1 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
3 PR tree-optimization/32383
4 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
5 * targhooks.h (default_builtin_reciprocal): Update prototype.
6 * target.h (struct gcc_target): Update builtin_reciprocal.
7 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
8 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
10 when fndecl is in BUILT_IN_MD class.
11 (execute_convert_to_rsqrt): Ditto.
13 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15 Convert BUILT_IN_SQRTF code only when md_fn is false.
17 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
19 * bt-load.c (move_btr_def): Fix the order of arguments
20 to validate_replace_rtx.
22 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
24 * config/m68k/m68k-devices.def: Add 54450..54455.
26 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
28 PR rtl-optimization/32366
29 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
30 FLOAT_EXTEND]: Prevent non-scalar modes from entering
33 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
36 * modulo-sched (generate_reg_moves): Added rescan parameter and if
37 this is true, rescan insn being modified.
38 (sms_schedule): Added rescan parameter.
39 (rest_of_handle_sms): Moved freeing of dominance info to before
40 getting out of cfg_layout.
42 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
44 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
45 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
48 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
49 FL_CF_EMAC from the entry for isac.
51 * config/m68k/predicates.md (const_call_operand): Adjust comment.
52 (const_sibcall_operand): New.
53 (sibcall_operand): Use it.
54 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
55 (m68k_isas): ISAC does not imply FPU or EMAC.
56 (override_options): Add ISA_C logic for symbolic jump & call.
58 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
60 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
61 return mode from the builtin itself.
62 (sparc_fold_builtin): Fix cast of zero constant.
64 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
66 * targhooks.c (default_builtin_reciprocal): New default target hook.
67 * targhooks.h (default_builtin_reciprocal): Add prototype.
68 * hooks.c (hook_tree_tree_bool_null): Remove hook.
69 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
70 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
71 default_builtin_reciprocal.
73 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
76 * hooks.c (hook_tree_tree_bool_null): New hook.
77 * hooks.h (hook_tree_tree_bool_null): Add prototype.
78 * tree-pass.h (pass_convert_to_rsqrt): Declare.
79 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
80 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
81 and convert it to reciprocal a*rfunc(b).
82 (execute_convert_to_rsqrt): New function.
83 (gate_convert_to_rsqrt): New function.
84 (pass_convert_to_rsqrt): New pass definition.
85 * target.h (struct gcc_target): Add builtin_reciprocal.
86 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
87 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
88 TARGET_BUILTIN_RECIPROCAL.
89 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
91 * config/i386/i386.h (TARGET_RECIP): New define.
92 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
93 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
94 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
95 and not optimizing for size.
96 (*rcpsf2_sse): New insn pattern.
97 (*rsqrtsf2_sse): Ditto.
98 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
99 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
100 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
101 and not optimizing for size.
102 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
103 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
104 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
105 and not optimizing for size.
106 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
107 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
108 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
109 and not optimizing for size.
110 (*sse_rsqrtv4sf2): Do not export.
112 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
113 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
114 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
115 and not optimizing for size.
117 * config/i386/i386.opt (mrecip): New option.
118 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
119 (ix86_emit_swsqrtsf): Ditto.
120 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
121 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
123 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
124 ix86_expand_unop1_builtin.
125 (ix86_emit_swdivsf): New function.
126 (ix86_emit_swsqrtsf): Ditto.
127 (ix86_builtin_reciprocal): New function.
128 (TARGET_BUILTIN_RECIPROCAL): Use it.
129 (ix86_vectorize_builtin_conversion): Rename from
130 ix86_builtin_conversion.
131 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
132 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
133 "i386 and x86_64 Options" section.
134 (Intel 386 and AMD x86_64 Options): Document -mrecip.
136 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
137 Zdenek Dvorak <dvorakz@suse.cz>
138 Richard Guenther <rguenther@suse.de>
139 Kaz Kojima <kkojima@gcc.gnu.org>
141 * tree-vrp.c (compare_values_warnv): Convert val2 to
143 (extract_range_from_assert): Create
144 POINTER_PLUS_EXPR for pointer types.
145 (extract_range_from_binary_expr): Handle
146 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
148 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
149 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
150 POINTER_PLUS_EXPR as PLUS_EXPR.
151 (number_of_iterations_lt_to_ne):
152 For pointer types, use sizetype when
153 creating MINUS_EXPR/PLUS_EXPRs.
154 (assert_loop_rolls_lt): For pointer types, use sizetype when
155 creating MINUS_EXPR/PLUS_EXPRs.
156 (number_of_iterations_le): Likewise.
157 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
158 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
159 like PLUS_EXPR and MINUS_EXPR.
160 * tree-pretty-print.c (dump_generic_node): Handle
163 (op_symbol_1): Likewise.
164 * optabs.c (optab_for_tree_code): Likewise.
165 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
167 * tree-tailcall.c (process_assignment): Mention
168 POINTER_PLUS_EXPR in a TODO comment.
169 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
170 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
171 not used with a pointer and an integer type.
172 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
173 increment using chrec_convert_rhs instead of chrec_convert.
174 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
175 PLUS_EXPR except for the right hand side's type will be
177 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
178 (fold_used_pointer_cast): Kill.
179 (pointer_offset_p): Kill.
180 (fold_used_pointer): Kill.
181 (pointer_used_p): Kill.
182 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
183 call fold_used_pointer.
184 (instantiate_parameters_1): Convert the increment
185 using chrec_convert_rhs instead of chrec_convert.
186 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
187 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
188 instead of PLUS_EXPR.
189 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
190 PLUS_EXPR for pointers.
191 (std_gimplify_va_arg_expr): Likewise.
192 (fold_builtin_memory_op): Likewise.
193 (fold_builtin_strstr): Likewise.
194 (fold_builtin_strchr): Likewise.
195 (fold_builtin_strrchr): Likewise.
196 (fold_builtin_strpbrk): Likewise.
197 (expand_builtin_memory_chk): Likewise.
198 (fold_builtin_memory_chk): Likewise.
199 (std_expand_builtin_va_start): Use
200 sizetype for the call to make_tree and then convert
202 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
203 instead of PLUS_EXPR for adding to a pointer.
204 (std_gimplify_va_arg_expr): Use fold_build2 for
205 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
206 the operands to sizetype first and then cast the BIT_AND_EXPR
207 back to the pointer type.
208 * fold-const.c (build_range_check): Handle pointer types
210 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
211 of PLUS_EXPR's. Make sure the offset is converted to
213 (try_move_mult_to_index): Strip the NOPs from the offset.
214 Remove code argument and replace all uses with PLUS_EXPR.
215 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
216 specially. Don't use a pointer type for MINUS_EXPR.
217 (fold_unary): Handle for (T1)(X op Y),
218 only p+ as that is the only as that can be handled for
219 binary operators now.
220 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
222 <case PLUS_EXPR>: Add folding of PTR+INT into
224 Don't call try_move_mult_to_index.
225 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
226 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
227 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
228 Don't call try_move_mult_to_index.
229 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
230 (tree_expr_nonzero_p): Likewise.
231 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
232 of PLUS_EXPR for the complex expression folding.
233 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
234 first chrec is a pointer type, then the second should
235 be sizetype and not the first's type.
236 For POINTER_PLUS_EXPR, use a different right hand side type.
237 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
238 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
239 different right hand side type.
240 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
241 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
242 instead of PLUS_EXPR.
243 When either operand is zero, convert the other operand.
244 (chrec_apply): Use chrec_convert_rhs
245 on the argument x instead of chrec_convert.
246 (reset_evolution_in_loop): For pointer types, the new_evol
248 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
249 different right hand side type.
250 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
251 (chrec_convert_rhs): New function.
252 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
253 different right hand side type.
254 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
255 * tree-chrec.h (chrec_convert_rhs): New prototype.
256 (build_polynomial_chrec): For pointer types, the right hand
257 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
258 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
259 Remove subtraction case as it is always addition now.
260 Make sure the offset is converted to sizetype.
261 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
262 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
263 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
264 PLUS_EXPR in pointer type.
265 Handle POINTER_PLUS_EXPR.
266 (tree_to_aff_combination): Likewise.
267 (force_expr_to_var_cost): Likewise.
268 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
269 instead of PLUS_EXPR for pointers.
270 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
271 instead of PLUS_EXPR of pointer types.
272 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
274 (check_va_list_escapes): Likewise.
275 (check_all_va_list_escapes): Likewise.
276 * dwarf2out.c (loc_descriptor_from_tree_1):
277 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
278 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
279 (string_constant): Likewise.
280 * tree-ssa-address.c (tree_mem_ref_addr): When adding
281 the offset to the base, use POINTER_PLUS_EXPR.
282 (add_to_parts): Convert the index to sizetype.
283 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
284 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
285 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
286 Offset only holds something for PLUS_EXPR.
287 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
289 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
291 (analyze_accesses_for_modify_stmt): Likewise.
292 Remove comment about the type being integral type as it is
294 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
296 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
298 Correct the type which the artimentic is done in (is now
301 * tree-data-ref.c (split_constant_offset): Handle
303 * tree-affine.c (tree_to_aff_combination): Likewise.
304 * c-typeck.c (build_unary_op): For pointers create the increment
305 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
307 * gimplify.c (gimplify_self_mod_expr): Create a
308 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
309 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
310 * tree.def (POINTER_PLUS_EXPR): New tree code.
311 * tree-predcom.c (ref_at_iteration): If we have a pointer
312 type do the multiplication in sizetype.
313 * tree-mudflap.c (mf_xform_derefs_1): Create a
314 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
315 * tree-ssa-forwprop.c
316 (forward_propagate_addr_into_variable_array_index):
317 Don't expect there to be a cast for the index as that
318 does not exist anymore.
319 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
320 instead of PLUS_EXPR.
321 Don't check for the first operand of the POINTER_PLUS_EXPR
322 was the index as it cannot be.
323 Call forward_propagate_addr_into_variable_array_index with
324 the SSA_NAME instead of the statement.
325 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
326 (compare_constant): Likewise.
327 (copy_constant): Likewise.
328 (compute_reloc_for_constant): Likewise.
329 (output_addressed_constants): Likewise.
330 (initializer_constant_valid_p): Likewise.
331 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
332 Convert the MIN/MAX of the inner type to the outer
333 type before comparing them.
334 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
335 POINTER_PLUS_EXPR instead of PLUS_EXPR.
336 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
337 of PLUS_EXPR for pointers.
338 * tree-inline.c (estimate_num_insns_1): Handle
340 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
341 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
342 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
343 instead of PLUS_EXPR for the pointer increment statement.
344 (vect_update_ivs_after_vectorizer): For pointer types, create
345 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
346 MULT_EXPR in sizetype.
347 (vect_gen_niters_for_prolog_loop): Add a cast when creating
349 * tree-object-size.c (plus_expr_object_size): Handle
350 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
351 code which is trying to figure out which side is a pointer and
353 (check_for_plus_in_loops_1): Likewise.
354 (check_for_plus_in_loops): Likewise.
355 * c-common.c (pointer_int_sum): Create a
356 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
357 * tree-ssa-structalias.c (handle_ptr_arith): Handle
358 only POINTER_PLUS_EXPR. Removing all the extra
359 code which is trying to figure out which side is a pointer and
361 * tree-cfg.c (verify_expr): Add extra checking for pointers and
362 PLUS_EXPR and MINUS_EXPR.
363 Also add checking to make sure the operands of POINTER_PLUS_EXPR
365 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
366 with make_tree, instead of a pointer type.
367 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
368 for pointers instead of PLUS_EXPR.
369 (s390_gimplify_va_arg): Likewise.
370 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
371 instead of PLUS_EXPR when doing addition on pointer
372 types. Use sizetype for the second operand.
373 (spu_gimplify_va_arg_expr): Likewise.
374 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
375 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
376 a pointer. Don't create a BIT_AND_EXPR for pointer types.
377 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
378 for the pointer addition and also use size_int/sizetype
380 (ix86_gimplify_va_arg): Likewise.
381 Perform BIT_AND_EXPR on sizetype arguments.
382 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
383 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
384 for the pointer additions and also use size_int for the offsets.
385 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
386 additions and also use size_int for the offsets. Perform
387 BIT_AND_EXPR on sizetype arguments.
388 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
389 POINTER_PLUS_EXPR for pointers and create the
390 BIT_AND_EXPR in sizetype.
391 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
392 instead of PLUS_EXPR for pointer addition.
393 (rs6000_va_start): Likewise.
394 Also use sizetype for the offset.
395 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
396 as PLUS_EXPR/MINUS_EXPR.
397 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
398 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
399 Don't use BIT_AND_EXPR on a pointer type, convert the
400 expression to sizetype first.
401 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
403 (mips_gimplify_va_arg_expr): Likewise.
404 Don't create BIT_AND_EXPR in a pointer type.
406 2007-06-15 Eric Christopher <echristo@apple.com>
408 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
409 (x86_64-*-darwin*): Ditto.
410 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
413 2007-06-15 Matthew Wilcox <matthew@wil.cx>
415 * doc/extend.texi: Document behavior of __attribute__((aligned))
418 2007-06-15 Mark Mitchell <mark@codesourcery.com>
420 * rtlanal.c (note_stores): Improve documentation.
422 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
424 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
425 LOCAL_LABEL_PREFIX): Delete.
426 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
427 (bfin_internal_label): Delete.
429 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
431 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
432 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
433 otherwise define to LIBGCC2_TF_CEXT.
434 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
435 (LIBGCC_TF_CEXT): Ditto.
438 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
440 PR rtl-optimization/32339
441 * df-scan.c (df_uses_record): Don't modify flags but just add to
442 it for df_ref_record.
444 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
446 * tree-mudflap.c: Fix whitespace issues.
448 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
450 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
452 2007-06-14 Eric Christopher <echristo@apple.com>
454 * config/i386/sse.md (movdi_to_sse): Rewrite body.
455 (movv4sf): Use gcc_unreachable instead of abort.
457 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
460 * config/i386/sfp-machine.h (CMPtype): New define.
461 (mach stubs): Use CMPtype instead of int as a return type.
463 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
465 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
466 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
467 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
468 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
469 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
470 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
471 config/soft-fp/soft-fp.h: Update from glibc CVS.
473 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
475 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
477 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
480 * config/v850/v850.c: Include dataflow header file.
481 (substitute_ep_register): Fix typo.
483 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
485 * configure.ac: Fix earlier checkin.
486 * configure: Regenerated.
488 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
490 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
491 * aclocal.m4: Regenerate.
492 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
493 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
494 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
495 * configure: Regenerate.
496 * Makefile.in (LOOSE_WARN): Subst loose_warn.
498 * Makefile.in (quickstrap): Build libgcc too.
500 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
502 * configure.ac: Add --enable-checking=df. Explicitly mention that
503 the variables are initialized as for "release".
505 * configure: Regenerate.
506 * config.in: Regenerate.
508 2007-06-14 Bob Wilson <bob.wilson@acm.org>
510 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
511 validate_replace_rtx instead of replace_rtx.
512 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
514 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
516 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
517 (DWARF2_UNWIND_INFO): Override default if configured with
519 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
520 (ENDFILE_SPEC): Add crtend.o.
521 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
522 (ENDFILE_SPEC): Add crtend.o.
523 (TARGET_USE_JCR_SECTION): Define.
524 (MD_UNWIND_SUPPORT): Define for 32-bit target.
526 * config/i386/cygming-crtbegin.c: New file.
527 * config/i386/cygming-crtend.c: New file.
529 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
531 * config/i386/w32-unwind.h: New file.
533 2007-06-13 Eric Christopher <echristo@apple.com>
535 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
536 the user set a value below STACK_BOUNDARY.
538 2007-06-13 Thiemo Seufer <ths@networkno.de>
540 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
541 imply -lpthread for -pthread.
543 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
545 * basic-block.h: Remove the prototype for
546 free_basic_block_vars.
547 * cfglayout.h: Remove the prototype for
548 insn_locators_initialize.
549 * tree.h: Remove the prototype for emit_line_note.
551 * tree-ssa-pre.c (mergephitemp): Remove.
552 (init_pre): Don't use mergephitemp.
554 2007-06-13 Eric Christopher <echristo@apple.com>
556 * config/i386/i386.c (override_options): If we've specified
557 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
559 2007-06-13 Bob Wilson <bob.wilson@acm.org>
561 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
564 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
566 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
567 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
568 (eh_store_handler): New pattern.
569 (eh_return): Emit it instead of a plain move.
571 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
573 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
574 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
575 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
578 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
580 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
581 (find_next_insn_start, find_load): New functions.
582 (bfin_reorg): Use them to deal with the fact that parallel insns are
583 no longer represented as a SEQUENCE.
585 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
587 * config/sparc/sparc.c (sparc_override_options): Initialize
590 2007-06-13 Dave Korn <dave.korn@artimi.com>
592 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
595 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
597 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
598 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
599 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
600 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
601 tree-vect-transform.c: Fix comment typos. Follow spelling
604 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
606 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
607 to the exit block use set.
608 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
609 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
611 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
613 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
614 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
615 to indicate an error.
616 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
617 (dbg_cnt_process_opt): Print an error on a bad argument.
618 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
619 * common.opt (-fdbg-cnt-list): New.
620 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
622 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
624 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
625 flag on ref-all pointers.
627 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
630 * expr.c (expand_expr_addr_expr_1): Call expand_expr
631 for the offset with the modifier as EXPAND_INITIALIZER
632 if the modifier is EXPAND_INITIALIZER.
633 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
634 a register if we had an overflow.
636 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
638 * real.c (real_isfinite): New.
640 * real.h (real_isfinite): New.
641 * builtins.c: Use it.
643 2007-06-12 Ian Lance Taylor <iant@google.com>
644 Daniel Berlin <dberlin@dberlin.org>
647 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
648 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
649 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
650 (DECL_NO_TBAA_P): Define.
651 (struct tree_decl_common): Add no_tbaa_flag field.
652 * tree-ssa-structalias.c (struct variable_info): Add
653 no_tbaa_pruning field.
654 (new_var_info): Initialize no_tbaa_pruning field.
655 (unify_nodes): Copy no_tbaa_pruning field.
656 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
657 (dump_solution_for_var): Print no_tbaa_pruning flag.
658 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
660 (compute_tbaa_pruning): New static function.
661 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
662 Call compute_tbaa_pruning.
663 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
664 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
665 * gimple-low.c (lower_stmt): Likewise.
666 * tree-gimple.c (is_gimple_stmt): Likewise.
667 * tree-ssa-operands.c (get_expr_operands): Likewise.
668 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
669 * tree-inline.c (estimate_num_insns_1): Likewise.
670 (copy_result_decl_to_var): Likewise.
671 * expr.c (expand_expr_real_1): Likewise.
672 * tree-pretty-print.c (dump_generic_node): Likewise.
673 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
674 * omp-low.c (omp_copy_decl_2): Likewise.
675 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
676 * doc/c-tree.texi (Expression trees): Document
677 CHANGE_DYNAMIC_TYPE_EXPR.
679 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
681 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
682 with !HONOR_NANS and !HONOR_INFINITIES.
683 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
685 2007-06-12 Tristan Gingold <gingold@adacore.com>
687 * gcov.c: Comments updated.
688 (source_info): Add file_time field.
689 (source_index): New variable.
690 (mutiple_files): New variable.
691 (generate_results): New function extracted from process_file.
692 (process_file): Save and restore chain of functions, generate
693 results and free structures only if not merging results.
694 (release_structures): File names are now freed in create_file_names
695 (create_file_names): Free previous file names.
696 (find_source): File date is now read here and modifications in
697 source files is checked here.
698 (read_graph_file): Only reverse order of functions for the current
700 (make_gcov_file_name): Do not generate long names if input_name is
702 (output_lines): If merging results do not display graph, data and
704 Checking source file modification is done in find_source.
706 * doc/gcov.texi: Append an s to sourcefile.
708 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
710 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
711 (forced_nop): New pattern.
712 * config/bfin/bfin.c: Include "df.h".
713 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
714 (bfin_discover_loop): Use df_get_live_in instead of
715 global_live_at_start.
716 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
717 df_analyze when done.
718 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
719 the insns. Use QImode for the final insn in a bundle. Call
720 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
722 (reorder_var_tracking_notes): New function.
723 (bfin_reorg): Pass no argument to split_all_insns. Don't call
724 update_life_info. Call df_analyze after scheduling and bundle
725 generation. Call reorder_var_tracking_notes if generating these notes.
726 Call df_finish_pass at the end.
728 2007-06-12 Dirk Mueller <dmueller@suse.de>
730 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
731 a comparison, not an assignment.
733 2007-06-12 Olivier Hainque <hainque@adacore.com>
735 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
736 Request walking the subtrees only, leaving the current is_lhs/val_only
738 (convert_non_local_reference): Likewise.
740 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
742 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
744 2007-06-12 Richard Guenther <rguenther@suse.de>
746 PR tree-optimization/15353
747 PR tree-optimization/31657
748 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
749 * timevar.def: Add TV_TREE_IFCOMBINE.
750 * tree-pass.h (pass_tree_ifcombine): Declare.
751 * tree-ssa-ifcombine.c: New file.
752 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
753 * tree-flow.h (blocks_in_phiopt_order): Declare.
754 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
755 (tree-ssa-ifcombine.o): New dependencies.
757 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
759 PR rtl-optimization/32293
760 * combine.c (simplify_if_then_else): Truncate return from
761 nonzero_bits() to correct mode.
763 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
765 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
766 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
768 2007-06-11 Diego Novillo <dnovillo@google.com>
770 * Makefile.in (reload1.o-warn): Remove.
772 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
774 * combine.c (subst): Use reg_overlap_mentioned_p
775 instead of comparing register numbers directly.
777 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
779 * reload1.c (mark_home_live_1): Use the mode parameter.
781 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
783 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
784 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
788 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
790 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
792 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
794 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
795 from integer registers.
796 (FP mode splitters): Handle TFmode.
798 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
800 * tree-ssa-structalias.c (find_what_p_points_to): Return false
801 for ref-all pointers that point-to anything.
803 2007-06-11 Joseph Myers <joseph@codesourcery.com>
805 * config/arm/arm.c (arm_output_dwarf_dtprel,
806 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
808 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
810 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
811 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
814 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
816 * gcc/tree.c (signed_or_unsigned_type_for): New.
817 (unsigned_type_for): Use signed_or_unsigned_type_for.
818 (signed_type_for): Use signed_or_unsigned_type_for.
819 * gcc/tree.h (signed_or_unsigned_type_for): New.
820 (get_signed_or_unsigned_type): Remove.
821 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
822 lang_hooks.types.signed_type
823 (size_diffop): Likewise.
824 (all_ones_mask_p): Likewise.
825 (build_range_check): Likewise.
826 (fold_cond_expr_with_comparison): Likewise.
827 (fold_cond_expr_with_comparison): Likewise.
828 (unextend): Likewise.
829 (extract_muldiv_1): Likewise.
830 (fold_single_bit_test_into_sign_test): Likewise.
831 (fold_binary): Likewise.
832 (fold_ternary): Likewise.
833 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
834 instead of get_signed_or_unsigned_type.
835 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
836 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
837 * gcc/expr.c (signed_or_unsigned_type_for): Use
838 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
839 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
840 (lhd_signed_or_unsigned_type): Remove.
841 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
842 signed_or_unsigned_type.
843 (lhd_signed_or_unsigned_type): Remove.
844 * gcc/expmed.c (make_tree): Use signed_type_for instead of
845 lang_hooks.types.signed_type.
846 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
847 c_common_signed_type instead of lang_hooks.types.signed_type.
848 (c_common_unsigned_type): New.
849 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
850 (shorten_compare): Use c_common_unsigned_type instead of
851 c_common_signed_or_unsigned_type.
852 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
854 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
855 lang_hooks.types.signed_type.
856 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
857 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
858 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
859 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
860 instead of unsigned_type_for.
861 * gcc/c-decl.c (groakdeclarator): Likewise.
862 * gcc/c-typeck.c (convert_for_assignment): Likewise.
863 * gcc/c-common.h (c_common_unsigned_type): New.
865 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
868 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
869 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
871 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
874 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
875 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
877 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
878 Sebastian Pop <sebpop@gmail.com>
880 * lambda-code.c (remove_iv): New.
881 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
883 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
885 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
886 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
887 * tree-ssa-loop-prefetch.c: Include optabs.h.
888 (FENCE_FOLLOWING_MOVNT): New macro.
889 (struct mem_ref): Add independent_p and storent_p fields.
890 (record_ref): Initalize the new fields.
891 (gather_memory_references_ref): Return true if the reference
893 (gather_memory_references): Check whether all memory accesses
894 in loop were recorded.
895 (should_issue_prefetch_p): Return false for nontemporal stores.
896 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
897 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
898 (determine_loop_nest_reuse): Detect independent memory references.
899 (loop_prefetch_arrays): Call mark_nontemporal_stores.
900 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
901 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
902 * config/i386/i386.h (x86_mfence): Declare.
903 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
904 * config/i386/i386.c (x86_mfence): New variable.
905 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
907 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
908 * optabs.c (init_optabs): Initialize storent_optab.
909 * optabs.h (enum optab_index): Add OTI_storent.
910 (storent_optab): Declare.
911 * genopinit.c (optabs): Add initialization for storent_optab.
912 * tree.h (MOVE_NONTEMPORAL): New macro.
913 * expr.c (expand_assignment, store_expr, store_constructor_field,
914 store_constructor, store_field, expand_expr_real_1): Propagate
915 nontemporality of the expanded store.
916 (emit_storent_insn): New function.
917 * expr.h (expand_assignment, store_expr): Declaration changed.
918 * function.c (assign_parm_setup_reg): Pass false as nontemporality
919 to expand_assignment.
920 * stmt.c (expand_asm_expr): Ditto.
921 * calls.c (initialize_argument_information): Pass false as
922 nontemporality to store_expr.
923 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
926 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
928 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
930 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
932 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
934 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
935 and allow DECL_P here.
937 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
939 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
940 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
941 track of the size of the expression.
942 * cfghooks.c (merge_blocks): Remove block from loops structure only
943 after call of the merge_blocks hook.
945 2007-06-09 Tom Tromey <tromey@redhat.com>
947 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
948 (deprecated_state): Removed.
949 (start_decl): Update.
950 (enum deprecated_states): Moved earlier.
951 (groktypename): Update.
952 (push_parm_decl): Likewise.
953 (grokfield): Likewise.
954 (start_function): Likewise.
956 2007-06-09 Ian Lance Taylor <iant@google.com>
958 PR tree-optimization/32169
959 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
960 CONVERT_EXPR, check whether min and max both converted to an
961 overflow infinity representation.
963 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
965 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
966 not inserted on the edge.
968 2007-06-08 Bob Wilson <bob.wilson@acm.org>
970 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
971 instructions if they are supported.
972 (__divsi3, __umodsi3, __modsi3): Likewise.
973 (__ashldi3, __ashrdi3, __lshrdi3): New.
974 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
976 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
977 Tony Linthicum <tony.linthicum@amd.com>
979 * doc/extend.texi: Add fvect-cost-model flag.
980 * common.opt (fvect-cost-model): New flag.
981 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
982 cost fields in stmt_vec_info struct for STMT.
983 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
984 fields in stmt_vec_info struct and access functions for the same.
985 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
986 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
987 load, store and vector to scalar operation.
988 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
989 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
990 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
991 (TARG_VEC_STORE_COST): Define cost of vector store.
992 (vect_estimate_min_profitable_iters): Define new function.
993 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
994 check to evaluate if loop iterations are less than minimum profitable
995 iterations determined by cost model or minimum vect loop bound defined
996 by user, whichever is more conservative.
997 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
998 run-time check to evaluate if loop iterations are less than minimum
999 profitable iterations determined by cost model or minimum vect loop
1000 bound defined by user, whichever is more conservative.
1001 (vect_estimate_min_profitable_iterations): New function to estimate
1002 mimimimum iterartions required for vector version of loop to be
1003 profitable over scalar version.
1004 (vect_model_reduction_cost): New function.
1005 (vect_model_induction_cost): New function.
1006 (vect_model_simple_cost): New function.
1007 (vect_cost_strided_group_size): New function.
1008 (vect_model_store_cost): New function.
1009 (vect_model_load_cost): New function.
1010 (vectorizable_reduction): Call vect_model_reduction_cost during
1012 (vectorizable_induction): Call vect_model_induction_cost during
1014 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1015 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1016 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1017 vectorizable_promotion, vectorizable_demotion): Call
1018 vect_model_simple_cost during analysis phase.
1020 2007-06-08 Simon Baldwin <simonb@google.com>
1022 * reg-stack.c (get_true_reg): Readability change. Moved default case
1023 label into direct switch statement scope.
1025 2007-06-08 Simon Baldwin <simonb@google.com>
1027 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1028 in gcc_assert() with '==' comparison.
1030 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1032 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1033 TARGET_ABM handling of x86_popcnt variable.
1035 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1037 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1038 __builtin_copysignq and __builtin_infq built-in functions.
1040 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1042 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1043 SSE4.2 section. Correct built-in function names in SSE4A section.
1045 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1047 PR tree-optimization/32243
1048 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1049 for ncopies after ratio check between nunits_out and nunits_in.
1050 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1052 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1054 PR tree-optimization/32224
1055 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1056 vectorization upon a non GIMPLE_MODIFY_STMT.
1058 2007-06-08 Christian Bruel <christian.bruel@st.com>
1061 * config/sh/sh.md (doloop_end): New pattern and splitter.
1062 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1064 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1067 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1069 (verify_dominators): Do not change dominance tree.
1071 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1073 * config/sh/constraints.md: New file.
1074 * config/sh/sh.c: Include tm-constrs.h.
1075 (reg_class_from_letter): Remove.
1076 (prepare_cbranch_operands): Use satisfies_constraint_*
1077 function instead of macro.
1078 (andcosts, broken_move, sh_secondary_reload): Likewise.
1079 * config/sh/predicates.md (trapping_target_operand): Likewise.
1080 (and_operand, arith_operand, arith_reg_or_0_operand,
1081 cmp_operand, logical_operand, target_operand,
1082 ua_address_operand, ua_offset, xor_operand): Likewise.
1083 * config/sh/sh.md: Include constraints.md.
1084 (*movsicc_t_false): Use satisfies_constraint_* function
1086 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1087 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1088 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1089 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1090 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1091 (REG_CLASS_FROM_CONSTRAINT): Remove.
1092 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1093 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1094 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1095 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1096 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1097 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1098 function instead of macro.
1099 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1100 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1101 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1102 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1103 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1104 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1105 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1106 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1107 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1108 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1109 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1110 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1111 EXTRA_CONSTRAINT_STR): Likewise.
1112 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1114 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1116 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1118 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1121 * c-common.h (flag_cpp0x): Replaced by...
1122 (cxx_dialect): ... this new variable specifying the C++ dialect that
1124 * c-common.c (flag_cpp0x): Removed.
1125 (cxx_dialect): Defined.
1126 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1128 * c-opts.c (c_common_post_options): Likewise.
1129 (set_std_cxx98): Set cxx_dialect to cxx98.
1130 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1132 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1133 Hui-May Chang <hm.chang@apple.com>
1135 * doc/invoke.texi (Darwin Options): Update documentation for
1136 -mmacosx-version-min.
1137 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1138 * config/darwin-driver.c: New file.
1139 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1140 * config/t-darwin (darwin-driver.o): New rule.
1142 * config/darwin-c.c (version_as_macro): Ignore low digit.
1144 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1146 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1147 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1148 (CSGNMODE): New mode macro.
1149 (CSGNVMODE): New mode attribute.
1150 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1151 expander using CSGNMODE mode macro. Handle TFmode.
1152 (copysign<mode>3_const): Rename from copysignsf3_const and
1153 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1155 (copysign<mode>3_var): Rename from copysignsf3_var and
1156 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1158 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1159 mode macro. Handle TFmode.
1160 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1161 (iortf3, *iortf3): Ditto.
1162 (xortf3, *xortf3): Ditto.
1163 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1164 TFmode and TImode masks.
1165 (ix86_expand_copysign): Expand TFmode copysign insn.
1166 (IX86_BUILTIN_INFQ): New.
1167 (IX86_BUILTIN_FABSQ): Ditto.
1168 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1169 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1170 [__builtin_fabsq]: Ditto.
1171 [__builtin_copysignq]: Ditto.
1172 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1173 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1174 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1175 ix86_expand_binop_builtin().
1177 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1179 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1181 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1184 * rtl.h (push_to_sequence2): New.
1185 * emit-rtl.c (push_to_sequence2): New.
1186 * function.c (assign_parm_data_all): Add new fields.
1187 (assign_parm_setup_block): Call push_to_sequence2 instead of
1189 (assign_parm_setup_reg): Ditto.
1190 (assign_parm_setup_stack): Ditto.
1191 (assign_parms_unsplit_complex): Ditto.
1192 (assign_parms): Change field name.
1194 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1196 PR tree-optimization/32220
1197 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1198 phi node is reached before defining statement.
1200 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1203 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1204 after changing the right hand side of the assignment.
1206 2007-06-06 Eric Christopher <echristo@apple.com>
1208 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1209 (x86_64-*-darwin*): Ditto.
1210 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1211 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1213 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1215 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1217 (add_key): Likewise.
1218 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1219 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1221 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1222 (add_cost_one_coalesce): Likewise.
1223 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1224 variable names. Rename orig to orig_name for consistency.
1225 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1227 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1228 (record_equivalences_from_stmt): Likewise.
1229 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1230 the coding conventions.
1231 (memory_ssa_name_same): Likewise.
1232 (dse_optimize_stmt): Likewise.
1233 (dse_record_phis): Likewise.
1234 (dse_finalize_block): Likewise.
1235 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1236 keywords as variable names.
1237 (may_move_till): Cast according to the coding conventions.
1238 (force_move_till_expr): Avoid using C++ keywords as variable names.
1239 (force_move_till): Cast according to the coding conventions.
1240 (memref_hash): Likewise.
1241 (memref_eq): Likewise.
1242 (gather_mem_refs_stmt): Likewise.
1243 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1244 keywords as variable names.
1245 (idx_find_step): Cast according to the coding conventions.
1246 (idx_record_use): Likewise.
1247 (find_depends): Likewise.
1248 (prepare_decl_rtl): Likewise.
1249 (mbc_entry_hash): Likewise.
1250 (mbc_entry_eq): Likewise.
1251 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1252 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1253 (idx_infer_loop_bounds): Cast according to the coding conventions.
1254 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1255 * tree-ssa-math-opts.c (occ_new ): Likwise.
1256 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1258 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1260 (add_use_op): Likewise.
1261 (add_vop): Likewise.
1262 (add_vuse_op): Likewise.
1263 (add_vdef_op): Likewise.
1264 (get_expr_operands): Likewise.
1265 (push_stmt_changes): Use type safe memory macros.
1266 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1267 keywords as variable names.
1268 (conditional_replacement): Likewise.
1269 (minmax_replacement): Likewise.
1270 (abs_replacement): Likewise.
1271 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1273 (insert_fake_stores): Avoid using C++ keywords as variable names.
1274 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1276 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1277 (heapvar_insert): Use type safe memory macros.
1278 (new_var_info): Cast according to the coding conventions.
1279 (new_constraint): Likewise.
1280 (remove_preds_and_fake_succs): Use type safe memory macros.
1281 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1283 (thread_single_edge): Likewise.
1284 (thread_through_loop_header): Likewise.
1286 2007-06-06 Eric Christopher <echristo@apple.com>
1288 * config/i386/i386.c (override_options): Move handling
1289 of TARGET_SUBTARGET* earlier.
1291 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1293 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1296 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1298 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1299 emited outside of basic block.
1300 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1302 * rtl.h (delete_insn_chain): Declaration changed.
1303 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1305 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1306 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1307 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1308 to delete_insn_chain.
1309 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1310 do not have bb field set.
1311 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1313 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1314 * cfgcleanup.c (try_optimize_cfg): Ditto.
1316 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1318 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1319 (lambda_body_vector_new): Use type safe memory macros.
1320 (lambda_linear_expression_new): Likewise.
1321 (lambda_loopnest_new): Likewise.
1322 (lambda_lattice_new): Likewise.
1323 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1324 conventions. Use type safe memory macros.
1325 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1326 (lambda_body_vector_s): Likewise.
1327 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1328 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1330 2007-06-06 Richard Guenther <rguenther@suse.de>
1332 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1333 if we need to schedule cfg_cleanup.
1334 (tree_ssa_forward_propagate_single_use_vars): Do so.
1336 2007-06-06 Ian Lance Taylor <iant@google.com>
1338 * fold-const.c (merge_ranges): If range_successor or
1339 range_predecessor fail, just return 0.
1341 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1343 PR tree-optimization/32216
1344 * tree-vectorizer.c (supportable_widening_operation): Determine
1345 signedness of FIX_TRUNC_EXPR from output operand.
1346 (supportable_narrowing_operation): Ditto.
1347 * tree-vect-generic.c (expand_vector_operations_1): Determine
1348 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1351 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1353 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1354 (struct pta): ...from here. Change flags to unsigned to avoid
1355 excessive casting (as it is used as a bit mask).
1356 (override_options): Add casts according to the coding convenventions.
1357 (x86_64_elf_unique_section): Likewise.
1358 (examine_argument): Avoid using C++ keywords as variable names.
1359 (construct_container): Likewise.
1360 (legitimize_pic_address): Likewise.
1361 (get_dllimport_decl): Cast according to the coding conventions. Use
1362 type safe memory macros.
1363 (legitimize_address): Cast according to the coding conventions.
1364 (emit_i387_cw_initialization): Corrected the type of slot to enum
1366 (ix86_init_machine_status): Use type safe memory macros.
1367 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1368 (bdesc_pcmpistr): Likewise.
1369 (bdesc_crc32): Likewise.
1370 (bdesc_sse_3arg): Likewise.
1371 (bdesc_2arg): Likewise.
1372 (bdesc_1arg): Likewise.
1373 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1374 (ix86_expand_sse_pcmpistr): Likewise.
1375 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1376 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1377 int to match the langhook definition.
1378 (ix86_builtin_conversion): Change the type of code to unsigned init to
1379 match the langhook definition.
1380 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1382 (ix86_preferred_output_reload_class): Likewise.
1383 (ix86_cannot_change_mode_class): Likewise.
1384 (ix86_memory_move_cost): Likewise.
1385 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1386 avoid excessive casting later on.
1387 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1389 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1391 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1392 as flags setting insn.
1393 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1395 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1397 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1398 (UNSPEC_ROUND): New.
1399 ("sse4_1_round<mode>2"): New insn pattern.
1400 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1402 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1403 expander using SSEMODEF mode macro. Expand using
1404 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1405 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1406 expander using SSEMODEF mode macro. Expand using
1407 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1408 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1409 expander using SSEMODEF mode macro. Expand using
1410 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1411 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1412 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1413 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1416 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1417 Sebastian Pop <sebpop@gmail.com>
1419 * lambda.h (build_linear_expr): New.
1420 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1421 Use build_linear_expr, call fold and force_gimple_operand.
1422 (lambda_loopnest_to_gcc_loopnest): Check that there is
1423 something to insert.
1424 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1426 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1428 PR preprocessor/23479
1429 * doc/extend.texi: Document the 0b-prefixed binary integer
1432 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1434 PR tree-optimization/32215
1435 * tree-vectorizer.c (supportable_widening_operation): Return false
1436 for unsupported FIX_TRUNC_EXPR tree code.
1437 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1439 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1441 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1442 register on SPE targets. Change documentation to reflect
1444 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1445 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1446 out of the register allocation pool.
1447 (rs6000_reg_live_or_pic_offset_p): New function.
1448 (rs6000_emit_prologue): Move the actual saving of LR up to free
1449 r0 for holding r11. Split saving of SPE 64-bit registers into
1450 its own case. Ensure that offsets will always be in-range for
1451 'evstdd' by using r11 as a scratch register to point at the start
1452 of the SPE save area. Save r11 if necessary, as it is the static
1454 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1455 into its own case. Ensure that offsets will always be in-range
1456 for 'evldd' by using r11 as a scratch register to point at the
1457 start of the SPE save area. Also adjust r11 when restoring
1458 the stack pointer to compensate for pre-loading r11.
1460 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1462 * cfg.c (init_flow): Use type safe memory macros.
1463 (alloc_block): Likewise.
1464 (unchecked_make_edge): Likewise.
1465 (dump_flow_info): Avoid using C++ keywords as variable names.
1466 (copy_original_table_clear): Cast according to the coding conventions.
1467 (copy_original_table_set): Likewise.
1468 * cfgexpand (label_rtx_for_bb): Likewise.
1469 (expand_gimple_basic_block): Likewise.
1470 * cfghooks.c (dump_bb): Likewise.
1471 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1473 (lv_add_condition_to_bb): Likewise.
1474 * cfglayout (relink_block_chain): Cast according to the coding
1476 (fixup_reorder_chain): Likewise.
1477 (fixup_fallthru_exit_predecessor): Likewise.
1478 * cfgloop.c (glb_enum_p): Likewise.
1479 (get_exit_description): Likewise.
1480 (dump_recorded_exit): Likewise.
1481 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1482 (struct loop): ... from here.
1483 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1485 * cfgrtl.c (rtl_create_basic_block): Likewise.
1486 (rtl_split_block): Likewise.
1487 (rtl_dump_bb): Likewise.
1488 (cfg_layout_split_block): Likewise.
1489 (init_rtl_bb_info): Use typesafe memory macros.
1491 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1492 * graphds.h: Updated all usages of edge to graph_edge.
1493 * graphds.c: Likewise.
1494 * cfgloopanal.c: Likewise.
1496 2007-06-05 Ian Lance Taylor <iant@google.com>
1498 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1499 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1500 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1502 (test_for_singularity): Likewise.
1504 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1506 * config/i386/constraints.md ("Y2"): Replaced by ...
1508 * config/i386/i386.md: Likewise.
1509 * config/i386/mmx.md: Likewise.
1510 * config/i386/sse.md: Likewise.
1512 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1514 * config/i386/constraints.md ("z"): Replaced by ...
1516 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1517 (sse4_1_blendvps): Likewise.
1518 (sse4_1_pblendvb): Likewise.
1519 (sse4_2_pcmpestr): Likewise.
1520 (sse4_2_pcmpestrm): Likewise.
1521 (sse4_2_pcmpestr_cconly): Likewise.
1522 (sse4_2_pcmpistr): Likewise.
1523 (sse4_2_pcmpistrm): Likewise.
1524 (sse4_2_pcmpistr_cconly): Likewise.
1526 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1528 * matrix-reorg.c (transform_access_sites): Fix computation.
1529 (transform_allocation_sites): Same.
1531 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1533 * config/i386/i386.c (override_options): Use
1534 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1536 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1538 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1539 (nonimm_not_xmm0_operand): Ditto.
1540 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1541 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1542 as operand[2] predicate. Require "z" class XMM register for
1543 operand[3]. Adjust asm template.
1544 ("sse4_1_blendvpd"): Ditto.
1545 ("sse4_1_pblendvb"): Ditto.
1546 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1547 force op2 into xmm0 register for variable blend instructions.
1549 2007-06-04 Tom Tromey <tromey@redhat.com>
1551 * c-tree.h (start_enum): Update.
1552 (build_enumerator): Likewise.
1553 * c-decl.c (enum_next_value): Removed.
1554 (enum_overflow): Likewise.
1555 (start_enum): Add c_enum_contents argument. Don't use globals.
1556 (build_enumerator): Likewise.
1557 * c-tree.h (struct c_enum_contents): New struct.
1559 2007-06-04 Tom Tromey <tromey@redhat.com>
1561 * c-common.c (c_common_get_alias_set): Fix indentation.
1563 2007-06-04 Ian Lance Taylor <iant@google.com>
1565 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1566 to overflow, reduce overflow infinity to regular infinity.
1567 (vrp_var_may_overflow): New static function.
1568 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1570 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1572 * stor-layout.c (layout_type): Remove duplicate code.
1574 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1577 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1578 before build_common_builtin_nodes ().
1580 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1583 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1585 2007-06-04 Jan Hubicka <jh@suse.cz>
1587 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1588 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1589 instead of _stat version.
1591 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1593 PR tree-optimization/32194
1594 * tree-predcom.c (determine_offset): Check that both references have
1597 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1599 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1600 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1601 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1602 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1603 Add argument to iterate_fix_dominators call.
1604 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1605 * gcse.c (hoist_code): Change domby to vector.
1606 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1607 Add argument to iterate_fix_dominators call.
1608 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1609 recompute_dominator.
1610 * lambda-code.c (perfect_nestify): Ditto.
1611 * cfgloopanal.c: Include graphds.h.
1612 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1613 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1614 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1616 * graphds.c: New file.
1617 * graphds.h: New file.
1618 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1619 (get_dominated_by, get_dominated_by_region): Change return type to
1621 (verify_dominators): Recompute all dominators and compare the results.
1622 (recount_dominator): Renamed to ...
1623 (recompute_dominator): ... this. Do not check that the block is
1625 (iterate_fix_dominators): Reimplemented.
1626 (prune_bbs_to_update_dominators, root_of_dom_tree,
1627 determine_dominators_for_sons): New functions.
1628 * et-forest.c (et_root): New function.
1629 * et-forest.h (et_root): Declare.
1630 * Makefile.in (graphds.o): Add.
1631 (cfgloopanal.o): Add graphds.h dependency.
1632 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1633 * basic-block.h (get_dominated_by, get_dominated_by_region,
1634 iterate_fix_dominators): Declaration changed.
1635 (recount_dominator): Renamed to ...
1636 (recompute_dominator): ... this.
1637 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1638 (thread_through_all_blocks): Do not free dominance info.
1640 2007-06-03 Andreas Schwab <schwab@suse.de>
1642 * config/m68k/m68k.c (override_options): Don't override
1644 * config/m68k/m68k-modes.def (SF, DF): Define to use
1645 motorola_single_format and motorola_double_format, resp.
1646 * real.c (motorola_single_format): Renamed from
1647 coldfire_single_format.
1648 (motorola_double_format): Renamed from coldfire_double_format.
1649 (encode_ieee_extended): Generate a proper canonical NaN image
1650 respecting canonical_nan_lsbs_set.
1651 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1653 * real.h: Adjust declarations.
1655 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1658 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1659 the symbol is generated with the stack protector.
1661 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1663 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1664 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1666 * doc/extend.texi (interrupt): Mention m68k.
1668 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1670 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1671 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1672 (ix86_expand_sse_pcmpestr): Do not check operands for
1673 "register_operand", when insn operand predicate is "register_operand".
1674 (ix86_expand_sse_pcmpistr): Ditto.
1676 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1677 Uros Bizjak <ubizjak@gmail.com>
1679 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1680 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1681 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1682 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1683 * config/i386/constraints.md ("z"): New register constraint
1684 for members of SSE_FIRST_REG class.
1685 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1686 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1687 SSE_FIRST_REG class.
1688 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1689 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1690 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1691 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1692 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1693 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1694 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1695 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1696 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1697 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1698 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1699 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1700 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1701 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1702 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1703 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1704 (struct builtin_description): Change "flag" field to unsigned.
1705 (bdesc_pcmpestr): New builtin description table.
1706 (bdesc_pcmpistr): Likewise.
1707 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1708 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1709 Initialize pcmp[ei]str[im] insns for SSE4.2.
1710 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1711 (ix86_expand_sse_pcmpistr): Likewise.
1712 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1713 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1714 (UNSPEC_PCMPISTR): Likewise.
1715 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1716 (sse4_2_pcmpestri):New isns pattern.
1717 (sse4_2_pcmpestrm): Likewise.
1718 (sse4_2_pcmpestr_cconly): Likewise.
1719 (sse4_2_pcmpistr): New insn patern and splitter.
1720 (sse4_2_pcmpistri):New isns pattern.
1721 (sse4_2_pcmpistrm): Likewise.
1722 (sse4_2_pcmpistr_cconly): Likewise.
1723 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1726 2007-06-01 David Daney <ddaney@avtrex.com>
1728 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1729 LOADGP_ABSOLUTE and not binds_local_p.
1731 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1733 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1735 2007-06-01 Ian Lance Taylor <iant@google.com>
1737 * tree-vrp.c (compare_name_with_value): Always set
1738 used_strict_overflow if we get a result from the variable itself.
1740 2007-06-01 Ian Lance Taylor <iant@google.com>
1742 PR rtl-optimization/31455
1743 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1744 subregs which have a cast between modes which are not tieable.
1746 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1748 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1749 breaks after return statements.
1751 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1753 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1754 only after no_new_pseudos.
1756 2007-05-31 Eric Christopher <echristo@apple.com>
1758 * expr.c (convert_move): Assert that we don't have a BLKmode
1760 (store_expr): Handle BLKmode moves by calling emit_block_move.
1762 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1764 * c-typeck.c (build_indirect_ref): Include type in error message.
1765 (build_binary_op): Pass types to binary_op_error.
1766 * c-common.c (binary_op_error): Take two type arguments, print out
1768 * c-common.h (binary_op_error): Update prototype.
1770 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1772 * config/i386/i386.c: Correct coments on -mno-sse4.
1774 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1776 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1777 (x86_64-*-*): Likewise.
1778 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1779 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1780 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1781 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1782 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1783 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1784 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1785 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1786 (OPTION_MASK_ISA_SSE4): Likewise.
1787 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1788 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1789 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1790 (override_options): Support SSE4.2.
1791 (ix86_build_const_vector): Support SImode and DImode.
1792 (ix86_build_signbit_mask): Likewise.
1793 (ix86_expand_int_vcond): Support V2DImode.
1794 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1795 (IX86_BUILTIN_CRC32HI): Likewise.
1796 (IX86_BUILTIN_CRC32SI): Likewise.
1797 (IX86_BUILTIN_CRC32DI): Likewise.
1798 (IX86_BUILTIN_PCMPGTQ): Likewise.
1799 (bdesc_crc32): Likewise.
1800 (bdesc_sse_3arg): Likewise.
1801 (ix86_expand_crc32): Likewise.
1802 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1803 (ix86_expand_builtin): Likewise.
1804 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1805 __SSE4_2__ for -msse4.2.
1806 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1807 (CRC32MODE): Likewise.
1808 (crc32modesuffix): Likewise.
1809 (crc32modeconstraint): Likewise.
1810 (sse4_2_crc32<mode>): Likewise.
1811 (sse4_2_crc32di): Likewise.
1812 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1814 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1815 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1816 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1817 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1818 (vcondu<mode>): Likewise.
1819 * doc/extend.texi: Document SSE4.2 built-in functions.
1820 * doc/invoke.texi: Document -msse4.2/-msse4.
1822 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1824 PR tree-optimization/32160
1825 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1826 variable as gimple reg.
1827 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1829 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1831 * gcc.c (main): Don't consider linker options when issuing the
1832 warning about a linker input file not being used.
1834 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1836 * tree-vrp.c (compare_names): Initialize sop.
1838 2007-05-30 Dirk Mueller <dmueller@suse.de>
1840 * cgraphunit.c (cgraph_analyze_function): Remove
1841 computation of inline parameters.
1843 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1845 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1847 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1849 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1850 Add vx-common.h. Include vxworks.h between vx-common.h and
1852 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1854 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1855 (TARGET_ASM_DESTRUCTOR): Likewise.
1856 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1857 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1858 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1859 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1860 (VXWORKS_ENDIAN_SPEC): Define.
1861 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1862 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1863 VXWORKS_* equivalents.
1864 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1865 (ASM_FILE_START): Delete.
1866 (TARGET_VERSION): Reformat.
1867 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1868 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1869 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1870 (FPBIT, DPBIT): Define.
1871 (fp-bit.c, dp-bit.c): New rules.
1872 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1873 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1874 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1875 * config/arm/arm.h: Include vxworks-dummy.h.
1876 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1877 Mark with ATTRIBUTE_UNUSED.
1878 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1879 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1880 make it incompatible with -msingle-pic-base.
1881 (arm_function_ok_for_sibcall): Return false for calls that might
1882 go through a VxWorks PIC PLT entry.
1883 (require_pic_register): New function, split out from...
1884 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1886 (arm_load_pic_register): Handle the VxWorks RTP initialization
1887 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1888 (arm_emit_call_insn): New function.
1889 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1890 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1891 (pic_offset_arm): New pattern.
1892 (call, call_value): Use arm_emit_call_insn.
1893 (call_internal, call_value_internal): New expanders.
1894 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1895 VxWorks unless __PIC__.
1897 2007-05-30 Eric Christopher <echristo@gmail.com>
1899 * genrecog.c: Include regs.h in generated file.
1900 * genemit.c: Ditto. Fix up formatting.
1901 * config/mn10300/constraints.md: New.
1902 * config/mn10300/mn10300.md: Include.
1903 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1904 Fix up for removed macro.
1905 * config/mn10300/predicates.md (call_address_operand): Ditto.
1906 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1907 (CONST_OK_FOR_I): Ditto.
1908 (CONST_OK_FOR_J): Ditto.
1909 (CONST_OK_FOR_K): Ditto.
1910 (CONST_OK_FOR_L): Ditto.
1911 (CONST_OK_FOR_M): Ditto.
1912 (CONST_OK_FOR_N): Ditto.
1913 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1917 (EXTRA_CONSTRAINT): Ditto.
1919 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1921 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1923 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1924 OPTION_MASK_ISA_64BIT.
1925 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1927 2007-05-30 Richard Guenther <rguenther@suse.de>
1930 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1931 types for comparison.
1932 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
1933 with original typed arguments.
1934 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
1936 2007-05-30 Jakub Jelinek <jakub@redhat.com>
1938 PR tree-optimization/31769
1939 * except.c (duplicate_eh_regions): Clear prev_try if
1940 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
1942 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1944 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1945 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1946 bsi of the location where statements should be inserted.
1947 (sink_code_in_bb): Take bsi from statement_sink_location.
1948 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1949 instead of bsi_start.
1950 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
1952 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
1953 (bsi_move_before): Document inconsistency with bsi_move_after.
1954 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
1956 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1958 * config/i386/i386.h (TARGET_ABM): New define.
1959 (TARGET_POPCNT): Ditto.
1960 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
1961 New temporary defines to redefine from OPTION_ISA_* defines.
1962 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
1963 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
1964 (ix86_isa_flags): New extern int declaration.
1965 (TARGET_SUBTARGET_DEFAULT): New define.
1966 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
1967 (TARGET_SUBTARGET32_DEFAULT): Ditto.
1968 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
1969 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1970 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
1971 * config/i386/darwin.h: Change TARGET_64BIT define to
1974 * config/i386/i386.opt (m3dnowa): Define as undocumented option
1975 using existing "ix86_isa_flags" varible.
1976 (m32, m64): Use existing "ix86_isa_flags" variable.
1977 (mmmx, m3dnow): Ditto.
1978 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
1979 (mabm): Define as non-negative option using "x86_abm" variable.
1980 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
1982 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
1983 Rewrite feature test bitmap.
1984 (ix86_isa_flags): New initialized global int varible.
1985 (ix86_isa_flags_explicit): New static int variable.
1986 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
1987 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
1988 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
1989 target_flags_explicit.
1990 (override_options): Remove "target_enable" and "target_disable" fields
1991 from "struct ptt". Update processor_target_table accordingly. Remove
1992 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
1993 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
1994 "target_flags" and "ix86_isa_flags_explicit" instead of
1995 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
1996 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
1997 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
1998 to true when either of PTA_POPCNT or PTA_ABM is set in
1999 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2000 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2001 processor_alias_table flags entry. Remove handling of
2002 "target_enable" and "target_disable" fields of processor_target_table.
2003 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2004 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2005 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2006 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2007 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2009 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2011 2007-05-29 David Daney <ddaney@avtrex.com>
2014 * config/mips/mips.c (mips_output_mi_thunk): Emit
2015 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2017 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2018 * config/i386/i386.c (ix86_function_regparm): Added checking of
2019 ix86_force_align_arg_pointer to determine the number of
2020 register parameters.
2022 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2024 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2025 (SET_DR_MISALIGNMENT): New.
2026 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2027 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2028 Use SET_DR_MISALIGNMENT.
2029 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2031 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2032 find_loop_nest): Export.
2033 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2034 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2035 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2036 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2038 (struct mem_ref): Add field reuse_distance.
2039 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2040 Initialize reuse_distance field.
2041 (issue_prefetch_ref): Select temporality of prefetch according to
2043 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2044 self_reuse_distance, determine_loop_nest_reuse): New functions.
2045 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2046 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2047 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2050 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2052 * tree-ssa-alias.c: Add aliasing overview.
2054 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2055 Danny Smith <dannysmith@users.sourceforge.net>
2058 * config/i386/t-crtfm: Compile crtfastmath.o with
2059 -minline-all-stringops.
2060 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2061 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2063 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2065 * doc/md.texi: Document constraints on HP PA-RISC.
2067 * pa/constraints.md: New file.
2068 * pa.md: Include constraints.md.
2069 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2070 (integer_store_memory_operand, ldil_cint_p): New functions.
2071 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2072 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2073 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2074 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2075 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2077 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2080 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2081 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2082 case POSTDECREMENT_EXPR>): Return the error_mark_node
2083 if either the real or imaginary parts would an
2086 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2088 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2089 name when we remove it from a call.
2091 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2093 * targhooks.c (default_narrow_bitfield): Remove.
2094 * targhooks.h: Remove the prototype for
2095 default_narrow_bitfield.
2097 * langhooks-def.h: Remove the prototype for
2098 hook_get_alias_set_0.
2099 * langhooks.c (hook_get_alias_set_0): Remove.
2101 * global.c (EXECUTE_IF_CONFLICT): Remove.
2103 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2106 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2107 return true when truth_value_p is true and the type
2110 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2112 * doc/install.texi (Prerequisites): We no longer require Autoconf
2113 2.13 for the top-level.
2115 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2117 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2118 memory access via x86_expand_vector_move_misalign() only for
2119 TImode values on 32-bit targets.
2121 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2123 * matrix-reorg.c: New file. Implement matrix flattening and
2124 transposing optimization.
2125 * tree-pass.h: Add matrix reorg pass.
2126 * common.opt: Add fipa-mreorg flag.
2127 * Makefile.in: Add matrix-reorg.c.
2128 * passes.c: Add matrix reorg pass.
2129 * varpool.c (add_new_static_var): New function.
2130 * cgraph.h (add_new_static_var): Declare.
2132 2007-05-27 Eric Christopher <echristo@apple.com>
2134 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2135 sp_offset depending on stack size. Save r12 depending
2136 on registers we're saving later.
2137 (rs6000_emit_epilogue): Update sp_offset depending only
2140 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2142 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2143 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2144 * ifcvt.c (if_convert): Ditto.
2145 * tree-ssa-threadupdate.c (thread_block): Ditto.
2146 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2147 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2148 verify_loop_closed_ssa): Check number_of_loops instead of
2150 * predict.c (tree_estimate_probability): Ditto.
2151 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2152 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2153 * modulo-sched.c (sms_schedule): Ditto.
2154 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2155 (scev_finalize): Do not do anything if scev analysis was not
2157 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2158 current_loops == NULL.
2159 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2160 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2162 (loop_optimizer_finalize): Assert that loops were analyzed.
2163 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2164 rtl_doloop): Check number_of_loops instead of current_loops.
2165 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2166 current_loops == NULL.
2167 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2168 gate_tree_vectorize tree_linear_transform, check_data_deps,
2169 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2170 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2171 Check number_of_loops instead of current_loops.
2172 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2173 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2174 free loops if available.
2175 (execute_pre): Do not pass do_fre to fini_pre.
2177 2007-05-27 Tobias Burnus <burnus@net-b.de>
2180 * real.c (mpfr_from_real): Fix sign of -Inf.
2182 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2184 * tree-vect-transform.c (vectorizable_conversion): Initialize
2185 tree_code variables to ERROR_MARK.
2186 (vectorizable_type_demotion): Likewise.
2187 (vectorizable_type_promotion): Likewise.
2189 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2192 * config/i386/i386.md (movti): Handle push operands via
2195 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2197 * basic-block.h: Remove the prototype for merge_seq_blocks.
2198 * cfgcleanup.c (merge_seq_blocks): Remove.
2200 * tree-flow.h: Remove the prototype for is_aliased_with.
2201 * tree-ssa-alias.c (is_aliased_with): Remove.
2203 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2205 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2207 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2209 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2210 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2211 (vec_unpacks_hi_v16qi): Likewise.
2212 (vec_unpacku_lo_v16qi): Likewise.
2213 (vec_unpacks_lo_v16qi): Likewise.
2214 (vec_unpacku_hi_v8hi): Likewise.
2215 (vec_unpacks_hi_v8hi): Likewise.
2216 (vec_unpacku_lo_v8hi): Likewise.
2217 (vec_unpacks_lo_v8hi): Likewise.
2218 (vec_unpacku_hi_v4si): Likewise.
2219 (vec_unpacks_hi_v4si): Likewise.
2220 (vec_unpacku_lo_v4si): Likewise.
2221 (vec_unpacks_lo_v4si): Likewise.
2223 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2225 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2226 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2227 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2228 follow spelling conventions in various
2229 warning/error/diagnostic messages.
2231 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2232 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2233 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2234 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2235 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2236 * doc/tm.texi: Follow spelling conventions.
2238 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2241 * tree-ssa-forwprop.c
2242 (forward_propagate_addr_into_variable_array_index): Remove
2243 the lhs argument. Use the type of def_rhs instead of lhs.
2244 (forward_propagate_addr_expr_1): Update use of
2245 forward_propagate_addr_into_variable_array_index.
2247 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2248 Nigel Stephens <nigel@mips.com>
2250 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2251 function attributes, "far" being an alias for "long_call".
2252 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2253 (mips_near_type_p, mips_far_type_p): New.
2254 (mips_comp_type_attributes): New function to check that attributes
2255 attached to a function type are compatible.
2256 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2257 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2258 to the target function of the thunk.
2259 (mips_encode_section_info): Check for "near" and "far" function
2260 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2262 * config/mips/predicates.md (const_call_insn_operand): Test only
2263 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2265 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2268 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2269 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2270 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2271 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2273 2007-05-25 Eric Christopher <echristo@apple.com>
2275 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2276 to x86-darwin configurations.
2277 * config/i386/t-darwin: Add softfp support.
2278 * config/i386/t-darwin64: Ditto.
2279 * config/i386/sfp-machine.h: If mach then don't use
2280 aliasing, emit a stub to call.
2282 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2284 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2285 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2286 tree-predcom.c, tree-ssa-alias-warnings.c,
2287 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2288 comment typos. Follow spelling conventions.
2289 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2291 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2294 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2295 constants into memory. Expand unaligned memory references for
2296 SSE modes via x86_expand_vector_move_misalign() function.
2298 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2300 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2301 "memory" attribute for "sseishft" type insn without operands[2].
2303 2007-05-25 Dirk Mueller <dmueller@suse.de>
2304 Marcus Meissner <meissner@suse.de>
2306 * doc/extend.texi (alloc_size): New attribute.
2307 * c-common.c (handle_alloc_size_attribute): New.
2308 * tree-object-size.c (alloc_object_size): Use alloc_size
2309 attribute, if available.
2311 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2313 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2315 (__builtin_ia32_vec_ext_v2di): Likewise.
2316 (__builtin_ia32_vec_ext_v4si): Likewise.
2317 (__builtin_ia32_vec_ext_v8hi): Likewise.
2318 (__builtin_ia32_vec_ext_v16qi): Likewise.
2319 (__builtin_ia32_vec_set_v8hi): Likewise.
2321 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2323 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2325 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2327 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2328 (arm_is_longcall_p): Rename to...
2329 (arm_is_long_call_p): ...this. Take a single tree argument and
2331 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2332 (CUMULATIVE_ARGS): Remove call_cookie.
2333 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2334 (ENCODED_LONG_CALL_ATTR_P): Delete.
2335 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2336 LONG_CALL_FLAG_CHAR cases.
2337 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2338 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2339 ARM_DECLARE_FUNCTION_SIZE.
2340 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2341 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2342 (arm_encode_call_attribute, current_file_function_operand): Delete.
2343 (arm_function_in_section_p): New function.
2344 (arm_is_longcall_p): Rename to...
2345 (arm_is_long_call_p): ...this. Take the target function as a single
2346 argument and return a bool. Do not rely on call cookies. Check
2347 whether the target symbol is in the same section as the current
2348 function, not just the same compilation unit.
2349 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2350 (arm_encode_section_info): Don't encode a call type.
2351 * config/arm/arm.md (call, call_value): Update calls to
2352 arm_is_long(_)call_p. Simplify logic.
2353 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2354 Update calls to arm_is_long(_)call_p.
2356 2007-05-25 Richard Guenther <rguenther@suse.de>
2358 PR tree-optimization/31982
2359 * tree-ssa-forwprop.c
2360 (forward_propagate_addr_into_variable_array_index): Handle arrays
2361 with element size one.
2363 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2365 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2366 (umulsi3_highpart): Likewise.
2368 2007-05-24 Ian Lance Taylor <iant@google.com>
2370 PR rtl-optimization/32069
2371 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2374 2007-05-24 Ollie Wild <aaw@google.com>
2376 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2379 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2381 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2382 (oprs_unchanged_p): Use it to check all registers in a REG.
2383 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2384 (reg_set_between_after_reload_p): Delete.
2385 (reg_used_between_after_reload_p): Likewise.
2386 (reg_set_or_used_since_bb_start): Likewise.
2387 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2388 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2389 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2390 * rtlanal.c (reg_set_p): Check whether REG overlaps
2391 regs_invalidated_by_call, rather than just checking the
2392 membership of REGNO (REG).
2394 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2396 * doc/passes.texi: Document predictive commoning.
2397 * doc/invoke.texi (-fpredictive-commoning): Document.
2398 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2399 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2400 adding indices to the generated name.
2401 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2402 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2403 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2404 (op_symbol_code): ... and exported.
2405 (dump_omp_clause, op_symbol): Use op_symbol_code
2406 instead of op_symbol_1.
2407 * tree-pass.h (pass_predcom): Declare.
2408 * timevar.def (TV_PREDCOM): New timevar.
2409 * tree-ssa-loop.c (run_tree_predictive_commoning,
2410 gate_tree_predictive_commoning, pass_predcom): New.
2411 * tree-data-ref.c (find_data_references_in_loop): Find the
2412 references in dominance order.
2413 (canonicalize_base_object_address): Ensure that the result has
2415 (dr_analyze_innermost): Export.
2416 (create_data_ref): Code to fail for references with invariant
2418 (find_data_references_in_stmt): ... here.
2419 * tree-data-ref.h (dr_analyze_innermost): Declare.
2420 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2421 (aff_combination_find_elt, name_expansion_hash,
2422 name_expansion_eq, tree_to_aff_combination_expand,
2423 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2425 * tree-affine.h (aff_combination_constant_multiple_p,
2426 tree_to_aff_combination_expand): Declare.
2427 * tree-predcom.c: New file.
2428 * common.opt (fpredictive-commoning): New option.
2429 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2430 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2431 * Makefile.in (tree-predcom.o): Add.
2432 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2433 * passes.c (init_optimization_passes): Add dceloop after
2434 copy propagation in loop optimizer. Add predictive commoning
2435 to loop optimizer passes.
2437 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2439 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2442 2007-05-24 Jan Hubicka <jh@suse.cz>
2444 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2446 (genheader): Include statistics.h.
2448 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2450 * print-rtl.c (flag_dump_unnumbered): Update comments.
2451 (print_rtl): Fix my previous change.
2452 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2455 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2458 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2460 (thread_through_all_blocks): Call initialize_original_copy_tables
2461 and free_original_copy_tables.
2462 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2464 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2465 * cfghooks.c (duplicate_block): Use get_loop_copy.
2466 * cfg.c: Include cfgloop.h.
2467 (loop_copy): New hash table.
2468 (initialize_original_copy_tables): Initialize loop_copy table.
2469 (free_original_copy_tables): Free loop_copy table.
2470 (copy_original_table_clear, copy_original_table_set,
2471 set_loop_copy, get_loop_copy): New functions.
2472 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2473 * cfgloop.h (struct loop): Remove copy field.
2474 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2475 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2477 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2479 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2480 -msse/-msse2/-msse3.
2482 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2484 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2485 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2487 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2490 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2491 * targhooks.h (default_mangle_decl_assembler_name): Declare
2493 * targhooks.c (default_mangle_decl_assembler_name): Define
2495 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2497 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2498 * langhooks.c (lhd_set_decl_assembler_name): Call
2499 targetm.mangle_decl_assembler_name for names with global scope.
2501 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2503 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2504 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2506 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2507 New. Factored out of i386_pe_encode_section_info.
2508 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2509 Move check for prior decoration of stdcall
2510 symbols to i386_pe_encode_section_info.
2511 (i386_pe_encode_section_info): Adjust call to
2512 gen_stdcall_or_fastcall_suffix. Use
2513 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2514 (i386_pe_mangle_decl_assembler_name): New. Wrap
2515 i386_pe_maybe_mangle_decl_assembler_name.
2517 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2519 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2520 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2521 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2522 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2523 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2526 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2527 Nigel Stephens <nigel@mips.com>
2528 Richard Sandiford <richard@codesourcery.com>
2530 Fix up MIPS16 hard float and add support for complex.
2532 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2533 (TARGET_SOFT_FLOAT_ABI): New.
2534 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2535 __mips_soft_float to reflect the ABI in use, not whether the
2536 FPU is directly accessible (e.g., in MIPS16 mode).
2537 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2538 (UNITS_PER_FPVALUE): Likewise.
2540 * config/mips/mips.c (mips_expand_call): Remove redundant
2541 TARGET_MIPS16 check.
2542 (mips_arg_regno): New.
2543 (function_arg_advance): When setting bits in cum->fp_code for
2544 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2546 (function_arg): Use mips_arg_regno.
2547 (mips_return_mode_in_fpr_p): New.
2548 (mips16_call_stub_mode_suffix): New.
2549 (mips16_cfun_returns_in_fpr_p): New.
2550 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2551 (mips_output_function_prologue): Test mips16_hard_float, not
2552 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2553 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2554 return value into a floating-point register.
2555 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2556 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2557 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2558 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2559 word of double arguments from or to the high bits of 64-bit
2560 floating point registers.
2561 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2562 (mips16_fpret_double): New helper function.
2563 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2564 support for complex modes. Fill in DECL_RESULT for stubdecl.
2565 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2567 * config/mips/mips16.S
2568 (RET, ARG1, ARG2): New.
2569 (MERGE_GPRf, MERGE_GPRt): New.
2570 (DELAYt, DELAYf): New.
2571 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2572 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2573 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2574 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2575 (SFOP): Renamed to...
2576 (OPSF3): This, and macro-ified. Updated all uses.
2577 (SFOP2): Renamed to...
2578 (OPSF2): This, and macro-ified. Updated all uses.
2579 (SFCMP): Renamed to...
2580 (CMPSF): This, and macro-ified. Updated all uses.
2581 (SFREVCMP): Renamed to...
2582 (REVCMPSF): This, and macro-ified. Updated all uses.
2583 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2584 (LDDBL1, LDDBL2, RETDBL): Deleted.
2585 (DFOP): Renamed to...
2586 (OPDF3): This, and macro-ified. Updated all uses.
2587 (DFOP2): Renamed to...
2588 (OPDF2): This, and macro-ified. Updated all uses.
2589 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2590 (DFCMP): Renamed to...
2591 (CMPDF): This, and macro-ified. Updated all uses.
2592 (DFREVCMP): Renamed to...
2593 (REVCMPDF): This, and macro-ified. Updated all uses.
2594 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2595 (RET_FUNCTION): New.
2596 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2597 (__mips16_ret_sc, __mips16_ret_dc): New.
2598 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2599 STUB_ARGS_6, STUB_ARGS_10): New.
2600 (CALL_STUB_NO_RET): New.
2601 (__mips16_call_stub_1): Macro-ified.
2602 (__mips16_call_stub_5): Macro-ified.
2603 (__mips16_call_stub_2): Macro-ified.
2604 (__mips16_call_stub_6): Macro-ified.
2605 (__mips16_call_stub_9): Macro-ified.
2606 (__mips16_call_stub_10): Macro-ified.
2607 (CALL_STUB_RET): New.
2608 (__mips16_call_stub_sf_0): Macro-ified.
2609 (__mips16_call_stub_sf_1): Macro-ified.
2610 (__mips16_call_stub_sf_5): Macro-ified.
2611 (__mips16_call_stub_sf_2): Macro-ified.
2612 (__mips16_call_stub_sf_6): Macro-ified.
2613 (__mips16_call_stub_sf_9): Macro-ified.
2614 (__mips16_call_stub_sf_10): Macro-ified.
2615 (__mips16_call_stub_df_0): Macro-ified.
2616 (__mips16_call_stub_df_1): Macro-ified.
2617 (__mips16_call_stub_df_5): Macro-ified.
2618 (__mips16_call_stub_df_2): Macro-ified.
2619 (__mips16_call_stub_df_6): Macro-ified.
2620 (__mips16_call_stub_df_9): Macro-ified.
2621 (__mips16_call_stub_df_10): Macro-ified.
2622 (__mips16_call_stub_sc_0): New.
2623 (__mips16_call_stub_sc_1): New.
2624 (__mips16_call_stub_sc_5): New.
2625 (__mips16_call_stub_sc_2): New.
2626 (__mips16_call_stub_sc_6): New.
2627 (__mips16_call_stub_sc_9): New.
2628 (__mips16_call_stub_sc_10): New.
2629 (__mips16_call_stub_dc_0): New.
2630 (__mips16_call_stub_dc_1): New.
2631 (__mips16_call_stub_dc_5): New.
2632 (__mips16_call_stub_dc_2): New.
2633 (__mips16_call_stub_dc_6): New.
2634 (__mips16_call_stub_dc_9): New.
2635 (__mips16_call_stub_dc_10): New.
2637 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2638 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2639 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2641 2007-05-23 Ian Lance Taylor <iant@google.com>
2643 * doc/invoke.texi (Invoking GCC): Document that the order of the
2646 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2649 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2650 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2651 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2655 * config/score/score.c (score_print_operand): Make sure that only
2656 lower bits are used.
2658 2007-05-22 Ian Lance Taylor <iant@google.com>
2660 * tree-vrp.c (avoid_overflow_infinity): New static function,
2661 broken out of set_value_range_to_value.
2662 (set_value_range_to_value): Call avoid_overflow_infinity.
2663 (extract_range_from_assert): Likewise.
2665 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2668 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2669 change the type before looking for a COMPOUND_EXPR.
2671 2007-05-22 Ian Lance Taylor <iant@google.com>
2673 * lower-subreg.c (decompose_multiword_subregs): If we change an
2674 insn, call remove_retval_note on it.
2676 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2678 * regs.h (end_hard_regno): New function.
2679 (END_HARD_REGNO, END_REGNO): New macros.
2680 (add_to_hard_reg_set): New function.
2681 (remove_from_hard_reg_set): Likewise.
2682 (in_hard_reg_set_p): Likewise.
2683 (overlaps_hard_reg_set_p): Likewise.
2684 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2685 (note_btr_set): Use END_HARD_REGNO.
2686 * caller-save.c (setup_save_areas): Use end_hard_regno.
2687 (mark_set_regs): Use END_HARD_REGNO.
2688 (add_stored_regs): Use end_hard_regno.
2689 (mark_referenced_regs): Use add_to_hard_reg_set.
2690 * combine.c (update_table_tick): Use END_REGNO.
2691 (record_value_for_reg): Likewise.
2692 (record_dead_and_set_regs): Likewise.
2693 (get_last_value_validate): Likewise.
2694 (use_crosses_set_p): Likewise.
2695 (reg_dead_at_p_1): Likewise.
2696 (reg_dead_at_p): Likewise.
2697 (mark_used_regs_combine): Use add_to_hard_reg_set.
2698 (move_deaths): Use END_HARD_REGNO.
2699 (reg_bitfield_target_p): Use end_hard_regno.
2700 (distribute_notes): Use END_HARD_REGNO.
2701 * cse.c (mention_regs): Use END_REGNO.
2702 (insert): Use add_to_hard_reg_set.
2703 (invalidate): Use END_HARD_REGNO.
2704 (invalidate_for_call): Likewise.
2705 (exp_equiv_p): Use END_REGNO.
2706 (cse_insn): Likewise.
2707 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2708 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2709 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2710 * function.c (keep_stack_depressed): Use end_hard_regno.
2711 * global.c (global_alloc): Use end_hard_regno.
2712 (global_conflicts): Use add_to_hard_reg_set instead of
2714 (find_reg): Likewise.
2715 (mark_reg_store): Likewise.
2716 (mark_reg_conflicts): Likewise.
2717 (mark_reg_death): Use remove_from_hard_reg_set.
2718 (mark_reg_live_nc): Delete.
2719 (set_preference): Use end_hard_regno.
2720 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2721 remove_from_hard_reg_set.
2722 (post_mark_life): Use add_to_hard_reg_set.
2723 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2724 (reg_becomes_live): Use add_to_hard_reg_set.
2725 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2726 (peep2_find_free_register): Use add_to_hard_reg_set.
2727 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2728 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2729 * regrename.c (note_sets): Use add_to_hard_reg_set.
2730 (clear_dead_regs): Use remove_from_hard_reg_set.
2731 (regrename_optimize): Use add_to_hard_reg_set.
2732 (find_oldest_value_reg): Use in_hard_reg_set_p.
2733 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2734 (hard_reg_set_here_p): Use end_hard_regno.
2735 (decompose): Likewise.
2736 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2737 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2738 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2739 (mark_home_live): Use end_hard_regno.
2740 (spill_hard_reg): Likewise.
2741 (clear_reload_reg_in_use): Likewise.
2742 * reorg.c (delete_prior_computation): Use END_REGNO.
2743 * resource.c (update_live_status): Use END_HARD_REGNO.
2744 (mark_referenced_resources): Use add_to_hard_reg_set.
2745 (mark_set_resources): Likewise.
2746 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2747 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2748 (reg_overlap_mentioned_p): Likewise.
2749 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2750 (covers_regno_no_parallel_p): Use END_REGNO.
2751 (find_regno_note): Likewise.
2752 (find_reg_fusage): Use END_HARD_REGNO.
2753 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2754 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2756 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2758 * mode-switching.c (reg_dies): Change type of second argument to
2760 (optimize_mode_switching): Update accordingly.
2762 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2764 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2766 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2767 (hard_reg_set_empty_p): ...these new functions.
2768 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2769 GO_IF_HARD_REG_SUBSET.
2770 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2771 instead of GO_IF_HARD_REG_EQUAL.
2772 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2773 instead of GO_IF_HARD_REG_EQUAL.
2774 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2775 GO_IF_HARD_REG_SUBSET.
2776 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2777 GO_IF_HARD_REG_EQUAL.
2778 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2779 of GO_IF_HARD_REG_SUBSET.
2780 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2781 instead of GO_IF_HARD_REG_EQUAL.
2782 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2783 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2784 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2785 of GO_IF_HARD_REG_SUBSET,
2786 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2787 GO_IF_HARD_REG_SUBSET.
2788 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2789 instead of GO_IF_HARD_REG_EQUAL.
2790 * config/sh/sh.c (push_regs, calc_live_regs): Use
2791 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2792 (hard_regs_intersect_p): Delete.
2794 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2796 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2798 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2799 Richard Henderson <rth@redhat.com>
2801 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2803 (x86_64-*-*): Likewise.
2805 * i386/i386-modes.def (V2QI): New.
2807 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2809 (override_options): Support SSE4.1.
2810 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2811 (IX86_BUILTIN_BLENDPS): Likewise.
2812 (IX86_BUILTIN_BLENDVPD): Likewise.
2813 (IX86_BUILTIN_BLENDVPS): Likewise.
2814 (IX86_BUILTIN_PBLENDVB128): Likewise.
2815 (IX86_BUILTIN_PBLENDW128): Likewise.
2816 (IX86_BUILTIN_DPPD): Likewise.
2817 (IX86_BUILTIN_DPPS): Likewise.
2818 (IX86_BUILTIN_INSERTPS128): Likewise.
2819 (IX86_BUILTIN_MOVNTDQA): Likewise.
2820 (IX86_BUILTIN_MPSADBW128): Likewise.
2821 (IX86_BUILTIN_PACKUSDW128): Likewise.
2822 (IX86_BUILTIN_PCMPEQQ): Likewise.
2823 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2824 (IX86_BUILTIN_PMAXSB128): Likewise.
2825 (IX86_BUILTIN_PMAXSD128): Likewise.
2826 (IX86_BUILTIN_PMAXUD128): Likewise.
2827 (IX86_BUILTIN_PMAXUW128): Likewise.
2828 (IX86_BUILTIN_PMINSB128): Likewise.
2829 (IX86_BUILTIN_PMINSD128): Likewise.
2830 (IX86_BUILTIN_PMINUD128): Likewise.
2831 (IX86_BUILTIN_PMINUW128): Likewise.
2832 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2833 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2834 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2835 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2836 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2837 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2838 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2839 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2840 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2841 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2842 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2843 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2844 (IX86_BUILTIN_PMULDQ128): Likewise.
2845 (IX86_BUILTIN_PMULLD128): Likewise.
2846 (IX86_BUILTIN_ROUNDPD): Likewise.
2847 (IX86_BUILTIN_ROUNDPS): Likewise.
2848 (IX86_BUILTIN_ROUNDSD): Likewise.
2849 (IX86_BUILTIN_ROUNDSS): Likewise.
2850 (IX86_BUILTIN_PTESTZ): Likewise.
2851 (IX86_BUILTIN_PTESTC): Likewise.
2852 (IX86_BUILTIN_PTESTNZC): Likewise.
2853 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2854 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2855 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2856 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2857 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2859 (bdesc_sse_3arg): Likewise.
2860 (bdesc_2arg): Likewise.
2861 (bdesc_1arg): Likewise.
2862 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2864 (ix86_expand_sse_4_operands_builtin): New.
2865 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2866 smaller than 8 bits as the 2nd arg.
2867 (ix86_expand_sse_ptest): New.
2868 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2869 (ix86_expand_vector_set): Support SSE4.1.
2870 (ix86_expand_vector_extract): Likewise.
2872 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2873 __SSE4_1__ for -msse4.1.
2875 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2876 (UNSPEC_INSERTPS): Likewise.
2877 (UNSPEC_DP): Likewise.
2878 (UNSPEC_MOVNTDQA): Likewise.
2879 (UNSPEC_MPSADBW): Likewise.
2880 (UNSPEC_PHMINPOSUW): Likewise.
2881 (UNSPEC_PTEST): Likewise.
2882 (UNSPEC_ROUNDP): Likewise.
2883 (UNSPEC_ROUNDS): Likewise.
2885 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2887 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2888 (const_pow2_1_to_32768_operand): Likewise.
2890 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2893 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2895 (sse4_1_insertps): Likewise.
2896 (*sse4_1_extractps): Likewise.
2897 (sse4_1_ptest): Likewise.
2898 (sse4_1_mulv2siv2di3): Likewise.
2899 (*sse4_1_mulv4si3): Likewise.
2900 (*sse4_1_smax<mode>3): Likewise.
2901 (*sse4_1_umax<mode>3): Likewise.
2902 (*sse4_1_smin<mode>3): Likewise.
2903 (*sse4_1_umin<mode>3): Likewise.
2904 (sse4_1_eqv2di3): Likewise.
2905 (*sse4_1_pinsrb): Likewise.
2906 (*sse4_1_pinsrd): Likewise.
2907 (*sse4_1_pinsrq): Likewise.
2908 (*sse4_1_pextrb): Likewise.
2909 (*sse4_1_pextrb_memory): Likewise.
2910 (*sse4_1_pextrw_memory): Likewise.
2911 (*sse4_1_pextrq): Likewise.
2912 (sse4_1_blendpd): Likewise.
2913 (sse4_1_blendps): Likewise.
2914 (sse4_1_blendvpd): Likewise.
2915 (sse4_1_blendvps): Likewise.
2916 (sse4_1_dppd): Likewise.
2917 (sse4_1_dpps): Likewise.
2918 (sse4_1_movntdqa): Likewise.
2919 (sse4_1_mpsadbw): Likewise.
2920 (sse4_1_packusdw): Likewise.
2921 (sse4_1_pblendvb): Likewise.
2922 (sse4_1_pblendw): Likewise.
2923 (sse4_1_phminposuw): Likewise.
2924 (sse4_1_extendv8qiv8hi2): Likewise.
2925 (*sse4_1_extendv8qiv8hi2): Likewise.
2926 (sse4_1_extendv4qiv4si2): Likewise.
2927 (*sse4_1_extendv4qiv4si2): Likewise.
2928 (sse4_1_extendv2qiv2di2): Likewise.
2929 (*sse4_1_extendv2qiv2di2): Likewise.
2930 (sse4_1_extendv4hiv4si2): Likewise.
2931 (*sse4_1_extendv4hiv4si2): Likewise.
2932 (sse4_1_extendv2hiv2di2): Likewise.
2933 (*sse4_1_extendv2hiv2di2): Likewise.
2934 (sse4_1_extendv2siv2di2): Likewise.
2935 (*sse4_1_extendv2siv2di2): Likewise.
2936 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2937 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2938 (sse4_1_zero_extendv4qiv4si2): Likewise.
2939 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2940 (sse4_1_zero_extendv2qiv2di2): Likewise.
2941 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2942 (sse4_1_zero_extendv4hiv4si2): Likewise.
2943 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2944 (sse4_1_zero_extendv2hiv2di2): Likewise.
2945 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2946 (sse4_1_zero_extendv2siv2di2): Likewise.
2947 (*sse4_1_zero_extendv2siv2di2): Likewise.
2948 (sse4_1_roundpd): Likewise.
2949 (sse4_1_roundps): Likewise.
2950 (sse4_1_roundsd): Likewise.
2951 (sse4_1_roundss): Likewise.
2952 (mulv4si3): Don't expand for SSE4.1.
2953 (smax<mode>3): Likewise.
2954 (umaxv4si3): Likewise.
2955 (uminv16qi3): Likewise.
2956 (umin<mode>3): Likewise.
2957 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
2959 * doc/extend.texi: Document SSE4.1 built-in functions.
2961 * doc/invoke.texi: Document -msse4.1.
2963 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
2965 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
2966 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
2967 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
2968 (ASM_SPEC): Add asm_pcrel_spec.
2969 (EXTRA_SPECS): Add asm_pcrel_spec.
2971 2007-05-21 David Daney <ddaney@avtrex.com>
2973 * doc/install.texi (Building a cross compiler): Add requirements
2974 for Java cross compiler.
2976 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2979 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
2980 Add loopno argument. Use evolution_function_is_invariant_rec_p
2981 instead of evolution_function_is_constant_p.
2982 Update calls to evolution_function_is_affine_multivariate_p.
2983 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
2984 Add loopno argument.
2985 * tree-scalar-evolution.c (gather_chrec_stats): Call
2986 evolution_function_is_affine_multivariate_p with a loop
2988 * tree-data-ref.c (analyze_miv_subscript): Likewise.
2989 (analyze_overlapping_iterations): Likewise.
2990 (access_functions_are_affine_or_constant_p): Likewise.
2991 (build_classic_dist_vector_1): If the access functions
2992 are equal, don't do anything.
2994 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
2995 Paolo Carlini <pcarlini@suse.de>
2996 Uros Bizjak <ubizjak@gmail.com>
2998 * c-cppbuiltin.c (c_cpp_builtins): Define
2999 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3000 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3001 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3002 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3004 2007-05-21 Mike Stump <mrs@apple.com>
3006 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3008 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3010 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3012 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3013 implementation if __OPTIMIZE__ is not defined.
3014 (_mm_alignr_pi8): Ditto.
3015 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3016 (_mm_inserti_si64): Ditto.
3017 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3018 (_mm_slli_epi16): Ditto.
3019 (_mm_slli_epi32): Ditto.
3020 (_mm_slli_epi64): Ditto.
3021 (_mm_srai_epi16): Ditto.
3022 (_mm_srai_epi32): Ditto.
3023 (_mm_srli_si128): Ditto.
3024 (_mm_slli_si128): Ditto.
3025 (_mm_srli_epi16): Ditto.
3026 (_mm_srli_epi32): Ditto.
3027 (_mm_srli_epi64): Ditto.
3028 (_mm_extract_epi16): Ditto.
3029 (_mm_insert_epi16): Ditto.
3030 (_mm_shufflehi_epi16): Ditto.
3031 (_mm_shufflelo_epi16): Ditto.
3032 (_mm_shuffle_epi32): Ditto.
3033 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3035 (_mm_insert_pi16): Ditto.
3037 (_mm_shuffle_pi16): Ditto.
3039 (_mm_shufle_ps): Ditto.
3040 (_mm_prefetch): Ditto.
3042 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3044 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3045 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3046 * real.c (encode_i370_single, decode_i370_single,
3047 encode_i370_double, decode_i370_double): Functions removed.
3048 (i370_single_format, i370_double_format): Initializations removed.
3049 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3050 Consider the log2_b field to always be one.
3051 (ieee_single_format, mips_single_format, coldfire_single_format,
3052 ieee_double_format, mips_double_format, coldfire_double_format,
3053 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3054 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3055 ibm_extended_format, mips_extended_format, ieee_quad_format,
3056 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3057 decimal_single_format, decimal_double_format, decimal_quad_format,
3058 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3059 initialization of log2_b.
3060 * real.h (i370_single_format, i370_double_format): Declarations removed.
3061 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3062 field to always be one.
3064 2007-05-21 Andreas Schwab <schwab@suse.de>
3066 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3067 NOTE_INSN_BASIC_BLOCK_P.
3068 (process_for_unwind_directive): Likewise.
3070 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3072 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3073 * function.h (struct function): Move va_list_gpr_size,
3074 va_list_fpr_size, function_frequency to front of bitfields. Add
3076 (current_function_calls_unwind_init): New.
3077 * except.c (expand_builtin_unwind_init): Set
3078 current_function_calls_unwind_init not
3079 current_function_has_nonlocal_label.
3080 * reload1.c (has_nonexceptional_receiver): New.
3081 (reload): Use it and current_function_calls_unwind_init to
3082 determine whether call-saved regs must be saved.
3084 2007-05-20 Jan Hubicka <jh@suse.cz>
3086 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3087 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3088 * ddg.c (create_ddg): LIkewise.
3089 * final.c (final): Remove hunk moving line numbernotes around since
3090 they are no longer present at this stage.
3091 (final_scan_insn): Use NOTE_KIND instead of
3092 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3093 (output_asm_label): Likewise.
3094 * reorg.c (dbr_schedule): Likewise.
3095 * haifa-sched.c (unlink_other_notes): Likewise.
3096 * mode-switching.c (optimize_mode_switching): Likewise.
3097 * graph.c (start_bb): Likewise.
3098 * rtl.def (NOTE): Update description.
3099 * jump.c (squeeze_notes): Delete.
3100 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3101 NOTE_INSN_BASIC_BLOCK_P when possible.
3102 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3103 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3104 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3105 (dwarf2out_var_location): Likewise.
3106 * cfgbuild.c (make_edges): Likewise.
3107 (find_basic_blocks_1): Likewise.
3108 * function.c (reorder_blocks_1): Likewise.
3109 (epilogue_done): Likewise.
3110 (reposition_prologue_and_epilogue_notes): Likewise.
3111 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3113 (print_rtl): Likewise.
3114 (print_rtl_single): Likewise.
3115 * gcse.c (insert_insn_start_bb): Likewise.
3116 * alias.c (init_alias_analysis): Likewise.
3117 * calls.c (fixup_tail_calls): Likewise.
3118 * except.c (sjlj_emit_function_enter): Likewise.
3119 * emit-rtl.c (add_insn_after): Likeiwse.
3120 (emit_label_before): Likewise.
3121 (emit_label_after): Likewise.
3122 (emit_note_before, emit_note_after, emit_note): Update
3123 parameter to be enum insn_note; do not deal with source
3125 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3126 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3128 (merge_blocks_move_successor_nojumps): Simplify now when
3129 we don't have BLOCK notes.
3130 (try_optimize_cfg): Likewise.
3131 * cfglayout.c (skip_insns_after_block): Likewise.
3132 (record_effective_endpoints): Likewise.
3133 (duplicate_insn_chain): Likewise.
3134 * varasm.c (output_constant_pool_1): Likewise.
3135 * sched-deps.c (sched_analyze): Likewise.
3136 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3138 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3139 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3140 (SET_INSN_DELETED): Simplify.
3141 (NOTE_LINE_NUMBER): Exterminate.
3142 (NOTE_LINE_KIND): New.
3143 (NOTE_INSN_BASIC_BLOCK_P): Update.
3144 (enum insn_note): Simplify.
3145 (GET_NOTE_INSN_NAME) Simplify.
3146 (emit_note_before, emit_note_after, emit_note): Update prototype.
3147 (squeeze_notes): Remove.
3148 * sched-int.h (NOTE_NOT_BB_P): Update.
3149 * resource.c (mark_target_live_regs): Update.
3150 * sched-rgn.c (debug_dependencies): Update.
3151 * sched-vis.c (print_insn): Update.
3152 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3153 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3154 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3155 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3156 (split_branches): Update.
3157 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3159 (sh_adjust_unroll_max): Exterminate.
3160 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3161 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3162 (m68hc11_reorg): Likewise.
3163 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3164 (emit_predicate_relation_info): Update.
3165 (process_for_unwind_directive): Update.
3166 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3167 (output_call): Update.
3168 * config/pa/pa.c (output_lbranch): Update.
3169 (output_millicode_call): Update.
3170 (output_call): Update.
3171 (pa_combine_instructions): Update.
3172 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3173 * config/bfin/bfin.c (gen_one_bundle): Update.
3174 * cfgrtl.c (can_delete_note_p): Update.
3175 (delete_insn): Update.
3176 (rtl_merge_blocks): Update.
3177 (commit_one_edge_insertion): Update.
3178 (rtl_verify_flow_info): Update.
3179 * stmt.c (expand_case): Do not call squeeze_notes.
3181 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3188 * c.opt (Wtype-limits): New.
3189 * doc/invoke.texi (Wtype-limits): Document it.
3190 (Wextra): Enabled by -Wextra.
3191 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3192 * c-common.c (shorten_compare): Warn with Wtype-limits.
3194 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3196 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3197 inlined function, not as a macro.
3198 (_mm_alignr_pi8): Ditto.
3199 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3200 (_mm_inserti_si64): Ditto.
3201 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3202 (_mm_extract_epi16): Ditto.
3203 (_mm_insert_epi16): Ditto.
3204 (_mm_shufflehi_epi16): Ditto.
3205 (_mm_shufflelo_epi16): Ditto.
3206 (_mm_shuffle_epi32): Ditto.
3207 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3208 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3210 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3212 (_m_to_float): Use C89 compatible assignment.
3214 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3217 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3219 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3222 * doc/invoke.texi (Wreturn-type): Complete description.
3223 (Wextra): Delete item about return-type warning.
3224 * c-decl.c: Delete redundant Wextra warning.
3226 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3229 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3230 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3231 inlined function, not as a macro.
3232 (_mm_prefetch): Ditto.
3234 (_mm_insert_pi16): Ditto.
3236 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3237 (_m_pshufw): Ditto. Add const to __N argument.
3238 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3239 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3240 (_mm_slli_epi32): Ditto.
3241 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3242 Add __inline to function declaration.
3243 (_mm_slli_si128): Ditto.
3245 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3247 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3248 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3250 (struct fenv): New structure.
3251 (FP_HANDLE_EXCEPTIONS): New define.
3252 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3253 (_FP_DECL_EXP): New define.
3254 (FP_INIT_ROUNDMODE): New define.
3255 (FP_ROUNDMODE): New define.
3257 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3259 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3260 (Wconversion): Update description.
3261 (Wconversion-sign): New.
3262 * c.opt (Wconversion-sign): New.
3263 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3264 means disabled for C++. Otherwise, take the status of Wconversion.
3265 * c-common.c (conversion_warning): Warn with either Wconversion or
3267 (warnings_for_convert_and_check): Conditions are already checked by
3269 (convert_and_check): Don't check warnings if the conversion failed.
3271 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3272 Anatoly Sokolov <aesok@dol.ru>
3274 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3275 avr_epilogue_uses) : Add declaration.
3276 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3277 * config/avr/constraints.md (R): New constraint.
3278 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3279 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3280 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3281 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3282 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3283 call_prologue_saves, epilogue_restores, return_from_epilogue,
3284 return_from_main_epilogue, return_from_interrupt_epilogue,
3285 return_from_naked_epilogue, prologue, epilogue): New patterns.
3286 (jump): Handle symbol reference.
3287 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3288 avr_output_function_prologue, avr_output_function_epilogue): Remove
3290 (avr_init_machine_status, expand_prologue, expand_epilogue,
3291 avr_asm_function_end_prologue, avr_epilogue_uses,
3292 avr_asm_function_begin_epilogue): New functions.
3293 (prologue_size, epilogue_size, jump_tables_size): Remove global
3295 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3296 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3297 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3298 (avr_override_options): Initialise init_machine_status.
3299 (output_movhi): Handle all stack pointer loads.
3300 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3301 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3302 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3303 (EPILOGUE_USES) Redefine.
3304 (machine_function) Declare.
3306 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3308 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3309 Use a single return statement.
3311 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3314 * builtins.c (do_mpfr_lgamma_r): New.
3315 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3316 * tree.h (CASE_FLT_FN_REENT): New.
3318 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3320 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3321 (output_die): Use 'unsigned long' with %x.
3322 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3323 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3324 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3326 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3328 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3333 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3334 true if function has no argument.
3336 2007-05-18 DJ Delorie <dj@redhat.com>
3338 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3339 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3341 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3343 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3344 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3345 count_trailing_zeros.
3346 (__i386__): Implement count_leading_zeros using __builtin_clz().
3347 Implement count_trailing_zeros usign __builtin_ctz().
3349 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3351 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3353 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3356 * expr.c (emit_move_change_mode): Change mode of push operands here.
3358 2007-05-17 Ian Lance Taylor <iant@google.com>
3360 PR tree-optimization/31953
3361 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3363 (set_value_range_to_null): Call set_value_range_to_value.
3364 (extract_range_from_comparison): Likewise.
3366 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3368 * toplev.c (print_version): Output GMP/MPFR version info.
3370 * builtins.c (CASE_MATHFN_REENT): New macro.
3371 (mathfn_built_in): Use it.
3372 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3373 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3374 BUILT_IN_LGAMMAL_R): New.
3375 * doc/extend.texi: Document new builtins.
3378 * builtins.c (do_mpfr_remquo): New.
3379 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3380 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3383 * builtins.c (fold_builtin_1): Handle y0, y1.
3384 (fold_builtin_2): Handle yn.
3387 * builtins.c (do_mpfr_bessel_n): New.
3388 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3389 (fold_builtin_2): Handle BUILT_IN_JN.
3391 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3394 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3395 TYPE_PRECISION (intmax_type_node).
3397 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3400 * reload.c (subst_reloads): Remove checking.
3402 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3404 PR rtl-optimization/31691
3405 * combine.c (simplify_set): Build a new src pattern instead of
3406 substituting its operands in the COMPARE case.
3408 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3410 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3411 (execute_vrp): Preserve loops through jump threading.
3412 * tree-ssa-threadupdate.c (thread_single_edge,
3413 dbds_continue_enumeration_p, determine_bb_domination_status,
3414 thread_through_loop_header): New functions.
3415 (create_edge_and_update_destination_phis,
3416 create_edge_and_update_destination_phis): Set loops for the new blocks.
3417 (prune_undesirable_thread_requests): Removed.
3418 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3420 (thread_block): Do not call prune_undesirable_thread_requests.
3422 (mark_threaded_blocks): Select edges to thread here.
3423 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3424 Thread edges through loop headers independently.
3425 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3426 * tree-pass.h (TODO_mark_first_instance): New.
3427 (first_pass_instance): Declare.
3428 * cfghooks.c (duplicate_block): Put the block to the original loop
3429 if copy is not specified.
3430 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3431 jump threading. Pass may_peel_loop_headers to
3432 thread_through_all_blocks according to first_pass_instance.
3433 * cfgloop.h (create_preheader): Declare.
3434 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3435 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3436 * passes.c (first_pass_instance): New variable.
3437 (next_pass_1): Set TODO_mark_first_instance.
3438 (execute_todo): Set first_pass_instance.
3440 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3442 PR tree-optimization/24659
3443 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3444 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3445 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3446 OTI_vec_pack_ufix_trunc.
3447 (vec_unpacks_float_hi_optab): Define new macro.
3448 (vec_unpacks_float_lo_optab): Ditto.
3449 (vec_unpacku_float_hi_optab): Ditto.
3450 (vec_unpacku_float_lo_optab): Ditto.
3451 (vec_pack_sfix_trunc_optab): Ditto.
3452 (vec_pack_ufix_trunc_optab): Ditto.
3453 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3454 and vec_pack_[s|u]fix_trunc_optab using
3455 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3456 * tree-vectorizer.c (supportable_widening_operation): Handle
3457 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3458 (supportable_narrowing_operation): New function.
3459 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3460 * tree-vect-transform.c (vectorizable_conversion): Handle
3461 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3462 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3463 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3464 to check for target support.
3465 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3466 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3467 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3468 for VEC_PACK_FIX_TRUNC_EXPR.
3469 (expand_binop): Special case mode of the result for
3470 vec_pack_[u|s]fix_trunc_optab.
3471 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3472 vec_pack_[u|s]fix_trunc_optab.
3474 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3475 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3476 * tree-pretty-print.c (dump_generic_node): Handle
3477 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3478 VEC_PACK_FIX_TRUNC_EXPR.
3480 * expr.c (expand_expr_real_1): Ditto.
3481 * tree-inline.c (estimate_num_insns_1): Ditto.
3482 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3484 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3485 (vec_unpacks_float_lo_v8hi): Ditto.
3486 (vec_unpacku_float_hi_v8hi): Ditto.
3487 (vec_unpacku_float_lo_v8hi): Ditto.
3488 (vec_unpacks_float_hi_v4si): Ditto.
3489 (vec_unpacks_float_lo_v4si): Ditto.
3490 (vec_pack_sfix_trunc_v2df): Ditto.
3492 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3494 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3495 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3496 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3497 [vec_pack_ufix_trunc]: Ditto.
3498 [vec_unpacks_float_hi]: Ditto.
3499 [vec_unpacks_float_lo]: Ditto.
3500 [vec_unpacku_float_hi]: Ditto.
3501 [vec_unpacku_float_lo]: Ditto.
3503 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3505 * soft-fp/README: Update for new files.
3506 * soft-fp/floattisf.c: New file.
3507 * soft-fp/floattidf.c: New file.
3508 * soft-fp/floattitf.c: New file.
3509 * soft-fp/floatuntisf.c: New file.
3510 * soft-fp/floatuntidf.c: New file.
3511 * soft-fp/floatuntitf.c: New file.
3512 * soft-fp/fixsfti.c: New file.
3513 * soft-fp/fixdfti.c: New file.
3514 * soft-fp/fixtfti.c: New file.
3515 * soft-fp/fixunssfti.c: New file.
3516 * soft-fp/fixunsdfti.c: New file.
3517 * soft-fp/fixunstfti.c: New file.
3518 * soft-fp/extendxftf.c: New file.
3519 * soft-fp/trunctfxf.c: New file.
3521 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3522 (__trunctfxf2): Ditto.
3524 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3525 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3526 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3527 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3528 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3529 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3531 * config/i386/t-fprules-softfp64: New file.
3532 * config/i386/sfp-machine.h: New file.
3533 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3534 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3535 and soft-fp/t-softfp to tmake_file.
3536 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3537 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3539 * config/i386/t-linux64 (softfp_wrap_start): New.
3540 (softfp_wrap_end): New.
3541 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3542 supported for TARGET_64BIT.
3544 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3546 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3547 c_common_unsigned_type behavior.
3549 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3551 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3554 2007-05-16 Eric Christopher <echristo@apple.com>
3556 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3557 saving after stack push. Set sp_offset whenever we push.
3558 (rs6000_emit_epilogue): Move altivec register restore before
3561 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3563 * configure.ac: Allow sysroots to be relocated under $prefix as
3564 well as $exec_prefix.
3565 * configure: Regenerate.
3567 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3571 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3573 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3574 (gcc_tooldir): Likewise.
3575 * configure: Regenerate.
3576 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3577 old configure.ac gcc_tooldir setting.
3578 (prefix_to_exec_prefix): New variable.
3579 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3580 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3582 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3584 * c-typeck.c (build_binary_op): Return early for error.
3586 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3588 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3589 struct nb_iter_bound.
3590 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3591 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3592 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3593 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3594 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3595 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3596 (del_scev_info): Use ggc_free.
3597 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3598 * loop-init.c: Include ggc.h.
3599 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3600 (loop_optimizer_finalize): Use ggc_free.
3601 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3602 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3603 pass_iv_optimize): Add TODO_ggc_collect.
3604 * function.h (struct function): Remove skip marker from x_current_loops.
3605 * cfgloop.c: Include ggc.h.
3606 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3608 (establish_preds): Vector superloops is gc allocated.
3609 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3611 (flow_loops_find): Vector larray is gc allocated.
3612 (loop_exit_free): Use ggc_free.
3613 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3614 that head of exits list is now not a part of struct loop.
3615 (record_loop_exits): Allocate exits table in gc memory.
3616 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3617 head of exits list is now not a part of struct loop.
3618 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3619 struct loop_exit): Add GTY marker.
3620 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3621 Add skip marker to aux field. Make head of exits list a separate
3623 (struct loops): Add GTY marker. Make larray vector gc allocated.
3624 Add param marker to exits table.
3625 (get_loops): Type changed.
3626 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3628 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3629 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3630 * basic-block.h (struct basic_block_def): Remove skip marker from
3633 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3635 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3636 of 0 in the call to expand_expr().
3637 (expand_builtin_mathfn_3): Ditto.
3638 (expand_builtin_interclass_mathfn): Ditto.
3639 (expand_builtin_cexpi): Ditto.
3640 (expand_builtin_int_roundingfn): Ditto.
3641 (expand_builtin_int_roundingfn_2): Ditto.
3642 (expand_builtin_pow): Ditto.
3643 (expand_builtin_powi): Ditto.
3644 (expand_builtin_bswap): Ditto.
3645 (expand_builtin_unop): Ditto.
3646 (expand_builtin_fabs): Ditto.
3647 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3648 the call to expand_expr().
3649 (expand_builtin_sync_operation): Ditto.
3650 (expand_builtin_compare_and_swap): Ditto.
3651 (expand_builtin_lock_test_and_set): Ditto.
3652 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3653 instead of 0 in the call to expand_expr().
3654 (expand_builtin_extract_return_addr): Ditto.
3655 (expand_builtin_eh_return): Ditto.
3656 (expand_eh_return): Ditto.
3657 * explow.c (expr_size): Ditto.
3658 * expr.c (optimize_bitfield_assignment_op): Ditto.
3659 (expand_assignement): Ditto.
3660 (store_expr): Ditto.
3661 (store_field): Ditto.
3662 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3663 the call to expand_expr().
3664 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3665 in the call to expand_expr().
3666 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3667 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3668 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3670 * optabs.c (expand_vec_shift_expr): Ditto.
3671 (expand_vec_cond_expr): Ditto.
3672 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3673 call to expand_expr().
3674 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3675 in the call to expand_expr().
3677 2007-05-14 Dave Korn <dave.korn@artimi.com>
3679 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3681 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3683 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3684 instead of c_common_unsigned_type.
3685 (c_common_unsigned_type): Remove.
3686 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3687 c_common_unsigned_type.
3688 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3689 c_common_unsigned_type.
3690 * c-common.h (c_common_unsigned_type): Remove.
3691 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3692 c_common_unsigned_type.
3693 * c-format.c (check_format_types): Use unsigned_type_for instead of
3694 c_common_unsigned_type.
3695 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3696 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3697 c_common_unsigned_type.
3698 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3699 lang_hooks.types.unsigned_type.
3700 * expmed.c (make_tree): Use unsigned_type_for instead of
3701 lang_hooks.types.unsigned_type.
3702 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3703 lang_hooks.types.unsigned_type.
3704 (build_range_check): Likewise.
3705 (fold_unary): Likewise.
3706 (fold_binary): Likewise.
3707 (fold_ternary): Likewise.
3708 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3709 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3710 * tree.c (get_unsigned_type): New.
3711 (unsigned_type_for): Use get_unsigned_type instead of
3712 lang_hooks.types.unsigned_type.
3714 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3716 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3717 to m68k_get_function_kind. Update its prototype.
3718 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3720 (m68k_interrupt_function_p): Return enum m68k_function_type
3721 instead of bool. Rename to m68k_get_function_kind.
3722 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3724 (m68k_compute_frame_layout): Don't mark any register for save
3725 if an interrupt_thread attribute is specified.
3726 (m68k_hard_regno_rename_ok): Update a use of
3727 m68k_interrupt_function_p.
3728 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3729 m68k_interrupt_function_p.
3730 (m68k_function_type): New.
3731 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3732 for a function with an interrupt_thread attribute.
3733 * doc/extend.texi: Document the interrupt_thread attribute.
3735 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3737 Fix PR tree-optimization/31911
3738 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3739 if they didn't change the expression.
3741 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3743 * tree-scalar-evolution.c (resolve_mixers): Exported.
3744 * tree-scalar-evolution.h (resolve_mixers): Declare.
3745 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3746 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3747 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3748 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3749 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3750 strip_conversion, analyze_offset_expr, address_analysis,
3751 object_analysis, analyze_offset): Removed.
3752 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3753 split_constant_offset, canonicalize_base_object_address,
3754 object_address_invariant_in_loop_p, disjoint_objects_p,
3755 dr_may_alias_p, dr_address_invariant_p): New functions.
3756 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3757 and dr_analyze_alias.
3758 (initialize_data_dependence_relation): Use dr_may_alias_p
3759 and object_address_invariant_in_loop_p.
3760 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3762 (find_data_references_in_stmt): Restrict the analysis of data references
3763 to the given loop nest.
3764 (find_data_references_in_loop): Made static. Pass loop nest to
3765 find_data_references_in_stmt.
3766 (compute_data_dependences_for_loop): Use DR_VOPS.
3767 (free_data_ref): Free DR_VOPS.
3768 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3769 (struct innermost_loop_behavior): ... new.
3770 (struct base_object_info): Replaced by ...
3771 (struct indices): ... new.
3772 (struct dr_alias): New.
3773 (enum data_ref_type): Removed.
3774 (struct data_reference): Consist of struct innermost_loop_behavior,
3775 struct indices and struct dr_alias.
3776 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3777 (DR_MEMTAG): Renamed to ...
3778 (DR_SYMBOL_TAG): ... this.
3779 (find_data_references_in_loop): Declaration removed.
3780 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3781 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3782 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3783 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3785 2007-05-13 Revital Eres <eres@il.ibm.com>
3787 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3788 which walks virtual def-use chains to find redundant stores.
3789 (dse_optimize_stmt): Call it.
3791 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3793 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3794 * passes.c (init_optimization_passes): Move pass_jump_bypass
3797 * basic-block.h (bb_has_eh_pred): Fix style issue.
3799 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3801 PR rtl-optimization/31848
3802 * loop-invariant.c (move_invariant_reg): If we move an insn
3803 with a REG_EQUAL note, and that insn is not always executed,
3804 remove the REG_EQUAL note.
3806 2007-05-12 Richard Guenther <rguenther@suse.de>
3808 PR tree-optimization/31797
3809 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3810 propagate into a stmt that has volatile ops.
3812 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3814 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3815 (gcc_tooldir): Likewise.
3816 * configure: Regenerate.
3817 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3818 old configure.ac gcc_tooldir setting.
3819 (prefix_to_exec_prefix): New variable.
3820 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3821 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3823 2007-05-11 Silvius Rus <rus@google.com>
3825 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3826 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3827 * c-common.h (strict_aliasing_warning): Change return type.
3828 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3829 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3830 (build_c_cast): Condition call to strict_aliasing_warning.
3831 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3832 * flags.h (set_Wstrict_aliasing): Declare.
3833 * opts.c (set_Wstrict_alising): Define, add call to.
3834 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3835 * tree-ssa-alias-warnings.c: New file.
3836 * tree-ssa-alias.c (compute_may_aliases): Add call to
3837 strict_aliasing_warning_backend.
3839 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3841 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3842 Use loop_depth and loop_outer accessor functions.
3843 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3844 determine_invariantness_stmt, move_computations_stmt): Ditto.
3845 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3846 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3847 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3848 * tree-scalar-evolution.c (interpret_loop_phi,
3849 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3850 instantiate_parameters_1, scev_const_prop): Ditto.
3851 * cfghooks.c (make_forwarder_block): Ditto.
3852 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3853 * modulo-sched.c (loop_canon_p): Ditto.
3854 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3855 slpeel_can_duplicate_loop_p): Ditto.
3856 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3857 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3858 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3859 cancel_loop, verify_loop_structure): Ditto.
3860 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3861 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3862 superloops vector instead of "pred" array.
3863 (establish_preds): Take father loop as an argument. Initialize the
3865 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3866 initialize loop->outer.
3867 (flow_loop_tree_node_remove): Truncate the superloops vector.
3868 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3869 "pred" merged to "superloops" vector.
3870 (loop_depth, loop_outer): New.
3871 (fel_init): Use loop_outer.
3873 2007-05-11 Jan Hubicka <jh@suse.cz>
3875 * cgraphunit.c: Include gt-cgraphunit.h
3876 (static_ctors, static_dtors): New static vars.
3877 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3878 based on implementation in c-common.c
3879 (cgraph_finalize_function): Call record_cdtor_fn.
3880 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3881 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3882 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3883 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3884 build_cdtor, c_build_cdtor_fns): Remove.
3885 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3886 c_build_cdtor_fns): Remove prototype.
3888 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3891 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3892 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3893 * builtins.c (fold_builtin_memchr): New.
3894 (expand_builtin_memchr): Call the latter.
3895 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3896 * doc/extend.texi ([Other built-in functions provided by GCC]):
3899 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3901 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3902 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3903 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3904 PFPO_OP1_TYPE_SHIFT): Constants added.
3905 (DFP_ALL): Mode macro defined.
3906 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3907 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3908 Insn definitions added.
3909 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3910 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3913 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3915 PR tree-optimization/31885
3916 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3918 (automatically_generated_chrec_p): Return false for NULL.
3920 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3922 * config/bfin/bfin.h (MOVE_RATIO): Define.
3924 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3926 * config.gcc (sparc-wrs-vxworks): New target.
3927 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3928 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3929 * config/sparc/sparc.h: Include vxworks-dummy.h.
3930 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3931 include LABEL_REFs too.
3932 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
3933 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
3935 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
3937 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
3938 (sparc_emit_call_insn): New function.
3939 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
3940 functions when generating VxWorks PIC.
3941 * config/sparc/sparc.md (vxworks_load_got): New pattern.
3942 (call, call_value): Use sparc_emit_call_insn instead of
3945 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3947 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3949 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3951 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
3952 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
3953 instead of operand_subword.
3955 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3957 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
3958 * config/bfin/bfin.c (bfin_local_alignment): New function.
3959 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
3961 2007-05-08 Chao-ying Fu <fu@mips.com>
3963 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
3964 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
3965 (smsub_widen_optab, umsub_widen_optab): Define.
3966 * optabs.c (init_optabs): Initialize smsub_widen_optab and
3968 * genopinit.c (optabs): Fill in smsub_widen_optab and
3970 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
3971 and umsub_widen_optab to implement multiply-subtract sequences.
3972 * config/mips/mips.md (*msac<u>_di): Rename to...
3973 (<u>msubsidi4): ...this. Extend condition to include
3974 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3975 of operand 0 to "ka" and use the three-operand form of msub<u>
3977 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
3980 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3982 PR rtl-optimization/28011
3983 * reload.c (push_reload): Set dont_share if IN appears in OUT
3984 also when IN is a PLUS rtx.
3985 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
3988 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
3990 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
3991 call unshare_all_decls.
3992 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
3993 (unshare_all_decls): Remove.
3995 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
3998 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4001 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4002 Nigel Stephens <nigel@mips.com>
4004 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4005 Update comments and all uses.
4006 (MIN_FPRS_PER_FMT): Define.
4007 * config/mips/mips.c (function_arg): Fix to correctly handle
4008 the -mips32r2 -mfp64 -mabi=32 case.
4009 (override_options): Enable use of odd-numbered registers for
4010 SFmode values on MIPS32.
4011 (mips_save_reg_p): Save whole floating-point register pair if
4012 either half is used.
4013 (compute_frame_size): Fix comment.
4015 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4017 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4018 argument of type bool.
4019 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4020 argument. Safely select temporary P register according to it.
4021 (do_link): Change call site of add_to_reg accordingly.
4022 (do_unlink): Add epilogue_p as a fourth argument and pass it
4024 (expand_interrupt_handler_epilogue): Change call of do_unlink
4026 (bfin_expand_prologue): Add a third argument sibcall_p.
4027 * config/bfin/bfin.md (epilogue): Change call of
4028 bfin_expand_epilogue accordingly.
4029 (sibcall_epilogue): Likewise.
4030 (eh_return_internal): Likewise.
4032 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4033 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4034 * config/bfin/bfin.c (bfin_handle_option): Handle
4035 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4036 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4037 Support bf534, bf536 and bf561.
4038 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4040 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4043 * config/i386/i386.c (ix86_function_regparm): Process local
4044 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4046 2007-05-07 Mike Stump <mrs@apple.com>
4048 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4049 also checks for and while statements in C++.
4051 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4053 * gcc.c (at_file_supplied): New variable.
4054 (main): Set it if we expanded argv.
4055 (do_spec_1): Pass an @-file to the linker if we were called with
4056 an @-file argument and HAVE_GNU_LD.
4057 * collect2.c (at_file_supplied): New variable.
4058 (response_file): New variable.
4059 (collect_exit): Unlink response_file if necessary.
4060 (handler): Likewise.
4061 (do_wait): Likewise.
4062 (main): Set at_file_supplied if we expanded argv.
4063 (collect_execute): Pass an @-file to subprocesses if we were called
4064 with an @-file argument.
4065 * configure.ac: Add define for HAVE_GNU_LD.
4066 * configure: Regenerate.
4067 * config.in: Regenerate.
4069 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4071 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4077 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4079 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4080 (TARGET_ENCODE_SECTION_INFO): Re-define.
4081 (m32c_encode_section_info): New
4082 (function_vector_handler): New
4083 (current_function_special_page_vector): New
4084 (m32c_special_page_vector_p): New.
4085 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4087 * config/m32c/jump.md: Added instruction JSRS for functions
4088 with attribute "function_vector".
4089 * doc/extend.texi (function_vector): Added description
4090 for M16C, M32C targets.
4092 2007-05-07 DJ Delorie <dj@redhat.com>
4095 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4096 ashrpsi3, lshrpsi3): Update shift count constraint.
4098 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4099 Nathan Froyd <froydnj@codesourcery.com>
4102 * c-incpath.c (add_path): Strip trailing path separators.
4104 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4106 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4107 Free dominance info before purging EH edges.
4108 (eliminate_degenerate_phis): Likewise.
4109 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4111 2007-05-07 Jan Hubicka <jh@suse.cz>
4113 * gimplify.c (gimplify_expr): Do not crash when folding
4114 (void *)(int)&a + 4.
4116 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4119 * c-opts.c (lang_fortran): Make it non static.
4120 * c-common.h (lang_fortran): New prototype.
4121 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4122 -lang-fortran option was passed by the driver.
4124 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4126 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4127 of ASSERT_CHECKING. Tweak message.
4129 2007-05-06 Revital Eres <eres@il.ibm.com>
4132 * loop-unroll.c (insert_var_expansion_initialization):
4133 Initialize the expansions with -zero instead of +zero.
4135 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4137 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4138 into pic and non-pic versions. Mark r19 as used for
4139 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4140 for tgd_load, tld_load and tie_load .
4141 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4142 version of tgd_load, tld_load and tie_load depending on the
4145 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4146 Jakub Jelinek <jakub@redhat.com>
4148 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4149 (__do_global_dtors_aux): Use more paranoid loop to run
4150 destructors if HIDDEN_DTOR_LIST_END.
4151 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4153 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4155 * varasm.c (align_variable): Don't increase alignment for
4156 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4157 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4159 2007-05-04 Josh Conner <jconner@apple.com>
4161 * basic-block.h (cdi_direction): Assign values to all enumeration
4163 (dom_computed): Remove.
4164 (dom_info_state): New.
4165 (set_dom_info_availability): New.
4166 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4167 walk_data.dom_direction.
4168 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4169 instead of dom_computed[].
4170 (split_edge): Likewise.
4171 (create_basic_block): Likewise.
4172 (merge_blocks): Likewise.
4173 * ifcvt.c (find_if_header): Likewise.
4174 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4175 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4176 * tree-ssa.c (verify_ssa): Likewise.
4177 * tree-cfg.c (tree_verify_flow_info): Likewise.
4178 (remove_edge_and_dominated_blocks): Likewise.
4179 * dominance.c (dom_computed): Make static.
4180 (calc_dfs_tree_nonrec): Change third param to a bool.
4181 (calc_dfs_tree): Change second param to a bool.
4182 (calc_idioms): Change second param to a bool. Use
4183 dom_convert_dir_to_idx.
4184 (init_dom_info): Validate dir before using.
4185 (dom_convert_dir_to_idx): New.
4186 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4187 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4188 (free_dominance_info): Use dom_convert_dir_to_idx.
4189 (get_immediate_dominator): Likewise.
4190 (set_immediate_dominator): Likewise.
4191 (get_dominated_by): Likewise.
4192 (redirect_immediate_dominators): Likewise.
4193 (nearest_common_denominator): Likewise.
4194 (dominated_by_p): Likewise.
4195 (bb_dom_dfs_in): Likewise.
4196 (bb_dom_dfs_out): Likewise.
4197 (recount_dominator): Likewise.
4198 (iterate_fix_dominators): Likewise.
4199 (add_to_dominance_info): Likewise.
4200 (delete_from_dominance_info): Likewise.
4201 (first_dom_son): Likewise.
4202 (next_dom_son): Likewise.
4203 (dom_info_available_p): Likewise.
4204 (dom_info_state): New.
4205 (set_dom_info_availability): New.
4207 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4209 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4211 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4213 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4215 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4216 (subdi3, subdi_carry): Delete.
4218 2007-05-04 Jan Hubicka <jh@suse.cz>
4219 Richard Guenther <rguenther@suse.de>
4221 * opts.c (decode_options): Do not fiddle with inlining
4222 parameters in case of optimizing for size.
4223 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4224 for size do nothing.
4225 (cgraph_decide_inlining_of_small_function): When optimizing for
4226 size never inline functions increasing caller size.
4227 (cgraph_early_inlining): Inline for size when optimizing for size.
4229 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4231 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4232 logical operations piecewise.
4233 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4234 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4235 subdi_sesidi_di): Delete.
4236 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4237 the generated sequence. Allow three-reg add in constraints. Rewrite
4238 the rtl expression for carry to avoid zero_extend of a constant.
4239 (sub_with_carry): New pattern.
4240 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4241 different sequence not involving jumps.
4242 (notbi): Now a named pattern.
4244 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4246 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4247 Add the note about a significant loss of accuracy of some
4248 mathematical routines when these options are used.
4250 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4252 * haifa-sched.c (rtx_vec_t): New typedef.
4253 (contributes_to_priority_p): Extract piece of priority () into new
4255 (priority): Use the function. Add assertion.
4256 (rank_for_schedule, set_priorities): Add assertion to check that
4257 insn's priority is initialized.
4258 (clear_priorities, calc_priorities): Change signature. Make it update
4259 all relevant insns. Update all callers ('add_to_speculative_block ()'
4260 and 'create_block_check_twin ()').
4261 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4262 Add new field 'priority_status'.
4263 (INSN_PRIORITY_STATUS): New macro.
4264 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4266 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4268 * sched-ebb.c (debug_ebb_dependencies): New static function.
4269 (init_ready_list): Use it.
4271 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4272 with changed signature and 'debug_rgn_dependencies ()'.
4273 (debug_rgn_dependencies): New static function.
4274 (init_ready_list): Use it.
4276 * sched-int.h (debug_dependencies): Declare.
4278 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4280 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4282 2007-05-04 Dirk Mueller <dmueller@suse.de>
4284 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4286 2007-05-03 Jan Hubicka <jh@suse.cz>
4288 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4289 for pointer type in more cases than before.
4291 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4293 * tree-object-size.c (plus_expr_object_size): When operand size is
4294 unknown, return unknown.
4296 2007-05-03 Dirk Mueller <dmueller@suse.de>
4298 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4300 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4303 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4305 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4307 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4309 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4311 * config/soft-fp/double.h, config/soft-fp/extended.h,
4312 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4313 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4314 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4315 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4318 2007-05-03 Ian Lance Taylor <iant@google.com>
4320 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4321 MASK_PPC_GFXOPT for 8540 or 8548.
4323 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4325 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4326 vect_print_dump_info() to output debug information.
4328 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4331 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4332 operands of size 2 when operand is not MEM_P.
4334 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4336 PR tree-optimization/30565
4337 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4339 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4341 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4342 (umulsi3_highpart): Use them.
4343 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4344 for final accumulator to D regisster tranfser.
4346 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4348 PR tree-optimization/31699
4349 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4351 (vect_enhance_data_refs_alignment): Compute peel amount using
4352 TYPE_VECTOR_SUBPARTS instead of vf.
4353 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4355 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4358 * system.h: Remove inclusion of double-int.h
4359 * tree.h: Include double-int.h
4360 * gengtype.c: Likewise
4361 * cfgloop.h: Likewise
4362 * Makefile.in: Adjust dependencies on double-int.h
4364 2007-05-02 Eric Christopher <echristo@apple.com>
4366 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4367 -shared to -Zdynamiclib.
4369 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4372 * c-common.c (strip_pointer_or_array_types): New function.
4373 * c-common.h (strip_pointer_or_array_types): New function declaration.
4375 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4377 PR tree-optimization/31771
4378 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4380 2007-05-02 Paul Brook <paul@codesourcery.com>
4382 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4384 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4387 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4390 2007-05-02 Nick Clifton <nickc@redhat.com>
4392 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4394 2007-05-02 Richard Guenther <rguenther@suse.de>
4396 PR tree-optimization/31146
4397 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4398 argument, single_use_p. If we have a single use that is
4399 a conversion to the definition rhs type, propagate that rhs.
4400 (forward_propagate_addr_expr): Pass single_use_p argument
4401 to forward_propagate_addr_expr_1.
4403 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4405 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4408 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4410 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4411 'AMD Family 10 core'.
4413 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4415 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4416 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4417 with SSE3 instruction set support.
4418 * doc/invoke.texi: Likewise.
4420 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4422 * config/i386/i386.c (override_options): Tuning 32-byte loop
4423 alignment for amdfam10 architecture. Increasing the max loop
4424 alignment to 24 bytes.
4426 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4428 * config/m68k/constraints.md: New.
4429 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4430 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4431 EXTRA_CONSTRAINT): Remove.
4432 * config/m68k/m68k.md: Include constraints.md.
4433 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4435 2007-05-01 Ian Lance Taylor <iant@google.com>
4437 PR tree-optimization/31739
4438 * tree-vrp.c (vrp_val_is_max): New static function.
4439 (vrp_val_is_min): New static function.
4440 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4442 (set_value_range): Use vrp_val_is_{max,min}.
4443 (extract_range_from_assert): Likewise.
4444 (extract_range_from_binary_expr): Likewise.
4445 (extract_range_from_unary_expr): Likewise.
4446 (dump_value_range, vrp_meet): Likewise.
4447 (vrp_visit_phi_node): Likewise.
4448 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4450 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4452 * config/i386/gmon-sol2.c (size_t): New type.
4453 (intptr_t): Likewise.
4454 (s_textsize): Declare as size_t.
4456 (monstartup): Use size_t for sizes.
4457 (_mcount): Save and restore registers.
4458 (internal_mcount): Pass 0 as the first argument to monstartup
4460 (moncontrol): Convert pointer to appropriately sized integer
4461 before passing to profil.
4463 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4465 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4466 __NO_FPRS__, not just if _SOFT_DOUBLE.
4467 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4468 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4469 also for E500 double.
4470 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4471 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4474 2007-05-01 Richard Guenther <rguenther@suse.de>
4476 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4479 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4481 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4483 2007-05-01 Jan Hubicka <jh@suse.cz>
4485 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4488 2007-05-01 Jan Hubicka <jh@suse.cz>
4490 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4491 (maybe_fold_offset_to_reference): Declare.
4492 * fold-const.c (fold_unary): Do not fold
4493 (type *)&A into &A->field_of_type_and_offset_0
4494 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4495 size is unknown, give up.
4496 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4498 (maybe_fold_offset_to_reference): New.
4499 (maybe_fold_stmt_indirect): Use it.
4500 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4501 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4503 (gimplify_expr): Likewise for plus_expr.
4505 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4507 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4508 bsi_after_labels. Always insert statements before bsi.
4509 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4510 * predict.c (apply_return_prediction): Check for empty blocks.
4511 * cfgexpand.c (lab_rtx_for_bb): New variable.
4512 (label_rtx_for_bb): Do not create new tree labels.
4513 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4514 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4515 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4517 (label_for_bb): Add field used.
4518 (update_eh_label, main_block_label): Mark the label used.
4519 (cleanup_dead_labels): Remove unused labels.
4521 2007-05-01 Richard Guenther <rguenther@suse.de>
4523 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4524 if it is not about to be set.
4525 (get_value_range): Do not pre-allocate equiv bitmap.
4526 (update_value_range): No need to clear equiv field.
4527 (add_equivalence): Change prototype to get bitmap pointer.
4528 Allocate bitmap here if it is not already.
4529 (extract_range_from_assert): Do not allocate bitmap here.
4530 Update callers to add_equivalence.
4531 (extract_range_from_ssa_name): Likewise.
4532 (get_vr_for_comparison): New static helper.
4533 (compare_name_with_value): Handle NULL equiv bitmap by
4534 peeling the first iteration of the comparison loop.
4535 Use get_vr_for_comparison.
4536 (compare_names): Handle NULL equiv bitmaps by using fake
4537 ones. Use get_vr_for_comparison.
4539 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4541 * double-int.c (mpz_set_double_int): Moved from
4542 tree-ssa-loop-niter.c.
4543 (mpz_get_double_int): Likewise; also, add option to wrap
4544 out-of-range integers.
4545 * double-int.h: New prototypes for above.
4546 * tree.c (get_static_type_bounds): Moved from
4547 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4548 TYPE_MAX_VALUE if they exist..
4549 * tree.h: New prototype for above.
4550 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4551 get_type_bounds calls.
4552 (mpz_set_double_int): Move to double-int.c.
4553 (get_type_bounds): Move to tree.c, rename to
4554 get_static_type_bounds.
4555 (mpz_to_double_int): Move to double-int.c, rename to
4558 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4560 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4561 DIV0 exception can fall through to a normal return.
4563 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4567 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4568 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4569 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4570 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4571 initialize align to silence bogus warning.
4572 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4573 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4575 (struct sra_walk_fns): Remove use_all parameter from use.
4576 (sra_hash_tree): Handle BIT_FIELD_REFs.
4577 (sra_elt_hash): Don't hash bitfld blocks.
4578 (sra_elt_eq): Skip them in parent compares as well. Handle
4580 (sra_walk_expr): Don't maintain or pass down use_all_p.
4581 (scan_use): Remove use_all parameter.
4582 (scalarize_use): Likewise. Re-expand assignment to
4583 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4584 output, and re-scalarize after output. Don't mark anything
4586 (scalarize_ldst): Adjust.
4587 (scalarize_walk_gimple_modify_statement): Likewise.
4588 (build_element_name_1): Handle BIT_FIELD_REFs.
4589 (instantiate_element): Don't warn for any element whose parent
4591 (instantiate_missing_elements_1): Return the sra_elt.
4592 (canon_type_for_field): New.
4593 (try_instantiate_multiple_fields): New.
4594 (instantiate_missing_elemnts): Use them.
4595 (mark_no_warning): Removed.
4596 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4597 (REPLDUP, sra_build_elt_assignment): New.
4598 (generate_copy_inout): Use them.
4599 (generate_element_copy): Likewise. Handle bitfld differences.
4600 (generate_element_zero): Don't recurse for blocks. Use
4601 sra_build_elt_assignment.
4602 (generate_one_element_int): Take elt instead of var. Use
4603 sra_build_elt_assignment.
4604 (generate_element_init_1): Adjust.
4605 (scalarize_use, scalarize_copy): Use REPLDUP.
4606 (scalarize_ldst): Move assert before dereference.
4607 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4609 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4612 * tree.c (reconstruct_complex_type): Reconstruct a reference
4614 Also use the same mode for the pointer as the old pointer type.
4616 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4618 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4621 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4623 PR rtl-optimization/31676
4624 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4625 (df_refs_record): Call it.
4627 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4629 * rtl.def (SS_ABS): New code.
4630 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4631 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4632 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4633 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4634 (bfin_init_builtins): Define them.
4635 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4636 (bfin_expand_builtin): ... and handle the others here.
4637 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4638 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4639 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4640 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4641 operand is only HImode.
4643 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4645 * regclass.c (scan_one_insn): Remove splitting of
4648 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4649 Nigel Stephens <nigel@mips.com>
4651 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4653 2007-04-28 Jan Hubicka <jh@suse.cz>
4655 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4656 insn_locators_alloc instead of insn_locators_initialize;
4657 call reset_block_changes.
4658 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4659 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4660 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4661 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4662 * config/score/score.c (th_output_mi_thunk): Likewise.
4663 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4664 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4665 tolerate uninitialized locator info.
4668 * function.c (init_function_start): Don't init line number info.
4669 (expand_function_end): Update.
4670 (reset_block_changes, record_block_change, finalize_block_changes,
4671 check_block_change, free_block_changes): Kill.
4672 * function.h (reset_block_changes, record_block_change,
4673 finalize_block_changes, check_block_change, free_block_changes): Remove
4675 (struct function): Remove ib_boundaries_block.
4676 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4677 Use curr_insn_locator to initialize locator.
4678 (emit_line_note): Remove.
4679 * cfgexpand.c (expand_gimple_cond_expr): Update.
4680 (construct_exit_block): Likewise.
4681 (tree_expand_cfg): Initialize/finalize locators.
4682 * expr.c (expand_expr_real): Update.
4683 * cfglayout.c (line_locators_locs, line_locators_lines,
4684 file_locators_locs, file_locators_files): Remove.
4685 (set_block_levels): Move to cfgexpand.c.
4686 (insn_locators_initialize): Remove.
4687 (pass_insn_locators_initialize): Remove.
4688 (locations_locators_locs, locations_locators_vals): New static vars.
4689 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4691 (insn_locators_alloc, insn_locators_finalize,
4692 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4694 (locator_location): New.
4695 (locator_line, locator_file): Rewrite.
4696 * rtl.h (emit_line_note): Kill.
4697 (insn_locators_alloc, insn_locators_finalize,
4698 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4700 * tree-inline.c (initialize_cfun): Do not initialize
4701 ib_boundaries_block.
4702 * passes.c (pass_insn_locators_initialize): Remove.
4704 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4706 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4707 info. Update last_basic_block correctly.
4709 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4712 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4713 register itself to hold the offset constant. Tell flow the use
4714 of r4 and r5 when they are used.
4716 2007-04-27 Richard Guenther <rguenther@suse.de>
4718 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4719 if we simplified anything.
4720 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4721 warnings until we did a simplification and the stmt was not
4722 marked as TREE_NO_WARNING.
4724 2007-04-27 Mike Stump <mrs@apple.com>
4726 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4728 2007-04-27 Ian Lance Taylor <iant@google.com>
4731 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4732 TYPE_MAX_VALUE exist, convert them to the new type.
4734 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4736 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4737 if it claims to be available.
4738 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4740 (perform_tree_ssa_dce): Always free postdominators.
4742 2007-04-27 Richard Henderson <rth@redhat.com>
4744 * config/alpha/predicates.md (aligned_memory_operand): Mark
4745 as define_special_predicate.
4746 (unaligned_memory_operand, normal_memory_operand): Likewise.
4747 (reg_or_unaligned_mem_operand): Remove.
4748 (any_memory_operand): Match the documentation and check for
4749 non-renumbered pseudos during reload.
4750 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4751 alpha_secondary_reload_class, update to new interface, make static.
4752 Handle CQImode like HImode. Remove FP subreg check.
4753 (alpha_expand_mov): Use replace_equiv_address.
4754 (alpha_expand_mov_nobwx): Use any_memory_operand.
4755 (TARGET_SECONDARY_RELOAD): New.
4756 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4757 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4758 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4759 * config/alpha/alpha.md: ... here.
4760 (RELOAD12, reloadmode): New.
4762 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4763 Don't handle the aligned case here.
4764 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4765 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4766 reload_inhi_help. Don't expect a scratch register.
4767 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4769 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4771 2007-04-27 Richard Guenther <rguenther@suse.de>
4773 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4775 2007-04-27 Richard Guenther <rguenther@suse.de>
4777 PR tree-optimization/30965
4778 PR tree-optimization/30978
4779 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4780 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4781 (find_equivalent_equality_comparison): Likewise.
4782 (simplify_cond): Likewise.
4783 (get_prop_source_stmt): New helper.
4784 (get_prop_dest_stmt): Likewise.
4785 (can_propagate_from): Likewise.
4786 (remove_prop_source_from_use): Likewise.
4787 (combine_cond_expr_cond): Likewise.
4788 (forward_propagate_comparison): New function.
4789 (forward_propagate_into_cond): Rewrite to use fold for
4791 (tree_ssa_forward_propagate_single_use_vars): Call
4792 forward_propagate_comparison to propagate comparisons.
4794 2007-04-27 Richard Guenther <rguenther@suse.de>
4796 PR tree-optimization/31715
4797 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4798 sure to do computation on the offset in an appropriate
4801 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4803 * reload.h (elimination_target_reg_p): Declare.
4804 * reload.c (find_reloads): Don't apply the reg_rtx move
4805 optimization if the SET_DEST satisfies elimination_target_reg_p.
4806 * reload1.c (elimination_target_reg_p): New function.
4807 (gen_reload): In the move/add2 fallback, make sure that op0
4808 does not overlap the destination register.
4810 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4812 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4813 transform only GIMPLE_MODIFY_STMTs.
4814 * tree-complex.c (expand_complex_operations_1): Ditto.
4815 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4816 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4817 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4819 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4820 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4821 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4822 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4823 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4824 slpeel_add_loop_guard): Ditto.
4825 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4826 * lambda-code.c (perfect_nestify): Ditto.
4827 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4828 before the first statement.
4829 * tree-optimize.c (execute_free_datastructures): Fix comments.
4830 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4831 * tree-flow.h (disband_implicit_edges): Declaration removed.
4832 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4834 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4836 (disband_implicit_edges, has_label_p): Removed.
4837 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4838 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4840 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4842 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4843 also for COND_EXPRs.
4844 * cfgexpand.c (label_rtx_for_bb): New function.
4845 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4846 Use label_rtx_for_bb to find the labels.
4847 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4848 last block. Detect fallthru edges.
4850 2007-04-26 Ian Lance Taylor <iant@google.com>
4853 * reload.c (find_reloads_subreg_address): If the address was valid
4854 in the original mode but not in the new mode, reload the whole
4857 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4859 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4860 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4861 (cleanup_control_expr_graph): Do not invalidate dominance info.
4862 Record altered blocks.
4863 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4864 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4865 cleanup_tree_cfg_bb): New functions.
4866 (remove_forwarder_block): Do not maintain the worklist of blocks.
4867 Record altered blocks.
4868 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4870 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4871 delete_unreachable_blocks if dominators are not available.
4872 * tree-inline.c (optimize_inline_calls): Free dominance information
4874 * tree-flow.h (remove_edge_and_dominated_blocks,
4875 cfgcleanup_altered_bbs): Altered.
4876 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4878 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4880 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4881 do not invalidate dominators.
4883 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4885 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4886 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4887 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4888 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4890 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4892 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4894 2007-04-26 Richard Guenther <rguenther@suse.de>
4896 PR tree-optimization/31703
4897 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4898 the right type for the target of the bittest.
4900 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4902 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4903 ix86_sol10_return_in_memory.
4905 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4907 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4910 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4913 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4915 PR tree-optimization/30558
4916 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4917 clear this_state.prev_try.
4919 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4920 Mark Mitchell <mark@codesourcery.com>
4922 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4923 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4924 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4926 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4929 * doc/invoke.texi (%:print-asm-header): Document.
4930 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
4932 (static_spec_functions): Add print-asm-header.
4933 (main): Print a banner before the --target-help linker options.
4934 (print_asm_header_spec_function): New function.
4936 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
4939 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
4940 (movsf_ie): Likewise.
4942 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4944 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4946 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4948 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4950 (__umodsi3, __modsi3): Likewise.
4952 2007-04-25 Dirk Mueller <dmueller@suse.de>
4954 * c-typeck.c (build_compound_expr): Annotate warning()
4955 call with OPT_Wunused_value.
4956 * tree-ssa.c (warn_uninit): Annotate warning with
4958 * c-common.c (handle_sentinel_attribute): Annotate warning
4959 call with OPT_Wattributes.
4961 2007-04-25 Thiemo Seufer <ths@mips.com>
4963 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
4965 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
4966 on to the assembler. Improve handling of -mno-mips16. Add handling
4967 of -mno-mips3d, -mno-dsp, -mno-dspr2.
4968 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
4969 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
4970 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
4972 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
4975 * config/i386/winnt.c (i386_pe_file_end): Strip only
4976 USER_LABEL_PREFIX when writing export name.
4978 2007-04-25 Richard Sandiford <richard@codesourcery.com>
4980 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
4981 sh/elf.h, vx-common.h and vxworks.h.
4982 * config/sh/sh.h: Include config/vxworks-dummy.h.
4983 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4984 (OVERRIDE_OPTIONS): Use it.
4985 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
4986 (vxworks_picreg): New pattern.
4987 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
4988 VXWORKS_OS_CPP_BUILTINS.
4989 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
4990 to their VXWORKS_* equivalents.
4991 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4992 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
4993 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
4994 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
4995 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
4996 -mrtp/-fPIC multilibs.
4997 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
4998 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
4999 (MULTILIB_OSDIRNAMES): Delete.
5001 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5004 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5006 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5008 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5009 rounding mode to be specified by the caller.
5010 (real_to_mpfr) Likewise.
5011 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5012 include new arguments.
5013 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5015 2007-04-24 Ian Lance Taylor <iant@google.com>
5017 PR tree-optimization/31605
5018 * tree-vrp.c (set_value_range): Check that min and max are not
5019 both overflow infinities.
5020 (set_value_range_to_value): New static function.
5021 (extract_range_from_binary_expr): Call set_value_range_to_value.
5022 (extract_range_from_cond_expr): Likewise.
5023 (extract_range_from_expr): Likewise.
5024 (extract_range_from_unary_expr): Likewise. Don't create a range
5025 which overflows on both sides.
5026 (vrp_meet): Check for a useless range.
5027 (vrp_visit_phi_node): If we see a constant which looks like an
5028 overflow infinity, turn off the TREE_OVERFLOW flag.
5030 2007-04-24 Ian Lance Taylor <iant@google.com>
5032 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5034 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5037 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5038 diagnostic message is being built.
5039 * tree-pretty-print.c (dump_generic_node): Only write the
5040 formatted text into BUFFER's stream if we are not building a
5042 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5044 * Makefile.in (toplev.o): Depend on tree-pass.h.
5046 2007-04-24 Ian Lance Taylor <iant@google.com>
5048 PR tree-optimization/31602
5049 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5050 conditionals in the copied loop header.
5051 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5052 warnings if TREE_NO_WARNING is set.
5053 * doc/invoke.texi (Warning Options): Clarify that
5054 -Wstrict-overflow does not warn about loops.
5056 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5058 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5059 expand on the comment about _Decimal128 arguments and check the
5060 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5061 that _Decimal128 argument uses even/odd register pair.
5062 (function_arg): Ditto.
5064 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5066 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5067 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5069 2007-04-24 Richard Guenther <rguenther@suse.de>
5070 Olga Golovanevsky <olga@il.ibm.com>
5072 * fold-const.c (multiple_of_p): Check for bottom
5075 2007-04-24 Richard Henderson <rth@redhat.com>
5077 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5078 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5079 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5080 looking for non-zero bits shifted out. Avoid a recursive call
5081 when constructing the scalar.
5082 (__floatundisf): Likewise.
5084 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5086 * dwarf2out.c (field_byte_offset): Move the existing logic
5087 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5088 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5090 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5093 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5094 argument of 0 for memset.
5095 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5096 unsigned shift instead of the signed variant.
5098 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5100 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5101 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5102 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5103 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5104 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5105 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5106 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5107 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5108 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5109 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5110 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5111 "mul<mode>3", "div<mode>3"): Insn definitions added.
5112 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5113 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5114 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5115 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5116 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5117 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5118 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5119 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5120 TARGET_FLOAT_FORMAT): Macro definitions removed.
5121 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5122 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5123 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5124 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5125 (s390_gen_rtx_const_DI): Function removed.
5126 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5128 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5130 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5131 over an external ffs function.
5133 2007-04-24 Chao-ying Fu <fu@mips.com>
5134 Richard Sandiford <richard@nildram.co.uk>
5136 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5137 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5138 (smadd_widen_optab, umadd_widen_optab): Define.
5139 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5141 * genopinit.c (optabs): Fill in smadd_widen_optab and
5143 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5144 and umadd_widen_optab to implement multiply-add sequences.
5145 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5146 (<u>maddsidi4): ...this. Extend condition to include
5147 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5148 of operand 0 to "ka" and use the three-operand form of madd<u>
5150 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5152 * config/mips/constraints.md (ka): New register constraint.
5154 2007-04-24 Jan Hubicka <j@suse.cz>
5158 2007-04-23 Jan Hubicka <jh@suse.cz>
5159 * function.c (init_function_start): Don't init line number info.
5160 (expand_function_end): Update.
5161 (reset_block_changes, record_block_change, finalize_block_changes,
5162 check_block_change, free_block_changes): Kill.
5163 * function.h (reset_block_changes, record_block_change,
5164 finalize_block_changes, check_block_change, free_block_changes): Remove
5166 (struct function): Remove ib_boundaries_block.
5167 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5168 Use curr_insn_locator to initialize locator.
5169 (emit_line_note): Remove.
5170 * cfgexpand.c (expand_gimple_cond_expr): Update.
5171 (construct_exit_block): Likewise.
5172 (tree_expand_cfg): Initialize/finalize locators.
5173 * expr.c (expand_expr_real): Update.
5174 * cfglayout.c (line_locators_locs, line_locators_lines,
5175 file_locators_locs, file_locators_files): Remove.
5176 (set_block_levels): Move to cfgexpand.c.
5177 (insn_locators_initialize): Remove.
5178 (pass_insn_locators_initialize): Remove.
5179 (locations_locators_locs, locations_locators_vals): New static vars.
5180 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5182 (insn_locators_alloc, insn_locators_finalize,
5183 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5185 (locator_location): New.
5186 (locator_line, locator_file): Rewrite.
5187 * rtl.h (emit_line_note): Kill.
5188 (insn_locators_alloc, insn_locators_finalize,
5189 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5191 * tree-inline.c (initialize_cfun): Do not initialize
5192 ib_boundaries_block.
5193 * passes.c (pass_insn_locators_initialize): Remove.
5195 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5197 * doc/invoke.texi: Removed leading '-' from option index entries.
5199 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5201 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5203 (create_phi_node): Use set_phi_nodes.
5204 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5205 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5206 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5207 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5208 (bsi_start, bsi_last): Use bb_stmt_list.
5209 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5210 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5211 Traverse the statements using tsi iterator.
5212 * basic-block.h (struct basic_block_def): Fields stmt_list
5213 and phi_nodes moved to ...
5214 (struct tree_bb_info): ... new structure.
5215 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5216 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5217 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5218 (tree_verify_flow_info): Verify that il.tree is not set for
5219 entry and exit block.
5220 (tree_split_block): Use set_bb_stmt_list.
5222 2007-04-23 Mike Stump <mrs@apple.com>
5224 * config/i386/i386.c (ix86_tune_features
5225 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5228 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5230 * config/i386/i386.md (prefix_extra): New attribute.
5231 (length): Add prefix_extra.
5233 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5234 (sse2_movntv2di): Likewise.
5235 (sse2_cvtps2dq): Likewise.
5236 (sse2_cvtpd2pi): Likewise.
5237 (sse2_cvttpd2pi): Likewise.
5238 (*sse2_cvtpd2ps): Likewise.
5239 (*add<mode>3): Likewise.
5240 (sse2_ssadd<mode>3): Likewise.
5241 (sse2_usadd<mode>3): Likewise.
5242 (*sub<mode>3): Likewise.
5243 (sse2_sssub<mode>3): Likewise.
5244 (sse2_ussub<mode>3): Likewise.
5245 (*mulv8hi3): Likewise.
5246 (*smulv8hi3_highpart): Likewise.
5247 (*umulv8hi3_highpart): Likewise.
5248 (sse2_umulv2siv2di3): Likewise.
5249 (sse2_pmaddwd): Likewise.
5250 (ashr<mode>3): Likewise.
5251 (lshr<mode>3): Likewise.
5252 (ashl<mode>3): Likewise.
5253 (sse2_ashlti3): Likewise.
5254 (sse2_lshrti3): Likewise.
5255 (*umaxv16qi3): Likewise.
5256 (*smaxv8hi3): Likewise.
5257 (*uminv16qi3): Likewise.
5258 (*sminv8hi3): Likewise.
5259 (sse2_eq<mode>3): Likewise.
5260 (sse2_gt<mode>3): Likewise.
5261 (*and<mode>3): Likewise.
5262 (sse2_nand<mode>3): Likewise.
5263 (*ior<mode>3): Likewise.
5264 (*xor<mode>3): Likewise.
5265 (sse2_packsswb): Likewise.
5266 (sse2_packssdw): Likewise.
5267 (sse2_packuswb): Likewise.
5268 (sse2_punpckhbw): Likewise.
5269 (sse2_punpcklbw): Likewise.
5270 (sse2_punpckhwd): Likewise.
5271 (sse2_punpcklwd): Likewise.
5272 (sse2_punpckhdq): Likewise.
5273 (sse2_punpckldq): Likewise.
5274 (sse2_punpckhqdq): Likewise.
5275 (sse2_punpcklqdq): Likewise.
5276 (*sse2_pinsrw): Likewise.
5277 (*sse2_pextrw): Likewise.
5278 (sse2_pshufd_1): Likewise.
5279 (sse2_uavgv16qi3): Likewise.
5280 (sse2_uavgv8hi3): Likewise.
5281 (sse2_psadbw): Likewise.
5282 (sse2_pmovmskb): Likewise.
5283 (*sse2_maskmovdqu): Likewise.
5284 (*sse2_maskmovdqu_rex64): Likewise.
5285 (sse4a_extrqi): Likewise.
5286 (sse4a_extrq): Likewise.
5287 (sse3_lddqu): Set prefix_rep.
5288 (sse3_addsubv4sf3): Likewise.
5289 (sse3_haddv4sf3): Likewise.
5290 (sse3_hsubv4sf3): Likewise.
5291 (sse_cvtss2si): Likewise.
5292 (sse_cvtss2si_2): Likewise.
5293 (sse_cvtss2siq): Likewise.
5294 (sse_cvtss2siq_2): Likewise.
5295 (sse_cvttss2si): Likewise.
5296 (sse_cvttss2siq): Likewise.
5297 (sse2_cvttps2dq): Likewise.
5298 (sse3_movshdup): Likewise.
5299 (sse3_movsldup): Likewise.
5300 (sse2_cvtsd2si): Likewise.
5301 (sse2_cvtsd2si_2): Likewise.
5302 (sse2_cvtsd2siq): Likewise.
5303 (sse2_cvtsd2siq_2): Likewise.
5304 (sse2_cvttsd2si): Likewise.
5305 (sse2_cvttsd2siq): Likewise.
5306 (*sse2_cvtpd2dq): Likewise.
5307 (*sse2_cvttpd2dq): Likewise.
5308 (sse2_pshuflw_1): Likewise.
5309 (sse2_pshufhw_1): Likewise.
5310 (sse4a_insertqi): Likewise.
5311 (sse4a_insertq): Likewise.
5312 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5313 (ssse3_phadddv4si3): Likewise.
5314 (ssse3_phaddswv8hi3): Likewise.
5315 (ssse3_phsubwv8hi3): Likewise.
5316 (ssse3_phsubdv4si3): Likewise.
5317 (ssse3_phsubswv8hi3): Likewise.
5318 (ssse3_pmaddubswv8hi3): Likewise.
5319 (ssse3_pmulhrswv8hi3): Likewise.
5320 (ssse3_pshufbv16qi3): Likewise.
5321 (ssse3_psign<mode>3): Likewise.
5322 (ssse3_palignrti): Likewise.
5323 (abs<mode>2): Likewise.
5324 (ssse3_phaddwv4hi3): Set prefix_extra.
5325 (ssse3_phadddv2si3): Likewise.
5326 (ssse3_phaddswv4hi3): Likewise.
5327 (ssse3_phsubwv4hi3): Likewise.
5328 (ssse3_phsubdv2si3): Likewise.
5329 (ssse3_phsubswv4hi3): Likewise.
5330 (ssse3_pmaddubswv4hi3): Likewise.
5331 (ssse3_pmulhrswv4hi3): Likewise.
5332 (ssse3_pshufbv8qi3): Likewise.
5333 (ssse3_psign<mode>3): Likewise.
5334 (ssse3_palignrdi): Likewise.
5335 (abs<mode>2): Likewise.
5336 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5337 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5338 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5340 2007-04-23 Nick Clifton <nickc@redhat.com>
5342 * params.def: Fix formatting of emacs local variables.
5344 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5346 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5347 move if inter-unit move isn't allowed.
5348 Don't split moving the first element of V2DI to DI to inter-unit
5349 move if inter-unit move isn't allowed.
5351 2007-04-23 Richard Guenther <rguenther@suse.de>
5353 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5354 and CDI_POST_DOMINATORS separately.
5356 2007-04-23 Nick Clifton <nickc@redhat.com>
5358 * c.opt (Wformat-contains-nul): Add warning attribute.
5360 2007-04-23 Jan Hubicka <jh@suse.cz>
5362 * function.c (init_function_start): Don't init line number info.
5363 (expand_function_end): Update.
5364 (reset_block_changes, record_block_change, finalize_block_changes,
5365 check_block_change, free_block_changes): Kill.
5366 * function.h (reset_block_changes, record_block_change,
5367 finalize_block_changes, check_block_change, free_block_changes): Remove
5369 (struct function): Remove ib_boundaries_block.
5370 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5371 Use curr_insn_locator to initialize locator.
5372 (emit_line_note): Remove.
5373 * cfgexpand.c (expand_gimple_cond_expr): Update.
5374 (construct_exit_block): Likewise.
5375 (tree_expand_cfg): Initialize/finalize locators.
5376 * expr.c (expand_expr_real): Update.
5377 * cfglayout.c (line_locators_locs, line_locators_lines,
5378 file_locators_locs, file_locators_files): Remove.
5379 (set_block_levels): Move to cfgexpand.c.
5380 (insn_locators_initialize): Remove.
5381 (pass_insn_locators_initialize): Remove.
5382 (locations_locators_locs, locations_locators_vals): New static vars.
5383 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5385 (insn_locators_alloc, insn_locators_finalize,
5386 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5388 (locator_location): New.
5389 (locator_line, locator_file): Rewrite.
5390 * rtl.h (emit_line_note): Kill.
5391 (insn_locators_alloc, insn_locators_finalize,
5392 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5394 * tree-inline.c (initialize_cfun): Do not initialize
5395 ib_boundaries_block.
5396 * passes.c (pass_insn_locators_initialize): Remove.
5398 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5401 * expr.c (reduce_to_bit_field_precision): Handle
5404 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5406 PR tree-optimization/24659
5407 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5408 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5409 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5410 * genopinit.c (optabs): Rename vec_pack_mod_optab
5411 to vec_pack_trunc_optab.
5412 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5413 early for scalar floating point operands for NOP_EXPR.
5414 (vectorizable_type_promotion): Ditto.
5415 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5416 vec_pack_trunc_optab.
5417 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5419 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5420 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5421 Rename from VEC_PACK_MOD_EXPR.
5422 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5423 * expr.c (expand_expr_real_1): Ditto.
5424 * tree-inline.c (estimate_num_insns_1): Ditto.
5425 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5427 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5428 (vec_unpacks_lo_v4sf): Ditto.
5429 (vec_pack_trunc_v2df): Ditto.
5430 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5431 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5432 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5434 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5436 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5438 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5439 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5440 packing of floating point operands.
5441 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5442 represent unpacking of floating point operands.
5443 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5444 [vec_unpacks_hi]: Ditto.
5445 [vec_unpacks_lo]: Ditto.
5447 2007-04-22 Jan Hubicka <jh@suse.cz>
5449 * final.c (rest_of_handle_final): Call
5450 targetm.asm_out.constructor/targetm.asm_out.destructor
5451 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5452 proper priority via decl_*_priority_insert.
5453 * c-common.c (c_expand_body): Likewise.
5455 2007-04-22 Richard Guenther <rguenther@suse.de>
5457 PR tree-optimization/29789
5458 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5459 (rewrite_reciprocal): New helper split out from
5460 determine_invariantness_stmt.
5461 (rewrite_bittest): Likewise.
5462 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5463 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5466 2007-04-22 Revital Eres <eres@il.ibm.com>
5468 * loop-unroll.c (var_to_expand): New field to support also
5469 insns of the form x = something + x.
5470 (analyze_insn_to_expand_var): Use it.
5471 (expand_var_during_unrolling): Likewise.
5473 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5475 * predict.c: Include pointer-set.h.
5476 (bb_predictions): New variable.
5477 (tree_predicted_by_p, tree_predict_edge,
5478 remove_predictions_associated_with_edge): Use bb_predictions map
5479 instead of bb->predictions.
5480 (clear_bb_predictions, assert_is_empty): New functions.
5481 (combine_predictions_for_bb): Use bb_predictions map. Call
5482 clear_bb_predictions.
5483 (tree_estimate_probability): Create and free bb_predictions map.
5484 * Makefile.in (predict.o): Add pointer-set.h dependency.
5485 * basic-block.h (struct basic_block_def): Remove predictions
5487 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5489 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5492 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5495 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5497 * timevar.c (timevar_print): Change reference of --disable-checking to
5498 --enable-checking=release. Also warn if assert checking is disabled.
5500 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5503 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5504 decl as addressable if the compound literal was marked as
5506 Mark the decl as a gimple register if it is a complex or
5507 vector decl and does not live in memory.
5509 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5511 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5512 (GENERIC_NEXT): New function macro.
5513 (PHI_CHAIN): Use phi_node's new chain variable.
5514 (tree_phi_node): Change tree_common to tree_base
5515 and add the chain field.
5516 * tree-phinodes.c (make_phi_node): Don't set
5517 TREE_TYPE on the new node.
5518 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5519 instead of checking GIMPLE_TUPLE_P in chain_next.
5520 * tree-vect-transform.c
5521 (get_initial_def_for_induction): Look at
5522 PHI_RESULT_TREE for the type of the phi node.
5523 (update_vuses_to_preheader): Use PHI_CHAIN
5524 instead of TREE_CHAIN on the phi node.
5525 * tree-ssa-structalias.c (compute_points_to_sets):
5527 (ipa_pta_execute): Likewise.
5529 2007-04-21 Richard Guenther <rguenther@suse.de>
5532 * fold-const.c (fold_unary): Call fold_convert_const on the
5535 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5537 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5538 (store_killed_in_pat): New.
5540 2007-04-20 Richard Henderson <rth@redhat.com>
5543 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5544 TREE_LIST with a void_type_node value, not void_list_node exactly.
5546 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5548 * doc/standards.texi: Re-arrange into language-specific
5549 subsections. Add a C++ section, documenting which standards we
5552 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5554 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5555 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5557 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5559 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5560 ecrti.o and crtbegin.o.
5561 (LIB_DEFAULT_SPEC): Include -lc.
5562 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5564 2007-04-20 Richard Henderson <rth@redhat.com>
5567 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5568 argument; update all callers.
5569 (get_unaligned_offset): New.
5570 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5571 get_unaligned_address, just pass on the address directly.
5572 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5573 the subreg in the helper patterns.
5574 (unaligned_extendqidi_le): Use get_unaligned_offset.
5575 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5576 (unaligned_extendhidi_be): Likewise.
5577 (unaligned_extendhidi): Tidy.
5578 * config/alpha/alpha-protos.h: Update.
5580 2007-04-20 Richard Henderson <rth@redhat.com>
5582 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5583 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5584 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5585 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5586 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5587 (CPP_SPEC): Don't include %(cpp_subtarget).
5588 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5589 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5590 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5592 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5594 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5595 for __builtin_ia32_cmpordss.
5597 PR tree-optimization/31632
5598 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5599 and arg1 for optimizations of comparison against min/max values.
5600 Fold arg0 to arg1's type for optimizations of comparison against
5601 min+1 and max-1 values.
5603 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5605 * reload.c (combine_reloads): When trying to use a dying register,
5606 check whether it's uninitialized and don't use if so.
5608 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5610 * fold-const.c: Remove prototypes for native_encode_expr and
5611 native_interpret_expr.
5612 (native_encode_expr): Make non-static.
5613 (native_interpret_expr): Likewise.
5614 * tree.h: Add prototypes for the above.
5616 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5618 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5619 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5620 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5621 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5622 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5623 Add length attributes.
5625 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5627 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5630 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5631 __STDC_WANT_DEC_FP__.
5633 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5635 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5636 for long double compatibility.
5637 * configure: Regenerate.
5639 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5641 PR rtl-optimization/29841
5642 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5644 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5645 that may cause control flow transfer from being moved.
5647 2007-04-18 Jan Hubicka <jh@suse.cz>
5649 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5652 2007-04-18 Eric Christopher <echristo@apple.com>
5654 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5655 only. Update operands.
5656 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5657 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5658 link register to pic register.
5660 2007-04-18 Dirk Mueller <dmueller@suse.de>
5663 * tree-vrp.c (search_for_addr_array): New.
5664 (check_array_bounds): Suppress warning about
5665 address taken of array refs if its not de-referenced.
5667 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5669 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5670 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5672 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5673 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5674 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5676 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5678 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5680 (vect_analyze_scalar_cycles): Fix indentation.
5681 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5682 (vect_mark_relevant): Include phis in relevance analysis.
5684 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5686 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5688 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5689 output_operand_lossage().
5691 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5693 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5694 the unused code for reduction without adjust-in-epilog to simplify the
5697 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5699 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5700 (S390_TDC_NEGATIVE_ZERO): New constant.
5701 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5702 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5703 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5704 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5705 (S390_TDC_POSITIVE_INFINITY): New constant.
5706 (S390_TDC_NEGATIVE_INFINITY): New constant.
5707 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5708 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5709 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5710 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5711 (S390_TDC_INFINITY): New constant.
5712 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5713 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5714 optimization for UNSPEC_CCZ_TO_INT.
5715 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5716 ("*ccz_to_int"): New insn.
5717 ("isinf<mode>2"): New insn.
5718 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5719 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5720 (UNSPEC_CCZ_TO_INT): New constant.
5722 2007-04-18 Richard Guenther <rguenther@suse.de>
5724 PR tree-optimization/19431
5725 PR tree-optimization/21463
5726 * tree-pass.h (pass_phiprop): Declare.
5727 * passes.c (init_optimization_passes): New phiprop pass.
5728 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5729 (phivn_valid_p): New helper function.
5730 (phiprop_insert_phi): Likewise.
5731 (propagate_with_phi): Likewise.
5732 (tree_ssa_phiprop): New propagator propagating loads
5733 through phi nodes if profitable.
5735 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5737 * tree-vect-analyze.c (process_use): New function.
5738 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5739 Check phis in all bbs.
5740 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5743 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5745 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5748 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5751 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5754 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5756 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5758 (sse_vmmulv4sf3): Likewise.
5759 (sse2_vmaddv2df3): Likewise.
5760 (sse2_vmmulv2df3): Likewise.
5762 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5764 PR rtl-optimization/31360
5765 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5766 (target_reg_cost): New.
5767 (init_set_costs): Initialize target_reg_cost. Add comments
5768 regarding the rationale of the costs.
5769 (global_cost_for_size): Renamed to...
5770 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5771 of register pressure.
5772 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5773 estimate_reg_pressure_cost. Add number of ivs.
5774 (determine_set_costs): Dump target_reg_cost.
5775 * loop-invariant.c (gain_for_invariant): Use
5776 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5777 (best_gain_for_invariant, find_invariants_to_move): Remove
5779 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5780 (target_reg_cost): Declare.
5781 (global_cost_for_size): Declaration removed.
5782 (estimate_reg_pressure_cost): Declare.
5784 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5786 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5787 regnos into even/odd register pairs.
5788 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5789 TDmode similar to the other floating point modes.
5790 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5791 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5793 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5794 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5795 (movdd_hardfloat64): Use TARGET_MFPGPR.
5797 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5799 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5802 2005-01-05 Richard Henderson <rth@redhat.com>
5804 * reload1.c (do_input_reload): Restrict the optimization deleteing
5805 a previous output reload to RELOAD_FOR_INPUT.
5807 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5809 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5810 induc_vec_info_type.
5811 (vectorizable_induction): New function declaration.
5812 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5813 check if already vectorized. Find first place in BB where new stmts
5814 can be inserted. Takes only one argument.
5815 (vectorizable_induction): New function.
5816 (vect_transform_stmt): Add case for induc_vec_info_type to call
5817 vectorizable_induction.
5818 (vect_transform_loop): Consider phis for vectorization.
5819 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5821 (analyze_operations): Call vectorizable_induction when analyzing phis.
5823 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5824 (vect_mark_relevant): Include phis in relevance analysis.
5825 (vect_mark_stmts_to_be_vectorize): Likewise.
5826 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5828 2007-04-16 Lawrence Crowl <crowl@google.com>
5830 * doc/invoke.texi (Debugging Options): Add documentation for the
5831 -femit-struct-debug options -femit-struct-debug-baseonly,
5832 -femit-struct-debug-reduced, and
5833 -femit-struct-debug-detailed[=...].
5835 * c-opts.c (c_common_handle_option): Add
5836 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5837 and OPT_femit_struct_debug_detailed_.
5838 * c.opt: Add specifications for
5839 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5840 and -femit-struct-debug-detailed[=...].
5841 * opts.c (set_struct_debug_option): Parse the
5842 -femit-struct-debug-... options.
5843 * opts.c (matches_main_base, main_input_basename,
5844 main_input_baselength, base_of_path, matches_main_base): Add
5845 variables and functions to compare header base name to compilation
5847 * opts.c (should_emit_struct_debug): Add to determine to emit a
5848 structure based on the option.
5849 (dump_struct_debug) Also disabled function to debug this
5851 * opts.c (handle_options): Save the base name of the
5854 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5855 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5856 This hook indicates if a type is generic. Set it by default
5858 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5859 to determine if a struct type is generic or not.
5860 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5861 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5862 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5865 * flags.h (enum debug_info_usage): Add an enumeration to describe
5866 a program's use of a structure type.
5867 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5868 to indicate the program's usage of the type. Filter structs based
5869 on the -femit-struct-debug-... specification.
5870 (gen_type_die): Split into two routines, gen_type_die and
5871 gen_type_die_with_usage. gen_type_die is now a wrapper
5872 that assumes direct usage.
5873 (gen_type_die_with_usage): Replace calls to gen_type_die
5874 with gen_type_die_with_usage adding the program usage of
5875 the referenced type.
5876 (dwarf2out_imported_module_or_decl): Suppress struct debug
5877 information using should_emit_struct_debug when appropriate.
5879 2007-04-16 Ian Lance Taylor <iant@google.com>
5881 PR tree-optimization/31522
5882 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5883 (vrp_initialize): Allocate vr_phi_edge_counts.
5884 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5885 executable edge. Drop test for all constants.
5886 (vrp_finalize): Free vrp_phi_edge_counts.
5888 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5889 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5891 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5892 predecessors at head rather than tail.
5894 2007-04-16 Matthias Klose <doko@debian.org>
5896 * config/alpha/linux.h (CPP_SPEC): Define.
5897 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5899 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5901 * function.h: Remove sequence_stack extern declaration.
5903 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5905 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5907 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5910 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5912 * config/avr/avr.c (avr_arch_types): Rearranging array.
5913 (enum avr_arch): Add.
5914 (avr_mcu_types): Use avr_arch enumeration constants instead of
5916 * config/avr/avr.h (LINK_SPEC): Simplify.
5918 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5920 * config/m68k/m68k.c (m68k_libcall_value,
5921 m68k_function_value): Use macros for register names more.
5923 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5925 (M68K_REGNAME): Use A6_REG.
5926 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5928 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5931 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5932 'pending_read_list_length' and 'pending_write_list_length'. Update
5934 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
5935 to handle two length counters instead of one. Update all uses.
5936 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
5937 two length counters instead of one.
5938 * sched-rgn.c (propagate_deps): Update to handle two length counters
5941 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5944 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5945 copy of source, pass it to ix86_expand_vector_set and return
5948 2007-04-16 David Ung <davidu@mips.com>
5949 Joseph Myers <joseph@codesourcery.com>
5951 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
5952 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
5953 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5954 Add 74K processor information.
5955 * config/mips/mips.md: Include 74k.md.
5956 (cpu): Add 74kc,74kf,74kx.
5957 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
5958 * config/mips/74k.md: New.
5959 * doc/invoke.texi (MIPS Options): Document 74K support.
5961 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
5963 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
5964 vectorizable_* functions.
5965 * tree-vect-transform.c (vectorizable_call): Add check for
5966 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
5967 (vectorizable_store): likewise.
5968 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
5970 (vectorizable_operation, vectorizable_type_demotion): Likewise.
5971 (vectorizable_type_promotion, vectorizable_load): Likewise.
5972 (vectorizable_live_operation, vectorizable_condition): Likewise.
5973 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
5975 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
5977 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5979 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
5980 register numbers more.
5981 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
5982 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
5983 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
5984 FUNCTION_VALUE_REGNO_P): Likewise.
5985 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
5986 STATIC_CHAIN_REGNUM): Likewise.
5987 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
5988 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
5989 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
5990 * config/m68k/m68k.md (FP_REG): New.
5992 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5994 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
5997 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5999 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6000 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6003 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6005 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6008 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6011 * c-decl.c (finish_decl): Grab the type of the decl after the call
6012 to store_init_value.
6014 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6016 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6018 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6021 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6022 post dominators and cleanup cfg before returning.
6024 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6026 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6027 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6029 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6031 * config.gcc: Recognize fido.
6032 * config/m68k/m68k-devices.def (fidoa): New.
6033 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6035 (FL_FIDOA, TARGET_FIDOA): New.
6036 * config/m68k/m68k.opt (mfidoa): New.
6038 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6041 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6042 when a personality function is used.
6044 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6046 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6048 2007-04-13 Mike Stump <mrs@apple.com>
6050 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6052 * config/darwin.opt (fapple-kext): Make C++ only.
6053 * config/darwin.c (darwin_override_options): Remove code to ensure
6054 -fapple-kext is given for C++ only.
6056 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6058 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6059 * config/mips/mips.c (override_options): Call
6060 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6062 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6064 * config/i386/i386.opt (msvr3-shlib): Removed.
6066 * doc/invoke.texi: Remove -msvr3-shlib.
6068 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6070 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6071 with "popcnt" instruction.
6073 2007-04-13 Richard Guenther <rguenther@suse.de>
6075 PR tree-optimization/21258
6076 * tree-vrp.c (compare_case_labels): New helper.
6077 (find_switch_asserts): New function.
6078 (find_assert_locations): Call it for SWITCH_EXPRs.
6080 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6082 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6083 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6084 check is now implied in X87_FLOAT_MODE_P.
6085 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6086 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6087 (fix_trunc<mode>_i386_fisttp): Ditto.
6088 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6089 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6090 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6091 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6092 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6093 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6094 (unnamed_splitters): Ditto.
6095 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6096 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6097 FIRST_SSE_REG for local functions when SSE math is enabled or
6098 for functions with sseregparm attribute.
6099 (standard_80387_constant_p): Return -1 if mode is not
6101 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6102 (ix86_expand_compare): Ditto.
6103 (ix86_expand_carry_flag_compare): Ditto.
6104 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6105 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6106 DECIMAL_FLOAT_MODE_P.
6107 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6108 of SCALAR_FLOAT_MODE_P.
6109 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6110 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6111 checks before FLOAT_MODE_P.
6112 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6113 before FLOAT_MODE_P.
6118 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6120 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6121 Charles Wilson <libtool@cwilson.fastmail.fm>
6123 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6124 (libgcc.mvars): Don't depend on them.
6125 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6126 * exec-tool.in: New.
6128 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6130 * doc/invoke.text (--help): Document --help=common.
6132 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6134 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6136 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6138 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6139 * genemit.c (main): Emit #include "integrate.h".
6140 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6141 (LOADGP_RTP): New mips_loadgp_style.
6142 * config/mips/mips.h: Include config/vxworks-dummy.h.
6143 (TARGET_RTP_PIC): New macro.
6144 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6145 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6146 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6148 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6149 -mvxworks-pic when using -mrtp and a PIC option.
6150 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6152 (mips_symbolic_constant_p, mips_symbolic_address_p)
6153 (mips_symbol_insns): Handle SYMBOL_HALF.
6154 (override_options): Warn about -G and -mrtp being used together.
6155 Initialize mips_lo_relocs[SYMBOL_HALF].
6156 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6157 (mips_emit_loadgp): Handle LOADGP_RTP.
6158 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6159 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6160 (tablejump): Handle function-relative case table entries if
6162 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6164 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6166 * config/mips/mips.md (load_call<mode>): Allow any general register.
6168 (sibcall_value_internal, sibcall_value_multiple_internal)
6169 (call_value_internal, call_value_split, call_value_multiple_internal)
6170 (call_value_multiple_split): Remove constraints from operand 0.
6172 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6174 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6175 rather than loadgp_noshared.
6176 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6177 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6179 * config/mips/mips.md (loadgp): Rename to...
6180 (loadgp_newabi): ...this.
6181 (loadgp_noshared): Rename to...
6182 (loadgp_absolute): ...this.
6184 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6186 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6187 false for locally-binding symbols.
6188 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6190 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6192 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6193 (SYMBOL_GOT_PAGE_OFST): ...this.
6194 (SYMBOL_GOT_GLOBAL): Rename to...
6195 (SYMBOL_GOT_DISP): ...this.
6196 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6197 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6198 * config/mips/mips.c (mips_global_symbol_p): New function.
6199 (mips_symbol_binds_local_p): Likewise.
6200 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6201 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6202 and mips_symbol_binds_local_p.
6203 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6204 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6205 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6207 (mips_ok_for_lazy_binding_p): New function.
6208 (mips_load_call_address, mips_expand_call): Use it.
6209 (mips_dangerous_for_la25_p): Likewise.
6210 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6211 (*got_disp<mode>): Use got_disp_operand instead of
6212 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6213 SYMBOL_GOTOFF_GLOBAL.
6214 (*got_page<mode>): Use got_page_ofst_operand instead of
6216 * config/mips/predicates.md (const_call_insn_operand): Use
6217 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6218 (global_got_operand): Rename to...
6219 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6221 (local_got_operand): Rename to...
6222 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6223 of SYMBOL_GOT_LOCAL.
6225 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6227 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6228 TARGET_CALL_CLOBBERED_GP.
6229 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6230 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6231 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6232 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6233 of TARGET_ABICALLS && !TARGET_NEWABI.
6234 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6235 * config/mips/mips.c (mips_load_call_address): Check
6236 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6237 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6238 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6239 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6240 TARGET_ABICALLS && TARGET_NEWABI.
6241 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6243 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6244 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6245 TARGET_ABICALLS && TARGET_NEWABI.
6246 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6247 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6248 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6249 whether indirect calls must use $25.
6250 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6252 * config/mips/mips.md (jal_macro): Check flag_pic and
6253 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6254 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6255 instead of TARGET_ABICALLS.
6256 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6257 TARGET_ABICALLS && TARGET_OLDABI.
6258 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6259 (sibcall): In the comment above the define_insn, mention
6260 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6261 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6262 instead of TARGET_ABICALLS.
6264 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6266 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6267 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6268 (MACFLAGS_MATCH_P): New macro.
6269 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6270 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6271 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6272 the other MACFLAG constants.
6273 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6274 (flag_machi): Tighten constraints. Renumber some of the operands.
6275 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6277 (flag_machi_parts_acconly): New pattern.
6278 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6280 (flag_macinit1hi): Tighten constraints.
6281 (flag_mul_macv2hi_parts_acconly): New pattern.
6283 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6284 Use a more efficient implementation.
6285 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6286 inline sequences when not optimizing for size.
6288 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6289 movhi_high2low): Delete, merge functionality into...
6290 (packv2hi): ... this pattern.
6292 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6293 * config/bfin/bfin.opt (msim): New option.
6294 (mcpu=): New option.
6295 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6296 (bfin_cpu_t): Typedef of enum bfin_cpu.
6297 (bfin_cpu_type): New declaration.
6298 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6299 -msim and -mcpu= options.
6300 (LIB_SPEC): Likewise.
6301 * config/bfin/bfin.c (bfin_cpu_type): Define.
6302 (bfin_handle_option): Handle -mcpu= option.
6303 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6304 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6305 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6307 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6309 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6310 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6311 (powerpc-wrs-vxworksae): Use ${tm_file}.
6312 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6313 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6314 * config/i386/vx-common.h: New file.
6316 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6318 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6321 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6323 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6326 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6330 * c-common.c (c_build_qualified_type): Set canonical type
6333 2007-04-12 Richard Guenther <rguenther@suse.de>
6335 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6336 lower bound and element size if lower bound is not zero
6337 or either of the ARRAY_REF operands is set.
6339 2007-04-12 Richard Guenther <rguenther@suse.de>
6341 PR tree-optimization/24689
6342 PR tree-optimization/31307
6343 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6345 * gimplify.c (canonicalize_addr_expr): To be consistent with
6346 gimplify_compound_lval only set operands two and three of
6347 ARRAY_REFs if they are not gimple_min_invariant. This makes
6348 it never at this place.
6349 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6351 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6353 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6354 null before emitting a .nsubspa directive.
6356 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6358 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6359 need_to_partition_p if there are no memory statements in the
6362 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6364 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6365 (gcd_of_steps_may_divide_p): New function.
6366 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6368 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6370 * reload.c (find_reloads_toplev, find_reloads_address,
6371 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6372 not a pointer equality test, to decide if we need to call
6373 push_reg_equiv_alt_mem.
6375 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6377 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6378 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6379 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6381 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6383 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6384 vector to be positive.
6386 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6390 * doc/invoke.texi: Document --params max-aliased-vops and
6392 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6393 debug_memory_partitions): Move to tree-flow.h
6394 * params.h (AVG_ALIASED_VOPS): Define.
6395 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6397 (mp_info_t): Likewise.
6398 (get_mem_sym_stats_for): New.
6399 (set_memory_partition): Move from tree-flow-inline.h.
6400 (mark_non_addressable): Only clear the set of symbols for the
6401 partition if it exists.
6402 (dump_memory_partitions): Move from tree-ssa-operands.c
6403 (debug_memory_partitions): Likewise.
6404 (need_to_partition_p): New.
6405 (dump_mem_ref_stats): New.
6406 (debug_mem_ref_stats): New.
6407 (dump_mem_sym_stats): New.
6408 (debug_mem_sym_stats): New.
6409 (update_mem_sym_stats_from_stmt): New.
6410 (compare_mp_info_entries): New.
6411 (mp_info_cmp): Call it.
6412 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6414 (get_mpt_for): Move from tree-ssa-operands.c.
6415 (find_partition_for): New.
6416 (create_partition_for): Remove.
6417 (estimate_vop_reduction): New.
6418 (update_reference_counts): New.
6419 (build_mp_info): New.
6420 (compute_memory_partitions): Refactor.
6421 Document new heuristic.
6422 Call build_mp_info, update_reference_counts,
6423 find_partition_for and estimate_vop_reduction.
6424 (compute_may_aliases): Populate virtual operands before
6425 calling debugging dumps.
6426 (delete_mem_sym_stats): New.
6427 (delete_mem_ref_stats): New.
6428 (init_mem_ref_stats): New.
6429 (init_alias_info): Call it.
6430 (maybe_create_global_var): Remove alias_info argument.
6431 Get number of call sites and number of pure/const call sites
6432 from gimple_mem_ref_stats().
6433 (dump_alias_info): Call dump_memory_partitions first.
6434 (dump_points_to_info_for): Show how many times a pointer has
6436 * opts.c (decode_options): For -O2 set --param
6437 max-aliased-vops to 500.
6438 For -O3 set --param max-aliased-vops to 1000 and --param
6439 avg-aliased-vops to 3.
6440 * fortran/options.c (gfc_init_options): Remove assignment to
6442 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6443 * tree-dfa.c (dump_variable): Dump memory reference
6445 Dump NO_ALIAS* settings.
6446 (referenced_var_lookup): Tidy.
6447 (mem_sym_stats): New.
6448 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6449 and ORIG are different SSA names for a memory partition.
6450 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6451 * tree-flow.h (struct mem_sym_stats_d): Define.
6452 (mem_sym_stats_t): Define.
6453 (struct mem_ref_stats_d): Define.
6454 (struct gimple_df): Add field mem_ref_stats.
6455 (enum noalias_state): Define.
6456 (struct var_ann_d): Add bitfield noalias_state.
6457 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6458 debug_mem_ref_stats, debug_memory_partitions,
6459 debug_mem_sym_stats): Declare.
6460 * tree-ssa-structalias.c (update_alias_info): Update call
6461 sites, pure/const call sites and asm sites in structure
6462 returned by gimple_mem_ref_stats.
6463 Remove local variable IS_POTENTIAL_DEREF.
6464 Increase NUM_DEREFS if the memory expression is a potential
6466 Call update_mem_sym_stats_from_stmt.
6467 If the memory references memory, call
6468 update_mem_sym_stats_from_stmt for all the direct memory
6469 symbol references found.
6470 (intra_create_variable_infos): Set noalias_state field for
6471 pointer arguments according to the value of
6472 flag_argument_noalias.
6473 * tree-ssa-structalias.h (struct alias_info): Remove fields
6474 num_calls_found and num_pure_const_calls_found.
6475 (update_mem_sym_stats_from_stmt): Declare.
6476 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6477 Set default value to 100.
6478 (PARAM_AVG_ALIASED_VOPS): Define.
6480 2007-04-11 Richard Guenther <rguenther@suse.de>
6483 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6484 a * -b + c as c - a * b if we honor sign dependent rounding.
6486 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6488 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6490 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6491 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6493 (initialize_trampoline): Don't use old-style function definition.
6494 (bfin_secondary_reload): Mark IN_P argument as unused.
6496 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6498 PR tree-optimization/31343
6499 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6500 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6501 * testsuite/gcc.dg/vect/pr31343.c: New.
6503 2007-04-10 Eric Christopher <echristo@apple.com>
6505 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6506 * config/i386/i386.md (*cmpfp0): Use.
6507 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6508 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6509 (fix_trunc<mode>_i386_fisttp): Ditto.
6510 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6511 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6512 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6513 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6514 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6515 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6516 (unnamed_splitters): Ditto.
6517 * config/i386/i386.c (output_fix_trunc): Assert that
6518 we're not being passed a TFmode operand.
6520 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6522 PR tree-optimization/31526
6523 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6524 n_basic_blocks to find newly added blocks.
6526 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6528 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6530 (fix_trunc<mode>si_sse): Ditto.
6531 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6532 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6533 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6534 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6535 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6536 expander using SSEMODEF mode macro.
6537 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6538 expander using SSEMODEF mode macro.
6539 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6540 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6541 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6542 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6543 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6544 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6545 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6546 Macroize insn using X87MODEF mode macro.
6548 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6550 * config/i386/sse.md (sse2_pinsrw): Removed.
6551 (sse2_pextrw): Renamed to ...
6552 (*sse2_pextrw): This.
6554 2007-04-09 Jan Hubicka <jh@suse.cz>
6557 * config/i386/sse.md
6558 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6559 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6560 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6561 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6563 2007-04-09 Jan Hubicka <jh@suse.cz>
6565 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6566 multiple fields of union.
6568 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6570 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6571 (create_preheaders): Check that loops are available.
6572 (fix_loop_structure): Clean up, improve comments.
6573 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6574 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6576 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6577 * predict.c (tree_estimate_probability): Do not call
6578 calculate_dominance_info. Call create_preheaders.
6579 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6580 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6582 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6583 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6584 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6585 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6588 2007-04-08 Jan Hubicka <jh@suse.cz>
6590 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6591 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6592 * fold-const.c (fold_unary): Use it.
6594 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6596 * varasm.c (assemble_variable): Remove call to
6597 lang_hooks.decls.prepare_assemble_variable.
6598 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6599 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6600 * langhooks.h (lang_hooks_for_decls): Remove
6601 prepare_assemble_variable.
6603 2007-04-08 Mike Stump <mrs@apple.com>
6605 * config/i386/i386.c: Use inc/dec on Core2.
6607 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6609 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6610 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6611 lhd_tree_inlining_end_inlining): Remove.
6612 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6613 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6615 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6616 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6617 lhd_tree_inlining_end_inlining): Remove prototypes.
6618 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6619 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6620 LANG_HOOKS_TREE_INLINING_START_INLINING,
6621 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6623 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6626 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6629 * config/avr/predicates.md (io_address_operand): Delete predicate.
6630 (low_io_address_operand): Don't use 'mode' argument.
6631 (higth_io_address_operand): Rename ...
6632 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6633 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6636 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6638 Revert change removing staticp.
6640 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6643 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6646 2007-04-07 Bruce Korb <bkorb@gnu.org>
6648 * c.opt: Add -Wformat-contains-nul.
6649 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6651 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6652 the NUL byte warning.
6654 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6656 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6658 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6660 * tree.c (staticp): No longer use staticp langhook.
6661 * langhooks.c (lhd_staticp): Removed.
6662 * langhooks.h (struct lang_hooks): Remove staticp.
6663 * c-common.c (c_staticp): Remove.
6664 * c-common.h (c_staticp): Ditto.
6665 * langhooks-defs.h (lhd_staticp): Ditto.
6666 (LHD_HOOKS_STATICP): Ditto
6667 * tree.h (gcc_assert_lowered): New macro.
6669 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6671 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6672 argument "reliable".
6673 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6674 Add argument "reliable". Propagate it through calls.
6675 (infer_loop_bounds_from_undefined): Derive number of iterations
6676 estimates from references in blocks that do not dominate loop latch.
6677 (gcov_type_to_double_int): New function.
6678 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6679 and expected_loop_iterations_unbounded.
6680 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6681 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6682 * tree-data-ref.c (estimated_loop_iterations): Export.
6683 (get_references_in_stmt): Fix -- do not return addresses of local
6685 * cfgloop.h (expected_loop_iterations_unbounded,
6686 estimated_loop_iterations): Declare.
6688 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6690 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6692 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6694 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6695 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6696 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6697 Use output_387_reg_move().
6698 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6699 expander using X87MODEF12 mode macro.
6700 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6701 choosing register preferences. Use output_387_reg_move().
6702 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6703 instead of "x". Use output_387_reg_move().
6704 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6705 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6706 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6707 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6708 Use output_387_reg_move().
6709 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6711 (*truncxf?f_i387 splitter): Ditto.
6713 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6715 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6716 LANG_HOOKS_SAFE_FROM_P.
6717 * expr.c (safe_from_p): Remove langhook call.
6718 * langhooks.h (lang_hooks): Remove safe_from_p.
6719 (lhd_safe_from_p): Remove prototype.
6720 * langhooks.c (lhd_safe_from_p): Remove.
6722 2007-04-06 Jan Hubicka <jh@suse.cz>
6724 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6727 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6729 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6730 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6731 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6732 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6734 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6735 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6737 2007-04-05 Richard Henderson <rth@redhat.com>
6739 * config/alpha/alpha.c (print_operand) [+]: Remove.
6740 (alpha_end_function): Print nop if call at end of function.
6741 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6742 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6743 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6744 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6745 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6746 the call pattern. Update peepholes to match.
6748 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6750 * doc/extend.texi (Other Builtins): Add decimal float variants
6752 * builtins.def: Ditto.
6753 * builtins.c (expand_builtin): Ditto.
6755 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6756 H.J. Lu <hongjiu.lu@intel.com>
6759 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6760 of V8HImode when calling ix86_binary_operator_ok.
6761 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6762 (sdot_prodv8hi): Operands 1 and 2 must be register.
6764 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6766 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6767 initialize align to silence bogus warning.
6769 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6772 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6774 (struct sra_walk_fns): Remove use_all parameter from use.
6775 (sra_hash_tree): Handle BIT_FIELD_REFs.
6776 (sra_elt_hash): Don't hash bitfld blocks.
6777 (sra_elt_eq): Skip them in parent compares as well. Handle
6779 (sra_walk_expr): Don't maintain or pass down use_all_p.
6780 (scan_use): Remove use_all parameter.
6781 (scalarize_use): Likewise. Re-expand assignment to
6782 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6783 output, and re-scalarize after output. Don't mark anything
6785 (scalarize_ldst): Adjust.
6786 (scalarize_walk_gimple_modify_statement): Likewise.
6787 (build_element_name_1): Handle BIT_FIELD_REFs.
6788 (instantiate_element): Don't warn for any element whose parent
6790 (instantiate_missing_elements_1): Return the sra_elt.
6791 (canon_type_for_field): New.
6792 (try_instantiate_multiple_fields): New.
6793 (instantiate_missing_elemnts): Use them.
6794 (mark_no_warning): Removed.
6795 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6796 (REPLDUP, sra_build_elt_assignment): New.
6797 (generate_copy_inout): Use them.
6798 (generate_element_copy): Likewise. Handle bitfld differences.
6799 (generate_element_zero): Don't recurse for blocks. Use
6800 sra_build_elt_assignment.
6801 (generate_one_element_int): Take elt instead of var. Use
6802 sra_build_elt_assignment.
6803 (generate_element_init_1): Adjust.
6804 (scalarize_use, scalarize_copy): Use REPLDUP.
6805 (scalarize_ldst): Move assert before dereference.
6806 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6808 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6810 * regmove.c: Fix unused variable warnings due to previous commit.
6812 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6814 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6815 (regmove_bb_head): Remove.
6816 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6817 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6818 problems with fixup_match_1.
6819 Don't initialize/free regmove_bb_head.
6821 (reg_is_remote_constant_p): If an insn is in the same basic block
6822 but not before INSN, consider it remote, too.
6824 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6827 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6828 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6830 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6832 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6833 (CONDITIONAL_REGISTER_USAGE): Likewise.
6835 2007-04-04 Richard Henderson <rth@redhat.com>
6837 * config/alpha/lib1funcs.asm: Remove unused file.
6839 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6842 * opts.c (print_specific_help): Fix --help=<language>
6844 (common_handle_option): Support --help=common.
6846 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6849 * gcc.c (main): Do not run the linker if
6850 print_subprocess_help indicates that it shouldn't be
6853 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6856 * doc/invoke.texi (--help=): Document <languages> value, fix
6857 formatting in tables of values.
6859 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6861 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6862 dllimport attribute of virtual methods.
6864 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6866 * config/score/crti.asm: Change _bss_start to __bss_start.
6867 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6868 (OUTGOING_REG_PARM_STACK_SPACE) update.
6869 * config/score/score.opt: add options to make backend support
6870 score5, score5u, score7 and score7d.
6871 * config/score/score.md: Likewise.
6872 * config/score/misc.md: Likewise.
6873 * config/score/mac.md: Likewise.
6874 * doc/invoke.texi: Likewise.
6875 * doc/md.texi: update constraints define.
6877 2007-04-03 Richard Henderson <rth@redhat.com>
6879 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6880 an appropriate type, use the mode instead.
6882 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6884 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6885 Set the default --with-arch setting to mips2.
6886 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6887 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6888 (MULTILIB_OSDIRNAMES): Delete.
6889 (MULTILIB_DIRNAMES): Define.
6890 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6891 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6892 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6893 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6894 VXWORKS_OS_CPP_BUILTINS.
6895 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6896 (MIPS_DEBUGGING_INFO): Undefine.
6897 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6899 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6902 * fold-const.c (native_encode_real): Encode real.c provided longs
6903 as a series of 32-bit native integers.
6904 (native_interpret_real): Interpret buffer as a series of 32-bit
6907 2007-04-03 Richard Guenther <rguenther@suse.de>
6909 * genpreds.c (write_insn_constraint_len): Write function
6910 optimized for CONSTRAINT_LEN implementation.
6911 (write_tm_preds_h): Output insn_constraint_len inline and
6912 use it for CONSTRAINT_LEN.
6913 (write_insn_preds_c): Don't output insn_constraint_len.
6914 * doc/md.texi (define_register_constraint): Document multi-letter
6915 constraints shall have the same length if they start with the same
6918 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6921 * config/i386/i386.md (isinf<mode>2): Expand only when
6922 TARGET_C99_FUNCTIONS is set.
6924 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6926 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6927 (x86_64-*-linux*): Ditto.
6928 * config/i386/i386.opt (mpc): New option.
6929 * config/i386/i386.c (overrride_options): Handle
6930 ix87_precision_string.
6931 * config/i386/crtprec.c: New file.
6932 * config/i386/t-crtpc: Ditto.
6933 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
6935 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
6936 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6937 crtprec32.o, crtprec64.o and crtprec80.o.
6939 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
6941 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
6943 2007-04-02 Eric Christopher <echristo@apple.com>
6945 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6946 limitations on darwin.
6948 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6951 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
6953 2007-04-02 Dave Korn <dave.korn@artimi.com>
6955 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
6957 2007-04-02 Dave Korn <dave.korn@artimi.com>
6959 * libgcc2.h (exception_descriptor): Don't forward-declare.
6960 (__get_eh_table_language, __get_eh_table_version): Delete
6961 prototypes of long-dead functions.
6963 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
6965 * ebitmap.h: New file
6966 * ebitmap.c: New file
6967 * Makefile.in (ebitmap.o): New target.
6969 2007-04-01 Jan Hubicka <jh@suse.cz>
6971 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
6972 before very first instruction.
6974 2007-04-01 Jan Hubicka <jh@suse.cz>
6976 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
6977 waring on 64bit hosts.
6978 * bitmap.h: Fix typo in bitmap_head_def.
6980 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
6982 PR rtl-optimization/31391
6983 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
6984 into a DELETED_LABEL note, and the label is in an empty basic
6985 block, update BB_END as well as BB_HEAD.
6987 2007-04-01 Richard Henderson <rth@redhat.com>
6989 PR tree-optimization/31169
6990 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
6991 to varying if the range is outside [0, prec-1].
6993 2007-04-01 Richard Sandiford <richard@codesourcery.com>
6996 * config/mips/mips.md (load_const_gp): New insn.
6997 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
6998 the MIPS16 GP pseudo register if no_new_pseudos.
6999 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7001 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7004 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7006 (call_value): Likewise.
7008 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7009 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7012 * doc/invoke.texi: (optimization options): Reword description
7013 of -ffast-math. Document its primary purpose.
7015 2007-03-31 Richard Guenther <rguenther@suse.de>
7017 * omp-low.c (splay-tree.h): Include.
7018 (lookup_decl): Replace splay-tree usage by pointer-map.
7019 (maybe_lookup_decl): Likewise.
7020 (new_omp_context): Likewise.
7021 (delete_omp_context): Likewise.
7022 * gimplify.c (splay-tree.h): Include.
7023 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7025 (remap_ssa_name): Likewise.
7026 (remap_decl): Likewise.
7027 (remap_type_1): Likewise.
7028 (remap_type): Likewise.
7029 (copy_body_r): Likewise.
7030 (expand_call_inline): Likewise.
7031 (clone_body): Likewise.
7032 (copy_tree_r): Likewise.
7033 (remap_save_expr): Likewise.
7034 (unsave_r): Likewise.
7035 (unsave_expr_now): Likewise.
7036 (tree_function_versioning): Likewise.
7037 (build_duplicate_type): Likewise.
7038 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7039 (struct copy_body_data): Replace splay-tree by pointer-map.
7040 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7041 not $(SPLAY_TREE_H).
7042 (gimplify.o): Depend on $(SPLAY_TREE_H).
7043 (omp-low.p): Likewise.
7045 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7047 * config/avr/predicates.md (even_register_operand,
7048 odd_register_operand): New predicates.
7049 * config/avr/avr.md (movw peephole2): New.
7050 (movw_r peephole2): New.
7052 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7054 * tree.h (get_signed_or_unsigned_type): New.
7055 * fold-const.c (operand_equal_for_comparison_p): Use
7056 get_signed_or_unsigned_type instead of
7057 lang_hooks.types.signed_or_unsigned_type.
7058 * expr.c (store_expr): Ditto.
7059 * langhooks.c (get_signed_or_unsigned_type): New.
7060 (lhd_signed_or_unsigned_type): New.
7061 * langhooks.h (lhd_signed_or_unsigned_type): New.
7062 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7064 2007-03-30 Richard Henderson <rth@redhat.com>
7066 * tree-ssa-loop-ivopts.c: Include target.h.
7067 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7068 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7069 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7070 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7072 2007-03-30 Richard Henderson <rth@redhat.com>
7073 Kai Tietz <kai.tietz@onevision.com>
7075 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7077 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7078 (TARGET_64BIT_MS_ABI): New.
7079 (DBX_REGISTER_NUMBER): Handle 64-bit.
7080 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7081 (LONG_TYPE_SIZE): Force to 32.
7082 (REG_PARM_STACK_SPACE): New.
7083 (OUTGOING_REG_PARM_STACK_SPACE): New.
7084 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7085 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7086 (STACK_BOUNDARY): Use 128 for 64-bit.
7087 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7088 Add 64-bit implementation.
7089 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7091 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7092 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7093 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7094 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7095 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7096 TARGET_64BIT_MS_ABI.
7097 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7098 (ix86_pass_by_reference): Likewise.
7099 (ix86_function_value_regno_p): Likewise.
7100 (ix86_build_builtin_va_list): Likewise.
7101 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7102 (function_arg_advance_ms_64): New.
7103 (function_arg_advance): Call it.
7104 (function_arg_ms_64): New.
7105 (function_arg): Call it.
7106 (function_value_ms_64): New.
7107 (ix86_function_value_1): Call it.
7108 (return_in_memory_ms_64): New.
7109 (ix86_return_in_memory): Call it.
7110 (setup_incoming_varargs_ms_64): New.
7111 (ix86_setup_incoming_varargs): Call it.
7112 (ix86_expand_prologue): Handle 64-bit stack probing.
7113 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7114 (output_pic_addr_const): Likewise.
7115 (x86_this_parameter): Likewise.
7116 (x86_output_mi_thunk): Likewise.
7117 (x86_function_profiler): Likewise.
7118 (TARGET_STRICT_ARGUMENT_NAMING): New.
7119 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7120 (TARGET_64BIT_MS_ABI): New.
7121 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7122 * config/i386/i386.md (allocate_stack_worker): Remove.
7123 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7124 describe the clobber of eax without a match_scratch.
7125 (allocate_stack_worker_postreload): Remove.
7126 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7127 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7128 (allocate_stack_worker_rex64_postreload): Remove.
7129 (allocate_stack): Handle 64-bit.
7130 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7131 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7132 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7133 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7134 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7135 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7136 * config.build (x86_64-*-mingw*): New host.
7137 * config.host (x86_64-*-mingw*): New host.
7138 * config.gcc (x86_64-*-mingw*): New target.
7139 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7141 2007-03-30 Richard Henderson <rth@redhat.com>
7142 Kai Tietz <kai.tietz@onevision.com>
7144 * c-pragma.c (struct def_pragma_macro_value): New.
7145 (struct def_pragma_macro): New.
7146 (pushed_macro_table): New.
7147 (dpm_hash, dpm_eq): New.
7148 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7149 (init_pragma): Install them.
7150 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7152 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7154 * config/avr/avr.c (avr_override_options): Clear
7155 'flag_delete_null_pointer_checks'.
7157 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7160 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7161 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7162 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7163 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7164 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7165 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7166 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7168 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7170 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7172 * regmove.c: Move all of pass_stack_adjustments from here...
7173 * combine-stack-adj.c: ...to this new file.
7174 * Makefile.in: Add rules for combine-stack-adj.o.
7176 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7178 PR tree-optimization/31383
7179 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7180 to have the same length.
7182 2007-03-30 Jan Hubicka <jh@suse.cz>
7185 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7186 availablility; add more sanity checking; ask varpool only about
7189 2007-03-29 Richard Henderson <rth@redhat.com>
7191 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7192 to decide, but __SIZEOF_LONG_LONG__.
7194 2007-03-29 Richard Henderson <rth@redhat.com>
7196 * emutls.c (struct __emutls_array): New.
7197 (emutls_destroy): Use it instead of casting element 0 from void*.
7198 (__emutls_get_address): Likewise.
7200 2007-03-29 Richard Henderson <rth@redhat.com>
7202 * varasm.c (initializer_constant_valid_p): Don't deny
7203 DECL_DLLIMPORT_P on functions.
7205 * config/i386/cygming.h: Remove function declarations.
7206 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7207 (ASM_OUTPUT_LABELREF): Remove.
7208 (COMMON_ASM_OP): Remove.
7209 (ASM_OUTPUT_COMMON): Remove.
7210 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7211 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7212 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7213 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7214 Rename from TARGET_ENCODE_SECTION_INFO.
7215 * config/i386/netware.h: Likewise.
7216 * config/i386/i386-protos.h: Update.
7217 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7218 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7219 (legitimate_constant_p): Reject dllimports.
7220 (dllimport_map, get_dllimport_decl): New.
7221 (legitimize_dllimport_symbol): New.
7222 (legitimize_address, ix86_expand_move): Use it.
7223 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7224 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7225 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7226 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7227 * config/i386/predicates.md (constant_call_address_operand): Only
7228 accept symbols; reject dllimport_p symbols.
7229 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7230 i386_pe_maybe_record_exported_symbol.
7231 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7232 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7233 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7234 trust the setting of DECL_DLLIMPORT_P.
7235 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7236 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7237 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7238 tidy the argument scanning loop.
7239 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7240 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7241 (i386_pe_strip_name_encoding): Remove.
7242 (i386_pe_binds_local_p): New.
7243 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7244 (i386_pe_output_labelref): Remove.
7245 (i386_pe_asm_output_aligned_decl_common): New.
7246 (i386_pe_maybe_record_exported_symbol): Rename from
7247 i386_pe_record_exported_symbol; check for dllexported symbols.
7249 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7251 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7252 add comment explaining why vsnprintf cannot be used.
7254 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7256 PR tree-optimization/30666
7257 * tree.c (build_complex_type): When creating type names for DWARF2
7258 debug info, create TYPE_DECLs for TYPE_NAME instead of
7260 (build_common_tree_nodes_2): Use build_complex_type when building
7261 predefined complex types, to preserve canonical types.
7263 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7265 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7266 (noce_get_alt_condition): Look at it to determine whether to
7267 reverse the condition or not.
7268 (noce_get_condition): Substitute the truth for lies.
7269 (noce_find_if_block): Set the then_else_reversed field.
7271 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7273 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7274 destination of this insn.
7275 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7276 than calling gen_rtx_SET directly. Use r0 to hold the value of
7277 'address + 4' rather than a stack based temporary which can be
7280 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7282 * config/s390/s390.c (s390_secondary_input_reload_class,
7283 s390_secondary_output_reload_class): Functions removed.
7284 (s390_secondary_reload): New function.
7285 (TARGET_SECONDARY_RELOAD): Target macro defined.
7286 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7287 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7288 * config/s390/s390.md ("reload_outti", "reload_outdi",
7289 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7290 "reload_out<mode>"): Expanders removed.
7291 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7292 "reload<mode>_nonoffmem_out"): Expanders added.
7294 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7296 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7297 SRC->DEST replacement failed anyway.
7299 2007-03-28 Mike Stump <mrs@apple.com>
7301 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7302 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7303 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7305 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7307 * config.gcc: Accept barcelona as a variant of amdfam10.
7308 * config/i386/i386.c (override_options): Likewise.
7309 * doc/invoke.texi: Likewise.
7311 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7313 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7314 offsets for BIT_FIELD_REF and COMPONENT_REF.
7316 2007-03-28 Richard Guenther <rguenther@suse.de>
7318 * tree.c (is_global_var): Move ...
7319 * tree-flow-inline.h (is_global_var): ... here.
7320 * tree.h (is_global_var): Remove declaration.
7322 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7324 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7326 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7327 * config/i386/i386.c (ix86_tune_features): Initialize new
7329 * config/i386/predicates.md (promotable_binary_operator): Use
7330 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7332 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7335 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7337 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7339 * config/fr30/fr30.md (movsi_internal): Change destination
7340 constraint from m to V and add m to the end.
7342 2007-03-28 Christian Bruel <christian.bruel@st.com>
7344 * config/sh/sh.md (movsi_i): Fix type attribute.
7346 2007-03-28 Christian Bruel <christian.bruel@st.com>
7348 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7349 (movsf_ie): Likewise.
7351 2007-03-28 Christian Bruel <christian.bruel@st.com>
7353 * config.gcc: Add sh4-300 to multilib.
7354 * config/sh/t-mlib-sh4-300: New file.
7356 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7358 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7359 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7361 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7362 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7363 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7364 "fixuns_trunctddi2"): Whitespace fix.
7366 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7368 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7369 the definition of struct sh_args.
7370 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7371 CALL_COOKIE_INT_REG_GET): Likewise.
7373 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7375 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7376 transformations are applied successfully.
7378 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7380 * tree.c (tree_contains_struct): Permit 512 tree codes.
7381 * tree.h (tree_contains_struct): Ditto.
7382 (MAX_TREE_CODES): Ditto.
7383 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7384 SPARE member to store remaining padding bits.
7386 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7388 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7391 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7393 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7394 * configure: Regenerate.
7396 * configure: Regenerate using the correct version of autoconf.
7398 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7400 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7402 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7403 regs to "__SP_L__" and "__SP_H__".
7405 2007-03-27 Richard Guenther <rguenther@suse.de>
7407 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7408 computations with it with a HOST_WIDE_INT variable.
7410 2007-03-26 Mike Stump <mrs@apple.com>
7412 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7413 objective-c-header, objective-c++-header and objc++-cpp-output
7415 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7417 2007-03-26 Richard Henderson <rth@redhat.com>
7420 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7421 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7422 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7423 IX86_BUILTIN_PSRLQ128): New.
7424 (ix86_init_mmx_sse_builtins): Add them.
7425 (ix86_expand_builtin): Expand them.
7426 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7427 operand 2 be TImode.
7428 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7429 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7430 _mm_srli_epi64): Mark __B const.
7431 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7432 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7433 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7434 new two-vector shift builtins.
7436 2007-03-26 Ian Lance Taylor <iant@google.com>
7438 PR tree-optimization/31345
7439 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7440 [+INF, +INF(OVF)] into VARYING.
7442 2007-03-26 Zack Weinberg <zackw@panix.com>
7444 * gengtype-parse.c: New file.
7445 * gengtype-yacc.y: Delete.
7446 * gengtype-lex.l: Don't include gengtype-yacc.h.
7447 Define YY_DECL and yyterminate appropriately for recursive
7448 descent parser. yylval is now a string out-parameter to yylex.
7449 (HWS, EOID): New shorthand.
7450 (IWORD): Add a couple more types.
7451 (yylex): Add a setup stanza. Remove the complex rules for
7452 detecting GTY'ed types and typedefs; replace with simple
7453 keyword detectors. Adjust everything for the changed
7454 definition of yylval. Ignore all pp-directives, not just #define.
7456 (parse_file): Rename yybegin; do not call yyparse.
7458 * gengtype.c (xasprintf): Export again.
7459 (this_file): New. Use everywhere __FILE__ was being used.
7460 (get_lang_bitmap): Special case types defined in gengtype.c.
7461 (do_typedef, new_structure): Suppress definition of certain types.
7462 (new_structure): Improve diagnostics of duplicate definitions.
7463 Make sure location_s is associated with input.h.
7464 (nreverse_pairs, define_location_structures): New functions.
7465 (main): Improve tagging of kludge types. Remove old kludges
7466 for input.h types; use define_location_structures.
7467 * gengtype.h: Update prototypes. Define token codes here.
7468 * Makefile.in: Remove all references to gengtype-yacc.
7469 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7471 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7472 add GTY((skip)) to the field that's only conditionally there.
7473 * doc/install.texi: Document that Bison is no longer required
7474 unless building treelang.
7476 * gengtype.c: Don't include gtyp-gen.h.
7477 (srcdir): Declare here.
7478 (base_files, lang_dir_names): Allocate dynamically.
7479 (gt_files, num_gt_files, num_lang_dirs): New globals.
7480 (measure_input_list, read_input_line, read_input_list)
7481 (set_lang_bitmap): New functions.
7482 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7483 simplify, relying on read_input_list to set up the bitmaps.
7484 (main): Arguments are no longer unused. Check for correct number
7485 of command line arguments, set srcdir and srcdir_len, then call
7486 read_input_list, before doing anything else. No need to worry
7487 about duplicates in main loop.
7488 * configure.ac: Simplify the calculation of all_gtfiles.
7489 Put language tags in there. Don't set or substitute
7490 all_gtfiles_files_langs or all_gtfiles_files_frags.
7491 * Makefile.in: Revamp the way gengtype is invoked, now that it
7492 takes a file on its command line with a much simpler format.
7493 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7494 (GTFILES): Remove duplicates and C source files.
7495 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7496 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7497 * configure: Regenerate.
7499 * gengtype.h: Remove all type definitions to gengtype.c; leave
7500 only definitions of options_p, type_p, and pair_p as opaque
7501 pointers. Update prototypes.
7502 * gengtype.c: Many type definitions moved here from gengtype.h.
7503 Consolidate type definitions at the top of the file.
7504 (xvasprintf): Delete.
7505 (xasprintf): Make static.
7506 (create_nested_pointer_option): Add 'next' parameter.
7507 (create_field_all, create_field_at): New functions.
7508 (create_field): Now a thin wrapper around create_field_all.
7509 (create_optional_field): Rename create_optional_field_ and add
7510 line argument. Original name is now a macro which supplies
7512 (oprintf): Use vsnprintf directly.
7513 (close_output_files): Use fatal rather than perror/exit.
7514 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7515 (main): Set progname. Don't use exit.
7516 * gengtype-yacc.y (struct_fields): Use create_field_at.
7517 (option, optionseqopt): Delete.
7518 (optionseq): Consolidate productions from option here so we
7519 can use the first argument to create_option.
7521 * gengtype-lex.l: Distinguish unions from structures in the
7522 token type. Don't call find_structure; return the tag as a string.
7523 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7524 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7525 Reorganize typedef_struct production accordingly.
7526 Use create_nested_ptr_option.
7527 * gengtype.c (create_nested_ptr_option): New function.
7528 * gengtype.h: Declare it.
7530 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7531 (string_type): Don't declare.
7532 (do_scalar_typedef): Declare.
7533 (create_scalar_type): Update prototype.
7534 * gengtype.c (string_type): Make static.
7535 (scalar_nonchar, scalar_char): New.
7536 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7537 (resolve_typedef): Use scalar_nonchar for error recovery.
7538 (create_scalar_type): Remove name_len field. Return scalar_char
7539 or scalar_nonchar as appropriate.
7540 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7542 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7544 (main): Initialize scalar_char and scalar_nonchar before calling
7546 * gengtype-lex.l: Adjust for removal of second argument to
7547 create_scalar_type. Use yylval.s instead of yylval.t when
7549 * gengtype-yacc.y: Type of SCALAR is string. Call
7550 create_scalar_type from type:SCALAR rule. Adjust for removal of
7551 second argument to create_scalar_type.
7553 * vec.h: Remove all #if IN_GENGTYPE blocks.
7554 Add comment saying that changes may require adjustments to gengtype.
7555 * gengtype.c: Don't include coretypes.h or tm.h.
7556 Add comment to inclusion of errors.h.
7557 (note_def_vec, note_def_vec_alloc): New functions.
7558 * gengtype.h: Declare new functions.
7559 * gengtype-lex.l: Don't include coretypes.h.
7560 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7562 (update_lineno): Remove unnecessary prototype.
7563 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7564 (VEC rule): Just return VEC_TOKEN.
7565 * gengtype-yacc.y (VEC_TOKEN): New token type.
7566 (type): Add a production for VEC(a,b).
7567 * Makefile.in: Update dependencies.
7569 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7570 typedefs that use the old PARAMS macro.
7572 * gengtype-lex.l: Remove all rules and states relating to yacc
7574 * gengtype-yacc.y: Similarly.
7575 * gengtype.c (note_yacc_type): Delete function.
7576 * gengtype.h: Update prototypes.
7578 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7580 * tree-pretty-print.c (dump_generic_node): Report precision of
7581 unnamed integer types.
7583 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7585 * ifcvt.c (noce_try_store_flag_constants): Don't check
7586 no_new_pseudos here.
7587 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7588 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7589 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7590 noce_try_sign_mask): Likewise.
7591 (if_convert): Check no_new_pseudos here.
7593 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7595 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7596 (noce_get_condition): Handle new then_else_reversed argument.
7597 (noce_init_if_info): Remove, fold into noce_find_if_block.
7598 (noce_process_if_block): Take a struct noce_if_info as the
7599 argument. Don't set up one based on ce_if_info. Update pointer
7600 references accordingly.
7601 (cond_move_process_if_block): Likewise.
7602 (process_if_block): Removed.
7603 (find_if_block): Removed. Move functionality two new functions,
7604 noce_find_if_block and cond_exec_find_if_block.
7605 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7606 blocks and the symmetric IF-ELSE-JOIN case.
7607 (cond_exec_find_if_block): Also new function mostly based on old
7608 find_if_block and process_if_block.
7609 (find_if_header): Replace find_if_block call with separately
7610 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7611 (find_cond_trap): Update noce_get_condition call.
7612 (dead_or_predicable): Likewise.
7614 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7616 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7618 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7619 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7620 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7621 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7622 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7623 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7624 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7625 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7626 __builtin_ia32_psrad128 builtins.
7628 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7630 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7631 * config/i386/constraints.md
7632 (define_constraint "I"): Use IN_RANGE macro.
7633 (define_constraint "J"): Ditto.
7634 (define_constraint "K"): Ditto.
7635 (define_constraint "M"): Ditto.
7636 (define_constraint "N"): Ditto.
7637 (define_constraint "O"): Ditto.
7638 * config/i386/predicates.md
7639 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7640 (define_predicate "const_0_to_3_operand"): Ditto.
7641 (define_predicate "const_0_to_7_operand"): Ditto.
7642 (define_predicate "const_0_to_15_operand"): Ditto.
7643 (define_predicate "const_0_to_63_operand"): Ditto.
7644 (define_predicate "const_0_to_255_operand"): Ditto.
7645 (define_predicate "const_1_to_31_operand"): Ditto.
7646 (define_predicate "const_2_to_3_operand"): Ditto.
7647 (define_predicate "const_4_to_7_operand"): Ditto.
7649 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7651 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7652 in SImode for save_world.
7653 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7656 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7658 PR tree-optimization/30784
7659 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7662 2007-03-25 Revital Eres <eres@il.ibm.com>
7664 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7665 Fold movement_possibility function into it.
7667 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7669 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7670 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7671 (call_indirect_nonlocal_darwin64): Same.
7672 (call_nonlocal_darwin64): Same.
7673 (call_value_indirect_nonlocal_darwin64): Same.
7674 (call_value_nonlocal_darwin64): Same.
7675 (sibcall_nonlocal_darwin64): Same.
7676 (sibcall_value_nonlocal_darwin64): Same.
7677 (sibcall_symbolic_64): Same.
7678 (sibcall_value_symbolic_64): Same.
7679 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7681 (rs6000_emit_load_toc_table): Same.
7682 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7683 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7689 (load_toc_v4_pic_si): Same
7690 (load_toc_v4_PIC_1): Same.
7691 (load_toc_v4_PIC_1b): Same.
7692 (call_indirect_aix{32,64}): Same.
7693 (call_value_indirect_aix{32,64}): Same.
7696 (call_local{32,64}): Same.
7697 (call_value_local{32,64}): Same.
7698 (call_indirect_nonlocal_aix{32,64}): Same.
7699 (call_nonlocal_aix{32,64}): Same.
7700 (call_value_indirect_nonlocal_aix{32,64}): Same.
7701 (call_value_nonlocal_aix{32,64}): Same.
7702 (call_indirect_nonlocal_sysv<mode>): Same.
7703 (call_nonlocal_sysv<mode>): Same.
7704 (call_value_indirect_nonlocal_sysv<mode>): Same.
7705 (call_value_nonlocal_sysv<mode>): Same.
7707 (sibcall_local{32,64}): Same.
7708 (sibcall_value_local{32,64}): Same.
7709 (sibcall_nonlocal_aix{32,64}): Same.
7710 (sibcall_value_nonlocal_aix{32,64}): Same.
7711 (sibcall_nonlocal_sysv<mode>): Same.
7712 (sibcall_value): Same.
7713 (sibcall_value_nonlocal_sysv<mode>): Same.
7715 2007-03-24 Paul Brook <paul@codesourcery.com>
7717 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7718 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7720 2007-03-24 Richard Henderson <rth@redhat.com>
7722 * config/ia64/constraints.md: New file.
7723 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7724 satisfies_constraint_?.
7725 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7726 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7727 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7728 ia64_output_mi_thunk): Likewise.
7729 (ia64_const_ok_for_letter_p): Remove.
7730 (ia64_const_double_ok_for_letter_p): Remove.
7731 (ia64_extra_constraint): Remove.
7732 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7733 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7734 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7735 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7736 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7737 EXTRA_MEMORY_CONSTRAINT): Remove.
7738 * config/ia64/ia64.md: Include constriants.md. Replace
7739 CONST_OK_FOR_? with satisfies_constraint_?.
7741 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7742 H.J. Lu <hongjiu.lu@intel.com>
7744 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7746 (name macros): Use DPD_BID_NAME to convert names properly.
7748 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7749 decimal floating point format.
7750 (init_floating_libfuncs): Change decimal functions so that they
7751 have a "bid_" prefix if the decimal system uses the BID format,
7752 and "dpd_" prefix if the decimal system uses the DPD format.
7753 (init_interclass_conv_libfuncs): Ditto.
7754 (init_intraclass_conv_libfuncs): Ditto.
7756 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7757 using the BID format.
7759 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7760 whether we are using the BID decimal format.
7761 * configure: Regenerate.
7763 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7764 the compiler has decimal floating point enabled. Define
7765 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7768 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7769 using the BID format.
7771 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7772 whether we are using the BID decimal format.
7773 * configure: Regenerate.
7775 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7776 the compiler has decimal floating point enabled. Define
7777 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7780 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7781 options, and that it is enabled for i386/x86_64 systems.
7783 * Makefile.in (enable_decimal_float): New.
7785 (DECNUMINC): Add -I$(DECNUMFMT).
7786 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7787 to $(DECNUMFMT) from $(DECNUM).
7789 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7790 Substitute enable_decimal_float.
7791 * configure: Regenerated.
7794 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7797 * configure.ac: Enable decimal float for x86_64-*-linux*.
7798 * configure: Regenerated.
7801 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7802 decimal128ClearSign to flip and clear the sign bit in decimal128.
7803 (decimal_real_maxval): Set decimal128SetSign to set the sign
7806 2007-03-23 Ian Lance Taylor <iant@google.com>
7808 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7810 2007-03-23 Ian Lance Taylor <iant@google.com>
7812 * tree-dump.c (dump_files): Correct comment.
7814 2007-03-23 Ian Lance Taylor <iant@google.com>
7816 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7818 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7820 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7821 in cfglayout mode. Don't go into and out of cfglayout mode.
7822 Link the blocks in the order of the constructed traces.
7823 (rest_of_handle_tracer): Adjust call to tracer.
7824 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7825 Don't go into cfglayout mode.
7826 (rtl_loop_done): Don't go out of cfglayout mode.
7827 * cfglayout.c (relink_block_chain): New function, split out from...
7828 (fixup_reorder_chain): ...here. Remove redundant checking.
7829 (cfg_layout_finalize): Don't clear the header, footer, and aux
7830 fields here, move the code to do so to relink_block_chain. Likewise
7831 for free_original_copy_tables.
7832 * rtl.h (tracer): Update prototype.
7833 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7834 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7835 mode. Use relink_block_chain to serialize the CFG according to the
7836 new basic block order. Move targetm.cannot_modify_jumps_p check from
7838 (gate_handle_reorder_blocks): ...to here.
7839 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7841 (gate_duplicate_computed_gotos): ...to here.
7842 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7843 something always changes when going into and out of cfglayout mode.
7844 Perform an expensive cfg cleanup while going into cfglayout mode.
7845 Always update liveness information on HAVE_conditional_execution
7846 targets. Reserialize the basic blocks and go out of cfglayout mode.
7847 * reg-stack.c: Include cfglayout.h.
7848 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7849 the call to reorder_basic_blocks.
7850 * basic-block.h (reorder_basic_blocks): Update prototype.
7851 (relink_block_chain): New prototype.
7852 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7854 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7856 * config/mips/mips.md (type, hazard, *movdi_32bit,
7857 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7858 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7859 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7860 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7861 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7863 (movcc): Change first xfer to multi.
7864 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7865 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7866 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7867 config/mips/generic.md: Change reservations using "xfer" to use
7869 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7870 using match_operand.
7871 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7872 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7874 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7876 2007-03-22 Richard Henderson <rth@redhat.com>
7878 * config/i386/i386.c: Remove unnecessary function declarations.
7879 Move targetm definition, and all related macros, to the end of
7880 the file. Resort some functions to put definitions before uses.
7881 (ix86_attribute_table): Make static. Move to end of file.
7882 (ix86_gimplify_va_arg): Make static.
7884 2007-03-22 Richard Henderson <rth@redhat.com>
7886 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7887 don't increase local_regparm with force_align_arg_pointer check.
7888 (ix86_function_sseregparm): Assert 32-bit.
7889 (type_has_variadic_args_p): New.
7890 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7891 type_has_variadic_args_p.
7892 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7893 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7894 use memset instead. Do maybe_vaarg check first; skip attribute
7895 tests if true; skip attribute tests for 64-bit.
7896 (construct_container): Remove TARGET_DEBUG_ARG.
7897 (function_arg_advance_32, function_arg_advance_64): Split out ...
7898 (function_arg_advance): ... from here.
7899 (function_arg_32, function_arg_64): Split out ...
7900 (function_arg): ... from here.
7901 (ix86_pass_by_reference): Tidy.
7902 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7903 (function_value_32): New, from parts of ix86_function_value
7904 and ix86_value_regno.
7905 (function_value_64): New, from parts of ix86_function_value
7906 and ix86_libcall_value.
7907 (ix86_function_value_1): New.
7908 (ix86_function_value, ix86_libcall_value): Use it.
7909 (return_in_memory_32, return_in_memory_64): Split out ...
7910 (ix86_return_in_memory): ... from here.
7911 (ix86_struct_value_rtx): Skip for 64-bit.
7912 (ix86_libcall_value, ix86_value_regno): Remove.
7913 (setup_incoming_varargs_64): Split out ...
7914 (ix86_setup_incoming_varargs): ... from here.
7915 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7916 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7917 * config/i386/i386-protos.h (ix86_function_value): Remove.
7918 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7920 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7923 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7924 infinities not supported, otherwise emit warning if -Woverflow. On
7925 underflow, emit warning if -Woverflow.
7926 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7928 * real.h (real_from_string): Update declaration
7930 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7931 Richard Henderson <rth@redhat.com>
7933 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
7934 * calls.c (compute_argument_block_size, expand_call,
7935 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
7936 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7937 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
7938 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
7939 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
7940 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
7941 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
7942 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7945 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7947 * c-incpath.c (add_sysroot_to_chain): New.
7948 (merge_include_chains): Add sysroot argument. Call
7949 add_sysroot_to_chain if sysrooted.
7950 (register_include_chains): Update call to merge_include_chains.
7951 * doc/cppopts.texi: Document use of '=' in include directory
7954 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
7956 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
7957 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
7958 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
7959 insn pattern using X87MODEF12 mode macro.
7961 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
7963 * regmove.c (regmove_optimize): Use reg_mentioned_p
7964 instead of reg_overlap_mentioned_p for DST.
7966 2007-03-21 Mike Stump <mrs@apple.com>
7968 * c.opt: Fixup for Objective-C/C++.
7970 2007-03-21 Steve Ellcey <sje@cup.hp.com>
7972 * explow.c (convert_memory_address): Fold memory reference when
7973 POINTERS_EXTEND_UNSIGNED < 0
7975 2007-03-21 Richard Henderson <rth@redhat.com>
7978 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
7979 * config/i386/mmintrin.h (__m64): Likewise.
7980 * config/i386/xmmintrin.h (__m128): Likewise.
7982 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7984 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
7985 (VXWORKS_OS_CPP_BUILTINS): Define.
7986 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
7987 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
7989 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7991 * rtl.h (constant_pool_reference_p): Delete.
7992 (find_constant_src): Declare.
7993 * rtlanal.c (find_constant_src): New function.
7994 * simplify-rtx.c (constant_pool_reference_p): Delete.
7995 * config/i386/i386.md: Use find_constant_src instead of
7996 constant_pool_reference_p/avoid_constant_pool_reference pairs.
7998 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8000 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8001 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8003 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8005 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8006 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8007 (arm_elf_asm_constructor): Use it.
8008 (arm_elf_asm_destructor): New function.
8010 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8012 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8014 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8016 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8018 2007-03-19 Andrew Haley <aph@redhat.com>
8020 PR tree-optimization/31264
8021 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8024 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8026 PR rtl-optimization/30907
8027 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8028 (fwprop_init): Always call loop_optimizer_initialize.
8029 (fwprop_done): Always call loop_optimizer_finalize.
8030 (fwprop): We always have loop info now.
8031 (gate_fwprop_addr): Remove.
8032 (pass_fwprop_addr): Use gate_fwprop as gate.
8034 PR rtl-optimization/30841
8035 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8036 df_chain_alloc): Call df_reorganize_refs unconditionally.
8037 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8038 refs_organized to refs_organized_size.
8039 (df_ref_create_structure): Use refs_organized_size instead of
8040 bitmap_size if refs had been organized, and keep refs_organized_size
8042 * df.h (struct df_ref_info): Change refs_organized to
8043 refs_organized_size.
8044 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8047 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8049 * except.c (output_function_exception_table): Do not reference the
8050 EH personality routine for functions that do not require an
8053 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8056 * c-typeck.c (convert_for_assignment): Call comptypes for
8057 RECORD_TYPE or UNION_TYPE.
8060 * reload1.c (reload): Do invalid ASM checking after
8061 cleanup_subreg_operands.
8063 2007-03-19 Jeff Law <law@redhat.com>
8065 * tree-cfg.c (find_taken_edge): Tighten conditions for
8066 optimizing computed gotos.
8068 2007-03-19 Michael Matz <matz@suse.de>
8070 * builtins.c (expand_builtin_sync_operation,
8071 expand_builtin_compare_and_swap,
8072 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8075 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8076 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8079 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8081 * doc/tm.texi: Add brackets around the return type of
8082 TARGET_SECONDARY_RELOAD.
8084 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8085 Richard Guenther <rguenther@suse.de>
8087 PR tree-optimization/31254
8088 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8089 Use handled_component_p () where appropriate. Continue
8090 propagating into the rhs if we propagated into an INDIRECT_REF
8093 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8095 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8096 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8097 (xde, xdee): Mode attributes adjusted to support DFP modes.
8098 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8099 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8100 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8101 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8102 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8103 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8104 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8106 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8107 "movsf"): Insn definitions removed.
8108 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8109 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8110 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8112 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8113 "reload_in<mode>", "reload_out<mode>"): Expander added.
8114 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8117 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8119 * config/s390/s390.md: Only non-functional changes. Renamed
8120 FPR mode macro to BFP all over the file.
8122 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8124 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8125 (op_type attribute): RRF instruction type added.
8126 (fT0): New mode attribute.
8127 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8128 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8129 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8130 no secondary memory is needed when moving DFmode values between GPRs
8133 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8135 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8136 inverted and documentation adjusted.
8137 ("mhard-dfp", "msoft-dfp"): New options.
8138 * config/s390/s390.c (s390_handle_arch_option): New architecture
8140 (override_options): Sanity checks for the new options added.
8141 * config.gcc: New architecture switch: z9-ec.
8142 * config/s390/s390.h (processor_flags): PF_DFP added.
8143 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8144 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8145 when the bit is NOT set so remove it from the defaults.
8147 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8149 * genemit.c (main): Print include statement for dfp.h.
8150 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8153 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8155 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8157 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8160 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8163 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8165 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8166 attr_length_call, output_call, output_indirect_call): Cleanup
8167 formatting of targetm calls.
8169 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8171 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8173 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8175 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8176 reservation, bypass and anti-bypass descriptions for these instructions.
8177 Update move patterns.
8178 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8181 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8183 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8184 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8185 (get_initial_def_for_reduction): Likewise.
8187 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8189 Fix PR tree-optimization/29922
8190 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8191 (get_representative): Removed.
8192 (value_dies_in_block_x): Update for rvuse removal.
8193 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8194 (compute_antic_aux): Handle when PHI nodes appear in
8195 non-single-successors.
8196 (dump_bitmap_of_names): Removed.
8197 (compute_antic_safe): Renamed and removed rvuse calculation.
8198 Calculate only antic safe.
8199 (insert_into_preds_of_block): Remove assert.
8200 (execute_pre): Update for renamed functions.
8201 (defer_or_phi_translate_block): New function.
8203 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8205 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8206 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8208 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8209 Follow spelling conventions.
8211 * tree-data-ref.h: Remove the prototype for analyze_array.
8213 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8215 PR tree-optimization/31041
8216 * tree-vect-transform.c (get_initial_def_for_induction): Call
8217 force_gimple_operand.
8219 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8221 * ipa-type-escape.c (look_for_casts) : Revert code to use
8222 handled_component_p due to ada test a-numaux.adb.
8224 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8226 * final.c (final_scan_insn): Alter the condition of a
8227 conditional trap if we have nonstandard CC.
8229 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8231 * configure.ac: Remove excess quoting from asm line 0 test.
8232 * configure: Rebuilt.
8234 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8236 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8237 * c-common.c (convert_and_check): Move warning logic to...
8238 (warnings_for_convert_and_check): ...here. Define.
8239 * c-common.h (warnings_for_convert_and_check): Declare.
8241 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8243 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8244 (output_call): Likewise.
8246 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8248 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8250 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8252 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8254 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8256 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8257 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8259 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8261 PR tree-optimization/31183
8262 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8263 Use double_int instead of unsigned int for representing access_strides.
8264 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8266 2007-03-16 Richard Guenther <rguenther@suse.de>
8268 PR tree-optimization/31146
8269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8270 to allow recursion of forward_propagate_addr_expr.
8271 (forward_propagate_addr_into_variable_array_index): Likewise.
8272 (forward_propagate_addr_expr): Likewise.
8273 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8274 (forward_propagate_addr_expr_1): Recurse on simple copies
8275 instead of propagating into them. Do so for useless conversions
8277 (forward_propagate_addr_expr): Clean up unused statements after
8280 2007-03-16 Richard Guenther <rguenther@suse.de>
8282 * builtins.c (expand_builtin_cexpi): Use the right argument
8283 for the expansion via cexp.
8285 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8287 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8288 * configure: Rebuilt.
8290 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8293 * dwarf2out.c (force_type_die): Adjust comment.
8294 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8296 2007-03-15 DJ Delorie <dj@redhat.com>
8298 * config/frv/predicates.md (minmax_operator): Don't check operands
8301 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8303 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8304 Update constant estimates of number of iterations.
8305 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8306 argument renamed to "realistic".
8307 (compute_estimated_nb_iterations): Removed.
8308 (record_niter_bound): New function.
8309 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8310 call record_nonwrapping_iv with upper = false.
8311 (infer_loop_bounds_from_signedness): Pass upper argument to
8312 record_nonwrapping_iv.
8313 (estimate_numbers_of_iterations_loop): Do not call
8314 compute_estimated_nb_iterations. Record estimate based on profile
8315 information. Initialize the constant estimates of number of
8317 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8319 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8320 number of iterations is too small.
8321 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8322 (EST_NOT_AVAILABLE): Removed.
8323 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8324 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8327 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8329 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8330 Handle NE_EXPR guards.
8332 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8335 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8336 Set also -pedantic-errors by default for the preprocessor unless
8337 -fpermissive is given.
8339 2007-03-15 Richard Guenther <rguenther@suse.de>
8343 * builtins.c (expand_builtin_cexpi): As a fallback if we
8344 don't have builtins for sincos or cexp create a function
8345 declaration for cexp and expand to a call to that.
8346 (expand_builtin_int_roundingfn): Always fall
8347 back to floor/ceil and its variants even if they may be
8350 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8353 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8354 jump tables, move the call to delete_dead_jumptables from here...
8355 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8356 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8357 don't allow merging of blocks that try_redirect_by_replacing_jump
8358 also does not handle when not optimizing.
8360 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8361 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8363 * config/i386/i386.md (x86_sahf_1): Correctly handle
8366 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8369 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8370 x86_64_general_operand as operand[2] predicate. Remove "iF"
8371 from operand constraints and use "e" constraint instead.
8372 (*subti3_1, *subti3_1 splitter): Ditto.
8373 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8374 operand[1] predicate.
8376 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8378 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8379 arrays, multiply the access strides by the size of the sub-array.
8380 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8382 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8384 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8385 the configured assembler supports the sahf mnemonic.
8386 * configure: Regenerate.
8387 * config.in: Regenerate.
8389 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8390 emit "sahf" or ".byte\t0x9e" as asm template.
8392 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8395 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8396 option to replace hard coded TARGET_xxx in md file.
8397 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8398 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8399 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8400 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8401 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8402 (X86_TUNE_NOT_VECTORMODE): Ditto.
8403 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8404 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8405 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8406 (TUNE_SLOW_IMUL_IMM8): Ditto.
8407 (TUNE_MOVE_M1_VIA_OR): Ditto.
8408 (TUNE_NOT_UNPAIRABLE): Ditto.
8409 (TUNE_NOT_VECTORMODE): Ditto.
8411 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8414 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8415 tuning options instead of hard coded TARGET_xxx.
8416 (fix ssemode peephole2's): Ditto.
8417 (imul peephole2's): Ditto.
8419 (movdi_or_rex64): Ditto.
8420 (move peephole2): Ditto.
8421 (not peephole2's): Ditto.
8423 2007-03-14 Dirk Mueller <dmueller@suse.de>
8425 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8426 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8427 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8429 * c-parser.c (c_parser_do_statement): Warn about empty body in
8431 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8432 * doc/invoke.texi (-Wempty-body): Update documentation.
8434 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8437 * c-common.h (warn_for_div_by_zero): Declare.
8438 * c-common.c (warn_for_div_by_zero): Define.
8439 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8442 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8444 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8445 to PREFIX and STANDARD_PREFIX.
8447 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8448 Phil Edwards <phil@codesourcery.com>
8450 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8451 (__gthread_once_t): Remove busy field for RTPs.
8452 (__GTHREAD_ONCE_INIT): Update accordingly.
8454 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8456 * doc/invoke.texi: Document VxWorks options.
8458 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8460 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8462 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8464 PR tree-optimization/30590
8465 * tree-nrv.c (tree_nrv): Check for the partial update of the
8468 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8470 * flags.h (flag_random_seed): Remove declaration, in favor of...
8471 * toplev.h (get_random_seed, set_random_seed): ... these.
8472 * tree.c (get_file_function_name): Use the former.
8473 * opts.c (common_handle_option): Use the latter.
8476 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8479 * cse.c (cse_find_path): Do not bail out if a basic block that
8480 we already visited now becomes part of a path that starts at a
8481 different basic block. Just disallow this, to make sure we
8482 visit each basic block at most once.
8484 2007-03-13 Jan Hubicka <jh@suse.cz>
8486 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8487 when profile esitmate is present, calls with very low frequency are
8490 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8492 PR tree-optimization/30730
8493 PR tree-optimization/26900
8494 * tree-ssa-loop-niter.c: Include gmp.h.
8496 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8497 split_to_var_and_offset, determine_value_range,
8498 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8499 bound_difference, bounds_add, bounds_negate,
8500 number_of_iterations_ne_max, dump_affine_iv): New functions.
8501 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8502 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8503 difference of initial and final value of control iv to validate
8505 (number_of_iterations_cond): Add loop parameter. Determine bounds
8506 on the difference of the extremes of the control iv. Add dumps.
8507 (expand_simple_operations): Handle phi nodes.
8508 (simplify_using_initial_conditions): Do not record used conditions.
8509 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8510 Do not set additional_info.
8511 (implies_nonnegative_p, implies_ge_p): Removed.
8512 (derive_constant_upper_bound): Do not use parameter `additional'.
8513 (record_estimate): Parameter `additional' removed. Parameter
8514 `i_bound' added. Do not call derive_constant_upper_bound.
8515 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8516 bound the number of iterations estimate.
8517 (estimate_numbers_of_iterations_loop): Pass the estimate from
8518 the number of iterations analysis to record_estimate.
8519 * tree.h (multiple_of_p): Declare.
8520 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8521 (scev_const_prop): Do not check expression_expensive_p.
8522 * fold-const.c (multiple_of_p): Exported.
8523 * double-int.c (double_int_mask): Exported.
8524 * double-int.h (double_int_mask): Declare.
8525 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8526 field. Added max field.
8528 2007-03-13 David Taylor <taylor@candd.org>
8531 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8534 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8537 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8538 two unamed patterns.
8540 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8542 * config/i386/i386.opt (mcx16, msahf): New options.
8543 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8544 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8546 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8547 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8548 Output -mcx16 and -msahf options when corresponding bit is set.
8550 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8553 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8555 * configure.ac: Test for assembler tolerance to # 0 "".
8556 * configure, config.in: Rebuilt.
8557 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8559 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8561 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8563 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8564 (handle_syscall): Handle direct system calls.
8565 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8567 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8569 * doc/invoke.texi: Fix cpp.info cross-reference.
8570 * doc/passes.texi: Fix gcc.info cross-reference.
8572 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8574 PR tree-optimization/30835
8575 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8576 bb_for_stmt is not NULL before accessing it.
8578 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8580 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8583 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8586 * doc/install.texi: Document --enable-stage1-languages
8588 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8590 * tree-pass.h (pass_into_cfg_layout_mode,
8591 pass_outof_cfg_layout_mode): Declare.
8592 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8593 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8594 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8595 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8597 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8599 * c-decl.c (warn_variable_length_array): New function.
8600 Refactored from grokdeclarator to handle warn_vla
8601 and handle unnamed array case.
8602 (grokdeclarator): Refactored VLA warning case.
8603 * c.opt (Wvla): New flag.
8604 * doc/invoke.texi (Wvla): New warning.
8606 2007-03-12 Richard Henderson <rth@redhat.com>
8608 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8609 (TARGET_SECTION_TYPE_FLAGS): New.
8611 2007-03-12 Richard Henderson <rth@redhat.com>
8613 * config/darwin.c (machopic_reloc_rw_mask): New.
8614 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8615 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8617 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8619 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8620 * cppdefault.h (cpp_PREFIX): Document.
8621 (cpp_PREFIX_len): Likewise.
8622 (cpp_EXEC_PREFIX): New variable.
8623 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8624 * c-incpath.c (add_standard_paths): Correct logic for relocating
8625 paths within prefix.
8627 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8629 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8630 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8632 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8633 fix_truncdfdi_sse using SSEMODEF mode macro.
8634 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8635 fix_truncdfsi_sse using SSEMODEF mode macro.
8636 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8637 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8639 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8641 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8644 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8646 * tree.h : Add multiple_of_p declaration.
8647 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8648 * ipa-type-escape.c (results_of_malloc): Redundant.
8649 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8650 (cast_type): Extended with new members.
8651 (check_cast): Returns cast_type.
8652 (cast): New structure for data of walk_use_def_chains.
8653 (is_malloc_result, is_cast_from_non_pointer_1,
8654 is_cast_from_non_pointer,
8655 is_array_access_through_pointer_and_index): New functions.
8656 (look_for_casts): Returns cast types.
8657 (check_call): Returns void.
8658 (okay_pointer_operation): Use support of pointer plus index,
8659 pointer plus constant and allow all multiplications.
8661 2007-03-11 Richard Guenther <rguenther@suse.de>
8663 PR tree-optimization/31115
8664 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8665 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8666 A shift count of zero is not special as with *_DIV_EXPR.
8667 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8670 2007-03-11 Ian Lance Taylor <iant@google.com>
8672 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8673 the *_DIV_EXPR codes correctly with overflow infinities.
8675 2007-03-11 Ira Rosen <irar@il.ibm.com>
8677 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8678 indicate success/failure of the analysis. Add negation to subtrahend
8679 in case of subtraction. Fail if both operands contain constants.
8680 (create_data_ref): Fail if analyze_offset fails.
8682 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8684 * config/i386/i386.md (frndintxf2): Rename to ...
8685 (rintxf2): ... this. Remove expander having same name.
8686 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8687 (roundsf2, rounddf2): Ditto.
8688 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8689 (lround<mode>di2, lround<mode>si2): Ditto.
8691 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8693 * lower-subreg.c: Include except.h.
8694 (decompose_multiword_subregs): Verify that the only control flow
8695 insns we can split are loads to multi-words pseudos.
8696 Handle breaking such blocks after splitting, instead of calling
8697 find_many_sub_basic_blocks.
8699 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8700 on the new basic block. Add a lengthy comment explaining why we
8701 thought this was necessary.
8702 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8704 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8707 * tree.c (walk_type_fields): Recurse into the element type of
8708 ARRAY_TYPEs if there is a pointer set.
8710 2007-03-10 Dirk Mueller <dmueller@suse.de>
8712 * c-common.c (warn_logical_operator): Fix condition.
8714 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8716 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8718 * config/darwin.c (machopic_select_section): Remove superfluous
8719 argument in call to categorize_decl_for_section. Remove unused
8722 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8724 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8726 * configure: Regenerate.
8728 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8731 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8732 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8733 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8734 Add LABEL_NUSES to emitted label.
8735 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8736 branch probability value to emitted jump insn.
8737 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8738 Do not check life information and do not re-arrange input operands
8739 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8741 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8743 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8744 the change of decode_asm_operands.
8746 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8748 * mode-switching.c (create_pre_exit): Skip blockage insn.
8750 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8752 * tree-pass.h (TODO_update_smt_usage): Remove.
8754 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8758 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8760 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8761 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8762 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8765 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8767 * gcc.c: Document %{, in big comment at top.
8768 (input_suffix_matches): Remove special handling for .s and
8770 (input_spec_matches): New.
8771 (handle_braces): Handle %{,.
8772 (validate_switches): ',' indicates a value which is not a switch.
8773 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8774 to detect assembler input.
8775 * config/i386/sol2.h (CPP_SPEC): Likewise.
8776 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8777 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8778 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8779 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8780 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8781 -m64 causes deployment target to default to 10.5.
8782 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8784 2007-03-09 Richard Henderson <rth@redhat.com>
8787 * target.h (targetm.asm.out.reloc_rw_mask): New.
8788 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8789 (TARGET_ASM_OUT): Use it.
8790 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8791 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8792 use the new reloc_rw_mask target hook instead.
8793 (default_section_type_flags_1): Merge into...
8794 (default_section_type_flags): ... here.
8795 (decl_readonly_section_1): Merge into...
8796 (decl_readonly_section): ... here.
8797 (default_elf_select_section_1): Merge into...
8798 (default_elf_select_section): ... here.
8799 (default_unique_section_1): Merge into...
8800 (default_unique_section): ... here.
8801 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8802 (default_select_rtx_section): Use it.
8803 (default_elf_select_rtx_section): Likewise.
8804 * output.h: Update to match.
8805 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8806 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8807 (TARGET_ASM_RELOC_RW_MASK): New.
8808 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8809 to categorize_decl_for_section.
8810 (x86_64_elf_unique_section): Likewise.
8811 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8812 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8813 (TARGET_ASM_RELOC_RW_MASK): New.
8814 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8815 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8816 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8817 (TARGET_RWRELOC): Remove.
8818 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8819 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8820 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8821 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8822 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8823 (rs6000_xcoff_select_section): Use decl_readonly_section.
8824 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8825 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8826 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8827 (TARGET_SECTION_TYPE_FLAGS): Remove.
8828 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8830 2007-03-09 Roger Sayle <roger@eyesopen.com>
8832 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8833 complex constant equality/inequality comparisons for here.
8834 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8835 known at compile-time or can be simplified to a scalar comparison.
8836 (fold_relational_const): Move compile-time evaluation of complex
8837 constant equality/inequality comparisons to here.
8839 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8841 PR rtl-optimization/30643
8842 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8844 (fold_rtx): Recurse, like before 2006-11-03.
8846 2007-03-09 DJ Delorie <dj@redhat.com>
8848 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8851 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8853 PR tree-optimization/30375
8854 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8855 LHS of statements is not the same.
8856 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8858 2007-03-09 Chao-ying Fu <fu@mips.com>
8860 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8862 * doc/invoke.texi (-mdspr2): Document new option.
8863 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8864 New unspec for DSP REV 2.
8865 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8866 these instructions are extended in DSP REV 2.
8867 (mips-dspr2.md): Include.
8868 * config/mips/mips.opt (mdspr2): New option.
8869 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8870 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8871 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8872 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8873 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8874 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8875 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8877 (bdesc_map): Add one field of unsupported_target_flags.
8878 (bdesc_arrays): Update entries to have extra fields. Add
8880 (mips_init_builtins): Initialize new function types.
8881 Check unsupported_target_fileds to filter out builtins.
8882 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8884 (ASM_SPEC): Pass mdspr2 to the assembler.
8885 * config/mips/mips-dspr2.md: New file.
8887 2007-03-09 Sa Liu <saliu@de.ibm.com>
8889 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8891 2007-03-09 Ian Lance Taylor <iant@google.com>
8893 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8894 argument) like -Wstrict-overflow=2.
8895 * doc/invoke.texi (Warning Options): Update documentation.
8897 2007-03-09 Dirk Mueller <dmueller@suse.de>
8900 * doc/invoke.texi (-Wlogical-op): Document.
8901 * common.opt (-Wlogical-op): New.
8902 * c-common.h (warn_logical_operator): Declare.
8903 * c-common.c (warn_logical_operator): Define.
8904 * c-typeck.c (parser_build_binary_op): Call
8905 warn_logical_operator.
8907 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8909 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8910 * final.c (final_scan_insn): Test for non-"" file name.
8912 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8914 * doc/loop.texi: Document the Omega linear constraints solver.
8915 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8916 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8917 omega-hash-table-size, omega-max-keys, and
8918 omega-eliminate-redundant-constraints.
8919 * tree-pass.h (pass_check_data_deps): Declared.
8922 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8923 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8924 pass_check_data_deps): New.
8925 * tree-data-ref.c (init_data_ref): Remove declaration.
8926 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8927 (analyze_array): Renamed init_array_ref, move up initializations.
8928 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8929 Removed arguments that are set to NULL.
8930 (analyze_indirect_ref): Correct indentation, correct call to
8932 (object_analysis): Call init_array_ref instead of analyze_array.
8933 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
8934 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
8935 of DR_ACCESS_FNS_ADDR.
8936 (init_omega_eq_with_af, omega_extract_distance_vectors,
8937 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
8938 ddr_consistent_p): New.
8939 (compute_affine_dependence): Check consistency of ddrs when
8940 flag_check_data_deps is passed.
8941 (analyze_all_data_dependences): Uncomment.
8942 (tree_check_data_deps): New.
8943 * tree-data-ref.h: Include omega.h.
8944 (DR_ACCESS_FNS_ADDR): Removed.
8945 (data_dependence_relation): Add inner_loop.
8946 (DDR_INNER_LOOP): New.
8947 * common.opt (fcheck-data-deps): New.
8948 * tree-flow.h (tree_check_data_deps): Declare.
8949 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8950 (OBJS-common): Depend on omega.o.
8952 * passes.c (pass_check_data_deps): Scheduled.
8953 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
8954 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
8955 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
8956 PARAM_VECT_MAX_VERSION_CHECKS,
8957 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
8959 2007-03-09 Richard Guenther <rguenther@suse.de>
8961 PR tree-optimization/30904
8963 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
8964 the same way as *_DIV_EXPR.
8966 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8968 * recog.c (decode_asm_operands): No mixed declarations and code.
8970 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8972 * rtl.def (ASM_INPUT): Add location.
8973 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
8974 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
8975 (decode_asm_operands): Add loc operand.
8976 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
8977 * stmt.c (expand_asm): Rename to...
8978 (expand_asm_loc): ... this. Add locus argument. Pass it on to
8979 gen_rtx_ASM_INPUT_loc.
8980 (expand_asm_expr): Adjust.
8981 * recog.c (decode_asm_operands): Add loc operand.
8982 (check_asm_operands, extract_insn): Adjust.
8983 * reload1.c (maybe_fix_stack_asms): Likewise.
8984 * final.c (asm_insn_count): Likewise.
8985 (final_scan_insn): Output # line before and after asm.
8987 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
8989 * tree-ssa-structalias.c (variable_info): Remove
8991 (new_var_info): Ditto.
8992 (shared_bitmap_info_t): New structure.
8993 (shared_bitmap_table): New variable.
8994 (shared_bitmap_hash): New function.
8995 (shared_bitmap_eq): Ditto
8996 (shared_bitmap_lookup): Ditto.
8997 (shared_bitmap_add): Ditto.
8998 (merge_smts_into): Change to take bitmap directly.
8999 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9000 (init_alias_vars): Init shared bitmap hashtable.
9001 (delete_points_to_sets): Delete shared bitmap hashtable.
9002 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9003 is_aliased removal as a change that was still necessary was
9006 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9008 * config/i386/i386.h (override_options): Conditionally disable
9009 x86_sahf for 64bit targets only.
9011 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9014 * c-decl.c (merge_decls): Don't call make_var_volatile.
9015 * varasm.c (make_var_volatile): Remove.
9016 * output.h (make_var_volatile): Remove.
9018 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9020 PR tree-optimization/31085
9021 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9023 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9025 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9026 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9027 ATTR_CONST_NOTHROW_LIST.
9029 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9032 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9034 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9036 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9039 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9041 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9042 passed, use shared libgcc.
9044 2007-03-08 Roger Sayle <roger@eyesopen.com>
9046 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9047 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9048 (honor_protect_cleanup_actions, lower_try_finally_switch):
9050 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9051 ifc_temp_var): Likewise.
9052 * tree-inline.c (setup_one_parameter): Likewise.
9053 * tree-mudflap.c (mf_decl_cache_locals,
9054 mf_build_check_statement_for): Likewise.
9055 * tree-nested.c (init_tmp_var, save_tmp_var,
9056 finalize_nesting_tree_1): Likewise.
9057 * tree-outof-ssa.c (insert_copy_on_edge,
9058 insert_backedge_copies): Likewise.
9059 * tree-profile.c (tree_gen_edge_profiler,
9060 tree_gen_ic_profiler): Likewise.
9061 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9062 * tree-sra.c (sra_build_assignment): Likewise.
9063 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9064 * tree-ssa-math-opts.c (insert_reciprocals,
9065 execute_cse_sincos_1): Likewise.
9066 * tree-tailcall.c (adjust_accumulator_values,
9067 adjust_return_value): Likewise.
9068 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9069 * tree-vect-transform.c (vect_create_data_ref_ptr,
9070 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9071 vect_create_epilog_for_reduction, vectorizable_reduction,
9072 vectorizable_call, vectorizable_conversion,
9073 vectorizable_assignment, vectorizable_operation,
9074 vectorizable_type_demotion, vect_gen_widened_results_half,
9075 vect_permute_store_chain, vectorizable_store,
9076 vect_setup_realignment, vect_permute_load_chain,
9077 vectorizable_load, vectorizable_condition,
9078 vect_create_cond_for_align_checks): Likewise.
9079 * tree-vrp.c (build_assert_expr_for): Likewise.
9081 2007-03-08 Ian Lance Taylor <iant@google.com>
9083 * tree-vrp.c: Include "intl.h".
9084 (usable_range_p): New static function.
9085 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9086 overflowed values, juts set *strict_overflow_p.
9087 (compare_values): Only return -2 if one of the operands is not a
9089 (compare_ranges): Call usable_range_p.
9090 (compare_range_with_value): Likewise.
9091 (vrp_evaluate_conditional_warnv): Rename from
9092 vrp_evaluate_conditional. Make static. Change all callers.
9093 (vrp_evaluate_conditional): New function.
9094 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9096 (simplify_abs_using_ranges): Likewise.
9097 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9098 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9099 within_stmt parameter.
9100 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9101 vrp_evaluate_conditional.
9102 * tree-ssa-threadedge.c
9103 (record_temporary_equivalences_from_stmts_at_dest): Change
9104 simplify parameter to take a second tree parameter.
9105 (simplify_control_stmt_condition): Likewise.
9106 (thread_across_edge): Likewise.
9107 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9108 (thread_across_edge): Likewise.
9109 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9111 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9113 * config/i386/i386.h (TARGET_SAHF): New define.
9114 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9115 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9116 (x86_sahf): New global variable.
9117 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9118 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9119 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9120 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9122 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9123 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9124 when expanding fcomi/sahf based tests.
9125 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9126 expanding sahf based alternative. Emit sahf based sequence when
9127 optimizing for code size.
9128 * config/i386/i386.md (x86_sahf_1): Do not disable for
9129 TARGET_64BIT, enable for TARGET_SAHF.
9131 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9133 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9134 spurious whitespace from error message.
9136 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9139 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9141 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9143 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9145 * tree-sra.c (instantiate_element): Propagate disabled warnings
9146 from the element itself to the created variable.
9148 2007-03-07 Richard Henderson <rth@redhat.com>
9151 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9152 silently fix up the stack in the case of a missing register.
9154 2007-03-07 Paul Brook <paul@codesourcery.com>
9156 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9158 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9160 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9162 (phase1_vrs): Use them.
9163 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9164 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9165 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9166 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9167 __gnu_Unwind_Restore_WMMXC if required.
9168 (_Unwind_VRS_Pop): Implement iWMMXt support.
9169 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9170 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9171 gnu_Unwind_Save_WMMXC): Define.
9173 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9175 * config/vxworks.h (vxworks_override_options): Declare.
9176 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9177 * config/vxworks.c: Include target.h and toplev.h.
9178 (vxworks_override_options): New function.
9179 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9181 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9183 * config/s390/s390.c (override_options): Don't emit an error when
9184 -mstack-size is used without providing -mstack-guard.
9185 (s390_emit_prologue): Choose stack_guard value automatically if not
9186 provided via command line.
9187 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9189 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9191 * config/i386/i386.c (output_set_got): Add a GOT initialization
9192 sequence for VxWorks PIC.
9193 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9194 around labels as well as symbols. Use gotoff_operand instead
9195 of local_symbolic_operand.
9196 (legitimize_pic_address): Use gotoff_operand instead of
9197 local_symbolic_operand. Use @GOT accesses for labels as
9199 (ix86_output_addr_diff_elt): Use PC-relative rather than
9200 GP-relative offsets for VxWorks PIC.
9201 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9202 no_new_pseudos. Check whether the returned register is op0.
9203 * config/i386/i386.md (tablejump): Use PC-relative rather than
9204 GP-relative offsets for VxWorks PIC.
9205 * config/i386/predicates.md (gotoff_operand): New predicate.
9207 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9209 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9211 * config/vxworks-dummy.h: New file.
9212 * config/i386/i386.h: Include it.
9214 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9216 * dwarf2out.c (is_inlined_entry_point): New
9217 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9218 DW_AT_ranges if the first subblock is the entry point.
9220 2007-03-06 David Daney <ddaney@avtrex.com>
9222 * doc/install.texi (mips-*-*): Change recommended binutils
9225 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9227 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9228 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9230 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9231 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9233 2007-03-06 Jan Hubicka <jh@suse.cz>
9235 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9236 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9238 (probably_cold_bb_p): Cold functions are cold.
9239 (probably_never_executed_bb_p): Cold functions are cold.
9240 (tree_bb_level_predictions): Predict calls to cold functions as not
9242 (compute_function_frequency): Check hot/cold attributes.
9243 * function.h (function_frequency): Update comments.
9244 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9245 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9246 (c_common_att): Add cold and hot.
9248 * doc/extend.texi (hot,cold attributes): Document.
9250 2007-03-06 Andrew Haley <aph@redhat.com>
9252 * function.c (expand_function_end): Move blockage to just after we
9253 emit the label for the naked return from the function.
9255 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9257 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9260 2007-03-06 Jan Hubicka <jh@suse.cz>
9262 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9263 loaded for constant large models. Non-large 64bit PIC can do.
9264 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9265 * cmodel.h: Add LARGE PIC.
9266 * i386.md (UNSPEC_PLTOFF): New.
9267 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9269 (*call_1_rex64): Disable for large models.
9270 (*call_1_rex64_large): New.
9271 (*call_value_1_rex64): Disable for large models.
9272 (*call_value_1_rex64_large): New.
9273 (set_rip_rex4): New.
9274 (set_got_offset_rex64): New.
9275 * predicates.md (constant_call_address_operand): For large model
9276 constant calls are not possible.
9277 * i386-protos.h (construct_plt_address): Declare.
9278 * i386.c (override_options): Accept large models.
9279 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9280 (legitimate_constant_p): Add new UNSPECs.
9281 (legitimate_pic_operand_p): Likewise.
9282 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9283 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9285 (output_pic_addr_const): Add PLTOFF.
9286 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9287 (ix86_expand_move): Legitimize pic address when in PIC mode.
9288 (construct_plt_address): New function.
9289 (ix86_expand_call): Offload the address to register and use GOT pointer
9291 * invoke.texi (mcmodel=large): Update documentation.
9293 2007-03-06 Richard Henderson <rth@redhat.com>
9295 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9296 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9297 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9298 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9299 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9300 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9301 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9302 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9303 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9304 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9305 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9306 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9307 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9308 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9309 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9310 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9311 x86_schedule, x86_use_bt, x86_pad_returns,
9312 x86_use_xchgb): Merge into ...
9313 (ix86_tune_features): ... here. New array.
9314 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9315 x86_bswap): Merge into ...
9316 (ix86_arch_features): ... here. New array.
9317 (x86_3dnow_a): Remove.
9318 (x86_accumulate_outgoing_args): Make static.
9319 (x86_arch_always_fancy_math_387): Make static.
9320 (ix86_tune_mask, ix86_arch_mask): Move ...
9321 (override_options): ... to local variables here. Apply the
9322 appropriate mask to each element of ix86_arch_features and
9323 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9324 as were done in the old macros.
9325 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9326 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9327 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9328 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9329 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9330 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9331 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9332 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9333 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9334 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9335 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9336 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9337 x86_accumulate_outgoing_args, x86_prologue_using_move,
9338 x86_epilogue_using_move, x86_decompose_lea,
9339 x86_arch_always_fancy_math_387, x86_shift1,
9340 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9341 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9342 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9343 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9344 x86_use_incdec, x86_pad_returns, x86_bswap,
9345 x86_partial_flag_reg_stall): Remove.
9346 (enum ix86_tune_indices): New.
9347 (ix86_tune_features): New.
9348 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9349 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9350 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9351 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9352 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9353 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9354 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9355 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9356 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9357 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9358 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9359 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9360 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9361 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9362 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9363 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9364 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9365 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9366 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9367 TARGET_EXT_80387_CONSTANTS): Use it.
9368 (enum ix86_arch_indices): New.
9369 (ix86_arch_features): New.
9370 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9371 TARGET_BSWAP): Use it.
9372 (ix86_tune_mask, ix86_arch_mask): Remove.
9374 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9377 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9378 Define using $${sysroot_headers_suffix}.
9379 * configure: Regenerate.
9380 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9381 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9383 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9384 * gcc.c (print_sysroot_headers_suffix): New.
9385 (option_map): Include --print-sysroot-headers-suffix.
9386 (display_help): Mention -print-sysroot-headers-suffix.
9387 (process_command): Handle -print-sysroot-headers-suffix.
9388 (do_spec_1): Append multilib directory to include-fixed path if
9389 sysroot suffixes in use.
9390 (main): Handle -print-sysroot-headers-suffix.
9391 * Makefile.in (start.encap): Don't depend on xlimits.h
9392 (xlimits.h): Remove.
9393 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9394 limits.h for each multilib in fixinc_list.
9395 (fixinc_list, s-fixinc_list): New.
9396 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9397 generate them for each multilib in fixinc_list.
9398 (stmp-fixproto): Use include-fixed. Run fixproto for each
9399 multilib in fixinc_list.
9400 (mostlyclean): Don't remove xlimits.h.
9401 (clean): Remove include-fixed.
9402 (real-install-headers-tar, real-install-headers-cpio,
9403 real-install-headers-cp): Don't copy include, only include-fixed.
9404 (install-mkheaders): Depend on fixinc_list. Don't depend on
9405 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9406 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9407 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9409 2007-03-06 Jan Hubicka <jh@suse.cz>
9411 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9414 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9416 * configure.ac: Allow tm_file to contain build-directory files.
9417 * configure: Regenerate.
9418 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9419 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9420 * config/m68k/print-sysroot-suffix.sh: New file.
9422 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9424 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9425 of pic_offset_table_rtx if reload_completed.
9426 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9427 PIC_OFFSET_TABLE_REGNUM.
9428 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9430 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9431 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9433 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9435 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9436 functions that call eh_return.
9438 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9440 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9441 functions that need a constant pool.
9443 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9446 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9447 (m68k_preferred_reload_class): Likewise.
9448 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9449 (SECONDARY_RELOAD_CLASS): Define.
9450 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9451 (LIMIT_RELOAD_CLASS): Delete.
9452 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9453 registers from storing bytes.
9454 (m68k_secondary_reload_class): New function.
9455 (m68k_preferred_reload_class): Likewise.
9457 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9459 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9461 (m68k_expand_prologue): Likewise.
9463 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9465 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9466 (mips_expand_epilogue): Add a bool parameter.
9467 (m68k_legitimize_sibcall_address): Declare.
9468 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9469 (m68k_expand_epilogue): Add a parameter to select between sibling
9470 and normal epilogues. Only generate a return for the latter.
9471 (m68k_ok_for_sibcall_p): New function.
9472 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9473 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9474 (sibcall_value, *sibcall_value): Likewise.
9475 (*call, *call_value): Require !SIBLING_CALL_P.
9476 (epilogue): Update call to m68k_expand_epilogue.
9477 (sibcall_epilogue): New pattern.
9478 * config/m68k/predicates.md (const_call_operand): Say that this
9479 predicate applies to sibling calls too.
9480 (sibcall_operand): New predicate.
9482 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9484 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9485 alternatives as movsi_cf.
9486 (movsf_cf_hard): Add commentary.
9488 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9489 Richard Sandiford <richard@codesourcery.com>
9491 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9492 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9493 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9494 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9495 as being live on exit from an interrupt function.
9496 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9497 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9498 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9499 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9500 (m68k_interrupt_function_p): Globalize.
9501 (m68k_compute_frame_layout): Remove reverse mask code.
9502 (m68k_emit_movem, m68k_set_frame_related): New functions.
9503 (m68k_output_function_prologue): Delete in favor of...
9504 (m68k_expand_prologue): ...this new function.
9505 (m68k_output_function_epilogue): Delete in favor of...
9506 (m68k_expand_epilogue): ...this new function.
9507 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9509 (print_operand): Handle %?.
9510 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9511 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9512 (prologue, epilogue): New patterns.
9513 (return): Turn into a define_expand.
9514 (*return): New pattern, derived from old "return" pattern. Use rte
9515 rather than rts for interrupt functions. Only use rtd if the pop
9517 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9518 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9519 (link, *link, unlink, *unlink, load_got): Likewise.
9521 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9525 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9526 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9527 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9528 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9529 and m68k_matches_u_p.
9530 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9531 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9532 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9533 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9534 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9535 (REG_STRICT_P): New macro.
9536 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9537 PCREL_GENERAL_OPERAND_OK.
9538 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9539 m68k_legitimate_base_reg_p.
9540 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9541 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9542 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9543 * config/m68k/m68k.c (m68k_address): New structure.
9544 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9545 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9546 (m68k_jump_table_ref_p, m68k_decompose_address)
9547 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9548 (m68k_matches_u_p): New functions.
9549 (print_operand_address): Rewrite to use m68k_decompose_index.
9551 2007-03-05 David Taylor <dtaylor@emc.com>
9553 * gcc.c: Correct copyright date in --version output.
9555 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9557 * pa.md: In unamed move patterns, disparge copies between general
9558 and floating point registers using '?' modifier. Don't include 'f'
9559 constraint for register preferences in DImode, SImode, HImode and
9560 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9561 Remove constraints for copies between general and floating registers
9562 in soft-float DFmode pattern.
9563 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9567 2007-03-05 Mike Stump <mrs@apple.com>
9569 * c-common.c (targetcm): Add.
9570 * c-opts.c (c_common_handle_option): Handle language specific
9572 * opts.c (handle_option): Verify language for target options, if
9574 * opth-gen.awk: Add CL_LANG_ALL.
9575 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9576 (TARGETCM_INITIALIZER): Add.
9577 * target.h (struct gcc_targetcm): Add.
9579 * targhooks.c (default_handle_c_option): Add.
9580 * targhooks.h (default_handle_c_option): Add.
9581 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9583 * config/darwin.opt (iframework): Add.
9584 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9585 * config/darwin-c.c (handle_c_option): Add.
9586 (TARGET_HANDLE_C_OPTION): Add.
9588 * doc/invoke.texi (Darwin Options): Add -iframework.
9590 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9592 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9595 2007-03-05 Ian Lance Taylor <iant@google.com>
9597 * c.opt (fgnu89-inline): New option.
9598 * c-opts.c (c_common_post_options): Set default value for
9600 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9601 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9603 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9604 (grokdeclarator, start_function): Likewise.
9605 * c-cppbuiltin.c (c_cpp_builtins): Define either
9606 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9607 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9608 (C Dialect Options): Document -fgnu89-inline.
9609 * doc/extend.texi (Function Attributes): Explain what the
9610 gnu_inline attribute does.
9611 * doc/cpp.texi (Common Predefined Macros): Document
9612 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9614 2007-03-05 Ian Lance Taylor <iant@google.com>
9616 PR tree-optimization/31034
9617 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9618 half-range if the other side is an overflow infinity.
9620 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9622 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9623 (bfin*-linux-uclibc*): New configuration.
9624 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9626 * config/bfin/linux.h: New file.
9627 * config/bfin/libgcc-bfin.ver: New file.
9628 * config/bfin/t-bfin-uclinux: New file.
9629 * config/bfin/t-bfin-linux: New file.
9630 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9631 (TARGET_OS_CPP_BUILTINS): New macro.
9633 2007-03-05 Richard Guenther <rguenther@suse.de>
9635 * fold-const.c (fold_binary): Remove duplicate folding
9636 of comparison of non-null ADDR_EXPR against null.
9638 2007-03-05 Richard Guenther <rguenther@suse.de>
9639 Dorit Nuzman <dorit@il.ibm.com>
9641 PR tree-optimization/26420
9642 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9643 are no loops in the function. Only print the number of
9644 vectorized loops if it is greater than zero or we are supposed
9645 to print information about unvectorized loops.
9647 2007-03-05 Revital Eres <eres@il.ibm.com>
9649 * gcc.dg/var-expand1.c: New test.
9650 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9651 when an accumulator is expanded.
9653 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9656 * c-common.c (convert_and_check): Don't give warnings for
9657 conversion if 'expr' already overflowed.
9659 2007-03-04 Roger Sayle <roger@eyesopen.com>
9662 * fold-const.c (fold_comparison): Enforce type consistency when
9663 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9665 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9667 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9668 containing a cast to the base of TARGET_MEM_REF.
9670 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9672 * tree.c (tree_contains_struct_check_failed): Remove spurious
9673 whitespace from error message.
9675 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9678 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9679 instead of precision.
9681 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9682 Nathan Sidwell <nathan@codesourcery.com>
9684 * emit-rtl.c (find_auto_inc): New.
9685 (try_split): recreate REG_INC notes,
9686 Use regular for loops rather than whiles.
9688 2007-03-03 Andreas Schwab <schwab@suse.de>
9690 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9691 * configure: Regenerate.
9693 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9695 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9696 flag_rounding_math, not flag_unsafe_math_optimizations.
9698 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9700 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9701 alpha_fold_vector_minmax): Likewise.
9702 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9703 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9705 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9707 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9708 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9709 if the lhs has side-effects.
9710 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9712 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9714 * config/i386/i386.h (TUNEMASK): Remove define.
9715 (ARCHMASK): Remove define.
9716 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9717 Use ix86_arch_mask variable instead of ARCHMASK.
9718 * config/i386/i386.c (override_options): Ditto.
9719 (standard_80387_constant_p): Ditto.
9721 2007-03-02 Ian Lance Taylor <iant@google.com>
9723 Used signed infinities in VRP.
9724 * tree-vrp.c (uses_overflow_infinity): New static function.
9725 (supports_overflow_infinity): New static function.
9726 (make_overflow_infinity): New static function.
9727 (negative_overflow_infinity): New static function.
9728 (positive_overflow_infinity): New static function.
9729 (is_negative_overflow_infinity): New static function.
9730 (is_positive_overflow_infinity): New static function.
9731 (is_overflow_infinity): New static function.
9732 (overflow_infinity_range_p): New static function.
9733 (compare_values_warnv): New function split out of compare_values.
9734 (compare_value): Call it.
9735 (set_value_range_to_nonnegative): Add overflow_infinity
9736 parameter. Change caller.
9737 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9739 (vrp_expr_computes_nonzero): Likewise.
9740 (compare_ranges, compare_range_with_value): Likewise.
9741 (compare_name_with_value, compare_names): Likewise.
9742 (vrp_evaluate_conditional): Likewise.
9743 (set_value_range): Handle infinity
9744 (vrp_operand_equal_p, operand_less_p): Likewise.
9745 (extract_range_from_assert): Likewise.
9746 (vrp_int_const_binop): Likewise.
9747 (extract_range_from_binary_expr): Likewise.
9748 (extract_range_from_unary_expr): Likewise.
9749 (extract_range_from_comparison): Likewise.
9750 (extract_range_from_expr): Likewise.
9751 (dump_value_range): Likewise.
9752 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9753 (test_for_singularity): Likewise.
9754 (vrp_int_const_binop): Remove inline qualifier.
9755 (adjust_range_with_scev): Add comment.
9756 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9758 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9760 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9761 (get_constraint_for): Likewise.
9762 (do_structure_copy): Likewise.
9763 (find_func_aliases): Fix references to MODIFY_EXPR.
9764 (intra_create_variable_infos): Tidy.
9765 * tree-ssa-operands.c (add_virtual_operand): Add argument
9767 When adding members of alias sets, if IS_CALL_SITE is true and
9768 the symbol is not call-clobbered, skip it.
9771 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9773 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9774 entry by means of emit_insn_at_entry.
9776 2007-03-02 Richard Henderson <rth@redhat.com>
9778 * expr.h (promoted_input_arg): Remove decl.
9779 * function.c (promoted_input_arg): Merge into ...
9780 * combine.c (setup_incoming_promotions): ... only caller.
9781 Rearrange to avoid double loop.
9783 2007-03-02 Ben Elliston <bje@au.ibm.com>
9784 Peter Bergner <bergner@vnet.ibm.com>
9785 Janis Johnson <janis187@us.ibm.com>
9787 * config/rs6000/dfp.md: New file.
9788 * config/rs6000/rs6000.md: Include dfp.md.
9789 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9790 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9791 and TDmode decimal float modes in FP registers.
9792 (num_insns_constant): Likewise.
9793 (rs6000_legitimate_offset_address_p): Likewise.
9794 (rs6000_legitimize_address): Likewise.
9795 (rs6000_legitimize_reload_address): Likewise.
9796 (rs6000_legitimate_address): Likewise.
9797 (rs6000_emit_move): Likewise.
9798 (function_arg_boundary): Likewise.
9799 (function_arg_advance): Likewise.
9800 (rs6000_darwin64_record_arg_recurse): Likewise.
9801 (function_arg): Likewise.
9802 (rs6000_gimplify_va_arg): Likewise.
9803 (rs6000_split_multireg_move): Likewise.
9804 (rs6000_output_function_epilogue): Likewise.
9805 (rs6000_output_function_epilogue): Likewise.
9806 (rs6000_register_move_cost): Likewise.
9807 (rs6000_function_value): Likewise.
9808 (rs6000_libcall_value): Likewise.
9810 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9812 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9814 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9816 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9817 Use $MULTIDIR to choose between the kernel and RTP headers,
9818 and use $WIND_BASE and $WIND_USR to locate them.
9820 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9822 * config/i386/i386.c (override_options): Put initialization of
9823 ix86_tune_mask and ix86_arch_mask to the correct place.
9825 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9826 Michael Meissner <michael.meissner@amd.com>
9829 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9831 (TARGET_CMOVE): Use ARCHMASK.
9832 (TARGET_CMPXCHG): Ditto.
9833 (TARGET_CMPXCHG8B): Ditto.
9834 (TARGET_XADD): Ditto.
9835 (TARGET_BSWAP): Ditto.
9836 * config/i386/i386.c (ix86_tune_mask): New global variable.
9837 (ix86_arch_mask): Ditto.
9838 (override_options): Initialize ix86_tune_mask and
9839 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9842 2007-03-02 Ben Elliston <bje@au.ibm.com>
9845 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9847 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9849 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9850 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9851 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9852 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9854 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9855 rs6000_init_dwarf_reg_sizes_extra): New.
9856 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9857 SPE register high parts.
9859 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9861 * Makefile.in: Add install-pdf target as
9862 copied from automake v1.10 rules.
9863 * configure.ac: Add install-pdf to target list.
9864 * configure: Regenerate.
9866 2007-03-01 Paul Brook <paul@codesourcery.com>
9868 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9869 modes to LDRD for DImode.
9870 (output_move_double): Fixup out of range ldrd/strd.
9871 (vfp_secondary_reload_class): Rename...
9872 (coproc_secondary_reload_class): ... to this. Add wb argument.
9873 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9874 coproc_secondary_reload_class for CLASS_IWMMXT.
9875 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9876 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9878 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9880 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9881 factor by the estimated number of iterations.
9882 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9885 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9886 decode_caches_intel, detect_caches_intel): New functions.
9887 (host_detect_local_cpu): Use detect_caches_amd and
9888 detect_caches_intel.
9890 2007-03-01 Richard Henderson <rth@redhat.com>
9892 * expr.c (emit_move_complex_push): Export.
9893 (emit_move_complex_parts): Split out from ...
9894 (emit_move_complex): ... here.
9895 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9896 * config/i386/i386.md (movcdi): New.
9898 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9900 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9901 size of mode1 to check for tieable modes in MMX case.
9903 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9905 * Makefile.in (rtlanal.o): Depend on tree.h.
9906 * rtl.h (offset_within_section_p, split_const): Declare.
9907 * rtlanal.c: Include tree.h.
9908 (offset_within_block_p): New function, taken from
9909 mips_offset_within_object_p.
9910 (split_const): New function, taken from mips_split_const.
9911 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9913 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9914 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9915 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9916 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9917 (m68k_illegitimate_symbolic_constant_p): New function.
9918 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9919 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9920 symbolic constant that might be outside the symbol's section,
9921 move the symbol first and then add the offset.
9922 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9924 * config/mips/mips.c (mips_split_const): Delete.
9925 (mips_offset_within_object_p): Delete.
9926 (mips_symbolic_constant_p): Use offset_within_section_p and
9927 split_const instead of mips_offset_within_object_p and
9929 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9930 (mips_legitimize_const_move, print_operand_reloc)
9931 (mips_dangerous_for_la25_p): Use split_const instead of
9934 2007-02-28 Eric Christopher <echristo@apple.com>
9936 * Makefile.in (install-include-dir): Don't rm -rf include.
9938 2007-02-28 Richard Guenther <rguenther@suse.de>
9941 * fold-const.c (fold_binary): Do not associate expressions
9942 with more than one variable for integer types that do not wrap.
9944 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9946 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9947 Delete, and replace with...
9948 (fold_builtin_call_array): This. Update callers to use it.
9949 * fold-const.c (fold_build_call_list): Delete, and replace with...
9950 (fold_build_call_array): This.
9951 (fold_build_call_list_initializer): Delete, and replace with...
9952 (fold_build_call_array_initializer): This.
9953 * tree.h: Update declarations to reflect above changes.
9955 * c-typeck.c (build_function_call): Store converted arguments
9956 in a stack-allocated array instead of building a list.
9957 (convert_arguments): Store arguments in the array passed in as an
9958 argument, and return the actual number of arguments.
9959 * c-format.c: (check_function_format): Pass arguments in an
9960 array instead of a list.
9961 * c-common.c (check_function_nonnull): Likewise.
9962 (check_function_sentinel): Likewise.
9963 (check_function_arguments): Likewise.
9964 * c-common.h: Update declarations to reflect above changes.
9966 2007-02-28 Jan Hubicka <jh@suse.cz>
9968 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
9969 PRED_NEGATIVE_RETURN): Update outcomes.
9971 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
9973 * calls.c (emit_library_call_value_1): Handle partial registers
9974 correctly when building up CALL_INSN_FUNCTION_USAGE.
9976 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9978 * pa/predicates.md (move_src_operand): Allow zero for mode.
9979 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
9982 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
9985 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
9986 *movv2df_internal): Enable pattern only for valid operand
9988 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
9989 tie only 128bit modes. For MMX registers, tie only 64bit modes.
9991 2007-02-27 Mike Stump <mrs@apple.com>
9993 * config/darwin-crt3.c: Avoid compilation when compiling for a
9996 2007-02-27 Joseph Myers <joseph@codesourcery.com>
9998 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10000 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10001 for fixed headers and limits.h.
10002 (install-include-dir, install-headers-tar, install-headers-cpio,
10003 install-headers-cp, real-install-headers-tar,
10004 real-install-headers-cpio, real-install-headers-cp): Handle
10005 include-fixed as well as include.
10006 (install-mkheaders): Don't install files that go only in include
10008 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10009 from GCC_INCLUDE_DIR.
10010 * gcc.c (process_command): Remove special -BstageN/ handling.
10011 (do_spec_1): Add include-fixed directories.
10013 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10015 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10017 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10019 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10022 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10024 * c-common.c (get_priority): Add check for
10025 SUPPORTS_INIT_PRIORITY.
10027 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10029 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10031 * config/bfin/bfin.c: Include "cfglayout.h".
10032 (MAX_LSETUP_DISTANCE): New macro.
10033 (struct loop_info): New members incoming, incoming_src and
10034 incoming_dest. Delete member predecessor.
10035 (length_for_loop): New function.
10036 (bfin_optimize_loop): Handle more different loop structures.
10037 (bfin_discover_loop): Rework detection of predecessor blocks by
10038 examining incoming edges.
10039 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10041 (bfin_reorder_loops): New function.
10042 (bfin_reorg_loops): Use these three new functions.
10044 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10045 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10046 (CONSTRAINT_LEN): Add entry for 'q'.
10047 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10048 Add 'q' constraints.
10049 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10050 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10052 * config/bfin/bfin.md (add_with_carry): New pattern.
10053 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10054 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10055 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10056 support unsigned multiplies too. Removed incorrect commutativity from
10057 operand 1 constraint where appropriate.
10058 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10060 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10061 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10063 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10064 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10065 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10066 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10067 usmulhisi_hh_huh): New patterns.
10069 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10070 lshifthi3): Fix output template to use half reg for operand 2.
10072 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10075 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10077 2007-02-27 Andreas Schwab <schwab@suse.de>
10079 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10081 2007-02-27 Jan Hubicka <jh@suse.cz>
10083 * predict.c (last_basic_block_p): Remove.
10084 (tree_estimate_probability): Update return heuristic for commonized
10087 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10089 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10091 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10093 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10094 * doc/cpp.texi: Standardize title page.
10095 * doc/cppinternals.texi: Likewise.
10096 * doc/gcc.texi: Standardize title page, remove version number
10097 from copyright page.
10098 * doc/gccint.texi: Likewise.
10099 * doc/install.texi: Standardize title page, add table of
10102 2007-02-26 Jan Hubicka <jh@suse.cz>
10104 * predict.def: Set outcomes according to more recent results.
10105 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10106 Remove dead predictors.
10107 * predict.c (return_prediction): Fix pasto.
10109 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10111 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10112 change; avoid a memory leak when returning early.
10114 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10116 * c-decl.c (static_ctors): Move to c-common.c.
10117 (static_dtors): Likewise.
10118 (finish_function): Use c_record_cdtor_fn.
10119 (build_cdtor): Move to c-common.c.
10120 (c_write_global_declarations): Use c_build_cdtor_fns.
10121 * c-common.h (static_ctors): Declare.
10122 (static_dtors): Likewise.
10123 (c_record_cdtor_fn): Likewise.
10124 (c_build_cdtor_fns): Likewise.
10125 * c-common.c (static_ctors): New variable.
10126 (static_dtors): Likewise.
10127 (c_record_cdtor_fn): New function.
10128 (build_cdtor): Move from c-decl.c
10129 (c_build_cdtor_fns): New function.
10131 * output.h (assemble_addr_to_section): Declare.
10132 (get_cdtor_priority_section): Likewise.
10133 * varasm.c (assemble_addr_to_section): New function.
10134 (get_cdtor_priority_section): Likewise.
10135 (default_named_section_asm_out_destructor): Use them.
10136 (destor_dtor_section_asm_out_destructor): Likewise.
10137 (default_named_section_asm_out_constructor): Likewise.
10138 (default_ctor_section_asm_out_constructor): Likewise.
10139 * config.gcc (*-*-vxworks*): Include vxworks.o.
10140 * config/t-vxworks (vxworks.o): New target.
10141 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10142 (TARGET_ASM_CONSTRUCTOR): Define.
10143 (TARGET_ASM_DESTRUCTOR): Likewise.
10144 (vxworks_asm_out_constructor): Declare.
10145 (vxworks_asm_out_destructor): Likewise.
10147 * c-common.c (get_priority): Check that we have not just an
10148 INTEGER_CST, but an integer constant with integeral type.
10150 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10152 PR tree-optimization/30938
10153 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10154 use &dt[nargs-1] instead of &dt[nargs] in the call to
10155 vect_is_simple_use().
10157 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10159 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10160 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10161 Do not attempt to handle MEM inside auto-inc expressions.
10162 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10163 of a register modified by an auto-inc expression. However, do handle
10164 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10165 (elimination_effects): Prohibit elimination of a register modified
10166 by an auto-inc expression. Disable register elimination rules whose
10167 target register is modified by an auto-inc expression with variable
10170 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10172 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10174 (array_at_struct_end_p): New function.
10175 (idx_infer_loop_bounds): Use it.
10176 (estimate_numbers_of_iterations_loop): Export.
10177 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10178 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10179 (tree_estimate_probability): Call record_loop_exits.
10180 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10181 (estimated_loop_iterations, estimated_loop_iterations_int,
10182 estimated_loop_iterations_tree): New functions.
10183 (analyze_siv_subscript_cst_affine,
10184 compute_overlap_steps_for_affine_1_2,
10185 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10186 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10187 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10188 (PRED_LOOP_ITERATIONS_GUESSED): New.
10189 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10190 * cfgloop.h (estimate_numbers_of_iterations_loop,
10191 estimated_loop_iterations_int): Declare.
10193 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10195 * doc/extend.texi: Document optional priority argument to
10196 constructors and destructors.
10197 * tree.c (init_priority_for_decl): Adjust GTY markers.
10198 (init_ttree): Use priority-info hash functions for
10199 init_priority_for_decl.
10200 (tree_map_eq): Rename to ...
10201 (tree_map_base_eq): ... this.
10202 (tree_map_marked_p): Rename to ...
10203 (tree_map_base_marked_p): ... this.
10204 (tree_map_base_hash): New function.
10205 (decl_init_priority_lookup): Rework.
10206 (decl_fini_priority_lookup): New function.
10207 (decl_priority_info): New function.
10208 (decl_init_priority_insert): Use it.
10209 (decl_fini_priority_insert): Likewise.
10210 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10212 (decl_restrict_base_insert): Likewise.
10213 (decl_debug_expr_insert): Likewise.
10214 (decl_value_expr_lookup): Likewise.
10215 (decl_value_expr_insert): Likewise.
10216 * tree.h (priority_type): New type.
10217 (decl_init_priority_lookup): Use priority_type.
10218 (decl_fini_priority_lookup): New function.
10219 (decl_init_priority_insert): Use priority_type.
10220 (decl_fini_priority_insert): New function.
10221 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10222 (DECL_INIT_PRIORITY): Likewise.
10223 (SET_DECL_INIT_PRIORITY): Add comment.
10224 (DECL_FINI_PRIORITY): New macro.
10225 (SET_DECL_FINI_PRIORITY): Likewise.
10226 (DEFAULT_INIT_PRIORITY): Document.
10227 (MAX_INIT_PRIORITY): Likewise.
10228 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10229 (tree_map_base): New type.
10230 (tree_map_base_eq): New function.
10231 (tree_map_base_hash): Likewise.
10232 (tree_map_base_marked_p): Likewise.
10233 (tree_map): Inherit from tree_map_base.
10234 (tree_map_eq): Make it a macro.
10235 (tree_map_marked_p): Likewise.
10236 (tree_int_map): Inherit from tree_map_base.
10237 (tree_int_map_eq): Make it a macro.
10238 (tree_int_map_hash): Likewise.
10239 (tree_int_map_marked_p): Likewise.
10240 (tree_priority_map): New type.
10241 (tree_priority_map_eq): New macro.
10242 (tree_priority_map_hash): Likewise.
10243 (tree_priority_map_marked_p): Likewise.
10244 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10246 (emutls_common_1): Likewise.
10247 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10248 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10249 of tree_map hierarchy.
10250 * tree-cfg.c (move_stmt_r): Likewise.
10251 (new_label_mapper): Likewise.
10252 * c-tree.h (c_expand_body): Move to ...
10253 * c-common.h (c_expand_body): ... here.
10254 * c-decl.c (c_expand_body): Move to ...
10255 * c-common.c (c_expand_body): ... here.
10256 (c_common_attribute_table): Allow 1 argument for the constructor
10257 and destructor attributes.
10258 (get_priority): New function.
10259 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10260 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10262 2007-02-24 Jan Hubicka <jh@suse.cz>
10264 PR middle-end/30509
10265 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10267 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10268 Jan Hubicka <jh@suse.cz>
10271 * i386.c (counter_mode): New function.
10272 (expand_set_or_movmem_via_loop): Use it.
10273 (expand_movmem_epilogue): Likewise; fix pasto.
10274 (ix86_expand_movmem): Do emit guard even for constant counts.
10275 (ix86_expand_setmem): Likewise.
10277 2007-02-25 Nick Clifton <nickc@redhat.com>
10279 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10280 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10282 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10285 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10286 count argument with 0x10, not with 0x16.
10287 (expand_setmem_epilogue): Ditto.
10289 2007-02-24 Mike Stump <mrs@apple.com>
10291 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10294 2007-02-24 Richard Guenther <rguenther@suse.de>
10296 PR middle-end/30951
10297 * fold-const.c (fold_binary): Fold x +- CST op x for
10298 EQ_EXPR and NE_EXPR.
10300 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10302 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10304 2007-02-24 Jan Hubicka <jh@suse.cz>
10306 * cgraphunit.c (decide_is_function_needed): Honor
10307 -fkeep-inline-functions.
10309 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10311 * builtins.c (fold_builtin_modf): New.
10312 (fold_builtin_2): Use it.
10314 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10316 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10317 (determine_max_iter): Take additional LOOP arg; all callers changed.
10318 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10319 one using simplifications.
10320 (simplify_using_initial_values): Return if the expression becomes
10321 invalid due to altered regs.
10323 2007-02-23 DJ Delorie <dj@redhat.com>
10325 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10327 2007-02-23 Mike Stump <mrs@apple.com>
10329 * tlink.c (scan_linker_output): Parse linker messages from
10330 darwin9's linker better.
10332 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10335 * varpool.c (varpool_assemble_pending_decls): Set
10336 varpool_last_needed_node to null.
10338 2007-02-23 DJ Delorie <dj@redhat.com>
10340 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10341 alignment bigger than the object file can handle.
10343 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10346 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10347 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10348 (*movsf_1): Penalize MMX moves.
10350 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10352 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10353 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10355 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10357 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10359 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10360 (fold_builtin_1): Use them.
10361 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10362 BUILT_IN_SIGNIFICAND.
10364 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10366 * config/i386/i386.c (bdesc_1arg): Initialize
10367 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10368 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10369 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10370 and IX86_BUILTIN_MOVSLDUP.
10372 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10374 PR rtl-optimization/30841
10375 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10377 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10379 * builtins.c (fold_builtin_frexp): New.
10380 (fold_builtin_2): Use it.
10382 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10384 * doc/invoke.texi (Spec Files): Document getenv spec function.
10386 * gcc.c (getenv_spec_function): New function.
10387 (static_spec_functions): Add it.
10388 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10389 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10392 2007-02-22 Michael Matz <matz@suse.de
10395 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10396 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10398 2007-02-22 Ian Lance Taylor <iant@google.com>
10401 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10402 (mem_loc_descriptor): Call it.
10404 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10405 Ira Rosen <irar@il.ibm.com>
10407 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10409 2007-02-22 Ira Rosen <irar@il.ibm.com>
10411 PR tree-optimization/30843
10412 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10413 stores only after all the group is vectorized.
10415 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10417 PR tree-optimization/30858
10418 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10419 in the reduction cycle have a single use in the loop.
10420 * tree-vectorizer.h (relevant): Add documentation.
10422 2007-02-20 Mike Stump <mrs@apple.com>
10424 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10425 * configure: Regenerate.
10427 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10429 Change the defaults of some parameters and options.
10430 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10431 * config/spu/spu.c (spu_optimization_options): Add.
10432 (spu_override_options): Change params in spu_optimization_options.
10433 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10435 Register 127 is only 16 byte aligned when used as a frame pointer.
10436 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10437 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10438 HARD_FRAME_POINTER_REGNUM.
10439 (spu_legitimate_address): Use regno_aligned_for_reload.
10440 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10441 aligned when frame_pointer_needed is true.
10442 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10444 * config/spu/spu.h (INIT_EXPANDERS): Define.
10446 Make sure shift and rotate instructions have valid immediate operands.
10447 * config/spu/predicates.md (spu_shift_operand): Remove.
10448 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10449 * config/spu/constraints.md (W, O): Extend range.
10450 * config/spu/spu.md (umask, nmask): Define.
10451 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10452 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10453 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10454 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10455 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10456 (lshr<mode>3_reg): Fix rtl description.
10458 Make sure mulhisi immediate operands are valid.
10459 * config/spu/predicates.md (imm_K_operand): Add.
10460 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10462 Generate constants using fsmbi and andi.
10463 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10464 (print_operand, spu_split_immediate, classify_immediate,
10465 fsmbi_const_p): Handle IC_FSMBI2.
10467 Correctly handle a CONST_VECTOR containing symbols.
10468 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10469 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10470 (immediate_load_p): Allow symbols that use 2 instructions to create.
10471 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10472 with symbols when flag_pic is set.
10473 (const_vector_immediate_p): New.
10474 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10475 accept a CONST_VECTOR with symbols.
10476 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10477 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10479 * config/spu/spu.md (high, low): Delete.
10480 (low_<mode>): Define.
10482 Remove INTRmode and INTR_REGNUM, which didn't work.
10483 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10485 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10486 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10487 peephole2 pattern): Don't use INTR or 131.
10488 (movintrcc): Delete.
10489 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10490 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10491 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10492 (UNSPEC_SET_INTR): Add.
10493 * config/spu/spu-modes.def (INTR): Remove.
10495 More accurate warnings about run-time relocations.
10496 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10498 Correctly warn about immediate arguments to specific intrinsics.
10499 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10500 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10501 the instruction predicate.
10503 Fix tree check errors with latest update.
10504 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10506 (spu_expand_builtin): Use CALL_EXPR_FN.
10508 Add missing specific intrinsics.
10509 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10511 * config/spu/spu_internals.h: Ditto.
10513 Fix incorrect operand modifiers.
10514 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10515 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10517 Optimize one case of zero_extend of a vec_select.
10518 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10520 Accept any immediate for hbr.
10521 * config/spu/spu.md (hbr): Change s constraints to i.
10523 2007-02-21 Paul Brook <paul@codesourcery.com>
10525 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10526 condexec_count when skipping USE and CLOBBER.
10528 2007-02-21 Nick Clifton <nickc@redhat.com>
10530 * common.opt (Warray-bounds): Add Warning attribute.
10531 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10533 (fsized-zeroes): Add Optimization attribute.
10534 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10535 * c.opt (Wc++0x-compat): Add Warning attribute.
10537 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10539 PR middle-end/30761
10540 * reload1.c (eliminate_regs_in_insn): In the single_set special
10541 case, attempt to re-recognize the insn before falling back to
10542 having reload fix it up.
10544 2007-02-20 Eric Christopher <echristo@gmail.com>
10546 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10547 Rewrite accordingly.
10548 (frv_read_iacc_argument): Ditto.
10549 (frv_expand_set_builtin): Take a call instead of arglist, update for
10551 (frv_expand_unop_builtin): Ditto.
10552 (frv_expand_binop_builtin): Ditto.
10553 (frv_expand_cut_builtin): Ditto.
10554 (frv_expand_binopimm_builtin): Ditto.
10555 (frv_expand_voidbinop_builtin): Ditto.
10556 (frv_expand_int_void2arg): Ditto.
10557 (frv_expand_prefetches): Ditto.
10558 (frv_expand_voidtriop_builtin): Ditto.
10559 (frv_expand_voidaccop_builtin): Ditto.
10560 (frv_expand_load_builtin): Ditto.
10561 (frv_expand_store_builtin): Ditto.
10562 (frv_expand_mdpackh_builtin): Ditto.
10563 (frv_expand_mclracc_builtin): Ditto.
10564 (frv_expand_mrdacc_builtin): Ditto.
10565 (frv_expand_mwtacc_builtin): Ditto.
10566 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10569 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10571 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10572 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10574 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10575 point instructions.
10576 * configure: Regenerate.
10577 * config.in: Regenerate.
10578 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10579 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10580 masks to power6 and power6x and to POWERPC_MASKS.
10581 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10583 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10584 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10585 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10586 Access PROTOTYPE as variable, not mask.
10588 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10590 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10591 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10592 * combine.c (adjust_for_new_dest): Use it.
10593 * postreload.c (reload_combine): Likewise.
10595 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10597 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10598 notes on an insn with multiple sets, even if single_set returns
10599 non-NULL for that insn.
10601 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10603 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10604 scalbn and scalbln.
10606 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10608 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10609 if user didn't pass it.
10610 * config/i386/darwin.h (CC1_SPEC): Likewise.
10611 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10612 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10613 -mmacosx-version-min.
10615 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10616 Uros Bizjak <ubizjak@gmail.com>
10618 * optabs.h (enum optab_index): Add new OTI_scalb.
10619 (scalb_optab): Define corresponding macro.
10620 * optabs.c (init_optabs): Initialize scalb_optab.
10621 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10623 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10624 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10625 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10626 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10627 flag_unsafe_math_optimizations is set.
10629 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10630 to implement scalbf, scalb and scalbl built-ins as inline x87
10633 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10634 DJ Delorie <dj@redhat.com>
10637 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10638 (diagnostic_report_diagnostic): ... here, and turn them into real
10639 errors. If warnings are inhibited, no need to do anything.
10641 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10643 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10644 better code generation.
10646 2007-02-20 Ben Elliston <bje@au.ibm.com>
10648 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10650 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10652 * config/alpha/alpha.c, config/alpha/alpha.md,
10653 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10654 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10655 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10656 config/arm/lib1funcs.asm: Follow spelling conventions.
10658 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10659 config/fr30/fr30.md, config/i386/i386.h,
10660 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10661 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10662 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10663 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10664 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10665 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10666 config/sparc/sparc.c, config/sparc/sparc.h,
10667 config/sparc/sparc.md, config/spu/constraints.md,
10668 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10671 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10674 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10677 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10679 * doc/invoke.texi (-ftree-lrs): Remove.
10681 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10683 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10686 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10688 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10689 new CALL_EXPR_FN macro for retrieving the function
10690 declaration of the input expression.
10692 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10694 * c.opt (Waddress): New.
10695 * common.opt (Walways-true): Delete.
10696 (Wstring-literal-comparison): Delete.
10697 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10698 -Wstring-literal-comparison. Add -Waddress.
10700 (Walways-true): Delete.
10701 (Wstring-literal-comparison): Delete.
10702 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10703 consistently instead of -Walways-true in example.
10704 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10705 * c-typeck.c (parser_build_binary_op): Replace
10706 -Wstring-literal-comparison and -Walways-true with -Waddress.
10707 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10710 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10712 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10713 without DECL_STRUCT_FUNCTION initialized.
10715 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10717 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10718 due to calls to functions taking pointers as parameters.
10720 2007-02-19 Richard Henderson <rth@redhat.com>
10723 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10726 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10728 * config/s390/s390.c (s390_call_saved_register_used,
10729 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10730 accessed to the new scheme.
10732 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10734 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10735 (cris_print_index, cris_print_operand, cris_print_operand_address)
10736 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10737 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10738 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10739 GET_CODE () == xxx.
10740 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10741 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10742 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10743 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10744 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10745 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10746 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10747 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10748 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10749 (uminsi3, call, call_value): Ditto.
10750 (define_split: indir_to_reg_split, unnamed): Ditto.
10752 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10754 PR tree-optimization/30975
10755 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10758 2007-02-18 Eric Christopher <echristo@gmail.com>
10760 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10761 Remove use of arglist.
10762 (mips_expand_builtin): Remove use of arglist, pass in expr.
10763 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10764 (mips_expand_builtin_movtf): Ditto.
10765 (mips_expand_builtin_compare): Ditto.
10767 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10769 * tree-sra.c (sra_build_assignment): Replace assertion
10770 checking with a comment explaining why it can't be done.
10772 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10774 PR middle-end/30833
10775 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10776 during CALL_EXPR representation conversion.
10777 * tree-ssa-propagate.c (set_rhs): Likewise.
10779 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10781 * tree-sra.c (sra_build_assignment): Disable assertion checking
10784 2007-02-18 Roger Sayle <roger@eyesopen.com>
10786 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10787 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10788 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10790 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10791 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10792 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10793 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10794 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10795 force_gimple_operand): Likewise.
10796 * ipa-cp.c (constant_val_insert): Likewise.
10797 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10798 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10799 perfect_nestify): Likewise.
10800 * langhooks.c (lhd_omp_assignment): Likewise.
10801 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10802 lower_copyprivate_clauses, lower_send_clauses,
10803 lower_send_shared_vars, expand_parallel_call,
10804 expand_omp_for_generic, expand_omp_for_static_nochunk,
10805 expand_omp_for_static_chunk, expand_omp_sections,
10806 lower_omp_single_copy, lower_omp_for_lastprivate,
10807 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10808 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10809 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10812 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10814 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10815 config/sh/sh.md: Follow spelling conventions.
10817 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10818 config/frv/predicates.md: Follow spelling conventions.
10820 * config/m68k/linux-unwind.h: Fix a comment typo.
10821 * target.h: Follow spelling conventions.
10823 2007-02-18 Roger Sayle <roger@eyesopen.com>
10825 PR rtl-optimization/28173
10826 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10827 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10828 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10829 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10830 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10832 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10834 * builtins.c (fold_builtin_load_exponent): New.
10835 (fold_builtin_2): Use it.
10837 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10839 PR rtl-optimization/30773
10840 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10841 if we fail to attach a REG_EQUIV note.
10843 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10844 Roger Sayle <roger@eyesopen.com>
10846 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10848 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10850 * calls.c (initialize_argument_information): Pass original EXP
10851 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10852 code to split complex arguments here, as part of initializing the
10854 (expand_call): Remove code that builds a list of arguments and
10855 inserts implicit arguments into it. Instead, just count how many
10856 implicit arguments there will be so we can determine the size of
10857 the ARGS array, and let initialize_argument_information do the work.
10858 (split_complex_values): Delete unused function.
10860 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10862 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10864 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10866 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10867 for arg pointer based indexed addressing.
10869 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10871 * config/ia64/ia64.h, config/ia64/ia64.md,
10872 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10873 spelling conventions.
10875 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10877 * config/m68k/m68k.c (split_di): New.
10878 * config/m68k/m68k-protos.h: Declare split_di.
10879 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10880 Improve predicate handling and split constant shifts.
10882 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10884 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10885 parameter for register bitfield operations, general predicates
10888 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10890 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10891 * config/m68k/linux-unwind.h: New file.
10893 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10895 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10896 config/i386/athlon.md, config/ia64/ia64.md,
10897 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10898 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10899 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10900 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10901 tree-vect-transform.c: Fix comment typos.
10903 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10905 * sched-deps.c (find_insn_list): Remove.
10906 * sched-int.h: Remove the prototype for find_insn_list.
10908 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10910 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10912 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10913 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10914 darwin_rs6000_override_options.
10915 (C_COMMON_OVERRIDE_OPTIONS): Expect
10916 darwin_macosx_version_min to be non-NULL always.
10917 (TARGET_C99_FUNCTIONS): Likewise.
10918 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10919 (DARWIN_MINVERSION_SPEC): New.
10920 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10921 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10923 (DARWIN_MINVERSION_SPEC): New.
10924 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10926 * config/darwin-c.c (darwin_cpp_builtins): Expect
10927 darwin_macosx_version_min to be non-NULL always.
10929 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10931 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
10933 * config/i386/i386.h (x86_use_xchgb): New.
10934 (TARGET_USE_XCHGB): New macro.
10935 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
10936 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
10937 Split after reload into bswaphi for shifts of 8.
10938 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
10939 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
10940 or when optimizing for size.
10942 2007-02-16 Richard Guenther <rguenther@suse.de>
10943 Christian Bruel <christian.bruel@st.com>
10945 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10946 DECLs but prefer SSA_NAMEs over DECLs.
10948 2007-02-16 Richard Guenther <rguenther@suse.de>
10950 * tree-flow-inline.h (single_imm_use_p): Remove.
10951 (zero_imm_uses_p): Likewise.
10952 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
10953 instead of single_imm_use_p.
10954 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
10957 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10960 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
10961 nested double- and backquotes.
10963 2007-02-15 Roger Sayle <roger@eyesopen.com>
10965 PR middle-end/30391
10966 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
10967 should be unreachable.
10968 (build2_stat): Allow construction of MODIFY_EXPR at any time.
10969 For the time being redirect GIMPLE_MODIFY_STMT to the new
10970 (renamed) build_gimple_modify_stmt_stat.
10971 (build2_gimple_stat): Rename to...
10972 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
10973 Always build a GIMPLE_MODIFY_STMT node.
10974 * tree.h (build2_gimple, build2_gimple_stat): Delete.
10975 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
10978 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
10979 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
10980 * tree-complex.c (set_component_ssa_name, expand_complex_move,
10981 expand_complex_div_wide): Likewise.
10982 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10983 * tree-ssa-loop-im.c (schedule_sm): Likewise.
10984 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
10985 * tree-ssa-loop-manip.c (create_iv): Likewise.
10986 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
10987 abs_replacement): Likewise.
10988 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
10989 realify_fake_stores): Likewise.
10991 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
10992 node rather than a GIMPLE_MODIFY_STMT node.
10993 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
10994 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
10996 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
10997 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
10998 GIMPLE_MODIFY_STMT.
11000 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11002 PR middle-end/30433
11003 * fold-const.c (fold_comparison): Add back the
11004 folding of constant complex comparisions.
11006 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11008 PR middle-end/30729
11009 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11010 effects unknown to this function, return early.
11012 2007-02-15 Ian Lance Taylor <iant@google.com>
11014 * lower-subreg.c (move_eh_region_note): New static function.
11015 (resolve_simple_move): Call it.
11016 (decompose_multiword_subregs): Track blocks for which we resolve a
11017 simple move which is also a control flow insn. Pass them to
11018 find_many_sub_basic_blocks.
11019 (pass_lower_subreg): Add TODO_verify_flow.
11020 (pass_lower_subreg2): Likewise.
11022 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11023 Brooks Moses <brooks.moses@codesourcery.com>
11024 Lee Millward <lee.millward@codesourcery.com>
11026 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11027 (VL_EXP_CLASS_P): New.
11028 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11030 (TREE_OPERAND_CHECK_CODE): Likewise.
11031 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11032 (TREE_RTL_OPERAND_CHECK): Likewise.
11033 (tree_operand_check_failed): Make second parameter the whole tree
11034 instead of its code. Fixed callers.
11035 (VL_EXP_CHECK): New.
11036 (TREE_OPERAND_LENGTH): New.
11037 (VL_EXP_OPERAND_LENGTH): New.
11038 (CALL_EXPR_FN): New.
11039 (CALL_EXPR_STATIC_CHAIN): New.
11040 (CALL_EXPR_ARGS): New.
11041 (CALL_EXPR_ARG): New.
11042 (call_expr_nargs): New.
11043 (CALL_EXPR_ARGP): New.
11044 (build_nt_call_list): Declare.
11045 (build_vl_exp_stat): Declare.
11046 (build_vl_exp): New.
11047 (build_call_list): Declare.
11048 (build_call_nary): Declare.
11049 (build_call_valist): Declare.
11050 (build_call_array): Declare.
11051 (call_expr_arg): Declare.
11052 (call_expr_argp): Declare.
11053 (call_expr_arglist): Declare.
11054 (fold_build_call_list): Declare.
11055 (fold_build_call_list_initializer): Declare.
11056 (fold_call_expr): Declare to replace fold_builtin.
11057 (fold_builtin_fputs): Update to agree with modified definition.
11058 (fold_builtin_strcpy): Likewise.
11059 (fold_builtin_strncpy): Likewise.
11060 (fold_builtin_memory_chk): Likewise.
11061 (fold_builtin_stxcpy_chk): Likewise.
11062 (fold_builtin_strncpy_chk): Likewise.
11063 (fold_builtin_next_arg): Likewise.
11064 (fold_build_call_expr): Declare.
11065 (fold_builtin_call_list): Declare.
11066 (fold_builtin_call_valist): Declare.
11067 (build_call_expr): Declare.
11068 (validate_arglist): Update to agree with modified definition.
11069 (tree_operand_length): New.
11070 (call_expr_arg_iterator): New.
11071 (init_call_expr_arg_iterator): New.
11072 (next_call_expr_arg): New.
11073 (first_call_expr_arg): New.
11074 (more_call_expr_args_p): New.
11075 (FOR_EACH_CALL_EXPR_ARG): New.
11077 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11078 and tcc_gimple_stmt.
11079 (tree_code_size): Update documentation. Use sizeof (tree) rather
11080 than sizeof (char *).
11081 (tree_size): Likewise. Add case for tcc_vl_exp.
11082 (tree_node_structure): Add case for tcc_vl_exp.
11083 (contains_placeholder_p): Likewise.
11084 (substitute_in_expr): Likewise.
11085 (substitute_placeholder_in_expr): Likewise.
11086 (stabilize_reference_1): Likewise.
11087 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11088 to diagnose breakage of this interface for constructing CALL_EXPRs.
11089 (build_nt): Add similar assertion here.
11090 (build_nt_call_list): New.
11091 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11092 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11094 (get_callee_fndecl): Use new CALL_EXPR accessors.
11095 (tree_operand_check_failed): Change parameters to pass entire node
11096 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11097 (process_call_operands): New.
11098 (build_vl_exp_stat): New.
11099 (build_call_list): New.
11100 (build_call_nary): New.
11101 (build_call_valist): New.
11102 (build_call_array): New.
11103 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11104 (call_expr_arglist): New.
11106 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11107 tcc_vl_exp instead of a fixed-size tcc_expression.
11109 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11110 accessors for CALL_EXPRs.
11111 (AGGR_INIT_EXPR): Likewise.
11113 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11114 Brooks Moses <brooks.moses@codesourcery.com>
11115 Lee Millward <lee.millward@codesourcery.com>
11117 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11118 (expand_builtin_nonlocal_goto): Change parameter to be entire
11119 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11120 (expand_builtin_prefetch): Likewise.
11121 (expand_builtin_classify_type): Likewise.
11122 (mathfn_built_in): Return NULL_TREE instead of 0.
11123 (expand_errno_check): Use new CALL_EXPR accessors.
11124 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11125 Return NULL_RTX instead of 0.
11126 (expand_builtin_mathfn_2): Likewise.
11127 (expand_builtin_mathfn_3): Likewise.
11128 (expand_builtin_interclass_mathfn): Likewise.
11129 (expand_builtin_sincos): Likewise.
11130 (expand_builtin_cexpi): Likewise.
11131 (expand_builtin_int_roundingfn): Likewise.
11132 (expand_builtin_int_roundingfn_2): Likewise.
11133 (expand_builtin_pow): Likewise.
11134 (expand_builtin_powi): Likewise.
11135 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11136 of arglist, fixing callers appropriately. Use new CALL_EXPR
11137 accessors and constructors. Return NULL_RTX instead of 0.
11138 (expand_builtin_strstr): Likewise.
11139 (expand_builtin_strchr): Likewise.
11140 (expand_builtin_strrchr): Likewise.
11141 (expand_builtin_strpbrk): Likewise.
11142 (expand_builtin_memcpy): Likewise.
11143 (expand_builtin_mempcpy): Likewise.
11144 (expand_builtin_mempcpy_args): New.
11145 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11146 (expand_builtin_memmove_args): New.
11147 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11148 (expand_movstr): Likewise.
11149 (expand_builtin_strcpy): Likewise.
11150 (expand_builtin_strcpy_args): New.
11151 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11152 (expand_builtin_strncpy): Likewise.
11153 (expand_builtin_memset): Likewise.
11154 (expand_builtin_memset_args): New.
11155 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11156 (expand_builtin_memcmp): Likewise.
11157 (expand_builtin_strcmp): Likewise.
11158 (expand_builtin_strncmp): Likewise.
11159 (expand_builtin_strcat): Likewise.
11160 (expand_builtin_strncat): Likewise.
11161 (expand_builtin_strspn): Likewise.
11162 (expand_builtin_strcspn): Likewise.
11163 (expand_builtin_args_info): Likewise.
11164 (expand_builtin_va_start): Likewise.
11165 (gimplify_va_arg_expr): Likewise.
11166 (expand_builtin_va_end): Likewise.
11167 (expand_builtin_va_copy): Likewise.
11168 (expand_builtin_frame_address): Likewise.
11169 (expand_builtin_alloca): Likewise.
11170 (expand_builtin_bswap): Likewise.
11171 (expand_builtin_unop): Likewise.
11172 (expand_builtin_fputs): Likewise.
11173 (expand_builtin_expect): Likewise.
11174 (expand_builtin_fabs): Likewise.
11175 (expand_builtin_copysign): Likewise.
11176 (expand_builtin_printf): Likewise.
11177 (expand_builtin_fprintf): Likewise.
11178 (expand_builtin_sprintf): Likewise.
11179 (expand_builtin_init_trampoline): Likewise.
11180 (expand_builtin_signbit): Likewise.
11181 (expand_builtin_fork_or_exec): Likewise.
11182 (expand_builtin_sync_operation): Likewise.
11183 (expand_builtin_compare_and_swap): Likewise.
11184 (expand_builtin_lock_test_and_set): Likewise.
11185 (expand_builtin_lock_release): Likewise.
11186 (expand_builtin): Likewise.
11187 (builtin_mathfn_code): Likewise.
11189 (fold_builtin_constant_p): Pass call arguments individually instead
11190 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11191 accessors and constructors. Return NULL_TREE instead of 0.
11192 (fold_builtin_expect): Likewise.
11193 (fold_builtin_classify_type): Likewise.
11194 (fold_builtin_strlen): Likewise.
11195 (fold_builtin_nan): Likewise.
11196 (integer_valued_real_p): Likewise.
11197 (fold_trunc_transparent_mathfn): Likewise.
11198 (fold_fixed_mathfn): Likewise.
11199 (fold_builtin_cabs): Likewise.
11200 (fold_builtin_sqrt): Likewise.
11201 (fold_builtin_cbrt): Likewise.
11202 (fold_builtin_cos): Likewise.
11203 (fold_builtin_cosh): Likewise.
11204 (fold_builtin_tan): Likewise.
11205 (fold_builtin_sincos): Likewise.
11206 (fold_builtin_cexp): Likewise.
11207 (fold_builtin_trunc): Likewise.
11208 (fold_builtin_floor): Likewise.
11209 (fold_builtin_ceil): Likewise.
11210 (fold_builtin_round): Likewise.
11211 (fold_builtin_int_roundingfn): Likewise.
11212 (fold_builtin_bitop): Likewise.
11213 (fold_builtin_bswap): Likewise.
11214 (fold_builtin_logarithm): Likewise.
11215 (fold_builtin_hypot): Likewise.
11216 (fold_builtin_pow): Likewise.
11217 (fold_builtin_powi): Likewise.
11218 (fold_builtin_exponent): Likewise.
11219 (fold_builtin_memset): Likewise.
11220 (fold_builtin_bzero): Likewise.
11221 (fold_builtin_memory_op): Likewise.
11222 (fold_builtin_bcopy): Deleted; call site changed to invoke
11223 fold_builtin_memory_op directly.
11224 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11225 (fold_builtin_strncpy): Likewise.
11226 (fold_builtin_memcmp): Likewise.
11227 (fold_builtin_strcmp): Likewise.
11228 (fold_builtin_strncmp): Likewise.
11229 (fold_builtin_signbit): Likewise.
11230 (fold_builtin_copysign): Likewise.
11231 (fold_builtin_isascii): Likewise.
11232 (fold_builtin_toascii): Likewise.
11233 (fold_builtin_isdigit): Likewise.
11234 (fold_builtin_fabs): Likewise.
11235 (fold_builtin_abs): Likewise.
11236 (fold_builtin_fmin_fmax): Likewise.
11237 (fold_builtin_carg): Likewise.
11238 (fold_builtin_classify): Likewise.
11239 (fold_builtin_unordered_cmp): Likewise.
11241 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11242 New functions split out from fold_builtin_1.
11243 (fold_builtin_n): New.
11244 (fold_builtin_varargs): New.
11245 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11247 (fold_call_expr): New.
11248 (build_function_call_expr): Rewrite to use new helper function.
11249 (fold_builtin_call_list): New.
11250 (build_call_expr): New.
11251 (fold_builtin_call_valist): New.
11252 (rewrite_call_expr): New.
11253 (validate_arg): New.
11254 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11255 of an arglist. Change return type to bool. Use new CALL_EXPR
11258 (fold_builtin_strstr): Pass call arguments individually instead
11259 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11260 accessors and constructors. Return NULL_TREE instead of 0.
11261 (fold_builtin_strchr): Likewise.
11262 (fold_builtin_strrchr): Likewise.
11263 (fold_builtin_strpbrk): Likewise.
11264 (fold_builtin_strcat): Likewise.
11265 (fold_builtin_strncat): Likewise.
11266 (fold_builtin_strspn): Likewise.
11267 (fold_builtin_strcspn): Likewise.
11268 (fold_builtin_fputs): Likewise.
11269 (fold_builtin_next_arg): Likewise.
11270 (fold_builtin_sprintf): Likewise.
11272 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11273 NULL_RTX instead of 0.
11274 (expand_builtin_memory_chk): Likewise.
11275 (maybe_emit_chk_warning): Likewise.
11276 (maybe_emit_sprintf_chk_warning): Likewise.
11278 (fold_builtin_object_size): Pass call arguments individually instead
11279 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11280 accessors and constructors. Return NULL_TREE instead of 0.
11281 (fold_builtin_memory_chk): Likewise.
11282 (fold_builtin_stxcpy_chk): Likewise.
11283 (fold_builtin_strncpy_chk): Likewise.
11284 (fold_builtin_strcat_chk): Likewise.
11285 (fold_builtin_strcat_chk): Likewise.
11286 (fold_builtin_strncat_chk): Likewise.
11287 (fold_builtin_sprintf_chk): Likewise.
11288 (fold_builtin_snprintf_chk): Likewise.
11289 (fold_builtin_printf): Likewise.
11290 (fold_builtin_vprintf): Likewise.
11292 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11294 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11295 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11296 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11297 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11298 (fold_unary): Likewise.
11299 (fold_binary): Likewise.
11300 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11301 ternary expressions.
11302 (fold): Add logic for tcc_vl_exp.
11303 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11304 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11305 (fold_build3_stat): Add assertion to flag broken interface for
11306 constructing CALL_EXPRs.
11307 (fold_build_call_list): New.
11308 (fold_build_call_list_initializer): New.
11309 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11311 (fold_strip_sign_ops): Likewise.
11313 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11314 Brooks Moses <brooks.moses@codesourcery.com>
11315 Lee Millward <lee.millward@codesourcery.com>
11317 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11318 accessors and dump arguments explicitly.
11320 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11322 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11324 (print_call_name): Use new CALL_EXPR accessors.
11326 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11327 CALL_EXPR arguments explicitly instead of as a list. Use
11328 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11330 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11331 (vrp_visit_stmt): Likewise.
11333 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11334 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11336 (force_move_till_expr): Likewise.
11338 * targhooks.c (default_external_stack_protect_fail): Use
11339 build_call_expr instead of build_function_call_expr.
11340 (default_hidden_stack_protect_fail): Likewise.
11342 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11345 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11346 and walk arguments explicitly.
11348 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11349 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11350 (expand_simple_operations): Likewise.
11351 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11353 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11354 of TREE_CODE_LENGTH.
11355 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11357 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11358 instead of TREE_CODE_LENGTH.
11360 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11361 (tree_ic_transform): Likewise.
11362 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11363 parameter instead of arglist. Fix callers.
11364 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11365 (tree_stringops_transform): Likewise.
11366 (tree_indirect_call_to_profile): Likewise.
11367 (tree_stringops_values_to_profile): Likewise.
11369 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11370 (eliminate_tail_call): Likewise.
11372 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11374 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11375 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11377 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11379 * omp-low.c (build_omp_barrier): Use build_call_expr.
11380 (lower_rec_input_clauses): Likewise.
11381 (lower_reduction_clauses): Likewise.
11382 (expand_parallel_call): Likewise.
11383 (maybe_catch_exception): Likewise.
11384 (expand_omp_for_generic): Likewise.
11385 (expand_omp_for_static_nochunk): Likewise.
11386 (expand_omp_sections): Likewise.
11387 (lower_omp_single_simple): Likewise.
11388 (lower_omp_single_copy): Likewise.
11389 (lower_omp_master): Likewise.
11390 (lower_omp_ordered): Likewise.
11391 (lower_omp_critical): Likewise.
11393 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11394 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11396 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11397 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11398 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11400 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11401 and generalize to handle any number of operands.
11402 (chrec_contains_undetermined): Likewise.
11403 (tree_contains_chrecs): Likewise.
11404 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11406 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11408 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11409 fold_call_expr instead of fold_builtin.
11410 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11411 match declarations there.
11412 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11415 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11416 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11418 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11419 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11421 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11424 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11425 (execute_cse_sincos): Use new CALL_EXPR accessors.
11427 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11429 * gimple-low.c (lower_function_body): Use build_call_expr.
11430 (lower_builtin_setjmp): Likewise.
11432 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11433 (set_storage_via_libcall): Likewise.
11434 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11435 instead of TREE_CODE_LENGTH.
11436 (expand_expr_real_1): Use new CALL_EXPR accessors.
11438 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11439 generalize to handle any number of operands.
11440 (TB_parent_eq): Likewise.
11442 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11443 (strip_builtin_expect): Likewise.
11445 * function.c (gimplify_parameters): Use build_call_expr.
11447 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11448 instead of TREE_CODE_LENGTH.
11450 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11451 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11453 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11456 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11457 (gimplify_decl_expr): Likewise.
11458 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11459 Use new CALL_EXPR iterators.
11460 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11461 (gimplify_modify_expr_to_memset): Likewise.
11462 (gimplify_variable_sized_compare): Likewise.
11463 (gimplify_omp_atomic_fetch_op): Likewise.
11464 (gimplify_omp_atomic_pipeline): Likewise.
11465 (gimplify_omp_atomic_mutex): Likewise.
11466 (gimplify_function_tree): Likewise.
11468 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11469 (call_expr_flags): Likewise.
11470 (expand_call): Likewise.
11472 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11473 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11476 * coverage.c (create_coverage): Use build_call_expr.
11478 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11479 (temp_call_expr_obstack): New.
11480 (pool_copy_list): Delete.
11481 (temp_copy_call_expr): New.
11482 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11483 CALL_EXPR accessors. Get rid of special goo for copying argument
11484 lists and use temp_copy_call_expr instead.
11485 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11486 CALL_EXPR accessors.
11487 (create_expression_by_pieces): Likewise. Use build_call_array
11488 to construct the result instead of fold_build3.
11489 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11490 dealing with argument lists.
11491 (init_pre): Remove references to expression_node_pool and
11492 list_node_pool. Init temp_call_expr_obstack instead.
11493 (fini_pre): Remove references to expression_node_pool and
11496 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11497 and walk arguments explicitly instead of as a list.
11499 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11500 (mx_register_decls): Likewise.
11501 (mudflap_register_call): Likewise.
11502 (mudflap_finish_file): Likewise.
11504 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11505 (ipa_callsite_compute_param): Likewise.
11507 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11508 accessors and constructor.
11510 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11511 accessors and constructor.
11512 (convert_tramp_reference): Likewise.
11513 (convert_call_expr): Likewise.
11514 (finalize_nesting_tree_1): Likewise.
11516 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11519 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11521 * tree-inline.c (initialize_inlined_parameters): Pass entire
11522 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11524 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11525 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11527 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11528 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11529 (vectorizable_reduction): Likewise.
11530 (vectorizable_call): Use new CALL_EXPR iterators.
11531 (vectorizable_conversion): Use build_call_expr.
11532 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11533 (vect_gen_widened_results_half): Use build_call_expr.
11534 (vect_setup_realignment): Likewise.
11535 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11537 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11538 (pass_through_call): Likewise.
11539 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11542 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11543 (tree_gen_pow2_profiler): Likewise.
11544 (tree_gen_one_value_profiler): Likewise.
11545 (tree_gen_ic_func_profiler): Likewise.
11546 (tree_gen_average_profiler): Likewise.
11547 (tree_gen_ior_profiler): Likewise.
11549 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11550 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11551 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11553 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11554 of TREE_CODE_LENGTH.
11556 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11557 of TREE_CODE_LENGTH.
11559 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11561 (convert_to_integer): Likewise.
11563 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11566 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11567 Brooks Moses <brooks.moses@codesourcery.com>
11568 Lee Millward <lee.millward@codesourcery.com>
11570 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11572 * config/frv/frv.c (frv_expand_builtin): Likewise.
11573 * config/s390/s390.c (s390_expand_builtin): Likewise.
11575 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11576 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11578 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11579 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11580 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11581 (ix86_expand_store_builtin): Likewise.
11582 (ix86_expand_unop_builtin): Likewise.
11583 (ix86_expand_unop1_builtin): Likewise.
11584 (ix86_expand_sse_compare): Likewise.
11585 (ix86_expand_sse_comi): Likewise.
11586 (ix86_expand_vec_init_builtin): Likewise.
11587 (ix86_expand_vec_ext_builtin): Likewise.
11588 (ix86_expand_vec_set_builtin): Likewise.
11589 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11591 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11592 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11594 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11595 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11596 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11598 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11600 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11601 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11602 arglist. Use new CALL_EXPR accessors. Fix callers.
11603 (altivec_expand_abs_builtin): Likewise.
11604 (rs6000_expand_binop_builtin): Likewise.
11605 (altivec_expand_predicate_builtin): Likewise.
11606 (altivec_expand_lv_builtin): Likewise.
11607 (spe_expand_stv_builtin): Likewise.
11608 (altivec_expand_stv_builtin): Likewise.
11609 (rs6000_expand_ternop_builtin): Likewise.
11610 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11611 (altivec_expand_st_builtin): Likewise.
11612 (altivec_expand_dst_builtin): Likewise.
11613 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11614 arglist. Use new CALL_EXPR accessors. Fix callers.
11615 (altivec_expand_vec_set_builtin): Likewise.
11616 (altivec_expand_vec_ext_builtin): Likewise.
11617 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11618 (spe_expand_builtin): Likewise.
11619 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11620 arglist. Use new CALL_EXPR accessors. Fix callers.
11621 (spe_expand_evsel_builtin): Likewise.
11622 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11623 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11625 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11626 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11627 (arm_expand_unop_builtin): Likewise.
11628 (arm_expand_builtin): Use new CALL_EXPR accessors.
11630 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11633 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11634 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11635 (bfin_expand_unop_builtin): Likewise.
11636 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11638 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11639 Brooks Moses <brooks.moses@codesourcery.com>
11640 Lee Millward <lee.millward@codesourcery.com>
11642 * c-semantics.c (build_stmt): Add internal diagnostic check.
11644 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11645 accessors. Print arguments explicitly instead of as a list.
11647 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11649 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11650 (c_finish_omp_flish): Likewise.
11652 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11653 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11654 instead of TREE_CODE_LENGTH.
11655 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11656 (c_warn_unused_result): Likewise.
11658 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11661 * doc/invoke.texi (Warning Options): Remove
11662 -Werror-implicit-function-declaration.
11663 (Wimplicit-function-declaration): Update description.
11664 * opts.c (common_handle_option): Move handling of -Werror=* to...
11665 (enable_warning_as_error): ...here.
11666 * opts.h (enable_warning_as_error): Declare.
11667 * c-decl.c (implicit_decl_warning): Unless
11668 -Wno-implicit-function-declaration is given, emit a pedwarn if
11669 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11670 * c.opt (Wimplicit-function-declaration): Replace
11671 mesg_implicit_function_declaration with
11672 warn_implicit_function_declaration.
11673 * c-opts.c (c_common_handle_option):
11674 -Werror-implicit-function-declaration is exactly equal as
11675 -Werror=implicit-function-declaration.
11676 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11677 warn_implicit_function_declaration.
11678 (c_common_post_options): -Wimplict-function-declaration is enabled
11679 by default by -std=c99, otherwise is disabled by default.
11680 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11682 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11684 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11685 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11686 former is ignored but not the latter.
11688 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11690 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11691 is made and the reference doesn't use the alias set of its type,
11692 do not create the temporary using that type.
11694 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11696 * jump.c: Remove prototypes for delete_computation and
11697 delete_prior_computation.
11699 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11701 * jump.c (get_label_after): Delete.
11702 (get_label_before, delete_computation, delete_jump,
11703 delete_prior_computation, follow_jumps): Move...
11704 * reorg.c (delete_computation, delete_prior_computation): ... here...
11705 (get_label_before, delete_jump): ... making these static ...
11706 (follow_jumps): ... and simplifying this since it only runs after
11708 * rtl.h (get_label_after, get_label_before, delete_jump,
11709 follow_jumps): Delete prototypes.
11711 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11713 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11715 2007-02-15 Nick Clifton <nickc@redhat.com>
11717 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11718 order to prevent it from being munged by the target.
11720 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11722 * config/i386/i386.md: Remove misleading comment.
11724 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11726 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11727 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11730 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11732 * tree-sra.c (instantiate_missing_elements): Canonicalize
11734 (sra_build_assignment): New.
11735 (generate_copy_inout, generate_element_copy,
11736 generate_element_zero, generate_one_element_init): Use it.
11738 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11740 * tree-sra.c (instantiate_missing_elements): Canonicalize
11742 (sra_build_assignment): New.
11743 (generate_copy_inout, generate_element_copy,
11744 generate_element_zero, generate_one_element_init): Use it.
11746 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11748 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11751 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11753 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11754 types as aggregates not scalars.
11755 * function.c (assign_stack_temp_for_type): Likewise.
11757 2007-02-14 Roger Sayle <roger@eyesopen.com>
11758 Zdenek Dvorak <dvorakz@suse.cz>
11760 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11763 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11765 * passes.c (next_pass_1): Clear the next field of the copied
11768 2007-02-14 Richard Henderson <rth@redhat.com>
11770 * tree-sra.c (early_sra): New.
11771 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11772 (tree_sra_early, pass_sra_early): New.
11773 * tree-pass.h (pass_sra_early): Declare.
11774 * passes.c (init_optimization_passes): Use it.
11776 2007-02-14 Richard Guenther <rguenther@suse.de>
11778 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11780 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11782 PR tree-optimization/30771
11783 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11785 (vect_analyze_operations): Induction phis can now be marked as
11787 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11788 Update documentation accordingly.
11790 2007-02-14 Nick Clifton <nickc@redhat.com>
11792 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11793 most 3 arguments are supported.
11794 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11796 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11798 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11799 Ensure dst->current is valid.
11801 2007-02-13 Paul Brook <paul@codesourcery.com>
11803 * config.gcc: Add arm*-*-uclinux-*eabi.
11804 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11805 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11806 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11807 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11808 (LINK_SPEC): Define.
11809 (LIB_SPEC): Define.
11810 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11812 * config/arm/uclinux-eabi.h: New file.
11813 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11814 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11817 2007-02-13 Ian Lance Taylor <iant@google.com>
11819 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11820 * flags.h (warn_strict_overflow): Declare.
11821 (enum warn_strict_overflow_code): Define.
11822 (issue_strict_overflow_warning): New static inline function.
11823 * opts.c (warn_strict_overflow): New variable.
11824 (common_handle_option): Handle OPT_Wstrict_overflow and
11825 OPT_Wstrict_overflow_.
11826 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11828 * fold-const.c: Include intl.h.
11829 (fold_deferring_overflow_warnings): New static variable.
11830 (fold_deferred_overflow_warning): New static variable.
11831 (fold_deferred_overflow_code): New static variable.
11832 (fold_defer_overflow_warnings): New function.
11833 (fold_undefer_overflow_warnings): New function.
11834 (fold_undefer_and_ignore_overflow_warnings): New function.
11835 (fold_deferring_overflow_warnings_p): New function.
11836 (fold_overflow_warning): New static function.
11837 (make_range): Add strict_overflow_p parameter. Change all
11839 (extract_muldiv, extract_muldiv_1): Likewise.
11840 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11841 tree_expr_nonnegative_p.
11842 (fold_negate_expr): Call fold_overflow_warning.
11843 (fold_range_test): Likewise.
11844 (fold_comparison): Likewise.
11845 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11846 instead of tree_expr_nonnegative_p.
11847 (tree_expr_nonnegative_warnv_p): Rename from
11848 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11849 (tree_expr_nonnegative_p): New function.
11850 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11851 strict_overflow_p parameter.
11852 (tree_expr_nonzero_p): New function.
11853 * passes.c (verify_interpass_invariants): New static function.
11854 (execute_one_pass): Call it.
11855 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11857 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11858 (estimate_numbers_of_iterations): Likewise.
11859 (scev_probably_wraps_p): Likewise.
11860 * tree-ssa-ccp.c: Include "toplev.h".
11861 (evaluate_stmt): Defer fold overflow warnings until we know we are
11863 (struct fold_stmt_r_data): Add stmt field.
11864 (fold_stmt_r): Defer fold overflow warnings until we know we
11866 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11867 (fold_stmt_inplace): Likewise.
11868 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11869 (cleanup_control_expr_graph): Defer fold overflow warnings until
11870 we know we are going to optimize.
11871 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11872 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11874 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11875 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11876 * tree-ssa-loop-manip.c (create_iv): Likewise.
11877 * c-typeck.c (build_conditional_expr): Likewise.
11878 (build_binary_op): Likewise.
11879 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11880 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11881 (extract_range_from_unary_expr): Likewise.
11882 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11883 assuming that signed overflow does not occur.
11884 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11885 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11886 (fold_defer_overflow_warnings): Declare.
11887 (fold_undefer_overflow_warnings): Declare.
11888 (fold_undefer_and_ignore_overflow_warnings): Declare.
11889 (fold_deferring_overflow_warnings_p): Declare.
11890 (tree_expr_nonzero_warnv_p): Declare.
11891 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11892 of warning options.
11893 (Warning Options): Document -Wstrict-overflow.
11894 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11895 (tree-ssa-ccp.o): Likewise.
11896 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11897 (fold-const.o): Depend on intl.h.
11899 2007-02-13 Ian Lance Taylor <iant@google.com>
11901 PR middle-end/30751
11902 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11905 2007-02-13 Stuart Hastings <stuart@apple.com>
11907 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11909 2007-02-13 Richard Henderson <rth@redhat.com>
11911 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11912 handled_component_p before looking for the indirect_ref.
11914 2007-02-13 Richard Henderson <rth@redhat.com>
11916 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11917 remove flags clobber.
11918 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11919 (bswaphi_lowpart): New.
11920 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11921 remove TARGET_BSWAP test. Delete expander of the same name.
11923 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11924 (expand_unop): Use them.
11926 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11928 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11929 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11930 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11931 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
11932 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
11933 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
11934 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
11935 assembler dialect choice from asm templates.
11937 2007-02-12 Richard Henderson <rth@redhat.com>
11939 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
11940 (fixuns_trunc<SSEMODEF>si2): Use it.
11941 * config/i386/sse.md (vec_setv4sf_0): Export.
11942 * config/i386/i386.c (ix86_build_const_vector): Export.
11943 (ix86_split_convert_uns_si_sse): Rename from
11944 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11945 * config/i386/i386-protos.h: Update.
11947 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11950 * c-typeck.c (c_finish_return): Improve warning message.
11952 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11954 * alias.c (find_symbolic_term): Delete unused function.
11956 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
11958 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
11959 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
11960 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
11962 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11964 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
11965 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
11966 the function, temporarily point the debug interface to the null one.
11968 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11970 * dwarf2out.c (round_up_to_align): New static function.
11971 (field_byte_offset): Use it to round the offset.
11973 2007-02-12 Richard Henderson <rth@redhat.com>
11975 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
11976 (inswl_const): Export.
11978 2007-02-12 Richard Henderson <rth@redhat.com>
11980 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
11981 result mode of the libcall, convert back to outmode.
11983 2007-02-12 Roger Sayle <roger@eyesopen.com>
11985 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
11986 (bswapdi2): New define_expand to implement 32-bit implementation.
11988 2007-02-12 Nick Clifton <nickc@redhat.com>
11990 * doc/invoke.texi (Overall Options): Document --help=.
11991 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
11992 (cc1_options): Pass --help= on to cc1.
11993 (display_help): Add description of --help=.
11994 (process_command): Add code to handle --help=. Allow translated
11995 --help and --target-help switches to be passed on to compiler
11997 (main): Remove unused if statement.
11998 * opts.c (columns): Remove.
11999 (LEFT_COLUMN): Define.
12000 (wrap_help): Add columns argument.
12001 (print_filtered_help): Change parameters to be an include bitmask,
12002 an exclude bitmask, an any bitmask and the column width. Move the
12003 code to display the params list here. Add code to display the
12004 status of options rather than their descriptions if the quiet flag
12006 (print_specific_help): Change parameters to be an include bitmask,
12007 an exclude bitmask and an any bitmask. Move code to look up the
12008 column width here. Decide upon the title for an options listing.
12009 (common_handle_options): Add code to handle --help=. Adapt code
12010 for --help and --target-help to use the revised form of the
12011 print_specific_help function.
12012 (print_help): Delete.
12013 (print_param_help): Delete.
12014 (print_switch): Delete.
12015 * opts.h (cl_lang_count): Add prototype.
12016 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12017 CL_MAX_OPTION_CLASS): New defines.
12018 * optc-gen.awk: Add construction of cl_lang_count.
12019 * c.opt: Add Warning attribute to warning options and Optimization
12020 attribute to optimization options.
12021 * common.opt: Likewise.
12023 Add -fhelp and -ftarget-help as aliases for the transformed --help
12024 and --target-help options.
12025 * opt-functions.awk: Add code to handle Warning and Optimization
12028 2007-02-12 Richard Henderson <rth@redhat.com>
12030 * config/alpha/constraints.md: New file.
12031 * config/alpha/alpha.c: Include tm-constrs.h.
12032 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12033 alpha_extra_constraint): Remove.
12034 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12035 * config/alpha/alpha-protos.h: Update.
12036 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12037 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12038 (EXTRA_CONSTRAINT): Remove.
12039 * config/alpha/alpha.md: Include constraints.md.
12040 (adddi splitter): Use satisfies_constraint_*.
12041 * config/alpha/predicates.md (add_operand): Likewise.
12042 (sext_add_operand, addition_operation): Likewise.
12044 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12046 PR tree-optimization/29145
12047 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12048 in our handling of restrict qualified pointers.
12050 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12053 * doc/invoke.texi (Wunused-value): Update description.
12054 (Wextra): Delete item.
12055 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12056 value of Wunused-value.
12057 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12058 (c_finish_stmt_expr): Don't check extra_warnings.
12059 (emit_side_effect_warnings): The caller is responsible to check
12062 2007-02-11 Roger Sayle <roger@eyesopen.com>
12063 Matt Thomas <matt@3am-software.com>
12065 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12067 2007-02-11 Roger Sayle <roger@eyesopen.com>
12069 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12070 comparisons of POPCOUNT against zero.
12071 (simplify_const_relational_operation): Likewise.
12073 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12075 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12077 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12079 * dwarf2out.c (root_type): Delete unused function.
12081 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12083 * genattrtab.c (contained_in_p): Delete unused function.
12084 (write_expr_attr_cache): Likewise.
12086 2007-02-11 Jan Hubicka <jh@suse.cz>
12088 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12091 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12093 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12094 to add the REG_EQ* note.
12095 * see.c (see_merge_one_use_extension): Likewise.
12096 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12097 turn REG_EQUAL notes into REG_EQUIV notes if the target
12098 register may have more than one set.
12099 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12100 * gcse.c (try_replace_reg): Likewise.
12101 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12102 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12103 more than one REG_EQUIV note.
12104 * reload1.c (gen_reload): Use set_unique_reg_note.
12106 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12108 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12109 (ix86_builtin_conversion): New function.
12111 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12114 * tree.h (DECL_REPLACEABLE_P): New macro.
12115 * except.c (set_nothrow_function_flags): Likewise.
12117 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12118 Ira Rosen <irar@il.ibm.com>
12119 Dorit Nuzman <dorit@il.ibm.com>
12121 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12122 * targhooks.c (default_builtin_vectorized_conversion): New.
12123 * targhooks.h (default_builtin_vectorized_function): New declaration.
12124 * target.h (struct vectorize): Add builtin_conversion field.
12125 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12126 stmt_vec_info_type value.
12127 (vectorizable_conversion): New declaration.
12128 * tree-vect-analyze.c (vect_analyze_operations): Add
12129 vectorizable_conversion call.
12130 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12131 * tree-vect-transform.c (vectorizable_conversion): New function.
12132 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12133 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12135 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12136 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12137 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12138 or ALTIVEC_BUILTIN_VCFSX.
12140 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12143 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12144 CONST_DOUBLE and operand 0 is a hard register.
12145 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12146 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12147 is a hard floating-point register.
12149 2007-02-10 Richard Henderson <rth@redhat.com>
12150 Jakub Jelinek <jakub@redhat.com>
12151 Alexandre Oliva <aoliva@redhat.com>
12153 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12154 * builtin-types.def (BT_WORD): Make unsigned.
12155 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12156 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12157 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12158 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12159 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12160 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12162 * expr.c (emutls_var_address): New.
12163 (expand_expr_real_1): Expand emulated tls.
12164 (expand_expr_addr_expr_1): Likewise.
12165 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12166 * output.h (emutls_finish): Declare.
12167 * toplev.c (compile_file): Call it.
12168 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12169 address before wrapping in CONST.
12170 * varasm.c (emutls_htab, emutls_object_type): New.
12171 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12172 (get_emutls_object_name, get_emutls_object_type): New.
12173 (get_emutls_init_templ_addr, emutls_decl): New.
12174 (emutls_common_1, emutls_finish): New.
12175 (assemble_variable): When emulating tls, swap decls; generate
12176 constructor for the emutls objects.
12177 (do_assemble_alias): When emulating tls, swap decl and target name.
12178 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12180 * varpool.c (decide_is_variable_needed): Look at force_output.
12181 Recurse for emulated tls.
12182 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12183 with decide_is_variable_needed.
12184 * emutls.c: New file.
12185 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12186 tls_object for real tls.
12188 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12190 PR rtl-optimization/29599
12191 * reload1.c (eliminate_regs_in_insn): Take the destination
12192 mode into account when computing the offset.
12194 2007-02-09 Stuart Hastings <stuart@apple.com>
12195 Richard Henderson <rth@redhat.com>
12197 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12198 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12199 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12200 fixuns_truncdfhi2): New.
12201 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12202 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12203 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12204 (floatunssidf2): Allow nonimmediate source.
12205 * config/i386/sse.md (movdi_to_sse): New.
12206 (vec_concatv2di): Drop '*'.
12207 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12208 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12209 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12211 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12212 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12213 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12214 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12215 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12216 ix86_build_const_vector.
12217 (x86_emit_floatuns): Rewrite.
12219 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12221 * genautomata.c (longest_path_length): Delete unused function.
12222 (struct state): Delete unused longest_path_length.
12223 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12224 (get_free_state): Delete unused.
12226 2007-02-09 Jan Hubicka <jh@suse.cz>
12228 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12229 * doc/invoke.texi (inline-unit-growth): Update default value.
12231 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12232 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12233 (rebuild_cgraph_edges): Likewise.
12234 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12235 (dump_cgraph_node): Dump frequencies.
12236 (cgraph_clone_edge): Add frequency scales.
12237 (cgraph_clone_node): Add freuqnecy.
12238 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12239 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12240 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12241 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12242 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12243 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12244 (save_inline_function_body): Likewise.
12245 * ipa-inline.c: inluce rtl.h
12246 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12247 (cgraph_edge_badness): Use frequencies.
12248 (cgraph_decide_recursive_inlining): Update clonning.
12249 (cgraph_decide_inlining_of_small_function): Dump frequency.
12250 * predict.c (estimate_bb_frequencies): Export.
12251 * predict.h (estimate_bb_frequencies): Declare.
12252 * tree-inline.c (copy_bb): Watch overflows.
12253 (expand_call_inline): Update call of cgraph_create_edge.
12254 (optimize_inline_calls): Use TODO flags to update frequnecies.
12255 * passes.h: Include predict.h
12256 (init_optimization_passes): Move profile ahead.
12257 (execute_function_todo): Handle TODO_rebuild_frequencies.
12259 2007-02-09 Roger Sayle <roger@eyesopen.com>
12261 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12262 the insbl or inswl pattern into a register.
12264 2007-02-09 Roger Sayle <roger@eyesopen.com>
12266 * config/ia64/ia64.md (bswapdi2): New define_insn.
12268 2007-02-09 Richard Henderson <rth@redhat.com>
12270 * config/i386/constraints.md (Ym): New constraint.
12271 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12272 (movdi_1_rex64): Split sse and xmm general register moves from
12273 memory move alternatives. Use conditional register constraints.
12274 (movsf_1, movdf_integer): Likewise.
12275 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12276 (movdf_integer_rex64): New.
12277 (pushsf_rex64): Fix output constraints.
12278 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12279 (sse2_stored): Likewise.
12280 (sse2_storeq_rex64): New.
12281 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12282 amd and not generic.
12283 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12284 for optimize_size. Remove SF/DFmode hack.
12286 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12288 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12291 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12292 Richard Sandiford <richard@codesourcery.com>
12294 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12295 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12296 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12297 m68k/t-mlib to tmake_file.
12298 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12299 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12300 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12301 Allow it to be cf or m68k. Set m68k_arch_family. If that
12302 variable is not empty, add t-$m68k_arch_family to tmake_file.
12303 Add t-mlibs to tmake_file.
12304 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12305 * config/m68k/t-cf: New file.
12306 * config/m68k/t-m68k: Likewise.
12307 * config/m68k/t-mlibs: Likewise.
12308 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12309 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12310 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12311 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12312 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12314 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12315 (INSTALL_LIBGCC): Delete.
12316 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12317 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12318 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12319 (M68K_MLIB_CPU): Define.
12320 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12321 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12322 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12324 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12325 Richard Guenther <rguenther@suse.de>
12327 PR middle-end/23361
12328 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12329 against INT_MIN/INT_MAX.
12330 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12331 file if a loop is removed.
12333 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12335 * calls.c (store_one_arg): Pass correct alignment to
12336 emit_push_insn for non-BLKmode values.
12337 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12338 unaligned stack slot via a suitably aligned slot.
12340 2007-02-08 DJ Delorie <dj@redhat.com>
12342 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12344 (legal_subregs): Use unsigned char, make const.
12345 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12347 2007-02-08 Paul Brook <paul@codesourcery.com>
12349 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12350 special interworking needed.
12352 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12354 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12355 conditional to __SSE2__.
12356 (Entries below should have been added to first ChangeLog
12357 entry for amdfam10 dated 2007-02-05)
12358 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12360 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12362 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12365 2007-02-08 DJ Delorie <dj@redhat.com>
12367 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12368 * config/m32c/m32c.c (legal_subregs): New.
12369 (m32c_illegal_subreg_p): New.
12370 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12371 unsupported subregs of hard regs.
12373 2007-02-08 Jan Hubicka <jh@suse.cz>
12375 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12376 the same one; always update histograms.
12378 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12380 * passes.c (init_optimization_passes): Tidy comment.
12382 2007-02-08 Roger Sayle <roger@eyesopen.com>
12384 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12385 strip zero_extend, bswap and rotates from POCOUNT's argument.
12386 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12387 zero_extend and rotates from PARITY's argument.
12388 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12389 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12390 of an integer constant at compile-time.
12392 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12395 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12397 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12400 * tree-ssa-live.c (remove_unused_locals): Do not remove
12401 TREE_ADDRESSABLE variables.
12402 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12403 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12404 FOR_CLOBBER. Update all users.
12405 If VAR has an associated alias set, add a virtual operand for
12406 it if no alias is found to conflict with the memory reference.
12408 2007-02-07 Jan Hubicka <jh@suse.cz>
12409 Robert Kidd <rkidd@crhc.uiuc.edu>
12411 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12413 2007-02-07 Ian Lance Taylor <iant@google.com>
12415 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12417 2007-02-07 Roger Sayle <roger@eyesopen.com>
12419 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12420 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12421 tablejumpdi, movsi_to_cr_one): Remove constraints from
12422 define_expand's match_operands.
12424 2007-02-07 Roger Sayle <roger@eyesopen.com>
12426 * global.c (compute_regsets): Move declatation of "i" inside of
12427 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12429 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12432 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12433 of INDIRECT_REF <RESULT_DECL>.
12435 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12437 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12438 Kaz Kojima <kkojima@gcc.gnu.org>
12441 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12443 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12445 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12447 * doc/loop.texi: Document possibility not to perform disambiguation
12448 of loops with multiple latches.
12449 * cfgloopmanip.c (alp_enum_p): Removed.
12450 (add_loop): Handle subloops. Use get_loop_body_with_size.
12451 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12452 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12453 the new forwarder block.
12454 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12455 Handle the case latch is NULL.
12456 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12457 when marking loop exits.
12458 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12460 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12461 disambiguate_loops_with_multiple_latches.
12462 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12463 before fix_loop_structure.
12464 * cfgloop.c: Include pointer-set.h and output.h.
12465 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12466 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12467 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12468 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12469 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12470 disambiguate_multiple_latches, get_loop_body_with_size,
12471 disambiguate_loops_with_multiple_latches): New functions.
12472 (flow_loop_dump): Dump multiple latch edges.
12473 (flow_loop_nodes_find): Handle loops with multiple latches.
12474 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12475 (glb_enum_p): Modified.
12476 (get_loop_body): Use get_loop_body_with_size.
12477 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12478 (AVOID_CFG_MODIFICATIONS): New constant.
12479 (disambiguate_loops_with_multiple_latches, add_loop,
12480 get_loop_body_with_size): Declare.
12481 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12483 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12485 PR inline-asm/28686
12486 * global.c (compute_regsets): New function.
12487 (global_alloc): Refactored ELIMINABLE_REGSET
12488 and NO_GLOBAL_ALLOC_REGS computation out.
12489 (rest_of_handle_global_alloc): Call compute_regsets()
12490 for non-optimizing case.
12492 2007-02-06 Richard Henderson <rth@redhat.com>
12494 * config/i386/constraints.md (Y2): Rename from Y.
12495 (Yi): New constraint.
12496 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12497 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12498 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12499 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12500 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12501 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12502 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12503 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12504 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12505 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12506 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12507 vec_extractv2si_1): Change Y constraints to Y2.
12508 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12509 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12510 Change Y constraints to Y2.
12511 (sse2_loadld): Change Y constraints to x.
12513 2007-02-06 Roger Sayle <roger@eyesopen.com>
12515 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12516 (parity<mode>2): New define_expand using rs6000_emit_parity.
12517 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12518 rs6000_emit_parity): New functions.
12519 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12520 rs6000_emit_parity): Prototype here.
12522 2007-02-06 Ian Lance Taylor <iant@google.com>
12524 * lower-subreg.c (simple_move_operand): Reject CONST.
12525 (resolve_clobber): Call validate_change rather than directly
12526 assigning to XEXP (pat, 0).
12528 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12530 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12531 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12532 (tree-cfg.o): Remove hashtab.h dependency.
12534 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12535 (struct ivopts_data): Change niters to pointer_map_t.
12536 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12537 (niter_for_exit): Create pointer_map on demand. Change for
12539 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12540 (free_loop_data): Destroy data->niters if created and reset field.
12541 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12542 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12544 * tree-ssa-reassoc.c: Include pointer-set.h.
12545 (bb_rank): Change to long *.
12546 (operand_rank): Change to pointer_map_t.
12547 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12548 (insert_operand_rank): Accept long.
12549 (operand_entry_hash, operand_entry_eq): Remove.
12550 (get_rank): Return long. Adjust for changes above.
12551 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12553 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12555 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12556 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12557 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12559 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12560 directly since it cannot be NULL.
12561 (get_vi_for_tree): Rewrite for pointer_map API.
12562 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12563 (init_alias_vars): Create vi_for_tree as pointer_map.
12564 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12566 * tree-cfg.c: Don't include hashtab.h.
12567 (edge_to_cases): Declare as pointer_map.
12568 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12570 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12571 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12572 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12574 (record_switch_edge): Delete.
12575 (get_cases_for_edge): Adjust for pointer_map API, inline
12576 record_switch_edge (rewritten for new API), remove goto.
12578 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12580 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12581 * tree-nested.c: Include pointer-set.h.
12582 (var_map_elt, var_map_eq, var_map_hash): Delete.
12583 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12584 to pointer_map_t's.
12585 (nesting_info_bitmap_obstack): New.
12586 (lookup_field_for_decl): Adjust for pointer_map API.
12587 (lookup_tramp_for_decl): Adjust for pointer_map API.
12588 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12589 (get_local_debug_decl): Adjust for pointer_map API.
12590 (convert_nl_goto_reference): Adjust for pointer_map API.
12591 (convert_nl_goto_receiver): Adjust for pointer_map API.
12592 (create_nesting_tree): Create outside GGC space. Create bitmap on
12593 the new obstack. Create field_map and var_map as pointer_maps.
12594 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12596 (lower_nested_functions): Move root here, no need to NULL it.
12597 Initialize and release the obstack.
12599 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12601 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12602 Remove prototypes and make them non-static.
12603 (struct tree_int_map): Remove.
12604 * tree.h (struct tree_int_map): Move here, turning TO into an
12606 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12608 * tree.h (TREE_COMPLEXITY): Remove.
12609 (struct tree_exp): Remove complexity field.
12610 * tree.c (build1_stat): Don't set it.
12612 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12613 Victor Kaplansky <victork@il.ibm.com>
12615 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12616 (vect_is_simple_reduction): Support reduction with induction as
12617 one of the operands.
12618 (vect_is_simple_iv_evolution): Fix formatting.
12619 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12620 formatting. Don't mark induction phis for vectorization.
12621 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12622 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12623 (vect_get_vec_def_for_operand): Support induction.
12624 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12626 (vectorizable_reduction): Support reduction with induction as one of
12628 (vectorizable_type_demotion): Use def-type of stmt argument rather
12629 than dummy def-type.
12631 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12632 flag_tree_scev_cprop.
12633 * common.opt (tree-scev-cprop): New flag.
12635 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12636 call to vect_get_new_vect_var.
12638 2007-02-06 Ira Rosen <irar@il.ibm.com>
12640 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12641 vectype is not NULL.
12642 (vect_pattern_recog_1): Likewise.
12644 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12646 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12647 (fold_negate_expr): Likewise.
12649 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12652 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12653 even if cv-qualification is the same.
12655 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12657 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12658 __enable_execute_stack on completion.
12660 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12662 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12663 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12664 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12665 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12666 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12667 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12668 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12669 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12671 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12673 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12674 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12675 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12676 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12677 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12678 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12679 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12680 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12681 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12682 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12683 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12684 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12685 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12686 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12687 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12688 sqrtextenddfxf2_i387): Added amdfam10_decode.
12690 * config/i386/athlon.md (athlon_idirect_amdfam10,
12691 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12692 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12693 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12694 athlon_ivector_store_amdfam10): New define_insn_reservation.
12695 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12700 * config/i386/athlon.md (athlon_call_amdfam10,
12701 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12702 define_insn_reservation.
12703 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12704 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12705 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12707 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12709 * config/i386/athlon.md (athlon_sseld_amdfam10,
12710 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12711 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12713 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12715 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12716 define_insn_reservation.
12717 * config/i386/i386.md (sseins): Added sseins to define_attr type
12718 and define_attr unit.
12719 * config/i386/sse.md: Set type attribute to sseins for insertq
12722 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12724 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12725 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12726 ssecomi_load_amdfam10, ssecomi_amdfam10,
12727 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12728 define_insn_reservation.
12729 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12731 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12733 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12734 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12735 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12736 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12737 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12738 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12739 define_insn_reservation.
12741 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12742 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12743 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12744 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12745 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12747 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12749 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12750 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12751 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12752 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12753 athlon_ssemul_load_k8): Added amdfam10.
12755 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12757 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12758 (x86_sse_unaligned_move_optimal): New variable.
12760 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12762 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12763 for unaligned vector SSE double/single precision loads for AMDFAM10.
12765 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12767 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12768 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12769 Define TARGET_CPU_DEFAULT_amdfam10.
12770 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12771 (processor_type): Add PROCESSOR_AMDFAM10.
12773 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12774 processor_type in config/i386/i386.h.
12775 Enable imul peepholes for TARGET_AMDFAM10.
12777 * config.gcc: Add support for --with-cpu option for amdfam10.
12779 * config/i386/i386.c (amdfam10_cost): New variable.
12780 (m_AMDFAM10): New macro.
12781 (m_ATHLON_K8_AMDFAM10): New macro.
12782 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12783 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12784 x86_promote_QImode, x86_integer_DFmode_moves,
12785 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12786 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12787 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12788 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12789 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12790 Enable/disable for amdfam10.
12791 (override_options): Add amdfam10_cost to processor_target_table.
12792 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12793 processor_alias_table.
12794 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12795 (ix86_adjust_cost): Add code for amdfam10.
12797 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12799 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12800 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12801 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12802 * config/i386/i386.h: Add builtin definition for SSE4A.
12803 * config/i386/i386.md: Add support for ABM instructions
12804 (popcnt and lzcnt).
12805 * config/i386/sse.md: Add support for SSE4A instructions
12806 (movntss, movntsd, extrq, insertq).
12807 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12808 Add -march=amdfam10 flag.
12809 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12810 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12812 * doc/extend.texi: Add documentation for SSE4A builtins.
12814 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12816 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12818 2007-02-05 Richard Guenther <rguenther@suse.de>
12820 * tree-vectorizer.h (vectorizable_function): Add argument type
12821 argument, change return type.
12822 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12823 * tree-vect-transform.c (vectorizable_function): Handle extra
12824 argument, return vectorized function decl.
12825 (build_vectorized_function_call): Remove.
12826 (vectorizable_call): Handle calls with result and argument types
12827 differing. Handle loop vectorization factor correctly.
12828 * targhooks.c (default_builtin_vectorized_function): Adjust for
12830 * targhooks.h (default_builtin_vectorized_function): Likewise.
12831 * target.h (builtin_vectorized_function): Add argument type
12833 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12834 extra argument, allow vectorizing of lrintf.
12835 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12836 documentation of target hook.
12838 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12841 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12842 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12843 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12845 2007-02-05 Roger Sayle <roger@eyesopen.com>
12847 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12848 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12849 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12850 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12851 before canonicalizing sincos to cexpi.
12852 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12854 2007-02-05 Roger Sayle <roger@eyesopen.com>
12856 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12857 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12858 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12860 2007-02-05 Roger Sayle <roger@eyesopen.com>
12862 * mips-tfile.c (initialize_init_file): Correct endianness test.
12864 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12866 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12867 the 'y' constraint.
12869 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12871 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12872 saves in a PARALLEL before the register assignments.
12874 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12876 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12877 DWARF_FRAME_RETURN_COLUMN to be a general register.
12878 * dwarf2out.c (init_return_column_size): New function, split from...
12879 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12880 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12881 to be nongeneral registers.
12882 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12884 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12885 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12887 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12889 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12891 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12893 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12894 (remove_path): Use can_remove_branch_p and remove_branch instead
12895 of loop_delete_branch_edge.
12896 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12897 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12898 Update profile using scale_dominated_blocks_in_loop.
12899 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12900 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12901 (can_remove_branch_p, remove_branch): Declare.
12902 * tree-cfg.c (tree_can_remove_branch_p): New function.
12903 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12904 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12905 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12907 2007-02-05 Jan Hubicka <jh@suse.cz>
12909 PR middle-end/30696
12910 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12911 nodes in cgraph, don't remove offline copy of the function.
12913 2007-02-04 Jan Hubicka <jh@suse.cz>
12915 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12916 vectors might cause maybe_lookup_element_for_expr to be called
12917 on non-sra-candidate.
12919 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12921 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12922 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12923 spelling conventions.
12925 2007-02-04 Richard Guenther <rguenther@suse.de>
12927 PR middle-end/30636
12928 * fold-const.c (try_move_mult_to_index): Make sure to not
12929 overflow one dimension of a multi-dimensional array access.
12931 2007-02-04 Jan Hubicka <jh@suse.cz>
12933 * passes.c (init_optimization_passes): Reindent.
12935 2007-02-04 Jan Hubicka <jh@suse.cz>
12936 Eric Botcazou <ebotcazou@adacore.com>
12938 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
12939 (execute_fixup_cfg): Break out the abnormal goto code.
12940 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
12941 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
12942 (optimize_inline_calls): Call make_nonlocal_label_edges.
12944 2007-02-04 Jan Hubicka <jh@suse.cz>
12946 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12947 true when something was changed.
12948 (rename_ssa_copies): When something was changed, do
12949 TODO_remove_unused_locals.
12950 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12951 add TODO_remove_unused_locals when instruction was removed.
12953 2007-02-04 Jan Hubicka <jh@suse.cz>
12955 * ipa-inline.c (try_inline): Improve debug output; work on already
12957 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
12958 call try_inline for already inlined edges too when flattening;
12959 inline also functions that make callee growth but overall unit size
12962 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12964 * config/m32c/bitops.md, config/m32c/jump.md,
12965 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
12966 config/m32r/m32r.h, config/m32r/m32r.md,
12967 config/m32r/predicates.md, config/m68hc11/larith.asm,
12968 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
12969 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
12970 config/mips/mips-protos.h, config/mips/mips.c,
12971 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
12972 config/mn10300/mn10300.h, config/mn10300/predicates.md,
12973 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
12974 spelling conventions.
12976 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
12977 Follow spelling conventions.
12979 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
12981 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
12982 warn about C++0x compatibility.
12984 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12986 * config/h8300/h8300.c, config/h8300/h8300.h,
12987 config/h8300/h8300.md: Follow spelling conventions.
12989 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
12991 PR middle-end/30667
12992 * combine.c (try_combine): Do not substitute source operand
12993 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
12995 2007-02-03 Jan Hubicka <jh@suse.cz>
12997 PR gcov-profile/30650
12998 * value-prof.c (stringop_block_profile): Fix handling of size counter;
12999 do not divide by zero for never executed counters.
13000 (tree_find_values_to_profile): Fix counters.
13001 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13003 2007-02-03 Ian Lance Taylor <iant@google.com>
13005 * lower-subreg.c (simple_move_operand): New static function,
13006 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13008 (simple_move): Call simple_move_operand.
13009 (find_decomposable_subregs): Add special handling of MEMs.
13010 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13011 meaning of return value. If we see a hard register, test whether
13012 it can store a word_mode value. Change all callers.
13014 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13016 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13017 ftrapv insns and expanders.
13018 (subdi3): Change define_expand operand 1 to arith11_operand, and
13019 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13020 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13021 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13024 PR middle-end/30174
13025 * varasm.c (notice_global_symbol): Treat global objects as weak when
13026 flag_shlib is true.
13028 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13030 * emit-rtl.c (dconstpi): Delete.
13031 (dconstsqrt2): New.
13032 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13033 * real.h (dconstpi): Delete.
13034 (dconstsqrt2): New.
13035 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13036 (fold_builtin_hypot): Likewise.
13038 2007-02-03 Tom Tromey <tromey@redhat.com>
13041 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13042 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13044 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13046 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13047 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13048 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13049 config/rs6000/cell.md, config/rs6000/darwin.h,
13050 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13051 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13052 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13053 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13054 typos. Follow spelling conventions.
13055 * doc/invoke.texi: Follow spelling conventions.
13057 2007-02-03 Roger Sayle <roger@eyesopen.com>
13059 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13060 canonicalization transformations that attempt to simplify integer
13061 constant comparisons to become comparisons against zero.
13063 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13065 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13067 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13068 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13070 2007-02-02 Mike Stump <mrs@apple.com>
13072 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13073 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13074 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13075 generate a branch island.
13077 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13079 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13080 (xtensa_legitimate_address_p): New.
13081 (xtensa_legitimize_address): New.
13082 (xtensa_output_addr_const_extra): New.
13083 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13085 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13086 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13087 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13088 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13089 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13090 (xtensa_legitimize_address): New.
13091 (xtensa_output_addr_const_extra): New.
13093 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13095 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13097 2007-02-02 Ian Lance Taylor <iant@google.com>
13099 * expmed.c (expand_divmod): Add comment.
13101 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13103 * emit-rtl.c (renumber_insns): Remove.
13104 * flags.h: Remove the extern for flag_renumber_insns.
13105 * rtl.h: Remove the prototype for renumber_insns.
13106 * toplev.c (flag_renumber_insns): Remove.
13108 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13110 Revert for x86 darwin:
13111 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13113 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13114 code before the following patch under TARGET_MACHO.
13115 (ix86_function_value_regno_p): Likewise.
13117 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13119 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13122 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13125 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13126 general or fp registers. Add comments.
13127 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13129 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13131 * pointer-set.c (insert_aux): Only return insertion slot.
13132 (pointer_set_insert): Adjust.
13133 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13134 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13135 pointer_map_traverse): New.
13136 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13137 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13138 pointer_map_contains, pointer_map_traverse): Declare.
13140 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13142 PR middle-end/30473
13143 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13144 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13146 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13148 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13150 (struct _dep): New type.
13151 (dep_t): New typedef.
13152 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13153 (DEP_STATUS): New access macro. The macro with the same name was
13154 renamed to DEP_LINK_STATUS.
13155 (dep_init): Declare function
13157 (struct _dep_link): New type.
13158 (dep_link_t): New typedef.
13159 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13160 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13161 (DEP_LINK_STATUS): New macro.
13162 (debug_dep_links): New debug function.
13164 (struct _deps_list): New type.
13165 (deps_list_t): New typedef.
13166 (DEPS_LIST_FIRST): New access macro.
13167 (FOR_EACH_DEP_LINK): New cycle macro.
13168 (create_deps_list, free_deps_list, delete_deps_list): Declare
13170 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13171 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13172 (copy_deps_list_change_con): Ditto.
13174 (move_dep_link): Declare function.
13176 (struct _dep_node): New type.
13177 (dep_node_t): New typedef.
13178 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13180 (struct haifa_insn_data.back_deps): New field to hold backward
13181 dependencies of the insn.
13182 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13184 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13185 Change its type to deps_list_t.
13186 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13187 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13188 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13190 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13192 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13194 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13196 (dep_cost): Declare.
13198 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13199 (ds_to_dk, dk_to_ds): New functions.
13201 (init_dep_1): New static function.
13202 (init_dep): New function.
13203 (copy_dep): New static function.
13205 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13207 (detach_dep_link): New static function.
13208 (move_dep_link): New function.
13210 (dep_links_consistent_p, dump_dep_links): New static functions.
13211 (debug_dep_links): New debugging function.
13213 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13215 (alloc_deps_list, init_deps_list): New static functions.
13216 (create_deps_list): New function.
13217 (clear_deps_list): New static function.
13218 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13219 (deps_list_consistent_p, dump_deps_list): New static functions.
13220 (debug_deps_list): New function.
13221 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13223 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13225 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13226 use new scheduler dependencies lists.
13227 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13228 (sched_analyze): Ditto. Initialize dependencies lists.
13229 (add_forw_dep, compute_forward_dependences): Update to use new
13230 scheduler dependencies lists.
13232 (init_dependency_caches): Init deps_obstack.
13233 (free_dependency_caches): Free deps_obstack.
13235 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13236 new scheduler dependencies lists.
13237 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13238 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13240 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13241 Update to use new scheduler dependencies lists.
13242 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13243 (debug_dependencies): Ditto.
13244 (schedule_region): Update comments.
13246 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13247 scheduler dependencies lists.
13248 (schedule_ebb): Update comments.
13250 * rtl.def (DEPS_LIST): Remove.
13252 * lists.c (unused_deps_list): Remove.
13253 (free_list): Update assertions.
13255 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13256 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13258 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13259 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13261 * haifa-sched.c (comments): Update.
13262 (insn_cost1): Remove. Inline the code into insn_cost ().
13263 (insn_cost): Update to use new scheduler dependencies lists. Move
13264 processing of the dependency cost to dep_cost ().
13265 (dep_cost): New function. Use it instead of insn_cost () when
13266 evaluating cost of the dependency. Use compatible interface to
13267 interact with the target.
13268 (priority): Update to use new scheduler dependencies lists.
13269 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13270 with greater number of insns that depend on the insn.
13271 (schedule_insn): Update to use new scheduler dependencies lists. Add
13272 code to free backward dependencies lists. Inline and optimize code
13273 from resolve_dep () - see PR28071.
13274 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13275 lists. Update call to targetm.sched.is_costly_dependence hook.
13277 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13278 scheduler dependencies lists.
13280 (resolve_dep): Remove. Move the logic to schedule_insn ().
13281 (init_h_i_d): Initialize dependencies lists.
13283 (process_insn_depend_be_in_spec): Rename to
13284 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13285 dependencies lists.
13286 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13287 Update to use new scheduler dependencies lists.
13288 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13290 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13291 new scheduler dependencies lists.
13292 (build_intra_loop_deps): Ditto.
13294 * target.h (struct _dep): Declare to use in
13295 gcc_target.sched.is_costly_dependence.
13296 (struct gcc_target.sched.adjust_cost): Fix typo.
13297 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13298 single dep_t parameter instead of an equivalent triad.
13299 (struct gcc_target.sched.adjust_cost_2): Remove.
13301 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13303 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13305 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13307 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13309 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13310 (REG_DEP_TRUE): Document.
13312 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13313 Change signature to correspond to the targetm.sched.adjust_cost hook.
13314 Update use in TARGET_SCHED_ADJUST_COST_2.
13315 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13316 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13317 new scheduler dependencies lists.
13318 (ia64_gen_check): Ditto.
13320 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13321 dependencies lists.
13323 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13324 signature to correspond to the targetm.sched.is_costly_dependence hook.
13325 (is_costly_group): Update to use new scheduler dependencies lists.
13327 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13328 instead of INSN_COST () macro.
13330 2007-02-01 Ian Lance Taylor <iant@google.com>
13332 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13334 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13336 * pa.md (tp_load): Correct mfctl instruction syntax.
13338 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13340 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13341 altivec_padding_size calculation on AIX. Improve comment, add
13342 assert to verify that it's right.
13344 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13347 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13349 PR inline-asm/28686
13350 * global.c (global_alloc): Add mising initialization of
13353 2007-02-01 Roger Sayle <roger@eyesopen.com>
13355 * alias.c (init_alias_analysis): Correct whitespace.
13356 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13357 partition_hot_cold_basic_blocks): Likewise.
13358 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13359 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13360 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13361 fold_builtin_snprintf_chk, fold_builtin_printf,
13362 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13363 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13364 * cfgcleanup.c (cleanup_cfg): Likewise.
13365 * cfgexpand.c (tree_expand_cfg): Likewise.
13366 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13367 * function.c (get_next_funcdef_no): Likewise.
13368 * gengtype.c (main): Likewise.
13369 * genmodes.c (main): Likewise.
13370 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13371 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13372 * ifcvt.c (noce_emit_move_insn): Likewise.
13373 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13375 * stor-layout.c (get_best_mode): Likewise.
13376 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13377 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13378 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13379 perform_var_substitution, solve_graph): Likewise.
13380 * tree-vrp.c (vrp_finalize): Likewise.
13382 2007-02-01 Ian Lance Taylor <iant@google.com>
13384 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13385 high part of a paradoxical subreg, return a constant zero.
13387 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13389 * toplev.c (lang_dependent_init): Call init_set_costs.
13390 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13392 2007-02-01 Richard Guenther <rguenther@suse.de>
13394 PR middle-end/30656
13395 * fold-const.c (fold_negate_expr): Allow negating a
13396 constant if overflow does not change.
13398 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13400 * doc/c-tree.texi (Expression trees): Improve markup.
13401 * doc/tm.texi (Register Classes, Addressing Modes)
13402 (Floating Point): Fix spacing after abbreviations. Fix some
13405 2007-02-01 Ben Elliston <bje@au.ibm.com>
13407 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13408 * doc/contrib.texi: Likewise.
13409 * doc/install.texi: Likewise.
13411 2007-01-31 Richard Henderson <rth@redhat.com>
13412 Ian Lance Taylor <iant@google.com>
13414 * lower-subreg.c: New file.
13415 * rtl.def (CONCATN): Define.
13416 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13417 pass_lower_subreg2.
13418 * emit-rtl.c (update_reg_offset): New static function, broken out
13419 of gen_rtx_REG_offset.
13420 (gen_rtx_REG_offset): Call update_reg_offset.
13421 (gen_reg_rtx_offset): New function.
13422 * regclass.c: Revert patch of 2006-03-05, restoring
13424 (clear_reg_info_regno): New function.
13425 * dwarf2out.c (concatn_loc_descriptor): New static function.
13426 (loc_descriptor): Handle CONCATN.
13427 * common.opt (fsplit_wide_types): New option.
13428 * opts.c (decode_options): Set flag_split_wide_types when
13430 * timevar.def (TV_LOWER_SUBREG): Define.
13431 * rtl.h (gen_reg_rtx_offset): Declare.
13432 (reg_scan_update): Declare.
13433 * regs.h (clear_reg_info_regno): Declare.
13434 * tree-pass.h (pass_lower_subreg): Declare.
13435 (pass_lower_subreg2): Declare.
13436 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13437 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13438 -fsplit-wide-types.
13439 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13440 * Makefile.in (OBJS-common): Add lower-subreg.o.
13441 (lower-subreg.o): New target.
13443 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13445 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13447 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13450 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13452 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13454 PR middle-end/29335
13455 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13457 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13459 * cfgloop.h: Include vec-prim.h.
13460 (enum li_flags): Remove LI_ONLY_OLD.
13461 (loop_iterator): Changed.
13462 (fel_next, fel_init): Iterate over loop tree.
13463 (FOR_EACH_LOOP_BREAK): New macro.
13464 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13466 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13467 * modulo-sched.c (sms_schedule): Ditto.
13468 * tree-vectorizer.c (vectorize_loops): Ditto.
13469 * doc/loop.texi: Update information on loop numbering and behavior of
13470 FOR_EACH_LOOP wrto new loops.
13471 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13472 add_to_evolution_1): Test nestedness of loops instead of comparing
13474 * tree-chrec.c (chrec_fold_plus_poly_poly,
13475 chrec_fold_multiply_poly_poly, chrec_evaluate,
13476 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13477 reset_evolution_in_loop): Ditto.
13478 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13480 2007-01-31 Dirk Mueller <dmueller@suse.de>
13482 * c-common.c (warn_about_parentheses): Separate warning about
13483 un-parenthized sequence of comparison operators from the one
13484 which is supposed to warn about x <= y <= z.
13486 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13488 * optabs.h (enum optab_index): Add new OTI_isinf.
13489 (isinf_optab): Define corresponding macro.
13490 * optabs.c (init_optabs): Initialize isinf_optab.
13491 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13493 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13494 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13496 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13497 expand_builtin_interclass_mathfn.
13498 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13499 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13500 (fxam<mode>2_i387): New insn pattern.
13501 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13502 built-in functions as x87 inline asm.
13504 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13506 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13508 2007-01-30 Eric Christopher <echristo@apple.com>
13510 * config.gcc: Add geode.
13512 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13514 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13515 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13516 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13517 value-prof.c: Fix comment typos.
13519 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13522 * doc/invoke.texi (Wpointer-arith): Document warning.
13524 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13526 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13527 the list of discrepancies from the draft TR.
13529 2007-01-30 Dirk Mueller <dmueller@suse.de>
13532 * doc/invoke.texi (-Wreturn-type): Update description to
13533 match new behavior.
13535 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13537 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13539 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13541 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13542 to handle optabs that operate on floating point input argument and
13543 output to integer output.
13544 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13545 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13546 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13547 expand_builtin_interclass_mathfn ().
13548 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13549 (ilogbsi2): Remove.
13550 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13551 ilogbl built-in functions as x87 intrinsics.
13553 2007-01-30 Richard Guenther <rguenther@suse.de>
13555 PR middle-end/27657
13556 * dwarf2out.c (reference_to_unused): Query varpool if the
13557 variable was output.
13559 2007-01-30 Richard Guenther <rguenther@suse.de>
13561 PR middle-end/30313
13562 * passes.c (execute_one_pass): Reset in_gimple_form to not
13563 confuse non-unit-at-a-time mode.
13565 2007-01-29 Roger Sayle <roger@eyesopen.com>
13566 Richard Guenther <rguenther@suse.de>
13568 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13569 avoid undefined behaviour on overflow. Use force_fit_type_double
13570 to construct the constant with the specified TREE_OVERFLOW.
13572 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13574 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13575 * config/dfp-bit.h: Ditto.
13577 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13579 * c-decl.c (pop_scope): Replace warnings with call to
13580 warn_for_unused_label.
13581 * c-common.h (warn_for_unused_label): Declare.
13582 * c-common.c (warn_for_unused_label): Define.
13584 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13586 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13589 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13591 * Makefile.in (USER_H): Remove decfloat.h.
13592 * ginclude/decfloat.h: Delete, moving contents to ...
13593 * ginclude/float.h: Add support for decimal floating point,
13594 guarded by __STDC_WANT_DEC_FP__.
13596 2007-01-29 Mike Stump <mrs@apple.com>
13598 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13599 Analysis and Representation to resolve case insensitive conflict.
13600 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13602 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13604 * tree.h (struct tree_memory_tag): Add aliases member.
13605 (MTAG_ALIASES): New macro.
13606 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13607 (add_may_alias): Remove pointer-set. Update for may_aliases being
13609 (mark_aliases_call_clobbered): Update for may_aliases being a
13611 (compute_tag_properties): Ditto.
13612 (create_partition_for): Ditto.
13613 (compute_memory_partitions): Ditto.
13614 (dump_may_aliases_for): Ditto.
13615 (is_aliased_with): Ditto.
13616 (add_may_alias_for_new_tag): Ditto.
13617 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13618 (compute_is_aliased): New function.
13619 (compute_may_aliases): Call compute_is_aliased).
13620 (init_alias_info): Initialize alias_bitmap_obstack.
13621 (union_alias_set_into): New function.
13622 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13623 (have_common_aliases_p): Rewrite to take two bitmaps and use
13625 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13626 Update for bitmaps.
13627 (finalize_ref_all_pointers): Update for add_may_alias changes.
13628 (new_type_alias): Ditto.
13629 * tree-flow-inline.h (may_aliases): Return a bitmap.
13630 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13631 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13632 may_aliases being a bitmap.
13633 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13634 may_aliases now returns a bitmap.
13635 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13637 * tree-ssa-operands.c (add_virtual_operand): Update for
13638 may_aliases being a bitmap.
13640 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13642 PR tree-optimization/30630
13643 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13644 variable as changed.
13646 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13649 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13650 expanded only once even if an error occurs.
13652 2007-01-29 Ben Elliston <bje@au.ibm.com>
13654 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13655 (__gcov_average_profiler): Likewise.
13656 (__gcov_ior_profiler): Likewise.
13657 (__gcov_merge_ior): Likewise.
13659 2007-01-28 Jan Hubicka <jh@suse.cz>
13661 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13662 * value-prof.c (stringop_block_profile): Likewise.
13664 2007-01-28 Jan Hubicka <jh@suse.cz>
13666 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13667 variant handling histograms; add wrapper.
13668 (clear_storage_via_libcall): Export.
13669 (emit_block_move_hints): Break out from ...; add histograms.
13670 (emit_block_move): ... this one.
13671 (clear_storage_hints): Break out from ...; add histograms.
13672 (clear_storage): ... this one.
13673 (set_storage_via_memset): Handle histogram.
13674 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13675 (clear_storage_hints, clear_storage_via_libcall): Declare.
13676 (set_storage_via_setmem): Update prototype.
13677 * doc/md.texi (movmem, setmem): Document new arguments.
13679 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13681 (stringop_block_profile): New global function.
13682 (tree_stringops_values_to_profile): Profile block size and alignment.
13683 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13685 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13686 (stringop_block_profile): Declare.
13687 * builtins.c: Include value-prof.h.
13688 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13689 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13690 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13691 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13692 * profile.c (instrument_values): Add new counters.
13693 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13695 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13696 (tree_init_edge_profiler): Build new profilers.
13697 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13698 (pass_tree_profile): Add dump.
13699 (tree_profile_hooks): Update.
13700 * Makefile.in (LIBGCOV): Add new constants.
13701 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13702 __gcov_ior_profiler): New.
13703 * i386.md (movmem/setmem expanders): Add new optional arguments.
13705 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13707 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13709 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13711 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13712 (tree_unswitch_single_loop): Pass eni_size_weights to
13713 tree_num_loop_insns.
13714 * tree-ssa-loop-manip.c: Include tree-inline.h.
13715 (can_unroll_loop_p): Pass eni_size_weights to
13716 tree_num_loop_insns.
13717 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13718 Pass eni_size_weights to estimate_num_insns.
13719 * tree.h (init_inline_once): Export.
13720 * toplev.c (backend_init): Call init_inline_once.
13721 * cgraphunit.c (cgraph_process_new_functions,
13722 cgraph_analyze_function): Pass eni_inlining_weights to
13723 estimate_num_insns.
13724 * ipa-inline.c (compute_inline_parameters): Ditto.
13725 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13726 to estimate_num_insns.
13727 (try_unroll_loop_completely): Pass eni_size_weights to
13728 tree_num_loop_insns.
13729 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13730 ot estimate_num_insns.
13731 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13732 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13733 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13734 eni_time_weights): New variables.
13735 (init_inline_once): Initialize them.
13736 (struct eni_data): Mew.
13737 (estimate_num_insns_1, estimate_num_insns): Use weights.
13738 * tree-inline.h (struct eni_weights_d): New.
13739 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13740 (estimate_num_insns): Declaration changed.
13741 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13742 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13743 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13745 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13747 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13748 relations in the conflict function is valid.
13750 2007-01-27 Ian Lance Taylor <iant@google.com>
13752 * common.opt: Add fstrict-overflow.
13753 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13754 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13755 (TYPE_OVERFLOW_UNDEFINED): Define.
13756 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13758 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13759 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13760 (fold_negate_expr): Likewise.
13761 (make_range): Likewise.
13762 (extract_muldiv_1): Likewise.
13763 (maybe_canonicalize_comparison): Likewise.
13764 (fold_comparison): Likewise.
13765 (fold_binary): Likewise.
13766 (tree_expr_nonnegative_p): Likewise.
13767 (tree_expr_nonzero_p): Likewise.
13768 * tree-vrp.c (compare_values): Likewise.
13769 (extract_range_from_binary_expr): Likewise.
13770 (extract_range_from_unary_expr): Likewise.
13771 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13773 (nowrap_type_p): Likewise.
13774 * tree-scalar-evolution.c (simple_iv): Likewise.
13775 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13776 (build_range_check): Likewise.
13777 (extract_muldiv_1): Likewise.
13778 (fold_comparison): Likewise.
13779 * tree-vrp.c (vrp_int_const_binop): Likewise.
13780 (extract_range_from_unary_expr): Likewise.
13781 * convert.c (convert_to_integer): Likewise.
13782 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13783 (fold_comparison): Likewise.
13784 (fold_binary): Likewise.
13785 * optabs.c (optab_for_tree_code): Likewise.
13786 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13787 * simplify-rtx.c (simplify_const_relational_operation): Check
13788 flag_strict_overflow and flag_trapv.
13789 (simplify_const_relational_operation): Likewise.
13790 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13791 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13794 2007-01-27 Roger Sayle <roger@eyesopen.com>
13796 * tree.c (tree_fold_gcd): Delete.
13797 * tree.h (tree_fold_gcd): Remove prototype.
13798 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13799 test whether one constant integer is a multiple of another. Instead
13800 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13801 * fold-const.c (multiple_of_p): We've determined both TOP and
13802 BOTTOM are integer constants so we can call int_const_binop directly
13803 instead of the more generic const_binop.
13805 2007-01-27 Roger Sayle <roger@eyesopen.com>
13807 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13808 1*X check that the constant hasn't overflowed, to preserve the
13810 (round_up): Provide an efficient implementation when rouding-up an
13811 INTEGER_CST to a power-of-two.
13813 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13815 * doc/sourcebuild.texi: Add comma for clarity.
13816 * doc/extend.texi: Fix some typos.
13817 * doc/passes.texi: Likewise.
13818 * doc/cppinternals.texi: Likewise.
13819 * doc/c-tree.texi: Likewise.
13820 * doc/tree-ssa.texi: Likewise.
13821 * doc/install.texi: Likewise.
13823 2007-01-27 Jan Hubicka <jh@suse.cz>
13825 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13826 (pass_sra): Do not require alias information.
13827 * passes.c (init_optimization_passes): Add SRA
13829 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13831 * tracer.c (rest_of_handle_tracer): We already cleaned
13832 up the CFG in tracer() so don't do it here again.
13833 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13834 cleanup_cfg here, either. And don't call renumber_insns.
13836 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13837 and BB_HEAD are in the insn stream here. Instead make sure
13838 that BB_INSN is valid on all insns. Also, do check here that
13839 there are no pending branch predictions...
13840 (rtl_verify_flow_info): ...instead of doing it here. Checks
13841 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13844 2007-01-26 Roger Sayle <roger@eyesopen.com>
13846 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13847 function to simplify/factorize operand order canonicalization.
13848 (ix86_fixup_binary_operands): Reorganize using the above function.
13849 (ix86_binary_operator_ok): Likewise.
13851 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13853 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13854 file scope from optimize_attrs.
13855 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13857 (optimize_attrs): Clear insn_code_values after freeing it.
13859 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13861 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13862 a parts.base assignment.
13864 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13866 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13867 (compute_subscript_distance, initialize_data_dependence_relation,
13868 finalize_ddr_dependent, analyze_ziv_subscript,
13869 analyze_siv_subscript_cst_affine,
13870 compute_overlap_steps_for_affine_univar,
13871 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13872 analyze_siv_subscript, analyze_miv_subscript,
13873 analyze_overlapping_iterations, subscript_dependence_tester_1,
13874 compute_self_dependence, free_dependence_relation): Work
13875 with affine_fn instead of chrecs.
13876 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13877 common_affine_function, affine_function_base,
13878 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13879 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13880 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13881 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13882 (all_chrecs_equal_p): Removed.
13883 * tree-data-ref.h (affine_fn, conflict_function): New types.
13884 (struct subscript): Change type of conflicting_iterations_in_a
13885 and conflicting_iterations_in_b.
13887 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13890 * config/pa/pa.h (TARGET_HPUX_11): New.
13891 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13892 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13894 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13895 Richard Guenther <rguenther@suse.de>
13897 * tree-ssa-structalias.c (solve_graph): Handle case
13898 we merged the variable to another.
13900 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13902 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13905 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13906 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13908 2007-01-25 DJ Delorie <dj@redhat.com>
13910 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13911 allow changes to modes which don't fit in those registers.
13913 * reload1.c (choose_reload_regs): Check for invalid subregs before
13914 computing their locations, not after.
13916 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13919 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13920 save Altivec registers in an eh_return function.
13921 (compute_vrsave_mask): Likewise.
13922 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13923 for saving Altivec registers.
13924 (rs6000_emit_prologue): Don't allocate stack twice in
13925 eh_return function. Correct expected value of altivec_save_offset
13926 when using save_world. Describe save of R0 to stack when using
13927 save_world. Describe stack pointer adjustment when using
13928 save_world. Remove duplicated eh_return parameter register saving.
13929 Update sp_offset variable after save_world.
13930 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
13932 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
13933 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
13936 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13938 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
13940 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13943 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13944 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13946 2007-01-25 Richard Guenther <rguenther@suse.de>
13948 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13949 * common.opt (-Wcoverage-mismatch): New warning option.
13950 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13951 if -Wcoverage-mismatch is given.
13953 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
13955 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
13956 (ipcp_driver): Change to static definition.
13957 Add dumping of the ifunctions.
13958 (constant_val_insert): Remove unused parameter. Support for SSA.
13959 (ipcp_propagate_const): Support for SSA.
13960 (ipcp_profile_bb_print): Print only analyzed nodes.
13961 (ipcp_replace_map_create): Remove support for Fortran constant
13963 * ipa-prop.c (ipa_method_modify_stmt,
13964 ipa_callsite_compute_param): Support for SSA.
13965 * ipa-prop.h (ipcp_driver): Remove declaration.
13966 (IS_VALID_TREE_MAP_INDEX): Add define.
13968 2007-01-24 Geoffrey Keating <geoffk@apple.com>
13970 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
13972 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13974 PR middle-end/30447
13975 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
13976 constant argument to cabs and do it without checking for
13977 -funsafe-math-optimizations.
13979 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
13981 * c-common.h (RID_FIRST_CXX0X): New.
13982 (RID_LAST_CXX0X): New.
13983 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
13985 * c.opt (Wc++0x-compat): New.
13986 * doc/invoke.texi (-Wc++0x-compat): Document.
13988 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13990 * builtins.c (fold_builtin_carg): New.
13991 (fold_builtin_1): Use it.
13993 2007-01-24 Jan Hubicka <jh@suse.cz>
13995 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
13997 * ipa-inline.c (initial_insns, max_insns): Delete.
13998 (compute_max_insns): New function.
13999 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14000 of insns as base for code growth.
14001 (cgraph_decide_inlining): Make initial_insns local; do not compute
14003 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14004 * doc/invoke.texi (inline-unit-growth): Update docs.
14006 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14008 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14009 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14010 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14011 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14012 for CPUs that have PTA_CX16 set.
14014 PR middle-end/27416
14015 * gimplify.c (omp_check_private): New function.
14016 (gimplify_scan_omp_clauses): Use it for
14017 firstprivate/lastprivate/reduction.
14019 PR middle-end/30494
14020 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14021 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14023 PR middle-end/30421
14024 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14025 If lower_lastprivate_clauses emits some statements, append them
14026 to dlist rather than body_p and to body_p append an initializer.
14027 (lower_omp_for): Adjust caller.
14029 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14031 * target.h (globalize_decl_name): New.
14032 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14033 * output.h (default_globalize_decl_name): New.
14034 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14036 (globalize_decl): Ditto.
14037 (default_globalize_decl_name): New.
14038 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14039 (ia64_handle_version_id_attribute): New.
14040 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14041 (ia64_asm_output_external): Use globalize_decl_name instead
14042 of globalize_label.
14043 * doc/extend.texi (version_id): New pragma.
14044 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14046 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14048 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14049 _uleb128_t and _Unwind_SWord with _sleb128_t.
14050 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14051 uw_frame_state_for, uw_update_context_1): Likewise.
14052 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14053 * unwind-pe.h (read_uleb128, read_sleb128,
14054 read_encoded_value_with_base): Likewise.
14055 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14057 2007-01-24 Richard Guenther <rguenther@suse.de>
14059 * builtins.c (expand_builtin_cexpi): Get the fndecl
14060 for cexp in the correct way.
14062 2007-01-24 Jan Hubicka <jh@suse.cz>
14064 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14066 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14068 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14069 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14070 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14071 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14072 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14073 __SIZEOF_PTRDIFF_T__.
14074 * doc/cpp.texi: Documentation for the new builtin macros added.
14076 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14078 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14079 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14080 instead of operands[2] to avoid access past the end of array.
14082 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14084 * reload1.c (emit_reload_insns): Pass the reload register
14085 for a non-spill output reload through forget_old_reloads_1.
14087 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14089 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14090 _SOFT_DOUBLE if doubles use software floating-point.
14091 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14092 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14093 * config/rs6000/darwin-ldouble.c: Also compile functions for
14094 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14095 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14096 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14097 commented-out long double override.
14098 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14099 * config/rs6000/eabispe.h: Likewise.
14100 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14101 long double for non-SPE.
14102 (rs6000_handle_option): Likewise.
14103 (invalid_e500_subreg): Disallow more subregs involding DImode,
14104 DFmode, TImode or TFmode.
14105 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14107 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14109 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14110 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14112 (rs6000_legitimate_address): Also check for TFmode for E500
14114 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14115 (spe_build_register_parallel): Handle TFmode and TCmode.
14116 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14118 (function_arg): Handle TFmode and TCmode for E500 double.
14119 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14121 (print_operand): Handle TFmode and TImode for %y.
14122 (rs6000_generate_compare): Handle TFmode comparisons for E500
14124 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14125 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14126 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14127 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14128 TFmode for E500 double.
14129 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14130 (floatsidf2): Enable for E500 double.
14131 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14132 (extenddftf2): Change to extenddftf2_fprs.
14133 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14134 depending on TARGET_E500_DOUBLE.
14135 (extendsftf2): Enable for E500 double.
14136 (trunctfdf2): Enable for E500 double.
14137 (trunctfsf2): Change to trunctfsf2_fprs.
14138 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14139 depending on TARGET_E500_DOUBLE.
14140 (floatsitf2): Enable for E500 double.
14141 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14142 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14143 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14144 (negtf2): Change to negtf2_internal.
14145 (negtf2): New expander.
14146 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14147 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14148 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14149 (movdi_internal32): Use rs6000_nonimmediate_operand.
14150 (unnamed splitter): Likewise.
14151 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14152 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14153 (SPE64TF, DITI): New mode macros.
14154 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14157 (frob_<mode>_di_2): New.
14158 (frob_tf_di_8_2): New.
14159 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14161 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14163 (frob_ti_<mode>_8_2): New.
14164 (frob_ti_tf_2): New.
14165 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14166 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14168 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14169 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14170 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14171 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14172 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14173 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14176 2007-01-23 Ian Lance Taylor <iant@google.com>
14178 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14180 (OBJS-archive): Reformat, alphabetize.
14181 (OBJS): Change out_object_file to OBJS-md.
14183 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14185 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14186 JUMP_P and CALL_P predicates where applicable.
14187 * config/i386/i386.c: Ditto.
14188 * config/i386/i386.md: Ditto.
14189 * config/i386/mmx.md: Ditto.
14190 * config/i386/predicates.md: Ditto.
14192 2007-01-22 Andreas Schwab <schwab@suse.de>
14194 * config/m68k/m68k.h: Fix comment.
14196 2007-01-22 Jan Hubicka <jh@suse.cz>
14198 * passes.c (init_optimization_passes): Do not rerun
14199 pass_early_warn_uninitialized.
14201 2007-01-22 Richard Guenther <rguenther@suse.de>
14203 PR tree-optimization/30038
14204 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14206 (execute_cse_sincos_1): Likewise.
14207 (execute_cse_sincos): Likewise.
14208 (gate_cse_sincos): Likewise.
14209 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14210 the cexpi() canonicalization of sincos().
14211 * tree-pass.h (pass_cse_sincos): Declare.
14212 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14214 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14216 PR rtl-optimization/29329
14217 * combine.c (replaced_rhs_insn): Rename to i2mod.
14218 (replaced_rhs_value): Rename to i2mod_new_rhs.
14219 (i2mod_old_rhs): New global variable.
14220 (combine_instructions): Adjust for above change. Save a copy of
14221 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14222 note are substituted in the second instruction.
14223 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14224 ditch the note if it pertains to the second eliminated register
14225 and this register is mentioned in i2mod_old_rhs.
14228 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14230 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14231 the insn to which the note was originally attached.
14233 2007-01-21 Jan Hubicka <jh@suse.cz>
14235 * ipa-inline.c (inlining_mode): Comment, move up.
14236 (cgraph_decide_inlining_incrementally): Do not perform inlining
14237 itself; fix handling of flattening of self recursive functions.
14238 (cgraph_find_cycles): Remove.
14239 (cgraph_flatten_node): Remove.
14240 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14241 (try_inline): New function.
14242 (cgraph_early_inlining): Update call of
14243 cgraph_decide_inlining_incrementally. Apply inlining here.
14244 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14246 2007-01-21 Dirk Mueller <dmueller@suse.de>
14249 * tree-vrp.c (check_array_bounds): do not warn
14250 about ADDR_EXPR's of ARRAY_REF's which are immediately
14251 used in binary expressions.
14253 2007-01-21 Ira Rosen <irar@il.ibm.com>
14255 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14256 read_write_dep and macros for its access.
14257 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14258 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14259 argument, call vect_check_interleaving for every independent pair of
14260 data-refs. Mark loads that access the same memory location as a store
14262 (vect_check_dependences): Remove.
14263 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14264 call, fix the call to vect_analyze_data_ref_dependence.
14265 (vect_analyze_data_ref_access): For statements that access the same
14266 data-ref, check that they are not stores; for loads, check that there
14267 is no store that access the same location.
14269 2007-01-20 Roger Sayle <roger@eyesopen.com>
14270 Joseph Myers <joseph@codesourcery.com>
14272 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14273 (-fdump-rtl-stack): Likewise.
14274 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14275 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14276 (-mpt-fixed): Use @minus{} for minus sign.
14277 (Using Precompiled Headers): Fix under/overfull hbox.
14279 2007-01-20 Jan Hubicka <jh@suse.cz>
14281 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14282 place within annotation.
14284 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14286 * pa.c (output_move_double): Change array size of xoperands to 4.
14288 2007-01-20 Jan Hubicka <jh@suse.cz>
14290 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14293 2007-01-19 Ian Lance Taylor <iant@google.com>
14295 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14296 constant to unsigned HOST_WIDE_INT before negating.
14298 2007-01-19 Ian Lance Taylor <iant@google.com>
14300 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14302 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14303 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14304 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14305 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14306 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14307 (realloc_vdef, realloc_vuse): Change second parameter to
14309 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14310 fields to unsigned.
14311 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14312 unsigned. Change x and lim locals to unsigned.
14313 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14315 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14316 (copy_virtual_operands): Change i and n locals to unsigned.
14318 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14320 PR middle-end/29335
14321 * builtins.c (fold_builtin_1): Handle builtin fdim.
14323 2007-01-20 Jan Hubicka <jh@suse.cz>
14325 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14326 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14327 init_alias_heapvars.
14328 (init_alias_heapvars): Initialize only when not already initialized.
14329 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14331 2007-01-19 Roger Sayle <roger@eyesopen.com>
14333 * common.opt (fsigned-zeros): New command line option.
14334 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14335 of flag_unsafe_math_optimizations.
14336 * opts.c (set_fast_math_flags): The -ffast-math command line option
14337 implies -fno-signed-zeros.
14338 (fast_math_flags_set_p): Likewise.
14340 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14341 the documentation of -ffast-math appropriately. Wrap long lines.
14343 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14345 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14346 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14348 2007-01-19 Tomas Bily <tbily@suse.cz>
14350 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14352 (tree_init_ic_make_global_vars): New function
14353 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14354 (tree_gen_ic_profiler): New function
14355 (tree_gen_ic_func_profiler): New function
14356 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14357 (tree_profile_hooks): Added hook for indirec/virtual calls
14358 * value-prof.c (tree_find_values_to_profile): New case for
14360 (tree_values_to_profile): Call for determining indirect/virtual
14362 (tree_indirect_call_to_profile): New function
14363 (tree_ic_transform): New function
14364 (tree_ic): New function
14365 (find_func_by_pid): New function
14366 (init_pid_map): New function
14367 (tree_value_profile_transformations): Added check for
14368 indirect/virtual call transformation
14369 * value-prof.h (enum hist_type): New counter type for
14370 indirect/virtual calls
14371 (profile_hooks): Added new hook for profiling indirect/virtual
14373 * profile.c (instrument_values): New case for indirect/virtual
14375 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14376 (GCOV_COUNTER_V_INDIR): New counter type
14377 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14378 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14380 * cgraph.c: Definition of cgraph_max_pid
14381 (cgraph_create_node): Default init of pid attribute
14382 * cgraph.h: Declaration of cgraph_max_pid
14383 (struct cgraph_node): Added pid attribute
14384 * libgcov.c (__gcov_indirect_call_profiler): New function
14385 (__gcov_one_value_profiler_body): New function
14386 (__gcov_one_value_profiler): Body was moved to
14387 __gcov_one_value_profiler_body and calls it
14389 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14391 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14392 * gengtype.c (write_types_data, write_func_for_structure,
14393 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14394 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14395 (walk_type, write_func_for_structure): Generate the mark_hook if
14398 2007-01-19 Jan Hubicka <jh@suse.cz>
14400 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14401 'early' argument take inlining mode argument specifying whether to
14402 inline for size/speeed or all functions; add support for flattening;
14404 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14406 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14409 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14410 the name of the declared identifier.
14412 2007-01-19 Dirk Mueller <dmueller@suse.de>
14414 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14415 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14416 duplicate evaluation.
14418 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14420 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14421 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14422 to XFMode, use acosxf2 and truncate result to requested mode.
14423 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14424 (asin<mode>2): Similarly, with asin expanders.
14425 (*fscalexf4_i387): Rename from *fscalexf4.
14426 (expNcorexf3): New expander.
14427 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14428 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14429 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14430 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14431 patterns for SSE math.
14432 (exp10<mode>2): Similarly, with exp10 expanders.
14433 (exp2<mode>2): Similarly, with exp2 expanders.
14434 (expm1<mode>2): Similarly, with expm1 expanders.
14435 (ldexp<mode>3): Similarly, with ldexp expanders.
14436 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14437 Use gen_truncxf<mode>2_i387_noop to truncate result.
14439 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14441 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14442 for ColdFire targets.
14444 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14445 Richard Sandiford <richard@codesourcery.com>
14447 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14448 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14449 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14450 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14451 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14452 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14454 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14456 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14457 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14458 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14459 (*adddi_dilshr32_cf): New pattern.
14460 (adddi3, subdi3): Remove first alternatives.
14462 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14464 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14465 implemented using move.l, do not use its cc result for floating-point
14468 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14470 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14471 from accepting 's' constraints if flag_pic.
14473 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14475 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14476 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14477 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14478 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14480 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14482 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14483 ColdFire alternatives.
14484 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14485 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14486 architectures that support ff1 instruction.
14488 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14489 Julian Brown <julian@codesourcery.com>
14491 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14492 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14493 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14496 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14498 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14500 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14501 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14502 HOST_WIDE_INT instead of an rtx.
14503 (m68k_rtx_costs): Update call accordingly.
14504 (output_move_const_into_data_reg): Likewise. Fix formatting.
14505 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14507 (output_move_simode_const): Update calls after above changes.
14508 Rework to use automatic variables and predicates like MEM_P.
14509 * config/m68k/m68k.md (pushexthisi_const): Update call to
14512 2007-01-19 Dirk Mueller <dmueller@suse.de>
14514 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14515 in dump_flags test.
14517 2007-01-19 Richard Guenther <rguenther@suse.de>
14519 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14520 via cexp in case sincos is not available.
14522 2007-01-19 Richard Guenther <rguenther@suse.de>
14524 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14525 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14526 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14527 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14528 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14529 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14530 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14531 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14533 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14535 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14537 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14538 (atan2xf3): Directly generate RTL pattern.
14539 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14540 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14541 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14542 disable patterns for SSE math.
14543 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14544 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14545 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14546 disable patterns for SSE math.
14548 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14550 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14552 2007-01-18 Roger Sayle <roger@eyesopen.com>
14554 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14555 VIEW_CONVERT_EXPR to the same type as it's operand.
14557 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14559 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14560 configured for long double 128.
14562 2007-01-18 Mike Stump <mrs@apple.com>
14564 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14567 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14569 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14572 2007-01-18 Jan Hubicka <jh@suse.cz>
14574 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14575 greater than NUM_VOP_FREE_BUCKETS.
14577 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14579 * tree-ssa-structalias.c: Update comments.
14580 (ptabitmap_obstack): Removed.
14581 (pta_obstack): New.
14582 (oldpta_obstack): Ditto.
14583 (stats): Add a few members.
14584 (struct variable_info): Remove node, complex, address_taken, and
14585 indirect_target members. Add oldsolution member.
14586 (new_var_info): Do not initialize removed members.
14587 (constraint_expr_type): Remove INCLUDES.
14588 (constraint_graph): Add size, implicit_preds, rep,
14589 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14590 (FIRST_REF_NODE): New macro.
14591 (LAST_REF_NODE): Ditto.
14592 (FIRST_ADDR_NODE): Ditto.
14593 (find): New function.
14595 (dump_constraint): Do not handle INCLUDES.
14596 (insert_into_complex): Do not insert duplicate constraints.
14597 (condense_varmap_nodes): Renamed and rewritten into ...
14598 (merge_node_constraints): This. Also fix bug in handling of
14599 offseted copy constraints.
14600 (clear_edges_for_node): No longer need to deal with preds at all,
14601 or removing associated preds/succs.
14602 (merge_graph_nodes): Deal with indirect_cycles.
14603 Don't deal with predecessors.
14604 (add_implicit_graph_edge): New function.
14605 (add_pred_graph_edge): Ditto.
14606 (add_graph_edge): Don't deal with predecessors.
14607 (build_constraint_graph): Removed.
14608 (build_pred_graph): New function.
14609 (build_succ_graph): Ditto.
14610 (struct scc_info): Removed in_component. Added roots, dfs, and
14611 node_mapping. Remove visited_index, unification_queue.
14612 (scc_visit): Deal with union-find we do now.
14613 Deal with cycles with REF nodes.
14614 (collapse_nodes): Renamed and rewritten to ...
14615 (unify_nodes): This.
14616 (process_unification_queue): Removed.
14617 (topo_visit): Cleanup
14618 (do_da_constraint): Use find.
14619 (do_sd_constraint): Ditto.
14620 (do_ds_constraint): Ditto.
14621 (do_complex_constraint): Ditto.
14622 (init_scc_info): Update for removed and added members.
14623 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14624 (find_indirect_cycles): This.
14625 (equivalence_class): New variable.
14626 (label_visit): New function.
14627 (perform_variable_substitution): Rewritten.
14628 (free_var_substitution_info): New function.
14629 (find_equivalent_node): Ditto.
14630 (move_complex_constraints): Ditto.
14631 (eliminate_indirect_cycles): Ditto.
14632 (solve_graph): Only propagate changed bits.
14633 Use indirect cycle elimination.
14635 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14636 (tree_id_eq): Renamed to ...
14637 (tree_vi_eq): This. Update for member change
14638 (insert_id_for_tree): Renamed and rewritten to ...
14639 (insert_vi_for_tree): This.
14640 (lookup_id_for_tree): Renamed and rewritten to ...
14641 (lookup_vi_for_tree): This.
14642 (get_id_for_tree): Renamed and rewritten to ...
14643 (get_vi_for_tree): Ditto.
14644 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14645 (process_constraint): Don't handle INCLUDES.
14646 Remove special ADDRESSOF case.
14647 (find_func_aliases): Rewrite to use vi functions instead of id
14649 (create_function_info_for): Ditto.
14650 (create_variable_info_for): Ditto.
14651 (intra_create_variable_infos): Ditto.
14652 (merge_smts_into): Ditto.
14653 (find_what_p_points_to): Ditto.
14654 (init_base_vars): Ditto.
14655 (init_alias_vars): Ditto.
14656 (remove_preds_and_fake_succs): New function.
14657 (dump_sa_points_to_info): Dump new stats.
14658 (dump_solution_for_var): Use find.
14659 (set_used_smts): Fix formatting.
14660 (compute_points_to_sets): Updated for new functions.
14661 (ipa_pta_execute): Ditto.
14663 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14664 Richard Sandiford <richard@codesourcery.com>
14666 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14668 * calls.c (expand_call): If the return value is a PARALLEL,
14669 extract its first member.
14670 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14671 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14672 use FUNCTION_EXTRA_EPILOGUE.
14673 (m68k_function_value): Return a PARALLEL if the return value
14674 is of a pointer type.
14675 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14676 (FUNCTION_EXTRA_EPILOGUE): Remove.
14677 * config/m68k/m68k.md (D0_REG): New constant.
14679 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14681 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14682 output a NOP for empty epilogues.
14684 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14686 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14687 before function. Extend register save check to include all
14688 registers, not just integer ones.
14690 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14692 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14693 (m68k_use_return_insn): ...this.
14694 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14695 * config/m68k/m68k.c (use_return_insn): Rename to...
14696 (m68k_use_return_insn): ...this.
14697 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14698 of USE_RETURN_INSN.
14700 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14702 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14703 nearest even, fix denormal rounding overflow.
14705 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14707 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14708 f%$smove and f%$move.
14709 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14710 (extendsfdf2_cf): Use fdmove instead of f%&move.
14711 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14712 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14714 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14716 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14719 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14721 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14722 (coldfire_single_format): Declare.
14723 (coldfire_double_format): Likewise.
14724 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14725 of qnan_msb_set to determine the lower bits of a canonical
14727 (encode_ieee_double): Likewise.
14728 (encode_ieee_quad): Likewise.
14729 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14730 (mips_single_format): Likewise.
14731 (ieee_double_format): Likewise.
14732 (mips_double_format): Likewise.
14733 (ieee_extended_motorola_format): Likewise.
14734 (ieee_extended_intel_96_format): Likewise.
14735 (ieee_extended_intel_128_format): Likewise.
14736 (ieee_extended_intel_96_round_53_format): Likewise.
14737 (ibm_extended_format): Likewise.
14738 (mips_extended_format): Likewise.
14739 (ieee_quad_format): Likewise.
14740 (mips_quad_format): Likewise.
14741 (vax_f_format): Likewise.
14742 (vax_d_format): Likewise.
14743 (vax_g_format): Likewise.
14744 (i370_single_format): Likewise.
14745 (i370_double_format): Likewise.
14746 (decimal_single_format): Likewise.
14747 (decimal_double_format): Likewise.
14748 (decimal_quad_format): Likewise.
14749 (c4x_single_format): Likewise.
14750 (c4x_extended_format): Likewise.
14751 (real_internal_format): Likewise.
14752 (coldfire_single_format): New real_format.
14753 (coldfire_double_format): Likewise.
14754 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14755 canonical_nan_lsbs_set.
14756 (pdp11_d_format): Likewise.
14757 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14758 if TARGET_COLDFIRE_CPU.
14760 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14762 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14763 (output_call, m68k_legitimize_call_address): Declare.
14764 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14765 parenthesees. Add support for a 'W' constraint.
14766 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14767 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14768 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14769 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14771 (override_options): Initialize them. Do not set flag_no_function_cse
14772 for TARGET_ID_SHARED_LIBRARY.
14773 (m68k_output_pic_call): Delete.
14774 (m68k_legitimize_call_address): New function.
14775 (print_operand): Remove the %o prefix. Handle the %p prefix.
14776 (output_call): New function.
14777 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14778 target address from the GOT if symbolic jumps are not allowed.
14779 * config/m68k/m68k.md (call, general_operand): Do not set
14780 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14781 Merge separate flag_pic and !flag_pic define_insns into...
14782 (*call, *call_value): ...these new patterns. Match the address
14783 rather than the containing MEM and require it to be a call_operand.
14784 Use output_call to generate the asm template.
14785 * config/m68k/predicates.md (const_call_operand): New predicate.
14786 (call_operand): Likewise.
14788 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14790 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14791 (STACK_GROWS_DOWNWARD): Define to 1.
14792 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14793 comments, emphasizing that these values are only defaults.
14794 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14795 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14797 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14799 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14801 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14802 Richard Sandiford <richard@codesourcery.com>
14804 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14805 (FP_REGNO_P): New macros.
14806 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14807 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14808 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14809 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14811 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14813 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14814 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14816 * config/m68k/t-floatlib: New file, extracting common code from...
14817 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14818 * config/m68k/t-uclinux: Here.
14819 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14820 routines on ColdFire targets.
14822 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14824 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14825 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14826 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14827 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14828 explicitly set MOTOROLA to 1.
14829 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14831 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14832 Nathan Sidwell <nathan@codesourcery.com>
14834 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14835 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14836 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14837 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14838 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14839 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14840 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14841 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14842 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14843 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14844 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14845 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14846 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14847 (DBX_REGISTER_NUMBER): Delete.
14848 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14849 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14850 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14852 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14854 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14855 * config/flat.h: New file.
14856 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14857 OBJECT_FORMAT_FLAT.
14858 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14859 indirect references for -msep-data or -mid-shared-library.
14860 Do not use PC-relative code addresses either.
14861 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14863 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14864 for shared libraries and crt1.o for executables. Use crti.o and
14866 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14867 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14868 Do not add -elf2flt or -shared-lib-id options here.
14869 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14870 Pass -shared-lib-id if -mid-shared-library, taking the library
14871 identifier from -mshared-library-id if given, otherwise
14873 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14874 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14875 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14876 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14877 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14878 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14880 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14881 jump sequence for ISA A and ISA A+.
14882 (PICJUMP): Likewise.
14884 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14886 * config.gcc (m68k-*-uclinux*): Base the port on the common
14887 and m68k GNU/Linux files rather than on the generic ELF ones.
14888 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14889 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14891 2007-01-18 Julian Brown <julian@codesourcery.com>
14892 Richard Sandiford <richard@codesourcery.com>
14894 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14895 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14896 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14898 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14899 80 unconditionally.
14900 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14902 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14904 * doc/install.texi: Document m68k-uclinuxoldabi.
14905 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14906 * config/m68k/uclinux-oldabi.h: New file, copied from
14907 config/m68k/uclinux.h.
14909 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14911 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14912 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14913 (m32r_compute_frame_size): Use unsigned for regno.
14914 (m32r_reload_lr): Use gen_frame_mem.
14916 (m32r_output_function_epilogue): Don't output the function epilogue
14918 (m32r_expand_epilogue): New.
14919 (direct_return): Return false if the function has the interrupt
14921 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14922 * config/m32r/m32r.md (epilogue): New expander.
14923 (return_lr, return_rte): New insns.
14924 (return): Make it expander.
14925 (return_normal): New expander.
14927 2007-01-18 Josh Conner <jconner@apple.com>
14930 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14931 support for UNLE, UNLT, UNGE, and UNGT.
14933 2007-01-18 Jan Hubicka <jh@suse.cz>
14935 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
14936 * tree-tailcall (add_virtual_phis): Likewise.
14937 (optimize_tail_call): Return TODOs.
14938 (execute_tail_calls): Return TODOs.
14939 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
14940 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
14942 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14943 Cleanup cfg using TODO.
14944 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14945 * passes.c (execute_function_todo): When cleanup did something, remove
14947 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14948 (make_edges): Don't cleanup_cfg.
14950 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
14952 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
14953 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
14954 operate on the top of stack.
14955 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
14956 register handling of instructions that output to the second
14958 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
14959 (move_for_stack_reg): Special-case check for dead destination
14960 stack slot for constant load of 1.0 inside UNSPEC_TAN.
14962 * config/i386/i386.md (UNSPEC_TAN): New constant.
14963 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
14964 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
14965 to correctly model move of constant 1.0 to top stack slot.
14966 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
14967 (unnamed peephole2 pattern): Remove corresponding peephole2
14968 pattern that optimizes tan insn and loading of constant 1.0.
14969 (tanxf2): Use fptanxf4_i387.
14970 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
14971 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
14972 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14973 disable patterns for SSE math.
14974 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
14975 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
14977 2007-01-18 Dirk Mueller <dmueller@suse.de>
14978 Richard Guenther <rguenther@suse.de>
14981 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
14982 * common.opt (Warray-bounds): Add new warning option.
14983 * c-opts.c (c_common_handle_option): Define -Warray-bounds
14985 * Makefile.in: make tree-vrp.o depend on toplev.h
14986 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
14988 (check_array_refs, check_array_bounds, check_array_ref): New.
14990 2007-01-18 Jan Hubicka <jh@suse.cz>
14992 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
14993 (execute_ssa_ccp): Return flags conditionally.
14994 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
14996 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
14998 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15000 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15001 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15003 * Makefile.c (GTFILES): Add cfglayout.h.
15004 * gengtype.c (open_base_files): Likewise.
15005 * cfglayout.c (cfg_layout_function_footer,
15006 cfg_layout_function_header) Reindent to make gengtype happy.
15007 * cfglayout.h (cfg_layout_function_footer,
15008 cfg_layout_function_header): Add GTY(()) marker.
15010 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15012 2007-01-18 Ben Elliston <bje@au.ibm.com>
15014 * genautomata.c (write_automata): Include xstrerror output in the
15015 error message if writing the DFA description file fails.
15017 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15019 * config/mips/mips-protos.h (mips_output_external): Make it
15021 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15022 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15023 (extern_list): Likewise.
15024 (extern_head): Likewise.
15025 (TARGET_ASM_FILE_END): Likewise.
15026 (mips_file_end): Likewise.
15027 (mips_output_external): Rewritten.
15029 2007-01-18 Ben Elliston <bje@au.ibm.com>
15031 * genpreds.c (write_insn_preds_c): Only write out the function
15032 body for regclass_for_constraint if we have register constraints.
15034 2007-01-17 Tom Tromey <tromey@redhat.com>
15036 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15037 * doc/install.texi (Testing): Use sourceware.org.
15038 (Binaries): Likewise.
15039 (Specific): Likewise.
15040 * doc/contrib.texi (Contributors): Use sourceware.org.
15042 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15044 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15045 (AVR_ENHANCED): Rename to ...
15046 (AVR_HAVE_MUL): ... new.
15047 (avr_enhanced_p): Rename to ...
15048 (avr_have_mul_p): ... new.
15049 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15050 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15051 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15052 (avr_have_mul_p): ... new.
15053 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15054 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15055 'avr_enhanced_p' and 'enhanced'.
15056 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15057 AVR_HAVE_MUL instead of AVR_ENHANCED.
15058 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15059 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15060 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15061 instead of AVR_ENHANCED.
15062 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15063 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15064 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15066 2007-01-17 Ian Lance Taylor <iant@google.com>
15068 * vec.h (VEC_reserve_exact): Define.
15069 (vec_gc_p_reserve_exact): Declare.
15070 (vec_gc_o_reserve_exact): Declare.
15071 (vec_heap_p_reserve_exact): Declare.
15072 (vec_heap_o_reserve_exact): Declare.
15073 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15075 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15076 negative parameter.
15077 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15078 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15079 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15080 * vec.c (calculate_allocation): Add exact parameter. Change all
15082 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15083 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15084 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15085 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15086 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15087 (vec_heap_p_reserve_exact): New function.
15088 (vec_heap_o_reserve_exact): New function.
15090 2007-01-17 Jan Hubicka <jh@suse.cz>
15092 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15094 2007-01-17 Eric Christopher <echristo@apple.com>
15096 * config.gcc: Support core2 processor.
15098 2007-01-16 Jan Hubicka <jh@suse.cz>
15100 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15101 the names, just unlink the chain so we don't crash on dangling pointers
15104 2007-01-16 Jan Hubicka <jh@suse.cz>
15106 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15107 * tree-pass.h: Reorder to make IPA passes appear toegher.
15108 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15109 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15110 parameters, do not call early inliner.
15111 * ipa-inline.c: Update comments. Include tree-flow.h
15112 (cgraph_decide_inlining): Do not compute inlining parameters.
15113 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15114 be called with function context set up.
15115 (pass_ipa_inline): Remove unreachable functions before pass.
15116 (cgraph_early_inlining): Simplify assuming to be called from the
15118 (pass_early_inline): New pass.
15119 (cgraph_gate_ipa_early_inlining): New gate.
15120 (pass_ipa_early_inline): Turn into simple wrapper.
15121 (compute_inline_parameters): New function.
15122 (gate_inline_passes): New gate.
15123 (pass_inline_parameters): New pass.
15124 (apply_inline): Move here from tree-optimize.c
15125 (pass_apply_inline): New pass.
15126 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15128 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15129 doing them by hand.
15130 (tree_function_versioning): Do not allocate dummy struct function.
15131 * tree-inline.h (optimize_inline_calls): Update prototype.
15132 * tree-optimize.c (execute_fixup_cfg): Export.
15133 (pass_fixup_cfg): Remove
15134 (tree_rest_of_compilation): Do not apply inlines.
15135 * tree-flow.h (execute_fixup_cfg): Declare.
15136 * Makefile.in (gt-passes.c): New.
15137 * passes.c: Include gt-passes.h
15138 (init_optimization_passes): New passes.
15139 (nnodes, order): New static vars.
15140 (do_per_function_toporder): New function.
15141 (execute_one_pass): Dump current pass here.
15142 (execute_ipa_pass_list): Don't dump current pass here.
15144 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15146 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15147 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15149 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15151 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15152 (strong_alias): Define.
15153 (__gcc_qmul): Provide non-FMA for soft-float.
15154 (__gcc_qdiv): Same.
15159 (__gcc_qunord): New.
15169 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15170 soft-float functions.
15171 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15172 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15173 about long double soft float.
15175 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15176 Tehila Meyzels <tehila@il.ibm.com>
15178 * tree-vectorizer.h (is_pattern_stmt_p): New.
15179 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15180 formatting (tabs instead of spaces). Cleanup and clarify setting
15181 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15182 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15183 (vectorizable_type_demotion): Check that types are integral.
15184 (vectorizable_type_promotion): Likewise.
15185 (vectorizable_store): Fix typo. Eliminate new-line at end of
15188 2007-01-16 Jan Hubicka <jh@suse.cz>
15190 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15193 2007-01-15 Eric Christopher <echristo@apple.com>
15195 * ifcvt.c: Include vec.h, vecprim.h.
15196 (check_cond_move_block): New argument regs.
15197 Reorganize. Add registers used to regs.
15198 (cond_move_process_if_block): Use regs set above as
15201 2007-01-15 Eric Christopher <echristo@apple.com>
15203 * config/darwin.h: Update copyright.
15204 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15205 (LINK_COMMAND_SPEC): Add -u.
15206 (LINK_SPEC): Fix umbrella for above.
15208 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15210 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15213 2007-01-15 Tom Tromey <tromey@redhat.com>
15215 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15216 * doc/install.texi (Testing): Don't mention jacks.
15217 (Configuration): Document --enable-java-maintainer-mode. Move
15218 --with-java-home to libgcj-specific section. Document
15220 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15222 2007-01-15 Jan Hubicka <jh@suse.cz>
15224 * tree-ssa-dce.c (DCE_TODOs): New.
15225 (propagate_necessity): Return if something changed.
15226 (eliminate_unnecessary_stmts): Likewise.
15227 (perform_tree_ssa_dce): Return TODO flags when needed.
15228 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15230 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15232 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15233 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15234 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15235 patterns using X87MODEF12 mode macro. Extend operand 1
15236 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15237 (log10<mode>2): Ditto.
15238 (log2<mode>2): Ditto.
15239 (log1p<mode>2): Ditto.
15240 (logb<mode>2): Ditto.
15241 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15242 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15243 (*fxtractxf3_i387): Rename from *fxtractxf3.
15244 (fxtract_extend<mode>xf3_i387): New insn pattern.
15245 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15246 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15247 and gen_fyl2xxf3_i387().
15249 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15251 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15252 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15253 get_loop_exit_edges. Changed return type to bool.
15254 * cfgloop.h (fix_loop_placement): Declaration removed.
15256 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15258 * param.h (MIN_VECT_LOOP_BOUND): New.
15259 * params.def (MIN_VECT_LOOP_BOUND): New.
15260 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15261 argument - minimum threshold for number of iterations.
15262 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15263 argument to declaration.
15264 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15265 MIN_VECT_LOOP_BOUND.
15266 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15267 slpeel_tree_peel_loop_to_edge with additional argument.
15268 (vect_do_peeling_for_alignment): Likewise.
15269 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15271 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15274 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15275 operands of size 1.
15277 2007-01-14 Jan Hubicka <jh@suse.cz>
15279 * tree-dfa.c (remove_referenced_var): New function.
15280 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15281 prune referenced vars list too.
15282 * tree-flow.h (remove_referenced_var): Declare.
15284 2007-01-14 Jan Hubicka <jh@suse.cz>
15286 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15288 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15289 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15290 * except.h (verify_eh_throw_table_statements): Kill prototype.
15291 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15292 into call exrepssions.
15293 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15295 * tree-cfg.c: Include pointer-set.h.
15296 (verify_node_sharing): Work on pointer set.
15297 (verify_eh_throw_stmt_node): New.
15298 (verify_stmts): Use pointers sets, verify throw_stmt.
15300 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15302 * ipa-reference.c (analyze_function): Consider also addresses taken
15305 2007-01-12 Roger Sayle <roger@eyesopen.com>
15307 * c-typeck.c (null_pointer_constant_p): Replace use of
15308 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15309 (build_c_cast): Likewise.
15311 2007-01-12 Roger Sayle <roger@eyesopen.com>
15313 * tree.h (force_fit_type_double): Remove unused final argument.
15314 * c-common.c (constant_expression_warning): Replace use of
15315 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15316 (convert_and_check): Likewise.
15317 (shorten_compare): Update call to force_fit_type_double.
15318 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15319 * convert.c (convert_to_pointer): Update call to
15320 force_fit_type_double.
15321 * fold-const.c (force_fit_type_double): Remove overflowed_const
15323 (int_const_binop, fold_convert_const_int_from_int,
15324 fold_convert_const_int_from_real, fold_div_compare,
15325 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15326 fold_abs_const, fold_not_const): Remove the final argument from
15327 calls to force_fit_type_double.
15329 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15331 * configure.ac: Set insn to "nop" for spu-*-* also.
15332 * configure: Regenerate.
15334 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15336 * builtins.def : Add BUILT_IN_FREE.
15338 2007-01-12 Jan Hubicka <jh@suse.cz>
15340 PR tree-optimization/30443
15341 * tree-inline.c (tree_function_versioning): Do not optimize when
15342 cloning for inlining.
15344 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15346 * doc/loop.texi: Document recording of loop exits.
15347 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15348 (update_single_exits_after_duplication,
15349 update_single_exit_for_duplicated_loop,
15350 update_single_exit_for_duplicated_loops): Removed.
15351 (duplicate_loop_to_header_edge): Do not call
15352 update_single_exits_after_duplication and
15353 update_single_exit_for_duplicated_loops.
15354 (loop_version): Do not update single_exit information.
15355 (fix_loop_structure): Use record_loop_exits instead of
15356 mark_single_exit_loops.
15357 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15358 the lists of loop exits.
15359 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15360 split_edge, merge_blocks): Update the lists of loop exits.
15361 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15362 loop_optimizer_init.
15363 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15364 of mark_single_exit_loops.
15365 (loop_optimizer_finalize): Call release_recorded_exits.
15366 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15367 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15368 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15369 update single exit information.
15370 * lambda-code.c (perfect_nestify): Ditto.
15371 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15372 (mark_single_exit_loops): Removed.
15373 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15374 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15375 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15377 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15378 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15379 (verify_loop_structure): Verify consistency of the exit lists.
15380 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15381 (set_single_exit): Removed.
15382 * cfgloop.h (struct loop_exit): New function.
15383 (struct loop): single_exit_ field replaced by exits field.
15384 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15385 (struct loops): Added exits hash.
15386 (mark_single_exit_loops, set_single_exit): Declaration removed.
15387 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15389 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15391 * doc/invoke.texi: Avoid use of @headitem.
15393 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15395 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15397 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15399 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15402 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15403 Richard Sandiford <richard@codesourcery.com>
15405 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15406 * config/m68k/m68k.opt: Resort options.
15407 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15409 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15410 Richard Sandiford <richard@codesourcery.com>
15412 * doc/invoke.texi: Document the macros that are defined by
15413 m68k's -mtune and -mhard-float options.
15414 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15415 (m68k_cpp_cpu_family): Likewise.
15416 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15417 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15418 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15419 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15420 (m68k_cpp_cpu_family): Likewise.
15422 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15424 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15425 macros besides mc68000 as tuning macros. Use a switch statement
15426 to set them and mcpu32.
15428 2007-01-12 Julian Brown <julian@codesourcery.com>
15430 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15431 (TARGET_68040_ONLY): Rename to...
15432 (TARGET_68040): ...this.
15433 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15434 * config/m68k/m68k.md: Likewise.
15436 2007-01-12 Julian Brown <julian@codesourcery.com>
15437 Nathan Sidwell <nathan@codesourcery.com>
15438 Richard Sandiford <richard@codesourcery.com>
15440 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15441 the -mcpu= argument associated with the --with-cpu setting.
15442 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15443 if different from the one implied by the -mcpu setting.
15444 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15445 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15446 * doc/invoke.texi: Mention ColdFire in the introduction to the
15447 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15448 -mno-div and -mhard-float options. Make -m68881 a synonym for
15449 -mhard-float. Document the previously-undocumented -m5206e,
15450 -m528x, -m5307 and -m5407 options. Tweak the existing option
15451 documentation for consistency.
15452 * doc/install.texi: Mention new --with-cpu arguments.
15453 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15454 default CPU if neither -mcpu nor -march are specified.
15455 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15456 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15457 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15458 using m68k_tune to decide between families that implement the
15459 same ISA. Use m68k_tune to set __mcfv4e__.
15460 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15461 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15462 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15463 (FL_ISA_C, FL_ISA_MMU): New macros.
15464 (MASK_COLDFIRE): Delete.
15465 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15466 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15467 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15468 (TARGET_HARD_FLOAT): Do not define here.
15469 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15470 (TUNE_68000): New macro.
15471 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15472 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15473 (TUNE_CFV2): Redefine in terms of m68k_tune.
15474 (uarch_type, target_device, fpu_type): New enums.
15475 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15476 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15477 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15478 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15479 (FL_FOR_isa_c): New macros.
15480 (m68k_isa): New enum.
15481 (m68k_target_selection): New structure.
15482 (all_devices, all_isas, all_microarchs): New tables.
15483 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15484 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15485 (MASK_ALL_CPU_BITS): Delete.
15486 (m68k_find_selection): New function.
15487 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15488 Map the legacy target options to a combination of the new ones.
15489 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15490 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15491 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15493 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15494 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15496 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15497 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15498 * config/m68k/m68k-devices.def: New file.
15500 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15501 Nathan Sidwell <nathan@codesourcery.com>
15503 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15504 (SUBTARGET_EXTRA_SPECS): New macros.
15505 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15506 use %(asm_cpu_spec) instead.
15507 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15508 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15509 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15510 (EXTRA_SPECS): Rename to...
15511 (SUBTARGET_EXTRA_SPECS): ...this.
15513 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15514 Richard Sandiford <richard@codesourcery.com>
15515 Julian Brown <julian@codesourcery.com>
15517 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15518 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15519 to the configuration's default CPU.
15520 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15521 Remove default masks.
15522 (m680[012]0-*-*): Set the default with_cpu to the first part of
15524 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15525 (m68k*-*-linux): Extend the --with-cpu handling to...
15526 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15527 and m68010. Don't set target_cpu_default2.
15528 * doc/install.texi: Document --with-cpu for m68k.
15529 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15530 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15531 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15532 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15533 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15534 (ASM_SPEC): Remove use of %(asm_cpu_default).
15535 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15536 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15537 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15538 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15539 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15540 (TARGET_DEFAULT): Delete.
15541 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15542 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15543 (CPP_CPU_SPEC): Delete.
15544 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15545 the appropriate string.
15546 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15547 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15548 (ASM_SPEC): Don't use %(asm_default_spec).
15549 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15550 TARGET_DEFAULT and add MASK_68881.
15551 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15553 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15555 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15556 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15557 MASK_68010 alongside MASK_68020.
15558 * doc/invoke.texi: Document -m68010.
15559 * config/m68k/m68k.opt (m68010): New.
15560 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15562 (TUNE_68010): New macro.
15563 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15564 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15565 (M68K_CPU_m68332): Add MASK_68010.
15566 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15567 fallback definition.
15568 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15570 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15571 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15572 to all entries that use MASK_68020.
15573 (output_move_simode_const, output_move_himode, output_move_qimode)
15574 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15575 instead of TARGET_68020 to select clr behavior. Remove comment
15576 about there being no TARGET_68010.
15577 * config/m68k/m68k.md: Likewise throughout.
15579 2007-01-12 Julian Brown <julian@codesourcery.com>
15581 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15582 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15583 * config/m68k/m68k.md: Likewise.
15585 2007-01-12 Julian Brown <julian@codesourcery.com>
15587 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15588 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15590 2007-01-12 Julian Brown <julian@codesourcery.com>
15592 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15593 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15594 * config/m68k/m68k.md: Likewise.
15596 2007-01-12 Julian Brown <julian@codesourcery.com>
15597 Richard Sandiford <richard@codesourcery.com>
15599 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15600 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15601 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15603 (TARGET_CPU32): Rename to...
15604 (TUNE_CPU32): ...this.
15605 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15606 (TUNE_CFV2): New macros.
15607 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15608 remove conditions that are implied by TARGET_68020.
15609 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15610 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15611 (m68k_output_function_epilogue): Likewise.
15612 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15613 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15614 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15615 non-68000 timings. Refactor multiplication and division costs.
15616 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15617 TUNE_CPU32 instead of TARGET_CPU32.
15618 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15619 and TUNE_68060 instead of TARGET_68060.
15620 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15621 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15623 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15624 && !TARGET_COLDFIRE" to choose between moveq and clr.
15625 Likewise in the unnamed movsf pattern.
15626 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15627 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15630 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15632 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15633 of tabbing before backslashes.
15635 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15637 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15638 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15639 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15641 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15643 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15644 find_interesting_uses_cond.
15645 (find_interesting_uses_cond): Use extract_cond_operands.
15646 (rewrite_use_compare): Use extract_cond_operands and
15647 force_gimple_operand_bsi. Do not call update_stmt.
15648 (determine_use_iv_cost_condition): Use extract_cond_operands.
15649 Return cheaper of using original bound and changing the exit bound.
15651 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15653 PR tree-optimization/29516
15654 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15655 most_expensive_mult_to_index, addr_to_parts,
15656 create_mem_ref, maybe_fold_tmr): Make the type of
15657 fields of TARGET_MEM_REF sizetype.
15658 (move_fixed_address_to_symbol, move_pointer_to_base):
15660 * tree.def (TARGET_MEM_REF): Add comment on types of
15663 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15665 * c-common.c (vector_types_convertible_p): Treat opaque types as
15666 always convertible if they have the same size, but not otherwise.
15668 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15670 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15671 Remove the b_unconditional field.
15672 (noce_try_sign_mask): Do not look at b_unconditional.
15673 (noce_process_if_block): Do not use merge_if_blocks. Update
15674 the CFG here. Do not set b_unconditional.
15675 (cond_move_process_if_block): Likewise.
15676 (find_cond_trap): Likewise.
15677 (check_cond_move_block): Require simple jump insns at the end
15678 of the basic block.
15680 2007-01-11 Jan Hubicka <jh@suse.cz>
15682 PR tree-optimization/1046
15683 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15684 when alias info is not ready.
15685 (pass_tail_recursion): Do not require aliasing.
15686 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15687 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15688 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15689 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15690 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15691 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15692 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15694 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15695 When aliasing is not build, mark statement as volatile.
15697 2007-01-11 Tom Tromey <tromey@redhat.com>
15699 PR preprocessor/15185, PR preprocessor/20989:
15700 * doc/cppopts.texi <-MT>: Update description of algorithm for
15701 computing default target.
15702 <-M, -MD>: Reword "basename" text.
15704 2007-01-11 Roger Sayle <roger@eyesopen.com>
15706 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15707 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15708 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15709 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15710 fold_builtin_bswap, real_constp, fold_builtin_pow,
15711 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15712 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15713 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15714 * convert.c (convert_to_pointer): Likewise.
15715 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15716 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15717 const_binop, fold_convert_const_int_from_int,
15718 fold_convert_const_int_from_real,
15719 fold_convert_const_real_from_real, sign_bit_p,
15720 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15721 fold_sign_changed_comparison, fold_unary, fold_comparison,
15722 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15723 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15724 * print-tree.c (print_node_brief, print_node): Likewise.
15725 * stor-layout.c (place_field, layout_type): Likewise.
15726 * tree-chrec.c (keep_cast): Likewise.
15727 * tree.c (build_vector, build_real, build_real_from_int_cst,
15728 build_complex): Likewise.
15730 2007-01-11 Roger Sayle <roger@eyesopen.com>
15732 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15733 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15735 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15737 * configure.ac (strict1_warn): Rename to strict_warn.
15738 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15739 cc_set_by_configure, quoted_cc_set_by_configure,
15740 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15741 all_boot_languages, all_stagestuff): Remove.
15742 (target_list): Remove bootstrap targets.
15743 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15744 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15745 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15746 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15747 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15748 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15749 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15750 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15751 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15752 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15753 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15754 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15755 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15756 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15757 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15758 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15759 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15760 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15761 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15762 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15763 (mostlyclean): Adjust.
15764 (clean, distclean): Don't mention bootstrap stuff.
15765 * configure: Regenerate.
15766 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15767 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15768 treelang/config-lang.in (stagestuff): Remove.
15769 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15770 stageprofile, stagefeedback, stagestuff): Remove mention.
15772 2007-01-11 Nick Clifton <nickc@redhat.com>
15774 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15776 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15777 (mcore_arith_K_S_operand): Run the test for the S constraint not
15778 the test for the M constraint.
15779 (mcore_addsub_operand): Do not accept integer values that are
15780 larger than 32 bits.
15781 * config/mcore/mcore.md: Remove unused constraints from split.
15782 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15783 (addsi3): Likewise.
15784 (allocate_stack): Likewise.
15785 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15786 operands to 32 bits.
15787 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15789 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15790 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15791 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15792 mcore_output_bclri, mcore_output_andn, output_inline_const,
15793 mcore_output_move, mcore_output_movedouble): Likewise.
15794 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15795 (output_inline_const): Likewise.
15796 (output_inline_const): Fix format strings used in sprintf
15798 * config/mcore/mcore-protos.h: Update prototypes for changed
15799 functions in mcore.c.
15800 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15801 HOST_WIDE_INT and not int.
15802 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15803 CONST_OK_FOR_N): Likewise.
15804 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15805 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15808 2007-01-10 Jan Hubicka <jh@suse.cz>
15810 * tree-vrp.c (remove_range_assertions): Release defs.
15811 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15812 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15814 2007-01-10 Paul Brook <paul@codesourcery.com>
15816 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15817 * config/arm/arm.md (mulsi3subsi): New insn.
15819 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15821 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15822 (tree_transform_and_unroll_loop): New.
15823 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15826 2007-01-10 Robert Kennedy <jimbob@google.com>
15828 * fold-const.c (fold_comparison): Fold comparisons like (x *
15829 1000 < 0) to (x < 0).
15831 2007-01-10 Ian Lance Taylor <iant@google.com>
15833 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15834 operands have the same priority.
15836 2007-01-10 Tom Tromey <tromey@redhat.com>
15838 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15839 (fold_binary): Likewise.
15840 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15841 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15842 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15843 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15844 * langhooks.h (struct lang_hooks): Removed field
15845 'can_use_bit_fields_p'.
15847 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15849 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15851 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15853 * function.c (get_last_funcdef_no): New function.
15854 * function.h (get_last_funcdef_no): Declare.
15855 * tree-inline.c (initialize_cfun): Add initialization.
15856 (tree_function_versioning): Cleanup.
15858 2007-01-10 Jan Hubicka <jh@suse.cz>
15860 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15863 2007-01-10 Sa Liu <saliu@de.ibm.com>
15864 Ben Elliston <bje@au.ibm.com>
15866 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15867 for SAVE_NONLOCAL and Pmode for any other save level.
15868 * spu-protos.h (spu_restore_stack_block): Declare.
15869 * spu.md (save_stack_block): Remove.
15870 (restore_stack_block): Call spu_restore_stack_block.
15871 * spu.c (spu_restore_stack_block): New function.
15872 (spu_expand_epilogue): Remove old comment.
15874 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15876 PR tree-optimization/30322
15877 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15878 (cand_value_at): Return the value as aff_tree.
15879 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15880 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15881 aff_combination_mult): New functions.
15882 (aff_combination_add): Use aff_combination_add_cst.
15883 (aff_combination_convert): Allow conversions to a wider type.
15884 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15885 * tree-affine.h (aff_combination_mult): Declare.
15887 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15889 * doc/tm.texi: Update documentation to reflect reality of exec
15890 and start file search behaviours. Update copyright year.
15891 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15892 header file directories.
15894 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15896 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15897 (*cosxf2): Rename to cosxf2_i387.
15898 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15899 using X87MODEF12 mode macro. Rename patterns to
15900 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15902 (*cosdf2, *cossf2): Ditto.
15903 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15904 to match extended input operands.
15905 (sincos<mode>3): New expander.
15906 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15907 insn patterns and corresponding splitters.
15909 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15911 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15912 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15914 2007-01-09 Nicolas Pitre <nico@cam.org>
15917 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15919 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15921 * target.h (struct gcc_target): New field library_rtti_comdat.
15922 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15923 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15924 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15925 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15927 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15929 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15931 2007-01-08 Richard Guenther <rguenther@suse.de>
15933 * tree.h (force_fit_type_double): Export.
15934 (force_fit_type): Remove.
15935 * fold-const.c (force_fit_type_double): New function.
15936 (force_fit_type): Remove.
15937 (int_const_binop): Use it.
15938 (fold_convert_const_int_from_int): Likewise.
15939 (fold_convert_const_int_from_real): Likewise.
15940 (fold_div_compare): Likewise.
15941 (fold_sign_changed_comparison): Likewise.
15942 (fold_unary): Likewise.
15943 (fold_negate_const): Likewise.
15944 (fold_abs_const): Likewise.
15945 (fold_not_const): Likewise.
15946 * c-common.c (shorten_compare): Use force_fit_type_double.
15947 * convert.c (convert_to_pointer): Likewise.
15949 2007-01-08 Richard Guenther <rguenther@suse.de>
15951 * tree.h (build_int_cst_wide_type): Export.
15952 * tree.c (build_int_cst_wide_type): New function.
15953 (build_int_cst_wide): Fix comment.
15954 * builtins.c (fold_builtin_object_size): Use build_int_cst
15955 to build -1 or 0 of the correct type. Use fit_double_type
15956 to check for overflow.
15957 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
15959 (decode_field_reference): Likewise.
15960 (all_ones_mask_p): Likewise.
15961 (native_interpret_int): Use build_int_cst_wide_type.
15962 (fold_binary): Use build_int_cst_type to build an all-ones
15964 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
15966 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
15968 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
15970 2007-01-09 Ben Elliston <bje@au.ibm.com>
15972 * genautomata.c (STATS_OPTION): New option.
15973 (stats_flag): New flag.
15974 (gen_automata_option): Handle it.
15975 (initiate_automaton_gen): Ditto.
15976 (write_automata): Output statistics only if stats_flag is
15977 set. Likewise, output time statistics only if time_flag is set.
15978 * doc/md.texi (Processor pipeline description): Document new flag.
15980 2007-01-08 Richard Guenther <rguenther@suse.de>
15982 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
15983 * tree.c (build_int_cst_type): Likewise.
15984 (size_in_bytes): Don't call force_fit_type on the result.
15985 (int_fits_type_p): Use fit_double_type.
15986 * fold-const.c (fit_double_type): New function.
15987 (force_fit_type): Use it.
15988 * tree.h (fit_double_type): Export.
15990 2007-01-08 Jan Hubicka <jh@suse.cz>
15992 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
15993 * ipa.c (function_and_variable_visibility): Fix return type.
15995 2007-01-08 Richard Guenther <rguenther@suse.de>
15997 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
15998 of offset to build the index.
15999 * tree-pretty-print.c (dump_generic_node): Don't build negated
16000 const just for printing.
16001 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16002 * builtins.c (fold_builtin_int_roundingfn): Check if result
16003 fits the type by using force_fit_type and comparing the result.
16004 * predict.c (predict_loops): Use compare_tree_int for comparison.
16005 * tree.c (build_int_cst): Fall back to integer_type_node for
16007 (build_int_cst_wide): Assert type is non-null.
16009 2007-01-08 Roberto Costa <roberto.costa@st.com>
16011 * tree-vrp.c (extract_range_from_cond_expr): New.
16012 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16013 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16015 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16016 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16017 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16018 used as expressions.
16019 * tree-object-size.c (cond_expr_object_size): New.
16020 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16022 2007-01-08 Jan Hubicka <jh@suse.cz>
16024 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16025 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16028 2007-01-08 Richard Guenther <rguenther@suse.de>
16030 PR tree-optimization/23603
16031 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16032 (extract_range_from_binary): Fall back to truthvalue instead of
16033 varying for TRUTH_*_EXPR.
16034 (extract_range_from_comparison): Fall back to truthvalue instead of
16036 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16037 if all visited PHI values were constant.
16039 2007-01-08 Jan Hubicka <jh@suse.cz>
16041 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16042 (cgraph_analyze_function): break out from ...
16043 (cgraph_finalize_compilation_unit): ... here.
16044 (cgraph_expand_function): Remove forgoten commented out line.
16045 (cgraph_optimize): Analyze functions.
16047 2007-01-08 Jan Hubicka <jh@suse.cz>
16049 * tree-pas.h (TODO_remove_function): New flag.
16050 (TODO_update*): Renumber.
16051 (pass_ipa_increase_alignment,
16052 pass_ipa_function_and_variable_visibility): New passes.
16053 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16054 (cgraph_function_and_variable_visibility): Move to ipa.c
16055 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16056 cgraph_increase_alignment.
16057 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16058 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16059 calling tree-inline.
16060 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16061 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16062 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16063 (gate_increase_alignment): New function.
16064 (pass_ipa_increase_alignment): New pass.
16065 * ipa.c: Inline tree-pass.h and timevar.h
16066 (function_and_variable_visibility): Move here from cgraphunit.c
16067 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16068 * passes.c (init_optimization_passes): Add the two new passes.
16069 (execute_todo): Handle cgraph_remove_functions.
16071 2007-01-08 Nick Clifton <nickc@redhat.com>
16073 * config/frv/predicates.md (reg_or_0_operand): Accept
16076 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16078 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16079 * config.gcc: Add bfin*-rtems*.
16081 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16083 * c.opt: Add -flax-vector-conversions.
16084 * c-typeck.c (convert_for_assignment): Pass flag to
16085 vector_types_convertible_p to allow emission of note.
16086 (digest_init): Likewise.
16087 * c-opts.c: Handle -flax-vector-conversions.
16088 * c-common.c (flag_lax_vector_conversions): New.
16089 (vector_types_convertible_p): Unless -flax-vector conversions
16090 has been passed, disallow conversions between vectors with
16091 differing numbers of subparts and/or element types. If such
16092 a conversion is disallowed, possibly emit a note on the first
16093 occasion only to inform the user of -flax-vector-conversions.
16094 The new last argument specifies this.
16095 * c-common.h (flag_lax_vector_conversions): New.
16096 (vector_types_convertible_p): Add extra argument.
16097 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16098 char_type_node for V*QI type vectors.
16099 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16100 Update to satisfy new typechecking rules.
16101 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16102 C and C++ variants.
16103 * doc/invoke.texi (C Dialect Options): Document
16104 -flax-vector-conversions.
16106 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16108 PR tree-optimization/29877
16109 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16110 a register variable on the RHS to not be replaceable.
16112 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16113 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16114 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16115 const_simm15, const_pow2, const_npow2): Added.
16116 * config/score/misc.md (insv, extv, extzv, movmemsi,
16117 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16118 * config/score/score.c (score_address_cost, score_select_cc_mode):
16120 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16121 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16122 Update score_print_operand.
16123 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16124 Adjust register allocate order and update some macro define.
16125 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16126 mdx_block_move_straight, mdx_block_move_loop_head,
16127 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16128 mdx_block_move): Added.
16129 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16130 mdp_limm): Updated and fix some bug and typo.
16131 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16132 (movsf, movdf, doloop_end): Added.
16134 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16136 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16137 config/arm/thumb2.md: Fix comment typos.
16138 * doc/extend.texi: Fix a typo.
16140 2007-01-07 Eric Christopher <echristo@apple.com>
16142 * configure.ac: Check for __stack_chk_fail for darwin.
16143 * configure: Regenerate.
16145 2007-01-07 Richard Guenther <rguenther@suse.de>
16147 * tree-vrp.c (extract_range_from_assert): CSE calls to
16148 compare_values where possible.
16149 (extract_range_from_unary_expr): Likewise.
16151 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16153 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16154 * config/avr/avr.c (call_insn_operand): Delete function.
16155 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16156 instead of register number. Use predicates.
16157 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16158 call_insn_operand): Add.
16160 2007-01-06 Jan Hubicka <jh@suse.cz>
16162 * tree-pass.h (pass_build_cgraph_edges): Declare.
16163 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16164 (visited_nodes): Remove.
16165 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16166 build_cgrpah_edges; make visited_nodes local.
16167 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16168 (record_references_in_initializer): Move to cgraphbuild.c
16169 (initialize_inline_failed, rebuild_cgraph_edges,
16170 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16171 (verify_cgraph_node): Make visited_nodes local.
16172 (cgraph_analyze_function): Do not call cgraph_create_edges and
16173 initialize_inline_failed.
16174 (cgraph_expand_function): Do not call cgraph_lower_function;
16175 assert that function is already lowered.
16176 * Makefile.in (cgraphbuild.o): New.
16177 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16178 at the end of lowering passes.
16180 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16182 * ifcvt.c (cond_move_convert_if_block): New function, code
16183 factored out from...
16184 (cond_move_process_if_block): ...here. Call the new function
16185 on the THEN and ELSE blocks.
16186 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16187 already takes care of this.
16189 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16192 * tree.h (TREE_OVERFLOW_P): New.
16193 * c-typeck.c (parser_build_unary_op): Warn only if result
16194 overflowed and operands did not.
16195 (parser_build_binary_op): Likewise.
16196 (convert_for_assignment): Remove redundant overflow_warning.
16197 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16199 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16201 * c-typeck.c (store_init_value): Split over two lines to follow
16202 the GNU coding style.
16204 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16206 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16207 __GXX_EXPERIMENTAL_CXX0X__.
16208 * doc/cpp.texi: Same.
16210 2007-01-05 Richard Guenther <rguenther@suse.de>
16212 PR middle-end/27826
16213 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16214 with mismatched types. Instead explicitly build a
16215 conversion NOP_EXPR.
16217 2007-01-05 Ian Lance Taylor <iant@google.com>
16219 * c-common.c (decl_with_nonnull_addr_p): New function.
16220 (c_common_truthvalue_conversion): Call it.
16221 * c-typeck.c (build_binary_op): Likewise.
16222 * c-common.h (decl_with_nonnull_addr_p): Declare.
16224 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16227 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16230 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16232 * doc/install.texi (Final install): Document the fact that
16233 the GNAT runtime should not be stripped.
16235 2007-01-04 Jan Hubicka <jh@suse.cz>
16237 * tree-inline.c (fold_marked_statements): Update operand caches
16238 and EH after folding
16240 2007-01-04 Ian Lance Taylor <iant@google.com>
16242 * c-common.c (check_function_nonnull): Whitespace fix.
16244 2007-01-04 Jan Hubicka <jh@suse.cz>
16246 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16247 comitted older version of patch.
16248 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16249 function, celanup cfg and collect garbage.
16251 2007-01-04 Mike Stump <mrs@apple.com>
16253 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16256 2007-01-04 Eric Christopher <echristo@apple.com>
16258 * libgcc2.c (__bswapsi2): Use SItype.
16259 (__bswapdi2): Use DItype.
16260 * libgcc2.h: Update for above.
16262 2007-01-04 Paul Brook <paul@codesourcery.com>
16264 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16265 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16266 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16267 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16268 umulsi3_highpart): Make conditional on !arm_arch6.
16269 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16270 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16271 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16272 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16273 umulsi3_highpart_v6): New insns.
16275 2007-01-04 Roger Sayle <roger@eyesopen.com>
16277 * fold-const.c (fold_convert): When casting an expression to void,
16278 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16279 have a type. Instead of attempting to build a NOP_EXPR, return
16280 these "special" trees directly.
16282 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16284 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16285 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16286 rs6000_cost->fp not 0 as adjustment for outer NEG.
16288 2007-01-04 Jan Hubicka <jh@suse.cz>
16290 * cgraph.c (cgraph_release_function_body): New function.
16291 (cgraph_remove_node): Use it.
16292 * cgraph.h (cgraph_release_function_body): Declare.
16293 * cgraphunit.c (cgraph_expand_function): Use it.
16294 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16295 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16296 is initialized and while compilation of other function is running.
16297 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16298 statement CFG annotations from here to ...
16299 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16301 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16303 * cfgloop.h (enum li_flags): Make the constants powers of two.
16305 2007-01-04 Jan Hubicka <jh@suse.cz>
16307 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16309 (fold_marked_statements): New function.
16310 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16311 * tree-inline.h (copy_body_data): Add statements_to_fold.
16313 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16315 * config.gcc: Mention libgcc/config.host.
16316 * Makefile.in: Update comments mentioning libgcc.
16317 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16318 (all.cross, start.encap, rest.encap, rest.cross): Update
16319 dependencies for libgcc move.
16320 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16321 (clean-target, clean-target-libgcc): Delete.
16322 (srcdirify, GCC_EXTRA_PARTS): New macros.
16323 (libgcc-support, libgcc.mvars): New rules.
16324 (distclean): Remove mention of mklibgcc.
16325 (install): Don't reference INSTALL_LIBGCC.
16326 (install-common): Don't reference EXTRA_PARTS.
16327 (install-libgcc, install-multilib): Delete rules.
16328 * mklibgcc.in: Delete file.
16329 * doc/configfiles.texi: Don't mention mklibgcc.
16331 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16332 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16333 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16334 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16335 (mklibgcc, ldblspecs): Likewise.
16337 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16338 (posixpre.def): Use $(T).
16339 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16340 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16341 (SHLIB_LINK): Make dummy.
16342 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16344 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16346 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16347 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16348 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16349 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16351 * configure.ac (all_outputs): Remove mklibgcc.
16352 * configure: Regenerated.
16354 2007-01-03 Josh Conner <jconner@apple.com>
16356 PR middle-end/29683
16357 * calls.c (compute_argument_addresses): Set stack and stack_slot
16358 for partial args, too.
16359 (store_one_arg): Use locate.size.constant for the size when
16360 generating a save_area.
16362 2007-01-03 Robert Kennedy <jimbob@google.com>
16364 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16365 whose definitions are deleted due to basic block merging.
16367 2007-01-03 Paul Brook <paul@codesourcery.com>
16370 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16372 (use_return_insn): Return 0 for Thumb interrupt functions.
16373 (print_multi_reg): Add rfe argument for IRQ returns.
16374 (arm_output_epilogue): Pop interrupt return address directly into PC.
16375 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16377 2007-01-03 Paul Brook <paul@codesourcery.com>
16379 Merge from sourcerygxx-4_1.
16380 * config/arm/thumb2.md: New file.
16381 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16383 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16384 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16385 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16386 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16388 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16389 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16391 * config/arm/ieee754-sf.S: Ditto.
16392 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16393 (thumb1_base_register_rtx_p): ... to this.
16394 (thumb_index_register_rtx_p): Rename...
16395 (thumb1_index_register_rtx_p): ... to this.
16396 (thumb_output_function_prologue): Rename...
16397 (thumb1_output_function_prologue): ... to this.
16398 (thumb_legitimate_address_p): Rename...
16399 (thumb1_legitimate_address_p): ... to this.
16400 (thumb_rtx_costs): Rename...
16401 (thumb1_rtx_costs): ... to this.
16402 (thumb_compute_save_reg_mask): Rename...
16403 (thumb1_compute_save_reg_mask): ... to this.
16404 (thumb_final_prescan_insn): Rename...
16405 (thumb1_final_prescan_insn): ... to this.
16406 (thumb_expand_epilogue): Rename...
16407 (thumb1_expand_epilogue): ... to this.
16408 (arm_unwind_emit_stm): Rename...
16409 (arm_unwind_emit_sequence): ... to this.
16410 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16411 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16412 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16413 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16414 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16415 thumb2_output_casesi): New functions.
16416 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16417 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16418 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16419 THUMB2_WORK_REGS): Define.
16420 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16421 arm_condexec_mask, arm_condexec_masklen)): New variables.
16422 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16423 (arm_override_options): Check new CPU capabilities.
16424 Set new architecture flag variables.
16425 (arm_isr_value): Handle v7m interrupt functions.
16426 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16428 (const_ok_for_arm): Handle Thumb-2 constants.
16429 (arm_gen_constant): Ditto. Use movw when available.
16430 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16432 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16433 (thumb_find_work_register, arm_load_pic_register,
16434 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16435 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16436 print_multi_reg, output_mov_long_double_fpa_from_arm,
16437 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16438 output_mov_double_fpa_from_arm, output_move_double,
16439 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16440 output_return_instruction, arm_output_function_prologue,
16441 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16442 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16443 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16444 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16445 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16446 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16448 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16449 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16450 (arm_file_start): Output directive for unified syntax.
16451 (arm_unwind_emit_set): Handle stack alignment instruction.
16452 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16453 Add v6t2, v7, v7a, v7r and v7m.
16454 (RETLDM): Add Thumb-2 code.
16455 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16456 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16457 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16458 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16459 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16460 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16461 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16462 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16463 ADJUST_INSN_LENGTH): Define.
16464 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16465 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16466 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16467 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16468 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16469 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16470 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16471 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16472 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16473 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16474 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16475 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16476 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16477 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16478 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16479 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16480 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16482 * config/arm/arm-tune.md: Regenerate.
16483 * config/arm/arm-protos.h: Update prototypes.
16484 * config/arm/vfp.md: Enable patterns for Thumb-2.
16485 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16486 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16487 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16488 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16489 * config/arm/libunwind.S: Add Thumb-2 code.
16490 * config/arm/constraints.md: Update include Thumb-2.
16491 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16492 * config/arm/ieee754-df.S: Ditto.
16493 * config/arm/bpabi.S: Ditto.
16494 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16495 * config/arm/predicates.md (low_register_operand,
16496 low_reg_or_int_operand, thumb_16bit_operator): New.
16497 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16498 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16499 * config/arm/t-arm-elf: Add armv7 multilib.
16500 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16502 (UNSPEC_STACK_ALIGN, ce_count): New.
16503 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16504 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16506 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16507 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16508 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16509 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16510 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16511 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16513 * doc/extend.texi: Document ARMv7-M interrupt functions.
16514 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16516 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16518 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16519 (struct _Unwind_Context): Rename args_size to flags, remove
16520 signal_frame field, add a new args_size field and version field.
16521 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16522 _Unwind_IsExtendedContext): New inline functions.
16523 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16524 Assume by_value array is only present if _Unwind_IsExtendedContext.
16525 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16526 _Unwind_IsSignalFrame.
16527 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16528 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16529 (uw_init_context_1): Initialize context->flags to
16530 EXTENDED_CONTEXT_BIT.
16531 * config/rs6000/linux-unwind.h (frob_update_context): Use
16532 _Unwind_SetSignalFrame.
16534 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16536 PR middle-end/30353
16537 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16538 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16541 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16543 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16544 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16545 RET, AT_SP): Remove.
16546 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16549 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16550 * cfgbuild.c (find_basic_blocks): Likewise.
16551 * cfgrtl.c (rtl_create_basic_block): Likewise.
16552 * function.c (temp_slots_at_level): Likewise.
16553 * reg-stack.c (stack_regs_mentioned): Likewise.
16554 * regclass.c (allocate_reg_info): Likewise.
16555 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16556 set_bb_for_stmt, move_block_to_fn): Likewise.
16557 * tree-complex.c (tree_lower_complex): Likewise.
16558 * vec.h (VEC_safe_grow_cleared): New.
16560 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16562 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16564 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16565 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16567 * cfgloopmanip.c (scale_loop_frequencies): Export.
16568 (loopify): Scale the frequencies by prescribed coefficients.
16569 (set_zero_probability): New function.
16570 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16571 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16572 and frequencies according to arguments.
16573 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16575 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16576 * modulo-sched.c (sms_schedule): Set probabilities for entering
16577 versioned loop correctly.
16578 * tree-vect-transform.c (vect_transform_loop): Ditto.
16579 * cfgloop.h (loopify, loop_version): Declaration changed.
16580 (scale_loop_frequencies): Declared.
16582 2007-01-02 Jan Hubicka <jh@suse.cz>
16584 * cgraph.c: Include tree-flow.h
16585 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16586 early_local_passes.
16587 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16588 * tree-pass.h (pass_all_early_optimizations): Declare.
16589 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16590 early_local_passes.
16591 (cgraph_analyze_function): Do early_local_passes.
16592 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16593 Do not add referenced vars.
16594 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16596 (gate_all_early_local_passes): New gate.
16597 (pass_early_local_passes): Use new gate.
16598 (execute_early_local_optimizations): New functions.
16599 (gate_all_early_optimizations): New gate.
16600 (pass_all_early_optimizations): New pass.
16601 (execute_free_datastructures): Free SSA only when initialized.
16602 (gate_init_datastructures): Init only when optimizing.
16603 (tree_lowering_passes): Do early local passes when called late.
16604 * tree-profile.c (do_tree_profiling): Don't profile functions added
16606 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16607 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16609 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16610 during early_local_passes.
16611 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16614 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16616 * Makefile.in: Update copyright year.
16618 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16620 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16621 in $(lang_checks) and check-consistency targets.
16623 2007-01-02 Jan Hubicka <jh@suse.cz>
16625 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16626 Do not add referenced vars.
16627 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16629 * passes.c (init_optimization_passes): Put mudflap_2 after
16630 free_datastructures.
16632 2007-01-02 Jan Hubicka <jh@suse.cz>
16634 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16635 Set NOTHROW flag on call statements proved to be nothrow.
16636 Update statement of local calls so new pure/const functions are
16637 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16639 (tree_rest_of_compilation): Register hooks and initialize bitmap
16640 early. Do not set after_inlining flag.
16642 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16644 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16645 HOST_BITS_PER_LONGLONG
16647 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16650 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16651 warning for non-static initializers.
16653 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16655 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16656 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16657 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16658 Always use set_unique_reg_note to add REG_EQUAL notes.
16660 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16663 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16665 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16666 * cfgbuild.c (find_basic_blocks): Likewise.
16667 * cfgrtl.c (rtl_create_basic_block): Likewise.
16668 * function.c (temp_slots_at_level): Likewise.
16669 * reg-stack.c (stack_regs_mentioned): Likewise.
16670 * regclass.c (allocate_reg_info): Likewise.
16671 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16672 set_bb_for_stmt, move_block_to_fn): Likewise.
16673 * tree-complex.c (tree_lower_complex): Likewise.
16674 * vec.h (VEC_safe_grow_cleared): New.
16676 2007-01-02 Ian Lance Taylor <iant@google.com>
16678 * c-common.c (c_common_truthvalue_conversion): When warning about
16679 using an assignment as a truth value, set TREE_NO_WARNING.
16681 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16684 * c.opt (Wold-style-declaration): New.
16685 * doc/invoke.texi (C-only Warning Options): New.
16686 (Wold-style-declaration): Document it.
16687 (Wextra): Enabled by -Wextra.
16688 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16689 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16690 -Wold-style-declaration.
16692 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16694 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16695 * cfgbuild.c (find_basic_blocks): Likewise.
16696 * cfgrtl.c (rtl_create_basic_block): Likewise.
16697 * function.c (temp_slots_at_level): Likewise.
16698 * reg-stack.c (stack_regs_mentioned): Likewise.
16699 * regclass.c (allocate_reg_info): Likewise.
16700 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16701 set_bb_for_stmt, move_block_to_fn): Likewise.
16702 * tree-complex.c (tree_lower_complex): Likewise.
16703 * vec.h (VEC_safe_grow_cleared): New.
16705 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16707 * c-common.c (c_common_nodes_and_builtins): Since variants of
16708 void_type_node get built before it is given a name, we need to
16709 give those variants the name, too.
16710 (complete_array_type): We need to work with the canonical main
16711 type of the array, from which we will build the qualified version.
16712 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16713 * print-tree.c (print_node): Display canonical type information
16715 * stor-layout.c (layout_type): When we don't know the
16716 alignment of a type for which we're building an array, we end up
16717 guessing wrong, so make the type require structural equality.
16718 * tree.c (make_node_stat): When we build a new type, it is its
16719 own canonical type.
16720 (build_type_attribute_qual_variant): When building an attribute
16721 variant, its canonical type is the non-attribute variant. However,
16722 if the attributes are target-dependent and they differ, we need to
16723 use structural equality checks for this type.
16724 (build_qualified_type): A qualified type is not equivalent to its
16725 unqualified variant; set the canonical type appropriately.
16726 (build_distinct_type_copy): When building a distinct type from
16727 another type, the new type is its own canonical type.
16728 (build_variant_type_copy): When building a new type variant, we
16729 assume that it is equivalent to the original type.
16730 (build_pointer_type_for_mode): When building a pointer type, also
16731 build a canonical type pointer.
16732 (build_reference_type_for_mode): When building a reference type,
16733 also build a canonical type reference.
16734 (build_index_type): When we can't hash an index type (e.g.,
16735 because its maximum value is negative), the index type requires
16736 structural equality tests.
16737 (build_array_type): Build the canonical form of an array type.
16738 (build_function_type): Function types require structural equality,
16739 because they contain default arguments, attributes, etc.
16740 (build_method_type_directly): Ditto for method types.
16741 (build_offset_type): Build the canonical offset type.
16742 (build_complex_type): Build the canonical vector type.
16743 (make_vector_type): Build the canonical vector type.
16744 * tree.h (TYPE_CANONICAL): New.
16745 (TYPE_STRUCTURAL_EQUALITY_P): New.
16746 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16747 (struct tree_type): Added "canonical" field.
16748 * params.h (VERIFY_CANONICAL_TYPES): New.
16749 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16750 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16751 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16752 * doc/invoke.texi (verify-canonical-types): Document --param
16753 parameter for verifying canonical types.
16755 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16757 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16758 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16759 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16760 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16762 * config/rs6000/e500.h: New.
16763 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16764 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16766 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16767 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16768 TARGET_E500_DOUBLE): Remove.
16769 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16770 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16771 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16772 * config/rs6000/rs6000.c (rs6000_override_options): Use
16773 CHECK_E500_OPTIONS.
16775 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16777 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16778 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16779 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16780 rs6000_emit_cmove): Don't check TARGET_E500.
16781 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16782 sordered): Don't check TARGET_E500.
16784 2007-01-01 Eric Christopher <echristo@apple.com>
16786 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16787 HARD_REGISTER_NUM_P.
16789 2007-01-01 Roger Sayle <roger@eyesopen.com>
16791 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16792 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16793 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16796 2007-01-01 Mike Stump <mrs@apple.com>
16798 * configure.ac: Remove support for building with Apple's gcc-3.1.
16800 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16802 PR middle-end/30311
16803 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16804 REG is a hard register. Do not modify REG before calling
16806 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16807 multiple of the size of YMODE for certain lowpart cases.
16809 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16811 PR middle-end/30253
16812 * gimplify (voidify_wrapper_expr): Update for
16813 GIMPLE_MODIFY_STMT.
16815 2007-01-01 Andreas Schwab <schwab@suse.de>
16818 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16819 save of BR0 in extra_spill_size instead of spill_size.
16820 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16822 (ia64_expand_epilogue): Restore BR0 from its new location.
16824 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16826 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16827 Use a temporary variable if the left hand side is not a gimple
16830 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16832 * gimplify.c (gimplify_return_expr): Make the temporary variable
16833 for the return expression, a gimple register variable.
16835 2007-01-01 Jan Hubicka <jh@suse.cz>
16837 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16840 2007-01-01 Mike Stump <mrs@apple.com>
16842 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16844 * config/darwin.c (machopic_select_rtx_section): Use
16845 HAVE_GAS_LITERAL16.
16846 (darwin_mergeable_constant_section): Likewise.
16847 * configure: Regenerate.
16848 * config.in: Regenerate.
16850 2007-01-01 Jan Hubicka <jh@suse.cz>
16851 Andrew Pinski <pinskia@gmail.com>
16853 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16854 before starting IPA passes.