1 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
2 Anatoly Sokolov <aesok@dol.ru>
4 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5 avr_epilogue_uses) : Add declaration.
6 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
7 * config/avr/constraints.md (R): New constraint.
8 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
13 call_prologue_saves, epilogue_restores, return_from_epilogue,
14 return_from_main_epilogue, return_from_interrupt_epilogue,
15 return_from_naked_epilogue, prologue, epilogue): New patterns.
16 (jump): Handle symbol reference.
17 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18 avr_output_function_prologue, avr_output_function_epilogue): Remove
20 (avr_init_machine_status, expand_prologue, expand_epilogue,
21 avr_asm_function_end_prologue, avr_epilogue_uses,
22 avr_asm_function_begin_epilogue): New functions.
23 (prologue_size, epilogue_size, jump_tables_size): Remove global
25 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
26 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
27 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
28 (avr_override_options): Initialise init_machine_status.
29 (output_movhi): Handle all stack pointer loads.
30 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
31 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
32 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
33 (EPILOGUE_USES) Redefine.
34 (machine_function) Declare.
36 2007-05-19 Richard Sandiford <richard@codesourcery.com>
38 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
39 Use a single return statement.
41 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
44 * builtins.c (do_mpfr_lgamma_r): New.
45 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
46 * tree.h (CASE_FLT_FN_REENT): New.
48 2007-05-18 Geoffrey Keating <geoffk@apple.com>
50 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
51 (output_die): Use 'unsigned long' with %x.
52 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
53 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
54 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
56 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
58 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
63 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
64 true if function has no argument.
66 2007-05-18 DJ Delorie <dj@redhat.com>
68 * config/mips/mips.c (mips_offset_within_alignment_p): New.
69 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
71 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
73 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
74 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
76 (__i386__): Implement count_leading_zeros using __builtin_clz().
77 Implement count_trailing_zeros usign __builtin_ctz().
79 2007-05-18 Richard Sandiford <richard@codesourcery.com>
81 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
83 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
86 * expr.c (emit_move_change_mode): Change mode of push operands here.
88 2007-05-17 Ian Lance Taylor <iant@google.com>
90 PR tree-optimization/31953
91 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
93 (set_value_range_to_null): Call set_value_range_to_value.
94 (extract_range_from_comparison): Likewise.
96 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
98 * toplev.c (print_version): Output GMP/MPFR version info.
100 * builtins.c (CASE_MATHFN_REENT): New macro.
101 (mathfn_built_in): Use it.
102 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
103 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
104 BUILT_IN_LGAMMAL_R): New.
105 * doc/extend.texi: Document new builtins.
108 * builtins.c (do_mpfr_remquo): New.
109 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
110 (fold_builtin_3): Handle BUILT_IN_REMQUO.
113 * builtins.c (fold_builtin_1): Handle y0, y1.
114 (fold_builtin_2): Handle yn.
117 * builtins.c (do_mpfr_bessel_n): New.
118 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
119 (fold_builtin_2): Handle BUILT_IN_JN.
121 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
124 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
125 TYPE_PRECISION (intmax_type_node).
127 2007-05-17 Steve Ellcey <sje@cup.hp.com>
130 * reload.c (subst_reloads): Remove checking.
132 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
134 PR rtl-optimization/31691
135 * combine.c (simplify_set): Build a new src pattern instead of
136 substituting its operands in the COMPARE case.
138 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
140 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
141 (execute_vrp): Preserve loops through jump threading.
142 * tree-ssa-threadupdate.c (thread_single_edge,
143 dbds_continue_enumeration_p, determine_bb_domination_status,
144 thread_through_loop_header): New functions.
145 (create_edge_and_update_destination_phis,
146 create_edge_and_update_destination_phis): Set loops for the new blocks.
147 (prune_undesirable_thread_requests): Removed.
148 (redirect_edges): Do not pretend that redirect_edge_and_branch can
150 (thread_block): Do not call prune_undesirable_thread_requests.
152 (mark_threaded_blocks): Select edges to thread here.
153 (thread_through_all_blocks): Take may_peel_loop_headers argument.
154 Thread edges through loop headers independently.
155 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
156 * tree-pass.h (TODO_mark_first_instance): New.
157 (first_pass_instance): Declare.
158 * cfghooks.c (duplicate_block): Put the block to the original loop
159 if copy is not specified.
160 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
161 jump threading. Pass may_peel_loop_headers to
162 thread_through_all_blocks according to first_pass_instance.
163 * cfgloop.h (create_preheader): Declare.
164 * tree-flow.h (thread_through_all_blocks): Declaration changed.
165 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
166 * passes.c (first_pass_instance): New variable.
167 (next_pass_1): Set TODO_mark_first_instance.
168 (execute_todo): Set first_pass_instance.
170 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
172 PR tree-optimization/24659
173 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
174 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
175 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
176 OTI_vec_pack_ufix_trunc.
177 (vec_unpacks_float_hi_optab): Define new macro.
178 (vec_unpacks_float_lo_optab): Ditto.
179 (vec_unpacku_float_hi_optab): Ditto.
180 (vec_unpacku_float_lo_optab): Ditto.
181 (vec_pack_sfix_trunc_optab): Ditto.
182 (vec_pack_ufix_trunc_optab): Ditto.
183 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
184 and vec_pack_[s|u]fix_trunc_optab using
185 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
186 * tree-vectorizer.c (supportable_widening_operation): Handle
187 FLOAT_EXPR and CONVERT_EXPR. Update comment.
188 (supportable_narrowing_operation): New function.
189 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
190 * tree-vect-transform.c (vectorizable_conversion): Handle
191 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
192 (vect_gen_widened_results_half): Move before vectorizable_conversion.
193 (vectorizable_type_demotion): Call supportable_narrowing_operation()
194 to check for target support.
195 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
196 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
197 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
198 for VEC_PACK_FIX_TRUNC_EXPR.
199 (expand_binop): Special case mode of the result for
200 vec_pack_[u|s]fix_trunc_optab.
201 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
202 vec_pack_[u|s]fix_trunc_optab.
204 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
205 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
206 * tree-pretty-print.c (dump_generic_node): Handle
207 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
208 VEC_PACK_FIX_TRUNC_EXPR.
210 * expr.c (expand_expr_real_1): Ditto.
211 * tree-inline.c (estimate_num_insns_1): Ditto.
212 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
214 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
215 (vec_unpacks_float_lo_v8hi): Ditto.
216 (vec_unpacku_float_hi_v8hi): Ditto.
217 (vec_unpacku_float_lo_v8hi): Ditto.
218 (vec_unpacks_float_hi_v4si): Ditto.
219 (vec_unpacks_float_lo_v4si): Ditto.
220 (vec_pack_sfix_trunc_v2df): Ditto.
222 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
224 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
225 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
226 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
227 [vec_pack_ufix_trunc]: Ditto.
228 [vec_unpacks_float_hi]: Ditto.
229 [vec_unpacks_float_lo]: Ditto.
230 [vec_unpacku_float_hi]: Ditto.
231 [vec_unpacku_float_lo]: Ditto.
233 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
235 * soft-fp/README: Update for new files.
236 * soft-fp/floattisf.c: New file.
237 * soft-fp/floattidf.c: New file.
238 * soft-fp/floattitf.c: New file.
239 * soft-fp/floatuntisf.c: New file.
240 * soft-fp/floatuntidf.c: New file.
241 * soft-fp/floatuntitf.c: New file.
242 * soft-fp/fixsfti.c: New file.
243 * soft-fp/fixdfti.c: New file.
244 * soft-fp/fixtfti.c: New file.
245 * soft-fp/fixunssfti.c: New file.
246 * soft-fp/fixunsdfti.c: New file.
247 * soft-fp/fixunstfti.c: New file.
248 * soft-fp/extendxftf.c: New file.
249 * soft-fp/trunctfxf.c: New file.
251 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
252 (__trunctfxf2): Ditto.
254 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
255 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
256 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
257 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
258 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
259 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
261 * config/i386/t-fprules-softfp64: New file.
262 * config/i386/sfp-machine.h: New file.
263 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
264 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
265 and soft-fp/t-softfp to tmake_file.
266 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
267 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
269 * config/i386/t-linux64 (softfp_wrap_start): New.
270 (softfp_wrap_end): New.
271 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
272 supported for TARGET_64BIT.
274 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
276 * c-common.c (c_common_signed_or_unsigned_type): Emulate
277 c_common_unsigned_type behavior.
279 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
281 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
284 2007-05-16 Eric Christopher <echristo@apple.com>
286 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
287 saving after stack push. Set sp_offset whenever we push.
288 (rs6000_emit_epilogue): Move altivec register restore before
291 2007-05-16 Richard Sandiford <richard@codesourcery.com>
293 * configure.ac: Allow sysroots to be relocated under $prefix as
294 well as $exec_prefix.
295 * configure: Regenerate.
297 2007-05-16 Richard Sandiford <richard@codesourcery.com>
301 2007-05-12 Richard Sandiford <richard@codesourcery.com>
303 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
304 (gcc_tooldir): Likewise.
305 * configure: Regenerate.
306 * Makefile.in (libsubdir_to_prefix): New variable, based on the
307 old configure.ac gcc_tooldir setting.
308 (prefix_to_exec_prefix): New variable.
309 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
310 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
312 2007-05-14 Janis Johnson <janis187@us.ibm.com>
314 * c-typeck.c (build_binary_op): Return early for error.
316 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
318 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
319 struct nb_iter_bound.
320 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
321 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
322 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
323 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
324 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
325 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
326 (del_scev_info): Use ggc_free.
327 (scev_initialize): Allocate scalar_evolution_info in gc memory.
328 * loop-init.c: Include ggc.h.
329 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
330 (loop_optimizer_finalize): Use ggc_free.
331 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
332 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
333 pass_iv_optimize): Add TODO_ggc_collect.
334 * function.h (struct function): Remove skip marker from x_current_loops.
335 * cfgloop.c: Include ggc.h.
336 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
338 (establish_preds): Vector superloops is gc allocated.
339 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
341 (flow_loops_find): Vector larray is gc allocated.
342 (loop_exit_free): Use ggc_free.
343 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
344 that head of exits list is now not a part of struct loop.
345 (record_loop_exits): Allocate exits table in gc memory.
346 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
347 head of exits list is now not a part of struct loop.
348 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
349 struct loop_exit): Add GTY marker.
350 (struct loop): Add GTY marker. Make superloops vector gc allocated.
351 Add skip marker to aux field. Make head of exits list a separate
353 (struct loops): Add GTY marker. Make larray vector gc allocated.
354 Add param marker to exits table.
355 (get_loops): Type changed.
356 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
358 (cfgloop.o, loop-init.o): Add ggc.h dependency.
359 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
360 * basic-block.h (struct basic_block_def): Remove skip marker from
363 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
365 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
366 of 0 in the call to expand_expr().
367 (expand_builtin_mathfn_3): Ditto.
368 (expand_builtin_interclass_mathfn): Ditto.
369 (expand_builtin_cexpi): Ditto.
370 (expand_builtin_int_roundingfn): Ditto.
371 (expand_builtin_int_roundingfn_2): Ditto.
372 (expand_builtin_pow): Ditto.
373 (expand_builtin_powi): Ditto.
374 (expand_builtin_bswap): Ditto.
375 (expand_builtin_unop): Ditto.
376 (expand_builtin_fabs): Ditto.
377 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
378 the call to expand_expr().
379 (expand_builtin_sync_operation): Ditto.
380 (expand_builtin_compare_and_swap): Ditto.
381 (expand_builtin_lock_test_and_set): Ditto.
382 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
383 instead of 0 in the call to expand_expr().
384 (expand_builtin_extract_return_addr): Ditto.
385 (expand_builtin_eh_return): Ditto.
386 (expand_eh_return): Ditto.
387 * explow.c (expr_size): Ditto.
388 * expr.c (optimize_bitfield_assignment_op): Ditto.
389 (expand_assignement): Ditto.
391 (store_field): Ditto.
392 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
393 the call to expand_expr().
394 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
395 in the call to expand_expr().
396 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
397 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
398 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
400 * optabs.c (expand_vec_shift_expr): Ditto.
401 (expand_vec_cond_expr): Ditto.
402 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
403 call to expand_expr().
404 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
405 in the call to expand_expr().
407 2007-05-14 Dave Korn <dave.korn@artimi.com>
409 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
411 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
413 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
414 instead of c_common_unsigned_type.
415 (c_common_unsigned_type): Remove.
416 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
417 c_common_unsigned_type.
418 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
419 c_common_unsigned_type.
420 * c-common.h (c_common_unsigned_type): Remove.
421 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
422 c_common_unsigned_type.
423 * c-format.c (check_format_types): Use unsigned_type_for instead of
424 c_common_unsigned_type.
425 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
426 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
427 c_common_unsigned_type.
428 * convert.c (convert_to_integer): Use unsigned_type_for instead of
429 lang_hooks.types.unsigned_type.
430 * expmed.c (make_tree): Use unsigned_type_for instead of
431 lang_hooks.types.unsigned_type.
432 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
433 lang_hooks.types.unsigned_type.
434 (build_range_check): Likewise.
435 (fold_unary): Likewise.
436 (fold_binary): Likewise.
437 (fold_ternary): Likewise.
438 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
439 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
440 * tree.c (get_unsigned_type): New.
441 (unsigned_type_for): Use get_unsigned_type instead of
442 lang_hooks.types.unsigned_type.
444 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
446 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
447 to m68k_get_function_kind. Update its prototype.
448 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
450 (m68k_interrupt_function_p): Return enum m68k_function_type
451 instead of bool. Rename to m68k_get_function_kind.
452 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
454 (m68k_compute_frame_layout): Don't mark any register for save
455 if an interrupt_thread attribute is specified.
456 (m68k_hard_regno_rename_ok): Update a use of
457 m68k_interrupt_function_p.
458 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
459 m68k_interrupt_function_p.
460 (m68k_function_type): New.
461 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
462 for a function with an interrupt_thread attribute.
463 * doc/extend.texi: Document the interrupt_thread attribute.
465 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
467 Fix PR tree-optimization/31911
468 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
469 if they didn't change the expression.
471 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
473 * tree-scalar-evolution.c (resolve_mixers): Exported.
474 * tree-scalar-evolution.h (resolve_mixers): Declare.
475 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
476 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
477 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
478 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
479 init_array_ref, init_pointer_ref, analyze_indirect_ref,
480 strip_conversion, analyze_offset_expr, address_analysis,
481 object_analysis, analyze_offset): Removed.
482 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
483 split_constant_offset, canonicalize_base_object_address,
484 object_address_invariant_in_loop_p, disjoint_objects_p,
485 dr_may_alias_p, dr_address_invariant_p): New functions.
486 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
487 and dr_analyze_alias.
488 (initialize_data_dependence_relation): Use dr_may_alias_p
489 and object_address_invariant_in_loop_p.
490 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
492 (find_data_references_in_stmt): Restrict the analysis of data references
493 to the given loop nest.
494 (find_data_references_in_loop): Made static. Pass loop nest to
495 find_data_references_in_stmt.
496 (compute_data_dependences_for_loop): Use DR_VOPS.
497 (free_data_ref): Free DR_VOPS.
498 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
499 (struct innermost_loop_behavior): ... new.
500 (struct base_object_info): Replaced by ...
501 (struct indices): ... new.
502 (struct dr_alias): New.
503 (enum data_ref_type): Removed.
504 (struct data_reference): Consist of struct innermost_loop_behavior,
505 struct indices and struct dr_alias.
506 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
507 (DR_MEMTAG): Renamed to ...
508 (DR_SYMBOL_TAG): ... this.
509 (find_data_references_in_loop): Declaration removed.
510 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
511 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
512 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
513 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
515 2007-05-13 Revital Eres <eres@il.ibm.com>
517 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
518 which walks virtual def-use chains to find redundant stores.
519 (dse_optimize_stmt): Call it.
521 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
523 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
524 * passes.c (init_optimization_passes): Move pass_jump_bypass
527 * basic-block.h (bb_has_eh_pred): Fix style issue.
529 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
531 PR rtl-optimization/31848
532 * loop-invariant.c (move_invariant_reg): If we move an insn
533 with a REG_EQUAL note, and that insn is not always executed,
534 remove the REG_EQUAL note.
536 2007-05-12 Richard Guenther <rguenther@suse.de>
538 PR tree-optimization/31797
539 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
540 propagate into a stmt that has volatile ops.
542 2007-05-12 Richard Sandiford <richard@codesourcery.com>
544 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
545 (gcc_tooldir): Likewise.
546 * configure: Regenerate.
547 * Makefile.in (libsubdir_to_prefix): New variable, based on the
548 old configure.ac gcc_tooldir setting.
549 (prefix_to_exec_prefix): New variable.
550 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
551 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
553 2007-05-11 Silvius Rus <rus@google.com>
555 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
556 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
557 * c-common.h (strict_aliasing_warning): Change return type.
558 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
559 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
560 (build_c_cast): Condition call to strict_aliasing_warning.
561 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
562 * flags.h (set_Wstrict_aliasing): Declare.
563 * opts.c (set_Wstrict_alising): Define, add call to.
564 * tree-flow.h (strict_aliasing_warning_backend): Declare.
565 * tree-ssa-alias-warnings.c: New file.
566 * tree-ssa-alias.c (compute_may_aliases): Add call to
567 strict_aliasing_warning_backend.
569 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
571 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
572 Use loop_depth and loop_outer accessor functions.
573 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
574 determine_invariantness_stmt, move_computations_stmt): Ditto.
575 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
576 add_loop, loopify, unloop, fix_loop_structure): Ditto.
577 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
578 * tree-scalar-evolution.c (interpret_loop_phi,
579 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
580 instantiate_parameters_1, scev_const_prop): Ditto.
581 * cfghooks.c (make_forwarder_block): Ditto.
582 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
583 * modulo-sched.c (loop_canon_p): Ditto.
584 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
585 slpeel_can_duplicate_loop_p): Ditto.
586 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
587 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
588 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
589 cancel_loop, verify_loop_structure): Ditto.
590 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
591 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
592 superloops vector instead of "pred" array.
593 (establish_preds): Take father loop as an argument. Initialize the
595 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
596 initialize loop->outer.
597 (flow_loop_tree_node_remove): Truncate the superloops vector.
598 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
599 "pred" merged to "superloops" vector.
600 (loop_depth, loop_outer): New.
601 (fel_init): Use loop_outer.
603 2007-05-11 Jan Hubicka <jh@suse.cz>
605 * cgraphunit.c: Include gt-cgraphunit.h
606 (static_ctors, static_dtors): New static vars.
607 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
608 based on implementation in c-common.c
609 (cgraph_finalize_function): Call record_cdtor_fn.
610 (cgraph_optimize): Call cgraph_build_cdtor_fns.
611 * decl.c (finish_function): Do not call c_record_cdtor_fn.
612 (c_write_global_declarations): Do not call c_build_cdtor_fns.
613 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
614 build_cdtor, c_build_cdtor_fns): Remove.
615 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
616 c_build_cdtor_fns): Remove prototype.
618 2007-05-11 Paolo Carlini <pcarlini@suse.de>
621 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
622 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
623 * builtins.c (fold_builtin_memchr): New.
624 (expand_builtin_memchr): Call the latter.
625 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
626 * doc/extend.texi ([Other built-in functions provided by GCC]):
629 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
631 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
632 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
633 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
634 PFPO_OP1_TYPE_SHIFT): Constants added.
635 (DFP_ALL): Mode macro defined.
636 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
637 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
638 Insn definitions added.
639 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
640 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
643 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
645 PR tree-optimization/31885
646 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
648 (automatically_generated_chrec_p): Return false for NULL.
650 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
652 * config/bfin/bfin.h (MOVE_RATIO): Define.
654 2007-05-10 Richard Sandiford <richard@codesourcery.com>
656 * config.gcc (sparc-wrs-vxworks): New target.
657 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
658 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
659 * config/sparc/sparc.h: Include vxworks-dummy.h.
660 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
661 include LABEL_REFs too.
662 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
663 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
665 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
667 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
668 (sparc_emit_call_insn): New function.
669 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
670 functions when generating VxWorks PIC.
671 * config/sparc/sparc.md (vxworks_load_got): New pattern.
672 (call, call_value): Use sparc_emit_call_insn instead of
675 2007-05-09 Bob Wilson <bob.wilson@acm.org>
677 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
679 2007-05-09 Bob Wilson <bob.wilson@acm.org>
681 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
682 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
683 instead of operand_subword.
685 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
687 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
688 * config/bfin/bfin.c (bfin_local_alignment): New function.
689 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
691 2007-05-08 Chao-ying Fu <fu@mips.com>
693 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
694 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
695 (smsub_widen_optab, umsub_widen_optab): Define.
696 * optabs.c (init_optabs): Initialize smsub_widen_optab and
698 * genopinit.c (optabs): Fill in smsub_widen_optab and
700 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
701 and umsub_widen_optab to implement multiply-subtract sequences.
702 * config/mips/mips.md (*msac<u>_di): Rename to...
703 (<u>msubsidi4): ...this. Extend condition to include
704 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
705 of operand 0 to "ka" and use the three-operand form of msub<u>
707 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
710 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
712 PR rtl-optimization/28011
713 * reload.c (push_reload): Set dont_share if IN appears in OUT
714 also when IN is a PLUS rtx.
715 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
718 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
720 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
721 call unshare_all_decls.
722 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
723 (unshare_all_decls): Remove.
725 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
728 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
731 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
732 Nigel Stephens <nigel@mips.com>
734 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
735 Update comments and all uses.
736 (MIN_FPRS_PER_FMT): Define.
737 * config/mips/mips.c (function_arg): Fix to correctly handle
738 the -mips32r2 -mfp64 -mabi=32 case.
739 (override_options): Enable use of odd-numbered registers for
740 SFmode values on MIPS32.
741 (mips_save_reg_p): Save whole floating-point register pair if
743 (compute_frame_size): Fix comment.
745 2007-05-08 Jie Zhang <jie.zhang@analog.com>
747 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
748 argument of type bool.
749 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
750 argument. Safely select temporary P register according to it.
751 (do_link): Change call site of add_to_reg accordingly.
752 (do_unlink): Add epilogue_p as a fourth argument and pass it
754 (expand_interrupt_handler_epilogue): Change call of do_unlink
756 (bfin_expand_prologue): Add a third argument sibcall_p.
757 * config/bfin/bfin.md (epilogue): Change call of
758 bfin_expand_epilogue accordingly.
759 (sibcall_epilogue): Likewise.
760 (eh_return_internal): Likewise.
762 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
763 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
764 * config/bfin/bfin.c (bfin_handle_option): Handle
765 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
766 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
767 Support bf534, bf536 and bf561.
768 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
770 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
773 * config/i386/i386.c (ix86_function_regparm): Process local
774 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
776 2007-05-07 Mike Stump <mrs@apple.com>
778 * doc/invoke.texi (Warning Options): Document that -Wempty-body
779 also checks for and while statements in C++.
781 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
783 * gcc.c (at_file_supplied): New variable.
784 (main): Set it if we expanded argv.
785 (do_spec_1): Pass an @-file to the linker if we were called with
786 an @-file argument and HAVE_GNU_LD.
787 * collect2.c (at_file_supplied): New variable.
788 (response_file): New variable.
789 (collect_exit): Unlink response_file if necessary.
792 (main): Set at_file_supplied if we expanded argv.
793 (collect_execute): Pass an @-file to subprocesses if we were called
794 with an @-file argument.
795 * configure.ac: Add define for HAVE_GNU_LD.
796 * configure: Regenerate.
797 * config.in: Regenerate.
799 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
801 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
807 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
809 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
810 (TARGET_ENCODE_SECTION_INFO): Re-define.
811 (m32c_encode_section_info): New
812 (function_vector_handler): New
813 (current_function_special_page_vector): New
814 (m32c_special_page_vector_p): New.
815 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
817 * config/m32c/jump.md: Added instruction JSRS for functions
818 with attribute "function_vector".
819 * doc/extend.texi (function_vector): Added description
820 for M16C, M32C targets.
822 2007-05-07 DJ Delorie <dj@redhat.com>
825 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
826 ashrpsi3, lshrpsi3): Update shift count constraint.
828 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
829 Nathan Froyd <froydnj@codesourcery.com>
832 * c-incpath.c (add_path): Strip trailing path separators.
834 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
836 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
837 Free dominance info before purging EH edges.
838 (eliminate_degenerate_phis): Likewise.
839 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
841 2007-05-07 Jan Hubicka <jh@suse.cz>
843 * gimplify.c (gimplify_expr): Do not crash when folding
846 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
849 * c-opts.c (lang_fortran): Make it non static.
850 * c-common.h (lang_fortran): New prototype.
851 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
852 -lang-fortran option was passed by the driver.
854 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
856 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
857 of ASSERT_CHECKING. Tweak message.
859 2007-05-06 Revital Eres <eres@il.ibm.com>
862 * loop-unroll.c (insert_var_expansion_initialization):
863 Initialize the expansions with -zero instead of +zero.
865 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
867 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
868 into pic and non-pic versions. Mark r19 as used for
869 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
870 for tgd_load, tld_load and tie_load .
871 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
872 version of tgd_load, tld_load and tie_load depending on the
875 2007-05-04 Ulrich Drepper <drepper@redhat.com>
876 Jakub Jelinek <jakub@redhat.com>
878 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
879 (__do_global_dtors_aux): Use more paranoid loop to run
880 destructors if HIDDEN_DTOR_LIST_END.
881 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
883 2007-05-04 Jakub Jelinek <jakub@redhat.com>
885 * varasm.c (align_variable): Don't increase alignment for
886 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
887 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
889 2007-05-04 Josh Conner <jconner@apple.com>
891 * basic-block.h (cdi_direction): Assign values to all enumeration
893 (dom_computed): Remove.
894 (dom_info_state): New.
895 (set_dom_info_availability): New.
896 * tree-ssa-loop-im.c (determine_invariantness): Initialize
897 walk_data.dom_direction.
898 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
899 instead of dom_computed[].
900 (split_edge): Likewise.
901 (create_basic_block): Likewise.
902 (merge_blocks): Likewise.
903 * ifcvt.c (find_if_header): Likewise.
904 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
905 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
906 * tree-ssa.c (verify_ssa): Likewise.
907 * tree-cfg.c (tree_verify_flow_info): Likewise.
908 (remove_edge_and_dominated_blocks): Likewise.
909 * dominance.c (dom_computed): Make static.
910 (calc_dfs_tree_nonrec): Change third param to a bool.
911 (calc_dfs_tree): Change second param to a bool.
912 (calc_idioms): Change second param to a bool. Use
913 dom_convert_dir_to_idx.
914 (init_dom_info): Validate dir before using.
915 (dom_convert_dir_to_idx): New.
916 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
917 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
918 (free_dominance_info): Use dom_convert_dir_to_idx.
919 (get_immediate_dominator): Likewise.
920 (set_immediate_dominator): Likewise.
921 (get_dominated_by): Likewise.
922 (redirect_immediate_dominators): Likewise.
923 (nearest_common_denominator): Likewise.
924 (dominated_by_p): Likewise.
925 (bb_dom_dfs_in): Likewise.
926 (bb_dom_dfs_out): Likewise.
927 (recount_dominator): Likewise.
928 (iterate_fix_dominators): Likewise.
929 (add_to_dominance_info): Likewise.
930 (delete_from_dominance_info): Likewise.
931 (first_dom_son): Likewise.
932 (next_dom_son): Likewise.
933 (dom_info_available_p): Likewise.
934 (dom_info_state): New.
935 (set_dom_info_availability): New.
937 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
939 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
941 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
943 2007-05-04 Bob Wilson <bob.wilson@acm.org>
945 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
946 (subdi3, subdi_carry): Delete.
948 2007-05-04 Jan Hubicka <jh@suse.cz>
949 Richard Guenther <rguenther@suse.de>
951 * opts.c (decode_options): Do not fiddle with inlining
952 parameters in case of optimizing for size.
953 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
955 (cgraph_decide_inlining_of_small_function): When optimizing for
956 size never inline functions increasing caller size.
957 (cgraph_early_inlining): Inline for size when optimizing for size.
959 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
961 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
962 logical operations piecewise.
963 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
964 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
965 subdi_sesidi_di): Delete.
966 (add_with_carry): Produce carry in CC instead of a DREG to shorten
967 the generated sequence. Allow three-reg add in constraints. Rewrite
968 the rtl expression for carry to avoid zero_extend of a constant.
969 (sub_with_carry): New pattern.
970 (adddi3, subdi3): Change into define_expand. For subtract, generate a
971 different sequence not involving jumps.
972 (notbi): Now a named pattern.
974 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
976 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
977 Add the note about a significant loss of accuracy of some
978 mathematical routines when these options are used.
980 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
982 * haifa-sched.c (rtx_vec_t): New typedef.
983 (contributes_to_priority_p): Extract piece of priority () into new
985 (priority): Use the function. Add assertion.
986 (rank_for_schedule, set_priorities): Add assertion to check that
987 insn's priority is initialized.
988 (clear_priorities, calc_priorities): Change signature. Make it update
989 all relevant insns. Update all callers ('add_to_speculative_block ()'
990 and 'create_block_check_twin ()').
991 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
992 Add new field 'priority_status'.
993 (INSN_PRIORITY_STATUS): New macro.
994 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
996 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
998 * sched-ebb.c (debug_ebb_dependencies): New static function.
999 (init_ready_list): Use it.
1001 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
1002 with changed signature and 'debug_rgn_dependencies ()'.
1003 (debug_rgn_dependencies): New static function.
1004 (init_ready_list): Use it.
1006 * sched-int.h (debug_dependencies): Declare.
1008 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1010 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
1012 2007-05-04 Dirk Mueller <dmueller@suse.de>
1014 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
1016 2007-05-03 Jan Hubicka <jh@suse.cz>
1018 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
1019 for pointer type in more cases than before.
1021 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
1023 * tree-object-size.c (plus_expr_object_size): When operand size is
1024 unknown, return unknown.
1026 2007-05-03 Dirk Mueller <dmueller@suse.de>
1028 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
1030 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
1033 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
1035 2007-05-03 Janis Johnson <janis187@us.ibm.com>
1037 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
1039 2007-05-03 Joseph Myers <joseph@codesourcery.com>
1041 * config/soft-fp/double.h, config/soft-fp/extended.h,
1042 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
1043 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
1044 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
1045 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
1048 2007-05-03 Ian Lance Taylor <iant@google.com>
1050 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
1051 MASK_PPC_GFXOPT for 8540 or 8548.
1053 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1055 * tree-vect-transform.c (vect_update_inits_of_drs): Use
1056 vect_print_dump_info() to output debug information.
1058 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1061 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
1062 operands of size 2 when operand is not MEM_P.
1064 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1066 PR tree-optimization/30565
1067 * lambda-code.c (perfect_nestify): Fix updating of dominators.
1069 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
1071 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
1072 (umulsi3_highpart): Use them.
1073 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
1074 for final accumulator to D regisster tranfser.
1076 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
1078 PR tree-optimization/31699
1079 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
1081 (vect_enhance_data_refs_alignment): Compute peel amount using
1082 TYPE_VECTOR_SUBPARTS instead of vf.
1083 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
1085 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
1088 * system.h: Remove inclusion of double-int.h
1089 * tree.h: Include double-int.h
1090 * gengtype.c: Likewise
1091 * cfgloop.h: Likewise
1092 * Makefile.in: Adjust dependencies on double-int.h
1094 2007-05-02 Eric Christopher <echristo@apple.com>
1096 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
1097 -shared to -Zdynamiclib.
1099 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
1102 * c-common.c (strip_pointer_or_array_types): New function.
1103 * c-common.h (strip_pointer_or_array_types): New function declaration.
1105 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1107 PR tree-optimization/31771
1108 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
1110 2007-05-02 Paul Brook <paul@codesourcery.com>
1112 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
1114 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1117 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1120 2007-05-02 Nick Clifton <nickc@redhat.com>
1122 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1124 2007-05-02 Richard Guenther <rguenther@suse.de>
1126 PR tree-optimization/31146
1127 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1128 argument, single_use_p. If we have a single use that is
1129 a conversion to the definition rhs type, propagate that rhs.
1130 (forward_propagate_addr_expr): Pass single_use_p argument
1131 to forward_propagate_addr_expr_1.
1133 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1135 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1138 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1140 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1141 'AMD Family 10 core'.
1143 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1145 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1146 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1147 with SSE3 instruction set support.
1148 * doc/invoke.texi: Likewise.
1150 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1152 * config/i386/i386.c (override_options): Tuning 32-byte loop
1153 alignment for amdfam10 architecture. Increasing the max loop
1154 alignment to 24 bytes.
1156 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1158 * config/m68k/constraints.md: New.
1159 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1160 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1161 EXTRA_CONSTRAINT): Remove.
1162 * config/m68k/m68k.md: Include constraints.md.
1163 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1165 2007-05-01 Ian Lance Taylor <iant@google.com>
1167 PR tree-optimization/31739
1168 * tree-vrp.c (vrp_val_is_max): New static function.
1169 (vrp_val_is_min): New static function.
1170 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1172 (set_value_range): Use vrp_val_is_{max,min}.
1173 (extract_range_from_assert): Likewise.
1174 (extract_range_from_binary_expr): Likewise.
1175 (extract_range_from_unary_expr): Likewise.
1176 (dump_value_range, vrp_meet): Likewise.
1177 (vrp_visit_phi_node): Likewise.
1178 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1180 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1182 * config/i386/gmon-sol2.c (size_t): New type.
1183 (intptr_t): Likewise.
1184 (s_textsize): Declare as size_t.
1186 (monstartup): Use size_t for sizes.
1187 (_mcount): Save and restore registers.
1188 (internal_mcount): Pass 0 as the first argument to monstartup
1190 (moncontrol): Convert pointer to appropriately sized integer
1191 before passing to profil.
1193 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1195 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1196 __NO_FPRS__, not just if _SOFT_DOUBLE.
1197 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1198 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1199 also for E500 double.
1200 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1201 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1204 2007-05-01 Richard Guenther <rguenther@suse.de>
1206 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1209 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1211 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
1213 2007-05-01 Jan Hubicka <jh@suse.cz>
1215 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
1218 2007-05-01 Jan Hubicka <jh@suse.cz>
1220 * tree.h (maybe_fold_offset_to_component_ref): Remove.
1221 (maybe_fold_offset_to_reference): Declare.
1222 * fold-const.c (fold_unary): Do not fold
1223 (type *)&A into &A->field_of_type_and_offset_0
1224 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
1225 size is unknown, give up.
1226 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
1228 (maybe_fold_offset_to_reference): New.
1229 (maybe_fold_stmt_indirect): Use it.
1230 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
1231 * gimplify.c (gimplify_conversion): Canonicalize conversions to
1233 (gimplify_expr): Likewise for plus_expr.
1235 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1237 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
1238 bsi_after_labels. Always insert statements before bsi.
1239 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1240 * predict.c (apply_return_prediction): Check for empty blocks.
1241 * cfgexpand.c (lab_rtx_for_bb): New variable.
1242 (label_rtx_for_bb): Do not create new tree labels.
1243 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
1244 (tree_expand_cfg): Initialize lab_rtx_for_bb.
1245 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
1247 (label_for_bb): Add field used.
1248 (update_eh_label, main_block_label): Mark the label used.
1249 (cleanup_dead_labels): Remove unused labels.
1251 2007-05-01 Richard Guenther <rguenther@suse.de>
1253 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
1254 if it is not about to be set.
1255 (get_value_range): Do not pre-allocate equiv bitmap.
1256 (update_value_range): No need to clear equiv field.
1257 (add_equivalence): Change prototype to get bitmap pointer.
1258 Allocate bitmap here if it is not already.
1259 (extract_range_from_assert): Do not allocate bitmap here.
1260 Update callers to add_equivalence.
1261 (extract_range_from_ssa_name): Likewise.
1262 (get_vr_for_comparison): New static helper.
1263 (compare_name_with_value): Handle NULL equiv bitmap by
1264 peeling the first iteration of the comparison loop.
1265 Use get_vr_for_comparison.
1266 (compare_names): Handle NULL equiv bitmaps by using fake
1267 ones. Use get_vr_for_comparison.
1269 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
1271 * double-int.c (mpz_set_double_int): Moved from
1272 tree-ssa-loop-niter.c.
1273 (mpz_get_double_int): Likewise; also, add option to wrap
1274 out-of-range integers.
1275 * double-int.h: New prototypes for above.
1276 * tree.c (get_static_type_bounds): Moved from
1277 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
1278 TYPE_MAX_VALUE if they exist..
1279 * tree.h: New prototype for above.
1280 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
1281 get_type_bounds calls.
1282 (mpz_set_double_int): Move to double-int.c.
1283 (get_type_bounds): Move to tree.c, rename to
1284 get_static_type_bounds.
1285 (mpz_to_double_int): Move to double-int.c, rename to
1288 2007-04-30 Bob Wilson <bob.wilson@acm.org>
1290 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
1291 DIV0 exception can fall through to a normal return.
1293 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
1297 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1298 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1299 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1300 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1301 initialize align to silence bogus warning.
1302 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1303 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1305 (struct sra_walk_fns): Remove use_all parameter from use.
1306 (sra_hash_tree): Handle BIT_FIELD_REFs.
1307 (sra_elt_hash): Don't hash bitfld blocks.
1308 (sra_elt_eq): Skip them in parent compares as well. Handle
1310 (sra_walk_expr): Don't maintain or pass down use_all_p.
1311 (scan_use): Remove use_all parameter.
1312 (scalarize_use): Likewise. Re-expand assignment to
1313 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1314 output, and re-scalarize after output. Don't mark anything
1316 (scalarize_ldst): Adjust.
1317 (scalarize_walk_gimple_modify_statement): Likewise.
1318 (build_element_name_1): Handle BIT_FIELD_REFs.
1319 (instantiate_element): Don't warn for any element whose parent
1321 (instantiate_missing_elements_1): Return the sra_elt.
1322 (canon_type_for_field): New.
1323 (try_instantiate_multiple_fields): New.
1324 (instantiate_missing_elemnts): Use them.
1325 (mark_no_warning): Removed.
1326 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1327 (REPLDUP, sra_build_elt_assignment): New.
1328 (generate_copy_inout): Use them.
1329 (generate_element_copy): Likewise. Handle bitfld differences.
1330 (generate_element_zero): Don't recurse for blocks. Use
1331 sra_build_elt_assignment.
1332 (generate_one_element_int): Take elt instead of var. Use
1333 sra_build_elt_assignment.
1334 (generate_element_init_1): Adjust.
1335 (scalarize_use, scalarize_copy): Use REPLDUP.
1336 (scalarize_ldst): Move assert before dereference.
1337 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1339 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1342 * tree.c (reconstruct_complex_type): Reconstruct a reference
1344 Also use the same mode for the pointer as the old pointer type.
1346 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1348 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1351 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1353 PR rtl-optimization/31676
1354 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1355 (df_refs_record): Call it.
1357 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1359 * rtl.def (SS_ABS): New code.
1360 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1361 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1362 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1363 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1364 (bfin_init_builtins): Define them.
1365 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1366 (bfin_expand_builtin): ... and handle the others here.
1367 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1368 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1369 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1370 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1371 operand is only HImode.
1373 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1375 * regclass.c (scan_one_insn): Remove splitting of
1378 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1379 Nigel Stephens <nigel@mips.com>
1381 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1383 2007-04-28 Jan Hubicka <jh@suse.cz>
1385 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1386 insn_locators_alloc instead of insn_locators_initialize;
1387 call reset_block_changes.
1388 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1389 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1390 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1391 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1392 * config/score/score.c (th_output_mi_thunk): Likewise.
1393 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1394 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1395 tolerate uninitialized locator info.
1398 * function.c (init_function_start): Don't init line number info.
1399 (expand_function_end): Update.
1400 (reset_block_changes, record_block_change, finalize_block_changes,
1401 check_block_change, free_block_changes): Kill.
1402 * function.h (reset_block_changes, record_block_change,
1403 finalize_block_changes, check_block_change, free_block_changes): Remove
1405 (struct function): Remove ib_boundaries_block.
1406 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1407 Use curr_insn_locator to initialize locator.
1408 (emit_line_note): Remove.
1409 * cfgexpand.c (expand_gimple_cond_expr): Update.
1410 (construct_exit_block): Likewise.
1411 (tree_expand_cfg): Initialize/finalize locators.
1412 * expr.c (expand_expr_real): Update.
1413 * cfglayout.c (line_locators_locs, line_locators_lines,
1414 file_locators_locs, file_locators_files): Remove.
1415 (set_block_levels): Move to cfgexpand.c.
1416 (insn_locators_initialize): Remove.
1417 (pass_insn_locators_initialize): Remove.
1418 (locations_locators_locs, locations_locators_vals): New static vars.
1419 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1421 (insn_locators_alloc, insn_locators_finalize,
1422 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1424 (locator_location): New.
1425 (locator_line, locator_file): Rewrite.
1426 * rtl.h (emit_line_note): Kill.
1427 (insn_locators_alloc, insn_locators_finalize,
1428 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1430 * tree-inline.c (initialize_cfun): Do not initialize
1431 ib_boundaries_block.
1432 * passes.c (pass_insn_locators_initialize): Remove.
1434 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1436 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1437 info. Update last_basic_block correctly.
1439 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1442 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1443 register itself to hold the offset constant. Tell flow the use
1444 of r4 and r5 when they are used.
1446 2007-04-27 Richard Guenther <rguenther@suse.de>
1448 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1449 if we simplified anything.
1450 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1451 warnings until we did a simplification and the stmt was not
1452 marked as TREE_NO_WARNING.
1454 2007-04-27 Mike Stump <mrs@apple.com>
1456 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1458 2007-04-27 Ian Lance Taylor <iant@google.com>
1461 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1462 TYPE_MAX_VALUE exist, convert them to the new type.
1464 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1466 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1467 if it claims to be available.
1468 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1470 (perform_tree_ssa_dce): Always free postdominators.
1472 2007-04-27 Richard Henderson <rth@redhat.com>
1474 * config/alpha/predicates.md (aligned_memory_operand): Mark
1475 as define_special_predicate.
1476 (unaligned_memory_operand, normal_memory_operand): Likewise.
1477 (reg_or_unaligned_mem_operand): Remove.
1478 (any_memory_operand): Match the documentation and check for
1479 non-renumbered pseudos during reload.
1480 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1481 alpha_secondary_reload_class, update to new interface, make static.
1482 Handle CQImode like HImode. Remove FP subreg check.
1483 (alpha_expand_mov): Use replace_equiv_address.
1484 (alpha_expand_mov_nobwx): Use any_memory_operand.
1485 (TARGET_SECONDARY_RELOAD): New.
1486 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1487 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1488 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1489 * config/alpha/alpha.md: ... here.
1490 (RELOAD12, reloadmode): New.
1492 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1493 Don't handle the aligned case here.
1494 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1495 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1496 reload_inhi_help. Don't expect a scratch register.
1497 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1499 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1501 2007-04-27 Richard Guenther <rguenther@suse.de>
1503 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1505 2007-04-27 Richard Guenther <rguenther@suse.de>
1507 PR tree-optimization/30965
1508 PR tree-optimization/30978
1509 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1510 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1511 (find_equivalent_equality_comparison): Likewise.
1512 (simplify_cond): Likewise.
1513 (get_prop_source_stmt): New helper.
1514 (get_prop_dest_stmt): Likewise.
1515 (can_propagate_from): Likewise.
1516 (remove_prop_source_from_use): Likewise.
1517 (combine_cond_expr_cond): Likewise.
1518 (forward_propagate_comparison): New function.
1519 (forward_propagate_into_cond): Rewrite to use fold for
1521 (tree_ssa_forward_propagate_single_use_vars): Call
1522 forward_propagate_comparison to propagate comparisons.
1524 2007-04-27 Richard Guenther <rguenther@suse.de>
1526 PR tree-optimization/31715
1527 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1528 sure to do computation on the offset in an appropriate
1531 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1533 * reload.h (elimination_target_reg_p): Declare.
1534 * reload.c (find_reloads): Don't apply the reg_rtx move
1535 optimization if the SET_DEST satisfies elimination_target_reg_p.
1536 * reload1.c (elimination_target_reg_p): New function.
1537 (gen_reload): In the move/add2 fallback, make sure that op0
1538 does not overlap the destination register.
1540 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1542 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1543 transform only GIMPLE_MODIFY_STMTs.
1544 * tree-complex.c (expand_complex_operations_1): Ditto.
1545 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1546 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1547 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1549 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1550 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1551 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1552 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1553 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1554 slpeel_add_loop_guard): Ditto.
1555 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1556 * lambda-code.c (perfect_nestify): Ditto.
1557 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1558 before the first statement.
1559 * tree-optimize.c (execute_free_datastructures): Fix comments.
1560 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1561 * tree-flow.h (disband_implicit_edges): Declaration removed.
1562 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1564 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1566 (disband_implicit_edges, has_label_p): Removed.
1567 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1568 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1570 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1572 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1573 also for COND_EXPRs.
1574 * cfgexpand.c (label_rtx_for_bb): New function.
1575 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1576 Use label_rtx_for_bb to find the labels.
1577 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1578 last block. Detect fallthru edges.
1580 2007-04-26 Ian Lance Taylor <iant@google.com>
1583 * reload.c (find_reloads_subreg_address): If the address was valid
1584 in the original mode but not in the new mode, reload the whole
1587 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1589 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1590 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1591 (cleanup_control_expr_graph): Do not invalidate dominance info.
1592 Record altered blocks.
1593 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1594 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1595 cleanup_tree_cfg_bb): New functions.
1596 (remove_forwarder_block): Do not maintain the worklist of blocks.
1597 Record altered blocks.
1598 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1600 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1601 delete_unreachable_blocks if dominators are not available.
1602 * tree-inline.c (optimize_inline_calls): Free dominance information
1604 * tree-flow.h (remove_edge_and_dominated_blocks,
1605 cfgcleanup_altered_bbs): Altered.
1606 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1608 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1610 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1611 do not invalidate dominators.
1613 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1615 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1616 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1617 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1618 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1620 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1622 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1624 2007-04-26 Richard Guenther <rguenther@suse.de>
1626 PR tree-optimization/31703
1627 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1628 the right type for the target of the bittest.
1630 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1632 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1633 ix86_sol10_return_in_memory.
1635 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1637 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1640 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1643 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1645 PR tree-optimization/30558
1646 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1647 clear this_state.prev_try.
1649 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1650 Mark Mitchell <mark@codesourcery.com>
1652 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1653 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1654 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1656 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1659 * doc/invoke.texi (%:print-asm-header): Document.
1660 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1662 (static_spec_functions): Add print-asm-header.
1663 (main): Print a banner before the --target-help linker options.
1664 (print_asm_header_spec_function): New function.
1666 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1669 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1670 (movsf_ie): Likewise.
1672 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1674 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1676 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1678 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1680 (__umodsi3, __modsi3): Likewise.
1682 2007-04-25 Dirk Mueller <dmueller@suse.de>
1684 * c-typeck.c (build_compound_expr): Annotate warning()
1685 call with OPT_Wunused_value.
1686 * tree-ssa.c (warn_uninit): Annotate warning with
1688 * c-common.c (handle_sentinel_attribute): Annotate warning
1689 call with OPT_Wattributes.
1691 2007-04-25 Thiemo Seufer <ths@mips.com>
1693 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1695 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1696 on to the assembler. Improve handling of -mno-mips16. Add handling
1697 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1698 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1699 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1700 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1702 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1705 * config/i386/winnt.c (i386_pe_file_end): Strip only
1706 USER_LABEL_PREFIX when writing export name.
1708 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1710 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1711 sh/elf.h, vx-common.h and vxworks.h.
1712 * config/sh/sh.h: Include config/vxworks-dummy.h.
1713 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1714 (OVERRIDE_OPTIONS): Use it.
1715 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1716 (vxworks_picreg): New pattern.
1717 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1718 VXWORKS_OS_CPP_BUILTINS.
1719 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1720 to their VXWORKS_* equivalents.
1721 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1722 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1723 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1724 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1725 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1726 -mrtp/-fPIC multilibs.
1727 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1728 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1729 (MULTILIB_OSDIRNAMES): Delete.
1731 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1734 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1736 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1738 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1739 rounding mode to be specified by the caller.
1740 (real_to_mpfr) Likewise.
1741 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1742 include new arguments.
1743 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1745 2007-04-24 Ian Lance Taylor <iant@google.com>
1747 PR tree-optimization/31605
1748 * tree-vrp.c (set_value_range): Check that min and max are not
1749 both overflow infinities.
1750 (set_value_range_to_value): New static function.
1751 (extract_range_from_binary_expr): Call set_value_range_to_value.
1752 (extract_range_from_cond_expr): Likewise.
1753 (extract_range_from_expr): Likewise.
1754 (extract_range_from_unary_expr): Likewise. Don't create a range
1755 which overflows on both sides.
1756 (vrp_meet): Check for a useless range.
1757 (vrp_visit_phi_node): If we see a constant which looks like an
1758 overflow infinity, turn off the TREE_OVERFLOW flag.
1760 2007-04-24 Ian Lance Taylor <iant@google.com>
1762 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1764 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1767 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1768 diagnostic message is being built.
1769 * tree-pretty-print.c (dump_generic_node): Only write the
1770 formatted text into BUFFER's stream if we are not building a
1772 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1774 * Makefile.in (toplev.o): Depend on tree-pass.h.
1776 2007-04-24 Ian Lance Taylor <iant@google.com>
1778 PR tree-optimization/31602
1779 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1780 conditionals in the copied loop header.
1781 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1782 warnings if TREE_NO_WARNING is set.
1783 * doc/invoke.texi (Warning Options): Clarify that
1784 -Wstrict-overflow does not warn about loops.
1786 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1788 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1789 expand on the comment about _Decimal128 arguments and check the
1790 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1791 that _Decimal128 argument uses even/odd register pair.
1792 (function_arg): Ditto.
1794 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1796 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1797 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1799 2007-04-24 Richard Guenther <rguenther@suse.de>
1800 Olga Golovanevsky <olga@il.ibm.com>
1802 * fold-const.c (multiple_of_p): Check for bottom
1805 2007-04-24 Richard Henderson <rth@redhat.com>
1807 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1808 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1809 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1810 looking for non-zero bits shifted out. Avoid a recursive call
1811 when constructing the scalar.
1812 (__floatundisf): Likewise.
1814 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1816 * dwarf2out.c (field_byte_offset): Move the existing logic
1817 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1818 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1820 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1823 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1824 argument of 0 for memset.
1825 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1826 unsigned shift instead of the signed variant.
1828 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1830 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1831 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1832 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1833 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1834 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1835 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1836 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1837 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1838 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1839 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1840 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1841 "mul<mode>3", "div<mode>3"): Insn definitions added.
1842 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1843 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1844 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1845 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1846 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1847 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1848 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1849 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1850 TARGET_FLOAT_FORMAT): Macro definitions removed.
1851 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1852 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1853 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1854 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1855 (s390_gen_rtx_const_DI): Function removed.
1856 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1858 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1860 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1861 over an external ffs function.
1863 2007-04-24 Chao-ying Fu <fu@mips.com>
1864 Richard Sandiford <richard@nildram.co.uk>
1866 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1867 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1868 (smadd_widen_optab, umadd_widen_optab): Define.
1869 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1871 * genopinit.c (optabs): Fill in smadd_widen_optab and
1873 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1874 and umadd_widen_optab to implement multiply-add sequences.
1875 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1876 (<u>maddsidi4): ...this. Extend condition to include
1877 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1878 of operand 0 to "ka" and use the three-operand form of madd<u>
1880 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1882 * config/mips/constraints.md (ka): New register constraint.
1884 2007-04-24 Jan Hubicka <j@suse.cz>
1888 2007-04-23 Jan Hubicka <jh@suse.cz>
1889 * function.c (init_function_start): Don't init line number info.
1890 (expand_function_end): Update.
1891 (reset_block_changes, record_block_change, finalize_block_changes,
1892 check_block_change, free_block_changes): Kill.
1893 * function.h (reset_block_changes, record_block_change,
1894 finalize_block_changes, check_block_change, free_block_changes): Remove
1896 (struct function): Remove ib_boundaries_block.
1897 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1898 Use curr_insn_locator to initialize locator.
1899 (emit_line_note): Remove.
1900 * cfgexpand.c (expand_gimple_cond_expr): Update.
1901 (construct_exit_block): Likewise.
1902 (tree_expand_cfg): Initialize/finalize locators.
1903 * expr.c (expand_expr_real): Update.
1904 * cfglayout.c (line_locators_locs, line_locators_lines,
1905 file_locators_locs, file_locators_files): Remove.
1906 (set_block_levels): Move to cfgexpand.c.
1907 (insn_locators_initialize): Remove.
1908 (pass_insn_locators_initialize): Remove.
1909 (locations_locators_locs, locations_locators_vals): New static vars.
1910 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1912 (insn_locators_alloc, insn_locators_finalize,
1913 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1915 (locator_location): New.
1916 (locator_line, locator_file): Rewrite.
1917 * rtl.h (emit_line_note): Kill.
1918 (insn_locators_alloc, insn_locators_finalize,
1919 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1921 * tree-inline.c (initialize_cfun): Do not initialize
1922 ib_boundaries_block.
1923 * passes.c (pass_insn_locators_initialize): Remove.
1925 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1927 * doc/invoke.texi: Removed leading '-' from option index entries.
1929 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1931 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1933 (create_phi_node): Use set_phi_nodes.
1934 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1935 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1936 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1937 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1938 (bsi_start, bsi_last): Use bb_stmt_list.
1939 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1940 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1941 Traverse the statements using tsi iterator.
1942 * basic-block.h (struct basic_block_def): Fields stmt_list
1943 and phi_nodes moved to ...
1944 (struct tree_bb_info): ... new structure.
1945 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1946 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1947 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1948 (tree_verify_flow_info): Verify that il.tree is not set for
1949 entry and exit block.
1950 (tree_split_block): Use set_bb_stmt_list.
1952 2007-04-23 Mike Stump <mrs@apple.com>
1954 * config/i386/i386.c (ix86_tune_features
1955 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1958 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1960 * config/i386/i386.md (prefix_extra): New attribute.
1961 (length): Add prefix_extra.
1963 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1964 (sse2_movntv2di): Likewise.
1965 (sse2_cvtps2dq): Likewise.
1966 (sse2_cvtpd2pi): Likewise.
1967 (sse2_cvttpd2pi): Likewise.
1968 (*sse2_cvtpd2ps): Likewise.
1969 (*add<mode>3): Likewise.
1970 (sse2_ssadd<mode>3): Likewise.
1971 (sse2_usadd<mode>3): Likewise.
1972 (*sub<mode>3): Likewise.
1973 (sse2_sssub<mode>3): Likewise.
1974 (sse2_ussub<mode>3): Likewise.
1975 (*mulv8hi3): Likewise.
1976 (*smulv8hi3_highpart): Likewise.
1977 (*umulv8hi3_highpart): Likewise.
1978 (sse2_umulv2siv2di3): Likewise.
1979 (sse2_pmaddwd): Likewise.
1980 (ashr<mode>3): Likewise.
1981 (lshr<mode>3): Likewise.
1982 (ashl<mode>3): Likewise.
1983 (sse2_ashlti3): Likewise.
1984 (sse2_lshrti3): Likewise.
1985 (*umaxv16qi3): Likewise.
1986 (*smaxv8hi3): Likewise.
1987 (*uminv16qi3): Likewise.
1988 (*sminv8hi3): Likewise.
1989 (sse2_eq<mode>3): Likewise.
1990 (sse2_gt<mode>3): Likewise.
1991 (*and<mode>3): Likewise.
1992 (sse2_nand<mode>3): Likewise.
1993 (*ior<mode>3): Likewise.
1994 (*xor<mode>3): Likewise.
1995 (sse2_packsswb): Likewise.
1996 (sse2_packssdw): Likewise.
1997 (sse2_packuswb): Likewise.
1998 (sse2_punpckhbw): Likewise.
1999 (sse2_punpcklbw): Likewise.
2000 (sse2_punpckhwd): Likewise.
2001 (sse2_punpcklwd): Likewise.
2002 (sse2_punpckhdq): Likewise.
2003 (sse2_punpckldq): Likewise.
2004 (sse2_punpckhqdq): Likewise.
2005 (sse2_punpcklqdq): Likewise.
2006 (*sse2_pinsrw): Likewise.
2007 (*sse2_pextrw): Likewise.
2008 (sse2_pshufd_1): Likewise.
2009 (sse2_uavgv16qi3): Likewise.
2010 (sse2_uavgv8hi3): Likewise.
2011 (sse2_psadbw): Likewise.
2012 (sse2_pmovmskb): Likewise.
2013 (*sse2_maskmovdqu): Likewise.
2014 (*sse2_maskmovdqu_rex64): Likewise.
2015 (sse4a_extrqi): Likewise.
2016 (sse4a_extrq): Likewise.
2017 (sse3_lddqu): Set prefix_rep.
2018 (sse3_addsubv4sf3): Likewise.
2019 (sse3_haddv4sf3): Likewise.
2020 (sse3_hsubv4sf3): Likewise.
2021 (sse_cvtss2si): Likewise.
2022 (sse_cvtss2si_2): Likewise.
2023 (sse_cvtss2siq): Likewise.
2024 (sse_cvtss2siq_2): Likewise.
2025 (sse_cvttss2si): Likewise.
2026 (sse_cvttss2siq): Likewise.
2027 (sse2_cvttps2dq): Likewise.
2028 (sse3_movshdup): Likewise.
2029 (sse3_movsldup): Likewise.
2030 (sse2_cvtsd2si): Likewise.
2031 (sse2_cvtsd2si_2): Likewise.
2032 (sse2_cvtsd2siq): Likewise.
2033 (sse2_cvtsd2siq_2): Likewise.
2034 (sse2_cvttsd2si): Likewise.
2035 (sse2_cvttsd2siq): Likewise.
2036 (*sse2_cvtpd2dq): Likewise.
2037 (*sse2_cvttpd2dq): Likewise.
2038 (sse2_pshuflw_1): Likewise.
2039 (sse2_pshufhw_1): Likewise.
2040 (sse4a_insertqi): Likewise.
2041 (sse4a_insertq): Likewise.
2042 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
2043 (ssse3_phadddv4si3): Likewise.
2044 (ssse3_phaddswv8hi3): Likewise.
2045 (ssse3_phsubwv8hi3): Likewise.
2046 (ssse3_phsubdv4si3): Likewise.
2047 (ssse3_phsubswv8hi3): Likewise.
2048 (ssse3_pmaddubswv8hi3): Likewise.
2049 (ssse3_pmulhrswv8hi3): Likewise.
2050 (ssse3_pshufbv16qi3): Likewise.
2051 (ssse3_psign<mode>3): Likewise.
2052 (ssse3_palignrti): Likewise.
2053 (abs<mode>2): Likewise.
2054 (ssse3_phaddwv4hi3): Set prefix_extra.
2055 (ssse3_phadddv2si3): Likewise.
2056 (ssse3_phaddswv4hi3): Likewise.
2057 (ssse3_phsubwv4hi3): Likewise.
2058 (ssse3_phsubdv2si3): Likewise.
2059 (ssse3_phsubswv4hi3): Likewise.
2060 (ssse3_pmaddubswv4hi3): Likewise.
2061 (ssse3_pmulhrswv4hi3): Likewise.
2062 (ssse3_pshufbv8qi3): Likewise.
2063 (ssse3_psign<mode>3): Likewise.
2064 (ssse3_palignrdi): Likewise.
2065 (abs<mode>2): Likewise.
2066 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
2067 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
2068 (sse2_pmovmskb): Set mode to SI instead of V2DF.
2070 2007-04-23 Nick Clifton <nickc@redhat.com>
2072 * params.def: Fix formatting of emacs local variables.
2074 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2076 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
2077 move if inter-unit move isn't allowed.
2078 Don't split moving the first element of V2DI to DI to inter-unit
2079 move if inter-unit move isn't allowed.
2081 2007-04-23 Richard Guenther <rguenther@suse.de>
2083 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
2084 and CDI_POST_DOMINATORS separately.
2086 2007-04-23 Nick Clifton <nickc@redhat.com>
2088 * c.opt (Wformat-contains-nul): Add warning attribute.
2090 2007-04-23 Jan Hubicka <jh@suse.cz>
2092 * function.c (init_function_start): Don't init line number info.
2093 (expand_function_end): Update.
2094 (reset_block_changes, record_block_change, finalize_block_changes,
2095 check_block_change, free_block_changes): Kill.
2096 * function.h (reset_block_changes, record_block_change,
2097 finalize_block_changes, check_block_change, free_block_changes): Remove
2099 (struct function): Remove ib_boundaries_block.
2100 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2101 Use curr_insn_locator to initialize locator.
2102 (emit_line_note): Remove.
2103 * cfgexpand.c (expand_gimple_cond_expr): Update.
2104 (construct_exit_block): Likewise.
2105 (tree_expand_cfg): Initialize/finalize locators.
2106 * expr.c (expand_expr_real): Update.
2107 * cfglayout.c (line_locators_locs, line_locators_lines,
2108 file_locators_locs, file_locators_files): Remove.
2109 (set_block_levels): Move to cfgexpand.c.
2110 (insn_locators_initialize): Remove.
2111 (pass_insn_locators_initialize): Remove.
2112 (locations_locators_locs, locations_locators_vals): New static vars.
2113 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2115 (insn_locators_alloc, insn_locators_finalize,
2116 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2118 (locator_location): New.
2119 (locator_line, locator_file): Rewrite.
2120 * rtl.h (emit_line_note): Kill.
2121 (insn_locators_alloc, insn_locators_finalize,
2122 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2124 * tree-inline.c (initialize_cfun): Do not initialize
2125 ib_boundaries_block.
2126 * passes.c (pass_insn_locators_initialize): Remove.
2128 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2131 * expr.c (reduce_to_bit_field_precision): Handle
2134 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2136 PR tree-optimization/24659
2137 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2138 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2139 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2140 * genopinit.c (optabs): Rename vec_pack_mod_optab
2141 to vec_pack_trunc_optab.
2142 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2143 early for scalar floating point operands for NOP_EXPR.
2144 (vectorizable_type_promotion): Ditto.
2145 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2146 vec_pack_trunc_optab.
2147 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2149 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2150 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2151 Rename from VEC_PACK_MOD_EXPR.
2152 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2153 * expr.c (expand_expr_real_1): Ditto.
2154 * tree-inline.c (estimate_num_insns_1): Ditto.
2155 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2157 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2158 (vec_unpacks_lo_v4sf): Ditto.
2159 (vec_pack_trunc_v2df): Ditto.
2160 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2161 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2162 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2164 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2166 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2168 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2169 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2170 packing of floating point operands.
2171 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2172 represent unpacking of floating point operands.
2173 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2174 [vec_unpacks_hi]: Ditto.
2175 [vec_unpacks_lo]: Ditto.
2177 2007-04-22 Jan Hubicka <jh@suse.cz>
2179 * final.c (rest_of_handle_final): Call
2180 targetm.asm_out.constructor/targetm.asm_out.destructor
2181 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2182 proper priority via decl_*_priority_insert.
2183 * c-common.c (c_expand_body): Likewise.
2185 2007-04-22 Richard Guenther <rguenther@suse.de>
2187 PR tree-optimization/29789
2188 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2189 (rewrite_reciprocal): New helper split out from
2190 determine_invariantness_stmt.
2191 (rewrite_bittest): Likewise.
2192 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2193 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2196 2007-04-22 Revital Eres <eres@il.ibm.com>
2198 * loop-unroll.c (var_to_expand): New field to support also
2199 insns of the form x = something + x.
2200 (analyze_insn_to_expand_var): Use it.
2201 (expand_var_during_unrolling): Likewise.
2203 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2205 * predict.c: Include pointer-set.h.
2206 (bb_predictions): New variable.
2207 (tree_predicted_by_p, tree_predict_edge,
2208 remove_predictions_associated_with_edge): Use bb_predictions map
2209 instead of bb->predictions.
2210 (clear_bb_predictions, assert_is_empty): New functions.
2211 (combine_predictions_for_bb): Use bb_predictions map. Call
2212 clear_bb_predictions.
2213 (tree_estimate_probability): Create and free bb_predictions map.
2214 * Makefile.in (predict.o): Add pointer-set.h dependency.
2215 * basic-block.h (struct basic_block_def): Remove predictions
2217 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
2219 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2222 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
2225 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2227 * timevar.c (timevar_print): Change reference of --disable-checking to
2228 --enable-checking=release. Also warn if assert checking is disabled.
2230 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2233 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
2234 decl as addressable if the compound literal was marked as
2236 Mark the decl as a gimple register if it is a complex or
2237 vector decl and does not live in memory.
2239 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2241 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
2242 (GENERIC_NEXT): New function macro.
2243 (PHI_CHAIN): Use phi_node's new chain variable.
2244 (tree_phi_node): Change tree_common to tree_base
2245 and add the chain field.
2246 * tree-phinodes.c (make_phi_node): Don't set
2247 TREE_TYPE on the new node.
2248 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
2249 instead of checking GIMPLE_TUPLE_P in chain_next.
2250 * tree-vect-transform.c
2251 (get_initial_def_for_induction): Look at
2252 PHI_RESULT_TREE for the type of the phi node.
2253 (update_vuses_to_preheader): Use PHI_CHAIN
2254 instead of TREE_CHAIN on the phi node.
2255 * tree-ssa-structalias.c (compute_points_to_sets):
2257 (ipa_pta_execute): Likewise.
2259 2007-04-21 Richard Guenther <rguenther@suse.de>
2262 * fold-const.c (fold_unary): Call fold_convert_const on the
2265 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
2267 * gcse.c (store_killed_in_insn): Handle PARALLELs.
2268 (store_killed_in_pat): New.
2270 2007-04-20 Richard Henderson <rth@redhat.com>
2273 * config/i386/i386.c (type_has_variadic_args_p): Look for any
2274 TREE_LIST with a void_type_node value, not void_list_node exactly.
2276 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
2278 * doc/standards.texi: Re-arrange into language-specific
2279 subsections. Add a C++ section, documenting which standards we
2282 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2284 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
2285 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
2287 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
2289 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
2290 ecrti.o and crtbegin.o.
2291 (LIB_DEFAULT_SPEC): Include -lc.
2292 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
2294 2007-04-20 Richard Henderson <rth@redhat.com>
2297 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
2298 argument; update all callers.
2299 (get_unaligned_offset): New.
2300 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
2301 get_unaligned_address, just pass on the address directly.
2302 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
2303 the subreg in the helper patterns.
2304 (unaligned_extendqidi_le): Use get_unaligned_offset.
2305 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
2306 (unaligned_extendhidi_be): Likewise.
2307 (unaligned_extendhidi): Tidy.
2308 * config/alpha/alpha-protos.h: Update.
2310 2007-04-20 Richard Henderson <rth@redhat.com>
2312 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
2313 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2314 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2315 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2316 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2317 (CPP_SPEC): Don't include %(cpp_subtarget).
2318 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2319 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2320 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2322 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2324 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2325 for __builtin_ia32_cmpordss.
2327 PR tree-optimization/31632
2328 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2329 and arg1 for optimizations of comparison against min/max values.
2330 Fold arg0 to arg1's type for optimizations of comparison against
2331 min+1 and max-1 values.
2333 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2335 * reload.c (combine_reloads): When trying to use a dying register,
2336 check whether it's uninitialized and don't use if so.
2338 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2340 * fold-const.c: Remove prototypes for native_encode_expr and
2341 native_interpret_expr.
2342 (native_encode_expr): Make non-static.
2343 (native_interpret_expr): Likewise.
2344 * tree.h: Add prototypes for the above.
2346 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2348 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2349 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2350 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2351 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2352 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2353 Add length attributes.
2355 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2357 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2360 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2361 __STDC_WANT_DEC_FP__.
2363 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2365 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2366 for long double compatibility.
2367 * configure: Regenerate.
2369 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2371 PR rtl-optimization/29841
2372 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2374 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2375 that may cause control flow transfer from being moved.
2377 2007-04-18 Jan Hubicka <jh@suse.cz>
2379 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2382 2007-04-18 Eric Christopher <echristo@apple.com>
2384 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2385 only. Update operands.
2386 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2387 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2388 link register to pic register.
2390 2007-04-18 Dirk Mueller <dmueller@suse.de>
2393 * tree-vrp.c (search_for_addr_array): New.
2394 (check_array_bounds): Suppress warning about
2395 address taken of array refs if its not de-referenced.
2397 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2399 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2400 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2402 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2403 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2404 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2406 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2408 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2410 (vect_analyze_scalar_cycles): Fix indentation.
2411 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2412 (vect_mark_relevant): Include phis in relevance analysis.
2414 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2416 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2418 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2419 output_operand_lossage().
2421 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2423 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2424 the unused code for reduction without adjust-in-epilog to simplify the
2427 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2429 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2430 (S390_TDC_NEGATIVE_ZERO): New constant.
2431 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2432 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2433 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2434 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2435 (S390_TDC_POSITIVE_INFINITY): New constant.
2436 (S390_TDC_NEGATIVE_INFINITY): New constant.
2437 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2438 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2439 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2440 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2441 (S390_TDC_INFINITY): New constant.
2442 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2443 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2444 optimization for UNSPEC_CCZ_TO_INT.
2445 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2446 ("*ccz_to_int"): New insn.
2447 ("isinf<mode>2"): New insn.
2448 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2449 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2450 (UNSPEC_CCZ_TO_INT): New constant.
2452 2007-04-18 Richard Guenther <rguenther@suse.de>
2454 PR tree-optimization/19431
2455 PR tree-optimization/21463
2456 * tree-pass.h (pass_phiprop): Declare.
2457 * passes.c (init_optimization_passes): New phiprop pass.
2458 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2459 (phivn_valid_p): New helper function.
2460 (phiprop_insert_phi): Likewise.
2461 (propagate_with_phi): Likewise.
2462 (tree_ssa_phiprop): New propagator propagating loads
2463 through phi nodes if profitable.
2465 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2467 * tree-vect-analyze.c (process_use): New function.
2468 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2469 Check phis in all bbs.
2470 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2473 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2475 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2478 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2481 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2484 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2486 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2488 (sse_vmmulv4sf3): Likewise.
2489 (sse2_vmaddv2df3): Likewise.
2490 (sse2_vmmulv2df3): Likewise.
2492 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2494 PR rtl-optimization/31360
2495 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2496 (target_reg_cost): New.
2497 (init_set_costs): Initialize target_reg_cost. Add comments
2498 regarding the rationale of the costs.
2499 (global_cost_for_size): Renamed to...
2500 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2501 of register pressure.
2502 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2503 estimate_reg_pressure_cost. Add number of ivs.
2504 (determine_set_costs): Dump target_reg_cost.
2505 * loop-invariant.c (gain_for_invariant): Use
2506 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2507 (best_gain_for_invariant, find_invariants_to_move): Remove
2509 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2510 (target_reg_cost): Declare.
2511 (global_cost_for_size): Declaration removed.
2512 (estimate_reg_pressure_cost): Declare.
2514 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2516 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2517 regnos into even/odd register pairs.
2518 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2519 TDmode similar to the other floating point modes.
2520 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2521 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2523 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2524 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2525 (movdd_hardfloat64): Use TARGET_MFPGPR.
2527 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2529 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2532 2005-01-05 Richard Henderson <rth@redhat.com>
2534 * reload1.c (do_input_reload): Restrict the optimization deleteing
2535 a previous output reload to RELOAD_FOR_INPUT.
2537 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2539 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2540 induc_vec_info_type.
2541 (vectorizable_induction): New function declaration.
2542 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2543 check if already vectorized. Find first place in BB where new stmts
2544 can be inserted. Takes only one argument.
2545 (vectorizable_induction): New function.
2546 (vect_transform_stmt): Add case for induc_vec_info_type to call
2547 vectorizable_induction.
2548 (vect_transform_loop): Consider phis for vectorization.
2549 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2551 (analyze_operations): Call vectorizable_induction when analyzing phis.
2553 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2554 (vect_mark_relevant): Include phis in relevance analysis.
2555 (vect_mark_stmts_to_be_vectorize): Likewise.
2556 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2558 2007-04-16 Lawrence Crowl <crowl@google.com>
2560 * doc/invoke.texi (Debugging Options): Add documentation for the
2561 -femit-struct-debug options -femit-struct-debug-baseonly,
2562 -femit-struct-debug-reduced, and
2563 -femit-struct-debug-detailed[=...].
2565 * c-opts.c (c_common_handle_option): Add
2566 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2567 and OPT_femit_struct_debug_detailed_.
2568 * c.opt: Add specifications for
2569 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2570 and -femit-struct-debug-detailed[=...].
2571 * opts.c (set_struct_debug_option): Parse the
2572 -femit-struct-debug-... options.
2573 * opts.c (matches_main_base, main_input_basename,
2574 main_input_baselength, base_of_path, matches_main_base): Add
2575 variables and functions to compare header base name to compilation
2577 * opts.c (should_emit_struct_debug): Add to determine to emit a
2578 structure based on the option.
2579 (dump_struct_debug) Also disabled function to debug this
2581 * opts.c (handle_options): Save the base name of the
2584 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2585 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2586 This hook indicates if a type is generic. Set it by default
2588 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2589 to determine if a struct type is generic or not.
2590 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2591 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2592 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2595 * flags.h (enum debug_info_usage): Add an enumeration to describe
2596 a program's use of a structure type.
2597 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2598 to indicate the program's usage of the type. Filter structs based
2599 on the -femit-struct-debug-... specification.
2600 (gen_type_die): Split into two routines, gen_type_die and
2601 gen_type_die_with_usage. gen_type_die is now a wrapper
2602 that assumes direct usage.
2603 (gen_type_die_with_usage): Replace calls to gen_type_die
2604 with gen_type_die_with_usage adding the program usage of
2605 the referenced type.
2606 (dwarf2out_imported_module_or_decl): Suppress struct debug
2607 information using should_emit_struct_debug when appropriate.
2609 2007-04-16 Ian Lance Taylor <iant@google.com>
2611 PR tree-optimization/31522
2612 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2613 (vrp_initialize): Allocate vr_phi_edge_counts.
2614 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2615 executable edge. Drop test for all constants.
2616 (vrp_finalize): Free vrp_phi_edge_counts.
2618 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2619 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2621 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2622 predecessors at head rather than tail.
2624 2007-04-16 Matthias Klose <doko@debian.org>
2626 * config/alpha/linux.h (CPP_SPEC): Define.
2627 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2629 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2631 * function.h: Remove sequence_stack extern declaration.
2633 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2635 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2637 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2640 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2642 * config/avr/avr.c (avr_arch_types): Rearranging array.
2643 (enum avr_arch): Add.
2644 (avr_mcu_types): Use avr_arch enumeration constants instead of
2646 * config/avr/avr.h (LINK_SPEC): Simplify.
2648 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2650 * config/m68k/m68k.c (m68k_libcall_value,
2651 m68k_function_value): Use macros for register names more.
2653 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2655 (M68K_REGNAME): Use A6_REG.
2656 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2658 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2661 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2662 'pending_read_list_length' and 'pending_write_list_length'. Update
2664 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2665 to handle two length counters instead of one. Update all uses.
2666 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2667 two length counters instead of one.
2668 * sched-rgn.c (propagate_deps): Update to handle two length counters
2671 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2674 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2675 copy of source, pass it to ix86_expand_vector_set and return
2678 2007-04-16 David Ung <davidu@mips.com>
2679 Joseph Myers <joseph@codesourcery.com>
2681 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2682 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2683 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2684 Add 74K processor information.
2685 * config/mips/mips.md: Include 74k.md.
2686 (cpu): Add 74kc,74kf,74kx.
2687 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2688 * config/mips/74k.md: New.
2689 * doc/invoke.texi (MIPS Options): Document 74K support.
2691 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2693 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2694 vectorizable_* functions.
2695 * tree-vect-transform.c (vectorizable_call): Add check for
2696 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2697 (vectorizable_store): likewise.
2698 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2700 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2701 (vectorizable_type_promotion, vectorizable_load): Likewise.
2702 (vectorizable_live_operation, vectorizable_condition): Likewise.
2703 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2705 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2707 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2709 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2710 register numbers more.
2711 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2712 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2713 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2714 FUNCTION_VALUE_REGNO_P): Likewise.
2715 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2716 STATIC_CHAIN_REGNUM): Likewise.
2717 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2718 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2719 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2720 * config/m68k/m68k.md (FP_REG): New.
2722 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2724 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2727 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2729 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2730 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2733 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2735 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2738 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2741 * c-decl.c (finish_decl): Grab the type of the decl after the call
2742 to store_init_value.
2744 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2746 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2748 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2751 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2752 post dominators and cleanup cfg before returning.
2754 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2756 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2757 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2759 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2761 * config.gcc: Recognize fido.
2762 * config/m68k/m68k-devices.def (fidoa): New.
2763 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2765 (FL_FIDOA, TARGET_FIDOA): New.
2766 * config/m68k/m68k.opt (mfidoa): New.
2768 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2771 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2772 when a personality function is used.
2774 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2776 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2778 2007-04-13 Mike Stump <mrs@apple.com>
2780 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2782 * config/darwin.opt (fapple-kext): Make C++ only.
2783 * config/darwin.c (darwin_override_options): Remove code to ensure
2784 -fapple-kext is given for C++ only.
2786 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2788 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2789 * config/mips/mips.c (override_options): Call
2790 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2792 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2794 * config/i386/i386.opt (msvr3-shlib): Removed.
2796 * doc/invoke.texi: Remove -msvr3-shlib.
2798 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2800 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2801 with "popcnt" instruction.
2803 2007-04-13 Richard Guenther <rguenther@suse.de>
2805 PR tree-optimization/21258
2806 * tree-vrp.c (compare_case_labels): New helper.
2807 (find_switch_asserts): New function.
2808 (find_assert_locations): Call it for SWITCH_EXPRs.
2810 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2812 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2813 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2814 check is now implied in X87_FLOAT_MODE_P.
2815 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2816 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2817 (fix_trunc<mode>_i386_fisttp): Ditto.
2818 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2819 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2820 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2821 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2822 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2823 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2824 (unnamed_splitters): Ditto.
2825 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2826 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2827 FIRST_SSE_REG for local functions when SSE math is enabled or
2828 for functions with sseregparm attribute.
2829 (standard_80387_constant_p): Return -1 if mode is not
2831 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2832 (ix86_expand_compare): Ditto.
2833 (ix86_expand_carry_flag_compare): Ditto.
2834 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2835 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2836 DECIMAL_FLOAT_MODE_P.
2837 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2838 of SCALAR_FLOAT_MODE_P.
2839 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2840 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2841 checks before FLOAT_MODE_P.
2842 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2843 before FLOAT_MODE_P.
2848 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2850 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2851 Charles Wilson <libtool@cwilson.fastmail.fm>
2853 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2854 (libgcc.mvars): Don't depend on them.
2855 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2856 * exec-tool.in: New.
2858 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2860 * doc/invoke.text (--help): Document --help=common.
2862 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2864 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2866 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2868 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2869 * genemit.c (main): Emit #include "integrate.h".
2870 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2871 (LOADGP_RTP): New mips_loadgp_style.
2872 * config/mips/mips.h: Include config/vxworks-dummy.h.
2873 (TARGET_RTP_PIC): New macro.
2874 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2875 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2876 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2878 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2879 -mvxworks-pic when using -mrtp and a PIC option.
2880 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2882 (mips_symbolic_constant_p, mips_symbolic_address_p)
2883 (mips_symbol_insns): Handle SYMBOL_HALF.
2884 (override_options): Warn about -G and -mrtp being used together.
2885 Initialize mips_lo_relocs[SYMBOL_HALF].
2886 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2887 (mips_emit_loadgp): Handle LOADGP_RTP.
2888 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2889 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2890 (tablejump): Handle function-relative case table entries if
2892 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2894 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2896 * config/mips/mips.md (load_call<mode>): Allow any general register.
2898 (sibcall_value_internal, sibcall_value_multiple_internal)
2899 (call_value_internal, call_value_split, call_value_multiple_internal)
2900 (call_value_multiple_split): Remove constraints from operand 0.
2902 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2904 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2905 rather than loadgp_noshared.
2906 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2907 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2909 * config/mips/mips.md (loadgp): Rename to...
2910 (loadgp_newabi): ...this.
2911 (loadgp_noshared): Rename to...
2912 (loadgp_absolute): ...this.
2914 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2916 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2917 false for locally-binding symbols.
2918 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2920 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2922 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2923 (SYMBOL_GOT_PAGE_OFST): ...this.
2924 (SYMBOL_GOT_GLOBAL): Rename to...
2925 (SYMBOL_GOT_DISP): ...this.
2926 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2927 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2928 * config/mips/mips.c (mips_global_symbol_p): New function.
2929 (mips_symbol_binds_local_p): Likewise.
2930 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2931 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2932 and mips_symbol_binds_local_p.
2933 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2934 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2935 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2937 (mips_ok_for_lazy_binding_p): New function.
2938 (mips_load_call_address, mips_expand_call): Use it.
2939 (mips_dangerous_for_la25_p): Likewise.
2940 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2941 (*got_disp<mode>): Use got_disp_operand instead of
2942 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2943 SYMBOL_GOTOFF_GLOBAL.
2944 (*got_page<mode>): Use got_page_ofst_operand instead of
2946 * config/mips/predicates.md (const_call_insn_operand): Use
2947 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2948 (global_got_operand): Rename to...
2949 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2951 (local_got_operand): Rename to...
2952 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2953 of SYMBOL_GOT_LOCAL.
2955 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2957 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2958 TARGET_CALL_CLOBBERED_GP.
2959 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2960 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2961 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2962 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2963 of TARGET_ABICALLS && !TARGET_NEWABI.
2964 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2965 * config/mips/mips.c (mips_load_call_address): Check
2966 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2967 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2968 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2969 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2970 TARGET_ABICALLS && TARGET_NEWABI.
2971 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2973 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2974 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2975 TARGET_ABICALLS && TARGET_NEWABI.
2976 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2977 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2978 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2979 whether indirect calls must use $25.
2980 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2982 * config/mips/mips.md (jal_macro): Check flag_pic and
2983 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2984 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2985 instead of TARGET_ABICALLS.
2986 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2987 TARGET_ABICALLS && TARGET_OLDABI.
2988 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2989 (sibcall): In the comment above the define_insn, mention
2990 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2991 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2992 instead of TARGET_ABICALLS.
2994 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2996 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2997 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2998 (MACFLAGS_MATCH_P): New macro.
2999 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
3000 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
3001 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
3002 the other MACFLAG constants.
3003 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
3004 (flag_machi): Tighten constraints. Renumber some of the operands.
3005 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
3007 (flag_machi_parts_acconly): New pattern.
3008 (flag_macinithi): Tighten constraints. Allow any accumulator to be
3010 (flag_macinit1hi): Tighten constraints.
3011 (flag_mul_macv2hi_parts_acconly): New pattern.
3013 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
3014 Use a more efficient implementation.
3015 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
3016 inline sequences when not optimizing for size.
3018 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
3019 movhi_high2low): Delete, merge functionality into...
3020 (packv2hi): ... this pattern.
3022 2007-02-11 Jie Zhang <jie.zhang@analog.com>
3023 * config/bfin/bfin.opt (msim): New option.
3024 (mcpu=): New option.
3025 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
3026 (bfin_cpu_t): Typedef of enum bfin_cpu.
3027 (bfin_cpu_type): New declaration.
3028 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
3029 -msim and -mcpu= options.
3030 (LIB_SPEC): Likewise.
3031 * config/bfin/bfin.c (bfin_cpu_type): Define.
3032 (bfin_handle_option): Handle -mcpu= option.
3033 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
3034 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
3035 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
3037 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3039 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
3040 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
3041 (powerpc-wrs-vxworksae): Use ${tm_file}.
3042 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
3043 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
3044 * config/i386/vx-common.h: New file.
3046 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3048 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
3051 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
3053 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
3056 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
3060 * c-common.c (c_build_qualified_type): Set canonical type
3063 2007-04-12 Richard Guenther <rguenther@suse.de>
3065 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
3066 lower bound and element size if lower bound is not zero
3067 or either of the ARRAY_REF operands is set.
3069 2007-04-12 Richard Guenther <rguenther@suse.de>
3071 PR tree-optimization/24689
3072 PR tree-optimization/31307
3073 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
3075 * gimplify.c (canonicalize_addr_expr): To be consistent with
3076 gimplify_compound_lval only set operands two and three of
3077 ARRAY_REFs if they are not gimple_min_invariant. This makes
3078 it never at this place.
3079 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3081 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3083 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
3084 null before emitting a .nsubspa directive.
3086 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3088 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
3089 need_to_partition_p if there are no memory statements in the
3092 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3094 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
3095 (gcd_of_steps_may_divide_p): New function.
3096 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
3098 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3100 * reload.c (find_reloads_toplev, find_reloads_address,
3101 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
3102 not a pointer equality test, to decide if we need to call
3103 push_reg_equiv_alt_mem.
3105 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
3107 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
3108 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
3109 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
3111 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3113 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
3114 vector to be positive.
3116 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3120 * doc/invoke.texi: Document --params max-aliased-vops and
3122 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3123 debug_memory_partitions): Move to tree-flow.h
3124 * params.h (AVG_ALIASED_VOPS): Define.
3125 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3127 (mp_info_t): Likewise.
3128 (get_mem_sym_stats_for): New.
3129 (set_memory_partition): Move from tree-flow-inline.h.
3130 (mark_non_addressable): Only clear the set of symbols for the
3131 partition if it exists.
3132 (dump_memory_partitions): Move from tree-ssa-operands.c
3133 (debug_memory_partitions): Likewise.
3134 (need_to_partition_p): New.
3135 (dump_mem_ref_stats): New.
3136 (debug_mem_ref_stats): New.
3137 (dump_mem_sym_stats): New.
3138 (debug_mem_sym_stats): New.
3139 (update_mem_sym_stats_from_stmt): New.
3140 (compare_mp_info_entries): New.
3141 (mp_info_cmp): Call it.
3142 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3144 (get_mpt_for): Move from tree-ssa-operands.c.
3145 (find_partition_for): New.
3146 (create_partition_for): Remove.
3147 (estimate_vop_reduction): New.
3148 (update_reference_counts): New.
3149 (build_mp_info): New.
3150 (compute_memory_partitions): Refactor.
3151 Document new heuristic.
3152 Call build_mp_info, update_reference_counts,
3153 find_partition_for and estimate_vop_reduction.
3154 (compute_may_aliases): Populate virtual operands before
3155 calling debugging dumps.
3156 (delete_mem_sym_stats): New.
3157 (delete_mem_ref_stats): New.
3158 (init_mem_ref_stats): New.
3159 (init_alias_info): Call it.
3160 (maybe_create_global_var): Remove alias_info argument.
3161 Get number of call sites and number of pure/const call sites
3162 from gimple_mem_ref_stats().
3163 (dump_alias_info): Call dump_memory_partitions first.
3164 (dump_points_to_info_for): Show how many times a pointer has
3166 * opts.c (decode_options): For -O2 set --param
3167 max-aliased-vops to 500.
3168 For -O3 set --param max-aliased-vops to 1000 and --param
3169 avg-aliased-vops to 3.
3170 * fortran/options.c (gfc_init_options): Remove assignment to
3172 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3173 * tree-dfa.c (dump_variable): Dump memory reference
3175 Dump NO_ALIAS* settings.
3176 (referenced_var_lookup): Tidy.
3177 (mem_sym_stats): New.
3178 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3179 and ORIG are different SSA names for a memory partition.
3180 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3181 * tree-flow.h (struct mem_sym_stats_d): Define.
3182 (mem_sym_stats_t): Define.
3183 (struct mem_ref_stats_d): Define.
3184 (struct gimple_df): Add field mem_ref_stats.
3185 (enum noalias_state): Define.
3186 (struct var_ann_d): Add bitfield noalias_state.
3187 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3188 debug_mem_ref_stats, debug_memory_partitions,
3189 debug_mem_sym_stats): Declare.
3190 * tree-ssa-structalias.c (update_alias_info): Update call
3191 sites, pure/const call sites and asm sites in structure
3192 returned by gimple_mem_ref_stats.
3193 Remove local variable IS_POTENTIAL_DEREF.
3194 Increase NUM_DEREFS if the memory expression is a potential
3196 Call update_mem_sym_stats_from_stmt.
3197 If the memory references memory, call
3198 update_mem_sym_stats_from_stmt for all the direct memory
3199 symbol references found.
3200 (intra_create_variable_infos): Set noalias_state field for
3201 pointer arguments according to the value of
3202 flag_argument_noalias.
3203 * tree-ssa-structalias.h (struct alias_info): Remove fields
3204 num_calls_found and num_pure_const_calls_found.
3205 (update_mem_sym_stats_from_stmt): Declare.
3206 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3207 Set default value to 100.
3208 (PARAM_AVG_ALIASED_VOPS): Define.
3210 2007-04-11 Richard Guenther <rguenther@suse.de>
3213 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
3214 a * -b + c as c - a * b if we honor sign dependent rounding.
3216 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3218 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
3220 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
3221 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
3223 (initialize_trampoline): Don't use old-style function definition.
3224 (bfin_secondary_reload): Mark IN_P argument as unused.
3226 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
3228 PR tree-optimization/31343
3229 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
3230 (build_polynomial_chrec): Return a scalar when the evolution is zero.
3231 * testsuite/gcc.dg/vect/pr31343.c: New.
3233 2007-04-10 Eric Christopher <echristo@apple.com>
3235 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
3236 * config/i386/i386.md (*cmpfp0): Use.
3237 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3238 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3239 (fix_trunc<mode>_i386_fisttp): Ditto.
3240 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3241 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3242 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3243 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3244 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3245 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3246 (unnamed_splitters): Ditto.
3247 * config/i386/i386.c (output_fix_trunc): Assert that
3248 we're not being passed a TFmode operand.
3250 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
3252 PR tree-optimization/31526
3253 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
3254 n_basic_blocks to find newly added blocks.
3256 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
3258 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
3260 (fix_trunc<mode>si_sse): Ditto.
3261 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
3262 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
3263 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
3264 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
3265 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
3266 expander using SSEMODEF mode macro.
3267 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
3268 expander using SSEMODEF mode macro.
3269 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
3270 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
3271 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
3272 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
3273 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
3274 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
3275 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
3276 Macroize insn using X87MODEF mode macro.
3278 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
3280 * config/i386/sse.md (sse2_pinsrw): Removed.
3281 (sse2_pextrw): Renamed to ...
3282 (*sse2_pextrw): This.
3284 2007-04-09 Jan Hubicka <jh@suse.cz>
3287 * config/i386/sse.md
3288 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
3289 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
3290 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
3291 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
3293 2007-04-09 Jan Hubicka <jh@suse.cz>
3295 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
3296 multiple fields of union.
3298 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
3300 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
3301 (create_preheaders): Check that loops are available.
3302 (fix_loop_structure): Clean up, improve comments.
3303 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
3304 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
3306 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
3307 * predict.c (tree_estimate_probability): Do not call
3308 calculate_dominance_info. Call create_preheaders.
3309 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
3310 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
3312 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
3313 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
3314 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3315 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3318 2007-04-08 Jan Hubicka <jh@suse.cz>
3320 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3321 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3322 * fold-const.c (fold_unary): Use it.
3324 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3326 * varasm.c (assemble_variable): Remove call to
3327 lang_hooks.decls.prepare_assemble_variable.
3328 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3329 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3330 * langhooks.h (lang_hooks_for_decls): Remove
3331 prepare_assemble_variable.
3333 2007-04-08 Mike Stump <mrs@apple.com>
3335 * config/i386/i386.c: Use inc/dec on Core2.
3337 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3339 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3340 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3341 lhd_tree_inlining_end_inlining): Remove.
3342 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3343 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3345 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3346 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3347 lhd_tree_inlining_end_inlining): Remove prototypes.
3348 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3349 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3350 LANG_HOOKS_TREE_INLINING_START_INLINING,
3351 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3353 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3356 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3359 * config/avr/predicates.md (io_address_operand): Delete predicate.
3360 (low_io_address_operand): Don't use 'mode' argument.
3361 (higth_io_address_operand): Rename ...
3362 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3363 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3366 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3368 Revert change removing staticp.
3370 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3373 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3376 2007-04-07 Bruce Korb <bkorb@gnu.org>
3378 * c.opt: Add -Wformat-contains-nul.
3379 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3381 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3382 the NUL byte warning.
3384 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3386 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3388 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3390 * tree.c (staticp): No longer use staticp langhook.
3391 * langhooks.c (lhd_staticp): Removed.
3392 * langhooks.h (struct lang_hooks): Remove staticp.
3393 * c-common.c (c_staticp): Remove.
3394 * c-common.h (c_staticp): Ditto.
3395 * langhooks-defs.h (lhd_staticp): Ditto.
3396 (LHD_HOOKS_STATICP): Ditto
3397 * tree.h (gcc_assert_lowered): New macro.
3399 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3401 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3402 argument "reliable".
3403 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3404 Add argument "reliable". Propagate it through calls.
3405 (infer_loop_bounds_from_undefined): Derive number of iterations
3406 estimates from references in blocks that do not dominate loop latch.
3407 (gcov_type_to_double_int): New function.
3408 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3409 and expected_loop_iterations_unbounded.
3410 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3411 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3412 * tree-data-ref.c (estimated_loop_iterations): Export.
3413 (get_references_in_stmt): Fix -- do not return addresses of local
3415 * cfgloop.h (expected_loop_iterations_unbounded,
3416 estimated_loop_iterations): Declare.
3418 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3420 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3422 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3425 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3426 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3427 Use output_387_reg_move().
3428 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3429 expander using X87MODEF12 mode macro.
3430 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3431 choosing register preferences. Use output_387_reg_move().
3432 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3433 instead of "x". Use output_387_reg_move().
3434 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3435 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3436 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3437 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3438 Use output_387_reg_move().
3439 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3441 (*truncxf?f_i387 splitter): Ditto.
3443 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3445 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3446 LANG_HOOKS_SAFE_FROM_P.
3447 * expr.c (safe_from_p): Remove langhook call.
3448 * langhooks.h (lang_hooks): Remove safe_from_p.
3449 (lhd_safe_from_p): Remove prototype.
3450 * langhooks.c (lhd_safe_from_p): Remove.
3452 2007-04-06 Jan Hubicka <jh@suse.cz>
3454 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3457 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3459 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3460 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3461 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3462 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3464 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3465 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3467 2007-04-05 Richard Henderson <rth@redhat.com>
3469 * config/alpha/alpha.c (print_operand) [+]: Remove.
3470 (alpha_end_function): Print nop if call at end of function.
3471 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3472 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3473 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3474 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3475 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3476 the call pattern. Update peepholes to match.
3478 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3480 * doc/extend.texi (Other Builtins): Add decimal float variants
3482 * builtins.def: Ditto.
3483 * builtins.c (expand_builtin): Ditto.
3485 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3486 H.J. Lu <hongjiu.lu@intel.com>
3489 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3490 of V8HImode when calling ix86_binary_operator_ok.
3491 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3492 (sdot_prodv8hi): Operands 1 and 2 must be register.
3494 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3496 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3497 initialize align to silence bogus warning.
3499 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3502 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3504 (struct sra_walk_fns): Remove use_all parameter from use.
3505 (sra_hash_tree): Handle BIT_FIELD_REFs.
3506 (sra_elt_hash): Don't hash bitfld blocks.
3507 (sra_elt_eq): Skip them in parent compares as well. Handle
3509 (sra_walk_expr): Don't maintain or pass down use_all_p.
3510 (scan_use): Remove use_all parameter.
3511 (scalarize_use): Likewise. Re-expand assignment to
3512 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3513 output, and re-scalarize after output. Don't mark anything
3515 (scalarize_ldst): Adjust.
3516 (scalarize_walk_gimple_modify_statement): Likewise.
3517 (build_element_name_1): Handle BIT_FIELD_REFs.
3518 (instantiate_element): Don't warn for any element whose parent
3520 (instantiate_missing_elements_1): Return the sra_elt.
3521 (canon_type_for_field): New.
3522 (try_instantiate_multiple_fields): New.
3523 (instantiate_missing_elemnts): Use them.
3524 (mark_no_warning): Removed.
3525 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3526 (REPLDUP, sra_build_elt_assignment): New.
3527 (generate_copy_inout): Use them.
3528 (generate_element_copy): Likewise. Handle bitfld differences.
3529 (generate_element_zero): Don't recurse for blocks. Use
3530 sra_build_elt_assignment.
3531 (generate_one_element_int): Take elt instead of var. Use
3532 sra_build_elt_assignment.
3533 (generate_element_init_1): Adjust.
3534 (scalarize_use, scalarize_copy): Use REPLDUP.
3535 (scalarize_ldst): Move assert before dereference.
3536 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3538 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3540 * regmove.c: Fix unused variable warnings due to previous commit.
3542 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3544 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3545 (regmove_bb_head): Remove.
3546 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3547 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3548 problems with fixup_match_1.
3549 Don't initialize/free regmove_bb_head.
3551 (reg_is_remote_constant_p): If an insn is in the same basic block
3552 but not before INSN, consider it remote, too.
3554 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3557 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3558 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3560 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3562 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3563 (CONDITIONAL_REGISTER_USAGE): Likewise.
3565 2007-04-04 Richard Henderson <rth@redhat.com>
3567 * config/alpha/lib1funcs.asm: Remove unused file.
3569 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3572 * opts.c (print_specific_help): Fix --help=<language>
3574 (common_handle_option): Support --help=common.
3576 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3579 * gcc.c (main): Do not run the linker if
3580 print_subprocess_help indicates that it shouldn't be
3583 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3586 * doc/invoke.texi (--help=): Document <languages> value, fix
3587 formatting in tables of values.
3589 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3591 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3592 dllimport attribute of virtual methods.
3594 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3596 * config/score/crti.asm: Change _bss_start to __bss_start.
3597 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3598 (OUTGOING_REG_PARM_STACK_SPACE) update.
3599 * config/score/score.opt: add options to make backend support
3600 score5, score5u, score7 and score7d.
3601 * config/score/score.md: Likewise.
3602 * config/score/misc.md: Likewise.
3603 * config/score/mac.md: Likewise.
3604 * doc/invoke.texi: Likewise.
3605 * doc/md.texi: update constraints define.
3607 2007-04-03 Richard Henderson <rth@redhat.com>
3609 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3610 an appropriate type, use the mode instead.
3612 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3614 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3615 Set the default --with-arch setting to mips2.
3616 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3617 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3618 (MULTILIB_OSDIRNAMES): Delete.
3619 (MULTILIB_DIRNAMES): Define.
3620 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3621 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3622 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3623 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3624 VXWORKS_OS_CPP_BUILTINS.
3625 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3626 (MIPS_DEBUGGING_INFO): Undefine.
3627 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3629 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3632 * fold-const.c (native_encode_real): Encode real.c provided longs
3633 as a series of 32-bit native integers.
3634 (native_interpret_real): Interpret buffer as a series of 32-bit
3637 2007-04-03 Richard Guenther <rguenther@suse.de>
3639 * genpreds.c (write_insn_constraint_len): Write function
3640 optimized for CONSTRAINT_LEN implementation.
3641 (write_tm_preds_h): Output insn_constraint_len inline and
3642 use it for CONSTRAINT_LEN.
3643 (write_insn_preds_c): Don't output insn_constraint_len.
3644 * doc/md.texi (define_register_constraint): Document multi-letter
3645 constraints shall have the same length if they start with the same
3648 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3651 * config/i386/i386.md (isinf<mode>2): Expand only when
3652 TARGET_C99_FUNCTIONS is set.
3654 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3656 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3657 (x86_64-*-linux*): Ditto.
3658 * config/i386/i386.opt (mpc): New option.
3659 * config/i386/i386.c (overrride_options): Handle
3660 ix87_precision_string.
3661 * config/i386/crtprec.c: New file.
3662 * config/i386/t-crtpc: Ditto.
3663 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3665 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3666 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3667 crtprec32.o, crtprec64.o and crtprec80.o.
3669 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3671 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3673 2007-04-02 Eric Christopher <echristo@apple.com>
3675 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3676 limitations on darwin.
3678 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3681 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3683 2007-04-02 Dave Korn <dave.korn@artimi.com>
3685 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3687 2007-04-02 Dave Korn <dave.korn@artimi.com>
3689 * libgcc2.h (exception_descriptor): Don't forward-declare.
3690 (__get_eh_table_language, __get_eh_table_version): Delete
3691 prototypes of long-dead functions.
3693 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3695 * ebitmap.h: New file
3696 * ebitmap.c: New file
3697 * Makefile.in (ebitmap.o): New target.
3699 2007-04-01 Jan Hubicka <jh@suse.cz>
3701 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3702 before very first instruction.
3704 2007-04-01 Jan Hubicka <jh@suse.cz>
3706 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3707 waring on 64bit hosts.
3708 * bitmap.h: Fix typo in bitmap_head_def.
3710 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3712 PR rtl-optimization/31391
3713 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3714 into a DELETED_LABEL note, and the label is in an empty basic
3715 block, update BB_END as well as BB_HEAD.
3717 2007-04-01 Richard Henderson <rth@redhat.com>
3719 PR tree-optimization/31169
3720 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3721 to varying if the range is outside [0, prec-1].
3723 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3726 * config/mips/mips.md (load_const_gp): New insn.
3727 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3728 the MIPS16 GP pseudo register if no_new_pseudos.
3729 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3731 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3734 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3736 (call_value): Likewise.
3738 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3739 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3742 * doc/invoke.texi: (optimization options): Reword description
3743 of -ffast-math. Document its primary purpose.
3745 2007-03-31 Richard Guenther <rguenther@suse.de>
3747 * omp-low.c (splay-tree.h): Include.
3748 (lookup_decl): Replace splay-tree usage by pointer-map.
3749 (maybe_lookup_decl): Likewise.
3750 (new_omp_context): Likewise.
3751 (delete_omp_context): Likewise.
3752 * gimplify.c (splay-tree.h): Include.
3753 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3755 (remap_ssa_name): Likewise.
3756 (remap_decl): Likewise.
3757 (remap_type_1): Likewise.
3758 (remap_type): Likewise.
3759 (copy_body_r): Likewise.
3760 (expand_call_inline): Likewise.
3761 (clone_body): Likewise.
3762 (copy_tree_r): Likewise.
3763 (remap_save_expr): Likewise.
3764 (unsave_r): Likewise.
3765 (unsave_expr_now): Likewise.
3766 (tree_function_versioning): Likewise.
3767 (build_duplicate_type): Likewise.
3768 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3769 (struct copy_body_data): Replace splay-tree by pointer-map.
3770 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3771 not $(SPLAY_TREE_H).
3772 (gimplify.o): Depend on $(SPLAY_TREE_H).
3773 (omp-low.p): Likewise.
3775 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3777 * config/avr/predicates.md (even_register_operand,
3778 odd_register_operand): New predicates.
3779 * config/avr/avr.md (movw peephole2): New.
3780 (movw_r peephole2): New.
3782 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3784 * tree.h (get_signed_or_unsigned_type): New.
3785 * fold-const.c (operand_equal_for_comparison_p): Use
3786 get_signed_or_unsigned_type instead of
3787 lang_hooks.types.signed_or_unsigned_type.
3788 * expr.c (store_expr): Ditto.
3789 * langhooks.c (get_signed_or_unsigned_type): New.
3790 (lhd_signed_or_unsigned_type): New.
3791 * langhooks.h (lhd_signed_or_unsigned_type): New.
3792 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3794 2007-03-30 Richard Henderson <rth@redhat.com>
3796 * tree-ssa-loop-ivopts.c: Include target.h.
3797 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3798 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3799 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3800 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3802 2007-03-30 Richard Henderson <rth@redhat.com>
3803 Kai Tietz <kai.tietz@onevision.com>
3805 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3807 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3808 (TARGET_64BIT_MS_ABI): New.
3809 (DBX_REGISTER_NUMBER): Handle 64-bit.
3810 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3811 (LONG_TYPE_SIZE): Force to 32.
3812 (REG_PARM_STACK_SPACE): New.
3813 (OUTGOING_REG_PARM_STACK_SPACE): New.
3814 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3815 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3816 (STACK_BOUNDARY): Use 128 for 64-bit.
3817 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3818 Add 64-bit implementation.
3819 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3821 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3822 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3823 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3824 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3825 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3826 TARGET_64BIT_MS_ABI.
3827 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3828 (ix86_pass_by_reference): Likewise.
3829 (ix86_function_value_regno_p): Likewise.
3830 (ix86_build_builtin_va_list): Likewise.
3831 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3832 (function_arg_advance_ms_64): New.
3833 (function_arg_advance): Call it.
3834 (function_arg_ms_64): New.
3835 (function_arg): Call it.
3836 (function_value_ms_64): New.
3837 (ix86_function_value_1): Call it.
3838 (return_in_memory_ms_64): New.
3839 (ix86_return_in_memory): Call it.
3840 (setup_incoming_varargs_ms_64): New.
3841 (ix86_setup_incoming_varargs): Call it.
3842 (ix86_expand_prologue): Handle 64-bit stack probing.
3843 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3844 (output_pic_addr_const): Likewise.
3845 (x86_this_parameter): Likewise.
3846 (x86_output_mi_thunk): Likewise.
3847 (x86_function_profiler): Likewise.
3848 (TARGET_STRICT_ARGUMENT_NAMING): New.
3849 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3850 (TARGET_64BIT_MS_ABI): New.
3851 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3852 * config/i386/i386.md (allocate_stack_worker): Remove.
3853 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3854 describe the clobber of eax without a match_scratch.
3855 (allocate_stack_worker_postreload): Remove.
3856 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3857 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3858 (allocate_stack_worker_rex64_postreload): Remove.
3859 (allocate_stack): Handle 64-bit.
3860 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3861 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3862 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3863 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3864 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3865 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3866 * config.build (x86_64-*-mingw*): New host.
3867 * config.host (x86_64-*-mingw*): New host.
3868 * config.gcc (x86_64-*-mingw*): New target.
3869 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3871 2007-03-30 Richard Henderson <rth@redhat.com>
3872 Kai Tietz <kai.tietz@onevision.com>
3874 * c-pragma.c (struct def_pragma_macro_value): New.
3875 (struct def_pragma_macro): New.
3876 (pushed_macro_table): New.
3877 (dpm_hash, dpm_eq): New.
3878 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3879 (init_pragma): Install them.
3880 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3882 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3884 * config/avr/avr.c (avr_override_options): Clear
3885 'flag_delete_null_pointer_checks'.
3887 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3890 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3891 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3892 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3893 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3894 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3895 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3896 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3898 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3900 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3902 * regmove.c: Move all of pass_stack_adjustments from here...
3903 * combine-stack-adj.c: ...to this new file.
3904 * Makefile.in: Add rules for combine-stack-adj.o.
3906 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3908 PR tree-optimization/31383
3909 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3910 to have the same length.
3912 2007-03-30 Jan Hubicka <jh@suse.cz>
3915 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3916 availablility; add more sanity checking; ask varpool only about
3919 2007-03-29 Richard Henderson <rth@redhat.com>
3921 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3922 to decide, but __SIZEOF_LONG_LONG__.
3924 2007-03-29 Richard Henderson <rth@redhat.com>
3926 * emutls.c (struct __emutls_array): New.
3927 (emutls_destroy): Use it instead of casting element 0 from void*.
3928 (__emutls_get_address): Likewise.
3930 2007-03-29 Richard Henderson <rth@redhat.com>
3932 * varasm.c (initializer_constant_valid_p): Don't deny
3933 DECL_DLLIMPORT_P on functions.
3935 * config/i386/cygming.h: Remove function declarations.
3936 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3937 (ASM_OUTPUT_LABELREF): Remove.
3938 (COMMON_ASM_OP): Remove.
3939 (ASM_OUTPUT_COMMON): Remove.
3940 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3941 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3942 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3943 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3944 Rename from TARGET_ENCODE_SECTION_INFO.
3945 * config/i386/netware.h: Likewise.
3946 * config/i386/i386-protos.h: Update.
3947 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3948 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3949 (legitimate_constant_p): Reject dllimports.
3950 (dllimport_map, get_dllimport_decl): New.
3951 (legitimize_dllimport_symbol): New.
3952 (legitimize_address, ix86_expand_move): Use it.
3953 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3954 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3955 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3956 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3957 * config/i386/predicates.md (constant_call_address_operand): Only
3958 accept symbols; reject dllimport_p symbols.
3959 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3960 i386_pe_maybe_record_exported_symbol.
3961 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3962 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3963 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3964 trust the setting of DECL_DLLIMPORT_P.
3965 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3966 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3967 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3968 tidy the argument scanning loop.
3969 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3970 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3971 (i386_pe_strip_name_encoding): Remove.
3972 (i386_pe_binds_local_p): New.
3973 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3974 (i386_pe_output_labelref): Remove.
3975 (i386_pe_asm_output_aligned_decl_common): New.
3976 (i386_pe_maybe_record_exported_symbol): Rename from
3977 i386_pe_record_exported_symbol; check for dllexported symbols.
3979 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3981 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3982 add comment explaining why vsnprintf cannot be used.
3984 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3986 PR tree-optimization/30666
3987 * tree.c (build_complex_type): When creating type names for DWARF2
3988 debug info, create TYPE_DECLs for TYPE_NAME instead of
3990 (build_common_tree_nodes_2): Use build_complex_type when building
3991 predefined complex types, to preserve canonical types.
3993 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3995 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3996 (noce_get_alt_condition): Look at it to determine whether to
3997 reverse the condition or not.
3998 (noce_get_condition): Substitute the truth for lies.
3999 (noce_find_if_block): Set the then_else_reversed field.
4001 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
4003 * config/fr30/fr30.md (movdi): Do not accept immediates as the
4004 destination of this insn.
4005 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
4006 than calling gen_rtx_SET directly. Use r0 to hold the value of
4007 'address + 4' rather than a stack based temporary which can be
4010 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4012 * config/s390/s390.c (s390_secondary_input_reload_class,
4013 s390_secondary_output_reload_class): Functions removed.
4014 (s390_secondary_reload): New function.
4015 (TARGET_SECONDARY_RELOAD): Target macro defined.
4016 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
4017 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
4018 * config/s390/s390.md ("reload_outti", "reload_outdi",
4019 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
4020 "reload_out<mode>"): Expanders removed.
4021 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
4022 "reload<mode>_nonoffmem_out"): Expanders added.
4024 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4026 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
4027 SRC->DEST replacement failed anyway.
4029 2007-03-28 Mike Stump <mrs@apple.com>
4031 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
4032 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
4033 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
4035 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4037 * config.gcc: Accept barcelona as a variant of amdfam10.
4038 * config/i386/i386.c (override_options): Likewise.
4039 * doc/invoke.texi: Likewise.
4041 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
4043 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
4044 offsets for BIT_FIELD_REF and COMPONENT_REF.
4046 2007-03-28 Richard Guenther <rguenther@suse.de>
4048 * tree.c (is_global_var): Move ...
4049 * tree-flow-inline.h (is_global_var): ... here.
4050 * tree.h (is_global_var): Remove declaration.
4052 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
4054 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
4056 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
4057 * config/i386/i386.c (ix86_tune_features): Initialize new
4059 * config/i386/predicates.md (promotable_binary_operator): Use
4060 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
4062 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
4065 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
4067 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
4069 * config/fr30/fr30.md (movsi_internal): Change destination
4070 constraint from m to V and add m to the end.
4072 2007-03-28 Christian Bruel <christian.bruel@st.com>
4074 * config/sh/sh.md (movsi_i): Fix type attribute.
4076 2007-03-28 Christian Bruel <christian.bruel@st.com>
4078 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
4079 (movsf_ie): Likewise.
4081 2007-03-28 Christian Bruel <christian.bruel@st.com>
4083 * config.gcc: Add sh4-300 to multilib.
4084 * config/sh/t-mlib-sh4-300: New file.
4086 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
4088 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
4089 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
4091 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
4092 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
4093 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
4094 "fixuns_trunctddi2"): Whitespace fix.
4096 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
4098 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
4099 the definition of struct sh_args.
4100 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
4101 CALL_COOKIE_INT_REG_GET): Likewise.
4103 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
4105 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
4106 transformations are applied successfully.
4108 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
4110 * tree.c (tree_contains_struct): Permit 512 tree codes.
4111 * tree.h (tree_contains_struct): Ditto.
4112 (MAX_TREE_CODES): Ditto.
4113 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
4114 SPARE member to store remaining padding bits.
4116 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4118 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4121 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4123 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4124 * configure: Regenerate.
4126 * configure: Regenerate using the correct version of autoconf.
4128 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4130 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4132 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4133 regs to "__SP_L__" and "__SP_H__".
4135 2007-03-27 Richard Guenther <rguenther@suse.de>
4137 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4138 computations with it with a HOST_WIDE_INT variable.
4140 2007-03-26 Mike Stump <mrs@apple.com>
4142 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4143 objective-c-header, objective-c++-header and objc++-cpp-output
4145 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4147 2007-03-26 Richard Henderson <rth@redhat.com>
4150 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4151 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4152 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4153 IX86_BUILTIN_PSRLQ128): New.
4154 (ix86_init_mmx_sse_builtins): Add them.
4155 (ix86_expand_builtin): Expand them.
4156 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4157 operand 2 be TImode.
4158 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4159 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4160 _mm_srli_epi64): Mark __B const.
4161 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4162 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4163 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4164 new two-vector shift builtins.
4166 2007-03-26 Ian Lance Taylor <iant@google.com>
4168 PR tree-optimization/31345
4169 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4170 [+INF, +INF(OVF)] into VARYING.
4172 2007-03-26 Zack Weinberg <zackw@panix.com>
4174 * gengtype-parse.c: New file.
4175 * gengtype-yacc.y: Delete.
4176 * gengtype-lex.l: Don't include gengtype-yacc.h.
4177 Define YY_DECL and yyterminate appropriately for recursive
4178 descent parser. yylval is now a string out-parameter to yylex.
4179 (HWS, EOID): New shorthand.
4180 (IWORD): Add a couple more types.
4181 (yylex): Add a setup stanza. Remove the complex rules for
4182 detecting GTY'ed types and typedefs; replace with simple
4183 keyword detectors. Adjust everything for the changed
4184 definition of yylval. Ignore all pp-directives, not just #define.
4186 (parse_file): Rename yybegin; do not call yyparse.
4188 * gengtype.c (xasprintf): Export again.
4189 (this_file): New. Use everywhere __FILE__ was being used.
4190 (get_lang_bitmap): Special case types defined in gengtype.c.
4191 (do_typedef, new_structure): Suppress definition of certain types.
4192 (new_structure): Improve diagnostics of duplicate definitions.
4193 Make sure location_s is associated with input.h.
4194 (nreverse_pairs, define_location_structures): New functions.
4195 (main): Improve tagging of kludge types. Remove old kludges
4196 for input.h types; use define_location_structures.
4197 * gengtype.h: Update prototypes. Define token codes here.
4198 * Makefile.in: Remove all references to gengtype-yacc.
4199 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4201 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4202 add GTY((skip)) to the field that's only conditionally there.
4203 * doc/install.texi: Document that Bison is no longer required
4204 unless building treelang.
4206 * gengtype.c: Don't include gtyp-gen.h.
4207 (srcdir): Declare here.
4208 (base_files, lang_dir_names): Allocate dynamically.
4209 (gt_files, num_gt_files, num_lang_dirs): New globals.
4210 (measure_input_list, read_input_line, read_input_list)
4211 (set_lang_bitmap): New functions.
4212 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
4213 simplify, relying on read_input_list to set up the bitmaps.
4214 (main): Arguments are no longer unused. Check for correct number
4215 of command line arguments, set srcdir and srcdir_len, then call
4216 read_input_list, before doing anything else. No need to worry
4217 about duplicates in main loop.
4218 * configure.ac: Simplify the calculation of all_gtfiles.
4219 Put language tags in there. Don't set or substitute
4220 all_gtfiles_files_langs or all_gtfiles_files_frags.
4221 * Makefile.in: Revamp the way gengtype is invoked, now that it
4222 takes a file on its command line with a much simpler format.
4223 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
4224 (GTFILES): Remove duplicates and C source files.
4225 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
4226 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
4227 * configure: Regenerate.
4229 * gengtype.h: Remove all type definitions to gengtype.c; leave
4230 only definitions of options_p, type_p, and pair_p as opaque
4231 pointers. Update prototypes.
4232 * gengtype.c: Many type definitions moved here from gengtype.h.
4233 Consolidate type definitions at the top of the file.
4234 (xvasprintf): Delete.
4235 (xasprintf): Make static.
4236 (create_nested_pointer_option): Add 'next' parameter.
4237 (create_field_all, create_field_at): New functions.
4238 (create_field): Now a thin wrapper around create_field_all.
4239 (create_optional_field): Rename create_optional_field_ and add
4240 line argument. Original name is now a macro which supplies
4242 (oprintf): Use vsnprintf directly.
4243 (close_output_files): Use fatal rather than perror/exit.
4244 (note_def_vec, note_def_vec_alloc): Use create_field_at.
4245 (main): Set progname. Don't use exit.
4246 * gengtype-yacc.y (struct_fields): Use create_field_at.
4247 (option, optionseqopt): Delete.
4248 (optionseq): Consolidate productions from option here so we
4249 can use the first argument to create_option.
4251 * gengtype-lex.l: Distinguish unions from structures in the
4252 token type. Don't call find_structure; return the tag as a string.
4253 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
4254 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
4255 Reorganize typedef_struct production accordingly.
4256 Use create_nested_ptr_option.
4257 * gengtype.c (create_nested_ptr_option): New function.
4258 * gengtype.h: Declare it.
4260 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
4261 (string_type): Don't declare.
4262 (do_scalar_typedef): Declare.
4263 (create_scalar_type): Update prototype.
4264 * gengtype.c (string_type): Make static.
4265 (scalar_nonchar, scalar_char): New.
4266 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
4267 (resolve_typedef): Use scalar_nonchar for error recovery.
4268 (create_scalar_type): Remove name_len field. Return scalar_char
4269 or scalar_nonchar as appropriate.
4270 (adjust_field_type): Look at scalar_is_char boolean to decide whether
4272 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
4274 (main): Initialize scalar_char and scalar_nonchar before calling
4276 * gengtype-lex.l: Adjust for removal of second argument to
4277 create_scalar_type. Use yylval.s instead of yylval.t when
4279 * gengtype-yacc.y: Type of SCALAR is string. Call
4280 create_scalar_type from type:SCALAR rule. Adjust for removal of
4281 second argument to create_scalar_type.
4283 * vec.h: Remove all #if IN_GENGTYPE blocks.
4284 Add comment saying that changes may require adjustments to gengtype.
4285 * gengtype.c: Don't include coretypes.h or tm.h.
4286 Add comment to inclusion of errors.h.
4287 (note_def_vec, note_def_vec_alloc): New functions.
4288 * gengtype.h: Declare new functions.
4289 * gengtype-lex.l: Don't include coretypes.h.
4290 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
4292 (update_lineno): Remove unnecessary prototype.
4293 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
4294 (VEC rule): Just return VEC_TOKEN.
4295 * gengtype-yacc.y (VEC_TOKEN): New token type.
4296 (type): Add a production for VEC(a,b).
4297 * Makefile.in: Update dependencies.
4299 * gengtype-lex.l: Remove rules for parsing pointer-to-function
4300 typedefs that use the old PARAMS macro.
4302 * gengtype-lex.l: Remove all rules and states relating to yacc
4304 * gengtype-yacc.y: Similarly.
4305 * gengtype.c (note_yacc_type): Delete function.
4306 * gengtype.h: Update prototypes.
4308 2007-03-26 Joseph Myers <joseph@codesourcery.com>
4310 * tree-pretty-print.c (dump_generic_node): Report precision of
4311 unnamed integer types.
4313 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4315 * ifcvt.c (noce_try_store_flag_constants): Don't check
4316 no_new_pseudos here.
4317 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4318 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4319 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4320 noce_try_sign_mask): Likewise.
4321 (if_convert): Check no_new_pseudos here.
4323 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4325 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4326 (noce_get_condition): Handle new then_else_reversed argument.
4327 (noce_init_if_info): Remove, fold into noce_find_if_block.
4328 (noce_process_if_block): Take a struct noce_if_info as the
4329 argument. Don't set up one based on ce_if_info. Update pointer
4330 references accordingly.
4331 (cond_move_process_if_block): Likewise.
4332 (process_if_block): Removed.
4333 (find_if_block): Removed. Move functionality two new functions,
4334 noce_find_if_block and cond_exec_find_if_block.
4335 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4336 blocks and the symmetric IF-ELSE-JOIN case.
4337 (cond_exec_find_if_block): Also new function mostly based on old
4338 find_if_block and process_if_block.
4339 (find_if_header): Replace find_if_block call with separately
4340 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4341 (find_cond_trap): Update noce_get_condition call.
4342 (dead_or_predicable): Likewise.
4344 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4346 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4348 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4349 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4350 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4351 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4352 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4353 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4354 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4355 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4356 __builtin_ia32_psrad128 builtins.
4358 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4360 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4361 * config/i386/constraints.md
4362 (define_constraint "I"): Use IN_RANGE macro.
4363 (define_constraint "J"): Ditto.
4364 (define_constraint "K"): Ditto.
4365 (define_constraint "M"): Ditto.
4366 (define_constraint "N"): Ditto.
4367 (define_constraint "O"): Ditto.
4368 * config/i386/predicates.md
4369 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4370 (define_predicate "const_0_to_3_operand"): Ditto.
4371 (define_predicate "const_0_to_7_operand"): Ditto.
4372 (define_predicate "const_0_to_15_operand"): Ditto.
4373 (define_predicate "const_0_to_63_operand"): Ditto.
4374 (define_predicate "const_0_to_255_operand"): Ditto.
4375 (define_predicate "const_1_to_31_operand"): Ditto.
4376 (define_predicate "const_2_to_3_operand"): Ditto.
4377 (define_predicate "const_4_to_7_operand"): Ditto.
4379 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4381 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4382 in SImode for save_world.
4383 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4386 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4388 PR tree-optimization/30784
4389 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4392 2007-03-25 Revital Eres <eres@il.ibm.com>
4394 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4395 Fold movement_possibility function into it.
4397 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4399 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4400 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4401 (call_indirect_nonlocal_darwin64): Same.
4402 (call_nonlocal_darwin64): Same.
4403 (call_value_indirect_nonlocal_darwin64): Same.
4404 (call_value_nonlocal_darwin64): Same.
4405 (sibcall_nonlocal_darwin64): Same.
4406 (sibcall_value_nonlocal_darwin64): Same.
4407 (sibcall_symbolic_64): Same.
4408 (sibcall_value_symbolic_64): Same.
4409 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4411 (rs6000_emit_load_toc_table): Same.
4412 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4413 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4419 (load_toc_v4_pic_si): Same
4420 (load_toc_v4_PIC_1): Same.
4421 (load_toc_v4_PIC_1b): Same.
4422 (call_indirect_aix{32,64}): Same.
4423 (call_value_indirect_aix{32,64}): Same.
4426 (call_local{32,64}): Same.
4427 (call_value_local{32,64}): Same.
4428 (call_indirect_nonlocal_aix{32,64}): Same.
4429 (call_nonlocal_aix{32,64}): Same.
4430 (call_value_indirect_nonlocal_aix{32,64}): Same.
4431 (call_value_nonlocal_aix{32,64}): Same.
4432 (call_indirect_nonlocal_sysv<mode>): Same.
4433 (call_nonlocal_sysv<mode>): Same.
4434 (call_value_indirect_nonlocal_sysv<mode>): Same.
4435 (call_value_nonlocal_sysv<mode>): Same.
4437 (sibcall_local{32,64}): Same.
4438 (sibcall_value_local{32,64}): Same.
4439 (sibcall_nonlocal_aix{32,64}): Same.
4440 (sibcall_value_nonlocal_aix{32,64}): Same.
4441 (sibcall_nonlocal_sysv<mode>): Same.
4442 (sibcall_value): Same.
4443 (sibcall_value_nonlocal_sysv<mode>): Same.
4445 2007-03-24 Paul Brook <paul@codesourcery.com>
4447 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4448 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4450 2007-03-24 Richard Henderson <rth@redhat.com>
4452 * config/ia64/constraints.md: New file.
4453 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4454 satisfies_constraint_?.
4455 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4456 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4457 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4458 ia64_output_mi_thunk): Likewise.
4459 (ia64_const_ok_for_letter_p): Remove.
4460 (ia64_const_double_ok_for_letter_p): Remove.
4461 (ia64_extra_constraint): Remove.
4462 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4463 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4464 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4465 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4466 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4467 EXTRA_MEMORY_CONSTRAINT): Remove.
4468 * config/ia64/ia64.md: Include constriants.md. Replace
4469 CONST_OK_FOR_? with satisfies_constraint_?.
4471 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4472 H.J. Lu <hongjiu.lu@intel.com>
4474 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4476 (name macros): Use DPD_BID_NAME to convert names properly.
4478 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4479 decimal floating point format.
4480 (init_floating_libfuncs): Change decimal functions so that they
4481 have a "bid_" prefix if the decimal system uses the BID format,
4482 and "dpd_" prefix if the decimal system uses the DPD format.
4483 (init_interclass_conv_libfuncs): Ditto.
4484 (init_intraclass_conv_libfuncs): Ditto.
4486 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4487 using the BID format.
4489 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4490 whether we are using the BID decimal format.
4491 * configure: Regenerate.
4493 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4494 the compiler has decimal floating point enabled. Define
4495 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4498 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4499 using the BID format.
4501 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4502 whether we are using the BID decimal format.
4503 * configure: Regenerate.
4505 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4506 the compiler has decimal floating point enabled. Define
4507 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4510 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4511 options, and that it is enabled for i386/x86_64 systems.
4513 * Makefile.in (enable_decimal_float): New.
4515 (DECNUMINC): Add -I$(DECNUMFMT).
4516 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4517 to $(DECNUMFMT) from $(DECNUM).
4519 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4520 Substitute enable_decimal_float.
4521 * configure: Regenerated.
4524 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4527 * configure.ac: Enable decimal float for x86_64-*-linux*.
4528 * configure: Regenerated.
4531 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4532 decimal128ClearSign to flip and clear the sign bit in decimal128.
4533 (decimal_real_maxval): Set decimal128SetSign to set the sign
4536 2007-03-23 Ian Lance Taylor <iant@google.com>
4538 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4540 2007-03-23 Ian Lance Taylor <iant@google.com>
4542 * tree-dump.c (dump_files): Correct comment.
4544 2007-03-23 Ian Lance Taylor <iant@google.com>
4546 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4548 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4550 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4551 in cfglayout mode. Don't go into and out of cfglayout mode.
4552 Link the blocks in the order of the constructed traces.
4553 (rest_of_handle_tracer): Adjust call to tracer.
4554 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4555 Don't go into cfglayout mode.
4556 (rtl_loop_done): Don't go out of cfglayout mode.
4557 * cfglayout.c (relink_block_chain): New function, split out from...
4558 (fixup_reorder_chain): ...here. Remove redundant checking.
4559 (cfg_layout_finalize): Don't clear the header, footer, and aux
4560 fields here, move the code to do so to relink_block_chain. Likewise
4561 for free_original_copy_tables.
4562 * rtl.h (tracer): Update prototype.
4563 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4564 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4565 mode. Use relink_block_chain to serialize the CFG according to the
4566 new basic block order. Move targetm.cannot_modify_jumps_p check from
4568 (gate_handle_reorder_blocks): ...to here.
4569 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4571 (gate_duplicate_computed_gotos): ...to here.
4572 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4573 something always changes when going into and out of cfglayout mode.
4574 Perform an expensive cfg cleanup while going into cfglayout mode.
4575 Always update liveness information on HAVE_conditional_execution
4576 targets. Reserialize the basic blocks and go out of cfglayout mode.
4577 * reg-stack.c: Include cfglayout.h.
4578 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4579 the call to reorder_basic_blocks.
4580 * basic-block.h (reorder_basic_blocks): Update prototype.
4581 (relink_block_chain): New prototype.
4582 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4584 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4586 * config/mips/mips.md (type, hazard, *movdi_32bit,
4587 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4588 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4589 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4590 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4591 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4593 (movcc): Change first xfer to multi.
4594 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4595 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4596 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4597 config/mips/generic.md: Change reservations using "xfer" to use
4599 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4600 using match_operand.
4601 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4602 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4604 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4606 2007-03-22 Richard Henderson <rth@redhat.com>
4608 * config/i386/i386.c: Remove unnecessary function declarations.
4609 Move targetm definition, and all related macros, to the end of
4610 the file. Resort some functions to put definitions before uses.
4611 (ix86_attribute_table): Make static. Move to end of file.
4612 (ix86_gimplify_va_arg): Make static.
4614 2007-03-22 Richard Henderson <rth@redhat.com>
4616 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4617 don't increase local_regparm with force_align_arg_pointer check.
4618 (ix86_function_sseregparm): Assert 32-bit.
4619 (type_has_variadic_args_p): New.
4620 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4621 type_has_variadic_args_p.
4622 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4623 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4624 use memset instead. Do maybe_vaarg check first; skip attribute
4625 tests if true; skip attribute tests for 64-bit.
4626 (construct_container): Remove TARGET_DEBUG_ARG.
4627 (function_arg_advance_32, function_arg_advance_64): Split out ...
4628 (function_arg_advance): ... from here.
4629 (function_arg_32, function_arg_64): Split out ...
4630 (function_arg): ... from here.
4631 (ix86_pass_by_reference): Tidy.
4632 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4633 (function_value_32): New, from parts of ix86_function_value
4634 and ix86_value_regno.
4635 (function_value_64): New, from parts of ix86_function_value
4636 and ix86_libcall_value.
4637 (ix86_function_value_1): New.
4638 (ix86_function_value, ix86_libcall_value): Use it.
4639 (return_in_memory_32, return_in_memory_64): Split out ...
4640 (ix86_return_in_memory): ... from here.
4641 (ix86_struct_value_rtx): Skip for 64-bit.
4642 (ix86_libcall_value, ix86_value_regno): Remove.
4643 (setup_incoming_varargs_64): Split out ...
4644 (ix86_setup_incoming_varargs): ... from here.
4645 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4646 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4647 * config/i386/i386-protos.h (ix86_function_value): Remove.
4648 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4650 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4653 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4654 infinities not supported, otherwise emit warning if -Woverflow. On
4655 underflow, emit warning if -Woverflow.
4656 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4658 * real.h (real_from_string): Update declaration
4660 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4661 Richard Henderson <rth@redhat.com>
4663 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4664 * calls.c (compute_argument_block_size, expand_call,
4665 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4666 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4667 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4668 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4669 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4670 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4671 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4672 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4675 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4677 * c-incpath.c (add_sysroot_to_chain): New.
4678 (merge_include_chains): Add sysroot argument. Call
4679 add_sysroot_to_chain if sysrooted.
4680 (register_include_chains): Update call to merge_include_chains.
4681 * doc/cppopts.texi: Document use of '=' in include directory
4684 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4686 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4687 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4688 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4689 insn pattern using X87MODEF12 mode macro.
4691 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4693 * regmove.c (regmove_optimize): Use reg_mentioned_p
4694 instead of reg_overlap_mentioned_p for DST.
4696 2007-03-21 Mike Stump <mrs@apple.com>
4698 * c.opt: Fixup for Objective-C/C++.
4700 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4702 * explow.c (convert_memory_address): Fold memory reference when
4703 POINTERS_EXTEND_UNSIGNED < 0
4705 2007-03-21 Richard Henderson <rth@redhat.com>
4708 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4709 * config/i386/mmintrin.h (__m64): Likewise.
4710 * config/i386/xmmintrin.h (__m128): Likewise.
4712 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4714 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4715 (VXWORKS_OS_CPP_BUILTINS): Define.
4716 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4717 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4719 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4721 * rtl.h (constant_pool_reference_p): Delete.
4722 (find_constant_src): Declare.
4723 * rtlanal.c (find_constant_src): New function.
4724 * simplify-rtx.c (constant_pool_reference_p): Delete.
4725 * config/i386/i386.md: Use find_constant_src instead of
4726 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4728 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4730 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4731 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4733 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4735 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4736 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4737 (arm_elf_asm_constructor): Use it.
4738 (arm_elf_asm_destructor): New function.
4740 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4742 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4744 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4746 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4748 2007-03-19 Andrew Haley <aph@redhat.com>
4750 PR tree-optimization/31264
4751 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4754 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4756 PR rtl-optimization/30907
4757 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4758 (fwprop_init): Always call loop_optimizer_initialize.
4759 (fwprop_done): Always call loop_optimizer_finalize.
4760 (fwprop): We always have loop info now.
4761 (gate_fwprop_addr): Remove.
4762 (pass_fwprop_addr): Use gate_fwprop as gate.
4764 PR rtl-optimization/30841
4765 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4766 df_chain_alloc): Call df_reorganize_refs unconditionally.
4767 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4768 refs_organized to refs_organized_size.
4769 (df_ref_create_structure): Use refs_organized_size instead of
4770 bitmap_size if refs had been organized, and keep refs_organized_size
4772 * df.h (struct df_ref_info): Change refs_organized to
4773 refs_organized_size.
4774 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4777 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4779 * except.c (output_function_exception_table): Do not reference the
4780 EH personality routine for functions that do not require an
4783 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4786 * c-typeck.c (convert_for_assignment): Call comptypes for
4787 RECORD_TYPE or UNION_TYPE.
4790 * reload1.c (reload): Do invalid ASM checking after
4791 cleanup_subreg_operands.
4793 2007-03-19 Jeff Law <law@redhat.com>
4795 * tree-cfg.c (find_taken_edge): Tighten conditions for
4796 optimizing computed gotos.
4798 2007-03-19 Michael Matz <matz@suse.de>
4800 * builtins.c (expand_builtin_sync_operation,
4801 expand_builtin_compare_and_swap,
4802 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4805 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4806 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4809 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4811 * doc/tm.texi: Add brackets around the return type of
4812 TARGET_SECONDARY_RELOAD.
4814 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4815 Richard Guenther <rguenther@suse.de>
4817 PR tree-optimization/31254
4818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4819 Use handled_component_p () where appropriate. Continue
4820 propagating into the rhs if we propagated into an INDIRECT_REF
4823 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4825 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4826 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4827 (xde, xdee): Mode attributes adjusted to support DFP modes.
4828 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4829 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4830 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4831 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4832 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4833 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4834 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4836 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4837 "movsf"): Insn definitions removed.
4838 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4839 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4840 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4842 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4843 "reload_in<mode>", "reload_out<mode>"): Expander added.
4844 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4847 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4849 * config/s390/s390.md: Only non-functional changes. Renamed
4850 FPR mode macro to BFP all over the file.
4852 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4854 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4855 (op_type attribute): RRF instruction type added.
4856 (fT0): New mode attribute.
4857 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4858 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4859 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4860 no secondary memory is needed when moving DFmode values between GPRs
4863 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4865 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4866 inverted and documentation adjusted.
4867 ("mhard-dfp", "msoft-dfp"): New options.
4868 * config/s390/s390.c (s390_handle_arch_option): New architecture
4870 (override_options): Sanity checks for the new options added.
4871 * config.gcc: New architecture switch: z9-ec.
4872 * config/s390/s390.h (processor_flags): PF_DFP added.
4873 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4874 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4875 when the bit is NOT set so remove it from the defaults.
4877 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4879 * genemit.c (main): Print include statement for dfp.h.
4880 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4883 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4885 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4887 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4890 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4893 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4895 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4896 attr_length_call, output_call, output_indirect_call): Cleanup
4897 formatting of targetm calls.
4899 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4901 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4903 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4905 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4906 reservation, bypass and anti-bypass descriptions for these instructions.
4907 Update move patterns.
4908 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4911 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4913 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4914 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4915 (get_initial_def_for_reduction): Likewise.
4917 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4919 Fix PR tree-optimization/29922
4920 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4921 (get_representative): Removed.
4922 (value_dies_in_block_x): Update for rvuse removal.
4923 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4924 (compute_antic_aux): Handle when PHI nodes appear in
4925 non-single-successors.
4926 (dump_bitmap_of_names): Removed.
4927 (compute_antic_safe): Renamed and removed rvuse calculation.
4928 Calculate only antic safe.
4929 (insert_into_preds_of_block): Remove assert.
4930 (execute_pre): Update for renamed functions.
4931 (defer_or_phi_translate_block): New function.
4933 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4935 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4936 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4938 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4939 Follow spelling conventions.
4941 * tree-data-ref.h: Remove the prototype for analyze_array.
4943 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4945 PR tree-optimization/31041
4946 * tree-vect-transform.c (get_initial_def_for_induction): Call
4947 force_gimple_operand.
4949 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4951 * ipa-type-escape.c (look_for_casts) : Revert code to use
4952 handled_component_p due to ada test a-numaux.adb.
4954 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4956 * final.c (final_scan_insn): Alter the condition of a
4957 conditional trap if we have nonstandard CC.
4959 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4961 * configure.ac: Remove excess quoting from asm line 0 test.
4962 * configure: Rebuilt.
4964 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4966 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4967 * c-common.c (convert_and_check): Move warning logic to...
4968 (warnings_for_convert_and_check): ...here. Define.
4969 * c-common.h (warnings_for_convert_and_check): Declare.
4971 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4973 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4974 (output_call): Likewise.
4976 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4978 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4980 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4982 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4984 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4986 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4987 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4989 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4991 PR tree-optimization/31183
4992 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4993 Use double_int instead of unsigned int for representing access_strides.
4994 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4996 2007-03-16 Richard Guenther <rguenther@suse.de>
4998 PR tree-optimization/31146
4999 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
5000 to allow recursion of forward_propagate_addr_expr.
5001 (forward_propagate_addr_into_variable_array_index): Likewise.
5002 (forward_propagate_addr_expr): Likewise.
5003 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5004 (forward_propagate_addr_expr_1): Recurse on simple copies
5005 instead of propagating into them. Do so for useless conversions
5007 (forward_propagate_addr_expr): Clean up unused statements after
5010 2007-03-16 Richard Guenther <rguenther@suse.de>
5012 * builtins.c (expand_builtin_cexpi): Use the right argument
5013 for the expansion via cexp.
5015 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5017 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
5018 * configure: Rebuilt.
5020 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5023 * dwarf2out.c (force_type_die): Adjust comment.
5024 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
5026 2007-03-15 DJ Delorie <dj@redhat.com>
5028 * config/frv/predicates.md (minmax_operator): Don't check operands
5031 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5033 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
5034 Update constant estimates of number of iterations.
5035 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
5036 argument renamed to "realistic".
5037 (compute_estimated_nb_iterations): Removed.
5038 (record_niter_bound): New function.
5039 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
5040 call record_nonwrapping_iv with upper = false.
5041 (infer_loop_bounds_from_signedness): Pass upper argument to
5042 record_nonwrapping_iv.
5043 (estimate_numbers_of_iterations_loop): Do not call
5044 compute_estimated_nb_iterations. Record estimate based on profile
5045 information. Initialize the constant estimates of number of
5047 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
5049 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
5050 number of iterations is too small.
5051 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
5052 (EST_NOT_AVAILABLE): Removed.
5053 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
5054 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
5057 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5059 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
5060 Handle NE_EXPR guards.
5062 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5065 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
5066 Set also -pedantic-errors by default for the preprocessor unless
5067 -fpermissive is given.
5069 2007-03-15 Richard Guenther <rguenther@suse.de>
5073 * builtins.c (expand_builtin_cexpi): As a fallback if we
5074 don't have builtins for sincos or cexp create a function
5075 declaration for cexp and expand to a call to that.
5076 (expand_builtin_int_roundingfn): Always fall
5077 back to floor/ceil and its variants even if they may be
5080 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
5083 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
5084 jump tables, move the call to delete_dead_jumptables from here...
5085 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
5086 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
5087 don't allow merging of blocks that try_redirect_by_replacing_jump
5088 also does not handle when not optimizing.
5090 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5091 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5093 * config/i386/i386.md (x86_sahf_1): Correctly handle
5096 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5099 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
5100 x86_64_general_operand as operand[2] predicate. Remove "iF"
5101 from operand constraints and use "e" constraint instead.
5102 (*subti3_1, *subti3_1 splitter): Ditto.
5103 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
5104 operand[1] predicate.
5106 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
5108 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
5109 arrays, multiply the access strides by the size of the sub-array.
5110 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
5112 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5114 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
5115 the configured assembler supports the sahf mnemonic.
5116 * configure: Regenerate.
5117 * config.in: Regenerate.
5119 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5120 emit "sahf" or ".byte\t0x9e" as asm template.
5122 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5125 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5126 option to replace hard coded TARGET_xxx in md file.
5127 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5128 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5129 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5130 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5131 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5132 (X86_TUNE_NOT_VECTORMODE): Ditto.
5133 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5134 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5135 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5136 (TUNE_SLOW_IMUL_IMM8): Ditto.
5137 (TUNE_MOVE_M1_VIA_OR): Ditto.
5138 (TUNE_NOT_UNPAIRABLE): Ditto.
5139 (TUNE_NOT_VECTORMODE): Ditto.
5141 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5144 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5145 tuning options instead of hard coded TARGET_xxx.
5146 (fix ssemode peephole2's): Ditto.
5147 (imul peephole2's): Ditto.
5149 (movdi_or_rex64): Ditto.
5150 (move peephole2): Ditto.
5151 (not peephole2's): Ditto.
5153 2007-03-14 Dirk Mueller <dmueller@suse.de>
5155 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5156 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5157 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5159 * c-parser.c (c_parser_do_statement): Warn about empty body in
5161 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5162 * doc/invoke.texi (-Wempty-body): Update documentation.
5164 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5167 * c-common.h (warn_for_div_by_zero): Declare.
5168 * c-common.c (warn_for_div_by_zero): Define.
5169 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5172 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5174 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5175 to PREFIX and STANDARD_PREFIX.
5177 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5178 Phil Edwards <phil@codesourcery.com>
5180 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5181 (__gthread_once_t): Remove busy field for RTPs.
5182 (__GTHREAD_ONCE_INIT): Update accordingly.
5184 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5186 * doc/invoke.texi: Document VxWorks options.
5188 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5190 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5192 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5194 PR tree-optimization/30590
5195 * tree-nrv.c (tree_nrv): Check for the partial update of the
5198 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5200 * flags.h (flag_random_seed): Remove declaration, in favor of...
5201 * toplev.h (get_random_seed, set_random_seed): ... these.
5202 * tree.c (get_file_function_name): Use the former.
5203 * opts.c (common_handle_option): Use the latter.
5206 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5209 * cse.c (cse_find_path): Do not bail out if a basic block that
5210 we already visited now becomes part of a path that starts at a
5211 different basic block. Just disallow this, to make sure we
5212 visit each basic block at most once.
5214 2007-03-13 Jan Hubicka <jh@suse.cz>
5216 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
5217 when profile esitmate is present, calls with very low frequency are
5220 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
5222 PR tree-optimization/30730
5223 PR tree-optimization/26900
5224 * tree-ssa-loop-niter.c: Include gmp.h.
5226 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
5227 split_to_var_and_offset, determine_value_range,
5228 bound_difference_of_offsetted_base, refine_bounds_using_guard,
5229 bound_difference, bounds_add, bounds_negate,
5230 number_of_iterations_ne_max, dump_affine_iv): New functions.
5231 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
5232 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
5233 difference of initial and final value of control iv to validate
5235 (number_of_iterations_cond): Add loop parameter. Determine bounds
5236 on the difference of the extremes of the control iv. Add dumps.
5237 (expand_simple_operations): Handle phi nodes.
5238 (simplify_using_initial_conditions): Do not record used conditions.
5239 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
5240 Do not set additional_info.
5241 (implies_nonnegative_p, implies_ge_p): Removed.
5242 (derive_constant_upper_bound): Do not use parameter `additional'.
5243 (record_estimate): Parameter `additional' removed. Parameter
5244 `i_bound' added. Do not call derive_constant_upper_bound.
5245 (record_nonwrapping_iv): Use derive_constant_upper_bound to
5246 bound the number of iterations estimate.
5247 (estimate_numbers_of_iterations_loop): Pass the estimate from
5248 the number of iterations analysis to record_estimate.
5249 * tree.h (multiple_of_p): Declare.
5250 * tree-scalar-evolution.c (expression_expensive_p): Removed.
5251 (scev_const_prop): Do not check expression_expensive_p.
5252 * fold-const.c (multiple_of_p): Exported.
5253 * double-int.c (double_int_mask): Exported.
5254 * double-int.h (double_int_mask): Declare.
5255 * tree-flow.h (struct tree_niter_desc): Removed additional_info
5256 field. Added max field.
5258 2007-03-13 David Taylor <taylor@candd.org>
5261 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
5264 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5267 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
5268 two unamed patterns.
5270 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
5272 * config/i386/i386.opt (mcx16, msahf): New options.
5273 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
5274 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
5276 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
5277 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
5278 Output -mcx16 and -msahf options when corresponding bit is set.
5280 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
5283 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5285 * configure.ac: Test for assembler tolerance to # 0 "".
5286 * configure, config.in: Rebuilt.
5287 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
5289 2007-03-13 Geoffrey Keating <geoffk@apple.com>
5291 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
5293 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
5294 (handle_syscall): Handle direct system calls.
5295 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
5297 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5299 * doc/invoke.texi: Fix cpp.info cross-reference.
5300 * doc/passes.texi: Fix gcc.info cross-reference.
5302 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
5304 PR tree-optimization/30835
5305 * lambda-code.c (can_convert_to_perfect_nest): Check whether
5306 bb_for_stmt is not NULL before accessing it.
5308 2007-03-12 Joseph Myers <joseph@codesourcery.com>
5310 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
5313 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5316 * doc/install.texi: Document --enable-stage1-languages
5318 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5320 * tree-pass.h (pass_into_cfg_layout_mode,
5321 pass_outof_cfg_layout_mode): Declare.
5322 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5323 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5324 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5325 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5327 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5329 * c-decl.c (warn_variable_length_array): New function.
5330 Refactored from grokdeclarator to handle warn_vla
5331 and handle unnamed array case.
5332 (grokdeclarator): Refactored VLA warning case.
5333 * c.opt (Wvla): New flag.
5334 * doc/invoke.texi (Wvla): New warning.
5336 2007-03-12 Richard Henderson <rth@redhat.com>
5338 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5339 (TARGET_SECTION_TYPE_FLAGS): New.
5341 2007-03-12 Richard Henderson <rth@redhat.com>
5343 * config/darwin.c (machopic_reloc_rw_mask): New.
5344 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5345 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5347 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5349 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5350 * cppdefault.h (cpp_PREFIX): Document.
5351 (cpp_PREFIX_len): Likewise.
5352 (cpp_EXEC_PREFIX): New variable.
5353 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5354 * c-incpath.c (add_standard_paths): Correct logic for relocating
5355 paths within prefix.
5357 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5359 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5360 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5362 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5363 fix_truncdfdi_sse using SSEMODEF mode macro.
5364 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5365 fix_truncdfsi_sse using SSEMODEF mode macro.
5366 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5367 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5369 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5371 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5374 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5376 * tree.h : Add multiple_of_p declaration.
5377 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5378 * ipa-type-escape.c (results_of_malloc): Redundant.
5379 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5380 (cast_type): Extended with new members.
5381 (check_cast): Returns cast_type.
5382 (cast): New structure for data of walk_use_def_chains.
5383 (is_malloc_result, is_cast_from_non_pointer_1,
5384 is_cast_from_non_pointer,
5385 is_array_access_through_pointer_and_index): New functions.
5386 (look_for_casts): Returns cast types.
5387 (check_call): Returns void.
5388 (okay_pointer_operation): Use support of pointer plus index,
5389 pointer plus constant and allow all multiplications.
5391 2007-03-11 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/31115
5394 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5395 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5396 A shift count of zero is not special as with *_DIV_EXPR.
5397 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5400 2007-03-11 Ian Lance Taylor <iant@google.com>
5402 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5403 the *_DIV_EXPR codes correctly with overflow infinities.
5405 2007-03-11 Ira Rosen <irar@il.ibm.com>
5407 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5408 indicate success/failure of the analysis. Add negation to subtrahend
5409 in case of subtraction. Fail if both operands contain constants.
5410 (create_data_ref): Fail if analyze_offset fails.
5412 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5414 * config/i386/i386.md (frndintxf2): Rename to ...
5415 (rintxf2): ... this. Remove expander having same name.
5416 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5417 (roundsf2, rounddf2): Ditto.
5418 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5419 (lround<mode>di2, lround<mode>si2): Ditto.
5421 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5423 * lower-subreg.c: Include except.h.
5424 (decompose_multiword_subregs): Verify that the only control flow
5425 insns we can split are loads to multi-words pseudos.
5426 Handle breaking such blocks after splitting, instead of calling
5427 find_many_sub_basic_blocks.
5429 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5430 on the new basic block. Add a lengthy comment explaining why we
5431 thought this was necessary.
5432 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5434 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5437 * tree.c (walk_type_fields): Recurse into the element type of
5438 ARRAY_TYPEs if there is a pointer set.
5440 2007-03-10 Dirk Mueller <dmueller@suse.de>
5442 * c-common.c (warn_logical_operator): Fix condition.
5444 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5446 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5448 * config/darwin.c (machopic_select_section): Remove superfluous
5449 argument in call to categorize_decl_for_section. Remove unused
5452 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5454 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5456 * configure: Regenerate.
5458 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5461 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5462 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5463 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5464 Add LABEL_NUSES to emitted label.
5465 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5466 branch probability value to emitted jump insn.
5467 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5468 Do not check life information and do not re-arrange input operands
5469 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5471 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5473 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5474 the change of decode_asm_operands.
5476 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5478 * mode-switching.c (create_pre_exit): Skip blockage insn.
5480 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5482 * tree-pass.h (TODO_update_smt_usage): Remove.
5484 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5488 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5490 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5491 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5492 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5495 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5497 * gcc.c: Document %{, in big comment at top.
5498 (input_suffix_matches): Remove special handling for .s and
5500 (input_spec_matches): New.
5501 (handle_braces): Handle %{,.
5502 (validate_switches): ',' indicates a value which is not a switch.
5503 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5504 to detect assembler input.
5505 * config/i386/sol2.h (CPP_SPEC): Likewise.
5506 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5507 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5508 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5509 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5510 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5511 -m64 causes deployment target to default to 10.5.
5512 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5514 2007-03-09 Richard Henderson <rth@redhat.com>
5517 * target.h (targetm.asm.out.reloc_rw_mask): New.
5518 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5519 (TARGET_ASM_OUT): Use it.
5520 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5521 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5522 use the new reloc_rw_mask target hook instead.
5523 (default_section_type_flags_1): Merge into...
5524 (default_section_type_flags): ... here.
5525 (decl_readonly_section_1): Merge into...
5526 (decl_readonly_section): ... here.
5527 (default_elf_select_section_1): Merge into...
5528 (default_elf_select_section): ... here.
5529 (default_unique_section_1): Merge into...
5530 (default_unique_section): ... here.
5531 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5532 (default_select_rtx_section): Use it.
5533 (default_elf_select_rtx_section): Likewise.
5534 * output.h: Update to match.
5535 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5536 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5537 (TARGET_ASM_RELOC_RW_MASK): New.
5538 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5539 to categorize_decl_for_section.
5540 (x86_64_elf_unique_section): Likewise.
5541 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5542 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5543 (TARGET_ASM_RELOC_RW_MASK): New.
5544 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5545 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5546 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5547 (TARGET_RWRELOC): Remove.
5548 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5549 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5550 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5551 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5552 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5553 (rs6000_xcoff_select_section): Use decl_readonly_section.
5554 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5555 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5556 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5557 (TARGET_SECTION_TYPE_FLAGS): Remove.
5558 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5560 2007-03-09 Roger Sayle <roger@eyesopen.com>
5562 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5563 complex constant equality/inequality comparisons for here.
5564 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5565 known at compile-time or can be simplified to a scalar comparison.
5566 (fold_relational_const): Move compile-time evaluation of complex
5567 constant equality/inequality comparisons to here.
5569 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5571 PR rtl-optimization/30643
5572 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5574 (fold_rtx): Recurse, like before 2006-11-03.
5576 2007-03-09 DJ Delorie <dj@redhat.com>
5578 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5581 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5583 PR tree-optimization/30375
5584 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5585 LHS of statements is not the same.
5586 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5588 2007-03-09 Chao-ying Fu <fu@mips.com>
5590 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5592 * doc/invoke.texi (-mdspr2): Document new option.
5593 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5594 New unspec for DSP REV 2.
5595 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5596 these instructions are extended in DSP REV 2.
5597 (mips-dspr2.md): Include.
5598 * config/mips/mips.opt (mdspr2): New option.
5599 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5600 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5601 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5602 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5603 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5604 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5605 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5607 (bdesc_map): Add one field of unsupported_target_flags.
5608 (bdesc_arrays): Update entries to have extra fields. Add
5610 (mips_init_builtins): Initialize new function types.
5611 Check unsupported_target_fileds to filter out builtins.
5612 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5614 (ASM_SPEC): Pass mdspr2 to the assembler.
5615 * config/mips/mips-dspr2.md: New file.
5617 2007-03-09 Sa Liu <saliu@de.ibm.com>
5619 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5621 2007-03-09 Ian Lance Taylor <iant@google.com>
5623 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5624 argument) like -Wstrict-overflow=2.
5625 * doc/invoke.texi (Warning Options): Update documentation.
5627 2007-03-09 Dirk Mueller <dmueller@suse.de>
5630 * doc/invoke.texi (-Wlogical-op): Document.
5631 * common.opt (-Wlogical-op): New.
5632 * c-common.h (warn_logical_operator): Declare.
5633 * c-common.c (warn_logical_operator): Define.
5634 * c-typeck.c (parser_build_binary_op): Call
5635 warn_logical_operator.
5637 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5639 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5640 * final.c (final_scan_insn): Test for non-"" file name.
5642 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5644 * doc/loop.texi: Document the Omega linear constraints solver.
5645 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5646 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5647 omega-hash-table-size, omega-max-keys, and
5648 omega-eliminate-redundant-constraints.
5649 * tree-pass.h (pass_check_data_deps): Declared.
5652 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5653 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5654 pass_check_data_deps): New.
5655 * tree-data-ref.c (init_data_ref): Remove declaration.
5656 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5657 (analyze_array): Renamed init_array_ref, move up initializations.
5658 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5659 Removed arguments that are set to NULL.
5660 (analyze_indirect_ref): Correct indentation, correct call to
5662 (object_analysis): Call init_array_ref instead of analyze_array.
5663 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5664 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5665 of DR_ACCESS_FNS_ADDR.
5666 (init_omega_eq_with_af, omega_extract_distance_vectors,
5667 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5668 ddr_consistent_p): New.
5669 (compute_affine_dependence): Check consistency of ddrs when
5670 flag_check_data_deps is passed.
5671 (analyze_all_data_dependences): Uncomment.
5672 (tree_check_data_deps): New.
5673 * tree-data-ref.h: Include omega.h.
5674 (DR_ACCESS_FNS_ADDR): Removed.
5675 (data_dependence_relation): Add inner_loop.
5676 (DDR_INNER_LOOP): New.
5677 * common.opt (fcheck-data-deps): New.
5678 * tree-flow.h (tree_check_data_deps): Declare.
5679 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5680 (OBJS-common): Depend on omega.o.
5682 * passes.c (pass_check_data_deps): Scheduled.
5683 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5684 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5685 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5686 PARAM_VECT_MAX_VERSION_CHECKS,
5687 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5689 2007-03-09 Richard Guenther <rguenther@suse.de>
5691 PR tree-optimization/30904
5693 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5694 the same way as *_DIV_EXPR.
5696 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5698 * recog.c (decode_asm_operands): No mixed declarations and code.
5700 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5702 * rtl.def (ASM_INPUT): Add location.
5703 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5704 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5705 (decode_asm_operands): Add loc operand.
5706 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5707 * stmt.c (expand_asm): Rename to...
5708 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5709 gen_rtx_ASM_INPUT_loc.
5710 (expand_asm_expr): Adjust.
5711 * recog.c (decode_asm_operands): Add loc operand.
5712 (check_asm_operands, extract_insn): Adjust.
5713 * reload1.c (maybe_fix_stack_asms): Likewise.
5714 * final.c (asm_insn_count): Likewise.
5715 (final_scan_insn): Output # line before and after asm.
5717 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5719 * tree-ssa-structalias.c (variable_info): Remove
5721 (new_var_info): Ditto.
5722 (shared_bitmap_info_t): New structure.
5723 (shared_bitmap_table): New variable.
5724 (shared_bitmap_hash): New function.
5725 (shared_bitmap_eq): Ditto
5726 (shared_bitmap_lookup): Ditto.
5727 (shared_bitmap_add): Ditto.
5728 (merge_smts_into): Change to take bitmap directly.
5729 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5730 (init_alias_vars): Init shared bitmap hashtable.
5731 (delete_points_to_sets): Delete shared bitmap hashtable.
5732 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5733 is_aliased removal as a change that was still necessary was
5736 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5738 * config/i386/i386.h (override_options): Conditionally disable
5739 x86_sahf for 64bit targets only.
5741 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5744 * c-decl.c (merge_decls): Don't call make_var_volatile.
5745 * varasm.c (make_var_volatile): Remove.
5746 * output.h (make_var_volatile): Remove.
5748 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5750 PR tree-optimization/31085
5751 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5753 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5755 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5756 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5757 ATTR_CONST_NOTHROW_LIST.
5759 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5762 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5764 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5766 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5769 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5771 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5772 passed, use shared libgcc.
5774 2007-03-08 Roger Sayle <roger@eyesopen.com>
5776 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5777 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5778 (honor_protect_cleanup_actions, lower_try_finally_switch):
5780 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5781 ifc_temp_var): Likewise.
5782 * tree-inline.c (setup_one_parameter): Likewise.
5783 * tree-mudflap.c (mf_decl_cache_locals,
5784 mf_build_check_statement_for): Likewise.
5785 * tree-nested.c (init_tmp_var, save_tmp_var,
5786 finalize_nesting_tree_1): Likewise.
5787 * tree-outof-ssa.c (insert_copy_on_edge,
5788 insert_backedge_copies): Likewise.
5789 * tree-profile.c (tree_gen_edge_profiler,
5790 tree_gen_ic_profiler): Likewise.
5791 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5792 * tree-sra.c (sra_build_assignment): Likewise.
5793 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5794 * tree-ssa-math-opts.c (insert_reciprocals,
5795 execute_cse_sincos_1): Likewise.
5796 * tree-tailcall.c (adjust_accumulator_values,
5797 adjust_return_value): Likewise.
5798 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5799 * tree-vect-transform.c (vect_create_data_ref_ptr,
5800 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5801 vect_create_epilog_for_reduction, vectorizable_reduction,
5802 vectorizable_call, vectorizable_conversion,
5803 vectorizable_assignment, vectorizable_operation,
5804 vectorizable_type_demotion, vect_gen_widened_results_half,
5805 vect_permute_store_chain, vectorizable_store,
5806 vect_setup_realignment, vect_permute_load_chain,
5807 vectorizable_load, vectorizable_condition,
5808 vect_create_cond_for_align_checks): Likewise.
5809 * tree-vrp.c (build_assert_expr_for): Likewise.
5811 2007-03-08 Ian Lance Taylor <iant@google.com>
5813 * tree-vrp.c: Include "intl.h".
5814 (usable_range_p): New static function.
5815 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5816 overflowed values, juts set *strict_overflow_p.
5817 (compare_values): Only return -2 if one of the operands is not a
5819 (compare_ranges): Call usable_range_p.
5820 (compare_range_with_value): Likewise.
5821 (vrp_evaluate_conditional_warnv): Rename from
5822 vrp_evaluate_conditional. Make static. Change all callers.
5823 (vrp_evaluate_conditional): New function.
5824 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5826 (simplify_abs_using_ranges): Likewise.
5827 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5828 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5829 within_stmt parameter.
5830 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5831 vrp_evaluate_conditional.
5832 * tree-ssa-threadedge.c
5833 (record_temporary_equivalences_from_stmts_at_dest): Change
5834 simplify parameter to take a second tree parameter.
5835 (simplify_control_stmt_condition): Likewise.
5836 (thread_across_edge): Likewise.
5837 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5838 (thread_across_edge): Likewise.
5839 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5841 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5843 * config/i386/i386.h (TARGET_SAHF): New define.
5844 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5845 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5846 (x86_sahf): New global variable.
5847 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5848 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5849 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5850 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5852 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5853 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5854 when expanding fcomi/sahf based tests.
5855 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5856 expanding sahf based alternative. Emit sahf based sequence when
5857 optimizing for code size.
5858 * config/i386/i386.md (x86_sahf_1): Do not disable for
5859 TARGET_64BIT, enable for TARGET_SAHF.
5861 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5863 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5864 spurious whitespace from error message.
5866 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5869 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5871 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5873 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5875 * tree-sra.c (instantiate_element): Propagate disabled warnings
5876 from the element itself to the created variable.
5878 2007-03-07 Richard Henderson <rth@redhat.com>
5881 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5882 silently fix up the stack in the case of a missing register.
5884 2007-03-07 Paul Brook <paul@codesourcery.com>
5886 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5888 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5890 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5892 (phase1_vrs): Use them.
5893 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5894 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5895 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5896 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5897 __gnu_Unwind_Restore_WMMXC if required.
5898 (_Unwind_VRS_Pop): Implement iWMMXt support.
5899 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5900 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5901 gnu_Unwind_Save_WMMXC): Define.
5903 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5905 * config/vxworks.h (vxworks_override_options): Declare.
5906 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5907 * config/vxworks.c: Include target.h and toplev.h.
5908 (vxworks_override_options): New function.
5909 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5911 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5913 * config/s390/s390.c (override_options): Don't emit an error when
5914 -mstack-size is used without providing -mstack-guard.
5915 (s390_emit_prologue): Choose stack_guard value automatically if not
5916 provided via command line.
5917 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5919 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5921 * config/i386/i386.c (output_set_got): Add a GOT initialization
5922 sequence for VxWorks PIC.
5923 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5924 around labels as well as symbols. Use gotoff_operand instead
5925 of local_symbolic_operand.
5926 (legitimize_pic_address): Use gotoff_operand instead of
5927 local_symbolic_operand. Use @GOT accesses for labels as
5929 (ix86_output_addr_diff_elt): Use PC-relative rather than
5930 GP-relative offsets for VxWorks PIC.
5931 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5932 no_new_pseudos. Check whether the returned register is op0.
5933 * config/i386/i386.md (tablejump): Use PC-relative rather than
5934 GP-relative offsets for VxWorks PIC.
5935 * config/i386/predicates.md (gotoff_operand): New predicate.
5937 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5939 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5941 * config/vxworks-dummy.h: New file.
5942 * config/i386/i386.h: Include it.
5944 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5946 * dwarf2out.c (is_inlined_entry_point): New
5947 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5948 DW_AT_ranges if the first subblock is the entry point.
5950 2007-03-06 David Daney <ddaney@avtrex.com>
5952 * doc/install.texi (mips-*-*): Change recommended binutils
5955 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5957 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5958 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5960 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5961 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5963 2007-03-06 Jan Hubicka <jh@suse.cz>
5965 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5966 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5968 (probably_cold_bb_p): Cold functions are cold.
5969 (probably_never_executed_bb_p): Cold functions are cold.
5970 (tree_bb_level_predictions): Predict calls to cold functions as not
5972 (compute_function_frequency): Check hot/cold attributes.
5973 * function.h (function_frequency): Update comments.
5974 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5975 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5976 (c_common_att): Add cold and hot.
5978 * doc/extend.texi (hot,cold attributes): Document.
5980 2007-03-06 Andrew Haley <aph@redhat.com>
5982 * function.c (expand_function_end): Move blockage to just after we
5983 emit the label for the naked return from the function.
5985 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5987 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5990 2007-03-06 Jan Hubicka <jh@suse.cz>
5992 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5993 loaded for constant large models. Non-large 64bit PIC can do.
5994 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5995 * cmodel.h: Add LARGE PIC.
5996 * i386.md (UNSPEC_PLTOFF): New.
5997 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5999 (*call_1_rex64): Disable for large models.
6000 (*call_1_rex64_large): New.
6001 (*call_value_1_rex64): Disable for large models.
6002 (*call_value_1_rex64_large): New.
6003 (set_rip_rex4): New.
6004 (set_got_offset_rex64): New.
6005 * predicates.md (constant_call_address_operand): For large model
6006 constant calls are not possible.
6007 * i386-protos.h (construct_plt_address): Declare.
6008 * i386.c (override_options): Accept large models.
6009 (ix86_expand_prologue): Expand large PIC GOT pointer load.
6010 (legitimate_constant_p): Add new UNSPECs.
6011 (legitimate_pic_operand_p): Likewise.
6012 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
6013 (legitimize_pic_address): Do easy RIP relative way for TLS only for
6015 (output_pic_addr_const): Add PLTOFF.
6016 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
6017 (ix86_expand_move): Legitimize pic address when in PIC mode.
6018 (construct_plt_address): New function.
6019 (ix86_expand_call): Offload the address to register and use GOT pointer
6021 * invoke.texi (mcmodel=large): Update documentation.
6023 2007-03-06 Richard Henderson <rth@redhat.com>
6025 * config/i386/i386.c (x86_use_leave, x86_push_memory,
6026 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
6027 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
6028 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
6029 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
6030 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
6031 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
6032 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
6033 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
6034 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
6035 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6036 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
6037 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6038 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6039 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
6040 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
6041 x86_schedule, x86_use_bt, x86_pad_returns,
6042 x86_use_xchgb): Merge into ...
6043 (ix86_tune_features): ... here. New array.
6044 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6045 x86_bswap): Merge into ...
6046 (ix86_arch_features): ... here. New array.
6047 (x86_3dnow_a): Remove.
6048 (x86_accumulate_outgoing_args): Make static.
6049 (x86_arch_always_fancy_math_387): Make static.
6050 (ix86_tune_mask, ix86_arch_mask): Move ...
6051 (override_options): ... to local variables here. Apply the
6052 appropriate mask to each element of ix86_arch_features and
6053 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
6054 as were done in the old macros.
6055 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
6056 * config/i386/i386.h (x86_use_leave, x86_push_memory,
6057 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
6058 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
6059 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
6060 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
6061 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
6062 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
6063 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
6064 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
6065 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
6066 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6067 x86_accumulate_outgoing_args, x86_prologue_using_move,
6068 x86_epilogue_using_move, x86_decompose_lea,
6069 x86_arch_always_fancy_math_387, x86_shift1,
6070 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6071 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6072 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
6073 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6074 x86_use_incdec, x86_pad_returns, x86_bswap,
6075 x86_partial_flag_reg_stall): Remove.
6076 (enum ix86_tune_indices): New.
6077 (ix86_tune_features): New.
6078 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
6079 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
6080 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
6081 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
6082 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
6083 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
6084 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
6085 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
6086 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
6087 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
6088 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
6089 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
6090 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
6091 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
6092 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
6093 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
6094 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
6095 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
6096 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
6097 TARGET_EXT_80387_CONSTANTS): Use it.
6098 (enum ix86_arch_indices): New.
6099 (ix86_arch_features): New.
6100 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
6101 TARGET_BSWAP): Use it.
6102 (ix86_tune_mask, ix86_arch_mask): Remove.
6104 2007-03-06 Joseph Myers <joseph@codesourcery.com>
6107 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
6108 Define using $${sysroot_headers_suffix}.
6109 * configure: Regenerate.
6110 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
6111 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
6113 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
6114 * gcc.c (print_sysroot_headers_suffix): New.
6115 (option_map): Include --print-sysroot-headers-suffix.
6116 (display_help): Mention -print-sysroot-headers-suffix.
6117 (process_command): Handle -print-sysroot-headers-suffix.
6118 (do_spec_1): Append multilib directory to include-fixed path if
6119 sysroot suffixes in use.
6120 (main): Handle -print-sysroot-headers-suffix.
6121 * Makefile.in (start.encap): Don't depend on xlimits.h
6122 (xlimits.h): Remove.
6123 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6124 limits.h for each multilib in fixinc_list.
6125 (fixinc_list, s-fixinc_list): New.
6126 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6127 generate them for each multilib in fixinc_list.
6128 (stmp-fixproto): Use include-fixed. Run fixproto for each
6129 multilib in fixinc_list.
6130 (mostlyclean): Don't remove xlimits.h.
6131 (clean): Remove include-fixed.
6132 (real-install-headers-tar, real-install-headers-cpio,
6133 real-install-headers-cp): Don't copy include, only include-fixed.
6134 (install-mkheaders): Depend on fixinc_list. Don't depend on
6135 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6136 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6137 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6139 2007-03-06 Jan Hubicka <jh@suse.cz>
6141 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6144 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6146 * configure.ac: Allow tm_file to contain build-directory files.
6147 * configure: Regenerate.
6148 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6149 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6150 * config/m68k/print-sysroot-suffix.sh: New file.
6152 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6154 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6155 of pic_offset_table_rtx if reload_completed.
6156 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6157 PIC_OFFSET_TABLE_REGNUM.
6158 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6160 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6161 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6163 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6165 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6166 functions that call eh_return.
6168 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6170 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6171 functions that need a constant pool.
6173 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6176 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6177 (m68k_preferred_reload_class): Likewise.
6178 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6179 (SECONDARY_RELOAD_CLASS): Define.
6180 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6181 (LIMIT_RELOAD_CLASS): Delete.
6182 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6183 registers from storing bytes.
6184 (m68k_secondary_reload_class): New function.
6185 (m68k_preferred_reload_class): Likewise.
6187 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6189 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6191 (m68k_expand_prologue): Likewise.
6193 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6195 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6196 (mips_expand_epilogue): Add a bool parameter.
6197 (m68k_legitimize_sibcall_address): Declare.
6198 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6199 (m68k_expand_epilogue): Add a parameter to select between sibling
6200 and normal epilogues. Only generate a return for the latter.
6201 (m68k_ok_for_sibcall_p): New function.
6202 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6203 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6204 (sibcall_value, *sibcall_value): Likewise.
6205 (*call, *call_value): Require !SIBLING_CALL_P.
6206 (epilogue): Update call to m68k_expand_epilogue.
6207 (sibcall_epilogue): New pattern.
6208 * config/m68k/predicates.md (const_call_operand): Say that this
6209 predicate applies to sibling calls too.
6210 (sibcall_operand): New predicate.
6212 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6214 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
6215 alternatives as movsi_cf.
6216 (movsf_cf_hard): Add commentary.
6218 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
6219 Richard Sandiford <richard@codesourcery.com>
6221 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
6222 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6223 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
6224 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
6225 as being live on exit from an interrupt function.
6226 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
6227 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
6228 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
6229 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
6230 (m68k_interrupt_function_p): Globalize.
6231 (m68k_compute_frame_layout): Remove reverse mask code.
6232 (m68k_emit_movem, m68k_set_frame_related): New functions.
6233 (m68k_output_function_prologue): Delete in favor of...
6234 (m68k_expand_prologue): ...this new function.
6235 (m68k_output_function_epilogue): Delete in favor of...
6236 (m68k_expand_epilogue): ...this new function.
6237 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
6239 (print_operand): Handle %?.
6240 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
6241 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
6242 (prologue, epilogue): New patterns.
6243 (return): Turn into a define_expand.
6244 (*return): New pattern, derived from old "return" pattern. Use rte
6245 rather than rts for interrupt functions. Only use rtd if the pop
6247 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
6248 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
6249 (link, *link, unlink, *unlink, load_got): Likewise.
6251 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6255 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
6256 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
6257 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
6258 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
6259 and m68k_matches_u_p.
6260 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
6261 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
6262 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
6263 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
6264 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
6265 (REG_STRICT_P): New macro.
6266 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
6267 PCREL_GENERAL_OPERAND_OK.
6268 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
6269 m68k_legitimate_base_reg_p.
6270 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
6271 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
6272 (PIC_CASE_VECTOR_ADDRESS): Update comment.
6273 * config/m68k/m68k.c (m68k_address): New structure.
6274 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
6275 (m68k_decompose_index, m68k_legitimate_constant_address_p)
6276 (m68k_jump_table_ref_p, m68k_decompose_address)
6277 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
6278 (m68k_matches_u_p): New functions.
6279 (print_operand_address): Rewrite to use m68k_decompose_index.
6281 2007-03-05 David Taylor <dtaylor@emc.com>
6283 * gcc.c: Correct copyright date in --version output.
6285 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6287 * pa.md: In unamed move patterns, disparge copies between general
6288 and floating point registers using '?' modifier. Don't include 'f'
6289 constraint for register preferences in DImode, SImode, HImode and
6290 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
6291 Remove constraints for copies between general and floating registers
6292 in soft-float DFmode pattern.
6293 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
6297 2007-03-05 Mike Stump <mrs@apple.com>
6299 * c-common.c (targetcm): Add.
6300 * c-opts.c (c_common_handle_option): Handle language specific
6302 * opts.c (handle_option): Verify language for target options, if
6304 * opth-gen.awk: Add CL_LANG_ALL.
6305 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
6306 (TARGETCM_INITIALIZER): Add.
6307 * target.h (struct gcc_targetcm): Add.
6309 * targhooks.c (default_handle_c_option): Add.
6310 * targhooks.h (default_handle_c_option): Add.
6311 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
6313 * config/darwin.opt (iframework): Add.
6314 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6315 * config/darwin-c.c (handle_c_option): Add.
6316 (TARGET_HANDLE_C_OPTION): Add.
6318 * doc/invoke.texi (Darwin Options): Add -iframework.
6320 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6322 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6325 2007-03-05 Ian Lance Taylor <iant@google.com>
6327 * c.opt (fgnu89-inline): New option.
6328 * c-opts.c (c_common_post_options): Set default value for
6330 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6331 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6333 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6334 (grokdeclarator, start_function): Likewise.
6335 * c-cppbuiltin.c (c_cpp_builtins): Define either
6336 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6337 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6338 (C Dialect Options): Document -fgnu89-inline.
6339 * doc/extend.texi (Function Attributes): Explain what the
6340 gnu_inline attribute does.
6341 * doc/cpp.texi (Common Predefined Macros): Document
6342 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6344 2007-03-05 Ian Lance Taylor <iant@google.com>
6346 PR tree-optimization/31034
6347 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6348 half-range if the other side is an overflow infinity.
6350 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6352 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6353 (bfin*-linux-uclibc*): New configuration.
6354 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6356 * config/bfin/linux.h: New file.
6357 * config/bfin/libgcc-bfin.ver: New file.
6358 * config/bfin/t-bfin-uclinux: New file.
6359 * config/bfin/t-bfin-linux: New file.
6360 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6361 (TARGET_OS_CPP_BUILTINS): New macro.
6363 2007-03-05 Richard Guenther <rguenther@suse.de>
6365 * fold-const.c (fold_binary): Remove duplicate folding
6366 of comparison of non-null ADDR_EXPR against null.
6368 2007-03-05 Richard Guenther <rguenther@suse.de>
6369 Dorit Nuzman <dorit@il.ibm.com>
6371 PR tree-optimization/26420
6372 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6373 are no loops in the function. Only print the number of
6374 vectorized loops if it is greater than zero or we are supposed
6375 to print information about unvectorized loops.
6377 2007-03-05 Revital Eres <eres@il.ibm.com>
6379 * gcc.dg/var-expand1.c: New test.
6380 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6381 when an accumulator is expanded.
6383 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6386 * c-common.c (convert_and_check): Don't give warnings for
6387 conversion if 'expr' already overflowed.
6389 2007-03-04 Roger Sayle <roger@eyesopen.com>
6392 * fold-const.c (fold_comparison): Enforce type consistency when
6393 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6395 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6397 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6398 containing a cast to the base of TARGET_MEM_REF.
6400 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6402 * tree.c (tree_contains_struct_check_failed): Remove spurious
6403 whitespace from error message.
6405 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6408 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6409 instead of precision.
6411 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6412 Nathan Sidwell <nathan@codesourcery.com>
6414 * emit-rtl.c (find_auto_inc): New.
6415 (try_split): recreate REG_INC notes,
6416 Use regular for loops rather than whiles.
6418 2007-03-03 Andreas Schwab <schwab@suse.de>
6420 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6421 * configure: Regenerate.
6423 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6425 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6426 flag_rounding_math, not flag_unsafe_math_optimizations.
6428 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6430 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6431 alpha_fold_vector_minmax): Likewise.
6432 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6433 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6435 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6437 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6438 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6439 if the lhs has side-effects.
6440 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6442 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6444 * config/i386/i386.h (TUNEMASK): Remove define.
6445 (ARCHMASK): Remove define.
6446 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6447 Use ix86_arch_mask variable instead of ARCHMASK.
6448 * config/i386/i386.c (override_options): Ditto.
6449 (standard_80387_constant_p): Ditto.
6451 2007-03-02 Ian Lance Taylor <iant@google.com>
6453 Used signed infinities in VRP.
6454 * tree-vrp.c (uses_overflow_infinity): New static function.
6455 (supports_overflow_infinity): New static function.
6456 (make_overflow_infinity): New static function.
6457 (negative_overflow_infinity): New static function.
6458 (positive_overflow_infinity): New static function.
6459 (is_negative_overflow_infinity): New static function.
6460 (is_positive_overflow_infinity): New static function.
6461 (is_overflow_infinity): New static function.
6462 (overflow_infinity_range_p): New static function.
6463 (compare_values_warnv): New function split out of compare_values.
6464 (compare_value): Call it.
6465 (set_value_range_to_nonnegative): Add overflow_infinity
6466 parameter. Change caller.
6467 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6469 (vrp_expr_computes_nonzero): Likewise.
6470 (compare_ranges, compare_range_with_value): Likewise.
6471 (compare_name_with_value, compare_names): Likewise.
6472 (vrp_evaluate_conditional): Likewise.
6473 (set_value_range): Handle infinity
6474 (vrp_operand_equal_p, operand_less_p): Likewise.
6475 (extract_range_from_assert): Likewise.
6476 (vrp_int_const_binop): Likewise.
6477 (extract_range_from_binary_expr): Likewise.
6478 (extract_range_from_unary_expr): Likewise.
6479 (extract_range_from_comparison): Likewise.
6480 (extract_range_from_expr): Likewise.
6481 (dump_value_range): Likewise.
6482 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6483 (test_for_singularity): Likewise.
6484 (vrp_int_const_binop): Remove inline qualifier.
6485 (adjust_range_with_scev): Add comment.
6486 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6488 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6490 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6491 (get_constraint_for): Likewise.
6492 (do_structure_copy): Likewise.
6493 (find_func_aliases): Fix references to MODIFY_EXPR.
6494 (intra_create_variable_infos): Tidy.
6495 * tree-ssa-operands.c (add_virtual_operand): Add argument
6497 When adding members of alias sets, if IS_CALL_SITE is true and
6498 the symbol is not call-clobbered, skip it.
6501 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6503 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6504 entry by means of emit_insn_at_entry.
6506 2007-03-02 Richard Henderson <rth@redhat.com>
6508 * expr.h (promoted_input_arg): Remove decl.
6509 * function.c (promoted_input_arg): Merge into ...
6510 * combine.c (setup_incoming_promotions): ... only caller.
6511 Rearrange to avoid double loop.
6513 2007-03-02 Ben Elliston <bje@au.ibm.com>
6514 Peter Bergner <bergner@vnet.ibm.com>
6515 Janis Johnson <janis187@us.ibm.com>
6517 * config/rs6000/dfp.md: New file.
6518 * config/rs6000/rs6000.md: Include dfp.md.
6519 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6520 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6521 and TDmode decimal float modes in FP registers.
6522 (num_insns_constant): Likewise.
6523 (rs6000_legitimate_offset_address_p): Likewise.
6524 (rs6000_legitimize_address): Likewise.
6525 (rs6000_legitimize_reload_address): Likewise.
6526 (rs6000_legitimate_address): Likewise.
6527 (rs6000_emit_move): Likewise.
6528 (function_arg_boundary): Likewise.
6529 (function_arg_advance): Likewise.
6530 (rs6000_darwin64_record_arg_recurse): Likewise.
6531 (function_arg): Likewise.
6532 (rs6000_gimplify_va_arg): Likewise.
6533 (rs6000_split_multireg_move): Likewise.
6534 (rs6000_output_function_epilogue): Likewise.
6535 (rs6000_output_function_epilogue): Likewise.
6536 (rs6000_register_move_cost): Likewise.
6537 (rs6000_function_value): Likewise.
6538 (rs6000_libcall_value): Likewise.
6540 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6542 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6544 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6546 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6547 Use $MULTIDIR to choose between the kernel and RTP headers,
6548 and use $WIND_BASE and $WIND_USR to locate them.
6550 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6552 * config/i386/i386.c (override_options): Put initialization of
6553 ix86_tune_mask and ix86_arch_mask to the correct place.
6555 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6556 Michael Meissner <michael.meissner@amd.com>
6559 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6561 (TARGET_CMOVE): Use ARCHMASK.
6562 (TARGET_CMPXCHG): Ditto.
6563 (TARGET_CMPXCHG8B): Ditto.
6564 (TARGET_XADD): Ditto.
6565 (TARGET_BSWAP): Ditto.
6566 * config/i386/i386.c (ix86_tune_mask): New global variable.
6567 (ix86_arch_mask): Ditto.
6568 (override_options): Initialize ix86_tune_mask and
6569 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6572 2007-03-02 Ben Elliston <bje@au.ibm.com>
6575 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6577 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6579 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6580 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6581 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6582 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6584 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6585 rs6000_init_dwarf_reg_sizes_extra): New.
6586 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6587 SPE register high parts.
6589 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6591 * Makefile.in: Add install-pdf target as
6592 copied from automake v1.10 rules.
6593 * configure.ac: Add install-pdf to target list.
6594 * configure: Regenerate.
6596 2007-03-01 Paul Brook <paul@codesourcery.com>
6598 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6599 modes to LDRD for DImode.
6600 (output_move_double): Fixup out of range ldrd/strd.
6601 (vfp_secondary_reload_class): Rename...
6602 (coproc_secondary_reload_class): ... to this. Add wb argument.
6603 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6604 coproc_secondary_reload_class for CLASS_IWMMXT.
6605 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6606 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6608 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6610 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6611 factor by the estimated number of iterations.
6612 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6615 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6616 decode_caches_intel, detect_caches_intel): New functions.
6617 (host_detect_local_cpu): Use detect_caches_amd and
6618 detect_caches_intel.
6620 2007-03-01 Richard Henderson <rth@redhat.com>
6622 * expr.c (emit_move_complex_push): Export.
6623 (emit_move_complex_parts): Split out from ...
6624 (emit_move_complex): ... here.
6625 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6626 * config/i386/i386.md (movcdi): New.
6628 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6630 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6631 size of mode1 to check for tieable modes in MMX case.
6633 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6635 * Makefile.in (rtlanal.o): Depend on tree.h.
6636 * rtl.h (offset_within_section_p, split_const): Declare.
6637 * rtlanal.c: Include tree.h.
6638 (offset_within_block_p): New function, taken from
6639 mips_offset_within_object_p.
6640 (split_const): New function, taken from mips_split_const.
6641 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6643 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6644 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6645 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6646 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6647 (m68k_illegitimate_symbolic_constant_p): New function.
6648 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6649 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6650 symbolic constant that might be outside the symbol's section,
6651 move the symbol first and then add the offset.
6652 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6654 * config/mips/mips.c (mips_split_const): Delete.
6655 (mips_offset_within_object_p): Delete.
6656 (mips_symbolic_constant_p): Use offset_within_section_p and
6657 split_const instead of mips_offset_within_object_p and
6659 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6660 (mips_legitimize_const_move, print_operand_reloc)
6661 (mips_dangerous_for_la25_p): Use split_const instead of
6664 2007-02-28 Eric Christopher <echristo@apple.com>
6666 * Makefile.in (install-include-dir): Don't rm -rf include.
6668 2007-02-28 Richard Guenther <rguenther@suse.de>
6671 * fold-const.c (fold_binary): Do not associate expressions
6672 with more than one variable for integer types that do not wrap.
6674 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6676 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6677 Delete, and replace with...
6678 (fold_builtin_call_array): This. Update callers to use it.
6679 * fold-const.c (fold_build_call_list): Delete, and replace with...
6680 (fold_build_call_array): This.
6681 (fold_build_call_list_initializer): Delete, and replace with...
6682 (fold_build_call_array_initializer): This.
6683 * tree.h: Update declarations to reflect above changes.
6685 * c-typeck.c (build_function_call): Store converted arguments
6686 in a stack-allocated array instead of building a list.
6687 (convert_arguments): Store arguments in the array passed in as an
6688 argument, and return the actual number of arguments.
6689 * c-format.c: (check_function_format): Pass arguments in an
6690 array instead of a list.
6691 * c-common.c (check_function_nonnull): Likewise.
6692 (check_function_sentinel): Likewise.
6693 (check_function_arguments): Likewise.
6694 * c-common.h: Update declarations to reflect above changes.
6696 2007-02-28 Jan Hubicka <jh@suse.cz>
6698 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6699 PRED_NEGATIVE_RETURN): Update outcomes.
6701 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6703 * calls.c (emit_library_call_value_1): Handle partial registers
6704 correctly when building up CALL_INSN_FUNCTION_USAGE.
6706 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6708 * pa/predicates.md (move_src_operand): Allow zero for mode.
6709 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6712 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6715 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6716 *movv2df_internal): Enable pattern only for valid operand
6718 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6719 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6721 2007-02-27 Mike Stump <mrs@apple.com>
6723 * config/darwin-crt3.c: Avoid compilation when compiling for a
6726 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6728 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6730 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6731 for fixed headers and limits.h.
6732 (install-include-dir, install-headers-tar, install-headers-cpio,
6733 install-headers-cp, real-install-headers-tar,
6734 real-install-headers-cpio, real-install-headers-cp): Handle
6735 include-fixed as well as include.
6736 (install-mkheaders): Don't install files that go only in include
6738 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6739 from GCC_INCLUDE_DIR.
6740 * gcc.c (process_command): Remove special -BstageN/ handling.
6741 (do_spec_1): Add include-fixed directories.
6743 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6745 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6747 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6749 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6752 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6754 * c-common.c (get_priority): Add check for
6755 SUPPORTS_INIT_PRIORITY.
6757 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6759 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6761 * config/bfin/bfin.c: Include "cfglayout.h".
6762 (MAX_LSETUP_DISTANCE): New macro.
6763 (struct loop_info): New members incoming, incoming_src and
6764 incoming_dest. Delete member predecessor.
6765 (length_for_loop): New function.
6766 (bfin_optimize_loop): Handle more different loop structures.
6767 (bfin_discover_loop): Rework detection of predecessor blocks by
6768 examining incoming edges.
6769 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6771 (bfin_reorder_loops): New function.
6772 (bfin_reorg_loops): Use these three new functions.
6774 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6775 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6776 (CONSTRAINT_LEN): Add entry for 'q'.
6777 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6778 Add 'q' constraints.
6779 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6780 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6782 * config/bfin/bfin.md (add_with_carry): New pattern.
6783 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6784 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6785 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6786 support unsigned multiplies too. Removed incorrect commutativity from
6787 operand 1 constraint where appropriate.
6788 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6790 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6791 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6793 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6794 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6795 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6796 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6797 usmulhisi_hh_huh): New patterns.
6799 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6800 lshifthi3): Fix output template to use half reg for operand 2.
6802 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6805 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6807 2007-02-27 Andreas Schwab <schwab@suse.de>
6809 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6811 2007-02-27 Jan Hubicka <jh@suse.cz>
6813 * predict.c (last_basic_block_p): Remove.
6814 (tree_estimate_probability): Update return heuristic for commonized
6817 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6819 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6821 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6823 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6824 * doc/cpp.texi: Standardize title page.
6825 * doc/cppinternals.texi: Likewise.
6826 * doc/gcc.texi: Standardize title page, remove version number
6827 from copyright page.
6828 * doc/gccint.texi: Likewise.
6829 * doc/install.texi: Standardize title page, add table of
6832 2007-02-26 Jan Hubicka <jh@suse.cz>
6834 * predict.def: Set outcomes according to more recent results.
6835 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6836 Remove dead predictors.
6837 * predict.c (return_prediction): Fix pasto.
6839 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6841 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6842 change; avoid a memory leak when returning early.
6844 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6846 * c-decl.c (static_ctors): Move to c-common.c.
6847 (static_dtors): Likewise.
6848 (finish_function): Use c_record_cdtor_fn.
6849 (build_cdtor): Move to c-common.c.
6850 (c_write_global_declarations): Use c_build_cdtor_fns.
6851 * c-common.h (static_ctors): Declare.
6852 (static_dtors): Likewise.
6853 (c_record_cdtor_fn): Likewise.
6854 (c_build_cdtor_fns): Likewise.
6855 * c-common.c (static_ctors): New variable.
6856 (static_dtors): Likewise.
6857 (c_record_cdtor_fn): New function.
6858 (build_cdtor): Move from c-decl.c
6859 (c_build_cdtor_fns): New function.
6861 * output.h (assemble_addr_to_section): Declare.
6862 (get_cdtor_priority_section): Likewise.
6863 * varasm.c (assemble_addr_to_section): New function.
6864 (get_cdtor_priority_section): Likewise.
6865 (default_named_section_asm_out_destructor): Use them.
6866 (destor_dtor_section_asm_out_destructor): Likewise.
6867 (default_named_section_asm_out_constructor): Likewise.
6868 (default_ctor_section_asm_out_constructor): Likewise.
6869 * config.gcc (*-*-vxworks*): Include vxworks.o.
6870 * config/t-vxworks (vxworks.o): New target.
6871 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6872 (TARGET_ASM_CONSTRUCTOR): Define.
6873 (TARGET_ASM_DESTRUCTOR): Likewise.
6874 (vxworks_asm_out_constructor): Declare.
6875 (vxworks_asm_out_destructor): Likewise.
6877 * c-common.c (get_priority): Check that we have not just an
6878 INTEGER_CST, but an integer constant with integeral type.
6880 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6882 PR tree-optimization/30938
6883 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6884 use &dt[nargs-1] instead of &dt[nargs] in the call to
6885 vect_is_simple_use().
6887 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6889 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6890 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6891 Do not attempt to handle MEM inside auto-inc expressions.
6892 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6893 of a register modified by an auto-inc expression. However, do handle
6894 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6895 (elimination_effects): Prohibit elimination of a register modified
6896 by an auto-inc expression. Disable register elimination rules whose
6897 target register is modified by an auto-inc expression with variable
6900 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6902 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6904 (array_at_struct_end_p): New function.
6905 (idx_infer_loop_bounds): Use it.
6906 (estimate_numbers_of_iterations_loop): Export.
6907 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6908 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6909 (tree_estimate_probability): Call record_loop_exits.
6910 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6911 (estimated_loop_iterations, estimated_loop_iterations_int,
6912 estimated_loop_iterations_tree): New functions.
6913 (analyze_siv_subscript_cst_affine,
6914 compute_overlap_steps_for_affine_1_2,
6915 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6916 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6917 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6918 (PRED_LOOP_ITERATIONS_GUESSED): New.
6919 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6920 * cfgloop.h (estimate_numbers_of_iterations_loop,
6921 estimated_loop_iterations_int): Declare.
6923 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6925 * doc/extend.texi: Document optional priority argument to
6926 constructors and destructors.
6927 * tree.c (init_priority_for_decl): Adjust GTY markers.
6928 (init_ttree): Use priority-info hash functions for
6929 init_priority_for_decl.
6930 (tree_map_eq): Rename to ...
6931 (tree_map_base_eq): ... this.
6932 (tree_map_marked_p): Rename to ...
6933 (tree_map_base_marked_p): ... this.
6934 (tree_map_base_hash): New function.
6935 (decl_init_priority_lookup): Rework.
6936 (decl_fini_priority_lookup): New function.
6937 (decl_priority_info): New function.
6938 (decl_init_priority_insert): Use it.
6939 (decl_fini_priority_insert): Likewise.
6940 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6942 (decl_restrict_base_insert): Likewise.
6943 (decl_debug_expr_insert): Likewise.
6944 (decl_value_expr_lookup): Likewise.
6945 (decl_value_expr_insert): Likewise.
6946 * tree.h (priority_type): New type.
6947 (decl_init_priority_lookup): Use priority_type.
6948 (decl_fini_priority_lookup): New function.
6949 (decl_init_priority_insert): Use priority_type.
6950 (decl_fini_priority_insert): New function.
6951 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6952 (DECL_INIT_PRIORITY): Likewise.
6953 (SET_DECL_INIT_PRIORITY): Add comment.
6954 (DECL_FINI_PRIORITY): New macro.
6955 (SET_DECL_FINI_PRIORITY): Likewise.
6956 (DEFAULT_INIT_PRIORITY): Document.
6957 (MAX_INIT_PRIORITY): Likewise.
6958 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6959 (tree_map_base): New type.
6960 (tree_map_base_eq): New function.
6961 (tree_map_base_hash): Likewise.
6962 (tree_map_base_marked_p): Likewise.
6963 (tree_map): Inherit from tree_map_base.
6964 (tree_map_eq): Make it a macro.
6965 (tree_map_marked_p): Likewise.
6966 (tree_int_map): Inherit from tree_map_base.
6967 (tree_int_map_eq): Make it a macro.
6968 (tree_int_map_hash): Likewise.
6969 (tree_int_map_marked_p): Likewise.
6970 (tree_priority_map): New type.
6971 (tree_priority_map_eq): New macro.
6972 (tree_priority_map_hash): Likewise.
6973 (tree_priority_map_marked_p): Likewise.
6974 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6976 (emutls_common_1): Likewise.
6977 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6978 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6979 of tree_map hierarchy.
6980 * tree-cfg.c (move_stmt_r): Likewise.
6981 (new_label_mapper): Likewise.
6982 * c-tree.h (c_expand_body): Move to ...
6983 * c-common.h (c_expand_body): ... here.
6984 * c-decl.c (c_expand_body): Move to ...
6985 * c-common.c (c_expand_body): ... here.
6986 (c_common_attribute_table): Allow 1 argument for the constructor
6987 and destructor attributes.
6988 (get_priority): New function.
6989 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6990 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6992 2007-02-24 Jan Hubicka <jh@suse.cz>
6995 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6997 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6998 Jan Hubicka <jh@suse.cz>
7001 * i386.c (counter_mode): New function.
7002 (expand_set_or_movmem_via_loop): Use it.
7003 (expand_movmem_epilogue): Likewise; fix pasto.
7004 (ix86_expand_movmem): Do emit guard even for constant counts.
7005 (ix86_expand_setmem): Likewise.
7007 2007-02-25 Nick Clifton <nickc@redhat.com>
7009 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
7010 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7012 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7015 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
7016 count argument with 0x10, not with 0x16.
7017 (expand_setmem_epilogue): Ditto.
7019 2007-02-24 Mike Stump <mrs@apple.com>
7021 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
7024 2007-02-24 Richard Guenther <rguenther@suse.de>
7027 * fold-const.c (fold_binary): Fold x +- CST op x for
7028 EQ_EXPR and NE_EXPR.
7030 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7032 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
7034 2007-02-24 Jan Hubicka <jh@suse.cz>
7036 * cgraphunit.c (decide_is_function_needed): Honor
7037 -fkeep-inline-functions.
7039 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7041 * builtins.c (fold_builtin_modf): New.
7042 (fold_builtin_2): Use it.
7044 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
7046 * loop-iv.c (implies_p): Detect additional cases where A implies B.
7047 (determine_max_iter): Take additional LOOP arg; all callers changed.
7048 Lose broken logic dealing with PLUS. Try to limit the upper bound by
7049 one using simplifications.
7050 (simplify_using_initial_values): Return if the expression becomes
7051 invalid due to altered regs.
7053 2007-02-23 DJ Delorie <dj@redhat.com>
7055 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
7057 2007-02-23 Mike Stump <mrs@apple.com>
7059 * tlink.c (scan_linker_output): Parse linker messages from
7060 darwin9's linker better.
7062 2007-02-23 Steve Ellcey <sje@cup.hp.com>
7065 * varpool.c (varpool_assemble_pending_decls): Set
7066 varpool_last_needed_node to null.
7068 2007-02-23 DJ Delorie <dj@redhat.com>
7070 * config/i386/i386.c (ix86_data_alignment): Don't specify an
7071 alignment bigger than the object file can handle.
7073 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
7076 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
7077 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
7078 (*movsf_1): Penalize MMX moves.
7080 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
7082 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
7083 2^32-1 or more times unless flag_unsafe_loop_optimizations.
7085 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
7087 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7089 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
7090 (fold_builtin_1): Use them.
7091 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7092 BUILT_IN_SIGNIFICAND.
7094 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
7096 * config/i386/i386.c (bdesc_1arg): Initialize
7097 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
7098 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
7099 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
7100 and IX86_BUILTIN_MOVSLDUP.
7102 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
7104 PR rtl-optimization/30841
7105 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
7107 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7109 * builtins.c (fold_builtin_frexp): New.
7110 (fold_builtin_2): Use it.
7112 2007-02-22 Mark Mitchell <mark@codesourcery.com>
7114 * doc/invoke.texi (Spec Files): Document getenv spec function.
7116 * gcc.c (getenv_spec_function): New function.
7117 (static_spec_functions): Add it.
7118 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
7119 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7122 2007-02-22 Michael Matz <matz@suse.de
7125 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7126 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7128 2007-02-22 Ian Lance Taylor <iant@google.com>
7131 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7132 (mem_loc_descriptor): Call it.
7134 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7135 Ira Rosen <irar@il.ibm.com>
7137 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7139 2007-02-22 Ira Rosen <irar@il.ibm.com>
7141 PR tree-optimization/30843
7142 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7143 stores only after all the group is vectorized.
7145 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7147 PR tree-optimization/30858
7148 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7149 in the reduction cycle have a single use in the loop.
7150 * tree-vectorizer.h (relevant): Add documentation.
7152 2007-02-20 Mike Stump <mrs@apple.com>
7154 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7155 * configure: Regenerate.
7157 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7159 Change the defaults of some parameters and options.
7160 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7161 * config/spu/spu.c (spu_optimization_options): Add.
7162 (spu_override_options): Change params in spu_optimization_options.
7163 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7165 Register 127 is only 16 byte aligned when used as a frame pointer.
7166 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7167 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7168 HARD_FRAME_POINTER_REGNUM.
7169 (spu_legitimate_address): Use regno_aligned_for_reload.
7170 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7171 aligned when frame_pointer_needed is true.
7172 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7174 * config/spu/spu.h (INIT_EXPANDERS): Define.
7176 Make sure shift and rotate instructions have valid immediate operands.
7177 * config/spu/predicates.md (spu_shift_operand): Remove.
7178 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7179 * config/spu/constraints.md (W, O): Extend range.
7180 * config/spu/spu.md (umask, nmask): Define.
7181 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7182 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7183 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7184 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7185 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7186 (lshr<mode>3_reg): Fix rtl description.
7188 Make sure mulhisi immediate operands are valid.
7189 * config/spu/predicates.md (imm_K_operand): Add.
7190 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7192 Generate constants using fsmbi and andi.
7193 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7194 (print_operand, spu_split_immediate, classify_immediate,
7195 fsmbi_const_p): Handle IC_FSMBI2.
7197 Correctly handle a CONST_VECTOR containing symbols.
7198 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7199 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7200 (immediate_load_p): Allow symbols that use 2 instructions to create.
7201 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7202 with symbols when flag_pic is set.
7203 (const_vector_immediate_p): New.
7204 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7205 accept a CONST_VECTOR with symbols.
7206 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7207 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7209 * config/spu/spu.md (high, low): Delete.
7210 (low_<mode>): Define.
7212 Remove INTRmode and INTR_REGNUM, which didn't work.
7213 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
7215 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
7216 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
7217 peephole2 pattern): Don't use INTR or 131.
7218 (movintrcc): Delete.
7219 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
7220 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
7221 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
7222 (UNSPEC_SET_INTR): Add.
7223 * config/spu/spu-modes.def (INTR): Remove.
7225 More accurate warnings about run-time relocations.
7226 * config/spu/spu.c (reloc_diagnostic): Test in_section.
7228 Correctly warn about immediate arguments to specific intrinsics.
7229 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
7230 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
7231 the instruction predicate.
7233 Fix tree check errors with latest update.
7234 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
7236 (spu_expand_builtin): Use CALL_EXPR_FN.
7238 Add missing specific intrinsics.
7239 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
7241 * config/spu/spu_internals.h: Ditto.
7243 Fix incorrect operand modifiers.
7244 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
7245 * config/spu/spu.md (xor<mode>3): Change %S to %J.
7247 Optimize one case of zero_extend of a vec_select.
7248 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
7250 Accept any immediate for hbr.
7251 * config/spu/spu.md (hbr): Change s constraints to i.
7253 2007-02-21 Paul Brook <paul@codesourcery.com>
7255 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
7256 condexec_count when skipping USE and CLOBBER.
7258 2007-02-21 Nick Clifton <nickc@redhat.com>
7260 * common.opt (Warray-bounds): Add Warning attribute.
7261 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
7263 (fsized-zeroes): Add Optimization attribute.
7264 (fsplit-wide-types, ftree-scev-cprop): Likewise.
7265 * c.opt (Wc++0x-compat): Add Warning attribute.
7267 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7270 * reload1.c (eliminate_regs_in_insn): In the single_set special
7271 case, attempt to re-recognize the insn before falling back to
7272 having reload fix it up.
7274 2007-02-20 Eric Christopher <echristo@gmail.com>
7276 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
7277 Rewrite accordingly.
7278 (frv_read_iacc_argument): Ditto.
7279 (frv_expand_set_builtin): Take a call instead of arglist, update for
7281 (frv_expand_unop_builtin): Ditto.
7282 (frv_expand_binop_builtin): Ditto.
7283 (frv_expand_cut_builtin): Ditto.
7284 (frv_expand_binopimm_builtin): Ditto.
7285 (frv_expand_voidbinop_builtin): Ditto.
7286 (frv_expand_int_void2arg): Ditto.
7287 (frv_expand_prefetches): Ditto.
7288 (frv_expand_voidtriop_builtin): Ditto.
7289 (frv_expand_voidaccop_builtin): Ditto.
7290 (frv_expand_load_builtin): Ditto.
7291 (frv_expand_store_builtin): Ditto.
7292 (frv_expand_mdpackh_builtin): Ditto.
7293 (frv_expand_mclracc_builtin): Ditto.
7294 (frv_expand_mrdacc_builtin): Ditto.
7295 (frv_expand_mwtacc_builtin): Ditto.
7296 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
7299 2007-02-20 Janis Johnson <janis187@us.ibm.com>
7301 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
7302 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
7304 (HAVE_GAS_DFP): Check for assembler support of decimal floating
7306 * configure: Regenerate.
7307 * config.in: Regenerate.
7308 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
7309 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
7310 masks to power6 and power6x and to POWERPC_MASKS.
7311 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7313 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
7314 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7315 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7316 Access PROTOTYPE as variable, not mask.
7318 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7320 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7321 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7322 * combine.c (adjust_for_new_dest): Use it.
7323 * postreload.c (reload_combine): Likewise.
7325 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7327 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7328 notes on an insn with multiple sets, even if single_set returns
7329 non-NULL for that insn.
7331 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7333 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7336 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7338 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7339 if user didn't pass it.
7340 * config/i386/darwin.h (CC1_SPEC): Likewise.
7341 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7342 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7343 -mmacosx-version-min.
7345 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7346 Uros Bizjak <ubizjak@gmail.com>
7348 * optabs.h (enum optab_index): Add new OTI_scalb.
7349 (scalb_optab): Define corresponding macro.
7350 * optabs.c (init_optabs): Initialize scalb_optab.
7351 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7353 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7354 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7355 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7356 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7357 flag_unsafe_math_optimizations is set.
7359 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7360 to implement scalbf, scalb and scalbl built-ins as inline x87
7363 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7364 DJ Delorie <dj@redhat.com>
7367 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7368 (diagnostic_report_diagnostic): ... here, and turn them into real
7369 errors. If warnings are inhibited, no need to do anything.
7371 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7373 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7374 better code generation.
7376 2007-02-20 Ben Elliston <bje@au.ibm.com>
7378 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7380 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7382 * config/alpha/alpha.c, config/alpha/alpha.md,
7383 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7384 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7385 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7386 config/arm/lib1funcs.asm: Follow spelling conventions.
7388 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7389 config/fr30/fr30.md, config/i386/i386.h,
7390 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7391 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7392 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7393 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7394 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7395 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7396 config/sparc/sparc.c, config/sparc/sparc.h,
7397 config/sparc/sparc.md, config/spu/constraints.md,
7398 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7401 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7404 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7407 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7409 * doc/invoke.texi (-ftree-lrs): Remove.
7411 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7413 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7416 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7418 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7419 new CALL_EXPR_FN macro for retrieving the function
7420 declaration of the input expression.
7422 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7424 * c.opt (Waddress): New.
7425 * common.opt (Walways-true): Delete.
7426 (Wstring-literal-comparison): Delete.
7427 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7428 -Wstring-literal-comparison. Add -Waddress.
7430 (Walways-true): Delete.
7431 (Wstring-literal-comparison): Delete.
7432 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7433 consistently instead of -Walways-true in example.
7434 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7435 * c-typeck.c (parser_build_binary_op): Replace
7436 -Wstring-literal-comparison and -Walways-true with -Waddress.
7437 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7440 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7442 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7443 without DECL_STRUCT_FUNCTION initialized.
7445 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7447 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7448 due to calls to functions taking pointers as parameters.
7450 2007-02-19 Richard Henderson <rth@redhat.com>
7453 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7456 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7458 * config/s390/s390.c (s390_call_saved_register_used,
7459 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7460 accessed to the new scheme.
7462 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7464 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7465 (cris_print_index, cris_print_operand, cris_print_operand_address)
7466 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7467 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7468 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7470 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7471 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7472 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7473 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7474 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7475 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7476 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7477 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7478 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7479 (uminsi3, call, call_value): Ditto.
7480 (define_split: indir_to_reg_split, unnamed): Ditto.
7482 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7484 PR tree-optimization/30975
7485 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7488 2007-02-18 Eric Christopher <echristo@gmail.com>
7490 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7491 Remove use of arglist.
7492 (mips_expand_builtin): Remove use of arglist, pass in expr.
7493 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7494 (mips_expand_builtin_movtf): Ditto.
7495 (mips_expand_builtin_compare): Ditto.
7497 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7499 * tree-sra.c (sra_build_assignment): Replace assertion
7500 checking with a comment explaining why it can't be done.
7502 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7505 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7506 during CALL_EXPR representation conversion.
7507 * tree-ssa-propagate.c (set_rhs): Likewise.
7509 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7511 * tree-sra.c (sra_build_assignment): Disable assertion checking
7514 2007-02-18 Roger Sayle <roger@eyesopen.com>
7516 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7517 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7518 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7520 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7521 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7522 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7523 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7524 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7525 force_gimple_operand): Likewise.
7526 * ipa-cp.c (constant_val_insert): Likewise.
7527 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7528 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7529 perfect_nestify): Likewise.
7530 * langhooks.c (lhd_omp_assignment): Likewise.
7531 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7532 lower_copyprivate_clauses, lower_send_clauses,
7533 lower_send_shared_vars, expand_parallel_call,
7534 expand_omp_for_generic, expand_omp_for_static_nochunk,
7535 expand_omp_for_static_chunk, expand_omp_sections,
7536 lower_omp_single_copy, lower_omp_for_lastprivate,
7537 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7538 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7539 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7542 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7544 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7545 config/sh/sh.md: Follow spelling conventions.
7547 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7548 config/frv/predicates.md: Follow spelling conventions.
7550 * config/m68k/linux-unwind.h: Fix a comment typo.
7551 * target.h: Follow spelling conventions.
7553 2007-02-18 Roger Sayle <roger@eyesopen.com>
7555 PR rtl-optimization/28173
7556 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7557 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7558 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7559 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7560 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7562 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7564 * builtins.c (fold_builtin_load_exponent): New.
7565 (fold_builtin_2): Use it.
7567 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7569 PR rtl-optimization/30773
7570 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7571 if we fail to attach a REG_EQUIV note.
7573 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7574 Roger Sayle <roger@eyesopen.com>
7576 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7578 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7580 * calls.c (initialize_argument_information): Pass original EXP
7581 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7582 code to split complex arguments here, as part of initializing the
7584 (expand_call): Remove code that builds a list of arguments and
7585 inserts implicit arguments into it. Instead, just count how many
7586 implicit arguments there will be so we can determine the size of
7587 the ARGS array, and let initialize_argument_information do the work.
7588 (split_complex_values): Delete unused function.
7590 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7592 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7594 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7596 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7597 for arg pointer based indexed addressing.
7599 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7601 * config/ia64/ia64.h, config/ia64/ia64.md,
7602 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7603 spelling conventions.
7605 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7607 * config/m68k/m68k.c (split_di): New.
7608 * config/m68k/m68k-protos.h: Declare split_di.
7609 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7610 Improve predicate handling and split constant shifts.
7612 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7614 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7615 parameter for register bitfield operations, general predicates
7618 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7620 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7621 * config/m68k/linux-unwind.h: New file.
7623 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7625 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7626 config/i386/athlon.md, config/ia64/ia64.md,
7627 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7628 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7629 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7630 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7631 tree-vect-transform.c: Fix comment typos.
7633 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7635 * sched-deps.c (find_insn_list): Remove.
7636 * sched-int.h: Remove the prototype for find_insn_list.
7638 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7640 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7642 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7643 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7644 darwin_rs6000_override_options.
7645 (C_COMMON_OVERRIDE_OPTIONS): Expect
7646 darwin_macosx_version_min to be non-NULL always.
7647 (TARGET_C99_FUNCTIONS): Likewise.
7648 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7649 (DARWIN_MINVERSION_SPEC): New.
7650 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7651 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7653 (DARWIN_MINVERSION_SPEC): New.
7654 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7656 * config/darwin-c.c (darwin_cpp_builtins): Expect
7657 darwin_macosx_version_min to be non-NULL always.
7659 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7661 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7663 * config/i386/i386.h (x86_use_xchgb): New.
7664 (TARGET_USE_XCHGB): New macro.
7665 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7666 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7667 Split after reload into bswaphi for shifts of 8.
7668 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7669 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7670 or when optimizing for size.
7672 2007-02-16 Richard Guenther <rguenther@suse.de>
7673 Christian Bruel <christian.bruel@st.com>
7675 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7676 DECLs but prefer SSA_NAMEs over DECLs.
7678 2007-02-16 Richard Guenther <rguenther@suse.de>
7680 * tree-flow-inline.h (single_imm_use_p): Remove.
7681 (zero_imm_uses_p): Likewise.
7682 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7683 instead of single_imm_use_p.
7684 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7687 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7690 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7691 nested double- and backquotes.
7693 2007-02-15 Roger Sayle <roger@eyesopen.com>
7696 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7697 should be unreachable.
7698 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7699 For the time being redirect GIMPLE_MODIFY_STMT to the new
7700 (renamed) build_gimple_modify_stmt_stat.
7701 (build2_gimple_stat): Rename to...
7702 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7703 Always build a GIMPLE_MODIFY_STMT node.
7704 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7705 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7708 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7709 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7710 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7711 expand_complex_div_wide): Likewise.
7712 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7713 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7714 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7715 * tree-ssa-loop-manip.c (create_iv): Likewise.
7716 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7717 abs_replacement): Likewise.
7718 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7719 realify_fake_stores): Likewise.
7721 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7722 node rather than a GIMPLE_MODIFY_STMT node.
7723 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7724 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7726 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7727 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7730 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7733 * fold-const.c (fold_comparison): Add back the
7734 folding of constant complex comparisions.
7736 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7739 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7740 effects unknown to this function, return early.
7742 2007-02-15 Ian Lance Taylor <iant@google.com>
7744 * lower-subreg.c (move_eh_region_note): New static function.
7745 (resolve_simple_move): Call it.
7746 (decompose_multiword_subregs): Track blocks for which we resolve a
7747 simple move which is also a control flow insn. Pass them to
7748 find_many_sub_basic_blocks.
7749 (pass_lower_subreg): Add TODO_verify_flow.
7750 (pass_lower_subreg2): Likewise.
7752 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7753 Brooks Moses <brooks.moses@codesourcery.com>
7754 Lee Millward <lee.millward@codesourcery.com>
7756 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7757 (VL_EXP_CLASS_P): New.
7758 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7760 (TREE_OPERAND_CHECK_CODE): Likewise.
7761 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7762 (TREE_RTL_OPERAND_CHECK): Likewise.
7763 (tree_operand_check_failed): Make second parameter the whole tree
7764 instead of its code. Fixed callers.
7765 (VL_EXP_CHECK): New.
7766 (TREE_OPERAND_LENGTH): New.
7767 (VL_EXP_OPERAND_LENGTH): New.
7768 (CALL_EXPR_FN): New.
7769 (CALL_EXPR_STATIC_CHAIN): New.
7770 (CALL_EXPR_ARGS): New.
7771 (CALL_EXPR_ARG): New.
7772 (call_expr_nargs): New.
7773 (CALL_EXPR_ARGP): New.
7774 (build_nt_call_list): Declare.
7775 (build_vl_exp_stat): Declare.
7776 (build_vl_exp): New.
7777 (build_call_list): Declare.
7778 (build_call_nary): Declare.
7779 (build_call_valist): Declare.
7780 (build_call_array): Declare.
7781 (call_expr_arg): Declare.
7782 (call_expr_argp): Declare.
7783 (call_expr_arglist): Declare.
7784 (fold_build_call_list): Declare.
7785 (fold_build_call_list_initializer): Declare.
7786 (fold_call_expr): Declare to replace fold_builtin.
7787 (fold_builtin_fputs): Update to agree with modified definition.
7788 (fold_builtin_strcpy): Likewise.
7789 (fold_builtin_strncpy): Likewise.
7790 (fold_builtin_memory_chk): Likewise.
7791 (fold_builtin_stxcpy_chk): Likewise.
7792 (fold_builtin_strncpy_chk): Likewise.
7793 (fold_builtin_next_arg): Likewise.
7794 (fold_build_call_expr): Declare.
7795 (fold_builtin_call_list): Declare.
7796 (fold_builtin_call_valist): Declare.
7797 (build_call_expr): Declare.
7798 (validate_arglist): Update to agree with modified definition.
7799 (tree_operand_length): New.
7800 (call_expr_arg_iterator): New.
7801 (init_call_expr_arg_iterator): New.
7802 (next_call_expr_arg): New.
7803 (first_call_expr_arg): New.
7804 (more_call_expr_args_p): New.
7805 (FOR_EACH_CALL_EXPR_ARG): New.
7807 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7808 and tcc_gimple_stmt.
7809 (tree_code_size): Update documentation. Use sizeof (tree) rather
7810 than sizeof (char *).
7811 (tree_size): Likewise. Add case for tcc_vl_exp.
7812 (tree_node_structure): Add case for tcc_vl_exp.
7813 (contains_placeholder_p): Likewise.
7814 (substitute_in_expr): Likewise.
7815 (substitute_placeholder_in_expr): Likewise.
7816 (stabilize_reference_1): Likewise.
7817 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7818 to diagnose breakage of this interface for constructing CALL_EXPRs.
7819 (build_nt): Add similar assertion here.
7820 (build_nt_call_list): New.
7821 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7822 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7824 (get_callee_fndecl): Use new CALL_EXPR accessors.
7825 (tree_operand_check_failed): Change parameters to pass entire node
7826 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7827 (process_call_operands): New.
7828 (build_vl_exp_stat): New.
7829 (build_call_list): New.
7830 (build_call_nary): New.
7831 (build_call_valist): New.
7832 (build_call_array): New.
7833 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7834 (call_expr_arglist): New.
7836 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7837 tcc_vl_exp instead of a fixed-size tcc_expression.
7839 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7840 accessors for CALL_EXPRs.
7841 (AGGR_INIT_EXPR): Likewise.
7843 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7844 Brooks Moses <brooks.moses@codesourcery.com>
7845 Lee Millward <lee.millward@codesourcery.com>
7847 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7848 (expand_builtin_nonlocal_goto): Change parameter to be entire
7849 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7850 (expand_builtin_prefetch): Likewise.
7851 (expand_builtin_classify_type): Likewise.
7852 (mathfn_built_in): Return NULL_TREE instead of 0.
7853 (expand_errno_check): Use new CALL_EXPR accessors.
7854 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7855 Return NULL_RTX instead of 0.
7856 (expand_builtin_mathfn_2): Likewise.
7857 (expand_builtin_mathfn_3): Likewise.
7858 (expand_builtin_interclass_mathfn): Likewise.
7859 (expand_builtin_sincos): Likewise.
7860 (expand_builtin_cexpi): Likewise.
7861 (expand_builtin_int_roundingfn): Likewise.
7862 (expand_builtin_int_roundingfn_2): Likewise.
7863 (expand_builtin_pow): Likewise.
7864 (expand_builtin_powi): Likewise.
7865 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7866 of arglist, fixing callers appropriately. Use new CALL_EXPR
7867 accessors and constructors. Return NULL_RTX instead of 0.
7868 (expand_builtin_strstr): Likewise.
7869 (expand_builtin_strchr): Likewise.
7870 (expand_builtin_strrchr): Likewise.
7871 (expand_builtin_strpbrk): Likewise.
7872 (expand_builtin_memcpy): Likewise.
7873 (expand_builtin_mempcpy): Likewise.
7874 (expand_builtin_mempcpy_args): New.
7875 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7876 (expand_builtin_memmove_args): New.
7877 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7878 (expand_movstr): Likewise.
7879 (expand_builtin_strcpy): Likewise.
7880 (expand_builtin_strcpy_args): New.
7881 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7882 (expand_builtin_strncpy): Likewise.
7883 (expand_builtin_memset): Likewise.
7884 (expand_builtin_memset_args): New.
7885 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7886 (expand_builtin_memcmp): Likewise.
7887 (expand_builtin_strcmp): Likewise.
7888 (expand_builtin_strncmp): Likewise.
7889 (expand_builtin_strcat): Likewise.
7890 (expand_builtin_strncat): Likewise.
7891 (expand_builtin_strspn): Likewise.
7892 (expand_builtin_strcspn): Likewise.
7893 (expand_builtin_args_info): Likewise.
7894 (expand_builtin_va_start): Likewise.
7895 (gimplify_va_arg_expr): Likewise.
7896 (expand_builtin_va_end): Likewise.
7897 (expand_builtin_va_copy): Likewise.
7898 (expand_builtin_frame_address): Likewise.
7899 (expand_builtin_alloca): Likewise.
7900 (expand_builtin_bswap): Likewise.
7901 (expand_builtin_unop): Likewise.
7902 (expand_builtin_fputs): Likewise.
7903 (expand_builtin_expect): Likewise.
7904 (expand_builtin_fabs): Likewise.
7905 (expand_builtin_copysign): Likewise.
7906 (expand_builtin_printf): Likewise.
7907 (expand_builtin_fprintf): Likewise.
7908 (expand_builtin_sprintf): Likewise.
7909 (expand_builtin_init_trampoline): Likewise.
7910 (expand_builtin_signbit): Likewise.
7911 (expand_builtin_fork_or_exec): Likewise.
7912 (expand_builtin_sync_operation): Likewise.
7913 (expand_builtin_compare_and_swap): Likewise.
7914 (expand_builtin_lock_test_and_set): Likewise.
7915 (expand_builtin_lock_release): Likewise.
7916 (expand_builtin): Likewise.
7917 (builtin_mathfn_code): Likewise.
7919 (fold_builtin_constant_p): Pass call arguments individually instead
7920 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7921 accessors and constructors. Return NULL_TREE instead of 0.
7922 (fold_builtin_expect): Likewise.
7923 (fold_builtin_classify_type): Likewise.
7924 (fold_builtin_strlen): Likewise.
7925 (fold_builtin_nan): Likewise.
7926 (integer_valued_real_p): Likewise.
7927 (fold_trunc_transparent_mathfn): Likewise.
7928 (fold_fixed_mathfn): Likewise.
7929 (fold_builtin_cabs): Likewise.
7930 (fold_builtin_sqrt): Likewise.
7931 (fold_builtin_cbrt): Likewise.
7932 (fold_builtin_cos): Likewise.
7933 (fold_builtin_cosh): Likewise.
7934 (fold_builtin_tan): Likewise.
7935 (fold_builtin_sincos): Likewise.
7936 (fold_builtin_cexp): Likewise.
7937 (fold_builtin_trunc): Likewise.
7938 (fold_builtin_floor): Likewise.
7939 (fold_builtin_ceil): Likewise.
7940 (fold_builtin_round): Likewise.
7941 (fold_builtin_int_roundingfn): Likewise.
7942 (fold_builtin_bitop): Likewise.
7943 (fold_builtin_bswap): Likewise.
7944 (fold_builtin_logarithm): Likewise.
7945 (fold_builtin_hypot): Likewise.
7946 (fold_builtin_pow): Likewise.
7947 (fold_builtin_powi): Likewise.
7948 (fold_builtin_exponent): Likewise.
7949 (fold_builtin_memset): Likewise.
7950 (fold_builtin_bzero): Likewise.
7951 (fold_builtin_memory_op): Likewise.
7952 (fold_builtin_bcopy): Deleted; call site changed to invoke
7953 fold_builtin_memory_op directly.
7954 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7955 (fold_builtin_strncpy): Likewise.
7956 (fold_builtin_memcmp): Likewise.
7957 (fold_builtin_strcmp): Likewise.
7958 (fold_builtin_strncmp): Likewise.
7959 (fold_builtin_signbit): Likewise.
7960 (fold_builtin_copysign): Likewise.
7961 (fold_builtin_isascii): Likewise.
7962 (fold_builtin_toascii): Likewise.
7963 (fold_builtin_isdigit): Likewise.
7964 (fold_builtin_fabs): Likewise.
7965 (fold_builtin_abs): Likewise.
7966 (fold_builtin_fmin_fmax): Likewise.
7967 (fold_builtin_carg): Likewise.
7968 (fold_builtin_classify): Likewise.
7969 (fold_builtin_unordered_cmp): Likewise.
7971 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7972 New functions split out from fold_builtin_1.
7973 (fold_builtin_n): New.
7974 (fold_builtin_varargs): New.
7975 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7977 (fold_call_expr): New.
7978 (build_function_call_expr): Rewrite to use new helper function.
7979 (fold_builtin_call_list): New.
7980 (build_call_expr): New.
7981 (fold_builtin_call_valist): New.
7982 (rewrite_call_expr): New.
7983 (validate_arg): New.
7984 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7985 of an arglist. Change return type to bool. Use new CALL_EXPR
7988 (fold_builtin_strstr): Pass call arguments individually instead
7989 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7990 accessors and constructors. Return NULL_TREE instead of 0.
7991 (fold_builtin_strchr): Likewise.
7992 (fold_builtin_strrchr): Likewise.
7993 (fold_builtin_strpbrk): Likewise.
7994 (fold_builtin_strcat): Likewise.
7995 (fold_builtin_strncat): Likewise.
7996 (fold_builtin_strspn): Likewise.
7997 (fold_builtin_strcspn): Likewise.
7998 (fold_builtin_fputs): Likewise.
7999 (fold_builtin_next_arg): Likewise.
8000 (fold_builtin_sprintf): Likewise.
8002 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
8003 NULL_RTX instead of 0.
8004 (expand_builtin_memory_chk): Likewise.
8005 (maybe_emit_chk_warning): Likewise.
8006 (maybe_emit_sprintf_chk_warning): Likewise.
8008 (fold_builtin_object_size): Pass call arguments individually instead
8009 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8010 accessors and constructors. Return NULL_TREE instead of 0.
8011 (fold_builtin_memory_chk): Likewise.
8012 (fold_builtin_stxcpy_chk): Likewise.
8013 (fold_builtin_strncpy_chk): Likewise.
8014 (fold_builtin_strcat_chk): Likewise.
8015 (fold_builtin_strcat_chk): Likewise.
8016 (fold_builtin_strncat_chk): Likewise.
8017 (fold_builtin_sprintf_chk): Likewise.
8018 (fold_builtin_snprintf_chk): Likewise.
8019 (fold_builtin_printf): Likewise.
8020 (fold_builtin_vprintf): Likewise.
8022 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
8024 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
8025 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8026 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
8027 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
8028 (fold_unary): Likewise.
8029 (fold_binary): Likewise.
8030 (fold_ternary): Remove CALL_EXPR case, since they are no longer
8031 ternary expressions.
8032 (fold): Add logic for tcc_vl_exp.
8033 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
8034 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8035 (fold_build3_stat): Add assertion to flag broken interface for
8036 constructing CALL_EXPRs.
8037 (fold_build_call_list): New.
8038 (fold_build_call_list_initializer): New.
8039 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
8041 (fold_strip_sign_ops): Likewise.
8043 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8044 Brooks Moses <brooks.moses@codesourcery.com>
8045 Lee Millward <lee.millward@codesourcery.com>
8047 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
8048 accessors and dump arguments explicitly.
8050 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
8052 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
8054 (print_call_name): Use new CALL_EXPR accessors.
8056 * print-tree.c (print_node): Add case tcc_vl_exp. Print
8057 CALL_EXPR arguments explicitly instead of as a list. Use
8058 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8060 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
8061 (vrp_visit_stmt): Likewise.
8063 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
8064 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
8066 (force_move_till_expr): Likewise.
8068 * targhooks.c (default_external_stack_protect_fail): Use
8069 build_call_expr instead of build_function_call_expr.
8070 (default_hidden_stack_protect_fail): Likewise.
8072 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
8075 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
8076 and walk arguments explicitly.
8078 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
8079 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8080 (expand_simple_operations): Likewise.
8081 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
8083 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
8084 of TREE_CODE_LENGTH.
8085 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
8087 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
8088 instead of TREE_CODE_LENGTH.
8090 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
8091 (tree_ic_transform): Likewise.
8092 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
8093 parameter instead of arglist. Fix callers.
8094 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
8095 (tree_stringops_transform): Likewise.
8096 (tree_indirect_call_to_profile): Likewise.
8097 (tree_stringops_values_to_profile): Likewise.
8099 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
8100 (eliminate_tail_call): Likewise.
8102 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
8104 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8105 Use TREE_OPERAND_LENGTH and generalize to handle any number of
8107 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
8109 * omp-low.c (build_omp_barrier): Use build_call_expr.
8110 (lower_rec_input_clauses): Likewise.
8111 (lower_reduction_clauses): Likewise.
8112 (expand_parallel_call): Likewise.
8113 (maybe_catch_exception): Likewise.
8114 (expand_omp_for_generic): Likewise.
8115 (expand_omp_for_static_nochunk): Likewise.
8116 (expand_omp_sections): Likewise.
8117 (lower_omp_single_simple): Likewise.
8118 (lower_omp_single_copy): Likewise.
8119 (lower_omp_master): Likewise.
8120 (lower_omp_ordered): Likewise.
8121 (lower_omp_critical): Likewise.
8123 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8124 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8126 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8127 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8128 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8130 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8131 and generalize to handle any number of operands.
8132 (chrec_contains_undetermined): Likewise.
8133 (tree_contains_chrecs): Likewise.
8134 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8136 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8138 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8139 fold_call_expr instead of fold_builtin.
8140 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8141 match declarations there.
8142 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8145 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8146 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8148 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8149 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8151 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8154 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8155 (execute_cse_sincos): Use new CALL_EXPR accessors.
8157 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8159 * gimple-low.c (lower_function_body): Use build_call_expr.
8160 (lower_builtin_setjmp): Likewise.
8162 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8163 (set_storage_via_libcall): Likewise.
8164 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8165 instead of TREE_CODE_LENGTH.
8166 (expand_expr_real_1): Use new CALL_EXPR accessors.
8168 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8169 generalize to handle any number of operands.
8170 (TB_parent_eq): Likewise.
8172 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8173 (strip_builtin_expect): Likewise.
8175 * function.c (gimplify_parameters): Use build_call_expr.
8177 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8178 instead of TREE_CODE_LENGTH.
8180 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8181 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8183 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8186 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8187 (gimplify_decl_expr): Likewise.
8188 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8189 Use new CALL_EXPR iterators.
8190 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8191 (gimplify_modify_expr_to_memset): Likewise.
8192 (gimplify_variable_sized_compare): Likewise.
8193 (gimplify_omp_atomic_fetch_op): Likewise.
8194 (gimplify_omp_atomic_pipeline): Likewise.
8195 (gimplify_omp_atomic_mutex): Likewise.
8196 (gimplify_function_tree): Likewise.
8198 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8199 (call_expr_flags): Likewise.
8200 (expand_call): Likewise.
8202 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8203 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8206 * coverage.c (create_coverage): Use build_call_expr.
8208 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8209 (temp_call_expr_obstack): New.
8210 (pool_copy_list): Delete.
8211 (temp_copy_call_expr): New.
8212 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
8213 CALL_EXPR accessors. Get rid of special goo for copying argument
8214 lists and use temp_copy_call_expr instead.
8215 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
8216 CALL_EXPR accessors.
8217 (create_expression_by_pieces): Likewise. Use build_call_array
8218 to construct the result instead of fold_build3.
8219 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
8220 dealing with argument lists.
8221 (init_pre): Remove references to expression_node_pool and
8222 list_node_pool. Init temp_call_expr_obstack instead.
8223 (fini_pre): Remove references to expression_node_pool and
8226 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
8227 and walk arguments explicitly instead of as a list.
8229 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
8230 (mx_register_decls): Likewise.
8231 (mudflap_register_call): Likewise.
8232 (mudflap_finish_file): Likewise.
8234 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
8235 (ipa_callsite_compute_param): Likewise.
8237 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
8238 accessors and constructor.
8240 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
8241 accessors and constructor.
8242 (convert_tramp_reference): Likewise.
8243 (convert_call_expr): Likewise.
8244 (finalize_nesting_tree_1): Likewise.
8246 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
8249 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
8251 * tree-inline.c (initialize_inlined_parameters): Pass entire
8252 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8254 (estimate_num_insns_1): Use new CALL_EXPR accessors.
8255 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
8257 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
8258 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8259 (vectorizable_reduction): Likewise.
8260 (vectorizable_call): Use new CALL_EXPR iterators.
8261 (vectorizable_conversion): Use build_call_expr.
8262 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
8263 (vect_gen_widened_results_half): Use build_call_expr.
8264 (vect_setup_realignment): Likewise.
8265 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
8267 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
8268 (pass_through_call): Likewise.
8269 (compute_object_sizes): Likewise. Use fold_call_expr instead of
8272 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
8273 (tree_gen_pow2_profiler): Likewise.
8274 (tree_gen_one_value_profiler): Likewise.
8275 (tree_gen_ic_func_profiler): Likewise.
8276 (tree_gen_average_profiler): Likewise.
8277 (tree_gen_ior_profiler): Likewise.
8279 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
8280 (find_func_aliases): Use new CALL_EXPR accessors. Add case
8281 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8283 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
8284 of TREE_CODE_LENGTH.
8286 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
8287 of TREE_CODE_LENGTH.
8289 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
8291 (convert_to_integer): Likewise.
8293 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
8296 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8297 Brooks Moses <brooks.moses@codesourcery.com>
8298 Lee Millward <lee.millward@codesourcery.com>
8300 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
8302 * config/frv/frv.c (frv_expand_builtin): Likewise.
8303 * config/s390/s390.c (s390_expand_builtin): Likewise.
8305 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
8306 (sparc_expand_builtin): Use new CALL_EXPR accessors.
8308 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
8309 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
8310 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
8311 (ix86_expand_store_builtin): Likewise.
8312 (ix86_expand_unop_builtin): Likewise.
8313 (ix86_expand_unop1_builtin): Likewise.
8314 (ix86_expand_sse_compare): Likewise.
8315 (ix86_expand_sse_comi): Likewise.
8316 (ix86_expand_vec_init_builtin): Likewise.
8317 (ix86_expand_vec_ext_builtin): Likewise.
8318 (ix86_expand_vec_set_builtin): Likewise.
8319 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8321 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8322 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8324 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8325 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8326 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8328 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8330 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8331 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8332 arglist. Use new CALL_EXPR accessors. Fix callers.
8333 (altivec_expand_abs_builtin): Likewise.
8334 (rs6000_expand_binop_builtin): Likewise.
8335 (altivec_expand_predicate_builtin): Likewise.
8336 (altivec_expand_lv_builtin): Likewise.
8337 (spe_expand_stv_builtin): Likewise.
8338 (altivec_expand_stv_builtin): Likewise.
8339 (rs6000_expand_ternop_builtin): Likewise.
8340 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8341 (altivec_expand_st_builtin): Likewise.
8342 (altivec_expand_dst_builtin): Likewise.
8343 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8344 arglist. Use new CALL_EXPR accessors. Fix callers.
8345 (altivec_expand_vec_set_builtin): Likewise.
8346 (altivec_expand_vec_ext_builtin): Likewise.
8347 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8348 (spe_expand_builtin): Likewise.
8349 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8350 arglist. Use new CALL_EXPR accessors. Fix callers.
8351 (spe_expand_evsel_builtin): Likewise.
8352 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8353 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8355 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8356 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8357 (arm_expand_unop_builtin): Likewise.
8358 (arm_expand_builtin): Use new CALL_EXPR accessors.
8360 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8363 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8364 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8365 (bfin_expand_unop_builtin): Likewise.
8366 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8368 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8369 Brooks Moses <brooks.moses@codesourcery.com>
8370 Lee Millward <lee.millward@codesourcery.com>
8372 * c-semantics.c (build_stmt): Add internal diagnostic check.
8374 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8375 accessors. Print arguments explicitly instead of as a list.
8377 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8379 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8380 (c_finish_omp_flish): Likewise.
8382 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8383 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8384 instead of TREE_CODE_LENGTH.
8385 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8386 (c_warn_unused_result): Likewise.
8388 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8391 * doc/invoke.texi (Warning Options): Remove
8392 -Werror-implicit-function-declaration.
8393 (Wimplicit-function-declaration): Update description.
8394 * opts.c (common_handle_option): Move handling of -Werror=* to...
8395 (enable_warning_as_error): ...here.
8396 * opts.h (enable_warning_as_error): Declare.
8397 * c-decl.c (implicit_decl_warning): Unless
8398 -Wno-implicit-function-declaration is given, emit a pedwarn if
8399 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8400 * c.opt (Wimplicit-function-declaration): Replace
8401 mesg_implicit_function_declaration with
8402 warn_implicit_function_declaration.
8403 * c-opts.c (c_common_handle_option):
8404 -Werror-implicit-function-declaration is exactly equal as
8405 -Werror=implicit-function-declaration.
8406 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8407 warn_implicit_function_declaration.
8408 (c_common_post_options): -Wimplict-function-declaration is enabled
8409 by default by -std=c99, otherwise is disabled by default.
8410 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8412 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8414 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8415 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8416 former is ignored but not the latter.
8418 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8420 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8421 is made and the reference doesn't use the alias set of its type,
8422 do not create the temporary using that type.
8424 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8426 * jump.c: Remove prototypes for delete_computation and
8427 delete_prior_computation.
8429 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8431 * jump.c (get_label_after): Delete.
8432 (get_label_before, delete_computation, delete_jump,
8433 delete_prior_computation, follow_jumps): Move...
8434 * reorg.c (delete_computation, delete_prior_computation): ... here...
8435 (get_label_before, delete_jump): ... making these static ...
8436 (follow_jumps): ... and simplifying this since it only runs after
8438 * rtl.h (get_label_after, get_label_before, delete_jump,
8439 follow_jumps): Delete prototypes.
8441 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8443 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8445 2007-02-15 Nick Clifton <nickc@redhat.com>
8447 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8448 order to prevent it from being munged by the target.
8450 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8452 * config/i386/i386.md: Remove misleading comment.
8454 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8456 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8457 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8460 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8462 * tree-sra.c (instantiate_missing_elements): Canonicalize
8464 (sra_build_assignment): New.
8465 (generate_copy_inout, generate_element_copy,
8466 generate_element_zero, generate_one_element_init): Use it.
8468 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8470 * tree-sra.c (instantiate_missing_elements): Canonicalize
8472 (sra_build_assignment): New.
8473 (generate_copy_inout, generate_element_copy,
8474 generate_element_zero, generate_one_element_init): Use it.
8476 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8478 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8481 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8483 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8484 types as aggregates not scalars.
8485 * function.c (assign_stack_temp_for_type): Likewise.
8487 2007-02-14 Roger Sayle <roger@eyesopen.com>
8488 Zdenek Dvorak <dvorakz@suse.cz>
8490 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8493 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8495 * passes.c (next_pass_1): Clear the next field of the copied
8498 2007-02-14 Richard Henderson <rth@redhat.com>
8500 * tree-sra.c (early_sra): New.
8501 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8502 (tree_sra_early, pass_sra_early): New.
8503 * tree-pass.h (pass_sra_early): Declare.
8504 * passes.c (init_optimization_passes): Use it.
8506 2007-02-14 Richard Guenther <rguenther@suse.de>
8508 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8510 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8512 PR tree-optimization/30771
8513 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8515 (vect_analyze_operations): Induction phis can now be marked as
8517 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8518 Update documentation accordingly.
8520 2007-02-14 Nick Clifton <nickc@redhat.com>
8522 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8523 most 3 arguments are supported.
8524 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8526 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8528 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8529 Ensure dst->current is valid.
8531 2007-02-13 Paul Brook <paul@codesourcery.com>
8533 * config.gcc: Add arm*-*-uclinux-*eabi.
8534 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8535 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8536 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8537 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8538 (LINK_SPEC): Define.
8540 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8542 * config/arm/uclinux-eabi.h: New file.
8543 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8544 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8547 2007-02-13 Ian Lance Taylor <iant@google.com>
8549 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8550 * flags.h (warn_strict_overflow): Declare.
8551 (enum warn_strict_overflow_code): Define.
8552 (issue_strict_overflow_warning): New static inline function.
8553 * opts.c (warn_strict_overflow): New variable.
8554 (common_handle_option): Handle OPT_Wstrict_overflow and
8555 OPT_Wstrict_overflow_.
8556 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8558 * fold-const.c: Include intl.h.
8559 (fold_deferring_overflow_warnings): New static variable.
8560 (fold_deferred_overflow_warning): New static variable.
8561 (fold_deferred_overflow_code): New static variable.
8562 (fold_defer_overflow_warnings): New function.
8563 (fold_undefer_overflow_warnings): New function.
8564 (fold_undefer_and_ignore_overflow_warnings): New function.
8565 (fold_deferring_overflow_warnings_p): New function.
8566 (fold_overflow_warning): New static function.
8567 (make_range): Add strict_overflow_p parameter. Change all
8569 (extract_muldiv, extract_muldiv_1): Likewise.
8570 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8571 tree_expr_nonnegative_p.
8572 (fold_negate_expr): Call fold_overflow_warning.
8573 (fold_range_test): Likewise.
8574 (fold_comparison): Likewise.
8575 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8576 instead of tree_expr_nonnegative_p.
8577 (tree_expr_nonnegative_warnv_p): Rename from
8578 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8579 (tree_expr_nonnegative_p): New function.
8580 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8581 strict_overflow_p parameter.
8582 (tree_expr_nonzero_p): New function.
8583 * passes.c (verify_interpass_invariants): New static function.
8584 (execute_one_pass): Call it.
8585 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8587 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8588 (estimate_numbers_of_iterations): Likewise.
8589 (scev_probably_wraps_p): Likewise.
8590 * tree-ssa-ccp.c: Include "toplev.h".
8591 (evaluate_stmt): Defer fold overflow warnings until we know we are
8593 (struct fold_stmt_r_data): Add stmt field.
8594 (fold_stmt_r): Defer fold overflow warnings until we know we
8596 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8597 (fold_stmt_inplace): Likewise.
8598 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8599 (cleanup_control_expr_graph): Defer fold overflow warnings until
8600 we know we are going to optimize.
8601 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8602 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8604 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8605 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8606 * tree-ssa-loop-manip.c (create_iv): Likewise.
8607 * c-typeck.c (build_conditional_expr): Likewise.
8608 (build_binary_op): Likewise.
8609 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8610 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8611 (extract_range_from_unary_expr): Likewise.
8612 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8613 assuming that signed overflow does not occur.
8614 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8615 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8616 (fold_defer_overflow_warnings): Declare.
8617 (fold_undefer_overflow_warnings): Declare.
8618 (fold_undefer_and_ignore_overflow_warnings): Declare.
8619 (fold_deferring_overflow_warnings_p): Declare.
8620 (tree_expr_nonzero_warnv_p): Declare.
8621 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8623 (Warning Options): Document -Wstrict-overflow.
8624 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8625 (tree-ssa-ccp.o): Likewise.
8626 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8627 (fold-const.o): Depend on intl.h.
8629 2007-02-13 Ian Lance Taylor <iant@google.com>
8632 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8635 2007-02-13 Stuart Hastings <stuart@apple.com>
8637 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8639 2007-02-13 Richard Henderson <rth@redhat.com>
8641 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8642 handled_component_p before looking for the indirect_ref.
8644 2007-02-13 Richard Henderson <rth@redhat.com>
8646 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8647 remove flags clobber.
8648 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8649 (bswaphi_lowpart): New.
8650 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8651 remove TARGET_BSWAP test. Delete expander of the same name.
8653 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8654 (expand_unop): Use them.
8656 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8658 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8659 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8660 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8661 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8662 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8663 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8664 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8665 assembler dialect choice from asm templates.
8667 2007-02-12 Richard Henderson <rth@redhat.com>
8669 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8670 (fixuns_trunc<SSEMODEF>si2): Use it.
8671 * config/i386/sse.md (vec_setv4sf_0): Export.
8672 * config/i386/i386.c (ix86_build_const_vector): Export.
8673 (ix86_split_convert_uns_si_sse): Rename from
8674 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8675 * config/i386/i386-protos.h: Update.
8677 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8680 * c-typeck.c (c_finish_return): Improve warning message.
8682 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8684 * alias.c (find_symbolic_term): Delete unused function.
8686 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8688 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8689 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8690 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8692 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8694 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8695 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8696 the function, temporarily point the debug interface to the null one.
8698 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8700 * dwarf2out.c (round_up_to_align): New static function.
8701 (field_byte_offset): Use it to round the offset.
8703 2007-02-12 Richard Henderson <rth@redhat.com>
8705 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8706 (inswl_const): Export.
8708 2007-02-12 Richard Henderson <rth@redhat.com>
8710 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8711 result mode of the libcall, convert back to outmode.
8713 2007-02-12 Roger Sayle <roger@eyesopen.com>
8715 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8716 (bswapdi2): New define_expand to implement 32-bit implementation.
8718 2007-02-12 Nick Clifton <nickc@redhat.com>
8720 * doc/invoke.texi (Overall Options): Document --help=.
8721 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8722 (cc1_options): Pass --help= on to cc1.
8723 (display_help): Add description of --help=.
8724 (process_command): Add code to handle --help=. Allow translated
8725 --help and --target-help switches to be passed on to compiler
8727 (main): Remove unused if statement.
8728 * opts.c (columns): Remove.
8729 (LEFT_COLUMN): Define.
8730 (wrap_help): Add columns argument.
8731 (print_filtered_help): Change parameters to be an include bitmask,
8732 an exclude bitmask, an any bitmask and the column width. Move the
8733 code to display the params list here. Add code to display the
8734 status of options rather than their descriptions if the quiet flag
8736 (print_specific_help): Change parameters to be an include bitmask,
8737 an exclude bitmask and an any bitmask. Move code to look up the
8738 column width here. Decide upon the title for an options listing.
8739 (common_handle_options): Add code to handle --help=. Adapt code
8740 for --help and --target-help to use the revised form of the
8741 print_specific_help function.
8742 (print_help): Delete.
8743 (print_param_help): Delete.
8744 (print_switch): Delete.
8745 * opts.h (cl_lang_count): Add prototype.
8746 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8747 CL_MAX_OPTION_CLASS): New defines.
8748 * optc-gen.awk: Add construction of cl_lang_count.
8749 * c.opt: Add Warning attribute to warning options and Optimization
8750 attribute to optimization options.
8751 * common.opt: Likewise.
8753 Add -fhelp and -ftarget-help as aliases for the transformed --help
8754 and --target-help options.
8755 * opt-functions.awk: Add code to handle Warning and Optimization
8758 2007-02-12 Richard Henderson <rth@redhat.com>
8760 * config/alpha/constraints.md: New file.
8761 * config/alpha/alpha.c: Include tm-constrs.h.
8762 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8763 alpha_extra_constraint): Remove.
8764 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8765 * config/alpha/alpha-protos.h: Update.
8766 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8767 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8768 (EXTRA_CONSTRAINT): Remove.
8769 * config/alpha/alpha.md: Include constraints.md.
8770 (adddi splitter): Use satisfies_constraint_*.
8771 * config/alpha/predicates.md (add_operand): Likewise.
8772 (sext_add_operand, addition_operation): Likewise.
8774 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8776 PR tree-optimization/29145
8777 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8778 in our handling of restrict qualified pointers.
8780 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8783 * doc/invoke.texi (Wunused-value): Update description.
8784 (Wextra): Delete item.
8785 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8786 value of Wunused-value.
8787 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8788 (c_finish_stmt_expr): Don't check extra_warnings.
8789 (emit_side_effect_warnings): The caller is responsible to check
8792 2007-02-11 Roger Sayle <roger@eyesopen.com>
8793 Matt Thomas <matt@3am-software.com>
8795 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8797 2007-02-11 Roger Sayle <roger@eyesopen.com>
8799 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8800 comparisons of POPCOUNT against zero.
8801 (simplify_const_relational_operation): Likewise.
8803 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8805 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8807 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8809 * dwarf2out.c (root_type): Delete unused function.
8811 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8813 * genattrtab.c (contained_in_p): Delete unused function.
8814 (write_expr_attr_cache): Likewise.
8816 2007-02-11 Jan Hubicka <jh@suse.cz>
8818 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8821 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8823 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8824 to add the REG_EQ* note.
8825 * see.c (see_merge_one_use_extension): Likewise.
8826 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8827 turn REG_EQUAL notes into REG_EQUIV notes if the target
8828 register may have more than one set.
8829 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8830 * gcse.c (try_replace_reg): Likewise.
8831 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8832 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8833 more than one REG_EQUIV note.
8834 * reload1.c (gen_reload): Use set_unique_reg_note.
8836 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8838 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8839 (ix86_builtin_conversion): New function.
8841 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8844 * tree.h (DECL_REPLACEABLE_P): New macro.
8845 * except.c (set_nothrow_function_flags): Likewise.
8847 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8848 Ira Rosen <irar@il.ibm.com>
8849 Dorit Nuzman <dorit@il.ibm.com>
8851 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8852 * targhooks.c (default_builtin_vectorized_conversion): New.
8853 * targhooks.h (default_builtin_vectorized_function): New declaration.
8854 * target.h (struct vectorize): Add builtin_conversion field.
8855 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8856 stmt_vec_info_type value.
8857 (vectorizable_conversion): New declaration.
8858 * tree-vect-analyze.c (vect_analyze_operations): Add
8859 vectorizable_conversion call.
8860 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8861 * tree-vect-transform.c (vectorizable_conversion): New function.
8862 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8863 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8865 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8866 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8867 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8868 or ALTIVEC_BUILTIN_VCFSX.
8870 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8873 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8874 CONST_DOUBLE and operand 0 is a hard register.
8875 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8876 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8877 is a hard floating-point register.
8879 2007-02-10 Richard Henderson <rth@redhat.com>
8880 Jakub Jelinek <jakub@redhat.com>
8881 Alexandre Oliva <aoliva@redhat.com>
8883 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8884 * builtin-types.def (BT_WORD): Make unsigned.
8885 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8886 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8887 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8888 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8889 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8890 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8892 * expr.c (emutls_var_address): New.
8893 (expand_expr_real_1): Expand emulated tls.
8894 (expand_expr_addr_expr_1): Likewise.
8895 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8896 * output.h (emutls_finish): Declare.
8897 * toplev.c (compile_file): Call it.
8898 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8899 address before wrapping in CONST.
8900 * varasm.c (emutls_htab, emutls_object_type): New.
8901 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8902 (get_emutls_object_name, get_emutls_object_type): New.
8903 (get_emutls_init_templ_addr, emutls_decl): New.
8904 (emutls_common_1, emutls_finish): New.
8905 (assemble_variable): When emulating tls, swap decls; generate
8906 constructor for the emutls objects.
8907 (do_assemble_alias): When emulating tls, swap decl and target name.
8908 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8910 * varpool.c (decide_is_variable_needed): Look at force_output.
8911 Recurse for emulated tls.
8912 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8913 with decide_is_variable_needed.
8914 * emutls.c: New file.
8915 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8916 tls_object for real tls.
8918 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8920 PR rtl-optimization/29599
8921 * reload1.c (eliminate_regs_in_insn): Take the destination
8922 mode into account when computing the offset.
8924 2007-02-09 Stuart Hastings <stuart@apple.com>
8925 Richard Henderson <rth@redhat.com>
8927 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8928 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8929 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8930 fixuns_truncdfhi2): New.
8931 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8932 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8933 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8934 (floatunssidf2): Allow nonimmediate source.
8935 * config/i386/sse.md (movdi_to_sse): New.
8936 (vec_concatv2di): Drop '*'.
8937 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8938 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8939 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8941 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8942 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8943 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8944 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8945 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8946 ix86_build_const_vector.
8947 (x86_emit_floatuns): Rewrite.
8949 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8951 * genautomata.c (longest_path_length): Delete unused function.
8952 (struct state): Delete unused longest_path_length.
8953 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8954 (get_free_state): Delete unused.
8956 2007-02-09 Jan Hubicka <jh@suse.cz>
8958 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8959 * doc/invoke.texi (inline-unit-growth): Update default value.
8961 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8962 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8963 (rebuild_cgraph_edges): Likewise.
8964 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8965 (dump_cgraph_node): Dump frequencies.
8966 (cgraph_clone_edge): Add frequency scales.
8967 (cgraph_clone_node): Add freuqnecy.
8968 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8969 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8970 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8971 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8972 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8973 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8974 (save_inline_function_body): Likewise.
8975 * ipa-inline.c: inluce rtl.h
8976 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8977 (cgraph_edge_badness): Use frequencies.
8978 (cgraph_decide_recursive_inlining): Update clonning.
8979 (cgraph_decide_inlining_of_small_function): Dump frequency.
8980 * predict.c (estimate_bb_frequencies): Export.
8981 * predict.h (estimate_bb_frequencies): Declare.
8982 * tree-inline.c (copy_bb): Watch overflows.
8983 (expand_call_inline): Update call of cgraph_create_edge.
8984 (optimize_inline_calls): Use TODO flags to update frequnecies.
8985 * passes.h: Include predict.h
8986 (init_optimization_passes): Move profile ahead.
8987 (execute_function_todo): Handle TODO_rebuild_frequencies.
8989 2007-02-09 Roger Sayle <roger@eyesopen.com>
8991 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8992 the insbl or inswl pattern into a register.
8994 2007-02-09 Roger Sayle <roger@eyesopen.com>
8996 * config/ia64/ia64.md (bswapdi2): New define_insn.
8998 2007-02-09 Richard Henderson <rth@redhat.com>
9000 * config/i386/constraints.md (Ym): New constraint.
9001 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
9002 (movdi_1_rex64): Split sse and xmm general register moves from
9003 memory move alternatives. Use conditional register constraints.
9004 (movsf_1, movdf_integer): Likewise.
9005 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9006 (movdf_integer_rex64): New.
9007 (pushsf_rex64): Fix output constraints.
9008 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
9009 (sse2_stored): Likewise.
9010 (sse2_storeq_rex64): New.
9011 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
9012 amd and not generic.
9013 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
9014 for optimize_size. Remove SF/DFmode hack.
9016 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9018 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
9021 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
9022 Richard Sandiford <richard@codesourcery.com>
9024 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
9025 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
9026 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
9027 m68k/t-mlib to tmake_file.
9028 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
9029 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
9030 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
9031 Allow it to be cf or m68k. Set m68k_arch_family. If that
9032 variable is not empty, add t-$m68k_arch_family to tmake_file.
9033 Add t-mlibs to tmake_file.
9034 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
9035 * config/m68k/t-cf: New file.
9036 * config/m68k/t-m68k: Likewise.
9037 * config/m68k/t-mlibs: Likewise.
9038 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9039 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9040 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9041 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9042 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
9044 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
9045 (INSTALL_LIBGCC): Delete.
9046 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9047 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9048 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9049 (M68K_MLIB_CPU): Define.
9050 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9051 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9052 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
9054 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9055 Richard Guenther <rguenther@suse.de>
9058 * fold-const.c (fold_comparison): Handle obfuscated comparisons
9059 against INT_MIN/INT_MAX.
9060 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
9061 file if a loop is removed.
9063 2007-02-09 Joseph Myers <joseph@codesourcery.com>
9065 * calls.c (store_one_arg): Pass correct alignment to
9066 emit_push_insn for non-BLKmode values.
9067 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
9068 unaligned stack slot via a suitably aligned slot.
9070 2007-02-08 DJ Delorie <dj@redhat.com>
9072 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
9074 (legal_subregs): Use unsigned char, make const.
9075 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
9077 2007-02-08 Paul Brook <paul@codesourcery.com>
9079 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
9080 special interworking needed.
9082 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
9084 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
9085 conditional to __SSE2__.
9086 (Entries below should have been added to first ChangeLog
9087 entry for amdfam10 dated 2007-02-05)
9088 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
9090 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
9092 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
9095 2007-02-08 DJ Delorie <dj@redhat.com>
9097 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
9098 * config/m32c/m32c.c (legal_subregs): New.
9099 (m32c_illegal_subreg_p): New.
9100 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
9101 unsupported subregs of hard regs.
9103 2007-02-08 Jan Hubicka <jh@suse.cz>
9105 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
9106 the same one; always update histograms.
9108 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9110 * passes.c (init_optimization_passes): Tidy comment.
9112 2007-02-08 Roger Sayle <roger@eyesopen.com>
9114 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
9115 strip zero_extend, bswap and rotates from POCOUNT's argument.
9116 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
9117 zero_extend and rotates from PARITY's argument.
9118 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
9119 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9120 of an integer constant at compile-time.
9122 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9125 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9127 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9130 * tree-ssa-live.c (remove_unused_locals): Do not remove
9131 TREE_ADDRESSABLE variables.
9132 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9133 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9134 FOR_CLOBBER. Update all users.
9135 If VAR has an associated alias set, add a virtual operand for
9136 it if no alias is found to conflict with the memory reference.
9138 2007-02-07 Jan Hubicka <jh@suse.cz>
9139 Robert Kidd <rkidd@crhc.uiuc.edu>
9141 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9143 2007-02-07 Ian Lance Taylor <iant@google.com>
9145 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9147 2007-02-07 Roger Sayle <roger@eyesopen.com>
9149 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9150 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9151 tablejumpdi, movsi_to_cr_one): Remove constraints from
9152 define_expand's match_operands.
9154 2007-02-07 Roger Sayle <roger@eyesopen.com>
9156 * global.c (compute_regsets): Move declatation of "i" inside of
9157 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9159 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9162 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9163 of INDIRECT_REF <RESULT_DECL>.
9165 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9167 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9168 Kaz Kojima <kkojima@gcc.gnu.org>
9171 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9173 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9175 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9177 * doc/loop.texi: Document possibility not to perform disambiguation
9178 of loops with multiple latches.
9179 * cfgloopmanip.c (alp_enum_p): Removed.
9180 (add_loop): Handle subloops. Use get_loop_body_with_size.
9181 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9182 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9183 the new forwarder block.
9184 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9185 Handle the case latch is NULL.
9186 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9187 when marking loop exits.
9188 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9190 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9191 disambiguate_loops_with_multiple_latches.
9192 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9193 before fix_loop_structure.
9194 * cfgloop.c: Include pointer-set.h and output.h.
9195 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9196 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9197 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9198 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9199 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9200 disambiguate_multiple_latches, get_loop_body_with_size,
9201 disambiguate_loops_with_multiple_latches): New functions.
9202 (flow_loop_dump): Dump multiple latch edges.
9203 (flow_loop_nodes_find): Handle loops with multiple latches.
9204 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9205 (glb_enum_p): Modified.
9206 (get_loop_body): Use get_loop_body_with_size.
9207 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9208 (AVOID_CFG_MODIFICATIONS): New constant.
9209 (disambiguate_loops_with_multiple_latches, add_loop,
9210 get_loop_body_with_size): Declare.
9211 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
9213 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
9216 * global.c (compute_regsets): New function.
9217 (global_alloc): Refactored ELIMINABLE_REGSET
9218 and NO_GLOBAL_ALLOC_REGS computation out.
9219 (rest_of_handle_global_alloc): Call compute_regsets()
9220 for non-optimizing case.
9222 2007-02-06 Richard Henderson <rth@redhat.com>
9224 * config/i386/constraints.md (Y2): Rename from Y.
9225 (Yi): New constraint.
9226 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
9227 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
9228 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
9229 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
9230 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
9231 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
9232 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
9233 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
9234 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
9235 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
9236 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
9237 vec_extractv2si_1): Change Y constraints to Y2.
9238 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
9239 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
9240 Change Y constraints to Y2.
9241 (sse2_loadld): Change Y constraints to x.
9243 2007-02-06 Roger Sayle <roger@eyesopen.com>
9245 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
9246 (parity<mode>2): New define_expand using rs6000_emit_parity.
9247 * config/rs6000/rs6000.c (rs6000_emit_popcount,
9248 rs6000_emit_parity): New functions.
9249 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
9250 rs6000_emit_parity): Prototype here.
9252 2007-02-06 Ian Lance Taylor <iant@google.com>
9254 * lower-subreg.c (simple_move_operand): Reject CONST.
9255 (resolve_clobber): Call validate_change rather than directly
9256 assigning to XEXP (pat, 0).
9258 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9260 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
9261 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
9262 (tree-cfg.o): Remove hashtab.h dependency.
9264 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
9265 (struct ivopts_data): Change niters to pointer_map_t.
9266 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
9267 (niter_for_exit): Create pointer_map on demand. Change for
9269 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
9270 (free_loop_data): Destroy data->niters if created and reset field.
9271 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
9272 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
9274 * tree-ssa-reassoc.c: Include pointer-set.h.
9275 (bb_rank): Change to long *.
9276 (operand_rank): Change to pointer_map_t.
9277 (find_operand_rank): Return long, -1 if not found. Declare as inline.
9278 (insert_operand_rank): Accept long.
9279 (operand_entry_hash, operand_entry_eq): Remove.
9280 (get_rank): Return long. Adjust for changes above.
9281 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
9283 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
9285 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
9286 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
9287 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
9289 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
9290 directly since it cannot be NULL.
9291 (get_vi_for_tree): Rewrite for pointer_map API.
9292 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
9293 (init_alias_vars): Create vi_for_tree as pointer_map.
9294 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
9296 * tree-cfg.c: Don't include hashtab.h.
9297 (edge_to_cases): Declare as pointer_map.
9298 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
9300 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
9301 (start_recording_case_labels): Create edge_to_cases as pointer_map.
9302 (end_recoding_case_labels): Cleanup edge_to_cases manually before
9304 (record_switch_edge): Delete.
9305 (get_cases_for_edge): Adjust for pointer_map API, inline
9306 record_switch_edge (rewritten for new API), remove goto.
9308 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9310 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
9311 * tree-nested.c: Include pointer-set.h.
9312 (var_map_elt, var_map_eq, var_map_hash): Delete.
9313 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9315 (nesting_info_bitmap_obstack): New.
9316 (lookup_field_for_decl): Adjust for pointer_map API.
9317 (lookup_tramp_for_decl): Adjust for pointer_map API.
9318 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9319 (get_local_debug_decl): Adjust for pointer_map API.
9320 (convert_nl_goto_reference): Adjust for pointer_map API.
9321 (convert_nl_goto_receiver): Adjust for pointer_map API.
9322 (create_nesting_tree): Create outside GGC space. Create bitmap on
9323 the new obstack. Create field_map and var_map as pointer_maps.
9324 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9326 (lower_nested_functions): Move root here, no need to NULL it.
9327 Initialize and release the obstack.
9329 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9331 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9332 Remove prototypes and make them non-static.
9333 (struct tree_int_map): Remove.
9334 * tree.h (struct tree_int_map): Move here, turning TO into an
9336 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9338 * tree.h (TREE_COMPLEXITY): Remove.
9339 (struct tree_exp): Remove complexity field.
9340 * tree.c (build1_stat): Don't set it.
9342 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9343 Victor Kaplansky <victork@il.ibm.com>
9345 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9346 (vect_is_simple_reduction): Support reduction with induction as
9347 one of the operands.
9348 (vect_is_simple_iv_evolution): Fix formatting.
9349 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9350 formatting. Don't mark induction phis for vectorization.
9351 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9352 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9353 (vect_get_vec_def_for_operand): Support induction.
9354 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9356 (vectorizable_reduction): Support reduction with induction as one of
9358 (vectorizable_type_demotion): Use def-type of stmt argument rather
9359 than dummy def-type.
9361 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9362 flag_tree_scev_cprop.
9363 * common.opt (tree-scev-cprop): New flag.
9365 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9366 call to vect_get_new_vect_var.
9368 2007-02-06 Ira Rosen <irar@il.ibm.com>
9370 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9371 vectype is not NULL.
9372 (vect_pattern_recog_1): Likewise.
9374 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9376 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9377 (fold_negate_expr): Likewise.
9379 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9382 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9383 even if cv-qualification is the same.
9385 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9387 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9388 __enable_execute_stack on completion.
9390 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9392 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9393 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9394 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9395 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9396 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9397 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9398 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9399 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9401 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9403 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9404 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9405 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9406 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9407 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9408 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9409 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9410 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9411 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9412 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9413 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9414 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9415 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9416 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9417 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9418 sqrtextenddfxf2_i387): Added amdfam10_decode.
9420 * config/i386/athlon.md (athlon_idirect_amdfam10,
9421 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9422 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9423 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9424 athlon_ivector_store_amdfam10): New define_insn_reservation.
9425 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9428 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9430 * config/i386/athlon.md (athlon_call_amdfam10,
9431 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9432 define_insn_reservation.
9433 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9434 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9435 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9437 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9439 * config/i386/athlon.md (athlon_sseld_amdfam10,
9440 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9441 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9443 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9445 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9446 define_insn_reservation.
9447 * config/i386/i386.md (sseins): Added sseins to define_attr type
9448 and define_attr unit.
9449 * config/i386/sse.md: Set type attribute to sseins for insertq
9452 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9454 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9455 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9456 ssecomi_load_amdfam10, ssecomi_amdfam10,
9457 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9458 define_insn_reservation.
9459 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9461 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9463 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9464 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9465 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9466 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9467 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9468 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9469 define_insn_reservation.
9471 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9472 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9473 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9474 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9475 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9477 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9479 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9480 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9481 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9482 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9483 athlon_ssemul_load_k8): Added amdfam10.
9485 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9487 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9488 (x86_sse_unaligned_move_optimal): New variable.
9490 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9492 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9493 for unaligned vector SSE double/single precision loads for AMDFAM10.
9495 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9497 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9498 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9499 Define TARGET_CPU_DEFAULT_amdfam10.
9500 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9501 (processor_type): Add PROCESSOR_AMDFAM10.
9503 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9504 processor_type in config/i386/i386.h.
9505 Enable imul peepholes for TARGET_AMDFAM10.
9507 * config.gcc: Add support for --with-cpu option for amdfam10.
9509 * config/i386/i386.c (amdfam10_cost): New variable.
9510 (m_AMDFAM10): New macro.
9511 (m_ATHLON_K8_AMDFAM10): New macro.
9512 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9513 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9514 x86_promote_QImode, x86_integer_DFmode_moves,
9515 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9516 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9517 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9518 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9519 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9520 Enable/disable for amdfam10.
9521 (override_options): Add amdfam10_cost to processor_target_table.
9522 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9523 processor_alias_table.
9524 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9525 (ix86_adjust_cost): Add code for amdfam10.
9527 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9529 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9530 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9531 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9532 * config/i386/i386.h: Add builtin definition for SSE4A.
9533 * config/i386/i386.md: Add support for ABM instructions
9535 * config/i386/sse.md: Add support for SSE4A instructions
9536 (movntss, movntsd, extrq, insertq).
9537 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9538 Add -march=amdfam10 flag.
9539 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9540 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9542 * doc/extend.texi: Add documentation for SSE4A builtins.
9544 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9546 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9548 2007-02-05 Richard Guenther <rguenther@suse.de>
9550 * tree-vectorizer.h (vectorizable_function): Add argument type
9551 argument, change return type.
9552 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9553 * tree-vect-transform.c (vectorizable_function): Handle extra
9554 argument, return vectorized function decl.
9555 (build_vectorized_function_call): Remove.
9556 (vectorizable_call): Handle calls with result and argument types
9557 differing. Handle loop vectorization factor correctly.
9558 * targhooks.c (default_builtin_vectorized_function): Adjust for
9560 * targhooks.h (default_builtin_vectorized_function): Likewise.
9561 * target.h (builtin_vectorized_function): Add argument type
9563 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9564 extra argument, allow vectorizing of lrintf.
9565 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9566 documentation of target hook.
9568 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9571 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9572 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9573 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9575 2007-02-05 Roger Sayle <roger@eyesopen.com>
9577 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9578 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9579 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9580 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9581 before canonicalizing sincos to cexpi.
9582 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9584 2007-02-05 Roger Sayle <roger@eyesopen.com>
9586 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9587 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9588 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9590 2007-02-05 Roger Sayle <roger@eyesopen.com>
9592 * mips-tfile.c (initialize_init_file): Correct endianness test.
9594 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9596 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9599 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9601 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9602 saves in a PARALLEL before the register assignments.
9604 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9606 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9607 DWARF_FRAME_RETURN_COLUMN to be a general register.
9608 * dwarf2out.c (init_return_column_size): New function, split from...
9609 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9610 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9611 to be nongeneral registers.
9612 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9614 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9615 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9617 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9619 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9621 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9623 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9624 (remove_path): Use can_remove_branch_p and remove_branch instead
9625 of loop_delete_branch_edge.
9626 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9627 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9628 Update profile using scale_dominated_blocks_in_loop.
9629 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9630 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9631 (can_remove_branch_p, remove_branch): Declare.
9632 * tree-cfg.c (tree_can_remove_branch_p): New function.
9633 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9634 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9635 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9637 2007-02-05 Jan Hubicka <jh@suse.cz>
9640 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9641 nodes in cgraph, don't remove offline copy of the function.
9643 2007-02-04 Jan Hubicka <jh@suse.cz>
9645 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9646 vectors might cause maybe_lookup_element_for_expr to be called
9647 on non-sra-candidate.
9649 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9651 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9652 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9653 spelling conventions.
9655 2007-02-04 Richard Guenther <rguenther@suse.de>
9658 * fold-const.c (try_move_mult_to_index): Make sure to not
9659 overflow one dimension of a multi-dimensional array access.
9661 2007-02-04 Jan Hubicka <jh@suse.cz>
9663 * passes.c (init_optimization_passes): Reindent.
9665 2007-02-04 Jan Hubicka <jh@suse.cz>
9666 Eric Botcazou <ebotcazou@adacore.com>
9668 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9669 (execute_fixup_cfg): Break out the abnormal goto code.
9670 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9671 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9672 (optimize_inline_calls): Call make_nonlocal_label_edges.
9674 2007-02-04 Jan Hubicka <jh@suse.cz>
9676 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9677 true when something was changed.
9678 (rename_ssa_copies): When something was changed, do
9679 TODO_remove_unused_locals.
9680 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9681 add TODO_remove_unused_locals when instruction was removed.
9683 2007-02-04 Jan Hubicka <jh@suse.cz>
9685 * ipa-inline.c (try_inline): Improve debug output; work on already
9687 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9688 call try_inline for already inlined edges too when flattening;
9689 inline also functions that make callee growth but overall unit size
9692 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9694 * config/m32c/bitops.md, config/m32c/jump.md,
9695 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9696 config/m32r/m32r.h, config/m32r/m32r.md,
9697 config/m32r/predicates.md, config/m68hc11/larith.asm,
9698 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9699 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9700 config/mips/mips-protos.h, config/mips/mips.c,
9701 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9702 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9703 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9704 spelling conventions.
9706 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9707 Follow spelling conventions.
9709 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9711 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9712 warn about C++0x compatibility.
9714 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9716 * config/h8300/h8300.c, config/h8300/h8300.h,
9717 config/h8300/h8300.md: Follow spelling conventions.
9719 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9722 * combine.c (try_combine): Do not substitute source operand
9723 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9725 2007-02-03 Jan Hubicka <jh@suse.cz>
9727 PR gcov-profile/30650
9728 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9729 do not divide by zero for never executed counters.
9730 (tree_find_values_to_profile): Fix counters.
9731 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9733 2007-02-03 Ian Lance Taylor <iant@google.com>
9735 * lower-subreg.c (simple_move_operand): New static function,
9736 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9738 (simple_move): Call simple_move_operand.
9739 (find_decomposable_subregs): Add special handling of MEMs.
9740 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9741 meaning of return value. If we see a hard register, test whether
9742 it can store a word_mode value. Change all callers.
9744 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9746 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9747 ftrapv insns and expanders.
9748 (subdi3): Change define_expand operand 1 to arith11_operand, and
9749 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9750 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9751 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9755 * varasm.c (notice_global_symbol): Treat global objects as weak when
9758 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9760 * emit-rtl.c (dconstpi): Delete.
9762 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9763 * real.h (dconstpi): Delete.
9765 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9766 (fold_builtin_hypot): Likewise.
9768 2007-02-03 Tom Tromey <tromey@redhat.com>
9771 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9772 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9774 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9776 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9777 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9778 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9779 config/rs6000/cell.md, config/rs6000/darwin.h,
9780 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9781 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9782 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9783 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9784 typos. Follow spelling conventions.
9785 * doc/invoke.texi: Follow spelling conventions.
9787 2007-02-03 Roger Sayle <roger@eyesopen.com>
9789 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9790 canonicalization transformations that attempt to simplify integer
9791 constant comparisons to become comparisons against zero.
9793 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9795 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9797 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9798 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9800 2007-02-02 Mike Stump <mrs@apple.com>
9802 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9803 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9804 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9805 generate a branch island.
9807 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9809 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9810 (xtensa_legitimate_address_p): New.
9811 (xtensa_legitimize_address): New.
9812 (xtensa_output_addr_const_extra): New.
9813 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9815 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9816 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9817 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9818 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9819 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9820 (xtensa_legitimize_address): New.
9821 (xtensa_output_addr_const_extra): New.
9823 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9825 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9827 2007-02-02 Ian Lance Taylor <iant@google.com>
9829 * expmed.c (expand_divmod): Add comment.
9831 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9833 * emit-rtl.c (renumber_insns): Remove.
9834 * flags.h: Remove the extern for flag_renumber_insns.
9835 * rtl.h: Remove the prototype for renumber_insns.
9836 * toplev.c (flag_renumber_insns): Remove.
9838 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9840 Revert for x86 darwin:
9841 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9843 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9844 code before the following patch under TARGET_MACHO.
9845 (ix86_function_value_regno_p): Likewise.
9847 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9849 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9852 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9855 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9856 general or fp registers. Add comments.
9857 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9859 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9861 * pointer-set.c (insert_aux): Only return insertion slot.
9862 (pointer_set_insert): Adjust.
9863 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9864 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9865 pointer_map_traverse): New.
9866 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9867 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9868 pointer_map_contains, pointer_map_traverse): Declare.
9870 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9873 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9874 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9876 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9878 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9880 (struct _dep): New type.
9881 (dep_t): New typedef.
9882 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9883 (DEP_STATUS): New access macro. The macro with the same name was
9884 renamed to DEP_LINK_STATUS.
9885 (dep_init): Declare function
9887 (struct _dep_link): New type.
9888 (dep_link_t): New typedef.
9889 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9890 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9891 (DEP_LINK_STATUS): New macro.
9892 (debug_dep_links): New debug function.
9894 (struct _deps_list): New type.
9895 (deps_list_t): New typedef.
9896 (DEPS_LIST_FIRST): New access macro.
9897 (FOR_EACH_DEP_LINK): New cycle macro.
9898 (create_deps_list, free_deps_list, delete_deps_list): Declare
9900 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9901 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9902 (copy_deps_list_change_con): Ditto.
9904 (move_dep_link): Declare function.
9906 (struct _dep_node): New type.
9907 (dep_node_t): New typedef.
9908 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9910 (struct haifa_insn_data.back_deps): New field to hold backward
9911 dependencies of the insn.
9912 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9914 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9915 Change its type to deps_list_t.
9916 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9917 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9918 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9920 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9922 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9924 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9926 (dep_cost): Declare.
9928 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9929 (ds_to_dk, dk_to_ds): New functions.
9931 (init_dep_1): New static function.
9932 (init_dep): New function.
9933 (copy_dep): New static function.
9935 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9937 (detach_dep_link): New static function.
9938 (move_dep_link): New function.
9940 (dep_links_consistent_p, dump_dep_links): New static functions.
9941 (debug_dep_links): New debugging function.
9943 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9945 (alloc_deps_list, init_deps_list): New static functions.
9946 (create_deps_list): New function.
9947 (clear_deps_list): New static function.
9948 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9949 (deps_list_consistent_p, dump_deps_list): New static functions.
9950 (debug_deps_list): New function.
9951 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9953 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9955 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9956 use new scheduler dependencies lists.
9957 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9958 (sched_analyze): Ditto. Initialize dependencies lists.
9959 (add_forw_dep, compute_forward_dependences): Update to use new
9960 scheduler dependencies lists.
9962 (init_dependency_caches): Init deps_obstack.
9963 (free_dependency_caches): Free deps_obstack.
9965 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9966 new scheduler dependencies lists.
9967 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9968 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9970 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9971 Update to use new scheduler dependencies lists.
9972 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9973 (debug_dependencies): Ditto.
9974 (schedule_region): Update comments.
9976 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9977 scheduler dependencies lists.
9978 (schedule_ebb): Update comments.
9980 * rtl.def (DEPS_LIST): Remove.
9982 * lists.c (unused_deps_list): Remove.
9983 (free_list): Update assertions.
9985 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9986 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9988 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9989 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9991 * haifa-sched.c (comments): Update.
9992 (insn_cost1): Remove. Inline the code into insn_cost ().
9993 (insn_cost): Update to use new scheduler dependencies lists. Move
9994 processing of the dependency cost to dep_cost ().
9995 (dep_cost): New function. Use it instead of insn_cost () when
9996 evaluating cost of the dependency. Use compatible interface to
9997 interact with the target.
9998 (priority): Update to use new scheduler dependencies lists.
9999 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
10000 with greater number of insns that depend on the insn.
10001 (schedule_insn): Update to use new scheduler dependencies lists. Add
10002 code to free backward dependencies lists. Inline and optimize code
10003 from resolve_dep () - see PR28071.
10004 (ok_for_early_queue_removal): Update to use new scheduler dependencies
10005 lists. Update call to targetm.sched.is_costly_dependence hook.
10007 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10008 scheduler dependencies lists.
10010 (resolve_dep): Remove. Move the logic to schedule_insn ().
10011 (init_h_i_d): Initialize dependencies lists.
10013 (process_insn_depend_be_in_spec): Rename to
10014 process_insn_forw_deps_be_in_spec. Update to use new scheduler
10015 dependencies lists.
10016 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
10017 Update to use new scheduler dependencies lists.
10018 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
10020 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
10021 new scheduler dependencies lists.
10022 (build_intra_loop_deps): Ditto.
10024 * target.h (struct _dep): Declare to use in
10025 gcc_target.sched.is_costly_dependence.
10026 (struct gcc_target.sched.adjust_cost): Fix typo.
10027 (struct gcc_target.sched.is_costly_dependence): Change signature to use
10028 single dep_t parameter instead of an equivalent triad.
10029 (struct gcc_target.sched.adjust_cost_2): Remove.
10031 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
10033 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
10035 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
10037 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
10039 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
10040 (REG_DEP_TRUE): Document.
10042 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
10043 Change signature to correspond to the targetm.sched.adjust_cost hook.
10044 Update use in TARGET_SCHED_ADJUST_COST_2.
10045 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
10046 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
10047 new scheduler dependencies lists.
10048 (ia64_gen_check): Ditto.
10050 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
10051 dependencies lists.
10053 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
10054 signature to correspond to the targetm.sched.is_costly_dependence hook.
10055 (is_costly_group): Update to use new scheduler dependencies lists.
10057 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
10058 instead of INSN_COST () macro.
10060 2007-02-01 Ian Lance Taylor <iant@google.com>
10062 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
10064 2007-02-01 Guy Martin <gmsoft@gentoo.org>
10066 * pa.md (tp_load): Correct mfctl instruction syntax.
10068 2007-02-01 Geoffrey Keating <geoffk@apple.com>
10070 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
10071 altivec_padding_size calculation on AIX. Improve comment, add
10072 assert to verify that it's right.
10074 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
10077 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
10079 PR inline-asm/28686
10080 * global.c (global_alloc): Add mising initialization of
10083 2007-02-01 Roger Sayle <roger@eyesopen.com>
10085 * alias.c (init_alias_analysis): Correct whitespace.
10086 * bb-reorder.c (fix_edges_for_rarely_executed_code,
10087 partition_hot_cold_basic_blocks): Likewise.
10088 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
10089 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
10090 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
10091 fold_builtin_snprintf_chk, fold_builtin_printf,
10092 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
10093 do_mpfr_arg3, do_mpfr_sincos): Likewise.
10094 * cfgcleanup.c (cleanup_cfg): Likewise.
10095 * cfgexpand.c (tree_expand_cfg): Likewise.
10096 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
10097 * function.c (get_next_funcdef_no): Likewise.
10098 * gengtype.c (main): Likewise.
10099 * genmodes.c (main): Likewise.
10100 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
10101 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
10102 * ifcvt.c (noce_emit_move_insn): Likewise.
10103 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
10105 * stor-layout.c (get_best_mode): Likewise.
10106 * tree-ssa-loop-niter.c (get_val_for): Likewise.
10107 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
10108 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
10109 perform_var_substitution, solve_graph): Likewise.
10110 * tree-vrp.c (vrp_finalize): Likewise.
10112 2007-02-01 Ian Lance Taylor <iant@google.com>
10114 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
10115 high part of a paradoxical subreg, return a constant zero.
10117 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
10119 * toplev.c (lang_dependent_init): Call init_set_costs.
10120 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10122 2007-02-01 Richard Guenther <rguenther@suse.de>
10124 PR middle-end/30656
10125 * fold-const.c (fold_negate_expr): Allow negating a
10126 constant if overflow does not change.
10128 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10130 * doc/c-tree.texi (Expression trees): Improve markup.
10131 * doc/tm.texi (Register Classes, Addressing Modes)
10132 (Floating Point): Fix spacing after abbreviations. Fix some
10135 2007-02-01 Ben Elliston <bje@au.ibm.com>
10137 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10138 * doc/contrib.texi: Likewise.
10139 * doc/install.texi: Likewise.
10141 2007-01-31 Richard Henderson <rth@redhat.com>
10142 Ian Lance Taylor <iant@google.com>
10144 * lower-subreg.c: New file.
10145 * rtl.def (CONCATN): Define.
10146 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10147 pass_lower_subreg2.
10148 * emit-rtl.c (update_reg_offset): New static function, broken out
10149 of gen_rtx_REG_offset.
10150 (gen_rtx_REG_offset): Call update_reg_offset.
10151 (gen_reg_rtx_offset): New function.
10152 * regclass.c: Revert patch of 2006-03-05, restoring
10154 (clear_reg_info_regno): New function.
10155 * dwarf2out.c (concatn_loc_descriptor): New static function.
10156 (loc_descriptor): Handle CONCATN.
10157 * common.opt (fsplit_wide_types): New option.
10158 * opts.c (decode_options): Set flag_split_wide_types when
10160 * timevar.def (TV_LOWER_SUBREG): Define.
10161 * rtl.h (gen_reg_rtx_offset): Declare.
10162 (reg_scan_update): Declare.
10163 * regs.h (clear_reg_info_regno): Declare.
10164 * tree-pass.h (pass_lower_subreg): Declare.
10165 (pass_lower_subreg2): Declare.
10166 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10167 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10168 -fsplit-wide-types.
10169 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10170 * Makefile.in (OBJS-common): Add lower-subreg.o.
10171 (lower-subreg.o): New target.
10173 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10175 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10177 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10180 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10182 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10184 PR middle-end/29335
10185 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10187 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10189 * cfgloop.h: Include vec-prim.h.
10190 (enum li_flags): Remove LI_ONLY_OLD.
10191 (loop_iterator): Changed.
10192 (fel_next, fel_init): Iterate over loop tree.
10193 (FOR_EACH_LOOP_BREAK): New macro.
10194 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10196 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10197 * modulo-sched.c (sms_schedule): Ditto.
10198 * tree-vectorizer.c (vectorize_loops): Ditto.
10199 * doc/loop.texi: Update information on loop numbering and behavior of
10200 FOR_EACH_LOOP wrto new loops.
10201 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10202 add_to_evolution_1): Test nestedness of loops instead of comparing
10204 * tree-chrec.c (chrec_fold_plus_poly_poly,
10205 chrec_fold_multiply_poly_poly, chrec_evaluate,
10206 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10207 reset_evolution_in_loop): Ditto.
10208 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10210 2007-01-31 Dirk Mueller <dmueller@suse.de>
10212 * c-common.c (warn_about_parentheses): Separate warning about
10213 un-parenthized sequence of comparison operators from the one
10214 which is supposed to warn about x <= y <= z.
10216 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
10218 * optabs.h (enum optab_index): Add new OTI_isinf.
10219 (isinf_optab): Define corresponding macro.
10220 * optabs.c (init_optabs): Initialize isinf_optab.
10221 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
10223 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
10224 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
10226 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
10227 expand_builtin_interclass_mathfn.
10228 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
10229 * config/i386/i386.md (UNSPEC_FXAM): New constant.
10230 (fxam<mode>2_i387): New insn pattern.
10231 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
10232 built-in functions as x87 inline asm.
10234 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10236 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
10238 2007-01-30 Eric Christopher <echristo@apple.com>
10240 * config.gcc: Add geode.
10242 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10244 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
10245 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
10246 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
10247 value-prof.c: Fix comment typos.
10249 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10252 * doc/invoke.texi (Wpointer-arith): Document warning.
10254 2007-01-30 Janis Johnson <janis187@us.ibm.com>
10256 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
10257 the list of discrepancies from the draft TR.
10259 2007-01-30 Dirk Mueller <dmueller@suse.de>
10262 * doc/invoke.texi (-Wreturn-type): Update description to
10263 match new behavior.
10265 2007-01-30 Richard Sandiford <richard@codesourcery.com>
10267 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
10269 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
10271 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
10272 to handle optabs that operate on floating point input argument and
10273 output to integer output.
10274 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
10275 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
10276 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
10277 expand_builtin_interclass_mathfn ().
10278 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
10279 (ilogbsi2): Remove.
10280 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
10281 ilogbl built-in functions as x87 intrinsics.
10283 2007-01-30 Richard Guenther <rguenther@suse.de>
10285 PR middle-end/27657
10286 * dwarf2out.c (reference_to_unused): Query varpool if the
10287 variable was output.
10289 2007-01-30 Richard Guenther <rguenther@suse.de>
10291 PR middle-end/30313
10292 * passes.c (execute_one_pass): Reset in_gimple_form to not
10293 confuse non-unit-at-a-time mode.
10295 2007-01-29 Roger Sayle <roger@eyesopen.com>
10296 Richard Guenther <rguenther@suse.de>
10298 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
10299 avoid undefined behaviour on overflow. Use force_fit_type_double
10300 to construct the constant with the specified TREE_OVERFLOW.
10302 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10304 * config/dfp-bit.c: Add parameterized support for fp exceptions.
10305 * config/dfp-bit.h: Ditto.
10307 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10309 * c-decl.c (pop_scope): Replace warnings with call to
10310 warn_for_unused_label.
10311 * c-common.h (warn_for_unused_label): Declare.
10312 * c-common.c (warn_for_unused_label): Define.
10314 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10316 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10319 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10321 * Makefile.in (USER_H): Remove decfloat.h.
10322 * ginclude/decfloat.h: Delete, moving contents to ...
10323 * ginclude/float.h: Add support for decimal floating point,
10324 guarded by __STDC_WANT_DEC_FP__.
10326 2007-01-29 Mike Stump <mrs@apple.com>
10328 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10329 Analysis and Representation to resolve case insensitive conflict.
10330 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10332 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10334 * tree.h (struct tree_memory_tag): Add aliases member.
10335 (MTAG_ALIASES): New macro.
10336 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10337 (add_may_alias): Remove pointer-set. Update for may_aliases being
10339 (mark_aliases_call_clobbered): Update for may_aliases being a
10341 (compute_tag_properties): Ditto.
10342 (create_partition_for): Ditto.
10343 (compute_memory_partitions): Ditto.
10344 (dump_may_aliases_for): Ditto.
10345 (is_aliased_with): Ditto.
10346 (add_may_alias_for_new_tag): Ditto.
10347 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10348 (compute_is_aliased): New function.
10349 (compute_may_aliases): Call compute_is_aliased).
10350 (init_alias_info): Initialize alias_bitmap_obstack.
10351 (union_alias_set_into): New function.
10352 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10353 (have_common_aliases_p): Rewrite to take two bitmaps and use
10355 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10356 Update for bitmaps.
10357 (finalize_ref_all_pointers): Update for add_may_alias changes.
10358 (new_type_alias): Ditto.
10359 * tree-flow-inline.h (may_aliases): Return a bitmap.
10360 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10361 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10362 may_aliases being a bitmap.
10363 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10364 may_aliases now returns a bitmap.
10365 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10367 * tree-ssa-operands.c (add_virtual_operand): Update for
10368 may_aliases being a bitmap.
10370 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10372 PR tree-optimization/30630
10373 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10374 variable as changed.
10376 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10379 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10380 expanded only once even if an error occurs.
10382 2007-01-29 Ben Elliston <bje@au.ibm.com>
10384 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10385 (__gcov_average_profiler): Likewise.
10386 (__gcov_ior_profiler): Likewise.
10387 (__gcov_merge_ior): Likewise.
10389 2007-01-28 Jan Hubicka <jh@suse.cz>
10391 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10392 * value-prof.c (stringop_block_profile): Likewise.
10394 2007-01-28 Jan Hubicka <jh@suse.cz>
10396 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10397 variant handling histograms; add wrapper.
10398 (clear_storage_via_libcall): Export.
10399 (emit_block_move_hints): Break out from ...; add histograms.
10400 (emit_block_move): ... this one.
10401 (clear_storage_hints): Break out from ...; add histograms.
10402 (clear_storage): ... this one.
10403 (set_storage_via_memset): Handle histogram.
10404 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10405 (clear_storage_hints, clear_storage_via_libcall): Declare.
10406 (set_storage_via_setmem): Update prototype.
10407 * doc/md.texi (movmem, setmem): Document new arguments.
10409 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10411 (stringop_block_profile): New global function.
10412 (tree_stringops_values_to_profile): Profile block size and alignment.
10413 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10415 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10416 (stringop_block_profile): Declare.
10417 * builtins.c: Include value-prof.h.
10418 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10419 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10420 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10421 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10422 * profile.c (instrument_values): Add new counters.
10423 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10425 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10426 (tree_init_edge_profiler): Build new profilers.
10427 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10428 (pass_tree_profile): Add dump.
10429 (tree_profile_hooks): Update.
10430 * Makefile.in (LIBGCOV): Add new constants.
10431 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10432 __gcov_ior_profiler): New.
10433 * i386.md (movmem/setmem expanders): Add new optional arguments.
10435 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10437 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10439 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10441 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10442 (tree_unswitch_single_loop): Pass eni_size_weights to
10443 tree_num_loop_insns.
10444 * tree-ssa-loop-manip.c: Include tree-inline.h.
10445 (can_unroll_loop_p): Pass eni_size_weights to
10446 tree_num_loop_insns.
10447 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10448 Pass eni_size_weights to estimate_num_insns.
10449 * tree.h (init_inline_once): Export.
10450 * toplev.c (backend_init): Call init_inline_once.
10451 * cgraphunit.c (cgraph_process_new_functions,
10452 cgraph_analyze_function): Pass eni_inlining_weights to
10453 estimate_num_insns.
10454 * ipa-inline.c (compute_inline_parameters): Ditto.
10455 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10456 to estimate_num_insns.
10457 (try_unroll_loop_completely): Pass eni_size_weights to
10458 tree_num_loop_insns.
10459 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10460 ot estimate_num_insns.
10461 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10462 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10463 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10464 eni_time_weights): New variables.
10465 (init_inline_once): Initialize them.
10466 (struct eni_data): Mew.
10467 (estimate_num_insns_1, estimate_num_insns): Use weights.
10468 * tree-inline.h (struct eni_weights_d): New.
10469 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10470 (estimate_num_insns): Declaration changed.
10471 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10472 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10473 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10475 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10477 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10478 relations in the conflict function is valid.
10480 2007-01-27 Ian Lance Taylor <iant@google.com>
10482 * common.opt: Add fstrict-overflow.
10483 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10484 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10485 (TYPE_OVERFLOW_UNDEFINED): Define.
10486 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10488 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10489 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10490 (fold_negate_expr): Likewise.
10491 (make_range): Likewise.
10492 (extract_muldiv_1): Likewise.
10493 (maybe_canonicalize_comparison): Likewise.
10494 (fold_comparison): Likewise.
10495 (fold_binary): Likewise.
10496 (tree_expr_nonnegative_p): Likewise.
10497 (tree_expr_nonzero_p): Likewise.
10498 * tree-vrp.c (compare_values): Likewise.
10499 (extract_range_from_binary_expr): Likewise.
10500 (extract_range_from_unary_expr): Likewise.
10501 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10503 (nowrap_type_p): Likewise.
10504 * tree-scalar-evolution.c (simple_iv): Likewise.
10505 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10506 (build_range_check): Likewise.
10507 (extract_muldiv_1): Likewise.
10508 (fold_comparison): Likewise.
10509 * tree-vrp.c (vrp_int_const_binop): Likewise.
10510 (extract_range_from_unary_expr): Likewise.
10511 * convert.c (convert_to_integer): Likewise.
10512 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10513 (fold_comparison): Likewise.
10514 (fold_binary): Likewise.
10515 * optabs.c (optab_for_tree_code): Likewise.
10516 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10517 * simplify-rtx.c (simplify_const_relational_operation): Check
10518 flag_strict_overflow and flag_trapv.
10519 (simplify_const_relational_operation): Likewise.
10520 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10521 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10524 2007-01-27 Roger Sayle <roger@eyesopen.com>
10526 * tree.c (tree_fold_gcd): Delete.
10527 * tree.h (tree_fold_gcd): Remove prototype.
10528 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10529 test whether one constant integer is a multiple of another. Instead
10530 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10531 * fold-const.c (multiple_of_p): We've determined both TOP and
10532 BOTTOM are integer constants so we can call int_const_binop directly
10533 instead of the more generic const_binop.
10535 2007-01-27 Roger Sayle <roger@eyesopen.com>
10537 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10538 1*X check that the constant hasn't overflowed, to preserve the
10540 (round_up): Provide an efficient implementation when rouding-up an
10541 INTEGER_CST to a power-of-two.
10543 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10545 * doc/sourcebuild.texi: Add comma for clarity.
10546 * doc/extend.texi: Fix some typos.
10547 * doc/passes.texi: Likewise.
10548 * doc/cppinternals.texi: Likewise.
10549 * doc/c-tree.texi: Likewise.
10550 * doc/tree-ssa.texi: Likewise.
10551 * doc/install.texi: Likewise.
10553 2007-01-27 Jan Hubicka <jh@suse.cz>
10555 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10556 (pass_sra): Do not require alias information.
10557 * passes.c (init_optimization_passes): Add SRA
10559 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10561 * tracer.c (rest_of_handle_tracer): We already cleaned
10562 up the CFG in tracer() so don't do it here again.
10563 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10564 cleanup_cfg here, either. And don't call renumber_insns.
10566 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10567 and BB_HEAD are in the insn stream here. Instead make sure
10568 that BB_INSN is valid on all insns. Also, do check here that
10569 there are no pending branch predictions...
10570 (rtl_verify_flow_info): ...instead of doing it here. Checks
10571 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10574 2007-01-26 Roger Sayle <roger@eyesopen.com>
10576 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10577 function to simplify/factorize operand order canonicalization.
10578 (ix86_fixup_binary_operands): Reorganize using the above function.
10579 (ix86_binary_operator_ok): Likewise.
10581 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10583 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10584 file scope from optimize_attrs.
10585 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10587 (optimize_attrs): Clear insn_code_values after freeing it.
10589 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10591 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10592 a parts.base assignment.
10594 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10596 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10597 (compute_subscript_distance, initialize_data_dependence_relation,
10598 finalize_ddr_dependent, analyze_ziv_subscript,
10599 analyze_siv_subscript_cst_affine,
10600 compute_overlap_steps_for_affine_univar,
10601 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10602 analyze_siv_subscript, analyze_miv_subscript,
10603 analyze_overlapping_iterations, subscript_dependence_tester_1,
10604 compute_self_dependence, free_dependence_relation): Work
10605 with affine_fn instead of chrecs.
10606 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10607 common_affine_function, affine_function_base,
10608 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10609 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10610 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10611 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10612 (all_chrecs_equal_p): Removed.
10613 * tree-data-ref.h (affine_fn, conflict_function): New types.
10614 (struct subscript): Change type of conflicting_iterations_in_a
10615 and conflicting_iterations_in_b.
10617 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10620 * config/pa/pa.h (TARGET_HPUX_11): New.
10621 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10622 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10624 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10625 Richard Guenther <rguenther@suse.de>
10627 * tree-ssa-structalias.c (solve_graph): Handle case
10628 we merged the variable to another.
10630 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10632 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10635 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10636 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10638 2007-01-25 DJ Delorie <dj@redhat.com>
10640 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10641 allow changes to modes which don't fit in those registers.
10643 * reload1.c (choose_reload_regs): Check for invalid subregs before
10644 computing their locations, not after.
10646 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10649 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10650 save Altivec registers in an eh_return function.
10651 (compute_vrsave_mask): Likewise.
10652 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10653 for saving Altivec registers.
10654 (rs6000_emit_prologue): Don't allocate stack twice in
10655 eh_return function. Correct expected value of altivec_save_offset
10656 when using save_world. Describe save of R0 to stack when using
10657 save_world. Describe stack pointer adjustment when using
10658 save_world. Remove duplicated eh_return parameter register saving.
10659 Update sp_offset variable after save_world.
10660 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10662 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10663 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10666 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10668 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10670 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10673 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10674 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10676 2007-01-25 Richard Guenther <rguenther@suse.de>
10678 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10679 * common.opt (-Wcoverage-mismatch): New warning option.
10680 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10681 if -Wcoverage-mismatch is given.
10683 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10685 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10686 (ipcp_driver): Change to static definition.
10687 Add dumping of the ifunctions.
10688 (constant_val_insert): Remove unused parameter. Support for SSA.
10689 (ipcp_propagate_const): Support for SSA.
10690 (ipcp_profile_bb_print): Print only analyzed nodes.
10691 (ipcp_replace_map_create): Remove support for Fortran constant
10693 * ipa-prop.c (ipa_method_modify_stmt,
10694 ipa_callsite_compute_param): Support for SSA.
10695 * ipa-prop.h (ipcp_driver): Remove declaration.
10696 (IS_VALID_TREE_MAP_INDEX): Add define.
10698 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10700 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10702 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10704 PR middle-end/30447
10705 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10706 constant argument to cabs and do it without checking for
10707 -funsafe-math-optimizations.
10709 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10711 * c-common.h (RID_FIRST_CXX0X): New.
10712 (RID_LAST_CXX0X): New.
10713 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10715 * c.opt (Wc++0x-compat): New.
10716 * doc/invoke.texi (-Wc++0x-compat): Document.
10718 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10720 * builtins.c (fold_builtin_carg): New.
10721 (fold_builtin_1): Use it.
10723 2007-01-24 Jan Hubicka <jh@suse.cz>
10725 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10727 * ipa-inline.c (initial_insns, max_insns): Delete.
10728 (compute_max_insns): New function.
10729 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10730 of insns as base for code growth.
10731 (cgraph_decide_inlining): Make initial_insns local; do not compute
10733 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10734 * doc/invoke.texi (inline-unit-growth): Update docs.
10736 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10738 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10739 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10740 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10741 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10742 for CPUs that have PTA_CX16 set.
10744 PR middle-end/27416
10745 * gimplify.c (omp_check_private): New function.
10746 (gimplify_scan_omp_clauses): Use it for
10747 firstprivate/lastprivate/reduction.
10749 PR middle-end/30494
10750 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10751 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10753 PR middle-end/30421
10754 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10755 If lower_lastprivate_clauses emits some statements, append them
10756 to dlist rather than body_p and to body_p append an initializer.
10757 (lower_omp_for): Adjust caller.
10759 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10761 * target.h (globalize_decl_name): New.
10762 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10763 * output.h (default_globalize_decl_name): New.
10764 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10766 (globalize_decl): Ditto.
10767 (default_globalize_decl_name): New.
10768 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10769 (ia64_handle_version_id_attribute): New.
10770 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10771 (ia64_asm_output_external): Use globalize_decl_name instead
10772 of globalize_label.
10773 * doc/extend.texi (version_id): New pragma.
10774 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10776 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10778 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10779 _uleb128_t and _Unwind_SWord with _sleb128_t.
10780 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10781 uw_frame_state_for, uw_update_context_1): Likewise.
10782 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10783 * unwind-pe.h (read_uleb128, read_sleb128,
10784 read_encoded_value_with_base): Likewise.
10785 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10787 2007-01-24 Richard Guenther <rguenther@suse.de>
10789 * builtins.c (expand_builtin_cexpi): Get the fndecl
10790 for cexp in the correct way.
10792 2007-01-24 Jan Hubicka <jh@suse.cz>
10794 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10796 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10798 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10799 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10800 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10801 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10802 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10803 __SIZEOF_PTRDIFF_T__.
10804 * doc/cpp.texi: Documentation for the new builtin macros added.
10806 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10808 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10809 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10810 instead of operands[2] to avoid access past the end of array.
10812 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10814 * reload1.c (emit_reload_insns): Pass the reload register
10815 for a non-spill output reload through forget_old_reloads_1.
10817 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10819 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10820 _SOFT_DOUBLE if doubles use software floating-point.
10821 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10822 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10823 * config/rs6000/darwin-ldouble.c: Also compile functions for
10824 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10825 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10826 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10827 commented-out long double override.
10828 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10829 * config/rs6000/eabispe.h: Likewise.
10830 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10831 long double for non-SPE.
10832 (rs6000_handle_option): Likewise.
10833 (invalid_e500_subreg): Disallow more subregs involding DImode,
10834 DFmode, TImode or TFmode.
10835 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10837 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10839 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10840 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10842 (rs6000_legitimate_address): Also check for TFmode for E500
10844 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10845 (spe_build_register_parallel): Handle TFmode and TCmode.
10846 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10848 (function_arg): Handle TFmode and TCmode for E500 double.
10849 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10851 (print_operand): Handle TFmode and TImode for %y.
10852 (rs6000_generate_compare): Handle TFmode comparisons for E500
10854 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10855 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10856 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10857 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10858 TFmode for E500 double.
10859 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10860 (floatsidf2): Enable for E500 double.
10861 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10862 (extenddftf2): Change to extenddftf2_fprs.
10863 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10864 depending on TARGET_E500_DOUBLE.
10865 (extendsftf2): Enable for E500 double.
10866 (trunctfdf2): Enable for E500 double.
10867 (trunctfsf2): Change to trunctfsf2_fprs.
10868 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10869 depending on TARGET_E500_DOUBLE.
10870 (floatsitf2): Enable for E500 double.
10871 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10872 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10873 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10874 (negtf2): Change to negtf2_internal.
10875 (negtf2): New expander.
10876 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10877 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10878 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10879 (movdi_internal32): Use rs6000_nonimmediate_operand.
10880 (unnamed splitter): Likewise.
10881 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10882 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10883 (SPE64TF, DITI): New mode macros.
10884 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10887 (frob_<mode>_di_2): New.
10888 (frob_tf_di_8_2): New.
10889 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10891 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10893 (frob_ti_<mode>_8_2): New.
10894 (frob_ti_tf_2): New.
10895 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10896 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10898 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10899 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10900 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10901 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10902 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10903 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10906 2007-01-23 Ian Lance Taylor <iant@google.com>
10908 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10910 (OBJS-archive): Reformat, alphabetize.
10911 (OBJS): Change out_object_file to OBJS-md.
10913 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10915 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10916 JUMP_P and CALL_P predicates where applicable.
10917 * config/i386/i386.c: Ditto.
10918 * config/i386/i386.md: Ditto.
10919 * config/i386/mmx.md: Ditto.
10920 * config/i386/predicates.md: Ditto.
10922 2007-01-22 Andreas Schwab <schwab@suse.de>
10924 * config/m68k/m68k.h: Fix comment.
10926 2007-01-22 Jan Hubicka <jh@suse.cz>
10928 * passes.c (init_optimization_passes): Do not rerun
10929 pass_early_warn_uninitialized.
10931 2007-01-22 Richard Guenther <rguenther@suse.de>
10933 PR tree-optimization/30038
10934 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10936 (execute_cse_sincos_1): Likewise.
10937 (execute_cse_sincos): Likewise.
10938 (gate_cse_sincos): Likewise.
10939 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10940 the cexpi() canonicalization of sincos().
10941 * tree-pass.h (pass_cse_sincos): Declare.
10942 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10944 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10946 PR rtl-optimization/29329
10947 * combine.c (replaced_rhs_insn): Rename to i2mod.
10948 (replaced_rhs_value): Rename to i2mod_new_rhs.
10949 (i2mod_old_rhs): New global variable.
10950 (combine_instructions): Adjust for above change. Save a copy of
10951 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10952 note are substituted in the second instruction.
10953 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10954 ditch the note if it pertains to the second eliminated register
10955 and this register is mentioned in i2mod_old_rhs.
10958 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10960 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10961 the insn to which the note was originally attached.
10963 2007-01-21 Jan Hubicka <jh@suse.cz>
10965 * ipa-inline.c (inlining_mode): Comment, move up.
10966 (cgraph_decide_inlining_incrementally): Do not perform inlining
10967 itself; fix handling of flattening of self recursive functions.
10968 (cgraph_find_cycles): Remove.
10969 (cgraph_flatten_node): Remove.
10970 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10971 (try_inline): New function.
10972 (cgraph_early_inlining): Update call of
10973 cgraph_decide_inlining_incrementally. Apply inlining here.
10974 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10976 2007-01-21 Dirk Mueller <dmueller@suse.de>
10979 * tree-vrp.c (check_array_bounds): do not warn
10980 about ADDR_EXPR's of ARRAY_REF's which are immediately
10981 used in binary expressions.
10983 2007-01-21 Ira Rosen <irar@il.ibm.com>
10985 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10986 read_write_dep and macros for its access.
10987 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10988 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10989 argument, call vect_check_interleaving for every independent pair of
10990 data-refs. Mark loads that access the same memory location as a store
10992 (vect_check_dependences): Remove.
10993 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10994 call, fix the call to vect_analyze_data_ref_dependence.
10995 (vect_analyze_data_ref_access): For statements that access the same
10996 data-ref, check that they are not stores; for loads, check that there
10997 is no store that access the same location.
10999 2007-01-20 Roger Sayle <roger@eyesopen.com>
11000 Joseph Myers <joseph@codesourcery.com>
11002 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
11003 (-fdump-rtl-stack): Likewise.
11004 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
11005 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
11006 (-mpt-fixed): Use @minus{} for minus sign.
11007 (Using Precompiled Headers): Fix under/overfull hbox.
11009 2007-01-20 Jan Hubicka <jh@suse.cz>
11011 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
11012 place within annotation.
11014 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11016 * pa.c (output_move_double): Change array size of xoperands to 4.
11018 2007-01-20 Jan Hubicka <jh@suse.cz>
11020 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
11023 2007-01-19 Ian Lance Taylor <iant@google.com>
11025 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
11026 constant to unsigned HOST_WIDE_INT before negating.
11028 2007-01-19 Ian Lance Taylor <iant@google.com>
11030 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
11032 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
11033 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11034 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
11035 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
11036 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11037 (realloc_vdef, realloc_vuse): Change second parameter to
11039 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
11040 fields to unsigned.
11041 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
11042 unsigned. Change x and lim locals to unsigned.
11043 (realloc_vdef, realloc_vuse): Change num_elem parameter to
11045 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
11046 (copy_virtual_operands): Change i and n locals to unsigned.
11048 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11050 PR middle-end/29335
11051 * builtins.c (fold_builtin_1): Handle builtin fdim.
11053 2007-01-20 Jan Hubicka <jh@suse.cz>
11055 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
11056 * tree-ssa-structalias.c (compute_points_to_sets): Do call
11057 init_alias_heapvars.
11058 (init_alias_heapvars): Initialize only when not already initialized.
11059 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
11061 2007-01-19 Roger Sayle <roger@eyesopen.com>
11063 * common.opt (fsigned-zeros): New command line option.
11064 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
11065 of flag_unsafe_math_optimizations.
11066 * opts.c (set_fast_math_flags): The -ffast-math command line option
11067 implies -fno-signed-zeros.
11068 (fast_math_flags_set_p): Likewise.
11070 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
11071 the documentation of -ffast-math appropriately. Wrap long lines.
11073 2007-01-19 Steve Ellcey <sje@cup.hp.com>
11075 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
11076 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
11078 2007-01-19 Tomas Bily <tbily@suse.cz>
11080 * cgraphunit.c (cgraph_finalize_function): Updating of pid
11082 (tree_init_ic_make_global_vars): New function
11083 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
11084 (tree_gen_ic_profiler): New function
11085 (tree_gen_ic_func_profiler): New function
11086 (tree_profiling): Added calling of tree_gen_ic_func_profiler
11087 (tree_profile_hooks): Added hook for indirec/virtual calls
11088 * value-prof.c (tree_find_values_to_profile): New case for
11090 (tree_values_to_profile): Call for determining indirect/virtual
11092 (tree_indirect_call_to_profile): New function
11093 (tree_ic_transform): New function
11094 (tree_ic): New function
11095 (find_func_by_pid): New function
11096 (init_pid_map): New function
11097 (tree_value_profile_transformations): Added check for
11098 indirect/virtual call transformation
11099 * value-prof.h (enum hist_type): New counter type for
11100 indirect/virtual calls
11101 (profile_hooks): Added new hook for profiling indirect/virtual
11103 * profile.c (instrument_values): New case for indirect/virtual
11105 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
11106 (GCOV_COUNTER_V_INDIR): New counter type
11107 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
11108 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
11110 * cgraph.c: Definition of cgraph_max_pid
11111 (cgraph_create_node): Default init of pid attribute
11112 * cgraph.h: Declaration of cgraph_max_pid
11113 (struct cgraph_node): Added pid attribute
11114 * libgcov.c (__gcov_indirect_call_profiler): New function
11115 (__gcov_one_value_profiler_body): New function
11116 (__gcov_one_value_profiler): Body was moved to
11117 __gcov_one_value_profiler_body and calls it
11119 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11121 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11122 * gengtype.c (write_types_data, write_func_for_structure,
11123 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11124 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11125 (walk_type, write_func_for_structure): Generate the mark_hook if
11128 2007-01-19 Jan Hubicka <jh@suse.cz>
11130 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11131 'early' argument take inlining mode argument specifying whether to
11132 inline for size/speeed or all functions; add support for flattening;
11134 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11136 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11139 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11140 the name of the declared identifier.
11142 2007-01-19 Dirk Mueller <dmueller@suse.de>
11144 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11145 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11146 duplicate evaluation.
11148 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11150 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11151 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11152 to XFMode, use acosxf2 and truncate result to requested mode.
11153 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11154 (asin<mode>2): Similarly, with asin expanders.
11155 (*fscalexf4_i387): Rename from *fscalexf4.
11156 (expNcorexf3): New expander.
11157 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11158 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11159 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11160 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11161 patterns for SSE math.
11162 (exp10<mode>2): Similarly, with exp10 expanders.
11163 (exp2<mode>2): Similarly, with exp2 expanders.
11164 (expm1<mode>2): Similarly, with expm1 expanders.
11165 (ldexp<mode>3): Similarly, with ldexp expanders.
11166 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11167 Use gen_truncxf<mode>2_i387_noop to truncate result.
11169 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11171 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11172 for ColdFire targets.
11174 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11175 Richard Sandiford <richard@codesourcery.com>
11177 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11178 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11179 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11180 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11181 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11182 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11184 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11186 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11187 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11188 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11189 (*adddi_dilshr32_cf): New pattern.
11190 (adddi3, subdi3): Remove first alternatives.
11192 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11194 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11195 implemented using move.l, do not use its cc result for floating-point
11198 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11200 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11201 from accepting 's' constraints if flag_pic.
11203 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11205 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11206 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11207 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11208 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11210 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
11212 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
11213 ColdFire alternatives.
11214 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
11215 * config/m68k/m68k.md (clzsi2): Define for ColdFire
11216 architectures that support ff1 instruction.
11218 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11219 Julian Brown <julian@codesourcery.com>
11221 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
11222 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
11223 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
11226 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11228 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
11230 (output_move_const_into_data_reg, output_move_simode_const): Delete.
11231 * config/m68k/m68k.c (const_method, const_int_cost): Take a
11232 HOST_WIDE_INT instead of an rtx.
11233 (m68k_rtx_costs): Update call accordingly.
11234 (output_move_const_into_data_reg): Likewise. Fix formatting.
11235 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
11237 (output_move_simode_const): Update calls after above changes.
11238 Rework to use automatic variables and predicates like MEM_P.
11239 * config/m68k/m68k.md (pushexthisi_const): Update call to
11242 2007-01-19 Dirk Mueller <dmueller@suse.de>
11244 * tree-ssa-alias.c (perform_var_substitution): Fix typo
11245 in dump_flags test.
11247 2007-01-19 Richard Guenther <rguenther@suse.de>
11249 * builtins.c (expand_builtin_cexpi): Fall back to expanding
11250 via cexp in case sincos is not available.
11252 2007-01-19 Richard Guenther <rguenther@suse.de>
11254 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
11255 * defaults.h (TARGET_HAS_SINCOS): Default to off.
11256 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
11257 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
11258 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
11259 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
11260 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
11261 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
11263 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11265 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
11267 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
11268 (atan2xf3): Directly generate RTL pattern.
11269 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
11270 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11271 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11272 disable patterns for SSE math.
11273 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
11274 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11275 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11276 disable patterns for SSE math.
11278 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
11280 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
11282 2007-01-18 Roger Sayle <roger@eyesopen.com>
11284 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
11285 VIEW_CONVERT_EXPR to the same type as it's operand.
11287 2007-01-18 David Edelsohn <edelsohn@gnu.org>
11289 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
11290 configured for long double 128.
11292 2007-01-18 Mike Stump <mrs@apple.com>
11294 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
11297 2007-01-18 Michael Meissner <michael.meissner@amd.com>
11299 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
11302 2007-01-18 Jan Hubicka <jh@suse.cz>
11304 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
11305 greater than NUM_VOP_FREE_BUCKETS.
11307 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
11309 * tree-ssa-structalias.c: Update comments.
11310 (ptabitmap_obstack): Removed.
11311 (pta_obstack): New.
11312 (oldpta_obstack): Ditto.
11313 (stats): Add a few members.
11314 (struct variable_info): Remove node, complex, address_taken, and
11315 indirect_target members. Add oldsolution member.
11316 (new_var_info): Do not initialize removed members.
11317 (constraint_expr_type): Remove INCLUDES.
11318 (constraint_graph): Add size, implicit_preds, rep,
11319 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11320 (FIRST_REF_NODE): New macro.
11321 (LAST_REF_NODE): Ditto.
11322 (FIRST_ADDR_NODE): Ditto.
11323 (find): New function.
11325 (dump_constraint): Do not handle INCLUDES.
11326 (insert_into_complex): Do not insert duplicate constraints.
11327 (condense_varmap_nodes): Renamed and rewritten into ...
11328 (merge_node_constraints): This. Also fix bug in handling of
11329 offseted copy constraints.
11330 (clear_edges_for_node): No longer need to deal with preds at all,
11331 or removing associated preds/succs.
11332 (merge_graph_nodes): Deal with indirect_cycles.
11333 Don't deal with predecessors.
11334 (add_implicit_graph_edge): New function.
11335 (add_pred_graph_edge): Ditto.
11336 (add_graph_edge): Don't deal with predecessors.
11337 (build_constraint_graph): Removed.
11338 (build_pred_graph): New function.
11339 (build_succ_graph): Ditto.
11340 (struct scc_info): Removed in_component. Added roots, dfs, and
11341 node_mapping. Remove visited_index, unification_queue.
11342 (scc_visit): Deal with union-find we do now.
11343 Deal with cycles with REF nodes.
11344 (collapse_nodes): Renamed and rewritten to ...
11345 (unify_nodes): This.
11346 (process_unification_queue): Removed.
11347 (topo_visit): Cleanup
11348 (do_da_constraint): Use find.
11349 (do_sd_constraint): Ditto.
11350 (do_ds_constraint): Ditto.
11351 (do_complex_constraint): Ditto.
11352 (init_scc_info): Update for removed and added members.
11353 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11354 (find_indirect_cycles): This.
11355 (equivalence_class): New variable.
11356 (label_visit): New function.
11357 (perform_variable_substitution): Rewritten.
11358 (free_var_substitution_info): New function.
11359 (find_equivalent_node): Ditto.
11360 (move_complex_constraints): Ditto.
11361 (eliminate_indirect_cycles): Ditto.
11362 (solve_graph): Only propagate changed bits.
11363 Use indirect cycle elimination.
11365 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11366 (tree_id_eq): Renamed to ...
11367 (tree_vi_eq): This. Update for member change
11368 (insert_id_for_tree): Renamed and rewritten to ...
11369 (insert_vi_for_tree): This.
11370 (lookup_id_for_tree): Renamed and rewritten to ...
11371 (lookup_vi_for_tree): This.
11372 (get_id_for_tree): Renamed and rewritten to ...
11373 (get_vi_for_tree): Ditto.
11374 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11375 (process_constraint): Don't handle INCLUDES.
11376 Remove special ADDRESSOF case.
11377 (find_func_aliases): Rewrite to use vi functions instead of id
11379 (create_function_info_for): Ditto.
11380 (create_variable_info_for): Ditto.
11381 (intra_create_variable_infos): Ditto.
11382 (merge_smts_into): Ditto.
11383 (find_what_p_points_to): Ditto.
11384 (init_base_vars): Ditto.
11385 (init_alias_vars): Ditto.
11386 (remove_preds_and_fake_succs): New function.
11387 (dump_sa_points_to_info): Dump new stats.
11388 (dump_solution_for_var): Use find.
11389 (set_used_smts): Fix formatting.
11390 (compute_points_to_sets): Updated for new functions.
11391 (ipa_pta_execute): Ditto.
11393 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11394 Richard Sandiford <richard@codesourcery.com>
11396 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11398 * calls.c (expand_call): If the return value is a PARALLEL,
11399 extract its first member.
11400 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11401 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11402 use FUNCTION_EXTRA_EPILOGUE.
11403 (m68k_function_value): Return a PARALLEL if the return value
11404 is of a pointer type.
11405 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11406 (FUNCTION_EXTRA_EPILOGUE): Remove.
11407 * config/m68k/m68k.md (D0_REG): New constant.
11409 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11411 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11412 output a NOP for empty epilogues.
11414 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11416 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11417 before function. Extend register save check to include all
11418 registers, not just integer ones.
11420 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11422 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11423 (m68k_use_return_insn): ...this.
11424 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11425 * config/m68k/m68k.c (use_return_insn): Rename to...
11426 (m68k_use_return_insn): ...this.
11427 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11428 of USE_RETURN_INSN.
11430 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11432 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11433 nearest even, fix denormal rounding overflow.
11435 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11437 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11438 f%$smove and f%$move.
11439 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11440 (extendsfdf2_cf): Use fdmove instead of f%&move.
11441 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11442 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11444 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11446 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11449 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11451 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11452 (coldfire_single_format): Declare.
11453 (coldfire_double_format): Likewise.
11454 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11455 of qnan_msb_set to determine the lower bits of a canonical
11457 (encode_ieee_double): Likewise.
11458 (encode_ieee_quad): Likewise.
11459 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11460 (mips_single_format): Likewise.
11461 (ieee_double_format): Likewise.
11462 (mips_double_format): Likewise.
11463 (ieee_extended_motorola_format): Likewise.
11464 (ieee_extended_intel_96_format): Likewise.
11465 (ieee_extended_intel_128_format): Likewise.
11466 (ieee_extended_intel_96_round_53_format): Likewise.
11467 (ibm_extended_format): Likewise.
11468 (mips_extended_format): Likewise.
11469 (ieee_quad_format): Likewise.
11470 (mips_quad_format): Likewise.
11471 (vax_f_format): Likewise.
11472 (vax_d_format): Likewise.
11473 (vax_g_format): Likewise.
11474 (i370_single_format): Likewise.
11475 (i370_double_format): Likewise.
11476 (decimal_single_format): Likewise.
11477 (decimal_double_format): Likewise.
11478 (decimal_quad_format): Likewise.
11479 (c4x_single_format): Likewise.
11480 (c4x_extended_format): Likewise.
11481 (real_internal_format): Likewise.
11482 (coldfire_single_format): New real_format.
11483 (coldfire_double_format): Likewise.
11484 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11485 canonical_nan_lsbs_set.
11486 (pdp11_d_format): Likewise.
11487 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11488 if TARGET_COLDFIRE_CPU.
11490 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11492 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11493 (output_call, m68k_legitimize_call_address): Declare.
11494 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11495 parenthesees. Add support for a 'W' constraint.
11496 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11497 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11498 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11499 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11501 (override_options): Initialize them. Do not set flag_no_function_cse
11502 for TARGET_ID_SHARED_LIBRARY.
11503 (m68k_output_pic_call): Delete.
11504 (m68k_legitimize_call_address): New function.
11505 (print_operand): Remove the %o prefix. Handle the %p prefix.
11506 (output_call): New function.
11507 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11508 target address from the GOT if symbolic jumps are not allowed.
11509 * config/m68k/m68k.md (call, general_operand): Do not set
11510 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11511 Merge separate flag_pic and !flag_pic define_insns into...
11512 (*call, *call_value): ...these new patterns. Match the address
11513 rather than the containing MEM and require it to be a call_operand.
11514 Use output_call to generate the asm template.
11515 * config/m68k/predicates.md (const_call_operand): New predicate.
11516 (call_operand): Likewise.
11518 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11520 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11521 (STACK_GROWS_DOWNWARD): Define to 1.
11522 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11523 comments, emphasizing that these values are only defaults.
11524 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11525 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11527 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11529 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11531 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11532 Richard Sandiford <richard@codesourcery.com>
11534 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11535 (FP_REGNO_P): New macros.
11536 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11537 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11538 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11539 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11541 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11543 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11544 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11546 * config/m68k/t-floatlib: New file, extracting common code from...
11547 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11548 * config/m68k/t-uclinux: Here.
11549 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11550 routines on ColdFire targets.
11552 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11554 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11555 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11556 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11557 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11558 explicitly set MOTOROLA to 1.
11559 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11561 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11562 Nathan Sidwell <nathan@codesourcery.com>
11564 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11565 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11566 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11567 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11568 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11569 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11570 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11571 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11572 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11573 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11574 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11575 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11576 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11577 (DBX_REGISTER_NUMBER): Delete.
11578 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11579 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11580 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11582 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11584 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11585 * config/flat.h: New file.
11586 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11587 OBJECT_FORMAT_FLAT.
11588 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11589 indirect references for -msep-data or -mid-shared-library.
11590 Do not use PC-relative code addresses either.
11591 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11593 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11594 for shared libraries and crt1.o for executables. Use crti.o and
11596 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11597 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11598 Do not add -elf2flt or -shared-lib-id options here.
11599 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11600 Pass -shared-lib-id if -mid-shared-library, taking the library
11601 identifier from -mshared-library-id if given, otherwise
11603 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11604 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11605 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11606 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11607 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11608 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11610 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11611 jump sequence for ISA A and ISA A+.
11612 (PICJUMP): Likewise.
11614 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11616 * config.gcc (m68k-*-uclinux*): Base the port on the common
11617 and m68k GNU/Linux files rather than on the generic ELF ones.
11618 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11619 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11621 2007-01-18 Julian Brown <julian@codesourcery.com>
11622 Richard Sandiford <richard@codesourcery.com>
11624 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11625 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11626 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11628 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11629 80 unconditionally.
11630 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11632 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11634 * doc/install.texi: Document m68k-uclinuxoldabi.
11635 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11636 * config/m68k/uclinux-oldabi.h: New file, copied from
11637 config/m68k/uclinux.h.
11639 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11641 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11642 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11643 (m32r_compute_frame_size): Use unsigned for regno.
11644 (m32r_reload_lr): Use gen_frame_mem.
11646 (m32r_output_function_epilogue): Don't output the function epilogue
11648 (m32r_expand_epilogue): New.
11649 (direct_return): Return false if the function has the interrupt
11651 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11652 * config/m32r/m32r.md (epilogue): New expander.
11653 (return_lr, return_rte): New insns.
11654 (return): Make it expander.
11655 (return_normal): New expander.
11657 2007-01-18 Josh Conner <jconner@apple.com>
11660 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11661 support for UNLE, UNLT, UNGE, and UNGT.
11663 2007-01-18 Jan Hubicka <jh@suse.cz>
11665 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11666 * tree-tailcall (add_virtual_phis): Likewise.
11667 (optimize_tail_call): Return TODOs.
11668 (execute_tail_calls): Return TODOs.
11669 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11670 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11672 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11673 Cleanup cfg using TODO.
11674 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11675 * passes.c (execute_function_todo): When cleanup did something, remove
11677 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11678 (make_edges): Don't cleanup_cfg.
11680 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11682 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11683 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11684 operate on the top of stack.
11685 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11686 register handling of instructions that output to the second
11688 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11689 (move_for_stack_reg): Special-case check for dead destination
11690 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11692 * config/i386/i386.md (UNSPEC_TAN): New constant.
11693 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11694 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11695 to correctly model move of constant 1.0 to top stack slot.
11696 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11697 (unnamed peephole2 pattern): Remove corresponding peephole2
11698 pattern that optimizes tan insn and loading of constant 1.0.
11699 (tanxf2): Use fptanxf4_i387.
11700 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11701 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11702 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11703 disable patterns for SSE math.
11704 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11705 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11707 2007-01-18 Dirk Mueller <dmueller@suse.de>
11708 Richard Guenther <rguenther@suse.de>
11711 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11712 * common.opt (Warray-bounds): Add new warning option.
11713 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11715 * Makefile.in: make tree-vrp.o depend on toplev.h
11716 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11718 (check_array_refs, check_array_bounds, check_array_ref): New.
11720 2007-01-18 Jan Hubicka <jh@suse.cz>
11722 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11723 (execute_ssa_ccp): Return flags conditionally.
11724 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11726 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11728 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11730 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11731 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11733 * Makefile.c (GTFILES): Add cfglayout.h.
11734 * gengtype.c (open_base_files): Likewise.
11735 * cfglayout.c (cfg_layout_function_footer,
11736 cfg_layout_function_header) Reindent to make gengtype happy.
11737 * cfglayout.h (cfg_layout_function_footer,
11738 cfg_layout_function_header): Add GTY(()) marker.
11740 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11742 2007-01-18 Ben Elliston <bje@au.ibm.com>
11744 * genautomata.c (write_automata): Include xstrerror output in the
11745 error message if writing the DFA description file fails.
11747 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11749 * config/mips/mips-protos.h (mips_output_external): Make it
11751 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11752 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11753 (extern_list): Likewise.
11754 (extern_head): Likewise.
11755 (TARGET_ASM_FILE_END): Likewise.
11756 (mips_file_end): Likewise.
11757 (mips_output_external): Rewritten.
11759 2007-01-18 Ben Elliston <bje@au.ibm.com>
11761 * genpreds.c (write_insn_preds_c): Only write out the function
11762 body for regclass_for_constraint if we have register constraints.
11764 2007-01-17 Tom Tromey <tromey@redhat.com>
11766 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11767 * doc/install.texi (Testing): Use sourceware.org.
11768 (Binaries): Likewise.
11769 (Specific): Likewise.
11770 * doc/contrib.texi (Contributors): Use sourceware.org.
11772 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11774 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11775 (AVR_ENHANCED): Rename to ...
11776 (AVR_HAVE_MUL): ... new.
11777 (avr_enhanced_p): Rename to ...
11778 (avr_have_mul_p): ... new.
11779 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11780 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11781 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11782 (avr_have_mul_p): ... new.
11783 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11784 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11785 'avr_enhanced_p' and 'enhanced'.
11786 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11787 AVR_HAVE_MUL instead of AVR_ENHANCED.
11788 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11789 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11790 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11791 instead of AVR_ENHANCED.
11792 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11793 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11794 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11796 2007-01-17 Ian Lance Taylor <iant@google.com>
11798 * vec.h (VEC_reserve_exact): Define.
11799 (vec_gc_p_reserve_exact): Declare.
11800 (vec_gc_o_reserve_exact): Declare.
11801 (vec_heap_p_reserve_exact): Declare.
11802 (vec_heap_o_reserve_exact): Declare.
11803 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11805 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11806 negative parameter.
11807 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11808 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11809 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11810 * vec.c (calculate_allocation): Add exact parameter. Change all
11812 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11813 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11814 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11815 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11816 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11817 (vec_heap_p_reserve_exact): New function.
11818 (vec_heap_o_reserve_exact): New function.
11820 2007-01-17 Jan Hubicka <jh@suse.cz>
11822 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11824 2007-01-17 Eric Christopher <echristo@apple.com>
11826 * config.gcc: Support core2 processor.
11828 2007-01-16 Jan Hubicka <jh@suse.cz>
11830 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11831 the names, just unlink the chain so we don't crash on dangling pointers
11834 2007-01-16 Jan Hubicka <jh@suse.cz>
11836 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11837 * tree-pass.h: Reorder to make IPA passes appear toegher.
11838 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11839 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11840 parameters, do not call early inliner.
11841 * ipa-inline.c: Update comments. Include tree-flow.h
11842 (cgraph_decide_inlining): Do not compute inlining parameters.
11843 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11844 be called with function context set up.
11845 (pass_ipa_inline): Remove unreachable functions before pass.
11846 (cgraph_early_inlining): Simplify assuming to be called from the
11848 (pass_early_inline): New pass.
11849 (cgraph_gate_ipa_early_inlining): New gate.
11850 (pass_ipa_early_inline): Turn into simple wrapper.
11851 (compute_inline_parameters): New function.
11852 (gate_inline_passes): New gate.
11853 (pass_inline_parameters): New pass.
11854 (apply_inline): Move here from tree-optimize.c
11855 (pass_apply_inline): New pass.
11856 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11858 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11859 doing them by hand.
11860 (tree_function_versioning): Do not allocate dummy struct function.
11861 * tree-inline.h (optimize_inline_calls): Update prototype.
11862 * tree-optimize.c (execute_fixup_cfg): Export.
11863 (pass_fixup_cfg): Remove
11864 (tree_rest_of_compilation): Do not apply inlines.
11865 * tree-flow.h (execute_fixup_cfg): Declare.
11866 * Makefile.in (gt-passes.c): New.
11867 * passes.c: Include gt-passes.h
11868 (init_optimization_passes): New passes.
11869 (nnodes, order): New static vars.
11870 (do_per_function_toporder): New function.
11871 (execute_one_pass): Dump current pass here.
11872 (execute_ipa_pass_list): Don't dump current pass here.
11874 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11876 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11877 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11879 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11881 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11882 (strong_alias): Define.
11883 (__gcc_qmul): Provide non-FMA for soft-float.
11884 (__gcc_qdiv): Same.
11889 (__gcc_qunord): New.
11899 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11900 soft-float functions.
11901 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11902 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11903 about long double soft float.
11905 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11906 Tehila Meyzels <tehila@il.ibm.com>
11908 * tree-vectorizer.h (is_pattern_stmt_p): New.
11909 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11910 formatting (tabs instead of spaces). Cleanup and clarify setting
11911 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11912 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11913 (vectorizable_type_demotion): Check that types are integral.
11914 (vectorizable_type_promotion): Likewise.
11915 (vectorizable_store): Fix typo. Eliminate new-line at end of
11918 2007-01-16 Jan Hubicka <jh@suse.cz>
11920 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11923 2007-01-15 Eric Christopher <echristo@apple.com>
11925 * ifcvt.c: Include vec.h, vecprim.h.
11926 (check_cond_move_block): New argument regs.
11927 Reorganize. Add registers used to regs.
11928 (cond_move_process_if_block): Use regs set above as
11931 2007-01-15 Eric Christopher <echristo@apple.com>
11933 * config/darwin.h: Update copyright.
11934 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11935 (LINK_COMMAND_SPEC): Add -u.
11936 (LINK_SPEC): Fix umbrella for above.
11938 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11940 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11943 2007-01-15 Tom Tromey <tromey@redhat.com>
11945 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11946 * doc/install.texi (Testing): Don't mention jacks.
11947 (Configuration): Document --enable-java-maintainer-mode. Move
11948 --with-java-home to libgcj-specific section. Document
11950 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11952 2007-01-15 Jan Hubicka <jh@suse.cz>
11954 * tree-ssa-dce.c (DCE_TODOs): New.
11955 (propagate_necessity): Return if something changed.
11956 (eliminate_unnecessary_stmts): Likewise.
11957 (perform_tree_ssa_dce): Return TODO flags when needed.
11958 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11960 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11962 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11963 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11964 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11965 patterns using X87MODEF12 mode macro. Extend operand 1
11966 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11967 (log10<mode>2): Ditto.
11968 (log2<mode>2): Ditto.
11969 (log1p<mode>2): Ditto.
11970 (logb<mode>2): Ditto.
11971 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11972 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11973 (*fxtractxf3_i387): Rename from *fxtractxf3.
11974 (fxtract_extend<mode>xf3_i387): New insn pattern.
11975 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11976 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11977 and gen_fyl2xxf3_i387().
11979 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11981 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11982 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11983 get_loop_exit_edges. Changed return type to bool.
11984 * cfgloop.h (fix_loop_placement): Declaration removed.
11986 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11988 * param.h (MIN_VECT_LOOP_BOUND): New.
11989 * params.def (MIN_VECT_LOOP_BOUND): New.
11990 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11991 argument - minimum threshold for number of iterations.
11992 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11993 argument to declaration.
11994 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11995 MIN_VECT_LOOP_BOUND.
11996 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11997 slpeel_tree_peel_loop_to_edge with additional argument.
11998 (vect_do_peeling_for_alignment): Likewise.
11999 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
12001 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
12004 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
12005 operands of size 1.
12007 2007-01-14 Jan Hubicka <jh@suse.cz>
12009 * tree-dfa.c (remove_referenced_var): New function.
12010 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
12011 prune referenced vars list too.
12012 * tree-flow.h (remove_referenced_var): Declare.
12014 2007-01-14 Jan Hubicka <jh@suse.cz>
12016 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
12018 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
12019 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
12020 * except.h (verify_eh_throw_table_statements): Kill prototype.
12021 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
12022 into call exrepssions.
12023 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
12025 * tree-cfg.c: Include pointer-set.h.
12026 (verify_node_sharing): Work on pointer set.
12027 (verify_eh_throw_stmt_node): New.
12028 (verify_stmts): Use pointers sets, verify throw_stmt.
12030 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
12032 * ipa-reference.c (analyze_function): Consider also addresses taken
12035 2007-01-12 Roger Sayle <roger@eyesopen.com>
12037 * c-typeck.c (null_pointer_constant_p): Replace use of
12038 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12039 (build_c_cast): Likewise.
12041 2007-01-12 Roger Sayle <roger@eyesopen.com>
12043 * tree.h (force_fit_type_double): Remove unused final argument.
12044 * c-common.c (constant_expression_warning): Replace use of
12045 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12046 (convert_and_check): Likewise.
12047 (shorten_compare): Update call to force_fit_type_double.
12048 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
12049 * convert.c (convert_to_pointer): Update call to
12050 force_fit_type_double.
12051 * fold-const.c (force_fit_type_double): Remove overflowed_const
12053 (int_const_binop, fold_convert_const_int_from_int,
12054 fold_convert_const_int_from_real, fold_div_compare,
12055 fold_sign_changed_comparison, fold_unary, fold_negate_const,
12056 fold_abs_const, fold_not_const): Remove the final argument from
12057 calls to force_fit_type_double.
12059 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12061 * configure.ac: Set insn to "nop" for spu-*-* also.
12062 * configure: Regenerate.
12064 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
12066 * builtins.def : Add BUILT_IN_FREE.
12068 2007-01-12 Jan Hubicka <jh@suse.cz>
12070 PR tree-optimization/30443
12071 * tree-inline.c (tree_function_versioning): Do not optimize when
12072 cloning for inlining.
12074 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
12076 * doc/loop.texi: Document recording of loop exits.
12077 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
12078 (update_single_exits_after_duplication,
12079 update_single_exit_for_duplicated_loop,
12080 update_single_exit_for_duplicated_loops): Removed.
12081 (duplicate_loop_to_header_edge): Do not call
12082 update_single_exits_after_duplication and
12083 update_single_exit_for_duplicated_loops.
12084 (loop_version): Do not update single_exit information.
12085 (fix_loop_structure): Use record_loop_exits instead of
12086 mark_single_exit_loops.
12087 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
12088 the lists of loop exits.
12089 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
12090 split_edge, merge_blocks): Update the lists of loop exits.
12091 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
12092 loop_optimizer_init.
12093 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
12094 of mark_single_exit_loops.
12095 (loop_optimizer_finalize): Call release_recorded_exits.
12096 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
12097 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
12098 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
12099 update single exit information.
12100 * lambda-code.c (perfect_nestify): Ditto.
12101 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
12102 (mark_single_exit_loops): Removed.
12103 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
12104 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
12105 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
12107 (get_loop_exit_edges, single_exit): Use recorded exit lists.
12108 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
12109 (verify_loop_structure): Verify consistency of the exit lists.
12110 (flow_loops_find): Use alloc_loop. Initialize exits hash.
12111 (set_single_exit): Removed.
12112 * cfgloop.h (struct loop_exit): New function.
12113 (struct loop): single_exit_ field replaced by exits field.
12114 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
12115 (struct loops): Added exits hash.
12116 (mark_single_exit_loops, set_single_exit): Declaration removed.
12117 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
12119 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12121 * doc/invoke.texi: Avoid use of @headitem.
12123 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12125 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12127 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12129 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12132 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12133 Richard Sandiford <richard@codesourcery.com>
12135 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12136 * config/m68k/m68k.opt: Resort options.
12137 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12139 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12140 Richard Sandiford <richard@codesourcery.com>
12142 * doc/invoke.texi: Document the macros that are defined by
12143 m68k's -mtune and -mhard-float options.
12144 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12145 (m68k_cpp_cpu_family): Likewise.
12146 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12147 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12148 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12149 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12150 (m68k_cpp_cpu_family): Likewise.
12152 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12154 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12155 macros besides mc68000 as tuning macros. Use a switch statement
12156 to set them and mcpu32.
12158 2007-01-12 Julian Brown <julian@codesourcery.com>
12160 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12161 (TARGET_68040_ONLY): Rename to...
12162 (TARGET_68040): ...this.
12163 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12164 * config/m68k/m68k.md: Likewise.
12166 2007-01-12 Julian Brown <julian@codesourcery.com>
12167 Nathan Sidwell <nathan@codesourcery.com>
12168 Richard Sandiford <richard@codesourcery.com>
12170 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12171 the -mcpu= argument associated with the --with-cpu setting.
12172 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12173 if different from the one implied by the -mcpu setting.
12174 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12175 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12176 * doc/invoke.texi: Mention ColdFire in the introduction to the
12177 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12178 -mno-div and -mhard-float options. Make -m68881 a synonym for
12179 -mhard-float. Document the previously-undocumented -m5206e,
12180 -m528x, -m5307 and -m5407 options. Tweak the existing option
12181 documentation for consistency.
12182 * doc/install.texi: Mention new --with-cpu arguments.
12183 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12184 default CPU if neither -mcpu nor -march are specified.
12185 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12186 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12187 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12188 using m68k_tune to decide between families that implement the
12189 same ISA. Use m68k_tune to set __mcfv4e__.
12190 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12191 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12192 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12193 (FL_ISA_C, FL_ISA_MMU): New macros.
12194 (MASK_COLDFIRE): Delete.
12195 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12196 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12197 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12198 (TARGET_HARD_FLOAT): Do not define here.
12199 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12200 (TUNE_68000): New macro.
12201 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12202 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12203 (TUNE_CFV2): Redefine in terms of m68k_tune.
12204 (uarch_type, target_device, fpu_type): New enums.
12205 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12206 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12207 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12208 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12209 (FL_FOR_isa_c): New macros.
12210 (m68k_isa): New enum.
12211 (m68k_target_selection): New structure.
12212 (all_devices, all_isas, all_microarchs): New tables.
12213 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
12214 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
12215 (MASK_ALL_CPU_BITS): Delete.
12216 (m68k_find_selection): New function.
12217 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
12218 Map the legacy target options to a combination of the new ones.
12219 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
12220 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
12221 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
12223 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
12224 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
12226 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
12227 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
12228 * config/m68k/m68k-devices.def: New file.
12230 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12231 Nathan Sidwell <nathan@codesourcery.com>
12233 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
12234 (SUBTARGET_EXTRA_SPECS): New macros.
12235 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
12236 use %(asm_cpu_spec) instead.
12237 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
12238 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
12239 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
12240 (EXTRA_SPECS): Rename to...
12241 (SUBTARGET_EXTRA_SPECS): ...this.
12243 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12244 Richard Sandiford <richard@codesourcery.com>
12245 Julian Brown <julian@codesourcery.com>
12247 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12248 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
12249 to the configuration's default CPU.
12250 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
12251 Remove default masks.
12252 (m680[012]0-*-*): Set the default with_cpu to the first part of
12254 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
12255 (m68k*-*-linux): Extend the --with-cpu handling to...
12256 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
12257 and m68010. Don't set target_cpu_default2.
12258 * doc/install.texi: Document --with-cpu for m68k.
12259 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
12260 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
12261 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
12262 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
12263 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
12264 (ASM_SPEC): Remove use of %(asm_cpu_default).
12265 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
12266 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
12267 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
12268 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
12269 __HAVE_FPU__ if TARGET_HARD_FLOAT.
12270 (TARGET_DEFAULT): Delete.
12271 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
12272 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
12273 (CPP_CPU_SPEC): Delete.
12274 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
12275 the appropriate string.
12276 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
12277 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
12278 (ASM_SPEC): Don't use %(asm_default_spec).
12279 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
12280 TARGET_DEFAULT and add MASK_68881.
12281 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
12283 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12285 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
12286 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
12287 MASK_68010 alongside MASK_68020.
12288 * doc/invoke.texi: Document -m68010.
12289 * config/m68k/m68k.opt (m68010): New.
12290 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
12292 (TUNE_68010): New macro.
12293 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12294 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
12295 (M68K_CPU_m68332): Add MASK_68010.
12296 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
12297 fallback definition.
12298 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
12300 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
12301 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
12302 to all entries that use MASK_68020.
12303 (output_move_simode_const, output_move_himode, output_move_qimode)
12304 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
12305 instead of TARGET_68020 to select clr behavior. Remove comment
12306 about there being no TARGET_68010.
12307 * config/m68k/m68k.md: Likewise throughout.
12309 2007-01-12 Julian Brown <julian@codesourcery.com>
12311 * config/m68k/m68k.h (TARGET_ISAB): New macro.
12312 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
12313 * config/m68k/m68k.md: Likewise.
12315 2007-01-12 Julian Brown <julian@codesourcery.com>
12317 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12318 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12320 2007-01-12 Julian Brown <julian@codesourcery.com>
12322 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12323 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12324 * config/m68k/m68k.md: Likewise.
12326 2007-01-12 Julian Brown <julian@codesourcery.com>
12327 Richard Sandiford <richard@codesourcery.com>
12329 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12330 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12331 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12333 (TARGET_CPU32): Rename to...
12334 (TUNE_CPU32): ...this.
12335 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12336 (TUNE_CFV2): New macros.
12337 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12338 remove conditions that are implied by TARGET_68020.
12339 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12340 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12341 (m68k_output_function_epilogue): Likewise.
12342 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12343 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12344 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12345 non-68000 timings. Refactor multiplication and division costs.
12346 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12347 TUNE_CPU32 instead of TARGET_CPU32.
12348 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12349 and TUNE_68060 instead of TARGET_68060.
12350 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12351 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12353 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12354 && !TARGET_COLDFIRE" to choose between moveq and clr.
12355 Likewise in the unnamed movsf pattern.
12356 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12357 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12360 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12362 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12363 of tabbing before backslashes.
12365 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12367 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12368 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12369 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12371 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12373 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12374 find_interesting_uses_cond.
12375 (find_interesting_uses_cond): Use extract_cond_operands.
12376 (rewrite_use_compare): Use extract_cond_operands and
12377 force_gimple_operand_bsi. Do not call update_stmt.
12378 (determine_use_iv_cost_condition): Use extract_cond_operands.
12379 Return cheaper of using original bound and changing the exit bound.
12381 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12383 PR tree-optimization/29516
12384 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12385 most_expensive_mult_to_index, addr_to_parts,
12386 create_mem_ref, maybe_fold_tmr): Make the type of
12387 fields of TARGET_MEM_REF sizetype.
12388 (move_fixed_address_to_symbol, move_pointer_to_base):
12390 * tree.def (TARGET_MEM_REF): Add comment on types of
12393 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12395 * c-common.c (vector_types_convertible_p): Treat opaque types as
12396 always convertible if they have the same size, but not otherwise.
12398 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12400 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12401 Remove the b_unconditional field.
12402 (noce_try_sign_mask): Do not look at b_unconditional.
12403 (noce_process_if_block): Do not use merge_if_blocks. Update
12404 the CFG here. Do not set b_unconditional.
12405 (cond_move_process_if_block): Likewise.
12406 (find_cond_trap): Likewise.
12407 (check_cond_move_block): Require simple jump insns at the end
12408 of the basic block.
12410 2007-01-11 Jan Hubicka <jh@suse.cz>
12412 PR tree-optimization/1046
12413 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12414 when alias info is not ready.
12415 (pass_tail_recursion): Do not require aliasing.
12416 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12417 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12418 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12419 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12420 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12421 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12422 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12424 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12425 When aliasing is not build, mark statement as volatile.
12427 2007-01-11 Tom Tromey <tromey@redhat.com>
12429 PR preprocessor/15185, PR preprocessor/20989:
12430 * doc/cppopts.texi <-MT>: Update description of algorithm for
12431 computing default target.
12432 <-M, -MD>: Reword "basename" text.
12434 2007-01-11 Roger Sayle <roger@eyesopen.com>
12436 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12437 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12438 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12439 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12440 fold_builtin_bswap, real_constp, fold_builtin_pow,
12441 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12442 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12443 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12444 * convert.c (convert_to_pointer): Likewise.
12445 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12446 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12447 const_binop, fold_convert_const_int_from_int,
12448 fold_convert_const_int_from_real,
12449 fold_convert_const_real_from_real, sign_bit_p,
12450 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12451 fold_sign_changed_comparison, fold_unary, fold_comparison,
12452 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12453 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12454 * print-tree.c (print_node_brief, print_node): Likewise.
12455 * stor-layout.c (place_field, layout_type): Likewise.
12456 * tree-chrec.c (keep_cast): Likewise.
12457 * tree.c (build_vector, build_real, build_real_from_int_cst,
12458 build_complex): Likewise.
12460 2007-01-11 Roger Sayle <roger@eyesopen.com>
12462 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12463 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12465 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12467 * configure.ac (strict1_warn): Rename to strict_warn.
12468 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12469 cc_set_by_configure, quoted_cc_set_by_configure,
12470 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12471 all_boot_languages, all_stagestuff): Remove.
12472 (target_list): Remove bootstrap targets.
12473 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12474 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12475 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12476 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12477 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12478 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12479 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12480 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12481 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12482 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12483 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12484 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12485 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12486 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12487 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12488 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12489 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12490 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12491 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12492 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12493 (mostlyclean): Adjust.
12494 (clean, distclean): Don't mention bootstrap stuff.
12495 * configure: Regenerate.
12496 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12497 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12498 treelang/config-lang.in (stagestuff): Remove.
12499 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12500 stageprofile, stagefeedback, stagestuff): Remove mention.
12502 2007-01-11 Nick Clifton <nickc@redhat.com>
12504 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12506 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12507 (mcore_arith_K_S_operand): Run the test for the S constraint not
12508 the test for the M constraint.
12509 (mcore_addsub_operand): Do not accept integer values that are
12510 larger than 32 bits.
12511 * config/mcore/mcore.md: Remove unused constraints from split.
12512 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12513 (addsi3): Likewise.
12514 (allocate_stack): Likewise.
12515 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12516 operands to 32 bits.
12517 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12519 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12520 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12521 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12522 mcore_output_bclri, mcore_output_andn, output_inline_const,
12523 mcore_output_move, mcore_output_movedouble): Likewise.
12524 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12525 (output_inline_const): Likewise.
12526 (output_inline_const): Fix format strings used in sprintf
12528 * config/mcore/mcore-protos.h: Update prototypes for changed
12529 functions in mcore.c.
12530 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12531 HOST_WIDE_INT and not int.
12532 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12533 CONST_OK_FOR_N): Likewise.
12534 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12535 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12538 2007-01-10 Jan Hubicka <jh@suse.cz>
12540 * tree-vrp.c (remove_range_assertions): Release defs.
12541 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12542 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12544 2007-01-10 Paul Brook <paul@codesourcery.com>
12546 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12547 * config/arm/arm.md (mulsi3subsi): New insn.
12549 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12551 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12552 (tree_transform_and_unroll_loop): New.
12553 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12556 2007-01-10 Robert Kennedy <jimbob@google.com>
12558 * fold-const.c (fold_comparison): Fold comparisons like (x *
12559 1000 < 0) to (x < 0).
12561 2007-01-10 Ian Lance Taylor <iant@google.com>
12563 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12564 operands have the same priority.
12566 2007-01-10 Tom Tromey <tromey@redhat.com>
12568 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12569 (fold_binary): Likewise.
12570 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12571 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12572 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12573 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12574 * langhooks.h (struct lang_hooks): Removed field
12575 'can_use_bit_fields_p'.
12577 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12579 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12581 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12583 * function.c (get_last_funcdef_no): New function.
12584 * function.h (get_last_funcdef_no): Declare.
12585 * tree-inline.c (initialize_cfun): Add initialization.
12586 (tree_function_versioning): Cleanup.
12588 2007-01-10 Jan Hubicka <jh@suse.cz>
12590 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12593 2007-01-10 Sa Liu <saliu@de.ibm.com>
12594 Ben Elliston <bje@au.ibm.com>
12596 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12597 for SAVE_NONLOCAL and Pmode for any other save level.
12598 * spu-protos.h (spu_restore_stack_block): Declare.
12599 * spu.md (save_stack_block): Remove.
12600 (restore_stack_block): Call spu_restore_stack_block.
12601 * spu.c (spu_restore_stack_block): New function.
12602 (spu_expand_epilogue): Remove old comment.
12604 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12606 PR tree-optimization/30322
12607 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12608 (cand_value_at): Return the value as aff_tree.
12609 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12610 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12611 aff_combination_mult): New functions.
12612 (aff_combination_add): Use aff_combination_add_cst.
12613 (aff_combination_convert): Allow conversions to a wider type.
12614 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12615 * tree-affine.h (aff_combination_mult): Declare.
12617 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12619 * doc/tm.texi: Update documentation to reflect reality of exec
12620 and start file search behaviours. Update copyright year.
12621 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12622 header file directories.
12624 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12626 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12627 (*cosxf2): Rename to cosxf2_i387.
12628 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12629 using X87MODEF12 mode macro. Rename patterns to
12630 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12632 (*cosdf2, *cossf2): Ditto.
12633 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12634 to match extended input operands.
12635 (sincos<mode>3): New expander.
12636 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12637 insn patterns and corresponding splitters.
12639 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12641 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12642 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12644 2007-01-09 Nicolas Pitre <nico@cam.org>
12647 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12649 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12651 * target.h (struct gcc_target): New field library_rtti_comdat.
12652 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12653 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12654 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12655 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12657 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12659 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12661 2007-01-08 Richard Guenther <rguenther@suse.de>
12663 * tree.h (force_fit_type_double): Export.
12664 (force_fit_type): Remove.
12665 * fold-const.c (force_fit_type_double): New function.
12666 (force_fit_type): Remove.
12667 (int_const_binop): Use it.
12668 (fold_convert_const_int_from_int): Likewise.
12669 (fold_convert_const_int_from_real): Likewise.
12670 (fold_div_compare): Likewise.
12671 (fold_sign_changed_comparison): Likewise.
12672 (fold_unary): Likewise.
12673 (fold_negate_const): Likewise.
12674 (fold_abs_const): Likewise.
12675 (fold_not_const): Likewise.
12676 * c-common.c (shorten_compare): Use force_fit_type_double.
12677 * convert.c (convert_to_pointer): Likewise.
12679 2007-01-08 Richard Guenther <rguenther@suse.de>
12681 * tree.h (build_int_cst_wide_type): Export.
12682 * tree.c (build_int_cst_wide_type): New function.
12683 (build_int_cst_wide): Fix comment.
12684 * builtins.c (fold_builtin_object_size): Use build_int_cst
12685 to build -1 or 0 of the correct type. Use fit_double_type
12686 to check for overflow.
12687 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12689 (decode_field_reference): Likewise.
12690 (all_ones_mask_p): Likewise.
12691 (native_interpret_int): Use build_int_cst_wide_type.
12692 (fold_binary): Use build_int_cst_type to build an all-ones
12694 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12696 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12698 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12700 2007-01-09 Ben Elliston <bje@au.ibm.com>
12702 * genautomata.c (STATS_OPTION): New option.
12703 (stats_flag): New flag.
12704 (gen_automata_option): Handle it.
12705 (initiate_automaton_gen): Ditto.
12706 (write_automata): Output statistics only if stats_flag is
12707 set. Likewise, output time statistics only if time_flag is set.
12708 * doc/md.texi (Processor pipeline description): Document new flag.
12710 2007-01-08 Richard Guenther <rguenther@suse.de>
12712 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12713 * tree.c (build_int_cst_type): Likewise.
12714 (size_in_bytes): Don't call force_fit_type on the result.
12715 (int_fits_type_p): Use fit_double_type.
12716 * fold-const.c (fit_double_type): New function.
12717 (force_fit_type): Use it.
12718 * tree.h (fit_double_type): Export.
12720 2007-01-08 Jan Hubicka <jh@suse.cz>
12722 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12723 * ipa.c (function_and_variable_visibility): Fix return type.
12725 2007-01-08 Richard Guenther <rguenther@suse.de>
12727 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12728 of offset to build the index.
12729 * tree-pretty-print.c (dump_generic_node): Don't build negated
12730 const just for printing.
12731 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12732 * builtins.c (fold_builtin_int_roundingfn): Check if result
12733 fits the type by using force_fit_type and comparing the result.
12734 * predict.c (predict_loops): Use compare_tree_int for comparison.
12735 * tree.c (build_int_cst): Fall back to integer_type_node for
12737 (build_int_cst_wide): Assert type is non-null.
12739 2007-01-08 Roberto Costa <roberto.costa@st.com>
12741 * tree-vrp.c (extract_range_from_cond_expr): New.
12742 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12743 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12745 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12746 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12747 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12748 used as expressions.
12749 * tree-object-size.c (cond_expr_object_size): New.
12750 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12752 2007-01-08 Jan Hubicka <jh@suse.cz>
12754 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12755 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12758 2007-01-08 Richard Guenther <rguenther@suse.de>
12760 PR tree-optimization/23603
12761 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12762 (extract_range_from_binary): Fall back to truthvalue instead of
12763 varying for TRUTH_*_EXPR.
12764 (extract_range_from_comparison): Fall back to truthvalue instead of
12766 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12767 if all visited PHI values were constant.
12769 2007-01-08 Jan Hubicka <jh@suse.cz>
12771 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12772 (cgraph_analyze_function): break out from ...
12773 (cgraph_finalize_compilation_unit): ... here.
12774 (cgraph_expand_function): Remove forgoten commented out line.
12775 (cgraph_optimize): Analyze functions.
12777 2007-01-08 Jan Hubicka <jh@suse.cz>
12779 * tree-pas.h (TODO_remove_function): New flag.
12780 (TODO_update*): Renumber.
12781 (pass_ipa_increase_alignment,
12782 pass_ipa_function_and_variable_visibility): New passes.
12783 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12784 (cgraph_function_and_variable_visibility): Move to ipa.c
12785 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12786 cgraph_increase_alignment.
12787 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12788 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12789 calling tree-inline.
12790 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12791 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12792 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12793 (gate_increase_alignment): New function.
12794 (pass_ipa_increase_alignment): New pass.
12795 * ipa.c: Inline tree-pass.h and timevar.h
12796 (function_and_variable_visibility): Move here from cgraphunit.c
12797 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12798 * passes.c (init_optimization_passes): Add the two new passes.
12799 (execute_todo): Handle cgraph_remove_functions.
12801 2007-01-08 Nick Clifton <nickc@redhat.com>
12803 * config/frv/predicates.md (reg_or_0_operand): Accept
12806 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12808 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12809 * config.gcc: Add bfin*-rtems*.
12811 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12813 * c.opt: Add -flax-vector-conversions.
12814 * c-typeck.c (convert_for_assignment): Pass flag to
12815 vector_types_convertible_p to allow emission of note.
12816 (digest_init): Likewise.
12817 * c-opts.c: Handle -flax-vector-conversions.
12818 * c-common.c (flag_lax_vector_conversions): New.
12819 (vector_types_convertible_p): Unless -flax-vector conversions
12820 has been passed, disallow conversions between vectors with
12821 differing numbers of subparts and/or element types. If such
12822 a conversion is disallowed, possibly emit a note on the first
12823 occasion only to inform the user of -flax-vector-conversions.
12824 The new last argument specifies this.
12825 * c-common.h (flag_lax_vector_conversions): New.
12826 (vector_types_convertible_p): Add extra argument.
12827 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12828 char_type_node for V*QI type vectors.
12829 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12830 Update to satisfy new typechecking rules.
12831 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12832 C and C++ variants.
12833 * doc/invoke.texi (C Dialect Options): Document
12834 -flax-vector-conversions.
12836 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12838 PR tree-optimization/29877
12839 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12840 a register variable on the RHS to not be replaceable.
12842 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12843 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12844 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12845 const_simm15, const_pow2, const_npow2): Added.
12846 * config/score/misc.md (insv, extv, extzv, movmemsi,
12847 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12848 * config/score/score.c (score_address_cost, score_select_cc_mode):
12850 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12851 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12852 Update score_print_operand.
12853 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12854 Adjust register allocate order and update some macro define.
12855 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12856 mdx_block_move_straight, mdx_block_move_loop_head,
12857 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12858 mdx_block_move): Added.
12859 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12860 mdp_limm): Updated and fix some bug and typo.
12861 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12862 (movsf, movdf, doloop_end): Added.
12864 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12866 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12867 config/arm/thumb2.md: Fix comment typos.
12868 * doc/extend.texi: Fix a typo.
12870 2007-01-07 Eric Christopher <echristo@apple.com>
12872 * configure.ac: Check for __stack_chk_fail for darwin.
12873 * configure: Regenerate.
12875 2007-01-07 Richard Guenther <rguenther@suse.de>
12877 * tree-vrp.c (extract_range_from_assert): CSE calls to
12878 compare_values where possible.
12879 (extract_range_from_unary_expr): Likewise.
12881 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12883 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12884 * config/avr/avr.c (call_insn_operand): Delete function.
12885 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12886 instead of register number. Use predicates.
12887 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12888 call_insn_operand): Add.
12890 2007-01-06 Jan Hubicka <jh@suse.cz>
12892 * tree-pass.h (pass_build_cgraph_edges): Declare.
12893 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12894 (visited_nodes): Remove.
12895 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12896 build_cgrpah_edges; make visited_nodes local.
12897 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12898 (record_references_in_initializer): Move to cgraphbuild.c
12899 (initialize_inline_failed, rebuild_cgraph_edges,
12900 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12901 (verify_cgraph_node): Make visited_nodes local.
12902 (cgraph_analyze_function): Do not call cgraph_create_edges and
12903 initialize_inline_failed.
12904 (cgraph_expand_function): Do not call cgraph_lower_function;
12905 assert that function is already lowered.
12906 * Makefile.in (cgraphbuild.o): New.
12907 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12908 at the end of lowering passes.
12910 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12912 * ifcvt.c (cond_move_convert_if_block): New function, code
12913 factored out from...
12914 (cond_move_process_if_block): ...here. Call the new function
12915 on the THEN and ELSE blocks.
12916 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12917 already takes care of this.
12919 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12922 * tree.h (TREE_OVERFLOW_P): New.
12923 * c-typeck.c (parser_build_unary_op): Warn only if result
12924 overflowed and operands did not.
12925 (parser_build_binary_op): Likewise.
12926 (convert_for_assignment): Remove redundant overflow_warning.
12927 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12929 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12931 * c-typeck.c (store_init_value): Split over two lines to follow
12932 the GNU coding style.
12934 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12936 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12937 __GXX_EXPERIMENTAL_CXX0X__.
12938 * doc/cpp.texi: Same.
12940 2007-01-05 Richard Guenther <rguenther@suse.de>
12942 PR middle-end/27826
12943 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12944 with mismatched types. Instead explicitly build a
12945 conversion NOP_EXPR.
12947 2007-01-05 Ian Lance Taylor <iant@google.com>
12949 * c-common.c (decl_with_nonnull_addr_p): New function.
12950 (c_common_truthvalue_conversion): Call it.
12951 * c-typeck.c (build_binary_op): Likewise.
12952 * c-common.h (decl_with_nonnull_addr_p): Declare.
12954 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12957 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12960 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12962 * doc/install.texi (Final install): Document the fact that
12963 the GNAT runtime should not be stripped.
12965 2007-01-04 Jan Hubicka <jh@suse.cz>
12967 * tree-inline.c (fold_marked_statements): Update operand caches
12968 and EH after folding
12970 2007-01-04 Ian Lance Taylor <iant@google.com>
12972 * c-common.c (check_function_nonnull): Whitespace fix.
12974 2007-01-04 Jan Hubicka <jh@suse.cz>
12976 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12977 comitted older version of patch.
12978 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12979 function, celanup cfg and collect garbage.
12981 2007-01-04 Mike Stump <mrs@apple.com>
12983 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12986 2007-01-04 Eric Christopher <echristo@apple.com>
12988 * libgcc2.c (__bswapsi2): Use SItype.
12989 (__bswapdi2): Use DItype.
12990 * libgcc2.h: Update for above.
12992 2007-01-04 Paul Brook <paul@codesourcery.com>
12994 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12995 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12996 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12997 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12998 umulsi3_highpart): Make conditional on !arm_arch6.
12999 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
13000 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
13001 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
13002 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
13003 umulsi3_highpart_v6): New insns.
13005 2007-01-04 Roger Sayle <roger@eyesopen.com>
13007 * fold-const.c (fold_convert): When casting an expression to void,
13008 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
13009 have a type. Instead of attempting to build a NOP_EXPR, return
13010 these "special" trees directly.
13012 2007-01-04 Joseph Myers <joseph@codesourcery.com>
13014 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
13015 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
13016 rs6000_cost->fp not 0 as adjustment for outer NEG.
13018 2007-01-04 Jan Hubicka <jh@suse.cz>
13020 * cgraph.c (cgraph_release_function_body): New function.
13021 (cgraph_remove_node): Use it.
13022 * cgraph.h (cgraph_release_function_body): Declare.
13023 * cgraphunit.c (cgraph_expand_function): Use it.
13024 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
13025 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
13026 is initialized and while compilation of other function is running.
13027 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
13028 statement CFG annotations from here to ...
13029 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
13031 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
13033 * cfgloop.h (enum li_flags): Make the constants powers of two.
13035 2007-01-04 Jan Hubicka <jh@suse.cz>
13037 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
13039 (fold_marked_statements): New function.
13040 (optimize_inline_calls, tree_function_versioning): Fold new statements.
13041 * tree-inline.h (copy_body_data): Add statements_to_fold.
13043 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
13045 * config.gcc: Mention libgcc/config.host.
13046 * Makefile.in: Update comments mentioning libgcc.
13047 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
13048 (all.cross, start.encap, rest.encap, rest.cross): Update
13049 dependencies for libgcc move.
13050 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
13051 (clean-target, clean-target-libgcc): Delete.
13052 (srcdirify, GCC_EXTRA_PARTS): New macros.
13053 (libgcc-support, libgcc.mvars): New rules.
13054 (distclean): Remove mention of mklibgcc.
13055 (install): Don't reference INSTALL_LIBGCC.
13056 (install-common): Don't reference EXTRA_PARTS.
13057 (install-libgcc, install-multilib): Delete rules.
13058 * mklibgcc.in: Delete file.
13059 * doc/configfiles.texi: Don't mention mklibgcc.
13061 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
13062 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
13063 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
13064 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
13065 (mklibgcc, ldblspecs): Likewise.
13067 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
13068 (posixpre.def): Use $(T).
13069 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
13070 (SHLIB_SRC, SHLIB_INSTALL): Delete.
13071 (SHLIB_LINK): Make dummy.
13072 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
13074 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
13076 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
13077 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
13078 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
13079 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
13081 * configure.ac (all_outputs): Remove mklibgcc.
13082 * configure: Regenerated.
13084 2007-01-03 Josh Conner <jconner@apple.com>
13086 PR middle-end/29683
13087 * calls.c (compute_argument_addresses): Set stack and stack_slot
13088 for partial args, too.
13089 (store_one_arg): Use locate.size.constant for the size when
13090 generating a save_area.
13092 2007-01-03 Robert Kennedy <jimbob@google.com>
13094 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
13095 whose definitions are deleted due to basic block merging.
13097 2007-01-03 Paul Brook <paul@codesourcery.com>
13100 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
13102 (use_return_insn): Return 0 for Thumb interrupt functions.
13103 (print_multi_reg): Add rfe argument for IRQ returns.
13104 (arm_output_epilogue): Pop interrupt return address directly into PC.
13105 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
13107 2007-01-03 Paul Brook <paul@codesourcery.com>
13109 Merge from sourcerygxx-4_1.
13110 * config/arm/thumb2.md: New file.
13111 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
13113 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
13114 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13115 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
13116 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
13118 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13119 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13121 * config/arm/ieee754-sf.S: Ditto.
13122 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13123 (thumb1_base_register_rtx_p): ... to this.
13124 (thumb_index_register_rtx_p): Rename...
13125 (thumb1_index_register_rtx_p): ... to this.
13126 (thumb_output_function_prologue): Rename...
13127 (thumb1_output_function_prologue): ... to this.
13128 (thumb_legitimate_address_p): Rename...
13129 (thumb1_legitimate_address_p): ... to this.
13130 (thumb_rtx_costs): Rename...
13131 (thumb1_rtx_costs): ... to this.
13132 (thumb_compute_save_reg_mask): Rename...
13133 (thumb1_compute_save_reg_mask): ... to this.
13134 (thumb_final_prescan_insn): Rename...
13135 (thumb1_final_prescan_insn): ... to this.
13136 (thumb_expand_epilogue): Rename...
13137 (thumb1_expand_epilogue): ... to this.
13138 (arm_unwind_emit_stm): Rename...
13139 (arm_unwind_emit_sequence): ... to this.
13140 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13141 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13142 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13143 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13144 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13145 thumb2_output_casesi): New functions.
13146 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13147 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13148 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13149 THUMB2_WORK_REGS): Define.
13150 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13151 arm_condexec_mask, arm_condexec_masklen)): New variables.
13152 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13153 (arm_override_options): Check new CPU capabilities.
13154 Set new architecture flag variables.
13155 (arm_isr_value): Handle v7m interrupt functions.
13156 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13158 (const_ok_for_arm): Handle Thumb-2 constants.
13159 (arm_gen_constant): Ditto. Use movw when available.
13160 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13162 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13163 (thumb_find_work_register, arm_load_pic_register,
13164 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13165 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13166 print_multi_reg, output_mov_long_double_fpa_from_arm,
13167 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13168 output_mov_double_fpa_from_arm, output_move_double,
13169 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13170 output_return_instruction, arm_output_function_prologue,
13171 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13172 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13173 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13174 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13175 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13176 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13178 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13179 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13180 (arm_file_start): Output directive for unified syntax.
13181 (arm_unwind_emit_set): Handle stack alignment instruction.
13182 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13183 Add v6t2, v7, v7a, v7r and v7m.
13184 (RETLDM): Add Thumb-2 code.
13185 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13186 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13187 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13188 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13189 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13190 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13191 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13192 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13193 ADJUST_INSN_LENGTH): Define.
13194 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13195 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13196 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13197 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13198 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13199 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13200 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13201 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13202 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13203 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13204 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13205 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13206 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13207 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13208 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13209 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13210 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
13212 * config/arm/arm-tune.md: Regenerate.
13213 * config/arm/arm-protos.h: Update prototypes.
13214 * config/arm/vfp.md: Enable patterns for Thumb-2.
13215 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
13216 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
13217 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
13218 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
13219 * config/arm/libunwind.S: Add Thumb-2 code.
13220 * config/arm/constraints.md: Update include Thumb-2.
13221 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
13222 * config/arm/ieee754-df.S: Ditto.
13223 * config/arm/bpabi.S: Ditto.
13224 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
13225 * config/arm/predicates.md (low_register_operand,
13226 low_reg_or_int_operand, thumb_16bit_operator): New.
13227 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
13228 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
13229 * config/arm/t-arm-elf: Add armv7 multilib.
13230 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
13232 (UNSPEC_STACK_ALIGN, ce_count): New.
13233 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
13234 arm_zero_extendsidi2, arm_zero_extendqidi2): New
13236 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
13237 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
13238 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
13239 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
13240 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
13241 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
13243 * doc/extend.texi: Document ARMv7-M interrupt functions.
13244 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
13246 2007-01-03 Jakub Jelinek <jakub@redhat.com>
13248 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
13249 (struct _Unwind_Context): Rename args_size to flags, remove
13250 signal_frame field, add a new args_size field and version field.
13251 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
13252 _Unwind_IsExtendedContext): New inline functions.
13253 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
13254 Assume by_value array is only present if _Unwind_IsExtendedContext.
13255 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
13256 _Unwind_IsSignalFrame.
13257 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
13258 (uw_update_context_1): Use _Unwind_SetSignalFrame.
13259 (uw_init_context_1): Initialize context->flags to
13260 EXTENDED_CONTEXT_BIT.
13261 * config/rs6000/linux-unwind.h (frob_update_context): Use
13262 _Unwind_SetSignalFrame.
13264 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13266 PR middle-end/30353
13267 * gimplify.c (gimplify_modify_expr_complex_part): Move below
13268 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
13271 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
13273 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
13274 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
13275 RET, AT_SP): Remove.
13276 * config/i386/i386.md (*sse_prologue_save_insn): Use return
13279 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13280 * cfgbuild.c (find_basic_blocks): Likewise.
13281 * cfgrtl.c (rtl_create_basic_block): Likewise.
13282 * function.c (temp_slots_at_level): Likewise.
13283 * reg-stack.c (stack_regs_mentioned): Likewise.
13284 * regclass.c (allocate_reg_info): Likewise.
13285 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13286 set_bb_for_stmt, move_block_to_fn): Likewise.
13287 * tree-complex.c (tree_lower_complex): Likewise.
13288 * vec.h (VEC_safe_grow_cleared): New.
13290 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
13292 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
13294 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
13295 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
13297 * cfgloopmanip.c (scale_loop_frequencies): Export.
13298 (loopify): Scale the frequencies by prescribed coefficients.
13299 (set_zero_probability): New function.
13300 (duplicate_loop_to_header_edge): Improve updating of frequencies.
13301 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
13302 and frequencies according to arguments.
13303 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
13305 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
13306 * modulo-sched.c (sms_schedule): Set probabilities for entering
13307 versioned loop correctly.
13308 * tree-vect-transform.c (vect_transform_loop): Ditto.
13309 * cfgloop.h (loopify, loop_version): Declaration changed.
13310 (scale_loop_frequencies): Declared.
13312 2007-01-02 Jan Hubicka <jh@suse.cz>
13314 * cgraph.c: Include tree-flow.h
13315 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13316 early_local_passes.
13317 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13318 * tree-pass.h (pass_all_early_optimizations): Declare.
13319 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13320 early_local_passes.
13321 (cgraph_analyze_function): Do early_local_passes.
13322 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13323 Do not add referenced vars.
13324 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13326 (gate_all_early_local_passes): New gate.
13327 (pass_early_local_passes): Use new gate.
13328 (execute_early_local_optimizations): New functions.
13329 (gate_all_early_optimizations): New gate.
13330 (pass_all_early_optimizations): New pass.
13331 (execute_free_datastructures): Free SSA only when initialized.
13332 (gate_init_datastructures): Init only when optimizing.
13333 (tree_lowering_passes): Do early local passes when called late.
13334 * tree-profile.c (do_tree_profiling): Don't profile functions added
13336 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13337 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13339 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13340 during early_local_passes.
13341 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13344 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13346 * Makefile.in: Update copyright year.
13348 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13350 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13351 in $(lang_checks) and check-consistency targets.
13353 2007-01-02 Jan Hubicka <jh@suse.cz>
13355 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13356 Do not add referenced vars.
13357 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13359 * passes.c (init_optimization_passes): Put mudflap_2 after
13360 free_datastructures.
13362 2007-01-02 Jan Hubicka <jh@suse.cz>
13364 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13365 Set NOTHROW flag on call statements proved to be nothrow.
13366 Update statement of local calls so new pure/const functions are
13367 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13369 (tree_rest_of_compilation): Register hooks and initialize bitmap
13370 early. Do not set after_inlining flag.
13372 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13374 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13375 HOST_BITS_PER_LONGLONG
13377 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13380 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13381 warning for non-static initializers.
13383 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13385 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13386 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13387 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13388 Always use set_unique_reg_note to add REG_EQUAL notes.
13390 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13393 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13395 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13396 * cfgbuild.c (find_basic_blocks): Likewise.
13397 * cfgrtl.c (rtl_create_basic_block): Likewise.
13398 * function.c (temp_slots_at_level): Likewise.
13399 * reg-stack.c (stack_regs_mentioned): Likewise.
13400 * regclass.c (allocate_reg_info): Likewise.
13401 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13402 set_bb_for_stmt, move_block_to_fn): Likewise.
13403 * tree-complex.c (tree_lower_complex): Likewise.
13404 * vec.h (VEC_safe_grow_cleared): New.
13406 2007-01-02 Ian Lance Taylor <iant@google.com>
13408 * c-common.c (c_common_truthvalue_conversion): When warning about
13409 using an assignment as a truth value, set TREE_NO_WARNING.
13411 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13414 * c.opt (Wold-style-declaration): New.
13415 * doc/invoke.texi (C-only Warning Options): New.
13416 (Wold-style-declaration): Document it.
13417 (Wextra): Enabled by -Wextra.
13418 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13419 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13420 -Wold-style-declaration.
13422 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13424 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13425 * cfgbuild.c (find_basic_blocks): Likewise.
13426 * cfgrtl.c (rtl_create_basic_block): Likewise.
13427 * function.c (temp_slots_at_level): Likewise.
13428 * reg-stack.c (stack_regs_mentioned): Likewise.
13429 * regclass.c (allocate_reg_info): Likewise.
13430 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13431 set_bb_for_stmt, move_block_to_fn): Likewise.
13432 * tree-complex.c (tree_lower_complex): Likewise.
13433 * vec.h (VEC_safe_grow_cleared): New.
13435 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13437 * c-common.c (c_common_nodes_and_builtins): Since variants of
13438 void_type_node get built before it is given a name, we need to
13439 give those variants the name, too.
13440 (complete_array_type): We need to work with the canonical main
13441 type of the array, from which we will build the qualified version.
13442 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13443 * print-tree.c (print_node): Display canonical type information
13445 * stor-layout.c (layout_type): When we don't know the
13446 alignment of a type for which we're building an array, we end up
13447 guessing wrong, so make the type require structural equality.
13448 * tree.c (make_node_stat): When we build a new type, it is its
13449 own canonical type.
13450 (build_type_attribute_qual_variant): When building an attribute
13451 variant, its canonical type is the non-attribute variant. However,
13452 if the attributes are target-dependent and they differ, we need to
13453 use structural equality checks for this type.
13454 (build_qualified_type): A qualified type is not equivalent to its
13455 unqualified variant; set the canonical type appropriately.
13456 (build_distinct_type_copy): When building a distinct type from
13457 another type, the new type is its own canonical type.
13458 (build_variant_type_copy): When building a new type variant, we
13459 assume that it is equivalent to the original type.
13460 (build_pointer_type_for_mode): When building a pointer type, also
13461 build a canonical type pointer.
13462 (build_reference_type_for_mode): When building a reference type,
13463 also build a canonical type reference.
13464 (build_index_type): When we can't hash an index type (e.g.,
13465 because its maximum value is negative), the index type requires
13466 structural equality tests.
13467 (build_array_type): Build the canonical form of an array type.
13468 (build_function_type): Function types require structural equality,
13469 because they contain default arguments, attributes, etc.
13470 (build_method_type_directly): Ditto for method types.
13471 (build_offset_type): Build the canonical offset type.
13472 (build_complex_type): Build the canonical vector type.
13473 (make_vector_type): Build the canonical vector type.
13474 * tree.h (TYPE_CANONICAL): New.
13475 (TYPE_STRUCTURAL_EQUALITY_P): New.
13476 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13477 (struct tree_type): Added "canonical" field.
13478 * params.h (VERIFY_CANONICAL_TYPES): New.
13479 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13480 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13481 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13482 * doc/invoke.texi (verify-canonical-types): Document --param
13483 parameter for verifying canonical types.
13485 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13487 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13488 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13489 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13490 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13492 * config/rs6000/e500.h: New.
13493 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13494 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13496 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13497 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13498 TARGET_E500_DOUBLE): Remove.
13499 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13500 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13501 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13502 * config/rs6000/rs6000.c (rs6000_override_options): Use
13503 CHECK_E500_OPTIONS.
13505 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13507 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13508 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13509 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13510 rs6000_emit_cmove): Don't check TARGET_E500.
13511 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13512 sordered): Don't check TARGET_E500.
13514 2007-01-01 Eric Christopher <echristo@apple.com>
13516 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13517 HARD_REGISTER_NUM_P.
13519 2007-01-01 Roger Sayle <roger@eyesopen.com>
13521 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13522 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13523 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13526 2007-01-01 Mike Stump <mrs@apple.com>
13528 * configure.ac: Remove support for building with Apple's gcc-3.1.
13530 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13532 PR middle-end/30311
13533 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13534 REG is a hard register. Do not modify REG before calling
13536 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13537 multiple of the size of YMODE for certain lowpart cases.
13539 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13541 PR middle-end/30253
13542 * gimplify (voidify_wrapper_expr): Update for
13543 GIMPLE_MODIFY_STMT.
13545 2007-01-01 Andreas Schwab <schwab@suse.de>
13548 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13549 save of BR0 in extra_spill_size instead of spill_size.
13550 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13552 (ia64_expand_epilogue): Restore BR0 from its new location.
13554 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13556 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13557 Use a temporary variable if the left hand side is not a gimple
13560 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13562 * gimplify.c (gimplify_return_expr): Make the temporary variable
13563 for the return expression, a gimple register variable.
13565 2007-01-01 Jan Hubicka <jh@suse.cz>
13567 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13570 2007-01-01 Mike Stump <mrs@apple.com>
13572 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13574 * config/darwin.c (machopic_select_rtx_section): Use
13575 HAVE_GAS_LITERAL16.
13576 (darwin_mergeable_constant_section): Likewise.
13577 * configure: Regenerate.
13578 * config.in: Regenerate.
13580 2007-01-01 Jan Hubicka <jh@suse.cz>
13581 Andrew Pinski <pinskia@gmail.com>
13583 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13584 before starting IPA passes.