains): Update call to merge_include_chains.
7969 * doc/cppopts.texi: Document use of '=' in include directory
7972 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
7974 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
7975 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
7976 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
7977 insn pattern using X87MODEF12 mode macro.
7979 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
7981 * regmove.c (regmove_optimize): Use reg_mentioned_p
7982 instead of reg_overlap_mentioned_p for DST.
7984 2007-03-21 Mike Stump <mrs@apple.com>
7986 * c.opt: Fixup for Objective-C/C++.
7988 2007-03-21 Steve Ellcey <sje@cup.hp.com>
7990 * explow.c (convert_memory_address): Fold memory reference when
7991 POINTERS_EXTEND_UNSIGNED < 0
7993 2007-03-21 Richard Henderson <rth@redhat.com>
7996 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
7997 * config/i386/mmintrin.h (__m64): Likewise.
7998 * config/i386/xmmintrin.h (__m128): Likewise.
8000 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8002 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8003 (VXWORKS_OS_CPP_BUILTINS): Define.
8004 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8005 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8007 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8009 * rtl.h (constant_pool_reference_p): Delete.
8010 (find_constant_src): Declare.
8011 * rtlanal.c (find_constant_src): New function.
8012 * simplify-rtx.c (constant_pool_reference_p): Delete.
8013 * config/i386/i386.md: Use find_constant_src instead of
8014 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8016 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8018 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8019 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8021 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8023 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8024 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8025 (arm_elf_asm_constructor): Use it.
8026 (arm_elf_asm_destructor): New function.
8028 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8030 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8032 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8034 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8036 2007-03-19 Andrew Haley <aph@redhat.com>
8038 PR tree-optimization/31264
8039 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8042 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8044 PR rtl-optimization/30907
8045 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8046 (fwprop_init): Always call loop_optimizer_initialize.
8047 (fwprop_done): Always call loop_optimizer_finalize.
8048 (fwprop): We always have loop info now.
8049 (gate_fwprop_addr): Remove.
8050 (pass_fwprop_addr): Use gate_fwprop as gate.
8052 PR rtl-optimization/30841
8053 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8054 df_chain_alloc): Call df_reorganize_refs unconditionally.
8055 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8056 refs_organized to refs_organized_size.
8057 (df_ref_create_structure): Use refs_organized_size instead of
8058 bitmap_size if refs had been organized, and keep refs_organized_size
8060 * df.h (struct df_ref_info): Change refs_organized to
8061 refs_organized_size.
8062 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8065 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8067 * except.c (output_function_exception_table): Do not reference the
8068 EH personality routine for functions that do not require an
8071 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8074 * c-typeck.c (convert_for_assignment): Call comptypes for
8075 RECORD_TYPE or UNION_TYPE.
8078 * reload1.c (reload): Do invalid ASM checking after
8079 cleanup_subreg_operands.
8081 2007-03-19 Jeff Law <law@redhat.com>
8083 * tree-cfg.c (find_taken_edge): Tighten conditions for
8084 optimizing computed gotos.
8086 2007-03-19 Michael Matz <matz@suse.de>
8088 * builtins.c (expand_builtin_sync_operation,
8089 expand_builtin_compare_and_swap,
8090 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8093 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8094 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8097 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8099 * doc/tm.texi: Add brackets around the return type of
8100 TARGET_SECONDARY_RELOAD.
8102 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8103 Richard Guenther <rguenther@suse.de>
8105 PR tree-optimization/31254
8106 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8107 Use handled_component_p () where appropriate. Continue
8108 propagating into the rhs if we propagated into an INDIRECT_REF
8111 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8113 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8114 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8115 (xde, xdee): Mode attributes adjusted to support DFP modes.
8116 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8117 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8118 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8119 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8120 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8121 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8122 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8124 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8125 "movsf"): Insn definitions removed.
8126 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8127 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8128 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8130 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8131 "reload_in<mode>", "reload_out<mode>"): Expander added.
8132 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8135 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8137 * config/s390/s390.md: Only non-functional changes. Renamed
8138 FPR mode macro to BFP all over the file.
8140 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8142 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8143 (op_type attribute): RRF instruction type added.
8144 (fT0): New mode attribute.
8145 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8146 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8147 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8148 no secondary memory is needed when moving DFmode values between GPRs
8151 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8153 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8154 inverted and documentation adjusted.
8155 ("mhard-dfp", "msoft-dfp"): New options.
8156 * config/s390/s390.c (s390_handle_arch_option): New architecture
8158 (override_options): Sanity checks for the new options added.
8159 * config.gcc: New architecture switch: z9-ec.
8160 * config/s390/s390.h (processor_flags): PF_DFP added.
8161 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8162 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8163 when the bit is NOT set so remove it from the defaults.
8165 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8167 * genemit.c (main): Print include statement for dfp.h.
8168 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8171 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8173 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8175 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8178 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8181 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8183 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8184 attr_length_call, output_call, output_indirect_call): Cleanup
8185 formatting of targetm calls.
8187 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8189 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8191 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8193 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8194 reservation, bypass and anti-bypass descriptions for these instructions.
8195 Update move patterns.
8196 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8199 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8201 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8202 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8203 (get_initial_def_for_reduction): Likewise.
8205 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8207 Fix PR tree-optimization/29922
8208 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8209 (get_representative): Removed.
8210 (value_dies_in_block_x): Update for rvuse removal.
8211 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8212 (compute_antic_aux): Handle when PHI nodes appear in
8213 non-single-successors.
8214 (dump_bitmap_of_names): Removed.
8215 (compute_antic_safe): Renamed and removed rvuse calculation.
8216 Calculate only antic safe.
8217 (insert_into_preds_of_block): Remove assert.
8218 (execute_pre): Update for renamed functions.
8219 (defer_or_phi_translate_block): New function.
8221 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8223 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8224 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8226 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8227 Follow spelling conventions.
8229 * tree-data-ref.h: Remove the prototype for analyze_array.
8231 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8233 PR tree-optimization/31041
8234 * tree-vect-transform.c (get_initial_def_for_induction): Call
8235 force_gimple_operand.
8237 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8239 * ipa-type-escape.c (look_for_casts) : Revert code to use
8240 handled_component_p due to ada test a-numaux.adb.
8242 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8244 * final.c (final_scan_insn): Alter the condition of a
8245 conditional trap if we have nonstandard CC.
8247 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8249 * configure.ac: Remove excess quoting from asm line 0 test.
8250 * configure: Rebuilt.
8252 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8254 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8255 * c-common.c (convert_and_check): Move warning logic to...
8256 (warnings_for_convert_and_check): ...here. Define.
8257 * c-common.h (warnings_for_convert_and_check): Declare.
8259 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8261 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8262 (output_call): Likewise.
8264 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8266 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8268 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8270 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8272 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8274 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8275 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8277 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8279 PR tree-optimization/31183
8280 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8281 Use double_int instead of unsigned int for representing access_strides.
8282 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8284 2007-03-16 Richard Guenther <rguenther@suse.de>
8286 PR tree-optimization/31146
8287 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8288 to allow recursion of forward_propagate_addr_expr.
8289 (forward_propagate_addr_into_variable_array_index): Likewise.
8290 (forward_propagate_addr_expr): Likewise.
8291 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8292 (forward_propagate_addr_expr_1): Recurse on simple copies
8293 instead of propagating into them. Do so for useless conversions
8295 (forward_propagate_addr_expr): Clean up unused statements after
8298 2007-03-16 Richard Guenther <rguenther@suse.de>
8300 * builtins.c (expand_builtin_cexpi): Use the right argument
8301 for the expansion via cexp.
8303 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8305 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8306 * configure: Rebuilt.
8308 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8311 * dwarf2out.c (force_type_die): Adjust comment.
8312 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8314 2007-03-15 DJ Delorie <dj@redhat.com>
8316 * config/frv/predicates.md (minmax_operator): Don't check operands
8319 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8321 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8322 Update constant estimates of number of iterations.
8323 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8324 argument renamed to "realistic".
8325 (compute_estimated_nb_iterations): Removed.
8326 (record_niter_bound): New function.
8327 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8328 call record_nonwrapping_iv with upper = false.
8329 (infer_loop_bounds_from_signedness): Pass upper argument to
8330 record_nonwrapping_iv.
8331 (estimate_numbers_of_iterations_loop): Do not call
8332 compute_estimated_nb_iterations. Record estimate based on profile
8333 information. Initialize the constant estimates of number of
8335 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8337 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8338 number of iterations is too small.
8339 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8340 (EST_NOT_AVAILABLE): Removed.
8341 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8342 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8345 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8347 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8348 Handle NE_EXPR guards.
8350 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8353 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8354 Set also -pedantic-errors by default for the preprocessor unless
8355 -fpermissive is given.
8357 2007-03-15 Richard Guenther <rguenther@suse.de>
8361 * builtins.c (expand_builtin_cexpi): As a fallback if we
8362 don't have builtins for sincos or cexp create a function
8363 declaration for cexp and expand to a call to that.
8364 (expand_builtin_int_roundingfn): Always fall
8365 back to floor/ceil and its variants even if they may be
8368 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8371 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8372 jump tables, move the call to delete_dead_jumptables from here...
8373 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8374 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8375 don't allow merging of blocks that try_redirect_by_replacing_jump
8376 also does not handle when not optimizing.
8378 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8379 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8381 * config/i386/i386.md (x86_sahf_1): Correctly handle
8384 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8387 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8388 x86_64_general_operand as operand[2] predicate. Remove "iF"
8389 from operand constraints and use "e" constraint instead.
8390 (*subti3_1, *subti3_1 splitter): Ditto.
8391 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8392 operand[1] predicate.
8394 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8396 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8397 arrays, multiply the access strides by the size of the sub-array.
8398 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8400 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8402 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8403 the configured assembler supports the sahf mnemonic.
8404 * configure: Regenerate.
8405 * config.in: Regenerate.
8407 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8408 emit "sahf" or ".byte\t0x9e" as asm template.
8410 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8413 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8414 option to replace hard coded TARGET_xxx in md file.
8415 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8416 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8417 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8418 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8419 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8420 (X86_TUNE_NOT_VECTORMODE): Ditto.
8421 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8422 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8423 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8424 (TUNE_SLOW_IMUL_IMM8): Ditto.
8425 (TUNE_MOVE_M1_VIA_OR): Ditto.
8426 (TUNE_NOT_UNPAIRABLE): Ditto.
8427 (TUNE_NOT_VECTORMODE): Ditto.
8429 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8432 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8433 tuning options instead of hard coded TARGET_xxx.
8434 (fix ssemode peephole2's): Ditto.
8435 (imul peephole2's): Ditto.
8437 (movdi_or_rex64): Ditto.
8438 (move peephole2): Ditto.
8439 (not peephole2's): Ditto.
8441 2007-03-14 Dirk Mueller <dmueller@suse.de>
8443 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8444 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8445 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8447 * c-parser.c (c_parser_do_statement): Warn about empty body in
8449 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8450 * doc/invoke.texi (-Wempty-body): Update documentation.
8452 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8455 * c-common.h (warn_for_div_by_zero): Declare.
8456 * c-common.c (warn_for_div_by_zero): Define.
8457 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8460 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8462 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8463 to PREFIX and STANDARD_PREFIX.
8465 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8466 Phil Edwards <phil@codesourcery.com>
8468 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8469 (__gthread_once_t): Remove busy field for RTPs.
8470 (__GTHREAD_ONCE_INIT): Update accordingly.
8472 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8474 * doc/invoke.texi: Document VxWorks options.
8476 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8478 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8480 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8482 PR tree-optimization/30590
8483 * tree-nrv.c (tree_nrv): Check for the partial update of the
8486 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8488 * flags.h (flag_random_seed): Remove declaration, in favor of...
8489 * toplev.h (get_random_seed, set_random_seed): ... these.
8490 * tree.c (get_file_function_name): Use the former.
8491 * opts.c (common_handle_option): Use the latter.
8494 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8497 * cse.c (cse_find_path): Do not bail out if a basic block that
8498 we already visited now becomes part of a path that starts at a
8499 different basic block. Just disallow this, to make sure we
8500 visit each basic block at most once.
8502 2007-03-13 Jan Hubicka <jh@suse.cz>
8504 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8505 when profile esitmate is present, calls with very low frequency are
8508 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8510 PR tree-optimization/30730
8511 PR tree-optimization/26900
8512 * tree-ssa-loop-niter.c: Include gmp.h.
8514 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8515 split_to_var_and_offset, determine_value_range,
8516 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8517 bound_difference, bounds_add, bounds_negate,
8518 number_of_iterations_ne_max, dump_affine_iv): New functions.
8519 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8520 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8521 difference of initial and final value of control iv to validate
8523 (number_of_iterations_cond): Add loop parameter. Determine bounds
8524 on the difference of the extremes of the control iv. Add dumps.
8525 (expand_simple_operations): Handle phi nodes.
8526 (simplify_using_initial_conditions): Do not record used conditions.
8527 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8528 Do not set additional_info.
8529 (implies_nonnegative_p, implies_ge_p): Removed.
8530 (derive_constant_upper_bound): Do not use parameter `additional'.
8531 (record_estimate): Parameter `additional' removed. Parameter
8532 `i_bound' added. Do not call derive_constant_upper_bound.
8533 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8534 bound the number of iterations estimate.
8535 (estimate_numbers_of_iterations_loop): Pass the estimate from
8536 the number of iterations analysis to record_estimate.
8537 * tree.h (multiple_of_p): Declare.
8538 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8539 (scev_const_prop): Do not check expression_expensive_p.
8540 * fold-const.c (multiple_of_p): Exported.
8541 * double-int.c (double_int_mask): Exported.
8542 * double-int.h (double_int_mask): Declare.
8543 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8544 field. Added max field.
8546 2007-03-13 David Taylor <taylor@candd.org>
8549 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8552 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8555 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8556 two unamed patterns.
8558 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8560 * config/i386/i386.opt (mcx16, msahf): New options.
8561 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8562 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8564 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8565 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8566 Output -mcx16 and -msahf options when corresponding bit is set.
8568 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8571 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8573 * configure.ac: Test for assembler tolerance to # 0 "".
8574 * configure, config.in: Rebuilt.
8575 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8577 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8579 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8581 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8582 (handle_syscall): Handle direct system calls.
8583 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8585 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8587 * doc/invoke.texi: Fix cpp.info cross-reference.
8588 * doc/passes.texi: Fix gcc.info cross-reference.
8590 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8592 PR tree-optimization/30835
8593 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8594 bb_for_stmt is not NULL before accessing it.
8596 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8598 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8601 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8604 * doc/install.texi: Document --enable-stage1-languages
8606 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8608 * tree-pass.h (pass_into_cfg_layout_mode,
8609 pass_outof_cfg_layout_mode): Declare.
8610 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8611 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8612 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8613 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8615 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8617 * c-decl.c (warn_variable_length_array): New function.
8618 Refactored from grokdeclarator to handle warn_vla
8619 and handle unnamed array case.
8620 (grokdeclarator): Refactored VLA warning case.
8621 * c.opt (Wvla): New flag.
8622 * doc/invoke.texi (Wvla): New warning.
8624 2007-03-12 Richard Henderson <rth@redhat.com>
8626 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8627 (TARGET_SECTION_TYPE_FLAGS): New.
8629 2007-03-12 Richard Henderson <rth@redhat.com>
8631 * config/darwin.c (machopic_reloc_rw_mask): New.
8632 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8633 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8635 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8637 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8638 * cppdefault.h (cpp_PREFIX): Document.
8639 (cpp_PREFIX_len): Likewise.
8640 (cpp_EXEC_PREFIX): New variable.
8641 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8642 * c-incpath.c (add_standard_paths): Correct logic for relocating
8643 paths within prefix.
8645 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8647 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8648 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8650 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8651 fix_truncdfdi_sse using SSEMODEF mode macro.
8652 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8653 fix_truncdfsi_sse using SSEMODEF mode macro.
8654 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8655 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8657 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8659 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8662 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8664 * tree.h : Add multiple_of_p declaration.
8665 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8666 * ipa-type-escape.c (results_of_malloc): Redundant.
8667 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8668 (cast_type): Extended with new members.
8669 (check_cast): Returns cast_type.
8670 (cast): New structure for data of walk_use_def_chains.
8671 (is_malloc_result, is_cast_from_non_pointer_1,
8672 is_cast_from_non_pointer,
8673 is_array_access_through_pointer_and_index): New functions.
8674 (look_for_casts): Returns cast types.
8675 (check_call): Returns void.
8676 (okay_pointer_operation): Use support of pointer plus index,
8677 pointer plus constant and allow all multiplications.
8679 2007-03-11 Richard Guenther <rguenther@suse.de>
8681 PR tree-optimization/31115
8682 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8683 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8684 A shift count of zero is not special as with *_DIV_EXPR.
8685 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8688 2007-03-11 Ian Lance Taylor <iant@google.com>
8690 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8691 the *_DIV_EXPR codes correctly with overflow infinities.
8693 2007-03-11 Ira Rosen <irar@il.ibm.com>
8695 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8696 indicate success/failure of the analysis. Add negation to subtrahend
8697 in case of subtraction. Fail if both operands contain constants.
8698 (create_data_ref): Fail if analyze_offset fails.
8700 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8702 * config/i386/i386.md (frndintxf2): Rename to ...
8703 (rintxf2): ... this. Remove expander having same name.
8704 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8705 (roundsf2, rounddf2): Ditto.
8706 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8707 (lround<mode>di2, lround<mode>si2): Ditto.
8709 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8711 * lower-subreg.c: Include except.h.
8712 (decompose_multiword_subregs): Verify that the only control flow
8713 insns we can split are loads to multi-words pseudos.
8714 Handle breaking such blocks after splitting, instead of calling
8715 find_many_sub_basic_blocks.
8717 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8718 on the new basic block. Add a lengthy comment explaining why we
8719 thought this was necessary.
8720 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8722 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8725 * tree.c (walk_type_fields): Recurse into the element type of
8726 ARRAY_TYPEs if there is a pointer set.
8728 2007-03-10 Dirk Mueller <dmueller@suse.de>
8730 * c-common.c (warn_logical_operator): Fix condition.
8732 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8734 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8736 * config/darwin.c (machopic_select_section): Remove superfluous
8737 argument in call to categorize_decl_for_section. Remove unused
8740 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8742 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8744 * configure: Regenerate.
8746 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8749 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8750 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8751 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8752 Add LABEL_NUSES to emitted label.
8753 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8754 branch probability value to emitted jump insn.
8755 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8756 Do not check life information and do not re-arrange input operands
8757 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8759 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8761 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8762 the change of decode_asm_operands.
8764 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8766 * mode-switching.c (create_pre_exit): Skip blockage insn.
8768 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8770 * tree-pass.h (TODO_update_smt_usage): Remove.
8772 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8776 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8778 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8779 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8780 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8783 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8785 * gcc.c: Document %{, in big comment at top.
8786 (input_suffix_matches): Remove special handling for .s and
8788 (input_spec_matches): New.
8789 (handle_braces): Handle %{,.
8790 (validate_switches): ',' indicates a value which is not a switch.
8791 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8792 to detect assembler input.
8793 * config/i386/sol2.h (CPP_SPEC): Likewise.
8794 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8795 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8796 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8797 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8798 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8799 -m64 causes deployment target to default to 10.5.
8800 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8802 2007-03-09 Richard Henderson <rth@redhat.com>
8805 * target.h (targetm.asm.out.reloc_rw_mask): New.
8806 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8807 (TARGET_ASM_OUT): Use it.
8808 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8809 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8810 use the new reloc_rw_mask target hook instead.
8811 (default_section_type_flags_1): Merge into...
8812 (default_section_type_flags): ... here.
8813 (decl_readonly_section_1): Merge into...
8814 (decl_readonly_section): ... here.
8815 (default_elf_select_section_1): Merge into...
8816 (default_elf_select_section): ... here.
8817 (default_unique_section_1): Merge into...
8818 (default_unique_section): ... here.
8819 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8820 (default_select_rtx_section): Use it.
8821 (default_elf_select_rtx_section): Likewise.
8822 * output.h: Update to match.
8823 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8824 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8825 (TARGET_ASM_RELOC_RW_MASK): New.
8826 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8827 to categorize_decl_for_section.
8828 (x86_64_elf_unique_section): Likewise.
8829 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8830 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8831 (TARGET_ASM_RELOC_RW_MASK): New.
8832 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8833 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8834 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8835 (TARGET_RWRELOC): Remove.
8836 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8837 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8838 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8839 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8840 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8841 (rs6000_xcoff_select_section): Use decl_readonly_section.
8842 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8843 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8844 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8845 (TARGET_SECTION_TYPE_FLAGS): Remove.
8846 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8848 2007-03-09 Roger Sayle <roger@eyesopen.com>
8850 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8851 complex constant equality/inequality comparisons for here.
8852 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8853 known at compile-time or can be simplified to a scalar comparison.
8854 (fold_relational_const): Move compile-time evaluation of complex
8855 constant equality/inequality comparisons to here.
8857 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8859 PR rtl-optimization/30643
8860 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8862 (fold_rtx): Recurse, like before 2006-11-03.
8864 2007-03-09 DJ Delorie <dj@redhat.com>
8866 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8869 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8871 PR tree-optimization/30375
8872 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8873 LHS of statements is not the same.
8874 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8876 2007-03-09 Chao-ying Fu <fu@mips.com>
8878 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8880 * doc/invoke.texi (-mdspr2): Document new option.
8881 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8882 New unspec for DSP REV 2.
8883 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8884 these instructions are extended in DSP REV 2.
8885 (mips-dspr2.md): Include.
8886 * config/mips/mips.opt (mdspr2): New option.
8887 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8888 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8889 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8890 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8891 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8892 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8893 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8895 (bdesc_map): Add one field of unsupported_target_flags.
8896 (bdesc_arrays): Update entries to have extra fields. Add
8898 (mips_init_builtins): Initialize new function types.
8899 Check unsupported_target_fileds to filter out builtins.
8900 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8902 (ASM_SPEC): Pass mdspr2 to the assembler.
8903 * config/mips/mips-dspr2.md: New file.
8905 2007-03-09 Sa Liu <saliu@de.ibm.com>
8907 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8909 2007-03-09 Ian Lance Taylor <iant@google.com>
8911 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8912 argument) like -Wstrict-overflow=2.
8913 * doc/invoke.texi (Warning Options): Update documentation.
8915 2007-03-09 Dirk Mueller <dmueller@suse.de>
8918 * doc/invoke.texi (-Wlogical-op): Document.
8919 * common.opt (-Wlogical-op): New.
8920 * c-common.h (warn_logical_operator): Declare.
8921 * c-common.c (warn_logical_operator): Define.
8922 * c-typeck.c (parser_build_binary_op): Call
8923 warn_logical_operator.
8925 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8927 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8928 * final.c (final_scan_insn): Test for non-"" file name.
8930 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8932 * doc/loop.texi: Document the Omega linear constraints solver.
8933 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8934 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8935 omega-hash-table-size, omega-max-keys, and
8936 omega-eliminate-redundant-constraints.
8937 * tree-pass.h (pass_check_data_deps): Declared.
8940 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8941 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8942 pass_check_data_deps): New.
8943 * tree-data-ref.c (init_data_ref): Remove declaration.
8944 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8945 (analyze_array): Renamed init_array_ref, move up initializations.
8946 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8947 Removed arguments that are set to NULL.
8948 (analyze_indirect_ref): Correct indentation, correct call to
8950 (object_analysis): Call init_array_ref instead of analyze_array.
8951 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
8952 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
8953 of DR_ACCESS_FNS_ADDR.
8954 (init_omega_eq_with_af, omega_extract_distance_vectors,
8955 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
8956 ddr_consistent_p): New.
8957 (compute_affine_dependence): Check consistency of ddrs when
8958 flag_check_data_deps is passed.
8959 (analyze_all_data_dependences): Uncomment.
8960 (tree_check_data_deps): New.
8961 * tree-data-ref.h: Include omega.h.
8962 (DR_ACCESS_FNS_ADDR): Removed.
8963 (data_dependence_relation): Add inner_loop.
8964 (DDR_INNER_LOOP): New.
8965 * common.opt (fcheck-data-deps): New.
8966 * tree-flow.h (tree_check_data_deps): Declare.
8967 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8968 (OBJS-common): Depend on omega.o.
8970 * passes.c (pass_check_data_deps): Scheduled.
8971 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
8972 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
8973 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
8974 PARAM_VECT_MAX_VERSION_CHECKS,
8975 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
8977 2007-03-09 Richard Guenther <rguenther@suse.de>
8979 PR tree-optimization/30904
8981 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
8982 the same way as *_DIV_EXPR.
8984 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8986 * recog.c (decode_asm_operands): No mixed declarations and code.
8988 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8990 * rtl.def (ASM_INPUT): Add location.
8991 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
8992 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
8993 (decode_asm_operands): Add loc operand.
8994 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
8995 * stmt.c (expand_asm): Rename to...
8996 (expand_asm_loc): ... this. Add locus argument. Pass it on to
8997 gen_rtx_ASM_INPUT_loc.
8998 (expand_asm_expr): Adjust.
8999 * recog.c (decode_asm_operands): Add loc operand.
9000 (check_asm_operands, extract_insn): Adjust.
9001 * reload1.c (maybe_fix_stack_asms): Likewise.
9002 * final.c (asm_insn_count): Likewise.
9003 (final_scan_insn): Output # line before and after asm.
9005 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9007 * tree-ssa-structalias.c (variable_info): Remove
9009 (new_var_info): Ditto.
9010 (shared_bitmap_info_t): New structure.
9011 (shared_bitmap_table): New variable.
9012 (shared_bitmap_hash): New function.
9013 (shared_bitmap_eq): Ditto
9014 (shared_bitmap_lookup): Ditto.
9015 (shared_bitmap_add): Ditto.
9016 (merge_smts_into): Change to take bitmap directly.
9017 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9018 (init_alias_vars): Init shared bitmap hashtable.
9019 (delete_points_to_sets): Delete shared bitmap hashtable.
9020 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9021 is_aliased removal as a change that was still necessary was
9024 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9026 * config/i386/i386.h (override_options): Conditionally disable
9027 x86_sahf for 64bit targets only.
9029 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9032 * c-decl.c (merge_decls): Don't call make_var_volatile.
9033 * varasm.c (make_var_volatile): Remove.
9034 * output.h (make_var_volatile): Remove.
9036 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9038 PR tree-optimization/31085
9039 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9041 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9043 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9044 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9045 ATTR_CONST_NOTHROW_LIST.
9047 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9050 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9052 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9054 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9057 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9059 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9060 passed, use shared libgcc.
9062 2007-03-08 Roger Sayle <roger@eyesopen.com>
9064 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9065 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9066 (honor_protect_cleanup_actions, lower_try_finally_switch):
9068 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9069 ifc_temp_var): Likewise.
9070 * tree-inline.c (setup_one_parameter): Likewise.
9071 * tree-mudflap.c (mf_decl_cache_locals,
9072 mf_build_check_statement_for): Likewise.
9073 * tree-nested.c (init_tmp_var, save_tmp_var,
9074 finalize_nesting_tree_1): Likewise.
9075 * tree-outof-ssa.c (insert_copy_on_edge,
9076 insert_backedge_copies): Likewise.
9077 * tree-profile.c (tree_gen_edge_profiler,
9078 tree_gen_ic_profiler): Likewise.
9079 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9080 * tree-sra.c (sra_build_assignment): Likewise.
9081 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9082 * tree-ssa-math-opts.c (insert_reciprocals,
9083 execute_cse_sincos_1): Likewise.
9084 * tree-tailcall.c (adjust_accumulator_values,
9085 adjust_return_value): Likewise.
9086 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9087 * tree-vect-transform.c (vect_create_data_ref_ptr,
9088 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9089 vect_create_epilog_for_reduction, vectorizable_reduction,
9090 vectorizable_call, vectorizable_conversion,
9091 vectorizable_assignment, vectorizable_operation,
9092 vectorizable_type_demotion, vect_gen_widened_results_half,
9093 vect_permute_store_chain, vectorizable_store,
9094 vect_setup_realignment, vect_permute_load_chain,
9095 vectorizable_load, vectorizable_condition,
9096 vect_create_cond_for_align_checks): Likewise.
9097 * tree-vrp.c (build_assert_expr_for): Likewise.
9099 2007-03-08 Ian Lance Taylor <iant@google.com>
9101 * tree-vrp.c: Include "intl.h".
9102 (usable_range_p): New static function.
9103 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9104 overflowed values, juts set *strict_overflow_p.
9105 (compare_values): Only return -2 if one of the operands is not a
9107 (compare_ranges): Call usable_range_p.
9108 (compare_range_with_value): Likewise.
9109 (vrp_evaluate_conditional_warnv): Rename from
9110 vrp_evaluate_conditional. Make static. Change all callers.
9111 (vrp_evaluate_conditional): New function.
9112 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9114 (simplify_abs_using_ranges): Likewise.
9115 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9116 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9117 within_stmt parameter.
9118 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9119 vrp_evaluate_conditional.
9120 * tree-ssa-threadedge.c
9121 (record_temporary_equivalences_from_stmts_at_dest): Change
9122 simplify parameter to take a second tree parameter.
9123 (simplify_control_stmt_condition): Likewise.
9124 (thread_across_edge): Likewise.
9125 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9126 (thread_across_edge): Likewise.
9127 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9129 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9131 * config/i386/i386.h (TARGET_SAHF): New define.
9132 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9133 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9134 (x86_sahf): New global variable.
9135 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9136 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9137 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9138 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9140 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9141 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9142 when expanding fcomi/sahf based tests.
9143 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9144 expanding sahf based alternative. Emit sahf based sequence when
9145 optimizing for code size.
9146 * config/i386/i386.md (x86_sahf_1): Do not disable for
9147 TARGET_64BIT, enable for TARGET_SAHF.
9149 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9151 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9152 spurious whitespace from error message.
9154 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9157 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9159 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9161 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9163 * tree-sra.c (instantiate_element): Propagate disabled warnings
9164 from the element itself to the created variable.
9166 2007-03-07 Richard Henderson <rth@redhat.com>
9169 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9170 silently fix up the stack in the case of a missing register.
9172 2007-03-07 Paul Brook <paul@codesourcery.com>
9174 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9176 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9178 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9180 (phase1_vrs): Use them.
9181 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9182 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9183 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9184 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9185 __gnu_Unwind_Restore_WMMXC if required.
9186 (_Unwind_VRS_Pop): Implement iWMMXt support.
9187 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9188 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9189 gnu_Unwind_Save_WMMXC): Define.
9191 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9193 * config/vxworks.h (vxworks_override_options): Declare.
9194 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9195 * config/vxworks.c: Include target.h and toplev.h.
9196 (vxworks_override_options): New function.
9197 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9199 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9201 * config/s390/s390.c (override_options): Don't emit an error when
9202 -mstack-size is used without providing -mstack-guard.
9203 (s390_emit_prologue): Choose stack_guard value automatically if not
9204 provided via command line.
9205 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9207 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9209 * config/i386/i386.c (output_set_got): Add a GOT initialization
9210 sequence for VxWorks PIC.
9211 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9212 around labels as well as symbols. Use gotoff_operand instead
9213 of local_symbolic_operand.
9214 (legitimize_pic_address): Use gotoff_operand instead of
9215 local_symbolic_operand. Use @GOT accesses for labels as
9217 (ix86_output_addr_diff_elt): Use PC-relative rather than
9218 GP-relative offsets for VxWorks PIC.
9219 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9220 no_new_pseudos. Check whether the returned register is op0.
9221 * config/i386/i386.md (tablejump): Use PC-relative rather than
9222 GP-relative offsets for VxWorks PIC.
9223 * config/i386/predicates.md (gotoff_operand): New predicate.
9225 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9227 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9229 * config/vxworks-dummy.h: New file.
9230 * config/i386/i386.h: Include it.
9232 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9234 * dwarf2out.c (is_inlined_entry_point): New
9235 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9236 DW_AT_ranges if the first subblock is the entry point.
9238 2007-03-06 David Daney <ddaney@avtrex.com>
9240 * doc/install.texi (mips-*-*): Change recommended binutils
9243 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9245 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9246 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9248 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9249 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9251 2007-03-06 Jan Hubicka <jh@suse.cz>
9253 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9254 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9256 (probably_cold_bb_p): Cold functions are cold.
9257 (probably_never_executed_bb_p): Cold functions are cold.
9258 (tree_bb_level_predictions): Predict calls to cold functions as not
9260 (compute_function_frequency): Check hot/cold attributes.
9261 * function.h (function_frequency): Update comments.
9262 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9263 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9264 (c_common_att): Add cold and hot.
9266 * doc/extend.texi (hot,cold attributes): Document.
9268 2007-03-06 Andrew Haley <aph@redhat.com>
9270 * function.c (expand_function_end): Move blockage to just after we
9271 emit the label for the naked return from the function.
9273 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9275 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9278 2007-03-06 Jan Hubicka <jh@suse.cz>
9280 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9281 loaded for constant large models. Non-large 64bit PIC can do.
9282 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9283 * cmodel.h: Add LARGE PIC.
9284 * i386.md (UNSPEC_PLTOFF): New.
9285 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9287 (*call_1_rex64): Disable for large models.
9288 (*call_1_rex64_large): New.
9289 (*call_value_1_rex64): Disable for large models.
9290 (*call_value_1_rex64_large): New.
9291 (set_rip_rex4): New.
9292 (set_got_offset_rex64): New.
9293 * predicates.md (constant_call_address_operand): For large model
9294 constant calls are not possible.
9295 * i386-protos.h (construct_plt_address): Declare.
9296 * i386.c (override_options): Accept large models.
9297 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9298 (legitimate_constant_p): Add new UNSPECs.
9299 (legitimate_pic_operand_p): Likewise.
9300 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9301 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9303 (output_pic_addr_const): Add PLTOFF.
9304 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9305 (ix86_expand_move): Legitimize pic address when in PIC mode.
9306 (construct_plt_address): New function.
9307 (ix86_expand_call): Offload the address to register and use GOT pointer
9309 * invoke.texi (mcmodel=large): Update documentation.
9311 2007-03-06 Richard Henderson <rth@redhat.com>
9313 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9314 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9315 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9316 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9317 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9318 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9319 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9320 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9321 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9322 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9323 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9324 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9325 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9326 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9327 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9328 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9329 x86_schedule, x86_use_bt, x86_pad_returns,
9330 x86_use_xchgb): Merge into ...
9331 (ix86_tune_features): ... here. New array.
9332 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9333 x86_bswap): Merge into ...
9334 (ix86_arch_features): ... here. New array.
9335 (x86_3dnow_a): Remove.
9336 (x86_accumulate_outgoing_args): Make static.
9337 (x86_arch_always_fancy_math_387): Make static.
9338 (ix86_tune_mask, ix86_arch_mask): Move ...
9339 (override_options): ... to local variables here. Apply the
9340 appropriate mask to each element of ix86_arch_features and
9341 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9342 as were done in the old macros.
9343 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9344 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9345 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9346 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9347 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9348 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9349 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9350 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9351 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9352 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9353 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9354 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9355 x86_accumulate_outgoing_args, x86_prologue_using_move,
9356 x86_epilogue_using_move, x86_decompose_lea,
9357 x86_arch_always_fancy_math_387, x86_shift1,
9358 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9359 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9360 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9361 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9362 x86_use_incdec, x86_pad_returns, x86_bswap,
9363 x86_partial_flag_reg_stall): Remove.
9364 (enum ix86_tune_indices): New.
9365 (ix86_tune_features): New.
9366 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9367 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9368 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9369 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9370 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9371 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9372 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9373 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9374 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9375 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9376 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9377 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9378 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9379 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9380 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9381 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9382 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9383 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9384 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9385 TARGET_EXT_80387_CONSTANTS): Use it.
9386 (enum ix86_arch_indices): New.
9387 (ix86_arch_features): New.
9388 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9389 TARGET_BSWAP): Use it.
9390 (ix86_tune_mask, ix86_arch_mask): Remove.
9392 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9395 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9396 Define using $${sysroot_headers_suffix}.
9397 * configure: Regenerate.
9398 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9399 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9401 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9402 * gcc.c (print_sysroot_headers_suffix): New.
9403 (option_map): Include --print-sysroot-headers-suffix.
9404 (display_help): Mention -print-sysroot-headers-suffix.
9405 (process_command): Handle -print-sysroot-headers-suffix.
9406 (do_spec_1): Append multilib directory to include-fixed path if
9407 sysroot suffixes in use.
9408 (main): Handle -print-sysroot-headers-suffix.
9409 * Makefile.in (start.encap): Don't depend on xlimits.h
9410 (xlimits.h): Remove.
9411 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9412 limits.h for each multilib in fixinc_list.
9413 (fixinc_list, s-fixinc_list): New.
9414 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9415 generate them for each multilib in fixinc_list.
9416 (stmp-fixproto): Use include-fixed. Run fixproto for each
9417 multilib in fixinc_list.
9418 (mostlyclean): Don't remove xlimits.h.
9419 (clean): Remove include-fixed.
9420 (real-install-headers-tar, real-install-headers-cpio,
9421 real-install-headers-cp): Don't copy include, only include-fixed.
9422 (install-mkheaders): Depend on fixinc_list. Don't depend on
9423 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9424 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9425 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9427 2007-03-06 Jan Hubicka <jh@suse.cz>
9429 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9432 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9434 * configure.ac: Allow tm_file to contain build-directory files.
9435 * configure: Regenerate.
9436 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9437 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9438 * config/m68k/print-sysroot-suffix.sh: New file.
9440 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9442 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9443 of pic_offset_table_rtx if reload_completed.
9444 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9445 PIC_OFFSET_TABLE_REGNUM.
9446 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9448 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9449 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9451 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9453 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9454 functions that call eh_return.
9456 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9458 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9459 functions that need a constant pool.
9461 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9464 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9465 (m68k_preferred_reload_class): Likewise.
9466 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9467 (SECONDARY_RELOAD_CLASS): Define.
9468 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9469 (LIMIT_RELOAD_CLASS): Delete.
9470 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9471 registers from storing bytes.
9472 (m68k_secondary_reload_class): New function.
9473 (m68k_preferred_reload_class): Likewise.
9475 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9477 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9479 (m68k_expand_prologue): Likewise.
9481 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9483 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9484 (mips_expand_epilogue): Add a bool parameter.
9485 (m68k_legitimize_sibcall_address): Declare.
9486 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9487 (m68k_expand_epilogue): Add a parameter to select between sibling
9488 and normal epilogues. Only generate a return for the latter.
9489 (m68k_ok_for_sibcall_p): New function.
9490 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9491 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9492 (sibcall_value, *sibcall_value): Likewise.
9493 (*call, *call_value): Require !SIBLING_CALL_P.
9494 (epilogue): Update call to m68k_expand_epilogue.
9495 (sibcall_epilogue): New pattern.
9496 * config/m68k/predicates.md (const_call_operand): Say that this
9497 predicate applies to sibling calls too.
9498 (sibcall_operand): New predicate.
9500 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9502 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9503 alternatives as movsi_cf.
9504 (movsf_cf_hard): Add commentary.
9506 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9507 Richard Sandiford <richard@codesourcery.com>
9509 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9510 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9511 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9512 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9513 as being live on exit from an interrupt function.
9514 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9515 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9516 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9517 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9518 (m68k_interrupt_function_p): Globalize.
9519 (m68k_compute_frame_layout): Remove reverse mask code.
9520 (m68k_emit_movem, m68k_set_frame_related): New functions.
9521 (m68k_output_function_prologue): Delete in favor of...
9522 (m68k_expand_prologue): ...this new function.
9523 (m68k_output_function_epilogue): Delete in favor of...
9524 (m68k_expand_epilogue): ...this new function.
9525 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9527 (print_operand): Handle %?.
9528 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9529 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9530 (prologue, epilogue): New patterns.
9531 (return): Turn into a define_expand.
9532 (*return): New pattern, derived from old "return" pattern. Use rte
9533 rather than rts for interrupt functions. Only use rtd if the pop
9535 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9536 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9537 (link, *link, unlink, *unlink, load_got): Likewise.
9539 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9543 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9544 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9545 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9546 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9547 and m68k_matches_u_p.
9548 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9549 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9550 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9551 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9552 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9553 (REG_STRICT_P): New macro.
9554 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9555 PCREL_GENERAL_OPERAND_OK.
9556 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9557 m68k_legitimate_base_reg_p.
9558 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9559 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9560 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9561 * config/m68k/m68k.c (m68k_address): New structure.
9562 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9563 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9564 (m68k_jump_table_ref_p, m68k_decompose_address)
9565 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9566 (m68k_matches_u_p): New functions.
9567 (print_operand_address): Rewrite to use m68k_decompose_index.
9569 2007-03-05 David Taylor <dtaylor@emc.com>
9571 * gcc.c: Correct copyright date in --version output.
9573 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9575 * pa.md: In unamed move patterns, disparge copies between general
9576 and floating point registers using '?' modifier. Don't include 'f'
9577 constraint for register preferences in DImode, SImode, HImode and
9578 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9579 Remove constraints for copies between general and floating registers
9580 in soft-float DFmode pattern.
9581 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9585 2007-03-05 Mike Stump <mrs@apple.com>
9587 * c-common.c (targetcm): Add.
9588 * c-opts.c (c_common_handle_option): Handle language specific
9590 * opts.c (handle_option): Verify language for target options, if
9592 * opth-gen.awk: Add CL_LANG_ALL.
9593 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9594 (TARGETCM_INITIALIZER): Add.
9595 * target.h (struct gcc_targetcm): Add.
9597 * targhooks.c (default_handle_c_option): Add.
9598 * targhooks.h (default_handle_c_option): Add.
9599 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9601 * config/darwin.opt (iframework): Add.
9602 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9603 * config/darwin-c.c (handle_c_option): Add.
9604 (TARGET_HANDLE_C_OPTION): Add.
9606 * doc/invoke.texi (Darwin Options): Add -iframework.
9608 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9610 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9613 2007-03-05 Ian Lance Taylor <iant@google.com>
9615 * c.opt (fgnu89-inline): New option.
9616 * c-opts.c (c_common_post_options): Set default value for
9618 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9619 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9621 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9622 (grokdeclarator, start_function): Likewise.
9623 * c-cppbuiltin.c (c_cpp_builtins): Define either
9624 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9625 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9626 (C Dialect Options): Document -fgnu89-inline.
9627 * doc/extend.texi (Function Attributes): Explain what the
9628 gnu_inline attribute does.
9629 * doc/cpp.texi (Common Predefined Macros): Document
9630 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9632 2007-03-05 Ian Lance Taylor <iant@google.com>
9634 PR tree-optimization/31034
9635 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9636 half-range if the other side is an overflow infinity.
9638 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9640 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9641 (bfin*-linux-uclibc*): New configuration.
9642 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9644 * config/bfin/linux.h: New file.
9645 * config/bfin/libgcc-bfin.ver: New file.
9646 * config/bfin/t-bfin-uclinux: New file.
9647 * config/bfin/t-bfin-linux: New file.
9648 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9649 (TARGET_OS_CPP_BUILTINS): New macro.
9651 2007-03-05 Richard Guenther <rguenther@suse.de>
9653 * fold-const.c (fold_binary): Remove duplicate folding
9654 of comparison of non-null ADDR_EXPR against null.
9656 2007-03-05 Richard Guenther <rguenther@suse.de>
9657 Dorit Nuzman <dorit@il.ibm.com>
9659 PR tree-optimization/26420
9660 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9661 are no loops in the function. Only print the number of
9662 vectorized loops if it is greater than zero or we are supposed
9663 to print information about unvectorized loops.
9665 2007-03-05 Revital Eres <eres@il.ibm.com>
9667 * gcc.dg/var-expand1.c: New test.
9668 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9669 when an accumulator is expanded.
9671 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9674 * c-common.c (convert_and_check): Don't give warnings for
9675 conversion if 'expr' already overflowed.
9677 2007-03-04 Roger Sayle <roger@eyesopen.com>
9680 * fold-const.c (fold_comparison): Enforce type consistency when
9681 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9683 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9685 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9686 containing a cast to the base of TARGET_MEM_REF.
9688 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9690 * tree.c (tree_contains_struct_check_failed): Remove spurious
9691 whitespace from error message.
9693 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9696 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9697 instead of precision.
9699 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9700 Nathan Sidwell <nathan@codesourcery.com>
9702 * emit-rtl.c (find_auto_inc): New.
9703 (try_split): recreate REG_INC notes,
9704 Use regular for loops rather than whiles.
9706 2007-03-03 Andreas Schwab <schwab@suse.de>
9708 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9709 * configure: Regenerate.
9711 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9713 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9714 flag_rounding_math, not flag_unsafe_math_optimizations.
9716 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9718 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9719 alpha_fold_vector_minmax): Likewise.
9720 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9721 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9723 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9725 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9726 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9727 if the lhs has side-effects.
9728 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9730 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9732 * config/i386/i386.h (TUNEMASK): Remove define.
9733 (ARCHMASK): Remove define.
9734 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9735 Use ix86_arch_mask variable instead of ARCHMASK.
9736 * config/i386/i386.c (override_options): Ditto.
9737 (standard_80387_constant_p): Ditto.
9739 2007-03-02 Ian Lance Taylor <iant@google.com>
9741 Used signed infinities in VRP.
9742 * tree-vrp.c (uses_overflow_infinity): New static function.
9743 (supports_overflow_infinity): New static function.
9744 (make_overflow_infinity): New static function.
9745 (negative_overflow_infinity): New static function.
9746 (positive_overflow_infinity): New static function.
9747 (is_negative_overflow_infinity): New static function.
9748 (is_positive_overflow_infinity): New static function.
9749 (is_overflow_infinity): New static function.
9750 (overflow_infinity_range_p): New static function.
9751 (compare_values_warnv): New function split out of compare_values.
9752 (compare_value): Call it.
9753 (set_value_range_to_nonnegative): Add overflow_infinity
9754 parameter. Change caller.
9755 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9757 (vrp_expr_computes_nonzero): Likewise.
9758 (compare_ranges, compare_range_with_value): Likewise.
9759 (compare_name_with_value, compare_names): Likewise.
9760 (vrp_evaluate_conditional): Likewise.
9761 (set_value_range): Handle infinity
9762 (vrp_operand_equal_p, operand_less_p): Likewise.
9763 (extract_range_from_assert): Likewise.
9764 (vrp_int_const_binop): Likewise.
9765 (extract_range_from_binary_expr): Likewise.
9766 (extract_range_from_unary_expr): Likewise.
9767 (extract_range_from_comparison): Likewise.
9768 (extract_range_from_expr): Likewise.
9769 (dump_value_range): Likewise.
9770 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9771 (test_for_singularity): Likewise.
9772 (vrp_int_const_binop): Remove inline qualifier.
9773 (adjust_range_with_scev): Add comment.
9774 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9776 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9778 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9779 (get_constraint_for): Likewise.
9780 (do_structure_copy): Likewise.
9781 (find_func_aliases): Fix references to MODIFY_EXPR.
9782 (intra_create_variable_infos): Tidy.
9783 * tree-ssa-operands.c (add_virtual_operand): Add argument
9785 When adding members of alias sets, if IS_CALL_SITE is true and
9786 the symbol is not call-clobbered, skip it.
9789 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9791 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9792 entry by means of emit_insn_at_entry.
9794 2007-03-02 Richard Henderson <rth@redhat.com>
9796 * expr.h (promoted_input_arg): Remove decl.
9797 * function.c (promoted_input_arg): Merge into ...
9798 * combine.c (setup_incoming_promotions): ... only caller.
9799 Rearrange to avoid double loop.
9801 2007-03-02 Ben Elliston <bje@au.ibm.com>
9802 Peter Bergner <bergner@vnet.ibm.com>
9803 Janis Johnson <janis187@us.ibm.com>
9805 * config/rs6000/dfp.md: New file.
9806 * config/rs6000/rs6000.md: Include dfp.md.
9807 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9808 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9809 and TDmode decimal float modes in FP registers.
9810 (num_insns_constant): Likewise.
9811 (rs6000_legitimate_offset_address_p): Likewise.
9812 (rs6000_legitimize_address): Likewise.
9813 (rs6000_legitimize_reload_address): Likewise.
9814 (rs6000_legitimate_address): Likewise.
9815 (rs6000_emit_move): Likewise.
9816 (function_arg_boundary): Likewise.
9817 (function_arg_advance): Likewise.
9818 (rs6000_darwin64_record_arg_recurse): Likewise.
9819 (function_arg): Likewise.
9820 (rs6000_gimplify_va_arg): Likewise.
9821 (rs6000_split_multireg_move): Likewise.
9822 (rs6000_output_function_epilogue): Likewise.
9823 (rs6000_output_function_epilogue): Likewise.
9824 (rs6000_register_move_cost): Likewise.
9825 (rs6000_function_value): Likewise.
9826 (rs6000_libcall_value): Likewise.
9828 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9830 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9832 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9834 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9835 Use $MULTIDIR to choose between the kernel and RTP headers,
9836 and use $WIND_BASE and $WIND_USR to locate them.
9838 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9840 * config/i386/i386.c (override_options): Put initialization of
9841 ix86_tune_mask and ix86_arch_mask to the correct place.
9843 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9844 Michael Meissner <michael.meissner@amd.com>
9847 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9849 (TARGET_CMOVE): Use ARCHMASK.
9850 (TARGET_CMPXCHG): Ditto.
9851 (TARGET_CMPXCHG8B): Ditto.
9852 (TARGET_XADD): Ditto.
9853 (TARGET_BSWAP): Ditto.
9854 * config/i386/i386.c (ix86_tune_mask): New global variable.
9855 (ix86_arch_mask): Ditto.
9856 (override_options): Initialize ix86_tune_mask and
9857 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9860 2007-03-02 Ben Elliston <bje@au.ibm.com>
9863 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9865 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9867 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9868 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9869 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9870 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9872 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9873 rs6000_init_dwarf_reg_sizes_extra): New.
9874 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9875 SPE register high parts.
9877 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9879 * Makefile.in: Add install-pdf target as
9880 copied from automake v1.10 rules.
9881 * configure.ac: Add install-pdf to target list.
9882 * configure: Regenerate.
9884 2007-03-01 Paul Brook <paul@codesourcery.com>
9886 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9887 modes to LDRD for DImode.
9888 (output_move_double): Fixup out of range ldrd/strd.
9889 (vfp_secondary_reload_class): Rename...
9890 (coproc_secondary_reload_class): ... to this. Add wb argument.
9891 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9892 coproc_secondary_reload_class for CLASS_IWMMXT.
9893 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9894 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9896 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9898 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9899 factor by the estimated number of iterations.
9900 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9903 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9904 decode_caches_intel, detect_caches_intel): New functions.
9905 (host_detect_local_cpu): Use detect_caches_amd and
9906 detect_caches_intel.
9908 2007-03-01 Richard Henderson <rth@redhat.com>
9910 * expr.c (emit_move_complex_push): Export.
9911 (emit_move_complex_parts): Split out from ...
9912 (emit_move_complex): ... here.
9913 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9914 * config/i386/i386.md (movcdi): New.
9916 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9918 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9919 size of mode1 to check for tieable modes in MMX case.
9921 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9923 * Makefile.in (rtlanal.o): Depend on tree.h.
9924 * rtl.h (offset_within_section_p, split_const): Declare.
9925 * rtlanal.c: Include tree.h.
9926 (offset_within_block_p): New function, taken from
9927 mips_offset_within_object_p.
9928 (split_const): New function, taken from mips_split_const.
9929 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9931 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9932 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9933 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9934 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9935 (m68k_illegitimate_symbolic_constant_p): New function.
9936 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9937 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9938 symbolic constant that might be outside the symbol's section,
9939 move the symbol first and then add the offset.
9940 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9942 * config/mips/mips.c (mips_split_const): Delete.
9943 (mips_offset_within_object_p): Delete.
9944 (mips_symbolic_constant_p): Use offset_within_section_p and
9945 split_const instead of mips_offset_within_object_p and
9947 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9948 (mips_legitimize_const_move, print_operand_reloc)
9949 (mips_dangerous_for_la25_p): Use split_const instead of
9952 2007-02-28 Eric Christopher <echristo@apple.com>
9954 * Makefile.in (install-include-dir): Don't rm -rf include.
9956 2007-02-28 Richard Guenther <rguenther@suse.de>
9959 * fold-const.c (fold_binary): Do not associate expressions
9960 with more than one variable for integer types that do not wrap.
9962 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9964 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9965 Delete, and replace with...
9966 (fold_builtin_call_array): This. Update callers to use it.
9967 * fold-const.c (fold_build_call_list): Delete, and replace with...
9968 (fold_build_call_array): This.
9969 (fold_build_call_list_initializer): Delete, and replace with...
9970 (fold_build_call_array_initializer): This.
9971 * tree.h: Update declarations to reflect above changes.
9973 * c-typeck.c (build_function_call): Store converted arguments
9974 in a stack-allocated array instead of building a list.
9975 (convert_arguments): Store arguments in the array passed in as an
9976 argument, and return the actual number of arguments.
9977 * c-format.c: (check_function_format): Pass arguments in an
9978 array instead of a list.
9979 * c-common.c (check_function_nonnull): Likewise.
9980 (check_function_sentinel): Likewise.
9981 (check_function_arguments): Likewise.
9982 * c-common.h: Update declarations to reflect above changes.
9984 2007-02-28 Jan Hubicka <jh@suse.cz>
9986 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
9987 PRED_NEGATIVE_RETURN): Update outcomes.
9989 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
9991 * calls.c (emit_library_call_value_1): Handle partial registers
9992 correctly when building up CALL_INSN_FUNCTION_USAGE.
9994 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9996 * pa/predicates.md (move_src_operand): Allow zero for mode.
9997 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10000 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10003 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10004 *movv2df_internal): Enable pattern only for valid operand
10006 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10007 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10009 2007-02-27 Mike Stump <mrs@apple.com>
10011 * config/darwin-crt3.c: Avoid compilation when compiling for a
10014 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10016 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10018 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10019 for fixed headers and limits.h.
10020 (install-include-dir, install-headers-tar, install-headers-cpio,
10021 install-headers-cp, real-install-headers-tar,
10022 real-install-headers-cpio, real-install-headers-cp): Handle
10023 include-fixed as well as include.
10024 (install-mkheaders): Don't install files that go only in include
10026 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10027 from GCC_INCLUDE_DIR.
10028 * gcc.c (process_command): Remove special -BstageN/ handling.
10029 (do_spec_1): Add include-fixed directories.
10031 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10033 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10035 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10037 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10040 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10042 * c-common.c (get_priority): Add check for
10043 SUPPORTS_INIT_PRIORITY.
10045 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10047 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10049 * config/bfin/bfin.c: Include "cfglayout.h".
10050 (MAX_LSETUP_DISTANCE): New macro.
10051 (struct loop_info): New members incoming, incoming_src and
10052 incoming_dest. Delete member predecessor.
10053 (length_for_loop): New function.
10054 (bfin_optimize_loop): Handle more different loop structures.
10055 (bfin_discover_loop): Rework detection of predecessor blocks by
10056 examining incoming edges.
10057 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10059 (bfin_reorder_loops): New function.
10060 (bfin_reorg_loops): Use these three new functions.
10062 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10063 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10064 (CONSTRAINT_LEN): Add entry for 'q'.
10065 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10066 Add 'q' constraints.
10067 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10068 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10070 * config/bfin/bfin.md (add_with_carry): New pattern.
10071 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10072 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10073 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10074 support unsigned multiplies too. Removed incorrect commutativity from
10075 operand 1 constraint where appropriate.
10076 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10078 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10079 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10081 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10082 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10083 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10084 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10085 usmulhisi_hh_huh): New patterns.
10087 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10088 lshifthi3): Fix output template to use half reg for operand 2.
10090 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10093 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10095 2007-02-27 Andreas Schwab <schwab@suse.de>
10097 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10099 2007-02-27 Jan Hubicka <jh@suse.cz>
10101 * predict.c (last_basic_block_p): Remove.
10102 (tree_estimate_probability): Update return heuristic for commonized
10105 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10107 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10109 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10111 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10112 * doc/cpp.texi: Standardize title page.
10113 * doc/cppinternals.texi: Likewise.
10114 * doc/gcc.texi: Standardize title page, remove version number
10115 from copyright page.
10116 * doc/gccint.texi: Likewise.
10117 * doc/install.texi: Standardize title page, add table of
10120 2007-02-26 Jan Hubicka <jh@suse.cz>
10122 * predict.def: Set outcomes according to more recent results.
10123 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10124 Remove dead predictors.
10125 * predict.c (return_prediction): Fix pasto.
10127 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10129 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10130 change; avoid a memory leak when returning early.
10132 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10134 * c-decl.c (static_ctors): Move to c-common.c.
10135 (static_dtors): Likewise.
10136 (finish_function): Use c_record_cdtor_fn.
10137 (build_cdtor): Move to c-common.c.
10138 (c_write_global_declarations): Use c_build_cdtor_fns.
10139 * c-common.h (static_ctors): Declare.
10140 (static_dtors): Likewise.
10141 (c_record_cdtor_fn): Likewise.
10142 (c_build_cdtor_fns): Likewise.
10143 * c-common.c (static_ctors): New variable.
10144 (static_dtors): Likewise.
10145 (c_record_cdtor_fn): New function.
10146 (build_cdtor): Move from c-decl.c
10147 (c_build_cdtor_fns): New function.
10149 * output.h (assemble_addr_to_section): Declare.
10150 (get_cdtor_priority_section): Likewise.
10151 * varasm.c (assemble_addr_to_section): New function.
10152 (get_cdtor_priority_section): Likewise.
10153 (default_named_section_asm_out_destructor): Use them.
10154 (destor_dtor_section_asm_out_destructor): Likewise.
10155 (default_named_section_asm_out_constructor): Likewise.
10156 (default_ctor_section_asm_out_constructor): Likewise.
10157 * config.gcc (*-*-vxworks*): Include vxworks.o.
10158 * config/t-vxworks (vxworks.o): New target.
10159 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10160 (TARGET_ASM_CONSTRUCTOR): Define.
10161 (TARGET_ASM_DESTRUCTOR): Likewise.
10162 (vxworks_asm_out_constructor): Declare.
10163 (vxworks_asm_out_destructor): Likewise.
10165 * c-common.c (get_priority): Check that we have not just an
10166 INTEGER_CST, but an integer constant with integeral type.
10168 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10170 PR tree-optimization/30938
10171 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10172 use &dt[nargs-1] instead of &dt[nargs] in the call to
10173 vect_is_simple_use().
10175 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10177 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10178 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10179 Do not attempt to handle MEM inside auto-inc expressions.
10180 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10181 of a register modified by an auto-inc expression. However, do handle
10182 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10183 (elimination_effects): Prohibit elimination of a register modified
10184 by an auto-inc expression. Disable register elimination rules whose
10185 target register is modified by an auto-inc expression with variable
10188 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10190 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10192 (array_at_struct_end_p): New function.
10193 (idx_infer_loop_bounds): Use it.
10194 (estimate_numbers_of_iterations_loop): Export.
10195 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10196 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10197 (tree_estimate_probability): Call record_loop_exits.
10198 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10199 (estimated_loop_iterations, estimated_loop_iterations_int,
10200 estimated_loop_iterations_tree): New functions.
10201 (analyze_siv_subscript_cst_affine,
10202 compute_overlap_steps_for_affine_1_2,
10203 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10204 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10205 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10206 (PRED_LOOP_ITERATIONS_GUESSED): New.
10207 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10208 * cfgloop.h (estimate_numbers_of_iterations_loop,
10209 estimated_loop_iterations_int): Declare.
10211 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10213 * doc/extend.texi: Document optional priority argument to
10214 constructors and destructors.
10215 * tree.c (init_priority_for_decl): Adjust GTY markers.
10216 (init_ttree): Use priority-info hash functions for
10217 init_priority_for_decl.
10218 (tree_map_eq): Rename to ...
10219 (tree_map_base_eq): ... this.
10220 (tree_map_marked_p): Rename to ...
10221 (tree_map_base_marked_p): ... this.
10222 (tree_map_base_hash): New function.
10223 (decl_init_priority_lookup): Rework.
10224 (decl_fini_priority_lookup): New function.
10225 (decl_priority_info): New function.
10226 (decl_init_priority_insert): Use it.
10227 (decl_fini_priority_insert): Likewise.
10228 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10230 (decl_restrict_base_insert): Likewise.
10231 (decl_debug_expr_insert): Likewise.
10232 (decl_value_expr_lookup): Likewise.
10233 (decl_value_expr_insert): Likewise.
10234 * tree.h (priority_type): New type.
10235 (decl_init_priority_lookup): Use priority_type.
10236 (decl_fini_priority_lookup): New function.
10237 (decl_init_priority_insert): Use priority_type.
10238 (decl_fini_priority_insert): New function.
10239 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10240 (DECL_INIT_PRIORITY): Likewise.
10241 (SET_DECL_INIT_PRIORITY): Add comment.
10242 (DECL_FINI_PRIORITY): New macro.
10243 (SET_DECL_FINI_PRIORITY): Likewise.
10244 (DEFAULT_INIT_PRIORITY): Document.
10245 (MAX_INIT_PRIORITY): Likewise.
10246 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10247 (tree_map_base): New type.
10248 (tree_map_base_eq): New function.
10249 (tree_map_base_hash): Likewise.
10250 (tree_map_base_marked_p): Likewise.
10251 (tree_map): Inherit from tree_map_base.
10252 (tree_map_eq): Make it a macro.
10253 (tree_map_marked_p): Likewise.
10254 (tree_int_map): Inherit from tree_map_base.
10255 (tree_int_map_eq): Make it a macro.
10256 (tree_int_map_hash): Likewise.
10257 (tree_int_map_marked_p): Likewise.
10258 (tree_priority_map): New type.
10259 (tree_priority_map_eq): New macro.
10260 (tree_priority_map_hash): Likewise.
10261 (tree_priority_map_marked_p): Likewise.
10262 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10264 (emutls_common_1): Likewise.
10265 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10266 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10267 of tree_map hierarchy.
10268 * tree-cfg.c (move_stmt_r): Likewise.
10269 (new_label_mapper): Likewise.
10270 * c-tree.h (c_expand_body): Move to ...
10271 * c-common.h (c_expand_body): ... here.
10272 * c-decl.c (c_expand_body): Move to ...
10273 * c-common.c (c_expand_body): ... here.
10274 (c_common_attribute_table): Allow 1 argument for the constructor
10275 and destructor attributes.
10276 (get_priority): New function.
10277 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10278 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10280 2007-02-24 Jan Hubicka <jh@suse.cz>
10282 PR middle-end/30509
10283 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10285 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10286 Jan Hubicka <jh@suse.cz>
10289 * i386.c (counter_mode): New function.
10290 (expand_set_or_movmem_via_loop): Use it.
10291 (expand_movmem_epilogue): Likewise; fix pasto.
10292 (ix86_expand_movmem): Do emit guard even for constant counts.
10293 (ix86_expand_setmem): Likewise.
10295 2007-02-25 Nick Clifton <nickc@redhat.com>
10297 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10298 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10300 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10303 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10304 count argument with 0x10, not with 0x16.
10305 (expand_setmem_epilogue): Ditto.
10307 2007-02-24 Mike Stump <mrs@apple.com>
10309 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10312 2007-02-24 Richard Guenther <rguenther@suse.de>
10314 PR middle-end/30951
10315 * fold-const.c (fold_binary): Fold x +- CST op x for
10316 EQ_EXPR and NE_EXPR.
10318 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10320 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10322 2007-02-24 Jan Hubicka <jh@suse.cz>
10324 * cgraphunit.c (decide_is_function_needed): Honor
10325 -fkeep-inline-functions.
10327 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10329 * builtins.c (fold_builtin_modf): New.
10330 (fold_builtin_2): Use it.
10332 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10334 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10335 (determine_max_iter): Take additional LOOP arg; all callers changed.
10336 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10337 one using simplifications.
10338 (simplify_using_initial_values): Return if the expression becomes
10339 invalid due to altered regs.
10341 2007-02-23 DJ Delorie <dj@redhat.com>
10343 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10345 2007-02-23 Mike Stump <mrs@apple.com>
10347 * tlink.c (scan_linker_output): Parse linker messages from
10348 darwin9's linker better.
10350 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10353 * varpool.c (varpool_assemble_pending_decls): Set
10354 varpool_last_needed_node to null.
10356 2007-02-23 DJ Delorie <dj@redhat.com>
10358 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10359 alignment bigger than the object file can handle.
10361 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10364 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10365 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10366 (*movsf_1): Penalize MMX moves.
10368 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10370 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10371 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10373 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10375 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10377 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10378 (fold_builtin_1): Use them.
10379 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10380 BUILT_IN_SIGNIFICAND.
10382 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10384 * config/i386/i386.c (bdesc_1arg): Initialize
10385 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10386 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10387 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10388 and IX86_BUILTIN_MOVSLDUP.
10390 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10392 PR rtl-optimization/30841
10393 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10395 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10397 * builtins.c (fold_builtin_frexp): New.
10398 (fold_builtin_2): Use it.
10400 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10402 * doc/invoke.texi (Spec Files): Document getenv spec function.
10404 * gcc.c (getenv_spec_function): New function.
10405 (static_spec_functions): Add it.
10406 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10407 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10410 2007-02-22 Michael Matz <matz@suse.de
10413 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10414 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10416 2007-02-22 Ian Lance Taylor <iant@google.com>
10419 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10420 (mem_loc_descriptor): Call it.
10422 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10423 Ira Rosen <irar@il.ibm.com>
10425 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10427 2007-02-22 Ira Rosen <irar@il.ibm.com>
10429 PR tree-optimization/30843
10430 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10431 stores only after all the group is vectorized.
10433 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10435 PR tree-optimization/30858
10436 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10437 in the reduction cycle have a single use in the loop.
10438 * tree-vectorizer.h (relevant): Add documentation.
10440 2007-02-20 Mike Stump <mrs@apple.com>
10442 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10443 * configure: Regenerate.
10445 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10447 Change the defaults of some parameters and options.
10448 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10449 * config/spu/spu.c (spu_optimization_options): Add.
10450 (spu_override_options): Change params in spu_optimization_options.
10451 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10453 Register 127 is only 16 byte aligned when used as a frame pointer.
10454 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10455 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10456 HARD_FRAME_POINTER_REGNUM.
10457 (spu_legitimate_address): Use regno_aligned_for_reload.
10458 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10459 aligned when frame_pointer_needed is true.
10460 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10462 * config/spu/spu.h (INIT_EXPANDERS): Define.
10464 Make sure shift and rotate instructions have valid immediate operands.
10465 * config/spu/predicates.md (spu_shift_operand): Remove.
10466 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10467 * config/spu/constraints.md (W, O): Extend range.
10468 * config/spu/spu.md (umask, nmask): Define.
10469 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10470 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10471 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10472 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10473 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10474 (lshr<mode>3_reg): Fix rtl description.
10476 Make sure mulhisi immediate operands are valid.
10477 * config/spu/predicates.md (imm_K_operand): Add.
10478 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10480 Generate constants using fsmbi and andi.
10481 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10482 (print_operand, spu_split_immediate, classify_immediate,
10483 fsmbi_const_p): Handle IC_FSMBI2.
10485 Correctly handle a CONST_VECTOR containing symbols.
10486 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10487 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10488 (immediate_load_p): Allow symbols that use 2 instructions to create.
10489 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10490 with symbols when flag_pic is set.
10491 (const_vector_immediate_p): New.
10492 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10493 accept a CONST_VECTOR with symbols.
10494 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10495 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10497 * config/spu/spu.md (high, low): Delete.
10498 (low_<mode>): Define.
10500 Remove INTRmode and INTR_REGNUM, which didn't work.
10501 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10503 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10504 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10505 peephole2 pattern): Don't use INTR or 131.
10506 (movintrcc): Delete.
10507 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10508 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10509 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10510 (UNSPEC_SET_INTR): Add.
10511 * config/spu/spu-modes.def (INTR): Remove.
10513 More accurate warnings about run-time relocations.
10514 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10516 Correctly warn about immediate arguments to specific intrinsics.
10517 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10518 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10519 the instruction predicate.
10521 Fix tree check errors with latest update.
10522 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10524 (spu_expand_builtin): Use CALL_EXPR_FN.
10526 Add missing specific intrinsics.
10527 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10529 * config/spu/spu_internals.h: Ditto.
10531 Fix incorrect operand modifiers.
10532 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10533 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10535 Optimize one case of zero_extend of a vec_select.
10536 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10538 Accept any immediate for hbr.
10539 * config/spu/spu.md (hbr): Change s constraints to i.
10541 2007-02-21 Paul Brook <paul@codesourcery.com>
10543 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10544 condexec_count when skipping USE and CLOBBER.
10546 2007-02-21 Nick Clifton <nickc@redhat.com>
10548 * common.opt (Warray-bounds): Add Warning attribute.
10549 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10551 (fsized-zeroes): Add Optimization attribute.
10552 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10553 * c.opt (Wc++0x-compat): Add Warning attribute.
10555 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10557 PR middle-end/30761
10558 * reload1.c (eliminate_regs_in_insn): In the single_set special
10559 case, attempt to re-recognize the insn before falling back to
10560 having reload fix it up.
10562 2007-02-20 Eric Christopher <echristo@gmail.com>
10564 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10565 Rewrite accordingly.
10566 (frv_read_iacc_argument): Ditto.
10567 (frv_expand_set_builtin): Take a call instead of arglist, update for
10569 (frv_expand_unop_builtin): Ditto.
10570 (frv_expand_binop_builtin): Ditto.
10571 (frv_expand_cut_builtin): Ditto.
10572 (frv_expand_binopimm_builtin): Ditto.
10573 (frv_expand_voidbinop_builtin): Ditto.
10574 (frv_expand_int_void2arg): Ditto.
10575 (frv_expand_prefetches): Ditto.
10576 (frv_expand_voidtriop_builtin): Ditto.
10577 (frv_expand_voidaccop_builtin): Ditto.
10578 (frv_expand_load_builtin): Ditto.
10579 (frv_expand_store_builtin): Ditto.
10580 (frv_expand_mdpackh_builtin): Ditto.
10581 (frv_expand_mclracc_builtin): Ditto.
10582 (frv_expand_mrdacc_builtin): Ditto.
10583 (frv_expand_mwtacc_builtin): Ditto.
10584 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10587 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10589 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10590 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10592 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10593 point instructions.
10594 * configure: Regenerate.
10595 * config.in: Regenerate.
10596 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10597 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10598 masks to power6 and power6x and to POWERPC_MASKS.
10599 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10601 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10602 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10603 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10604 Access PROTOTYPE as variable, not mask.
10606 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10608 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10609 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10610 * combine.c (adjust_for_new_dest): Use it.
10611 * postreload.c (reload_combine): Likewise.
10613 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10615 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10616 notes on an insn with multiple sets, even if single_set returns
10617 non-NULL for that insn.
10619 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10621 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10622 scalbn and scalbln.
10624 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10626 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10627 if user didn't pass it.
10628 * config/i386/darwin.h (CC1_SPEC): Likewise.
10629 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10630 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10631 -mmacosx-version-min.
10633 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10634 Uros Bizjak <ubizjak@gmail.com>
10636 * optabs.h (enum optab_index): Add new OTI_scalb.
10637 (scalb_optab): Define corresponding macro.
10638 * optabs.c (init_optabs): Initialize scalb_optab.
10639 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10641 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10642 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10643 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10644 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10645 flag_unsafe_math_optimizations is set.
10647 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10648 to implement scalbf, scalb and scalbl built-ins as inline x87
10651 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10652 DJ Delorie <dj@redhat.com>
10655 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10656 (diagnostic_report_diagnostic): ... here, and turn them into real
10657 errors. If warnings are inhibited, no need to do anything.
10659 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10661 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10662 better code generation.
10664 2007-02-20 Ben Elliston <bje@au.ibm.com>
10666 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10668 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10670 * config/alpha/alpha.c, config/alpha/alpha.md,
10671 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10672 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10673 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10674 config/arm/lib1funcs.asm: Follow spelling conventions.
10676 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10677 config/fr30/fr30.md, config/i386/i386.h,
10678 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10679 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10680 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10681 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10682 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10683 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10684 config/sparc/sparc.c, config/sparc/sparc.h,
10685 config/sparc/sparc.md, config/spu/constraints.md,
10686 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10689 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10692 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10695 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10697 * doc/invoke.texi (-ftree-lrs): Remove.
10699 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10701 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10704 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10706 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10707 new CALL_EXPR_FN macro for retrieving the function
10708 declaration of the input expression.
10710 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10712 * c.opt (Waddress): New.
10713 * common.opt (Walways-true): Delete.
10714 (Wstring-literal-comparison): Delete.
10715 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10716 -Wstring-literal-comparison. Add -Waddress.
10718 (Walways-true): Delete.
10719 (Wstring-literal-comparison): Delete.
10720 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10721 consistently instead of -Walways-true in example.
10722 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10723 * c-typeck.c (parser_build_binary_op): Replace
10724 -Wstring-literal-comparison and -Walways-true with -Waddress.
10725 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10728 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10730 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10731 without DECL_STRUCT_FUNCTION initialized.
10733 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10735 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10736 due to calls to functions taking pointers as parameters.
10738 2007-02-19 Richard Henderson <rth@redhat.com>
10741 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10744 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10746 * config/s390/s390.c (s390_call_saved_register_used,
10747 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10748 accessed to the new scheme.
10750 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10752 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10753 (cris_print_index, cris_print_operand, cris_print_operand_address)
10754 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10755 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10756 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10757 GET_CODE () == xxx.
10758 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10759 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10760 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10761 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10762 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10763 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10764 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10765 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10766 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10767 (uminsi3, call, call_value): Ditto.
10768 (define_split: indir_to_reg_split, unnamed): Ditto.
10770 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10772 PR tree-optimization/30975
10773 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10776 2007-02-18 Eric Christopher <echristo@gmail.com>
10778 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10779 Remove use of arglist.
10780 (mips_expand_builtin): Remove use of arglist, pass in expr.
10781 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10782 (mips_expand_builtin_movtf): Ditto.
10783 (mips_expand_builtin_compare): Ditto.
10785 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10787 * tree-sra.c (sra_build_assignment): Replace assertion
10788 checking with a comment explaining why it can't be done.
10790 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10792 PR middle-end/30833
10793 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10794 during CALL_EXPR representation conversion.
10795 * tree-ssa-propagate.c (set_rhs): Likewise.
10797 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10799 * tree-sra.c (sra_build_assignment): Disable assertion checking
10802 2007-02-18 Roger Sayle <roger@eyesopen.com>
10804 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10805 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10806 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10808 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10809 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10810 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10811 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10812 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10813 force_gimple_operand): Likewise.
10814 * ipa-cp.c (constant_val_insert): Likewise.
10815 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10816 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10817 perfect_nestify): Likewise.
10818 * langhooks.c (lhd_omp_assignment): Likewise.
10819 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10820 lower_copyprivate_clauses, lower_send_clauses,
10821 lower_send_shared_vars, expand_parallel_call,
10822 expand_omp_for_generic, expand_omp_for_static_nochunk,
10823 expand_omp_for_static_chunk, expand_omp_sections,
10824 lower_omp_single_copy, lower_omp_for_lastprivate,
10825 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10826 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10827 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10830 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10832 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10833 config/sh/sh.md: Follow spelling conventions.
10835 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10836 config/frv/predicates.md: Follow spelling conventions.
10838 * config/m68k/linux-unwind.h: Fix a comment typo.
10839 * target.h: Follow spelling conventions.
10841 2007-02-18 Roger Sayle <roger@eyesopen.com>
10843 PR rtl-optimization/28173
10844 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10845 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10846 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10847 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10848 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10850 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10852 * builtins.c (fold_builtin_load_exponent): New.
10853 (fold_builtin_2): Use it.
10855 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10857 PR rtl-optimization/30773
10858 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10859 if we fail to attach a REG_EQUIV note.
10861 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10862 Roger Sayle <roger@eyesopen.com>
10864 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10866 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10868 * calls.c (initialize_argument_information): Pass original EXP
10869 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10870 code to split complex arguments here, as part of initializing the
10872 (expand_call): Remove code that builds a list of arguments and
10873 inserts implicit arguments into it. Instead, just count how many
10874 implicit arguments there will be so we can determine the size of
10875 the ARGS array, and let initialize_argument_information do the work.
10876 (split_complex_values): Delete unused function.
10878 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10880 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10882 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10884 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10885 for arg pointer based indexed addressing.
10887 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10889 * config/ia64/ia64.h, config/ia64/ia64.md,
10890 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10891 spelling conventions.
10893 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10895 * config/m68k/m68k.c (split_di): New.
10896 * config/m68k/m68k-protos.h: Declare split_di.
10897 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10898 Improve predicate handling and split constant shifts.
10900 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10902 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10903 parameter for register bitfield operations, general predicates
10906 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10908 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10909 * config/m68k/linux-unwind.h: New file.
10911 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10913 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10914 config/i386/athlon.md, config/ia64/ia64.md,
10915 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10916 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10917 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10918 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10919 tree-vect-transform.c: Fix comment typos.
10921 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10923 * sched-deps.c (find_insn_list): Remove.
10924 * sched-int.h: Remove the prototype for find_insn_list.
10926 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10928 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10930 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10931 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10932 darwin_rs6000_override_options.
10933 (C_COMMON_OVERRIDE_OPTIONS): Expect
10934 darwin_macosx_version_min to be non-NULL always.
10935 (TARGET_C99_FUNCTIONS): Likewise.
10936 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10937 (DARWIN_MINVERSION_SPEC): New.
10938 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10939 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10941 (DARWIN_MINVERSION_SPEC): New.
10942 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10944 * config/darwin-c.c (darwin_cpp_builtins): Expect
10945 darwin_macosx_version_min to be non-NULL always.
10947 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10949 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
10951 * config/i386/i386.h (x86_use_xchgb): New.
10952 (TARGET_USE_XCHGB): New macro.
10953 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
10954 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
10955 Split after reload into bswaphi for shifts of 8.
10956 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
10957 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
10958 or when optimizing for size.
10960 2007-02-16 Richard Guenther <rguenther@suse.de>
10961 Christian Bruel <christian.bruel@st.com>
10963 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10964 DECLs but prefer SSA_NAMEs over DECLs.
10966 2007-02-16 Richard Guenther <rguenther@suse.de>
10968 * tree-flow-inline.h (single_imm_use_p): Remove.
10969 (zero_imm_uses_p): Likewise.
10970 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
10971 instead of single_imm_use_p.
10972 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
10975 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10978 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
10979 nested double- and backquotes.
10981 2007-02-15 Roger Sayle <roger@eyesopen.com>
10983 PR middle-end/30391
10984 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
10985 should be unreachable.
10986 (build2_stat): Allow construction of MODIFY_EXPR at any time.
10987 For the time being redirect GIMPLE_MODIFY_STMT to the new
10988 (renamed) build_gimple_modify_stmt_stat.
10989 (build2_gimple_stat): Rename to...
10990 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
10991 Always build a GIMPLE_MODIFY_STMT node.
10992 * tree.h (build2_gimple, build2_gimple_stat): Delete.
10993 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
10996 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
10997 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
10998 * tree-complex.c (set_component_ssa_name, expand_complex_move,
10999 expand_complex_div_wide): Likewise.
11000 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11001 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11002 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11003 * tree-ssa-loop-manip.c (create_iv): Likewise.
11004 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11005 abs_replacement): Likewise.
11006 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11007 realify_fake_stores): Likewise.
11009 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11010 node rather than a GIMPLE_MODIFY_STMT node.
11011 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11012 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11014 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11015 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11016 GIMPLE_MODIFY_STMT.
11018 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11020 PR middle-end/30433
11021 * fold-const.c (fold_comparison): Add back the
11022 folding of constant complex comparisions.
11024 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11026 PR middle-end/30729
11027 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11028 effects unknown to this function, return early.
11030 2007-02-15 Ian Lance Taylor <iant@google.com>
11032 * lower-subreg.c (move_eh_region_note): New static function.
11033 (resolve_simple_move): Call it.
11034 (decompose_multiword_subregs): Track blocks for which we resolve a
11035 simple move which is also a control flow insn. Pass them to
11036 find_many_sub_basic_blocks.
11037 (pass_lower_subreg): Add TODO_verify_flow.
11038 (pass_lower_subreg2): Likewise.
11040 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11041 Brooks Moses <brooks.moses@codesourcery.com>
11042 Lee Millward <lee.millward@codesourcery.com>
11044 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11045 (VL_EXP_CLASS_P): New.
11046 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11048 (TREE_OPERAND_CHECK_CODE): Likewise.
11049 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11050 (TREE_RTL_OPERAND_CHECK): Likewise.
11051 (tree_operand_check_failed): Make second parameter the whole tree
11052 instead of its code. Fixed callers.
11053 (VL_EXP_CHECK): New.
11054 (TREE_OPERAND_LENGTH): New.
11055 (VL_EXP_OPERAND_LENGTH): New.
11056 (CALL_EXPR_FN): New.
11057 (CALL_EXPR_STATIC_CHAIN): New.
11058 (CALL_EXPR_ARGS): New.
11059 (CALL_EXPR_ARG): New.
11060 (call_expr_nargs): New.
11061 (CALL_EXPR_ARGP): New.
11062 (build_nt_call_list): Declare.
11063 (build_vl_exp_stat): Declare.
11064 (build_vl_exp): New.
11065 (build_call_list): Declare.
11066 (build_call_nary): Declare.
11067 (build_call_valist): Declare.
11068 (build_call_array): Declare.
11069 (call_expr_arg): Declare.
11070 (call_expr_argp): Declare.
11071 (call_expr_arglist): Declare.
11072 (fold_build_call_list): Declare.
11073 (fold_build_call_list_initializer): Declare.
11074 (fold_call_expr): Declare to replace fold_builtin.
11075 (fold_builtin_fputs): Update to agree with modified definition.
11076 (fold_builtin_strcpy): Likewise.
11077 (fold_builtin_strncpy): Likewise.
11078 (fold_builtin_memory_chk): Likewise.
11079 (fold_builtin_stxcpy_chk): Likewise.
11080 (fold_builtin_strncpy_chk): Likewise.
11081 (fold_builtin_next_arg): Likewise.
11082 (fold_build_call_expr): Declare.
11083 (fold_builtin_call_list): Declare.
11084 (fold_builtin_call_valist): Declare.
11085 (build_call_expr): Declare.
11086 (validate_arglist): Update to agree with modified definition.
11087 (tree_operand_length): New.
11088 (call_expr_arg_iterator): New.
11089 (init_call_expr_arg_iterator): New.
11090 (next_call_expr_arg): New.
11091 (first_call_expr_arg): New.
11092 (more_call_expr_args_p): New.
11093 (FOR_EACH_CALL_EXPR_ARG): New.
11095 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11096 and tcc_gimple_stmt.
11097 (tree_code_size): Update documentation. Use sizeof (tree) rather
11098 than sizeof (char *).
11099 (tree_size): Likewise. Add case for tcc_vl_exp.
11100 (tree_node_structure): Add case for tcc_vl_exp.
11101 (contains_placeholder_p): Likewise.
11102 (substitute_in_expr): Likewise.
11103 (substitute_placeholder_in_expr): Likewise.
11104 (stabilize_reference_1): Likewise.
11105 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11106 to diagnose breakage of this interface for constructing CALL_EXPRs.
11107 (build_nt): Add similar assertion here.
11108 (build_nt_call_list): New.
11109 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11110 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11112 (get_callee_fndecl): Use new CALL_EXPR accessors.
11113 (tree_operand_check_failed): Change parameters to pass entire node
11114 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11115 (process_call_operands): New.
11116 (build_vl_exp_stat): New.
11117 (build_call_list): New.
11118 (build_call_nary): New.
11119 (build_call_valist): New.
11120 (build_call_array): New.
11121 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11122 (call_expr_arglist): New.
11124 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11125 tcc_vl_exp instead of a fixed-size tcc_expression.
11127 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11128 accessors for CALL_EXPRs.
11129 (AGGR_INIT_EXPR): Likewise.
11131 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11132 Brooks Moses <brooks.moses@codesourcery.com>
11133 Lee Millward <lee.millward@codesourcery.com>
11135 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11136 (expand_builtin_nonlocal_goto): Change parameter to be entire
11137 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11138 (expand_builtin_prefetch): Likewise.
11139 (expand_builtin_classify_type): Likewise.
11140 (mathfn_built_in): Return NULL_TREE instead of 0.
11141 (expand_errno_check): Use new CALL_EXPR accessors.
11142 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11143 Return NULL_RTX instead of 0.
11144 (expand_builtin_mathfn_2): Likewise.
11145 (expand_builtin_mathfn_3): Likewise.
11146 (expand_builtin_interclass_mathfn): Likewise.
11147 (expand_builtin_sincos): Likewise.
11148 (expand_builtin_cexpi): Likewise.
11149 (expand_builtin_int_roundingfn): Likewise.
11150 (expand_builtin_int_roundingfn_2): Likewise.
11151 (expand_builtin_pow): Likewise.
11152 (expand_builtin_powi): Likewise.
11153 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11154 of arglist, fixing callers appropriately. Use new CALL_EXPR
11155 accessors and constructors. Return NULL_RTX instead of 0.
11156 (expand_builtin_strstr): Likewise.
11157 (expand_builtin_strchr): Likewise.
11158 (expand_builtin_strrchr): Likewise.
11159 (expand_builtin_strpbrk): Likewise.
11160 (expand_builtin_memcpy): Likewise.
11161 (expand_builtin_mempcpy): Likewise.
11162 (expand_builtin_mempcpy_args): New.
11163 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11164 (expand_builtin_memmove_args): New.
11165 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11166 (expand_movstr): Likewise.
11167 (expand_builtin_strcpy): Likewise.
11168 (expand_builtin_strcpy_args): New.
11169 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11170 (expand_builtin_strncpy): Likewise.
11171 (expand_builtin_memset): Likewise.
11172 (expand_builtin_memset_args): New.
11173 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11174 (expand_builtin_memcmp): Likewise.
11175 (expand_builtin_strcmp): Likewise.
11176 (expand_builtin_strncmp): Likewise.
11177 (expand_builtin_strcat): Likewise.
11178 (expand_builtin_strncat): Likewise.
11179 (expand_builtin_strspn): Likewise.
11180 (expand_builtin_strcspn): Likewise.
11181 (expand_builtin_args_info): Likewise.
11182 (expand_builtin_va_start): Likewise.
11183 (gimplify_va_arg_expr): Likewise.
11184 (expand_builtin_va_end): Likewise.
11185 (expand_builtin_va_copy): Likewise.
11186 (expand_builtin_frame_address): Likewise.
11187 (expand_builtin_alloca): Likewise.
11188 (expand_builtin_bswap): Likewise.
11189 (expand_builtin_unop): Likewise.
11190 (expand_builtin_fputs): Likewise.
11191 (expand_builtin_expect): Likewise.
11192 (expand_builtin_fabs): Likewise.
11193 (expand_builtin_copysign): Likewise.
11194 (expand_builtin_printf): Likewise.
11195 (expand_builtin_fprintf): Likewise.
11196 (expand_builtin_sprintf): Likewise.
11197 (expand_builtin_init_trampoline): Likewise.
11198 (expand_builtin_signbit): Likewise.
11199 (expand_builtin_fork_or_exec): Likewise.
11200 (expand_builtin_sync_operation): Likewise.
11201 (expand_builtin_compare_and_swap): Likewise.
11202 (expand_builtin_lock_test_and_set): Likewise.
11203 (expand_builtin_lock_release): Likewise.
11204 (expand_builtin): Likewise.
11205 (builtin_mathfn_code): Likewise.
11207 (fold_builtin_constant_p): Pass call arguments individually instead
11208 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11209 accessors and constructors. Return NULL_TREE instead of 0.
11210 (fold_builtin_expect): Likewise.
11211 (fold_builtin_classify_type): Likewise.
11212 (fold_builtin_strlen): Likewise.
11213 (fold_builtin_nan): Likewise.
11214 (integer_valued_real_p): Likewise.
11215 (fold_trunc_transparent_mathfn): Likewise.
11216 (fold_fixed_mathfn): Likewise.
11217 (fold_builtin_cabs): Likewise.
11218 (fold_builtin_sqrt): Likewise.
11219 (fold_builtin_cbrt): Likewise.
11220 (fold_builtin_cos): Likewise.
11221 (fold_builtin_cosh): Likewise.
11222 (fold_builtin_tan): Likewise.
11223 (fold_builtin_sincos): Likewise.
11224 (fold_builtin_cexp): Likewise.
11225 (fold_builtin_trunc): Likewise.
11226 (fold_builtin_floor): Likewise.
11227 (fold_builtin_ceil): Likewise.
11228 (fold_builtin_round): Likewise.
11229 (fold_builtin_int_roundingfn): Likewise.
11230 (fold_builtin_bitop): Likewise.
11231 (fold_builtin_bswap): Likewise.
11232 (fold_builtin_logarithm): Likewise.
11233 (fold_builtin_hypot): Likewise.
11234 (fold_builtin_pow): Likewise.
11235 (fold_builtin_powi): Likewise.
11236 (fold_builtin_exponent): Likewise.
11237 (fold_builtin_memset): Likewise.
11238 (fold_builtin_bzero): Likewise.
11239 (fold_builtin_memory_op): Likewise.
11240 (fold_builtin_bcopy): Deleted; call site changed to invoke
11241 fold_builtin_memory_op directly.
11242 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11243 (fold_builtin_strncpy): Likewise.
11244 (fold_builtin_memcmp): Likewise.
11245 (fold_builtin_strcmp): Likewise.
11246 (fold_builtin_strncmp): Likewise.
11247 (fold_builtin_signbit): Likewise.
11248 (fold_builtin_copysign): Likewise.
11249 (fold_builtin_isascii): Likewise.
11250 (fold_builtin_toascii): Likewise.
11251 (fold_builtin_isdigit): Likewise.
11252 (fold_builtin_fabs): Likewise.
11253 (fold_builtin_abs): Likewise.
11254 (fold_builtin_fmin_fmax): Likewise.
11255 (fold_builtin_carg): Likewise.
11256 (fold_builtin_classify): Likewise.
11257 (fold_builtin_unordered_cmp): Likewise.
11259 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11260 New functions split out from fold_builtin_1.
11261 (fold_builtin_n): New.
11262 (fold_builtin_varargs): New.
11263 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11265 (fold_call_expr): New.
11266 (build_function_call_expr): Rewrite to use new helper function.
11267 (fold_builtin_call_list): New.
11268 (build_call_expr): New.
11269 (fold_builtin_call_valist): New.
11270 (rewrite_call_expr): New.
11271 (validate_arg): New.
11272 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11273 of an arglist. Change return type to bool. Use new CALL_EXPR
11276 (fold_builtin_strstr): Pass call arguments individually instead
11277 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11278 accessors and constructors. Return NULL_TREE instead of 0.
11279 (fold_builtin_strchr): Likewise.
11280 (fold_builtin_strrchr): Likewise.
11281 (fold_builtin_strpbrk): Likewise.
11282 (fold_builtin_strcat): Likewise.
11283 (fold_builtin_strncat): Likewise.
11284 (fold_builtin_strspn): Likewise.
11285 (fold_builtin_strcspn): Likewise.
11286 (fold_builtin_fputs): Likewise.
11287 (fold_builtin_next_arg): Likewise.
11288 (fold_builtin_sprintf): Likewise.
11290 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11291 NULL_RTX instead of 0.
11292 (expand_builtin_memory_chk): Likewise.
11293 (maybe_emit_chk_warning): Likewise.
11294 (maybe_emit_sprintf_chk_warning): Likewise.
11296 (fold_builtin_object_size): Pass call arguments individually instead
11297 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11298 accessors and constructors. Return NULL_TREE instead of 0.
11299 (fold_builtin_memory_chk): Likewise.
11300 (fold_builtin_stxcpy_chk): Likewise.
11301 (fold_builtin_strncpy_chk): Likewise.
11302 (fold_builtin_strcat_chk): Likewise.
11303 (fold_builtin_strcat_chk): Likewise.
11304 (fold_builtin_strncat_chk): Likewise.
11305 (fold_builtin_sprintf_chk): Likewise.
11306 (fold_builtin_snprintf_chk): Likewise.
11307 (fold_builtin_printf): Likewise.
11308 (fold_builtin_vprintf): Likewise.
11310 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11312 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11313 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11314 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11315 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11316 (fold_unary): Likewise.
11317 (fold_binary): Likewise.
11318 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11319 ternary expressions.
11320 (fold): Add logic for tcc_vl_exp.
11321 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11322 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11323 (fold_build3_stat): Add assertion to flag broken interface for
11324 constructing CALL_EXPRs.
11325 (fold_build_call_list): New.
11326 (fold_build_call_list_initializer): New.
11327 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11329 (fold_strip_sign_ops): Likewise.
11331 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11332 Brooks Moses <brooks.moses@codesourcery.com>
11333 Lee Millward <lee.millward@codesourcery.com>
11335 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11336 accessors and dump arguments explicitly.
11338 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11340 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11342 (print_call_name): Use new CALL_EXPR accessors.
11344 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11345 CALL_EXPR arguments explicitly instead of as a list. Use
11346 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11348 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11349 (vrp_visit_stmt): Likewise.
11351 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11352 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11354 (force_move_till_expr): Likewise.
11356 * targhooks.c (default_external_stack_protect_fail): Use
11357 build_call_expr instead of build_function_call_expr.
11358 (default_hidden_stack_protect_fail): Likewise.
11360 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11363 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11364 and walk arguments explicitly.
11366 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11367 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11368 (expand_simple_operations): Likewise.
11369 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11371 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11372 of TREE_CODE_LENGTH.
11373 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11375 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11376 instead of TREE_CODE_LENGTH.
11378 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11379 (tree_ic_transform): Likewise.
11380 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11381 parameter instead of arglist. Fix callers.
11382 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11383 (tree_stringops_transform): Likewise.
11384 (tree_indirect_call_to_profile): Likewise.
11385 (tree_stringops_values_to_profile): Likewise.
11387 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11388 (eliminate_tail_call): Likewise.
11390 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11392 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11393 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11395 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11397 * omp-low.c (build_omp_barrier): Use build_call_expr.
11398 (lower_rec_input_clauses): Likewise.
11399 (lower_reduction_clauses): Likewise.
11400 (expand_parallel_call): Likewise.
11401 (maybe_catch_exception): Likewise.
11402 (expand_omp_for_generic): Likewise.
11403 (expand_omp_for_static_nochunk): Likewise.
11404 (expand_omp_sections): Likewise.
11405 (lower_omp_single_simple): Likewise.
11406 (lower_omp_single_copy): Likewise.
11407 (lower_omp_master): Likewise.
11408 (lower_omp_ordered): Likewise.
11409 (lower_omp_critical): Likewise.
11411 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11412 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11414 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11415 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11416 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11418 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11419 and generalize to handle any number of operands.
11420 (chrec_contains_undetermined): Likewise.
11421 (tree_contains_chrecs): Likewise.
11422 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11424 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11426 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11427 fold_call_expr instead of fold_builtin.
11428 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11429 match declarations there.
11430 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11433 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11434 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11436 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11437 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11439 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11442 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11443 (execute_cse_sincos): Use new CALL_EXPR accessors.
11445 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11447 * gimple-low.c (lower_function_body): Use build_call_expr.
11448 (lower_builtin_setjmp): Likewise.
11450 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11451 (set_storage_via_libcall): Likewise.
11452 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11453 instead of TREE_CODE_LENGTH.
11454 (expand_expr_real_1): Use new CALL_EXPR accessors.
11456 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11457 generalize to handle any number of operands.
11458 (TB_parent_eq): Likewise.
11460 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11461 (strip_builtin_expect): Likewise.
11463 * function.c (gimplify_parameters): Use build_call_expr.
11465 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11466 instead of TREE_CODE_LENGTH.
11468 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11469 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11471 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11474 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11475 (gimplify_decl_expr): Likewise.
11476 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11477 Use new CALL_EXPR iterators.
11478 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11479 (gimplify_modify_expr_to_memset): Likewise.
11480 (gimplify_variable_sized_compare): Likewise.
11481 (gimplify_omp_atomic_fetch_op): Likewise.
11482 (gimplify_omp_atomic_pipeline): Likewise.
11483 (gimplify_omp_atomic_mutex): Likewise.
11484 (gimplify_function_tree): Likewise.
11486 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11487 (call_expr_flags): Likewise.
11488 (expand_call): Likewise.
11490 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11491 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11494 * coverage.c (create_coverage): Use build_call_expr.
11496 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11497 (temp_call_expr_obstack): New.
11498 (pool_copy_list): Delete.
11499 (temp_copy_call_expr): New.
11500 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11501 CALL_EXPR accessors. Get rid of special goo for copying argument
11502 lists and use temp_copy_call_expr instead.
11503 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11504 CALL_EXPR accessors.
11505 (create_expression_by_pieces): Likewise. Use build_call_array
11506 to construct the result instead of fold_build3.
11507 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11508 dealing with argument lists.
11509 (init_pre): Remove references to expression_node_pool and
11510 list_node_pool. Init temp_call_expr_obstack instead.
11511 (fini_pre): Remove references to expression_node_pool and
11514 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11515 and walk arguments explicitly instead of as a list.
11517 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11518 (mx_register_decls): Likewise.
11519 (mudflap_register_call): Likewise.
11520 (mudflap_finish_file): Likewise.
11522 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11523 (ipa_callsite_compute_param): Likewise.
11525 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11526 accessors and constructor.
11528 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11529 accessors and constructor.
11530 (convert_tramp_reference): Likewise.
11531 (convert_call_expr): Likewise.
11532 (finalize_nesting_tree_1): Likewise.
11534 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11537 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11539 * tree-inline.c (initialize_inlined_parameters): Pass entire
11540 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11542 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11543 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11545 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11546 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11547 (vectorizable_reduction): Likewise.
11548 (vectorizable_call): Use new CALL_EXPR iterators.
11549 (vectorizable_conversion): Use build_call_expr.
11550 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11551 (vect_gen_widened_results_half): Use build_call_expr.
11552 (vect_setup_realignment): Likewise.
11553 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11555 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11556 (pass_through_call): Likewise.
11557 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11560 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11561 (tree_gen_pow2_profiler): Likewise.
11562 (tree_gen_one_value_profiler): Likewise.
11563 (tree_gen_ic_func_profiler): Likewise.
11564 (tree_gen_average_profiler): Likewise.
11565 (tree_gen_ior_profiler): Likewise.
11567 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11568 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11569 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11571 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11572 of TREE_CODE_LENGTH.
11574 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11575 of TREE_CODE_LENGTH.
11577 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11579 (convert_to_integer): Likewise.
11581 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11584 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11585 Brooks Moses <brooks.moses@codesourcery.com>
11586 Lee Millward <lee.millward@codesourcery.com>
11588 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11590 * config/frv/frv.c (frv_expand_builtin): Likewise.
11591 * config/s390/s390.c (s390_expand_builtin): Likewise.
11593 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11594 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11596 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11597 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11598 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11599 (ix86_expand_store_builtin): Likewise.
11600 (ix86_expand_unop_builtin): Likewise.
11601 (ix86_expand_unop1_builtin): Likewise.
11602 (ix86_expand_sse_compare): Likewise.
11603 (ix86_expand_sse_comi): Likewise.
11604 (ix86_expand_vec_init_builtin): Likewise.
11605 (ix86_expand_vec_ext_builtin): Likewise.
11606 (ix86_expand_vec_set_builtin): Likewise.
11607 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11609 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11610 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11612 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11613 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11614 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11616 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11618 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11619 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11620 arglist. Use new CALL_EXPR accessors. Fix callers.
11621 (altivec_expand_abs_builtin): Likewise.
11622 (rs6000_expand_binop_builtin): Likewise.
11623 (altivec_expand_predicate_builtin): Likewise.
11624 (altivec_expand_lv_builtin): Likewise.
11625 (spe_expand_stv_builtin): Likewise.
11626 (altivec_expand_stv_builtin): Likewise.
11627 (rs6000_expand_ternop_builtin): Likewise.
11628 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11629 (altivec_expand_st_builtin): Likewise.
11630 (altivec_expand_dst_builtin): Likewise.
11631 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11632 arglist. Use new CALL_EXPR accessors. Fix callers.
11633 (altivec_expand_vec_set_builtin): Likewise.
11634 (altivec_expand_vec_ext_builtin): Likewise.
11635 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11636 (spe_expand_builtin): Likewise.
11637 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11638 arglist. Use new CALL_EXPR accessors. Fix callers.
11639 (spe_expand_evsel_builtin): Likewise.
11640 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11641 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11643 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11644 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11645 (arm_expand_unop_builtin): Likewise.
11646 (arm_expand_builtin): Use new CALL_EXPR accessors.
11648 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11651 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11652 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11653 (bfin_expand_unop_builtin): Likewise.
11654 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11656 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11657 Brooks Moses <brooks.moses@codesourcery.com>
11658 Lee Millward <lee.millward@codesourcery.com>
11660 * c-semantics.c (build_stmt): Add internal diagnostic check.
11662 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11663 accessors. Print arguments explicitly instead of as a list.
11665 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11667 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11668 (c_finish_omp_flish): Likewise.
11670 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11671 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11672 instead of TREE_CODE_LENGTH.
11673 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11674 (c_warn_unused_result): Likewise.
11676 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11679 * doc/invoke.texi (Warning Options): Remove
11680 -Werror-implicit-function-declaration.
11681 (Wimplicit-function-declaration): Update description.
11682 * opts.c (common_handle_option): Move handling of -Werror=* to...
11683 (enable_warning_as_error): ...here.
11684 * opts.h (enable_warning_as_error): Declare.
11685 * c-decl.c (implicit_decl_warning): Unless
11686 -Wno-implicit-function-declaration is given, emit a pedwarn if
11687 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11688 * c.opt (Wimplicit-function-declaration): Replace
11689 mesg_implicit_function_declaration with
11690 warn_implicit_function_declaration.
11691 * c-opts.c (c_common_handle_option):
11692 -Werror-implicit-function-declaration is exactly equal as
11693 -Werror=implicit-function-declaration.
11694 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11695 warn_implicit_function_declaration.
11696 (c_common_post_options): -Wimplict-function-declaration is enabled
11697 by default by -std=c99, otherwise is disabled by default.
11698 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11700 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11702 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11703 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11704 former is ignored but not the latter.
11706 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11708 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11709 is made and the reference doesn't use the alias set of its type,
11710 do not create the temporary using that type.
11712 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11714 * jump.c: Remove prototypes for delete_computation and
11715 delete_prior_computation.
11717 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11719 * jump.c (get_label_after): Delete.
11720 (get_label_before, delete_computation, delete_jump,
11721 delete_prior_computation, follow_jumps): Move...
11722 * reorg.c (delete_computation, delete_prior_computation): ... here...
11723 (get_label_before, delete_jump): ... making these static ...
11724 (follow_jumps): ... and simplifying this since it only runs after
11726 * rtl.h (get_label_after, get_label_before, delete_jump,
11727 follow_jumps): Delete prototypes.
11729 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11731 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11733 2007-02-15 Nick Clifton <nickc@redhat.com>
11735 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11736 order to prevent it from being munged by the target.
11738 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11740 * config/i386/i386.md: Remove misleading comment.
11742 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11744 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11745 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11748 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11750 * tree-sra.c (instantiate_missing_elements): Canonicalize
11752 (sra_build_assignment): New.
11753 (generate_copy_inout, generate_element_copy,
11754 generate_element_zero, generate_one_element_init): Use it.
11756 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11758 * tree-sra.c (instantiate_missing_elements): Canonicalize
11760 (sra_build_assignment): New.
11761 (generate_copy_inout, generate_element_copy,
11762 generate_element_zero, generate_one_element_init): Use it.
11764 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11766 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11769 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11771 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11772 types as aggregates not scalars.
11773 * function.c (assign_stack_temp_for_type): Likewise.
11775 2007-02-14 Roger Sayle <roger@eyesopen.com>
11776 Zdenek Dvorak <dvorakz@suse.cz>
11778 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11781 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11783 * passes.c (next_pass_1): Clear the next field of the copied
11786 2007-02-14 Richard Henderson <rth@redhat.com>
11788 * tree-sra.c (early_sra): New.
11789 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11790 (tree_sra_early, pass_sra_early): New.
11791 * tree-pass.h (pass_sra_early): Declare.
11792 * passes.c (init_optimization_passes): Use it.
11794 2007-02-14 Richard Guenther <rguenther@suse.de>
11796 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11798 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11800 PR tree-optimization/30771
11801 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11803 (vect_analyze_operations): Induction phis can now be marked as
11805 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11806 Update documentation accordingly.
11808 2007-02-14 Nick Clifton <nickc@redhat.com>
11810 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11811 most 3 arguments are supported.
11812 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11814 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11816 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11817 Ensure dst->current is valid.
11819 2007-02-13 Paul Brook <paul@codesourcery.com>
11821 * config.gcc: Add arm*-*-uclinux-*eabi.
11822 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11823 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11824 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11825 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11826 (LINK_SPEC): Define.
11827 (LIB_SPEC): Define.
11828 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11830 * config/arm/uclinux-eabi.h: New file.
11831 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11832 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11835 2007-02-13 Ian Lance Taylor <iant@google.com>
11837 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11838 * flags.h (warn_strict_overflow): Declare.
11839 (enum warn_strict_overflow_code): Define.
11840 (issue_strict_overflow_warning): New static inline function.
11841 * opts.c (warn_strict_overflow): New variable.
11842 (common_handle_option): Handle OPT_Wstrict_overflow and
11843 OPT_Wstrict_overflow_.
11844 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11846 * fold-const.c: Include intl.h.
11847 (fold_deferring_overflow_warnings): New static variable.
11848 (fold_deferred_overflow_warning): New static variable.
11849 (fold_deferred_overflow_code): New static variable.
11850 (fold_defer_overflow_warnings): New function.
11851 (fold_undefer_overflow_warnings): New function.
11852 (fold_undefer_and_ignore_overflow_warnings): New function.
11853 (fold_deferring_overflow_warnings_p): New function.
11854 (fold_overflow_warning): New static function.
11855 (make_range): Add strict_overflow_p parameter. Change all
11857 (extract_muldiv, extract_muldiv_1): Likewise.
11858 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11859 tree_expr_nonnegative_p.
11860 (fold_negate_expr): Call fold_overflow_warning.
11861 (fold_range_test): Likewise.
11862 (fold_comparison): Likewise.
11863 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11864 instead of tree_expr_nonnegative_p.
11865 (tree_expr_nonnegative_warnv_p): Rename from
11866 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11867 (tree_expr_nonnegative_p): New function.
11868 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11869 strict_overflow_p parameter.
11870 (tree_expr_nonzero_p): New function.
11871 * passes.c (verify_interpass_invariants): New static function.
11872 (execute_one_pass): Call it.
11873 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11875 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11876 (estimate_numbers_of_iterations): Likewise.
11877 (scev_probably_wraps_p): Likewise.
11878 * tree-ssa-ccp.c: Include "toplev.h".
11879 (evaluate_stmt): Defer fold overflow warnings until we know we are
11881 (struct fold_stmt_r_data): Add stmt field.
11882 (fold_stmt_r): Defer fold overflow warnings until we know we
11884 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11885 (fold_stmt_inplace): Likewise.
11886 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11887 (cleanup_control_expr_graph): Defer fold overflow warnings until
11888 we know we are going to optimize.
11889 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11890 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11892 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11893 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11894 * tree-ssa-loop-manip.c (create_iv): Likewise.
11895 * c-typeck.c (build_conditional_expr): Likewise.
11896 (build_binary_op): Likewise.
11897 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11898 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11899 (extract_range_from_unary_expr): Likewise.
11900 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11901 assuming that signed overflow does not occur.
11902 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11903 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11904 (fold_defer_overflow_warnings): Declare.
11905 (fold_undefer_overflow_warnings): Declare.
11906 (fold_undefer_and_ignore_overflow_warnings): Declare.
11907 (fold_deferring_overflow_warnings_p): Declare.
11908 (tree_expr_nonzero_warnv_p): Declare.
11909 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11910 of warning options.
11911 (Warning Options): Document -Wstrict-overflow.
11912 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11913 (tree-ssa-ccp.o): Likewise.
11914 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11915 (fold-const.o): Depend on intl.h.
11917 2007-02-13 Ian Lance Taylor <iant@google.com>
11919 PR middle-end/30751
11920 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11923 2007-02-13 Stuart Hastings <stuart@apple.com>
11925 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11927 2007-02-13 Richard Henderson <rth@redhat.com>
11929 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11930 handled_component_p before looking for the indirect_ref.
11932 2007-02-13 Richard Henderson <rth@redhat.com>
11934 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11935 remove flags clobber.
11936 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11937 (bswaphi_lowpart): New.
11938 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11939 remove TARGET_BSWAP test. Delete expander of the same name.
11941 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11942 (expand_unop): Use them.
11944 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11946 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11947 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11948 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11949 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
11950 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
11951 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
11952 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
11953 assembler dialect choice from asm templates.
11955 2007-02-12 Richard Henderson <rth@redhat.com>
11957 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
11958 (fixuns_trunc<SSEMODEF>si2): Use it.
11959 * config/i386/sse.md (vec_setv4sf_0): Export.
11960 * config/i386/i386.c (ix86_build_const_vector): Export.
11961 (ix86_split_convert_uns_si_sse): Rename from
11962 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11963 * config/i386/i386-protos.h: Update.
11965 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11968 * c-typeck.c (c_finish_return): Improve warning message.
11970 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11972 * alias.c (find_symbolic_term): Delete unused function.
11974 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
11976 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
11977 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
11978 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
11980 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11982 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
11983 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
11984 the function, temporarily point the debug interface to the null one.
11986 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11988 * dwarf2out.c (round_up_to_align): New static function.
11989 (field_byte_offset): Use it to round the offset.
11991 2007-02-12 Richard Henderson <rth@redhat.com>
11993 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
11994 (inswl_const): Export.
11996 2007-02-12 Richard Henderson <rth@redhat.com>
11998 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
11999 result mode of the libcall, convert back to outmode.
12001 2007-02-12 Roger Sayle <roger@eyesopen.com>
12003 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12004 (bswapdi2): New define_expand to implement 32-bit implementation.
12006 2007-02-12 Nick Clifton <nickc@redhat.com>
12008 * doc/invoke.texi (Overall Options): Document --help=.
12009 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12010 (cc1_options): Pass --help= on to cc1.
12011 (display_help): Add description of --help=.
12012 (process_command): Add code to handle --help=. Allow translated
12013 --help and --target-help switches to be passed on to compiler
12015 (main): Remove unused if statement.
12016 * opts.c (columns): Remove.
12017 (LEFT_COLUMN): Define.
12018 (wrap_help): Add columns argument.
12019 (print_filtered_help): Change parameters to be an include bitmask,
12020 an exclude bitmask, an any bitmask and the column width. Move the
12021 code to display the params list here. Add code to display the
12022 status of options rather than their descriptions if the quiet flag
12024 (print_specific_help): Change parameters to be an include bitmask,
12025 an exclude bitmask and an any bitmask. Move code to look up the
12026 column width here. Decide upon the title for an options listing.
12027 (common_handle_options): Add code to handle --help=. Adapt code
12028 for --help and --target-help to use the revised form of the
12029 print_specific_help function.
12030 (print_help): Delete.
12031 (print_param_help): Delete.
12032 (print_switch): Delete.
12033 * opts.h (cl_lang_count): Add prototype.
12034 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12035 CL_MAX_OPTION_CLASS): New defines.
12036 * optc-gen.awk: Add construction of cl_lang_count.
12037 * c.opt: Add Warning attribute to warning options and Optimization
12038 attribute to optimization options.
12039 * common.opt: Likewise.
12041 Add -fhelp and -ftarget-help as aliases for the transformed --help
12042 and --target-help options.
12043 * opt-functions.awk: Add code to handle Warning and Optimization
12046 2007-02-12 Richard Henderson <rth@redhat.com>
12048 * config/alpha/constraints.md: New file.
12049 * config/alpha/alpha.c: Include tm-constrs.h.
12050 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12051 alpha_extra_constraint): Remove.
12052 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12053 * config/alpha/alpha-protos.h: Update.
12054 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12055 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12056 (EXTRA_CONSTRAINT): Remove.
12057 * config/alpha/alpha.md: Include constraints.md.
12058 (adddi splitter): Use satisfies_constraint_*.
12059 * config/alpha/predicates.md (add_operand): Likewise.
12060 (sext_add_operand, addition_operation): Likewise.
12062 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12064 PR tree-optimization/29145
12065 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12066 in our handling of restrict qualified pointers.
12068 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12071 * doc/invoke.texi (Wunused-value): Update description.
12072 (Wextra): Delete item.
12073 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12074 value of Wunused-value.
12075 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12076 (c_finish_stmt_expr): Don't check extra_warnings.
12077 (emit_side_effect_warnings): The caller is responsible to check
12080 2007-02-11 Roger Sayle <roger@eyesopen.com>
12081 Matt Thomas <matt@3am-software.com>
12083 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12085 2007-02-11 Roger Sayle <roger@eyesopen.com>
12087 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12088 comparisons of POPCOUNT against zero.
12089 (simplify_const_relational_operation): Likewise.
12091 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12093 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12095 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12097 * dwarf2out.c (root_type): Delete unused function.
12099 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12101 * genattrtab.c (contained_in_p): Delete unused function.
12102 (write_expr_attr_cache): Likewise.
12104 2007-02-11 Jan Hubicka <jh@suse.cz>
12106 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12109 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12111 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12112 to add the REG_EQ* note.
12113 * see.c (see_merge_one_use_extension): Likewise.
12114 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12115 turn REG_EQUAL notes into REG_EQUIV notes if the target
12116 register may have more than one set.
12117 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12118 * gcse.c (try_replace_reg): Likewise.
12119 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12120 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12121 more than one REG_EQUIV note.
12122 * reload1.c (gen_reload): Use set_unique_reg_note.
12124 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12126 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12127 (ix86_builtin_conversion): New function.
12129 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12132 * tree.h (DECL_REPLACEABLE_P): New macro.
12133 * except.c (set_nothrow_function_flags): Likewise.
12135 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12136 Ira Rosen <irar@il.ibm.com>
12137 Dorit Nuzman <dorit@il.ibm.com>
12139 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12140 * targhooks.c (default_builtin_vectorized_conversion): New.
12141 * targhooks.h (default_builtin_vectorized_function): New declaration.
12142 * target.h (struct vectorize): Add builtin_conversion field.
12143 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12144 stmt_vec_info_type value.
12145 (vectorizable_conversion): New declaration.
12146 * tree-vect-analyze.c (vect_analyze_operations): Add
12147 vectorizable_conversion call.
12148 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12149 * tree-vect-transform.c (vectorizable_conversion): New function.
12150 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12151 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12153 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12154 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12155 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12156 or ALTIVEC_BUILTIN_VCFSX.
12158 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12161 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12162 CONST_DOUBLE and operand 0 is a hard register.
12163 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12164 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12165 is a hard floating-point register.
12167 2007-02-10 Richard Henderson <rth@redhat.com>
12168 Jakub Jelinek <jakub@redhat.com>
12169 Alexandre Oliva <aoliva@redhat.com>
12171 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12172 * builtin-types.def (BT_WORD): Make unsigned.
12173 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12174 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12175 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12176 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12177 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12178 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12180 * expr.c (emutls_var_address): New.
12181 (expand_expr_real_1): Expand emulated tls.
12182 (expand_expr_addr_expr_1): Likewise.
12183 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12184 * output.h (emutls_finish): Declare.
12185 * toplev.c (compile_file): Call it.
12186 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12187 address before wrapping in CONST.
12188 * varasm.c (emutls_htab, emutls_object_type): New.
12189 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12190 (get_emutls_object_name, get_emutls_object_type): New.
12191 (get_emutls_init_templ_addr, emutls_decl): New.
12192 (emutls_common_1, emutls_finish): New.
12193 (assemble_variable): When emulating tls, swap decls; generate
12194 constructor for the emutls objects.
12195 (do_assemble_alias): When emulating tls, swap decl and target name.
12196 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12198 * varpool.c (decide_is_variable_needed): Look at force_output.
12199 Recurse for emulated tls.
12200 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12201 with decide_is_variable_needed.
12202 * emutls.c: New file.
12203 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12204 tls_object for real tls.
12206 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12208 PR rtl-optimization/29599
12209 * reload1.c (eliminate_regs_in_insn): Take the destination
12210 mode into account when computing the offset.
12212 2007-02-09 Stuart Hastings <stuart@apple.com>
12213 Richard Henderson <rth@redhat.com>
12215 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12216 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12217 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12218 fixuns_truncdfhi2): New.
12219 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12220 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12221 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12222 (floatunssidf2): Allow nonimmediate source.
12223 * config/i386/sse.md (movdi_to_sse): New.
12224 (vec_concatv2di): Drop '*'.
12225 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12226 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12227 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12229 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12230 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12231 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12232 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12233 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12234 ix86_build_const_vector.
12235 (x86_emit_floatuns): Rewrite.
12237 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12239 * genautomata.c (longest_path_length): Delete unused function.
12240 (struct state): Delete unused longest_path_length.
12241 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12242 (get_free_state): Delete unused.
12244 2007-02-09 Jan Hubicka <jh@suse.cz>
12246 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12247 * doc/invoke.texi (inline-unit-growth): Update default value.
12249 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12250 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12251 (rebuild_cgraph_edges): Likewise.
12252 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12253 (dump_cgraph_node): Dump frequencies.
12254 (cgraph_clone_edge): Add frequency scales.
12255 (cgraph_clone_node): Add freuqnecy.
12256 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12257 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12258 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12259 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12260 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12261 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12262 (save_inline_function_body): Likewise.
12263 * ipa-inline.c: inluce rtl.h
12264 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12265 (cgraph_edge_badness): Use frequencies.
12266 (cgraph_decide_recursive_inlining): Update clonning.
12267 (cgraph_decide_inlining_of_small_function): Dump frequency.
12268 * predict.c (estimate_bb_frequencies): Export.
12269 * predict.h (estimate_bb_frequencies): Declare.
12270 * tree-inline.c (copy_bb): Watch overflows.
12271 (expand_call_inline): Update call of cgraph_create_edge.
12272 (optimize_inline_calls): Use TODO flags to update frequnecies.
12273 * passes.h: Include predict.h
12274 (init_optimization_passes): Move profile ahead.
12275 (execute_function_todo): Handle TODO_rebuild_frequencies.
12277 2007-02-09 Roger Sayle <roger@eyesopen.com>
12279 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12280 the insbl or inswl pattern into a register.
12282 2007-02-09 Roger Sayle <roger@eyesopen.com>
12284 * config/ia64/ia64.md (bswapdi2): New define_insn.
12286 2007-02-09 Richard Henderson <rth@redhat.com>
12288 * config/i386/constraints.md (Ym): New constraint.
12289 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12290 (movdi_1_rex64): Split sse and xmm general register moves from
12291 memory move alternatives. Use conditional register constraints.
12292 (movsf_1, movdf_integer): Likewise.
12293 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12294 (movdf_integer_rex64): New.
12295 (pushsf_rex64): Fix output constraints.
12296 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12297 (sse2_stored): Likewise.
12298 (sse2_storeq_rex64): New.
12299 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12300 amd and not generic.
12301 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12302 for optimize_size. Remove SF/DFmode hack.
12304 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12306 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12309 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12310 Richard Sandiford <richard@codesourcery.com>
12312 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12313 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12314 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12315 m68k/t-mlib to tmake_file.
12316 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12317 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12318 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12319 Allow it to be cf or m68k. Set m68k_arch_family. If that
12320 variable is not empty, add t-$m68k_arch_family to tmake_file.
12321 Add t-mlibs to tmake_file.
12322 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12323 * config/m68k/t-cf: New file.
12324 * config/m68k/t-m68k: Likewise.
12325 * config/m68k/t-mlibs: Likewise.
12326 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12327 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12328 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12329 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12330 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12332 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12333 (INSTALL_LIBGCC): Delete.
12334 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12335 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12336 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12337 (M68K_MLIB_CPU): Define.
12338 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12339 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12340 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12342 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12343 Richard Guenther <rguenther@suse.de>
12345 PR middle-end/23361
12346 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12347 against INT_MIN/INT_MAX.
12348 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12349 file if a loop is removed.
12351 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12353 * calls.c (store_one_arg): Pass correct alignment to
12354 emit_push_insn for non-BLKmode values.
12355 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12356 unaligned stack slot via a suitably aligned slot.
12358 2007-02-08 DJ Delorie <dj@redhat.com>
12360 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12362 (legal_subregs): Use unsigned char, make const.
12363 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12365 2007-02-08 Paul Brook <paul@codesourcery.com>
12367 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12368 special interworking needed.
12370 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12372 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12373 conditional to __SSE2__.
12374 (Entries below should have been added to first ChangeLog
12375 entry for amdfam10 dated 2007-02-05)
12376 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12378 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12380 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12383 2007-02-08 DJ Delorie <dj@redhat.com>
12385 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12386 * config/m32c/m32c.c (legal_subregs): New.
12387 (m32c_illegal_subreg_p): New.
12388 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12389 unsupported subregs of hard regs.
12391 2007-02-08 Jan Hubicka <jh@suse.cz>
12393 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12394 the same one; always update histograms.
12396 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12398 * passes.c (init_optimization_passes): Tidy comment.
12400 2007-02-08 Roger Sayle <roger@eyesopen.com>
12402 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12403 strip zero_extend, bswap and rotates from POCOUNT's argument.
12404 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12405 zero_extend and rotates from PARITY's argument.
12406 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12407 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12408 of an integer constant at compile-time.
12410 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12413 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12415 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12418 * tree-ssa-live.c (remove_unused_locals): Do not remove
12419 TREE_ADDRESSABLE variables.
12420 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12421 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12422 FOR_CLOBBER. Update all users.
12423 If VAR has an associated alias set, add a virtual operand for
12424 it if no alias is found to conflict with the memory reference.
12426 2007-02-07 Jan Hubicka <jh@suse.cz>
12427 Robert Kidd <rkidd@crhc.uiuc.edu>
12429 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12431 2007-02-07 Ian Lance Taylor <iant@google.com>
12433 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12435 2007-02-07 Roger Sayle <roger@eyesopen.com>
12437 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12438 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12439 tablejumpdi, movsi_to_cr_one): Remove constraints from
12440 define_expand's match_operands.
12442 2007-02-07 Roger Sayle <roger@eyesopen.com>
12444 * global.c (compute_regsets): Move declatation of "i" inside of
12445 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12447 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12450 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12451 of INDIRECT_REF <RESULT_DECL>.
12453 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12455 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12456 Kaz Kojima <kkojima@gcc.gnu.org>
12459 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12461 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12463 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12465 * doc/loop.texi: Document possibility not to perform disambiguation
12466 of loops with multiple latches.
12467 * cfgloopmanip.c (alp_enum_p): Removed.
12468 (add_loop): Handle subloops. Use get_loop_body_with_size.
12469 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12470 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12471 the new forwarder block.
12472 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12473 Handle the case latch is NULL.
12474 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12475 when marking loop exits.
12476 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12478 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12479 disambiguate_loops_with_multiple_latches.
12480 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12481 before fix_loop_structure.
12482 * cfgloop.c: Include pointer-set.h and output.h.
12483 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12484 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12485 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12486 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12487 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12488 disambiguate_multiple_latches, get_loop_body_with_size,
12489 disambiguate_loops_with_multiple_latches): New functions.
12490 (flow_loop_dump): Dump multiple latch edges.
12491 (flow_loop_nodes_find): Handle loops with multiple latches.
12492 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12493 (glb_enum_p): Modified.
12494 (get_loop_body): Use get_loop_body_with_size.
12495 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12496 (AVOID_CFG_MODIFICATIONS): New constant.
12497 (disambiguate_loops_with_multiple_latches, add_loop,
12498 get_loop_body_with_size): Declare.
12499 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12501 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12503 PR inline-asm/28686
12504 * global.c (compute_regsets): New function.
12505 (global_alloc): Refactored ELIMINABLE_REGSET
12506 and NO_GLOBAL_ALLOC_REGS computation out.
12507 (rest_of_handle_global_alloc): Call compute_regsets()
12508 for non-optimizing case.
12510 2007-02-06 Richard Henderson <rth@redhat.com>
12512 * config/i386/constraints.md (Y2): Rename from Y.
12513 (Yi): New constraint.
12514 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12515 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12516 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12517 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12518 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12519 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12520 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12521 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12522 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12523 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12524 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12525 vec_extractv2si_1): Change Y constraints to Y2.
12526 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12527 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12528 Change Y constraints to Y2.
12529 (sse2_loadld): Change Y constraints to x.
12531 2007-02-06 Roger Sayle <roger@eyesopen.com>
12533 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12534 (parity<mode>2): New define_expand using rs6000_emit_parity.
12535 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12536 rs6000_emit_parity): New functions.
12537 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12538 rs6000_emit_parity): Prototype here.
12540 2007-02-06 Ian Lance Taylor <iant@google.com>
12542 * lower-subreg.c (simple_move_operand): Reject CONST.
12543 (resolve_clobber): Call validate_change rather than directly
12544 assigning to XEXP (pat, 0).
12546 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12548 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12549 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12550 (tree-cfg.o): Remove hashtab.h dependency.
12552 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12553 (struct ivopts_data): Change niters to pointer_map_t.
12554 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12555 (niter_for_exit): Create pointer_map on demand. Change for
12557 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12558 (free_loop_data): Destroy data->niters if created and reset field.
12559 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12560 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12562 * tree-ssa-reassoc.c: Include pointer-set.h.
12563 (bb_rank): Change to long *.
12564 (operand_rank): Change to pointer_map_t.
12565 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12566 (insert_operand_rank): Accept long.
12567 (operand_entry_hash, operand_entry_eq): Remove.
12568 (get_rank): Return long. Adjust for changes above.
12569 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12571 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12573 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12574 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12575 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12577 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12578 directly since it cannot be NULL.
12579 (get_vi_for_tree): Rewrite for pointer_map API.
12580 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12581 (init_alias_vars): Create vi_for_tree as pointer_map.
12582 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12584 * tree-cfg.c: Don't include hashtab.h.
12585 (edge_to_cases): Declare as pointer_map.
12586 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12588 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12589 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12590 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12592 (record_switch_edge): Delete.
12593 (get_cases_for_edge): Adjust for pointer_map API, inline
12594 record_switch_edge (rewritten for new API), remove goto.
12596 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12598 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12599 * tree-nested.c: Include pointer-set.h.
12600 (var_map_elt, var_map_eq, var_map_hash): Delete.
12601 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12602 to pointer_map_t's.
12603 (nesting_info_bitmap_obstack): New.
12604 (lookup_field_for_decl): Adjust for pointer_map API.
12605 (lookup_tramp_for_decl): Adjust for pointer_map API.
12606 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12607 (get_local_debug_decl): Adjust for pointer_map API.
12608 (convert_nl_goto_reference): Adjust for pointer_map API.
12609 (convert_nl_goto_receiver): Adjust for pointer_map API.
12610 (create_nesting_tree): Create outside GGC space. Create bitmap on
12611 the new obstack. Create field_map and var_map as pointer_maps.
12612 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12614 (lower_nested_functions): Move root here, no need to NULL it.
12615 Initialize and release the obstack.
12617 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12619 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12620 Remove prototypes and make them non-static.
12621 (struct tree_int_map): Remove.
12622 * tree.h (struct tree_int_map): Move here, turning TO into an
12624 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12626 * tree.h (TREE_COMPLEXITY): Remove.
12627 (struct tree_exp): Remove complexity field.
12628 * tree.c (build1_stat): Don't set it.
12630 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12631 Victor Kaplansky <victork@il.ibm.com>
12633 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12634 (vect_is_simple_reduction): Support reduction with induction as
12635 one of the operands.
12636 (vect_is_simple_iv_evolution): Fix formatting.
12637 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12638 formatting. Don't mark induction phis for vectorization.
12639 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12640 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12641 (vect_get_vec_def_for_operand): Support induction.
12642 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12644 (vectorizable_reduction): Support reduction with induction as one of
12646 (vectorizable_type_demotion): Use def-type of stmt argument rather
12647 than dummy def-type.
12649 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12650 flag_tree_scev_cprop.
12651 * common.opt (tree-scev-cprop): New flag.
12653 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12654 call to vect_get_new_vect_var.
12656 2007-02-06 Ira Rosen <irar@il.ibm.com>
12658 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12659 vectype is not NULL.
12660 (vect_pattern_recog_1): Likewise.
12662 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12664 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12665 (fold_negate_expr): Likewise.
12667 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12670 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12671 even if cv-qualification is the same.
12673 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12675 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12676 __enable_execute_stack on completion.
12678 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12680 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12681 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12682 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12683 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12684 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12685 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12686 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12687 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12689 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12691 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12692 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12693 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12694 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12695 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12696 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12697 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12698 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12699 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12700 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12701 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12702 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12703 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12704 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12705 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12706 sqrtextenddfxf2_i387): Added amdfam10_decode.
12708 * config/i386/athlon.md (athlon_idirect_amdfam10,
12709 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12710 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12711 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12712 athlon_ivector_store_amdfam10): New define_insn_reservation.
12713 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12716 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12718 * config/i386/athlon.md (athlon_call_amdfam10,
12719 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12720 define_insn_reservation.
12721 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12722 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12723 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12725 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12727 * config/i386/athlon.md (athlon_sseld_amdfam10,
12728 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12729 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12731 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12733 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12734 define_insn_reservation.
12735 * config/i386/i386.md (sseins): Added sseins to define_attr type
12736 and define_attr unit.
12737 * config/i386/sse.md: Set type attribute to sseins for insertq
12740 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12742 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12743 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12744 ssecomi_load_amdfam10, ssecomi_amdfam10,
12745 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12746 define_insn_reservation.
12747 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12749 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12751 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12752 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12753 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12754 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12755 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12756 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12757 define_insn_reservation.
12759 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12760 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12761 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12762 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12763 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12765 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12767 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12768 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12769 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12770 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12771 athlon_ssemul_load_k8): Added amdfam10.
12773 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12775 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12776 (x86_sse_unaligned_move_optimal): New variable.
12778 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12780 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12781 for unaligned vector SSE double/single precision loads for AMDFAM10.
12783 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12785 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12786 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12787 Define TARGET_CPU_DEFAULT_amdfam10.
12788 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12789 (processor_type): Add PROCESSOR_AMDFAM10.
12791 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12792 processor_type in config/i386/i386.h.
12793 Enable imul peepholes for TARGET_AMDFAM10.
12795 * config.gcc: Add support for --with-cpu option for amdfam10.
12797 * config/i386/i386.c (amdfam10_cost): New variable.
12798 (m_AMDFAM10): New macro.
12799 (m_ATHLON_K8_AMDFAM10): New macro.
12800 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12801 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12802 x86_promote_QImode, x86_integer_DFmode_moves,
12803 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12804 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12805 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12806 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12807 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12808 Enable/disable for amdfam10.
12809 (override_options): Add amdfam10_cost to processor_target_table.
12810 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12811 processor_alias_table.
12812 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12813 (ix86_adjust_cost): Add code for amdfam10.
12815 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12817 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12818 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12819 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12820 * config/i386/i386.h: Add builtin definition for SSE4A.
12821 * config/i386/i386.md: Add support for ABM instructions
12822 (popcnt and lzcnt).
12823 * config/i386/sse.md: Add support for SSE4A instructions
12824 (movntss, movntsd, extrq, insertq).
12825 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12826 Add -march=amdfam10 flag.
12827 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12828 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12830 * doc/extend.texi: Add documentation for SSE4A builtins.
12832 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12834 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12836 2007-02-05 Richard Guenther <rguenther@suse.de>
12838 * tree-vectorizer.h (vectorizable_function): Add argument type
12839 argument, change return type.
12840 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12841 * tree-vect-transform.c (vectorizable_function): Handle extra
12842 argument, return vectorized function decl.
12843 (build_vectorized_function_call): Remove.
12844 (vectorizable_call): Handle calls with result and argument types
12845 differing. Handle loop vectorization factor correctly.
12846 * targhooks.c (default_builtin_vectorized_function): Adjust for
12848 * targhooks.h (default_builtin_vectorized_function): Likewise.
12849 * target.h (builtin_vectorized_function): Add argument type
12851 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12852 extra argument, allow vectorizing of lrintf.
12853 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12854 documentation of target hook.
12856 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12859 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12860 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12861 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12863 2007-02-05 Roger Sayle <roger@eyesopen.com>
12865 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12866 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12867 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12868 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12869 before canonicalizing sincos to cexpi.
12870 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12872 2007-02-05 Roger Sayle <roger@eyesopen.com>
12874 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12875 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12876 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12878 2007-02-05 Roger Sayle <roger@eyesopen.com>
12880 * mips-tfile.c (initialize_init_file): Correct endianness test.
12882 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12884 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12885 the 'y' constraint.
12887 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12889 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12890 saves in a PARALLEL before the register assignments.
12892 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12894 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12895 DWARF_FRAME_RETURN_COLUMN to be a general register.
12896 * dwarf2out.c (init_return_column_size): New function, split from...
12897 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12898 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12899 to be nongeneral registers.
12900 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12902 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12903 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12905 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12907 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12909 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12911 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12912 (remove_path): Use can_remove_branch_p and remove_branch instead
12913 of loop_delete_branch_edge.
12914 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12915 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12916 Update profile using scale_dominated_blocks_in_loop.
12917 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12918 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12919 (can_remove_branch_p, remove_branch): Declare.
12920 * tree-cfg.c (tree_can_remove_branch_p): New function.
12921 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12922 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12923 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12925 2007-02-05 Jan Hubicka <jh@suse.cz>
12927 PR middle-end/30696
12928 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12929 nodes in cgraph, don't remove offline copy of the function.
12931 2007-02-04 Jan Hubicka <jh@suse.cz>
12933 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12934 vectors might cause maybe_lookup_element_for_expr to be called
12935 on non-sra-candidate.
12937 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12939 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12940 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12941 spelling conventions.
12943 2007-02-04 Richard Guenther <rguenther@suse.de>
12945 PR middle-end/30636
12946 * fold-const.c (try_move_mult_to_index): Make sure to not
12947 overflow one dimension of a multi-dimensional array access.
12949 2007-02-04 Jan Hubicka <jh@suse.cz>
12951 * passes.c (init_optimization_passes): Reindent.
12953 2007-02-04 Jan Hubicka <jh@suse.cz>
12954 Eric Botcazou <ebotcazou@adacore.com>
12956 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
12957 (execute_fixup_cfg): Break out the abnormal goto code.
12958 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
12959 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
12960 (optimize_inline_calls): Call make_nonlocal_label_edges.
12962 2007-02-04 Jan Hubicka <jh@suse.cz>
12964 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12965 true when something was changed.
12966 (rename_ssa_copies): When something was changed, do
12967 TODO_remove_unused_locals.
12968 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12969 add TODO_remove_unused_locals when instruction was removed.
12971 2007-02-04 Jan Hubicka <jh@suse.cz>
12973 * ipa-inline.c (try_inline): Improve debug output; work on already
12975 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
12976 call try_inline for already inlined edges too when flattening;
12977 inline also functions that make callee growth but overall unit size
12980 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12982 * config/m32c/bitops.md, config/m32c/jump.md,
12983 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
12984 config/m32r/m32r.h, config/m32r/m32r.md,
12985 config/m32r/predicates.md, config/m68hc11/larith.asm,
12986 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
12987 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
12988 config/mips/mips-protos.h, config/mips/mips.c,
12989 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
12990 config/mn10300/mn10300.h, config/mn10300/predicates.md,
12991 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
12992 spelling conventions.
12994 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
12995 Follow spelling conventions.
12997 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
12999 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13000 warn about C++0x compatibility.
13002 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13004 * config/h8300/h8300.c, config/h8300/h8300.h,
13005 config/h8300/h8300.md: Follow spelling conventions.
13007 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13009 PR middle-end/30667
13010 * combine.c (try_combine): Do not substitute source operand
13011 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13013 2007-02-03 Jan Hubicka <jh@suse.cz>
13015 PR gcov-profile/30650
13016 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13017 do not divide by zero for never executed counters.
13018 (tree_find_values_to_profile): Fix counters.
13019 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13021 2007-02-03 Ian Lance Taylor <iant@google.com>
13023 * lower-subreg.c (simple_move_operand): New static function,
13024 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13026 (simple_move): Call simple_move_operand.
13027 (find_decomposable_subregs): Add special handling of MEMs.
13028 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13029 meaning of return value. If we see a hard register, test whether
13030 it can store a word_mode value. Change all callers.
13032 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13034 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13035 ftrapv insns and expanders.
13036 (subdi3): Change define_expand operand 1 to arith11_operand, and
13037 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13038 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13039 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13042 PR middle-end/30174
13043 * varasm.c (notice_global_symbol): Treat global objects as weak when
13044 flag_shlib is true.
13046 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13048 * emit-rtl.c (dconstpi): Delete.
13049 (dconstsqrt2): New.
13050 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13051 * real.h (dconstpi): Delete.
13052 (dconstsqrt2): New.
13053 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13054 (fold_builtin_hypot): Likewise.
13056 2007-02-03 Tom Tromey <tromey@redhat.com>
13059 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13060 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13062 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13064 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13065 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13066 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13067 config/rs6000/cell.md, config/rs6000/darwin.h,
13068 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13069 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13070 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13071 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13072 typos. Follow spelling conventions.
13073 * doc/invoke.texi: Follow spelling conventions.
13075 2007-02-03 Roger Sayle <roger@eyesopen.com>
13077 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13078 canonicalization transformations that attempt to simplify integer
13079 constant comparisons to become comparisons against zero.
13081 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13083 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13085 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13086 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13088 2007-02-02 Mike Stump <mrs@apple.com>
13090 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13091 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13092 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13093 generate a branch island.
13095 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13097 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13098 (xtensa_legitimate_address_p): New.
13099 (xtensa_legitimize_address): New.
13100 (xtensa_output_addr_const_extra): New.
13101 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13103 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13104 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13105 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13106 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13107 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13108 (xtensa_legitimize_address): New.
13109 (xtensa_output_addr_const_extra): New.
13111 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13113 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13115 2007-02-02 Ian Lance Taylor <iant@google.com>
13117 * expmed.c (expand_divmod): Add comment.
13119 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13121 * emit-rtl.c (renumber_insns): Remove.
13122 * flags.h: Remove the extern for flag_renumber_insns.
13123 * rtl.h: Remove the prototype for renumber_insns.
13124 * toplev.c (flag_renumber_insns): Remove.
13126 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13128 Revert for x86 darwin:
13129 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13131 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13132 code before the following patch under TARGET_MACHO.
13133 (ix86_function_value_regno_p): Likewise.
13135 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13137 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13140 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13143 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13144 general or fp registers. Add comments.
13145 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13147 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13149 * pointer-set.c (insert_aux): Only return insertion slot.
13150 (pointer_set_insert): Adjust.
13151 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13152 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13153 pointer_map_traverse): New.
13154 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13155 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13156 pointer_map_contains, pointer_map_traverse): Declare.
13158 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13160 PR middle-end/30473
13161 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13162 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13164 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13166 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13168 (struct _dep): New type.
13169 (dep_t): New typedef.
13170 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13171 (DEP_STATUS): New access macro. The macro with the same name was
13172 renamed to DEP_LINK_STATUS.
13173 (dep_init): Declare function
13175 (struct _dep_link): New type.
13176 (dep_link_t): New typedef.
13177 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13178 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13179 (DEP_LINK_STATUS): New macro.
13180 (debug_dep_links): New debug function.
13182 (struct _deps_list): New type.
13183 (deps_list_t): New typedef.
13184 (DEPS_LIST_FIRST): New access macro.
13185 (FOR_EACH_DEP_LINK): New cycle macro.
13186 (create_deps_list, free_deps_list, delete_deps_list): Declare
13188 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13189 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13190 (copy_deps_list_change_con): Ditto.
13192 (move_dep_link): Declare function.
13194 (struct _dep_node): New type.
13195 (dep_node_t): New typedef.
13196 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13198 (struct haifa_insn_data.back_deps): New field to hold backward
13199 dependencies of the insn.
13200 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13202 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13203 Change its type to deps_list_t.
13204 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13205 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13206 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13208 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13210 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13212 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13214 (dep_cost): Declare.
13216 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13217 (ds_to_dk, dk_to_ds): New functions.
13219 (init_dep_1): New static function.
13220 (init_dep): New function.
13221 (copy_dep): New static function.
13223 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13225 (detach_dep_link): New static function.
13226 (move_dep_link): New function.
13228 (dep_links_consistent_p, dump_dep_links): New static functions.
13229 (debug_dep_links): New debugging function.
13231 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13233 (alloc_deps_list, init_deps_list): New static functions.
13234 (create_deps_list): New function.
13235 (clear_deps_list): New static function.
13236 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13237 (deps_list_consistent_p, dump_deps_list): New static functions.
13238 (debug_deps_list): New function.
13239 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13241 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13243 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13244 use new scheduler dependencies lists.
13245 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13246 (sched_analyze): Ditto. Initialize dependencies lists.
13247 (add_forw_dep, compute_forward_dependences): Update to use new
13248 scheduler dependencies lists.
13250 (init_dependency_caches): Init deps_obstack.
13251 (free_dependency_caches): Free deps_obstack.
13253 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13254 new scheduler dependencies lists.
13255 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13256 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13258 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13259 Update to use new scheduler dependencies lists.
13260 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13261 (debug_dependencies): Ditto.
13262 (schedule_region): Update comments.
13264 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13265 scheduler dependencies lists.
13266 (schedule_ebb): Update comments.
13268 * rtl.def (DEPS_LIST): Remove.
13270 * lists.c (unused_deps_list): Remove.
13271 (free_list): Update assertions.
13273 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13274 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13276 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13277 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13279 * haifa-sched.c (comments): Update.
13280 (insn_cost1): Remove. Inline the code into insn_cost ().
13281 (insn_cost): Update to use new scheduler dependencies lists. Move
13282 processing of the dependency cost to dep_cost ().
13283 (dep_cost): New function. Use it instead of insn_cost () when
13284 evaluating cost of the dependency. Use compatible interface to
13285 interact with the target.
13286 (priority): Update to use new scheduler dependencies lists.
13287 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13288 with greater number of insns that depend on the insn.
13289 (schedule_insn): Update to use new scheduler dependencies lists. Add
13290 code to free backward dependencies lists. Inline and optimize code
13291 from resolve_dep () - see PR28071.
13292 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13293 lists. Update call to targetm.sched.is_costly_dependence hook.
13295 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13296 scheduler dependencies lists.
13298 (resolve_dep): Remove. Move the logic to schedule_insn ().
13299 (init_h_i_d): Initialize dependencies lists.
13301 (process_insn_depend_be_in_spec): Rename to
13302 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13303 dependencies lists.
13304 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13305 Update to use new scheduler dependencies lists.
13306 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13308 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13309 new scheduler dependencies lists.
13310 (build_intra_loop_deps): Ditto.
13312 * target.h (struct _dep): Declare to use in
13313 gcc_target.sched.is_costly_dependence.
13314 (struct gcc_target.sched.adjust_cost): Fix typo.
13315 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13316 single dep_t parameter instead of an equivalent triad.
13317 (struct gcc_target.sched.adjust_cost_2): Remove.
13319 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13321 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13323 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13325 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13327 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13328 (REG_DEP_TRUE): Document.
13330 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13331 Change signature to correspond to the targetm.sched.adjust_cost hook.
13332 Update use in TARGET_SCHED_ADJUST_COST_2.
13333 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13334 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13335 new scheduler dependencies lists.
13336 (ia64_gen_check): Ditto.
13338 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13339 dependencies lists.
13341 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13342 signature to correspond to the targetm.sched.is_costly_dependence hook.
13343 (is_costly_group): Update to use new scheduler dependencies lists.
13345 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13346 instead of INSN_COST () macro.
13348 2007-02-01 Ian Lance Taylor <iant@google.com>
13350 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13352 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13354 * pa.md (tp_load): Correct mfctl instruction syntax.
13356 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13358 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13359 altivec_padding_size calculation on AIX. Improve comment, add
13360 assert to verify that it's right.
13362 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13365 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13367 PR inline-asm/28686
13368 * global.c (global_alloc): Add mising initialization of
13371 2007-02-01 Roger Sayle <roger@eyesopen.com>
13373 * alias.c (init_alias_analysis): Correct whitespace.
13374 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13375 partition_hot_cold_basic_blocks): Likewise.
13376 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13377 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13378 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13379 fold_builtin_snprintf_chk, fold_builtin_printf,
13380 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13381 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13382 * cfgcleanup.c (cleanup_cfg): Likewise.
13383 * cfgexpand.c (tree_expand_cfg): Likewise.
13384 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13385 * function.c (get_next_funcdef_no): Likewise.
13386 * gengtype.c (main): Likewise.
13387 * genmodes.c (main): Likewise.
13388 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13389 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13390 * ifcvt.c (noce_emit_move_insn): Likewise.
13391 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13393 * stor-layout.c (get_best_mode): Likewise.
13394 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13395 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13396 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13397 perform_var_substitution, solve_graph): Likewise.
13398 * tree-vrp.c (vrp_finalize): Likewise.
13400 2007-02-01 Ian Lance Taylor <iant@google.com>
13402 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13403 high part of a paradoxical subreg, return a constant zero.
13405 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13407 * toplev.c (lang_dependent_init): Call init_set_costs.
13408 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13410 2007-02-01 Richard Guenther <rguenther@suse.de>
13412 PR middle-end/30656
13413 * fold-const.c (fold_negate_expr): Allow negating a
13414 constant if overflow does not change.
13416 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13418 * doc/c-tree.texi (Expression trees): Improve markup.
13419 * doc/tm.texi (Register Classes, Addressing Modes)
13420 (Floating Point): Fix spacing after abbreviations. Fix some
13423 2007-02-01 Ben Elliston <bje@au.ibm.com>
13425 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13426 * doc/contrib.texi: Likewise.
13427 * doc/install.texi: Likewise.
13429 2007-01-31 Richard Henderson <rth@redhat.com>
13430 Ian Lance Taylor <iant@google.com>
13432 * lower-subreg.c: New file.
13433 * rtl.def (CONCATN): Define.
13434 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13435 pass_lower_subreg2.
13436 * emit-rtl.c (update_reg_offset): New static function, broken out
13437 of gen_rtx_REG_offset.
13438 (gen_rtx_REG_offset): Call update_reg_offset.
13439 (gen_reg_rtx_offset): New function.
13440 * regclass.c: Revert patch of 2006-03-05, restoring
13442 (clear_reg_info_regno): New function.
13443 * dwarf2out.c (concatn_loc_descriptor): New static function.
13444 (loc_descriptor): Handle CONCATN.
13445 * common.opt (fsplit_wide_types): New option.
13446 * opts.c (decode_options): Set flag_split_wide_types when
13448 * timevar.def (TV_LOWER_SUBREG): Define.
13449 * rtl.h (gen_reg_rtx_offset): Declare.
13450 (reg_scan_update): Declare.
13451 * regs.h (clear_reg_info_regno): Declare.
13452 * tree-pass.h (pass_lower_subreg): Declare.
13453 (pass_lower_subreg2): Declare.
13454 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13455 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13456 -fsplit-wide-types.
13457 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13458 * Makefile.in (OBJS-common): Add lower-subreg.o.
13459 (lower-subreg.o): New target.
13461 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13463 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13465 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13468 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13470 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13472 PR middle-end/29335
13473 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13475 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13477 * cfgloop.h: Include vec-prim.h.
13478 (enum li_flags): Remove LI_ONLY_OLD.
13479 (loop_iterator): Changed.
13480 (fel_next, fel_init): Iterate over loop tree.
13481 (FOR_EACH_LOOP_BREAK): New macro.
13482 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13484 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13485 * modulo-sched.c (sms_schedule): Ditto.
13486 * tree-vectorizer.c (vectorize_loops): Ditto.
13487 * doc/loop.texi: Update information on loop numbering and behavior of
13488 FOR_EACH_LOOP wrto new loops.
13489 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13490 add_to_evolution_1): Test nestedness of loops instead of comparing
13492 * tree-chrec.c (chrec_fold_plus_poly_poly,
13493 chrec_fold_multiply_poly_poly, chrec_evaluate,
13494 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13495 reset_evolution_in_loop): Ditto.
13496 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13498 2007-01-31 Dirk Mueller <dmueller@suse.de>
13500 * c-common.c (warn_about_parentheses): Separate warning about
13501 un-parenthized sequence of comparison operators from the one
13502 which is supposed to warn about x <= y <= z.
13504 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13506 * optabs.h (enum optab_index): Add new OTI_isinf.
13507 (isinf_optab): Define corresponding macro.
13508 * optabs.c (init_optabs): Initialize isinf_optab.
13509 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13511 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13512 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13514 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13515 expand_builtin_interclass_mathfn.
13516 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13517 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13518 (fxam<mode>2_i387): New insn pattern.
13519 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13520 built-in functions as x87 inline asm.
13522 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13524 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13526 2007-01-30 Eric Christopher <echristo@apple.com>
13528 * config.gcc: Add geode.
13530 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13532 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13533 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13534 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13535 value-prof.c: Fix comment typos.
13537 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13540 * doc/invoke.texi (Wpointer-arith): Document warning.
13542 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13544 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13545 the list of discrepancies from the draft TR.
13547 2007-01-30 Dirk Mueller <dmueller@suse.de>
13550 * doc/invoke.texi (-Wreturn-type): Update description to
13551 match new behavior.
13553 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13555 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13557 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13559 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13560 to handle optabs that operate on floating point input argument and
13561 output to integer output.
13562 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13563 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13564 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13565 expand_builtin_interclass_mathfn ().
13566 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13567 (ilogbsi2): Remove.
13568 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13569 ilogbl built-in functions as x87 intrinsics.
13571 2007-01-30 Richard Guenther <rguenther@suse.de>
13573 PR middle-end/27657
13574 * dwarf2out.c (reference_to_unused): Query varpool if the
13575 variable was output.
13577 2007-01-30 Richard Guenther <rguenther@suse.de>
13579 PR middle-end/30313
13580 * passes.c (execute_one_pass): Reset in_gimple_form to not
13581 confuse non-unit-at-a-time mode.
13583 2007-01-29 Roger Sayle <roger@eyesopen.com>
13584 Richard Guenther <rguenther@suse.de>
13586 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13587 avoid undefined behaviour on overflow. Use force_fit_type_double
13588 to construct the constant with the specified TREE_OVERFLOW.
13590 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13592 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13593 * config/dfp-bit.h: Ditto.
13595 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13597 * c-decl.c (pop_scope): Replace warnings with call to
13598 warn_for_unused_label.
13599 * c-common.h (warn_for_unused_label): Declare.
13600 * c-common.c (warn_for_unused_label): Define.
13602 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13604 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13607 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13609 * Makefile.in (USER_H): Remove decfloat.h.
13610 * ginclude/decfloat.h: Delete, moving contents to ...
13611 * ginclude/float.h: Add support for decimal floating point,
13612 guarded by __STDC_WANT_DEC_FP__.
13614 2007-01-29 Mike Stump <mrs@apple.com>
13616 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13617 Analysis and Representation to resolve case insensitive conflict.
13618 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13620 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13622 * tree.h (struct tree_memory_tag): Add aliases member.
13623 (MTAG_ALIASES): New macro.
13624 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13625 (add_may_alias): Remove pointer-set. Update for may_aliases being
13627 (mark_aliases_call_clobbered): Update for may_aliases being a
13629 (compute_tag_properties): Ditto.
13630 (create_partition_for): Ditto.
13631 (compute_memory_partitions): Ditto.
13632 (dump_may_aliases_for): Ditto.
13633 (is_aliased_with): Ditto.
13634 (add_may_alias_for_new_tag): Ditto.
13635 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13636 (compute_is_aliased): New function.
13637 (compute_may_aliases): Call compute_is_aliased).
13638 (init_alias_info): Initialize alias_bitmap_obstack.
13639 (union_alias_set_into): New function.
13640 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13641 (have_common_aliases_p): Rewrite to take two bitmaps and use
13643 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13644 Update for bitmaps.
13645 (finalize_ref_all_pointers): Update for add_may_alias changes.
13646 (new_type_alias): Ditto.
13647 * tree-flow-inline.h (may_aliases): Return a bitmap.
13648 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13649 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13650 may_aliases being a bitmap.
13651 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13652 may_aliases now returns a bitmap.
13653 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13655 * tree-ssa-operands.c (add_virtual_operand): Update for
13656 may_aliases being a bitmap.
13658 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13660 PR tree-optimization/30630
13661 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13662 variable as changed.
13664 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13667 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13668 expanded only once even if an error occurs.
13670 2007-01-29 Ben Elliston <bje@au.ibm.com>
13672 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13673 (__gcov_average_profiler): Likewise.
13674 (__gcov_ior_profiler): Likewise.
13675 (__gcov_merge_ior): Likewise.
13677 2007-01-28 Jan Hubicka <jh@suse.cz>
13679 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13680 * value-prof.c (stringop_block_profile): Likewise.
13682 2007-01-28 Jan Hubicka <jh@suse.cz>
13684 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13685 variant handling histograms; add wrapper.
13686 (clear_storage_via_libcall): Export.
13687 (emit_block_move_hints): Break out from ...; add histograms.
13688 (emit_block_move): ... this one.
13689 (clear_storage_hints): Break out from ...; add histograms.
13690 (clear_storage): ... this one.
13691 (set_storage_via_memset): Handle histogram.
13692 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13693 (clear_storage_hints, clear_storage_via_libcall): Declare.
13694 (set_storage_via_setmem): Update prototype.
13695 * doc/md.texi (movmem, setmem): Document new arguments.
13697 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13699 (stringop_block_profile): New global function.
13700 (tree_stringops_values_to_profile): Profile block size and alignment.
13701 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13703 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13704 (stringop_block_profile): Declare.
13705 * builtins.c: Include value-prof.h.
13706 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13707 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13708 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13709 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13710 * profile.c (instrument_values): Add new counters.
13711 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13713 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13714 (tree_init_edge_profiler): Build new profilers.
13715 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13716 (pass_tree_profile): Add dump.
13717 (tree_profile_hooks): Update.
13718 * Makefile.in (LIBGCOV): Add new constants.
13719 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13720 __gcov_ior_profiler): New.
13721 * i386.md (movmem/setmem expanders): Add new optional arguments.
13723 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13725 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13727 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13729 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13730 (tree_unswitch_single_loop): Pass eni_size_weights to
13731 tree_num_loop_insns.
13732 * tree-ssa-loop-manip.c: Include tree-inline.h.
13733 (can_unroll_loop_p): Pass eni_size_weights to
13734 tree_num_loop_insns.
13735 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13736 Pass eni_size_weights to estimate_num_insns.
13737 * tree.h (init_inline_once): Export.
13738 * toplev.c (backend_init): Call init_inline_once.
13739 * cgraphunit.c (cgraph_process_new_functions,
13740 cgraph_analyze_function): Pass eni_inlining_weights to
13741 estimate_num_insns.
13742 * ipa-inline.c (compute_inline_parameters): Ditto.
13743 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13744 to estimate_num_insns.
13745 (try_unroll_loop_completely): Pass eni_size_weights to
13746 tree_num_loop_insns.
13747 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13748 ot estimate_num_insns.
13749 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13750 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13751 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13752 eni_time_weights): New variables.
13753 (init_inline_once): Initialize them.
13754 (struct eni_data): Mew.
13755 (estimate_num_insns_1, estimate_num_insns): Use weights.
13756 * tree-inline.h (struct eni_weights_d): New.
13757 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13758 (estimate_num_insns): Declaration changed.
13759 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13760 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13761 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13763 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13765 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13766 relations in the conflict function is valid.
13768 2007-01-27 Ian Lance Taylor <iant@google.com>
13770 * common.opt: Add fstrict-overflow.
13771 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13772 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13773 (TYPE_OVERFLOW_UNDEFINED): Define.
13774 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13776 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13777 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13778 (fold_negate_expr): Likewise.
13779 (make_range): Likewise.
13780 (extract_muldiv_1): Likewise.
13781 (maybe_canonicalize_comparison): Likewise.
13782 (fold_comparison): Likewise.
13783 (fold_binary): Likewise.
13784 (tree_expr_nonnegative_p): Likewise.
13785 (tree_expr_nonzero_p): Likewise.
13786 * tree-vrp.c (compare_values): Likewise.
13787 (extract_range_from_binary_expr): Likewise.
13788 (extract_range_from_unary_expr): Likewise.
13789 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13791 (nowrap_type_p): Likewise.
13792 * tree-scalar-evolution.c (simple_iv): Likewise.
13793 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13794 (build_range_check): Likewise.
13795 (extract_muldiv_1): Likewise.
13796 (fold_comparison): Likewise.
13797 * tree-vrp.c (vrp_int_const_binop): Likewise.
13798 (extract_range_from_unary_expr): Likewise.
13799 * convert.c (convert_to_integer): Likewise.
13800 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13801 (fold_comparison): Likewise.
13802 (fold_binary): Likewise.
13803 * optabs.c (optab_for_tree_code): Likewise.
13804 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13805 * simplify-rtx.c (simplify_const_relational_operation): Check
13806 flag_strict_overflow and flag_trapv.
13807 (simplify_const_relational_operation): Likewise.
13808 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13809 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13812 2007-01-27 Roger Sayle <roger@eyesopen.com>
13814 * tree.c (tree_fold_gcd): Delete.
13815 * tree.h (tree_fold_gcd): Remove prototype.
13816 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13817 test whether one constant integer is a multiple of another. Instead
13818 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13819 * fold-const.c (multiple_of_p): We've determined both TOP and
13820 BOTTOM are integer constants so we can call int_const_binop directly
13821 instead of the more generic const_binop.
13823 2007-01-27 Roger Sayle <roger@eyesopen.com>
13825 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13826 1*X check that the constant hasn't overflowed, to preserve the
13828 (round_up): Provide an efficient implementation when rouding-up an
13829 INTEGER_CST to a power-of-two.
13831 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13833 * doc/sourcebuild.texi: Add comma for clarity.
13834 * doc/extend.texi: Fix some typos.
13835 * doc/passes.texi: Likewise.
13836 * doc/cppinternals.texi: Likewise.
13837 * doc/c-tree.texi: Likewise.
13838 * doc/tree-ssa.texi: Likewise.
13839 * doc/install.texi: Likewise.
13841 2007-01-27 Jan Hubicka <jh@suse.cz>
13843 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13844 (pass_sra): Do not require alias information.
13845 * passes.c (init_optimization_passes): Add SRA
13847 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13849 * tracer.c (rest_of_handle_tracer): We already cleaned
13850 up the CFG in tracer() so don't do it here again.
13851 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13852 cleanup_cfg here, either. And don't call renumber_insns.
13854 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13855 and BB_HEAD are in the insn stream here. Instead make sure
13856 that BB_INSN is valid on all insns. Also, do check here that
13857 there are no pending branch predictions...
13858 (rtl_verify_flow_info): ...instead of doing it here. Checks
13859 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13862 2007-01-26 Roger Sayle <roger@eyesopen.com>
13864 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13865 function to simplify/factorize operand order canonicalization.
13866 (ix86_fixup_binary_operands): Reorganize using the above function.
13867 (ix86_binary_operator_ok): Likewise.
13869 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13871 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13872 file scope from optimize_attrs.
13873 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13875 (optimize_attrs): Clear insn_code_values after freeing it.
13877 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13879 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13880 a parts.base assignment.
13882 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13884 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13885 (compute_subscript_distance, initialize_data_dependence_relation,
13886 finalize_ddr_dependent, analyze_ziv_subscript,
13887 analyze_siv_subscript_cst_affine,
13888 compute_overlap_steps_for_affine_univar,
13889 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13890 analyze_siv_subscript, analyze_miv_subscript,
13891 analyze_overlapping_iterations, subscript_dependence_tester_1,
13892 compute_self_dependence, free_dependence_relation): Work
13893 with affine_fn instead of chrecs.
13894 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13895 common_affine_function, affine_function_base,
13896 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13897 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13898 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13899 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13900 (all_chrecs_equal_p): Removed.
13901 * tree-data-ref.h (affine_fn, conflict_function): New types.
13902 (struct subscript): Change type of conflicting_iterations_in_a
13903 and conflicting_iterations_in_b.
13905 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13908 * config/pa/pa.h (TARGET_HPUX_11): New.
13909 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13910 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13912 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13913 Richard Guenther <rguenther@suse.de>
13915 * tree-ssa-structalias.c (solve_graph): Handle case
13916 we merged the variable to another.
13918 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13920 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13923 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13924 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13926 2007-01-25 DJ Delorie <dj@redhat.com>
13928 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13929 allow changes to modes which don't fit in those registers.
13931 * reload1.c (choose_reload_regs): Check for invalid subregs before
13932 computing their locations, not after.
13934 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13937 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13938 save Altivec registers in an eh_return function.
13939 (compute_vrsave_mask): Likewise.
13940 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13941 for saving Altivec registers.
13942 (rs6000_emit_prologue): Don't allocate stack twice in
13943 eh_return function. Correct expected value of altivec_save_offset
13944 when using save_world. Describe save of R0 to stack when using
13945 save_world. Describe stack pointer adjustment when using
13946 save_world. Remove duplicated eh_return parameter register saving.
13947 Update sp_offset variable after save_world.
13948 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
13950 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
13951 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
13954 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13956 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
13958 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13961 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13962 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13964 2007-01-25 Richard Guenther <rguenther@suse.de>
13966 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13967 * common.opt (-Wcoverage-mismatch): New warning option.
13968 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13969 if -Wcoverage-mismatch is given.
13971 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
13973 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
13974 (ipcp_driver): Change to static definition.
13975 Add dumping of the ifunctions.
13976 (constant_val_insert): Remove unused parameter. Support for SSA.
13977 (ipcp_propagate_const): Support for SSA.
13978 (ipcp_profile_bb_print): Print only analyzed nodes.
13979 (ipcp_replace_map_create): Remove support for Fortran constant
13981 * ipa-prop.c (ipa_method_modify_stmt,
13982 ipa_callsite_compute_param): Support for SSA.
13983 * ipa-prop.h (ipcp_driver): Remove declaration.
13984 (IS_VALID_TREE_MAP_INDEX): Add define.
13986 2007-01-24 Geoffrey Keating <geoffk@apple.com>
13988 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
13990 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13992 PR middle-end/30447
13993 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
13994 constant argument to cabs and do it without checking for
13995 -funsafe-math-optimizations.
13997 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
13999 * c-common.h (RID_FIRST_CXX0X): New.
14000 (RID_LAST_CXX0X): New.
14001 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14003 * c.opt (Wc++0x-compat): New.
14004 * doc/invoke.texi (-Wc++0x-compat): Document.
14006 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14008 * builtins.c (fold_builtin_carg): New.
14009 (fold_builtin_1): Use it.
14011 2007-01-24 Jan Hubicka <jh@suse.cz>
14013 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14015 * ipa-inline.c (initial_insns, max_insns): Delete.
14016 (compute_max_insns): New function.
14017 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14018 of insns as base for code growth.
14019 (cgraph_decide_inlining): Make initial_insns local; do not compute
14021 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14022 * doc/invoke.texi (inline-unit-growth): Update docs.
14024 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14026 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14027 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14028 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14029 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14030 for CPUs that have PTA_CX16 set.
14032 PR middle-end/27416
14033 * gimplify.c (omp_check_private): New function.
14034 (gimplify_scan_omp_clauses): Use it for
14035 firstprivate/lastprivate/reduction.
14037 PR middle-end/30494
14038 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14039 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14041 PR middle-end/30421
14042 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14043 If lower_lastprivate_clauses emits some statements, append them
14044 to dlist rather than body_p and to body_p append an initializer.
14045 (lower_omp_for): Adjust caller.
14047 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14049 * target.h (globalize_decl_name): New.
14050 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14051 * output.h (default_globalize_decl_name): New.
14052 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14054 (globalize_decl): Ditto.
14055 (default_globalize_decl_name): New.
14056 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14057 (ia64_handle_version_id_attribute): New.
14058 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14059 (ia64_asm_output_external): Use globalize_decl_name instead
14060 of globalize_label.
14061 * doc/extend.texi (version_id): New pragma.
14062 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14064 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14066 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14067 _uleb128_t and _Unwind_SWord with _sleb128_t.
14068 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14069 uw_frame_state_for, uw_update_context_1): Likewise.
14070 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14071 * unwind-pe.h (read_uleb128, read_sleb128,
14072 read_encoded_value_with_base): Likewise.
14073 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14075 2007-01-24 Richard Guenther <rguenther@suse.de>
14077 * builtins.c (expand_builtin_cexpi): Get the fndecl
14078 for cexp in the correct way.
14080 2007-01-24 Jan Hubicka <jh@suse.cz>
14082 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14084 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14086 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14087 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14088 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14089 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14090 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14091 __SIZEOF_PTRDIFF_T__.
14092 * doc/cpp.texi: Documentation for the new builtin macros added.
14094 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14096 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14097 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14098 instead of operands[2] to avoid access past the end of array.
14100 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14102 * reload1.c (emit_reload_insns): Pass the reload register
14103 for a non-spill output reload through forget_old_reloads_1.
14105 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14107 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14108 _SOFT_DOUBLE if doubles use software floating-point.
14109 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14110 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14111 * config/rs6000/darwin-ldouble.c: Also compile functions for
14112 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14113 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14114 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14115 commented-out long double override.
14116 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14117 * config/rs6000/eabispe.h: Likewise.
14118 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14119 long double for non-SPE.
14120 (rs6000_handle_option): Likewise.
14121 (invalid_e500_subreg): Disallow more subregs involding DImode,
14122 DFmode, TImode or TFmode.
14123 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14125 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14127 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14128 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14130 (rs6000_legitimate_address): Also check for TFmode for E500
14132 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14133 (spe_build_register_parallel): Handle TFmode and TCmode.
14134 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14136 (function_arg): Handle TFmode and TCmode for E500 double.
14137 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14139 (print_operand): Handle TFmode and TImode for %y.
14140 (rs6000_generate_compare): Handle TFmode comparisons for E500
14142 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14143 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14144 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14145 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14146 TFmode for E500 double.
14147 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14148 (floatsidf2): Enable for E500 double.
14149 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14150 (extenddftf2): Change to extenddftf2_fprs.
14151 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14152 depending on TARGET_E500_DOUBLE.
14153 (extendsftf2): Enable for E500 double.
14154 (trunctfdf2): Enable for E500 double.
14155 (trunctfsf2): Change to trunctfsf2_fprs.
14156 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14157 depending on TARGET_E500_DOUBLE.
14158 (floatsitf2): Enable for E500 double.
14159 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14160 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14161 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14162 (negtf2): Change to negtf2_internal.
14163 (negtf2): New expander.
14164 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14165 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14166 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14167 (movdi_internal32): Use rs6000_nonimmediate_operand.
14168 (unnamed splitter): Likewise.
14169 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14170 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14171 (SPE64TF, DITI): New mode macros.
14172 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14175 (frob_<mode>_di_2): New.
14176 (frob_tf_di_8_2): New.
14177 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14179 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14181 (frob_ti_<mode>_8_2): New.
14182 (frob_ti_tf_2): New.
14183 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14184 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14186 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14187 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14188 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14189 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14190 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14191 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14194 2007-01-23 Ian Lance Taylor <iant@google.com>
14196 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14198 (OBJS-archive): Reformat, alphabetize.
14199 (OBJS): Change out_object_file to OBJS-md.
14201 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14203 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14204 JUMP_P and CALL_P predicates where applicable.
14205 * config/i386/i386.c: Ditto.
14206 * config/i386/i386.md: Ditto.
14207 * config/i386/mmx.md: Ditto.
14208 * config/i386/predicates.md: Ditto.
14210 2007-01-22 Andreas Schwab <schwab@suse.de>
14212 * config/m68k/m68k.h: Fix comment.
14214 2007-01-22 Jan Hubicka <jh@suse.cz>
14216 * passes.c (init_optimization_passes): Do not rerun
14217 pass_early_warn_uninitialized.
14219 2007-01-22 Richard Guenther <rguenther@suse.de>
14221 PR tree-optimization/30038
14222 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14224 (execute_cse_sincos_1): Likewise.
14225 (execute_cse_sincos): Likewise.
14226 (gate_cse_sincos): Likewise.
14227 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14228 the cexpi() canonicalization of sincos().
14229 * tree-pass.h (pass_cse_sincos): Declare.
14230 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14232 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14234 PR rtl-optimization/29329
14235 * combine.c (replaced_rhs_insn): Rename to i2mod.
14236 (replaced_rhs_value): Rename to i2mod_new_rhs.
14237 (i2mod_old_rhs): New global variable.
14238 (combine_instructions): Adjust for above change. Save a copy of
14239 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14240 note are substituted in the second instruction.
14241 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14242 ditch the note if it pertains to the second eliminated register
14243 and this register is mentioned in i2mod_old_rhs.
14246 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14248 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14249 the insn to which the note was originally attached.
14251 2007-01-21 Jan Hubicka <jh@suse.cz>
14253 * ipa-inline.c (inlining_mode): Comment, move up.
14254 (cgraph_decide_inlining_incrementally): Do not perform inlining
14255 itself; fix handling of flattening of self recursive functions.
14256 (cgraph_find_cycles): Remove.
14257 (cgraph_flatten_node): Remove.
14258 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14259 (try_inline): New function.
14260 (cgraph_early_inlining): Update call of
14261 cgraph_decide_inlining_incrementally. Apply inlining here.
14262 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14264 2007-01-21 Dirk Mueller <dmueller@suse.de>
14267 * tree-vrp.c (check_array_bounds): do not warn
14268 about ADDR_EXPR's of ARRAY_REF's which are immediately
14269 used in binary expressions.
14271 2007-01-21 Ira Rosen <irar@il.ibm.com>
14273 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14274 read_write_dep and macros for its access.
14275 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14276 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14277 argument, call vect_check_interleaving for every independent pair of
14278 data-refs. Mark loads that access the same memory location as a store
14280 (vect_check_dependences): Remove.
14281 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14282 call, fix the call to vect_analyze_data_ref_dependence.
14283 (vect_analyze_data_ref_access): For statements that access the same
14284 data-ref, check that they are not stores; for loads, check that there
14285 is no store that access the same location.
14287 2007-01-20 Roger Sayle <roger@eyesopen.com>
14288 Joseph Myers <joseph@codesourcery.com>
14290 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14291 (-fdump-rtl-stack): Likewise.
14292 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14293 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14294 (-mpt-fixed): Use @minus{} for minus sign.
14295 (Using Precompiled Headers): Fix under/overfull hbox.
14297 2007-01-20 Jan Hubicka <jh@suse.cz>
14299 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14300 place within annotation.
14302 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14304 * pa.c (output_move_double): Change array size of xoperands to 4.
14306 2007-01-20 Jan Hubicka <jh@suse.cz>
14308 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14311 2007-01-19 Ian Lance Taylor <iant@google.com>
14313 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14314 constant to unsigned HOST_WIDE_INT before negating.
14316 2007-01-19 Ian Lance Taylor <iant@google.com>
14318 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14320 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14321 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14322 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14323 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14324 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14325 (realloc_vdef, realloc_vuse): Change second parameter to
14327 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14328 fields to unsigned.
14329 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14330 unsigned. Change x and lim locals to unsigned.
14331 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14333 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14334 (copy_virtual_operands): Change i and n locals to unsigned.
14336 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14338 PR middle-end/29335
14339 * builtins.c (fold_builtin_1): Handle builtin fdim.
14341 2007-01-20 Jan Hubicka <jh@suse.cz>
14343 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14344 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14345 init_alias_heapvars.
14346 (init_alias_heapvars): Initialize only when not already initialized.
14347 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14349 2007-01-19 Roger Sayle <roger@eyesopen.com>
14351 * common.opt (fsigned-zeros): New command line option.
14352 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14353 of flag_unsafe_math_optimizations.
14354 * opts.c (set_fast_math_flags): The -ffast-math command line option
14355 implies -fno-signed-zeros.
14356 (fast_math_flags_set_p): Likewise.
14358 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14359 the documentation of -ffast-math appropriately. Wrap long lines.
14361 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14363 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14364 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14366 2007-01-19 Tomas Bily <tbily@suse.cz>
14368 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14370 (tree_init_ic_make_global_vars): New function
14371 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14372 (tree_gen_ic_profiler): New function
14373 (tree_gen_ic_func_profiler): New function
14374 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14375 (tree_profile_hooks): Added hook for indirec/virtual calls
14376 * value-prof.c (tree_find_values_to_profile): New case for
14378 (tree_values_to_profile): Call for determining indirect/virtual
14380 (tree_indirect_call_to_profile): New function
14381 (tree_ic_transform): New function
14382 (tree_ic): New function
14383 (find_func_by_pid): New function
14384 (init_pid_map): New function
14385 (tree_value_profile_transformations): Added check for
14386 indirect/virtual call transformation
14387 * value-prof.h (enum hist_type): New counter type for
14388 indirect/virtual calls
14389 (profile_hooks): Added new hook for profiling indirect/virtual
14391 * profile.c (instrument_values): New case for indirect/virtual
14393 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14394 (GCOV_COUNTER_V_INDIR): New counter type
14395 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14396 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14398 * cgraph.c: Definition of cgraph_max_pid
14399 (cgraph_create_node): Default init of pid attribute
14400 * cgraph.h: Declaration of cgraph_max_pid
14401 (struct cgraph_node): Added pid attribute
14402 * libgcov.c (__gcov_indirect_call_profiler): New function
14403 (__gcov_one_value_profiler_body): New function
14404 (__gcov_one_value_profiler): Body was moved to
14405 __gcov_one_value_profiler_body and calls it
14407 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14409 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14410 * gengtype.c (write_types_data, write_func_for_structure,
14411 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14412 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14413 (walk_type, write_func_for_structure): Generate the mark_hook if
14416 2007-01-19 Jan Hubicka <jh@suse.cz>
14418 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14419 'early' argument take inlining mode argument specifying whether to
14420 inline for size/speeed or all functions; add support for flattening;
14422 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14424 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14427 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14428 the name of the declared identifier.
14430 2007-01-19 Dirk Mueller <dmueller@suse.de>
14432 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14433 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14434 duplicate evaluation.
14436 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14438 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14439 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14440 to XFMode, use acosxf2 and truncate result to requested mode.
14441 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14442 (asin<mode>2): Similarly, with asin expanders.
14443 (*fscalexf4_i387): Rename from *fscalexf4.
14444 (expNcorexf3): New expander.
14445 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14446 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14447 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14448 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14449 patterns for SSE math.
14450 (exp10<mode>2): Similarly, with exp10 expanders.
14451 (exp2<mode>2): Similarly, with exp2 expanders.
14452 (expm1<mode>2): Similarly, with expm1 expanders.
14453 (ldexp<mode>3): Similarly, with ldexp expanders.
14454 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14455 Use gen_truncxf<mode>2_i387_noop to truncate result.
14457 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14459 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14460 for ColdFire targets.
14462 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14463 Richard Sandiford <richard@codesourcery.com>
14465 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14466 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14467 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14468 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14469 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14470 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14472 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14474 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14475 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14476 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14477 (*adddi_dilshr32_cf): New pattern.
14478 (adddi3, subdi3): Remove first alternatives.
14480 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14482 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14483 implemented using move.l, do not use its cc result for floating-point
14486 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14488 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14489 from accepting 's' constraints if flag_pic.
14491 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14493 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14494 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14495 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14496 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14498 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14500 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14501 ColdFire alternatives.
14502 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14503 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14504 architectures that support ff1 instruction.
14506 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14507 Julian Brown <julian@codesourcery.com>
14509 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14510 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14511 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14514 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14516 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14518 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14519 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14520 HOST_WIDE_INT instead of an rtx.
14521 (m68k_rtx_costs): Update call accordingly.
14522 (output_move_const_into_data_reg): Likewise. Fix formatting.
14523 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14525 (output_move_simode_const): Update calls after above changes.
14526 Rework to use automatic variables and predicates like MEM_P.
14527 * config/m68k/m68k.md (pushexthisi_const): Update call to
14530 2007-01-19 Dirk Mueller <dmueller@suse.de>
14532 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14533 in dump_flags test.
14535 2007-01-19 Richard Guenther <rguenther@suse.de>
14537 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14538 via cexp in case sincos is not available.
14540 2007-01-19 Richard Guenther <rguenther@suse.de>
14542 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14543 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14544 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14545 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14546 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14547 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14548 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14549 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14551 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14553 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14555 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14556 (atan2xf3): Directly generate RTL pattern.
14557 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14558 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14559 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14560 disable patterns for SSE math.
14561 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14562 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14563 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14564 disable patterns for SSE math.
14566 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14568 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14570 2007-01-18 Roger Sayle <roger@eyesopen.com>
14572 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14573 VIEW_CONVERT_EXPR to the same type as it's operand.
14575 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14577 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14578 configured for long double 128.
14580 2007-01-18 Mike Stump <mrs@apple.com>
14582 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14585 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14587 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14590 2007-01-18 Jan Hubicka <jh@suse.cz>
14592 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14593 greater than NUM_VOP_FREE_BUCKETS.
14595 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14597 * tree-ssa-structalias.c: Update comments.
14598 (ptabitmap_obstack): Removed.
14599 (pta_obstack): New.
14600 (oldpta_obstack): Ditto.
14601 (stats): Add a few members.
14602 (struct variable_info): Remove node, complex, address_taken, and
14603 indirect_target members. Add oldsolution member.
14604 (new_var_info): Do not initialize removed members.
14605 (constraint_expr_type): Remove INCLUDES.
14606 (constraint_graph): Add size, implicit_preds, rep,
14607 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14608 (FIRST_REF_NODE): New macro.
14609 (LAST_REF_NODE): Ditto.
14610 (FIRST_ADDR_NODE): Ditto.
14611 (find): New function.
14613 (dump_constraint): Do not handle INCLUDES.
14614 (insert_into_complex): Do not insert duplicate constraints.
14615 (condense_varmap_nodes): Renamed and rewritten into ...
14616 (merge_node_constraints): This. Also fix bug in handling of
14617 offseted copy constraints.
14618 (clear_edges_for_node): No longer need to deal with preds at all,
14619 or removing associated preds/succs.
14620 (merge_graph_nodes): Deal with indirect_cycles.
14621 Don't deal with predecessors.
14622 (add_implicit_graph_edge): New function.
14623 (add_pred_graph_edge): Ditto.
14624 (add_graph_edge): Don't deal with predecessors.
14625 (build_constraint_graph): Removed.
14626 (build_pred_graph): New function.
14627 (build_succ_graph): Ditto.
14628 (struct scc_info): Removed in_component. Added roots, dfs, and
14629 node_mapping. Remove visited_index, unification_queue.
14630 (scc_visit): Deal with union-find we do now.
14631 Deal with cycles with REF nodes.
14632 (collapse_nodes): Renamed and rewritten to ...
14633 (unify_nodes): This.
14634 (process_unification_queue): Removed.
14635 (topo_visit): Cleanup
14636 (do_da_constraint): Use find.
14637 (do_sd_constraint): Ditto.
14638 (do_ds_constraint): Ditto.
14639 (do_complex_constraint): Ditto.
14640 (init_scc_info): Update for removed and added members.
14641 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14642 (find_indirect_cycles): This.
14643 (equivalence_class): New variable.
14644 (label_visit): New function.
14645 (perform_variable_substitution): Rewritten.
14646 (free_var_substitution_info): New function.
14647 (find_equivalent_node): Ditto.
14648 (move_complex_constraints): Ditto.
14649 (eliminate_indirect_cycles): Ditto.
14650 (solve_graph): Only propagate changed bits.
14651 Use indirect cycle elimination.
14653 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14654 (tree_id_eq): Renamed to ...
14655 (tree_vi_eq): This. Update for member change
14656 (insert_id_for_tree): Renamed and rewritten to ...
14657 (insert_vi_for_tree): This.
14658 (lookup_id_for_tree): Renamed and rewritten to ...
14659 (lookup_vi_for_tree): This.
14660 (get_id_for_tree): Renamed and rewritten to ...
14661 (get_vi_for_tree): Ditto.
14662 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14663 (process_constraint): Don't handle INCLUDES.
14664 Remove special ADDRESSOF case.
14665 (find_func_aliases): Rewrite to use vi functions instead of id
14667 (create_function_info_for): Ditto.
14668 (create_variable_info_for): Ditto.
14669 (intra_create_variable_infos): Ditto.
14670 (merge_smts_into): Ditto.
14671 (find_what_p_points_to): Ditto.
14672 (init_base_vars): Ditto.
14673 (init_alias_vars): Ditto.
14674 (remove_preds_and_fake_succs): New function.
14675 (dump_sa_points_to_info): Dump new stats.
14676 (dump_solution_for_var): Use find.
14677 (set_used_smts): Fix formatting.
14678 (compute_points_to_sets): Updated for new functions.
14679 (ipa_pta_execute): Ditto.
14681 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14682 Richard Sandiford <richard@codesourcery.com>
14684 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14686 * calls.c (expand_call): If the return value is a PARALLEL,
14687 extract its first member.
14688 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14689 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14690 use FUNCTION_EXTRA_EPILOGUE.
14691 (m68k_function_value): Return a PARALLEL if the return value
14692 is of a pointer type.
14693 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14694 (FUNCTION_EXTRA_EPILOGUE): Remove.
14695 * config/m68k/m68k.md (D0_REG): New constant.
14697 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14699 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14700 output a NOP for empty epilogues.
14702 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14704 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14705 before function. Extend register save check to include all
14706 registers, not just integer ones.
14708 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14710 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14711 (m68k_use_return_insn): ...this.
14712 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14713 * config/m68k/m68k.c (use_return_insn): Rename to...
14714 (m68k_use_return_insn): ...this.
14715 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14716 of USE_RETURN_INSN.
14718 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14720 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14721 nearest even, fix denormal rounding overflow.
14723 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14725 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14726 f%$smove and f%$move.
14727 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14728 (extendsfdf2_cf): Use fdmove instead of f%&move.
14729 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14730 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14732 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14734 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14737 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14739 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14740 (coldfire_single_format): Declare.
14741 (coldfire_double_format): Likewise.
14742 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14743 of qnan_msb_set to determine the lower bits of a canonical
14745 (encode_ieee_double): Likewise.
14746 (encode_ieee_quad): Likewise.
14747 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14748 (mips_single_format): Likewise.
14749 (ieee_double_format): Likewise.
14750 (mips_double_format): Likewise.
14751 (ieee_extended_motorola_format): Likewise.
14752 (ieee_extended_intel_96_format): Likewise.
14753 (ieee_extended_intel_128_format): Likewise.
14754 (ieee_extended_intel_96_round_53_format): Likewise.
14755 (ibm_extended_format): Likewise.
14756 (mips_extended_format): Likewise.
14757 (ieee_quad_format): Likewise.
14758 (mips_quad_format): Likewise.
14759 (vax_f_format): Likewise.
14760 (vax_d_format): Likewise.
14761 (vax_g_format): Likewise.
14762 (i370_single_format): Likewise.
14763 (i370_double_format): Likewise.
14764 (decimal_single_format): Likewise.
14765 (decimal_double_format): Likewise.
14766 (decimal_quad_format): Likewise.
14767 (c4x_single_format): Likewise.
14768 (c4x_extended_format): Likewise.
14769 (real_internal_format): Likewise.
14770 (coldfire_single_format): New real_format.
14771 (coldfire_double_format): Likewise.
14772 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14773 canonical_nan_lsbs_set.
14774 (pdp11_d_format): Likewise.
14775 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14776 if TARGET_COLDFIRE_CPU.
14778 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14780 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14781 (output_call, m68k_legitimize_call_address): Declare.
14782 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14783 parenthesees. Add support for a 'W' constraint.
14784 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14785 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14786 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14787 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14789 (override_options): Initialize them. Do not set flag_no_function_cse
14790 for TARGET_ID_SHARED_LIBRARY.
14791 (m68k_output_pic_call): Delete.
14792 (m68k_legitimize_call_address): New function.
14793 (print_operand): Remove the %o prefix. Handle the %p prefix.
14794 (output_call): New function.
14795 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14796 target address from the GOT if symbolic jumps are not allowed.
14797 * config/m68k/m68k.md (call, general_operand): Do not set
14798 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14799 Merge separate flag_pic and !flag_pic define_insns into...
14800 (*call, *call_value): ...these new patterns. Match the address
14801 rather than the containing MEM and require it to be a call_operand.
14802 Use output_call to generate the asm template.
14803 * config/m68k/predicates.md (const_call_operand): New predicate.
14804 (call_operand): Likewise.
14806 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14808 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14809 (STACK_GROWS_DOWNWARD): Define to 1.
14810 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14811 comments, emphasizing that these values are only defaults.
14812 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14813 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14815 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14817 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14819 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14820 Richard Sandiford <richard@codesourcery.com>
14822 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14823 (FP_REGNO_P): New macros.
14824 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14825 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14826 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14827 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14829 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14831 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14832 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14834 * config/m68k/t-floatlib: New file, extracting common code from...
14835 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14836 * config/m68k/t-uclinux: Here.
14837 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14838 routines on ColdFire targets.
14840 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14842 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14843 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14844 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14845 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14846 explicitly set MOTOROLA to 1.
14847 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14849 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14850 Nathan Sidwell <nathan@codesourcery.com>
14852 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14853 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14854 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14855 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14856 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14857 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14858 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14859 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14860 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14861 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14862 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14863 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14864 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14865 (DBX_REGISTER_NUMBER): Delete.
14866 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14867 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14868 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14870 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14872 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14873 * config/flat.h: New file.
14874 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14875 OBJECT_FORMAT_FLAT.
14876 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14877 indirect references for -msep-data or -mid-shared-library.
14878 Do not use PC-relative code addresses either.
14879 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14881 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14882 for shared libraries and crt1.o for executables. Use crti.o and
14884 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14885 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14886 Do not add -elf2flt or -shared-lib-id options here.
14887 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14888 Pass -shared-lib-id if -mid-shared-library, taking the library
14889 identifier from -mshared-library-id if given, otherwise
14891 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14892 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14893 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14894 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14895 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14896 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14898 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14899 jump sequence for ISA A and ISA A+.
14900 (PICJUMP): Likewise.
14902 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14904 * config.gcc (m68k-*-uclinux*): Base the port on the common
14905 and m68k GNU/Linux files rather than on the generic ELF ones.
14906 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14907 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14909 2007-01-18 Julian Brown <julian@codesourcery.com>
14910 Richard Sandiford <richard@codesourcery.com>
14912 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14913 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14914 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14916 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14917 80 unconditionally.
14918 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14920 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14922 * doc/install.texi: Document m68k-uclinuxoldabi.
14923 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14924 * config/m68k/uclinux-oldabi.h: New file, copied from
14925 config/m68k/uclinux.h.
14927 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14929 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14930 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14931 (m32r_compute_frame_size): Use unsigned for regno.
14932 (m32r_reload_lr): Use gen_frame_mem.
14934 (m32r_output_function_epilogue): Don't output the function epilogue
14936 (m32r_expand_epilogue): New.
14937 (direct_return): Return false if the function has the interrupt
14939 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14940 * config/m32r/m32r.md (epilogue): New expander.
14941 (return_lr, return_rte): New insns.
14942 (return): Make it expander.
14943 (return_normal): New expander.
14945 2007-01-18 Josh Conner <jconner@apple.com>
14948 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14949 support for UNLE, UNLT, UNGE, and UNGT.
14951 2007-01-18 Jan Hubicka <jh@suse.cz>
14953 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
14954 * tree-tailcall (add_virtual_phis): Likewise.
14955 (optimize_tail_call): Return TODOs.
14956 (execute_tail_calls): Return TODOs.
14957 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
14958 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
14960 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14961 Cleanup cfg using TODO.
14962 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14963 * passes.c (execute_function_todo): When cleanup did something, remove
14965 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14966 (make_edges): Don't cleanup_cfg.
14968 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
14970 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
14971 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
14972 operate on the top of stack.
14973 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
14974 register handling of instructions that output to the second
14976 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
14977 (move_for_stack_reg): Special-case check for dead destination
14978 stack slot for constant load of 1.0 inside UNSPEC_TAN.
14980 * config/i386/i386.md (UNSPEC_TAN): New constant.
14981 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
14982 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
14983 to correctly model move of constant 1.0 to top stack slot.
14984 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
14985 (unnamed peephole2 pattern): Remove corresponding peephole2
14986 pattern that optimizes tan insn and loading of constant 1.0.
14987 (tanxf2): Use fptanxf4_i387.
14988 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
14989 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
14990 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14991 disable patterns for SSE math.
14992 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
14993 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
14995 2007-01-18 Dirk Mueller <dmueller@suse.de>
14996 Richard Guenther <rguenther@suse.de>
14999 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15000 * common.opt (Warray-bounds): Add new warning option.
15001 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15003 * Makefile.in: make tree-vrp.o depend on toplev.h
15004 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15006 (check_array_refs, check_array_bounds, check_array_ref): New.
15008 2007-01-18 Jan Hubicka <jh@suse.cz>
15010 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15011 (execute_ssa_ccp): Return flags conditionally.
15012 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15014 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15016 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15018 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15019 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15021 * Makefile.c (GTFILES): Add cfglayout.h.
15022 * gengtype.c (open_base_files): Likewise.
15023 * cfglayout.c (cfg_layout_function_footer,
15024 cfg_layout_function_header) Reindent to make gengtype happy.
15025 * cfglayout.h (cfg_layout_function_footer,
15026 cfg_layout_function_header): Add GTY(()) marker.
15028 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15030 2007-01-18 Ben Elliston <bje@au.ibm.com>
15032 * genautomata.c (write_automata): Include xstrerror output in the
15033 error message if writing the DFA description file fails.
15035 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15037 * config/mips/mips-protos.h (mips_output_external): Make it
15039 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15040 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15041 (extern_list): Likewise.
15042 (extern_head): Likewise.
15043 (TARGET_ASM_FILE_END): Likewise.
15044 (mips_file_end): Likewise.
15045 (mips_output_external): Rewritten.
15047 2007-01-18 Ben Elliston <bje@au.ibm.com>
15049 * genpreds.c (write_insn_preds_c): Only write out the function
15050 body for regclass_for_constraint if we have register constraints.
15052 2007-01-17 Tom Tromey <tromey@redhat.com>
15054 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15055 * doc/install.texi (Testing): Use sourceware.org.
15056 (Binaries): Likewise.
15057 (Specific): Likewise.
15058 * doc/contrib.texi (Contributors): Use sourceware.org.
15060 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15062 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15063 (AVR_ENHANCED): Rename to ...
15064 (AVR_HAVE_MUL): ... new.
15065 (avr_enhanced_p): Rename to ...
15066 (avr_have_mul_p): ... new.
15067 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15068 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15069 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15070 (avr_have_mul_p): ... new.
15071 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15072 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15073 'avr_enhanced_p' and 'enhanced'.
15074 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15075 AVR_HAVE_MUL instead of AVR_ENHANCED.
15076 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15077 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15078 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15079 instead of AVR_ENHANCED.
15080 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15081 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15082 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15084 2007-01-17 Ian Lance Taylor <iant@google.com>
15086 * vec.h (VEC_reserve_exact): Define.
15087 (vec_gc_p_reserve_exact): Declare.
15088 (vec_gc_o_reserve_exact): Declare.
15089 (vec_heap_p_reserve_exact): Declare.
15090 (vec_heap_o_reserve_exact): Declare.
15091 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15093 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15094 negative parameter.
15095 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15096 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15097 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15098 * vec.c (calculate_allocation): Add exact parameter. Change all
15100 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15101 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15102 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15103 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15104 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15105 (vec_heap_p_reserve_exact): New function.
15106 (vec_heap_o_reserve_exact): New function.
15108 2007-01-17 Jan Hubicka <jh@suse.cz>
15110 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15112 2007-01-17 Eric Christopher <echristo@apple.com>
15114 * config.gcc: Support core2 processor.
15116 2007-01-16 Jan Hubicka <jh@suse.cz>
15118 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15119 the names, just unlink the chain so we don't crash on dangling pointers
15122 2007-01-16 Jan Hubicka <jh@suse.cz>
15124 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15125 * tree-pass.h: Reorder to make IPA passes appear toegher.
15126 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15127 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15128 parameters, do not call early inliner.
15129 * ipa-inline.c: Update comments. Include tree-flow.h
15130 (cgraph_decide_inlining): Do not compute inlining parameters.
15131 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15132 be called with function context set up.
15133 (pass_ipa_inline): Remove unreachable functions before pass.
15134 (cgraph_early_inlining): Simplify assuming to be called from the
15136 (pass_early_inline): New pass.
15137 (cgraph_gate_ipa_early_inlining): New gate.
15138 (pass_ipa_early_inline): Turn into simple wrapper.
15139 (compute_inline_parameters): New function.
15140 (gate_inline_passes): New gate.
15141 (pass_inline_parameters): New pass.
15142 (apply_inline): Move here from tree-optimize.c
15143 (pass_apply_inline): New pass.
15144 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15146 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15147 doing them by hand.
15148 (tree_function_versioning): Do not allocate dummy struct function.
15149 * tree-inline.h (optimize_inline_calls): Update prototype.
15150 * tree-optimize.c (execute_fixup_cfg): Export.
15151 (pass_fixup_cfg): Remove
15152 (tree_rest_of_compilation): Do not apply inlines.
15153 * tree-flow.h (execute_fixup_cfg): Declare.
15154 * Makefile.in (gt-passes.c): New.
15155 * passes.c: Include gt-passes.h
15156 (init_optimization_passes): New passes.
15157 (nnodes, order): New static vars.
15158 (do_per_function_toporder): New function.
15159 (execute_one_pass): Dump current pass here.
15160 (execute_ipa_pass_list): Don't dump current pass here.
15162 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15164 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15165 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15167 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15169 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15170 (strong_alias): Define.
15171 (__gcc_qmul): Provide non-FMA for soft-float.
15172 (__gcc_qdiv): Same.
15177 (__gcc_qunord): New.
15187 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15188 soft-float functions.
15189 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15190 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15191 about long double soft float.
15193 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15194 Tehila Meyzels <tehila@il.ibm.com>
15196 * tree-vectorizer.h (is_pattern_stmt_p): New.
15197 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15198 formatting (tabs instead of spaces). Cleanup and clarify setting
15199 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15200 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15201 (vectorizable_type_demotion): Check that types are integral.
15202 (vectorizable_type_promotion): Likewise.
15203 (vectorizable_store): Fix typo. Eliminate new-line at end of
15206 2007-01-16 Jan Hubicka <jh@suse.cz>
15208 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15211 2007-01-15 Eric Christopher <echristo@apple.com>
15213 * ifcvt.c: Include vec.h, vecprim.h.
15214 (check_cond_move_block): New argument regs.
15215 Reorganize. Add registers used to regs.
15216 (cond_move_process_if_block): Use regs set above as
15219 2007-01-15 Eric Christopher <echristo@apple.com>
15221 * config/darwin.h: Update copyright.
15222 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15223 (LINK_COMMAND_SPEC): Add -u.
15224 (LINK_SPEC): Fix umbrella for above.
15226 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15228 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15231 2007-01-15 Tom Tromey <tromey@redhat.com>
15233 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15234 * doc/install.texi (Testing): Don't mention jacks.
15235 (Configuration): Document --enable-java-maintainer-mode. Move
15236 --with-java-home to libgcj-specific section. Document
15238 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15240 2007-01-15 Jan Hubicka <jh@suse.cz>
15242 * tree-ssa-dce.c (DCE_TODOs): New.
15243 (propagate_necessity): Return if something changed.
15244 (eliminate_unnecessary_stmts): Likewise.
15245 (perform_tree_ssa_dce): Return TODO flags when needed.
15246 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15248 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15250 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15251 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15252 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15253 patterns using X87MODEF12 mode macro. Extend operand 1
15254 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15255 (log10<mode>2): Ditto.
15256 (log2<mode>2): Ditto.
15257 (log1p<mode>2): Ditto.
15258 (logb<mode>2): Ditto.
15259 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15260 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15261 (*fxtractxf3_i387): Rename from *fxtractxf3.
15262 (fxtract_extend<mode>xf3_i387): New insn pattern.
15263 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15264 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15265 and gen_fyl2xxf3_i387().
15267 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15269 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15270 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15271 get_loop_exit_edges. Changed return type to bool.
15272 * cfgloop.h (fix_loop_placement): Declaration removed.
15274 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15276 * param.h (MIN_VECT_LOOP_BOUND): New.
15277 * params.def (MIN_VECT_LOOP_BOUND): New.
15278 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15279 argument - minimum threshold for number of iterations.
15280 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15281 argument to declaration.
15282 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15283 MIN_VECT_LOOP_BOUND.
15284 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15285 slpeel_tree_peel_loop_to_edge with additional argument.
15286 (vect_do_peeling_for_alignment): Likewise.
15287 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15289 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15292 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15293 operands of size 1.
15295 2007-01-14 Jan Hubicka <jh@suse.cz>
15297 * tree-dfa.c (remove_referenced_var): New function.
15298 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15299 prune referenced vars list too.
15300 * tree-flow.h (remove_referenced_var): Declare.
15302 2007-01-14 Jan Hubicka <jh@suse.cz>
15304 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15306 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15307 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15308 * except.h (verify_eh_throw_table_statements): Kill prototype.
15309 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15310 into call exrepssions.
15311 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15313 * tree-cfg.c: Include pointer-set.h.
15314 (verify_node_sharing): Work on pointer set.
15315 (verify_eh_throw_stmt_node): New.
15316 (verify_stmts): Use pointers sets, verify throw_stmt.
15318 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15320 * ipa-reference.c (analyze_function): Consider also addresses taken
15323 2007-01-12 Roger Sayle <roger@eyesopen.com>
15325 * c-typeck.c (null_pointer_constant_p): Replace use of
15326 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15327 (build_c_cast): Likewise.
15329 2007-01-12 Roger Sayle <roger@eyesopen.com>
15331 * tree.h (force_fit_type_double): Remove unused final argument.
15332 * c-common.c (constant_expression_warning): Replace use of
15333 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15334 (convert_and_check): Likewise.
15335 (shorten_compare): Update call to force_fit_type_double.
15336 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15337 * convert.c (convert_to_pointer): Update call to
15338 force_fit_type_double.
15339 * fold-const.c (force_fit_type_double): Remove overflowed_const
15341 (int_const_binop, fold_convert_const_int_from_int,
15342 fold_convert_const_int_from_real, fold_div_compare,
15343 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15344 fold_abs_const, fold_not_const): Remove the final argument from
15345 calls to force_fit_type_double.
15347 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15349 * configure.ac: Set insn to "nop" for spu-*-* also.
15350 * configure: Regenerate.
15352 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15354 * builtins.def : Add BUILT_IN_FREE.
15356 2007-01-12 Jan Hubicka <jh@suse.cz>
15358 PR tree-optimization/30443
15359 * tree-inline.c (tree_function_versioning): Do not optimize when
15360 cloning for inlining.
15362 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15364 * doc/loop.texi: Document recording of loop exits.
15365 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15366 (update_single_exits_after_duplication,
15367 update_single_exit_for_duplicated_loop,
15368 update_single_exit_for_duplicated_loops): Removed.
15369 (duplicate_loop_to_header_edge): Do not call
15370 update_single_exits_after_duplication and
15371 update_single_exit_for_duplicated_loops.
15372 (loop_version): Do not update single_exit information.
15373 (fix_loop_structure): Use record_loop_exits instead of
15374 mark_single_exit_loops.
15375 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15376 the lists of loop exits.
15377 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15378 split_edge, merge_blocks): Update the lists of loop exits.
15379 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15380 loop_optimizer_init.
15381 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15382 of mark_single_exit_loops.
15383 (loop_optimizer_finalize): Call release_recorded_exits.
15384 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15385 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15386 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15387 update single exit information.
15388 * lambda-code.c (perfect_nestify): Ditto.
15389 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15390 (mark_single_exit_loops): Removed.
15391 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15392 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15393 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15395 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15396 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15397 (verify_loop_structure): Verify consistency of the exit lists.
15398 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15399 (set_single_exit): Removed.
15400 * cfgloop.h (struct loop_exit): New function.
15401 (struct loop): single_exit_ field replaced by exits field.
15402 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15403 (struct loops): Added exits hash.
15404 (mark_single_exit_loops, set_single_exit): Declaration removed.
15405 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15407 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15409 * doc/invoke.texi: Avoid use of @headitem.
15411 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15413 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15415 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15417 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15420 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15421 Richard Sandiford <richard@codesourcery.com>
15423 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15424 * config/m68k/m68k.opt: Resort options.
15425 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15427 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15428 Richard Sandiford <richard@codesourcery.com>
15430 * doc/invoke.texi: Document the macros that are defined by
15431 m68k's -mtune and -mhard-float options.
15432 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15433 (m68k_cpp_cpu_family): Likewise.
15434 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15435 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15436 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15437 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15438 (m68k_cpp_cpu_family): Likewise.
15440 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15442 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15443 macros besides mc68000 as tuning macros. Use a switch statement
15444 to set them and mcpu32.
15446 2007-01-12 Julian Brown <julian@codesourcery.com>
15448 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15449 (TARGET_68040_ONLY): Rename to...
15450 (TARGET_68040): ...this.
15451 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15452 * config/m68k/m68k.md: Likewise.
15454 2007-01-12 Julian Brown <julian@codesourcery.com>
15455 Nathan Sidwell <nathan@codesourcery.com>
15456 Richard Sandiford <richard@codesourcery.com>
15458 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15459 the -mcpu= argument associated with the --with-cpu setting.
15460 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15461 if different from the one implied by the -mcpu setting.
15462 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15463 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15464 * doc/invoke.texi: Mention ColdFire in the introduction to the
15465 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15466 -mno-div and -mhard-float options. Make -m68881 a synonym for
15467 -mhard-float. Document the previously-undocumented -m5206e,
15468 -m528x, -m5307 and -m5407 options. Tweak the existing option
15469 documentation for consistency.
15470 * doc/install.texi: Mention new --with-cpu arguments.
15471 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15472 default CPU if neither -mcpu nor -march are specified.
15473 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15474 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15475 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15476 using m68k_tune to decide between families that implement the
15477 same ISA. Use m68k_tune to set __mcfv4e__.
15478 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15479 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15480 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15481 (FL_ISA_C, FL_ISA_MMU): New macros.
15482 (MASK_COLDFIRE): Delete.
15483 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15484 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15485 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15486 (TARGET_HARD_FLOAT): Do not define here.
15487 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15488 (TUNE_68000): New macro.
15489 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15490 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15491 (TUNE_CFV2): Redefine in terms of m68k_tune.
15492 (uarch_type, target_device, fpu_type): New enums.
15493 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15494 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15495 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15496 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15497 (FL_FOR_isa_c): New macros.
15498 (m68k_isa): New enum.
15499 (m68k_target_selection): New structure.
15500 (all_devices, all_isas, all_microarchs): New tables.
15501 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15502 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15503 (MASK_ALL_CPU_BITS): Delete.
15504 (m68k_find_selection): New function.
15505 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15506 Map the legacy target options to a combination of the new ones.
15507 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15508 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15509 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15511 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15512 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15514 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15515 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15516 * config/m68k/m68k-devices.def: New file.
15518 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15519 Nathan Sidwell <nathan@codesourcery.com>
15521 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15522 (SUBTARGET_EXTRA_SPECS): New macros.
15523 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15524 use %(asm_cpu_spec) instead.
15525 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15526 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15527 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15528 (EXTRA_SPECS): Rename to...
15529 (SUBTARGET_EXTRA_SPECS): ...this.
15531 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15532 Richard Sandiford <richard@codesourcery.com>
15533 Julian Brown <julian@codesourcery.com>
15535 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15536 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15537 to the configuration's default CPU.
15538 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15539 Remove default masks.
15540 (m680[012]0-*-*): Set the default with_cpu to the first part of
15542 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15543 (m68k*-*-linux): Extend the --with-cpu handling to...
15544 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15545 and m68010. Don't set target_cpu_default2.
15546 * doc/install.texi: Document --with-cpu for m68k.
15547 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15548 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15549 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15550 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15551 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15552 (ASM_SPEC): Remove use of %(asm_cpu_default).
15553 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15554 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15555 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15556 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15557 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15558 (TARGET_DEFAULT): Delete.
15559 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15560 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15561 (CPP_CPU_SPEC): Delete.
15562 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15563 the appropriate string.
15564 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15565 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15566 (ASM_SPEC): Don't use %(asm_default_spec).
15567 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15568 TARGET_DEFAULT and add MASK_68881.
15569 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15571 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15573 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15574 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15575 MASK_68010 alongside MASK_68020.
15576 * doc/invoke.texi: Document -m68010.
15577 * config/m68k/m68k.opt (m68010): New.
15578 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15580 (TUNE_68010): New macro.
15581 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15582 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15583 (M68K_CPU_m68332): Add MASK_68010.
15584 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15585 fallback definition.
15586 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15588 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15589 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15590 to all entries that use MASK_68020.
15591 (output_move_simode_const, output_move_himode, output_move_qimode)
15592 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15593 instead of TARGET_68020 to select clr behavior. Remove comment
15594 about there being no TARGET_68010.
15595 * config/m68k/m68k.md: Likewise throughout.
15597 2007-01-12 Julian Brown <julian@codesourcery.com>
15599 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15600 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15601 * config/m68k/m68k.md: Likewise.
15603 2007-01-12 Julian Brown <julian@codesourcery.com>
15605 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15606 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15608 2007-01-12 Julian Brown <julian@codesourcery.com>
15610 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15611 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15612 * config/m68k/m68k.md: Likewise.
15614 2007-01-12 Julian Brown <julian@codesourcery.com>
15615 Richard Sandiford <richard@codesourcery.com>
15617 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15618 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15619 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15621 (TARGET_CPU32): Rename to...
15622 (TUNE_CPU32): ...this.
15623 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15624 (TUNE_CFV2): New macros.
15625 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15626 remove conditions that are implied by TARGET_68020.
15627 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15628 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15629 (m68k_output_function_epilogue): Likewise.
15630 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15631 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15632 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15633 non-68000 timings. Refactor multiplication and division costs.
15634 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15635 TUNE_CPU32 instead of TARGET_CPU32.
15636 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15637 and TUNE_68060 instead of TARGET_68060.
15638 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15639 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15641 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15642 && !TARGET_COLDFIRE" to choose between moveq and clr.
15643 Likewise in the unnamed movsf pattern.
15644 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15645 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15648 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15650 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15651 of tabbing before backslashes.
15653 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15655 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15656 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15657 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15659 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15661 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15662 find_interesting_uses_cond.
15663 (find_interesting_uses_cond): Use extract_cond_operands.
15664 (rewrite_use_compare): Use extract_cond_operands and
15665 force_gimple_operand_bsi. Do not call update_stmt.
15666 (determine_use_iv_cost_condition): Use extract_cond_operands.
15667 Return cheaper of using original bound and changing the exit bound.
15669 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15671 PR tree-optimization/29516
15672 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15673 most_expensive_mult_to_index, addr_to_parts,
15674 create_mem_ref, maybe_fold_tmr): Make the type of
15675 fields of TARGET_MEM_REF sizetype.
15676 (move_fixed_address_to_symbol, move_pointer_to_base):
15678 * tree.def (TARGET_MEM_REF): Add comment on types of
15681 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15683 * c-common.c (vector_types_convertible_p): Treat opaque types as
15684 always convertible if they have the same size, but not otherwise.
15686 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15688 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15689 Remove the b_unconditional field.
15690 (noce_try_sign_mask): Do not look at b_unconditional.
15691 (noce_process_if_block): Do not use merge_if_blocks. Update
15692 the CFG here. Do not set b_unconditional.
15693 (cond_move_process_if_block): Likewise.
15694 (find_cond_trap): Likewise.
15695 (check_cond_move_block): Require simple jump insns at the end
15696 of the basic block.
15698 2007-01-11 Jan Hubicka <jh@suse.cz>
15700 PR tree-optimization/1046
15701 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15702 when alias info is not ready.
15703 (pass_tail_recursion): Do not require aliasing.
15704 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15705 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15706 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15707 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15708 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15709 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15710 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15712 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15713 When aliasing is not build, mark statement as volatile.
15715 2007-01-11 Tom Tromey <tromey@redhat.com>
15717 PR preprocessor/15185, PR preprocessor/20989:
15718 * doc/cppopts.texi <-MT>: Update description of algorithm for
15719 computing default target.
15720 <-M, -MD>: Reword "basename" text.
15722 2007-01-11 Roger Sayle <roger@eyesopen.com>
15724 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15725 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15726 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15727 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15728 fold_builtin_bswap, real_constp, fold_builtin_pow,
15729 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15730 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15731 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15732 * convert.c (convert_to_pointer): Likewise.
15733 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15734 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15735 const_binop, fold_convert_const_int_from_int,
15736 fold_convert_const_int_from_real,
15737 fold_convert_const_real_from_real, sign_bit_p,
15738 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15739 fold_sign_changed_comparison, fold_unary, fold_comparison,
15740 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15741 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15742 * print-tree.c (print_node_brief, print_node): Likewise.
15743 * stor-layout.c (place_field, layout_type): Likewise.
15744 * tree-chrec.c (keep_cast): Likewise.
15745 * tree.c (build_vector, build_real, build_real_from_int_cst,
15746 build_complex): Likewise.
15748 2007-01-11 Roger Sayle <roger@eyesopen.com>
15750 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15751 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15753 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15755 * configure.ac (strict1_warn): Rename to strict_warn.
15756 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15757 cc_set_by_configure, quoted_cc_set_by_configure,
15758 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15759 all_boot_languages, all_stagestuff): Remove.
15760 (target_list): Remove bootstrap targets.
15761 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15762 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15763 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15764 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15765 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15766 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15767 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15768 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15769 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15770 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15771 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15772 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15773 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15774 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15775 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15776 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15777 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15778 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15779 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15780 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15781 (mostlyclean): Adjust.
15782 (clean, distclean): Don't mention bootstrap stuff.
15783 * configure: Regenerate.
15784 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15785 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15786 treelang/config-lang.in (stagestuff): Remove.
15787 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15788 stageprofile, stagefeedback, stagestuff): Remove mention.
15790 2007-01-11 Nick Clifton <nickc@redhat.com>
15792 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15794 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15795 (mcore_arith_K_S_operand): Run the test for the S constraint not
15796 the test for the M constraint.
15797 (mcore_addsub_operand): Do not accept integer values that are
15798 larger than 32 bits.
15799 * config/mcore/mcore.md: Remove unused constraints from split.
15800 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15801 (addsi3): Likewise.
15802 (allocate_stack): Likewise.
15803 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15804 operands to 32 bits.
15805 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15807 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15808 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15809 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15810 mcore_output_bclri, mcore_output_andn, output_inline_const,
15811 mcore_output_move, mcore_output_movedouble): Likewise.
15812 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15813 (output_inline_const): Likewise.
15814 (output_inline_const): Fix format strings used in sprintf
15816 * config/mcore/mcore-protos.h: Update prototypes for changed
15817 functions in mcore.c.
15818 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15819 HOST_WIDE_INT and not int.
15820 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15821 CONST_OK_FOR_N): Likewise.
15822 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15823 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15826 2007-01-10 Jan Hubicka <jh@suse.cz>
15828 * tree-vrp.c (remove_range_assertions): Release defs.
15829 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15830 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15832 2007-01-10 Paul Brook <paul@codesourcery.com>
15834 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15835 * config/arm/arm.md (mulsi3subsi): New insn.
15837 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15839 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15840 (tree_transform_and_unroll_loop): New.
15841 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15844 2007-01-10 Robert Kennedy <jimbob@google.com>
15846 * fold-const.c (fold_comparison): Fold comparisons like (x *
15847 1000 < 0) to (x < 0).
15849 2007-01-10 Ian Lance Taylor <iant@google.com>
15851 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15852 operands have the same priority.
15854 2007-01-10 Tom Tromey <tromey@redhat.com>
15856 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15857 (fold_binary): Likewise.
15858 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15859 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15860 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15861 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15862 * langhooks.h (struct lang_hooks): Removed field
15863 'can_use_bit_fields_p'.
15865 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15867 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15869 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15871 * function.c (get_last_funcdef_no): New function.
15872 * function.h (get_last_funcdef_no): Declare.
15873 * tree-inline.c (initialize_cfun): Add initialization.
15874 (tree_function_versioning): Cleanup.
15876 2007-01-10 Jan Hubicka <jh@suse.cz>
15878 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15881 2007-01-10 Sa Liu <saliu@de.ibm.com>
15882 Ben Elliston <bje@au.ibm.com>
15884 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15885 for SAVE_NONLOCAL and Pmode for any other save level.
15886 * spu-protos.h (spu_restore_stack_block): Declare.
15887 * spu.md (save_stack_block): Remove.
15888 (restore_stack_block): Call spu_restore_stack_block.
15889 * spu.c (spu_restore_stack_block): New function.
15890 (spu_expand_epilogue): Remove old comment.
15892 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15894 PR tree-optimization/30322
15895 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15896 (cand_value_at): Return the value as aff_tree.
15897 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15898 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15899 aff_combination_mult): New functions.
15900 (aff_combination_add): Use aff_combination_add_cst.
15901 (aff_combination_convert): Allow conversions to a wider type.
15902 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15903 * tree-affine.h (aff_combination_mult): Declare.
15905 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15907 * doc/tm.texi: Update documentation to reflect reality of exec
15908 and start file search behaviours. Update copyright year.
15909 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15910 header file directories.
15912 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15914 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15915 (*cosxf2): Rename to cosxf2_i387.
15916 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15917 using X87MODEF12 mode macro. Rename patterns to
15918 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15920 (*cosdf2, *cossf2): Ditto.
15921 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15922 to match extended input operands.
15923 (sincos<mode>3): New expander.
15924 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15925 insn patterns and corresponding splitters.
15927 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15929 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15930 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15932 2007-01-09 Nicolas Pitre <nico@cam.org>
15935 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15937 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15939 * target.h (struct gcc_target): New field library_rtti_comdat.
15940 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15941 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15942 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15943 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15945 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15947 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15949 2007-01-08 Richard Guenther <rguenther@suse.de>
15951 * tree.h (force_fit_type_double): Export.
15952 (force_fit_type): Remove.
15953 * fold-const.c (force_fit_type_double): New function.
15954 (force_fit_type): Remove.
15955 (int_const_binop): Use it.
15956 (fold_convert_const_int_from_int): Likewise.
15957 (fold_convert_const_int_from_real): Likewise.
15958 (fold_div_compare): Likewise.
15959 (fold_sign_changed_comparison): Likewise.
15960 (fold_unary): Likewise.
15961 (fold_negate_const): Likewise.
15962 (fold_abs_const): Likewise.
15963 (fold_not_const): Likewise.
15964 * c-common.c (shorten_compare): Use force_fit_type_double.
15965 * convert.c (convert_to_pointer): Likewise.
15967 2007-01-08 Richard Guenther <rguenther@suse.de>
15969 * tree.h (build_int_cst_wide_type): Export.
15970 * tree.c (build_int_cst_wide_type): New function.
15971 (build_int_cst_wide): Fix comment.
15972 * builtins.c (fold_builtin_object_size): Use build_int_cst
15973 to build -1 or 0 of the correct type. Use fit_double_type
15974 to check for overflow.
15975 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
15977 (decode_field_reference): Likewise.
15978 (all_ones_mask_p): Likewise.
15979 (native_interpret_int): Use build_int_cst_wide_type.
15980 (fold_binary): Use build_int_cst_type to build an all-ones
15982 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
15984 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
15986 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
15988 2007-01-09 Ben Elliston <bje@au.ibm.com>
15990 * genautomata.c (STATS_OPTION): New option.
15991 (stats_flag): New flag.
15992 (gen_automata_option): Handle it.
15993 (initiate_automaton_gen): Ditto.
15994 (write_automata): Output statistics only if stats_flag is
15995 set. Likewise, output time statistics only if time_flag is set.
15996 * doc/md.texi (Processor pipeline description): Document new flag.
15998 2007-01-08 Richard Guenther <rguenther@suse.de>
16000 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16001 * tree.c (build_int_cst_type): Likewise.
16002 (size_in_bytes): Don't call force_fit_type on the result.
16003 (int_fits_type_p): Use fit_double_type.
16004 * fold-const.c (fit_double_type): New function.
16005 (force_fit_type): Use it.
16006 * tree.h (fit_double_type): Export.
16008 2007-01-08 Jan Hubicka <jh@suse.cz>
16010 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16011 * ipa.c (function_and_variable_visibility): Fix return type.
16013 2007-01-08 Richard Guenther <rguenther@suse.de>
16015 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16016 of offset to build the index.
16017 * tree-pretty-print.c (dump_generic_node): Don't build negated
16018 const just for printing.
16019 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16020 * builtins.c (fold_builtin_int_roundingfn): Check if result
16021 fits the type by using force_fit_type and comparing the result.
16022 * predict.c (predict_loops): Use compare_tree_int for comparison.
16023 * tree.c (build_int_cst): Fall back to integer_type_node for
16025 (build_int_cst_wide): Assert type is non-null.
16027 2007-01-08 Roberto Costa <roberto.costa@st.com>
16029 * tree-vrp.c (extract_range_from_cond_expr): New.
16030 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16031 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16033 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16034 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16035 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16036 used as expressions.
16037 * tree-object-size.c (cond_expr_object_size): New.
16038 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16040 2007-01-08 Jan Hubicka <jh@suse.cz>
16042 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16043 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16046 2007-01-08 Richard Guenther <rguenther@suse.de>
16048 PR tree-optimization/23603
16049 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16050 (extract_range_from_binary): Fall back to truthvalue instead of
16051 varying for TRUTH_*_EXPR.
16052 (extract_range_from_comparison): Fall back to truthvalue instead of
16054 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16055 if all visited PHI values were constant.
16057 2007-01-08 Jan Hubicka <jh@suse.cz>
16059 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16060 (cgraph_analyze_function): break out from ...
16061 (cgraph_finalize_compilation_unit): ... here.
16062 (cgraph_expand_function): Remove forgoten commented out line.
16063 (cgraph_optimize): Analyze functions.
16065 2007-01-08 Jan Hubicka <jh@suse.cz>
16067 * tree-pas.h (TODO_remove_function): New flag.
16068 (TODO_update*): Renumber.
16069 (pass_ipa_increase_alignment,
16070 pass_ipa_function_and_variable_visibility): New passes.
16071 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16072 (cgraph_function_and_variable_visibility): Move to ipa.c
16073 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16074 cgraph_increase_alignment.
16075 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16076 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16077 calling tree-inline.
16078 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16079 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16080 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16081 (gate_increase_alignment): New function.
16082 (pass_ipa_increase_alignment): New pass.
16083 * ipa.c: Inline tree-pass.h and timevar.h
16084 (function_and_variable_visibility): Move here from cgraphunit.c
16085 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16086 * passes.c (init_optimization_passes): Add the two new passes.
16087 (execute_todo): Handle cgraph_remove_functions.
16089 2007-01-08 Nick Clifton <nickc@redhat.com>
16091 * config/frv/predicates.md (reg_or_0_operand): Accept
16094 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16096 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16097 * config.gcc: Add bfin*-rtems*.
16099 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16101 * c.opt: Add -flax-vector-conversions.
16102 * c-typeck.c (convert_for_assignment): Pass flag to
16103 vector_types_convertible_p to allow emission of note.
16104 (digest_init): Likewise.
16105 * c-opts.c: Handle -flax-vector-conversions.
16106 * c-common.c (flag_lax_vector_conversions): New.
16107 (vector_types_convertible_p): Unless -flax-vector conversions
16108 has been passed, disallow conversions between vectors with
16109 differing numbers of subparts and/or element types. If such
16110 a conversion is disallowed, possibly emit a note on the first
16111 occasion only to inform the user of -flax-vector-conversions.
16112 The new last argument specifies this.
16113 * c-common.h (flag_lax_vector_conversions): New.
16114 (vector_types_convertible_p): Add extra argument.
16115 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16116 char_type_node for V*QI type vectors.
16117 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16118 Update to satisfy new typechecking rules.
16119 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16120 C and C++ variants.
16121 * doc/invoke.texi (C Dialect Options): Document
16122 -flax-vector-conversions.
16124 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16126 PR tree-optimization/29877
16127 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16128 a register variable on the RHS to not be replaceable.
16130 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16131 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16132 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16133 const_simm15, const_pow2, const_npow2): Added.
16134 * config/score/misc.md (insv, extv, extzv, movmemsi,
16135 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16136 * config/score/score.c (score_address_cost, score_select_cc_mode):
16138 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16139 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16140 Update score_print_operand.
16141 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16142 Adjust register allocate order and update some macro define.
16143 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16144 mdx_block_move_straight, mdx_block_move_loop_head,
16145 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16146 mdx_block_move): Added.
16147 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16148 mdp_limm): Updated and fix some bug and typo.
16149 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16150 (movsf, movdf, doloop_end): Added.
16152 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16154 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16155 config/arm/thumb2.md: Fix comment typos.
16156 * doc/extend.texi: Fix a typo.
16158 2007-01-07 Eric Christopher <echristo@apple.com>
16160 * configure.ac: Check for __stack_chk_fail for darwin.
16161 * configure: Regenerate.
16163 2007-01-07 Richard Guenther <rguenther@suse.de>
16165 * tree-vrp.c (extract_range_from_assert): CSE calls to
16166 compare_values where possible.
16167 (extract_range_from_unary_expr): Likewise.
16169 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16171 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16172 * config/avr/avr.c (call_insn_operand): Delete function.
16173 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16174 instead of register number. Use predicates.
16175 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16176 call_insn_operand): Add.
16178 2007-01-06 Jan Hubicka <jh@suse.cz>
16180 * tree-pass.h (pass_build_cgraph_edges): Declare.
16181 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16182 (visited_nodes): Remove.
16183 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16184 build_cgrpah_edges; make visited_nodes local.
16185 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16186 (record_references_in_initializer): Move to cgraphbuild.c
16187 (initialize_inline_failed, rebuild_cgraph_edges,
16188 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16189 (verify_cgraph_node): Make visited_nodes local.
16190 (cgraph_analyze_function): Do not call cgraph_create_edges and
16191 initialize_inline_failed.
16192 (cgraph_expand_function): Do not call cgraph_lower_function;
16193 assert that function is already lowered.
16194 * Makefile.in (cgraphbuild.o): New.
16195 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16196 at the end of lowering passes.
16198 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16200 * ifcvt.c (cond_move_convert_if_block): New function, code
16201 factored out from...
16202 (cond_move_process_if_block): ...here. Call the new function
16203 on the THEN and ELSE blocks.
16204 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16205 already takes care of this.
16207 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16210 * tree.h (TREE_OVERFLOW_P): New.
16211 * c-typeck.c (parser_build_unary_op): Warn only if result
16212 overflowed and operands did not.
16213 (parser_build_binary_op): Likewise.
16214 (convert_for_assignment): Remove redundant overflow_warning.
16215 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16217 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16219 * c-typeck.c (store_init_value): Split over two lines to follow
16220 the GNU coding style.
16222 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16224 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16225 __GXX_EXPERIMENTAL_CXX0X__.
16226 * doc/cpp.texi: Same.
16228 2007-01-05 Richard Guenther <rguenther@suse.de>
16230 PR middle-end/27826
16231 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16232 with mismatched types. Instead explicitly build a
16233 conversion NOP_EXPR.
16235 2007-01-05 Ian Lance Taylor <iant@google.com>
16237 * c-common.c (decl_with_nonnull_addr_p): New function.
16238 (c_common_truthvalue_conversion): Call it.
16239 * c-typeck.c (build_binary_op): Likewise.
16240 * c-common.h (decl_with_nonnull_addr_p): Declare.
16242 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16245 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16248 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16250 * doc/install.texi (Final install): Document the fact that
16251 the GNAT runtime should not be stripped.
16253 2007-01-04 Jan Hubicka <jh@suse.cz>
16255 * tree-inline.c (fold_marked_statements): Update operand caches
16256 and EH after folding
16258 2007-01-04 Ian Lance Taylor <iant@google.com>
16260 * c-common.c (check_function_nonnull): Whitespace fix.
16262 2007-01-04 Jan Hubicka <jh@suse.cz>
16264 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16265 comitted older version of patch.
16266 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16267 function, celanup cfg and collect garbage.
16269 2007-01-04 Mike Stump <mrs@apple.com>
16271 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16274 2007-01-04 Eric Christopher <echristo@apple.com>
16276 * libgcc2.c (__bswapsi2): Use SItype.
16277 (__bswapdi2): Use DItype.
16278 * libgcc2.h: Update for above.
16280 2007-01-04 Paul Brook <paul@codesourcery.com>
16282 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16283 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16284 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16285 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16286 umulsi3_highpart): Make conditional on !arm_arch6.
16287 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16288 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16289 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16290 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16291 umulsi3_highpart_v6): New insns.
16293 2007-01-04 Roger Sayle <roger@eyesopen.com>
16295 * fold-const.c (fold_convert): When casting an expression to void,
16296 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16297 have a type. Instead of attempting to build a NOP_EXPR, return
16298 these "special" trees directly.
16300 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16302 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16303 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16304 rs6000_cost->fp not 0 as adjustment for outer NEG.
16306 2007-01-04 Jan Hubicka <jh@suse.cz>
16308 * cgraph.c (cgraph_release_function_body): New function.
16309 (cgraph_remove_node): Use it.
16310 * cgraph.h (cgraph_release_function_body): Declare.
16311 * cgraphunit.c (cgraph_expand_function): Use it.
16312 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16313 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16314 is initialized and while compilation of other function is running.
16315 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16316 statement CFG annotations from here to ...
16317 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16319 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16321 * cfgloop.h (enum li_flags): Make the constants powers of two.
16323 2007-01-04 Jan Hubicka <jh@suse.cz>
16325 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16327 (fold_marked_statements): New function.
16328 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16329 * tree-inline.h (copy_body_data): Add statements_to_fold.
16331 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16333 * config.gcc: Mention libgcc/config.host.
16334 * Makefile.in: Update comments mentioning libgcc.
16335 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16336 (all.cross, start.encap, rest.encap, rest.cross): Update
16337 dependencies for libgcc move.
16338 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16339 (clean-target, clean-target-libgcc): Delete.
16340 (srcdirify, GCC_EXTRA_PARTS): New macros.
16341 (libgcc-support, libgcc.mvars): New rules.
16342 (distclean): Remove mention of mklibgcc.
16343 (install): Don't reference INSTALL_LIBGCC.
16344 (install-common): Don't reference EXTRA_PARTS.
16345 (install-libgcc, install-multilib): Delete rules.
16346 * mklibgcc.in: Delete file.
16347 * doc/configfiles.texi: Don't mention mklibgcc.
16349 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16350 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16351 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16352 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16353 (mklibgcc, ldblspecs): Likewise.
16355 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16356 (posixpre.def): Use $(T).
16357 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16358 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16359 (SHLIB_LINK): Make dummy.
16360 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16362 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16364 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16365 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16366 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16367 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16369 * configure.ac (all_outputs): Remove mklibgcc.
16370 * configure: Regenerated.
16372 2007-01-03 Josh Conner <jconner@apple.com>
16374 PR middle-end/29683
16375 * calls.c (compute_argument_addresses): Set stack and stack_slot
16376 for partial args, too.
16377 (store_one_arg): Use locate.size.constant for the size when
16378 generating a save_area.
16380 2007-01-03 Robert Kennedy <jimbob@google.com>
16382 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16383 whose definitions are deleted due to basic block merging.
16385 2007-01-03 Paul Brook <paul@codesourcery.com>
16388 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16390 (use_return_insn): Return 0 for Thumb interrupt functions.
16391 (print_multi_reg): Add rfe argument for IRQ returns.
16392 (arm_output_epilogue): Pop interrupt return address directly into PC.
16393 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16395 2007-01-03 Paul Brook <paul@codesourcery.com>
16397 Merge from sourcerygxx-4_1.
16398 * config/arm/thumb2.md: New file.
16399 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16401 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16402 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16403 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16404 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16406 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16407 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16409 * config/arm/ieee754-sf.S: Ditto.
16410 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16411 (thumb1_base_register_rtx_p): ... to this.
16412 (thumb_index_register_rtx_p): Rename...
16413 (thumb1_index_register_rtx_p): ... to this.
16414 (thumb_output_function_prologue): Rename...
16415 (thumb1_output_function_prologue): ... to this.
16416 (thumb_legitimate_address_p): Rename...
16417 (thumb1_legitimate_address_p): ... to this.
16418 (thumb_rtx_costs): Rename...
16419 (thumb1_rtx_costs): ... to this.
16420 (thumb_compute_save_reg_mask): Rename...
16421 (thumb1_compute_save_reg_mask): ... to this.
16422 (thumb_final_prescan_insn): Rename...
16423 (thumb1_final_prescan_insn): ... to this.
16424 (thumb_expand_epilogue): Rename...
16425 (thumb1_expand_epilogue): ... to this.
16426 (arm_unwind_emit_stm): Rename...
16427 (arm_unwind_emit_sequence): ... to this.
16428 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16429 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16430 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16431 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16432 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16433 thumb2_output_casesi): New functions.
16434 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16435 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16436 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16437 THUMB2_WORK_REGS): Define.
16438 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16439 arm_condexec_mask, arm_condexec_masklen)): New variables.
16440 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16441 (arm_override_options): Check new CPU capabilities.
16442 Set new architecture flag variables.
16443 (arm_isr_value): Handle v7m interrupt functions.
16444 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16446 (const_ok_for_arm): Handle Thumb-2 constants.
16447 (arm_gen_constant): Ditto. Use movw when available.
16448 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16450 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16451 (thumb_find_work_register, arm_load_pic_register,
16452 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16453 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16454 print_multi_reg, output_mov_long_double_fpa_from_arm,
16455 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16456 output_mov_double_fpa_from_arm, output_move_double,
16457 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16458 output_return_instruction, arm_output_function_prologue,
16459 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16460 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16461 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16462 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16463 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16464 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16466 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16467 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16468 (arm_file_start): Output directive for unified syntax.
16469 (arm_unwind_emit_set): Handle stack alignment instruction.
16470 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16471 Add v6t2, v7, v7a, v7r and v7m.
16472 (RETLDM): Add Thumb-2 code.
16473 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16474 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16475 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16476 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16477 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16478 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16479 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16480 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16481 ADJUST_INSN_LENGTH): Define.
16482 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16483 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16484 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16485 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16486 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16487 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16488 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16489 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16490 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16491 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16492 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16493 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16494 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16495 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16496 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16497 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16498 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16500 * config/arm/arm-tune.md: Regenerate.
16501 * config/arm/arm-protos.h: Update prototypes.
16502 * config/arm/vfp.md: Enable patterns for Thumb-2.
16503 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16504 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16505 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16506 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16507 * config/arm/libunwind.S: Add Thumb-2 code.
16508 * config/arm/constraints.md: Update include Thumb-2.
16509 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16510 * config/arm/ieee754-df.S: Ditto.
16511 * config/arm/bpabi.S: Ditto.
16512 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16513 * config/arm/predicates.md (low_register_operand,
16514 low_reg_or_int_operand, thumb_16bit_operator): New.
16515 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16516 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16517 * config/arm/t-arm-elf: Add armv7 multilib.
16518 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16520 (UNSPEC_STACK_ALIGN, ce_count): New.
16521 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16522 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16524 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16525 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16526 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16527 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16528 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16529 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16531 * doc/extend.texi: Document ARMv7-M interrupt functions.
16532 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16534 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16536 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16537 (struct _Unwind_Context): Rename args_size to flags, remove
16538 signal_frame field, add a new args_size field and version field.
16539 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16540 _Unwind_IsExtendedContext): New inline functions.
16541 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16542 Assume by_value array is only present if _Unwind_IsExtendedContext.
16543 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16544 _Unwind_IsSignalFrame.
16545 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16546 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16547 (uw_init_context_1): Initialize context->flags to
16548 EXTENDED_CONTEXT_BIT.
16549 * config/rs6000/linux-unwind.h (frob_update_context): Use
16550 _Unwind_SetSignalFrame.
16552 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16554 PR middle-end/30353
16555 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16556 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16559 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16561 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16562 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16563 RET, AT_SP): Remove.
16564 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16567 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16568 * cfgbuild.c (find_basic_blocks): Likewise.
16569 * cfgrtl.c (rtl_create_basic_block): Likewise.
16570 * function.c (temp_slots_at_level): Likewise.
16571 * reg-stack.c (stack_regs_mentioned): Likewise.
16572 * regclass.c (allocate_reg_info): Likewise.
16573 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16574 set_bb_for_stmt, move_block_to_fn): Likewise.
16575 * tree-complex.c (tree_lower_complex): Likewise.
16576 * vec.h (VEC_safe_grow_cleared): New.
16578 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16580 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16582 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16583 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16585 * cfgloopmanip.c (scale_loop_frequencies): Export.
16586 (loopify): Scale the frequencies by prescribed coefficients.
16587 (set_zero_probability): New function.
16588 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16589 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16590 and frequencies according to arguments.
16591 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16593 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16594 * modulo-sched.c (sms_schedule): Set probabilities for entering
16595 versioned loop correctly.
16596 * tree-vect-transform.c (vect_transform_loop): Ditto.
16597 * cfgloop.h (loopify, loop_version): Declaration changed.
16598 (scale_loop_frequencies): Declared.
16600 2007-01-02 Jan Hubicka <jh@suse.cz>
16602 * cgraph.c: Include tree-flow.h
16603 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16604 early_local_passes.
16605 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16606 * tree-pass.h (pass_all_early_optimizations): Declare.
16607 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16608 early_local_passes.
16609 (cgraph_analyze_function): Do early_local_passes.
16610 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16611 Do not add referenced vars.
16612 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16614 (gate_all_early_local_passes): New gate.
16615 (pass_early_local_passes): Use new gate.
16616 (execute_early_local_optimizations): New functions.
16617 (gate_all_early_optimizations): New gate.
16618 (pass_all_early_optimizations): New pass.
16619 (execute_free_datastructures): Free SSA only when initialized.
16620 (gate_init_datastructures): Init only when optimizing.
16621 (tree_lowering_passes): Do early local passes when called late.
16622 * tree-profile.c (do_tree_profiling): Don't profile functions added
16624 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16625 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16627 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16628 during early_local_passes.
16629 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16632 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16634 * Makefile.in: Update copyright year.
16636 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16638 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16639 in $(lang_checks) and check-consistency targets.
16641 2007-01-02 Jan Hubicka <jh@suse.cz>
16643 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16644 Do not add referenced vars.
16645 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16647 * passes.c (init_optimization_passes): Put mudflap_2 after
16648 free_datastructures.
16650 2007-01-02 Jan Hubicka <jh@suse.cz>
16652 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16653 Set NOTHROW flag on call statements proved to be nothrow.
16654 Update statement of local calls so new pure/const functions are
16655 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16657 (tree_rest_of_compilation): Register hooks and initialize bitmap
16658 early. Do not set after_inlining flag.
16660 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16662 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16663 HOST_BITS_PER_LONGLONG
16665 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16668 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16669 warning for non-static initializers.
16671 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16673 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16674 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16675 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16676 Always use set_unique_reg_note to add REG_EQUAL notes.
16678 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16681 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16683 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16684 * cfgbuild.c (find_basic_blocks): Likewise.
16685 * cfgrtl.c (rtl_create_basic_block): Likewise.
16686 * function.c (temp_slots_at_level): Likewise.
16687 * reg-stack.c (stack_regs_mentioned): Likewise.
16688 * regclass.c (allocate_reg_info): Likewise.
16689 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16690 set_bb_for_stmt, move_block_to_fn): Likewise.
16691 * tree-complex.c (tree_lower_complex): Likewise.
16692 * vec.h (VEC_safe_grow_cleared): New.
16694 2007-01-02 Ian Lance Taylor <iant@google.com>
16696 * c-common.c (c_common_truthvalue_conversion): When warning about
16697 using an assignment as a truth value, set TREE_NO_WARNING.
16699 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16702 * c.opt (Wold-style-declaration): New.
16703 * doc/invoke.texi (C-only Warning Options): New.
16704 (Wold-style-declaration): Document it.
16705 (Wextra): Enabled by -Wextra.
16706 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16707 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16708 -Wold-style-declaration.
16710 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16712 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16713 * cfgbuild.c (find_basic_blocks): Likewise.
16714 * cfgrtl.c (rtl_create_basic_block): Likewise.
16715 * function.c (temp_slots_at_level): Likewise.
16716 * reg-stack.c (stack_regs_mentioned): Likewise.
16717 * regclass.c (allocate_reg_info): Likewise.
16718 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16719 set_bb_for_stmt, move_block_to_fn): Likewise.
16720 * tree-complex.c (tree_lower_complex): Likewise.
16721 * vec.h (VEC_safe_grow_cleared): New.
16723 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16725 * c-common.c (c_common_nodes_and_builtins): Since variants of
16726 void_type_node get built before it is given a name, we need to
16727 give those variants the name, too.
16728 (complete_array_type): We need to work with the canonical main
16729 type of the array, from which we will build the qualified version.
16730 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16731 * print-tree.c (print_node): Display canonical type information
16733 * stor-layout.c (layout_type): When we don't know the
16734 alignment of a type for which we're building an array, we end up
16735 guessing wrong, so make the type require structural equality.
16736 * tree.c (make_node_stat): When we build a new type, it is its
16737 own canonical type.
16738 (build_type_attribute_qual_variant): When building an attribute
16739 variant, its canonical type is the non-attribute variant. However,
16740 if the attributes are target-dependent and they differ, we need to
16741 use structural equality checks for this type.
16742 (build_qualified_type): A qualified type is not equivalent to its
16743 unqualified variant; set the canonical type appropriately.
16744 (build_distinct_type_copy): When building a distinct type from
16745 another type, the new type is its own canonical type.
16746 (build_variant_type_copy): When building a new type variant, we
16747 assume that it is equivalent to the original type.
16748 (build_pointer_type_for_mode): When building a pointer type, also
16749 build a canonical type pointer.
16750 (build_reference_type_for_mode): When building a reference type,
16751 also build a canonical type reference.
16752 (build_index_type): When we can't hash an index type (e.g.,
16753 because its maximum value is negative), the index type requires
16754 structural equality tests.
16755 (build_array_type): Build the canonical form of an array type.
16756 (build_function_type): Function types require structural equality,
16757 because they contain default arguments, attributes, etc.
16758 (build_method_type_directly): Ditto for method types.
16759 (build_offset_type): Build the canonical offset type.
16760 (build_complex_type): Build the canonical vector type.
16761 (make_vector_type): Build the canonical vector type.
16762 * tree.h (TYPE_CANONICAL): New.
16763 (TYPE_STRUCTURAL_EQUALITY_P): New.
16764 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16765 (struct tree_type): Added "canonical" field.
16766 * params.h (VERIFY_CANONICAL_TYPES): New.
16767 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16768 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16769 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16770 * doc/invoke.texi (verify-canonical-types): Document --param
16771 parameter for verifying canonical types.
16773 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16775 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16776 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16777 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16778 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16780 * config/rs6000/e500.h: New.
16781 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16782 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16784 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16785 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16786 TARGET_E500_DOUBLE): Remove.
16787 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16788 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16789 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16790 * config/rs6000/rs6000.c (rs6000_override_options): Use
16791 CHECK_E500_OPTIONS.
16793 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16795 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16796 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16797 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16798 rs6000_emit_cmove): Don't check TARGET_E500.
16799 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16800 sordered): Don't check TARGET_E500.
16802 2007-01-01 Eric Christopher <echristo@apple.com>
16804 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16805 HARD_REGISTER_NUM_P.
16807 2007-01-01 Roger Sayle <roger@eyesopen.com>
16809 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16810 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16811 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16814 2007-01-01 Mike Stump <mrs@apple.com>
16816 * configure.ac: Remove support for building with Apple's gcc-3.1.
16818 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16820 PR middle-end/30311
16821 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16822 REG is a hard register. Do not modify REG before calling
16824 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16825 multiple of the size of YMODE for certain lowpart cases.
16827 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16829 PR middle-end/30253
16830 * gimplify (voidify_wrapper_expr): Update for
16831 GIMPLE_MODIFY_STMT.
16833 2007-01-01 Andreas Schwab <schwab@suse.de>
16836 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16837 save of BR0 in extra_spill_size instead of spill_size.
16838 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16840 (ia64_expand_epilogue): Restore BR0 from its new location.
16842 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16844 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16845 Use a temporary variable if the left hand side is not a gimple
16848 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16850 * gimplify.c (gimplify_return_expr): Make the temporary variable
16851 for the return expression, a gimple register variable.
16853 2007-01-01 Jan Hubicka <jh@suse.cz>
16855 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16858 2007-01-01 Mike Stump <mrs@apple.com>
16860 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16862 * config/darwin.c (machopic_select_rtx_section): Use
16863 HAVE_GAS_LITERAL16.
16864 (darwin_mergeable_constant_section): Likewise.
16865 * configure: Regenerate.
16866 * config.in: Regenerate.
16868 2007-01-01 Jan Hubicka <jh@suse.cz>
16869 Andrew Pinski <pinskia@gmail.com>
16871 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16872 before starting IPA passes.