1 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
4 return mode from the builtin itself.
5 (sparc_fold_builtin): Fix cast of zero constant.
7 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9 * targhooks.c (default_builtin_reciprocal): New default target hook.
10 * targhooks.h (default_builtin_reciprocal): Add prototype.
11 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
13 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14 default_builtin_reciprocal.
16 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
19 * hooks.c (hook_tree_tree_bool_null): New hook.
20 * hooks.h (hook_tree_tree_bool_null): Add prototype.
21 * tree-pass.h (pass_convert_to_rsqrt): Declare.
22 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
23 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
24 and convert it to reciprocal a*rfunc(b).
25 (execute_convert_to_rsqrt): New function.
26 (gate_convert_to_rsqrt): New function.
27 (pass_convert_to_rsqrt): New pass definition.
28 * target.h (struct gcc_target): Add builtin_reciprocal.
29 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
30 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
31 TARGET_BUILTIN_RECIPROCAL.
32 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
34 * config/i386/i386.h (TARGET_RECIP): New define.
35 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
36 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
37 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
38 and not optimizing for size.
39 (*rcpsf2_sse): New insn pattern.
40 (*rsqrtsf2_sse): Ditto.
41 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
42 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
43 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
44 and not optimizing for size.
45 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
46 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
47 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
48 and not optimizing for size.
49 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
50 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
51 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
52 and not optimizing for size.
53 (*sse_rsqrtv4sf2): Do not export.
55 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
56 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
57 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
58 and not optimizing for size.
60 * config/i386/i386.opt (mrecip): New option.
61 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
62 (ix86_emit_swsqrtsf): Ditto.
63 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
64 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
66 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
67 ix86_expand_unop1_builtin.
68 (ix86_emit_swdivsf): New function.
69 (ix86_emit_swsqrtsf): Ditto.
70 (ix86_builtin_reciprocal): New function.
71 (TARGET_BUILTIN_RECIPROCAL): Use it.
72 (ix86_vectorize_builtin_conversion): Rename from
73 ix86_builtin_conversion.
74 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
75 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
76 "i386 and x86_64 Options" section.
77 (Intel 386 and AMD x86_64 Options): Document -mrecip.
79 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
80 Zdenek Dvorak <dvorakz@suse.cz>
81 Richard Guenther <rguenther@suse.de>
82 Kaz Kojima <kkojima@gcc.gnu.org>
84 * tree-vrp.c (compare_values_warnv): Convert val2 to
86 (extract_range_from_assert): Create
87 POINTER_PLUS_EXPR for pointer types.
88 (extract_range_from_binary_expr): Handle
89 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
91 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
92 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
93 POINTER_PLUS_EXPR as PLUS_EXPR.
94 (number_of_iterations_lt_to_ne):
95 For pointer types, use sizetype when
96 creating MINUS_EXPR/PLUS_EXPRs.
97 (assert_loop_rolls_lt): For pointer types, use sizetype when
98 creating MINUS_EXPR/PLUS_EXPRs.
99 (number_of_iterations_le): Likewise.
100 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
101 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
102 like PLUS_EXPR and MINUS_EXPR.
103 * tree-pretty-print.c (dump_generic_node): Handle
106 (op_symbol_1): Likewise.
107 * optabs.c (optab_for_tree_code): Likewise.
108 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
110 * tree-tailcall.c (process_assignment): Mention
111 POINTER_PLUS_EXPR in a TODO comment.
112 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
113 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
114 not used with a pointer and an integer type.
115 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
116 increment using chrec_convert_rhs instead of chrec_convert.
117 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
118 PLUS_EXPR except for the right hand side's type will be
120 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
121 (fold_used_pointer_cast): Kill.
122 (pointer_offset_p): Kill.
123 (fold_used_pointer): Kill.
124 (pointer_used_p): Kill.
125 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
126 call fold_used_pointer.
127 (instantiate_parameters_1): Convert the increment
128 using chrec_convert_rhs instead of chrec_convert.
129 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
130 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
131 instead of PLUS_EXPR.
132 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
133 PLUS_EXPR for pointers.
134 (std_gimplify_va_arg_expr): Likewise.
135 (fold_builtin_memory_op): Likewise.
136 (fold_builtin_strstr): Likewise.
137 (fold_builtin_strchr): Likewise.
138 (fold_builtin_strrchr): Likewise.
139 (fold_builtin_strpbrk): Likewise.
140 (expand_builtin_memory_chk): Likewise.
141 (fold_builtin_memory_chk): Likewise.
142 (std_expand_builtin_va_start): Use
143 sizetype for the call to make_tree and then convert
145 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
146 instead of PLUS_EXPR for adding to a pointer.
147 (std_gimplify_va_arg_expr): Use fold_build2 for
148 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
149 the operands to sizetype first and then cast the BIT_AND_EXPR
150 back to the pointer type.
151 * fold-const.c (build_range_check): Handle pointer types
153 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
154 of PLUS_EXPR's. Make sure the offset is converted to
156 (try_move_mult_to_index): Strip the NOPs from the offset.
157 Remove code argument and replace all uses with PLUS_EXPR.
158 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
159 specially. Don't use a pointer type for MINUS_EXPR.
160 (fold_unary): Handle for (T1)(X op Y),
161 only p+ as that is the only as that can be handled for
162 binary operators now.
163 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
165 <case PLUS_EXPR>: Add folding of PTR+INT into
167 Don't call try_move_mult_to_index.
168 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
169 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
170 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
171 Don't call try_move_mult_to_index.
172 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
173 (tree_expr_nonzero_p): Likewise.
174 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
175 of PLUS_EXPR for the complex expression folding.
176 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
177 first chrec is a pointer type, then the second should
178 be sizetype and not the first's type.
179 For POINTER_PLUS_EXPR, use a different right hand side type.
180 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
181 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
182 different right hand side type.
183 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
184 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
185 instead of PLUS_EXPR.
186 When either operand is zero, convert the other operand.
187 (chrec_apply): Use chrec_convert_rhs
188 on the argument x instead of chrec_convert.
189 (reset_evolution_in_loop): For pointer types, the new_evol
191 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
192 different right hand side type.
193 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
194 (chrec_convert_rhs): New function.
195 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
196 different right hand side type.
197 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
198 * tree-chrec.h (chrec_convert_rhs): New prototype.
199 (build_polynomial_chrec): For pointer types, the right hand
200 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
201 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
202 Remove subtraction case as it is always addition now.
203 Make sure the offset is converted to sizetype.
204 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
205 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
206 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
207 PLUS_EXPR in pointer type.
208 Handle POINTER_PLUS_EXPR.
209 (tree_to_aff_combination): Likewise.
210 (force_expr_to_var_cost): Likewise.
211 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
212 instead of PLUS_EXPR for pointers.
213 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
214 instead of PLUS_EXPR of pointer types.
215 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
217 (check_va_list_escapes): Likewise.
218 (check_all_va_list_escapes): Likewise.
219 * dwarf2out.c (loc_descriptor_from_tree_1):
220 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
221 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
222 (string_constant): Likewise.
223 * tree-ssa-address.c (tree_mem_ref_addr): When adding
224 the offset to the base, use POINTER_PLUS_EXPR.
225 (add_to_parts): Convert the index to sizetype.
226 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
227 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
228 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
229 Offset only holds something for PLUS_EXPR.
230 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
232 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
234 (analyze_accesses_for_modify_stmt): Likewise.
235 Remove comment about the type being integral type as it is
237 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
239 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
241 Correct the type which the artimentic is done in (is now
244 * tree-data-ref.c (split_constant_offset): Handle
246 * tree-affine.c (tree_to_aff_combination): Likewise.
247 * c-typeck.c (build_unary_op): For pointers create the increment
248 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
250 * gimplify.c (gimplify_self_mod_expr): Create a
251 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
252 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
253 * tree.def (POINTER_PLUS_EXPR): New tree code.
254 * tree-predcom.c (ref_at_iteration): If we have a pointer
255 type do the multiplication in sizetype.
256 * tree-mudflap.c (mf_xform_derefs_1): Create a
257 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
258 * tree-ssa-forwprop.c
259 (forward_propagate_addr_into_variable_array_index):
260 Don't expect there to be a cast for the index as that
261 does not exist anymore.
262 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
263 instead of PLUS_EXPR.
264 Don't check for the first operand of the POINTER_PLUS_EXPR
265 was the index as it cannot be.
266 Call forward_propagate_addr_into_variable_array_index with
267 the SSA_NAME instead of the statement.
268 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
269 (compare_constant): Likewise.
270 (copy_constant): Likewise.
271 (compute_reloc_for_constant): Likewise.
272 (output_addressed_constants): Likewise.
273 (initializer_constant_valid_p): Likewise.
274 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
275 Convert the MIN/MAX of the inner type to the outer
276 type before comparing them.
277 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
278 POINTER_PLUS_EXPR instead of PLUS_EXPR.
279 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
280 of PLUS_EXPR for pointers.
281 * tree-inline.c (estimate_num_insns_1): Handle
283 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
284 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
285 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
286 instead of PLUS_EXPR for the pointer increment statement.
287 (vect_update_ivs_after_vectorizer): For pointer types, create
288 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
289 MULT_EXPR in sizetype.
290 (vect_gen_niters_for_prolog_loop): Add a cast when creating
292 * tree-object-size.c (plus_expr_object_size): Handle
293 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
294 code which is trying to figure out which side is a pointer and
296 (check_for_plus_in_loops_1): Likewise.
297 (check_for_plus_in_loops): Likewise.
298 * c-common.c (pointer_int_sum): Create a
299 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
300 * tree-ssa-structalias.c (handle_ptr_arith): Handle
301 only POINTER_PLUS_EXPR. Removing all the extra
302 code which is trying to figure out which side is a pointer and
304 * tree-cfg.c (verify_expr): Add extra checking for pointers and
305 PLUS_EXPR and MINUS_EXPR.
306 Also add checking to make sure the operands of POINTER_PLUS_EXPR
308 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
309 with make_tree, instead of a pointer type.
310 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
311 for pointers instead of PLUS_EXPR.
312 (s390_gimplify_va_arg): Likewise.
313 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
314 instead of PLUS_EXPR when doing addition on pointer
315 types. Use sizetype for the second operand.
316 (spu_gimplify_va_arg_expr): Likewise.
317 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
318 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
319 a pointer. Don't create a BIT_AND_EXPR for pointer types.
320 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
321 for the pointer addition and also use size_int/sizetype
323 (ix86_gimplify_va_arg): Likewise.
324 Perform BIT_AND_EXPR on sizetype arguments.
325 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
326 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
327 for the pointer additions and also use size_int for the offsets.
328 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
329 additions and also use size_int for the offsets. Perform
330 BIT_AND_EXPR on sizetype arguments.
331 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
332 POINTER_PLUS_EXPR for pointers and create the
333 BIT_AND_EXPR in sizetype.
334 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
335 instead of PLUS_EXPR for pointer addition.
336 (rs6000_va_start): Likewise.
337 Also use sizetype for the offset.
338 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
339 as PLUS_EXPR/MINUS_EXPR.
340 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
341 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
342 Don't use BIT_AND_EXPR on a pointer type, convert the
343 expression to sizetype first.
344 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
346 (mips_gimplify_va_arg_expr): Likewise.
347 Don't create BIT_AND_EXPR in a pointer type.
349 2007-06-15 Eric Christopher <echristo@apple.com>
351 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
352 (x86_64-*-darwin*): Ditto.
353 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
356 2007-06-15 Matthew Wilcox <matthew@wil.cx>
358 * doc/extend.texi: Document behavior of __attribute__((aligned))
361 2007-06-15 Mark Mitchell <mark@codesourcery.com>
363 * rtlanal.c (note_stores): Improve documentation.
365 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
367 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
368 LOCAL_LABEL_PREFIX): Delete.
369 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
370 (bfin_internal_label): Delete.
372 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
374 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
375 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
376 otherwise define to LIBGCC2_TF_CEXT.
377 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
378 (LIBGCC_TF_CEXT): Ditto.
381 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
383 PR rtl-optimization/32339
384 * df-scan.c (df_uses_record): Don't modify flags but just add to
385 it for df_ref_record.
387 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
389 * tree-mudflap.c: Fix whitespace issues.
391 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
393 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
395 2007-06-14 Eric Christopher <echristo@apple.com>
397 * config/i386/sse.md (movdi_to_sse): Rewrite body.
398 (movv4sf): Use gcc_unreachable instead of abort.
400 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
403 * config/i386/sfp-machine.h (CMPtype): New define.
404 (mach stubs): Use CMPtype instead of int as a return type.
406 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
408 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
409 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
410 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
411 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
412 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
413 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
414 config/soft-fp/soft-fp.h: Update from glibc CVS.
416 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
418 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
420 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
423 * config/v850/v850.c: Include dataflow header file.
424 (substitute_ep_register): Fix typo.
426 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
428 * configure.ac: Fix earlier checkin.
429 * configure: Regenerated.
431 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
433 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
434 * aclocal.m4: Regenerate.
435 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
436 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
437 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
438 * configure: Regenerate.
439 * Makefile.in (LOOSE_WARN): Subst loose_warn.
441 * Makefile.in (quickstrap): Build libgcc too.
443 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
445 * configure.ac: Add --enable-checking=df. Explicitly mention that
446 the variables are initialized as for "release".
448 * configure: Regenerate.
449 * config.in: Regenerate.
451 2007-06-14 Bob Wilson <bob.wilson@acm.org>
453 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
454 validate_replace_rtx instead of replace_rtx.
455 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
457 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
459 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
460 (DWARF2_UNWIND_INFO): Override default if configured with
462 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
463 (ENDFILE_SPEC): Add crtend.o.
464 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
465 (ENDFILE_SPEC): Add crtend.o.
466 (TARGET_USE_JCR_SECTION): Define.
467 (MD_UNWIND_SUPPORT): Define for 32-bit target.
469 * config/i386/cygming-crtbegin.c: New file.
470 * config/i386/cygming-crtend.c: New file.
472 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
474 * config/i386/w32-unwind.h: New file.
476 2007-06-13 Eric Christopher <echristo@apple.com>
478 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
479 the user set a value below STACK_BOUNDARY.
481 2007-06-13 Thiemo Seufer <ths@networkno.de>
483 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
484 imply -lpthread for -pthread.
486 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
488 * basic-block.h: Remove the prototype for
489 free_basic_block_vars.
490 * cfglayout.h: Remove the prototype for
491 insn_locators_initialize.
492 * tree.h: Remove the prototype for emit_line_note.
494 * tree-ssa-pre.c (mergephitemp): Remove.
495 (init_pre): Don't use mergephitemp.
497 2007-06-13 Eric Christopher <echristo@apple.com>
499 * config/i386/i386.c (override_options): If we've specified
500 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
502 2007-06-13 Bob Wilson <bob.wilson@acm.org>
504 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
507 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
509 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
510 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
511 (eh_store_handler): New pattern.
512 (eh_return): Emit it instead of a plain move.
514 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
517 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
518 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
521 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
523 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
524 (find_next_insn_start, find_load): New functions.
525 (bfin_reorg): Use them to deal with the fact that parallel insns are
526 no longer represented as a SEQUENCE.
528 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
530 * config/sparc/sparc.c (sparc_override_options): Initialize
533 2007-06-13 Dave Korn <dave.korn@artimi.com>
535 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
538 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
540 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
541 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
542 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
543 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
544 tree-vect-transform.c: Fix comment typos. Follow spelling
547 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
549 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
550 to the exit block use set.
551 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
552 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
554 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
556 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
557 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
558 to indicate an error.
559 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
560 (dbg_cnt_process_opt): Print an error on a bad argument.
561 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
562 * common.opt (-fdbg-cnt-list): New.
563 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
565 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
567 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
568 flag on ref-all pointers.
570 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
573 * expr.c (expand_expr_addr_expr_1): Call expand_expr
574 for the offset with the modifier as EXPAND_INITIALIZER
575 if the modifier is EXPAND_INITIALIZER.
576 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
577 a register if we had an overflow.
579 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
581 * real.c (real_isfinite): New.
583 * real.h (real_isfinite): New.
584 * builtins.c: Use it.
586 2007-06-12 Ian Lance Taylor <iant@google.com>
587 Daniel Berlin <dberlin@dberlin.org>
590 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
591 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
592 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
593 (DECL_NO_TBAA_P): Define.
594 (struct tree_decl_common): Add no_tbaa_flag field.
595 * tree-ssa-structalias.c (struct variable_info): Add
596 no_tbaa_pruning field.
597 (new_var_info): Initialize no_tbaa_pruning field.
598 (unify_nodes): Copy no_tbaa_pruning field.
599 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
600 (dump_solution_for_var): Print no_tbaa_pruning flag.
601 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
603 (compute_tbaa_pruning): New static function.
604 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
605 Call compute_tbaa_pruning.
606 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
607 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
608 * gimple-low.c (lower_stmt): Likewise.
609 * tree-gimple.c (is_gimple_stmt): Likewise.
610 * tree-ssa-operands.c (get_expr_operands): Likewise.
611 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
612 * tree-inline.c (estimate_num_insns_1): Likewise.
613 (copy_result_decl_to_var): Likewise.
614 * expr.c (expand_expr_real_1): Likewise.
615 * tree-pretty-print.c (dump_generic_node): Likewise.
616 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
617 * omp-low.c (omp_copy_decl_2): Likewise.
618 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
619 * doc/c-tree.texi (Expression trees): Document
620 CHANGE_DYNAMIC_TYPE_EXPR.
622 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
624 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
625 with !HONOR_NANS and !HONOR_INFINITIES.
626 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
628 2007-06-12 Tristan Gingold <gingold@adacore.com>
630 * gcov.c: Comments updated.
631 (source_info): Add file_time field.
632 (source_index): New variable.
633 (mutiple_files): New variable.
634 (generate_results): New function extracted from process_file.
635 (process_file): Save and restore chain of functions, generate
636 results and free structures only if not merging results.
637 (release_structures): File names are now freed in create_file_names
638 (create_file_names): Free previous file names.
639 (find_source): File date is now read here and modifications in
640 source files is checked here.
641 (read_graph_file): Only reverse order of functions for the current
643 (make_gcov_file_name): Do not generate long names if input_name is
645 (output_lines): If merging results do not display graph, data and
647 Checking source file modification is done in find_source.
649 * doc/gcov.texi: Append an s to sourcefile.
651 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
653 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
654 (forced_nop): New pattern.
655 * config/bfin/bfin.c: Include "df.h".
656 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
657 (bfin_discover_loop): Use df_get_live_in instead of
658 global_live_at_start.
659 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
660 df_analyze when done.
661 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
662 the insns. Use QImode for the final insn in a bundle. Call
663 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
665 (reorder_var_tracking_notes): New function.
666 (bfin_reorg): Pass no argument to split_all_insns. Don't call
667 update_life_info. Call df_analyze after scheduling and bundle
668 generation. Call reorder_var_tracking_notes if generating these notes.
669 Call df_finish_pass at the end.
671 2007-06-12 Dirk Mueller <dmueller@suse.de>
673 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
674 a comparison, not an assignment.
676 2007-06-12 Olivier Hainque <hainque@adacore.com>
678 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
679 Request walking the subtrees only, leaving the current is_lhs/val_only
681 (convert_non_local_reference): Likewise.
683 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
685 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
687 2007-06-12 Richard Guenther <rguenther@suse.de>
689 PR tree-optimization/15353
690 PR tree-optimization/31657
691 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
692 * timevar.def: Add TV_TREE_IFCOMBINE.
693 * tree-pass.h (pass_tree_ifcombine): Declare.
694 * tree-ssa-ifcombine.c: New file.
695 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
696 * tree-flow.h (blocks_in_phiopt_order): Declare.
697 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
698 (tree-ssa-ifcombine.o): New dependencies.
700 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
702 PR rtl-optimization/32293
703 * combine.c (simplify_if_then_else): Truncate return from
704 nonzero_bits() to correct mode.
706 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
708 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
709 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
711 2007-06-11 Diego Novillo <dnovillo@google.com>
713 * Makefile.in (reload1.o-warn): Remove.
715 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
717 * combine.c (subst): Use reg_overlap_mentioned_p
718 instead of comparing register numbers directly.
720 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
722 * reload1.c (mark_home_live_1): Use the mode parameter.
724 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
726 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
727 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
731 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
733 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
735 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
737 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
738 from integer registers.
739 (FP mode splitters): Handle TFmode.
741 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
743 * tree-ssa-structalias.c (find_what_p_points_to): Return false
744 for ref-all pointers that point-to anything.
746 2007-06-11 Joseph Myers <joseph@codesourcery.com>
748 * config/arm/arm.c (arm_output_dwarf_dtprel,
749 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
751 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
753 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
754 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
757 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
759 * gcc/tree.c (signed_or_unsigned_type_for): New.
760 (unsigned_type_for): Use signed_or_unsigned_type_for.
761 (signed_type_for): Use signed_or_unsigned_type_for.
762 * gcc/tree.h (signed_or_unsigned_type_for): New.
763 (get_signed_or_unsigned_type): Remove.
764 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
765 lang_hooks.types.signed_type
766 (size_diffop): Likewise.
767 (all_ones_mask_p): Likewise.
768 (build_range_check): Likewise.
769 (fold_cond_expr_with_comparison): Likewise.
770 (fold_cond_expr_with_comparison): Likewise.
771 (unextend): Likewise.
772 (extract_muldiv_1): Likewise.
773 (fold_single_bit_test_into_sign_test): Likewise.
774 (fold_binary): Likewise.
775 (fold_ternary): Likewise.
776 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
777 instead of get_signed_or_unsigned_type.
778 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
779 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
780 * gcc/expr.c (signed_or_unsigned_type_for): Use
781 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
782 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
783 (lhd_signed_or_unsigned_type): Remove.
784 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
785 signed_or_unsigned_type.
786 (lhd_signed_or_unsigned_type): Remove.
787 * gcc/expmed.c (make_tree): Use signed_type_for instead of
788 lang_hooks.types.signed_type.
789 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
790 c_common_signed_type instead of lang_hooks.types.signed_type.
791 (c_common_unsigned_type): New.
792 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
793 (shorten_compare): Use c_common_unsigned_type instead of
794 c_common_signed_or_unsigned_type.
795 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
797 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
798 lang_hooks.types.signed_type.
799 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
800 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
801 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
802 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
803 instead of unsigned_type_for.
804 * gcc/c-decl.c (groakdeclarator): Likewise.
805 * gcc/c-typeck.c (convert_for_assignment): Likewise.
806 * gcc/c-common.h (c_common_unsigned_type): New.
808 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
811 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
812 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
814 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
817 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
818 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
820 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
821 Sebastian Pop <sebpop@gmail.com>
823 * lambda-code.c (remove_iv): New.
824 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
826 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
828 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
829 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
830 * tree-ssa-loop-prefetch.c: Include optabs.h.
831 (FENCE_FOLLOWING_MOVNT): New macro.
832 (struct mem_ref): Add independent_p and storent_p fields.
833 (record_ref): Initalize the new fields.
834 (gather_memory_references_ref): Return true if the reference
836 (gather_memory_references): Check whether all memory accesses
837 in loop were recorded.
838 (should_issue_prefetch_p): Return false for nontemporal stores.
839 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
840 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
841 (determine_loop_nest_reuse): Detect independent memory references.
842 (loop_prefetch_arrays): Call mark_nontemporal_stores.
843 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
844 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
845 * config/i386/i386.h (x86_mfence): Declare.
846 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
847 * config/i386/i386.c (x86_mfence): New variable.
848 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
850 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
851 * optabs.c (init_optabs): Initialize storent_optab.
852 * optabs.h (enum optab_index): Add OTI_storent.
853 (storent_optab): Declare.
854 * genopinit.c (optabs): Add initialization for storent_optab.
855 * tree.h (MOVE_NONTEMPORAL): New macro.
856 * expr.c (expand_assignment, store_expr, store_constructor_field,
857 store_constructor, store_field, expand_expr_real_1): Propagate
858 nontemporality of the expanded store.
859 (emit_storent_insn): New function.
860 * expr.h (expand_assignment, store_expr): Declaration changed.
861 * function.c (assign_parm_setup_reg): Pass false as nontemporality
862 to expand_assignment.
863 * stmt.c (expand_asm_expr): Ditto.
864 * calls.c (initialize_argument_information): Pass false as
865 nontemporality to store_expr.
866 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
869 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
871 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
873 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
875 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
877 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
878 and allow DECL_P here.
880 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
882 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
883 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
884 track of the size of the expression.
885 * cfghooks.c (merge_blocks): Remove block from loops structure only
886 after call of the merge_blocks hook.
888 2007-06-09 Tom Tromey <tromey@redhat.com>
890 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
891 (deprecated_state): Removed.
892 (start_decl): Update.
893 (enum deprecated_states): Moved earlier.
894 (groktypename): Update.
895 (push_parm_decl): Likewise.
896 (grokfield): Likewise.
897 (start_function): Likewise.
899 2007-06-09 Ian Lance Taylor <iant@google.com>
901 PR tree-optimization/32169
902 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
903 CONVERT_EXPR, check whether min and max both converted to an
904 overflow infinity representation.
906 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
908 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
909 not inserted on the edge.
911 2007-06-08 Bob Wilson <bob.wilson@acm.org>
913 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
914 instructions if they are supported.
915 (__divsi3, __umodsi3, __modsi3): Likewise.
916 (__ashldi3, __ashrdi3, __lshrdi3): New.
917 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
919 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
920 Tony Linthicum <tony.linthicum@amd.com>
922 * doc/extend.texi: Add fvect-cost-model flag.
923 * common.opt (fvect-cost-model): New flag.
924 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
925 cost fields in stmt_vec_info struct for STMT.
926 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
927 fields in stmt_vec_info struct and access functions for the same.
928 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
929 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
930 load, store and vector to scalar operation.
931 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
932 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
933 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
934 (TARG_VEC_STORE_COST): Define cost of vector store.
935 (vect_estimate_min_profitable_iters): Define new function.
936 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
937 check to evaluate if loop iterations are less than minimum profitable
938 iterations determined by cost model or minimum vect loop bound defined
939 by user, whichever is more conservative.
940 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
941 run-time check to evaluate if loop iterations are less than minimum
942 profitable iterations determined by cost model or minimum vect loop
943 bound defined by user, whichever is more conservative.
944 (vect_estimate_min_profitable_iterations): New function to estimate
945 mimimimum iterartions required for vector version of loop to be
946 profitable over scalar version.
947 (vect_model_reduction_cost): New function.
948 (vect_model_induction_cost): New function.
949 (vect_model_simple_cost): New function.
950 (vect_cost_strided_group_size): New function.
951 (vect_model_store_cost): New function.
952 (vect_model_load_cost): New function.
953 (vectorizable_reduction): Call vect_model_reduction_cost during
955 (vectorizable_induction): Call vect_model_induction_cost during
957 (vectorizable_load): Call vect_model_load_cost during analysis phase.
958 (vectorizable_store): Call vect_model_store_cost during analysis phase.
959 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
960 vectorizable_promotion, vectorizable_demotion): Call
961 vect_model_simple_cost during analysis phase.
963 2007-06-08 Simon Baldwin <simonb@google.com>
965 * reg-stack.c (get_true_reg): Readability change. Moved default case
966 label into direct switch statement scope.
968 2007-06-08 Simon Baldwin <simonb@google.com>
970 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
971 in gcc_assert() with '==' comparison.
973 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
975 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
976 TARGET_ABM handling of x86_popcnt variable.
978 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
980 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
981 __builtin_copysignq and __builtin_infq built-in functions.
983 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
985 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
986 SSE4.2 section. Correct built-in function names in SSE4A section.
988 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
990 PR tree-optimization/32243
991 * tree-vect-transform.c (vectorizable_type_promotion): Move check
992 for ncopies after ratio check between nunits_out and nunits_in.
993 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
995 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
997 PR tree-optimization/32224
998 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
999 vectorization upon a non GIMPLE_MODIFY_STMT.
1001 2007-06-08 Christian Bruel <christian.bruel@st.com>
1004 * config/sh/sh.md (doloop_end): New pattern and splitter.
1005 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1007 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1010 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1012 (verify_dominators): Do not change dominance tree.
1014 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1016 * config/sh/constraints.md: New file.
1017 * config/sh/sh.c: Include tm-constrs.h.
1018 (reg_class_from_letter): Remove.
1019 (prepare_cbranch_operands): Use satisfies_constraint_*
1020 function instead of macro.
1021 (andcosts, broken_move, sh_secondary_reload): Likewise.
1022 * config/sh/predicates.md (trapping_target_operand): Likewise.
1023 (and_operand, arith_operand, arith_reg_or_0_operand,
1024 cmp_operand, logical_operand, target_operand,
1025 ua_address_operand, ua_offset, xor_operand): Likewise.
1026 * config/sh/sh.md: Include constraints.md.
1027 (*movsicc_t_false): Use satisfies_constraint_* function
1029 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1030 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1031 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1032 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1033 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1034 (REG_CLASS_FROM_CONSTRAINT): Remove.
1035 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1036 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1037 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1038 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1039 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1040 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1041 function instead of macro.
1042 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1043 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1044 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1045 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1046 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1047 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1048 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1049 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1050 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1051 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1052 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1053 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1054 EXTRA_CONSTRAINT_STR): Likewise.
1055 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1057 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1059 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1061 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1064 * c-common.h (flag_cpp0x): Replaced by...
1065 (cxx_dialect): ... this new variable specifying the C++ dialect that
1067 * c-common.c (flag_cpp0x): Removed.
1068 (cxx_dialect): Defined.
1069 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1071 * c-opts.c (c_common_post_options): Likewise.
1072 (set_std_cxx98): Set cxx_dialect to cxx98.
1073 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1075 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1076 Hui-May Chang <hm.chang@apple.com>
1078 * doc/invoke.texi (Darwin Options): Update documentation for
1079 -mmacosx-version-min.
1080 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1081 * config/darwin-driver.c: New file.
1082 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1083 * config/t-darwin (darwin-driver.o): New rule.
1085 * config/darwin-c.c (version_as_macro): Ignore low digit.
1087 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1089 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1090 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1091 (CSGNMODE): New mode macro.
1092 (CSGNVMODE): New mode attribute.
1093 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1094 expander using CSGNMODE mode macro. Handle TFmode.
1095 (copysign<mode>3_const): Rename from copysignsf3_const and
1096 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1098 (copysign<mode>3_var): Rename from copysignsf3_var and
1099 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1101 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1102 mode macro. Handle TFmode.
1103 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1104 (iortf3, *iortf3): Ditto.
1105 (xortf3, *xortf3): Ditto.
1106 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1107 TFmode and TImode masks.
1108 (ix86_expand_copysign): Expand TFmode copysign insn.
1109 (IX86_BUILTIN_INFQ): New.
1110 (IX86_BUILTIN_FABSQ): Ditto.
1111 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1112 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1113 [__builtin_fabsq]: Ditto.
1114 [__builtin_copysignq]: Ditto.
1115 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1116 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1117 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1118 ix86_expand_binop_builtin().
1120 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1122 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1124 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1127 * rtl.h (push_to_sequence2): New.
1128 * emit-rtl.c (push_to_sequence2): New.
1129 * function.c (assign_parm_data_all): Add new fields.
1130 (assign_parm_setup_block): Call push_to_sequence2 instead of
1132 (assign_parm_setup_reg): Ditto.
1133 (assign_parm_setup_stack): Ditto.
1134 (assign_parms_unsplit_complex): Ditto.
1135 (assign_parms): Change field name.
1137 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1139 PR tree-optimization/32220
1140 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1141 phi node is reached before defining statement.
1143 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1146 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1147 after changing the right hand side of the assignment.
1149 2007-06-06 Eric Christopher <echristo@apple.com>
1151 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1152 (x86_64-*-darwin*): Ditto.
1153 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1154 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1156 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1158 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1160 (add_key): Likewise.
1161 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1162 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1164 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1165 (add_cost_one_coalesce): Likewise.
1166 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1167 variable names. Rename orig to orig_name for consistency.
1168 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1170 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1171 (record_equivalences_from_stmt): Likewise.
1172 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1173 the coding conventions.
1174 (memory_ssa_name_same): Likewise.
1175 (dse_optimize_stmt): Likewise.
1176 (dse_record_phis): Likewise.
1177 (dse_finalize_block): Likewise.
1178 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1179 keywords as variable names.
1180 (may_move_till): Cast according to the coding conventions.
1181 (force_move_till_expr): Avoid using C++ keywords as variable names.
1182 (force_move_till): Cast according to the coding conventions.
1183 (memref_hash): Likewise.
1184 (memref_eq): Likewise.
1185 (gather_mem_refs_stmt): Likewise.
1186 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1187 keywords as variable names.
1188 (idx_find_step): Cast according to the coding conventions.
1189 (idx_record_use): Likewise.
1190 (find_depends): Likewise.
1191 (prepare_decl_rtl): Likewise.
1192 (mbc_entry_hash): Likewise.
1193 (mbc_entry_eq): Likewise.
1194 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1195 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1196 (idx_infer_loop_bounds): Cast according to the coding conventions.
1197 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1198 * tree-ssa-math-opts.c (occ_new ): Likwise.
1199 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1201 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1203 (add_use_op): Likewise.
1204 (add_vop): Likewise.
1205 (add_vuse_op): Likewise.
1206 (add_vdef_op): Likewise.
1207 (get_expr_operands): Likewise.
1208 (push_stmt_changes): Use type safe memory macros.
1209 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1210 keywords as variable names.
1211 (conditional_replacement): Likewise.
1212 (minmax_replacement): Likewise.
1213 (abs_replacement): Likewise.
1214 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1216 (insert_fake_stores): Avoid using C++ keywords as variable names.
1217 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1219 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1220 (heapvar_insert): Use type safe memory macros.
1221 (new_var_info): Cast according to the coding conventions.
1222 (new_constraint): Likewise.
1223 (remove_preds_and_fake_succs): Use type safe memory macros.
1224 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1226 (thread_single_edge): Likewise.
1227 (thread_through_loop_header): Likewise.
1229 2007-06-06 Eric Christopher <echristo@apple.com>
1231 * config/i386/i386.c (override_options): Move handling
1232 of TARGET_SUBTARGET* earlier.
1234 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1236 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1239 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1241 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1242 emited outside of basic block.
1243 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1245 * rtl.h (delete_insn_chain): Declaration changed.
1246 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1248 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1249 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1250 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1251 to delete_insn_chain.
1252 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1253 do not have bb field set.
1254 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1256 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1257 * cfgcleanup.c (try_optimize_cfg): Ditto.
1259 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1261 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1262 (lambda_body_vector_new): Use type safe memory macros.
1263 (lambda_linear_expression_new): Likewise.
1264 (lambda_loopnest_new): Likewise.
1265 (lambda_lattice_new): Likewise.
1266 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1267 conventions. Use type safe memory macros.
1268 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1269 (lambda_body_vector_s): Likewise.
1270 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1271 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1273 2007-06-06 Richard Guenther <rguenther@suse.de>
1275 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1276 if we need to schedule cfg_cleanup.
1277 (tree_ssa_forward_propagate_single_use_vars): Do so.
1279 2007-06-06 Ian Lance Taylor <iant@google.com>
1281 * fold-const.c (merge_ranges): If range_successor or
1282 range_predecessor fail, just return 0.
1284 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1286 PR tree-optimization/32216
1287 * tree-vectorizer.c (supportable_widening_operation): Determine
1288 signedness of FIX_TRUNC_EXPR from output operand.
1289 (supportable_narrowing_operation): Ditto.
1290 * tree-vect-generic.c (expand_vector_operations_1): Determine
1291 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1294 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1296 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1297 (struct pta): ...from here. Change flags to unsigned to avoid
1298 excessive casting (as it is used as a bit mask).
1299 (override_options): Add casts according to the coding convenventions.
1300 (x86_64_elf_unique_section): Likewise.
1301 (examine_argument): Avoid using C++ keywords as variable names.
1302 (construct_container): Likewise.
1303 (legitimize_pic_address): Likewise.
1304 (get_dllimport_decl): Cast according to the coding conventions. Use
1305 type safe memory macros.
1306 (legitimize_address): Cast according to the coding conventions.
1307 (emit_i387_cw_initialization): Corrected the type of slot to enum
1309 (ix86_init_machine_status): Use type safe memory macros.
1310 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1311 (bdesc_pcmpistr): Likewise.
1312 (bdesc_crc32): Likewise.
1313 (bdesc_sse_3arg): Likewise.
1314 (bdesc_2arg): Likewise.
1315 (bdesc_1arg): Likewise.
1316 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1317 (ix86_expand_sse_pcmpistr): Likewise.
1318 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1319 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1320 int to match the langhook definition.
1321 (ix86_builtin_conversion): Change the type of code to unsigned init to
1322 match the langhook definition.
1323 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1325 (ix86_preferred_output_reload_class): Likewise.
1326 (ix86_cannot_change_mode_class): Likewise.
1327 (ix86_memory_move_cost): Likewise.
1328 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1329 avoid excessive casting later on.
1330 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1332 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1334 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1335 as flags setting insn.
1336 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1338 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1340 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1341 (UNSPEC_ROUND): New.
1342 ("sse4_1_round<mode>2"): New insn pattern.
1343 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1345 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1346 expander using SSEMODEF mode macro. Expand using
1347 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1348 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1349 expander using SSEMODEF mode macro. Expand using
1350 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1351 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1352 expander using SSEMODEF mode macro. Expand using
1353 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1354 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1355 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1356 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1359 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1360 Sebastian Pop <sebpop@gmail.com>
1362 * lambda.h (build_linear_expr): New.
1363 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1364 Use build_linear_expr, call fold and force_gimple_operand.
1365 (lambda_loopnest_to_gcc_loopnest): Check that there is
1366 something to insert.
1367 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1369 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1371 PR preprocessor/23479
1372 * doc/extend.texi: Document the 0b-prefixed binary integer
1375 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1377 PR tree-optimization/32215
1378 * tree-vectorizer.c (supportable_widening_operation): Return false
1379 for unsupported FIX_TRUNC_EXPR tree code.
1380 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1382 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1384 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1385 register on SPE targets. Change documentation to reflect
1387 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1388 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1389 out of the register allocation pool.
1390 (rs6000_reg_live_or_pic_offset_p): New function.
1391 (rs6000_emit_prologue): Move the actual saving of LR up to free
1392 r0 for holding r11. Split saving of SPE 64-bit registers into
1393 its own case. Ensure that offsets will always be in-range for
1394 'evstdd' by using r11 as a scratch register to point at the start
1395 of the SPE save area. Save r11 if necessary, as it is the static
1397 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1398 into its own case. Ensure that offsets will always be in-range
1399 for 'evldd' by using r11 as a scratch register to point at the
1400 start of the SPE save area. Also adjust r11 when restoring
1401 the stack pointer to compensate for pre-loading r11.
1403 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1405 * cfg.c (init_flow): Use type safe memory macros.
1406 (alloc_block): Likewise.
1407 (unchecked_make_edge): Likewise.
1408 (dump_flow_info): Avoid using C++ keywords as variable names.
1409 (copy_original_table_clear): Cast according to the coding conventions.
1410 (copy_original_table_set): Likewise.
1411 * cfgexpand (label_rtx_for_bb): Likewise.
1412 (expand_gimple_basic_block): Likewise.
1413 * cfghooks.c (dump_bb): Likewise.
1414 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1416 (lv_add_condition_to_bb): Likewise.
1417 * cfglayout (relink_block_chain): Cast according to the coding
1419 (fixup_reorder_chain): Likewise.
1420 (fixup_fallthru_exit_predecessor): Likewise.
1421 * cfgloop.c (glb_enum_p): Likewise.
1422 (get_exit_description): Likewise.
1423 (dump_recorded_exit): Likewise.
1424 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1425 (struct loop): ... from here.
1426 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1428 * cfgrtl.c (rtl_create_basic_block): Likewise.
1429 (rtl_split_block): Likewise.
1430 (rtl_dump_bb): Likewise.
1431 (cfg_layout_split_block): Likewise.
1432 (init_rtl_bb_info): Use typesafe memory macros.
1434 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1435 * graphds.h: Updated all usages of edge to graph_edge.
1436 * graphds.c: Likewise.
1437 * cfgloopanal.c: Likewise.
1439 2007-06-05 Ian Lance Taylor <iant@google.com>
1441 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1442 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1443 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1445 (test_for_singularity): Likewise.
1447 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1449 * config/i386/constraints.md ("Y2"): Replaced by ...
1451 * config/i386/i386.md: Likewise.
1452 * config/i386/mmx.md: Likewise.
1453 * config/i386/sse.md: Likewise.
1455 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1457 * config/i386/constraints.md ("z"): Replaced by ...
1459 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1460 (sse4_1_blendvps): Likewise.
1461 (sse4_1_pblendvb): Likewise.
1462 (sse4_2_pcmpestr): Likewise.
1463 (sse4_2_pcmpestrm): Likewise.
1464 (sse4_2_pcmpestr_cconly): Likewise.
1465 (sse4_2_pcmpistr): Likewise.
1466 (sse4_2_pcmpistrm): Likewise.
1467 (sse4_2_pcmpistr_cconly): Likewise.
1469 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1471 * matrix-reorg.c (transform_access_sites): Fix computation.
1472 (transform_allocation_sites): Same.
1474 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1476 * config/i386/i386.c (override_options): Use
1477 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1479 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1481 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1482 (nonimm_not_xmm0_operand): Ditto.
1483 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1484 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1485 as operand[2] predicate. Require "z" class XMM register for
1486 operand[3]. Adjust asm template.
1487 ("sse4_1_blendvpd"): Ditto.
1488 ("sse4_1_pblendvb"): Ditto.
1489 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1490 force op2 into xmm0 register for variable blend instructions.
1492 2007-06-04 Tom Tromey <tromey@redhat.com>
1494 * c-tree.h (start_enum): Update.
1495 (build_enumerator): Likewise.
1496 * c-decl.c (enum_next_value): Removed.
1497 (enum_overflow): Likewise.
1498 (start_enum): Add c_enum_contents argument. Don't use globals.
1499 (build_enumerator): Likewise.
1500 * c-tree.h (struct c_enum_contents): New struct.
1502 2007-06-04 Tom Tromey <tromey@redhat.com>
1504 * c-common.c (c_common_get_alias_set): Fix indentation.
1506 2007-06-04 Ian Lance Taylor <iant@google.com>
1508 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1509 to overflow, reduce overflow infinity to regular infinity.
1510 (vrp_var_may_overflow): New static function.
1511 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1513 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1515 * stor-layout.c (layout_type): Remove duplicate code.
1517 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1520 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1521 before build_common_builtin_nodes ().
1523 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1526 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1528 2007-06-04 Jan Hubicka <jh@suse.cz>
1530 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1531 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1532 instead of _stat version.
1534 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1536 PR tree-optimization/32194
1537 * tree-predcom.c (determine_offset): Check that both references have
1540 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1542 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1543 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1544 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1545 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1546 Add argument to iterate_fix_dominators call.
1547 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1548 * gcse.c (hoist_code): Change domby to vector.
1549 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1550 Add argument to iterate_fix_dominators call.
1551 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1552 recompute_dominator.
1553 * lambda-code.c (perfect_nestify): Ditto.
1554 * cfgloopanal.c: Include graphds.h.
1555 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1556 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1557 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1559 * graphds.c: New file.
1560 * graphds.h: New file.
1561 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1562 (get_dominated_by, get_dominated_by_region): Change return type to
1564 (verify_dominators): Recompute all dominators and compare the results.
1565 (recount_dominator): Renamed to ...
1566 (recompute_dominator): ... this. Do not check that the block is
1568 (iterate_fix_dominators): Reimplemented.
1569 (prune_bbs_to_update_dominators, root_of_dom_tree,
1570 determine_dominators_for_sons): New functions.
1571 * et-forest.c (et_root): New function.
1572 * et-forest.h (et_root): Declare.
1573 * Makefile.in (graphds.o): Add.
1574 (cfgloopanal.o): Add graphds.h dependency.
1575 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1576 * basic-block.h (get_dominated_by, get_dominated_by_region,
1577 iterate_fix_dominators): Declaration changed.
1578 (recount_dominator): Renamed to ...
1579 (recompute_dominator): ... this.
1580 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1581 (thread_through_all_blocks): Do not free dominance info.
1583 2007-06-03 Andreas Schwab <schwab@suse.de>
1585 * config/m68k/m68k.c (override_options): Don't override
1587 * config/m68k/m68k-modes.def (SF, DF): Define to use
1588 motorola_single_format and motorola_double_format, resp.
1589 * real.c (motorola_single_format): Renamed from
1590 coldfire_single_format.
1591 (motorola_double_format): Renamed from coldfire_double_format.
1592 (encode_ieee_extended): Generate a proper canonical NaN image
1593 respecting canonical_nan_lsbs_set.
1594 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1596 * real.h: Adjust declarations.
1598 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1601 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1602 the symbol is generated with the stack protector.
1604 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1606 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1607 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1609 * doc/extend.texi (interrupt): Mention m68k.
1611 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1613 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1614 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1615 (ix86_expand_sse_pcmpestr): Do not check operands for
1616 "register_operand", when insn operand predicate is "register_operand".
1617 (ix86_expand_sse_pcmpistr): Ditto.
1619 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1620 Uros Bizjak <ubizjak@gmail.com>
1622 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1623 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1624 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1625 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1626 * config/i386/constraints.md ("z"): New register constraint
1627 for members of SSE_FIRST_REG class.
1628 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1629 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1630 SSE_FIRST_REG class.
1631 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1632 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1633 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1634 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1635 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1636 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1637 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1638 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1639 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1640 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1641 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1642 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1643 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1644 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1645 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1646 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1647 (struct builtin_description): Change "flag" field to unsigned.
1648 (bdesc_pcmpestr): New builtin description table.
1649 (bdesc_pcmpistr): Likewise.
1650 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1651 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1652 Initialize pcmp[ei]str[im] insns for SSE4.2.
1653 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1654 (ix86_expand_sse_pcmpistr): Likewise.
1655 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1656 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1657 (UNSPEC_PCMPISTR): Likewise.
1658 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1659 (sse4_2_pcmpestri):New isns pattern.
1660 (sse4_2_pcmpestrm): Likewise.
1661 (sse4_2_pcmpestr_cconly): Likewise.
1662 (sse4_2_pcmpistr): New insn patern and splitter.
1663 (sse4_2_pcmpistri):New isns pattern.
1664 (sse4_2_pcmpistrm): Likewise.
1665 (sse4_2_pcmpistr_cconly): Likewise.
1666 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1669 2007-06-01 David Daney <ddaney@avtrex.com>
1671 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1672 LOADGP_ABSOLUTE and not binds_local_p.
1674 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1676 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1678 2007-06-01 Ian Lance Taylor <iant@google.com>
1680 * tree-vrp.c (compare_name_with_value): Always set
1681 used_strict_overflow if we get a result from the variable itself.
1683 2007-06-01 Ian Lance Taylor <iant@google.com>
1685 PR rtl-optimization/31455
1686 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1687 subregs which have a cast between modes which are not tieable.
1689 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1691 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1692 breaks after return statements.
1694 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1696 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1697 only after no_new_pseudos.
1699 2007-05-31 Eric Christopher <echristo@apple.com>
1701 * expr.c (convert_move): Assert that we don't have a BLKmode
1703 (store_expr): Handle BLKmode moves by calling emit_block_move.
1705 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1707 * c-typeck.c (build_indirect_ref): Include type in error message.
1708 (build_binary_op): Pass types to binary_op_error.
1709 * c-common.c (binary_op_error): Take two type arguments, print out
1711 * c-common.h (binary_op_error): Update prototype.
1713 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1715 * config/i386/i386.c: Correct coments on -mno-sse4.
1717 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1719 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1720 (x86_64-*-*): Likewise.
1721 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1722 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1723 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1724 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1725 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1726 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1727 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1728 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1729 (OPTION_MASK_ISA_SSE4): Likewise.
1730 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1731 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1732 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1733 (override_options): Support SSE4.2.
1734 (ix86_build_const_vector): Support SImode and DImode.
1735 (ix86_build_signbit_mask): Likewise.
1736 (ix86_expand_int_vcond): Support V2DImode.
1737 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1738 (IX86_BUILTIN_CRC32HI): Likewise.
1739 (IX86_BUILTIN_CRC32SI): Likewise.
1740 (IX86_BUILTIN_CRC32DI): Likewise.
1741 (IX86_BUILTIN_PCMPGTQ): Likewise.
1742 (bdesc_crc32): Likewise.
1743 (bdesc_sse_3arg): Likewise.
1744 (ix86_expand_crc32): Likewise.
1745 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1746 (ix86_expand_builtin): Likewise.
1747 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1748 __SSE4_2__ for -msse4.2.
1749 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1750 (CRC32MODE): Likewise.
1751 (crc32modesuffix): Likewise.
1752 (crc32modeconstraint): Likewise.
1753 (sse4_2_crc32<mode>): Likewise.
1754 (sse4_2_crc32di): Likewise.
1755 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1757 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1758 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1759 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1760 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1761 (vcondu<mode>): Likewise.
1762 * doc/extend.texi: Document SSE4.2 built-in functions.
1763 * doc/invoke.texi: Document -msse4.2/-msse4.
1765 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1767 PR tree-optimization/32160
1768 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1769 variable as gimple reg.
1770 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1772 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1774 * gcc.c (main): Don't consider linker options when issuing the
1775 warning about a linker input file not being used.
1777 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1779 * tree-vrp.c (compare_names): Initialize sop.
1781 2007-05-30 Dirk Mueller <dmueller@suse.de>
1783 * cgraphunit.c (cgraph_analyze_function): Remove
1784 computation of inline parameters.
1786 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1788 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1790 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1792 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1793 Add vx-common.h. Include vxworks.h between vx-common.h and
1795 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1797 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1798 (TARGET_ASM_DESTRUCTOR): Likewise.
1799 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1800 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1801 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1802 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1803 (VXWORKS_ENDIAN_SPEC): Define.
1804 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1805 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1806 VXWORKS_* equivalents.
1807 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1808 (ASM_FILE_START): Delete.
1809 (TARGET_VERSION): Reformat.
1810 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1811 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1812 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1813 (FPBIT, DPBIT): Define.
1814 (fp-bit.c, dp-bit.c): New rules.
1815 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1816 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1817 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1818 * config/arm/arm.h: Include vxworks-dummy.h.
1819 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1820 Mark with ATTRIBUTE_UNUSED.
1821 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1822 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1823 make it incompatible with -msingle-pic-base.
1824 (arm_function_ok_for_sibcall): Return false for calls that might
1825 go through a VxWorks PIC PLT entry.
1826 (require_pic_register): New function, split out from...
1827 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1829 (arm_load_pic_register): Handle the VxWorks RTP initialization
1830 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1831 (arm_emit_call_insn): New function.
1832 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1833 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1834 (pic_offset_arm): New pattern.
1835 (call, call_value): Use arm_emit_call_insn.
1836 (call_internal, call_value_internal): New expanders.
1837 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1838 VxWorks unless __PIC__.
1840 2007-05-30 Eric Christopher <echristo@gmail.com>
1842 * genrecog.c: Include regs.h in generated file.
1843 * genemit.c: Ditto. Fix up formatting.
1844 * config/mn10300/constraints.md: New.
1845 * config/mn10300/mn10300.md: Include.
1846 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1847 Fix up for removed macro.
1848 * config/mn10300/predicates.md (call_address_operand): Ditto.
1849 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1850 (CONST_OK_FOR_I): Ditto.
1851 (CONST_OK_FOR_J): Ditto.
1852 (CONST_OK_FOR_K): Ditto.
1853 (CONST_OK_FOR_L): Ditto.
1854 (CONST_OK_FOR_M): Ditto.
1855 (CONST_OK_FOR_N): Ditto.
1856 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1860 (EXTRA_CONSTRAINT): Ditto.
1862 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1864 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1866 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1867 OPTION_MASK_ISA_64BIT.
1868 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1870 2007-05-30 Richard Guenther <rguenther@suse.de>
1873 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1874 types for comparison.
1875 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
1876 with original typed arguments.
1877 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
1879 2007-05-30 Jakub Jelinek <jakub@redhat.com>
1881 PR tree-optimization/31769
1882 * except.c (duplicate_eh_regions): Clear prev_try if
1883 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
1885 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1887 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1888 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1889 bsi of the location where statements should be inserted.
1890 (sink_code_in_bb): Take bsi from statement_sink_location.
1891 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1892 instead of bsi_start.
1893 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
1895 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
1896 (bsi_move_before): Document inconsistency with bsi_move_after.
1897 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
1899 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1901 * config/i386/i386.h (TARGET_ABM): New define.
1902 (TARGET_POPCNT): Ditto.
1903 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
1904 New temporary defines to redefine from OPTION_ISA_* defines.
1905 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
1906 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
1907 (ix86_isa_flags): New extern int declaration.
1908 (TARGET_SUBTARGET_DEFAULT): New define.
1909 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
1910 (TARGET_SUBTARGET32_DEFAULT): Ditto.
1911 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
1912 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1913 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
1914 * config/i386/darwin.h: Change TARGET_64BIT define to
1917 * config/i386/i386.opt (m3dnowa): Define as undocumented option
1918 using existing "ix86_isa_flags" varible.
1919 (m32, m64): Use existing "ix86_isa_flags" variable.
1920 (mmmx, m3dnow): Ditto.
1921 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
1922 (mabm): Define as non-negative option using "x86_abm" variable.
1923 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
1925 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
1926 Rewrite feature test bitmap.
1927 (ix86_isa_flags): New initialized global int varible.
1928 (ix86_isa_flags_explicit): New static int variable.
1929 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
1930 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
1931 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
1932 target_flags_explicit.
1933 (override_options): Remove "target_enable" and "target_disable" fields
1934 from "struct ptt". Update processor_target_table accordingly. Remove
1935 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
1936 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
1937 "target_flags" and "ix86_isa_flags_explicit" instead of
1938 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
1939 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
1940 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
1941 to true when either of PTA_POPCNT or PTA_ABM is set in
1942 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
1943 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
1944 processor_alias_table flags entry. Remove handling of
1945 "target_enable" and "target_disable" fields of processor_target_table.
1946 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
1947 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
1948 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
1949 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
1950 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
1952 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
1954 2007-05-29 David Daney <ddaney@avtrex.com>
1957 * config/mips/mips.c (mips_output_mi_thunk): Emit
1958 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
1960 2007-05-29 Hui-May Chang <hm.chang@apple.com>
1961 * config/i386/i386.c (ix86_function_regparm): Added checking of
1962 ix86_force_align_arg_pointer to determine the number of
1963 register parameters.
1965 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
1967 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
1968 (SET_DR_MISALIGNMENT): New.
1969 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
1970 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
1971 Use SET_DR_MISALIGNMENT.
1972 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
1974 * tree-data-ref.c (create_data_ref, compute_all_dependences,
1975 find_loop_nest): Export.
1976 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
1977 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
1978 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
1979 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
1981 (struct mem_ref): Add field reuse_distance.
1982 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
1983 Initialize reuse_distance field.
1984 (issue_prefetch_ref): Select temporality of prefetch according to
1986 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
1987 self_reuse_distance, determine_loop_nest_reuse): New functions.
1988 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
1989 (tree_ssa_prefetch_arrays): Dump L2 cache size.
1990 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
1993 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
1995 * tree-ssa-alias.c: Add aliasing overview.
1997 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
1998 Danny Smith <dannysmith@users.sourceforge.net>
2001 * config/i386/t-crtfm: Compile crtfastmath.o with
2002 -minline-all-stringops.
2003 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2004 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2006 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2008 * doc/md.texi: Document constraints on HP PA-RISC.
2010 * pa/constraints.md: New file.
2011 * pa.md: Include constraints.md.
2012 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2013 (integer_store_memory_operand, ldil_cint_p): New functions.
2014 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2015 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2016 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2017 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2018 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2020 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2023 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2024 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2025 case POSTDECREMENT_EXPR>): Return the error_mark_node
2026 if either the real or imaginary parts would an
2029 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2031 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2032 name when we remove it from a call.
2034 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2036 * targhooks.c (default_narrow_bitfield): Remove.
2037 * targhooks.h: Remove the prototype for
2038 default_narrow_bitfield.
2040 * langhooks-def.h: Remove the prototype for
2041 hook_get_alias_set_0.
2042 * langhooks.c (hook_get_alias_set_0): Remove.
2044 * global.c (EXECUTE_IF_CONFLICT): Remove.
2046 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2049 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2050 return true when truth_value_p is true and the type
2053 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2055 * doc/install.texi (Prerequisites): We no longer require Autoconf
2056 2.13 for the top-level.
2058 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2060 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2061 memory access via x86_expand_vector_move_misalign() only for
2062 TImode values on 32-bit targets.
2064 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2066 * matrix-reorg.c: New file. Implement matrix flattening and
2067 transposing optimization.
2068 * tree-pass.h: Add matrix reorg pass.
2069 * common.opt: Add fipa-mreorg flag.
2070 * Makefile.in: Add matrix-reorg.c.
2071 * passes.c: Add matrix reorg pass.
2072 * varpool.c (add_new_static_var): New function.
2073 * cgraph.h (add_new_static_var): Declare.
2075 2007-05-27 Eric Christopher <echristo@apple.com>
2077 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2078 sp_offset depending on stack size. Save r12 depending
2079 on registers we're saving later.
2080 (rs6000_emit_epilogue): Update sp_offset depending only
2083 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2085 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2086 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2087 * ifcvt.c (if_convert): Ditto.
2088 * tree-ssa-threadupdate.c (thread_block): Ditto.
2089 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2090 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2091 verify_loop_closed_ssa): Check number_of_loops instead of
2093 * predict.c (tree_estimate_probability): Ditto.
2094 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2095 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2096 * modulo-sched.c (sms_schedule): Ditto.
2097 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2098 (scev_finalize): Do not do anything if scev analysis was not
2100 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2101 current_loops == NULL.
2102 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2103 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2105 (loop_optimizer_finalize): Assert that loops were analyzed.
2106 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2107 rtl_doloop): Check number_of_loops instead of current_loops.
2108 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2109 current_loops == NULL.
2110 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2111 gate_tree_vectorize tree_linear_transform, check_data_deps,
2112 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2113 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2114 Check number_of_loops instead of current_loops.
2115 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2116 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2117 free loops if available.
2118 (execute_pre): Do not pass do_fre to fini_pre.
2120 2007-05-27 Tobias Burnus <burnus@net-b.de>
2123 * real.c (mpfr_from_real): Fix sign of -Inf.
2125 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2127 * tree-vect-transform.c (vectorizable_conversion): Initialize
2128 tree_code variables to ERROR_MARK.
2129 (vectorizable_type_demotion): Likewise.
2130 (vectorizable_type_promotion): Likewise.
2132 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2135 * config/i386/i386.md (movti): Handle push operands via
2138 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2140 * basic-block.h: Remove the prototype for merge_seq_blocks.
2141 * cfgcleanup.c (merge_seq_blocks): Remove.
2143 * tree-flow.h: Remove the prototype for is_aliased_with.
2144 * tree-ssa-alias.c (is_aliased_with): Remove.
2146 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2148 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2150 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2152 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2153 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2154 (vec_unpacks_hi_v16qi): Likewise.
2155 (vec_unpacku_lo_v16qi): Likewise.
2156 (vec_unpacks_lo_v16qi): Likewise.
2157 (vec_unpacku_hi_v8hi): Likewise.
2158 (vec_unpacks_hi_v8hi): Likewise.
2159 (vec_unpacku_lo_v8hi): Likewise.
2160 (vec_unpacks_lo_v8hi): Likewise.
2161 (vec_unpacku_hi_v4si): Likewise.
2162 (vec_unpacks_hi_v4si): Likewise.
2163 (vec_unpacku_lo_v4si): Likewise.
2164 (vec_unpacks_lo_v4si): Likewise.
2166 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2168 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2169 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2170 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2171 follow spelling conventions in various
2172 warning/error/diagnostic messages.
2174 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2175 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2176 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2177 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2178 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2179 * doc/tm.texi: Follow spelling conventions.
2181 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2184 * tree-ssa-forwprop.c
2185 (forward_propagate_addr_into_variable_array_index): Remove
2186 the lhs argument. Use the type of def_rhs instead of lhs.
2187 (forward_propagate_addr_expr_1): Update use of
2188 forward_propagate_addr_into_variable_array_index.
2190 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2191 Nigel Stephens <nigel@mips.com>
2193 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2194 function attributes, "far" being an alias for "long_call".
2195 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2196 (mips_near_type_p, mips_far_type_p): New.
2197 (mips_comp_type_attributes): New function to check that attributes
2198 attached to a function type are compatible.
2199 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2200 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2201 to the target function of the thunk.
2202 (mips_encode_section_info): Check for "near" and "far" function
2203 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2205 * config/mips/predicates.md (const_call_insn_operand): Test only
2206 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2208 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2211 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2212 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2213 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2214 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2216 2007-05-25 Eric Christopher <echristo@apple.com>
2218 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2219 to x86-darwin configurations.
2220 * config/i386/t-darwin: Add softfp support.
2221 * config/i386/t-darwin64: Ditto.
2222 * config/i386/sfp-machine.h: If mach then don't use
2223 aliasing, emit a stub to call.
2225 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2227 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2228 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2229 tree-predcom.c, tree-ssa-alias-warnings.c,
2230 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2231 comment typos. Follow spelling conventions.
2232 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2234 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2237 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2238 constants into memory. Expand unaligned memory references for
2239 SSE modes via x86_expand_vector_move_misalign() function.
2241 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2243 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2244 "memory" attribute for "sseishft" type insn without operands[2].
2246 2007-05-25 Dirk Mueller <dmueller@suse.de>
2247 Marcus Meissner <meissner@suse.de>
2249 * doc/extend.texi (alloc_size): New attribute.
2250 * c-common.c (handle_alloc_size_attribute): New.
2251 * tree-object-size.c (alloc_object_size): Use alloc_size
2252 attribute, if available.
2254 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2256 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2258 (__builtin_ia32_vec_ext_v2di): Likewise.
2259 (__builtin_ia32_vec_ext_v4si): Likewise.
2260 (__builtin_ia32_vec_ext_v8hi): Likewise.
2261 (__builtin_ia32_vec_ext_v16qi): Likewise.
2262 (__builtin_ia32_vec_set_v8hi): Likewise.
2264 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2266 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2268 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2270 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2271 (arm_is_longcall_p): Rename to...
2272 (arm_is_long_call_p): ...this. Take a single tree argument and
2274 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2275 (CUMULATIVE_ARGS): Remove call_cookie.
2276 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2277 (ENCODED_LONG_CALL_ATTR_P): Delete.
2278 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2279 LONG_CALL_FLAG_CHAR cases.
2280 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2281 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2282 ARM_DECLARE_FUNCTION_SIZE.
2283 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2284 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2285 (arm_encode_call_attribute, current_file_function_operand): Delete.
2286 (arm_function_in_section_p): New function.
2287 (arm_is_longcall_p): Rename to...
2288 (arm_is_long_call_p): ...this. Take the target function as a single
2289 argument and return a bool. Do not rely on call cookies. Check
2290 whether the target symbol is in the same section as the current
2291 function, not just the same compilation unit.
2292 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2293 (arm_encode_section_info): Don't encode a call type.
2294 * config/arm/arm.md (call, call_value): Update calls to
2295 arm_is_long(_)call_p. Simplify logic.
2296 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2297 Update calls to arm_is_long(_)call_p.
2299 2007-05-25 Richard Guenther <rguenther@suse.de>
2301 PR tree-optimization/31982
2302 * tree-ssa-forwprop.c
2303 (forward_propagate_addr_into_variable_array_index): Handle arrays
2304 with element size one.
2306 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2308 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2309 (umulsi3_highpart): Likewise.
2311 2007-05-24 Ian Lance Taylor <iant@google.com>
2313 PR rtl-optimization/32069
2314 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2317 2007-05-24 Ollie Wild <aaw@google.com>
2319 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2322 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2324 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2325 (oprs_unchanged_p): Use it to check all registers in a REG.
2326 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2327 (reg_set_between_after_reload_p): Delete.
2328 (reg_used_between_after_reload_p): Likewise.
2329 (reg_set_or_used_since_bb_start): Likewise.
2330 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2331 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2332 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2333 * rtlanal.c (reg_set_p): Check whether REG overlaps
2334 regs_invalidated_by_call, rather than just checking the
2335 membership of REGNO (REG).
2337 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2339 * doc/passes.texi: Document predictive commoning.
2340 * doc/invoke.texi (-fpredictive-commoning): Document.
2341 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2342 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2343 adding indices to the generated name.
2344 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2345 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2346 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2347 (op_symbol_code): ... and exported.
2348 (dump_omp_clause, op_symbol): Use op_symbol_code
2349 instead of op_symbol_1.
2350 * tree-pass.h (pass_predcom): Declare.
2351 * timevar.def (TV_PREDCOM): New timevar.
2352 * tree-ssa-loop.c (run_tree_predictive_commoning,
2353 gate_tree_predictive_commoning, pass_predcom): New.
2354 * tree-data-ref.c (find_data_references_in_loop): Find the
2355 references in dominance order.
2356 (canonicalize_base_object_address): Ensure that the result has
2358 (dr_analyze_innermost): Export.
2359 (create_data_ref): Code to fail for references with invariant
2361 (find_data_references_in_stmt): ... here.
2362 * tree-data-ref.h (dr_analyze_innermost): Declare.
2363 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2364 (aff_combination_find_elt, name_expansion_hash,
2365 name_expansion_eq, tree_to_aff_combination_expand,
2366 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2368 * tree-affine.h (aff_combination_constant_multiple_p,
2369 tree_to_aff_combination_expand): Declare.
2370 * tree-predcom.c: New file.
2371 * common.opt (fpredictive-commoning): New option.
2372 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2373 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2374 * Makefile.in (tree-predcom.o): Add.
2375 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2376 * passes.c (init_optimization_passes): Add dceloop after
2377 copy propagation in loop optimizer. Add predictive commoning
2378 to loop optimizer passes.
2380 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2382 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2385 2007-05-24 Jan Hubicka <jh@suse.cz>
2387 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2389 (genheader): Include statistics.h.
2391 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2393 * print-rtl.c (flag_dump_unnumbered): Update comments.
2394 (print_rtl): Fix my previous change.
2395 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2398 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2401 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2403 (thread_through_all_blocks): Call initialize_original_copy_tables
2404 and free_original_copy_tables.
2405 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2407 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2408 * cfghooks.c (duplicate_block): Use get_loop_copy.
2409 * cfg.c: Include cfgloop.h.
2410 (loop_copy): New hash table.
2411 (initialize_original_copy_tables): Initialize loop_copy table.
2412 (free_original_copy_tables): Free loop_copy table.
2413 (copy_original_table_clear, copy_original_table_set,
2414 set_loop_copy, get_loop_copy): New functions.
2415 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2416 * cfgloop.h (struct loop): Remove copy field.
2417 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2418 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2420 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2422 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2423 -msse/-msse2/-msse3.
2425 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2427 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2428 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2430 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2433 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2434 * targhooks.h (default_mangle_decl_assembler_name): Declare
2436 * targhooks.c (default_mangle_decl_assembler_name): Define
2438 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2440 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2441 * langhooks.c (lhd_set_decl_assembler_name): Call
2442 targetm.mangle_decl_assembler_name for names with global scope.
2444 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2446 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2447 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2449 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2450 New. Factored out of i386_pe_encode_section_info.
2451 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2452 Move check for prior decoration of stdcall
2453 symbols to i386_pe_encode_section_info.
2454 (i386_pe_encode_section_info): Adjust call to
2455 gen_stdcall_or_fastcall_suffix. Use
2456 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2457 (i386_pe_mangle_decl_assembler_name): New. Wrap
2458 i386_pe_maybe_mangle_decl_assembler_name.
2460 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2462 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2463 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2464 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2465 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2466 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2469 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2470 Nigel Stephens <nigel@mips.com>
2471 Richard Sandiford <richard@codesourcery.com>
2473 Fix up MIPS16 hard float and add support for complex.
2475 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2476 (TARGET_SOFT_FLOAT_ABI): New.
2477 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2478 __mips_soft_float to reflect the ABI in use, not whether the
2479 FPU is directly accessible (e.g., in MIPS16 mode).
2480 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2481 (UNITS_PER_FPVALUE): Likewise.
2483 * config/mips/mips.c (mips_expand_call): Remove redundant
2484 TARGET_MIPS16 check.
2485 (mips_arg_regno): New.
2486 (function_arg_advance): When setting bits in cum->fp_code for
2487 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2489 (function_arg): Use mips_arg_regno.
2490 (mips_return_mode_in_fpr_p): New.
2491 (mips16_call_stub_mode_suffix): New.
2492 (mips16_cfun_returns_in_fpr_p): New.
2493 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2494 (mips_output_function_prologue): Test mips16_hard_float, not
2495 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2496 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2497 return value into a floating-point register.
2498 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2499 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2500 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2501 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2502 word of double arguments from or to the high bits of 64-bit
2503 floating point registers.
2504 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2505 (mips16_fpret_double): New helper function.
2506 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2507 support for complex modes. Fill in DECL_RESULT for stubdecl.
2508 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2510 * config/mips/mips16.S
2511 (RET, ARG1, ARG2): New.
2512 (MERGE_GPRf, MERGE_GPRt): New.
2513 (DELAYt, DELAYf): New.
2514 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2515 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2516 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2517 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2518 (SFOP): Renamed to...
2519 (OPSF3): This, and macro-ified. Updated all uses.
2520 (SFOP2): Renamed to...
2521 (OPSF2): This, and macro-ified. Updated all uses.
2522 (SFCMP): Renamed to...
2523 (CMPSF): This, and macro-ified. Updated all uses.
2524 (SFREVCMP): Renamed to...
2525 (REVCMPSF): This, and macro-ified. Updated all uses.
2526 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2527 (LDDBL1, LDDBL2, RETDBL): Deleted.
2528 (DFOP): Renamed to...
2529 (OPDF3): This, and macro-ified. Updated all uses.
2530 (DFOP2): Renamed to...
2531 (OPDF2): This, and macro-ified. Updated all uses.
2532 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2533 (DFCMP): Renamed to...
2534 (CMPDF): This, and macro-ified. Updated all uses.
2535 (DFREVCMP): Renamed to...
2536 (REVCMPDF): This, and macro-ified. Updated all uses.
2537 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2538 (RET_FUNCTION): New.
2539 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2540 (__mips16_ret_sc, __mips16_ret_dc): New.
2541 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2542 STUB_ARGS_6, STUB_ARGS_10): New.
2543 (CALL_STUB_NO_RET): New.
2544 (__mips16_call_stub_1): Macro-ified.
2545 (__mips16_call_stub_5): Macro-ified.
2546 (__mips16_call_stub_2): Macro-ified.
2547 (__mips16_call_stub_6): Macro-ified.
2548 (__mips16_call_stub_9): Macro-ified.
2549 (__mips16_call_stub_10): Macro-ified.
2550 (CALL_STUB_RET): New.
2551 (__mips16_call_stub_sf_0): Macro-ified.
2552 (__mips16_call_stub_sf_1): Macro-ified.
2553 (__mips16_call_stub_sf_5): Macro-ified.
2554 (__mips16_call_stub_sf_2): Macro-ified.
2555 (__mips16_call_stub_sf_6): Macro-ified.
2556 (__mips16_call_stub_sf_9): Macro-ified.
2557 (__mips16_call_stub_sf_10): Macro-ified.
2558 (__mips16_call_stub_df_0): Macro-ified.
2559 (__mips16_call_stub_df_1): Macro-ified.
2560 (__mips16_call_stub_df_5): Macro-ified.
2561 (__mips16_call_stub_df_2): Macro-ified.
2562 (__mips16_call_stub_df_6): Macro-ified.
2563 (__mips16_call_stub_df_9): Macro-ified.
2564 (__mips16_call_stub_df_10): Macro-ified.
2565 (__mips16_call_stub_sc_0): New.
2566 (__mips16_call_stub_sc_1): New.
2567 (__mips16_call_stub_sc_5): New.
2568 (__mips16_call_stub_sc_2): New.
2569 (__mips16_call_stub_sc_6): New.
2570 (__mips16_call_stub_sc_9): New.
2571 (__mips16_call_stub_sc_10): New.
2572 (__mips16_call_stub_dc_0): New.
2573 (__mips16_call_stub_dc_1): New.
2574 (__mips16_call_stub_dc_5): New.
2575 (__mips16_call_stub_dc_2): New.
2576 (__mips16_call_stub_dc_6): New.
2577 (__mips16_call_stub_dc_9): New.
2578 (__mips16_call_stub_dc_10): New.
2580 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2581 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2582 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2584 2007-05-23 Ian Lance Taylor <iant@google.com>
2586 * doc/invoke.texi (Invoking GCC): Document that the order of the
2589 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2592 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2593 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2594 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2598 * config/score/score.c (score_print_operand): Make sure that only
2599 lower bits are used.
2601 2007-05-22 Ian Lance Taylor <iant@google.com>
2603 * tree-vrp.c (avoid_overflow_infinity): New static function,
2604 broken out of set_value_range_to_value.
2605 (set_value_range_to_value): Call avoid_overflow_infinity.
2606 (extract_range_from_assert): Likewise.
2608 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2611 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2612 change the type before looking for a COMPOUND_EXPR.
2614 2007-05-22 Ian Lance Taylor <iant@google.com>
2616 * lower-subreg.c (decompose_multiword_subregs): If we change an
2617 insn, call remove_retval_note on it.
2619 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2621 * regs.h (end_hard_regno): New function.
2622 (END_HARD_REGNO, END_REGNO): New macros.
2623 (add_to_hard_reg_set): New function.
2624 (remove_from_hard_reg_set): Likewise.
2625 (in_hard_reg_set_p): Likewise.
2626 (overlaps_hard_reg_set_p): Likewise.
2627 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2628 (note_btr_set): Use END_HARD_REGNO.
2629 * caller-save.c (setup_save_areas): Use end_hard_regno.
2630 (mark_set_regs): Use END_HARD_REGNO.
2631 (add_stored_regs): Use end_hard_regno.
2632 (mark_referenced_regs): Use add_to_hard_reg_set.
2633 * combine.c (update_table_tick): Use END_REGNO.
2634 (record_value_for_reg): Likewise.
2635 (record_dead_and_set_regs): Likewise.
2636 (get_last_value_validate): Likewise.
2637 (use_crosses_set_p): Likewise.
2638 (reg_dead_at_p_1): Likewise.
2639 (reg_dead_at_p): Likewise.
2640 (mark_used_regs_combine): Use add_to_hard_reg_set.
2641 (move_deaths): Use END_HARD_REGNO.
2642 (reg_bitfield_target_p): Use end_hard_regno.
2643 (distribute_notes): Use END_HARD_REGNO.
2644 * cse.c (mention_regs): Use END_REGNO.
2645 (insert): Use add_to_hard_reg_set.
2646 (invalidate): Use END_HARD_REGNO.
2647 (invalidate_for_call): Likewise.
2648 (exp_equiv_p): Use END_REGNO.
2649 (cse_insn): Likewise.
2650 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2651 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2652 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2653 * function.c (keep_stack_depressed): Use end_hard_regno.
2654 * global.c (global_alloc): Use end_hard_regno.
2655 (global_conflicts): Use add_to_hard_reg_set instead of
2657 (find_reg): Likewise.
2658 (mark_reg_store): Likewise.
2659 (mark_reg_conflicts): Likewise.
2660 (mark_reg_death): Use remove_from_hard_reg_set.
2661 (mark_reg_live_nc): Delete.
2662 (set_preference): Use end_hard_regno.
2663 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2664 remove_from_hard_reg_set.
2665 (post_mark_life): Use add_to_hard_reg_set.
2666 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2667 (reg_becomes_live): Use add_to_hard_reg_set.
2668 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2669 (peep2_find_free_register): Use add_to_hard_reg_set.
2670 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2671 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2672 * regrename.c (note_sets): Use add_to_hard_reg_set.
2673 (clear_dead_regs): Use remove_from_hard_reg_set.
2674 (regrename_optimize): Use add_to_hard_reg_set.
2675 (find_oldest_value_reg): Use in_hard_reg_set_p.
2676 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2677 (hard_reg_set_here_p): Use end_hard_regno.
2678 (decompose): Likewise.
2679 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2680 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2681 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2682 (mark_home_live): Use end_hard_regno.
2683 (spill_hard_reg): Likewise.
2684 (clear_reload_reg_in_use): Likewise.
2685 * reorg.c (delete_prior_computation): Use END_REGNO.
2686 * resource.c (update_live_status): Use END_HARD_REGNO.
2687 (mark_referenced_resources): Use add_to_hard_reg_set.
2688 (mark_set_resources): Likewise.
2689 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2690 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2691 (reg_overlap_mentioned_p): Likewise.
2692 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2693 (covers_regno_no_parallel_p): Use END_REGNO.
2694 (find_regno_note): Likewise.
2695 (find_reg_fusage): Use END_HARD_REGNO.
2696 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2697 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2699 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2701 * mode-switching.c (reg_dies): Change type of second argument to
2703 (optimize_mode_switching): Update accordingly.
2705 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2707 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2709 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2710 (hard_reg_set_empty_p): ...these new functions.
2711 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2712 GO_IF_HARD_REG_SUBSET.
2713 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2714 instead of GO_IF_HARD_REG_EQUAL.
2715 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2716 instead of GO_IF_HARD_REG_EQUAL.
2717 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2718 GO_IF_HARD_REG_SUBSET.
2719 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2720 GO_IF_HARD_REG_EQUAL.
2721 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2722 of GO_IF_HARD_REG_SUBSET.
2723 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2724 instead of GO_IF_HARD_REG_EQUAL.
2725 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2726 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2727 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2728 of GO_IF_HARD_REG_SUBSET,
2729 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2730 GO_IF_HARD_REG_SUBSET.
2731 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2732 instead of GO_IF_HARD_REG_EQUAL.
2733 * config/sh/sh.c (push_regs, calc_live_regs): Use
2734 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2735 (hard_regs_intersect_p): Delete.
2737 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2739 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2741 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2742 Richard Henderson <rth@redhat.com>
2744 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2746 (x86_64-*-*): Likewise.
2748 * i386/i386-modes.def (V2QI): New.
2750 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2752 (override_options): Support SSE4.1.
2753 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2754 (IX86_BUILTIN_BLENDPS): Likewise.
2755 (IX86_BUILTIN_BLENDVPD): Likewise.
2756 (IX86_BUILTIN_BLENDVPS): Likewise.
2757 (IX86_BUILTIN_PBLENDVB128): Likewise.
2758 (IX86_BUILTIN_PBLENDW128): Likewise.
2759 (IX86_BUILTIN_DPPD): Likewise.
2760 (IX86_BUILTIN_DPPS): Likewise.
2761 (IX86_BUILTIN_INSERTPS128): Likewise.
2762 (IX86_BUILTIN_MOVNTDQA): Likewise.
2763 (IX86_BUILTIN_MPSADBW128): Likewise.
2764 (IX86_BUILTIN_PACKUSDW128): Likewise.
2765 (IX86_BUILTIN_PCMPEQQ): Likewise.
2766 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2767 (IX86_BUILTIN_PMAXSB128): Likewise.
2768 (IX86_BUILTIN_PMAXSD128): Likewise.
2769 (IX86_BUILTIN_PMAXUD128): Likewise.
2770 (IX86_BUILTIN_PMAXUW128): Likewise.
2771 (IX86_BUILTIN_PMINSB128): Likewise.
2772 (IX86_BUILTIN_PMINSD128): Likewise.
2773 (IX86_BUILTIN_PMINUD128): Likewise.
2774 (IX86_BUILTIN_PMINUW128): Likewise.
2775 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2776 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2777 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2778 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2779 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2780 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2781 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2782 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2783 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2784 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2785 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2786 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2787 (IX86_BUILTIN_PMULDQ128): Likewise.
2788 (IX86_BUILTIN_PMULLD128): Likewise.
2789 (IX86_BUILTIN_ROUNDPD): Likewise.
2790 (IX86_BUILTIN_ROUNDPS): Likewise.
2791 (IX86_BUILTIN_ROUNDSD): Likewise.
2792 (IX86_BUILTIN_ROUNDSS): Likewise.
2793 (IX86_BUILTIN_PTESTZ): Likewise.
2794 (IX86_BUILTIN_PTESTC): Likewise.
2795 (IX86_BUILTIN_PTESTNZC): Likewise.
2796 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2797 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2798 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2799 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2800 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2802 (bdesc_sse_3arg): Likewise.
2803 (bdesc_2arg): Likewise.
2804 (bdesc_1arg): Likewise.
2805 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2807 (ix86_expand_sse_4_operands_builtin): New.
2808 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2809 smaller than 8 bits as the 2nd arg.
2810 (ix86_expand_sse_ptest): New.
2811 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2812 (ix86_expand_vector_set): Support SSE4.1.
2813 (ix86_expand_vector_extract): Likewise.
2815 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2816 __SSE4_1__ for -msse4.1.
2818 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2819 (UNSPEC_INSERTPS): Likewise.
2820 (UNSPEC_DP): Likewise.
2821 (UNSPEC_MOVNTDQA): Likewise.
2822 (UNSPEC_MPSADBW): Likewise.
2823 (UNSPEC_PHMINPOSUW): Likewise.
2824 (UNSPEC_PTEST): Likewise.
2825 (UNSPEC_ROUNDP): Likewise.
2826 (UNSPEC_ROUNDS): Likewise.
2828 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2830 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2831 (const_pow2_1_to_32768_operand): Likewise.
2833 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2836 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2838 (sse4_1_insertps): Likewise.
2839 (*sse4_1_extractps): Likewise.
2840 (sse4_1_ptest): Likewise.
2841 (sse4_1_mulv2siv2di3): Likewise.
2842 (*sse4_1_mulv4si3): Likewise.
2843 (*sse4_1_smax<mode>3): Likewise.
2844 (*sse4_1_umax<mode>3): Likewise.
2845 (*sse4_1_smin<mode>3): Likewise.
2846 (*sse4_1_umin<mode>3): Likewise.
2847 (sse4_1_eqv2di3): Likewise.
2848 (*sse4_1_pinsrb): Likewise.
2849 (*sse4_1_pinsrd): Likewise.
2850 (*sse4_1_pinsrq): Likewise.
2851 (*sse4_1_pextrb): Likewise.
2852 (*sse4_1_pextrb_memory): Likewise.
2853 (*sse4_1_pextrw_memory): Likewise.
2854 (*sse4_1_pextrq): Likewise.
2855 (sse4_1_blendpd): Likewise.
2856 (sse4_1_blendps): Likewise.
2857 (sse4_1_blendvpd): Likewise.
2858 (sse4_1_blendvps): Likewise.
2859 (sse4_1_dppd): Likewise.
2860 (sse4_1_dpps): Likewise.
2861 (sse4_1_movntdqa): Likewise.
2862 (sse4_1_mpsadbw): Likewise.
2863 (sse4_1_packusdw): Likewise.
2864 (sse4_1_pblendvb): Likewise.
2865 (sse4_1_pblendw): Likewise.
2866 (sse4_1_phminposuw): Likewise.
2867 (sse4_1_extendv8qiv8hi2): Likewise.
2868 (*sse4_1_extendv8qiv8hi2): Likewise.
2869 (sse4_1_extendv4qiv4si2): Likewise.
2870 (*sse4_1_extendv4qiv4si2): Likewise.
2871 (sse4_1_extendv2qiv2di2): Likewise.
2872 (*sse4_1_extendv2qiv2di2): Likewise.
2873 (sse4_1_extendv4hiv4si2): Likewise.
2874 (*sse4_1_extendv4hiv4si2): Likewise.
2875 (sse4_1_extendv2hiv2di2): Likewise.
2876 (*sse4_1_extendv2hiv2di2): Likewise.
2877 (sse4_1_extendv2siv2di2): Likewise.
2878 (*sse4_1_extendv2siv2di2): Likewise.
2879 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2880 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2881 (sse4_1_zero_extendv4qiv4si2): Likewise.
2882 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2883 (sse4_1_zero_extendv2qiv2di2): Likewise.
2884 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2885 (sse4_1_zero_extendv4hiv4si2): Likewise.
2886 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2887 (sse4_1_zero_extendv2hiv2di2): Likewise.
2888 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2889 (sse4_1_zero_extendv2siv2di2): Likewise.
2890 (*sse4_1_zero_extendv2siv2di2): Likewise.
2891 (sse4_1_roundpd): Likewise.
2892 (sse4_1_roundps): Likewise.
2893 (sse4_1_roundsd): Likewise.
2894 (sse4_1_roundss): Likewise.
2895 (mulv4si3): Don't expand for SSE4.1.
2896 (smax<mode>3): Likewise.
2897 (umaxv4si3): Likewise.
2898 (uminv16qi3): Likewise.
2899 (umin<mode>3): Likewise.
2900 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
2902 * doc/extend.texi: Document SSE4.1 built-in functions.
2904 * doc/invoke.texi: Document -msse4.1.
2906 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
2908 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
2909 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
2910 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
2911 (ASM_SPEC): Add asm_pcrel_spec.
2912 (EXTRA_SPECS): Add asm_pcrel_spec.
2914 2007-05-21 David Daney <ddaney@avtrex.com>
2916 * doc/install.texi (Building a cross compiler): Add requirements
2917 for Java cross compiler.
2919 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2922 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
2923 Add loopno argument. Use evolution_function_is_invariant_rec_p
2924 instead of evolution_function_is_constant_p.
2925 Update calls to evolution_function_is_affine_multivariate_p.
2926 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
2927 Add loopno argument.
2928 * tree-scalar-evolution.c (gather_chrec_stats): Call
2929 evolution_function_is_affine_multivariate_p with a loop
2931 * tree-data-ref.c (analyze_miv_subscript): Likewise.
2932 (analyze_overlapping_iterations): Likewise.
2933 (access_functions_are_affine_or_constant_p): Likewise.
2934 (build_classic_dist_vector_1): If the access functions
2935 are equal, don't do anything.
2937 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
2938 Paolo Carlini <pcarlini@suse.de>
2939 Uros Bizjak <ubizjak@gmail.com>
2941 * c-cppbuiltin.c (c_cpp_builtins): Define
2942 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
2943 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
2944 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
2945 * doc/cpp.texi ([Standard Predefined Macros]): Document.
2947 2007-05-21 Mike Stump <mrs@apple.com>
2949 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
2951 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2953 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
2955 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
2956 implementation if __OPTIMIZE__ is not defined.
2957 (_mm_alignr_pi8): Ditto.
2958 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2959 (_mm_inserti_si64): Ditto.
2960 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2961 (_mm_slli_epi16): Ditto.
2962 (_mm_slli_epi32): Ditto.
2963 (_mm_slli_epi64): Ditto.
2964 (_mm_srai_epi16): Ditto.
2965 (_mm_srai_epi32): Ditto.
2966 (_mm_srli_si128): Ditto.
2967 (_mm_slli_si128): Ditto.
2968 (_mm_srli_epi16): Ditto.
2969 (_mm_srli_epi32): Ditto.
2970 (_mm_srli_epi64): Ditto.
2971 (_mm_extract_epi16): Ditto.
2972 (_mm_insert_epi16): Ditto.
2973 (_mm_shufflehi_epi16): Ditto.
2974 (_mm_shufflelo_epi16): Ditto.
2975 (_mm_shuffle_epi32): Ditto.
2976 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
2978 (_mm_insert_pi16): Ditto.
2980 (_mm_shuffle_pi16): Ditto.
2982 (_mm_shufle_ps): Ditto.
2983 (_mm_prefetch): Ditto.
2985 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
2987 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
2988 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
2989 * real.c (encode_i370_single, decode_i370_single,
2990 encode_i370_double, decode_i370_double): Functions removed.
2991 (i370_single_format, i370_double_format): Initializations removed.
2992 (real_maxval, round_for_format, exact_real_truncate, significand_size):
2993 Consider the log2_b field to always be one.
2994 (ieee_single_format, mips_single_format, coldfire_single_format,
2995 ieee_double_format, mips_double_format, coldfire_double_format,
2996 ieee_extended_motorola_format, ieee_extended_intel_96_format,
2997 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
2998 ibm_extended_format, mips_extended_format, ieee_quad_format,
2999 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3000 decimal_single_format, decimal_double_format, decimal_quad_format,
3001 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3002 initialization of log2_b.
3003 * real.h (i370_single_format, i370_double_format): Declarations removed.
3004 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3005 field to always be one.
3007 2007-05-21 Andreas Schwab <schwab@suse.de>
3009 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3010 NOTE_INSN_BASIC_BLOCK_P.
3011 (process_for_unwind_directive): Likewise.
3013 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3015 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3016 * function.h (struct function): Move va_list_gpr_size,
3017 va_list_fpr_size, function_frequency to front of bitfields. Add
3019 (current_function_calls_unwind_init): New.
3020 * except.c (expand_builtin_unwind_init): Set
3021 current_function_calls_unwind_init not
3022 current_function_has_nonlocal_label.
3023 * reload1.c (has_nonexceptional_receiver): New.
3024 (reload): Use it and current_function_calls_unwind_init to
3025 determine whether call-saved regs must be saved.
3027 2007-05-20 Jan Hubicka <jh@suse.cz>
3029 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3030 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3031 * ddg.c (create_ddg): LIkewise.
3032 * final.c (final): Remove hunk moving line numbernotes around since
3033 they are no longer present at this stage.
3034 (final_scan_insn): Use NOTE_KIND instead of
3035 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3036 (output_asm_label): Likewise.
3037 * reorg.c (dbr_schedule): Likewise.
3038 * haifa-sched.c (unlink_other_notes): Likewise.
3039 * mode-switching.c (optimize_mode_switching): Likewise.
3040 * graph.c (start_bb): Likewise.
3041 * rtl.def (NOTE): Update description.
3042 * jump.c (squeeze_notes): Delete.
3043 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3044 NOTE_INSN_BASIC_BLOCK_P when possible.
3045 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3046 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3047 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3048 (dwarf2out_var_location): Likewise.
3049 * cfgbuild.c (make_edges): Likewise.
3050 (find_basic_blocks_1): Likewise.
3051 * function.c (reorder_blocks_1): Likewise.
3052 (epilogue_done): Likewise.
3053 (reposition_prologue_and_epilogue_notes): Likewise.
3054 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3056 (print_rtl): Likewise.
3057 (print_rtl_single): Likewise.
3058 * gcse.c (insert_insn_start_bb): Likewise.
3059 * alias.c (init_alias_analysis): Likewise.
3060 * calls.c (fixup_tail_calls): Likewise.
3061 * except.c (sjlj_emit_function_enter): Likewise.
3062 * emit-rtl.c (add_insn_after): Likeiwse.
3063 (emit_label_before): Likewise.
3064 (emit_label_after): Likewise.
3065 (emit_note_before, emit_note_after, emit_note): Update
3066 parameter to be enum insn_note; do not deal with source
3068 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3069 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3071 (merge_blocks_move_successor_nojumps): Simplify now when
3072 we don't have BLOCK notes.
3073 (try_optimize_cfg): Likewise.
3074 * cfglayout.c (skip_insns_after_block): Likewise.
3075 (record_effective_endpoints): Likewise.
3076 (duplicate_insn_chain): Likewise.
3077 * varasm.c (output_constant_pool_1): Likewise.
3078 * sched-deps.c (sched_analyze): Likewise.
3079 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3081 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3082 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3083 (SET_INSN_DELETED): Simplify.
3084 (NOTE_LINE_NUMBER): Exterminate.
3085 (NOTE_LINE_KIND): New.
3086 (NOTE_INSN_BASIC_BLOCK_P): Update.
3087 (enum insn_note): Simplify.
3088 (GET_NOTE_INSN_NAME) Simplify.
3089 (emit_note_before, emit_note_after, emit_note): Update prototype.
3090 (squeeze_notes): Remove.
3091 * sched-int.h (NOTE_NOT_BB_P): Update.
3092 * resource.c (mark_target_live_regs): Update.
3093 * sched-rgn.c (debug_dependencies): Update.
3094 * sched-vis.c (print_insn): Update.
3095 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3096 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3097 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3098 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3099 (split_branches): Update.
3100 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3102 (sh_adjust_unroll_max): Exterminate.
3103 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3104 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3105 (m68hc11_reorg): Likewise.
3106 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3107 (emit_predicate_relation_info): Update.
3108 (process_for_unwind_directive): Update.
3109 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3110 (output_call): Update.
3111 * config/pa/pa.c (output_lbranch): Update.
3112 (output_millicode_call): Update.
3113 (output_call): Update.
3114 (pa_combine_instructions): Update.
3115 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3116 * config/bfin/bfin.c (gen_one_bundle): Update.
3117 * cfgrtl.c (can_delete_note_p): Update.
3118 (delete_insn): Update.
3119 (rtl_merge_blocks): Update.
3120 (commit_one_edge_insertion): Update.
3121 (rtl_verify_flow_info): Update.
3122 * stmt.c (expand_case): Do not call squeeze_notes.
3124 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3131 * c.opt (Wtype-limits): New.
3132 * doc/invoke.texi (Wtype-limits): Document it.
3133 (Wextra): Enabled by -Wextra.
3134 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3135 * c-common.c (shorten_compare): Warn with Wtype-limits.
3137 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3139 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3140 inlined function, not as a macro.
3141 (_mm_alignr_pi8): Ditto.
3142 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3143 (_mm_inserti_si64): Ditto.
3144 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3145 (_mm_extract_epi16): Ditto.
3146 (_mm_insert_epi16): Ditto.
3147 (_mm_shufflehi_epi16): Ditto.
3148 (_mm_shufflelo_epi16): Ditto.
3149 (_mm_shuffle_epi32): Ditto.
3150 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3151 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3153 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3155 (_m_to_float): Use C89 compatible assignment.
3157 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3160 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3162 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3165 * doc/invoke.texi (Wreturn-type): Complete description.
3166 (Wextra): Delete item about return-type warning.
3167 * c-decl.c: Delete redundant Wextra warning.
3169 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3172 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3173 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3174 inlined function, not as a macro.
3175 (_mm_prefetch): Ditto.
3177 (_mm_insert_pi16): Ditto.
3179 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3180 (_m_pshufw): Ditto. Add const to __N argument.
3181 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3182 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3183 (_mm_slli_epi32): Ditto.
3184 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3185 Add __inline to function declaration.
3186 (_mm_slli_si128): Ditto.
3188 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3190 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3191 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3193 (struct fenv): New structure.
3194 (FP_HANDLE_EXCEPTIONS): New define.
3195 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3196 (_FP_DECL_EXP): New define.
3197 (FP_INIT_ROUNDMODE): New define.
3198 (FP_ROUNDMODE): New define.
3200 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3202 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3203 (Wconversion): Update description.
3204 (Wconversion-sign): New.
3205 * c.opt (Wconversion-sign): New.
3206 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3207 means disabled for C++. Otherwise, take the status of Wconversion.
3208 * c-common.c (conversion_warning): Warn with either Wconversion or
3210 (warnings_for_convert_and_check): Conditions are already checked by
3212 (convert_and_check): Don't check warnings if the conversion failed.
3214 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3215 Anatoly Sokolov <aesok@dol.ru>
3217 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3218 avr_epilogue_uses) : Add declaration.
3219 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3220 * config/avr/constraints.md (R): New constraint.
3221 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3222 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3223 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3224 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3225 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3226 call_prologue_saves, epilogue_restores, return_from_epilogue,
3227 return_from_main_epilogue, return_from_interrupt_epilogue,
3228 return_from_naked_epilogue, prologue, epilogue): New patterns.
3229 (jump): Handle symbol reference.
3230 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3231 avr_output_function_prologue, avr_output_function_epilogue): Remove
3233 (avr_init_machine_status, expand_prologue, expand_epilogue,
3234 avr_asm_function_end_prologue, avr_epilogue_uses,
3235 avr_asm_function_begin_epilogue): New functions.
3236 (prologue_size, epilogue_size, jump_tables_size): Remove global
3238 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3239 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3240 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3241 (avr_override_options): Initialise init_machine_status.
3242 (output_movhi): Handle all stack pointer loads.
3243 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3244 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3245 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3246 (EPILOGUE_USES) Redefine.
3247 (machine_function) Declare.
3249 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3251 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3252 Use a single return statement.
3254 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3257 * builtins.c (do_mpfr_lgamma_r): New.
3258 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3259 * tree.h (CASE_FLT_FN_REENT): New.
3261 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3263 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3264 (output_die): Use 'unsigned long' with %x.
3265 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3266 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3267 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3269 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3271 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3276 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3277 true if function has no argument.
3279 2007-05-18 DJ Delorie <dj@redhat.com>
3281 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3282 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3284 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3286 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3287 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3288 count_trailing_zeros.
3289 (__i386__): Implement count_leading_zeros using __builtin_clz().
3290 Implement count_trailing_zeros usign __builtin_ctz().
3292 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3294 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3296 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3299 * expr.c (emit_move_change_mode): Change mode of push operands here.
3301 2007-05-17 Ian Lance Taylor <iant@google.com>
3303 PR tree-optimization/31953
3304 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3306 (set_value_range_to_null): Call set_value_range_to_value.
3307 (extract_range_from_comparison): Likewise.
3309 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3311 * toplev.c (print_version): Output GMP/MPFR version info.
3313 * builtins.c (CASE_MATHFN_REENT): New macro.
3314 (mathfn_built_in): Use it.
3315 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3316 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3317 BUILT_IN_LGAMMAL_R): New.
3318 * doc/extend.texi: Document new builtins.
3321 * builtins.c (do_mpfr_remquo): New.
3322 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3323 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3326 * builtins.c (fold_builtin_1): Handle y0, y1.
3327 (fold_builtin_2): Handle yn.
3330 * builtins.c (do_mpfr_bessel_n): New.
3331 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3332 (fold_builtin_2): Handle BUILT_IN_JN.
3334 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3337 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3338 TYPE_PRECISION (intmax_type_node).
3340 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3343 * reload.c (subst_reloads): Remove checking.
3345 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3347 PR rtl-optimization/31691
3348 * combine.c (simplify_set): Build a new src pattern instead of
3349 substituting its operands in the COMPARE case.
3351 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3353 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3354 (execute_vrp): Preserve loops through jump threading.
3355 * tree-ssa-threadupdate.c (thread_single_edge,
3356 dbds_continue_enumeration_p, determine_bb_domination_status,
3357 thread_through_loop_header): New functions.
3358 (create_edge_and_update_destination_phis,
3359 create_edge_and_update_destination_phis): Set loops for the new blocks.
3360 (prune_undesirable_thread_requests): Removed.
3361 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3363 (thread_block): Do not call prune_undesirable_thread_requests.
3365 (mark_threaded_blocks): Select edges to thread here.
3366 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3367 Thread edges through loop headers independently.
3368 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3369 * tree-pass.h (TODO_mark_first_instance): New.
3370 (first_pass_instance): Declare.
3371 * cfghooks.c (duplicate_block): Put the block to the original loop
3372 if copy is not specified.
3373 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3374 jump threading. Pass may_peel_loop_headers to
3375 thread_through_all_blocks according to first_pass_instance.
3376 * cfgloop.h (create_preheader): Declare.
3377 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3378 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3379 * passes.c (first_pass_instance): New variable.
3380 (next_pass_1): Set TODO_mark_first_instance.
3381 (execute_todo): Set first_pass_instance.
3383 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3385 PR tree-optimization/24659
3386 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3387 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3388 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3389 OTI_vec_pack_ufix_trunc.
3390 (vec_unpacks_float_hi_optab): Define new macro.
3391 (vec_unpacks_float_lo_optab): Ditto.
3392 (vec_unpacku_float_hi_optab): Ditto.
3393 (vec_unpacku_float_lo_optab): Ditto.
3394 (vec_pack_sfix_trunc_optab): Ditto.
3395 (vec_pack_ufix_trunc_optab): Ditto.
3396 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3397 and vec_pack_[s|u]fix_trunc_optab using
3398 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3399 * tree-vectorizer.c (supportable_widening_operation): Handle
3400 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3401 (supportable_narrowing_operation): New function.
3402 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3403 * tree-vect-transform.c (vectorizable_conversion): Handle
3404 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3405 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3406 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3407 to check for target support.
3408 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3409 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3410 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3411 for VEC_PACK_FIX_TRUNC_EXPR.
3412 (expand_binop): Special case mode of the result for
3413 vec_pack_[u|s]fix_trunc_optab.
3414 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3415 vec_pack_[u|s]fix_trunc_optab.
3417 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3418 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3419 * tree-pretty-print.c (dump_generic_node): Handle
3420 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3421 VEC_PACK_FIX_TRUNC_EXPR.
3423 * expr.c (expand_expr_real_1): Ditto.
3424 * tree-inline.c (estimate_num_insns_1): Ditto.
3425 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3427 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3428 (vec_unpacks_float_lo_v8hi): Ditto.
3429 (vec_unpacku_float_hi_v8hi): Ditto.
3430 (vec_unpacku_float_lo_v8hi): Ditto.
3431 (vec_unpacks_float_hi_v4si): Ditto.
3432 (vec_unpacks_float_lo_v4si): Ditto.
3433 (vec_pack_sfix_trunc_v2df): Ditto.
3435 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3437 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3438 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3439 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3440 [vec_pack_ufix_trunc]: Ditto.
3441 [vec_unpacks_float_hi]: Ditto.
3442 [vec_unpacks_float_lo]: Ditto.
3443 [vec_unpacku_float_hi]: Ditto.
3444 [vec_unpacku_float_lo]: Ditto.
3446 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3448 * soft-fp/README: Update for new files.
3449 * soft-fp/floattisf.c: New file.
3450 * soft-fp/floattidf.c: New file.
3451 * soft-fp/floattitf.c: New file.
3452 * soft-fp/floatuntisf.c: New file.
3453 * soft-fp/floatuntidf.c: New file.
3454 * soft-fp/floatuntitf.c: New file.
3455 * soft-fp/fixsfti.c: New file.
3456 * soft-fp/fixdfti.c: New file.
3457 * soft-fp/fixtfti.c: New file.
3458 * soft-fp/fixunssfti.c: New file.
3459 * soft-fp/fixunsdfti.c: New file.
3460 * soft-fp/fixunstfti.c: New file.
3461 * soft-fp/extendxftf.c: New file.
3462 * soft-fp/trunctfxf.c: New file.
3464 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3465 (__trunctfxf2): Ditto.
3467 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3468 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3469 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3470 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3471 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3472 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3474 * config/i386/t-fprules-softfp64: New file.
3475 * config/i386/sfp-machine.h: New file.
3476 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3477 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3478 and soft-fp/t-softfp to tmake_file.
3479 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3480 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3482 * config/i386/t-linux64 (softfp_wrap_start): New.
3483 (softfp_wrap_end): New.
3484 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3485 supported for TARGET_64BIT.
3487 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3489 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3490 c_common_unsigned_type behavior.
3492 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3494 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3497 2007-05-16 Eric Christopher <echristo@apple.com>
3499 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3500 saving after stack push. Set sp_offset whenever we push.
3501 (rs6000_emit_epilogue): Move altivec register restore before
3504 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3506 * configure.ac: Allow sysroots to be relocated under $prefix as
3507 well as $exec_prefix.
3508 * configure: Regenerate.
3510 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3514 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3516 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3517 (gcc_tooldir): Likewise.
3518 * configure: Regenerate.
3519 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3520 old configure.ac gcc_tooldir setting.
3521 (prefix_to_exec_prefix): New variable.
3522 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3523 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3525 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3527 * c-typeck.c (build_binary_op): Return early for error.
3529 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3531 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3532 struct nb_iter_bound.
3533 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3534 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3535 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3536 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3537 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3538 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3539 (del_scev_info): Use ggc_free.
3540 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3541 * loop-init.c: Include ggc.h.
3542 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3543 (loop_optimizer_finalize): Use ggc_free.
3544 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3545 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3546 pass_iv_optimize): Add TODO_ggc_collect.
3547 * function.h (struct function): Remove skip marker from x_current_loops.
3548 * cfgloop.c: Include ggc.h.
3549 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3551 (establish_preds): Vector superloops is gc allocated.
3552 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3554 (flow_loops_find): Vector larray is gc allocated.
3555 (loop_exit_free): Use ggc_free.
3556 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3557 that head of exits list is now not a part of struct loop.
3558 (record_loop_exits): Allocate exits table in gc memory.
3559 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3560 head of exits list is now not a part of struct loop.
3561 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3562 struct loop_exit): Add GTY marker.
3563 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3564 Add skip marker to aux field. Make head of exits list a separate
3566 (struct loops): Add GTY marker. Make larray vector gc allocated.
3567 Add param marker to exits table.
3568 (get_loops): Type changed.
3569 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3571 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3572 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3573 * basic-block.h (struct basic_block_def): Remove skip marker from
3576 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3578 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3579 of 0 in the call to expand_expr().
3580 (expand_builtin_mathfn_3): Ditto.
3581 (expand_builtin_interclass_mathfn): Ditto.
3582 (expand_builtin_cexpi): Ditto.
3583 (expand_builtin_int_roundingfn): Ditto.
3584 (expand_builtin_int_roundingfn_2): Ditto.
3585 (expand_builtin_pow): Ditto.
3586 (expand_builtin_powi): Ditto.
3587 (expand_builtin_bswap): Ditto.
3588 (expand_builtin_unop): Ditto.
3589 (expand_builtin_fabs): Ditto.
3590 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3591 the call to expand_expr().
3592 (expand_builtin_sync_operation): Ditto.
3593 (expand_builtin_compare_and_swap): Ditto.
3594 (expand_builtin_lock_test_and_set): Ditto.
3595 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3596 instead of 0 in the call to expand_expr().
3597 (expand_builtin_extract_return_addr): Ditto.
3598 (expand_builtin_eh_return): Ditto.
3599 (expand_eh_return): Ditto.
3600 * explow.c (expr_size): Ditto.
3601 * expr.c (optimize_bitfield_assignment_op): Ditto.
3602 (expand_assignement): Ditto.
3603 (store_expr): Ditto.
3604 (store_field): Ditto.
3605 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3606 the call to expand_expr().
3607 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3608 in the call to expand_expr().
3609 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3610 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3611 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3613 * optabs.c (expand_vec_shift_expr): Ditto.
3614 (expand_vec_cond_expr): Ditto.
3615 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3616 call to expand_expr().
3617 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3618 in the call to expand_expr().
3620 2007-05-14 Dave Korn <dave.korn@artimi.com>
3622 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3624 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3626 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3627 instead of c_common_unsigned_type.
3628 (c_common_unsigned_type): Remove.
3629 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3630 c_common_unsigned_type.
3631 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3632 c_common_unsigned_type.
3633 * c-common.h (c_common_unsigned_type): Remove.
3634 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3635 c_common_unsigned_type.
3636 * c-format.c (check_format_types): Use unsigned_type_for instead of
3637 c_common_unsigned_type.
3638 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3639 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3640 c_common_unsigned_type.
3641 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3642 lang_hooks.types.unsigned_type.
3643 * expmed.c (make_tree): Use unsigned_type_for instead of
3644 lang_hooks.types.unsigned_type.
3645 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3646 lang_hooks.types.unsigned_type.
3647 (build_range_check): Likewise.
3648 (fold_unary): Likewise.
3649 (fold_binary): Likewise.
3650 (fold_ternary): Likewise.
3651 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3652 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3653 * tree.c (get_unsigned_type): New.
3654 (unsigned_type_for): Use get_unsigned_type instead of
3655 lang_hooks.types.unsigned_type.
3657 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3659 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3660 to m68k_get_function_kind. Update its prototype.
3661 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3663 (m68k_interrupt_function_p): Return enum m68k_function_type
3664 instead of bool. Rename to m68k_get_function_kind.
3665 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3667 (m68k_compute_frame_layout): Don't mark any register for save
3668 if an interrupt_thread attribute is specified.
3669 (m68k_hard_regno_rename_ok): Update a use of
3670 m68k_interrupt_function_p.
3671 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3672 m68k_interrupt_function_p.
3673 (m68k_function_type): New.
3674 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3675 for a function with an interrupt_thread attribute.
3676 * doc/extend.texi: Document the interrupt_thread attribute.
3678 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3680 Fix PR tree-optimization/31911
3681 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3682 if they didn't change the expression.
3684 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3686 * tree-scalar-evolution.c (resolve_mixers): Exported.
3687 * tree-scalar-evolution.h (resolve_mixers): Declare.
3688 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3689 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3690 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3691 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3692 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3693 strip_conversion, analyze_offset_expr, address_analysis,
3694 object_analysis, analyze_offset): Removed.
3695 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3696 split_constant_offset, canonicalize_base_object_address,
3697 object_address_invariant_in_loop_p, disjoint_objects_p,
3698 dr_may_alias_p, dr_address_invariant_p): New functions.
3699 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3700 and dr_analyze_alias.
3701 (initialize_data_dependence_relation): Use dr_may_alias_p
3702 and object_address_invariant_in_loop_p.
3703 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3705 (find_data_references_in_stmt): Restrict the analysis of data references
3706 to the given loop nest.
3707 (find_data_references_in_loop): Made static. Pass loop nest to
3708 find_data_references_in_stmt.
3709 (compute_data_dependences_for_loop): Use DR_VOPS.
3710 (free_data_ref): Free DR_VOPS.
3711 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3712 (struct innermost_loop_behavior): ... new.
3713 (struct base_object_info): Replaced by ...
3714 (struct indices): ... new.
3715 (struct dr_alias): New.
3716 (enum data_ref_type): Removed.
3717 (struct data_reference): Consist of struct innermost_loop_behavior,
3718 struct indices and struct dr_alias.
3719 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3720 (DR_MEMTAG): Renamed to ...
3721 (DR_SYMBOL_TAG): ... this.
3722 (find_data_references_in_loop): Declaration removed.
3723 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3724 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3725 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3726 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3728 2007-05-13 Revital Eres <eres@il.ibm.com>
3730 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3731 which walks virtual def-use chains to find redundant stores.
3732 (dse_optimize_stmt): Call it.
3734 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3736 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3737 * passes.c (init_optimization_passes): Move pass_jump_bypass
3740 * basic-block.h (bb_has_eh_pred): Fix style issue.
3742 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3744 PR rtl-optimization/31848
3745 * loop-invariant.c (move_invariant_reg): If we move an insn
3746 with a REG_EQUAL note, and that insn is not always executed,
3747 remove the REG_EQUAL note.
3749 2007-05-12 Richard Guenther <rguenther@suse.de>
3751 PR tree-optimization/31797
3752 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3753 propagate into a stmt that has volatile ops.
3755 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3757 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3758 (gcc_tooldir): Likewise.
3759 * configure: Regenerate.
3760 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3761 old configure.ac gcc_tooldir setting.
3762 (prefix_to_exec_prefix): New variable.
3763 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3764 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3766 2007-05-11 Silvius Rus <rus@google.com>
3768 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3769 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3770 * c-common.h (strict_aliasing_warning): Change return type.
3771 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3772 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3773 (build_c_cast): Condition call to strict_aliasing_warning.
3774 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3775 * flags.h (set_Wstrict_aliasing): Declare.
3776 * opts.c (set_Wstrict_alising): Define, add call to.
3777 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3778 * tree-ssa-alias-warnings.c: New file.
3779 * tree-ssa-alias.c (compute_may_aliases): Add call to
3780 strict_aliasing_warning_backend.
3782 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3784 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3785 Use loop_depth and loop_outer accessor functions.
3786 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3787 determine_invariantness_stmt, move_computations_stmt): Ditto.
3788 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3789 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3790 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3791 * tree-scalar-evolution.c (interpret_loop_phi,
3792 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3793 instantiate_parameters_1, scev_const_prop): Ditto.
3794 * cfghooks.c (make_forwarder_block): Ditto.
3795 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3796 * modulo-sched.c (loop_canon_p): Ditto.
3797 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3798 slpeel_can_duplicate_loop_p): Ditto.
3799 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3800 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3801 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3802 cancel_loop, verify_loop_structure): Ditto.
3803 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3804 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3805 superloops vector instead of "pred" array.
3806 (establish_preds): Take father loop as an argument. Initialize the
3808 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3809 initialize loop->outer.
3810 (flow_loop_tree_node_remove): Truncate the superloops vector.
3811 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3812 "pred" merged to "superloops" vector.
3813 (loop_depth, loop_outer): New.
3814 (fel_init): Use loop_outer.
3816 2007-05-11 Jan Hubicka <jh@suse.cz>
3818 * cgraphunit.c: Include gt-cgraphunit.h
3819 (static_ctors, static_dtors): New static vars.
3820 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3821 based on implementation in c-common.c
3822 (cgraph_finalize_function): Call record_cdtor_fn.
3823 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3824 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3825 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3826 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3827 build_cdtor, c_build_cdtor_fns): Remove.
3828 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3829 c_build_cdtor_fns): Remove prototype.
3831 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3834 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3835 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3836 * builtins.c (fold_builtin_memchr): New.
3837 (expand_builtin_memchr): Call the latter.
3838 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3839 * doc/extend.texi ([Other built-in functions provided by GCC]):
3842 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3844 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3845 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3846 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3847 PFPO_OP1_TYPE_SHIFT): Constants added.
3848 (DFP_ALL): Mode macro defined.
3849 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3850 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3851 Insn definitions added.
3852 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3853 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3856 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3858 PR tree-optimization/31885
3859 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3861 (automatically_generated_chrec_p): Return false for NULL.
3863 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3865 * config/bfin/bfin.h (MOVE_RATIO): Define.
3867 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3869 * config.gcc (sparc-wrs-vxworks): New target.
3870 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3871 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3872 * config/sparc/sparc.h: Include vxworks-dummy.h.
3873 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3874 include LABEL_REFs too.
3875 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
3876 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
3878 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
3880 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
3881 (sparc_emit_call_insn): New function.
3882 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
3883 functions when generating VxWorks PIC.
3884 * config/sparc/sparc.md (vxworks_load_got): New pattern.
3885 (call, call_value): Use sparc_emit_call_insn instead of
3888 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3890 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3892 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3894 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
3895 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
3896 instead of operand_subword.
3898 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3900 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
3901 * config/bfin/bfin.c (bfin_local_alignment): New function.
3902 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
3904 2007-05-08 Chao-ying Fu <fu@mips.com>
3906 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
3907 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
3908 (smsub_widen_optab, umsub_widen_optab): Define.
3909 * optabs.c (init_optabs): Initialize smsub_widen_optab and
3911 * genopinit.c (optabs): Fill in smsub_widen_optab and
3913 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
3914 and umsub_widen_optab to implement multiply-subtract sequences.
3915 * config/mips/mips.md (*msac<u>_di): Rename to...
3916 (<u>msubsidi4): ...this. Extend condition to include
3917 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3918 of operand 0 to "ka" and use the three-operand form of msub<u>
3920 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
3923 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3925 PR rtl-optimization/28011
3926 * reload.c (push_reload): Set dont_share if IN appears in OUT
3927 also when IN is a PLUS rtx.
3928 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
3931 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
3933 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
3934 call unshare_all_decls.
3935 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
3936 (unshare_all_decls): Remove.
3938 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
3941 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
3944 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
3945 Nigel Stephens <nigel@mips.com>
3947 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
3948 Update comments and all uses.
3949 (MIN_FPRS_PER_FMT): Define.
3950 * config/mips/mips.c (function_arg): Fix to correctly handle
3951 the -mips32r2 -mfp64 -mabi=32 case.
3952 (override_options): Enable use of odd-numbered registers for
3953 SFmode values on MIPS32.
3954 (mips_save_reg_p): Save whole floating-point register pair if
3955 either half is used.
3956 (compute_frame_size): Fix comment.
3958 2007-05-08 Jie Zhang <jie.zhang@analog.com>
3960 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
3961 argument of type bool.
3962 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
3963 argument. Safely select temporary P register according to it.
3964 (do_link): Change call site of add_to_reg accordingly.
3965 (do_unlink): Add epilogue_p as a fourth argument and pass it
3967 (expand_interrupt_handler_epilogue): Change call of do_unlink
3969 (bfin_expand_prologue): Add a third argument sibcall_p.
3970 * config/bfin/bfin.md (epilogue): Change call of
3971 bfin_expand_epilogue accordingly.
3972 (sibcall_epilogue): Likewise.
3973 (eh_return_internal): Likewise.
3975 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
3976 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
3977 * config/bfin/bfin.c (bfin_handle_option): Handle
3978 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
3979 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
3980 Support bf534, bf536 and bf561.
3981 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
3983 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
3986 * config/i386/i386.c (ix86_function_regparm): Process local
3987 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
3989 2007-05-07 Mike Stump <mrs@apple.com>
3991 * doc/invoke.texi (Warning Options): Document that -Wempty-body
3992 also checks for and while statements in C++.
3994 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
3996 * gcc.c (at_file_supplied): New variable.
3997 (main): Set it if we expanded argv.
3998 (do_spec_1): Pass an @-file to the linker if we were called with
3999 an @-file argument and HAVE_GNU_LD.
4000 * collect2.c (at_file_supplied): New variable.
4001 (response_file): New variable.
4002 (collect_exit): Unlink response_file if necessary.
4003 (handler): Likewise.
4004 (do_wait): Likewise.
4005 (main): Set at_file_supplied if we expanded argv.
4006 (collect_execute): Pass an @-file to subprocesses if we were called
4007 with an @-file argument.
4008 * configure.ac: Add define for HAVE_GNU_LD.
4009 * configure: Regenerate.
4010 * config.in: Regenerate.
4012 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4014 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4020 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4022 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4023 (TARGET_ENCODE_SECTION_INFO): Re-define.
4024 (m32c_encode_section_info): New
4025 (function_vector_handler): New
4026 (current_function_special_page_vector): New
4027 (m32c_special_page_vector_p): New.
4028 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4030 * config/m32c/jump.md: Added instruction JSRS for functions
4031 with attribute "function_vector".
4032 * doc/extend.texi (function_vector): Added description
4033 for M16C, M32C targets.
4035 2007-05-07 DJ Delorie <dj@redhat.com>
4038 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4039 ashrpsi3, lshrpsi3): Update shift count constraint.
4041 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4042 Nathan Froyd <froydnj@codesourcery.com>
4045 * c-incpath.c (add_path): Strip trailing path separators.
4047 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4049 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4050 Free dominance info before purging EH edges.
4051 (eliminate_degenerate_phis): Likewise.
4052 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4054 2007-05-07 Jan Hubicka <jh@suse.cz>
4056 * gimplify.c (gimplify_expr): Do not crash when folding
4057 (void *)(int)&a + 4.
4059 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4062 * c-opts.c (lang_fortran): Make it non static.
4063 * c-common.h (lang_fortran): New prototype.
4064 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4065 -lang-fortran option was passed by the driver.
4067 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4069 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4070 of ASSERT_CHECKING. Tweak message.
4072 2007-05-06 Revital Eres <eres@il.ibm.com>
4075 * loop-unroll.c (insert_var_expansion_initialization):
4076 Initialize the expansions with -zero instead of +zero.
4078 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4080 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4081 into pic and non-pic versions. Mark r19 as used for
4082 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4083 for tgd_load, tld_load and tie_load .
4084 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4085 version of tgd_load, tld_load and tie_load depending on the
4088 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4089 Jakub Jelinek <jakub@redhat.com>
4091 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4092 (__do_global_dtors_aux): Use more paranoid loop to run
4093 destructors if HIDDEN_DTOR_LIST_END.
4094 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4096 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4098 * varasm.c (align_variable): Don't increase alignment for
4099 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4100 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4102 2007-05-04 Josh Conner <jconner@apple.com>
4104 * basic-block.h (cdi_direction): Assign values to all enumeration
4106 (dom_computed): Remove.
4107 (dom_info_state): New.
4108 (set_dom_info_availability): New.
4109 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4110 walk_data.dom_direction.
4111 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4112 instead of dom_computed[].
4113 (split_edge): Likewise.
4114 (create_basic_block): Likewise.
4115 (merge_blocks): Likewise.
4116 * ifcvt.c (find_if_header): Likewise.
4117 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4118 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4119 * tree-ssa.c (verify_ssa): Likewise.
4120 * tree-cfg.c (tree_verify_flow_info): Likewise.
4121 (remove_edge_and_dominated_blocks): Likewise.
4122 * dominance.c (dom_computed): Make static.
4123 (calc_dfs_tree_nonrec): Change third param to a bool.
4124 (calc_dfs_tree): Change second param to a bool.
4125 (calc_idioms): Change second param to a bool. Use
4126 dom_convert_dir_to_idx.
4127 (init_dom_info): Validate dir before using.
4128 (dom_convert_dir_to_idx): New.
4129 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4130 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4131 (free_dominance_info): Use dom_convert_dir_to_idx.
4132 (get_immediate_dominator): Likewise.
4133 (set_immediate_dominator): Likewise.
4134 (get_dominated_by): Likewise.
4135 (redirect_immediate_dominators): Likewise.
4136 (nearest_common_denominator): Likewise.
4137 (dominated_by_p): Likewise.
4138 (bb_dom_dfs_in): Likewise.
4139 (bb_dom_dfs_out): Likewise.
4140 (recount_dominator): Likewise.
4141 (iterate_fix_dominators): Likewise.
4142 (add_to_dominance_info): Likewise.
4143 (delete_from_dominance_info): Likewise.
4144 (first_dom_son): Likewise.
4145 (next_dom_son): Likewise.
4146 (dom_info_available_p): Likewise.
4147 (dom_info_state): New.
4148 (set_dom_info_availability): New.
4150 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4152 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4154 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4156 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4158 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4159 (subdi3, subdi_carry): Delete.
4161 2007-05-04 Jan Hubicka <jh@suse.cz>
4162 Richard Guenther <rguenther@suse.de>
4164 * opts.c (decode_options): Do not fiddle with inlining
4165 parameters in case of optimizing for size.
4166 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4167 for size do nothing.
4168 (cgraph_decide_inlining_of_small_function): When optimizing for
4169 size never inline functions increasing caller size.
4170 (cgraph_early_inlining): Inline for size when optimizing for size.
4172 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4174 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4175 logical operations piecewise.
4176 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4177 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4178 subdi_sesidi_di): Delete.
4179 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4180 the generated sequence. Allow three-reg add in constraints. Rewrite
4181 the rtl expression for carry to avoid zero_extend of a constant.
4182 (sub_with_carry): New pattern.
4183 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4184 different sequence not involving jumps.
4185 (notbi): Now a named pattern.
4187 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4189 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4190 Add the note about a significant loss of accuracy of some
4191 mathematical routines when these options are used.
4193 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4195 * haifa-sched.c (rtx_vec_t): New typedef.
4196 (contributes_to_priority_p): Extract piece of priority () into new
4198 (priority): Use the function. Add assertion.
4199 (rank_for_schedule, set_priorities): Add assertion to check that
4200 insn's priority is initialized.
4201 (clear_priorities, calc_priorities): Change signature. Make it update
4202 all relevant insns. Update all callers ('add_to_speculative_block ()'
4203 and 'create_block_check_twin ()').
4204 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4205 Add new field 'priority_status'.
4206 (INSN_PRIORITY_STATUS): New macro.
4207 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4209 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4211 * sched-ebb.c (debug_ebb_dependencies): New static function.
4212 (init_ready_list): Use it.
4214 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4215 with changed signature and 'debug_rgn_dependencies ()'.
4216 (debug_rgn_dependencies): New static function.
4217 (init_ready_list): Use it.
4219 * sched-int.h (debug_dependencies): Declare.
4221 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4223 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4225 2007-05-04 Dirk Mueller <dmueller@suse.de>
4227 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4229 2007-05-03 Jan Hubicka <jh@suse.cz>
4231 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4232 for pointer type in more cases than before.
4234 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4236 * tree-object-size.c (plus_expr_object_size): When operand size is
4237 unknown, return unknown.
4239 2007-05-03 Dirk Mueller <dmueller@suse.de>
4241 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4243 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4246 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4248 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4250 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4252 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4254 * config/soft-fp/double.h, config/soft-fp/extended.h,
4255 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4256 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4257 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4258 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4261 2007-05-03 Ian Lance Taylor <iant@google.com>
4263 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4264 MASK_PPC_GFXOPT for 8540 or 8548.
4266 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4268 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4269 vect_print_dump_info() to output debug information.
4271 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4274 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4275 operands of size 2 when operand is not MEM_P.
4277 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4279 PR tree-optimization/30565
4280 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4282 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4284 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4285 (umulsi3_highpart): Use them.
4286 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4287 for final accumulator to D regisster tranfser.
4289 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4291 PR tree-optimization/31699
4292 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4294 (vect_enhance_data_refs_alignment): Compute peel amount using
4295 TYPE_VECTOR_SUBPARTS instead of vf.
4296 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4298 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4301 * system.h: Remove inclusion of double-int.h
4302 * tree.h: Include double-int.h
4303 * gengtype.c: Likewise
4304 * cfgloop.h: Likewise
4305 * Makefile.in: Adjust dependencies on double-int.h
4307 2007-05-02 Eric Christopher <echristo@apple.com>
4309 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4310 -shared to -Zdynamiclib.
4312 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4315 * c-common.c (strip_pointer_or_array_types): New function.
4316 * c-common.h (strip_pointer_or_array_types): New function declaration.
4318 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4320 PR tree-optimization/31771
4321 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4323 2007-05-02 Paul Brook <paul@codesourcery.com>
4325 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4327 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4330 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4333 2007-05-02 Nick Clifton <nickc@redhat.com>
4335 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4337 2007-05-02 Richard Guenther <rguenther@suse.de>
4339 PR tree-optimization/31146
4340 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4341 argument, single_use_p. If we have a single use that is
4342 a conversion to the definition rhs type, propagate that rhs.
4343 (forward_propagate_addr_expr): Pass single_use_p argument
4344 to forward_propagate_addr_expr_1.
4346 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4348 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4351 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4353 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4354 'AMD Family 10 core'.
4356 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4358 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4359 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4360 with SSE3 instruction set support.
4361 * doc/invoke.texi: Likewise.
4363 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4365 * config/i386/i386.c (override_options): Tuning 32-byte loop
4366 alignment for amdfam10 architecture. Increasing the max loop
4367 alignment to 24 bytes.
4369 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4371 * config/m68k/constraints.md: New.
4372 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4373 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4374 EXTRA_CONSTRAINT): Remove.
4375 * config/m68k/m68k.md: Include constraints.md.
4376 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4378 2007-05-01 Ian Lance Taylor <iant@google.com>
4380 PR tree-optimization/31739
4381 * tree-vrp.c (vrp_val_is_max): New static function.
4382 (vrp_val_is_min): New static function.
4383 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4385 (set_value_range): Use vrp_val_is_{max,min}.
4386 (extract_range_from_assert): Likewise.
4387 (extract_range_from_binary_expr): Likewise.
4388 (extract_range_from_unary_expr): Likewise.
4389 (dump_value_range, vrp_meet): Likewise.
4390 (vrp_visit_phi_node): Likewise.
4391 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4393 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4395 * config/i386/gmon-sol2.c (size_t): New type.
4396 (intptr_t): Likewise.
4397 (s_textsize): Declare as size_t.
4399 (monstartup): Use size_t for sizes.
4400 (_mcount): Save and restore registers.
4401 (internal_mcount): Pass 0 as the first argument to monstartup
4403 (moncontrol): Convert pointer to appropriately sized integer
4404 before passing to profil.
4406 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4408 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4409 __NO_FPRS__, not just if _SOFT_DOUBLE.
4410 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4411 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4412 also for E500 double.
4413 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4414 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4417 2007-05-01 Richard Guenther <rguenther@suse.de>
4419 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4422 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4424 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4426 2007-05-01 Jan Hubicka <jh@suse.cz>
4428 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4431 2007-05-01 Jan Hubicka <jh@suse.cz>
4433 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4434 (maybe_fold_offset_to_reference): Declare.
4435 * fold-const.c (fold_unary): Do not fold
4436 (type *)&A into &A->field_of_type_and_offset_0
4437 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4438 size is unknown, give up.
4439 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4441 (maybe_fold_offset_to_reference): New.
4442 (maybe_fold_stmt_indirect): Use it.
4443 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4444 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4446 (gimplify_expr): Likewise for plus_expr.
4448 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4450 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4451 bsi_after_labels. Always insert statements before bsi.
4452 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4453 * predict.c (apply_return_prediction): Check for empty blocks.
4454 * cfgexpand.c (lab_rtx_for_bb): New variable.
4455 (label_rtx_for_bb): Do not create new tree labels.
4456 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4457 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4458 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4460 (label_for_bb): Add field used.
4461 (update_eh_label, main_block_label): Mark the label used.
4462 (cleanup_dead_labels): Remove unused labels.
4464 2007-05-01 Richard Guenther <rguenther@suse.de>
4466 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4467 if it is not about to be set.
4468 (get_value_range): Do not pre-allocate equiv bitmap.
4469 (update_value_range): No need to clear equiv field.
4470 (add_equivalence): Change prototype to get bitmap pointer.
4471 Allocate bitmap here if it is not already.
4472 (extract_range_from_assert): Do not allocate bitmap here.
4473 Update callers to add_equivalence.
4474 (extract_range_from_ssa_name): Likewise.
4475 (get_vr_for_comparison): New static helper.
4476 (compare_name_with_value): Handle NULL equiv bitmap by
4477 peeling the first iteration of the comparison loop.
4478 Use get_vr_for_comparison.
4479 (compare_names): Handle NULL equiv bitmaps by using fake
4480 ones. Use get_vr_for_comparison.
4482 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4484 * double-int.c (mpz_set_double_int): Moved from
4485 tree-ssa-loop-niter.c.
4486 (mpz_get_double_int): Likewise; also, add option to wrap
4487 out-of-range integers.
4488 * double-int.h: New prototypes for above.
4489 * tree.c (get_static_type_bounds): Moved from
4490 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4491 TYPE_MAX_VALUE if they exist..
4492 * tree.h: New prototype for above.
4493 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4494 get_type_bounds calls.
4495 (mpz_set_double_int): Move to double-int.c.
4496 (get_type_bounds): Move to tree.c, rename to
4497 get_static_type_bounds.
4498 (mpz_to_double_int): Move to double-int.c, rename to
4501 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4503 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4504 DIV0 exception can fall through to a normal return.
4506 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4510 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4511 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4512 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4513 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4514 initialize align to silence bogus warning.
4515 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4516 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4518 (struct sra_walk_fns): Remove use_all parameter from use.
4519 (sra_hash_tree): Handle BIT_FIELD_REFs.
4520 (sra_elt_hash): Don't hash bitfld blocks.
4521 (sra_elt_eq): Skip them in parent compares as well. Handle
4523 (sra_walk_expr): Don't maintain or pass down use_all_p.
4524 (scan_use): Remove use_all parameter.
4525 (scalarize_use): Likewise. Re-expand assignment to
4526 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4527 output, and re-scalarize after output. Don't mark anything
4529 (scalarize_ldst): Adjust.
4530 (scalarize_walk_gimple_modify_statement): Likewise.
4531 (build_element_name_1): Handle BIT_FIELD_REFs.
4532 (instantiate_element): Don't warn for any element whose parent
4534 (instantiate_missing_elements_1): Return the sra_elt.
4535 (canon_type_for_field): New.
4536 (try_instantiate_multiple_fields): New.
4537 (instantiate_missing_elemnts): Use them.
4538 (mark_no_warning): Removed.
4539 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4540 (REPLDUP, sra_build_elt_assignment): New.
4541 (generate_copy_inout): Use them.
4542 (generate_element_copy): Likewise. Handle bitfld differences.
4543 (generate_element_zero): Don't recurse for blocks. Use
4544 sra_build_elt_assignment.
4545 (generate_one_element_int): Take elt instead of var. Use
4546 sra_build_elt_assignment.
4547 (generate_element_init_1): Adjust.
4548 (scalarize_use, scalarize_copy): Use REPLDUP.
4549 (scalarize_ldst): Move assert before dereference.
4550 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4552 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4555 * tree.c (reconstruct_complex_type): Reconstruct a reference
4557 Also use the same mode for the pointer as the old pointer type.
4559 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4561 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4564 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4566 PR rtl-optimization/31676
4567 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4568 (df_refs_record): Call it.
4570 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4572 * rtl.def (SS_ABS): New code.
4573 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4574 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4575 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4576 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4577 (bfin_init_builtins): Define them.
4578 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4579 (bfin_expand_builtin): ... and handle the others here.
4580 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4581 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4582 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4583 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4584 operand is only HImode.
4586 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4588 * regclass.c (scan_one_insn): Remove splitting of
4591 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4592 Nigel Stephens <nigel@mips.com>
4594 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4596 2007-04-28 Jan Hubicka <jh@suse.cz>
4598 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4599 insn_locators_alloc instead of insn_locators_initialize;
4600 call reset_block_changes.
4601 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4602 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4603 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4604 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4605 * config/score/score.c (th_output_mi_thunk): Likewise.
4606 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4607 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4608 tolerate uninitialized locator info.
4611 * function.c (init_function_start): Don't init line number info.
4612 (expand_function_end): Update.
4613 (reset_block_changes, record_block_change, finalize_block_changes,
4614 check_block_change, free_block_changes): Kill.
4615 * function.h (reset_block_changes, record_block_change,
4616 finalize_block_changes, check_block_change, free_block_changes): Remove
4618 (struct function): Remove ib_boundaries_block.
4619 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4620 Use curr_insn_locator to initialize locator.
4621 (emit_line_note): Remove.
4622 * cfgexpand.c (expand_gimple_cond_expr): Update.
4623 (construct_exit_block): Likewise.
4624 (tree_expand_cfg): Initialize/finalize locators.
4625 * expr.c (expand_expr_real): Update.
4626 * cfglayout.c (line_locators_locs, line_locators_lines,
4627 file_locators_locs, file_locators_files): Remove.
4628 (set_block_levels): Move to cfgexpand.c.
4629 (insn_locators_initialize): Remove.
4630 (pass_insn_locators_initialize): Remove.
4631 (locations_locators_locs, locations_locators_vals): New static vars.
4632 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4634 (insn_locators_alloc, insn_locators_finalize,
4635 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4637 (locator_location): New.
4638 (locator_line, locator_file): Rewrite.
4639 * rtl.h (emit_line_note): Kill.
4640 (insn_locators_alloc, insn_locators_finalize,
4641 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4643 * tree-inline.c (initialize_cfun): Do not initialize
4644 ib_boundaries_block.
4645 * passes.c (pass_insn_locators_initialize): Remove.
4647 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4649 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4650 info. Update last_basic_block correctly.
4652 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4655 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4656 register itself to hold the offset constant. Tell flow the use
4657 of r4 and r5 when they are used.
4659 2007-04-27 Richard Guenther <rguenther@suse.de>
4661 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4662 if we simplified anything.
4663 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4664 warnings until we did a simplification and the stmt was not
4665 marked as TREE_NO_WARNING.
4667 2007-04-27 Mike Stump <mrs@apple.com>
4669 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4671 2007-04-27 Ian Lance Taylor <iant@google.com>
4674 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4675 TYPE_MAX_VALUE exist, convert them to the new type.
4677 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4679 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4680 if it claims to be available.
4681 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4683 (perform_tree_ssa_dce): Always free postdominators.
4685 2007-04-27 Richard Henderson <rth@redhat.com>
4687 * config/alpha/predicates.md (aligned_memory_operand): Mark
4688 as define_special_predicate.
4689 (unaligned_memory_operand, normal_memory_operand): Likewise.
4690 (reg_or_unaligned_mem_operand): Remove.
4691 (any_memory_operand): Match the documentation and check for
4692 non-renumbered pseudos during reload.
4693 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4694 alpha_secondary_reload_class, update to new interface, make static.
4695 Handle CQImode like HImode. Remove FP subreg check.
4696 (alpha_expand_mov): Use replace_equiv_address.
4697 (alpha_expand_mov_nobwx): Use any_memory_operand.
4698 (TARGET_SECONDARY_RELOAD): New.
4699 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4700 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4701 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4702 * config/alpha/alpha.md: ... here.
4703 (RELOAD12, reloadmode): New.
4705 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4706 Don't handle the aligned case here.
4707 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4708 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4709 reload_inhi_help. Don't expect a scratch register.
4710 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4712 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4714 2007-04-27 Richard Guenther <rguenther@suse.de>
4716 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4718 2007-04-27 Richard Guenther <rguenther@suse.de>
4720 PR tree-optimization/30965
4721 PR tree-optimization/30978
4722 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4723 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4724 (find_equivalent_equality_comparison): Likewise.
4725 (simplify_cond): Likewise.
4726 (get_prop_source_stmt): New helper.
4727 (get_prop_dest_stmt): Likewise.
4728 (can_propagate_from): Likewise.
4729 (remove_prop_source_from_use): Likewise.
4730 (combine_cond_expr_cond): Likewise.
4731 (forward_propagate_comparison): New function.
4732 (forward_propagate_into_cond): Rewrite to use fold for
4734 (tree_ssa_forward_propagate_single_use_vars): Call
4735 forward_propagate_comparison to propagate comparisons.
4737 2007-04-27 Richard Guenther <rguenther@suse.de>
4739 PR tree-optimization/31715
4740 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4741 sure to do computation on the offset in an appropriate
4744 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4746 * reload.h (elimination_target_reg_p): Declare.
4747 * reload.c (find_reloads): Don't apply the reg_rtx move
4748 optimization if the SET_DEST satisfies elimination_target_reg_p.
4749 * reload1.c (elimination_target_reg_p): New function.
4750 (gen_reload): In the move/add2 fallback, make sure that op0
4751 does not overlap the destination register.
4753 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4755 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4756 transform only GIMPLE_MODIFY_STMTs.
4757 * tree-complex.c (expand_complex_operations_1): Ditto.
4758 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4759 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4760 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4762 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4763 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4764 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4765 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4766 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4767 slpeel_add_loop_guard): Ditto.
4768 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4769 * lambda-code.c (perfect_nestify): Ditto.
4770 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4771 before the first statement.
4772 * tree-optimize.c (execute_free_datastructures): Fix comments.
4773 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4774 * tree-flow.h (disband_implicit_edges): Declaration removed.
4775 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4777 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4779 (disband_implicit_edges, has_label_p): Removed.
4780 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4781 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4783 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4785 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4786 also for COND_EXPRs.
4787 * cfgexpand.c (label_rtx_for_bb): New function.
4788 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4789 Use label_rtx_for_bb to find the labels.
4790 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4791 last block. Detect fallthru edges.
4793 2007-04-26 Ian Lance Taylor <iant@google.com>
4796 * reload.c (find_reloads_subreg_address): If the address was valid
4797 in the original mode but not in the new mode, reload the whole
4800 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4802 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4803 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4804 (cleanup_control_expr_graph): Do not invalidate dominance info.
4805 Record altered blocks.
4806 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4807 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4808 cleanup_tree_cfg_bb): New functions.
4809 (remove_forwarder_block): Do not maintain the worklist of blocks.
4810 Record altered blocks.
4811 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4813 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4814 delete_unreachable_blocks if dominators are not available.
4815 * tree-inline.c (optimize_inline_calls): Free dominance information
4817 * tree-flow.h (remove_edge_and_dominated_blocks,
4818 cfgcleanup_altered_bbs): Altered.
4819 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4821 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4823 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4824 do not invalidate dominators.
4826 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4828 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4829 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4830 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4831 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4833 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4835 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4837 2007-04-26 Richard Guenther <rguenther@suse.de>
4839 PR tree-optimization/31703
4840 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4841 the right type for the target of the bittest.
4843 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4845 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4846 ix86_sol10_return_in_memory.
4848 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4850 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4853 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4856 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4858 PR tree-optimization/30558
4859 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4860 clear this_state.prev_try.
4862 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4863 Mark Mitchell <mark@codesourcery.com>
4865 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4866 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4867 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4869 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4872 * doc/invoke.texi (%:print-asm-header): Document.
4873 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
4875 (static_spec_functions): Add print-asm-header.
4876 (main): Print a banner before the --target-help linker options.
4877 (print_asm_header_spec_function): New function.
4879 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
4882 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
4883 (movsf_ie): Likewise.
4885 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4887 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4889 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4891 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4893 (__umodsi3, __modsi3): Likewise.
4895 2007-04-25 Dirk Mueller <dmueller@suse.de>
4897 * c-typeck.c (build_compound_expr): Annotate warning()
4898 call with OPT_Wunused_value.
4899 * tree-ssa.c (warn_uninit): Annotate warning with
4901 * c-common.c (handle_sentinel_attribute): Annotate warning
4902 call with OPT_Wattributes.
4904 2007-04-25 Thiemo Seufer <ths@mips.com>
4906 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
4908 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
4909 on to the assembler. Improve handling of -mno-mips16. Add handling
4910 of -mno-mips3d, -mno-dsp, -mno-dspr2.
4911 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
4912 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
4913 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
4915 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
4918 * config/i386/winnt.c (i386_pe_file_end): Strip only
4919 USER_LABEL_PREFIX when writing export name.
4921 2007-04-25 Richard Sandiford <richard@codesourcery.com>
4923 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
4924 sh/elf.h, vx-common.h and vxworks.h.
4925 * config/sh/sh.h: Include config/vxworks-dummy.h.
4926 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4927 (OVERRIDE_OPTIONS): Use it.
4928 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
4929 (vxworks_picreg): New pattern.
4930 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
4931 VXWORKS_OS_CPP_BUILTINS.
4932 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
4933 to their VXWORKS_* equivalents.
4934 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4935 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
4936 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
4937 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
4938 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
4939 -mrtp/-fPIC multilibs.
4940 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
4941 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
4942 (MULTILIB_OSDIRNAMES): Delete.
4944 2007-04-25 Anatoly Sokolov <aesok@post.ru>
4947 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
4949 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
4951 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
4952 rounding mode to be specified by the caller.
4953 (real_to_mpfr) Likewise.
4954 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
4955 include new arguments.
4956 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
4958 2007-04-24 Ian Lance Taylor <iant@google.com>
4960 PR tree-optimization/31605
4961 * tree-vrp.c (set_value_range): Check that min and max are not
4962 both overflow infinities.
4963 (set_value_range_to_value): New static function.
4964 (extract_range_from_binary_expr): Call set_value_range_to_value.
4965 (extract_range_from_cond_expr): Likewise.
4966 (extract_range_from_expr): Likewise.
4967 (extract_range_from_unary_expr): Likewise. Don't create a range
4968 which overflows on both sides.
4969 (vrp_meet): Check for a useless range.
4970 (vrp_visit_phi_node): If we see a constant which looks like an
4971 overflow infinity, turn off the TREE_OVERFLOW flag.
4973 2007-04-24 Ian Lance Taylor <iant@google.com>
4975 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
4977 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
4980 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
4981 diagnostic message is being built.
4982 * tree-pretty-print.c (dump_generic_node): Only write the
4983 formatted text into BUFFER's stream if we are not building a
4985 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
4987 * Makefile.in (toplev.o): Depend on tree-pass.h.
4989 2007-04-24 Ian Lance Taylor <iant@google.com>
4991 PR tree-optimization/31602
4992 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
4993 conditionals in the copied loop header.
4994 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
4995 warnings if TREE_NO_WARNING is set.
4996 * doc/invoke.texi (Warning Options): Clarify that
4997 -Wstrict-overflow does not warn about loops.
4999 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5001 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5002 expand on the comment about _Decimal128 arguments and check the
5003 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5004 that _Decimal128 argument uses even/odd register pair.
5005 (function_arg): Ditto.
5007 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5009 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5010 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5012 2007-04-24 Richard Guenther <rguenther@suse.de>
5013 Olga Golovanevsky <olga@il.ibm.com>
5015 * fold-const.c (multiple_of_p): Check for bottom
5018 2007-04-24 Richard Henderson <rth@redhat.com>
5020 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5021 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5022 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5023 looking for non-zero bits shifted out. Avoid a recursive call
5024 when constructing the scalar.
5025 (__floatundisf): Likewise.
5027 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5029 * dwarf2out.c (field_byte_offset): Move the existing logic
5030 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5031 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5033 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5036 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5037 argument of 0 for memset.
5038 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5039 unsigned shift instead of the signed variant.
5041 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5043 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5044 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5045 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5046 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5047 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5048 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5049 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5050 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5051 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5052 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5053 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5054 "mul<mode>3", "div<mode>3"): Insn definitions added.
5055 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5056 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5057 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5058 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5059 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5060 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5061 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5062 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5063 TARGET_FLOAT_FORMAT): Macro definitions removed.
5064 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5065 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5066 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5067 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5068 (s390_gen_rtx_const_DI): Function removed.
5069 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5071 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5073 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5074 over an external ffs function.
5076 2007-04-24 Chao-ying Fu <fu@mips.com>
5077 Richard Sandiford <richard@nildram.co.uk>
5079 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5080 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5081 (smadd_widen_optab, umadd_widen_optab): Define.
5082 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5084 * genopinit.c (optabs): Fill in smadd_widen_optab and
5086 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5087 and umadd_widen_optab to implement multiply-add sequences.
5088 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5089 (<u>maddsidi4): ...this. Extend condition to include
5090 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5091 of operand 0 to "ka" and use the three-operand form of madd<u>
5093 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5095 * config/mips/constraints.md (ka): New register constraint.
5097 2007-04-24 Jan Hubicka <j@suse.cz>
5101 2007-04-23 Jan Hubicka <jh@suse.cz>
5102 * function.c (init_function_start): Don't init line number info.
5103 (expand_function_end): Update.
5104 (reset_block_changes, record_block_change, finalize_block_changes,
5105 check_block_change, free_block_changes): Kill.
5106 * function.h (reset_block_changes, record_block_change,
5107 finalize_block_changes, check_block_change, free_block_changes): Remove
5109 (struct function): Remove ib_boundaries_block.
5110 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5111 Use curr_insn_locator to initialize locator.
5112 (emit_line_note): Remove.
5113 * cfgexpand.c (expand_gimple_cond_expr): Update.
5114 (construct_exit_block): Likewise.
5115 (tree_expand_cfg): Initialize/finalize locators.
5116 * expr.c (expand_expr_real): Update.
5117 * cfglayout.c (line_locators_locs, line_locators_lines,
5118 file_locators_locs, file_locators_files): Remove.
5119 (set_block_levels): Move to cfgexpand.c.
5120 (insn_locators_initialize): Remove.
5121 (pass_insn_locators_initialize): Remove.
5122 (locations_locators_locs, locations_locators_vals): New static vars.
5123 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5125 (insn_locators_alloc, insn_locators_finalize,
5126 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5128 (locator_location): New.
5129 (locator_line, locator_file): Rewrite.
5130 * rtl.h (emit_line_note): Kill.
5131 (insn_locators_alloc, insn_locators_finalize,
5132 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5134 * tree-inline.c (initialize_cfun): Do not initialize
5135 ib_boundaries_block.
5136 * passes.c (pass_insn_locators_initialize): Remove.
5138 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5140 * doc/invoke.texi: Removed leading '-' from option index entries.
5142 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5144 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5146 (create_phi_node): Use set_phi_nodes.
5147 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5148 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5149 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5150 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5151 (bsi_start, bsi_last): Use bb_stmt_list.
5152 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5153 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5154 Traverse the statements using tsi iterator.
5155 * basic-block.h (struct basic_block_def): Fields stmt_list
5156 and phi_nodes moved to ...
5157 (struct tree_bb_info): ... new structure.
5158 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5159 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5160 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5161 (tree_verify_flow_info): Verify that il.tree is not set for
5162 entry and exit block.
5163 (tree_split_block): Use set_bb_stmt_list.
5165 2007-04-23 Mike Stump <mrs@apple.com>
5167 * config/i386/i386.c (ix86_tune_features
5168 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5171 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5173 * config/i386/i386.md (prefix_extra): New attribute.
5174 (length): Add prefix_extra.
5176 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5177 (sse2_movntv2di): Likewise.
5178 (sse2_cvtps2dq): Likewise.
5179 (sse2_cvtpd2pi): Likewise.
5180 (sse2_cvttpd2pi): Likewise.
5181 (*sse2_cvtpd2ps): Likewise.
5182 (*add<mode>3): Likewise.
5183 (sse2_ssadd<mode>3): Likewise.
5184 (sse2_usadd<mode>3): Likewise.
5185 (*sub<mode>3): Likewise.
5186 (sse2_sssub<mode>3): Likewise.
5187 (sse2_ussub<mode>3): Likewise.
5188 (*mulv8hi3): Likewise.
5189 (*smulv8hi3_highpart): Likewise.
5190 (*umulv8hi3_highpart): Likewise.
5191 (sse2_umulv2siv2di3): Likewise.
5192 (sse2_pmaddwd): Likewise.
5193 (ashr<mode>3): Likewise.
5194 (lshr<mode>3): Likewise.
5195 (ashl<mode>3): Likewise.
5196 (sse2_ashlti3): Likewise.
5197 (sse2_lshrti3): Likewise.
5198 (*umaxv16qi3): Likewise.
5199 (*smaxv8hi3): Likewise.
5200 (*uminv16qi3): Likewise.
5201 (*sminv8hi3): Likewise.
5202 (sse2_eq<mode>3): Likewise.
5203 (sse2_gt<mode>3): Likewise.
5204 (*and<mode>3): Likewise.
5205 (sse2_nand<mode>3): Likewise.
5206 (*ior<mode>3): Likewise.
5207 (*xor<mode>3): Likewise.
5208 (sse2_packsswb): Likewise.
5209 (sse2_packssdw): Likewise.
5210 (sse2_packuswb): Likewise.
5211 (sse2_punpckhbw): Likewise.
5212 (sse2_punpcklbw): Likewise.
5213 (sse2_punpckhwd): Likewise.
5214 (sse2_punpcklwd): Likewise.
5215 (sse2_punpckhdq): Likewise.
5216 (sse2_punpckldq): Likewise.
5217 (sse2_punpckhqdq): Likewise.
5218 (sse2_punpcklqdq): Likewise.
5219 (*sse2_pinsrw): Likewise.
5220 (*sse2_pextrw): Likewise.
5221 (sse2_pshufd_1): Likewise.
5222 (sse2_uavgv16qi3): Likewise.
5223 (sse2_uavgv8hi3): Likewise.
5224 (sse2_psadbw): Likewise.
5225 (sse2_pmovmskb): Likewise.
5226 (*sse2_maskmovdqu): Likewise.
5227 (*sse2_maskmovdqu_rex64): Likewise.
5228 (sse4a_extrqi): Likewise.
5229 (sse4a_extrq): Likewise.
5230 (sse3_lddqu): Set prefix_rep.
5231 (sse3_addsubv4sf3): Likewise.
5232 (sse3_haddv4sf3): Likewise.
5233 (sse3_hsubv4sf3): Likewise.
5234 (sse_cvtss2si): Likewise.
5235 (sse_cvtss2si_2): Likewise.
5236 (sse_cvtss2siq): Likewise.
5237 (sse_cvtss2siq_2): Likewise.
5238 (sse_cvttss2si): Likewise.
5239 (sse_cvttss2siq): Likewise.
5240 (sse2_cvttps2dq): Likewise.
5241 (sse3_movshdup): Likewise.
5242 (sse3_movsldup): Likewise.
5243 (sse2_cvtsd2si): Likewise.
5244 (sse2_cvtsd2si_2): Likewise.
5245 (sse2_cvtsd2siq): Likewise.
5246 (sse2_cvtsd2siq_2): Likewise.
5247 (sse2_cvttsd2si): Likewise.
5248 (sse2_cvttsd2siq): Likewise.
5249 (*sse2_cvtpd2dq): Likewise.
5250 (*sse2_cvttpd2dq): Likewise.
5251 (sse2_pshuflw_1): Likewise.
5252 (sse2_pshufhw_1): Likewise.
5253 (sse4a_insertqi): Likewise.
5254 (sse4a_insertq): Likewise.
5255 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5256 (ssse3_phadddv4si3): Likewise.
5257 (ssse3_phaddswv8hi3): Likewise.
5258 (ssse3_phsubwv8hi3): Likewise.
5259 (ssse3_phsubdv4si3): Likewise.
5260 (ssse3_phsubswv8hi3): Likewise.
5261 (ssse3_pmaddubswv8hi3): Likewise.
5262 (ssse3_pmulhrswv8hi3): Likewise.
5263 (ssse3_pshufbv16qi3): Likewise.
5264 (ssse3_psign<mode>3): Likewise.
5265 (ssse3_palignrti): Likewise.
5266 (abs<mode>2): Likewise.
5267 (ssse3_phaddwv4hi3): Set prefix_extra.
5268 (ssse3_phadddv2si3): Likewise.
5269 (ssse3_phaddswv4hi3): Likewise.
5270 (ssse3_phsubwv4hi3): Likewise.
5271 (ssse3_phsubdv2si3): Likewise.
5272 (ssse3_phsubswv4hi3): Likewise.
5273 (ssse3_pmaddubswv4hi3): Likewise.
5274 (ssse3_pmulhrswv4hi3): Likewise.
5275 (ssse3_pshufbv8qi3): Likewise.
5276 (ssse3_psign<mode>3): Likewise.
5277 (ssse3_palignrdi): Likewise.
5278 (abs<mode>2): Likewise.
5279 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5280 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5281 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5283 2007-04-23 Nick Clifton <nickc@redhat.com>
5285 * params.def: Fix formatting of emacs local variables.
5287 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5289 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5290 move if inter-unit move isn't allowed.
5291 Don't split moving the first element of V2DI to DI to inter-unit
5292 move if inter-unit move isn't allowed.
5294 2007-04-23 Richard Guenther <rguenther@suse.de>
5296 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5297 and CDI_POST_DOMINATORS separately.
5299 2007-04-23 Nick Clifton <nickc@redhat.com>
5301 * c.opt (Wformat-contains-nul): Add warning attribute.
5303 2007-04-23 Jan Hubicka <jh@suse.cz>
5305 * function.c (init_function_start): Don't init line number info.
5306 (expand_function_end): Update.
5307 (reset_block_changes, record_block_change, finalize_block_changes,
5308 check_block_change, free_block_changes): Kill.
5309 * function.h (reset_block_changes, record_block_change,
5310 finalize_block_changes, check_block_change, free_block_changes): Remove
5312 (struct function): Remove ib_boundaries_block.
5313 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5314 Use curr_insn_locator to initialize locator.
5315 (emit_line_note): Remove.
5316 * cfgexpand.c (expand_gimple_cond_expr): Update.
5317 (construct_exit_block): Likewise.
5318 (tree_expand_cfg): Initialize/finalize locators.
5319 * expr.c (expand_expr_real): Update.
5320 * cfglayout.c (line_locators_locs, line_locators_lines,
5321 file_locators_locs, file_locators_files): Remove.
5322 (set_block_levels): Move to cfgexpand.c.
5323 (insn_locators_initialize): Remove.
5324 (pass_insn_locators_initialize): Remove.
5325 (locations_locators_locs, locations_locators_vals): New static vars.
5326 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5328 (insn_locators_alloc, insn_locators_finalize,
5329 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5331 (locator_location): New.
5332 (locator_line, locator_file): Rewrite.
5333 * rtl.h (emit_line_note): Kill.
5334 (insn_locators_alloc, insn_locators_finalize,
5335 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5337 * tree-inline.c (initialize_cfun): Do not initialize
5338 ib_boundaries_block.
5339 * passes.c (pass_insn_locators_initialize): Remove.
5341 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5344 * expr.c (reduce_to_bit_field_precision): Handle
5347 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5349 PR tree-optimization/24659
5350 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5351 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5352 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5353 * genopinit.c (optabs): Rename vec_pack_mod_optab
5354 to vec_pack_trunc_optab.
5355 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5356 early for scalar floating point operands for NOP_EXPR.
5357 (vectorizable_type_promotion): Ditto.
5358 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5359 vec_pack_trunc_optab.
5360 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5362 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5363 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5364 Rename from VEC_PACK_MOD_EXPR.
5365 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5366 * expr.c (expand_expr_real_1): Ditto.
5367 * tree-inline.c (estimate_num_insns_1): Ditto.
5368 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5370 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5371 (vec_unpacks_lo_v4sf): Ditto.
5372 (vec_pack_trunc_v2df): Ditto.
5373 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5374 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5375 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5377 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5379 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5381 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5382 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5383 packing of floating point operands.
5384 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5385 represent unpacking of floating point operands.
5386 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5387 [vec_unpacks_hi]: Ditto.
5388 [vec_unpacks_lo]: Ditto.
5390 2007-04-22 Jan Hubicka <jh@suse.cz>
5392 * final.c (rest_of_handle_final): Call
5393 targetm.asm_out.constructor/targetm.asm_out.destructor
5394 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5395 proper priority via decl_*_priority_insert.
5396 * c-common.c (c_expand_body): Likewise.
5398 2007-04-22 Richard Guenther <rguenther@suse.de>
5400 PR tree-optimization/29789
5401 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5402 (rewrite_reciprocal): New helper split out from
5403 determine_invariantness_stmt.
5404 (rewrite_bittest): Likewise.
5405 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5406 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5409 2007-04-22 Revital Eres <eres@il.ibm.com>
5411 * loop-unroll.c (var_to_expand): New field to support also
5412 insns of the form x = something + x.
5413 (analyze_insn_to_expand_var): Use it.
5414 (expand_var_during_unrolling): Likewise.
5416 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5418 * predict.c: Include pointer-set.h.
5419 (bb_predictions): New variable.
5420 (tree_predicted_by_p, tree_predict_edge,
5421 remove_predictions_associated_with_edge): Use bb_predictions map
5422 instead of bb->predictions.
5423 (clear_bb_predictions, assert_is_empty): New functions.
5424 (combine_predictions_for_bb): Use bb_predictions map. Call
5425 clear_bb_predictions.
5426 (tree_estimate_probability): Create and free bb_predictions map.
5427 * Makefile.in (predict.o): Add pointer-set.h dependency.
5428 * basic-block.h (struct basic_block_def): Remove predictions
5430 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5432 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5435 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5438 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5440 * timevar.c (timevar_print): Change reference of --disable-checking to
5441 --enable-checking=release. Also warn if assert checking is disabled.
5443 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5446 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5447 decl as addressable if the compound literal was marked as
5449 Mark the decl as a gimple register if it is a complex or
5450 vector decl and does not live in memory.
5452 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5454 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5455 (GENERIC_NEXT): New function macro.
5456 (PHI_CHAIN): Use phi_node's new chain variable.
5457 (tree_phi_node): Change tree_common to tree_base
5458 and add the chain field.
5459 * tree-phinodes.c (make_phi_node): Don't set
5460 TREE_TYPE on the new node.
5461 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5462 instead of checking GIMPLE_TUPLE_P in chain_next.
5463 * tree-vect-transform.c
5464 (get_initial_def_for_induction): Look at
5465 PHI_RESULT_TREE for the type of the phi node.
5466 (update_vuses_to_preheader): Use PHI_CHAIN
5467 instead of TREE_CHAIN on the phi node.
5468 * tree-ssa-structalias.c (compute_points_to_sets):
5470 (ipa_pta_execute): Likewise.
5472 2007-04-21 Richard Guenther <rguenther@suse.de>
5475 * fold-const.c (fold_unary): Call fold_convert_const on the
5478 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5480 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5481 (store_killed_in_pat): New.
5483 2007-04-20 Richard Henderson <rth@redhat.com>
5486 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5487 TREE_LIST with a void_type_node value, not void_list_node exactly.
5489 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5491 * doc/standards.texi: Re-arrange into language-specific
5492 subsections. Add a C++ section, documenting which standards we
5495 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5497 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5498 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5500 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5502 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5503 ecrti.o and crtbegin.o.
5504 (LIB_DEFAULT_SPEC): Include -lc.
5505 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5507 2007-04-20 Richard Henderson <rth@redhat.com>
5510 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5511 argument; update all callers.
5512 (get_unaligned_offset): New.
5513 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5514 get_unaligned_address, just pass on the address directly.
5515 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5516 the subreg in the helper patterns.
5517 (unaligned_extendqidi_le): Use get_unaligned_offset.
5518 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5519 (unaligned_extendhidi_be): Likewise.
5520 (unaligned_extendhidi): Tidy.
5521 * config/alpha/alpha-protos.h: Update.
5523 2007-04-20 Richard Henderson <rth@redhat.com>
5525 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5526 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5527 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5528 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5529 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5530 (CPP_SPEC): Don't include %(cpp_subtarget).
5531 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5532 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5533 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5535 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5537 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5538 for __builtin_ia32_cmpordss.
5540 PR tree-optimization/31632
5541 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5542 and arg1 for optimizations of comparison against min/max values.
5543 Fold arg0 to arg1's type for optimizations of comparison against
5544 min+1 and max-1 values.
5546 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5548 * reload.c (combine_reloads): When trying to use a dying register,
5549 check whether it's uninitialized and don't use if so.
5551 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5553 * fold-const.c: Remove prototypes for native_encode_expr and
5554 native_interpret_expr.
5555 (native_encode_expr): Make non-static.
5556 (native_interpret_expr): Likewise.
5557 * tree.h: Add prototypes for the above.
5559 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5561 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5562 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5563 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5564 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5565 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5566 Add length attributes.
5568 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5570 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5573 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5574 __STDC_WANT_DEC_FP__.
5576 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5578 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5579 for long double compatibility.
5580 * configure: Regenerate.
5582 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5584 PR rtl-optimization/29841
5585 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5587 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5588 that may cause control flow transfer from being moved.
5590 2007-04-18 Jan Hubicka <jh@suse.cz>
5592 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5595 2007-04-18 Eric Christopher <echristo@apple.com>
5597 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5598 only. Update operands.
5599 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5600 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5601 link register to pic register.
5603 2007-04-18 Dirk Mueller <dmueller@suse.de>
5606 * tree-vrp.c (search_for_addr_array): New.
5607 (check_array_bounds): Suppress warning about
5608 address taken of array refs if its not de-referenced.
5610 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5612 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5613 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5615 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5616 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5617 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5619 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5621 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5623 (vect_analyze_scalar_cycles): Fix indentation.
5624 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5625 (vect_mark_relevant): Include phis in relevance analysis.
5627 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5629 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5631 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5632 output_operand_lossage().
5634 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5636 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5637 the unused code for reduction without adjust-in-epilog to simplify the
5640 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5642 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5643 (S390_TDC_NEGATIVE_ZERO): New constant.
5644 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5645 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5646 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5647 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5648 (S390_TDC_POSITIVE_INFINITY): New constant.
5649 (S390_TDC_NEGATIVE_INFINITY): New constant.
5650 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5651 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5652 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5653 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5654 (S390_TDC_INFINITY): New constant.
5655 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5656 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5657 optimization for UNSPEC_CCZ_TO_INT.
5658 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5659 ("*ccz_to_int"): New insn.
5660 ("isinf<mode>2"): New insn.
5661 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5662 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5663 (UNSPEC_CCZ_TO_INT): New constant.
5665 2007-04-18 Richard Guenther <rguenther@suse.de>
5667 PR tree-optimization/19431
5668 PR tree-optimization/21463
5669 * tree-pass.h (pass_phiprop): Declare.
5670 * passes.c (init_optimization_passes): New phiprop pass.
5671 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5672 (phivn_valid_p): New helper function.
5673 (phiprop_insert_phi): Likewise.
5674 (propagate_with_phi): Likewise.
5675 (tree_ssa_phiprop): New propagator propagating loads
5676 through phi nodes if profitable.
5678 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5680 * tree-vect-analyze.c (process_use): New function.
5681 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5682 Check phis in all bbs.
5683 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5686 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5688 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5691 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5694 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5697 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5699 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5701 (sse_vmmulv4sf3): Likewise.
5702 (sse2_vmaddv2df3): Likewise.
5703 (sse2_vmmulv2df3): Likewise.
5705 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5707 PR rtl-optimization/31360
5708 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5709 (target_reg_cost): New.
5710 (init_set_costs): Initialize target_reg_cost. Add comments
5711 regarding the rationale of the costs.
5712 (global_cost_for_size): Renamed to...
5713 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5714 of register pressure.
5715 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5716 estimate_reg_pressure_cost. Add number of ivs.
5717 (determine_set_costs): Dump target_reg_cost.
5718 * loop-invariant.c (gain_for_invariant): Use
5719 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5720 (best_gain_for_invariant, find_invariants_to_move): Remove
5722 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5723 (target_reg_cost): Declare.
5724 (global_cost_for_size): Declaration removed.
5725 (estimate_reg_pressure_cost): Declare.
5727 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5729 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5730 regnos into even/odd register pairs.
5731 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5732 TDmode similar to the other floating point modes.
5733 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5734 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5736 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5737 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5738 (movdd_hardfloat64): Use TARGET_MFPGPR.
5740 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5742 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5745 2005-01-05 Richard Henderson <rth@redhat.com>
5747 * reload1.c (do_input_reload): Restrict the optimization deleteing
5748 a previous output reload to RELOAD_FOR_INPUT.
5750 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5752 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5753 induc_vec_info_type.
5754 (vectorizable_induction): New function declaration.
5755 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5756 check if already vectorized. Find first place in BB where new stmts
5757 can be inserted. Takes only one argument.
5758 (vectorizable_induction): New function.
5759 (vect_transform_stmt): Add case for induc_vec_info_type to call
5760 vectorizable_induction.
5761 (vect_transform_loop): Consider phis for vectorization.
5762 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5764 (analyze_operations): Call vectorizable_induction when analyzing phis.
5766 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5767 (vect_mark_relevant): Include phis in relevance analysis.
5768 (vect_mark_stmts_to_be_vectorize): Likewise.
5769 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5771 2007-04-16 Lawrence Crowl <crowl@google.com>
5773 * doc/invoke.texi (Debugging Options): Add documentation for the
5774 -femit-struct-debug options -femit-struct-debug-baseonly,
5775 -femit-struct-debug-reduced, and
5776 -femit-struct-debug-detailed[=...].
5778 * c-opts.c (c_common_handle_option): Add
5779 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5780 and OPT_femit_struct_debug_detailed_.
5781 * c.opt: Add specifications for
5782 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5783 and -femit-struct-debug-detailed[=...].
5784 * opts.c (set_struct_debug_option): Parse the
5785 -femit-struct-debug-... options.
5786 * opts.c (matches_main_base, main_input_basename,
5787 main_input_baselength, base_of_path, matches_main_base): Add
5788 variables and functions to compare header base name to compilation
5790 * opts.c (should_emit_struct_debug): Add to determine to emit a
5791 structure based on the option.
5792 (dump_struct_debug) Also disabled function to debug this
5794 * opts.c (handle_options): Save the base name of the
5797 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5798 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5799 This hook indicates if a type is generic. Set it by default
5801 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5802 to determine if a struct type is generic or not.
5803 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5804 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5805 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5808 * flags.h (enum debug_info_usage): Add an enumeration to describe
5809 a program's use of a structure type.
5810 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5811 to indicate the program's usage of the type. Filter structs based
5812 on the -femit-struct-debug-... specification.
5813 (gen_type_die): Split into two routines, gen_type_die and
5814 gen_type_die_with_usage. gen_type_die is now a wrapper
5815 that assumes direct usage.
5816 (gen_type_die_with_usage): Replace calls to gen_type_die
5817 with gen_type_die_with_usage adding the program usage of
5818 the referenced type.
5819 (dwarf2out_imported_module_or_decl): Suppress struct debug
5820 information using should_emit_struct_debug when appropriate.
5822 2007-04-16 Ian Lance Taylor <iant@google.com>
5824 PR tree-optimization/31522
5825 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5826 (vrp_initialize): Allocate vr_phi_edge_counts.
5827 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5828 executable edge. Drop test for all constants.
5829 (vrp_finalize): Free vrp_phi_edge_counts.
5831 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5832 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5834 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5835 predecessors at head rather than tail.
5837 2007-04-16 Matthias Klose <doko@debian.org>
5839 * config/alpha/linux.h (CPP_SPEC): Define.
5840 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5842 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5844 * function.h: Remove sequence_stack extern declaration.
5846 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5848 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5850 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5853 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5855 * config/avr/avr.c (avr_arch_types): Rearranging array.
5856 (enum avr_arch): Add.
5857 (avr_mcu_types): Use avr_arch enumeration constants instead of
5859 * config/avr/avr.h (LINK_SPEC): Simplify.
5861 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5863 * config/m68k/m68k.c (m68k_libcall_value,
5864 m68k_function_value): Use macros for register names more.
5866 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5868 (M68K_REGNAME): Use A6_REG.
5869 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5871 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5874 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5875 'pending_read_list_length' and 'pending_write_list_length'. Update
5877 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
5878 to handle two length counters instead of one. Update all uses.
5879 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
5880 two length counters instead of one.
5881 * sched-rgn.c (propagate_deps): Update to handle two length counters
5884 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5887 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5888 copy of source, pass it to ix86_expand_vector_set and return
5891 2007-04-16 David Ung <davidu@mips.com>
5892 Joseph Myers <joseph@codesourcery.com>
5894 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
5895 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
5896 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5897 Add 74K processor information.
5898 * config/mips/mips.md: Include 74k.md.
5899 (cpu): Add 74kc,74kf,74kx.
5900 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
5901 * config/mips/74k.md: New.
5902 * doc/invoke.texi (MIPS Options): Document 74K support.
5904 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
5906 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
5907 vectorizable_* functions.
5908 * tree-vect-transform.c (vectorizable_call): Add check for
5909 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
5910 (vectorizable_store): likewise.
5911 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
5913 (vectorizable_operation, vectorizable_type_demotion): Likewise.
5914 (vectorizable_type_promotion, vectorizable_load): Likewise.
5915 (vectorizable_live_operation, vectorizable_condition): Likewise.
5916 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
5918 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
5920 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5922 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
5923 register numbers more.
5924 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
5925 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
5926 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
5927 FUNCTION_VALUE_REGNO_P): Likewise.
5928 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
5929 STATIC_CHAIN_REGNUM): Likewise.
5930 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
5931 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
5932 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
5933 * config/m68k/m68k.md (FP_REG): New.
5935 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5937 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
5940 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5942 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
5943 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
5946 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5948 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
5951 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5954 * c-decl.c (finish_decl): Grab the type of the decl after the call
5955 to store_init_value.
5957 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
5959 * common.opt (fforward-propagate): Fix "Optimization" annotation.
5961 2007-04-14 Jakub Jelinek <jakub@redhat.com>
5964 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
5965 post dominators and cleanup cfg before returning.
5967 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
5969 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
5970 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
5972 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
5974 * config.gcc: Recognize fido.
5975 * config/m68k/m68k-devices.def (fidoa): New.
5976 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
5978 (FL_FIDOA, TARGET_FIDOA): New.
5979 * config/m68k/m68k.opt (mfidoa): New.
5981 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5984 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
5985 when a personality function is used.
5987 2007-04-13 Bob Wilson <bob.wilson@acm.org>
5989 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
5991 2007-04-13 Mike Stump <mrs@apple.com>
5993 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
5995 * config/darwin.opt (fapple-kext): Make C++ only.
5996 * config/darwin.c (darwin_override_options): Remove code to ensure
5997 -fapple-kext is given for C++ only.
5999 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6001 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6002 * config/mips/mips.c (override_options): Call
6003 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6005 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6007 * config/i386/i386.opt (msvr3-shlib): Removed.
6009 * doc/invoke.texi: Remove -msvr3-shlib.
6011 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6013 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6014 with "popcnt" instruction.
6016 2007-04-13 Richard Guenther <rguenther@suse.de>
6018 PR tree-optimization/21258
6019 * tree-vrp.c (compare_case_labels): New helper.
6020 (find_switch_asserts): New function.
6021 (find_assert_locations): Call it for SWITCH_EXPRs.
6023 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6025 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6026 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6027 check is now implied in X87_FLOAT_MODE_P.
6028 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6029 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6030 (fix_trunc<mode>_i386_fisttp): Ditto.
6031 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6032 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6033 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6034 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6035 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6036 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6037 (unnamed_splitters): Ditto.
6038 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6039 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6040 FIRST_SSE_REG for local functions when SSE math is enabled or
6041 for functions with sseregparm attribute.
6042 (standard_80387_constant_p): Return -1 if mode is not
6044 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6045 (ix86_expand_compare): Ditto.
6046 (ix86_expand_carry_flag_compare): Ditto.
6047 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6048 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6049 DECIMAL_FLOAT_MODE_P.
6050 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6051 of SCALAR_FLOAT_MODE_P.
6052 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6053 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6054 checks before FLOAT_MODE_P.
6055 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6056 before FLOAT_MODE_P.
6061 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6063 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6064 Charles Wilson <libtool@cwilson.fastmail.fm>
6066 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6067 (libgcc.mvars): Don't depend on them.
6068 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6069 * exec-tool.in: New.
6071 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6073 * doc/invoke.text (--help): Document --help=common.
6075 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6077 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6079 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6081 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6082 * genemit.c (main): Emit #include "integrate.h".
6083 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6084 (LOADGP_RTP): New mips_loadgp_style.
6085 * config/mips/mips.h: Include config/vxworks-dummy.h.
6086 (TARGET_RTP_PIC): New macro.
6087 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6088 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6089 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6091 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6092 -mvxworks-pic when using -mrtp and a PIC option.
6093 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6095 (mips_symbolic_constant_p, mips_symbolic_address_p)
6096 (mips_symbol_insns): Handle SYMBOL_HALF.
6097 (override_options): Warn about -G and -mrtp being used together.
6098 Initialize mips_lo_relocs[SYMBOL_HALF].
6099 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6100 (mips_emit_loadgp): Handle LOADGP_RTP.
6101 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6102 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6103 (tablejump): Handle function-relative case table entries if
6105 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6107 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6109 * config/mips/mips.md (load_call<mode>): Allow any general register.
6111 (sibcall_value_internal, sibcall_value_multiple_internal)
6112 (call_value_internal, call_value_split, call_value_multiple_internal)
6113 (call_value_multiple_split): Remove constraints from operand 0.
6115 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6117 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6118 rather than loadgp_noshared.
6119 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6120 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6122 * config/mips/mips.md (loadgp): Rename to...
6123 (loadgp_newabi): ...this.
6124 (loadgp_noshared): Rename to...
6125 (loadgp_absolute): ...this.
6127 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6129 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6130 false for locally-binding symbols.
6131 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6133 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6135 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6136 (SYMBOL_GOT_PAGE_OFST): ...this.
6137 (SYMBOL_GOT_GLOBAL): Rename to...
6138 (SYMBOL_GOT_DISP): ...this.
6139 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6140 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6141 * config/mips/mips.c (mips_global_symbol_p): New function.
6142 (mips_symbol_binds_local_p): Likewise.
6143 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6144 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6145 and mips_symbol_binds_local_p.
6146 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6147 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6148 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6150 (mips_ok_for_lazy_binding_p): New function.
6151 (mips_load_call_address, mips_expand_call): Use it.
6152 (mips_dangerous_for_la25_p): Likewise.
6153 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6154 (*got_disp<mode>): Use got_disp_operand instead of
6155 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6156 SYMBOL_GOTOFF_GLOBAL.
6157 (*got_page<mode>): Use got_page_ofst_operand instead of
6159 * config/mips/predicates.md (const_call_insn_operand): Use
6160 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6161 (global_got_operand): Rename to...
6162 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6164 (local_got_operand): Rename to...
6165 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6166 of SYMBOL_GOT_LOCAL.
6168 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6170 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6171 TARGET_CALL_CLOBBERED_GP.
6172 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6173 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6174 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6175 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6176 of TARGET_ABICALLS && !TARGET_NEWABI.
6177 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6178 * config/mips/mips.c (mips_load_call_address): Check
6179 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6180 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6181 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6182 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6183 TARGET_ABICALLS && TARGET_NEWABI.
6184 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6186 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6187 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6188 TARGET_ABICALLS && TARGET_NEWABI.
6189 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6190 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6191 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6192 whether indirect calls must use $25.
6193 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6195 * config/mips/mips.md (jal_macro): Check flag_pic and
6196 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6197 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6198 instead of TARGET_ABICALLS.
6199 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6200 TARGET_ABICALLS && TARGET_OLDABI.
6201 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6202 (sibcall): In the comment above the define_insn, mention
6203 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6204 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6205 instead of TARGET_ABICALLS.
6207 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6209 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6210 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6211 (MACFLAGS_MATCH_P): New macro.
6212 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6213 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6214 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6215 the other MACFLAG constants.
6216 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6217 (flag_machi): Tighten constraints. Renumber some of the operands.
6218 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6220 (flag_machi_parts_acconly): New pattern.
6221 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6223 (flag_macinit1hi): Tighten constraints.
6224 (flag_mul_macv2hi_parts_acconly): New pattern.
6226 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6227 Use a more efficient implementation.
6228 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6229 inline sequences when not optimizing for size.
6231 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6232 movhi_high2low): Delete, merge functionality into...
6233 (packv2hi): ... this pattern.
6235 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6236 * config/bfin/bfin.opt (msim): New option.
6237 (mcpu=): New option.
6238 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6239 (bfin_cpu_t): Typedef of enum bfin_cpu.
6240 (bfin_cpu_type): New declaration.
6241 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6242 -msim and -mcpu= options.
6243 (LIB_SPEC): Likewise.
6244 * config/bfin/bfin.c (bfin_cpu_type): Define.
6245 (bfin_handle_option): Handle -mcpu= option.
6246 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6247 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6248 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6250 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6252 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6253 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6254 (powerpc-wrs-vxworksae): Use ${tm_file}.
6255 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6256 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6257 * config/i386/vx-common.h: New file.
6259 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6261 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6264 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6266 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6269 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6273 * c-common.c (c_build_qualified_type): Set canonical type
6276 2007-04-12 Richard Guenther <rguenther@suse.de>
6278 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6279 lower bound and element size if lower bound is not zero
6280 or either of the ARRAY_REF operands is set.
6282 2007-04-12 Richard Guenther <rguenther@suse.de>
6284 PR tree-optimization/24689
6285 PR tree-optimization/31307
6286 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6288 * gimplify.c (canonicalize_addr_expr): To be consistent with
6289 gimplify_compound_lval only set operands two and three of
6290 ARRAY_REFs if they are not gimple_min_invariant. This makes
6291 it never at this place.
6292 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6294 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6296 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6297 null before emitting a .nsubspa directive.
6299 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6301 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6302 need_to_partition_p if there are no memory statements in the
6305 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6307 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6308 (gcd_of_steps_may_divide_p): New function.
6309 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6311 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6313 * reload.c (find_reloads_toplev, find_reloads_address,
6314 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6315 not a pointer equality test, to decide if we need to call
6316 push_reg_equiv_alt_mem.
6318 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6320 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6321 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6322 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6324 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6326 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6327 vector to be positive.
6329 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6333 * doc/invoke.texi: Document --params max-aliased-vops and
6335 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6336 debug_memory_partitions): Move to tree-flow.h
6337 * params.h (AVG_ALIASED_VOPS): Define.
6338 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6340 (mp_info_t): Likewise.
6341 (get_mem_sym_stats_for): New.
6342 (set_memory_partition): Move from tree-flow-inline.h.
6343 (mark_non_addressable): Only clear the set of symbols for the
6344 partition if it exists.
6345 (dump_memory_partitions): Move from tree-ssa-operands.c
6346 (debug_memory_partitions): Likewise.
6347 (need_to_partition_p): New.
6348 (dump_mem_ref_stats): New.
6349 (debug_mem_ref_stats): New.
6350 (dump_mem_sym_stats): New.
6351 (debug_mem_sym_stats): New.
6352 (update_mem_sym_stats_from_stmt): New.
6353 (compare_mp_info_entries): New.
6354 (mp_info_cmp): Call it.
6355 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6357 (get_mpt_for): Move from tree-ssa-operands.c.
6358 (find_partition_for): New.
6359 (create_partition_for): Remove.
6360 (estimate_vop_reduction): New.
6361 (update_reference_counts): New.
6362 (build_mp_info): New.
6363 (compute_memory_partitions): Refactor.
6364 Document new heuristic.
6365 Call build_mp_info, update_reference_counts,
6366 find_partition_for and estimate_vop_reduction.
6367 (compute_may_aliases): Populate virtual operands before
6368 calling debugging dumps.
6369 (delete_mem_sym_stats): New.
6370 (delete_mem_ref_stats): New.
6371 (init_mem_ref_stats): New.
6372 (init_alias_info): Call it.
6373 (maybe_create_global_var): Remove alias_info argument.
6374 Get number of call sites and number of pure/const call sites
6375 from gimple_mem_ref_stats().
6376 (dump_alias_info): Call dump_memory_partitions first.
6377 (dump_points_to_info_for): Show how many times a pointer has
6379 * opts.c (decode_options): For -O2 set --param
6380 max-aliased-vops to 500.
6381 For -O3 set --param max-aliased-vops to 1000 and --param
6382 avg-aliased-vops to 3.
6383 * fortran/options.c (gfc_init_options): Remove assignment to
6385 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6386 * tree-dfa.c (dump_variable): Dump memory reference
6388 Dump NO_ALIAS* settings.
6389 (referenced_var_lookup): Tidy.
6390 (mem_sym_stats): New.
6391 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6392 and ORIG are different SSA names for a memory partition.
6393 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6394 * tree-flow.h (struct mem_sym_stats_d): Define.
6395 (mem_sym_stats_t): Define.
6396 (struct mem_ref_stats_d): Define.
6397 (struct gimple_df): Add field mem_ref_stats.
6398 (enum noalias_state): Define.
6399 (struct var_ann_d): Add bitfield noalias_state.
6400 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6401 debug_mem_ref_stats, debug_memory_partitions,
6402 debug_mem_sym_stats): Declare.
6403 * tree-ssa-structalias.c (update_alias_info): Update call
6404 sites, pure/const call sites and asm sites in structure
6405 returned by gimple_mem_ref_stats.
6406 Remove local variable IS_POTENTIAL_DEREF.
6407 Increase NUM_DEREFS if the memory expression is a potential
6409 Call update_mem_sym_stats_from_stmt.
6410 If the memory references memory, call
6411 update_mem_sym_stats_from_stmt for all the direct memory
6412 symbol references found.
6413 (intra_create_variable_infos): Set noalias_state field for
6414 pointer arguments according to the value of
6415 flag_argument_noalias.
6416 * tree-ssa-structalias.h (struct alias_info): Remove fields
6417 num_calls_found and num_pure_const_calls_found.
6418 (update_mem_sym_stats_from_stmt): Declare.
6419 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6420 Set default value to 100.
6421 (PARAM_AVG_ALIASED_VOPS): Define.
6423 2007-04-11 Richard Guenther <rguenther@suse.de>
6426 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6427 a * -b + c as c - a * b if we honor sign dependent rounding.
6429 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6431 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6433 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6434 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6436 (initialize_trampoline): Don't use old-style function definition.
6437 (bfin_secondary_reload): Mark IN_P argument as unused.
6439 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6441 PR tree-optimization/31343
6442 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6443 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6444 * testsuite/gcc.dg/vect/pr31343.c: New.
6446 2007-04-10 Eric Christopher <echristo@apple.com>
6448 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6449 * config/i386/i386.md (*cmpfp0): Use.
6450 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6451 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6452 (fix_trunc<mode>_i386_fisttp): Ditto.
6453 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6454 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6455 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6456 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6457 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6458 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6459 (unnamed_splitters): Ditto.
6460 * config/i386/i386.c (output_fix_trunc): Assert that
6461 we're not being passed a TFmode operand.
6463 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6465 PR tree-optimization/31526
6466 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6467 n_basic_blocks to find newly added blocks.
6469 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6471 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6473 (fix_trunc<mode>si_sse): Ditto.
6474 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6475 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6476 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6477 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6478 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6479 expander using SSEMODEF mode macro.
6480 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6481 expander using SSEMODEF mode macro.
6482 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6483 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6484 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6485 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6486 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6487 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6488 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6489 Macroize insn using X87MODEF mode macro.
6491 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6493 * config/i386/sse.md (sse2_pinsrw): Removed.
6494 (sse2_pextrw): Renamed to ...
6495 (*sse2_pextrw): This.
6497 2007-04-09 Jan Hubicka <jh@suse.cz>
6500 * config/i386/sse.md
6501 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6502 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6503 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6504 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6506 2007-04-09 Jan Hubicka <jh@suse.cz>
6508 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6509 multiple fields of union.
6511 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6513 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6514 (create_preheaders): Check that loops are available.
6515 (fix_loop_structure): Clean up, improve comments.
6516 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6517 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6519 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6520 * predict.c (tree_estimate_probability): Do not call
6521 calculate_dominance_info. Call create_preheaders.
6522 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6523 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6525 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6526 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6527 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6528 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6531 2007-04-08 Jan Hubicka <jh@suse.cz>
6533 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6534 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6535 * fold-const.c (fold_unary): Use it.
6537 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6539 * varasm.c (assemble_variable): Remove call to
6540 lang_hooks.decls.prepare_assemble_variable.
6541 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6542 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6543 * langhooks.h (lang_hooks_for_decls): Remove
6544 prepare_assemble_variable.
6546 2007-04-08 Mike Stump <mrs@apple.com>
6548 * config/i386/i386.c: Use inc/dec on Core2.
6550 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6552 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6553 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6554 lhd_tree_inlining_end_inlining): Remove.
6555 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6556 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6558 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6559 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6560 lhd_tree_inlining_end_inlining): Remove prototypes.
6561 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6562 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6563 LANG_HOOKS_TREE_INLINING_START_INLINING,
6564 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6566 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6569 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6572 * config/avr/predicates.md (io_address_operand): Delete predicate.
6573 (low_io_address_operand): Don't use 'mode' argument.
6574 (higth_io_address_operand): Rename ...
6575 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6576 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6579 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6581 Revert change removing staticp.
6583 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6586 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6589 2007-04-07 Bruce Korb <bkorb@gnu.org>
6591 * c.opt: Add -Wformat-contains-nul.
6592 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6594 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6595 the NUL byte warning.
6597 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6599 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6601 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6603 * tree.c (staticp): No longer use staticp langhook.
6604 * langhooks.c (lhd_staticp): Removed.
6605 * langhooks.h (struct lang_hooks): Remove staticp.
6606 * c-common.c (c_staticp): Remove.
6607 * c-common.h (c_staticp): Ditto.
6608 * langhooks-defs.h (lhd_staticp): Ditto.
6609 (LHD_HOOKS_STATICP): Ditto
6610 * tree.h (gcc_assert_lowered): New macro.
6612 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6614 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6615 argument "reliable".
6616 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6617 Add argument "reliable". Propagate it through calls.
6618 (infer_loop_bounds_from_undefined): Derive number of iterations
6619 estimates from references in blocks that do not dominate loop latch.
6620 (gcov_type_to_double_int): New function.
6621 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6622 and expected_loop_iterations_unbounded.
6623 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6624 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6625 * tree-data-ref.c (estimated_loop_iterations): Export.
6626 (get_references_in_stmt): Fix -- do not return addresses of local
6628 * cfgloop.h (expected_loop_iterations_unbounded,
6629 estimated_loop_iterations): Declare.
6631 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6633 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6635 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6637 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6638 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6639 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6640 Use output_387_reg_move().
6641 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6642 expander using X87MODEF12 mode macro.
6643 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6644 choosing register preferences. Use output_387_reg_move().
6645 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6646 instead of "x". Use output_387_reg_move().
6647 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6648 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6649 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6650 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6651 Use output_387_reg_move().
6652 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6654 (*truncxf?f_i387 splitter): Ditto.
6656 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6658 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6659 LANG_HOOKS_SAFE_FROM_P.
6660 * expr.c (safe_from_p): Remove langhook call.
6661 * langhooks.h (lang_hooks): Remove safe_from_p.
6662 (lhd_safe_from_p): Remove prototype.
6663 * langhooks.c (lhd_safe_from_p): Remove.
6665 2007-04-06 Jan Hubicka <jh@suse.cz>
6667 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6670 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6672 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6673 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6674 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6675 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6677 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6678 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6680 2007-04-05 Richard Henderson <rth@redhat.com>
6682 * config/alpha/alpha.c (print_operand) [+]: Remove.
6683 (alpha_end_function): Print nop if call at end of function.
6684 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6685 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6686 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6687 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6688 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6689 the call pattern. Update peepholes to match.
6691 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6693 * doc/extend.texi (Other Builtins): Add decimal float variants
6695 * builtins.def: Ditto.
6696 * builtins.c (expand_builtin): Ditto.
6698 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6699 H.J. Lu <hongjiu.lu@intel.com>
6702 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6703 of V8HImode when calling ix86_binary_operator_ok.
6704 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6705 (sdot_prodv8hi): Operands 1 and 2 must be register.
6707 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6709 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6710 initialize align to silence bogus warning.
6712 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6715 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6717 (struct sra_walk_fns): Remove use_all parameter from use.
6718 (sra_hash_tree): Handle BIT_FIELD_REFs.
6719 (sra_elt_hash): Don't hash bitfld blocks.
6720 (sra_elt_eq): Skip them in parent compares as well. Handle
6722 (sra_walk_expr): Don't maintain or pass down use_all_p.
6723 (scan_use): Remove use_all parameter.
6724 (scalarize_use): Likewise. Re-expand assignment to
6725 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6726 output, and re-scalarize after output. Don't mark anything
6728 (scalarize_ldst): Adjust.
6729 (scalarize_walk_gimple_modify_statement): Likewise.
6730 (build_element_name_1): Handle BIT_FIELD_REFs.
6731 (instantiate_element): Don't warn for any element whose parent
6733 (instantiate_missing_elements_1): Return the sra_elt.
6734 (canon_type_for_field): New.
6735 (try_instantiate_multiple_fields): New.
6736 (instantiate_missing_elemnts): Use them.
6737 (mark_no_warning): Removed.
6738 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6739 (REPLDUP, sra_build_elt_assignment): New.
6740 (generate_copy_inout): Use them.
6741 (generate_element_copy): Likewise. Handle bitfld differences.
6742 (generate_element_zero): Don't recurse for blocks. Use
6743 sra_build_elt_assignment.
6744 (generate_one_element_int): Take elt instead of var. Use
6745 sra_build_elt_assignment.
6746 (generate_element_init_1): Adjust.
6747 (scalarize_use, scalarize_copy): Use REPLDUP.
6748 (scalarize_ldst): Move assert before dereference.
6749 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6751 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6753 * regmove.c: Fix unused variable warnings due to previous commit.
6755 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6757 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6758 (regmove_bb_head): Remove.
6759 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6760 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6761 problems with fixup_match_1.
6762 Don't initialize/free regmove_bb_head.
6764 (reg_is_remote_constant_p): If an insn is in the same basic block
6765 but not before INSN, consider it remote, too.
6767 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6770 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6771 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6773 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6775 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6776 (CONDITIONAL_REGISTER_USAGE): Likewise.
6778 2007-04-04 Richard Henderson <rth@redhat.com>
6780 * config/alpha/lib1funcs.asm: Remove unused file.
6782 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6785 * opts.c (print_specific_help): Fix --help=<language>
6787 (common_handle_option): Support --help=common.
6789 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6792 * gcc.c (main): Do not run the linker if
6793 print_subprocess_help indicates that it shouldn't be
6796 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6799 * doc/invoke.texi (--help=): Document <languages> value, fix
6800 formatting in tables of values.
6802 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6804 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6805 dllimport attribute of virtual methods.
6807 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6809 * config/score/crti.asm: Change _bss_start to __bss_start.
6810 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6811 (OUTGOING_REG_PARM_STACK_SPACE) update.
6812 * config/score/score.opt: add options to make backend support
6813 score5, score5u, score7 and score7d.
6814 * config/score/score.md: Likewise.
6815 * config/score/misc.md: Likewise.
6816 * config/score/mac.md: Likewise.
6817 * doc/invoke.texi: Likewise.
6818 * doc/md.texi: update constraints define.
6820 2007-04-03 Richard Henderson <rth@redhat.com>
6822 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6823 an appropriate type, use the mode instead.
6825 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6827 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6828 Set the default --with-arch setting to mips2.
6829 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6830 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6831 (MULTILIB_OSDIRNAMES): Delete.
6832 (MULTILIB_DIRNAMES): Define.
6833 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6834 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6835 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6836 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6837 VXWORKS_OS_CPP_BUILTINS.
6838 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6839 (MIPS_DEBUGGING_INFO): Undefine.
6840 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6842 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6845 * fold-const.c (native_encode_real): Encode real.c provided longs
6846 as a series of 32-bit native integers.
6847 (native_interpret_real): Interpret buffer as a series of 32-bit
6850 2007-04-03 Richard Guenther <rguenther@suse.de>
6852 * genpreds.c (write_insn_constraint_len): Write function
6853 optimized for CONSTRAINT_LEN implementation.
6854 (write_tm_preds_h): Output insn_constraint_len inline and
6855 use it for CONSTRAINT_LEN.
6856 (write_insn_preds_c): Don't output insn_constraint_len.
6857 * doc/md.texi (define_register_constraint): Document multi-letter
6858 constraints shall have the same length if they start with the same
6861 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6864 * config/i386/i386.md (isinf<mode>2): Expand only when
6865 TARGET_C99_FUNCTIONS is set.
6867 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6869 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6870 (x86_64-*-linux*): Ditto.
6871 * config/i386/i386.opt (mpc): New option.
6872 * config/i386/i386.c (overrride_options): Handle
6873 ix87_precision_string.
6874 * config/i386/crtprec.c: New file.
6875 * config/i386/t-crtpc: Ditto.
6876 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
6878 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
6879 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6880 crtprec32.o, crtprec64.o and crtprec80.o.
6882 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
6884 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
6886 2007-04-02 Eric Christopher <echristo@apple.com>
6888 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6889 limitations on darwin.
6891 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6894 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
6896 2007-04-02 Dave Korn <dave.korn@artimi.com>
6898 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
6900 2007-04-02 Dave Korn <dave.korn@artimi.com>
6902 * libgcc2.h (exception_descriptor): Don't forward-declare.
6903 (__get_eh_table_language, __get_eh_table_version): Delete
6904 prototypes of long-dead functions.
6906 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
6908 * ebitmap.h: New file
6909 * ebitmap.c: New file
6910 * Makefile.in (ebitmap.o): New target.
6912 2007-04-01 Jan Hubicka <jh@suse.cz>
6914 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
6915 before very first instruction.
6917 2007-04-01 Jan Hubicka <jh@suse.cz>
6919 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
6920 waring on 64bit hosts.
6921 * bitmap.h: Fix typo in bitmap_head_def.
6923 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
6925 PR rtl-optimization/31391
6926 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
6927 into a DELETED_LABEL note, and the label is in an empty basic
6928 block, update BB_END as well as BB_HEAD.
6930 2007-04-01 Richard Henderson <rth@redhat.com>
6932 PR tree-optimization/31169
6933 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
6934 to varying if the range is outside [0, prec-1].
6936 2007-04-01 Richard Sandiford <richard@codesourcery.com>
6939 * config/mips/mips.md (load_const_gp): New insn.
6940 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
6941 the MIPS16 GP pseudo register if no_new_pseudos.
6942 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
6944 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6947 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
6949 (call_value): Likewise.
6951 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
6952 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6955 * doc/invoke.texi: (optimization options): Reword description
6956 of -ffast-math. Document its primary purpose.
6958 2007-03-31 Richard Guenther <rguenther@suse.de>
6960 * omp-low.c (splay-tree.h): Include.
6961 (lookup_decl): Replace splay-tree usage by pointer-map.
6962 (maybe_lookup_decl): Likewise.
6963 (new_omp_context): Likewise.
6964 (delete_omp_context): Likewise.
6965 * gimplify.c (splay-tree.h): Include.
6966 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
6968 (remap_ssa_name): Likewise.
6969 (remap_decl): Likewise.
6970 (remap_type_1): Likewise.
6971 (remap_type): Likewise.
6972 (copy_body_r): Likewise.
6973 (expand_call_inline): Likewise.
6974 (clone_body): Likewise.
6975 (copy_tree_r): Likewise.
6976 (remap_save_expr): Likewise.
6977 (unsave_r): Likewise.
6978 (unsave_expr_now): Likewise.
6979 (tree_function_versioning): Likewise.
6980 (build_duplicate_type): Likewise.
6981 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
6982 (struct copy_body_data): Replace splay-tree by pointer-map.
6983 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
6984 not $(SPLAY_TREE_H).
6985 (gimplify.o): Depend on $(SPLAY_TREE_H).
6986 (omp-low.p): Likewise.
6988 2007-03-31 Anatoly Sokolov <aesok@post.ru>
6990 * config/avr/predicates.md (even_register_operand,
6991 odd_register_operand): New predicates.
6992 * config/avr/avr.md (movw peephole2): New.
6993 (movw_r peephole2): New.
6995 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
6997 * tree.h (get_signed_or_unsigned_type): New.
6998 * fold-const.c (operand_equal_for_comparison_p): Use
6999 get_signed_or_unsigned_type instead of
7000 lang_hooks.types.signed_or_unsigned_type.
7001 * expr.c (store_expr): Ditto.
7002 * langhooks.c (get_signed_or_unsigned_type): New.
7003 (lhd_signed_or_unsigned_type): New.
7004 * langhooks.h (lhd_signed_or_unsigned_type): New.
7005 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7007 2007-03-30 Richard Henderson <rth@redhat.com>
7009 * tree-ssa-loop-ivopts.c: Include target.h.
7010 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7011 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7012 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7013 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7015 2007-03-30 Richard Henderson <rth@redhat.com>
7016 Kai Tietz <kai.tietz@onevision.com>
7018 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7020 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7021 (TARGET_64BIT_MS_ABI): New.
7022 (DBX_REGISTER_NUMBER): Handle 64-bit.
7023 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7024 (LONG_TYPE_SIZE): Force to 32.
7025 (REG_PARM_STACK_SPACE): New.
7026 (OUTGOING_REG_PARM_STACK_SPACE): New.
7027 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7028 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7029 (STACK_BOUNDARY): Use 128 for 64-bit.
7030 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7031 Add 64-bit implementation.
7032 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7034 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7035 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7036 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7037 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7038 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7039 TARGET_64BIT_MS_ABI.
7040 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7041 (ix86_pass_by_reference): Likewise.
7042 (ix86_function_value_regno_p): Likewise.
7043 (ix86_build_builtin_va_list): Likewise.
7044 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7045 (function_arg_advance_ms_64): New.
7046 (function_arg_advance): Call it.
7047 (function_arg_ms_64): New.
7048 (function_arg): Call it.
7049 (function_value_ms_64): New.
7050 (ix86_function_value_1): Call it.
7051 (return_in_memory_ms_64): New.
7052 (ix86_return_in_memory): Call it.
7053 (setup_incoming_varargs_ms_64): New.
7054 (ix86_setup_incoming_varargs): Call it.
7055 (ix86_expand_prologue): Handle 64-bit stack probing.
7056 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7057 (output_pic_addr_const): Likewise.
7058 (x86_this_parameter): Likewise.
7059 (x86_output_mi_thunk): Likewise.
7060 (x86_function_profiler): Likewise.
7061 (TARGET_STRICT_ARGUMENT_NAMING): New.
7062 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7063 (TARGET_64BIT_MS_ABI): New.
7064 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7065 * config/i386/i386.md (allocate_stack_worker): Remove.
7066 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7067 describe the clobber of eax without a match_scratch.
7068 (allocate_stack_worker_postreload): Remove.
7069 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7070 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7071 (allocate_stack_worker_rex64_postreload): Remove.
7072 (allocate_stack): Handle 64-bit.
7073 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7074 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7075 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7076 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7077 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7078 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7079 * config.build (x86_64-*-mingw*): New host.
7080 * config.host (x86_64-*-mingw*): New host.
7081 * config.gcc (x86_64-*-mingw*): New target.
7082 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7084 2007-03-30 Richard Henderson <rth@redhat.com>
7085 Kai Tietz <kai.tietz@onevision.com>
7087 * c-pragma.c (struct def_pragma_macro_value): New.
7088 (struct def_pragma_macro): New.
7089 (pushed_macro_table): New.
7090 (dpm_hash, dpm_eq): New.
7091 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7092 (init_pragma): Install them.
7093 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7095 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7097 * config/avr/avr.c (avr_override_options): Clear
7098 'flag_delete_null_pointer_checks'.
7100 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7103 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7104 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7105 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7106 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7107 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7108 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7109 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7111 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7113 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7115 * regmove.c: Move all of pass_stack_adjustments from here...
7116 * combine-stack-adj.c: ...to this new file.
7117 * Makefile.in: Add rules for combine-stack-adj.o.
7119 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7121 PR tree-optimization/31383
7122 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7123 to have the same length.
7125 2007-03-30 Jan Hubicka <jh@suse.cz>
7128 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7129 availablility; add more sanity checking; ask varpool only about
7132 2007-03-29 Richard Henderson <rth@redhat.com>
7134 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7135 to decide, but __SIZEOF_LONG_LONG__.
7137 2007-03-29 Richard Henderson <rth@redhat.com>
7139 * emutls.c (struct __emutls_array): New.
7140 (emutls_destroy): Use it instead of casting element 0 from void*.
7141 (__emutls_get_address): Likewise.
7143 2007-03-29 Richard Henderson <rth@redhat.com>
7145 * varasm.c (initializer_constant_valid_p): Don't deny
7146 DECL_DLLIMPORT_P on functions.
7148 * config/i386/cygming.h: Remove function declarations.
7149 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7150 (ASM_OUTPUT_LABELREF): Remove.
7151 (COMMON_ASM_OP): Remove.
7152 (ASM_OUTPUT_COMMON): Remove.
7153 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7154 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7155 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7156 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7157 Rename from TARGET_ENCODE_SECTION_INFO.
7158 * config/i386/netware.h: Likewise.
7159 * config/i386/i386-protos.h: Update.
7160 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7161 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7162 (legitimate_constant_p): Reject dllimports.
7163 (dllimport_map, get_dllimport_decl): New.
7164 (legitimize_dllimport_symbol): New.
7165 (legitimize_address, ix86_expand_move): Use it.
7166 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7167 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7168 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7169 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7170 * config/i386/predicates.md (constant_call_address_operand): Only
7171 accept symbols; reject dllimport_p symbols.
7172 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7173 i386_pe_maybe_record_exported_symbol.
7174 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7175 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7176 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7177 trust the setting of DECL_DLLIMPORT_P.
7178 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7179 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7180 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7181 tidy the argument scanning loop.
7182 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7183 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7184 (i386_pe_strip_name_encoding): Remove.
7185 (i386_pe_binds_local_p): New.
7186 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7187 (i386_pe_output_labelref): Remove.
7188 (i386_pe_asm_output_aligned_decl_common): New.
7189 (i386_pe_maybe_record_exported_symbol): Rename from
7190 i386_pe_record_exported_symbol; check for dllexported symbols.
7192 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7194 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7195 add comment explaining why vsnprintf cannot be used.
7197 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7199 PR tree-optimization/30666
7200 * tree.c (build_complex_type): When creating type names for DWARF2
7201 debug info, create TYPE_DECLs for TYPE_NAME instead of
7203 (build_common_tree_nodes_2): Use build_complex_type when building
7204 predefined complex types, to preserve canonical types.
7206 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7208 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7209 (noce_get_alt_condition): Look at it to determine whether to
7210 reverse the condition or not.
7211 (noce_get_condition): Substitute the truth for lies.
7212 (noce_find_if_block): Set the then_else_reversed field.
7214 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7216 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7217 destination of this insn.
7218 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7219 than calling gen_rtx_SET directly. Use r0 to hold the value of
7220 'address + 4' rather than a stack based temporary which can be
7223 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7225 * config/s390/s390.c (s390_secondary_input_reload_class,
7226 s390_secondary_output_reload_class): Functions removed.
7227 (s390_secondary_reload): New function.
7228 (TARGET_SECONDARY_RELOAD): Target macro defined.
7229 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7230 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7231 * config/s390/s390.md ("reload_outti", "reload_outdi",
7232 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7233 "reload_out<mode>"): Expanders removed.
7234 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7235 "reload<mode>_nonoffmem_out"): Expanders added.
7237 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7239 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7240 SRC->DEST replacement failed anyway.
7242 2007-03-28 Mike Stump <mrs@apple.com>
7244 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7245 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7246 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7248 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7250 * config.gcc: Accept barcelona as a variant of amdfam10.
7251 * config/i386/i386.c (override_options): Likewise.
7252 * doc/invoke.texi: Likewise.
7254 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7256 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7257 offsets for BIT_FIELD_REF and COMPONENT_REF.
7259 2007-03-28 Richard Guenther <rguenther@suse.de>
7261 * tree.c (is_global_var): Move ...
7262 * tree-flow-inline.h (is_global_var): ... here.
7263 * tree.h (is_global_var): Remove declaration.
7265 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7267 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7269 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7270 * config/i386/i386.c (ix86_tune_features): Initialize new
7272 * config/i386/predicates.md (promotable_binary_operator): Use
7273 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7275 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7278 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7280 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7282 * config/fr30/fr30.md (movsi_internal): Change destination
7283 constraint from m to V and add m to the end.
7285 2007-03-28 Christian Bruel <christian.bruel@st.com>
7287 * config/sh/sh.md (movsi_i): Fix type attribute.
7289 2007-03-28 Christian Bruel <christian.bruel@st.com>
7291 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7292 (movsf_ie): Likewise.
7294 2007-03-28 Christian Bruel <christian.bruel@st.com>
7296 * config.gcc: Add sh4-300 to multilib.
7297 * config/sh/t-mlib-sh4-300: New file.
7299 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7301 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7302 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7304 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7305 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7306 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7307 "fixuns_trunctddi2"): Whitespace fix.
7309 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7311 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7312 the definition of struct sh_args.
7313 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7314 CALL_COOKIE_INT_REG_GET): Likewise.
7316 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7318 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7319 transformations are applied successfully.
7321 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7323 * tree.c (tree_contains_struct): Permit 512 tree codes.
7324 * tree.h (tree_contains_struct): Ditto.
7325 (MAX_TREE_CODES): Ditto.
7326 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7327 SPARE member to store remaining padding bits.
7329 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7331 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7334 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7336 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7337 * configure: Regenerate.
7339 * configure: Regenerate using the correct version of autoconf.
7341 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7343 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7345 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7346 regs to "__SP_L__" and "__SP_H__".
7348 2007-03-27 Richard Guenther <rguenther@suse.de>
7350 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7351 computations with it with a HOST_WIDE_INT variable.
7353 2007-03-26 Mike Stump <mrs@apple.com>
7355 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7356 objective-c-header, objective-c++-header and objc++-cpp-output
7358 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7360 2007-03-26 Richard Henderson <rth@redhat.com>
7363 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7364 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7365 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7366 IX86_BUILTIN_PSRLQ128): New.
7367 (ix86_init_mmx_sse_builtins): Add them.
7368 (ix86_expand_builtin): Expand them.
7369 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7370 operand 2 be TImode.
7371 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7372 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7373 _mm_srli_epi64): Mark __B const.
7374 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7375 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7376 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7377 new two-vector shift builtins.
7379 2007-03-26 Ian Lance Taylor <iant@google.com>
7381 PR tree-optimization/31345
7382 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7383 [+INF, +INF(OVF)] into VARYING.
7385 2007-03-26 Zack Weinberg <zackw@panix.com>
7387 * gengtype-parse.c: New file.
7388 * gengtype-yacc.y: Delete.
7389 * gengtype-lex.l: Don't include gengtype-yacc.h.
7390 Define YY_DECL and yyterminate appropriately for recursive
7391 descent parser. yylval is now a string out-parameter to yylex.
7392 (HWS, EOID): New shorthand.
7393 (IWORD): Add a couple more types.
7394 (yylex): Add a setup stanza. Remove the complex rules for
7395 detecting GTY'ed types and typedefs; replace with simple
7396 keyword detectors. Adjust everything for the changed
7397 definition of yylval. Ignore all pp-directives, not just #define.
7399 (parse_file): Rename yybegin; do not call yyparse.
7401 * gengtype.c (xasprintf): Export again.
7402 (this_file): New. Use everywhere __FILE__ was being used.
7403 (get_lang_bitmap): Special case types defined in gengtype.c.
7404 (do_typedef, new_structure): Suppress definition of certain types.
7405 (new_structure): Improve diagnostics of duplicate definitions.
7406 Make sure location_s is associated with input.h.
7407 (nreverse_pairs, define_location_structures): New functions.
7408 (main): Improve tagging of kludge types. Remove old kludges
7409 for input.h types; use define_location_structures.
7410 * gengtype.h: Update prototypes. Define token codes here.
7411 * Makefile.in: Remove all references to gengtype-yacc.
7412 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7414 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7415 add GTY((skip)) to the field that's only conditionally there.
7416 * doc/install.texi: Document that Bison is no longer required
7417 unless building treelang.
7419 * gengtype.c: Don't include gtyp-gen.h.
7420 (srcdir): Declare here.
7421 (base_files, lang_dir_names): Allocate dynamically.
7422 (gt_files, num_gt_files, num_lang_dirs): New globals.
7423 (measure_input_list, read_input_line, read_input_list)
7424 (set_lang_bitmap): New functions.
7425 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7426 simplify, relying on read_input_list to set up the bitmaps.
7427 (main): Arguments are no longer unused. Check for correct number
7428 of command line arguments, set srcdir and srcdir_len, then call
7429 read_input_list, before doing anything else. No need to worry
7430 about duplicates in main loop.
7431 * configure.ac: Simplify the calculation of all_gtfiles.
7432 Put language tags in there. Don't set or substitute
7433 all_gtfiles_files_langs or all_gtfiles_files_frags.
7434 * Makefile.in: Revamp the way gengtype is invoked, now that it
7435 takes a file on its command line with a much simpler format.
7436 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7437 (GTFILES): Remove duplicates and C source files.
7438 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7439 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7440 * configure: Regenerate.
7442 * gengtype.h: Remove all type definitions to gengtype.c; leave
7443 only definitions of options_p, type_p, and pair_p as opaque
7444 pointers. Update prototypes.
7445 * gengtype.c: Many type definitions moved here from gengtype.h.
7446 Consolidate type definitions at the top of the file.
7447 (xvasprintf): Delete.
7448 (xasprintf): Make static.
7449 (create_nested_pointer_option): Add 'next' parameter.
7450 (create_field_all, create_field_at): New functions.
7451 (create_field): Now a thin wrapper around create_field_all.
7452 (create_optional_field): Rename create_optional_field_ and add
7453 line argument. Original name is now a macro which supplies
7455 (oprintf): Use vsnprintf directly.
7456 (close_output_files): Use fatal rather than perror/exit.
7457 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7458 (main): Set progname. Don't use exit.
7459 * gengtype-yacc.y (struct_fields): Use create_field_at.
7460 (option, optionseqopt): Delete.
7461 (optionseq): Consolidate productions from option here so we
7462 can use the first argument to create_option.
7464 * gengtype-lex.l: Distinguish unions from structures in the
7465 token type. Don't call find_structure; return the tag as a string.
7466 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7467 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7468 Reorganize typedef_struct production accordingly.
7469 Use create_nested_ptr_option.
7470 * gengtype.c (create_nested_ptr_option): New function.
7471 * gengtype.h: Declare it.
7473 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7474 (string_type): Don't declare.
7475 (do_scalar_typedef): Declare.
7476 (create_scalar_type): Update prototype.
7477 * gengtype.c (string_type): Make static.
7478 (scalar_nonchar, scalar_char): New.
7479 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7480 (resolve_typedef): Use scalar_nonchar for error recovery.
7481 (create_scalar_type): Remove name_len field. Return scalar_char
7482 or scalar_nonchar as appropriate.
7483 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7485 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7487 (main): Initialize scalar_char and scalar_nonchar before calling
7489 * gengtype-lex.l: Adjust for removal of second argument to
7490 create_scalar_type. Use yylval.s instead of yylval.t when
7492 * gengtype-yacc.y: Type of SCALAR is string. Call
7493 create_scalar_type from type:SCALAR rule. Adjust for removal of
7494 second argument to create_scalar_type.
7496 * vec.h: Remove all #if IN_GENGTYPE blocks.
7497 Add comment saying that changes may require adjustments to gengtype.
7498 * gengtype.c: Don't include coretypes.h or tm.h.
7499 Add comment to inclusion of errors.h.
7500 (note_def_vec, note_def_vec_alloc): New functions.
7501 * gengtype.h: Declare new functions.
7502 * gengtype-lex.l: Don't include coretypes.h.
7503 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7505 (update_lineno): Remove unnecessary prototype.
7506 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7507 (VEC rule): Just return VEC_TOKEN.
7508 * gengtype-yacc.y (VEC_TOKEN): New token type.
7509 (type): Add a production for VEC(a,b).
7510 * Makefile.in: Update dependencies.
7512 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7513 typedefs that use the old PARAMS macro.
7515 * gengtype-lex.l: Remove all rules and states relating to yacc
7517 * gengtype-yacc.y: Similarly.
7518 * gengtype.c (note_yacc_type): Delete function.
7519 * gengtype.h: Update prototypes.
7521 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7523 * tree-pretty-print.c (dump_generic_node): Report precision of
7524 unnamed integer types.
7526 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7528 * ifcvt.c (noce_try_store_flag_constants): Don't check
7529 no_new_pseudos here.
7530 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7531 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7532 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7533 noce_try_sign_mask): Likewise.
7534 (if_convert): Check no_new_pseudos here.
7536 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7538 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7539 (noce_get_condition): Handle new then_else_reversed argument.
7540 (noce_init_if_info): Remove, fold into noce_find_if_block.
7541 (noce_process_if_block): Take a struct noce_if_info as the
7542 argument. Don't set up one based on ce_if_info. Update pointer
7543 references accordingly.
7544 (cond_move_process_if_block): Likewise.
7545 (process_if_block): Removed.
7546 (find_if_block): Removed. Move functionality two new functions,
7547 noce_find_if_block and cond_exec_find_if_block.
7548 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7549 blocks and the symmetric IF-ELSE-JOIN case.
7550 (cond_exec_find_if_block): Also new function mostly based on old
7551 find_if_block and process_if_block.
7552 (find_if_header): Replace find_if_block call with separately
7553 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7554 (find_cond_trap): Update noce_get_condition call.
7555 (dead_or_predicable): Likewise.
7557 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7559 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7561 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7562 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7563 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7564 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7565 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7566 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7567 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7568 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7569 __builtin_ia32_psrad128 builtins.
7571 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7573 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7574 * config/i386/constraints.md
7575 (define_constraint "I"): Use IN_RANGE macro.
7576 (define_constraint "J"): Ditto.
7577 (define_constraint "K"): Ditto.
7578 (define_constraint "M"): Ditto.
7579 (define_constraint "N"): Ditto.
7580 (define_constraint "O"): Ditto.
7581 * config/i386/predicates.md
7582 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7583 (define_predicate "const_0_to_3_operand"): Ditto.
7584 (define_predicate "const_0_to_7_operand"): Ditto.
7585 (define_predicate "const_0_to_15_operand"): Ditto.
7586 (define_predicate "const_0_to_63_operand"): Ditto.
7587 (define_predicate "const_0_to_255_operand"): Ditto.
7588 (define_predicate "const_1_to_31_operand"): Ditto.
7589 (define_predicate "const_2_to_3_operand"): Ditto.
7590 (define_predicate "const_4_to_7_operand"): Ditto.
7592 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7594 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7595 in SImode for save_world.
7596 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7599 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7601 PR tree-optimization/30784
7602 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7605 2007-03-25 Revital Eres <eres@il.ibm.com>
7607 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7608 Fold movement_possibility function into it.
7610 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7612 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7613 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7614 (call_indirect_nonlocal_darwin64): Same.
7615 (call_nonlocal_darwin64): Same.
7616 (call_value_indirect_nonlocal_darwin64): Same.
7617 (call_value_nonlocal_darwin64): Same.
7618 (sibcall_nonlocal_darwin64): Same.
7619 (sibcall_value_nonlocal_darwin64): Same.
7620 (sibcall_symbolic_64): Same.
7621 (sibcall_value_symbolic_64): Same.
7622 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7624 (rs6000_emit_load_toc_table): Same.
7625 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7626 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7632 (load_toc_v4_pic_si): Same
7633 (load_toc_v4_PIC_1): Same.
7634 (load_toc_v4_PIC_1b): Same.
7635 (call_indirect_aix{32,64}): Same.
7636 (call_value_indirect_aix{32,64}): Same.
7639 (call_local{32,64}): Same.
7640 (call_value_local{32,64}): Same.
7641 (call_indirect_nonlocal_aix{32,64}): Same.
7642 (call_nonlocal_aix{32,64}): Same.
7643 (call_value_indirect_nonlocal_aix{32,64}): Same.
7644 (call_value_nonlocal_aix{32,64}): Same.
7645 (call_indirect_nonlocal_sysv<mode>): Same.
7646 (call_nonlocal_sysv<mode>): Same.
7647 (call_value_indirect_nonlocal_sysv<mode>): Same.
7648 (call_value_nonlocal_sysv<mode>): Same.
7650 (sibcall_local{32,64}): Same.
7651 (sibcall_value_local{32,64}): Same.
7652 (sibcall_nonlocal_aix{32,64}): Same.
7653 (sibcall_value_nonlocal_aix{32,64}): Same.
7654 (sibcall_nonlocal_sysv<mode>): Same.
7655 (sibcall_value): Same.
7656 (sibcall_value_nonlocal_sysv<mode>): Same.
7658 2007-03-24 Paul Brook <paul@codesourcery.com>
7660 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7661 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7663 2007-03-24 Richard Henderson <rth@redhat.com>
7665 * config/ia64/constraints.md: New file.
7666 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7667 satisfies_constraint_?.
7668 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7669 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7670 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7671 ia64_output_mi_thunk): Likewise.
7672 (ia64_const_ok_for_letter_p): Remove.
7673 (ia64_const_double_ok_for_letter_p): Remove.
7674 (ia64_extra_constraint): Remove.
7675 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7676 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7677 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7678 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7679 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7680 EXTRA_MEMORY_CONSTRAINT): Remove.
7681 * config/ia64/ia64.md: Include constriants.md. Replace
7682 CONST_OK_FOR_? with satisfies_constraint_?.
7684 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7685 H.J. Lu <hongjiu.lu@intel.com>
7687 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7689 (name macros): Use DPD_BID_NAME to convert names properly.
7691 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7692 decimal floating point format.
7693 (init_floating_libfuncs): Change decimal functions so that they
7694 have a "bid_" prefix if the decimal system uses the BID format,
7695 and "dpd_" prefix if the decimal system uses the DPD format.
7696 (init_interclass_conv_libfuncs): Ditto.
7697 (init_intraclass_conv_libfuncs): Ditto.
7699 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7700 using the BID format.
7702 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7703 whether we are using the BID decimal format.
7704 * configure: Regenerate.
7706 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7707 the compiler has decimal floating point enabled. Define
7708 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7711 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7712 using the BID format.
7714 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7715 whether we are using the BID decimal format.
7716 * configure: Regenerate.
7718 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7719 the compiler has decimal floating point enabled. Define
7720 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7723 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7724 options, and that it is enabled for i386/x86_64 systems.
7726 * Makefile.in (enable_decimal_float): New.
7728 (DECNUMINC): Add -I$(DECNUMFMT).
7729 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7730 to $(DECNUMFMT) from $(DECNUM).
7732 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7733 Substitute enable_decimal_float.
7734 * configure: Regenerated.
7737 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7740 * configure.ac: Enable decimal float for x86_64-*-linux*.
7741 * configure: Regenerated.
7744 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7745 decimal128ClearSign to flip and clear the sign bit in decimal128.
7746 (decimal_real_maxval): Set decimal128SetSign to set the sign
7749 2007-03-23 Ian Lance Taylor <iant@google.com>
7751 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7753 2007-03-23 Ian Lance Taylor <iant@google.com>
7755 * tree-dump.c (dump_files): Correct comment.
7757 2007-03-23 Ian Lance Taylor <iant@google.com>
7759 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7761 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7763 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7764 in cfglayout mode. Don't go into and out of cfglayout mode.
7765 Link the blocks in the order of the constructed traces.
7766 (rest_of_handle_tracer): Adjust call to tracer.
7767 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7768 Don't go into cfglayout mode.
7769 (rtl_loop_done): Don't go out of cfglayout mode.
7770 * cfglayout.c (relink_block_chain): New function, split out from...
7771 (fixup_reorder_chain): ...here. Remove redundant checking.
7772 (cfg_layout_finalize): Don't clear the header, footer, and aux
7773 fields here, move the code to do so to relink_block_chain. Likewise
7774 for free_original_copy_tables.
7775 * rtl.h (tracer): Update prototype.
7776 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7777 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7778 mode. Use relink_block_chain to serialize the CFG according to the
7779 new basic block order. Move targetm.cannot_modify_jumps_p check from
7781 (gate_handle_reorder_blocks): ...to here.
7782 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7784 (gate_duplicate_computed_gotos): ...to here.
7785 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7786 something always changes when going into and out of cfglayout mode.
7787 Perform an expensive cfg cleanup while going into cfglayout mode.
7788 Always update liveness information on HAVE_conditional_execution
7789 targets. Reserialize the basic blocks and go out of cfglayout mode.
7790 * reg-stack.c: Include cfglayout.h.
7791 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7792 the call to reorder_basic_blocks.
7793 * basic-block.h (reorder_basic_blocks): Update prototype.
7794 (relink_block_chain): New prototype.
7795 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7797 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7799 * config/mips/mips.md (type, hazard, *movdi_32bit,
7800 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7801 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7802 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7803 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7804 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7806 (movcc): Change first xfer to multi.
7807 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7808 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7809 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7810 config/mips/generic.md: Change reservations using "xfer" to use
7812 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7813 using match_operand.
7814 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7815 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7817 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7819 2007-03-22 Richard Henderson <rth@redhat.com>
7821 * config/i386/i386.c: Remove unnecessary function declarations.
7822 Move targetm definition, and all related macros, to the end of
7823 the file. Resort some functions to put definitions before uses.
7824 (ix86_attribute_table): Make static. Move to end of file.
7825 (ix86_gimplify_va_arg): Make static.
7827 2007-03-22 Richard Henderson <rth@redhat.com>
7829 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7830 don't increase local_regparm with force_align_arg_pointer check.
7831 (ix86_function_sseregparm): Assert 32-bit.
7832 (type_has_variadic_args_p): New.
7833 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7834 type_has_variadic_args_p.
7835 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7836 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7837 use memset instead. Do maybe_vaarg check first; skip attribute
7838 tests if true; skip attribute tests for 64-bit.
7839 (construct_container): Remove TARGET_DEBUG_ARG.
7840 (function_arg_advance_32, function_arg_advance_64): Split out ...
7841 (function_arg_advance): ... from here.
7842 (function_arg_32, function_arg_64): Split out ...
7843 (function_arg): ... from here.
7844 (ix86_pass_by_reference): Tidy.
7845 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7846 (function_value_32): New, from parts of ix86_function_value
7847 and ix86_value_regno.
7848 (function_value_64): New, from parts of ix86_function_value
7849 and ix86_libcall_value.
7850 (ix86_function_value_1): New.
7851 (ix86_function_value, ix86_libcall_value): Use it.
7852 (return_in_memory_32, return_in_memory_64): Split out ...
7853 (ix86_return_in_memory): ... from here.
7854 (ix86_struct_value_rtx): Skip for 64-bit.
7855 (ix86_libcall_value, ix86_value_regno): Remove.
7856 (setup_incoming_varargs_64): Split out ...
7857 (ix86_setup_incoming_varargs): ... from here.
7858 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7859 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7860 * config/i386/i386-protos.h (ix86_function_value): Remove.
7861 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7863 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7866 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7867 infinities not supported, otherwise emit warning if -Woverflow. On
7868 underflow, emit warning if -Woverflow.
7869 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7871 * real.h (real_from_string): Update declaration
7873 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7874 Richard Henderson <rth@redhat.com>
7876 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
7877 * calls.c (compute_argument_block_size, expand_call,
7878 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
7879 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7880 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
7881 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
7882 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
7883 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
7884 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
7885 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7888 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7890 * c-incpath.c (add_sysroot_to_chain): New.
7891 (merge_include_chains): Add sysroot argument. Call
7892 add_sysroot_to_chain if sysrooted.
7893 (register_include_chains): Update call to merge_include_chains.
7894 * doc/cppopts.texi: Document use of '=' in include directory
7897 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
7899 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
7900 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
7901 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
7902 insn pattern using X87MODEF12 mode macro.
7904 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
7906 * regmove.c (regmove_optimize): Use reg_mentioned_p
7907 instead of reg_overlap_mentioned_p for DST.
7909 2007-03-21 Mike Stump <mrs@apple.com>
7911 * c.opt: Fixup for Objective-C/C++.
7913 2007-03-21 Steve Ellcey <sje@cup.hp.com>
7915 * explow.c (convert_memory_address): Fold memory reference when
7916 POINTERS_EXTEND_UNSIGNED < 0
7918 2007-03-21 Richard Henderson <rth@redhat.com>
7921 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
7922 * config/i386/mmintrin.h (__m64): Likewise.
7923 * config/i386/xmmintrin.h (__m128): Likewise.
7925 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7927 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
7928 (VXWORKS_OS_CPP_BUILTINS): Define.
7929 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
7930 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
7932 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7934 * rtl.h (constant_pool_reference_p): Delete.
7935 (find_constant_src): Declare.
7936 * rtlanal.c (find_constant_src): New function.
7937 * simplify-rtx.c (constant_pool_reference_p): Delete.
7938 * config/i386/i386.md: Use find_constant_src instead of
7939 constant_pool_reference_p/avoid_constant_pool_reference pairs.
7941 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7943 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
7944 * c-cppbuiltin.c (c_cpp_builtins): Define them.
7946 2007-03-20 Mark Mitchell <mark@codesourcery.com>
7948 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
7949 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
7950 (arm_elf_asm_constructor): Use it.
7951 (arm_elf_asm_destructor): New function.
7953 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
7955 * jump.c (mark_jump_label): Treat SEQUENCE specially.
7957 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
7959 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
7961 2007-03-19 Andrew Haley <aph@redhat.com>
7963 PR tree-optimization/31264
7964 * tree-vrp.c (register_edge_assert_for_1): Don't look though
7967 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
7969 PR rtl-optimization/30907
7970 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
7971 (fwprop_init): Always call loop_optimizer_initialize.
7972 (fwprop_done): Always call loop_optimizer_finalize.
7973 (fwprop): We always have loop info now.
7974 (gate_fwprop_addr): Remove.
7975 (pass_fwprop_addr): Use gate_fwprop as gate.
7977 PR rtl-optimization/30841
7978 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
7979 df_chain_alloc): Call df_reorganize_refs unconditionally.
7980 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
7981 refs_organized to refs_organized_size.
7982 (df_ref_create_structure): Use refs_organized_size instead of
7983 bitmap_size if refs had been organized, and keep refs_organized_size
7985 * df.h (struct df_ref_info): Change refs_organized to
7986 refs_organized_size.
7987 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
7990 2007-03-19 Mark Mitchell <mark@codesourcery.com>
7992 * except.c (output_function_exception_table): Do not reference the
7993 EH personality routine for functions that do not require an
7996 2007-03-20 Jakub Jelinek <jakub@redhat.com>
7999 * c-typeck.c (convert_for_assignment): Call comptypes for
8000 RECORD_TYPE or UNION_TYPE.
8003 * reload1.c (reload): Do invalid ASM checking after
8004 cleanup_subreg_operands.
8006 2007-03-19 Jeff Law <law@redhat.com>
8008 * tree-cfg.c (find_taken_edge): Tighten conditions for
8009 optimizing computed gotos.
8011 2007-03-19 Michael Matz <matz@suse.de>
8013 * builtins.c (expand_builtin_sync_operation,
8014 expand_builtin_compare_and_swap,
8015 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8018 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8019 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8022 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8024 * doc/tm.texi: Add brackets around the return type of
8025 TARGET_SECONDARY_RELOAD.
8027 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8028 Richard Guenther <rguenther@suse.de>
8030 PR tree-optimization/31254
8031 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8032 Use handled_component_p () where appropriate. Continue
8033 propagating into the rhs if we propagated into an INDIRECT_REF
8036 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8038 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8039 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8040 (xde, xdee): Mode attributes adjusted to support DFP modes.
8041 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8042 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8043 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8044 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8045 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8046 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8047 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8049 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8050 "movsf"): Insn definitions removed.
8051 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8052 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8053 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8055 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8056 "reload_in<mode>", "reload_out<mode>"): Expander added.
8057 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8060 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8062 * config/s390/s390.md: Only non-functional changes. Renamed
8063 FPR mode macro to BFP all over the file.
8065 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8067 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8068 (op_type attribute): RRF instruction type added.
8069 (fT0): New mode attribute.
8070 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8071 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8072 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8073 no secondary memory is needed when moving DFmode values between GPRs
8076 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8078 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8079 inverted and documentation adjusted.
8080 ("mhard-dfp", "msoft-dfp"): New options.
8081 * config/s390/s390.c (s390_handle_arch_option): New architecture
8083 (override_options): Sanity checks for the new options added.
8084 * config.gcc: New architecture switch: z9-ec.
8085 * config/s390/s390.h (processor_flags): PF_DFP added.
8086 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8087 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8088 when the bit is NOT set so remove it from the defaults.
8090 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8092 * genemit.c (main): Print include statement for dfp.h.
8093 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8096 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8098 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8100 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8103 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8106 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8108 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8109 attr_length_call, output_call, output_indirect_call): Cleanup
8110 formatting of targetm calls.
8112 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8114 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8116 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8118 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8119 reservation, bypass and anti-bypass descriptions for these instructions.
8120 Update move patterns.
8121 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8124 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8126 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8127 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8128 (get_initial_def_for_reduction): Likewise.
8130 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8132 Fix PR tree-optimization/29922
8133 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8134 (get_representative): Removed.
8135 (value_dies_in_block_x): Update for rvuse removal.
8136 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8137 (compute_antic_aux): Handle when PHI nodes appear in
8138 non-single-successors.
8139 (dump_bitmap_of_names): Removed.
8140 (compute_antic_safe): Renamed and removed rvuse calculation.
8141 Calculate only antic safe.
8142 (insert_into_preds_of_block): Remove assert.
8143 (execute_pre): Update for renamed functions.
8144 (defer_or_phi_translate_block): New function.
8146 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8148 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8149 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8151 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8152 Follow spelling conventions.
8154 * tree-data-ref.h: Remove the prototype for analyze_array.
8156 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8158 PR tree-optimization/31041
8159 * tree-vect-transform.c (get_initial_def_for_induction): Call
8160 force_gimple_operand.
8162 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8164 * ipa-type-escape.c (look_for_casts) : Revert code to use
8165 handled_component_p due to ada test a-numaux.adb.
8167 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8169 * final.c (final_scan_insn): Alter the condition of a
8170 conditional trap if we have nonstandard CC.
8172 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8174 * configure.ac: Remove excess quoting from asm line 0 test.
8175 * configure: Rebuilt.
8177 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8179 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8180 * c-common.c (convert_and_check): Move warning logic to...
8181 (warnings_for_convert_and_check): ...here. Define.
8182 * c-common.h (warnings_for_convert_and_check): Declare.
8184 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8186 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8187 (output_call): Likewise.
8189 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8191 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8193 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8195 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8197 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8199 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8200 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8202 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8204 PR tree-optimization/31183
8205 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8206 Use double_int instead of unsigned int for representing access_strides.
8207 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8209 2007-03-16 Richard Guenther <rguenther@suse.de>
8211 PR tree-optimization/31146
8212 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8213 to allow recursion of forward_propagate_addr_expr.
8214 (forward_propagate_addr_into_variable_array_index): Likewise.
8215 (forward_propagate_addr_expr): Likewise.
8216 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8217 (forward_propagate_addr_expr_1): Recurse on simple copies
8218 instead of propagating into them. Do so for useless conversions
8220 (forward_propagate_addr_expr): Clean up unused statements after
8223 2007-03-16 Richard Guenther <rguenther@suse.de>
8225 * builtins.c (expand_builtin_cexpi): Use the right argument
8226 for the expansion via cexp.
8228 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8230 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8231 * configure: Rebuilt.
8233 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8236 * dwarf2out.c (force_type_die): Adjust comment.
8237 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8239 2007-03-15 DJ Delorie <dj@redhat.com>
8241 * config/frv/predicates.md (minmax_operator): Don't check operands
8244 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8246 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8247 Update constant estimates of number of iterations.
8248 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8249 argument renamed to "realistic".
8250 (compute_estimated_nb_iterations): Removed.
8251 (record_niter_bound): New function.
8252 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8253 call record_nonwrapping_iv with upper = false.
8254 (infer_loop_bounds_from_signedness): Pass upper argument to
8255 record_nonwrapping_iv.
8256 (estimate_numbers_of_iterations_loop): Do not call
8257 compute_estimated_nb_iterations. Record estimate based on profile
8258 information. Initialize the constant estimates of number of
8260 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8262 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8263 number of iterations is too small.
8264 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8265 (EST_NOT_AVAILABLE): Removed.
8266 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8267 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8270 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8272 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8273 Handle NE_EXPR guards.
8275 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8278 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8279 Set also -pedantic-errors by default for the preprocessor unless
8280 -fpermissive is given.
8282 2007-03-15 Richard Guenther <rguenther@suse.de>
8286 * builtins.c (expand_builtin_cexpi): As a fallback if we
8287 don't have builtins for sincos or cexp create a function
8288 declaration for cexp and expand to a call to that.
8289 (expand_builtin_int_roundingfn): Always fall
8290 back to floor/ceil and its variants even if they may be
8293 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8296 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8297 jump tables, move the call to delete_dead_jumptables from here...
8298 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8299 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8300 don't allow merging of blocks that try_redirect_by_replacing_jump
8301 also does not handle when not optimizing.
8303 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8304 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8306 * config/i386/i386.md (x86_sahf_1): Correctly handle
8309 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8312 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8313 x86_64_general_operand as operand[2] predicate. Remove "iF"
8314 from operand constraints and use "e" constraint instead.
8315 (*subti3_1, *subti3_1 splitter): Ditto.
8316 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8317 operand[1] predicate.
8319 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8321 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8322 arrays, multiply the access strides by the size of the sub-array.
8323 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8325 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8327 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8328 the configured assembler supports the sahf mnemonic.
8329 * configure: Regenerate.
8330 * config.in: Regenerate.
8332 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8333 emit "sahf" or ".byte\t0x9e" as asm template.
8335 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8338 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8339 option to replace hard coded TARGET_xxx in md file.
8340 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8341 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8342 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8343 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8344 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8345 (X86_TUNE_NOT_VECTORMODE): Ditto.
8346 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8347 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8348 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8349 (TUNE_SLOW_IMUL_IMM8): Ditto.
8350 (TUNE_MOVE_M1_VIA_OR): Ditto.
8351 (TUNE_NOT_UNPAIRABLE): Ditto.
8352 (TUNE_NOT_VECTORMODE): Ditto.
8354 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8357 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8358 tuning options instead of hard coded TARGET_xxx.
8359 (fix ssemode peephole2's): Ditto.
8360 (imul peephole2's): Ditto.
8362 (movdi_or_rex64): Ditto.
8363 (move peephole2): Ditto.
8364 (not peephole2's): Ditto.
8366 2007-03-14 Dirk Mueller <dmueller@suse.de>
8368 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8369 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8370 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8372 * c-parser.c (c_parser_do_statement): Warn about empty body in
8374 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8375 * doc/invoke.texi (-Wempty-body): Update documentation.
8377 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8380 * c-common.h (warn_for_div_by_zero): Declare.
8381 * c-common.c (warn_for_div_by_zero): Define.
8382 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8385 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8387 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8388 to PREFIX and STANDARD_PREFIX.
8390 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8391 Phil Edwards <phil@codesourcery.com>
8393 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8394 (__gthread_once_t): Remove busy field for RTPs.
8395 (__GTHREAD_ONCE_INIT): Update accordingly.
8397 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8399 * doc/invoke.texi: Document VxWorks options.
8401 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8403 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8405 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8407 PR tree-optimization/30590
8408 * tree-nrv.c (tree_nrv): Check for the partial update of the
8411 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8413 * flags.h (flag_random_seed): Remove declaration, in favor of...
8414 * toplev.h (get_random_seed, set_random_seed): ... these.
8415 * tree.c (get_file_function_name): Use the former.
8416 * opts.c (common_handle_option): Use the latter.
8419 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8422 * cse.c (cse_find_path): Do not bail out if a basic block that
8423 we already visited now becomes part of a path that starts at a
8424 different basic block. Just disallow this, to make sure we
8425 visit each basic block at most once.
8427 2007-03-13 Jan Hubicka <jh@suse.cz>
8429 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8430 when profile esitmate is present, calls with very low frequency are
8433 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8435 PR tree-optimization/30730
8436 PR tree-optimization/26900
8437 * tree-ssa-loop-niter.c: Include gmp.h.
8439 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8440 split_to_var_and_offset, determine_value_range,
8441 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8442 bound_difference, bounds_add, bounds_negate,
8443 number_of_iterations_ne_max, dump_affine_iv): New functions.
8444 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8445 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8446 difference of initial and final value of control iv to validate
8448 (number_of_iterations_cond): Add loop parameter. Determine bounds
8449 on the difference of the extremes of the control iv. Add dumps.
8450 (expand_simple_operations): Handle phi nodes.
8451 (simplify_using_initial_conditions): Do not record used conditions.
8452 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8453 Do not set additional_info.
8454 (implies_nonnegative_p, implies_ge_p): Removed.
8455 (derive_constant_upper_bound): Do not use parameter `additional'.
8456 (record_estimate): Parameter `additional' removed. Parameter
8457 `i_bound' added. Do not call derive_constant_upper_bound.
8458 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8459 bound the number of iterations estimate.
8460 (estimate_numbers_of_iterations_loop): Pass the estimate from
8461 the number of iterations analysis to record_estimate.
8462 * tree.h (multiple_of_p): Declare.
8463 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8464 (scev_const_prop): Do not check expression_expensive_p.
8465 * fold-const.c (multiple_of_p): Exported.
8466 * double-int.c (double_int_mask): Exported.
8467 * double-int.h (double_int_mask): Declare.
8468 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8469 field. Added max field.
8471 2007-03-13 David Taylor <taylor@candd.org>
8474 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8477 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8480 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8481 two unamed patterns.
8483 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8485 * config/i386/i386.opt (mcx16, msahf): New options.
8486 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8487 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8489 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8490 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8491 Output -mcx16 and -msahf options when corresponding bit is set.
8493 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8496 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8498 * configure.ac: Test for assembler tolerance to # 0 "".
8499 * configure, config.in: Rebuilt.
8500 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8502 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8504 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8506 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8507 (handle_syscall): Handle direct system calls.
8508 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8510 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8512 * doc/invoke.texi: Fix cpp.info cross-reference.
8513 * doc/passes.texi: Fix gcc.info cross-reference.
8515 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8517 PR tree-optimization/30835
8518 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8519 bb_for_stmt is not NULL before accessing it.
8521 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8523 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8526 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8529 * doc/install.texi: Document --enable-stage1-languages
8531 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8533 * tree-pass.h (pass_into_cfg_layout_mode,
8534 pass_outof_cfg_layout_mode): Declare.
8535 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8536 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8537 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8538 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8540 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8542 * c-decl.c (warn_variable_length_array): New function.
8543 Refactored from grokdeclarator to handle warn_vla
8544 and handle unnamed array case.
8545 (grokdeclarator): Refactored VLA warning case.
8546 * c.opt (Wvla): New flag.
8547 * doc/invoke.texi (Wvla): New warning.
8549 2007-03-12 Richard Henderson <rth@redhat.com>
8551 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8552 (TARGET_SECTION_TYPE_FLAGS): New.
8554 2007-03-12 Richard Henderson <rth@redhat.com>
8556 * config/darwin.c (machopic_reloc_rw_mask): New.
8557 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8558 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8560 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8562 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8563 * cppdefault.h (cpp_PREFIX): Document.
8564 (cpp_PREFIX_len): Likewise.
8565 (cpp_EXEC_PREFIX): New variable.
8566 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8567 * c-incpath.c (add_standard_paths): Correct logic for relocating
8568 paths within prefix.
8570 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8572 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8573 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8575 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8576 fix_truncdfdi_sse using SSEMODEF mode macro.
8577 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8578 fix_truncdfsi_sse using SSEMODEF mode macro.
8579 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8580 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8582 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8584 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8587 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8589 * tree.h : Add multiple_of_p declaration.
8590 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8591 * ipa-type-escape.c (results_of_malloc): Redundant.
8592 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8593 (cast_type): Extended with new members.
8594 (check_cast): Returns cast_type.
8595 (cast): New structure for data of walk_use_def_chains.
8596 (is_malloc_result, is_cast_from_non_pointer_1,
8597 is_cast_from_non_pointer,
8598 is_array_access_through_pointer_and_index): New functions.
8599 (look_for_casts): Returns cast types.
8600 (check_call): Returns void.
8601 (okay_pointer_operation): Use support of pointer plus index,
8602 pointer plus constant and allow all multiplications.
8604 2007-03-11 Richard Guenther <rguenther@suse.de>
8606 PR tree-optimization/31115
8607 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8608 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8609 A shift count of zero is not special as with *_DIV_EXPR.
8610 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8613 2007-03-11 Ian Lance Taylor <iant@google.com>
8615 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8616 the *_DIV_EXPR codes correctly with overflow infinities.
8618 2007-03-11 Ira Rosen <irar@il.ibm.com>
8620 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8621 indicate success/failure of the analysis. Add negation to subtrahend
8622 in case of subtraction. Fail if both operands contain constants.
8623 (create_data_ref): Fail if analyze_offset fails.
8625 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8627 * config/i386/i386.md (frndintxf2): Rename to ...
8628 (rintxf2): ... this. Remove expander having same name.
8629 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8630 (roundsf2, rounddf2): Ditto.
8631 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8632 (lround<mode>di2, lround<mode>si2): Ditto.
8634 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8636 * lower-subreg.c: Include except.h.
8637 (decompose_multiword_subregs): Verify that the only control flow
8638 insns we can split are loads to multi-words pseudos.
8639 Handle breaking such blocks after splitting, instead of calling
8640 find_many_sub_basic_blocks.
8642 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8643 on the new basic block. Add a lengthy comment explaining why we
8644 thought this was necessary.
8645 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8647 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8650 * tree.c (walk_type_fields): Recurse into the element type of
8651 ARRAY_TYPEs if there is a pointer set.
8653 2007-03-10 Dirk Mueller <dmueller@suse.de>
8655 * c-common.c (warn_logical_operator): Fix condition.
8657 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8659 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8661 * config/darwin.c (machopic_select_section): Remove superfluous
8662 argument in call to categorize_decl_for_section. Remove unused
8665 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8667 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8669 * configure: Regenerate.
8671 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8674 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8675 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8676 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8677 Add LABEL_NUSES to emitted label.
8678 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8679 branch probability value to emitted jump insn.
8680 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8681 Do not check life information and do not re-arrange input operands
8682 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8684 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8686 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8687 the change of decode_asm_operands.
8689 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8691 * mode-switching.c (create_pre_exit): Skip blockage insn.
8693 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8695 * tree-pass.h (TODO_update_smt_usage): Remove.
8697 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8701 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8703 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8704 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8705 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8708 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8710 * gcc.c: Document %{, in big comment at top.
8711 (input_suffix_matches): Remove special handling for .s and
8713 (input_spec_matches): New.
8714 (handle_braces): Handle %{,.
8715 (validate_switches): ',' indicates a value which is not a switch.
8716 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8717 to detect assembler input.
8718 * config/i386/sol2.h (CPP_SPEC): Likewise.
8719 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8720 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8721 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8722 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8723 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8724 -m64 causes deployment target to default to 10.5.
8725 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8727 2007-03-09 Richard Henderson <rth@redhat.com>
8730 * target.h (targetm.asm.out.reloc_rw_mask): New.
8731 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8732 (TARGET_ASM_OUT): Use it.
8733 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8734 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8735 use the new reloc_rw_mask target hook instead.
8736 (default_section_type_flags_1): Merge into...
8737 (default_section_type_flags): ... here.
8738 (decl_readonly_section_1): Merge into...
8739 (decl_readonly_section): ... here.
8740 (default_elf_select_section_1): Merge into...
8741 (default_elf_select_section): ... here.
8742 (default_unique_section_1): Merge into...
8743 (default_unique_section): ... here.
8744 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8745 (default_select_rtx_section): Use it.
8746 (default_elf_select_rtx_section): Likewise.
8747 * output.h: Update to match.
8748 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8749 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8750 (TARGET_ASM_RELOC_RW_MASK): New.
8751 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8752 to categorize_decl_for_section.
8753 (x86_64_elf_unique_section): Likewise.
8754 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8755 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8756 (TARGET_ASM_RELOC_RW_MASK): New.
8757 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8758 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8759 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8760 (TARGET_RWRELOC): Remove.
8761 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8762 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8763 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8764 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8765 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8766 (rs6000_xcoff_select_section): Use decl_readonly_section.
8767 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8768 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8769 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8770 (TARGET_SECTION_TYPE_FLAGS): Remove.
8771 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8773 2007-03-09 Roger Sayle <roger@eyesopen.com>
8775 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8776 complex constant equality/inequality comparisons for here.
8777 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8778 known at compile-time or can be simplified to a scalar comparison.
8779 (fold_relational_const): Move compile-time evaluation of complex
8780 constant equality/inequality comparisons to here.
8782 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8784 PR rtl-optimization/30643
8785 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8787 (fold_rtx): Recurse, like before 2006-11-03.
8789 2007-03-09 DJ Delorie <dj@redhat.com>
8791 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8794 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8796 PR tree-optimization/30375
8797 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8798 LHS of statements is not the same.
8799 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8801 2007-03-09 Chao-ying Fu <fu@mips.com>
8803 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8805 * doc/invoke.texi (-mdspr2): Document new option.
8806 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8807 New unspec for DSP REV 2.
8808 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8809 these instructions are extended in DSP REV 2.
8810 (mips-dspr2.md): Include.
8811 * config/mips/mips.opt (mdspr2): New option.
8812 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8813 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8814 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8815 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8816 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8817 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8818 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8820 (bdesc_map): Add one field of unsupported_target_flags.
8821 (bdesc_arrays): Update entries to have extra fields. Add
8823 (mips_init_builtins): Initialize new function types.
8824 Check unsupported_target_fileds to filter out builtins.
8825 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8827 (ASM_SPEC): Pass mdspr2 to the assembler.
8828 * config/mips/mips-dspr2.md: New file.
8830 2007-03-09 Sa Liu <saliu@de.ibm.com>
8832 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8834 2007-03-09 Ian Lance Taylor <iant@google.com>
8836 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8837 argument) like -Wstrict-overflow=2.
8838 * doc/invoke.texi (Warning Options): Update documentation.
8840 2007-03-09 Dirk Mueller <dmueller@suse.de>
8843 * doc/invoke.texi (-Wlogical-op): Document.
8844 * common.opt (-Wlogical-op): New.
8845 * c-common.h (warn_logical_operator): Declare.
8846 * c-common.c (warn_logical_operator): Define.
8847 * c-typeck.c (parser_build_binary_op): Call
8848 warn_logical_operator.
8850 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8852 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8853 * final.c (final_scan_insn): Test for non-"" file name.
8855 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8857 * doc/loop.texi: Document the Omega linear constraints solver.
8858 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8859 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8860 omega-hash-table-size, omega-max-keys, and
8861 omega-eliminate-redundant-constraints.
8862 * tree-pass.h (pass_check_data_deps): Declared.
8865 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8866 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8867 pass_check_data_deps): New.
8868 * tree-data-ref.c (init_data_ref): Remove declaration.
8869 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8870 (analyze_array): Renamed init_array_ref, move up initializations.
8871 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8872 Removed arguments that are set to NULL.
8873 (analyze_indirect_ref): Correct indentation, correct call to
8875 (object_analysis): Call init_array_ref instead of analyze_array.
8876 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
8877 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
8878 of DR_ACCESS_FNS_ADDR.
8879 (init_omega_eq_with_af, omega_extract_distance_vectors,
8880 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
8881 ddr_consistent_p): New.
8882 (compute_affine_dependence): Check consistency of ddrs when
8883 flag_check_data_deps is passed.
8884 (analyze_all_data_dependences): Uncomment.
8885 (tree_check_data_deps): New.
8886 * tree-data-ref.h: Include omega.h.
8887 (DR_ACCESS_FNS_ADDR): Removed.
8888 (data_dependence_relation): Add inner_loop.
8889 (DDR_INNER_LOOP): New.
8890 * common.opt (fcheck-data-deps): New.
8891 * tree-flow.h (tree_check_data_deps): Declare.
8892 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8893 (OBJS-common): Depend on omega.o.
8895 * passes.c (pass_check_data_deps): Scheduled.
8896 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
8897 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
8898 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
8899 PARAM_VECT_MAX_VERSION_CHECKS,
8900 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
8902 2007-03-09 Richard Guenther <rguenther@suse.de>
8904 PR tree-optimization/30904
8906 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
8907 the same way as *_DIV_EXPR.
8909 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8911 * recog.c (decode_asm_operands): No mixed declarations and code.
8913 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8915 * rtl.def (ASM_INPUT): Add location.
8916 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
8917 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
8918 (decode_asm_operands): Add loc operand.
8919 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
8920 * stmt.c (expand_asm): Rename to...
8921 (expand_asm_loc): ... this. Add locus argument. Pass it on to
8922 gen_rtx_ASM_INPUT_loc.
8923 (expand_asm_expr): Adjust.
8924 * recog.c (decode_asm_operands): Add loc operand.
8925 (check_asm_operands, extract_insn): Adjust.
8926 * reload1.c (maybe_fix_stack_asms): Likewise.
8927 * final.c (asm_insn_count): Likewise.
8928 (final_scan_insn): Output # line before and after asm.
8930 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
8932 * tree-ssa-structalias.c (variable_info): Remove
8934 (new_var_info): Ditto.
8935 (shared_bitmap_info_t): New structure.
8936 (shared_bitmap_table): New variable.
8937 (shared_bitmap_hash): New function.
8938 (shared_bitmap_eq): Ditto
8939 (shared_bitmap_lookup): Ditto.
8940 (shared_bitmap_add): Ditto.
8941 (merge_smts_into): Change to take bitmap directly.
8942 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
8943 (init_alias_vars): Init shared bitmap hashtable.
8944 (delete_points_to_sets): Delete shared bitmap hashtable.
8945 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
8946 is_aliased removal as a change that was still necessary was
8949 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
8951 * config/i386/i386.h (override_options): Conditionally disable
8952 x86_sahf for 64bit targets only.
8954 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8957 * c-decl.c (merge_decls): Don't call make_var_volatile.
8958 * varasm.c (make_var_volatile): Remove.
8959 * output.h (make_var_volatile): Remove.
8961 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
8963 PR tree-optimization/31085
8964 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
8966 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8968 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
8969 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
8970 ATTR_CONST_NOTHROW_LIST.
8972 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8975 2007-03-08 Diego Novillo <dnovillo@redhat.com>
8977 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
8979 2007-03-08 Geoffrey Keating <geoffk@apple.com>
8982 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
8984 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
8985 passed, use shared libgcc.
8987 2007-03-08 Roger Sayle <roger@eyesopen.com>
8989 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
8990 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8991 (honor_protect_cleanup_actions, lower_try_finally_switch):
8993 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
8994 ifc_temp_var): Likewise.
8995 * tree-inline.c (setup_one_parameter): Likewise.
8996 * tree-mudflap.c (mf_decl_cache_locals,
8997 mf_build_check_statement_for): Likewise.
8998 * tree-nested.c (init_tmp_var, save_tmp_var,
8999 finalize_nesting_tree_1): Likewise.
9000 * tree-outof-ssa.c (insert_copy_on_edge,
9001 insert_backedge_copies): Likewise.
9002 * tree-profile.c (tree_gen_edge_profiler,
9003 tree_gen_ic_profiler): Likewise.
9004 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9005 * tree-sra.c (sra_build_assignment): Likewise.
9006 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9007 * tree-ssa-math-opts.c (insert_reciprocals,
9008 execute_cse_sincos_1): Likewise.
9009 * tree-tailcall.c (adjust_accumulator_values,
9010 adjust_return_value): Likewise.
9011 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9012 * tree-vect-transform.c (vect_create_data_ref_ptr,
9013 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9014 vect_create_epilog_for_reduction, vectorizable_reduction,
9015 vectorizable_call, vectorizable_conversion,
9016 vectorizable_assignment, vectorizable_operation,
9017 vectorizable_type_demotion, vect_gen_widened_results_half,
9018 vect_permute_store_chain, vectorizable_store,
9019 vect_setup_realignment, vect_permute_load_chain,
9020 vectorizable_load, vectorizable_condition,
9021 vect_create_cond_for_align_checks): Likewise.
9022 * tree-vrp.c (build_assert_expr_for): Likewise.
9024 2007-03-08 Ian Lance Taylor <iant@google.com>
9026 * tree-vrp.c: Include "intl.h".
9027 (usable_range_p): New static function.
9028 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9029 overflowed values, juts set *strict_overflow_p.
9030 (compare_values): Only return -2 if one of the operands is not a
9032 (compare_ranges): Call usable_range_p.
9033 (compare_range_with_value): Likewise.
9034 (vrp_evaluate_conditional_warnv): Rename from
9035 vrp_evaluate_conditional. Make static. Change all callers.
9036 (vrp_evaluate_conditional): New function.
9037 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9039 (simplify_abs_using_ranges): Likewise.
9040 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9041 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9042 within_stmt parameter.
9043 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9044 vrp_evaluate_conditional.
9045 * tree-ssa-threadedge.c
9046 (record_temporary_equivalences_from_stmts_at_dest): Change
9047 simplify parameter to take a second tree parameter.
9048 (simplify_control_stmt_condition): Likewise.
9049 (thread_across_edge): Likewise.
9050 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9051 (thread_across_edge): Likewise.
9052 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9054 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9056 * config/i386/i386.h (TARGET_SAHF): New define.
9057 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9058 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9059 (x86_sahf): New global variable.
9060 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9061 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9062 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9063 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9065 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9066 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9067 when expanding fcomi/sahf based tests.
9068 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9069 expanding sahf based alternative. Emit sahf based sequence when
9070 optimizing for code size.
9071 * config/i386/i386.md (x86_sahf_1): Do not disable for
9072 TARGET_64BIT, enable for TARGET_SAHF.
9074 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9076 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9077 spurious whitespace from error message.
9079 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9082 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9084 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9086 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9088 * tree-sra.c (instantiate_element): Propagate disabled warnings
9089 from the element itself to the created variable.
9091 2007-03-07 Richard Henderson <rth@redhat.com>
9094 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9095 silently fix up the stack in the case of a missing register.
9097 2007-03-07 Paul Brook <paul@codesourcery.com>
9099 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9101 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9103 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9105 (phase1_vrs): Use them.
9106 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9107 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9108 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9109 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9110 __gnu_Unwind_Restore_WMMXC if required.
9111 (_Unwind_VRS_Pop): Implement iWMMXt support.
9112 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9113 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9114 gnu_Unwind_Save_WMMXC): Define.
9116 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9118 * config/vxworks.h (vxworks_override_options): Declare.
9119 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9120 * config/vxworks.c: Include target.h and toplev.h.
9121 (vxworks_override_options): New function.
9122 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9124 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9126 * config/s390/s390.c (override_options): Don't emit an error when
9127 -mstack-size is used without providing -mstack-guard.
9128 (s390_emit_prologue): Choose stack_guard value automatically if not
9129 provided via command line.
9130 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9132 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9134 * config/i386/i386.c (output_set_got): Add a GOT initialization
9135 sequence for VxWorks PIC.
9136 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9137 around labels as well as symbols. Use gotoff_operand instead
9138 of local_symbolic_operand.
9139 (legitimize_pic_address): Use gotoff_operand instead of
9140 local_symbolic_operand. Use @GOT accesses for labels as
9142 (ix86_output_addr_diff_elt): Use PC-relative rather than
9143 GP-relative offsets for VxWorks PIC.
9144 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9145 no_new_pseudos. Check whether the returned register is op0.
9146 * config/i386/i386.md (tablejump): Use PC-relative rather than
9147 GP-relative offsets for VxWorks PIC.
9148 * config/i386/predicates.md (gotoff_operand): New predicate.
9150 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9152 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9154 * config/vxworks-dummy.h: New file.
9155 * config/i386/i386.h: Include it.
9157 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9159 * dwarf2out.c (is_inlined_entry_point): New
9160 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9161 DW_AT_ranges if the first subblock is the entry point.
9163 2007-03-06 David Daney <ddaney@avtrex.com>
9165 * doc/install.texi (mips-*-*): Change recommended binutils
9168 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9170 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9171 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9173 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9174 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9176 2007-03-06 Jan Hubicka <jh@suse.cz>
9178 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9179 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9181 (probably_cold_bb_p): Cold functions are cold.
9182 (probably_never_executed_bb_p): Cold functions are cold.
9183 (tree_bb_level_predictions): Predict calls to cold functions as not
9185 (compute_function_frequency): Check hot/cold attributes.
9186 * function.h (function_frequency): Update comments.
9187 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9188 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9189 (c_common_att): Add cold and hot.
9191 * doc/extend.texi (hot,cold attributes): Document.
9193 2007-03-06 Andrew Haley <aph@redhat.com>
9195 * function.c (expand_function_end): Move blockage to just after we
9196 emit the label for the naked return from the function.
9198 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9200 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9203 2007-03-06 Jan Hubicka <jh@suse.cz>
9205 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9206 loaded for constant large models. Non-large 64bit PIC can do.
9207 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9208 * cmodel.h: Add LARGE PIC.
9209 * i386.md (UNSPEC_PLTOFF): New.
9210 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9212 (*call_1_rex64): Disable for large models.
9213 (*call_1_rex64_large): New.
9214 (*call_value_1_rex64): Disable for large models.
9215 (*call_value_1_rex64_large): New.
9216 (set_rip_rex4): New.
9217 (set_got_offset_rex64): New.
9218 * predicates.md (constant_call_address_operand): For large model
9219 constant calls are not possible.
9220 * i386-protos.h (construct_plt_address): Declare.
9221 * i386.c (override_options): Accept large models.
9222 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9223 (legitimate_constant_p): Add new UNSPECs.
9224 (legitimate_pic_operand_p): Likewise.
9225 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9226 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9228 (output_pic_addr_const): Add PLTOFF.
9229 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9230 (ix86_expand_move): Legitimize pic address when in PIC mode.
9231 (construct_plt_address): New function.
9232 (ix86_expand_call): Offload the address to register and use GOT pointer
9234 * invoke.texi (mcmodel=large): Update documentation.
9236 2007-03-06 Richard Henderson <rth@redhat.com>
9238 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9239 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9240 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9241 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9242 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9243 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9244 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9245 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9246 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9247 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9248 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9249 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9250 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9251 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9252 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9253 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9254 x86_schedule, x86_use_bt, x86_pad_returns,
9255 x86_use_xchgb): Merge into ...
9256 (ix86_tune_features): ... here. New array.
9257 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9258 x86_bswap): Merge into ...
9259 (ix86_arch_features): ... here. New array.
9260 (x86_3dnow_a): Remove.
9261 (x86_accumulate_outgoing_args): Make static.
9262 (x86_arch_always_fancy_math_387): Make static.
9263 (ix86_tune_mask, ix86_arch_mask): Move ...
9264 (override_options): ... to local variables here. Apply the
9265 appropriate mask to each element of ix86_arch_features and
9266 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9267 as were done in the old macros.
9268 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9269 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9270 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9271 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9272 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9273 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9274 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9275 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9276 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9277 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9278 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9279 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9280 x86_accumulate_outgoing_args, x86_prologue_using_move,
9281 x86_epilogue_using_move, x86_decompose_lea,
9282 x86_arch_always_fancy_math_387, x86_shift1,
9283 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9284 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9285 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9286 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9287 x86_use_incdec, x86_pad_returns, x86_bswap,
9288 x86_partial_flag_reg_stall): Remove.
9289 (enum ix86_tune_indices): New.
9290 (ix86_tune_features): New.
9291 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9292 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9293 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9294 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9295 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9296 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9297 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9298 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9299 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9300 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9301 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9302 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9303 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9304 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9305 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9306 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9307 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9308 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9309 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9310 TARGET_EXT_80387_CONSTANTS): Use it.
9311 (enum ix86_arch_indices): New.
9312 (ix86_arch_features): New.
9313 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9314 TARGET_BSWAP): Use it.
9315 (ix86_tune_mask, ix86_arch_mask): Remove.
9317 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9320 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9321 Define using $${sysroot_headers_suffix}.
9322 * configure: Regenerate.
9323 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9324 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9326 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9327 * gcc.c (print_sysroot_headers_suffix): New.
9328 (option_map): Include --print-sysroot-headers-suffix.
9329 (display_help): Mention -print-sysroot-headers-suffix.
9330 (process_command): Handle -print-sysroot-headers-suffix.
9331 (do_spec_1): Append multilib directory to include-fixed path if
9332 sysroot suffixes in use.
9333 (main): Handle -print-sysroot-headers-suffix.
9334 * Makefile.in (start.encap): Don't depend on xlimits.h
9335 (xlimits.h): Remove.
9336 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9337 limits.h for each multilib in fixinc_list.
9338 (fixinc_list, s-fixinc_list): New.
9339 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9340 generate them for each multilib in fixinc_list.
9341 (stmp-fixproto): Use include-fixed. Run fixproto for each
9342 multilib in fixinc_list.
9343 (mostlyclean): Don't remove xlimits.h.
9344 (clean): Remove include-fixed.
9345 (real-install-headers-tar, real-install-headers-cpio,
9346 real-install-headers-cp): Don't copy include, only include-fixed.
9347 (install-mkheaders): Depend on fixinc_list. Don't depend on
9348 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9349 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9350 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9352 2007-03-06 Jan Hubicka <jh@suse.cz>
9354 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9357 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9359 * configure.ac: Allow tm_file to contain build-directory files.
9360 * configure: Regenerate.
9361 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9362 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9363 * config/m68k/print-sysroot-suffix.sh: New file.
9365 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9367 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9368 of pic_offset_table_rtx if reload_completed.
9369 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9370 PIC_OFFSET_TABLE_REGNUM.
9371 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9373 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9374 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9376 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9378 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9379 functions that call eh_return.
9381 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9383 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9384 functions that need a constant pool.
9386 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9389 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9390 (m68k_preferred_reload_class): Likewise.
9391 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9392 (SECONDARY_RELOAD_CLASS): Define.
9393 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9394 (LIMIT_RELOAD_CLASS): Delete.
9395 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9396 registers from storing bytes.
9397 (m68k_secondary_reload_class): New function.
9398 (m68k_preferred_reload_class): Likewise.
9400 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9402 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9404 (m68k_expand_prologue): Likewise.
9406 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9408 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9409 (mips_expand_epilogue): Add a bool parameter.
9410 (m68k_legitimize_sibcall_address): Declare.
9411 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9412 (m68k_expand_epilogue): Add a parameter to select between sibling
9413 and normal epilogues. Only generate a return for the latter.
9414 (m68k_ok_for_sibcall_p): New function.
9415 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9416 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9417 (sibcall_value, *sibcall_value): Likewise.
9418 (*call, *call_value): Require !SIBLING_CALL_P.
9419 (epilogue): Update call to m68k_expand_epilogue.
9420 (sibcall_epilogue): New pattern.
9421 * config/m68k/predicates.md (const_call_operand): Say that this
9422 predicate applies to sibling calls too.
9423 (sibcall_operand): New predicate.
9425 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9427 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9428 alternatives as movsi_cf.
9429 (movsf_cf_hard): Add commentary.
9431 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9432 Richard Sandiford <richard@codesourcery.com>
9434 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9435 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9436 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9437 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9438 as being live on exit from an interrupt function.
9439 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9440 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9441 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9442 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9443 (m68k_interrupt_function_p): Globalize.
9444 (m68k_compute_frame_layout): Remove reverse mask code.
9445 (m68k_emit_movem, m68k_set_frame_related): New functions.
9446 (m68k_output_function_prologue): Delete in favor of...
9447 (m68k_expand_prologue): ...this new function.
9448 (m68k_output_function_epilogue): Delete in favor of...
9449 (m68k_expand_epilogue): ...this new function.
9450 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9452 (print_operand): Handle %?.
9453 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9454 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9455 (prologue, epilogue): New patterns.
9456 (return): Turn into a define_expand.
9457 (*return): New pattern, derived from old "return" pattern. Use rte
9458 rather than rts for interrupt functions. Only use rtd if the pop
9460 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9461 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9462 (link, *link, unlink, *unlink, load_got): Likewise.
9464 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9468 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9469 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9470 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9471 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9472 and m68k_matches_u_p.
9473 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9474 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9475 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9476 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9477 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9478 (REG_STRICT_P): New macro.
9479 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9480 PCREL_GENERAL_OPERAND_OK.
9481 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9482 m68k_legitimate_base_reg_p.
9483 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9484 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9485 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9486 * config/m68k/m68k.c (m68k_address): New structure.
9487 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9488 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9489 (m68k_jump_table_ref_p, m68k_decompose_address)
9490 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9491 (m68k_matches_u_p): New functions.
9492 (print_operand_address): Rewrite to use m68k_decompose_index.
9494 2007-03-05 David Taylor <dtaylor@emc.com>
9496 * gcc.c: Correct copyright date in --version output.
9498 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9500 * pa.md: In unamed move patterns, disparge copies between general
9501 and floating point registers using '?' modifier. Don't include 'f'
9502 constraint for register preferences in DImode, SImode, HImode and
9503 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9504 Remove constraints for copies between general and floating registers
9505 in soft-float DFmode pattern.
9506 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9510 2007-03-05 Mike Stump <mrs@apple.com>
9512 * c-common.c (targetcm): Add.
9513 * c-opts.c (c_common_handle_option): Handle language specific
9515 * opts.c (handle_option): Verify language for target options, if
9517 * opth-gen.awk: Add CL_LANG_ALL.
9518 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9519 (TARGETCM_INITIALIZER): Add.
9520 * target.h (struct gcc_targetcm): Add.
9522 * targhooks.c (default_handle_c_option): Add.
9523 * targhooks.h (default_handle_c_option): Add.
9524 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9526 * config/darwin.opt (iframework): Add.
9527 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9528 * config/darwin-c.c (handle_c_option): Add.
9529 (TARGET_HANDLE_C_OPTION): Add.
9531 * doc/invoke.texi (Darwin Options): Add -iframework.
9533 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9535 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9538 2007-03-05 Ian Lance Taylor <iant@google.com>
9540 * c.opt (fgnu89-inline): New option.
9541 * c-opts.c (c_common_post_options): Set default value for
9543 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9544 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9546 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9547 (grokdeclarator, start_function): Likewise.
9548 * c-cppbuiltin.c (c_cpp_builtins): Define either
9549 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9550 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9551 (C Dialect Options): Document -fgnu89-inline.
9552 * doc/extend.texi (Function Attributes): Explain what the
9553 gnu_inline attribute does.
9554 * doc/cpp.texi (Common Predefined Macros): Document
9555 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9557 2007-03-05 Ian Lance Taylor <iant@google.com>
9559 PR tree-optimization/31034
9560 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9561 half-range if the other side is an overflow infinity.
9563 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9565 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9566 (bfin*-linux-uclibc*): New configuration.
9567 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9569 * config/bfin/linux.h: New file.
9570 * config/bfin/libgcc-bfin.ver: New file.
9571 * config/bfin/t-bfin-uclinux: New file.
9572 * config/bfin/t-bfin-linux: New file.
9573 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9574 (TARGET_OS_CPP_BUILTINS): New macro.
9576 2007-03-05 Richard Guenther <rguenther@suse.de>
9578 * fold-const.c (fold_binary): Remove duplicate folding
9579 of comparison of non-null ADDR_EXPR against null.
9581 2007-03-05 Richard Guenther <rguenther@suse.de>
9582 Dorit Nuzman <dorit@il.ibm.com>
9584 PR tree-optimization/26420
9585 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9586 are no loops in the function. Only print the number of
9587 vectorized loops if it is greater than zero or we are supposed
9588 to print information about unvectorized loops.
9590 2007-03-05 Revital Eres <eres@il.ibm.com>
9592 * gcc.dg/var-expand1.c: New test.
9593 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9594 when an accumulator is expanded.
9596 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9599 * c-common.c (convert_and_check): Don't give warnings for
9600 conversion if 'expr' already overflowed.
9602 2007-03-04 Roger Sayle <roger@eyesopen.com>
9605 * fold-const.c (fold_comparison): Enforce type consistency when
9606 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9608 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9610 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9611 containing a cast to the base of TARGET_MEM_REF.
9613 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9615 * tree.c (tree_contains_struct_check_failed): Remove spurious
9616 whitespace from error message.
9618 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9621 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9622 instead of precision.
9624 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9625 Nathan Sidwell <nathan@codesourcery.com>
9627 * emit-rtl.c (find_auto_inc): New.
9628 (try_split): recreate REG_INC notes,
9629 Use regular for loops rather than whiles.
9631 2007-03-03 Andreas Schwab <schwab@suse.de>
9633 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9634 * configure: Regenerate.
9636 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9638 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9639 flag_rounding_math, not flag_unsafe_math_optimizations.
9641 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9643 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9644 alpha_fold_vector_minmax): Likewise.
9645 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9646 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9648 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9650 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9651 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9652 if the lhs has side-effects.
9653 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9655 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9657 * config/i386/i386.h (TUNEMASK): Remove define.
9658 (ARCHMASK): Remove define.
9659 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9660 Use ix86_arch_mask variable instead of ARCHMASK.
9661 * config/i386/i386.c (override_options): Ditto.
9662 (standard_80387_constant_p): Ditto.
9664 2007-03-02 Ian Lance Taylor <iant@google.com>
9666 Used signed infinities in VRP.
9667 * tree-vrp.c (uses_overflow_infinity): New static function.
9668 (supports_overflow_infinity): New static function.
9669 (make_overflow_infinity): New static function.
9670 (negative_overflow_infinity): New static function.
9671 (positive_overflow_infinity): New static function.
9672 (is_negative_overflow_infinity): New static function.
9673 (is_positive_overflow_infinity): New static function.
9674 (is_overflow_infinity): New static function.
9675 (overflow_infinity_range_p): New static function.
9676 (compare_values_warnv): New function split out of compare_values.
9677 (compare_value): Call it.
9678 (set_value_range_to_nonnegative): Add overflow_infinity
9679 parameter. Change caller.
9680 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9682 (vrp_expr_computes_nonzero): Likewise.
9683 (compare_ranges, compare_range_with_value): Likewise.
9684 (compare_name_with_value, compare_names): Likewise.
9685 (vrp_evaluate_conditional): Likewise.
9686 (set_value_range): Handle infinity
9687 (vrp_operand_equal_p, operand_less_p): Likewise.
9688 (extract_range_from_assert): Likewise.
9689 (vrp_int_const_binop): Likewise.
9690 (extract_range_from_binary_expr): Likewise.
9691 (extract_range_from_unary_expr): Likewise.
9692 (extract_range_from_comparison): Likewise.
9693 (extract_range_from_expr): Likewise.
9694 (dump_value_range): Likewise.
9695 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9696 (test_for_singularity): Likewise.
9697 (vrp_int_const_binop): Remove inline qualifier.
9698 (adjust_range_with_scev): Add comment.
9699 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9701 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9703 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9704 (get_constraint_for): Likewise.
9705 (do_structure_copy): Likewise.
9706 (find_func_aliases): Fix references to MODIFY_EXPR.
9707 (intra_create_variable_infos): Tidy.
9708 * tree-ssa-operands.c (add_virtual_operand): Add argument
9710 When adding members of alias sets, if IS_CALL_SITE is true and
9711 the symbol is not call-clobbered, skip it.
9714 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9716 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9717 entry by means of emit_insn_at_entry.
9719 2007-03-02 Richard Henderson <rth@redhat.com>
9721 * expr.h (promoted_input_arg): Remove decl.
9722 * function.c (promoted_input_arg): Merge into ...
9723 * combine.c (setup_incoming_promotions): ... only caller.
9724 Rearrange to avoid double loop.
9726 2007-03-02 Ben Elliston <bje@au.ibm.com>
9727 Peter Bergner <bergner@vnet.ibm.com>
9728 Janis Johnson <janis187@us.ibm.com>
9730 * config/rs6000/dfp.md: New file.
9731 * config/rs6000/rs6000.md: Include dfp.md.
9732 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9733 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9734 and TDmode decimal float modes in FP registers.
9735 (num_insns_constant): Likewise.
9736 (rs6000_legitimate_offset_address_p): Likewise.
9737 (rs6000_legitimize_address): Likewise.
9738 (rs6000_legitimize_reload_address): Likewise.
9739 (rs6000_legitimate_address): Likewise.
9740 (rs6000_emit_move): Likewise.
9741 (function_arg_boundary): Likewise.
9742 (function_arg_advance): Likewise.
9743 (rs6000_darwin64_record_arg_recurse): Likewise.
9744 (function_arg): Likewise.
9745 (rs6000_gimplify_va_arg): Likewise.
9746 (rs6000_split_multireg_move): Likewise.
9747 (rs6000_output_function_epilogue): Likewise.
9748 (rs6000_output_function_epilogue): Likewise.
9749 (rs6000_register_move_cost): Likewise.
9750 (rs6000_function_value): Likewise.
9751 (rs6000_libcall_value): Likewise.
9753 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9755 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9757 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9759 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9760 Use $MULTIDIR to choose between the kernel and RTP headers,
9761 and use $WIND_BASE and $WIND_USR to locate them.
9763 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9765 * config/i386/i386.c (override_options): Put initialization of
9766 ix86_tune_mask and ix86_arch_mask to the correct place.
9768 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9769 Michael Meissner <michael.meissner@amd.com>
9772 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9774 (TARGET_CMOVE): Use ARCHMASK.
9775 (TARGET_CMPXCHG): Ditto.
9776 (TARGET_CMPXCHG8B): Ditto.
9777 (TARGET_XADD): Ditto.
9778 (TARGET_BSWAP): Ditto.
9779 * config/i386/i386.c (ix86_tune_mask): New global variable.
9780 (ix86_arch_mask): Ditto.
9781 (override_options): Initialize ix86_tune_mask and
9782 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9785 2007-03-02 Ben Elliston <bje@au.ibm.com>
9788 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9790 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9792 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9793 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9794 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9795 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9797 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9798 rs6000_init_dwarf_reg_sizes_extra): New.
9799 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9800 SPE register high parts.
9802 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9804 * Makefile.in: Add install-pdf target as
9805 copied from automake v1.10 rules.
9806 * configure.ac: Add install-pdf to target list.
9807 * configure: Regenerate.
9809 2007-03-01 Paul Brook <paul@codesourcery.com>
9811 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9812 modes to LDRD for DImode.
9813 (output_move_double): Fixup out of range ldrd/strd.
9814 (vfp_secondary_reload_class): Rename...
9815 (coproc_secondary_reload_class): ... to this. Add wb argument.
9816 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9817 coproc_secondary_reload_class for CLASS_IWMMXT.
9818 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9819 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9821 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9823 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9824 factor by the estimated number of iterations.
9825 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9828 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9829 decode_caches_intel, detect_caches_intel): New functions.
9830 (host_detect_local_cpu): Use detect_caches_amd and
9831 detect_caches_intel.
9833 2007-03-01 Richard Henderson <rth@redhat.com>
9835 * expr.c (emit_move_complex_push): Export.
9836 (emit_move_complex_parts): Split out from ...
9837 (emit_move_complex): ... here.
9838 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9839 * config/i386/i386.md (movcdi): New.
9841 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9843 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9844 size of mode1 to check for tieable modes in MMX case.
9846 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9848 * Makefile.in (rtlanal.o): Depend on tree.h.
9849 * rtl.h (offset_within_section_p, split_const): Declare.
9850 * rtlanal.c: Include tree.h.
9851 (offset_within_block_p): New function, taken from
9852 mips_offset_within_object_p.
9853 (split_const): New function, taken from mips_split_const.
9854 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9856 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9857 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9858 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9859 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9860 (m68k_illegitimate_symbolic_constant_p): New function.
9861 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9862 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9863 symbolic constant that might be outside the symbol's section,
9864 move the symbol first and then add the offset.
9865 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9867 * config/mips/mips.c (mips_split_const): Delete.
9868 (mips_offset_within_object_p): Delete.
9869 (mips_symbolic_constant_p): Use offset_within_section_p and
9870 split_const instead of mips_offset_within_object_p and
9872 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9873 (mips_legitimize_const_move, print_operand_reloc)
9874 (mips_dangerous_for_la25_p): Use split_const instead of
9877 2007-02-28 Eric Christopher <echristo@apple.com>
9879 * Makefile.in (install-include-dir): Don't rm -rf include.
9881 2007-02-28 Richard Guenther <rguenther@suse.de>
9884 * fold-const.c (fold_binary): Do not associate expressions
9885 with more than one variable for integer types that do not wrap.
9887 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9889 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9890 Delete, and replace with...
9891 (fold_builtin_call_array): This. Update callers to use it.
9892 * fold-const.c (fold_build_call_list): Delete, and replace with...
9893 (fold_build_call_array): This.
9894 (fold_build_call_list_initializer): Delete, and replace with...
9895 (fold_build_call_array_initializer): This.
9896 * tree.h: Update declarations to reflect above changes.
9898 * c-typeck.c (build_function_call): Store converted arguments
9899 in a stack-allocated array instead of building a list.
9900 (convert_arguments): Store arguments in the array passed in as an
9901 argument, and return the actual number of arguments.
9902 * c-format.c: (check_function_format): Pass arguments in an
9903 array instead of a list.
9904 * c-common.c (check_function_nonnull): Likewise.
9905 (check_function_sentinel): Likewise.
9906 (check_function_arguments): Likewise.
9907 * c-common.h: Update declarations to reflect above changes.
9909 2007-02-28 Jan Hubicka <jh@suse.cz>
9911 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
9912 PRED_NEGATIVE_RETURN): Update outcomes.
9914 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
9916 * calls.c (emit_library_call_value_1): Handle partial registers
9917 correctly when building up CALL_INSN_FUNCTION_USAGE.
9919 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9921 * pa/predicates.md (move_src_operand): Allow zero for mode.
9922 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
9925 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
9928 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
9929 *movv2df_internal): Enable pattern only for valid operand
9931 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
9932 tie only 128bit modes. For MMX registers, tie only 64bit modes.
9934 2007-02-27 Mike Stump <mrs@apple.com>
9936 * config/darwin-crt3.c: Avoid compilation when compiling for a
9939 2007-02-27 Joseph Myers <joseph@codesourcery.com>
9941 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
9943 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
9944 for fixed headers and limits.h.
9945 (install-include-dir, install-headers-tar, install-headers-cpio,
9946 install-headers-cp, real-install-headers-tar,
9947 real-install-headers-cpio, real-install-headers-cp): Handle
9948 include-fixed as well as include.
9949 (install-mkheaders): Don't install files that go only in include
9951 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
9952 from GCC_INCLUDE_DIR.
9953 * gcc.c (process_command): Remove special -BstageN/ handling.
9954 (do_spec_1): Add include-fixed directories.
9956 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9958 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
9960 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
9962 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
9965 2007-02-27 Mark Mitchell <mark@codesourcery.com>
9967 * c-common.c (get_priority): Add check for
9968 SUPPORTS_INIT_PRIORITY.
9970 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9972 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
9974 * config/bfin/bfin.c: Include "cfglayout.h".
9975 (MAX_LSETUP_DISTANCE): New macro.
9976 (struct loop_info): New members incoming, incoming_src and
9977 incoming_dest. Delete member predecessor.
9978 (length_for_loop): New function.
9979 (bfin_optimize_loop): Handle more different loop structures.
9980 (bfin_discover_loop): Rework detection of predecessor blocks by
9981 examining incoming edges.
9982 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
9984 (bfin_reorder_loops): New function.
9985 (bfin_reorg_loops): Use these three new functions.
9987 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
9988 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
9989 (CONSTRAINT_LEN): Add entry for 'q'.
9990 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
9991 Add 'q' constraints.
9992 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
9993 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
9995 * config/bfin/bfin.md (add_with_carry): New pattern.
9996 (s_or_u, su_optab, su_modifier): New code macros/attrs.
9997 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
9998 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
9999 support unsigned multiplies too. Removed incorrect commutativity from
10000 operand 1 constraint where appropriate.
10001 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10003 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10004 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10006 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10007 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10008 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10009 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10010 usmulhisi_hh_huh): New patterns.
10012 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10013 lshifthi3): Fix output template to use half reg for operand 2.
10015 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10018 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10020 2007-02-27 Andreas Schwab <schwab@suse.de>
10022 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10024 2007-02-27 Jan Hubicka <jh@suse.cz>
10026 * predict.c (last_basic_block_p): Remove.
10027 (tree_estimate_probability): Update return heuristic for commonized
10030 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10032 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10034 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10036 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10037 * doc/cpp.texi: Standardize title page.
10038 * doc/cppinternals.texi: Likewise.
10039 * doc/gcc.texi: Standardize title page, remove version number
10040 from copyright page.
10041 * doc/gccint.texi: Likewise.
10042 * doc/install.texi: Standardize title page, add table of
10045 2007-02-26 Jan Hubicka <jh@suse.cz>
10047 * predict.def: Set outcomes according to more recent results.
10048 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10049 Remove dead predictors.
10050 * predict.c (return_prediction): Fix pasto.
10052 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10054 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10055 change; avoid a memory leak when returning early.
10057 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10059 * c-decl.c (static_ctors): Move to c-common.c.
10060 (static_dtors): Likewise.
10061 (finish_function): Use c_record_cdtor_fn.
10062 (build_cdtor): Move to c-common.c.
10063 (c_write_global_declarations): Use c_build_cdtor_fns.
10064 * c-common.h (static_ctors): Declare.
10065 (static_dtors): Likewise.
10066 (c_record_cdtor_fn): Likewise.
10067 (c_build_cdtor_fns): Likewise.
10068 * c-common.c (static_ctors): New variable.
10069 (static_dtors): Likewise.
10070 (c_record_cdtor_fn): New function.
10071 (build_cdtor): Move from c-decl.c
10072 (c_build_cdtor_fns): New function.
10074 * output.h (assemble_addr_to_section): Declare.
10075 (get_cdtor_priority_section): Likewise.
10076 * varasm.c (assemble_addr_to_section): New function.
10077 (get_cdtor_priority_section): Likewise.
10078 (default_named_section_asm_out_destructor): Use them.
10079 (destor_dtor_section_asm_out_destructor): Likewise.
10080 (default_named_section_asm_out_constructor): Likewise.
10081 (default_ctor_section_asm_out_constructor): Likewise.
10082 * config.gcc (*-*-vxworks*): Include vxworks.o.
10083 * config/t-vxworks (vxworks.o): New target.
10084 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10085 (TARGET_ASM_CONSTRUCTOR): Define.
10086 (TARGET_ASM_DESTRUCTOR): Likewise.
10087 (vxworks_asm_out_constructor): Declare.
10088 (vxworks_asm_out_destructor): Likewise.
10090 * c-common.c (get_priority): Check that we have not just an
10091 INTEGER_CST, but an integer constant with integeral type.
10093 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10095 PR tree-optimization/30938
10096 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10097 use &dt[nargs-1] instead of &dt[nargs] in the call to
10098 vect_is_simple_use().
10100 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10102 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10103 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10104 Do not attempt to handle MEM inside auto-inc expressions.
10105 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10106 of a register modified by an auto-inc expression. However, do handle
10107 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10108 (elimination_effects): Prohibit elimination of a register modified
10109 by an auto-inc expression. Disable register elimination rules whose
10110 target register is modified by an auto-inc expression with variable
10113 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10115 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10117 (array_at_struct_end_p): New function.
10118 (idx_infer_loop_bounds): Use it.
10119 (estimate_numbers_of_iterations_loop): Export.
10120 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10121 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10122 (tree_estimate_probability): Call record_loop_exits.
10123 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10124 (estimated_loop_iterations, estimated_loop_iterations_int,
10125 estimated_loop_iterations_tree): New functions.
10126 (analyze_siv_subscript_cst_affine,
10127 compute_overlap_steps_for_affine_1_2,
10128 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10129 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10130 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10131 (PRED_LOOP_ITERATIONS_GUESSED): New.
10132 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10133 * cfgloop.h (estimate_numbers_of_iterations_loop,
10134 estimated_loop_iterations_int): Declare.
10136 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10138 * doc/extend.texi: Document optional priority argument to
10139 constructors and destructors.
10140 * tree.c (init_priority_for_decl): Adjust GTY markers.
10141 (init_ttree): Use priority-info hash functions for
10142 init_priority_for_decl.
10143 (tree_map_eq): Rename to ...
10144 (tree_map_base_eq): ... this.
10145 (tree_map_marked_p): Rename to ...
10146 (tree_map_base_marked_p): ... this.
10147 (tree_map_base_hash): New function.
10148 (decl_init_priority_lookup): Rework.
10149 (decl_fini_priority_lookup): New function.
10150 (decl_priority_info): New function.
10151 (decl_init_priority_insert): Use it.
10152 (decl_fini_priority_insert): Likewise.
10153 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10155 (decl_restrict_base_insert): Likewise.
10156 (decl_debug_expr_insert): Likewise.
10157 (decl_value_expr_lookup): Likewise.
10158 (decl_value_expr_insert): Likewise.
10159 * tree.h (priority_type): New type.
10160 (decl_init_priority_lookup): Use priority_type.
10161 (decl_fini_priority_lookup): New function.
10162 (decl_init_priority_insert): Use priority_type.
10163 (decl_fini_priority_insert): New function.
10164 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10165 (DECL_INIT_PRIORITY): Likewise.
10166 (SET_DECL_INIT_PRIORITY): Add comment.
10167 (DECL_FINI_PRIORITY): New macro.
10168 (SET_DECL_FINI_PRIORITY): Likewise.
10169 (DEFAULT_INIT_PRIORITY): Document.
10170 (MAX_INIT_PRIORITY): Likewise.
10171 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10172 (tree_map_base): New type.
10173 (tree_map_base_eq): New function.
10174 (tree_map_base_hash): Likewise.
10175 (tree_map_base_marked_p): Likewise.
10176 (tree_map): Inherit from tree_map_base.
10177 (tree_map_eq): Make it a macro.
10178 (tree_map_marked_p): Likewise.
10179 (tree_int_map): Inherit from tree_map_base.
10180 (tree_int_map_eq): Make it a macro.
10181 (tree_int_map_hash): Likewise.
10182 (tree_int_map_marked_p): Likewise.
10183 (tree_priority_map): New type.
10184 (tree_priority_map_eq): New macro.
10185 (tree_priority_map_hash): Likewise.
10186 (tree_priority_map_marked_p): Likewise.
10187 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10189 (emutls_common_1): Likewise.
10190 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10191 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10192 of tree_map hierarchy.
10193 * tree-cfg.c (move_stmt_r): Likewise.
10194 (new_label_mapper): Likewise.
10195 * c-tree.h (c_expand_body): Move to ...
10196 * c-common.h (c_expand_body): ... here.
10197 * c-decl.c (c_expand_body): Move to ...
10198 * c-common.c (c_expand_body): ... here.
10199 (c_common_attribute_table): Allow 1 argument for the constructor
10200 and destructor attributes.
10201 (get_priority): New function.
10202 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10203 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10205 2007-02-24 Jan Hubicka <jh@suse.cz>
10207 PR middle-end/30509
10208 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10210 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10211 Jan Hubicka <jh@suse.cz>
10214 * i386.c (counter_mode): New function.
10215 (expand_set_or_movmem_via_loop): Use it.
10216 (expand_movmem_epilogue): Likewise; fix pasto.
10217 (ix86_expand_movmem): Do emit guard even for constant counts.
10218 (ix86_expand_setmem): Likewise.
10220 2007-02-25 Nick Clifton <nickc@redhat.com>
10222 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10223 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10225 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10228 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10229 count argument with 0x10, not with 0x16.
10230 (expand_setmem_epilogue): Ditto.
10232 2007-02-24 Mike Stump <mrs@apple.com>
10234 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10237 2007-02-24 Richard Guenther <rguenther@suse.de>
10239 PR middle-end/30951
10240 * fold-const.c (fold_binary): Fold x +- CST op x for
10241 EQ_EXPR and NE_EXPR.
10243 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10245 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10247 2007-02-24 Jan Hubicka <jh@suse.cz>
10249 * cgraphunit.c (decide_is_function_needed): Honor
10250 -fkeep-inline-functions.
10252 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10254 * builtins.c (fold_builtin_modf): New.
10255 (fold_builtin_2): Use it.
10257 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10259 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10260 (determine_max_iter): Take additional LOOP arg; all callers changed.
10261 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10262 one using simplifications.
10263 (simplify_using_initial_values): Return if the expression becomes
10264 invalid due to altered regs.
10266 2007-02-23 DJ Delorie <dj@redhat.com>
10268 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10270 2007-02-23 Mike Stump <mrs@apple.com>
10272 * tlink.c (scan_linker_output): Parse linker messages from
10273 darwin9's linker better.
10275 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10278 * varpool.c (varpool_assemble_pending_decls): Set
10279 varpool_last_needed_node to null.
10281 2007-02-23 DJ Delorie <dj@redhat.com>
10283 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10284 alignment bigger than the object file can handle.
10286 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10289 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10290 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10291 (*movsf_1): Penalize MMX moves.
10293 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10295 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10296 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10298 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10300 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10302 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10303 (fold_builtin_1): Use them.
10304 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10305 BUILT_IN_SIGNIFICAND.
10307 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10309 * config/i386/i386.c (bdesc_1arg): Initialize
10310 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10311 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10312 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10313 and IX86_BUILTIN_MOVSLDUP.
10315 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10317 PR rtl-optimization/30841
10318 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10320 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10322 * builtins.c (fold_builtin_frexp): New.
10323 (fold_builtin_2): Use it.
10325 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10327 * doc/invoke.texi (Spec Files): Document getenv spec function.
10329 * gcc.c (getenv_spec_function): New function.
10330 (static_spec_functions): Add it.
10331 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10332 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10335 2007-02-22 Michael Matz <matz@suse.de
10338 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10339 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10341 2007-02-22 Ian Lance Taylor <iant@google.com>
10344 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10345 (mem_loc_descriptor): Call it.
10347 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10348 Ira Rosen <irar@il.ibm.com>
10350 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10352 2007-02-22 Ira Rosen <irar@il.ibm.com>
10354 PR tree-optimization/30843
10355 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10356 stores only after all the group is vectorized.
10358 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10360 PR tree-optimization/30858
10361 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10362 in the reduction cycle have a single use in the loop.
10363 * tree-vectorizer.h (relevant): Add documentation.
10365 2007-02-20 Mike Stump <mrs@apple.com>
10367 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10368 * configure: Regenerate.
10370 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10372 Change the defaults of some parameters and options.
10373 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10374 * config/spu/spu.c (spu_optimization_options): Add.
10375 (spu_override_options): Change params in spu_optimization_options.
10376 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10378 Register 127 is only 16 byte aligned when used as a frame pointer.
10379 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10380 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10381 HARD_FRAME_POINTER_REGNUM.
10382 (spu_legitimate_address): Use regno_aligned_for_reload.
10383 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10384 aligned when frame_pointer_needed is true.
10385 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10387 * config/spu/spu.h (INIT_EXPANDERS): Define.
10389 Make sure shift and rotate instructions have valid immediate operands.
10390 * config/spu/predicates.md (spu_shift_operand): Remove.
10391 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10392 * config/spu/constraints.md (W, O): Extend range.
10393 * config/spu/spu.md (umask, nmask): Define.
10394 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10395 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10396 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10397 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10398 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10399 (lshr<mode>3_reg): Fix rtl description.
10401 Make sure mulhisi immediate operands are valid.
10402 * config/spu/predicates.md (imm_K_operand): Add.
10403 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10405 Generate constants using fsmbi and andi.
10406 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10407 (print_operand, spu_split_immediate, classify_immediate,
10408 fsmbi_const_p): Handle IC_FSMBI2.
10410 Correctly handle a CONST_VECTOR containing symbols.
10411 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10412 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10413 (immediate_load_p): Allow symbols that use 2 instructions to create.
10414 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10415 with symbols when flag_pic is set.
10416 (const_vector_immediate_p): New.
10417 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10418 accept a CONST_VECTOR with symbols.
10419 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10420 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10422 * config/spu/spu.md (high, low): Delete.
10423 (low_<mode>): Define.
10425 Remove INTRmode and INTR_REGNUM, which didn't work.
10426 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10428 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10429 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10430 peephole2 pattern): Don't use INTR or 131.
10431 (movintrcc): Delete.
10432 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10433 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10434 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10435 (UNSPEC_SET_INTR): Add.
10436 * config/spu/spu-modes.def (INTR): Remove.
10438 More accurate warnings about run-time relocations.
10439 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10441 Correctly warn about immediate arguments to specific intrinsics.
10442 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10443 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10444 the instruction predicate.
10446 Fix tree check errors with latest update.
10447 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10449 (spu_expand_builtin): Use CALL_EXPR_FN.
10451 Add missing specific intrinsics.
10452 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10454 * config/spu/spu_internals.h: Ditto.
10456 Fix incorrect operand modifiers.
10457 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10458 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10460 Optimize one case of zero_extend of a vec_select.
10461 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10463 Accept any immediate for hbr.
10464 * config/spu/spu.md (hbr): Change s constraints to i.
10466 2007-02-21 Paul Brook <paul@codesourcery.com>
10468 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10469 condexec_count when skipping USE and CLOBBER.
10471 2007-02-21 Nick Clifton <nickc@redhat.com>
10473 * common.opt (Warray-bounds): Add Warning attribute.
10474 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10476 (fsized-zeroes): Add Optimization attribute.
10477 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10478 * c.opt (Wc++0x-compat): Add Warning attribute.
10480 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10482 PR middle-end/30761
10483 * reload1.c (eliminate_regs_in_insn): In the single_set special
10484 case, attempt to re-recognize the insn before falling back to
10485 having reload fix it up.
10487 2007-02-20 Eric Christopher <echristo@gmail.com>
10489 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10490 Rewrite accordingly.
10491 (frv_read_iacc_argument): Ditto.
10492 (frv_expand_set_builtin): Take a call instead of arglist, update for
10494 (frv_expand_unop_builtin): Ditto.
10495 (frv_expand_binop_builtin): Ditto.
10496 (frv_expand_cut_builtin): Ditto.
10497 (frv_expand_binopimm_builtin): Ditto.
10498 (frv_expand_voidbinop_builtin): Ditto.
10499 (frv_expand_int_void2arg): Ditto.
10500 (frv_expand_prefetches): Ditto.
10501 (frv_expand_voidtriop_builtin): Ditto.
10502 (frv_expand_voidaccop_builtin): Ditto.
10503 (frv_expand_load_builtin): Ditto.
10504 (frv_expand_store_builtin): Ditto.
10505 (frv_expand_mdpackh_builtin): Ditto.
10506 (frv_expand_mclracc_builtin): Ditto.
10507 (frv_expand_mrdacc_builtin): Ditto.
10508 (frv_expand_mwtacc_builtin): Ditto.
10509 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10512 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10514 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10515 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10517 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10518 point instructions.
10519 * configure: Regenerate.
10520 * config.in: Regenerate.
10521 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10522 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10523 masks to power6 and power6x and to POWERPC_MASKS.
10524 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10526 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10527 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10528 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10529 Access PROTOTYPE as variable, not mask.
10531 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10533 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10534 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10535 * combine.c (adjust_for_new_dest): Use it.
10536 * postreload.c (reload_combine): Likewise.
10538 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10540 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10541 notes on an insn with multiple sets, even if single_set returns
10542 non-NULL for that insn.
10544 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10546 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10547 scalbn and scalbln.
10549 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10551 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10552 if user didn't pass it.
10553 * config/i386/darwin.h (CC1_SPEC): Likewise.
10554 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10555 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10556 -mmacosx-version-min.
10558 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10559 Uros Bizjak <ubizjak@gmail.com>
10561 * optabs.h (enum optab_index): Add new OTI_scalb.
10562 (scalb_optab): Define corresponding macro.
10563 * optabs.c (init_optabs): Initialize scalb_optab.
10564 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10566 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10567 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10568 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10569 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10570 flag_unsafe_math_optimizations is set.
10572 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10573 to implement scalbf, scalb and scalbl built-ins as inline x87
10576 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10577 DJ Delorie <dj@redhat.com>
10580 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10581 (diagnostic_report_diagnostic): ... here, and turn them into real
10582 errors. If warnings are inhibited, no need to do anything.
10584 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10586 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10587 better code generation.
10589 2007-02-20 Ben Elliston <bje@au.ibm.com>
10591 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10593 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10595 * config/alpha/alpha.c, config/alpha/alpha.md,
10596 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10597 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10598 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10599 config/arm/lib1funcs.asm: Follow spelling conventions.
10601 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10602 config/fr30/fr30.md, config/i386/i386.h,
10603 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10604 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10605 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10606 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10607 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10608 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10609 config/sparc/sparc.c, config/sparc/sparc.h,
10610 config/sparc/sparc.md, config/spu/constraints.md,
10611 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10614 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10617 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10620 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10622 * doc/invoke.texi (-ftree-lrs): Remove.
10624 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10626 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10629 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10631 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10632 new CALL_EXPR_FN macro for retrieving the function
10633 declaration of the input expression.
10635 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10637 * c.opt (Waddress): New.
10638 * common.opt (Walways-true): Delete.
10639 (Wstring-literal-comparison): Delete.
10640 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10641 -Wstring-literal-comparison. Add -Waddress.
10643 (Walways-true): Delete.
10644 (Wstring-literal-comparison): Delete.
10645 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10646 consistently instead of -Walways-true in example.
10647 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10648 * c-typeck.c (parser_build_binary_op): Replace
10649 -Wstring-literal-comparison and -Walways-true with -Waddress.
10650 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10653 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10655 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10656 without DECL_STRUCT_FUNCTION initialized.
10658 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10660 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10661 due to calls to functions taking pointers as parameters.
10663 2007-02-19 Richard Henderson <rth@redhat.com>
10666 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10669 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10671 * config/s390/s390.c (s390_call_saved_register_used,
10672 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10673 accessed to the new scheme.
10675 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10677 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10678 (cris_print_index, cris_print_operand, cris_print_operand_address)
10679 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10680 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10681 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10682 GET_CODE () == xxx.
10683 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10684 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10685 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10686 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10687 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10688 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10689 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10690 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10691 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10692 (uminsi3, call, call_value): Ditto.
10693 (define_split: indir_to_reg_split, unnamed): Ditto.
10695 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10697 PR tree-optimization/30975
10698 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10701 2007-02-18 Eric Christopher <echristo@gmail.com>
10703 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10704 Remove use of arglist.
10705 (mips_expand_builtin): Remove use of arglist, pass in expr.
10706 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10707 (mips_expand_builtin_movtf): Ditto.
10708 (mips_expand_builtin_compare): Ditto.
10710 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10712 * tree-sra.c (sra_build_assignment): Replace assertion
10713 checking with a comment explaining why it can't be done.
10715 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10717 PR middle-end/30833
10718 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10719 during CALL_EXPR representation conversion.
10720 * tree-ssa-propagate.c (set_rhs): Likewise.
10722 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10724 * tree-sra.c (sra_build_assignment): Disable assertion checking
10727 2007-02-18 Roger Sayle <roger@eyesopen.com>
10729 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10730 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10731 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10733 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10734 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10735 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10736 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10737 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10738 force_gimple_operand): Likewise.
10739 * ipa-cp.c (constant_val_insert): Likewise.
10740 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10741 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10742 perfect_nestify): Likewise.
10743 * langhooks.c (lhd_omp_assignment): Likewise.
10744 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10745 lower_copyprivate_clauses, lower_send_clauses,
10746 lower_send_shared_vars, expand_parallel_call,
10747 expand_omp_for_generic, expand_omp_for_static_nochunk,
10748 expand_omp_for_static_chunk, expand_omp_sections,
10749 lower_omp_single_copy, lower_omp_for_lastprivate,
10750 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10751 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10752 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10755 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10757 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10758 config/sh/sh.md: Follow spelling conventions.
10760 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10761 config/frv/predicates.md: Follow spelling conventions.
10763 * config/m68k/linux-unwind.h: Fix a comment typo.
10764 * target.h: Follow spelling conventions.
10766 2007-02-18 Roger Sayle <roger@eyesopen.com>
10768 PR rtl-optimization/28173
10769 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10770 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10771 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10772 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10773 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10775 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10777 * builtins.c (fold_builtin_load_exponent): New.
10778 (fold_builtin_2): Use it.
10780 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10782 PR rtl-optimization/30773
10783 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10784 if we fail to attach a REG_EQUIV note.
10786 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10787 Roger Sayle <roger@eyesopen.com>
10789 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10791 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10793 * calls.c (initialize_argument_information): Pass original EXP
10794 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10795 code to split complex arguments here, as part of initializing the
10797 (expand_call): Remove code that builds a list of arguments and
10798 inserts implicit arguments into it. Instead, just count how many
10799 implicit arguments there will be so we can determine the size of
10800 the ARGS array, and let initialize_argument_information do the work.
10801 (split_complex_values): Delete unused function.
10803 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10805 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10807 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10809 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10810 for arg pointer based indexed addressing.
10812 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10814 * config/ia64/ia64.h, config/ia64/ia64.md,
10815 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10816 spelling conventions.
10818 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10820 * config/m68k/m68k.c (split_di): New.
10821 * config/m68k/m68k-protos.h: Declare split_di.
10822 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10823 Improve predicate handling and split constant shifts.
10825 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10827 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10828 parameter for register bitfield operations, general predicates
10831 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10833 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10834 * config/m68k/linux-unwind.h: New file.
10836 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10838 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10839 config/i386/athlon.md, config/ia64/ia64.md,
10840 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10841 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10842 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10843 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10844 tree-vect-transform.c: Fix comment typos.
10846 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10848 * sched-deps.c (find_insn_list): Remove.
10849 * sched-int.h: Remove the prototype for find_insn_list.
10851 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10853 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10855 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10856 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10857 darwin_rs6000_override_options.
10858 (C_COMMON_OVERRIDE_OPTIONS): Expect
10859 darwin_macosx_version_min to be non-NULL always.
10860 (TARGET_C99_FUNCTIONS): Likewise.
10861 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10862 (DARWIN_MINVERSION_SPEC): New.
10863 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10864 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10866 (DARWIN_MINVERSION_SPEC): New.
10867 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10869 * config/darwin-c.c (darwin_cpp_builtins): Expect
10870 darwin_macosx_version_min to be non-NULL always.
10872 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10874 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
10876 * config/i386/i386.h (x86_use_xchgb): New.
10877 (TARGET_USE_XCHGB): New macro.
10878 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
10879 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
10880 Split after reload into bswaphi for shifts of 8.
10881 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
10882 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
10883 or when optimizing for size.
10885 2007-02-16 Richard Guenther <rguenther@suse.de>
10886 Christian Bruel <christian.bruel@st.com>
10888 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10889 DECLs but prefer SSA_NAMEs over DECLs.
10891 2007-02-16 Richard Guenther <rguenther@suse.de>
10893 * tree-flow-inline.h (single_imm_use_p): Remove.
10894 (zero_imm_uses_p): Likewise.
10895 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
10896 instead of single_imm_use_p.
10897 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
10900 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10903 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
10904 nested double- and backquotes.
10906 2007-02-15 Roger Sayle <roger@eyesopen.com>
10908 PR middle-end/30391
10909 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
10910 should be unreachable.
10911 (build2_stat): Allow construction of MODIFY_EXPR at any time.
10912 For the time being redirect GIMPLE_MODIFY_STMT to the new
10913 (renamed) build_gimple_modify_stmt_stat.
10914 (build2_gimple_stat): Rename to...
10915 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
10916 Always build a GIMPLE_MODIFY_STMT node.
10917 * tree.h (build2_gimple, build2_gimple_stat): Delete.
10918 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
10921 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
10922 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
10923 * tree-complex.c (set_component_ssa_name, expand_complex_move,
10924 expand_complex_div_wide): Likewise.
10925 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10926 * tree-ssa-loop-im.c (schedule_sm): Likewise.
10927 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
10928 * tree-ssa-loop-manip.c (create_iv): Likewise.
10929 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
10930 abs_replacement): Likewise.
10931 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
10932 realify_fake_stores): Likewise.
10934 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
10935 node rather than a GIMPLE_MODIFY_STMT node.
10936 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
10937 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
10939 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
10940 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
10941 GIMPLE_MODIFY_STMT.
10943 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10945 PR middle-end/30433
10946 * fold-const.c (fold_comparison): Add back the
10947 folding of constant complex comparisions.
10949 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10951 PR middle-end/30729
10952 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
10953 effects unknown to this function, return early.
10955 2007-02-15 Ian Lance Taylor <iant@google.com>
10957 * lower-subreg.c (move_eh_region_note): New static function.
10958 (resolve_simple_move): Call it.
10959 (decompose_multiword_subregs): Track blocks for which we resolve a
10960 simple move which is also a control flow insn. Pass them to
10961 find_many_sub_basic_blocks.
10962 (pass_lower_subreg): Add TODO_verify_flow.
10963 (pass_lower_subreg2): Likewise.
10965 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10966 Brooks Moses <brooks.moses@codesourcery.com>
10967 Lee Millward <lee.millward@codesourcery.com>
10969 * tree.h (enum tree_code_class): Add tcc_vl_exp.
10970 (VL_EXP_CLASS_P): New.
10971 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
10973 (TREE_OPERAND_CHECK_CODE): Likewise.
10974 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
10975 (TREE_RTL_OPERAND_CHECK): Likewise.
10976 (tree_operand_check_failed): Make second parameter the whole tree
10977 instead of its code. Fixed callers.
10978 (VL_EXP_CHECK): New.
10979 (TREE_OPERAND_LENGTH): New.
10980 (VL_EXP_OPERAND_LENGTH): New.
10981 (CALL_EXPR_FN): New.
10982 (CALL_EXPR_STATIC_CHAIN): New.
10983 (CALL_EXPR_ARGS): New.
10984 (CALL_EXPR_ARG): New.
10985 (call_expr_nargs): New.
10986 (CALL_EXPR_ARGP): New.
10987 (build_nt_call_list): Declare.
10988 (build_vl_exp_stat): Declare.
10989 (build_vl_exp): New.
10990 (build_call_list): Declare.
10991 (build_call_nary): Declare.
10992 (build_call_valist): Declare.
10993 (build_call_array): Declare.
10994 (call_expr_arg): Declare.
10995 (call_expr_argp): Declare.
10996 (call_expr_arglist): Declare.
10997 (fold_build_call_list): Declare.
10998 (fold_build_call_list_initializer): Declare.
10999 (fold_call_expr): Declare to replace fold_builtin.
11000 (fold_builtin_fputs): Update to agree with modified definition.
11001 (fold_builtin_strcpy): Likewise.
11002 (fold_builtin_strncpy): Likewise.
11003 (fold_builtin_memory_chk): Likewise.
11004 (fold_builtin_stxcpy_chk): Likewise.
11005 (fold_builtin_strncpy_chk): Likewise.
11006 (fold_builtin_next_arg): Likewise.
11007 (fold_build_call_expr): Declare.
11008 (fold_builtin_call_list): Declare.
11009 (fold_builtin_call_valist): Declare.
11010 (build_call_expr): Declare.
11011 (validate_arglist): Update to agree with modified definition.
11012 (tree_operand_length): New.
11013 (call_expr_arg_iterator): New.
11014 (init_call_expr_arg_iterator): New.
11015 (next_call_expr_arg): New.
11016 (first_call_expr_arg): New.
11017 (more_call_expr_args_p): New.
11018 (FOR_EACH_CALL_EXPR_ARG): New.
11020 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11021 and tcc_gimple_stmt.
11022 (tree_code_size): Update documentation. Use sizeof (tree) rather
11023 than sizeof (char *).
11024 (tree_size): Likewise. Add case for tcc_vl_exp.
11025 (tree_node_structure): Add case for tcc_vl_exp.
11026 (contains_placeholder_p): Likewise.
11027 (substitute_in_expr): Likewise.
11028 (substitute_placeholder_in_expr): Likewise.
11029 (stabilize_reference_1): Likewise.
11030 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11031 to diagnose breakage of this interface for constructing CALL_EXPRs.
11032 (build_nt): Add similar assertion here.
11033 (build_nt_call_list): New.
11034 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11035 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11037 (get_callee_fndecl): Use new CALL_EXPR accessors.
11038 (tree_operand_check_failed): Change parameters to pass entire node
11039 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11040 (process_call_operands): New.
11041 (build_vl_exp_stat): New.
11042 (build_call_list): New.
11043 (build_call_nary): New.
11044 (build_call_valist): New.
11045 (build_call_array): New.
11046 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11047 (call_expr_arglist): New.
11049 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11050 tcc_vl_exp instead of a fixed-size tcc_expression.
11052 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11053 accessors for CALL_EXPRs.
11054 (AGGR_INIT_EXPR): Likewise.
11056 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11057 Brooks Moses <brooks.moses@codesourcery.com>
11058 Lee Millward <lee.millward@codesourcery.com>
11060 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11061 (expand_builtin_nonlocal_goto): Change parameter to be entire
11062 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11063 (expand_builtin_prefetch): Likewise.
11064 (expand_builtin_classify_type): Likewise.
11065 (mathfn_built_in): Return NULL_TREE instead of 0.
11066 (expand_errno_check): Use new CALL_EXPR accessors.
11067 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11068 Return NULL_RTX instead of 0.
11069 (expand_builtin_mathfn_2): Likewise.
11070 (expand_builtin_mathfn_3): Likewise.
11071 (expand_builtin_interclass_mathfn): Likewise.
11072 (expand_builtin_sincos): Likewise.
11073 (expand_builtin_cexpi): Likewise.
11074 (expand_builtin_int_roundingfn): Likewise.
11075 (expand_builtin_int_roundingfn_2): Likewise.
11076 (expand_builtin_pow): Likewise.
11077 (expand_builtin_powi): Likewise.
11078 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11079 of arglist, fixing callers appropriately. Use new CALL_EXPR
11080 accessors and constructors. Return NULL_RTX instead of 0.
11081 (expand_builtin_strstr): Likewise.
11082 (expand_builtin_strchr): Likewise.
11083 (expand_builtin_strrchr): Likewise.
11084 (expand_builtin_strpbrk): Likewise.
11085 (expand_builtin_memcpy): Likewise.
11086 (expand_builtin_mempcpy): Likewise.
11087 (expand_builtin_mempcpy_args): New.
11088 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11089 (expand_builtin_memmove_args): New.
11090 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11091 (expand_movstr): Likewise.
11092 (expand_builtin_strcpy): Likewise.
11093 (expand_builtin_strcpy_args): New.
11094 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11095 (expand_builtin_strncpy): Likewise.
11096 (expand_builtin_memset): Likewise.
11097 (expand_builtin_memset_args): New.
11098 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11099 (expand_builtin_memcmp): Likewise.
11100 (expand_builtin_strcmp): Likewise.
11101 (expand_builtin_strncmp): Likewise.
11102 (expand_builtin_strcat): Likewise.
11103 (expand_builtin_strncat): Likewise.
11104 (expand_builtin_strspn): Likewise.
11105 (expand_builtin_strcspn): Likewise.
11106 (expand_builtin_args_info): Likewise.
11107 (expand_builtin_va_start): Likewise.
11108 (gimplify_va_arg_expr): Likewise.
11109 (expand_builtin_va_end): Likewise.
11110 (expand_builtin_va_copy): Likewise.
11111 (expand_builtin_frame_address): Likewise.
11112 (expand_builtin_alloca): Likewise.
11113 (expand_builtin_bswap): Likewise.
11114 (expand_builtin_unop): Likewise.
11115 (expand_builtin_fputs): Likewise.
11116 (expand_builtin_expect): Likewise.
11117 (expand_builtin_fabs): Likewise.
11118 (expand_builtin_copysign): Likewise.
11119 (expand_builtin_printf): Likewise.
11120 (expand_builtin_fprintf): Likewise.
11121 (expand_builtin_sprintf): Likewise.
11122 (expand_builtin_init_trampoline): Likewise.
11123 (expand_builtin_signbit): Likewise.
11124 (expand_builtin_fork_or_exec): Likewise.
11125 (expand_builtin_sync_operation): Likewise.
11126 (expand_builtin_compare_and_swap): Likewise.
11127 (expand_builtin_lock_test_and_set): Likewise.
11128 (expand_builtin_lock_release): Likewise.
11129 (expand_builtin): Likewise.
11130 (builtin_mathfn_code): Likewise.
11132 (fold_builtin_constant_p): Pass call arguments individually instead
11133 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11134 accessors and constructors. Return NULL_TREE instead of 0.
11135 (fold_builtin_expect): Likewise.
11136 (fold_builtin_classify_type): Likewise.
11137 (fold_builtin_strlen): Likewise.
11138 (fold_builtin_nan): Likewise.
11139 (integer_valued_real_p): Likewise.
11140 (fold_trunc_transparent_mathfn): Likewise.
11141 (fold_fixed_mathfn): Likewise.
11142 (fold_builtin_cabs): Likewise.
11143 (fold_builtin_sqrt): Likewise.
11144 (fold_builtin_cbrt): Likewise.
11145 (fold_builtin_cos): Likewise.
11146 (fold_builtin_cosh): Likewise.
11147 (fold_builtin_tan): Likewise.
11148 (fold_builtin_sincos): Likewise.
11149 (fold_builtin_cexp): Likewise.
11150 (fold_builtin_trunc): Likewise.
11151 (fold_builtin_floor): Likewise.
11152 (fold_builtin_ceil): Likewise.
11153 (fold_builtin_round): Likewise.
11154 (fold_builtin_int_roundingfn): Likewise.
11155 (fold_builtin_bitop): Likewise.
11156 (fold_builtin_bswap): Likewise.
11157 (fold_builtin_logarithm): Likewise.
11158 (fold_builtin_hypot): Likewise.
11159 (fold_builtin_pow): Likewise.
11160 (fold_builtin_powi): Likewise.
11161 (fold_builtin_exponent): Likewise.
11162 (fold_builtin_memset): Likewise.
11163 (fold_builtin_bzero): Likewise.
11164 (fold_builtin_memory_op): Likewise.
11165 (fold_builtin_bcopy): Deleted; call site changed to invoke
11166 fold_builtin_memory_op directly.
11167 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11168 (fold_builtin_strncpy): Likewise.
11169 (fold_builtin_memcmp): Likewise.
11170 (fold_builtin_strcmp): Likewise.
11171 (fold_builtin_strncmp): Likewise.
11172 (fold_builtin_signbit): Likewise.
11173 (fold_builtin_copysign): Likewise.
11174 (fold_builtin_isascii): Likewise.
11175 (fold_builtin_toascii): Likewise.
11176 (fold_builtin_isdigit): Likewise.
11177 (fold_builtin_fabs): Likewise.
11178 (fold_builtin_abs): Likewise.
11179 (fold_builtin_fmin_fmax): Likewise.
11180 (fold_builtin_carg): Likewise.
11181 (fold_builtin_classify): Likewise.
11182 (fold_builtin_unordered_cmp): Likewise.
11184 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11185 New functions split out from fold_builtin_1.
11186 (fold_builtin_n): New.
11187 (fold_builtin_varargs): New.
11188 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11190 (fold_call_expr): New.
11191 (build_function_call_expr): Rewrite to use new helper function.
11192 (fold_builtin_call_list): New.
11193 (build_call_expr): New.
11194 (fold_builtin_call_valist): New.
11195 (rewrite_call_expr): New.
11196 (validate_arg): New.
11197 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11198 of an arglist. Change return type to bool. Use new CALL_EXPR
11201 (fold_builtin_strstr): Pass call arguments individually instead
11202 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11203 accessors and constructors. Return NULL_TREE instead of 0.
11204 (fold_builtin_strchr): Likewise.
11205 (fold_builtin_strrchr): Likewise.
11206 (fold_builtin_strpbrk): Likewise.
11207 (fold_builtin_strcat): Likewise.
11208 (fold_builtin_strncat): Likewise.
11209 (fold_builtin_strspn): Likewise.
11210 (fold_builtin_strcspn): Likewise.
11211 (fold_builtin_fputs): Likewise.
11212 (fold_builtin_next_arg): Likewise.
11213 (fold_builtin_sprintf): Likewise.
11215 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11216 NULL_RTX instead of 0.
11217 (expand_builtin_memory_chk): Likewise.
11218 (maybe_emit_chk_warning): Likewise.
11219 (maybe_emit_sprintf_chk_warning): Likewise.
11221 (fold_builtin_object_size): Pass call arguments individually instead
11222 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11223 accessors and constructors. Return NULL_TREE instead of 0.
11224 (fold_builtin_memory_chk): Likewise.
11225 (fold_builtin_stxcpy_chk): Likewise.
11226 (fold_builtin_strncpy_chk): Likewise.
11227 (fold_builtin_strcat_chk): Likewise.
11228 (fold_builtin_strcat_chk): Likewise.
11229 (fold_builtin_strncat_chk): Likewise.
11230 (fold_builtin_sprintf_chk): Likewise.
11231 (fold_builtin_snprintf_chk): Likewise.
11232 (fold_builtin_printf): Likewise.
11233 (fold_builtin_vprintf): Likewise.
11235 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11237 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11238 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11239 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11240 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11241 (fold_unary): Likewise.
11242 (fold_binary): Likewise.
11243 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11244 ternary expressions.
11245 (fold): Add logic for tcc_vl_exp.
11246 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11247 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11248 (fold_build3_stat): Add assertion to flag broken interface for
11249 constructing CALL_EXPRs.
11250 (fold_build_call_list): New.
11251 (fold_build_call_list_initializer): New.
11252 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11254 (fold_strip_sign_ops): Likewise.
11256 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11257 Brooks Moses <brooks.moses@codesourcery.com>
11258 Lee Millward <lee.millward@codesourcery.com>
11260 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11261 accessors and dump arguments explicitly.
11263 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11265 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11267 (print_call_name): Use new CALL_EXPR accessors.
11269 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11270 CALL_EXPR arguments explicitly instead of as a list. Use
11271 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11273 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11274 (vrp_visit_stmt): Likewise.
11276 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11277 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11279 (force_move_till_expr): Likewise.
11281 * targhooks.c (default_external_stack_protect_fail): Use
11282 build_call_expr instead of build_function_call_expr.
11283 (default_hidden_stack_protect_fail): Likewise.
11285 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11288 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11289 and walk arguments explicitly.
11291 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11292 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11293 (expand_simple_operations): Likewise.
11294 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11296 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11297 of TREE_CODE_LENGTH.
11298 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11300 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11301 instead of TREE_CODE_LENGTH.
11303 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11304 (tree_ic_transform): Likewise.
11305 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11306 parameter instead of arglist. Fix callers.
11307 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11308 (tree_stringops_transform): Likewise.
11309 (tree_indirect_call_to_profile): Likewise.
11310 (tree_stringops_values_to_profile): Likewise.
11312 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11313 (eliminate_tail_call): Likewise.
11315 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11317 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11318 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11320 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11322 * omp-low.c (build_omp_barrier): Use build_call_expr.
11323 (lower_rec_input_clauses): Likewise.
11324 (lower_reduction_clauses): Likewise.
11325 (expand_parallel_call): Likewise.
11326 (maybe_catch_exception): Likewise.
11327 (expand_omp_for_generic): Likewise.
11328 (expand_omp_for_static_nochunk): Likewise.
11329 (expand_omp_sections): Likewise.
11330 (lower_omp_single_simple): Likewise.
11331 (lower_omp_single_copy): Likewise.
11332 (lower_omp_master): Likewise.
11333 (lower_omp_ordered): Likewise.
11334 (lower_omp_critical): Likewise.
11336 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11337 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11339 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11340 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11341 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11343 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11344 and generalize to handle any number of operands.
11345 (chrec_contains_undetermined): Likewise.
11346 (tree_contains_chrecs): Likewise.
11347 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11349 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11351 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11352 fold_call_expr instead of fold_builtin.
11353 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11354 match declarations there.
11355 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11358 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11359 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11361 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11362 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11364 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11367 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11368 (execute_cse_sincos): Use new CALL_EXPR accessors.
11370 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11372 * gimple-low.c (lower_function_body): Use build_call_expr.
11373 (lower_builtin_setjmp): Likewise.
11375 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11376 (set_storage_via_libcall): Likewise.
11377 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11378 instead of TREE_CODE_LENGTH.
11379 (expand_expr_real_1): Use new CALL_EXPR accessors.
11381 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11382 generalize to handle any number of operands.
11383 (TB_parent_eq): Likewise.
11385 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11386 (strip_builtin_expect): Likewise.
11388 * function.c (gimplify_parameters): Use build_call_expr.
11390 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11391 instead of TREE_CODE_LENGTH.
11393 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11394 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11396 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11399 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11400 (gimplify_decl_expr): Likewise.
11401 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11402 Use new CALL_EXPR iterators.
11403 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11404 (gimplify_modify_expr_to_memset): Likewise.
11405 (gimplify_variable_sized_compare): Likewise.
11406 (gimplify_omp_atomic_fetch_op): Likewise.
11407 (gimplify_omp_atomic_pipeline): Likewise.
11408 (gimplify_omp_atomic_mutex): Likewise.
11409 (gimplify_function_tree): Likewise.
11411 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11412 (call_expr_flags): Likewise.
11413 (expand_call): Likewise.
11415 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11416 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11419 * coverage.c (create_coverage): Use build_call_expr.
11421 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11422 (temp_call_expr_obstack): New.
11423 (pool_copy_list): Delete.
11424 (temp_copy_call_expr): New.
11425 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11426 CALL_EXPR accessors. Get rid of special goo for copying argument
11427 lists and use temp_copy_call_expr instead.
11428 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11429 CALL_EXPR accessors.
11430 (create_expression_by_pieces): Likewise. Use build_call_array
11431 to construct the result instead of fold_build3.
11432 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11433 dealing with argument lists.
11434 (init_pre): Remove references to expression_node_pool and
11435 list_node_pool. Init temp_call_expr_obstack instead.
11436 (fini_pre): Remove references to expression_node_pool and
11439 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11440 and walk arguments explicitly instead of as a list.
11442 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11443 (mx_register_decls): Likewise.
11444 (mudflap_register_call): Likewise.
11445 (mudflap_finish_file): Likewise.
11447 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11448 (ipa_callsite_compute_param): Likewise.
11450 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11451 accessors and constructor.
11453 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11454 accessors and constructor.
11455 (convert_tramp_reference): Likewise.
11456 (convert_call_expr): Likewise.
11457 (finalize_nesting_tree_1): Likewise.
11459 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11462 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11464 * tree-inline.c (initialize_inlined_parameters): Pass entire
11465 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11467 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11468 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11470 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11471 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11472 (vectorizable_reduction): Likewise.
11473 (vectorizable_call): Use new CALL_EXPR iterators.
11474 (vectorizable_conversion): Use build_call_expr.
11475 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11476 (vect_gen_widened_results_half): Use build_call_expr.
11477 (vect_setup_realignment): Likewise.
11478 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11480 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11481 (pass_through_call): Likewise.
11482 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11485 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11486 (tree_gen_pow2_profiler): Likewise.
11487 (tree_gen_one_value_profiler): Likewise.
11488 (tree_gen_ic_func_profiler): Likewise.
11489 (tree_gen_average_profiler): Likewise.
11490 (tree_gen_ior_profiler): Likewise.
11492 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11493 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11494 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11496 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11497 of TREE_CODE_LENGTH.
11499 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11500 of TREE_CODE_LENGTH.
11502 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11504 (convert_to_integer): Likewise.
11506 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11509 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11510 Brooks Moses <brooks.moses@codesourcery.com>
11511 Lee Millward <lee.millward@codesourcery.com>
11513 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11515 * config/frv/frv.c (frv_expand_builtin): Likewise.
11516 * config/s390/s390.c (s390_expand_builtin): Likewise.
11518 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11519 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11521 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11522 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11523 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11524 (ix86_expand_store_builtin): Likewise.
11525 (ix86_expand_unop_builtin): Likewise.
11526 (ix86_expand_unop1_builtin): Likewise.
11527 (ix86_expand_sse_compare): Likewise.
11528 (ix86_expand_sse_comi): Likewise.
11529 (ix86_expand_vec_init_builtin): Likewise.
11530 (ix86_expand_vec_ext_builtin): Likewise.
11531 (ix86_expand_vec_set_builtin): Likewise.
11532 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11534 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11535 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11537 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11538 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11539 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11541 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11543 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11544 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11545 arglist. Use new CALL_EXPR accessors. Fix callers.
11546 (altivec_expand_abs_builtin): Likewise.
11547 (rs6000_expand_binop_builtin): Likewise.
11548 (altivec_expand_predicate_builtin): Likewise.
11549 (altivec_expand_lv_builtin): Likewise.
11550 (spe_expand_stv_builtin): Likewise.
11551 (altivec_expand_stv_builtin): Likewise.
11552 (rs6000_expand_ternop_builtin): Likewise.
11553 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11554 (altivec_expand_st_builtin): Likewise.
11555 (altivec_expand_dst_builtin): Likewise.
11556 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11557 arglist. Use new CALL_EXPR accessors. Fix callers.
11558 (altivec_expand_vec_set_builtin): Likewise.
11559 (altivec_expand_vec_ext_builtin): Likewise.
11560 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11561 (spe_expand_builtin): Likewise.
11562 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11563 arglist. Use new CALL_EXPR accessors. Fix callers.
11564 (spe_expand_evsel_builtin): Likewise.
11565 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11566 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11568 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11569 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11570 (arm_expand_unop_builtin): Likewise.
11571 (arm_expand_builtin): Use new CALL_EXPR accessors.
11573 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11576 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11577 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11578 (bfin_expand_unop_builtin): Likewise.
11579 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11581 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11582 Brooks Moses <brooks.moses@codesourcery.com>
11583 Lee Millward <lee.millward@codesourcery.com>
11585 * c-semantics.c (build_stmt): Add internal diagnostic check.
11587 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11588 accessors. Print arguments explicitly instead of as a list.
11590 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11592 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11593 (c_finish_omp_flish): Likewise.
11595 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11596 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11597 instead of TREE_CODE_LENGTH.
11598 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11599 (c_warn_unused_result): Likewise.
11601 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11604 * doc/invoke.texi (Warning Options): Remove
11605 -Werror-implicit-function-declaration.
11606 (Wimplicit-function-declaration): Update description.
11607 * opts.c (common_handle_option): Move handling of -Werror=* to...
11608 (enable_warning_as_error): ...here.
11609 * opts.h (enable_warning_as_error): Declare.
11610 * c-decl.c (implicit_decl_warning): Unless
11611 -Wno-implicit-function-declaration is given, emit a pedwarn if
11612 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11613 * c.opt (Wimplicit-function-declaration): Replace
11614 mesg_implicit_function_declaration with
11615 warn_implicit_function_declaration.
11616 * c-opts.c (c_common_handle_option):
11617 -Werror-implicit-function-declaration is exactly equal as
11618 -Werror=implicit-function-declaration.
11619 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11620 warn_implicit_function_declaration.
11621 (c_common_post_options): -Wimplict-function-declaration is enabled
11622 by default by -std=c99, otherwise is disabled by default.
11623 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11625 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11627 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11628 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11629 former is ignored but not the latter.
11631 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11633 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11634 is made and the reference doesn't use the alias set of its type,
11635 do not create the temporary using that type.
11637 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11639 * jump.c: Remove prototypes for delete_computation and
11640 delete_prior_computation.
11642 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11644 * jump.c (get_label_after): Delete.
11645 (get_label_before, delete_computation, delete_jump,
11646 delete_prior_computation, follow_jumps): Move...
11647 * reorg.c (delete_computation, delete_prior_computation): ... here...
11648 (get_label_before, delete_jump): ... making these static ...
11649 (follow_jumps): ... and simplifying this since it only runs after
11651 * rtl.h (get_label_after, get_label_before, delete_jump,
11652 follow_jumps): Delete prototypes.
11654 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11656 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11658 2007-02-15 Nick Clifton <nickc@redhat.com>
11660 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11661 order to prevent it from being munged by the target.
11663 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11665 * config/i386/i386.md: Remove misleading comment.
11667 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11669 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11670 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11673 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11675 * tree-sra.c (instantiate_missing_elements): Canonicalize
11677 (sra_build_assignment): New.
11678 (generate_copy_inout, generate_element_copy,
11679 generate_element_zero, generate_one_element_init): Use it.
11681 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11683 * tree-sra.c (instantiate_missing_elements): Canonicalize
11685 (sra_build_assignment): New.
11686 (generate_copy_inout, generate_element_copy,
11687 generate_element_zero, generate_one_element_init): Use it.
11689 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11691 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11694 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11696 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11697 types as aggregates not scalars.
11698 * function.c (assign_stack_temp_for_type): Likewise.
11700 2007-02-14 Roger Sayle <roger@eyesopen.com>
11701 Zdenek Dvorak <dvorakz@suse.cz>
11703 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11706 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11708 * passes.c (next_pass_1): Clear the next field of the copied
11711 2007-02-14 Richard Henderson <rth@redhat.com>
11713 * tree-sra.c (early_sra): New.
11714 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11715 (tree_sra_early, pass_sra_early): New.
11716 * tree-pass.h (pass_sra_early): Declare.
11717 * passes.c (init_optimization_passes): Use it.
11719 2007-02-14 Richard Guenther <rguenther@suse.de>
11721 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11723 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11725 PR tree-optimization/30771
11726 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11728 (vect_analyze_operations): Induction phis can now be marked as
11730 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11731 Update documentation accordingly.
11733 2007-02-14 Nick Clifton <nickc@redhat.com>
11735 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11736 most 3 arguments are supported.
11737 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11739 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11741 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11742 Ensure dst->current is valid.
11744 2007-02-13 Paul Brook <paul@codesourcery.com>
11746 * config.gcc: Add arm*-*-uclinux-*eabi.
11747 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11748 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11749 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11750 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11751 (LINK_SPEC): Define.
11752 (LIB_SPEC): Define.
11753 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11755 * config/arm/uclinux-eabi.h: New file.
11756 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11757 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11760 2007-02-13 Ian Lance Taylor <iant@google.com>
11762 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11763 * flags.h (warn_strict_overflow): Declare.
11764 (enum warn_strict_overflow_code): Define.
11765 (issue_strict_overflow_warning): New static inline function.
11766 * opts.c (warn_strict_overflow): New variable.
11767 (common_handle_option): Handle OPT_Wstrict_overflow and
11768 OPT_Wstrict_overflow_.
11769 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11771 * fold-const.c: Include intl.h.
11772 (fold_deferring_overflow_warnings): New static variable.
11773 (fold_deferred_overflow_warning): New static variable.
11774 (fold_deferred_overflow_code): New static variable.
11775 (fold_defer_overflow_warnings): New function.
11776 (fold_undefer_overflow_warnings): New function.
11777 (fold_undefer_and_ignore_overflow_warnings): New function.
11778 (fold_deferring_overflow_warnings_p): New function.
11779 (fold_overflow_warning): New static function.
11780 (make_range): Add strict_overflow_p parameter. Change all
11782 (extract_muldiv, extract_muldiv_1): Likewise.
11783 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11784 tree_expr_nonnegative_p.
11785 (fold_negate_expr): Call fold_overflow_warning.
11786 (fold_range_test): Likewise.
11787 (fold_comparison): Likewise.
11788 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11789 instead of tree_expr_nonnegative_p.
11790 (tree_expr_nonnegative_warnv_p): Rename from
11791 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11792 (tree_expr_nonnegative_p): New function.
11793 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11794 strict_overflow_p parameter.
11795 (tree_expr_nonzero_p): New function.
11796 * passes.c (verify_interpass_invariants): New static function.
11797 (execute_one_pass): Call it.
11798 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11800 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11801 (estimate_numbers_of_iterations): Likewise.
11802 (scev_probably_wraps_p): Likewise.
11803 * tree-ssa-ccp.c: Include "toplev.h".
11804 (evaluate_stmt): Defer fold overflow warnings until we know we are
11806 (struct fold_stmt_r_data): Add stmt field.
11807 (fold_stmt_r): Defer fold overflow warnings until we know we
11809 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11810 (fold_stmt_inplace): Likewise.
11811 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11812 (cleanup_control_expr_graph): Defer fold overflow warnings until
11813 we know we are going to optimize.
11814 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11815 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11817 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11818 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11819 * tree-ssa-loop-manip.c (create_iv): Likewise.
11820 * c-typeck.c (build_conditional_expr): Likewise.
11821 (build_binary_op): Likewise.
11822 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11823 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11824 (extract_range_from_unary_expr): Likewise.
11825 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11826 assuming that signed overflow does not occur.
11827 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11828 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11829 (fold_defer_overflow_warnings): Declare.
11830 (fold_undefer_overflow_warnings): Declare.
11831 (fold_undefer_and_ignore_overflow_warnings): Declare.
11832 (fold_deferring_overflow_warnings_p): Declare.
11833 (tree_expr_nonzero_warnv_p): Declare.
11834 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11835 of warning options.
11836 (Warning Options): Document -Wstrict-overflow.
11837 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11838 (tree-ssa-ccp.o): Likewise.
11839 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11840 (fold-const.o): Depend on intl.h.
11842 2007-02-13 Ian Lance Taylor <iant@google.com>
11844 PR middle-end/30751
11845 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11848 2007-02-13 Stuart Hastings <stuart@apple.com>
11850 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11852 2007-02-13 Richard Henderson <rth@redhat.com>
11854 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11855 handled_component_p before looking for the indirect_ref.
11857 2007-02-13 Richard Henderson <rth@redhat.com>
11859 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11860 remove flags clobber.
11861 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11862 (bswaphi_lowpart): New.
11863 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11864 remove TARGET_BSWAP test. Delete expander of the same name.
11866 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11867 (expand_unop): Use them.
11869 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11871 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11872 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11873 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11874 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
11875 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
11876 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
11877 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
11878 assembler dialect choice from asm templates.
11880 2007-02-12 Richard Henderson <rth@redhat.com>
11882 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
11883 (fixuns_trunc<SSEMODEF>si2): Use it.
11884 * config/i386/sse.md (vec_setv4sf_0): Export.
11885 * config/i386/i386.c (ix86_build_const_vector): Export.
11886 (ix86_split_convert_uns_si_sse): Rename from
11887 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11888 * config/i386/i386-protos.h: Update.
11890 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11893 * c-typeck.c (c_finish_return): Improve warning message.
11895 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11897 * alias.c (find_symbolic_term): Delete unused function.
11899 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
11901 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
11902 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
11903 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
11905 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11907 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
11908 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
11909 the function, temporarily point the debug interface to the null one.
11911 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11913 * dwarf2out.c (round_up_to_align): New static function.
11914 (field_byte_offset): Use it to round the offset.
11916 2007-02-12 Richard Henderson <rth@redhat.com>
11918 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
11919 (inswl_const): Export.
11921 2007-02-12 Richard Henderson <rth@redhat.com>
11923 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
11924 result mode of the libcall, convert back to outmode.
11926 2007-02-12 Roger Sayle <roger@eyesopen.com>
11928 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
11929 (bswapdi2): New define_expand to implement 32-bit implementation.
11931 2007-02-12 Nick Clifton <nickc@redhat.com>
11933 * doc/invoke.texi (Overall Options): Document --help=.
11934 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
11935 (cc1_options): Pass --help= on to cc1.
11936 (display_help): Add description of --help=.
11937 (process_command): Add code to handle --help=. Allow translated
11938 --help and --target-help switches to be passed on to compiler
11940 (main): Remove unused if statement.
11941 * opts.c (columns): Remove.
11942 (LEFT_COLUMN): Define.
11943 (wrap_help): Add columns argument.
11944 (print_filtered_help): Change parameters to be an include bitmask,
11945 an exclude bitmask, an any bitmask and the column width. Move the
11946 code to display the params list here. Add code to display the
11947 status of options rather than their descriptions if the quiet flag
11949 (print_specific_help): Change parameters to be an include bitmask,
11950 an exclude bitmask and an any bitmask. Move code to look up the
11951 column width here. Decide upon the title for an options listing.
11952 (common_handle_options): Add code to handle --help=. Adapt code
11953 for --help and --target-help to use the revised form of the
11954 print_specific_help function.
11955 (print_help): Delete.
11956 (print_param_help): Delete.
11957 (print_switch): Delete.
11958 * opts.h (cl_lang_count): Add prototype.
11959 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
11960 CL_MAX_OPTION_CLASS): New defines.
11961 * optc-gen.awk: Add construction of cl_lang_count.
11962 * c.opt: Add Warning attribute to warning options and Optimization
11963 attribute to optimization options.
11964 * common.opt: Likewise.
11966 Add -fhelp and -ftarget-help as aliases for the transformed --help
11967 and --target-help options.
11968 * opt-functions.awk: Add code to handle Warning and Optimization
11971 2007-02-12 Richard Henderson <rth@redhat.com>
11973 * config/alpha/constraints.md: New file.
11974 * config/alpha/alpha.c: Include tm-constrs.h.
11975 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
11976 alpha_extra_constraint): Remove.
11977 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
11978 * config/alpha/alpha-protos.h: Update.
11979 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
11980 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
11981 (EXTRA_CONSTRAINT): Remove.
11982 * config/alpha/alpha.md: Include constraints.md.
11983 (adddi splitter): Use satisfies_constraint_*.
11984 * config/alpha/predicates.md (add_operand): Likewise.
11985 (sext_add_operand, addition_operation): Likewise.
11987 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
11989 PR tree-optimization/29145
11990 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
11991 in our handling of restrict qualified pointers.
11993 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11996 * doc/invoke.texi (Wunused-value): Update description.
11997 (Wextra): Delete item.
11998 * opts.c (set_Wextra): Don't use the value of Wextra to set the
11999 value of Wunused-value.
12000 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12001 (c_finish_stmt_expr): Don't check extra_warnings.
12002 (emit_side_effect_warnings): The caller is responsible to check
12005 2007-02-11 Roger Sayle <roger@eyesopen.com>
12006 Matt Thomas <matt@3am-software.com>
12008 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12010 2007-02-11 Roger Sayle <roger@eyesopen.com>
12012 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12013 comparisons of POPCOUNT against zero.
12014 (simplify_const_relational_operation): Likewise.
12016 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12018 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12020 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12022 * dwarf2out.c (root_type): Delete unused function.
12024 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12026 * genattrtab.c (contained_in_p): Delete unused function.
12027 (write_expr_attr_cache): Likewise.
12029 2007-02-11 Jan Hubicka <jh@suse.cz>
12031 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12034 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12036 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12037 to add the REG_EQ* note.
12038 * see.c (see_merge_one_use_extension): Likewise.
12039 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12040 turn REG_EQUAL notes into REG_EQUIV notes if the target
12041 register may have more than one set.
12042 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12043 * gcse.c (try_replace_reg): Likewise.
12044 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12045 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12046 more than one REG_EQUIV note.
12047 * reload1.c (gen_reload): Use set_unique_reg_note.
12049 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12051 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12052 (ix86_builtin_conversion): New function.
12054 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12057 * tree.h (DECL_REPLACEABLE_P): New macro.
12058 * except.c (set_nothrow_function_flags): Likewise.
12060 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12061 Ira Rosen <irar@il.ibm.com>
12062 Dorit Nuzman <dorit@il.ibm.com>
12064 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12065 * targhooks.c (default_builtin_vectorized_conversion): New.
12066 * targhooks.h (default_builtin_vectorized_function): New declaration.
12067 * target.h (struct vectorize): Add builtin_conversion field.
12068 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12069 stmt_vec_info_type value.
12070 (vectorizable_conversion): New declaration.
12071 * tree-vect-analyze.c (vect_analyze_operations): Add
12072 vectorizable_conversion call.
12073 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12074 * tree-vect-transform.c (vectorizable_conversion): New function.
12075 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12076 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12078 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12079 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12080 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12081 or ALTIVEC_BUILTIN_VCFSX.
12083 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12086 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12087 CONST_DOUBLE and operand 0 is a hard register.
12088 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12089 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12090 is a hard floating-point register.
12092 2007-02-10 Richard Henderson <rth@redhat.com>
12093 Jakub Jelinek <jakub@redhat.com>
12094 Alexandre Oliva <aoliva@redhat.com>
12096 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12097 * builtin-types.def (BT_WORD): Make unsigned.
12098 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12099 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12100 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12101 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12102 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12103 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12105 * expr.c (emutls_var_address): New.
12106 (expand_expr_real_1): Expand emulated tls.
12107 (expand_expr_addr_expr_1): Likewise.
12108 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12109 * output.h (emutls_finish): Declare.
12110 * toplev.c (compile_file): Call it.
12111 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12112 address before wrapping in CONST.
12113 * varasm.c (emutls_htab, emutls_object_type): New.
12114 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12115 (get_emutls_object_name, get_emutls_object_type): New.
12116 (get_emutls_init_templ_addr, emutls_decl): New.
12117 (emutls_common_1, emutls_finish): New.
12118 (assemble_variable): When emulating tls, swap decls; generate
12119 constructor for the emutls objects.
12120 (do_assemble_alias): When emulating tls, swap decl and target name.
12121 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12123 * varpool.c (decide_is_variable_needed): Look at force_output.
12124 Recurse for emulated tls.
12125 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12126 with decide_is_variable_needed.
12127 * emutls.c: New file.
12128 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12129 tls_object for real tls.
12131 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12133 PR rtl-optimization/29599
12134 * reload1.c (eliminate_regs_in_insn): Take the destination
12135 mode into account when computing the offset.
12137 2007-02-09 Stuart Hastings <stuart@apple.com>
12138 Richard Henderson <rth@redhat.com>
12140 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12141 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12142 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12143 fixuns_truncdfhi2): New.
12144 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12145 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12146 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12147 (floatunssidf2): Allow nonimmediate source.
12148 * config/i386/sse.md (movdi_to_sse): New.
12149 (vec_concatv2di): Drop '*'.
12150 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12151 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12152 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12154 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12155 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12156 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12157 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12158 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12159 ix86_build_const_vector.
12160 (x86_emit_floatuns): Rewrite.
12162 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12164 * genautomata.c (longest_path_length): Delete unused function.
12165 (struct state): Delete unused longest_path_length.
12166 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12167 (get_free_state): Delete unused.
12169 2007-02-09 Jan Hubicka <jh@suse.cz>
12171 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12172 * doc/invoke.texi (inline-unit-growth): Update default value.
12174 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12175 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12176 (rebuild_cgraph_edges): Likewise.
12177 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12178 (dump_cgraph_node): Dump frequencies.
12179 (cgraph_clone_edge): Add frequency scales.
12180 (cgraph_clone_node): Add freuqnecy.
12181 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12182 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12183 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12184 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12185 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12186 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12187 (save_inline_function_body): Likewise.
12188 * ipa-inline.c: inluce rtl.h
12189 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12190 (cgraph_edge_badness): Use frequencies.
12191 (cgraph_decide_recursive_inlining): Update clonning.
12192 (cgraph_decide_inlining_of_small_function): Dump frequency.
12193 * predict.c (estimate_bb_frequencies): Export.
12194 * predict.h (estimate_bb_frequencies): Declare.
12195 * tree-inline.c (copy_bb): Watch overflows.
12196 (expand_call_inline): Update call of cgraph_create_edge.
12197 (optimize_inline_calls): Use TODO flags to update frequnecies.
12198 * passes.h: Include predict.h
12199 (init_optimization_passes): Move profile ahead.
12200 (execute_function_todo): Handle TODO_rebuild_frequencies.
12202 2007-02-09 Roger Sayle <roger@eyesopen.com>
12204 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12205 the insbl or inswl pattern into a register.
12207 2007-02-09 Roger Sayle <roger@eyesopen.com>
12209 * config/ia64/ia64.md (bswapdi2): New define_insn.
12211 2007-02-09 Richard Henderson <rth@redhat.com>
12213 * config/i386/constraints.md (Ym): New constraint.
12214 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12215 (movdi_1_rex64): Split sse and xmm general register moves from
12216 memory move alternatives. Use conditional register constraints.
12217 (movsf_1, movdf_integer): Likewise.
12218 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12219 (movdf_integer_rex64): New.
12220 (pushsf_rex64): Fix output constraints.
12221 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12222 (sse2_stored): Likewise.
12223 (sse2_storeq_rex64): New.
12224 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12225 amd and not generic.
12226 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12227 for optimize_size. Remove SF/DFmode hack.
12229 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12231 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12234 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12235 Richard Sandiford <richard@codesourcery.com>
12237 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12238 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12239 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12240 m68k/t-mlib to tmake_file.
12241 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12242 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12243 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12244 Allow it to be cf or m68k. Set m68k_arch_family. If that
12245 variable is not empty, add t-$m68k_arch_family to tmake_file.
12246 Add t-mlibs to tmake_file.
12247 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12248 * config/m68k/t-cf: New file.
12249 * config/m68k/t-m68k: Likewise.
12250 * config/m68k/t-mlibs: Likewise.
12251 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12252 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12253 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12254 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12255 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12257 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12258 (INSTALL_LIBGCC): Delete.
12259 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12260 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12261 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12262 (M68K_MLIB_CPU): Define.
12263 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12264 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12265 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12267 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12268 Richard Guenther <rguenther@suse.de>
12270 PR middle-end/23361
12271 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12272 against INT_MIN/INT_MAX.
12273 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12274 file if a loop is removed.
12276 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12278 * calls.c (store_one_arg): Pass correct alignment to
12279 emit_push_insn for non-BLKmode values.
12280 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12281 unaligned stack slot via a suitably aligned slot.
12283 2007-02-08 DJ Delorie <dj@redhat.com>
12285 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12287 (legal_subregs): Use unsigned char, make const.
12288 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12290 2007-02-08 Paul Brook <paul@codesourcery.com>
12292 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12293 special interworking needed.
12295 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12297 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12298 conditional to __SSE2__.
12299 (Entries below should have been added to first ChangeLog
12300 entry for amdfam10 dated 2007-02-05)
12301 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12303 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12305 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12308 2007-02-08 DJ Delorie <dj@redhat.com>
12310 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12311 * config/m32c/m32c.c (legal_subregs): New.
12312 (m32c_illegal_subreg_p): New.
12313 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12314 unsupported subregs of hard regs.
12316 2007-02-08 Jan Hubicka <jh@suse.cz>
12318 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12319 the same one; always update histograms.
12321 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12323 * passes.c (init_optimization_passes): Tidy comment.
12325 2007-02-08 Roger Sayle <roger@eyesopen.com>
12327 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12328 strip zero_extend, bswap and rotates from POCOUNT's argument.
12329 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12330 zero_extend and rotates from PARITY's argument.
12331 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12332 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12333 of an integer constant at compile-time.
12335 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12338 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12340 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12343 * tree-ssa-live.c (remove_unused_locals): Do not remove
12344 TREE_ADDRESSABLE variables.
12345 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12346 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12347 FOR_CLOBBER. Update all users.
12348 If VAR has an associated alias set, add a virtual operand for
12349 it if no alias is found to conflict with the memory reference.
12351 2007-02-07 Jan Hubicka <jh@suse.cz>
12352 Robert Kidd <rkidd@crhc.uiuc.edu>
12354 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12356 2007-02-07 Ian Lance Taylor <iant@google.com>
12358 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12360 2007-02-07 Roger Sayle <roger@eyesopen.com>
12362 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12363 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12364 tablejumpdi, movsi_to_cr_one): Remove constraints from
12365 define_expand's match_operands.
12367 2007-02-07 Roger Sayle <roger@eyesopen.com>
12369 * global.c (compute_regsets): Move declatation of "i" inside of
12370 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12372 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12375 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12376 of INDIRECT_REF <RESULT_DECL>.
12378 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12380 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12381 Kaz Kojima <kkojima@gcc.gnu.org>
12384 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12386 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12388 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12390 * doc/loop.texi: Document possibility not to perform disambiguation
12391 of loops with multiple latches.
12392 * cfgloopmanip.c (alp_enum_p): Removed.
12393 (add_loop): Handle subloops. Use get_loop_body_with_size.
12394 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12395 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12396 the new forwarder block.
12397 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12398 Handle the case latch is NULL.
12399 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12400 when marking loop exits.
12401 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12403 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12404 disambiguate_loops_with_multiple_latches.
12405 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12406 before fix_loop_structure.
12407 * cfgloop.c: Include pointer-set.h and output.h.
12408 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12409 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12410 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12411 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12412 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12413 disambiguate_multiple_latches, get_loop_body_with_size,
12414 disambiguate_loops_with_multiple_latches): New functions.
12415 (flow_loop_dump): Dump multiple latch edges.
12416 (flow_loop_nodes_find): Handle loops with multiple latches.
12417 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12418 (glb_enum_p): Modified.
12419 (get_loop_body): Use get_loop_body_with_size.
12420 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12421 (AVOID_CFG_MODIFICATIONS): New constant.
12422 (disambiguate_loops_with_multiple_latches, add_loop,
12423 get_loop_body_with_size): Declare.
12424 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12426 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12428 PR inline-asm/28686
12429 * global.c (compute_regsets): New function.
12430 (global_alloc): Refactored ELIMINABLE_REGSET
12431 and NO_GLOBAL_ALLOC_REGS computation out.
12432 (rest_of_handle_global_alloc): Call compute_regsets()
12433 for non-optimizing case.
12435 2007-02-06 Richard Henderson <rth@redhat.com>
12437 * config/i386/constraints.md (Y2): Rename from Y.
12438 (Yi): New constraint.
12439 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12440 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12441 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12442 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12443 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12444 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12445 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12446 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12447 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12448 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12449 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12450 vec_extractv2si_1): Change Y constraints to Y2.
12451 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12452 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12453 Change Y constraints to Y2.
12454 (sse2_loadld): Change Y constraints to x.
12456 2007-02-06 Roger Sayle <roger@eyesopen.com>
12458 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12459 (parity<mode>2): New define_expand using rs6000_emit_parity.
12460 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12461 rs6000_emit_parity): New functions.
12462 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12463 rs6000_emit_parity): Prototype here.
12465 2007-02-06 Ian Lance Taylor <iant@google.com>
12467 * lower-subreg.c (simple_move_operand): Reject CONST.
12468 (resolve_clobber): Call validate_change rather than directly
12469 assigning to XEXP (pat, 0).
12471 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12473 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12474 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12475 (tree-cfg.o): Remove hashtab.h dependency.
12477 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12478 (struct ivopts_data): Change niters to pointer_map_t.
12479 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12480 (niter_for_exit): Create pointer_map on demand. Change for
12482 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12483 (free_loop_data): Destroy data->niters if created and reset field.
12484 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12485 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12487 * tree-ssa-reassoc.c: Include pointer-set.h.
12488 (bb_rank): Change to long *.
12489 (operand_rank): Change to pointer_map_t.
12490 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12491 (insert_operand_rank): Accept long.
12492 (operand_entry_hash, operand_entry_eq): Remove.
12493 (get_rank): Return long. Adjust for changes above.
12494 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12496 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12498 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12499 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12500 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12502 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12503 directly since it cannot be NULL.
12504 (get_vi_for_tree): Rewrite for pointer_map API.
12505 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12506 (init_alias_vars): Create vi_for_tree as pointer_map.
12507 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12509 * tree-cfg.c: Don't include hashtab.h.
12510 (edge_to_cases): Declare as pointer_map.
12511 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12513 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12514 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12515 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12517 (record_switch_edge): Delete.
12518 (get_cases_for_edge): Adjust for pointer_map API, inline
12519 record_switch_edge (rewritten for new API), remove goto.
12521 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12523 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12524 * tree-nested.c: Include pointer-set.h.
12525 (var_map_elt, var_map_eq, var_map_hash): Delete.
12526 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12527 to pointer_map_t's.
12528 (nesting_info_bitmap_obstack): New.
12529 (lookup_field_for_decl): Adjust for pointer_map API.
12530 (lookup_tramp_for_decl): Adjust for pointer_map API.
12531 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12532 (get_local_debug_decl): Adjust for pointer_map API.
12533 (convert_nl_goto_reference): Adjust for pointer_map API.
12534 (convert_nl_goto_receiver): Adjust for pointer_map API.
12535 (create_nesting_tree): Create outside GGC space. Create bitmap on
12536 the new obstack. Create field_map and var_map as pointer_maps.
12537 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12539 (lower_nested_functions): Move root here, no need to NULL it.
12540 Initialize and release the obstack.
12542 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12544 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12545 Remove prototypes and make them non-static.
12546 (struct tree_int_map): Remove.
12547 * tree.h (struct tree_int_map): Move here, turning TO into an
12549 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12551 * tree.h (TREE_COMPLEXITY): Remove.
12552 (struct tree_exp): Remove complexity field.
12553 * tree.c (build1_stat): Don't set it.
12555 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12556 Victor Kaplansky <victork@il.ibm.com>
12558 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12559 (vect_is_simple_reduction): Support reduction with induction as
12560 one of the operands.
12561 (vect_is_simple_iv_evolution): Fix formatting.
12562 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12563 formatting. Don't mark induction phis for vectorization.
12564 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12565 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12566 (vect_get_vec_def_for_operand): Support induction.
12567 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12569 (vectorizable_reduction): Support reduction with induction as one of
12571 (vectorizable_type_demotion): Use def-type of stmt argument rather
12572 than dummy def-type.
12574 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12575 flag_tree_scev_cprop.
12576 * common.opt (tree-scev-cprop): New flag.
12578 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12579 call to vect_get_new_vect_var.
12581 2007-02-06 Ira Rosen <irar@il.ibm.com>
12583 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12584 vectype is not NULL.
12585 (vect_pattern_recog_1): Likewise.
12587 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12589 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12590 (fold_negate_expr): Likewise.
12592 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12595 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12596 even if cv-qualification is the same.
12598 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12600 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12601 __enable_execute_stack on completion.
12603 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12605 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12606 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12607 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12608 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12609 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12610 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12611 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12612 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12614 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12616 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12617 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12618 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12619 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12620 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12621 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12622 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12623 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12624 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12625 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12626 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12627 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12628 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12629 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12630 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12631 sqrtextenddfxf2_i387): Added amdfam10_decode.
12633 * config/i386/athlon.md (athlon_idirect_amdfam10,
12634 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12635 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12636 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12637 athlon_ivector_store_amdfam10): New define_insn_reservation.
12638 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12641 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12643 * config/i386/athlon.md (athlon_call_amdfam10,
12644 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12645 define_insn_reservation.
12646 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12647 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12648 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12650 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12652 * config/i386/athlon.md (athlon_sseld_amdfam10,
12653 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12654 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12656 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12658 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12659 define_insn_reservation.
12660 * config/i386/i386.md (sseins): Added sseins to define_attr type
12661 and define_attr unit.
12662 * config/i386/sse.md: Set type attribute to sseins for insertq
12665 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12667 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12668 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12669 ssecomi_load_amdfam10, ssecomi_amdfam10,
12670 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12671 define_insn_reservation.
12672 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12674 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12676 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12677 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12678 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12679 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12680 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12681 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12682 define_insn_reservation.
12684 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12685 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12686 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12687 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12688 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12690 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12692 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12693 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12694 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12695 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12696 athlon_ssemul_load_k8): Added amdfam10.
12698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12700 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12701 (x86_sse_unaligned_move_optimal): New variable.
12703 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12705 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12706 for unaligned vector SSE double/single precision loads for AMDFAM10.
12708 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12710 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12711 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12712 Define TARGET_CPU_DEFAULT_amdfam10.
12713 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12714 (processor_type): Add PROCESSOR_AMDFAM10.
12716 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12717 processor_type in config/i386/i386.h.
12718 Enable imul peepholes for TARGET_AMDFAM10.
12720 * config.gcc: Add support for --with-cpu option for amdfam10.
12722 * config/i386/i386.c (amdfam10_cost): New variable.
12723 (m_AMDFAM10): New macro.
12724 (m_ATHLON_K8_AMDFAM10): New macro.
12725 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12726 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12727 x86_promote_QImode, x86_integer_DFmode_moves,
12728 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12729 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12730 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12731 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12732 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12733 Enable/disable for amdfam10.
12734 (override_options): Add amdfam10_cost to processor_target_table.
12735 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12736 processor_alias_table.
12737 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12738 (ix86_adjust_cost): Add code for amdfam10.
12740 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12742 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12743 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12744 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12745 * config/i386/i386.h: Add builtin definition for SSE4A.
12746 * config/i386/i386.md: Add support for ABM instructions
12747 (popcnt and lzcnt).
12748 * config/i386/sse.md: Add support for SSE4A instructions
12749 (movntss, movntsd, extrq, insertq).
12750 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12751 Add -march=amdfam10 flag.
12752 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12753 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12755 * doc/extend.texi: Add documentation for SSE4A builtins.
12757 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12759 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12761 2007-02-05 Richard Guenther <rguenther@suse.de>
12763 * tree-vectorizer.h (vectorizable_function): Add argument type
12764 argument, change return type.
12765 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12766 * tree-vect-transform.c (vectorizable_function): Handle extra
12767 argument, return vectorized function decl.
12768 (build_vectorized_function_call): Remove.
12769 (vectorizable_call): Handle calls with result and argument types
12770 differing. Handle loop vectorization factor correctly.
12771 * targhooks.c (default_builtin_vectorized_function): Adjust for
12773 * targhooks.h (default_builtin_vectorized_function): Likewise.
12774 * target.h (builtin_vectorized_function): Add argument type
12776 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12777 extra argument, allow vectorizing of lrintf.
12778 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12779 documentation of target hook.
12781 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12784 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12785 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12786 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12788 2007-02-05 Roger Sayle <roger@eyesopen.com>
12790 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12791 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12792 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12793 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12794 before canonicalizing sincos to cexpi.
12795 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12797 2007-02-05 Roger Sayle <roger@eyesopen.com>
12799 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12800 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12801 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12803 2007-02-05 Roger Sayle <roger@eyesopen.com>
12805 * mips-tfile.c (initialize_init_file): Correct endianness test.
12807 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12809 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12810 the 'y' constraint.
12812 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12814 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12815 saves in a PARALLEL before the register assignments.
12817 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12819 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12820 DWARF_FRAME_RETURN_COLUMN to be a general register.
12821 * dwarf2out.c (init_return_column_size): New function, split from...
12822 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12823 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12824 to be nongeneral registers.
12825 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12827 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12828 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12830 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12832 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12834 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12836 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12837 (remove_path): Use can_remove_branch_p and remove_branch instead
12838 of loop_delete_branch_edge.
12839 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12840 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12841 Update profile using scale_dominated_blocks_in_loop.
12842 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12843 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12844 (can_remove_branch_p, remove_branch): Declare.
12845 * tree-cfg.c (tree_can_remove_branch_p): New function.
12846 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12847 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12848 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12850 2007-02-05 Jan Hubicka <jh@suse.cz>
12852 PR middle-end/30696
12853 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12854 nodes in cgraph, don't remove offline copy of the function.
12856 2007-02-04 Jan Hubicka <jh@suse.cz>
12858 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12859 vectors might cause maybe_lookup_element_for_expr to be called
12860 on non-sra-candidate.
12862 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12864 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12865 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12866 spelling conventions.
12868 2007-02-04 Richard Guenther <rguenther@suse.de>
12870 PR middle-end/30636
12871 * fold-const.c (try_move_mult_to_index): Make sure to not
12872 overflow one dimension of a multi-dimensional array access.
12874 2007-02-04 Jan Hubicka <jh@suse.cz>
12876 * passes.c (init_optimization_passes): Reindent.
12878 2007-02-04 Jan Hubicka <jh@suse.cz>
12879 Eric Botcazou <ebotcazou@adacore.com>
12881 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
12882 (execute_fixup_cfg): Break out the abnormal goto code.
12883 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
12884 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
12885 (optimize_inline_calls): Call make_nonlocal_label_edges.
12887 2007-02-04 Jan Hubicka <jh@suse.cz>
12889 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12890 true when something was changed.
12891 (rename_ssa_copies): When something was changed, do
12892 TODO_remove_unused_locals.
12893 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12894 add TODO_remove_unused_locals when instruction was removed.
12896 2007-02-04 Jan Hubicka <jh@suse.cz>
12898 * ipa-inline.c (try_inline): Improve debug output; work on already
12900 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
12901 call try_inline for already inlined edges too when flattening;
12902 inline also functions that make callee growth but overall unit size
12905 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12907 * config/m32c/bitops.md, config/m32c/jump.md,
12908 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
12909 config/m32r/m32r.h, config/m32r/m32r.md,
12910 config/m32r/predicates.md, config/m68hc11/larith.asm,
12911 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
12912 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
12913 config/mips/mips-protos.h, config/mips/mips.c,
12914 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
12915 config/mn10300/mn10300.h, config/mn10300/predicates.md,
12916 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
12917 spelling conventions.
12919 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
12920 Follow spelling conventions.
12922 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
12924 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
12925 warn about C++0x compatibility.
12927 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12929 * config/h8300/h8300.c, config/h8300/h8300.h,
12930 config/h8300/h8300.md: Follow spelling conventions.
12932 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
12934 PR middle-end/30667
12935 * combine.c (try_combine): Do not substitute source operand
12936 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
12938 2007-02-03 Jan Hubicka <jh@suse.cz>
12940 PR gcov-profile/30650
12941 * value-prof.c (stringop_block_profile): Fix handling of size counter;
12942 do not divide by zero for never executed counters.
12943 (tree_find_values_to_profile): Fix counters.
12944 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
12946 2007-02-03 Ian Lance Taylor <iant@google.com>
12948 * lower-subreg.c (simple_move_operand): New static function,
12949 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
12951 (simple_move): Call simple_move_operand.
12952 (find_decomposable_subregs): Add special handling of MEMs.
12953 (can_decompose_p): Rename from cannot_decompose_p. Reverse
12954 meaning of return value. If we see a hard register, test whether
12955 it can store a word_mode value. Change all callers.
12957 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12959 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
12960 ftrapv insns and expanders.
12961 (subdi3): Change define_expand operand 1 to arith11_operand, and
12962 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
12963 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
12964 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
12967 PR middle-end/30174
12968 * varasm.c (notice_global_symbol): Treat global objects as weak when
12969 flag_shlib is true.
12971 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12973 * emit-rtl.c (dconstpi): Delete.
12974 (dconstsqrt2): New.
12975 (init_emit_once): Delete dconstpi and init dconstsqrt2.
12976 * real.h (dconstpi): Delete.
12977 (dconstsqrt2): New.
12978 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
12979 (fold_builtin_hypot): Likewise.
12981 2007-02-03 Tom Tromey <tromey@redhat.com>
12984 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
12985 -gcoff3, -gxcoff3, -gvms3 implies -dD.
12987 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
12989 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
12990 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
12991 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
12992 config/rs6000/cell.md, config/rs6000/darwin.h,
12993 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
12994 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
12995 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
12996 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
12997 typos. Follow spelling conventions.
12998 * doc/invoke.texi: Follow spelling conventions.
13000 2007-02-03 Roger Sayle <roger@eyesopen.com>
13002 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13003 canonicalization transformations that attempt to simplify integer
13004 constant comparisons to become comparisons against zero.
13006 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13008 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13010 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13011 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13013 2007-02-02 Mike Stump <mrs@apple.com>
13015 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13016 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13017 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13018 generate a branch island.
13020 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13022 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13023 (xtensa_legitimate_address_p): New.
13024 (xtensa_legitimize_address): New.
13025 (xtensa_output_addr_const_extra): New.
13026 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13028 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13029 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13030 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13031 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13032 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13033 (xtensa_legitimize_address): New.
13034 (xtensa_output_addr_const_extra): New.
13036 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13038 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13040 2007-02-02 Ian Lance Taylor <iant@google.com>
13042 * expmed.c (expand_divmod): Add comment.
13044 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13046 * emit-rtl.c (renumber_insns): Remove.
13047 * flags.h: Remove the extern for flag_renumber_insns.
13048 * rtl.h: Remove the prototype for renumber_insns.
13049 * toplev.c (flag_renumber_insns): Remove.
13051 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13053 Revert for x86 darwin:
13054 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13056 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13057 code before the following patch under TARGET_MACHO.
13058 (ix86_function_value_regno_p): Likewise.
13060 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13062 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13065 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13068 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13069 general or fp registers. Add comments.
13070 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13072 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13074 * pointer-set.c (insert_aux): Only return insertion slot.
13075 (pointer_set_insert): Adjust.
13076 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13077 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13078 pointer_map_traverse): New.
13079 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13080 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13081 pointer_map_contains, pointer_map_traverse): Declare.
13083 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13085 PR middle-end/30473
13086 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13087 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13089 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13091 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13093 (struct _dep): New type.
13094 (dep_t): New typedef.
13095 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13096 (DEP_STATUS): New access macro. The macro with the same name was
13097 renamed to DEP_LINK_STATUS.
13098 (dep_init): Declare function
13100 (struct _dep_link): New type.
13101 (dep_link_t): New typedef.
13102 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13103 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13104 (DEP_LINK_STATUS): New macro.
13105 (debug_dep_links): New debug function.
13107 (struct _deps_list): New type.
13108 (deps_list_t): New typedef.
13109 (DEPS_LIST_FIRST): New access macro.
13110 (FOR_EACH_DEP_LINK): New cycle macro.
13111 (create_deps_list, free_deps_list, delete_deps_list): Declare
13113 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13114 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13115 (copy_deps_list_change_con): Ditto.
13117 (move_dep_link): Declare function.
13119 (struct _dep_node): New type.
13120 (dep_node_t): New typedef.
13121 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13123 (struct haifa_insn_data.back_deps): New field to hold backward
13124 dependencies of the insn.
13125 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13127 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13128 Change its type to deps_list_t.
13129 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13130 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13131 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13133 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13135 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13137 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13139 (dep_cost): Declare.
13141 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13142 (ds_to_dk, dk_to_ds): New functions.
13144 (init_dep_1): New static function.
13145 (init_dep): New function.
13146 (copy_dep): New static function.
13148 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13150 (detach_dep_link): New static function.
13151 (move_dep_link): New function.
13153 (dep_links_consistent_p, dump_dep_links): New static functions.
13154 (debug_dep_links): New debugging function.
13156 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13158 (alloc_deps_list, init_deps_list): New static functions.
13159 (create_deps_list): New function.
13160 (clear_deps_list): New static function.
13161 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13162 (deps_list_consistent_p, dump_deps_list): New static functions.
13163 (debug_deps_list): New function.
13164 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13166 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13168 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13169 use new scheduler dependencies lists.
13170 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13171 (sched_analyze): Ditto. Initialize dependencies lists.
13172 (add_forw_dep, compute_forward_dependences): Update to use new
13173 scheduler dependencies lists.
13175 (init_dependency_caches): Init deps_obstack.
13176 (free_dependency_caches): Free deps_obstack.
13178 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13179 new scheduler dependencies lists.
13180 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13181 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13183 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13184 Update to use new scheduler dependencies lists.
13185 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13186 (debug_dependencies): Ditto.
13187 (schedule_region): Update comments.
13189 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13190 scheduler dependencies lists.
13191 (schedule_ebb): Update comments.
13193 * rtl.def (DEPS_LIST): Remove.
13195 * lists.c (unused_deps_list): Remove.
13196 (free_list): Update assertions.
13198 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13199 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13201 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13202 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13204 * haifa-sched.c (comments): Update.
13205 (insn_cost1): Remove. Inline the code into insn_cost ().
13206 (insn_cost): Update to use new scheduler dependencies lists. Move
13207 processing of the dependency cost to dep_cost ().
13208 (dep_cost): New function. Use it instead of insn_cost () when
13209 evaluating cost of the dependency. Use compatible interface to
13210 interact with the target.
13211 (priority): Update to use new scheduler dependencies lists.
13212 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13213 with greater number of insns that depend on the insn.
13214 (schedule_insn): Update to use new scheduler dependencies lists. Add
13215 code to free backward dependencies lists. Inline and optimize code
13216 from resolve_dep () - see PR28071.
13217 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13218 lists. Update call to targetm.sched.is_costly_dependence hook.
13220 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13221 scheduler dependencies lists.
13223 (resolve_dep): Remove. Move the logic to schedule_insn ().
13224 (init_h_i_d): Initialize dependencies lists.
13226 (process_insn_depend_be_in_spec): Rename to
13227 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13228 dependencies lists.
13229 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13230 Update to use new scheduler dependencies lists.
13231 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13233 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13234 new scheduler dependencies lists.
13235 (build_intra_loop_deps): Ditto.
13237 * target.h (struct _dep): Declare to use in
13238 gcc_target.sched.is_costly_dependence.
13239 (struct gcc_target.sched.adjust_cost): Fix typo.
13240 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13241 single dep_t parameter instead of an equivalent triad.
13242 (struct gcc_target.sched.adjust_cost_2): Remove.
13244 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13246 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13248 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13250 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13252 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13253 (REG_DEP_TRUE): Document.
13255 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13256 Change signature to correspond to the targetm.sched.adjust_cost hook.
13257 Update use in TARGET_SCHED_ADJUST_COST_2.
13258 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13259 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13260 new scheduler dependencies lists.
13261 (ia64_gen_check): Ditto.
13263 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13264 dependencies lists.
13266 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13267 signature to correspond to the targetm.sched.is_costly_dependence hook.
13268 (is_costly_group): Update to use new scheduler dependencies lists.
13270 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13271 instead of INSN_COST () macro.
13273 2007-02-01 Ian Lance Taylor <iant@google.com>
13275 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13277 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13279 * pa.md (tp_load): Correct mfctl instruction syntax.
13281 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13283 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13284 altivec_padding_size calculation on AIX. Improve comment, add
13285 assert to verify that it's right.
13287 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13290 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13292 PR inline-asm/28686
13293 * global.c (global_alloc): Add mising initialization of
13296 2007-02-01 Roger Sayle <roger@eyesopen.com>
13298 * alias.c (init_alias_analysis): Correct whitespace.
13299 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13300 partition_hot_cold_basic_blocks): Likewise.
13301 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13302 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13303 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13304 fold_builtin_snprintf_chk, fold_builtin_printf,
13305 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13306 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13307 * cfgcleanup.c (cleanup_cfg): Likewise.
13308 * cfgexpand.c (tree_expand_cfg): Likewise.
13309 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13310 * function.c (get_next_funcdef_no): Likewise.
13311 * gengtype.c (main): Likewise.
13312 * genmodes.c (main): Likewise.
13313 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13314 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13315 * ifcvt.c (noce_emit_move_insn): Likewise.
13316 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13318 * stor-layout.c (get_best_mode): Likewise.
13319 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13320 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13321 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13322 perform_var_substitution, solve_graph): Likewise.
13323 * tree-vrp.c (vrp_finalize): Likewise.
13325 2007-02-01 Ian Lance Taylor <iant@google.com>
13327 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13328 high part of a paradoxical subreg, return a constant zero.
13330 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13332 * toplev.c (lang_dependent_init): Call init_set_costs.
13333 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13335 2007-02-01 Richard Guenther <rguenther@suse.de>
13337 PR middle-end/30656
13338 * fold-const.c (fold_negate_expr): Allow negating a
13339 constant if overflow does not change.
13341 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13343 * doc/c-tree.texi (Expression trees): Improve markup.
13344 * doc/tm.texi (Register Classes, Addressing Modes)
13345 (Floating Point): Fix spacing after abbreviations. Fix some
13348 2007-02-01 Ben Elliston <bje@au.ibm.com>
13350 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13351 * doc/contrib.texi: Likewise.
13352 * doc/install.texi: Likewise.
13354 2007-01-31 Richard Henderson <rth@redhat.com>
13355 Ian Lance Taylor <iant@google.com>
13357 * lower-subreg.c: New file.
13358 * rtl.def (CONCATN): Define.
13359 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13360 pass_lower_subreg2.
13361 * emit-rtl.c (update_reg_offset): New static function, broken out
13362 of gen_rtx_REG_offset.
13363 (gen_rtx_REG_offset): Call update_reg_offset.
13364 (gen_reg_rtx_offset): New function.
13365 * regclass.c: Revert patch of 2006-03-05, restoring
13367 (clear_reg_info_regno): New function.
13368 * dwarf2out.c (concatn_loc_descriptor): New static function.
13369 (loc_descriptor): Handle CONCATN.
13370 * common.opt (fsplit_wide_types): New option.
13371 * opts.c (decode_options): Set flag_split_wide_types when
13373 * timevar.def (TV_LOWER_SUBREG): Define.
13374 * rtl.h (gen_reg_rtx_offset): Declare.
13375 (reg_scan_update): Declare.
13376 * regs.h (clear_reg_info_regno): Declare.
13377 * tree-pass.h (pass_lower_subreg): Declare.
13378 (pass_lower_subreg2): Declare.
13379 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13380 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13381 -fsplit-wide-types.
13382 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13383 * Makefile.in (OBJS-common): Add lower-subreg.o.
13384 (lower-subreg.o): New target.
13386 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13388 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13390 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13393 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13395 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13397 PR middle-end/29335
13398 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13400 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13402 * cfgloop.h: Include vec-prim.h.
13403 (enum li_flags): Remove LI_ONLY_OLD.
13404 (loop_iterator): Changed.
13405 (fel_next, fel_init): Iterate over loop tree.
13406 (FOR_EACH_LOOP_BREAK): New macro.
13407 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13409 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13410 * modulo-sched.c (sms_schedule): Ditto.
13411 * tree-vectorizer.c (vectorize_loops): Ditto.
13412 * doc/loop.texi: Update information on loop numbering and behavior of
13413 FOR_EACH_LOOP wrto new loops.
13414 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13415 add_to_evolution_1): Test nestedness of loops instead of comparing
13417 * tree-chrec.c (chrec_fold_plus_poly_poly,
13418 chrec_fold_multiply_poly_poly, chrec_evaluate,
13419 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13420 reset_evolution_in_loop): Ditto.
13421 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13423 2007-01-31 Dirk Mueller <dmueller@suse.de>
13425 * c-common.c (warn_about_parentheses): Separate warning about
13426 un-parenthized sequence of comparison operators from the one
13427 which is supposed to warn about x <= y <= z.
13429 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13431 * optabs.h (enum optab_index): Add new OTI_isinf.
13432 (isinf_optab): Define corresponding macro.
13433 * optabs.c (init_optabs): Initialize isinf_optab.
13434 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13436 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13437 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13439 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13440 expand_builtin_interclass_mathfn.
13441 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13442 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13443 (fxam<mode>2_i387): New insn pattern.
13444 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13445 built-in functions as x87 inline asm.
13447 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13449 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13451 2007-01-30 Eric Christopher <echristo@apple.com>
13453 * config.gcc: Add geode.
13455 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13457 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13458 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13459 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13460 value-prof.c: Fix comment typos.
13462 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13465 * doc/invoke.texi (Wpointer-arith): Document warning.
13467 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13469 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13470 the list of discrepancies from the draft TR.
13472 2007-01-30 Dirk Mueller <dmueller@suse.de>
13475 * doc/invoke.texi (-Wreturn-type): Update description to
13476 match new behavior.
13478 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13480 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13482 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13484 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13485 to handle optabs that operate on floating point input argument and
13486 output to integer output.
13487 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13488 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13489 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13490 expand_builtin_interclass_mathfn ().
13491 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13492 (ilogbsi2): Remove.
13493 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13494 ilogbl built-in functions as x87 intrinsics.
13496 2007-01-30 Richard Guenther <rguenther@suse.de>
13498 PR middle-end/27657
13499 * dwarf2out.c (reference_to_unused): Query varpool if the
13500 variable was output.
13502 2007-01-30 Richard Guenther <rguenther@suse.de>
13504 PR middle-end/30313
13505 * passes.c (execute_one_pass): Reset in_gimple_form to not
13506 confuse non-unit-at-a-time mode.
13508 2007-01-29 Roger Sayle <roger@eyesopen.com>
13509 Richard Guenther <rguenther@suse.de>
13511 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13512 avoid undefined behaviour on overflow. Use force_fit_type_double
13513 to construct the constant with the specified TREE_OVERFLOW.
13515 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13517 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13518 * config/dfp-bit.h: Ditto.
13520 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13522 * c-decl.c (pop_scope): Replace warnings with call to
13523 warn_for_unused_label.
13524 * c-common.h (warn_for_unused_label): Declare.
13525 * c-common.c (warn_for_unused_label): Define.
13527 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13529 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13532 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13534 * Makefile.in (USER_H): Remove decfloat.h.
13535 * ginclude/decfloat.h: Delete, moving contents to ...
13536 * ginclude/float.h: Add support for decimal floating point,
13537 guarded by __STDC_WANT_DEC_FP__.
13539 2007-01-29 Mike Stump <mrs@apple.com>
13541 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13542 Analysis and Representation to resolve case insensitive conflict.
13543 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13545 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13547 * tree.h (struct tree_memory_tag): Add aliases member.
13548 (MTAG_ALIASES): New macro.
13549 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13550 (add_may_alias): Remove pointer-set. Update for may_aliases being
13552 (mark_aliases_call_clobbered): Update for may_aliases being a
13554 (compute_tag_properties): Ditto.
13555 (create_partition_for): Ditto.
13556 (compute_memory_partitions): Ditto.
13557 (dump_may_aliases_for): Ditto.
13558 (is_aliased_with): Ditto.
13559 (add_may_alias_for_new_tag): Ditto.
13560 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13561 (compute_is_aliased): New function.
13562 (compute_may_aliases): Call compute_is_aliased).
13563 (init_alias_info): Initialize alias_bitmap_obstack.
13564 (union_alias_set_into): New function.
13565 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13566 (have_common_aliases_p): Rewrite to take two bitmaps and use
13568 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13569 Update for bitmaps.
13570 (finalize_ref_all_pointers): Update for add_may_alias changes.
13571 (new_type_alias): Ditto.
13572 * tree-flow-inline.h (may_aliases): Return a bitmap.
13573 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13574 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13575 may_aliases being a bitmap.
13576 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13577 may_aliases now returns a bitmap.
13578 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13580 * tree-ssa-operands.c (add_virtual_operand): Update for
13581 may_aliases being a bitmap.
13583 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13585 PR tree-optimization/30630
13586 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13587 variable as changed.
13589 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13592 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13593 expanded only once even if an error occurs.
13595 2007-01-29 Ben Elliston <bje@au.ibm.com>
13597 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13598 (__gcov_average_profiler): Likewise.
13599 (__gcov_ior_profiler): Likewise.
13600 (__gcov_merge_ior): Likewise.
13602 2007-01-28 Jan Hubicka <jh@suse.cz>
13604 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13605 * value-prof.c (stringop_block_profile): Likewise.
13607 2007-01-28 Jan Hubicka <jh@suse.cz>
13609 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13610 variant handling histograms; add wrapper.
13611 (clear_storage_via_libcall): Export.
13612 (emit_block_move_hints): Break out from ...; add histograms.
13613 (emit_block_move): ... this one.
13614 (clear_storage_hints): Break out from ...; add histograms.
13615 (clear_storage): ... this one.
13616 (set_storage_via_memset): Handle histogram.
13617 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13618 (clear_storage_hints, clear_storage_via_libcall): Declare.
13619 (set_storage_via_setmem): Update prototype.
13620 * doc/md.texi (movmem, setmem): Document new arguments.
13622 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13624 (stringop_block_profile): New global function.
13625 (tree_stringops_values_to_profile): Profile block size and alignment.
13626 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13628 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13629 (stringop_block_profile): Declare.
13630 * builtins.c: Include value-prof.h.
13631 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13632 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13633 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13634 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13635 * profile.c (instrument_values): Add new counters.
13636 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13638 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13639 (tree_init_edge_profiler): Build new profilers.
13640 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13641 (pass_tree_profile): Add dump.
13642 (tree_profile_hooks): Update.
13643 * Makefile.in (LIBGCOV): Add new constants.
13644 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13645 __gcov_ior_profiler): New.
13646 * i386.md (movmem/setmem expanders): Add new optional arguments.
13648 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13650 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13652 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13654 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13655 (tree_unswitch_single_loop): Pass eni_size_weights to
13656 tree_num_loop_insns.
13657 * tree-ssa-loop-manip.c: Include tree-inline.h.
13658 (can_unroll_loop_p): Pass eni_size_weights to
13659 tree_num_loop_insns.
13660 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13661 Pass eni_size_weights to estimate_num_insns.
13662 * tree.h (init_inline_once): Export.
13663 * toplev.c (backend_init): Call init_inline_once.
13664 * cgraphunit.c (cgraph_process_new_functions,
13665 cgraph_analyze_function): Pass eni_inlining_weights to
13666 estimate_num_insns.
13667 * ipa-inline.c (compute_inline_parameters): Ditto.
13668 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13669 to estimate_num_insns.
13670 (try_unroll_loop_completely): Pass eni_size_weights to
13671 tree_num_loop_insns.
13672 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13673 ot estimate_num_insns.
13674 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13675 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13676 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13677 eni_time_weights): New variables.
13678 (init_inline_once): Initialize them.
13679 (struct eni_data): Mew.
13680 (estimate_num_insns_1, estimate_num_insns): Use weights.
13681 * tree-inline.h (struct eni_weights_d): New.
13682 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13683 (estimate_num_insns): Declaration changed.
13684 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13685 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13686 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13688 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13690 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13691 relations in the conflict function is valid.
13693 2007-01-27 Ian Lance Taylor <iant@google.com>
13695 * common.opt: Add fstrict-overflow.
13696 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13697 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13698 (TYPE_OVERFLOW_UNDEFINED): Define.
13699 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13701 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13702 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13703 (fold_negate_expr): Likewise.
13704 (make_range): Likewise.
13705 (extract_muldiv_1): Likewise.
13706 (maybe_canonicalize_comparison): Likewise.
13707 (fold_comparison): Likewise.
13708 (fold_binary): Likewise.
13709 (tree_expr_nonnegative_p): Likewise.
13710 (tree_expr_nonzero_p): Likewise.
13711 * tree-vrp.c (compare_values): Likewise.
13712 (extract_range_from_binary_expr): Likewise.
13713 (extract_range_from_unary_expr): Likewise.
13714 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13716 (nowrap_type_p): Likewise.
13717 * tree-scalar-evolution.c (simple_iv): Likewise.
13718 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13719 (build_range_check): Likewise.
13720 (extract_muldiv_1): Likewise.
13721 (fold_comparison): Likewise.
13722 * tree-vrp.c (vrp_int_const_binop): Likewise.
13723 (extract_range_from_unary_expr): Likewise.
13724 * convert.c (convert_to_integer): Likewise.
13725 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13726 (fold_comparison): Likewise.
13727 (fold_binary): Likewise.
13728 * optabs.c (optab_for_tree_code): Likewise.
13729 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13730 * simplify-rtx.c (simplify_const_relational_operation): Check
13731 flag_strict_overflow and flag_trapv.
13732 (simplify_const_relational_operation): Likewise.
13733 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13734 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13737 2007-01-27 Roger Sayle <roger@eyesopen.com>
13739 * tree.c (tree_fold_gcd): Delete.
13740 * tree.h (tree_fold_gcd): Remove prototype.
13741 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13742 test whether one constant integer is a multiple of another. Instead
13743 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13744 * fold-const.c (multiple_of_p): We've determined both TOP and
13745 BOTTOM are integer constants so we can call int_const_binop directly
13746 instead of the more generic const_binop.
13748 2007-01-27 Roger Sayle <roger@eyesopen.com>
13750 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13751 1*X check that the constant hasn't overflowed, to preserve the
13753 (round_up): Provide an efficient implementation when rouding-up an
13754 INTEGER_CST to a power-of-two.
13756 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13758 * doc/sourcebuild.texi: Add comma for clarity.
13759 * doc/extend.texi: Fix some typos.
13760 * doc/passes.texi: Likewise.
13761 * doc/cppinternals.texi: Likewise.
13762 * doc/c-tree.texi: Likewise.
13763 * doc/tree-ssa.texi: Likewise.
13764 * doc/install.texi: Likewise.
13766 2007-01-27 Jan Hubicka <jh@suse.cz>
13768 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13769 (pass_sra): Do not require alias information.
13770 * passes.c (init_optimization_passes): Add SRA
13772 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13774 * tracer.c (rest_of_handle_tracer): We already cleaned
13775 up the CFG in tracer() so don't do it here again.
13776 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13777 cleanup_cfg here, either. And don't call renumber_insns.
13779 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13780 and BB_HEAD are in the insn stream here. Instead make sure
13781 that BB_INSN is valid on all insns. Also, do check here that
13782 there are no pending branch predictions...
13783 (rtl_verify_flow_info): ...instead of doing it here. Checks
13784 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13787 2007-01-26 Roger Sayle <roger@eyesopen.com>
13789 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13790 function to simplify/factorize operand order canonicalization.
13791 (ix86_fixup_binary_operands): Reorganize using the above function.
13792 (ix86_binary_operator_ok): Likewise.
13794 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13796 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13797 file scope from optimize_attrs.
13798 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13800 (optimize_attrs): Clear insn_code_values after freeing it.
13802 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13804 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13805 a parts.base assignment.
13807 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13809 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13810 (compute_subscript_distance, initialize_data_dependence_relation,
13811 finalize_ddr_dependent, analyze_ziv_subscript,
13812 analyze_siv_subscript_cst_affine,
13813 compute_overlap_steps_for_affine_univar,
13814 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13815 analyze_siv_subscript, analyze_miv_subscript,
13816 analyze_overlapping_iterations, subscript_dependence_tester_1,
13817 compute_self_dependence, free_dependence_relation): Work
13818 with affine_fn instead of chrecs.
13819 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13820 common_affine_function, affine_function_base,
13821 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13822 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13823 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13824 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13825 (all_chrecs_equal_p): Removed.
13826 * tree-data-ref.h (affine_fn, conflict_function): New types.
13827 (struct subscript): Change type of conflicting_iterations_in_a
13828 and conflicting_iterations_in_b.
13830 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13833 * config/pa/pa.h (TARGET_HPUX_11): New.
13834 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13835 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13837 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13838 Richard Guenther <rguenther@suse.de>
13840 * tree-ssa-structalias.c (solve_graph): Handle case
13841 we merged the variable to another.
13843 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13845 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13848 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13849 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13851 2007-01-25 DJ Delorie <dj@redhat.com>
13853 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13854 allow changes to modes which don't fit in those registers.
13856 * reload1.c (choose_reload_regs): Check for invalid subregs before
13857 computing their locations, not after.
13859 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13862 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13863 save Altivec registers in an eh_return function.
13864 (compute_vrsave_mask): Likewise.
13865 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13866 for saving Altivec registers.
13867 (rs6000_emit_prologue): Don't allocate stack twice in
13868 eh_return function. Correct expected value of altivec_save_offset
13869 when using save_world. Describe save of R0 to stack when using
13870 save_world. Describe stack pointer adjustment when using
13871 save_world. Remove duplicated eh_return parameter register saving.
13872 Update sp_offset variable after save_world.
13873 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
13875 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
13876 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
13879 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13881 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
13883 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13886 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13887 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13889 2007-01-25 Richard Guenther <rguenther@suse.de>
13891 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13892 * common.opt (-Wcoverage-mismatch): New warning option.
13893 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13894 if -Wcoverage-mismatch is given.
13896 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
13898 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
13899 (ipcp_driver): Change to static definition.
13900 Add dumping of the ifunctions.
13901 (constant_val_insert): Remove unused parameter. Support for SSA.
13902 (ipcp_propagate_const): Support for SSA.
13903 (ipcp_profile_bb_print): Print only analyzed nodes.
13904 (ipcp_replace_map_create): Remove support for Fortran constant
13906 * ipa-prop.c (ipa_method_modify_stmt,
13907 ipa_callsite_compute_param): Support for SSA.
13908 * ipa-prop.h (ipcp_driver): Remove declaration.
13909 (IS_VALID_TREE_MAP_INDEX): Add define.
13911 2007-01-24 Geoffrey Keating <geoffk@apple.com>
13913 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
13915 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13917 PR middle-end/30447
13918 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
13919 constant argument to cabs and do it without checking for
13920 -funsafe-math-optimizations.
13922 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
13924 * c-common.h (RID_FIRST_CXX0X): New.
13925 (RID_LAST_CXX0X): New.
13926 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
13928 * c.opt (Wc++0x-compat): New.
13929 * doc/invoke.texi (-Wc++0x-compat): Document.
13931 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13933 * builtins.c (fold_builtin_carg): New.
13934 (fold_builtin_1): Use it.
13936 2007-01-24 Jan Hubicka <jh@suse.cz>
13938 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
13940 * ipa-inline.c (initial_insns, max_insns): Delete.
13941 (compute_max_insns): New function.
13942 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
13943 of insns as base for code growth.
13944 (cgraph_decide_inlining): Make initial_insns local; do not compute
13946 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
13947 * doc/invoke.texi (inline-unit-growth): Update docs.
13949 2007-01-24 Jakub Jelinek <jakub@redhat.com>
13951 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
13952 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
13953 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
13954 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
13955 for CPUs that have PTA_CX16 set.
13957 PR middle-end/27416
13958 * gimplify.c (omp_check_private): New function.
13959 (gimplify_scan_omp_clauses): Use it for
13960 firstprivate/lastprivate/reduction.
13962 PR middle-end/30494
13963 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
13964 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
13966 PR middle-end/30421
13967 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
13968 If lower_lastprivate_clauses emits some statements, append them
13969 to dlist rather than body_p and to body_p append an initializer.
13970 (lower_omp_for): Adjust caller.
13972 2007-01-24 Steve Ellcey <sje@cup.hp.com>
13974 * target.h (globalize_decl_name): New.
13975 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13976 * output.h (default_globalize_decl_name): New.
13977 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
13979 (globalize_decl): Ditto.
13980 (default_globalize_decl_name): New.
13981 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
13982 (ia64_handle_version_id_attribute): New.
13983 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13984 (ia64_asm_output_external): Use globalize_decl_name instead
13985 of globalize_label.
13986 * doc/extend.texi (version_id): New pragma.
13987 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
13989 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13991 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
13992 _uleb128_t and _Unwind_SWord with _sleb128_t.
13993 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
13994 uw_frame_state_for, uw_update_context_1): Likewise.
13995 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
13996 * unwind-pe.h (read_uleb128, read_sleb128,
13997 read_encoded_value_with_base): Likewise.
13998 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14000 2007-01-24 Richard Guenther <rguenther@suse.de>
14002 * builtins.c (expand_builtin_cexpi): Get the fndecl
14003 for cexp in the correct way.
14005 2007-01-24 Jan Hubicka <jh@suse.cz>
14007 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14009 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14011 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14012 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14013 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14014 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14015 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14016 __SIZEOF_PTRDIFF_T__.
14017 * doc/cpp.texi: Documentation for the new builtin macros added.
14019 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14021 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14022 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14023 instead of operands[2] to avoid access past the end of array.
14025 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14027 * reload1.c (emit_reload_insns): Pass the reload register
14028 for a non-spill output reload through forget_old_reloads_1.
14030 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14032 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14033 _SOFT_DOUBLE if doubles use software floating-point.
14034 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14035 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14036 * config/rs6000/darwin-ldouble.c: Also compile functions for
14037 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14038 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14039 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14040 commented-out long double override.
14041 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14042 * config/rs6000/eabispe.h: Likewise.
14043 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14044 long double for non-SPE.
14045 (rs6000_handle_option): Likewise.
14046 (invalid_e500_subreg): Disallow more subregs involding DImode,
14047 DFmode, TImode or TFmode.
14048 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14050 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14052 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14053 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14055 (rs6000_legitimate_address): Also check for TFmode for E500
14057 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14058 (spe_build_register_parallel): Handle TFmode and TCmode.
14059 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14061 (function_arg): Handle TFmode and TCmode for E500 double.
14062 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14064 (print_operand): Handle TFmode and TImode for %y.
14065 (rs6000_generate_compare): Handle TFmode comparisons for E500
14067 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14068 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14069 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14070 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14071 TFmode for E500 double.
14072 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14073 (floatsidf2): Enable for E500 double.
14074 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14075 (extenddftf2): Change to extenddftf2_fprs.
14076 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14077 depending on TARGET_E500_DOUBLE.
14078 (extendsftf2): Enable for E500 double.
14079 (trunctfdf2): Enable for E500 double.
14080 (trunctfsf2): Change to trunctfsf2_fprs.
14081 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14082 depending on TARGET_E500_DOUBLE.
14083 (floatsitf2): Enable for E500 double.
14084 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14085 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14086 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14087 (negtf2): Change to negtf2_internal.
14088 (negtf2): New expander.
14089 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14090 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14091 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14092 (movdi_internal32): Use rs6000_nonimmediate_operand.
14093 (unnamed splitter): Likewise.
14094 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14095 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14096 (SPE64TF, DITI): New mode macros.
14097 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14100 (frob_<mode>_di_2): New.
14101 (frob_tf_di_8_2): New.
14102 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14104 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14106 (frob_ti_<mode>_8_2): New.
14107 (frob_ti_tf_2): New.
14108 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14109 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14111 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14112 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14113 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14114 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14115 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14116 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14119 2007-01-23 Ian Lance Taylor <iant@google.com>
14121 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14123 (OBJS-archive): Reformat, alphabetize.
14124 (OBJS): Change out_object_file to OBJS-md.
14126 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14128 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14129 JUMP_P and CALL_P predicates where applicable.
14130 * config/i386/i386.c: Ditto.
14131 * config/i386/i386.md: Ditto.
14132 * config/i386/mmx.md: Ditto.
14133 * config/i386/predicates.md: Ditto.
14135 2007-01-22 Andreas Schwab <schwab@suse.de>
14137 * config/m68k/m68k.h: Fix comment.
14139 2007-01-22 Jan Hubicka <jh@suse.cz>
14141 * passes.c (init_optimization_passes): Do not rerun
14142 pass_early_warn_uninitialized.
14144 2007-01-22 Richard Guenther <rguenther@suse.de>
14146 PR tree-optimization/30038
14147 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14149 (execute_cse_sincos_1): Likewise.
14150 (execute_cse_sincos): Likewise.
14151 (gate_cse_sincos): Likewise.
14152 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14153 the cexpi() canonicalization of sincos().
14154 * tree-pass.h (pass_cse_sincos): Declare.
14155 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14157 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14159 PR rtl-optimization/29329
14160 * combine.c (replaced_rhs_insn): Rename to i2mod.
14161 (replaced_rhs_value): Rename to i2mod_new_rhs.
14162 (i2mod_old_rhs): New global variable.
14163 (combine_instructions): Adjust for above change. Save a copy of
14164 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14165 note are substituted in the second instruction.
14166 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14167 ditch the note if it pertains to the second eliminated register
14168 and this register is mentioned in i2mod_old_rhs.
14171 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14173 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14174 the insn to which the note was originally attached.
14176 2007-01-21 Jan Hubicka <jh@suse.cz>
14178 * ipa-inline.c (inlining_mode): Comment, move up.
14179 (cgraph_decide_inlining_incrementally): Do not perform inlining
14180 itself; fix handling of flattening of self recursive functions.
14181 (cgraph_find_cycles): Remove.
14182 (cgraph_flatten_node): Remove.
14183 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14184 (try_inline): New function.
14185 (cgraph_early_inlining): Update call of
14186 cgraph_decide_inlining_incrementally. Apply inlining here.
14187 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14189 2007-01-21 Dirk Mueller <dmueller@suse.de>
14192 * tree-vrp.c (check_array_bounds): do not warn
14193 about ADDR_EXPR's of ARRAY_REF's which are immediately
14194 used in binary expressions.
14196 2007-01-21 Ira Rosen <irar@il.ibm.com>
14198 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14199 read_write_dep and macros for its access.
14200 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14201 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14202 argument, call vect_check_interleaving for every independent pair of
14203 data-refs. Mark loads that access the same memory location as a store
14205 (vect_check_dependences): Remove.
14206 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14207 call, fix the call to vect_analyze_data_ref_dependence.
14208 (vect_analyze_data_ref_access): For statements that access the same
14209 data-ref, check that they are not stores; for loads, check that there
14210 is no store that access the same location.
14212 2007-01-20 Roger Sayle <roger@eyesopen.com>
14213 Joseph Myers <joseph@codesourcery.com>
14215 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14216 (-fdump-rtl-stack): Likewise.
14217 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14218 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14219 (-mpt-fixed): Use @minus{} for minus sign.
14220 (Using Precompiled Headers): Fix under/overfull hbox.
14222 2007-01-20 Jan Hubicka <jh@suse.cz>
14224 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14225 place within annotation.
14227 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14229 * pa.c (output_move_double): Change array size of xoperands to 4.
14231 2007-01-20 Jan Hubicka <jh@suse.cz>
14233 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14236 2007-01-19 Ian Lance Taylor <iant@google.com>
14238 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14239 constant to unsigned HOST_WIDE_INT before negating.
14241 2007-01-19 Ian Lance Taylor <iant@google.com>
14243 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14245 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14246 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14247 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14248 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14249 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14250 (realloc_vdef, realloc_vuse): Change second parameter to
14252 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14253 fields to unsigned.
14254 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14255 unsigned. Change x and lim locals to unsigned.
14256 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14258 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14259 (copy_virtual_operands): Change i and n locals to unsigned.
14261 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14263 PR middle-end/29335
14264 * builtins.c (fold_builtin_1): Handle builtin fdim.
14266 2007-01-20 Jan Hubicka <jh@suse.cz>
14268 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14269 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14270 init_alias_heapvars.
14271 (init_alias_heapvars): Initialize only when not already initialized.
14272 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14274 2007-01-19 Roger Sayle <roger@eyesopen.com>
14276 * common.opt (fsigned-zeros): New command line option.
14277 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14278 of flag_unsafe_math_optimizations.
14279 * opts.c (set_fast_math_flags): The -ffast-math command line option
14280 implies -fno-signed-zeros.
14281 (fast_math_flags_set_p): Likewise.
14283 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14284 the documentation of -ffast-math appropriately. Wrap long lines.
14286 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14288 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14289 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14291 2007-01-19 Tomas Bily <tbily@suse.cz>
14293 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14295 (tree_init_ic_make_global_vars): New function
14296 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14297 (tree_gen_ic_profiler): New function
14298 (tree_gen_ic_func_profiler): New function
14299 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14300 (tree_profile_hooks): Added hook for indirec/virtual calls
14301 * value-prof.c (tree_find_values_to_profile): New case for
14303 (tree_values_to_profile): Call for determining indirect/virtual
14305 (tree_indirect_call_to_profile): New function
14306 (tree_ic_transform): New function
14307 (tree_ic): New function
14308 (find_func_by_pid): New function
14309 (init_pid_map): New function
14310 (tree_value_profile_transformations): Added check for
14311 indirect/virtual call transformation
14312 * value-prof.h (enum hist_type): New counter type for
14313 indirect/virtual calls
14314 (profile_hooks): Added new hook for profiling indirect/virtual
14316 * profile.c (instrument_values): New case for indirect/virtual
14318 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14319 (GCOV_COUNTER_V_INDIR): New counter type
14320 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14321 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14323 * cgraph.c: Definition of cgraph_max_pid
14324 (cgraph_create_node): Default init of pid attribute
14325 * cgraph.h: Declaration of cgraph_max_pid
14326 (struct cgraph_node): Added pid attribute
14327 * libgcov.c (__gcov_indirect_call_profiler): New function
14328 (__gcov_one_value_profiler_body): New function
14329 (__gcov_one_value_profiler): Body was moved to
14330 __gcov_one_value_profiler_body and calls it
14332 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14334 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14335 * gengtype.c (write_types_data, write_func_for_structure,
14336 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14337 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14338 (walk_type, write_func_for_structure): Generate the mark_hook if
14341 2007-01-19 Jan Hubicka <jh@suse.cz>
14343 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14344 'early' argument take inlining mode argument specifying whether to
14345 inline for size/speeed or all functions; add support for flattening;
14347 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14349 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14352 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14353 the name of the declared identifier.
14355 2007-01-19 Dirk Mueller <dmueller@suse.de>
14357 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14358 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14359 duplicate evaluation.
14361 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14363 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14364 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14365 to XFMode, use acosxf2 and truncate result to requested mode.
14366 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14367 (asin<mode>2): Similarly, with asin expanders.
14368 (*fscalexf4_i387): Rename from *fscalexf4.
14369 (expNcorexf3): New expander.
14370 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14371 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14372 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14373 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14374 patterns for SSE math.
14375 (exp10<mode>2): Similarly, with exp10 expanders.
14376 (exp2<mode>2): Similarly, with exp2 expanders.
14377 (expm1<mode>2): Similarly, with expm1 expanders.
14378 (ldexp<mode>3): Similarly, with ldexp expanders.
14379 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14380 Use gen_truncxf<mode>2_i387_noop to truncate result.
14382 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14384 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14385 for ColdFire targets.
14387 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14388 Richard Sandiford <richard@codesourcery.com>
14390 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14391 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14392 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14393 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14394 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14395 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14397 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14399 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14400 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14401 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14402 (*adddi_dilshr32_cf): New pattern.
14403 (adddi3, subdi3): Remove first alternatives.
14405 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14407 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14408 implemented using move.l, do not use its cc result for floating-point
14411 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14413 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14414 from accepting 's' constraints if flag_pic.
14416 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14418 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14419 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14420 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14421 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14423 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14425 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14426 ColdFire alternatives.
14427 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14428 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14429 architectures that support ff1 instruction.
14431 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14432 Julian Brown <julian@codesourcery.com>
14434 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14435 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14436 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14439 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14441 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14443 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14444 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14445 HOST_WIDE_INT instead of an rtx.
14446 (m68k_rtx_costs): Update call accordingly.
14447 (output_move_const_into_data_reg): Likewise. Fix formatting.
14448 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14450 (output_move_simode_const): Update calls after above changes.
14451 Rework to use automatic variables and predicates like MEM_P.
14452 * config/m68k/m68k.md (pushexthisi_const): Update call to
14455 2007-01-19 Dirk Mueller <dmueller@suse.de>
14457 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14458 in dump_flags test.
14460 2007-01-19 Richard Guenther <rguenther@suse.de>
14462 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14463 via cexp in case sincos is not available.
14465 2007-01-19 Richard Guenther <rguenther@suse.de>
14467 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14468 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14469 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14470 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14471 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14472 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14473 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14474 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14476 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14478 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14480 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14481 (atan2xf3): Directly generate RTL pattern.
14482 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14483 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14484 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14485 disable patterns for SSE math.
14486 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14487 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14488 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14489 disable patterns for SSE math.
14491 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14493 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14495 2007-01-18 Roger Sayle <roger@eyesopen.com>
14497 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14498 VIEW_CONVERT_EXPR to the same type as it's operand.
14500 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14502 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14503 configured for long double 128.
14505 2007-01-18 Mike Stump <mrs@apple.com>
14507 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14510 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14512 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14515 2007-01-18 Jan Hubicka <jh@suse.cz>
14517 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14518 greater than NUM_VOP_FREE_BUCKETS.
14520 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14522 * tree-ssa-structalias.c: Update comments.
14523 (ptabitmap_obstack): Removed.
14524 (pta_obstack): New.
14525 (oldpta_obstack): Ditto.
14526 (stats): Add a few members.
14527 (struct variable_info): Remove node, complex, address_taken, and
14528 indirect_target members. Add oldsolution member.
14529 (new_var_info): Do not initialize removed members.
14530 (constraint_expr_type): Remove INCLUDES.
14531 (constraint_graph): Add size, implicit_preds, rep,
14532 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14533 (FIRST_REF_NODE): New macro.
14534 (LAST_REF_NODE): Ditto.
14535 (FIRST_ADDR_NODE): Ditto.
14536 (find): New function.
14538 (dump_constraint): Do not handle INCLUDES.
14539 (insert_into_complex): Do not insert duplicate constraints.
14540 (condense_varmap_nodes): Renamed and rewritten into ...
14541 (merge_node_constraints): This. Also fix bug in handling of
14542 offseted copy constraints.
14543 (clear_edges_for_node): No longer need to deal with preds at all,
14544 or removing associated preds/succs.
14545 (merge_graph_nodes): Deal with indirect_cycles.
14546 Don't deal with predecessors.
14547 (add_implicit_graph_edge): New function.
14548 (add_pred_graph_edge): Ditto.
14549 (add_graph_edge): Don't deal with predecessors.
14550 (build_constraint_graph): Removed.
14551 (build_pred_graph): New function.
14552 (build_succ_graph): Ditto.
14553 (struct scc_info): Removed in_component. Added roots, dfs, and
14554 node_mapping. Remove visited_index, unification_queue.
14555 (scc_visit): Deal with union-find we do now.
14556 Deal with cycles with REF nodes.
14557 (collapse_nodes): Renamed and rewritten to ...
14558 (unify_nodes): This.
14559 (process_unification_queue): Removed.
14560 (topo_visit): Cleanup
14561 (do_da_constraint): Use find.
14562 (do_sd_constraint): Ditto.
14563 (do_ds_constraint): Ditto.
14564 (do_complex_constraint): Ditto.
14565 (init_scc_info): Update for removed and added members.
14566 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14567 (find_indirect_cycles): This.
14568 (equivalence_class): New variable.
14569 (label_visit): New function.
14570 (perform_variable_substitution): Rewritten.
14571 (free_var_substitution_info): New function.
14572 (find_equivalent_node): Ditto.
14573 (move_complex_constraints): Ditto.
14574 (eliminate_indirect_cycles): Ditto.
14575 (solve_graph): Only propagate changed bits.
14576 Use indirect cycle elimination.
14578 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14579 (tree_id_eq): Renamed to ...
14580 (tree_vi_eq): This. Update for member change
14581 (insert_id_for_tree): Renamed and rewritten to ...
14582 (insert_vi_for_tree): This.
14583 (lookup_id_for_tree): Renamed and rewritten to ...
14584 (lookup_vi_for_tree): This.
14585 (get_id_for_tree): Renamed and rewritten to ...
14586 (get_vi_for_tree): Ditto.
14587 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14588 (process_constraint): Don't handle INCLUDES.
14589 Remove special ADDRESSOF case.
14590 (find_func_aliases): Rewrite to use vi functions instead of id
14592 (create_function_info_for): Ditto.
14593 (create_variable_info_for): Ditto.
14594 (intra_create_variable_infos): Ditto.
14595 (merge_smts_into): Ditto.
14596 (find_what_p_points_to): Ditto.
14597 (init_base_vars): Ditto.
14598 (init_alias_vars): Ditto.
14599 (remove_preds_and_fake_succs): New function.
14600 (dump_sa_points_to_info): Dump new stats.
14601 (dump_solution_for_var): Use find.
14602 (set_used_smts): Fix formatting.
14603 (compute_points_to_sets): Updated for new functions.
14604 (ipa_pta_execute): Ditto.
14606 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14607 Richard Sandiford <richard@codesourcery.com>
14609 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14611 * calls.c (expand_call): If the return value is a PARALLEL,
14612 extract its first member.
14613 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14614 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14615 use FUNCTION_EXTRA_EPILOGUE.
14616 (m68k_function_value): Return a PARALLEL if the return value
14617 is of a pointer type.
14618 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14619 (FUNCTION_EXTRA_EPILOGUE): Remove.
14620 * config/m68k/m68k.md (D0_REG): New constant.
14622 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14624 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14625 output a NOP for empty epilogues.
14627 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14629 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14630 before function. Extend register save check to include all
14631 registers, not just integer ones.
14633 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14635 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14636 (m68k_use_return_insn): ...this.
14637 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14638 * config/m68k/m68k.c (use_return_insn): Rename to...
14639 (m68k_use_return_insn): ...this.
14640 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14641 of USE_RETURN_INSN.
14643 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14645 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14646 nearest even, fix denormal rounding overflow.
14648 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14650 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14651 f%$smove and f%$move.
14652 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14653 (extendsfdf2_cf): Use fdmove instead of f%&move.
14654 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14655 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14657 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14659 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14662 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14664 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14665 (coldfire_single_format): Declare.
14666 (coldfire_double_format): Likewise.
14667 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14668 of qnan_msb_set to determine the lower bits of a canonical
14670 (encode_ieee_double): Likewise.
14671 (encode_ieee_quad): Likewise.
14672 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14673 (mips_single_format): Likewise.
14674 (ieee_double_format): Likewise.
14675 (mips_double_format): Likewise.
14676 (ieee_extended_motorola_format): Likewise.
14677 (ieee_extended_intel_96_format): Likewise.
14678 (ieee_extended_intel_128_format): Likewise.
14679 (ieee_extended_intel_96_round_53_format): Likewise.
14680 (ibm_extended_format): Likewise.
14681 (mips_extended_format): Likewise.
14682 (ieee_quad_format): Likewise.
14683 (mips_quad_format): Likewise.
14684 (vax_f_format): Likewise.
14685 (vax_d_format): Likewise.
14686 (vax_g_format): Likewise.
14687 (i370_single_format): Likewise.
14688 (i370_double_format): Likewise.
14689 (decimal_single_format): Likewise.
14690 (decimal_double_format): Likewise.
14691 (decimal_quad_format): Likewise.
14692 (c4x_single_format): Likewise.
14693 (c4x_extended_format): Likewise.
14694 (real_internal_format): Likewise.
14695 (coldfire_single_format): New real_format.
14696 (coldfire_double_format): Likewise.
14697 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14698 canonical_nan_lsbs_set.
14699 (pdp11_d_format): Likewise.
14700 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14701 if TARGET_COLDFIRE_CPU.
14703 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14705 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14706 (output_call, m68k_legitimize_call_address): Declare.
14707 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14708 parenthesees. Add support for a 'W' constraint.
14709 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14710 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14711 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14712 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14714 (override_options): Initialize them. Do not set flag_no_function_cse
14715 for TARGET_ID_SHARED_LIBRARY.
14716 (m68k_output_pic_call): Delete.
14717 (m68k_legitimize_call_address): New function.
14718 (print_operand): Remove the %o prefix. Handle the %p prefix.
14719 (output_call): New function.
14720 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14721 target address from the GOT if symbolic jumps are not allowed.
14722 * config/m68k/m68k.md (call, general_operand): Do not set
14723 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14724 Merge separate flag_pic and !flag_pic define_insns into...
14725 (*call, *call_value): ...these new patterns. Match the address
14726 rather than the containing MEM and require it to be a call_operand.
14727 Use output_call to generate the asm template.
14728 * config/m68k/predicates.md (const_call_operand): New predicate.
14729 (call_operand): Likewise.
14731 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14733 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14734 (STACK_GROWS_DOWNWARD): Define to 1.
14735 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14736 comments, emphasizing that these values are only defaults.
14737 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14738 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14740 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14742 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14744 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14745 Richard Sandiford <richard@codesourcery.com>
14747 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14748 (FP_REGNO_P): New macros.
14749 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14750 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14751 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14752 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14754 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14756 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14757 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14759 * config/m68k/t-floatlib: New file, extracting common code from...
14760 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14761 * config/m68k/t-uclinux: Here.
14762 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14763 routines on ColdFire targets.
14765 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14767 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14768 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14769 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14770 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14771 explicitly set MOTOROLA to 1.
14772 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14774 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14775 Nathan Sidwell <nathan@codesourcery.com>
14777 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14778 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14779 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14780 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14781 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14782 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14783 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14784 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14785 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14786 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14787 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14788 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14789 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14790 (DBX_REGISTER_NUMBER): Delete.
14791 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14792 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14793 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14795 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14797 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14798 * config/flat.h: New file.
14799 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14800 OBJECT_FORMAT_FLAT.
14801 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14802 indirect references for -msep-data or -mid-shared-library.
14803 Do not use PC-relative code addresses either.
14804 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14806 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14807 for shared libraries and crt1.o for executables. Use crti.o and
14809 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14810 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14811 Do not add -elf2flt or -shared-lib-id options here.
14812 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14813 Pass -shared-lib-id if -mid-shared-library, taking the library
14814 identifier from -mshared-library-id if given, otherwise
14816 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14817 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14818 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14819 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14820 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14821 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14823 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14824 jump sequence for ISA A and ISA A+.
14825 (PICJUMP): Likewise.
14827 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14829 * config.gcc (m68k-*-uclinux*): Base the port on the common
14830 and m68k GNU/Linux files rather than on the generic ELF ones.
14831 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14832 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14834 2007-01-18 Julian Brown <julian@codesourcery.com>
14835 Richard Sandiford <richard@codesourcery.com>
14837 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14838 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14839 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14841 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14842 80 unconditionally.
14843 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14845 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14847 * doc/install.texi: Document m68k-uclinuxoldabi.
14848 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14849 * config/m68k/uclinux-oldabi.h: New file, copied from
14850 config/m68k/uclinux.h.
14852 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14854 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14855 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14856 (m32r_compute_frame_size): Use unsigned for regno.
14857 (m32r_reload_lr): Use gen_frame_mem.
14859 (m32r_output_function_epilogue): Don't output the function epilogue
14861 (m32r_expand_epilogue): New.
14862 (direct_return): Return false if the function has the interrupt
14864 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14865 * config/m32r/m32r.md (epilogue): New expander.
14866 (return_lr, return_rte): New insns.
14867 (return): Make it expander.
14868 (return_normal): New expander.
14870 2007-01-18 Josh Conner <jconner@apple.com>
14873 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14874 support for UNLE, UNLT, UNGE, and UNGT.
14876 2007-01-18 Jan Hubicka <jh@suse.cz>
14878 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
14879 * tree-tailcall (add_virtual_phis): Likewise.
14880 (optimize_tail_call): Return TODOs.
14881 (execute_tail_calls): Return TODOs.
14882 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
14883 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
14885 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14886 Cleanup cfg using TODO.
14887 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14888 * passes.c (execute_function_todo): When cleanup did something, remove
14890 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14891 (make_edges): Don't cleanup_cfg.
14893 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
14895 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
14896 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
14897 operate on the top of stack.
14898 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
14899 register handling of instructions that output to the second
14901 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
14902 (move_for_stack_reg): Special-case check for dead destination
14903 stack slot for constant load of 1.0 inside UNSPEC_TAN.
14905 * config/i386/i386.md (UNSPEC_TAN): New constant.
14906 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
14907 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
14908 to correctly model move of constant 1.0 to top stack slot.
14909 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
14910 (unnamed peephole2 pattern): Remove corresponding peephole2
14911 pattern that optimizes tan insn and loading of constant 1.0.
14912 (tanxf2): Use fptanxf4_i387.
14913 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
14914 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
14915 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14916 disable patterns for SSE math.
14917 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
14918 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
14920 2007-01-18 Dirk Mueller <dmueller@suse.de>
14921 Richard Guenther <rguenther@suse.de>
14924 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
14925 * common.opt (Warray-bounds): Add new warning option.
14926 * c-opts.c (c_common_handle_option): Define -Warray-bounds
14928 * Makefile.in: make tree-vrp.o depend on toplev.h
14929 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
14931 (check_array_refs, check_array_bounds, check_array_ref): New.
14933 2007-01-18 Jan Hubicka <jh@suse.cz>
14935 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
14936 (execute_ssa_ccp): Return flags conditionally.
14937 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
14939 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
14941 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
14943 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
14944 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
14946 * Makefile.c (GTFILES): Add cfglayout.h.
14947 * gengtype.c (open_base_files): Likewise.
14948 * cfglayout.c (cfg_layout_function_footer,
14949 cfg_layout_function_header) Reindent to make gengtype happy.
14950 * cfglayout.h (cfg_layout_function_footer,
14951 cfg_layout_function_header): Add GTY(()) marker.
14953 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
14955 2007-01-18 Ben Elliston <bje@au.ibm.com>
14957 * genautomata.c (write_automata): Include xstrerror output in the
14958 error message if writing the DFA description file fails.
14960 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
14962 * config/mips/mips-protos.h (mips_output_external): Make it
14964 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
14965 * config/mips/mips.c (irix_output_external_libcall): Likewise.
14966 (extern_list): Likewise.
14967 (extern_head): Likewise.
14968 (TARGET_ASM_FILE_END): Likewise.
14969 (mips_file_end): Likewise.
14970 (mips_output_external): Rewritten.
14972 2007-01-18 Ben Elliston <bje@au.ibm.com>
14974 * genpreds.c (write_insn_preds_c): Only write out the function
14975 body for regclass_for_constraint if we have register constraints.
14977 2007-01-17 Tom Tromey <tromey@redhat.com>
14979 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
14980 * doc/install.texi (Testing): Use sourceware.org.
14981 (Binaries): Likewise.
14982 (Specific): Likewise.
14983 * doc/contrib.texi (Contributors): Use sourceware.org.
14985 2007-01-17 Anatoly Sokolov <aesok@post.ru>
14987 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
14988 (AVR_ENHANCED): Rename to ...
14989 (AVR_HAVE_MUL): ... new.
14990 (avr_enhanced_p): Rename to ...
14991 (avr_have_mul_p): ... new.
14992 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
14993 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
14994 * config/avr/avr.c (avr_enhanced_p): Rename to ...
14995 (avr_have_mul_p): ... new.
14996 (base_arch_s): Rename 'enhanced' to 'have_mul'.
14997 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
14998 'avr_enhanced_p' and 'enhanced'.
14999 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15000 AVR_HAVE_MUL instead of AVR_ENHANCED.
15001 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15002 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15003 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15004 instead of AVR_ENHANCED.
15005 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15006 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15007 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15009 2007-01-17 Ian Lance Taylor <iant@google.com>
15011 * vec.h (VEC_reserve_exact): Define.
15012 (vec_gc_p_reserve_exact): Declare.
15013 (vec_gc_o_reserve_exact): Declare.
15014 (vec_heap_p_reserve_exact): Declare.
15015 (vec_heap_o_reserve_exact): Declare.
15016 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15018 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15019 negative parameter.
15020 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15021 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15022 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15023 * vec.c (calculate_allocation): Add exact parameter. Change all
15025 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15026 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15027 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15028 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15029 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15030 (vec_heap_p_reserve_exact): New function.
15031 (vec_heap_o_reserve_exact): New function.
15033 2007-01-17 Jan Hubicka <jh@suse.cz>
15035 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15037 2007-01-17 Eric Christopher <echristo@apple.com>
15039 * config.gcc: Support core2 processor.
15041 2007-01-16 Jan Hubicka <jh@suse.cz>
15043 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15044 the names, just unlink the chain so we don't crash on dangling pointers
15047 2007-01-16 Jan Hubicka <jh@suse.cz>
15049 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15050 * tree-pass.h: Reorder to make IPA passes appear toegher.
15051 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15052 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15053 parameters, do not call early inliner.
15054 * ipa-inline.c: Update comments. Include tree-flow.h
15055 (cgraph_decide_inlining): Do not compute inlining parameters.
15056 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15057 be called with function context set up.
15058 (pass_ipa_inline): Remove unreachable functions before pass.
15059 (cgraph_early_inlining): Simplify assuming to be called from the
15061 (pass_early_inline): New pass.
15062 (cgraph_gate_ipa_early_inlining): New gate.
15063 (pass_ipa_early_inline): Turn into simple wrapper.
15064 (compute_inline_parameters): New function.
15065 (gate_inline_passes): New gate.
15066 (pass_inline_parameters): New pass.
15067 (apply_inline): Move here from tree-optimize.c
15068 (pass_apply_inline): New pass.
15069 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15071 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15072 doing them by hand.
15073 (tree_function_versioning): Do not allocate dummy struct function.
15074 * tree-inline.h (optimize_inline_calls): Update prototype.
15075 * tree-optimize.c (execute_fixup_cfg): Export.
15076 (pass_fixup_cfg): Remove
15077 (tree_rest_of_compilation): Do not apply inlines.
15078 * tree-flow.h (execute_fixup_cfg): Declare.
15079 * Makefile.in (gt-passes.c): New.
15080 * passes.c: Include gt-passes.h
15081 (init_optimization_passes): New passes.
15082 (nnodes, order): New static vars.
15083 (do_per_function_toporder): New function.
15084 (execute_one_pass): Dump current pass here.
15085 (execute_ipa_pass_list): Don't dump current pass here.
15087 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15089 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15090 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15092 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15094 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15095 (strong_alias): Define.
15096 (__gcc_qmul): Provide non-FMA for soft-float.
15097 (__gcc_qdiv): Same.
15102 (__gcc_qunord): New.
15112 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15113 soft-float functions.
15114 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15115 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15116 about long double soft float.
15118 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15119 Tehila Meyzels <tehila@il.ibm.com>
15121 * tree-vectorizer.h (is_pattern_stmt_p): New.
15122 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15123 formatting (tabs instead of spaces). Cleanup and clarify setting
15124 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15125 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15126 (vectorizable_type_demotion): Check that types are integral.
15127 (vectorizable_type_promotion): Likewise.
15128 (vectorizable_store): Fix typo. Eliminate new-line at end of
15131 2007-01-16 Jan Hubicka <jh@suse.cz>
15133 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15136 2007-01-15 Eric Christopher <echristo@apple.com>
15138 * ifcvt.c: Include vec.h, vecprim.h.
15139 (check_cond_move_block): New argument regs.
15140 Reorganize. Add registers used to regs.
15141 (cond_move_process_if_block): Use regs set above as
15144 2007-01-15 Eric Christopher <echristo@apple.com>
15146 * config/darwin.h: Update copyright.
15147 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15148 (LINK_COMMAND_SPEC): Add -u.
15149 (LINK_SPEC): Fix umbrella for above.
15151 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15153 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15156 2007-01-15 Tom Tromey <tromey@redhat.com>
15158 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15159 * doc/install.texi (Testing): Don't mention jacks.
15160 (Configuration): Document --enable-java-maintainer-mode. Move
15161 --with-java-home to libgcj-specific section. Document
15163 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15165 2007-01-15 Jan Hubicka <jh@suse.cz>
15167 * tree-ssa-dce.c (DCE_TODOs): New.
15168 (propagate_necessity): Return if something changed.
15169 (eliminate_unnecessary_stmts): Likewise.
15170 (perform_tree_ssa_dce): Return TODO flags when needed.
15171 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15173 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15175 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15176 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15177 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15178 patterns using X87MODEF12 mode macro. Extend operand 1
15179 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15180 (log10<mode>2): Ditto.
15181 (log2<mode>2): Ditto.
15182 (log1p<mode>2): Ditto.
15183 (logb<mode>2): Ditto.
15184 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15185 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15186 (*fxtractxf3_i387): Rename from *fxtractxf3.
15187 (fxtract_extend<mode>xf3_i387): New insn pattern.
15188 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15189 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15190 and gen_fyl2xxf3_i387().
15192 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15194 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15195 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15196 get_loop_exit_edges. Changed return type to bool.
15197 * cfgloop.h (fix_loop_placement): Declaration removed.
15199 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15201 * param.h (MIN_VECT_LOOP_BOUND): New.
15202 * params.def (MIN_VECT_LOOP_BOUND): New.
15203 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15204 argument - minimum threshold for number of iterations.
15205 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15206 argument to declaration.
15207 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15208 MIN_VECT_LOOP_BOUND.
15209 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15210 slpeel_tree_peel_loop_to_edge with additional argument.
15211 (vect_do_peeling_for_alignment): Likewise.
15212 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15214 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15217 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15218 operands of size 1.
15220 2007-01-14 Jan Hubicka <jh@suse.cz>
15222 * tree-dfa.c (remove_referenced_var): New function.
15223 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15224 prune referenced vars list too.
15225 * tree-flow.h (remove_referenced_var): Declare.
15227 2007-01-14 Jan Hubicka <jh@suse.cz>
15229 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15231 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15232 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15233 * except.h (verify_eh_throw_table_statements): Kill prototype.
15234 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15235 into call exrepssions.
15236 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15238 * tree-cfg.c: Include pointer-set.h.
15239 (verify_node_sharing): Work on pointer set.
15240 (verify_eh_throw_stmt_node): New.
15241 (verify_stmts): Use pointers sets, verify throw_stmt.
15243 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15245 * ipa-reference.c (analyze_function): Consider also addresses taken
15248 2007-01-12 Roger Sayle <roger@eyesopen.com>
15250 * c-typeck.c (null_pointer_constant_p): Replace use of
15251 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15252 (build_c_cast): Likewise.
15254 2007-01-12 Roger Sayle <roger@eyesopen.com>
15256 * tree.h (force_fit_type_double): Remove unused final argument.
15257 * c-common.c (constant_expression_warning): Replace use of
15258 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15259 (convert_and_check): Likewise.
15260 (shorten_compare): Update call to force_fit_type_double.
15261 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15262 * convert.c (convert_to_pointer): Update call to
15263 force_fit_type_double.
15264 * fold-const.c (force_fit_type_double): Remove overflowed_const
15266 (int_const_binop, fold_convert_const_int_from_int,
15267 fold_convert_const_int_from_real, fold_div_compare,
15268 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15269 fold_abs_const, fold_not_const): Remove the final argument from
15270 calls to force_fit_type_double.
15272 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15274 * configure.ac: Set insn to "nop" for spu-*-* also.
15275 * configure: Regenerate.
15277 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15279 * builtins.def : Add BUILT_IN_FREE.
15281 2007-01-12 Jan Hubicka <jh@suse.cz>
15283 PR tree-optimization/30443
15284 * tree-inline.c (tree_function_versioning): Do not optimize when
15285 cloning for inlining.
15287 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15289 * doc/loop.texi: Document recording of loop exits.
15290 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15291 (update_single_exits_after_duplication,
15292 update_single_exit_for_duplicated_loop,
15293 update_single_exit_for_duplicated_loops): Removed.
15294 (duplicate_loop_to_header_edge): Do not call
15295 update_single_exits_after_duplication and
15296 update_single_exit_for_duplicated_loops.
15297 (loop_version): Do not update single_exit information.
15298 (fix_loop_structure): Use record_loop_exits instead of
15299 mark_single_exit_loops.
15300 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15301 the lists of loop exits.
15302 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15303 split_edge, merge_blocks): Update the lists of loop exits.
15304 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15305 loop_optimizer_init.
15306 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15307 of mark_single_exit_loops.
15308 (loop_optimizer_finalize): Call release_recorded_exits.
15309 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15310 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15311 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15312 update single exit information.
15313 * lambda-code.c (perfect_nestify): Ditto.
15314 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15315 (mark_single_exit_loops): Removed.
15316 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15317 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15318 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15320 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15321 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15322 (verify_loop_structure): Verify consistency of the exit lists.
15323 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15324 (set_single_exit): Removed.
15325 * cfgloop.h (struct loop_exit): New function.
15326 (struct loop): single_exit_ field replaced by exits field.
15327 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15328 (struct loops): Added exits hash.
15329 (mark_single_exit_loops, set_single_exit): Declaration removed.
15330 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15332 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15334 * doc/invoke.texi: Avoid use of @headitem.
15336 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15338 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15340 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15342 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15345 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15346 Richard Sandiford <richard@codesourcery.com>
15348 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15349 * config/m68k/m68k.opt: Resort options.
15350 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15352 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15353 Richard Sandiford <richard@codesourcery.com>
15355 * doc/invoke.texi: Document the macros that are defined by
15356 m68k's -mtune and -mhard-float options.
15357 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15358 (m68k_cpp_cpu_family): Likewise.
15359 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15360 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15361 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15362 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15363 (m68k_cpp_cpu_family): Likewise.
15365 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15367 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15368 macros besides mc68000 as tuning macros. Use a switch statement
15369 to set them and mcpu32.
15371 2007-01-12 Julian Brown <julian@codesourcery.com>
15373 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15374 (TARGET_68040_ONLY): Rename to...
15375 (TARGET_68040): ...this.
15376 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15377 * config/m68k/m68k.md: Likewise.
15379 2007-01-12 Julian Brown <julian@codesourcery.com>
15380 Nathan Sidwell <nathan@codesourcery.com>
15381 Richard Sandiford <richard@codesourcery.com>
15383 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15384 the -mcpu= argument associated with the --with-cpu setting.
15385 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15386 if different from the one implied by the -mcpu setting.
15387 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15388 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15389 * doc/invoke.texi: Mention ColdFire in the introduction to the
15390 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15391 -mno-div and -mhard-float options. Make -m68881 a synonym for
15392 -mhard-float. Document the previously-undocumented -m5206e,
15393 -m528x, -m5307 and -m5407 options. Tweak the existing option
15394 documentation for consistency.
15395 * doc/install.texi: Mention new --with-cpu arguments.
15396 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15397 default CPU if neither -mcpu nor -march are specified.
15398 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15399 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15400 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15401 using m68k_tune to decide between families that implement the
15402 same ISA. Use m68k_tune to set __mcfv4e__.
15403 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15404 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15405 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15406 (FL_ISA_C, FL_ISA_MMU): New macros.
15407 (MASK_COLDFIRE): Delete.
15408 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15409 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15410 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15411 (TARGET_HARD_FLOAT): Do not define here.
15412 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15413 (TUNE_68000): New macro.
15414 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15415 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15416 (TUNE_CFV2): Redefine in terms of m68k_tune.
15417 (uarch_type, target_device, fpu_type): New enums.
15418 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15419 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15420 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15421 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15422 (FL_FOR_isa_c): New macros.
15423 (m68k_isa): New enum.
15424 (m68k_target_selection): New structure.
15425 (all_devices, all_isas, all_microarchs): New tables.
15426 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15427 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15428 (MASK_ALL_CPU_BITS): Delete.
15429 (m68k_find_selection): New function.
15430 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15431 Map the legacy target options to a combination of the new ones.
15432 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15433 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15434 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15436 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15437 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15439 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15440 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15441 * config/m68k/m68k-devices.def: New file.
15443 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15444 Nathan Sidwell <nathan@codesourcery.com>
15446 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15447 (SUBTARGET_EXTRA_SPECS): New macros.
15448 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15449 use %(asm_cpu_spec) instead.
15450 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15451 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15452 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15453 (EXTRA_SPECS): Rename to...
15454 (SUBTARGET_EXTRA_SPECS): ...this.
15456 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15457 Richard Sandiford <richard@codesourcery.com>
15458 Julian Brown <julian@codesourcery.com>
15460 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15461 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15462 to the configuration's default CPU.
15463 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15464 Remove default masks.
15465 (m680[012]0-*-*): Set the default with_cpu to the first part of
15467 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15468 (m68k*-*-linux): Extend the --with-cpu handling to...
15469 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15470 and m68010. Don't set target_cpu_default2.
15471 * doc/install.texi: Document --with-cpu for m68k.
15472 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15473 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15474 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15475 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15476 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15477 (ASM_SPEC): Remove use of %(asm_cpu_default).
15478 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15479 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15480 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15481 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15482 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15483 (TARGET_DEFAULT): Delete.
15484 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15485 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15486 (CPP_CPU_SPEC): Delete.
15487 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15488 the appropriate string.
15489 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15490 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15491 (ASM_SPEC): Don't use %(asm_default_spec).
15492 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15493 TARGET_DEFAULT and add MASK_68881.
15494 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15496 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15498 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15499 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15500 MASK_68010 alongside MASK_68020.
15501 * doc/invoke.texi: Document -m68010.
15502 * config/m68k/m68k.opt (m68010): New.
15503 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15505 (TUNE_68010): New macro.
15506 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15507 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15508 (M68K_CPU_m68332): Add MASK_68010.
15509 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15510 fallback definition.
15511 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15513 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15514 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15515 to all entries that use MASK_68020.
15516 (output_move_simode_const, output_move_himode, output_move_qimode)
15517 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15518 instead of TARGET_68020 to select clr behavior. Remove comment
15519 about there being no TARGET_68010.
15520 * config/m68k/m68k.md: Likewise throughout.
15522 2007-01-12 Julian Brown <julian@codesourcery.com>
15524 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15525 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15526 * config/m68k/m68k.md: Likewise.
15528 2007-01-12 Julian Brown <julian@codesourcery.com>
15530 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15531 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15533 2007-01-12 Julian Brown <julian@codesourcery.com>
15535 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15536 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15537 * config/m68k/m68k.md: Likewise.
15539 2007-01-12 Julian Brown <julian@codesourcery.com>
15540 Richard Sandiford <richard@codesourcery.com>
15542 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15543 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15544 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15546 (TARGET_CPU32): Rename to...
15547 (TUNE_CPU32): ...this.
15548 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15549 (TUNE_CFV2): New macros.
15550 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15551 remove conditions that are implied by TARGET_68020.
15552 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15553 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15554 (m68k_output_function_epilogue): Likewise.
15555 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15556 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15557 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15558 non-68000 timings. Refactor multiplication and division costs.
15559 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15560 TUNE_CPU32 instead of TARGET_CPU32.
15561 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15562 and TUNE_68060 instead of TARGET_68060.
15563 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15564 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15566 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15567 && !TARGET_COLDFIRE" to choose between moveq and clr.
15568 Likewise in the unnamed movsf pattern.
15569 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15570 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15573 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15575 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15576 of tabbing before backslashes.
15578 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15580 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15581 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15582 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15584 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15586 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15587 find_interesting_uses_cond.
15588 (find_interesting_uses_cond): Use extract_cond_operands.
15589 (rewrite_use_compare): Use extract_cond_operands and
15590 force_gimple_operand_bsi. Do not call update_stmt.
15591 (determine_use_iv_cost_condition): Use extract_cond_operands.
15592 Return cheaper of using original bound and changing the exit bound.
15594 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15596 PR tree-optimization/29516
15597 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15598 most_expensive_mult_to_index, addr_to_parts,
15599 create_mem_ref, maybe_fold_tmr): Make the type of
15600 fields of TARGET_MEM_REF sizetype.
15601 (move_fixed_address_to_symbol, move_pointer_to_base):
15603 * tree.def (TARGET_MEM_REF): Add comment on types of
15606 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15608 * c-common.c (vector_types_convertible_p): Treat opaque types as
15609 always convertible if they have the same size, but not otherwise.
15611 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15613 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15614 Remove the b_unconditional field.
15615 (noce_try_sign_mask): Do not look at b_unconditional.
15616 (noce_process_if_block): Do not use merge_if_blocks. Update
15617 the CFG here. Do not set b_unconditional.
15618 (cond_move_process_if_block): Likewise.
15619 (find_cond_trap): Likewise.
15620 (check_cond_move_block): Require simple jump insns at the end
15621 of the basic block.
15623 2007-01-11 Jan Hubicka <jh@suse.cz>
15625 PR tree-optimization/1046
15626 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15627 when alias info is not ready.
15628 (pass_tail_recursion): Do not require aliasing.
15629 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15630 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15631 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15632 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15633 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15634 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15635 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15637 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15638 When aliasing is not build, mark statement as volatile.
15640 2007-01-11 Tom Tromey <tromey@redhat.com>
15642 PR preprocessor/15185, PR preprocessor/20989:
15643 * doc/cppopts.texi <-MT>: Update description of algorithm for
15644 computing default target.
15645 <-M, -MD>: Reword "basename" text.
15647 2007-01-11 Roger Sayle <roger@eyesopen.com>
15649 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15650 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15651 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15652 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15653 fold_builtin_bswap, real_constp, fold_builtin_pow,
15654 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15655 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15656 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15657 * convert.c (convert_to_pointer): Likewise.
15658 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15659 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15660 const_binop, fold_convert_const_int_from_int,
15661 fold_convert_const_int_from_real,
15662 fold_convert_const_real_from_real, sign_bit_p,
15663 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15664 fold_sign_changed_comparison, fold_unary, fold_comparison,
15665 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15666 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15667 * print-tree.c (print_node_brief, print_node): Likewise.
15668 * stor-layout.c (place_field, layout_type): Likewise.
15669 * tree-chrec.c (keep_cast): Likewise.
15670 * tree.c (build_vector, build_real, build_real_from_int_cst,
15671 build_complex): Likewise.
15673 2007-01-11 Roger Sayle <roger@eyesopen.com>
15675 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15676 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15678 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15680 * configure.ac (strict1_warn): Rename to strict_warn.
15681 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15682 cc_set_by_configure, quoted_cc_set_by_configure,
15683 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15684 all_boot_languages, all_stagestuff): Remove.
15685 (target_list): Remove bootstrap targets.
15686 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15687 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15688 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15689 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15690 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15691 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15692 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15693 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15694 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15695 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15696 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15697 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15698 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15699 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15700 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15701 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15702 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15703 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15704 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15705 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15706 (mostlyclean): Adjust.
15707 (clean, distclean): Don't mention bootstrap stuff.
15708 * configure: Regenerate.
15709 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15710 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15711 treelang/config-lang.in (stagestuff): Remove.
15712 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15713 stageprofile, stagefeedback, stagestuff): Remove mention.
15715 2007-01-11 Nick Clifton <nickc@redhat.com>
15717 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15719 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15720 (mcore_arith_K_S_operand): Run the test for the S constraint not
15721 the test for the M constraint.
15722 (mcore_addsub_operand): Do not accept integer values that are
15723 larger than 32 bits.
15724 * config/mcore/mcore.md: Remove unused constraints from split.
15725 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15726 (addsi3): Likewise.
15727 (allocate_stack): Likewise.
15728 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15729 operands to 32 bits.
15730 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15732 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15733 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15734 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15735 mcore_output_bclri, mcore_output_andn, output_inline_const,
15736 mcore_output_move, mcore_output_movedouble): Likewise.
15737 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15738 (output_inline_const): Likewise.
15739 (output_inline_const): Fix format strings used in sprintf
15741 * config/mcore/mcore-protos.h: Update prototypes for changed
15742 functions in mcore.c.
15743 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15744 HOST_WIDE_INT and not int.
15745 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15746 CONST_OK_FOR_N): Likewise.
15747 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15748 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15751 2007-01-10 Jan Hubicka <jh@suse.cz>
15753 * tree-vrp.c (remove_range_assertions): Release defs.
15754 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15755 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15757 2007-01-10 Paul Brook <paul@codesourcery.com>
15759 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15760 * config/arm/arm.md (mulsi3subsi): New insn.
15762 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15764 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15765 (tree_transform_and_unroll_loop): New.
15766 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15769 2007-01-10 Robert Kennedy <jimbob@google.com>
15771 * fold-const.c (fold_comparison): Fold comparisons like (x *
15772 1000 < 0) to (x < 0).
15774 2007-01-10 Ian Lance Taylor <iant@google.com>
15776 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15777 operands have the same priority.
15779 2007-01-10 Tom Tromey <tromey@redhat.com>
15781 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15782 (fold_binary): Likewise.
15783 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15784 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15785 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15786 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15787 * langhooks.h (struct lang_hooks): Removed field
15788 'can_use_bit_fields_p'.
15790 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15792 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15794 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15796 * function.c (get_last_funcdef_no): New function.
15797 * function.h (get_last_funcdef_no): Declare.
15798 * tree-inline.c (initialize_cfun): Add initialization.
15799 (tree_function_versioning): Cleanup.
15801 2007-01-10 Jan Hubicka <jh@suse.cz>
15803 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15806 2007-01-10 Sa Liu <saliu@de.ibm.com>
15807 Ben Elliston <bje@au.ibm.com>
15809 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15810 for SAVE_NONLOCAL and Pmode for any other save level.
15811 * spu-protos.h (spu_restore_stack_block): Declare.
15812 * spu.md (save_stack_block): Remove.
15813 (restore_stack_block): Call spu_restore_stack_block.
15814 * spu.c (spu_restore_stack_block): New function.
15815 (spu_expand_epilogue): Remove old comment.
15817 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15819 PR tree-optimization/30322
15820 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15821 (cand_value_at): Return the value as aff_tree.
15822 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15823 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15824 aff_combination_mult): New functions.
15825 (aff_combination_add): Use aff_combination_add_cst.
15826 (aff_combination_convert): Allow conversions to a wider type.
15827 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15828 * tree-affine.h (aff_combination_mult): Declare.
15830 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15832 * doc/tm.texi: Update documentation to reflect reality of exec
15833 and start file search behaviours. Update copyright year.
15834 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15835 header file directories.
15837 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15839 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15840 (*cosxf2): Rename to cosxf2_i387.
15841 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15842 using X87MODEF12 mode macro. Rename patterns to
15843 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15845 (*cosdf2, *cossf2): Ditto.
15846 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15847 to match extended input operands.
15848 (sincos<mode>3): New expander.
15849 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15850 insn patterns and corresponding splitters.
15852 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15854 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15855 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15857 2007-01-09 Nicolas Pitre <nico@cam.org>
15860 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15862 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15864 * target.h (struct gcc_target): New field library_rtti_comdat.
15865 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15866 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15867 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15868 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15870 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15872 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15874 2007-01-08 Richard Guenther <rguenther@suse.de>
15876 * tree.h (force_fit_type_double): Export.
15877 (force_fit_type): Remove.
15878 * fold-const.c (force_fit_type_double): New function.
15879 (force_fit_type): Remove.
15880 (int_const_binop): Use it.
15881 (fold_convert_const_int_from_int): Likewise.
15882 (fold_convert_const_int_from_real): Likewise.
15883 (fold_div_compare): Likewise.
15884 (fold_sign_changed_comparison): Likewise.
15885 (fold_unary): Likewise.
15886 (fold_negate_const): Likewise.
15887 (fold_abs_const): Likewise.
15888 (fold_not_const): Likewise.
15889 * c-common.c (shorten_compare): Use force_fit_type_double.
15890 * convert.c (convert_to_pointer): Likewise.
15892 2007-01-08 Richard Guenther <rguenther@suse.de>
15894 * tree.h (build_int_cst_wide_type): Export.
15895 * tree.c (build_int_cst_wide_type): New function.
15896 (build_int_cst_wide): Fix comment.
15897 * builtins.c (fold_builtin_object_size): Use build_int_cst
15898 to build -1 or 0 of the correct type. Use fit_double_type
15899 to check for overflow.
15900 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
15902 (decode_field_reference): Likewise.
15903 (all_ones_mask_p): Likewise.
15904 (native_interpret_int): Use build_int_cst_wide_type.
15905 (fold_binary): Use build_int_cst_type to build an all-ones
15907 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
15909 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
15911 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
15913 2007-01-09 Ben Elliston <bje@au.ibm.com>
15915 * genautomata.c (STATS_OPTION): New option.
15916 (stats_flag): New flag.
15917 (gen_automata_option): Handle it.
15918 (initiate_automaton_gen): Ditto.
15919 (write_automata): Output statistics only if stats_flag is
15920 set. Likewise, output time statistics only if time_flag is set.
15921 * doc/md.texi (Processor pipeline description): Document new flag.
15923 2007-01-08 Richard Guenther <rguenther@suse.de>
15925 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
15926 * tree.c (build_int_cst_type): Likewise.
15927 (size_in_bytes): Don't call force_fit_type on the result.
15928 (int_fits_type_p): Use fit_double_type.
15929 * fold-const.c (fit_double_type): New function.
15930 (force_fit_type): Use it.
15931 * tree.h (fit_double_type): Export.
15933 2007-01-08 Jan Hubicka <jh@suse.cz>
15935 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
15936 * ipa.c (function_and_variable_visibility): Fix return type.
15938 2007-01-08 Richard Guenther <rguenther@suse.de>
15940 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
15941 of offset to build the index.
15942 * tree-pretty-print.c (dump_generic_node): Don't build negated
15943 const just for printing.
15944 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15945 * builtins.c (fold_builtin_int_roundingfn): Check if result
15946 fits the type by using force_fit_type and comparing the result.
15947 * predict.c (predict_loops): Use compare_tree_int for comparison.
15948 * tree.c (build_int_cst): Fall back to integer_type_node for
15950 (build_int_cst_wide): Assert type is non-null.
15952 2007-01-08 Roberto Costa <roberto.costa@st.com>
15954 * tree-vrp.c (extract_range_from_cond_expr): New.
15955 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
15956 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
15958 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
15959 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
15960 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
15961 used as expressions.
15962 * tree-object-size.c (cond_expr_object_size): New.
15963 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
15965 2007-01-08 Jan Hubicka <jh@suse.cz>
15967 * tree-ssa-forwprop.c (forward_propagate_into_cond,
15968 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
15971 2007-01-08 Richard Guenther <rguenther@suse.de>
15973 PR tree-optimization/23603
15974 * tree-vrp.c (set_value_range_to_truthvalue): New function.
15975 (extract_range_from_binary): Fall back to truthvalue instead of
15976 varying for TRUTH_*_EXPR.
15977 (extract_range_from_comparison): Fall back to truthvalue instead of
15979 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
15980 if all visited PHI values were constant.
15982 2007-01-08 Jan Hubicka <jh@suse.cz>
15984 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
15985 (cgraph_analyze_function): break out from ...
15986 (cgraph_finalize_compilation_unit): ... here.
15987 (cgraph_expand_function): Remove forgoten commented out line.
15988 (cgraph_optimize): Analyze functions.
15990 2007-01-08 Jan Hubicka <jh@suse.cz>
15992 * tree-pas.h (TODO_remove_function): New flag.
15993 (TODO_update*): Renumber.
15994 (pass_ipa_increase_alignment,
15995 pass_ipa_function_and_variable_visibility): New passes.
15996 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
15997 (cgraph_function_and_variable_visibility): Move to ipa.c
15998 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
15999 cgraph_increase_alignment.
16000 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16001 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16002 calling tree-inline.
16003 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16004 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16005 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16006 (gate_increase_alignment): New function.
16007 (pass_ipa_increase_alignment): New pass.
16008 * ipa.c: Inline tree-pass.h and timevar.h
16009 (function_and_variable_visibility): Move here from cgraphunit.c
16010 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16011 * passes.c (init_optimization_passes): Add the two new passes.
16012 (execute_todo): Handle cgraph_remove_functions.
16014 2007-01-08 Nick Clifton <nickc@redhat.com>
16016 * config/frv/predicates.md (reg_or_0_operand): Accept
16019 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16021 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16022 * config.gcc: Add bfin*-rtems*.
16024 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16026 * c.opt: Add -flax-vector-conversions.
16027 * c-typeck.c (convert_for_assignment): Pass flag to
16028 vector_types_convertible_p to allow emission of note.
16029 (digest_init): Likewise.
16030 * c-opts.c: Handle -flax-vector-conversions.
16031 * c-common.c (flag_lax_vector_conversions): New.
16032 (vector_types_convertible_p): Unless -flax-vector conversions
16033 has been passed, disallow conversions between vectors with
16034 differing numbers of subparts and/or element types. If such
16035 a conversion is disallowed, possibly emit a note on the first
16036 occasion only to inform the user of -flax-vector-conversions.
16037 The new last argument specifies this.
16038 * c-common.h (flag_lax_vector_conversions): New.
16039 (vector_types_convertible_p): Add extra argument.
16040 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16041 char_type_node for V*QI type vectors.
16042 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16043 Update to satisfy new typechecking rules.
16044 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16045 C and C++ variants.
16046 * doc/invoke.texi (C Dialect Options): Document
16047 -flax-vector-conversions.
16049 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16051 PR tree-optimization/29877
16052 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16053 a register variable on the RHS to not be replaceable.
16055 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16056 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16057 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16058 const_simm15, const_pow2, const_npow2): Added.
16059 * config/score/misc.md (insv, extv, extzv, movmemsi,
16060 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16061 * config/score/score.c (score_address_cost, score_select_cc_mode):
16063 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16064 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16065 Update score_print_operand.
16066 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16067 Adjust register allocate order and update some macro define.
16068 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16069 mdx_block_move_straight, mdx_block_move_loop_head,
16070 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16071 mdx_block_move): Added.
16072 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16073 mdp_limm): Updated and fix some bug and typo.
16074 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16075 (movsf, movdf, doloop_end): Added.
16077 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16079 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16080 config/arm/thumb2.md: Fix comment typos.
16081 * doc/extend.texi: Fix a typo.
16083 2007-01-07 Eric Christopher <echristo@apple.com>
16085 * configure.ac: Check for __stack_chk_fail for darwin.
16086 * configure: Regenerate.
16088 2007-01-07 Richard Guenther <rguenther@suse.de>
16090 * tree-vrp.c (extract_range_from_assert): CSE calls to
16091 compare_values where possible.
16092 (extract_range_from_unary_expr): Likewise.
16094 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16096 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16097 * config/avr/avr.c (call_insn_operand): Delete function.
16098 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16099 instead of register number. Use predicates.
16100 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16101 call_insn_operand): Add.
16103 2007-01-06 Jan Hubicka <jh@suse.cz>
16105 * tree-pass.h (pass_build_cgraph_edges): Declare.
16106 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16107 (visited_nodes): Remove.
16108 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16109 build_cgrpah_edges; make visited_nodes local.
16110 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16111 (record_references_in_initializer): Move to cgraphbuild.c
16112 (initialize_inline_failed, rebuild_cgraph_edges,
16113 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16114 (verify_cgraph_node): Make visited_nodes local.
16115 (cgraph_analyze_function): Do not call cgraph_create_edges and
16116 initialize_inline_failed.
16117 (cgraph_expand_function): Do not call cgraph_lower_function;
16118 assert that function is already lowered.
16119 * Makefile.in (cgraphbuild.o): New.
16120 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16121 at the end of lowering passes.
16123 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16125 * ifcvt.c (cond_move_convert_if_block): New function, code
16126 factored out from...
16127 (cond_move_process_if_block): ...here. Call the new function
16128 on the THEN and ELSE blocks.
16129 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16130 already takes care of this.
16132 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16135 * tree.h (TREE_OVERFLOW_P): New.
16136 * c-typeck.c (parser_build_unary_op): Warn only if result
16137 overflowed and operands did not.
16138 (parser_build_binary_op): Likewise.
16139 (convert_for_assignment): Remove redundant overflow_warning.
16140 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16142 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16144 * c-typeck.c (store_init_value): Split over two lines to follow
16145 the GNU coding style.
16147 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16149 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16150 __GXX_EXPERIMENTAL_CXX0X__.
16151 * doc/cpp.texi: Same.
16153 2007-01-05 Richard Guenther <rguenther@suse.de>
16155 PR middle-end/27826
16156 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16157 with mismatched types. Instead explicitly build a
16158 conversion NOP_EXPR.
16160 2007-01-05 Ian Lance Taylor <iant@google.com>
16162 * c-common.c (decl_with_nonnull_addr_p): New function.
16163 (c_common_truthvalue_conversion): Call it.
16164 * c-typeck.c (build_binary_op): Likewise.
16165 * c-common.h (decl_with_nonnull_addr_p): Declare.
16167 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16170 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16173 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16175 * doc/install.texi (Final install): Document the fact that
16176 the GNAT runtime should not be stripped.
16178 2007-01-04 Jan Hubicka <jh@suse.cz>
16180 * tree-inline.c (fold_marked_statements): Update operand caches
16181 and EH after folding
16183 2007-01-04 Ian Lance Taylor <iant@google.com>
16185 * c-common.c (check_function_nonnull): Whitespace fix.
16187 2007-01-04 Jan Hubicka <jh@suse.cz>
16189 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16190 comitted older version of patch.
16191 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16192 function, celanup cfg and collect garbage.
16194 2007-01-04 Mike Stump <mrs@apple.com>
16196 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16199 2007-01-04 Eric Christopher <echristo@apple.com>
16201 * libgcc2.c (__bswapsi2): Use SItype.
16202 (__bswapdi2): Use DItype.
16203 * libgcc2.h: Update for above.
16205 2007-01-04 Paul Brook <paul@codesourcery.com>
16207 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16208 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16209 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16210 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16211 umulsi3_highpart): Make conditional on !arm_arch6.
16212 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16213 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16214 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16215 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16216 umulsi3_highpart_v6): New insns.
16218 2007-01-04 Roger Sayle <roger@eyesopen.com>
16220 * fold-const.c (fold_convert): When casting an expression to void,
16221 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16222 have a type. Instead of attempting to build a NOP_EXPR, return
16223 these "special" trees directly.
16225 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16227 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16228 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16229 rs6000_cost->fp not 0 as adjustment for outer NEG.
16231 2007-01-04 Jan Hubicka <jh@suse.cz>
16233 * cgraph.c (cgraph_release_function_body): New function.
16234 (cgraph_remove_node): Use it.
16235 * cgraph.h (cgraph_release_function_body): Declare.
16236 * cgraphunit.c (cgraph_expand_function): Use it.
16237 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16238 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16239 is initialized and while compilation of other function is running.
16240 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16241 statement CFG annotations from here to ...
16242 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16244 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16246 * cfgloop.h (enum li_flags): Make the constants powers of two.
16248 2007-01-04 Jan Hubicka <jh@suse.cz>
16250 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16252 (fold_marked_statements): New function.
16253 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16254 * tree-inline.h (copy_body_data): Add statements_to_fold.
16256 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16258 * config.gcc: Mention libgcc/config.host.
16259 * Makefile.in: Update comments mentioning libgcc.
16260 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16261 (all.cross, start.encap, rest.encap, rest.cross): Update
16262 dependencies for libgcc move.
16263 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16264 (clean-target, clean-target-libgcc): Delete.
16265 (srcdirify, GCC_EXTRA_PARTS): New macros.
16266 (libgcc-support, libgcc.mvars): New rules.
16267 (distclean): Remove mention of mklibgcc.
16268 (install): Don't reference INSTALL_LIBGCC.
16269 (install-common): Don't reference EXTRA_PARTS.
16270 (install-libgcc, install-multilib): Delete rules.
16271 * mklibgcc.in: Delete file.
16272 * doc/configfiles.texi: Don't mention mklibgcc.
16274 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16275 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16276 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16277 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16278 (mklibgcc, ldblspecs): Likewise.
16280 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16281 (posixpre.def): Use $(T).
16282 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16283 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16284 (SHLIB_LINK): Make dummy.
16285 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16287 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16289 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16290 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16291 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16292 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16294 * configure.ac (all_outputs): Remove mklibgcc.
16295 * configure: Regenerated.
16297 2007-01-03 Josh Conner <jconner@apple.com>
16299 PR middle-end/29683
16300 * calls.c (compute_argument_addresses): Set stack and stack_slot
16301 for partial args, too.
16302 (store_one_arg): Use locate.size.constant for the size when
16303 generating a save_area.
16305 2007-01-03 Robert Kennedy <jimbob@google.com>
16307 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16308 whose definitions are deleted due to basic block merging.
16310 2007-01-03 Paul Brook <paul@codesourcery.com>
16313 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16315 (use_return_insn): Return 0 for Thumb interrupt functions.
16316 (print_multi_reg): Add rfe argument for IRQ returns.
16317 (arm_output_epilogue): Pop interrupt return address directly into PC.
16318 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16320 2007-01-03 Paul Brook <paul@codesourcery.com>
16322 Merge from sourcerygxx-4_1.
16323 * config/arm/thumb2.md: New file.
16324 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16326 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16327 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16328 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16329 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16331 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16332 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16334 * config/arm/ieee754-sf.S: Ditto.
16335 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16336 (thumb1_base_register_rtx_p): ... to this.
16337 (thumb_index_register_rtx_p): Rename...
16338 (thumb1_index_register_rtx_p): ... to this.
16339 (thumb_output_function_prologue): Rename...
16340 (thumb1_output_function_prologue): ... to this.
16341 (thumb_legitimate_address_p): Rename...
16342 (thumb1_legitimate_address_p): ... to this.
16343 (thumb_rtx_costs): Rename...
16344 (thumb1_rtx_costs): ... to this.
16345 (thumb_compute_save_reg_mask): Rename...
16346 (thumb1_compute_save_reg_mask): ... to this.
16347 (thumb_final_prescan_insn): Rename...
16348 (thumb1_final_prescan_insn): ... to this.
16349 (thumb_expand_epilogue): Rename...
16350 (thumb1_expand_epilogue): ... to this.
16351 (arm_unwind_emit_stm): Rename...
16352 (arm_unwind_emit_sequence): ... to this.
16353 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16354 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16355 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16356 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16357 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16358 thumb2_output_casesi): New functions.
16359 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16360 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16361 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16362 THUMB2_WORK_REGS): Define.
16363 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16364 arm_condexec_mask, arm_condexec_masklen)): New variables.
16365 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16366 (arm_override_options): Check new CPU capabilities.
16367 Set new architecture flag variables.
16368 (arm_isr_value): Handle v7m interrupt functions.
16369 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16371 (const_ok_for_arm): Handle Thumb-2 constants.
16372 (arm_gen_constant): Ditto. Use movw when available.
16373 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16375 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16376 (thumb_find_work_register, arm_load_pic_register,
16377 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16378 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16379 print_multi_reg, output_mov_long_double_fpa_from_arm,
16380 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16381 output_mov_double_fpa_from_arm, output_move_double,
16382 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16383 output_return_instruction, arm_output_function_prologue,
16384 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16385 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16386 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16387 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16388 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16389 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16391 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16392 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16393 (arm_file_start): Output directive for unified syntax.
16394 (arm_unwind_emit_set): Handle stack alignment instruction.
16395 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16396 Add v6t2, v7, v7a, v7r and v7m.
16397 (RETLDM): Add Thumb-2 code.
16398 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16399 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16400 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16401 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16402 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16403 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16404 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16405 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16406 ADJUST_INSN_LENGTH): Define.
16407 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16408 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16409 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16410 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16411 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16412 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16413 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16414 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16415 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16416 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16417 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16418 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16419 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16420 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16421 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16422 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16423 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16425 * config/arm/arm-tune.md: Regenerate.
16426 * config/arm/arm-protos.h: Update prototypes.
16427 * config/arm/vfp.md: Enable patterns for Thumb-2.
16428 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16429 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16430 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16431 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16432 * config/arm/libunwind.S: Add Thumb-2 code.
16433 * config/arm/constraints.md: Update include Thumb-2.
16434 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16435 * config/arm/ieee754-df.S: Ditto.
16436 * config/arm/bpabi.S: Ditto.
16437 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16438 * config/arm/predicates.md (low_register_operand,
16439 low_reg_or_int_operand, thumb_16bit_operator): New.
16440 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16441 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16442 * config/arm/t-arm-elf: Add armv7 multilib.
16443 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16445 (UNSPEC_STACK_ALIGN, ce_count): New.
16446 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16447 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16449 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16450 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16451 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16452 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16453 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16454 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16456 * doc/extend.texi: Document ARMv7-M interrupt functions.
16457 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16459 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16461 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16462 (struct _Unwind_Context): Rename args_size to flags, remove
16463 signal_frame field, add a new args_size field and version field.
16464 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16465 _Unwind_IsExtendedContext): New inline functions.
16466 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16467 Assume by_value array is only present if _Unwind_IsExtendedContext.
16468 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16469 _Unwind_IsSignalFrame.
16470 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16471 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16472 (uw_init_context_1): Initialize context->flags to
16473 EXTENDED_CONTEXT_BIT.
16474 * config/rs6000/linux-unwind.h (frob_update_context): Use
16475 _Unwind_SetSignalFrame.
16477 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16479 PR middle-end/30353
16480 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16481 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16484 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16486 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16487 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16488 RET, AT_SP): Remove.
16489 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16492 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16493 * cfgbuild.c (find_basic_blocks): Likewise.
16494 * cfgrtl.c (rtl_create_basic_block): Likewise.
16495 * function.c (temp_slots_at_level): Likewise.
16496 * reg-stack.c (stack_regs_mentioned): Likewise.
16497 * regclass.c (allocate_reg_info): Likewise.
16498 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16499 set_bb_for_stmt, move_block_to_fn): Likewise.
16500 * tree-complex.c (tree_lower_complex): Likewise.
16501 * vec.h (VEC_safe_grow_cleared): New.
16503 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16505 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16507 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16508 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16510 * cfgloopmanip.c (scale_loop_frequencies): Export.
16511 (loopify): Scale the frequencies by prescribed coefficients.
16512 (set_zero_probability): New function.
16513 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16514 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16515 and frequencies according to arguments.
16516 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16518 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16519 * modulo-sched.c (sms_schedule): Set probabilities for entering
16520 versioned loop correctly.
16521 * tree-vect-transform.c (vect_transform_loop): Ditto.
16522 * cfgloop.h (loopify, loop_version): Declaration changed.
16523 (scale_loop_frequencies): Declared.
16525 2007-01-02 Jan Hubicka <jh@suse.cz>
16527 * cgraph.c: Include tree-flow.h
16528 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16529 early_local_passes.
16530 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16531 * tree-pass.h (pass_all_early_optimizations): Declare.
16532 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16533 early_local_passes.
16534 (cgraph_analyze_function): Do early_local_passes.
16535 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16536 Do not add referenced vars.
16537 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16539 (gate_all_early_local_passes): New gate.
16540 (pass_early_local_passes): Use new gate.
16541 (execute_early_local_optimizations): New functions.
16542 (gate_all_early_optimizations): New gate.
16543 (pass_all_early_optimizations): New pass.
16544 (execute_free_datastructures): Free SSA only when initialized.
16545 (gate_init_datastructures): Init only when optimizing.
16546 (tree_lowering_passes): Do early local passes when called late.
16547 * tree-profile.c (do_tree_profiling): Don't profile functions added
16549 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16550 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16552 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16553 during early_local_passes.
16554 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16557 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16559 * Makefile.in: Update copyright year.
16561 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16563 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16564 in $(lang_checks) and check-consistency targets.
16566 2007-01-02 Jan Hubicka <jh@suse.cz>
16568 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16569 Do not add referenced vars.
16570 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16572 * passes.c (init_optimization_passes): Put mudflap_2 after
16573 free_datastructures.
16575 2007-01-02 Jan Hubicka <jh@suse.cz>
16577 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16578 Set NOTHROW flag on call statements proved to be nothrow.
16579 Update statement of local calls so new pure/const functions are
16580 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16582 (tree_rest_of_compilation): Register hooks and initialize bitmap
16583 early. Do not set after_inlining flag.
16585 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16587 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16588 HOST_BITS_PER_LONGLONG
16590 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16593 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16594 warning for non-static initializers.
16596 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16598 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16599 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16600 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16601 Always use set_unique_reg_note to add REG_EQUAL notes.
16603 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16606 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16608 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16609 * cfgbuild.c (find_basic_blocks): Likewise.
16610 * cfgrtl.c (rtl_create_basic_block): Likewise.
16611 * function.c (temp_slots_at_level): Likewise.
16612 * reg-stack.c (stack_regs_mentioned): Likewise.
16613 * regclass.c (allocate_reg_info): Likewise.
16614 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16615 set_bb_for_stmt, move_block_to_fn): Likewise.
16616 * tree-complex.c (tree_lower_complex): Likewise.
16617 * vec.h (VEC_safe_grow_cleared): New.
16619 2007-01-02 Ian Lance Taylor <iant@google.com>
16621 * c-common.c (c_common_truthvalue_conversion): When warning about
16622 using an assignment as a truth value, set TREE_NO_WARNING.
16624 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16627 * c.opt (Wold-style-declaration): New.
16628 * doc/invoke.texi (C-only Warning Options): New.
16629 (Wold-style-declaration): Document it.
16630 (Wextra): Enabled by -Wextra.
16631 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16632 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16633 -Wold-style-declaration.
16635 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16637 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16638 * cfgbuild.c (find_basic_blocks): Likewise.
16639 * cfgrtl.c (rtl_create_basic_block): Likewise.
16640 * function.c (temp_slots_at_level): Likewise.
16641 * reg-stack.c (stack_regs_mentioned): Likewise.
16642 * regclass.c (allocate_reg_info): Likewise.
16643 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16644 set_bb_for_stmt, move_block_to_fn): Likewise.
16645 * tree-complex.c (tree_lower_complex): Likewise.
16646 * vec.h (VEC_safe_grow_cleared): New.
16648 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16650 * c-common.c (c_common_nodes_and_builtins): Since variants of
16651 void_type_node get built before it is given a name, we need to
16652 give those variants the name, too.
16653 (complete_array_type): We need to work with the canonical main
16654 type of the array, from which we will build the qualified version.
16655 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16656 * print-tree.c (print_node): Display canonical type information
16658 * stor-layout.c (layout_type): When we don't know the
16659 alignment of a type for which we're building an array, we end up
16660 guessing wrong, so make the type require structural equality.
16661 * tree.c (make_node_stat): When we build a new type, it is its
16662 own canonical type.
16663 (build_type_attribute_qual_variant): When building an attribute
16664 variant, its canonical type is the non-attribute variant. However,
16665 if the attributes are target-dependent and they differ, we need to
16666 use structural equality checks for this type.
16667 (build_qualified_type): A qualified type is not equivalent to its
16668 unqualified variant; set the canonical type appropriately.
16669 (build_distinct_type_copy): When building a distinct type from
16670 another type, the new type is its own canonical type.
16671 (build_variant_type_copy): When building a new type variant, we
16672 assume that it is equivalent to the original type.
16673 (build_pointer_type_for_mode): When building a pointer type, also
16674 build a canonical type pointer.
16675 (build_reference_type_for_mode): When building a reference type,
16676 also build a canonical type reference.
16677 (build_index_type): When we can't hash an index type (e.g.,
16678 because its maximum value is negative), the index type requires
16679 structural equality tests.
16680 (build_array_type): Build the canonical form of an array type.
16681 (build_function_type): Function types require structural equality,
16682 because they contain default arguments, attributes, etc.
16683 (build_method_type_directly): Ditto for method types.
16684 (build_offset_type): Build the canonical offset type.
16685 (build_complex_type): Build the canonical vector type.
16686 (make_vector_type): Build the canonical vector type.
16687 * tree.h (TYPE_CANONICAL): New.
16688 (TYPE_STRUCTURAL_EQUALITY_P): New.
16689 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16690 (struct tree_type): Added "canonical" field.
16691 * params.h (VERIFY_CANONICAL_TYPES): New.
16692 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16693 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16694 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16695 * doc/invoke.texi (verify-canonical-types): Document --param
16696 parameter for verifying canonical types.
16698 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16700 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16701 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16702 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16703 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16705 * config/rs6000/e500.h: New.
16706 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16707 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16709 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16710 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16711 TARGET_E500_DOUBLE): Remove.
16712 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16713 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16714 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16715 * config/rs6000/rs6000.c (rs6000_override_options): Use
16716 CHECK_E500_OPTIONS.
16718 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16720 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16721 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16722 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16723 rs6000_emit_cmove): Don't check TARGET_E500.
16724 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16725 sordered): Don't check TARGET_E500.
16727 2007-01-01 Eric Christopher <echristo@apple.com>
16729 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16730 HARD_REGISTER_NUM_P.
16732 2007-01-01 Roger Sayle <roger@eyesopen.com>
16734 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16735 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16736 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16739 2007-01-01 Mike Stump <mrs@apple.com>
16741 * configure.ac: Remove support for building with Apple's gcc-3.1.
16743 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16745 PR middle-end/30311
16746 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16747 REG is a hard register. Do not modify REG before calling
16749 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16750 multiple of the size of YMODE for certain lowpart cases.
16752 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16754 PR middle-end/30253
16755 * gimplify (voidify_wrapper_expr): Update for
16756 GIMPLE_MODIFY_STMT.
16758 2007-01-01 Andreas Schwab <schwab@suse.de>
16761 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16762 save of BR0 in extra_spill_size instead of spill_size.
16763 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16765 (ia64_expand_epilogue): Restore BR0 from its new location.
16767 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16769 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16770 Use a temporary variable if the left hand side is not a gimple
16773 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16775 * gimplify.c (gimplify_return_expr): Make the temporary variable
16776 for the return expression, a gimple register variable.
16778 2007-01-01 Jan Hubicka <jh@suse.cz>
16780 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16783 2007-01-01 Mike Stump <mrs@apple.com>
16785 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16787 * config/darwin.c (machopic_select_rtx_section): Use
16788 HAVE_GAS_LITERAL16.
16789 (darwin_mergeable_constant_section): Likewise.
16790 * configure: Regenerate.
16791 * config.in: Regenerate.
16793 2007-01-01 Jan Hubicka <jh@suse.cz>
16794 Andrew Pinski <pinskia@gmail.com>
16796 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16797 before starting IPA passes.