1 2006-05-20 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
6 inlined function, not as a macro.
9 (_mm_insert_pi16): Ditto.
11 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12 (_m_pshufw): Ditto. Add const to __N argument.
13 (_mm_shufle_ps): Ditto. Add const to __mask argument.
14 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15 (_mm_slli_epi32): Ditto.
16 (_mm_srli_si128): Implement as always inlined function, not as a macro.
17 Add __inline to function declaration.
18 (_mm_slli_si128): Ditto.
20 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
23 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
25 (struct fenv): New structure.
26 (FP_HANDLE_EXCEPTIONS): New define.
27 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
28 (_FP_DECL_EXP): New define.
29 (FP_INIT_ROUNDMODE): New define.
30 (FP_ROUNDMODE): New define.
32 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
35 (Wconversion): Update description.
36 (Wconversion-sign): New.
37 * c.opt (Wconversion-sign): New.
38 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
39 means disabled for C++. Otherwise, take the status of Wconversion.
40 * c-common.c (conversion_warning): Warn with either Wconversion or
42 (warnings_for_convert_and_check): Conditions are already checked by
44 (convert_and_check): Don't check warnings if the conversion failed.
46 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
47 Anatoly Sokolov <aesok@dol.ru>
49 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
50 avr_epilogue_uses) : Add declaration.
51 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
52 * config/avr/constraints.md (R): New constraint.
53 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
54 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
55 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
56 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
57 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
58 call_prologue_saves, epilogue_restores, return_from_epilogue,
59 return_from_main_epilogue, return_from_interrupt_epilogue,
60 return_from_naked_epilogue, prologue, epilogue): New patterns.
61 (jump): Handle symbol reference.
62 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
63 avr_output_function_prologue, avr_output_function_epilogue): Remove
65 (avr_init_machine_status, expand_prologue, expand_epilogue,
66 avr_asm_function_end_prologue, avr_epilogue_uses,
67 avr_asm_function_begin_epilogue): New functions.
68 (prologue_size, epilogue_size, jump_tables_size): Remove global
70 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
71 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
72 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
73 (avr_override_options): Initialise init_machine_status.
74 (output_movhi): Handle all stack pointer loads.
75 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
76 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
77 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
78 (EPILOGUE_USES) Redefine.
79 (machine_function) Declare.
81 2007-05-19 Richard Sandiford <richard@codesourcery.com>
83 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
84 Use a single return statement.
86 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
89 * builtins.c (do_mpfr_lgamma_r): New.
90 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
91 * tree.h (CASE_FLT_FN_REENT): New.
93 2007-05-18 Geoffrey Keating <geoffk@apple.com>
95 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
96 (output_die): Use 'unsigned long' with %x.
97 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
98 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
99 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
101 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
103 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
108 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
109 true if function has no argument.
111 2007-05-18 DJ Delorie <dj@redhat.com>
113 * config/mips/mips.c (mips_offset_within_alignment_p): New.
114 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
116 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
118 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
119 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
120 count_trailing_zeros.
121 (__i386__): Implement count_leading_zeros using __builtin_clz().
122 Implement count_trailing_zeros usign __builtin_ctz().
124 2007-05-18 Richard Sandiford <richard@codesourcery.com>
126 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
128 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
131 * expr.c (emit_move_change_mode): Change mode of push operands here.
133 2007-05-17 Ian Lance Taylor <iant@google.com>
135 PR tree-optimization/31953
136 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
138 (set_value_range_to_null): Call set_value_range_to_value.
139 (extract_range_from_comparison): Likewise.
141 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
143 * toplev.c (print_version): Output GMP/MPFR version info.
145 * builtins.c (CASE_MATHFN_REENT): New macro.
146 (mathfn_built_in): Use it.
147 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
148 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
149 BUILT_IN_LGAMMAL_R): New.
150 * doc/extend.texi: Document new builtins.
153 * builtins.c (do_mpfr_remquo): New.
154 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
155 (fold_builtin_3): Handle BUILT_IN_REMQUO.
158 * builtins.c (fold_builtin_1): Handle y0, y1.
159 (fold_builtin_2): Handle yn.
162 * builtins.c (do_mpfr_bessel_n): New.
163 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
164 (fold_builtin_2): Handle BUILT_IN_JN.
166 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
169 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
170 TYPE_PRECISION (intmax_type_node).
172 2007-05-17 Steve Ellcey <sje@cup.hp.com>
175 * reload.c (subst_reloads): Remove checking.
177 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
179 PR rtl-optimization/31691
180 * combine.c (simplify_set): Build a new src pattern instead of
181 substituting its operands in the COMPARE case.
183 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
185 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
186 (execute_vrp): Preserve loops through jump threading.
187 * tree-ssa-threadupdate.c (thread_single_edge,
188 dbds_continue_enumeration_p, determine_bb_domination_status,
189 thread_through_loop_header): New functions.
190 (create_edge_and_update_destination_phis,
191 create_edge_and_update_destination_phis): Set loops for the new blocks.
192 (prune_undesirable_thread_requests): Removed.
193 (redirect_edges): Do not pretend that redirect_edge_and_branch can
195 (thread_block): Do not call prune_undesirable_thread_requests.
197 (mark_threaded_blocks): Select edges to thread here.
198 (thread_through_all_blocks): Take may_peel_loop_headers argument.
199 Thread edges through loop headers independently.
200 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
201 * tree-pass.h (TODO_mark_first_instance): New.
202 (first_pass_instance): Declare.
203 * cfghooks.c (duplicate_block): Put the block to the original loop
204 if copy is not specified.
205 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
206 jump threading. Pass may_peel_loop_headers to
207 thread_through_all_blocks according to first_pass_instance.
208 * cfgloop.h (create_preheader): Declare.
209 * tree-flow.h (thread_through_all_blocks): Declaration changed.
210 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
211 * passes.c (first_pass_instance): New variable.
212 (next_pass_1): Set TODO_mark_first_instance.
213 (execute_todo): Set first_pass_instance.
215 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
217 PR tree-optimization/24659
218 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
219 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
220 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
221 OTI_vec_pack_ufix_trunc.
222 (vec_unpacks_float_hi_optab): Define new macro.
223 (vec_unpacks_float_lo_optab): Ditto.
224 (vec_unpacku_float_hi_optab): Ditto.
225 (vec_unpacku_float_lo_optab): Ditto.
226 (vec_pack_sfix_trunc_optab): Ditto.
227 (vec_pack_ufix_trunc_optab): Ditto.
228 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
229 and vec_pack_[s|u]fix_trunc_optab using
230 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
231 * tree-vectorizer.c (supportable_widening_operation): Handle
232 FLOAT_EXPR and CONVERT_EXPR. Update comment.
233 (supportable_narrowing_operation): New function.
234 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
235 * tree-vect-transform.c (vectorizable_conversion): Handle
236 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
237 (vect_gen_widened_results_half): Move before vectorizable_conversion.
238 (vectorizable_type_demotion): Call supportable_narrowing_operation()
239 to check for target support.
240 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
241 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
242 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
243 for VEC_PACK_FIX_TRUNC_EXPR.
244 (expand_binop): Special case mode of the result for
245 vec_pack_[u|s]fix_trunc_optab.
246 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
247 vec_pack_[u|s]fix_trunc_optab.
249 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
250 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
251 * tree-pretty-print.c (dump_generic_node): Handle
252 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
253 VEC_PACK_FIX_TRUNC_EXPR.
255 * expr.c (expand_expr_real_1): Ditto.
256 * tree-inline.c (estimate_num_insns_1): Ditto.
257 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
259 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
260 (vec_unpacks_float_lo_v8hi): Ditto.
261 (vec_unpacku_float_hi_v8hi): Ditto.
262 (vec_unpacku_float_lo_v8hi): Ditto.
263 (vec_unpacks_float_hi_v4si): Ditto.
264 (vec_unpacks_float_lo_v4si): Ditto.
265 (vec_pack_sfix_trunc_v2df): Ditto.
267 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
269 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
270 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
271 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
272 [vec_pack_ufix_trunc]: Ditto.
273 [vec_unpacks_float_hi]: Ditto.
274 [vec_unpacks_float_lo]: Ditto.
275 [vec_unpacku_float_hi]: Ditto.
276 [vec_unpacku_float_lo]: Ditto.
278 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
280 * soft-fp/README: Update for new files.
281 * soft-fp/floattisf.c: New file.
282 * soft-fp/floattidf.c: New file.
283 * soft-fp/floattitf.c: New file.
284 * soft-fp/floatuntisf.c: New file.
285 * soft-fp/floatuntidf.c: New file.
286 * soft-fp/floatuntitf.c: New file.
287 * soft-fp/fixsfti.c: New file.
288 * soft-fp/fixdfti.c: New file.
289 * soft-fp/fixtfti.c: New file.
290 * soft-fp/fixunssfti.c: New file.
291 * soft-fp/fixunsdfti.c: New file.
292 * soft-fp/fixunstfti.c: New file.
293 * soft-fp/extendxftf.c: New file.
294 * soft-fp/trunctfxf.c: New file.
296 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
297 (__trunctfxf2): Ditto.
299 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
300 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
301 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
302 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
303 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
304 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
306 * config/i386/t-fprules-softfp64: New file.
307 * config/i386/sfp-machine.h: New file.
308 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
309 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
310 and soft-fp/t-softfp to tmake_file.
311 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
312 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
314 * config/i386/t-linux64 (softfp_wrap_start): New.
315 (softfp_wrap_end): New.
316 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
317 supported for TARGET_64BIT.
319 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
321 * c-common.c (c_common_signed_or_unsigned_type): Emulate
322 c_common_unsigned_type behavior.
324 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
326 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
329 2007-05-16 Eric Christopher <echristo@apple.com>
331 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
332 saving after stack push. Set sp_offset whenever we push.
333 (rs6000_emit_epilogue): Move altivec register restore before
336 2007-05-16 Richard Sandiford <richard@codesourcery.com>
338 * configure.ac: Allow sysroots to be relocated under $prefix as
339 well as $exec_prefix.
340 * configure: Regenerate.
342 2007-05-16 Richard Sandiford <richard@codesourcery.com>
346 2007-05-12 Richard Sandiford <richard@codesourcery.com>
348 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
349 (gcc_tooldir): Likewise.
350 * configure: Regenerate.
351 * Makefile.in (libsubdir_to_prefix): New variable, based on the
352 old configure.ac gcc_tooldir setting.
353 (prefix_to_exec_prefix): New variable.
354 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
355 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
357 2007-05-14 Janis Johnson <janis187@us.ibm.com>
359 * c-typeck.c (build_binary_op): Return early for error.
361 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
363 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
364 struct nb_iter_bound.
365 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
366 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
367 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
368 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
369 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
370 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
371 (del_scev_info): Use ggc_free.
372 (scev_initialize): Allocate scalar_evolution_info in gc memory.
373 * loop-init.c: Include ggc.h.
374 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
375 (loop_optimizer_finalize): Use ggc_free.
376 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
377 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
378 pass_iv_optimize): Add TODO_ggc_collect.
379 * function.h (struct function): Remove skip marker from x_current_loops.
380 * cfgloop.c: Include ggc.h.
381 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
383 (establish_preds): Vector superloops is gc allocated.
384 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
386 (flow_loops_find): Vector larray is gc allocated.
387 (loop_exit_free): Use ggc_free.
388 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
389 that head of exits list is now not a part of struct loop.
390 (record_loop_exits): Allocate exits table in gc memory.
391 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
392 head of exits list is now not a part of struct loop.
393 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
394 struct loop_exit): Add GTY marker.
395 (struct loop): Add GTY marker. Make superloops vector gc allocated.
396 Add skip marker to aux field. Make head of exits list a separate
398 (struct loops): Add GTY marker. Make larray vector gc allocated.
399 Add param marker to exits table.
400 (get_loops): Type changed.
401 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
403 (cfgloop.o, loop-init.o): Add ggc.h dependency.
404 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
405 * basic-block.h (struct basic_block_def): Remove skip marker from
408 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
410 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
411 of 0 in the call to expand_expr().
412 (expand_builtin_mathfn_3): Ditto.
413 (expand_builtin_interclass_mathfn): Ditto.
414 (expand_builtin_cexpi): Ditto.
415 (expand_builtin_int_roundingfn): Ditto.
416 (expand_builtin_int_roundingfn_2): Ditto.
417 (expand_builtin_pow): Ditto.
418 (expand_builtin_powi): Ditto.
419 (expand_builtin_bswap): Ditto.
420 (expand_builtin_unop): Ditto.
421 (expand_builtin_fabs): Ditto.
422 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
423 the call to expand_expr().
424 (expand_builtin_sync_operation): Ditto.
425 (expand_builtin_compare_and_swap): Ditto.
426 (expand_builtin_lock_test_and_set): Ditto.
427 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
428 instead of 0 in the call to expand_expr().
429 (expand_builtin_extract_return_addr): Ditto.
430 (expand_builtin_eh_return): Ditto.
431 (expand_eh_return): Ditto.
432 * explow.c (expr_size): Ditto.
433 * expr.c (optimize_bitfield_assignment_op): Ditto.
434 (expand_assignement): Ditto.
436 (store_field): Ditto.
437 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
438 the call to expand_expr().
439 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
440 in the call to expand_expr().
441 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
442 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
443 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
445 * optabs.c (expand_vec_shift_expr): Ditto.
446 (expand_vec_cond_expr): Ditto.
447 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
448 call to expand_expr().
449 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
450 in the call to expand_expr().
452 2007-05-14 Dave Korn <dave.korn@artimi.com>
454 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
456 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
458 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
459 instead of c_common_unsigned_type.
460 (c_common_unsigned_type): Remove.
461 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
462 c_common_unsigned_type.
463 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
464 c_common_unsigned_type.
465 * c-common.h (c_common_unsigned_type): Remove.
466 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
467 c_common_unsigned_type.
468 * c-format.c (check_format_types): Use unsigned_type_for instead of
469 c_common_unsigned_type.
470 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
471 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
472 c_common_unsigned_type.
473 * convert.c (convert_to_integer): Use unsigned_type_for instead of
474 lang_hooks.types.unsigned_type.
475 * expmed.c (make_tree): Use unsigned_type_for instead of
476 lang_hooks.types.unsigned_type.
477 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
478 lang_hooks.types.unsigned_type.
479 (build_range_check): Likewise.
480 (fold_unary): Likewise.
481 (fold_binary): Likewise.
482 (fold_ternary): Likewise.
483 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
484 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
485 * tree.c (get_unsigned_type): New.
486 (unsigned_type_for): Use get_unsigned_type instead of
487 lang_hooks.types.unsigned_type.
489 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
491 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
492 to m68k_get_function_kind. Update its prototype.
493 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
495 (m68k_interrupt_function_p): Return enum m68k_function_type
496 instead of bool. Rename to m68k_get_function_kind.
497 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
499 (m68k_compute_frame_layout): Don't mark any register for save
500 if an interrupt_thread attribute is specified.
501 (m68k_hard_regno_rename_ok): Update a use of
502 m68k_interrupt_function_p.
503 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
504 m68k_interrupt_function_p.
505 (m68k_function_type): New.
506 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
507 for a function with an interrupt_thread attribute.
508 * doc/extend.texi: Document the interrupt_thread attribute.
510 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
512 Fix PR tree-optimization/31911
513 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
514 if they didn't change the expression.
516 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
518 * tree-scalar-evolution.c (resolve_mixers): Exported.
519 * tree-scalar-evolution.h (resolve_mixers): Declare.
520 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
521 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
522 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
523 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
524 init_array_ref, init_pointer_ref, analyze_indirect_ref,
525 strip_conversion, analyze_offset_expr, address_analysis,
526 object_analysis, analyze_offset): Removed.
527 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
528 split_constant_offset, canonicalize_base_object_address,
529 object_address_invariant_in_loop_p, disjoint_objects_p,
530 dr_may_alias_p, dr_address_invariant_p): New functions.
531 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
532 and dr_analyze_alias.
533 (initialize_data_dependence_relation): Use dr_may_alias_p
534 and object_address_invariant_in_loop_p.
535 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
537 (find_data_references_in_stmt): Restrict the analysis of data references
538 to the given loop nest.
539 (find_data_references_in_loop): Made static. Pass loop nest to
540 find_data_references_in_stmt.
541 (compute_data_dependences_for_loop): Use DR_VOPS.
542 (free_data_ref): Free DR_VOPS.
543 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
544 (struct innermost_loop_behavior): ... new.
545 (struct base_object_info): Replaced by ...
546 (struct indices): ... new.
547 (struct dr_alias): New.
548 (enum data_ref_type): Removed.
549 (struct data_reference): Consist of struct innermost_loop_behavior,
550 struct indices and struct dr_alias.
551 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
552 (DR_MEMTAG): Renamed to ...
553 (DR_SYMBOL_TAG): ... this.
554 (find_data_references_in_loop): Declaration removed.
555 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
556 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
557 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
558 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
560 2007-05-13 Revital Eres <eres@il.ibm.com>
562 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
563 which walks virtual def-use chains to find redundant stores.
564 (dse_optimize_stmt): Call it.
566 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
568 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
569 * passes.c (init_optimization_passes): Move pass_jump_bypass
572 * basic-block.h (bb_has_eh_pred): Fix style issue.
574 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
576 PR rtl-optimization/31848
577 * loop-invariant.c (move_invariant_reg): If we move an insn
578 with a REG_EQUAL note, and that insn is not always executed,
579 remove the REG_EQUAL note.
581 2007-05-12 Richard Guenther <rguenther@suse.de>
583 PR tree-optimization/31797
584 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
585 propagate into a stmt that has volatile ops.
587 2007-05-12 Richard Sandiford <richard@codesourcery.com>
589 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
590 (gcc_tooldir): Likewise.
591 * configure: Regenerate.
592 * Makefile.in (libsubdir_to_prefix): New variable, based on the
593 old configure.ac gcc_tooldir setting.
594 (prefix_to_exec_prefix): New variable.
595 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
596 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
598 2007-05-11 Silvius Rus <rus@google.com>
600 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
601 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
602 * c-common.h (strict_aliasing_warning): Change return type.
603 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
604 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
605 (build_c_cast): Condition call to strict_aliasing_warning.
606 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
607 * flags.h (set_Wstrict_aliasing): Declare.
608 * opts.c (set_Wstrict_alising): Define, add call to.
609 * tree-flow.h (strict_aliasing_warning_backend): Declare.
610 * tree-ssa-alias-warnings.c: New file.
611 * tree-ssa-alias.c (compute_may_aliases): Add call to
612 strict_aliasing_warning_backend.
614 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
616 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
617 Use loop_depth and loop_outer accessor functions.
618 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
619 determine_invariantness_stmt, move_computations_stmt): Ditto.
620 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
621 add_loop, loopify, unloop, fix_loop_structure): Ditto.
622 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
623 * tree-scalar-evolution.c (interpret_loop_phi,
624 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
625 instantiate_parameters_1, scev_const_prop): Ditto.
626 * cfghooks.c (make_forwarder_block): Ditto.
627 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
628 * modulo-sched.c (loop_canon_p): Ditto.
629 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
630 slpeel_can_duplicate_loop_p): Ditto.
631 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
632 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
633 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
634 cancel_loop, verify_loop_structure): Ditto.
635 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
636 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
637 superloops vector instead of "pred" array.
638 (establish_preds): Take father loop as an argument. Initialize the
640 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
641 initialize loop->outer.
642 (flow_loop_tree_node_remove): Truncate the superloops vector.
643 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
644 "pred" merged to "superloops" vector.
645 (loop_depth, loop_outer): New.
646 (fel_init): Use loop_outer.
648 2007-05-11 Jan Hubicka <jh@suse.cz>
650 * cgraphunit.c: Include gt-cgraphunit.h
651 (static_ctors, static_dtors): New static vars.
652 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
653 based on implementation in c-common.c
654 (cgraph_finalize_function): Call record_cdtor_fn.
655 (cgraph_optimize): Call cgraph_build_cdtor_fns.
656 * decl.c (finish_function): Do not call c_record_cdtor_fn.
657 (c_write_global_declarations): Do not call c_build_cdtor_fns.
658 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
659 build_cdtor, c_build_cdtor_fns): Remove.
660 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
661 c_build_cdtor_fns): Remove prototype.
663 2007-05-11 Paolo Carlini <pcarlini@suse.de>
666 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
667 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
668 * builtins.c (fold_builtin_memchr): New.
669 (expand_builtin_memchr): Call the latter.
670 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
671 * doc/extend.texi ([Other built-in functions provided by GCC]):
674 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
676 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
677 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
678 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
679 PFPO_OP1_TYPE_SHIFT): Constants added.
680 (DFP_ALL): Mode macro defined.
681 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
682 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
683 Insn definitions added.
684 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
685 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
688 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
690 PR tree-optimization/31885
691 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
693 (automatically_generated_chrec_p): Return false for NULL.
695 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
697 * config/bfin/bfin.h (MOVE_RATIO): Define.
699 2007-05-10 Richard Sandiford <richard@codesourcery.com>
701 * config.gcc (sparc-wrs-vxworks): New target.
702 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
703 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
704 * config/sparc/sparc.h: Include vxworks-dummy.h.
705 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
706 include LABEL_REFs too.
707 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
708 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
710 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
712 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
713 (sparc_emit_call_insn): New function.
714 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
715 functions when generating VxWorks PIC.
716 * config/sparc/sparc.md (vxworks_load_got): New pattern.
717 (call, call_value): Use sparc_emit_call_insn instead of
720 2007-05-09 Bob Wilson <bob.wilson@acm.org>
722 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
724 2007-05-09 Bob Wilson <bob.wilson@acm.org>
726 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
727 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
728 instead of operand_subword.
730 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
732 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
733 * config/bfin/bfin.c (bfin_local_alignment): New function.
734 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
736 2007-05-08 Chao-ying Fu <fu@mips.com>
738 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
739 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
740 (smsub_widen_optab, umsub_widen_optab): Define.
741 * optabs.c (init_optabs): Initialize smsub_widen_optab and
743 * genopinit.c (optabs): Fill in smsub_widen_optab and
745 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
746 and umsub_widen_optab to implement multiply-subtract sequences.
747 * config/mips/mips.md (*msac<u>_di): Rename to...
748 (<u>msubsidi4): ...this. Extend condition to include
749 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
750 of operand 0 to "ka" and use the three-operand form of msub<u>
752 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
755 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
757 PR rtl-optimization/28011
758 * reload.c (push_reload): Set dont_share if IN appears in OUT
759 also when IN is a PLUS rtx.
760 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
763 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
765 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
766 call unshare_all_decls.
767 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
768 (unshare_all_decls): Remove.
770 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
773 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
776 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
777 Nigel Stephens <nigel@mips.com>
779 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
780 Update comments and all uses.
781 (MIN_FPRS_PER_FMT): Define.
782 * config/mips/mips.c (function_arg): Fix to correctly handle
783 the -mips32r2 -mfp64 -mabi=32 case.
784 (override_options): Enable use of odd-numbered registers for
785 SFmode values on MIPS32.
786 (mips_save_reg_p): Save whole floating-point register pair if
788 (compute_frame_size): Fix comment.
790 2007-05-08 Jie Zhang <jie.zhang@analog.com>
792 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
793 argument of type bool.
794 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
795 argument. Safely select temporary P register according to it.
796 (do_link): Change call site of add_to_reg accordingly.
797 (do_unlink): Add epilogue_p as a fourth argument and pass it
799 (expand_interrupt_handler_epilogue): Change call of do_unlink
801 (bfin_expand_prologue): Add a third argument sibcall_p.
802 * config/bfin/bfin.md (epilogue): Change call of
803 bfin_expand_epilogue accordingly.
804 (sibcall_epilogue): Likewise.
805 (eh_return_internal): Likewise.
807 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
808 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
809 * config/bfin/bfin.c (bfin_handle_option): Handle
810 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
811 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
812 Support bf534, bf536 and bf561.
813 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
815 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
818 * config/i386/i386.c (ix86_function_regparm): Process local
819 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
821 2007-05-07 Mike Stump <mrs@apple.com>
823 * doc/invoke.texi (Warning Options): Document that -Wempty-body
824 also checks for and while statements in C++.
826 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
828 * gcc.c (at_file_supplied): New variable.
829 (main): Set it if we expanded argv.
830 (do_spec_1): Pass an @-file to the linker if we were called with
831 an @-file argument and HAVE_GNU_LD.
832 * collect2.c (at_file_supplied): New variable.
833 (response_file): New variable.
834 (collect_exit): Unlink response_file if necessary.
837 (main): Set at_file_supplied if we expanded argv.
838 (collect_execute): Pass an @-file to subprocesses if we were called
839 with an @-file argument.
840 * configure.ac: Add define for HAVE_GNU_LD.
841 * configure: Regenerate.
842 * config.in: Regenerate.
844 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
846 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
852 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
854 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
855 (TARGET_ENCODE_SECTION_INFO): Re-define.
856 (m32c_encode_section_info): New
857 (function_vector_handler): New
858 (current_function_special_page_vector): New
859 (m32c_special_page_vector_p): New.
860 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
862 * config/m32c/jump.md: Added instruction JSRS for functions
863 with attribute "function_vector".
864 * doc/extend.texi (function_vector): Added description
865 for M16C, M32C targets.
867 2007-05-07 DJ Delorie <dj@redhat.com>
870 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
871 ashrpsi3, lshrpsi3): Update shift count constraint.
873 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
874 Nathan Froyd <froydnj@codesourcery.com>
877 * c-incpath.c (add_path): Strip trailing path separators.
879 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
881 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
882 Free dominance info before purging EH edges.
883 (eliminate_degenerate_phis): Likewise.
884 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
886 2007-05-07 Jan Hubicka <jh@suse.cz>
888 * gimplify.c (gimplify_expr): Do not crash when folding
891 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
894 * c-opts.c (lang_fortran): Make it non static.
895 * c-common.h (lang_fortran): New prototype.
896 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
897 -lang-fortran option was passed by the driver.
899 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
901 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
902 of ASSERT_CHECKING. Tweak message.
904 2007-05-06 Revital Eres <eres@il.ibm.com>
907 * loop-unroll.c (insert_var_expansion_initialization):
908 Initialize the expansions with -zero instead of +zero.
910 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
912 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
913 into pic and non-pic versions. Mark r19 as used for
914 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
915 for tgd_load, tld_load and tie_load .
916 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
917 version of tgd_load, tld_load and tie_load depending on the
920 2007-05-04 Ulrich Drepper <drepper@redhat.com>
921 Jakub Jelinek <jakub@redhat.com>
923 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
924 (__do_global_dtors_aux): Use more paranoid loop to run
925 destructors if HIDDEN_DTOR_LIST_END.
926 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
928 2007-05-04 Jakub Jelinek <jakub@redhat.com>
930 * varasm.c (align_variable): Don't increase alignment for
931 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
932 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
934 2007-05-04 Josh Conner <jconner@apple.com>
936 * basic-block.h (cdi_direction): Assign values to all enumeration
938 (dom_computed): Remove.
939 (dom_info_state): New.
940 (set_dom_info_availability): New.
941 * tree-ssa-loop-im.c (determine_invariantness): Initialize
942 walk_data.dom_direction.
943 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
944 instead of dom_computed[].
945 (split_edge): Likewise.
946 (create_basic_block): Likewise.
947 (merge_blocks): Likewise.
948 * ifcvt.c (find_if_header): Likewise.
949 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
950 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
951 * tree-ssa.c (verify_ssa): Likewise.
952 * tree-cfg.c (tree_verify_flow_info): Likewise.
953 (remove_edge_and_dominated_blocks): Likewise.
954 * dominance.c (dom_computed): Make static.
955 (calc_dfs_tree_nonrec): Change third param to a bool.
956 (calc_dfs_tree): Change second param to a bool.
957 (calc_idioms): Change second param to a bool. Use
958 dom_convert_dir_to_idx.
959 (init_dom_info): Validate dir before using.
960 (dom_convert_dir_to_idx): New.
961 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
962 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
963 (free_dominance_info): Use dom_convert_dir_to_idx.
964 (get_immediate_dominator): Likewise.
965 (set_immediate_dominator): Likewise.
966 (get_dominated_by): Likewise.
967 (redirect_immediate_dominators): Likewise.
968 (nearest_common_denominator): Likewise.
969 (dominated_by_p): Likewise.
970 (bb_dom_dfs_in): Likewise.
971 (bb_dom_dfs_out): Likewise.
972 (recount_dominator): Likewise.
973 (iterate_fix_dominators): Likewise.
974 (add_to_dominance_info): Likewise.
975 (delete_from_dominance_info): Likewise.
976 (first_dom_son): Likewise.
977 (next_dom_son): Likewise.
978 (dom_info_available_p): Likewise.
979 (dom_info_state): New.
980 (set_dom_info_availability): New.
982 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
984 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
986 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
988 2007-05-04 Bob Wilson <bob.wilson@acm.org>
990 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
991 (subdi3, subdi_carry): Delete.
993 2007-05-04 Jan Hubicka <jh@suse.cz>
994 Richard Guenther <rguenther@suse.de>
996 * opts.c (decode_options): Do not fiddle with inlining
997 parameters in case of optimizing for size.
998 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
1000 (cgraph_decide_inlining_of_small_function): When optimizing for
1001 size never inline functions increasing caller size.
1002 (cgraph_early_inlining): Inline for size when optimizing for size.
1004 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1006 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
1007 logical operations piecewise.
1008 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
1009 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
1010 subdi_sesidi_di): Delete.
1011 (add_with_carry): Produce carry in CC instead of a DREG to shorten
1012 the generated sequence. Allow three-reg add in constraints. Rewrite
1013 the rtl expression for carry to avoid zero_extend of a constant.
1014 (sub_with_carry): New pattern.
1015 (adddi3, subdi3): Change into define_expand. For subtract, generate a
1016 different sequence not involving jumps.
1017 (notbi): Now a named pattern.
1019 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
1021 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
1022 Add the note about a significant loss of accuracy of some
1023 mathematical routines when these options are used.
1025 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1027 * haifa-sched.c (rtx_vec_t): New typedef.
1028 (contributes_to_priority_p): Extract piece of priority () into new
1030 (priority): Use the function. Add assertion.
1031 (rank_for_schedule, set_priorities): Add assertion to check that
1032 insn's priority is initialized.
1033 (clear_priorities, calc_priorities): Change signature. Make it update
1034 all relevant insns. Update all callers ('add_to_speculative_block ()'
1035 and 'create_block_check_twin ()').
1036 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
1037 Add new field 'priority_status'.
1038 (INSN_PRIORITY_STATUS): New macro.
1039 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
1041 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1043 * sched-ebb.c (debug_ebb_dependencies): New static function.
1044 (init_ready_list): Use it.
1046 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
1047 with changed signature and 'debug_rgn_dependencies ()'.
1048 (debug_rgn_dependencies): New static function.
1049 (init_ready_list): Use it.
1051 * sched-int.h (debug_dependencies): Declare.
1053 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1055 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
1057 2007-05-04 Dirk Mueller <dmueller@suse.de>
1059 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
1061 2007-05-03 Jan Hubicka <jh@suse.cz>
1063 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
1064 for pointer type in more cases than before.
1066 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
1068 * tree-object-size.c (plus_expr_object_size): When operand size is
1069 unknown, return unknown.
1071 2007-05-03 Dirk Mueller <dmueller@suse.de>
1073 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
1075 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
1078 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
1080 2007-05-03 Janis Johnson <janis187@us.ibm.com>
1082 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
1084 2007-05-03 Joseph Myers <joseph@codesourcery.com>
1086 * config/soft-fp/double.h, config/soft-fp/extended.h,
1087 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
1088 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
1089 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
1090 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
1093 2007-05-03 Ian Lance Taylor <iant@google.com>
1095 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
1096 MASK_PPC_GFXOPT for 8540 or 8548.
1098 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1100 * tree-vect-transform.c (vect_update_inits_of_drs): Use
1101 vect_print_dump_info() to output debug information.
1103 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
1107 operands of size 2 when operand is not MEM_P.
1109 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1111 PR tree-optimization/30565
1112 * lambda-code.c (perfect_nestify): Fix updating of dominators.
1114 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
1116 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
1117 (umulsi3_highpart): Use them.
1118 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
1119 for final accumulator to D regisster tranfser.
1121 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
1123 PR tree-optimization/31699
1124 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
1126 (vect_enhance_data_refs_alignment): Compute peel amount using
1127 TYPE_VECTOR_SUBPARTS instead of vf.
1128 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
1130 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
1133 * system.h: Remove inclusion of double-int.h
1134 * tree.h: Include double-int.h
1135 * gengtype.c: Likewise
1136 * cfgloop.h: Likewise
1137 * Makefile.in: Adjust dependencies on double-int.h
1139 2007-05-02 Eric Christopher <echristo@apple.com>
1141 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
1142 -shared to -Zdynamiclib.
1144 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
1147 * c-common.c (strip_pointer_or_array_types): New function.
1148 * c-common.h (strip_pointer_or_array_types): New function declaration.
1150 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1152 PR tree-optimization/31771
1153 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
1155 2007-05-02 Paul Brook <paul@codesourcery.com>
1157 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
1159 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1162 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1165 2007-05-02 Nick Clifton <nickc@redhat.com>
1167 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1169 2007-05-02 Richard Guenther <rguenther@suse.de>
1171 PR tree-optimization/31146
1172 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1173 argument, single_use_p. If we have a single use that is
1174 a conversion to the definition rhs type, propagate that rhs.
1175 (forward_propagate_addr_expr): Pass single_use_p argument
1176 to forward_propagate_addr_expr_1.
1178 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1180 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1183 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1185 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1186 'AMD Family 10 core'.
1188 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1190 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1191 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1192 with SSE3 instruction set support.
1193 * doc/invoke.texi: Likewise.
1195 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1197 * config/i386/i386.c (override_options): Tuning 32-byte loop
1198 alignment for amdfam10 architecture. Increasing the max loop
1199 alignment to 24 bytes.
1201 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1203 * config/m68k/constraints.md: New.
1204 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1205 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1206 EXTRA_CONSTRAINT): Remove.
1207 * config/m68k/m68k.md: Include constraints.md.
1208 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1210 2007-05-01 Ian Lance Taylor <iant@google.com>
1212 PR tree-optimization/31739
1213 * tree-vrp.c (vrp_val_is_max): New static function.
1214 (vrp_val_is_min): New static function.
1215 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1217 (set_value_range): Use vrp_val_is_{max,min}.
1218 (extract_range_from_assert): Likewise.
1219 (extract_range_from_binary_expr): Likewise.
1220 (extract_range_from_unary_expr): Likewise.
1221 (dump_value_range, vrp_meet): Likewise.
1222 (vrp_visit_phi_node): Likewise.
1223 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1225 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1227 * config/i386/gmon-sol2.c (size_t): New type.
1228 (intptr_t): Likewise.
1229 (s_textsize): Declare as size_t.
1231 (monstartup): Use size_t for sizes.
1232 (_mcount): Save and restore registers.
1233 (internal_mcount): Pass 0 as the first argument to monstartup
1235 (moncontrol): Convert pointer to appropriately sized integer
1236 before passing to profil.
1238 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1240 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1241 __NO_FPRS__, not just if _SOFT_DOUBLE.
1242 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1243 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1244 also for E500 double.
1245 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1246 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1249 2007-05-01 Richard Guenther <rguenther@suse.de>
1251 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1254 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1256 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
1258 2007-05-01 Jan Hubicka <jh@suse.cz>
1260 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
1263 2007-05-01 Jan Hubicka <jh@suse.cz>
1265 * tree.h (maybe_fold_offset_to_component_ref): Remove.
1266 (maybe_fold_offset_to_reference): Declare.
1267 * fold-const.c (fold_unary): Do not fold
1268 (type *)&A into &A->field_of_type_and_offset_0
1269 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
1270 size is unknown, give up.
1271 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
1273 (maybe_fold_offset_to_reference): New.
1274 (maybe_fold_stmt_indirect): Use it.
1275 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
1276 * gimplify.c (gimplify_conversion): Canonicalize conversions to
1278 (gimplify_expr): Likewise for plus_expr.
1280 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1282 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
1283 bsi_after_labels. Always insert statements before bsi.
1284 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1285 * predict.c (apply_return_prediction): Check for empty blocks.
1286 * cfgexpand.c (lab_rtx_for_bb): New variable.
1287 (label_rtx_for_bb): Do not create new tree labels.
1288 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
1289 (tree_expand_cfg): Initialize lab_rtx_for_bb.
1290 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
1292 (label_for_bb): Add field used.
1293 (update_eh_label, main_block_label): Mark the label used.
1294 (cleanup_dead_labels): Remove unused labels.
1296 2007-05-01 Richard Guenther <rguenther@suse.de>
1298 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
1299 if it is not about to be set.
1300 (get_value_range): Do not pre-allocate equiv bitmap.
1301 (update_value_range): No need to clear equiv field.
1302 (add_equivalence): Change prototype to get bitmap pointer.
1303 Allocate bitmap here if it is not already.
1304 (extract_range_from_assert): Do not allocate bitmap here.
1305 Update callers to add_equivalence.
1306 (extract_range_from_ssa_name): Likewise.
1307 (get_vr_for_comparison): New static helper.
1308 (compare_name_with_value): Handle NULL equiv bitmap by
1309 peeling the first iteration of the comparison loop.
1310 Use get_vr_for_comparison.
1311 (compare_names): Handle NULL equiv bitmaps by using fake
1312 ones. Use get_vr_for_comparison.
1314 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
1316 * double-int.c (mpz_set_double_int): Moved from
1317 tree-ssa-loop-niter.c.
1318 (mpz_get_double_int): Likewise; also, add option to wrap
1319 out-of-range integers.
1320 * double-int.h: New prototypes for above.
1321 * tree.c (get_static_type_bounds): Moved from
1322 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
1323 TYPE_MAX_VALUE if they exist..
1324 * tree.h: New prototype for above.
1325 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
1326 get_type_bounds calls.
1327 (mpz_set_double_int): Move to double-int.c.
1328 (get_type_bounds): Move to tree.c, rename to
1329 get_static_type_bounds.
1330 (mpz_to_double_int): Move to double-int.c, rename to
1333 2007-04-30 Bob Wilson <bob.wilson@acm.org>
1335 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
1336 DIV0 exception can fall through to a normal return.
1338 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
1342 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1343 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1344 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1345 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1346 initialize align to silence bogus warning.
1347 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1348 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1350 (struct sra_walk_fns): Remove use_all parameter from use.
1351 (sra_hash_tree): Handle BIT_FIELD_REFs.
1352 (sra_elt_hash): Don't hash bitfld blocks.
1353 (sra_elt_eq): Skip them in parent compares as well. Handle
1355 (sra_walk_expr): Don't maintain or pass down use_all_p.
1356 (scan_use): Remove use_all parameter.
1357 (scalarize_use): Likewise. Re-expand assignment to
1358 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1359 output, and re-scalarize after output. Don't mark anything
1361 (scalarize_ldst): Adjust.
1362 (scalarize_walk_gimple_modify_statement): Likewise.
1363 (build_element_name_1): Handle BIT_FIELD_REFs.
1364 (instantiate_element): Don't warn for any element whose parent
1366 (instantiate_missing_elements_1): Return the sra_elt.
1367 (canon_type_for_field): New.
1368 (try_instantiate_multiple_fields): New.
1369 (instantiate_missing_elemnts): Use them.
1370 (mark_no_warning): Removed.
1371 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1372 (REPLDUP, sra_build_elt_assignment): New.
1373 (generate_copy_inout): Use them.
1374 (generate_element_copy): Likewise. Handle bitfld differences.
1375 (generate_element_zero): Don't recurse for blocks. Use
1376 sra_build_elt_assignment.
1377 (generate_one_element_int): Take elt instead of var. Use
1378 sra_build_elt_assignment.
1379 (generate_element_init_1): Adjust.
1380 (scalarize_use, scalarize_copy): Use REPLDUP.
1381 (scalarize_ldst): Move assert before dereference.
1382 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1384 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1387 * tree.c (reconstruct_complex_type): Reconstruct a reference
1389 Also use the same mode for the pointer as the old pointer type.
1391 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1393 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1396 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1398 PR rtl-optimization/31676
1399 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1400 (df_refs_record): Call it.
1402 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1404 * rtl.def (SS_ABS): New code.
1405 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1406 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1407 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1408 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1409 (bfin_init_builtins): Define them.
1410 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1411 (bfin_expand_builtin): ... and handle the others here.
1412 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1413 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1414 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1415 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1416 operand is only HImode.
1418 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1420 * regclass.c (scan_one_insn): Remove splitting of
1423 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1424 Nigel Stephens <nigel@mips.com>
1426 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1428 2007-04-28 Jan Hubicka <jh@suse.cz>
1430 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1431 insn_locators_alloc instead of insn_locators_initialize;
1432 call reset_block_changes.
1433 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1434 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1435 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1436 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1437 * config/score/score.c (th_output_mi_thunk): Likewise.
1438 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1439 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1440 tolerate uninitialized locator info.
1443 * function.c (init_function_start): Don't init line number info.
1444 (expand_function_end): Update.
1445 (reset_block_changes, record_block_change, finalize_block_changes,
1446 check_block_change, free_block_changes): Kill.
1447 * function.h (reset_block_changes, record_block_change,
1448 finalize_block_changes, check_block_change, free_block_changes): Remove
1450 (struct function): Remove ib_boundaries_block.
1451 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1452 Use curr_insn_locator to initialize locator.
1453 (emit_line_note): Remove.
1454 * cfgexpand.c (expand_gimple_cond_expr): Update.
1455 (construct_exit_block): Likewise.
1456 (tree_expand_cfg): Initialize/finalize locators.
1457 * expr.c (expand_expr_real): Update.
1458 * cfglayout.c (line_locators_locs, line_locators_lines,
1459 file_locators_locs, file_locators_files): Remove.
1460 (set_block_levels): Move to cfgexpand.c.
1461 (insn_locators_initialize): Remove.
1462 (pass_insn_locators_initialize): Remove.
1463 (locations_locators_locs, locations_locators_vals): New static vars.
1464 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1466 (insn_locators_alloc, insn_locators_finalize,
1467 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1469 (locator_location): New.
1470 (locator_line, locator_file): Rewrite.
1471 * rtl.h (emit_line_note): Kill.
1472 (insn_locators_alloc, insn_locators_finalize,
1473 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1475 * tree-inline.c (initialize_cfun): Do not initialize
1476 ib_boundaries_block.
1477 * passes.c (pass_insn_locators_initialize): Remove.
1479 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1481 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1482 info. Update last_basic_block correctly.
1484 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1487 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1488 register itself to hold the offset constant. Tell flow the use
1489 of r4 and r5 when they are used.
1491 2007-04-27 Richard Guenther <rguenther@suse.de>
1493 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1494 if we simplified anything.
1495 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1496 warnings until we did a simplification and the stmt was not
1497 marked as TREE_NO_WARNING.
1499 2007-04-27 Mike Stump <mrs@apple.com>
1501 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1503 2007-04-27 Ian Lance Taylor <iant@google.com>
1506 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1507 TYPE_MAX_VALUE exist, convert them to the new type.
1509 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1511 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1512 if it claims to be available.
1513 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1515 (perform_tree_ssa_dce): Always free postdominators.
1517 2007-04-27 Richard Henderson <rth@redhat.com>
1519 * config/alpha/predicates.md (aligned_memory_operand): Mark
1520 as define_special_predicate.
1521 (unaligned_memory_operand, normal_memory_operand): Likewise.
1522 (reg_or_unaligned_mem_operand): Remove.
1523 (any_memory_operand): Match the documentation and check for
1524 non-renumbered pseudos during reload.
1525 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1526 alpha_secondary_reload_class, update to new interface, make static.
1527 Handle CQImode like HImode. Remove FP subreg check.
1528 (alpha_expand_mov): Use replace_equiv_address.
1529 (alpha_expand_mov_nobwx): Use any_memory_operand.
1530 (TARGET_SECONDARY_RELOAD): New.
1531 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1532 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1533 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1534 * config/alpha/alpha.md: ... here.
1535 (RELOAD12, reloadmode): New.
1537 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1538 Don't handle the aligned case here.
1539 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1540 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1541 reload_inhi_help. Don't expect a scratch register.
1542 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1544 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1546 2007-04-27 Richard Guenther <rguenther@suse.de>
1548 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1550 2007-04-27 Richard Guenther <rguenther@suse.de>
1552 PR tree-optimization/30965
1553 PR tree-optimization/30978
1554 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1555 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1556 (find_equivalent_equality_comparison): Likewise.
1557 (simplify_cond): Likewise.
1558 (get_prop_source_stmt): New helper.
1559 (get_prop_dest_stmt): Likewise.
1560 (can_propagate_from): Likewise.
1561 (remove_prop_source_from_use): Likewise.
1562 (combine_cond_expr_cond): Likewise.
1563 (forward_propagate_comparison): New function.
1564 (forward_propagate_into_cond): Rewrite to use fold for
1566 (tree_ssa_forward_propagate_single_use_vars): Call
1567 forward_propagate_comparison to propagate comparisons.
1569 2007-04-27 Richard Guenther <rguenther@suse.de>
1571 PR tree-optimization/31715
1572 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1573 sure to do computation on the offset in an appropriate
1576 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1578 * reload.h (elimination_target_reg_p): Declare.
1579 * reload.c (find_reloads): Don't apply the reg_rtx move
1580 optimization if the SET_DEST satisfies elimination_target_reg_p.
1581 * reload1.c (elimination_target_reg_p): New function.
1582 (gen_reload): In the move/add2 fallback, make sure that op0
1583 does not overlap the destination register.
1585 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1587 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1588 transform only GIMPLE_MODIFY_STMTs.
1589 * tree-complex.c (expand_complex_operations_1): Ditto.
1590 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1591 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1592 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1594 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1595 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1596 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1597 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1598 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1599 slpeel_add_loop_guard): Ditto.
1600 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1601 * lambda-code.c (perfect_nestify): Ditto.
1602 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1603 before the first statement.
1604 * tree-optimize.c (execute_free_datastructures): Fix comments.
1605 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1606 * tree-flow.h (disband_implicit_edges): Declaration removed.
1607 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1609 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1611 (disband_implicit_edges, has_label_p): Removed.
1612 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1613 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1615 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1617 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1618 also for COND_EXPRs.
1619 * cfgexpand.c (label_rtx_for_bb): New function.
1620 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1621 Use label_rtx_for_bb to find the labels.
1622 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1623 last block. Detect fallthru edges.
1625 2007-04-26 Ian Lance Taylor <iant@google.com>
1628 * reload.c (find_reloads_subreg_address): If the address was valid
1629 in the original mode but not in the new mode, reload the whole
1632 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1634 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1635 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1636 (cleanup_control_expr_graph): Do not invalidate dominance info.
1637 Record altered blocks.
1638 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1639 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1640 cleanup_tree_cfg_bb): New functions.
1641 (remove_forwarder_block): Do not maintain the worklist of blocks.
1642 Record altered blocks.
1643 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1645 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1646 delete_unreachable_blocks if dominators are not available.
1647 * tree-inline.c (optimize_inline_calls): Free dominance information
1649 * tree-flow.h (remove_edge_and_dominated_blocks,
1650 cfgcleanup_altered_bbs): Altered.
1651 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1653 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1655 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1656 do not invalidate dominators.
1658 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1660 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1661 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1662 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1663 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1665 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1667 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1669 2007-04-26 Richard Guenther <rguenther@suse.de>
1671 PR tree-optimization/31703
1672 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1673 the right type for the target of the bittest.
1675 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1677 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1678 ix86_sol10_return_in_memory.
1680 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1682 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1685 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1688 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1690 PR tree-optimization/30558
1691 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1692 clear this_state.prev_try.
1694 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1695 Mark Mitchell <mark@codesourcery.com>
1697 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1698 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1699 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1701 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1704 * doc/invoke.texi (%:print-asm-header): Document.
1705 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1707 (static_spec_functions): Add print-asm-header.
1708 (main): Print a banner before the --target-help linker options.
1709 (print_asm_header_spec_function): New function.
1711 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1714 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1715 (movsf_ie): Likewise.
1717 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1719 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1721 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1723 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1725 (__umodsi3, __modsi3): Likewise.
1727 2007-04-25 Dirk Mueller <dmueller@suse.de>
1729 * c-typeck.c (build_compound_expr): Annotate warning()
1730 call with OPT_Wunused_value.
1731 * tree-ssa.c (warn_uninit): Annotate warning with
1733 * c-common.c (handle_sentinel_attribute): Annotate warning
1734 call with OPT_Wattributes.
1736 2007-04-25 Thiemo Seufer <ths@mips.com>
1738 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1740 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1741 on to the assembler. Improve handling of -mno-mips16. Add handling
1742 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1743 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1744 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1745 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1747 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1750 * config/i386/winnt.c (i386_pe_file_end): Strip only
1751 USER_LABEL_PREFIX when writing export name.
1753 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1755 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1756 sh/elf.h, vx-common.h and vxworks.h.
1757 * config/sh/sh.h: Include config/vxworks-dummy.h.
1758 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1759 (OVERRIDE_OPTIONS): Use it.
1760 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1761 (vxworks_picreg): New pattern.
1762 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1763 VXWORKS_OS_CPP_BUILTINS.
1764 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1765 to their VXWORKS_* equivalents.
1766 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1767 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1768 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1769 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1770 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1771 -mrtp/-fPIC multilibs.
1772 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1773 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1774 (MULTILIB_OSDIRNAMES): Delete.
1776 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1779 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1781 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1783 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1784 rounding mode to be specified by the caller.
1785 (real_to_mpfr) Likewise.
1786 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1787 include new arguments.
1788 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1790 2007-04-24 Ian Lance Taylor <iant@google.com>
1792 PR tree-optimization/31605
1793 * tree-vrp.c (set_value_range): Check that min and max are not
1794 both overflow infinities.
1795 (set_value_range_to_value): New static function.
1796 (extract_range_from_binary_expr): Call set_value_range_to_value.
1797 (extract_range_from_cond_expr): Likewise.
1798 (extract_range_from_expr): Likewise.
1799 (extract_range_from_unary_expr): Likewise. Don't create a range
1800 which overflows on both sides.
1801 (vrp_meet): Check for a useless range.
1802 (vrp_visit_phi_node): If we see a constant which looks like an
1803 overflow infinity, turn off the TREE_OVERFLOW flag.
1805 2007-04-24 Ian Lance Taylor <iant@google.com>
1807 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1809 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1812 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1813 diagnostic message is being built.
1814 * tree-pretty-print.c (dump_generic_node): Only write the
1815 formatted text into BUFFER's stream if we are not building a
1817 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1819 * Makefile.in (toplev.o): Depend on tree-pass.h.
1821 2007-04-24 Ian Lance Taylor <iant@google.com>
1823 PR tree-optimization/31602
1824 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1825 conditionals in the copied loop header.
1826 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1827 warnings if TREE_NO_WARNING is set.
1828 * doc/invoke.texi (Warning Options): Clarify that
1829 -Wstrict-overflow does not warn about loops.
1831 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1833 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1834 expand on the comment about _Decimal128 arguments and check the
1835 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1836 that _Decimal128 argument uses even/odd register pair.
1837 (function_arg): Ditto.
1839 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1841 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1842 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1844 2007-04-24 Richard Guenther <rguenther@suse.de>
1845 Olga Golovanevsky <olga@il.ibm.com>
1847 * fold-const.c (multiple_of_p): Check for bottom
1850 2007-04-24 Richard Henderson <rth@redhat.com>
1852 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1853 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1854 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1855 looking for non-zero bits shifted out. Avoid a recursive call
1856 when constructing the scalar.
1857 (__floatundisf): Likewise.
1859 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1861 * dwarf2out.c (field_byte_offset): Move the existing logic
1862 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1863 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1865 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1868 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1869 argument of 0 for memset.
1870 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1871 unsigned shift instead of the signed variant.
1873 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1875 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1876 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1877 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1878 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1879 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1880 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1881 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1882 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1883 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1884 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1885 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1886 "mul<mode>3", "div<mode>3"): Insn definitions added.
1887 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1888 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1889 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1890 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1891 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1892 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1893 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1894 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1895 TARGET_FLOAT_FORMAT): Macro definitions removed.
1896 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1897 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1898 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1899 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1900 (s390_gen_rtx_const_DI): Function removed.
1901 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1903 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1905 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1906 over an external ffs function.
1908 2007-04-24 Chao-ying Fu <fu@mips.com>
1909 Richard Sandiford <richard@nildram.co.uk>
1911 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1912 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1913 (smadd_widen_optab, umadd_widen_optab): Define.
1914 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1916 * genopinit.c (optabs): Fill in smadd_widen_optab and
1918 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1919 and umadd_widen_optab to implement multiply-add sequences.
1920 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1921 (<u>maddsidi4): ...this. Extend condition to include
1922 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1923 of operand 0 to "ka" and use the three-operand form of madd<u>
1925 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1927 * config/mips/constraints.md (ka): New register constraint.
1929 2007-04-24 Jan Hubicka <j@suse.cz>
1933 2007-04-23 Jan Hubicka <jh@suse.cz>
1934 * function.c (init_function_start): Don't init line number info.
1935 (expand_function_end): Update.
1936 (reset_block_changes, record_block_change, finalize_block_changes,
1937 check_block_change, free_block_changes): Kill.
1938 * function.h (reset_block_changes, record_block_change,
1939 finalize_block_changes, check_block_change, free_block_changes): Remove
1941 (struct function): Remove ib_boundaries_block.
1942 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1943 Use curr_insn_locator to initialize locator.
1944 (emit_line_note): Remove.
1945 * cfgexpand.c (expand_gimple_cond_expr): Update.
1946 (construct_exit_block): Likewise.
1947 (tree_expand_cfg): Initialize/finalize locators.
1948 * expr.c (expand_expr_real): Update.
1949 * cfglayout.c (line_locators_locs, line_locators_lines,
1950 file_locators_locs, file_locators_files): Remove.
1951 (set_block_levels): Move to cfgexpand.c.
1952 (insn_locators_initialize): Remove.
1953 (pass_insn_locators_initialize): Remove.
1954 (locations_locators_locs, locations_locators_vals): New static vars.
1955 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1957 (insn_locators_alloc, insn_locators_finalize,
1958 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1960 (locator_location): New.
1961 (locator_line, locator_file): Rewrite.
1962 * rtl.h (emit_line_note): Kill.
1963 (insn_locators_alloc, insn_locators_finalize,
1964 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1966 * tree-inline.c (initialize_cfun): Do not initialize
1967 ib_boundaries_block.
1968 * passes.c (pass_insn_locators_initialize): Remove.
1970 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1972 * doc/invoke.texi: Removed leading '-' from option index entries.
1974 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1976 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1978 (create_phi_node): Use set_phi_nodes.
1979 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1980 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1981 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1982 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1983 (bsi_start, bsi_last): Use bb_stmt_list.
1984 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1985 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1986 Traverse the statements using tsi iterator.
1987 * basic-block.h (struct basic_block_def): Fields stmt_list
1988 and phi_nodes moved to ...
1989 (struct tree_bb_info): ... new structure.
1990 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1991 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1992 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1993 (tree_verify_flow_info): Verify that il.tree is not set for
1994 entry and exit block.
1995 (tree_split_block): Use set_bb_stmt_list.
1997 2007-04-23 Mike Stump <mrs@apple.com>
1999 * config/i386/i386.c (ix86_tune_features
2000 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
2003 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2005 * config/i386/i386.md (prefix_extra): New attribute.
2006 (length): Add prefix_extra.
2008 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
2009 (sse2_movntv2di): Likewise.
2010 (sse2_cvtps2dq): Likewise.
2011 (sse2_cvtpd2pi): Likewise.
2012 (sse2_cvttpd2pi): Likewise.
2013 (*sse2_cvtpd2ps): Likewise.
2014 (*add<mode>3): Likewise.
2015 (sse2_ssadd<mode>3): Likewise.
2016 (sse2_usadd<mode>3): Likewise.
2017 (*sub<mode>3): Likewise.
2018 (sse2_sssub<mode>3): Likewise.
2019 (sse2_ussub<mode>3): Likewise.
2020 (*mulv8hi3): Likewise.
2021 (*smulv8hi3_highpart): Likewise.
2022 (*umulv8hi3_highpart): Likewise.
2023 (sse2_umulv2siv2di3): Likewise.
2024 (sse2_pmaddwd): Likewise.
2025 (ashr<mode>3): Likewise.
2026 (lshr<mode>3): Likewise.
2027 (ashl<mode>3): Likewise.
2028 (sse2_ashlti3): Likewise.
2029 (sse2_lshrti3): Likewise.
2030 (*umaxv16qi3): Likewise.
2031 (*smaxv8hi3): Likewise.
2032 (*uminv16qi3): Likewise.
2033 (*sminv8hi3): Likewise.
2034 (sse2_eq<mode>3): Likewise.
2035 (sse2_gt<mode>3): Likewise.
2036 (*and<mode>3): Likewise.
2037 (sse2_nand<mode>3): Likewise.
2038 (*ior<mode>3): Likewise.
2039 (*xor<mode>3): Likewise.
2040 (sse2_packsswb): Likewise.
2041 (sse2_packssdw): Likewise.
2042 (sse2_packuswb): Likewise.
2043 (sse2_punpckhbw): Likewise.
2044 (sse2_punpcklbw): Likewise.
2045 (sse2_punpckhwd): Likewise.
2046 (sse2_punpcklwd): Likewise.
2047 (sse2_punpckhdq): Likewise.
2048 (sse2_punpckldq): Likewise.
2049 (sse2_punpckhqdq): Likewise.
2050 (sse2_punpcklqdq): Likewise.
2051 (*sse2_pinsrw): Likewise.
2052 (*sse2_pextrw): Likewise.
2053 (sse2_pshufd_1): Likewise.
2054 (sse2_uavgv16qi3): Likewise.
2055 (sse2_uavgv8hi3): Likewise.
2056 (sse2_psadbw): Likewise.
2057 (sse2_pmovmskb): Likewise.
2058 (*sse2_maskmovdqu): Likewise.
2059 (*sse2_maskmovdqu_rex64): Likewise.
2060 (sse4a_extrqi): Likewise.
2061 (sse4a_extrq): Likewise.
2062 (sse3_lddqu): Set prefix_rep.
2063 (sse3_addsubv4sf3): Likewise.
2064 (sse3_haddv4sf3): Likewise.
2065 (sse3_hsubv4sf3): Likewise.
2066 (sse_cvtss2si): Likewise.
2067 (sse_cvtss2si_2): Likewise.
2068 (sse_cvtss2siq): Likewise.
2069 (sse_cvtss2siq_2): Likewise.
2070 (sse_cvttss2si): Likewise.
2071 (sse_cvttss2siq): Likewise.
2072 (sse2_cvttps2dq): Likewise.
2073 (sse3_movshdup): Likewise.
2074 (sse3_movsldup): Likewise.
2075 (sse2_cvtsd2si): Likewise.
2076 (sse2_cvtsd2si_2): Likewise.
2077 (sse2_cvtsd2siq): Likewise.
2078 (sse2_cvtsd2siq_2): Likewise.
2079 (sse2_cvttsd2si): Likewise.
2080 (sse2_cvttsd2siq): Likewise.
2081 (*sse2_cvtpd2dq): Likewise.
2082 (*sse2_cvttpd2dq): Likewise.
2083 (sse2_pshuflw_1): Likewise.
2084 (sse2_pshufhw_1): Likewise.
2085 (sse4a_insertqi): Likewise.
2086 (sse4a_insertq): Likewise.
2087 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
2088 (ssse3_phadddv4si3): Likewise.
2089 (ssse3_phaddswv8hi3): Likewise.
2090 (ssse3_phsubwv8hi3): Likewise.
2091 (ssse3_phsubdv4si3): Likewise.
2092 (ssse3_phsubswv8hi3): Likewise.
2093 (ssse3_pmaddubswv8hi3): Likewise.
2094 (ssse3_pmulhrswv8hi3): Likewise.
2095 (ssse3_pshufbv16qi3): Likewise.
2096 (ssse3_psign<mode>3): Likewise.
2097 (ssse3_palignrti): Likewise.
2098 (abs<mode>2): Likewise.
2099 (ssse3_phaddwv4hi3): Set prefix_extra.
2100 (ssse3_phadddv2si3): Likewise.
2101 (ssse3_phaddswv4hi3): Likewise.
2102 (ssse3_phsubwv4hi3): Likewise.
2103 (ssse3_phsubdv2si3): Likewise.
2104 (ssse3_phsubswv4hi3): Likewise.
2105 (ssse3_pmaddubswv4hi3): Likewise.
2106 (ssse3_pmulhrswv4hi3): Likewise.
2107 (ssse3_pshufbv8qi3): Likewise.
2108 (ssse3_psign<mode>3): Likewise.
2109 (ssse3_palignrdi): Likewise.
2110 (abs<mode>2): Likewise.
2111 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
2112 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
2113 (sse2_pmovmskb): Set mode to SI instead of V2DF.
2115 2007-04-23 Nick Clifton <nickc@redhat.com>
2117 * params.def: Fix formatting of emacs local variables.
2119 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2121 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
2122 move if inter-unit move isn't allowed.
2123 Don't split moving the first element of V2DI to DI to inter-unit
2124 move if inter-unit move isn't allowed.
2126 2007-04-23 Richard Guenther <rguenther@suse.de>
2128 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
2129 and CDI_POST_DOMINATORS separately.
2131 2007-04-23 Nick Clifton <nickc@redhat.com>
2133 * c.opt (Wformat-contains-nul): Add warning attribute.
2135 2007-04-23 Jan Hubicka <jh@suse.cz>
2137 * function.c (init_function_start): Don't init line number info.
2138 (expand_function_end): Update.
2139 (reset_block_changes, record_block_change, finalize_block_changes,
2140 check_block_change, free_block_changes): Kill.
2141 * function.h (reset_block_changes, record_block_change,
2142 finalize_block_changes, check_block_change, free_block_changes): Remove
2144 (struct function): Remove ib_boundaries_block.
2145 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2146 Use curr_insn_locator to initialize locator.
2147 (emit_line_note): Remove.
2148 * cfgexpand.c (expand_gimple_cond_expr): Update.
2149 (construct_exit_block): Likewise.
2150 (tree_expand_cfg): Initialize/finalize locators.
2151 * expr.c (expand_expr_real): Update.
2152 * cfglayout.c (line_locators_locs, line_locators_lines,
2153 file_locators_locs, file_locators_files): Remove.
2154 (set_block_levels): Move to cfgexpand.c.
2155 (insn_locators_initialize): Remove.
2156 (pass_insn_locators_initialize): Remove.
2157 (locations_locators_locs, locations_locators_vals): New static vars.
2158 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2160 (insn_locators_alloc, insn_locators_finalize,
2161 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2163 (locator_location): New.
2164 (locator_line, locator_file): Rewrite.
2165 * rtl.h (emit_line_note): Kill.
2166 (insn_locators_alloc, insn_locators_finalize,
2167 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2169 * tree-inline.c (initialize_cfun): Do not initialize
2170 ib_boundaries_block.
2171 * passes.c (pass_insn_locators_initialize): Remove.
2173 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2176 * expr.c (reduce_to_bit_field_precision): Handle
2179 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2181 PR tree-optimization/24659
2182 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2183 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2184 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2185 * genopinit.c (optabs): Rename vec_pack_mod_optab
2186 to vec_pack_trunc_optab.
2187 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2188 early for scalar floating point operands for NOP_EXPR.
2189 (vectorizable_type_promotion): Ditto.
2190 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2191 vec_pack_trunc_optab.
2192 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2194 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2195 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2196 Rename from VEC_PACK_MOD_EXPR.
2197 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2198 * expr.c (expand_expr_real_1): Ditto.
2199 * tree-inline.c (estimate_num_insns_1): Ditto.
2200 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2202 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2203 (vec_unpacks_lo_v4sf): Ditto.
2204 (vec_pack_trunc_v2df): Ditto.
2205 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2206 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2207 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2209 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2211 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2213 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2214 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2215 packing of floating point operands.
2216 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2217 represent unpacking of floating point operands.
2218 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2219 [vec_unpacks_hi]: Ditto.
2220 [vec_unpacks_lo]: Ditto.
2222 2007-04-22 Jan Hubicka <jh@suse.cz>
2224 * final.c (rest_of_handle_final): Call
2225 targetm.asm_out.constructor/targetm.asm_out.destructor
2226 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2227 proper priority via decl_*_priority_insert.
2228 * c-common.c (c_expand_body): Likewise.
2230 2007-04-22 Richard Guenther <rguenther@suse.de>
2232 PR tree-optimization/29789
2233 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2234 (rewrite_reciprocal): New helper split out from
2235 determine_invariantness_stmt.
2236 (rewrite_bittest): Likewise.
2237 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2238 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2241 2007-04-22 Revital Eres <eres@il.ibm.com>
2243 * loop-unroll.c (var_to_expand): New field to support also
2244 insns of the form x = something + x.
2245 (analyze_insn_to_expand_var): Use it.
2246 (expand_var_during_unrolling): Likewise.
2248 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2250 * predict.c: Include pointer-set.h.
2251 (bb_predictions): New variable.
2252 (tree_predicted_by_p, tree_predict_edge,
2253 remove_predictions_associated_with_edge): Use bb_predictions map
2254 instead of bb->predictions.
2255 (clear_bb_predictions, assert_is_empty): New functions.
2256 (combine_predictions_for_bb): Use bb_predictions map. Call
2257 clear_bb_predictions.
2258 (tree_estimate_probability): Create and free bb_predictions map.
2259 * Makefile.in (predict.o): Add pointer-set.h dependency.
2260 * basic-block.h (struct basic_block_def): Remove predictions
2262 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
2264 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2267 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
2270 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2272 * timevar.c (timevar_print): Change reference of --disable-checking to
2273 --enable-checking=release. Also warn if assert checking is disabled.
2275 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2278 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
2279 decl as addressable if the compound literal was marked as
2281 Mark the decl as a gimple register if it is a complex or
2282 vector decl and does not live in memory.
2284 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2286 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
2287 (GENERIC_NEXT): New function macro.
2288 (PHI_CHAIN): Use phi_node's new chain variable.
2289 (tree_phi_node): Change tree_common to tree_base
2290 and add the chain field.
2291 * tree-phinodes.c (make_phi_node): Don't set
2292 TREE_TYPE on the new node.
2293 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
2294 instead of checking GIMPLE_TUPLE_P in chain_next.
2295 * tree-vect-transform.c
2296 (get_initial_def_for_induction): Look at
2297 PHI_RESULT_TREE for the type of the phi node.
2298 (update_vuses_to_preheader): Use PHI_CHAIN
2299 instead of TREE_CHAIN on the phi node.
2300 * tree-ssa-structalias.c (compute_points_to_sets):
2302 (ipa_pta_execute): Likewise.
2304 2007-04-21 Richard Guenther <rguenther@suse.de>
2307 * fold-const.c (fold_unary): Call fold_convert_const on the
2310 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
2312 * gcse.c (store_killed_in_insn): Handle PARALLELs.
2313 (store_killed_in_pat): New.
2315 2007-04-20 Richard Henderson <rth@redhat.com>
2318 * config/i386/i386.c (type_has_variadic_args_p): Look for any
2319 TREE_LIST with a void_type_node value, not void_list_node exactly.
2321 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
2323 * doc/standards.texi: Re-arrange into language-specific
2324 subsections. Add a C++ section, documenting which standards we
2327 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2329 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
2330 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
2332 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
2334 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
2335 ecrti.o and crtbegin.o.
2336 (LIB_DEFAULT_SPEC): Include -lc.
2337 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
2339 2007-04-20 Richard Henderson <rth@redhat.com>
2342 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
2343 argument; update all callers.
2344 (get_unaligned_offset): New.
2345 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
2346 get_unaligned_address, just pass on the address directly.
2347 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
2348 the subreg in the helper patterns.
2349 (unaligned_extendqidi_le): Use get_unaligned_offset.
2350 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
2351 (unaligned_extendhidi_be): Likewise.
2352 (unaligned_extendhidi): Tidy.
2353 * config/alpha/alpha-protos.h: Update.
2355 2007-04-20 Richard Henderson <rth@redhat.com>
2357 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
2358 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2359 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2360 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2361 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2362 (CPP_SPEC): Don't include %(cpp_subtarget).
2363 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2364 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2365 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2367 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2369 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2370 for __builtin_ia32_cmpordss.
2372 PR tree-optimization/31632
2373 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2374 and arg1 for optimizations of comparison against min/max values.
2375 Fold arg0 to arg1's type for optimizations of comparison against
2376 min+1 and max-1 values.
2378 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2380 * reload.c (combine_reloads): When trying to use a dying register,
2381 check whether it's uninitialized and don't use if so.
2383 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2385 * fold-const.c: Remove prototypes for native_encode_expr and
2386 native_interpret_expr.
2387 (native_encode_expr): Make non-static.
2388 (native_interpret_expr): Likewise.
2389 * tree.h: Add prototypes for the above.
2391 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2393 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2394 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2395 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2396 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2397 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2398 Add length attributes.
2400 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2402 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2405 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2406 __STDC_WANT_DEC_FP__.
2408 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2410 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2411 for long double compatibility.
2412 * configure: Regenerate.
2414 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2416 PR rtl-optimization/29841
2417 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2419 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2420 that may cause control flow transfer from being moved.
2422 2007-04-18 Jan Hubicka <jh@suse.cz>
2424 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2427 2007-04-18 Eric Christopher <echristo@apple.com>
2429 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2430 only. Update operands.
2431 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2432 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2433 link register to pic register.
2435 2007-04-18 Dirk Mueller <dmueller@suse.de>
2438 * tree-vrp.c (search_for_addr_array): New.
2439 (check_array_bounds): Suppress warning about
2440 address taken of array refs if its not de-referenced.
2442 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2444 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2445 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2447 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2448 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2449 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2451 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2453 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2455 (vect_analyze_scalar_cycles): Fix indentation.
2456 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2457 (vect_mark_relevant): Include phis in relevance analysis.
2459 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2461 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2463 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2464 output_operand_lossage().
2466 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2468 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2469 the unused code for reduction without adjust-in-epilog to simplify the
2472 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2474 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2475 (S390_TDC_NEGATIVE_ZERO): New constant.
2476 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2477 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2478 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2479 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2480 (S390_TDC_POSITIVE_INFINITY): New constant.
2481 (S390_TDC_NEGATIVE_INFINITY): New constant.
2482 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2483 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2484 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2485 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2486 (S390_TDC_INFINITY): New constant.
2487 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2488 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2489 optimization for UNSPEC_CCZ_TO_INT.
2490 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2491 ("*ccz_to_int"): New insn.
2492 ("isinf<mode>2"): New insn.
2493 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2494 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2495 (UNSPEC_CCZ_TO_INT): New constant.
2497 2007-04-18 Richard Guenther <rguenther@suse.de>
2499 PR tree-optimization/19431
2500 PR tree-optimization/21463
2501 * tree-pass.h (pass_phiprop): Declare.
2502 * passes.c (init_optimization_passes): New phiprop pass.
2503 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2504 (phivn_valid_p): New helper function.
2505 (phiprop_insert_phi): Likewise.
2506 (propagate_with_phi): Likewise.
2507 (tree_ssa_phiprop): New propagator propagating loads
2508 through phi nodes if profitable.
2510 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2512 * tree-vect-analyze.c (process_use): New function.
2513 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2514 Check phis in all bbs.
2515 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2518 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2520 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2523 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2526 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2529 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2531 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2533 (sse_vmmulv4sf3): Likewise.
2534 (sse2_vmaddv2df3): Likewise.
2535 (sse2_vmmulv2df3): Likewise.
2537 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2539 PR rtl-optimization/31360
2540 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2541 (target_reg_cost): New.
2542 (init_set_costs): Initialize target_reg_cost. Add comments
2543 regarding the rationale of the costs.
2544 (global_cost_for_size): Renamed to...
2545 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2546 of register pressure.
2547 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2548 estimate_reg_pressure_cost. Add number of ivs.
2549 (determine_set_costs): Dump target_reg_cost.
2550 * loop-invariant.c (gain_for_invariant): Use
2551 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2552 (best_gain_for_invariant, find_invariants_to_move): Remove
2554 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2555 (target_reg_cost): Declare.
2556 (global_cost_for_size): Declaration removed.
2557 (estimate_reg_pressure_cost): Declare.
2559 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2561 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2562 regnos into even/odd register pairs.
2563 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2564 TDmode similar to the other floating point modes.
2565 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2566 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2568 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2569 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2570 (movdd_hardfloat64): Use TARGET_MFPGPR.
2572 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2574 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2577 2005-01-05 Richard Henderson <rth@redhat.com>
2579 * reload1.c (do_input_reload): Restrict the optimization deleteing
2580 a previous output reload to RELOAD_FOR_INPUT.
2582 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2584 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2585 induc_vec_info_type.
2586 (vectorizable_induction): New function declaration.
2587 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2588 check if already vectorized. Find first place in BB where new stmts
2589 can be inserted. Takes only one argument.
2590 (vectorizable_induction): New function.
2591 (vect_transform_stmt): Add case for induc_vec_info_type to call
2592 vectorizable_induction.
2593 (vect_transform_loop): Consider phis for vectorization.
2594 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2596 (analyze_operations): Call vectorizable_induction when analyzing phis.
2598 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2599 (vect_mark_relevant): Include phis in relevance analysis.
2600 (vect_mark_stmts_to_be_vectorize): Likewise.
2601 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2603 2007-04-16 Lawrence Crowl <crowl@google.com>
2605 * doc/invoke.texi (Debugging Options): Add documentation for the
2606 -femit-struct-debug options -femit-struct-debug-baseonly,
2607 -femit-struct-debug-reduced, and
2608 -femit-struct-debug-detailed[=...].
2610 * c-opts.c (c_common_handle_option): Add
2611 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2612 and OPT_femit_struct_debug_detailed_.
2613 * c.opt: Add specifications for
2614 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2615 and -femit-struct-debug-detailed[=...].
2616 * opts.c (set_struct_debug_option): Parse the
2617 -femit-struct-debug-... options.
2618 * opts.c (matches_main_base, main_input_basename,
2619 main_input_baselength, base_of_path, matches_main_base): Add
2620 variables and functions to compare header base name to compilation
2622 * opts.c (should_emit_struct_debug): Add to determine to emit a
2623 structure based on the option.
2624 (dump_struct_debug) Also disabled function to debug this
2626 * opts.c (handle_options): Save the base name of the
2629 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2630 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2631 This hook indicates if a type is generic. Set it by default
2633 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2634 to determine if a struct type is generic or not.
2635 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2636 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2637 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2640 * flags.h (enum debug_info_usage): Add an enumeration to describe
2641 a program's use of a structure type.
2642 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2643 to indicate the program's usage of the type. Filter structs based
2644 on the -femit-struct-debug-... specification.
2645 (gen_type_die): Split into two routines, gen_type_die and
2646 gen_type_die_with_usage. gen_type_die is now a wrapper
2647 that assumes direct usage.
2648 (gen_type_die_with_usage): Replace calls to gen_type_die
2649 with gen_type_die_with_usage adding the program usage of
2650 the referenced type.
2651 (dwarf2out_imported_module_or_decl): Suppress struct debug
2652 information using should_emit_struct_debug when appropriate.
2654 2007-04-16 Ian Lance Taylor <iant@google.com>
2656 PR tree-optimization/31522
2657 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2658 (vrp_initialize): Allocate vr_phi_edge_counts.
2659 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2660 executable edge. Drop test for all constants.
2661 (vrp_finalize): Free vrp_phi_edge_counts.
2663 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2664 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2666 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2667 predecessors at head rather than tail.
2669 2007-04-16 Matthias Klose <doko@debian.org>
2671 * config/alpha/linux.h (CPP_SPEC): Define.
2672 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2674 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2676 * function.h: Remove sequence_stack extern declaration.
2678 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2680 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2682 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2685 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2687 * config/avr/avr.c (avr_arch_types): Rearranging array.
2688 (enum avr_arch): Add.
2689 (avr_mcu_types): Use avr_arch enumeration constants instead of
2691 * config/avr/avr.h (LINK_SPEC): Simplify.
2693 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2695 * config/m68k/m68k.c (m68k_libcall_value,
2696 m68k_function_value): Use macros for register names more.
2698 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2700 (M68K_REGNAME): Use A6_REG.
2701 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2703 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2706 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2707 'pending_read_list_length' and 'pending_write_list_length'. Update
2709 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2710 to handle two length counters instead of one. Update all uses.
2711 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2712 two length counters instead of one.
2713 * sched-rgn.c (propagate_deps): Update to handle two length counters
2716 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2719 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2720 copy of source, pass it to ix86_expand_vector_set and return
2723 2007-04-16 David Ung <davidu@mips.com>
2724 Joseph Myers <joseph@codesourcery.com>
2726 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2727 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2728 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2729 Add 74K processor information.
2730 * config/mips/mips.md: Include 74k.md.
2731 (cpu): Add 74kc,74kf,74kx.
2732 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2733 * config/mips/74k.md: New.
2734 * doc/invoke.texi (MIPS Options): Document 74K support.
2736 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2738 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2739 vectorizable_* functions.
2740 * tree-vect-transform.c (vectorizable_call): Add check for
2741 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2742 (vectorizable_store): likewise.
2743 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2745 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2746 (vectorizable_type_promotion, vectorizable_load): Likewise.
2747 (vectorizable_live_operation, vectorizable_condition): Likewise.
2748 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2750 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2752 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2754 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2755 register numbers more.
2756 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2757 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2758 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2759 FUNCTION_VALUE_REGNO_P): Likewise.
2760 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2761 STATIC_CHAIN_REGNUM): Likewise.
2762 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2763 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2764 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2765 * config/m68k/m68k.md (FP_REG): New.
2767 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2769 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2772 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2774 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2775 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2778 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2780 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2783 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2786 * c-decl.c (finish_decl): Grab the type of the decl after the call
2787 to store_init_value.
2789 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2791 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2793 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2796 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2797 post dominators and cleanup cfg before returning.
2799 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2801 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2802 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2804 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2806 * config.gcc: Recognize fido.
2807 * config/m68k/m68k-devices.def (fidoa): New.
2808 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2810 (FL_FIDOA, TARGET_FIDOA): New.
2811 * config/m68k/m68k.opt (mfidoa): New.
2813 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2816 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2817 when a personality function is used.
2819 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2821 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2823 2007-04-13 Mike Stump <mrs@apple.com>
2825 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2827 * config/darwin.opt (fapple-kext): Make C++ only.
2828 * config/darwin.c (darwin_override_options): Remove code to ensure
2829 -fapple-kext is given for C++ only.
2831 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2833 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2834 * config/mips/mips.c (override_options): Call
2835 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2837 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2839 * config/i386/i386.opt (msvr3-shlib): Removed.
2841 * doc/invoke.texi: Remove -msvr3-shlib.
2843 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2845 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2846 with "popcnt" instruction.
2848 2007-04-13 Richard Guenther <rguenther@suse.de>
2850 PR tree-optimization/21258
2851 * tree-vrp.c (compare_case_labels): New helper.
2852 (find_switch_asserts): New function.
2853 (find_assert_locations): Call it for SWITCH_EXPRs.
2855 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2857 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2858 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2859 check is now implied in X87_FLOAT_MODE_P.
2860 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2861 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2862 (fix_trunc<mode>_i386_fisttp): Ditto.
2863 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2864 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2865 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2866 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2867 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2868 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2869 (unnamed_splitters): Ditto.
2870 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2871 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2872 FIRST_SSE_REG for local functions when SSE math is enabled or
2873 for functions with sseregparm attribute.
2874 (standard_80387_constant_p): Return -1 if mode is not
2876 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2877 (ix86_expand_compare): Ditto.
2878 (ix86_expand_carry_flag_compare): Ditto.
2879 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2880 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2881 DECIMAL_FLOAT_MODE_P.
2882 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2883 of SCALAR_FLOAT_MODE_P.
2884 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2885 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2886 checks before FLOAT_MODE_P.
2887 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2888 before FLOAT_MODE_P.
2893 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2895 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2896 Charles Wilson <libtool@cwilson.fastmail.fm>
2898 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2899 (libgcc.mvars): Don't depend on them.
2900 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2901 * exec-tool.in: New.
2903 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2905 * doc/invoke.text (--help): Document --help=common.
2907 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2909 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2911 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2913 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2914 * genemit.c (main): Emit #include "integrate.h".
2915 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2916 (LOADGP_RTP): New mips_loadgp_style.
2917 * config/mips/mips.h: Include config/vxworks-dummy.h.
2918 (TARGET_RTP_PIC): New macro.
2919 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2920 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2921 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2923 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2924 -mvxworks-pic when using -mrtp and a PIC option.
2925 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2927 (mips_symbolic_constant_p, mips_symbolic_address_p)
2928 (mips_symbol_insns): Handle SYMBOL_HALF.
2929 (override_options): Warn about -G and -mrtp being used together.
2930 Initialize mips_lo_relocs[SYMBOL_HALF].
2931 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2932 (mips_emit_loadgp): Handle LOADGP_RTP.
2933 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2934 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2935 (tablejump): Handle function-relative case table entries if
2937 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2939 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2941 * config/mips/mips.md (load_call<mode>): Allow any general register.
2943 (sibcall_value_internal, sibcall_value_multiple_internal)
2944 (call_value_internal, call_value_split, call_value_multiple_internal)
2945 (call_value_multiple_split): Remove constraints from operand 0.
2947 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2949 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2950 rather than loadgp_noshared.
2951 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2952 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2954 * config/mips/mips.md (loadgp): Rename to...
2955 (loadgp_newabi): ...this.
2956 (loadgp_noshared): Rename to...
2957 (loadgp_absolute): ...this.
2959 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2961 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2962 false for locally-binding symbols.
2963 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2965 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2967 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2968 (SYMBOL_GOT_PAGE_OFST): ...this.
2969 (SYMBOL_GOT_GLOBAL): Rename to...
2970 (SYMBOL_GOT_DISP): ...this.
2971 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2972 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2973 * config/mips/mips.c (mips_global_symbol_p): New function.
2974 (mips_symbol_binds_local_p): Likewise.
2975 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2976 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2977 and mips_symbol_binds_local_p.
2978 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2979 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2980 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2982 (mips_ok_for_lazy_binding_p): New function.
2983 (mips_load_call_address, mips_expand_call): Use it.
2984 (mips_dangerous_for_la25_p): Likewise.
2985 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2986 (*got_disp<mode>): Use got_disp_operand instead of
2987 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2988 SYMBOL_GOTOFF_GLOBAL.
2989 (*got_page<mode>): Use got_page_ofst_operand instead of
2991 * config/mips/predicates.md (const_call_insn_operand): Use
2992 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2993 (global_got_operand): Rename to...
2994 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2996 (local_got_operand): Rename to...
2997 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2998 of SYMBOL_GOT_LOCAL.
3000 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3002 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
3003 TARGET_CALL_CLOBBERED_GP.
3004 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3005 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
3006 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
3007 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
3008 of TARGET_ABICALLS && !TARGET_NEWABI.
3009 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3010 * config/mips/mips.c (mips_load_call_address): Check
3011 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3012 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3013 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3014 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
3015 TARGET_ABICALLS && TARGET_NEWABI.
3016 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
3018 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
3019 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
3020 TARGET_ABICALLS && TARGET_NEWABI.
3021 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
3022 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
3023 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
3024 whether indirect calls must use $25.
3025 (mips_extra_live_on_entry): Check TARGET_GOT instead of
3027 * config/mips/mips.md (jal_macro): Check flag_pic and
3028 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
3029 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
3030 instead of TARGET_ABICALLS.
3031 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
3032 TARGET_ABICALLS && TARGET_OLDABI.
3033 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3034 (sibcall): In the comment above the define_insn, mention
3035 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
3036 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
3037 instead of TARGET_ABICALLS.
3039 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3041 * doc/md.texi (Blackfin family constraints): Document PA and PB.
3042 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
3043 (MACFLAGS_MATCH_P): New macro.
3044 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
3045 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
3046 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
3047 the other MACFLAG constants.
3048 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
3049 (flag_machi): Tighten constraints. Renumber some of the operands.
3050 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
3052 (flag_machi_parts_acconly): New pattern.
3053 (flag_macinithi): Tighten constraints. Allow any accumulator to be
3055 (flag_macinit1hi): Tighten constraints.
3056 (flag_mul_macv2hi_parts_acconly): New pattern.
3058 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
3059 Use a more efficient implementation.
3060 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
3061 inline sequences when not optimizing for size.
3063 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
3064 movhi_high2low): Delete, merge functionality into...
3065 (packv2hi): ... this pattern.
3067 2007-02-11 Jie Zhang <jie.zhang@analog.com>
3068 * config/bfin/bfin.opt (msim): New option.
3069 (mcpu=): New option.
3070 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
3071 (bfin_cpu_t): Typedef of enum bfin_cpu.
3072 (bfin_cpu_type): New declaration.
3073 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
3074 -msim and -mcpu= options.
3075 (LIB_SPEC): Likewise.
3076 * config/bfin/bfin.c (bfin_cpu_type): Define.
3077 (bfin_handle_option): Handle -mcpu= option.
3078 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
3079 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
3080 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
3082 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3084 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
3085 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
3086 (powerpc-wrs-vxworksae): Use ${tm_file}.
3087 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
3088 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
3089 * config/i386/vx-common.h: New file.
3091 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3093 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
3096 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
3098 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
3101 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
3105 * c-common.c (c_build_qualified_type): Set canonical type
3108 2007-04-12 Richard Guenther <rguenther@suse.de>
3110 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
3111 lower bound and element size if lower bound is not zero
3112 or either of the ARRAY_REF operands is set.
3114 2007-04-12 Richard Guenther <rguenther@suse.de>
3116 PR tree-optimization/24689
3117 PR tree-optimization/31307
3118 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
3120 * gimplify.c (canonicalize_addr_expr): To be consistent with
3121 gimplify_compound_lval only set operands two and three of
3122 ARRAY_REFs if they are not gimple_min_invariant. This makes
3123 it never at this place.
3124 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3126 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3128 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
3129 null before emitting a .nsubspa directive.
3131 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3133 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
3134 need_to_partition_p if there are no memory statements in the
3137 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3139 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
3140 (gcd_of_steps_may_divide_p): New function.
3141 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
3143 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3145 * reload.c (find_reloads_toplev, find_reloads_address,
3146 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
3147 not a pointer equality test, to decide if we need to call
3148 push_reg_equiv_alt_mem.
3150 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
3152 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
3153 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
3154 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
3156 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3158 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
3159 vector to be positive.
3161 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3165 * doc/invoke.texi: Document --params max-aliased-vops and
3167 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3168 debug_memory_partitions): Move to tree-flow.h
3169 * params.h (AVG_ALIASED_VOPS): Define.
3170 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3172 (mp_info_t): Likewise.
3173 (get_mem_sym_stats_for): New.
3174 (set_memory_partition): Move from tree-flow-inline.h.
3175 (mark_non_addressable): Only clear the set of symbols for the
3176 partition if it exists.
3177 (dump_memory_partitions): Move from tree-ssa-operands.c
3178 (debug_memory_partitions): Likewise.
3179 (need_to_partition_p): New.
3180 (dump_mem_ref_stats): New.
3181 (debug_mem_ref_stats): New.
3182 (dump_mem_sym_stats): New.
3183 (debug_mem_sym_stats): New.
3184 (update_mem_sym_stats_from_stmt): New.
3185 (compare_mp_info_entries): New.
3186 (mp_info_cmp): Call it.
3187 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3189 (get_mpt_for): Move from tree-ssa-operands.c.
3190 (find_partition_for): New.
3191 (create_partition_for): Remove.
3192 (estimate_vop_reduction): New.
3193 (update_reference_counts): New.
3194 (build_mp_info): New.
3195 (compute_memory_partitions): Refactor.
3196 Document new heuristic.
3197 Call build_mp_info, update_reference_counts,
3198 find_partition_for and estimate_vop_reduction.
3199 (compute_may_aliases): Populate virtual operands before
3200 calling debugging dumps.
3201 (delete_mem_sym_stats): New.
3202 (delete_mem_ref_stats): New.
3203 (init_mem_ref_stats): New.
3204 (init_alias_info): Call it.
3205 (maybe_create_global_var): Remove alias_info argument.
3206 Get number of call sites and number of pure/const call sites
3207 from gimple_mem_ref_stats().
3208 (dump_alias_info): Call dump_memory_partitions first.
3209 (dump_points_to_info_for): Show how many times a pointer has
3211 * opts.c (decode_options): For -O2 set --param
3212 max-aliased-vops to 500.
3213 For -O3 set --param max-aliased-vops to 1000 and --param
3214 avg-aliased-vops to 3.
3215 * fortran/options.c (gfc_init_options): Remove assignment to
3217 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3218 * tree-dfa.c (dump_variable): Dump memory reference
3220 Dump NO_ALIAS* settings.
3221 (referenced_var_lookup): Tidy.
3222 (mem_sym_stats): New.
3223 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3224 and ORIG are different SSA names for a memory partition.
3225 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3226 * tree-flow.h (struct mem_sym_stats_d): Define.
3227 (mem_sym_stats_t): Define.
3228 (struct mem_ref_stats_d): Define.
3229 (struct gimple_df): Add field mem_ref_stats.
3230 (enum noalias_state): Define.
3231 (struct var_ann_d): Add bitfield noalias_state.
3232 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3233 debug_mem_ref_stats, debug_memory_partitions,
3234 debug_mem_sym_stats): Declare.
3235 * tree-ssa-structalias.c (update_alias_info): Update call
3236 sites, pure/const call sites and asm sites in structure
3237 returned by gimple_mem_ref_stats.
3238 Remove local variable IS_POTENTIAL_DEREF.
3239 Increase NUM_DEREFS if the memory expression is a potential
3241 Call update_mem_sym_stats_from_stmt.
3242 If the memory references memory, call
3243 update_mem_sym_stats_from_stmt for all the direct memory
3244 symbol references found.
3245 (intra_create_variable_infos): Set noalias_state field for
3246 pointer arguments according to the value of
3247 flag_argument_noalias.
3248 * tree-ssa-structalias.h (struct alias_info): Remove fields
3249 num_calls_found and num_pure_const_calls_found.
3250 (update_mem_sym_stats_from_stmt): Declare.
3251 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3252 Set default value to 100.
3253 (PARAM_AVG_ALIASED_VOPS): Define.
3255 2007-04-11 Richard Guenther <rguenther@suse.de>
3258 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
3259 a * -b + c as c - a * b if we honor sign dependent rounding.
3261 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3263 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
3265 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
3266 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
3268 (initialize_trampoline): Don't use old-style function definition.
3269 (bfin_secondary_reload): Mark IN_P argument as unused.
3271 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
3273 PR tree-optimization/31343
3274 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
3275 (build_polynomial_chrec): Return a scalar when the evolution is zero.
3276 * testsuite/gcc.dg/vect/pr31343.c: New.
3278 2007-04-10 Eric Christopher <echristo@apple.com>
3280 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
3281 * config/i386/i386.md (*cmpfp0): Use.
3282 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3283 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3284 (fix_trunc<mode>_i386_fisttp): Ditto.
3285 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3286 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3287 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3288 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3289 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3290 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3291 (unnamed_splitters): Ditto.
3292 * config/i386/i386.c (output_fix_trunc): Assert that
3293 we're not being passed a TFmode operand.
3295 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
3297 PR tree-optimization/31526
3298 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
3299 n_basic_blocks to find newly added blocks.
3301 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
3303 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
3305 (fix_trunc<mode>si_sse): Ditto.
3306 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
3307 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
3308 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
3309 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
3310 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
3311 expander using SSEMODEF mode macro.
3312 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
3313 expander using SSEMODEF mode macro.
3314 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
3315 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
3316 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
3317 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
3318 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
3319 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
3320 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
3321 Macroize insn using X87MODEF mode macro.
3323 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
3325 * config/i386/sse.md (sse2_pinsrw): Removed.
3326 (sse2_pextrw): Renamed to ...
3327 (*sse2_pextrw): This.
3329 2007-04-09 Jan Hubicka <jh@suse.cz>
3332 * config/i386/sse.md
3333 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
3334 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
3335 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
3336 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
3338 2007-04-09 Jan Hubicka <jh@suse.cz>
3340 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
3341 multiple fields of union.
3343 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
3345 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
3346 (create_preheaders): Check that loops are available.
3347 (fix_loop_structure): Clean up, improve comments.
3348 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
3349 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
3351 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
3352 * predict.c (tree_estimate_probability): Do not call
3353 calculate_dominance_info. Call create_preheaders.
3354 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
3355 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
3357 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
3358 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
3359 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3360 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3363 2007-04-08 Jan Hubicka <jh@suse.cz>
3365 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3366 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3367 * fold-const.c (fold_unary): Use it.
3369 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3371 * varasm.c (assemble_variable): Remove call to
3372 lang_hooks.decls.prepare_assemble_variable.
3373 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3374 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3375 * langhooks.h (lang_hooks_for_decls): Remove
3376 prepare_assemble_variable.
3378 2007-04-08 Mike Stump <mrs@apple.com>
3380 * config/i386/i386.c: Use inc/dec on Core2.
3382 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3384 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3385 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3386 lhd_tree_inlining_end_inlining): Remove.
3387 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3388 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3390 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3391 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3392 lhd_tree_inlining_end_inlining): Remove prototypes.
3393 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3394 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3395 LANG_HOOKS_TREE_INLINING_START_INLINING,
3396 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3398 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3401 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3404 * config/avr/predicates.md (io_address_operand): Delete predicate.
3405 (low_io_address_operand): Don't use 'mode' argument.
3406 (higth_io_address_operand): Rename ...
3407 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3408 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3411 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3413 Revert change removing staticp.
3415 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3418 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3421 2007-04-07 Bruce Korb <bkorb@gnu.org>
3423 * c.opt: Add -Wformat-contains-nul.
3424 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3426 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3427 the NUL byte warning.
3429 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3431 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3433 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3435 * tree.c (staticp): No longer use staticp langhook.
3436 * langhooks.c (lhd_staticp): Removed.
3437 * langhooks.h (struct lang_hooks): Remove staticp.
3438 * c-common.c (c_staticp): Remove.
3439 * c-common.h (c_staticp): Ditto.
3440 * langhooks-defs.h (lhd_staticp): Ditto.
3441 (LHD_HOOKS_STATICP): Ditto
3442 * tree.h (gcc_assert_lowered): New macro.
3444 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3446 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3447 argument "reliable".
3448 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3449 Add argument "reliable". Propagate it through calls.
3450 (infer_loop_bounds_from_undefined): Derive number of iterations
3451 estimates from references in blocks that do not dominate loop latch.
3452 (gcov_type_to_double_int): New function.
3453 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3454 and expected_loop_iterations_unbounded.
3455 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3456 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3457 * tree-data-ref.c (estimated_loop_iterations): Export.
3458 (get_references_in_stmt): Fix -- do not return addresses of local
3460 * cfgloop.h (expected_loop_iterations_unbounded,
3461 estimated_loop_iterations): Declare.
3463 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3465 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3467 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3469 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3470 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3471 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3472 Use output_387_reg_move().
3473 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3474 expander using X87MODEF12 mode macro.
3475 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3476 choosing register preferences. Use output_387_reg_move().
3477 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3478 instead of "x". Use output_387_reg_move().
3479 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3480 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3481 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3482 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3483 Use output_387_reg_move().
3484 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3486 (*truncxf?f_i387 splitter): Ditto.
3488 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3490 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3491 LANG_HOOKS_SAFE_FROM_P.
3492 * expr.c (safe_from_p): Remove langhook call.
3493 * langhooks.h (lang_hooks): Remove safe_from_p.
3494 (lhd_safe_from_p): Remove prototype.
3495 * langhooks.c (lhd_safe_from_p): Remove.
3497 2007-04-06 Jan Hubicka <jh@suse.cz>
3499 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3502 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3504 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3505 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3506 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3507 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3509 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3510 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3512 2007-04-05 Richard Henderson <rth@redhat.com>
3514 * config/alpha/alpha.c (print_operand) [+]: Remove.
3515 (alpha_end_function): Print nop if call at end of function.
3516 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3517 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3518 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3519 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3520 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3521 the call pattern. Update peepholes to match.
3523 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3525 * doc/extend.texi (Other Builtins): Add decimal float variants
3527 * builtins.def: Ditto.
3528 * builtins.c (expand_builtin): Ditto.
3530 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3531 H.J. Lu <hongjiu.lu@intel.com>
3534 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3535 of V8HImode when calling ix86_binary_operator_ok.
3536 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3537 (sdot_prodv8hi): Operands 1 and 2 must be register.
3539 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3541 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3542 initialize align to silence bogus warning.
3544 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3547 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3549 (struct sra_walk_fns): Remove use_all parameter from use.
3550 (sra_hash_tree): Handle BIT_FIELD_REFs.
3551 (sra_elt_hash): Don't hash bitfld blocks.
3552 (sra_elt_eq): Skip them in parent compares as well. Handle
3554 (sra_walk_expr): Don't maintain or pass down use_all_p.
3555 (scan_use): Remove use_all parameter.
3556 (scalarize_use): Likewise. Re-expand assignment to
3557 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3558 output, and re-scalarize after output. Don't mark anything
3560 (scalarize_ldst): Adjust.
3561 (scalarize_walk_gimple_modify_statement): Likewise.
3562 (build_element_name_1): Handle BIT_FIELD_REFs.
3563 (instantiate_element): Don't warn for any element whose parent
3565 (instantiate_missing_elements_1): Return the sra_elt.
3566 (canon_type_for_field): New.
3567 (try_instantiate_multiple_fields): New.
3568 (instantiate_missing_elemnts): Use them.
3569 (mark_no_warning): Removed.
3570 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3571 (REPLDUP, sra_build_elt_assignment): New.
3572 (generate_copy_inout): Use them.
3573 (generate_element_copy): Likewise. Handle bitfld differences.
3574 (generate_element_zero): Don't recurse for blocks. Use
3575 sra_build_elt_assignment.
3576 (generate_one_element_int): Take elt instead of var. Use
3577 sra_build_elt_assignment.
3578 (generate_element_init_1): Adjust.
3579 (scalarize_use, scalarize_copy): Use REPLDUP.
3580 (scalarize_ldst): Move assert before dereference.
3581 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3583 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3585 * regmove.c: Fix unused variable warnings due to previous commit.
3587 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3589 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3590 (regmove_bb_head): Remove.
3591 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3592 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3593 problems with fixup_match_1.
3594 Don't initialize/free regmove_bb_head.
3596 (reg_is_remote_constant_p): If an insn is in the same basic block
3597 but not before INSN, consider it remote, too.
3599 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3602 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3603 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3605 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3607 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3608 (CONDITIONAL_REGISTER_USAGE): Likewise.
3610 2007-04-04 Richard Henderson <rth@redhat.com>
3612 * config/alpha/lib1funcs.asm: Remove unused file.
3614 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3617 * opts.c (print_specific_help): Fix --help=<language>
3619 (common_handle_option): Support --help=common.
3621 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3624 * gcc.c (main): Do not run the linker if
3625 print_subprocess_help indicates that it shouldn't be
3628 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3631 * doc/invoke.texi (--help=): Document <languages> value, fix
3632 formatting in tables of values.
3634 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3636 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3637 dllimport attribute of virtual methods.
3639 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3641 * config/score/crti.asm: Change _bss_start to __bss_start.
3642 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3643 (OUTGOING_REG_PARM_STACK_SPACE) update.
3644 * config/score/score.opt: add options to make backend support
3645 score5, score5u, score7 and score7d.
3646 * config/score/score.md: Likewise.
3647 * config/score/misc.md: Likewise.
3648 * config/score/mac.md: Likewise.
3649 * doc/invoke.texi: Likewise.
3650 * doc/md.texi: update constraints define.
3652 2007-04-03 Richard Henderson <rth@redhat.com>
3654 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3655 an appropriate type, use the mode instead.
3657 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3659 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3660 Set the default --with-arch setting to mips2.
3661 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3662 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3663 (MULTILIB_OSDIRNAMES): Delete.
3664 (MULTILIB_DIRNAMES): Define.
3665 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3666 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3667 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3668 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3669 VXWORKS_OS_CPP_BUILTINS.
3670 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3671 (MIPS_DEBUGGING_INFO): Undefine.
3672 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3674 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3677 * fold-const.c (native_encode_real): Encode real.c provided longs
3678 as a series of 32-bit native integers.
3679 (native_interpret_real): Interpret buffer as a series of 32-bit
3682 2007-04-03 Richard Guenther <rguenther@suse.de>
3684 * genpreds.c (write_insn_constraint_len): Write function
3685 optimized for CONSTRAINT_LEN implementation.
3686 (write_tm_preds_h): Output insn_constraint_len inline and
3687 use it for CONSTRAINT_LEN.
3688 (write_insn_preds_c): Don't output insn_constraint_len.
3689 * doc/md.texi (define_register_constraint): Document multi-letter
3690 constraints shall have the same length if they start with the same
3693 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3696 * config/i386/i386.md (isinf<mode>2): Expand only when
3697 TARGET_C99_FUNCTIONS is set.
3699 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3701 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3702 (x86_64-*-linux*): Ditto.
3703 * config/i386/i386.opt (mpc): New option.
3704 * config/i386/i386.c (overrride_options): Handle
3705 ix87_precision_string.
3706 * config/i386/crtprec.c: New file.
3707 * config/i386/t-crtpc: Ditto.
3708 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3710 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3711 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3712 crtprec32.o, crtprec64.o and crtprec80.o.
3714 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3716 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3718 2007-04-02 Eric Christopher <echristo@apple.com>
3720 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3721 limitations on darwin.
3723 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3726 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3728 2007-04-02 Dave Korn <dave.korn@artimi.com>
3730 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3732 2007-04-02 Dave Korn <dave.korn@artimi.com>
3734 * libgcc2.h (exception_descriptor): Don't forward-declare.
3735 (__get_eh_table_language, __get_eh_table_version): Delete
3736 prototypes of long-dead functions.
3738 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3740 * ebitmap.h: New file
3741 * ebitmap.c: New file
3742 * Makefile.in (ebitmap.o): New target.
3744 2007-04-01 Jan Hubicka <jh@suse.cz>
3746 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3747 before very first instruction.
3749 2007-04-01 Jan Hubicka <jh@suse.cz>
3751 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3752 waring on 64bit hosts.
3753 * bitmap.h: Fix typo in bitmap_head_def.
3755 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3757 PR rtl-optimization/31391
3758 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3759 into a DELETED_LABEL note, and the label is in an empty basic
3760 block, update BB_END as well as BB_HEAD.
3762 2007-04-01 Richard Henderson <rth@redhat.com>
3764 PR tree-optimization/31169
3765 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3766 to varying if the range is outside [0, prec-1].
3768 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3771 * config/mips/mips.md (load_const_gp): New insn.
3772 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3773 the MIPS16 GP pseudo register if no_new_pseudos.
3774 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3776 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3779 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3781 (call_value): Likewise.
3783 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3784 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3787 * doc/invoke.texi: (optimization options): Reword description
3788 of -ffast-math. Document its primary purpose.
3790 2007-03-31 Richard Guenther <rguenther@suse.de>
3792 * omp-low.c (splay-tree.h): Include.
3793 (lookup_decl): Replace splay-tree usage by pointer-map.
3794 (maybe_lookup_decl): Likewise.
3795 (new_omp_context): Likewise.
3796 (delete_omp_context): Likewise.
3797 * gimplify.c (splay-tree.h): Include.
3798 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3800 (remap_ssa_name): Likewise.
3801 (remap_decl): Likewise.
3802 (remap_type_1): Likewise.
3803 (remap_type): Likewise.
3804 (copy_body_r): Likewise.
3805 (expand_call_inline): Likewise.
3806 (clone_body): Likewise.
3807 (copy_tree_r): Likewise.
3808 (remap_save_expr): Likewise.
3809 (unsave_r): Likewise.
3810 (unsave_expr_now): Likewise.
3811 (tree_function_versioning): Likewise.
3812 (build_duplicate_type): Likewise.
3813 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3814 (struct copy_body_data): Replace splay-tree by pointer-map.
3815 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3816 not $(SPLAY_TREE_H).
3817 (gimplify.o): Depend on $(SPLAY_TREE_H).
3818 (omp-low.p): Likewise.
3820 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3822 * config/avr/predicates.md (even_register_operand,
3823 odd_register_operand): New predicates.
3824 * config/avr/avr.md (movw peephole2): New.
3825 (movw_r peephole2): New.
3827 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3829 * tree.h (get_signed_or_unsigned_type): New.
3830 * fold-const.c (operand_equal_for_comparison_p): Use
3831 get_signed_or_unsigned_type instead of
3832 lang_hooks.types.signed_or_unsigned_type.
3833 * expr.c (store_expr): Ditto.
3834 * langhooks.c (get_signed_or_unsigned_type): New.
3835 (lhd_signed_or_unsigned_type): New.
3836 * langhooks.h (lhd_signed_or_unsigned_type): New.
3837 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3839 2007-03-30 Richard Henderson <rth@redhat.com>
3841 * tree-ssa-loop-ivopts.c: Include target.h.
3842 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3843 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3844 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3845 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3847 2007-03-30 Richard Henderson <rth@redhat.com>
3848 Kai Tietz <kai.tietz@onevision.com>
3850 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3852 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3853 (TARGET_64BIT_MS_ABI): New.
3854 (DBX_REGISTER_NUMBER): Handle 64-bit.
3855 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3856 (LONG_TYPE_SIZE): Force to 32.
3857 (REG_PARM_STACK_SPACE): New.
3858 (OUTGOING_REG_PARM_STACK_SPACE): New.
3859 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3860 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3861 (STACK_BOUNDARY): Use 128 for 64-bit.
3862 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3863 Add 64-bit implementation.
3864 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3866 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3867 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3868 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3869 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3870 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3871 TARGET_64BIT_MS_ABI.
3872 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3873 (ix86_pass_by_reference): Likewise.
3874 (ix86_function_value_regno_p): Likewise.
3875 (ix86_build_builtin_va_list): Likewise.
3876 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3877 (function_arg_advance_ms_64): New.
3878 (function_arg_advance): Call it.
3879 (function_arg_ms_64): New.
3880 (function_arg): Call it.
3881 (function_value_ms_64): New.
3882 (ix86_function_value_1): Call it.
3883 (return_in_memory_ms_64): New.
3884 (ix86_return_in_memory): Call it.
3885 (setup_incoming_varargs_ms_64): New.
3886 (ix86_setup_incoming_varargs): Call it.
3887 (ix86_expand_prologue): Handle 64-bit stack probing.
3888 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3889 (output_pic_addr_const): Likewise.
3890 (x86_this_parameter): Likewise.
3891 (x86_output_mi_thunk): Likewise.
3892 (x86_function_profiler): Likewise.
3893 (TARGET_STRICT_ARGUMENT_NAMING): New.
3894 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3895 (TARGET_64BIT_MS_ABI): New.
3896 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3897 * config/i386/i386.md (allocate_stack_worker): Remove.
3898 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3899 describe the clobber of eax without a match_scratch.
3900 (allocate_stack_worker_postreload): Remove.
3901 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3902 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3903 (allocate_stack_worker_rex64_postreload): Remove.
3904 (allocate_stack): Handle 64-bit.
3905 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3906 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3907 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3908 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3909 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3910 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3911 * config.build (x86_64-*-mingw*): New host.
3912 * config.host (x86_64-*-mingw*): New host.
3913 * config.gcc (x86_64-*-mingw*): New target.
3914 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3916 2007-03-30 Richard Henderson <rth@redhat.com>
3917 Kai Tietz <kai.tietz@onevision.com>
3919 * c-pragma.c (struct def_pragma_macro_value): New.
3920 (struct def_pragma_macro): New.
3921 (pushed_macro_table): New.
3922 (dpm_hash, dpm_eq): New.
3923 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3924 (init_pragma): Install them.
3925 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3927 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3929 * config/avr/avr.c (avr_override_options): Clear
3930 'flag_delete_null_pointer_checks'.
3932 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3935 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3936 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3937 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3938 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3939 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3940 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3941 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3943 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3945 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3947 * regmove.c: Move all of pass_stack_adjustments from here...
3948 * combine-stack-adj.c: ...to this new file.
3949 * Makefile.in: Add rules for combine-stack-adj.o.
3951 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3953 PR tree-optimization/31383
3954 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3955 to have the same length.
3957 2007-03-30 Jan Hubicka <jh@suse.cz>
3960 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3961 availablility; add more sanity checking; ask varpool only about
3964 2007-03-29 Richard Henderson <rth@redhat.com>
3966 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3967 to decide, but __SIZEOF_LONG_LONG__.
3969 2007-03-29 Richard Henderson <rth@redhat.com>
3971 * emutls.c (struct __emutls_array): New.
3972 (emutls_destroy): Use it instead of casting element 0 from void*.
3973 (__emutls_get_address): Likewise.
3975 2007-03-29 Richard Henderson <rth@redhat.com>
3977 * varasm.c (initializer_constant_valid_p): Don't deny
3978 DECL_DLLIMPORT_P on functions.
3980 * config/i386/cygming.h: Remove function declarations.
3981 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3982 (ASM_OUTPUT_LABELREF): Remove.
3983 (COMMON_ASM_OP): Remove.
3984 (ASM_OUTPUT_COMMON): Remove.
3985 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3986 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3987 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3988 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3989 Rename from TARGET_ENCODE_SECTION_INFO.
3990 * config/i386/netware.h: Likewise.
3991 * config/i386/i386-protos.h: Update.
3992 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3993 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3994 (legitimate_constant_p): Reject dllimports.
3995 (dllimport_map, get_dllimport_decl): New.
3996 (legitimize_dllimport_symbol): New.
3997 (legitimize_address, ix86_expand_move): Use it.
3998 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3999 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
4000 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
4001 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
4002 * config/i386/predicates.md (constant_call_address_operand): Only
4003 accept symbols; reject dllimport_p symbols.
4004 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
4005 i386_pe_maybe_record_exported_symbol.
4006 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
4007 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
4008 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
4009 trust the setting of DECL_DLLIMPORT_P.
4010 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
4011 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
4012 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
4013 tidy the argument scanning loop.
4014 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
4015 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
4016 (i386_pe_strip_name_encoding): Remove.
4017 (i386_pe_binds_local_p): New.
4018 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
4019 (i386_pe_output_labelref): Remove.
4020 (i386_pe_asm_output_aligned_decl_common): New.
4021 (i386_pe_maybe_record_exported_symbol): Rename from
4022 i386_pe_record_exported_symbol; check for dllexported symbols.
4024 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
4026 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
4027 add comment explaining why vsnprintf cannot be used.
4029 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
4031 PR tree-optimization/30666
4032 * tree.c (build_complex_type): When creating type names for DWARF2
4033 debug info, create TYPE_DECLs for TYPE_NAME instead of
4035 (build_common_tree_nodes_2): Use build_complex_type when building
4036 predefined complex types, to preserve canonical types.
4038 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
4040 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
4041 (noce_get_alt_condition): Look at it to determine whether to
4042 reverse the condition or not.
4043 (noce_get_condition): Substitute the truth for lies.
4044 (noce_find_if_block): Set the then_else_reversed field.
4046 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
4048 * config/fr30/fr30.md (movdi): Do not accept immediates as the
4049 destination of this insn.
4050 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
4051 than calling gen_rtx_SET directly. Use r0 to hold the value of
4052 'address + 4' rather than a stack based temporary which can be
4055 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4057 * config/s390/s390.c (s390_secondary_input_reload_class,
4058 s390_secondary_output_reload_class): Functions removed.
4059 (s390_secondary_reload): New function.
4060 (TARGET_SECONDARY_RELOAD): Target macro defined.
4061 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
4062 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
4063 * config/s390/s390.md ("reload_outti", "reload_outdi",
4064 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
4065 "reload_out<mode>"): Expanders removed.
4066 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
4067 "reload<mode>_nonoffmem_out"): Expanders added.
4069 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4071 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
4072 SRC->DEST replacement failed anyway.
4074 2007-03-28 Mike Stump <mrs@apple.com>
4076 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
4077 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
4078 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
4080 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4082 * config.gcc: Accept barcelona as a variant of amdfam10.
4083 * config/i386/i386.c (override_options): Likewise.
4084 * doc/invoke.texi: Likewise.
4086 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
4088 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
4089 offsets for BIT_FIELD_REF and COMPONENT_REF.
4091 2007-03-28 Richard Guenther <rguenther@suse.de>
4093 * tree.c (is_global_var): Move ...
4094 * tree-flow-inline.h (is_global_var): ... here.
4095 * tree.h (is_global_var): Remove declaration.
4097 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
4099 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
4101 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
4102 * config/i386/i386.c (ix86_tune_features): Initialize new
4104 * config/i386/predicates.md (promotable_binary_operator): Use
4105 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
4107 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
4110 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
4112 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
4114 * config/fr30/fr30.md (movsi_internal): Change destination
4115 constraint from m to V and add m to the end.
4117 2007-03-28 Christian Bruel <christian.bruel@st.com>
4119 * config/sh/sh.md (movsi_i): Fix type attribute.
4121 2007-03-28 Christian Bruel <christian.bruel@st.com>
4123 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
4124 (movsf_ie): Likewise.
4126 2007-03-28 Christian Bruel <christian.bruel@st.com>
4128 * config.gcc: Add sh4-300 to multilib.
4129 * config/sh/t-mlib-sh4-300: New file.
4131 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
4133 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
4134 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
4136 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
4137 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
4138 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
4139 "fixuns_trunctddi2"): Whitespace fix.
4141 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
4143 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
4144 the definition of struct sh_args.
4145 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
4146 CALL_COOKIE_INT_REG_GET): Likewise.
4148 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
4150 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
4151 transformations are applied successfully.
4153 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
4155 * tree.c (tree_contains_struct): Permit 512 tree codes.
4156 * tree.h (tree_contains_struct): Ditto.
4157 (MAX_TREE_CODES): Ditto.
4158 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
4159 SPARE member to store remaining padding bits.
4161 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4163 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4166 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4168 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4169 * configure: Regenerate.
4171 * configure: Regenerate using the correct version of autoconf.
4173 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4175 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4177 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4178 regs to "__SP_L__" and "__SP_H__".
4180 2007-03-27 Richard Guenther <rguenther@suse.de>
4182 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4183 computations with it with a HOST_WIDE_INT variable.
4185 2007-03-26 Mike Stump <mrs@apple.com>
4187 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4188 objective-c-header, objective-c++-header and objc++-cpp-output
4190 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4192 2007-03-26 Richard Henderson <rth@redhat.com>
4195 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4196 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4197 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4198 IX86_BUILTIN_PSRLQ128): New.
4199 (ix86_init_mmx_sse_builtins): Add them.
4200 (ix86_expand_builtin): Expand them.
4201 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4202 operand 2 be TImode.
4203 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4204 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4205 _mm_srli_epi64): Mark __B const.
4206 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4207 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4208 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4209 new two-vector shift builtins.
4211 2007-03-26 Ian Lance Taylor <iant@google.com>
4213 PR tree-optimization/31345
4214 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4215 [+INF, +INF(OVF)] into VARYING.
4217 2007-03-26 Zack Weinberg <zackw@panix.com>
4219 * gengtype-parse.c: New file.
4220 * gengtype-yacc.y: Delete.
4221 * gengtype-lex.l: Don't include gengtype-yacc.h.
4222 Define YY_DECL and yyterminate appropriately for recursive
4223 descent parser. yylval is now a string out-parameter to yylex.
4224 (HWS, EOID): New shorthand.
4225 (IWORD): Add a couple more types.
4226 (yylex): Add a setup stanza. Remove the complex rules for
4227 detecting GTY'ed types and typedefs; replace with simple
4228 keyword detectors. Adjust everything for the changed
4229 definition of yylval. Ignore all pp-directives, not just #define.
4231 (parse_file): Rename yybegin; do not call yyparse.
4233 * gengtype.c (xasprintf): Export again.
4234 (this_file): New. Use everywhere __FILE__ was being used.
4235 (get_lang_bitmap): Special case types defined in gengtype.c.
4236 (do_typedef, new_structure): Suppress definition of certain types.
4237 (new_structure): Improve diagnostics of duplicate definitions.
4238 Make sure location_s is associated with input.h.
4239 (nreverse_pairs, define_location_structures): New functions.
4240 (main): Improve tagging of kludge types. Remove old kludges
4241 for input.h types; use define_location_structures.
4242 * gengtype.h: Update prototypes. Define token codes here.
4243 * Makefile.in: Remove all references to gengtype-yacc.
4244 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4246 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4247 add GTY((skip)) to the field that's only conditionally there.
4248 * doc/install.texi: Document that Bison is no longer required
4249 unless building treelang.
4251 * gengtype.c: Don't include gtyp-gen.h.
4252 (srcdir): Declare here.
4253 (base_files, lang_dir_names): Allocate dynamically.
4254 (gt_files, num_gt_files, num_lang_dirs): New globals.
4255 (measure_input_list, read_input_line, read_input_list)
4256 (set_lang_bitmap): New functions.
4257 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
4258 simplify, relying on read_input_list to set up the bitmaps.
4259 (main): Arguments are no longer unused. Check for correct number
4260 of command line arguments, set srcdir and srcdir_len, then call
4261 read_input_list, before doing anything else. No need to worry
4262 about duplicates in main loop.
4263 * configure.ac: Simplify the calculation of all_gtfiles.
4264 Put language tags in there. Don't set or substitute
4265 all_gtfiles_files_langs or all_gtfiles_files_frags.
4266 * Makefile.in: Revamp the way gengtype is invoked, now that it
4267 takes a file on its command line with a much simpler format.
4268 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
4269 (GTFILES): Remove duplicates and C source files.
4270 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
4271 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
4272 * configure: Regenerate.
4274 * gengtype.h: Remove all type definitions to gengtype.c; leave
4275 only definitions of options_p, type_p, and pair_p as opaque
4276 pointers. Update prototypes.
4277 * gengtype.c: Many type definitions moved here from gengtype.h.
4278 Consolidate type definitions at the top of the file.
4279 (xvasprintf): Delete.
4280 (xasprintf): Make static.
4281 (create_nested_pointer_option): Add 'next' parameter.
4282 (create_field_all, create_field_at): New functions.
4283 (create_field): Now a thin wrapper around create_field_all.
4284 (create_optional_field): Rename create_optional_field_ and add
4285 line argument. Original name is now a macro which supplies
4287 (oprintf): Use vsnprintf directly.
4288 (close_output_files): Use fatal rather than perror/exit.
4289 (note_def_vec, note_def_vec_alloc): Use create_field_at.
4290 (main): Set progname. Don't use exit.
4291 * gengtype-yacc.y (struct_fields): Use create_field_at.
4292 (option, optionseqopt): Delete.
4293 (optionseq): Consolidate productions from option here so we
4294 can use the first argument to create_option.
4296 * gengtype-lex.l: Distinguish unions from structures in the
4297 token type. Don't call find_structure; return the tag as a string.
4298 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
4299 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
4300 Reorganize typedef_struct production accordingly.
4301 Use create_nested_ptr_option.
4302 * gengtype.c (create_nested_ptr_option): New function.
4303 * gengtype.h: Declare it.
4305 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
4306 (string_type): Don't declare.
4307 (do_scalar_typedef): Declare.
4308 (create_scalar_type): Update prototype.
4309 * gengtype.c (string_type): Make static.
4310 (scalar_nonchar, scalar_char): New.
4311 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
4312 (resolve_typedef): Use scalar_nonchar for error recovery.
4313 (create_scalar_type): Remove name_len field. Return scalar_char
4314 or scalar_nonchar as appropriate.
4315 (adjust_field_type): Look at scalar_is_char boolean to decide whether
4317 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
4319 (main): Initialize scalar_char and scalar_nonchar before calling
4321 * gengtype-lex.l: Adjust for removal of second argument to
4322 create_scalar_type. Use yylval.s instead of yylval.t when
4324 * gengtype-yacc.y: Type of SCALAR is string. Call
4325 create_scalar_type from type:SCALAR rule. Adjust for removal of
4326 second argument to create_scalar_type.
4328 * vec.h: Remove all #if IN_GENGTYPE blocks.
4329 Add comment saying that changes may require adjustments to gengtype.
4330 * gengtype.c: Don't include coretypes.h or tm.h.
4331 Add comment to inclusion of errors.h.
4332 (note_def_vec, note_def_vec_alloc): New functions.
4333 * gengtype.h: Declare new functions.
4334 * gengtype-lex.l: Don't include coretypes.h.
4335 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
4337 (update_lineno): Remove unnecessary prototype.
4338 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
4339 (VEC rule): Just return VEC_TOKEN.
4340 * gengtype-yacc.y (VEC_TOKEN): New token type.
4341 (type): Add a production for VEC(a,b).
4342 * Makefile.in: Update dependencies.
4344 * gengtype-lex.l: Remove rules for parsing pointer-to-function
4345 typedefs that use the old PARAMS macro.
4347 * gengtype-lex.l: Remove all rules and states relating to yacc
4349 * gengtype-yacc.y: Similarly.
4350 * gengtype.c (note_yacc_type): Delete function.
4351 * gengtype.h: Update prototypes.
4353 2007-03-26 Joseph Myers <joseph@codesourcery.com>
4355 * tree-pretty-print.c (dump_generic_node): Report precision of
4356 unnamed integer types.
4358 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4360 * ifcvt.c (noce_try_store_flag_constants): Don't check
4361 no_new_pseudos here.
4362 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4363 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4364 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4365 noce_try_sign_mask): Likewise.
4366 (if_convert): Check no_new_pseudos here.
4368 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4370 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4371 (noce_get_condition): Handle new then_else_reversed argument.
4372 (noce_init_if_info): Remove, fold into noce_find_if_block.
4373 (noce_process_if_block): Take a struct noce_if_info as the
4374 argument. Don't set up one based on ce_if_info. Update pointer
4375 references accordingly.
4376 (cond_move_process_if_block): Likewise.
4377 (process_if_block): Removed.
4378 (find_if_block): Removed. Move functionality two new functions,
4379 noce_find_if_block and cond_exec_find_if_block.
4380 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4381 blocks and the symmetric IF-ELSE-JOIN case.
4382 (cond_exec_find_if_block): Also new function mostly based on old
4383 find_if_block and process_if_block.
4384 (find_if_header): Replace find_if_block call with separately
4385 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4386 (find_cond_trap): Update noce_get_condition call.
4387 (dead_or_predicable): Likewise.
4389 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4391 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4393 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4394 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4395 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4396 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4397 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4398 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4399 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4400 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4401 __builtin_ia32_psrad128 builtins.
4403 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4405 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4406 * config/i386/constraints.md
4407 (define_constraint "I"): Use IN_RANGE macro.
4408 (define_constraint "J"): Ditto.
4409 (define_constraint "K"): Ditto.
4410 (define_constraint "M"): Ditto.
4411 (define_constraint "N"): Ditto.
4412 (define_constraint "O"): Ditto.
4413 * config/i386/predicates.md
4414 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4415 (define_predicate "const_0_to_3_operand"): Ditto.
4416 (define_predicate "const_0_to_7_operand"): Ditto.
4417 (define_predicate "const_0_to_15_operand"): Ditto.
4418 (define_predicate "const_0_to_63_operand"): Ditto.
4419 (define_predicate "const_0_to_255_operand"): Ditto.
4420 (define_predicate "const_1_to_31_operand"): Ditto.
4421 (define_predicate "const_2_to_3_operand"): Ditto.
4422 (define_predicate "const_4_to_7_operand"): Ditto.
4424 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4426 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4427 in SImode for save_world.
4428 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4431 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4433 PR tree-optimization/30784
4434 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4437 2007-03-25 Revital Eres <eres@il.ibm.com>
4439 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4440 Fold movement_possibility function into it.
4442 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4444 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4445 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4446 (call_indirect_nonlocal_darwin64): Same.
4447 (call_nonlocal_darwin64): Same.
4448 (call_value_indirect_nonlocal_darwin64): Same.
4449 (call_value_nonlocal_darwin64): Same.
4450 (sibcall_nonlocal_darwin64): Same.
4451 (sibcall_value_nonlocal_darwin64): Same.
4452 (sibcall_symbolic_64): Same.
4453 (sibcall_value_symbolic_64): Same.
4454 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4456 (rs6000_emit_load_toc_table): Same.
4457 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4458 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4464 (load_toc_v4_pic_si): Same
4465 (load_toc_v4_PIC_1): Same.
4466 (load_toc_v4_PIC_1b): Same.
4467 (call_indirect_aix{32,64}): Same.
4468 (call_value_indirect_aix{32,64}): Same.
4471 (call_local{32,64}): Same.
4472 (call_value_local{32,64}): Same.
4473 (call_indirect_nonlocal_aix{32,64}): Same.
4474 (call_nonlocal_aix{32,64}): Same.
4475 (call_value_indirect_nonlocal_aix{32,64}): Same.
4476 (call_value_nonlocal_aix{32,64}): Same.
4477 (call_indirect_nonlocal_sysv<mode>): Same.
4478 (call_nonlocal_sysv<mode>): Same.
4479 (call_value_indirect_nonlocal_sysv<mode>): Same.
4480 (call_value_nonlocal_sysv<mode>): Same.
4482 (sibcall_local{32,64}): Same.
4483 (sibcall_value_local{32,64}): Same.
4484 (sibcall_nonlocal_aix{32,64}): Same.
4485 (sibcall_value_nonlocal_aix{32,64}): Same.
4486 (sibcall_nonlocal_sysv<mode>): Same.
4487 (sibcall_value): Same.
4488 (sibcall_value_nonlocal_sysv<mode>): Same.
4490 2007-03-24 Paul Brook <paul@codesourcery.com>
4492 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4493 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4495 2007-03-24 Richard Henderson <rth@redhat.com>
4497 * config/ia64/constraints.md: New file.
4498 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4499 satisfies_constraint_?.
4500 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4501 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4502 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4503 ia64_output_mi_thunk): Likewise.
4504 (ia64_const_ok_for_letter_p): Remove.
4505 (ia64_const_double_ok_for_letter_p): Remove.
4506 (ia64_extra_constraint): Remove.
4507 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4508 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4509 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4510 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4511 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4512 EXTRA_MEMORY_CONSTRAINT): Remove.
4513 * config/ia64/ia64.md: Include constriants.md. Replace
4514 CONST_OK_FOR_? with satisfies_constraint_?.
4516 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4517 H.J. Lu <hongjiu.lu@intel.com>
4519 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4521 (name macros): Use DPD_BID_NAME to convert names properly.
4523 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4524 decimal floating point format.
4525 (init_floating_libfuncs): Change decimal functions so that they
4526 have a "bid_" prefix if the decimal system uses the BID format,
4527 and "dpd_" prefix if the decimal system uses the DPD format.
4528 (init_interclass_conv_libfuncs): Ditto.
4529 (init_intraclass_conv_libfuncs): Ditto.
4531 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4532 using the BID format.
4534 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4535 whether we are using the BID decimal format.
4536 * configure: Regenerate.
4538 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4539 the compiler has decimal floating point enabled. Define
4540 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4543 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4544 using the BID format.
4546 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4547 whether we are using the BID decimal format.
4548 * configure: Regenerate.
4550 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4551 the compiler has decimal floating point enabled. Define
4552 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4555 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4556 options, and that it is enabled for i386/x86_64 systems.
4558 * Makefile.in (enable_decimal_float): New.
4560 (DECNUMINC): Add -I$(DECNUMFMT).
4561 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4562 to $(DECNUMFMT) from $(DECNUM).
4564 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4565 Substitute enable_decimal_float.
4566 * configure: Regenerated.
4569 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4572 * configure.ac: Enable decimal float for x86_64-*-linux*.
4573 * configure: Regenerated.
4576 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4577 decimal128ClearSign to flip and clear the sign bit in decimal128.
4578 (decimal_real_maxval): Set decimal128SetSign to set the sign
4581 2007-03-23 Ian Lance Taylor <iant@google.com>
4583 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4585 2007-03-23 Ian Lance Taylor <iant@google.com>
4587 * tree-dump.c (dump_files): Correct comment.
4589 2007-03-23 Ian Lance Taylor <iant@google.com>
4591 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4593 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4595 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4596 in cfglayout mode. Don't go into and out of cfglayout mode.
4597 Link the blocks in the order of the constructed traces.
4598 (rest_of_handle_tracer): Adjust call to tracer.
4599 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4600 Don't go into cfglayout mode.
4601 (rtl_loop_done): Don't go out of cfglayout mode.
4602 * cfglayout.c (relink_block_chain): New function, split out from...
4603 (fixup_reorder_chain): ...here. Remove redundant checking.
4604 (cfg_layout_finalize): Don't clear the header, footer, and aux
4605 fields here, move the code to do so to relink_block_chain. Likewise
4606 for free_original_copy_tables.
4607 * rtl.h (tracer): Update prototype.
4608 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4609 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4610 mode. Use relink_block_chain to serialize the CFG according to the
4611 new basic block order. Move targetm.cannot_modify_jumps_p check from
4613 (gate_handle_reorder_blocks): ...to here.
4614 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4616 (gate_duplicate_computed_gotos): ...to here.
4617 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4618 something always changes when going into and out of cfglayout mode.
4619 Perform an expensive cfg cleanup while going into cfglayout mode.
4620 Always update liveness information on HAVE_conditional_execution
4621 targets. Reserialize the basic blocks and go out of cfglayout mode.
4622 * reg-stack.c: Include cfglayout.h.
4623 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4624 the call to reorder_basic_blocks.
4625 * basic-block.h (reorder_basic_blocks): Update prototype.
4626 (relink_block_chain): New prototype.
4627 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4629 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4631 * config/mips/mips.md (type, hazard, *movdi_32bit,
4632 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4633 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4634 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4635 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4636 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4638 (movcc): Change first xfer to multi.
4639 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4640 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4641 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4642 config/mips/generic.md: Change reservations using "xfer" to use
4644 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4645 using match_operand.
4646 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4647 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4649 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4651 2007-03-22 Richard Henderson <rth@redhat.com>
4653 * config/i386/i386.c: Remove unnecessary function declarations.
4654 Move targetm definition, and all related macros, to the end of
4655 the file. Resort some functions to put definitions before uses.
4656 (ix86_attribute_table): Make static. Move to end of file.
4657 (ix86_gimplify_va_arg): Make static.
4659 2007-03-22 Richard Henderson <rth@redhat.com>
4661 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4662 don't increase local_regparm with force_align_arg_pointer check.
4663 (ix86_function_sseregparm): Assert 32-bit.
4664 (type_has_variadic_args_p): New.
4665 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4666 type_has_variadic_args_p.
4667 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4668 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4669 use memset instead. Do maybe_vaarg check first; skip attribute
4670 tests if true; skip attribute tests for 64-bit.
4671 (construct_container): Remove TARGET_DEBUG_ARG.
4672 (function_arg_advance_32, function_arg_advance_64): Split out ...
4673 (function_arg_advance): ... from here.
4674 (function_arg_32, function_arg_64): Split out ...
4675 (function_arg): ... from here.
4676 (ix86_pass_by_reference): Tidy.
4677 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4678 (function_value_32): New, from parts of ix86_function_value
4679 and ix86_value_regno.
4680 (function_value_64): New, from parts of ix86_function_value
4681 and ix86_libcall_value.
4682 (ix86_function_value_1): New.
4683 (ix86_function_value, ix86_libcall_value): Use it.
4684 (return_in_memory_32, return_in_memory_64): Split out ...
4685 (ix86_return_in_memory): ... from here.
4686 (ix86_struct_value_rtx): Skip for 64-bit.
4687 (ix86_libcall_value, ix86_value_regno): Remove.
4688 (setup_incoming_varargs_64): Split out ...
4689 (ix86_setup_incoming_varargs): ... from here.
4690 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4691 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4692 * config/i386/i386-protos.h (ix86_function_value): Remove.
4693 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4695 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4698 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4699 infinities not supported, otherwise emit warning if -Woverflow. On
4700 underflow, emit warning if -Woverflow.
4701 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4703 * real.h (real_from_string): Update declaration
4705 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4706 Richard Henderson <rth@redhat.com>
4708 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4709 * calls.c (compute_argument_block_size, expand_call,
4710 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4711 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4712 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4713 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4714 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4715 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4716 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4717 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4720 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4722 * c-incpath.c (add_sysroot_to_chain): New.
4723 (merge_include_chains): Add sysroot argument. Call
4724 add_sysroot_to_chain if sysrooted.
4725 (register_include_chains): Update call to merge_include_chains.
4726 * doc/cppopts.texi: Document use of '=' in include directory
4729 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4731 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4732 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4733 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4734 insn pattern using X87MODEF12 mode macro.
4736 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4738 * regmove.c (regmove_optimize): Use reg_mentioned_p
4739 instead of reg_overlap_mentioned_p for DST.
4741 2007-03-21 Mike Stump <mrs@apple.com>
4743 * c.opt: Fixup for Objective-C/C++.
4745 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4747 * explow.c (convert_memory_address): Fold memory reference when
4748 POINTERS_EXTEND_UNSIGNED < 0
4750 2007-03-21 Richard Henderson <rth@redhat.com>
4753 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4754 * config/i386/mmintrin.h (__m64): Likewise.
4755 * config/i386/xmmintrin.h (__m128): Likewise.
4757 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4759 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4760 (VXWORKS_OS_CPP_BUILTINS): Define.
4761 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4762 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4764 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4766 * rtl.h (constant_pool_reference_p): Delete.
4767 (find_constant_src): Declare.
4768 * rtlanal.c (find_constant_src): New function.
4769 * simplify-rtx.c (constant_pool_reference_p): Delete.
4770 * config/i386/i386.md: Use find_constant_src instead of
4771 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4773 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4775 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4776 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4778 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4780 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4781 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4782 (arm_elf_asm_constructor): Use it.
4783 (arm_elf_asm_destructor): New function.
4785 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4787 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4789 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4791 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4793 2007-03-19 Andrew Haley <aph@redhat.com>
4795 PR tree-optimization/31264
4796 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4799 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4801 PR rtl-optimization/30907
4802 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4803 (fwprop_init): Always call loop_optimizer_initialize.
4804 (fwprop_done): Always call loop_optimizer_finalize.
4805 (fwprop): We always have loop info now.
4806 (gate_fwprop_addr): Remove.
4807 (pass_fwprop_addr): Use gate_fwprop as gate.
4809 PR rtl-optimization/30841
4810 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4811 df_chain_alloc): Call df_reorganize_refs unconditionally.
4812 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4813 refs_organized to refs_organized_size.
4814 (df_ref_create_structure): Use refs_organized_size instead of
4815 bitmap_size if refs had been organized, and keep refs_organized_size
4817 * df.h (struct df_ref_info): Change refs_organized to
4818 refs_organized_size.
4819 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4822 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4824 * except.c (output_function_exception_table): Do not reference the
4825 EH personality routine for functions that do not require an
4828 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4831 * c-typeck.c (convert_for_assignment): Call comptypes for
4832 RECORD_TYPE or UNION_TYPE.
4835 * reload1.c (reload): Do invalid ASM checking after
4836 cleanup_subreg_operands.
4838 2007-03-19 Jeff Law <law@redhat.com>
4840 * tree-cfg.c (find_taken_edge): Tighten conditions for
4841 optimizing computed gotos.
4843 2007-03-19 Michael Matz <matz@suse.de>
4845 * builtins.c (expand_builtin_sync_operation,
4846 expand_builtin_compare_and_swap,
4847 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4850 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4851 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4854 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4856 * doc/tm.texi: Add brackets around the return type of
4857 TARGET_SECONDARY_RELOAD.
4859 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4860 Richard Guenther <rguenther@suse.de>
4862 PR tree-optimization/31254
4863 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4864 Use handled_component_p () where appropriate. Continue
4865 propagating into the rhs if we propagated into an INDIRECT_REF
4868 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4870 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4871 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4872 (xde, xdee): Mode attributes adjusted to support DFP modes.
4873 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4874 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4875 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4876 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4877 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4878 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4879 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4881 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4882 "movsf"): Insn definitions removed.
4883 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4884 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4885 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4887 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4888 "reload_in<mode>", "reload_out<mode>"): Expander added.
4889 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4892 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4894 * config/s390/s390.md: Only non-functional changes. Renamed
4895 FPR mode macro to BFP all over the file.
4897 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4899 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4900 (op_type attribute): RRF instruction type added.
4901 (fT0): New mode attribute.
4902 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4903 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4904 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4905 no secondary memory is needed when moving DFmode values between GPRs
4908 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4910 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4911 inverted and documentation adjusted.
4912 ("mhard-dfp", "msoft-dfp"): New options.
4913 * config/s390/s390.c (s390_handle_arch_option): New architecture
4915 (override_options): Sanity checks for the new options added.
4916 * config.gcc: New architecture switch: z9-ec.
4917 * config/s390/s390.h (processor_flags): PF_DFP added.
4918 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4919 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4920 when the bit is NOT set so remove it from the defaults.
4922 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4924 * genemit.c (main): Print include statement for dfp.h.
4925 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4928 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4930 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4932 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4935 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4938 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4940 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4941 attr_length_call, output_call, output_indirect_call): Cleanup
4942 formatting of targetm calls.
4944 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4946 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4948 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4950 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4951 reservation, bypass and anti-bypass descriptions for these instructions.
4952 Update move patterns.
4953 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4956 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4958 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4959 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4960 (get_initial_def_for_reduction): Likewise.
4962 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4964 Fix PR tree-optimization/29922
4965 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4966 (get_representative): Removed.
4967 (value_dies_in_block_x): Update for rvuse removal.
4968 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4969 (compute_antic_aux): Handle when PHI nodes appear in
4970 non-single-successors.
4971 (dump_bitmap_of_names): Removed.
4972 (compute_antic_safe): Renamed and removed rvuse calculation.
4973 Calculate only antic safe.
4974 (insert_into_preds_of_block): Remove assert.
4975 (execute_pre): Update for renamed functions.
4976 (defer_or_phi_translate_block): New function.
4978 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4980 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4981 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4983 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4984 Follow spelling conventions.
4986 * tree-data-ref.h: Remove the prototype for analyze_array.
4988 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4990 PR tree-optimization/31041
4991 * tree-vect-transform.c (get_initial_def_for_induction): Call
4992 force_gimple_operand.
4994 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4996 * ipa-type-escape.c (look_for_casts) : Revert code to use
4997 handled_component_p due to ada test a-numaux.adb.
4999 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
5001 * final.c (final_scan_insn): Alter the condition of a
5002 conditional trap if we have nonstandard CC.
5004 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5006 * configure.ac: Remove excess quoting from asm line 0 test.
5007 * configure: Rebuilt.
5009 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5011 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
5012 * c-common.c (convert_and_check): Move warning logic to...
5013 (warnings_for_convert_and_check): ...here. Define.
5014 * c-common.h (warnings_for_convert_and_check): Declare.
5016 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5018 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
5019 (output_call): Likewise.
5021 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5023 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
5025 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5027 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
5029 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
5031 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
5032 opteron, athlon-64 and athlon-fx processor_alias_table entries.
5034 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
5036 PR tree-optimization/31183
5037 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5038 Use double_int instead of unsigned int for representing access_strides.
5039 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
5041 2007-03-16 Richard Guenther <rguenther@suse.de>
5043 PR tree-optimization/31146
5044 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
5045 to allow recursion of forward_propagate_addr_expr.
5046 (forward_propagate_addr_into_variable_array_index): Likewise.
5047 (forward_propagate_addr_expr): Likewise.
5048 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5049 (forward_propagate_addr_expr_1): Recurse on simple copies
5050 instead of propagating into them. Do so for useless conversions
5052 (forward_propagate_addr_expr): Clean up unused statements after
5055 2007-03-16 Richard Guenther <rguenther@suse.de>
5057 * builtins.c (expand_builtin_cexpi): Use the right argument
5058 for the expansion via cexp.
5060 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5062 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
5063 * configure: Rebuilt.
5065 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5068 * dwarf2out.c (force_type_die): Adjust comment.
5069 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
5071 2007-03-15 DJ Delorie <dj@redhat.com>
5073 * config/frv/predicates.md (minmax_operator): Don't check operands
5076 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5078 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
5079 Update constant estimates of number of iterations.
5080 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
5081 argument renamed to "realistic".
5082 (compute_estimated_nb_iterations): Removed.
5083 (record_niter_bound): New function.
5084 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
5085 call record_nonwrapping_iv with upper = false.
5086 (infer_loop_bounds_from_signedness): Pass upper argument to
5087 record_nonwrapping_iv.
5088 (estimate_numbers_of_iterations_loop): Do not call
5089 compute_estimated_nb_iterations. Record estimate based on profile
5090 information. Initialize the constant estimates of number of
5092 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
5094 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
5095 number of iterations is too small.
5096 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
5097 (EST_NOT_AVAILABLE): Removed.
5098 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
5099 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
5102 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5104 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
5105 Handle NE_EXPR guards.
5107 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5110 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
5111 Set also -pedantic-errors by default for the preprocessor unless
5112 -fpermissive is given.
5114 2007-03-15 Richard Guenther <rguenther@suse.de>
5118 * builtins.c (expand_builtin_cexpi): As a fallback if we
5119 don't have builtins for sincos or cexp create a function
5120 declaration for cexp and expand to a call to that.
5121 (expand_builtin_int_roundingfn): Always fall
5122 back to floor/ceil and its variants even if they may be
5125 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
5128 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
5129 jump tables, move the call to delete_dead_jumptables from here...
5130 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
5131 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
5132 don't allow merging of blocks that try_redirect_by_replacing_jump
5133 also does not handle when not optimizing.
5135 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5136 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5138 * config/i386/i386.md (x86_sahf_1): Correctly handle
5141 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5144 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
5145 x86_64_general_operand as operand[2] predicate. Remove "iF"
5146 from operand constraints and use "e" constraint instead.
5147 (*subti3_1, *subti3_1 splitter): Ditto.
5148 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
5149 operand[1] predicate.
5151 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
5153 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
5154 arrays, multiply the access strides by the size of the sub-array.
5155 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
5157 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5159 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
5160 the configured assembler supports the sahf mnemonic.
5161 * configure: Regenerate.
5162 * config.in: Regenerate.
5164 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5165 emit "sahf" or ".byte\t0x9e" as asm template.
5167 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5170 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5171 option to replace hard coded TARGET_xxx in md file.
5172 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5173 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5174 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5175 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5176 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5177 (X86_TUNE_NOT_VECTORMODE): Ditto.
5178 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5179 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5180 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5181 (TUNE_SLOW_IMUL_IMM8): Ditto.
5182 (TUNE_MOVE_M1_VIA_OR): Ditto.
5183 (TUNE_NOT_UNPAIRABLE): Ditto.
5184 (TUNE_NOT_VECTORMODE): Ditto.
5186 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5189 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5190 tuning options instead of hard coded TARGET_xxx.
5191 (fix ssemode peephole2's): Ditto.
5192 (imul peephole2's): Ditto.
5194 (movdi_or_rex64): Ditto.
5195 (move peephole2): Ditto.
5196 (not peephole2's): Ditto.
5198 2007-03-14 Dirk Mueller <dmueller@suse.de>
5200 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5201 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5202 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5204 * c-parser.c (c_parser_do_statement): Warn about empty body in
5206 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5207 * doc/invoke.texi (-Wempty-body): Update documentation.
5209 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5212 * c-common.h (warn_for_div_by_zero): Declare.
5213 * c-common.c (warn_for_div_by_zero): Define.
5214 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5217 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5219 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5220 to PREFIX and STANDARD_PREFIX.
5222 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5223 Phil Edwards <phil@codesourcery.com>
5225 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5226 (__gthread_once_t): Remove busy field for RTPs.
5227 (__GTHREAD_ONCE_INIT): Update accordingly.
5229 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5231 * doc/invoke.texi: Document VxWorks options.
5233 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5235 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5237 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5239 PR tree-optimization/30590
5240 * tree-nrv.c (tree_nrv): Check for the partial update of the
5243 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5245 * flags.h (flag_random_seed): Remove declaration, in favor of...
5246 * toplev.h (get_random_seed, set_random_seed): ... these.
5247 * tree.c (get_file_function_name): Use the former.
5248 * opts.c (common_handle_option): Use the latter.
5251 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5254 * cse.c (cse_find_path): Do not bail out if a basic block that
5255 we already visited now becomes part of a path that starts at a
5256 different basic block. Just disallow this, to make sure we
5257 visit each basic block at most once.
5259 2007-03-13 Jan Hubicka <jh@suse.cz>
5261 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
5262 when profile esitmate is present, calls with very low frequency are
5265 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
5267 PR tree-optimization/30730
5268 PR tree-optimization/26900
5269 * tree-ssa-loop-niter.c: Include gmp.h.
5271 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
5272 split_to_var_and_offset, determine_value_range,
5273 bound_difference_of_offsetted_base, refine_bounds_using_guard,
5274 bound_difference, bounds_add, bounds_negate,
5275 number_of_iterations_ne_max, dump_affine_iv): New functions.
5276 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
5277 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
5278 difference of initial and final value of control iv to validate
5280 (number_of_iterations_cond): Add loop parameter. Determine bounds
5281 on the difference of the extremes of the control iv. Add dumps.
5282 (expand_simple_operations): Handle phi nodes.
5283 (simplify_using_initial_conditions): Do not record used conditions.
5284 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
5285 Do not set additional_info.
5286 (implies_nonnegative_p, implies_ge_p): Removed.
5287 (derive_constant_upper_bound): Do not use parameter `additional'.
5288 (record_estimate): Parameter `additional' removed. Parameter
5289 `i_bound' added. Do not call derive_constant_upper_bound.
5290 (record_nonwrapping_iv): Use derive_constant_upper_bound to
5291 bound the number of iterations estimate.
5292 (estimate_numbers_of_iterations_loop): Pass the estimate from
5293 the number of iterations analysis to record_estimate.
5294 * tree.h (multiple_of_p): Declare.
5295 * tree-scalar-evolution.c (expression_expensive_p): Removed.
5296 (scev_const_prop): Do not check expression_expensive_p.
5297 * fold-const.c (multiple_of_p): Exported.
5298 * double-int.c (double_int_mask): Exported.
5299 * double-int.h (double_int_mask): Declare.
5300 * tree-flow.h (struct tree_niter_desc): Removed additional_info
5301 field. Added max field.
5303 2007-03-13 David Taylor <taylor@candd.org>
5306 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
5309 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5312 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
5313 two unamed patterns.
5315 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
5317 * config/i386/i386.opt (mcx16, msahf): New options.
5318 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
5319 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
5321 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
5322 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
5323 Output -mcx16 and -msahf options when corresponding bit is set.
5325 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
5328 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5330 * configure.ac: Test for assembler tolerance to # 0 "".
5331 * configure, config.in: Rebuilt.
5332 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
5334 2007-03-13 Geoffrey Keating <geoffk@apple.com>
5336 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
5338 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
5339 (handle_syscall): Handle direct system calls.
5340 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
5342 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5344 * doc/invoke.texi: Fix cpp.info cross-reference.
5345 * doc/passes.texi: Fix gcc.info cross-reference.
5347 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
5349 PR tree-optimization/30835
5350 * lambda-code.c (can_convert_to_perfect_nest): Check whether
5351 bb_for_stmt is not NULL before accessing it.
5353 2007-03-12 Joseph Myers <joseph@codesourcery.com>
5355 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
5358 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5361 * doc/install.texi: Document --enable-stage1-languages
5363 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5365 * tree-pass.h (pass_into_cfg_layout_mode,
5366 pass_outof_cfg_layout_mode): Declare.
5367 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5368 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5369 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5370 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5372 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5374 * c-decl.c (warn_variable_length_array): New function.
5375 Refactored from grokdeclarator to handle warn_vla
5376 and handle unnamed array case.
5377 (grokdeclarator): Refactored VLA warning case.
5378 * c.opt (Wvla): New flag.
5379 * doc/invoke.texi (Wvla): New warning.
5381 2007-03-12 Richard Henderson <rth@redhat.com>
5383 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5384 (TARGET_SECTION_TYPE_FLAGS): New.
5386 2007-03-12 Richard Henderson <rth@redhat.com>
5388 * config/darwin.c (machopic_reloc_rw_mask): New.
5389 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5390 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5392 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5394 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5395 * cppdefault.h (cpp_PREFIX): Document.
5396 (cpp_PREFIX_len): Likewise.
5397 (cpp_EXEC_PREFIX): New variable.
5398 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5399 * c-incpath.c (add_standard_paths): Correct logic for relocating
5400 paths within prefix.
5402 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5404 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5405 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5407 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5408 fix_truncdfdi_sse using SSEMODEF mode macro.
5409 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5410 fix_truncdfsi_sse using SSEMODEF mode macro.
5411 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5412 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5414 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5416 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5419 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5421 * tree.h : Add multiple_of_p declaration.
5422 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5423 * ipa-type-escape.c (results_of_malloc): Redundant.
5424 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5425 (cast_type): Extended with new members.
5426 (check_cast): Returns cast_type.
5427 (cast): New structure for data of walk_use_def_chains.
5428 (is_malloc_result, is_cast_from_non_pointer_1,
5429 is_cast_from_non_pointer,
5430 is_array_access_through_pointer_and_index): New functions.
5431 (look_for_casts): Returns cast types.
5432 (check_call): Returns void.
5433 (okay_pointer_operation): Use support of pointer plus index,
5434 pointer plus constant and allow all multiplications.
5436 2007-03-11 Richard Guenther <rguenther@suse.de>
5438 PR tree-optimization/31115
5439 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5440 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5441 A shift count of zero is not special as with *_DIV_EXPR.
5442 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5445 2007-03-11 Ian Lance Taylor <iant@google.com>
5447 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5448 the *_DIV_EXPR codes correctly with overflow infinities.
5450 2007-03-11 Ira Rosen <irar@il.ibm.com>
5452 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5453 indicate success/failure of the analysis. Add negation to subtrahend
5454 in case of subtraction. Fail if both operands contain constants.
5455 (create_data_ref): Fail if analyze_offset fails.
5457 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5459 * config/i386/i386.md (frndintxf2): Rename to ...
5460 (rintxf2): ... this. Remove expander having same name.
5461 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5462 (roundsf2, rounddf2): Ditto.
5463 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5464 (lround<mode>di2, lround<mode>si2): Ditto.
5466 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5468 * lower-subreg.c: Include except.h.
5469 (decompose_multiword_subregs): Verify that the only control flow
5470 insns we can split are loads to multi-words pseudos.
5471 Handle breaking such blocks after splitting, instead of calling
5472 find_many_sub_basic_blocks.
5474 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5475 on the new basic block. Add a lengthy comment explaining why we
5476 thought this was necessary.
5477 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5479 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5482 * tree.c (walk_type_fields): Recurse into the element type of
5483 ARRAY_TYPEs if there is a pointer set.
5485 2007-03-10 Dirk Mueller <dmueller@suse.de>
5487 * c-common.c (warn_logical_operator): Fix condition.
5489 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5491 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5493 * config/darwin.c (machopic_select_section): Remove superfluous
5494 argument in call to categorize_decl_for_section. Remove unused
5497 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5499 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5501 * configure: Regenerate.
5503 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5506 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5507 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5508 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5509 Add LABEL_NUSES to emitted label.
5510 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5511 branch probability value to emitted jump insn.
5512 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5513 Do not check life information and do not re-arrange input operands
5514 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5516 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5518 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5519 the change of decode_asm_operands.
5521 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5523 * mode-switching.c (create_pre_exit): Skip blockage insn.
5525 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5527 * tree-pass.h (TODO_update_smt_usage): Remove.
5529 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5533 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5535 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5536 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5537 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5540 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5542 * gcc.c: Document %{, in big comment at top.
5543 (input_suffix_matches): Remove special handling for .s and
5545 (input_spec_matches): New.
5546 (handle_braces): Handle %{,.
5547 (validate_switches): ',' indicates a value which is not a switch.
5548 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5549 to detect assembler input.
5550 * config/i386/sol2.h (CPP_SPEC): Likewise.
5551 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5552 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5553 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5554 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5555 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5556 -m64 causes deployment target to default to 10.5.
5557 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5559 2007-03-09 Richard Henderson <rth@redhat.com>
5562 * target.h (targetm.asm.out.reloc_rw_mask): New.
5563 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5564 (TARGET_ASM_OUT): Use it.
5565 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5566 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5567 use the new reloc_rw_mask target hook instead.
5568 (default_section_type_flags_1): Merge into...
5569 (default_section_type_flags): ... here.
5570 (decl_readonly_section_1): Merge into...
5571 (decl_readonly_section): ... here.
5572 (default_elf_select_section_1): Merge into...
5573 (default_elf_select_section): ... here.
5574 (default_unique_section_1): Merge into...
5575 (default_unique_section): ... here.
5576 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5577 (default_select_rtx_section): Use it.
5578 (default_elf_select_rtx_section): Likewise.
5579 * output.h: Update to match.
5580 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5581 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5582 (TARGET_ASM_RELOC_RW_MASK): New.
5583 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5584 to categorize_decl_for_section.
5585 (x86_64_elf_unique_section): Likewise.
5586 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5587 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5588 (TARGET_ASM_RELOC_RW_MASK): New.
5589 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5590 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5591 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5592 (TARGET_RWRELOC): Remove.
5593 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5594 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5595 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5596 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5597 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5598 (rs6000_xcoff_select_section): Use decl_readonly_section.
5599 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5600 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5601 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5602 (TARGET_SECTION_TYPE_FLAGS): Remove.
5603 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5605 2007-03-09 Roger Sayle <roger@eyesopen.com>
5607 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5608 complex constant equality/inequality comparisons for here.
5609 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5610 known at compile-time or can be simplified to a scalar comparison.
5611 (fold_relational_const): Move compile-time evaluation of complex
5612 constant equality/inequality comparisons to here.
5614 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5616 PR rtl-optimization/30643
5617 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5619 (fold_rtx): Recurse, like before 2006-11-03.
5621 2007-03-09 DJ Delorie <dj@redhat.com>
5623 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5626 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5628 PR tree-optimization/30375
5629 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5630 LHS of statements is not the same.
5631 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5633 2007-03-09 Chao-ying Fu <fu@mips.com>
5635 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5637 * doc/invoke.texi (-mdspr2): Document new option.
5638 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5639 New unspec for DSP REV 2.
5640 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5641 these instructions are extended in DSP REV 2.
5642 (mips-dspr2.md): Include.
5643 * config/mips/mips.opt (mdspr2): New option.
5644 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5645 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5646 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5647 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5648 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5649 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5650 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5652 (bdesc_map): Add one field of unsupported_target_flags.
5653 (bdesc_arrays): Update entries to have extra fields. Add
5655 (mips_init_builtins): Initialize new function types.
5656 Check unsupported_target_fileds to filter out builtins.
5657 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5659 (ASM_SPEC): Pass mdspr2 to the assembler.
5660 * config/mips/mips-dspr2.md: New file.
5662 2007-03-09 Sa Liu <saliu@de.ibm.com>
5664 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5666 2007-03-09 Ian Lance Taylor <iant@google.com>
5668 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5669 argument) like -Wstrict-overflow=2.
5670 * doc/invoke.texi (Warning Options): Update documentation.
5672 2007-03-09 Dirk Mueller <dmueller@suse.de>
5675 * doc/invoke.texi (-Wlogical-op): Document.
5676 * common.opt (-Wlogical-op): New.
5677 * c-common.h (warn_logical_operator): Declare.
5678 * c-common.c (warn_logical_operator): Define.
5679 * c-typeck.c (parser_build_binary_op): Call
5680 warn_logical_operator.
5682 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5684 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5685 * final.c (final_scan_insn): Test for non-"" file name.
5687 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5689 * doc/loop.texi: Document the Omega linear constraints solver.
5690 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5691 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5692 omega-hash-table-size, omega-max-keys, and
5693 omega-eliminate-redundant-constraints.
5694 * tree-pass.h (pass_check_data_deps): Declared.
5697 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5698 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5699 pass_check_data_deps): New.
5700 * tree-data-ref.c (init_data_ref): Remove declaration.
5701 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5702 (analyze_array): Renamed init_array_ref, move up initializations.
5703 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5704 Removed arguments that are set to NULL.
5705 (analyze_indirect_ref): Correct indentation, correct call to
5707 (object_analysis): Call init_array_ref instead of analyze_array.
5708 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5709 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5710 of DR_ACCESS_FNS_ADDR.
5711 (init_omega_eq_with_af, omega_extract_distance_vectors,
5712 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5713 ddr_consistent_p): New.
5714 (compute_affine_dependence): Check consistency of ddrs when
5715 flag_check_data_deps is passed.
5716 (analyze_all_data_dependences): Uncomment.
5717 (tree_check_data_deps): New.
5718 * tree-data-ref.h: Include omega.h.
5719 (DR_ACCESS_FNS_ADDR): Removed.
5720 (data_dependence_relation): Add inner_loop.
5721 (DDR_INNER_LOOP): New.
5722 * common.opt (fcheck-data-deps): New.
5723 * tree-flow.h (tree_check_data_deps): Declare.
5724 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5725 (OBJS-common): Depend on omega.o.
5727 * passes.c (pass_check_data_deps): Scheduled.
5728 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5729 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5730 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5731 PARAM_VECT_MAX_VERSION_CHECKS,
5732 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5734 2007-03-09 Richard Guenther <rguenther@suse.de>
5736 PR tree-optimization/30904
5738 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5739 the same way as *_DIV_EXPR.
5741 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5743 * recog.c (decode_asm_operands): No mixed declarations and code.
5745 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5747 * rtl.def (ASM_INPUT): Add location.
5748 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5749 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5750 (decode_asm_operands): Add loc operand.
5751 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5752 * stmt.c (expand_asm): Rename to...
5753 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5754 gen_rtx_ASM_INPUT_loc.
5755 (expand_asm_expr): Adjust.
5756 * recog.c (decode_asm_operands): Add loc operand.
5757 (check_asm_operands, extract_insn): Adjust.
5758 * reload1.c (maybe_fix_stack_asms): Likewise.
5759 * final.c (asm_insn_count): Likewise.
5760 (final_scan_insn): Output # line before and after asm.
5762 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5764 * tree-ssa-structalias.c (variable_info): Remove
5766 (new_var_info): Ditto.
5767 (shared_bitmap_info_t): New structure.
5768 (shared_bitmap_table): New variable.
5769 (shared_bitmap_hash): New function.
5770 (shared_bitmap_eq): Ditto
5771 (shared_bitmap_lookup): Ditto.
5772 (shared_bitmap_add): Ditto.
5773 (merge_smts_into): Change to take bitmap directly.
5774 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5775 (init_alias_vars): Init shared bitmap hashtable.
5776 (delete_points_to_sets): Delete shared bitmap hashtable.
5777 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5778 is_aliased removal as a change that was still necessary was
5781 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5783 * config/i386/i386.h (override_options): Conditionally disable
5784 x86_sahf for 64bit targets only.
5786 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5789 * c-decl.c (merge_decls): Don't call make_var_volatile.
5790 * varasm.c (make_var_volatile): Remove.
5791 * output.h (make_var_volatile): Remove.
5793 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5795 PR tree-optimization/31085
5796 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5798 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5800 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5801 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5802 ATTR_CONST_NOTHROW_LIST.
5804 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5807 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5809 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5811 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5814 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5816 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5817 passed, use shared libgcc.
5819 2007-03-08 Roger Sayle <roger@eyesopen.com>
5821 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5822 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5823 (honor_protect_cleanup_actions, lower_try_finally_switch):
5825 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5826 ifc_temp_var): Likewise.
5827 * tree-inline.c (setup_one_parameter): Likewise.
5828 * tree-mudflap.c (mf_decl_cache_locals,
5829 mf_build_check_statement_for): Likewise.
5830 * tree-nested.c (init_tmp_var, save_tmp_var,
5831 finalize_nesting_tree_1): Likewise.
5832 * tree-outof-ssa.c (insert_copy_on_edge,
5833 insert_backedge_copies): Likewise.
5834 * tree-profile.c (tree_gen_edge_profiler,
5835 tree_gen_ic_profiler): Likewise.
5836 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5837 * tree-sra.c (sra_build_assignment): Likewise.
5838 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5839 * tree-ssa-math-opts.c (insert_reciprocals,
5840 execute_cse_sincos_1): Likewise.
5841 * tree-tailcall.c (adjust_accumulator_values,
5842 adjust_return_value): Likewise.
5843 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5844 * tree-vect-transform.c (vect_create_data_ref_ptr,
5845 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5846 vect_create_epilog_for_reduction, vectorizable_reduction,
5847 vectorizable_call, vectorizable_conversion,
5848 vectorizable_assignment, vectorizable_operation,
5849 vectorizable_type_demotion, vect_gen_widened_results_half,
5850 vect_permute_store_chain, vectorizable_store,
5851 vect_setup_realignment, vect_permute_load_chain,
5852 vectorizable_load, vectorizable_condition,
5853 vect_create_cond_for_align_checks): Likewise.
5854 * tree-vrp.c (build_assert_expr_for): Likewise.
5856 2007-03-08 Ian Lance Taylor <iant@google.com>
5858 * tree-vrp.c: Include "intl.h".
5859 (usable_range_p): New static function.
5860 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5861 overflowed values, juts set *strict_overflow_p.
5862 (compare_values): Only return -2 if one of the operands is not a
5864 (compare_ranges): Call usable_range_p.
5865 (compare_range_with_value): Likewise.
5866 (vrp_evaluate_conditional_warnv): Rename from
5867 vrp_evaluate_conditional. Make static. Change all callers.
5868 (vrp_evaluate_conditional): New function.
5869 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5871 (simplify_abs_using_ranges): Likewise.
5872 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5873 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5874 within_stmt parameter.
5875 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5876 vrp_evaluate_conditional.
5877 * tree-ssa-threadedge.c
5878 (record_temporary_equivalences_from_stmts_at_dest): Change
5879 simplify parameter to take a second tree parameter.
5880 (simplify_control_stmt_condition): Likewise.
5881 (thread_across_edge): Likewise.
5882 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5883 (thread_across_edge): Likewise.
5884 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5886 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5888 * config/i386/i386.h (TARGET_SAHF): New define.
5889 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5890 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5891 (x86_sahf): New global variable.
5892 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5893 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5894 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5895 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5897 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5898 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5899 when expanding fcomi/sahf based tests.
5900 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5901 expanding sahf based alternative. Emit sahf based sequence when
5902 optimizing for code size.
5903 * config/i386/i386.md (x86_sahf_1): Do not disable for
5904 TARGET_64BIT, enable for TARGET_SAHF.
5906 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5908 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5909 spurious whitespace from error message.
5911 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5914 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5916 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5918 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5920 * tree-sra.c (instantiate_element): Propagate disabled warnings
5921 from the element itself to the created variable.
5923 2007-03-07 Richard Henderson <rth@redhat.com>
5926 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5927 silently fix up the stack in the case of a missing register.
5929 2007-03-07 Paul Brook <paul@codesourcery.com>
5931 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5933 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5935 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5937 (phase1_vrs): Use them.
5938 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5939 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5940 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5941 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5942 __gnu_Unwind_Restore_WMMXC if required.
5943 (_Unwind_VRS_Pop): Implement iWMMXt support.
5944 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5945 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5946 gnu_Unwind_Save_WMMXC): Define.
5948 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5950 * config/vxworks.h (vxworks_override_options): Declare.
5951 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5952 * config/vxworks.c: Include target.h and toplev.h.
5953 (vxworks_override_options): New function.
5954 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5956 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5958 * config/s390/s390.c (override_options): Don't emit an error when
5959 -mstack-size is used without providing -mstack-guard.
5960 (s390_emit_prologue): Choose stack_guard value automatically if not
5961 provided via command line.
5962 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5964 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5966 * config/i386/i386.c (output_set_got): Add a GOT initialization
5967 sequence for VxWorks PIC.
5968 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5969 around labels as well as symbols. Use gotoff_operand instead
5970 of local_symbolic_operand.
5971 (legitimize_pic_address): Use gotoff_operand instead of
5972 local_symbolic_operand. Use @GOT accesses for labels as
5974 (ix86_output_addr_diff_elt): Use PC-relative rather than
5975 GP-relative offsets for VxWorks PIC.
5976 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5977 no_new_pseudos. Check whether the returned register is op0.
5978 * config/i386/i386.md (tablejump): Use PC-relative rather than
5979 GP-relative offsets for VxWorks PIC.
5980 * config/i386/predicates.md (gotoff_operand): New predicate.
5982 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5984 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5986 * config/vxworks-dummy.h: New file.
5987 * config/i386/i386.h: Include it.
5989 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5991 * dwarf2out.c (is_inlined_entry_point): New
5992 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5993 DW_AT_ranges if the first subblock is the entry point.
5995 2007-03-06 David Daney <ddaney@avtrex.com>
5997 * doc/install.texi (mips-*-*): Change recommended binutils
6000 2007-03-06 Anatoly Sokolov <aesok@post.ru>
6002 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
6003 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
6005 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6006 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6008 2007-03-06 Jan Hubicka <jh@suse.cz>
6010 * errors.h (warning, error, fatal, internal_error): Mark as cold.
6011 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
6013 (probably_cold_bb_p): Cold functions are cold.
6014 (probably_never_executed_bb_p): Cold functions are cold.
6015 (tree_bb_level_predictions): Predict calls to cold functions as not
6017 (compute_function_frequency): Check hot/cold attributes.
6018 * function.h (function_frequency): Update comments.
6019 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
6020 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
6021 (c_common_att): Add cold and hot.
6023 * doc/extend.texi (hot,cold attributes): Document.
6025 2007-03-06 Andrew Haley <aph@redhat.com>
6027 * function.c (expand_function_end): Move blockage to just after we
6028 emit the label for the naked return from the function.
6030 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6032 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
6035 2007-03-06 Jan Hubicka <jh@suse.cz>
6037 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
6038 loaded for constant large models. Non-large 64bit PIC can do.
6039 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
6040 * cmodel.h: Add LARGE PIC.
6041 * i386.md (UNSPEC_PLTOFF): New.
6042 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
6044 (*call_1_rex64): Disable for large models.
6045 (*call_1_rex64_large): New.
6046 (*call_value_1_rex64): Disable for large models.
6047 (*call_value_1_rex64_large): New.
6048 (set_rip_rex4): New.
6049 (set_got_offset_rex64): New.
6050 * predicates.md (constant_call_address_operand): For large model
6051 constant calls are not possible.
6052 * i386-protos.h (construct_plt_address): Declare.
6053 * i386.c (override_options): Accept large models.
6054 (ix86_expand_prologue): Expand large PIC GOT pointer load.
6055 (legitimate_constant_p): Add new UNSPECs.
6056 (legitimate_pic_operand_p): Likewise.
6057 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
6058 (legitimize_pic_address): Do easy RIP relative way for TLS only for
6060 (output_pic_addr_const): Add PLTOFF.
6061 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
6062 (ix86_expand_move): Legitimize pic address when in PIC mode.
6063 (construct_plt_address): New function.
6064 (ix86_expand_call): Offload the address to register and use GOT pointer
6066 * invoke.texi (mcmodel=large): Update documentation.
6068 2007-03-06 Richard Henderson <rth@redhat.com>
6070 * config/i386/i386.c (x86_use_leave, x86_push_memory,
6071 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
6072 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
6073 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
6074 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
6075 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
6076 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
6077 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
6078 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
6079 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
6080 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6081 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
6082 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6083 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6084 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
6085 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
6086 x86_schedule, x86_use_bt, x86_pad_returns,
6087 x86_use_xchgb): Merge into ...
6088 (ix86_tune_features): ... here. New array.
6089 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6090 x86_bswap): Merge into ...
6091 (ix86_arch_features): ... here. New array.
6092 (x86_3dnow_a): Remove.
6093 (x86_accumulate_outgoing_args): Make static.
6094 (x86_arch_always_fancy_math_387): Make static.
6095 (ix86_tune_mask, ix86_arch_mask): Move ...
6096 (override_options): ... to local variables here. Apply the
6097 appropriate mask to each element of ix86_arch_features and
6098 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
6099 as were done in the old macros.
6100 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
6101 * config/i386/i386.h (x86_use_leave, x86_push_memory,
6102 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
6103 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
6104 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
6105 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
6106 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
6107 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
6108 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
6109 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
6110 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
6111 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6112 x86_accumulate_outgoing_args, x86_prologue_using_move,
6113 x86_epilogue_using_move, x86_decompose_lea,
6114 x86_arch_always_fancy_math_387, x86_shift1,
6115 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6116 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6117 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
6118 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6119 x86_use_incdec, x86_pad_returns, x86_bswap,
6120 x86_partial_flag_reg_stall): Remove.
6121 (enum ix86_tune_indices): New.
6122 (ix86_tune_features): New.
6123 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
6124 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
6125 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
6126 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
6127 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
6128 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
6129 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
6130 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
6131 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
6132 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
6133 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
6134 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
6135 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
6136 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
6137 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
6138 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
6139 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
6140 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
6141 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
6142 TARGET_EXT_80387_CONSTANTS): Use it.
6143 (enum ix86_arch_indices): New.
6144 (ix86_arch_features): New.
6145 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
6146 TARGET_BSWAP): Use it.
6147 (ix86_tune_mask, ix86_arch_mask): Remove.
6149 2007-03-06 Joseph Myers <joseph@codesourcery.com>
6152 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
6153 Define using $${sysroot_headers_suffix}.
6154 * configure: Regenerate.
6155 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
6156 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
6158 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
6159 * gcc.c (print_sysroot_headers_suffix): New.
6160 (option_map): Include --print-sysroot-headers-suffix.
6161 (display_help): Mention -print-sysroot-headers-suffix.
6162 (process_command): Handle -print-sysroot-headers-suffix.
6163 (do_spec_1): Append multilib directory to include-fixed path if
6164 sysroot suffixes in use.
6165 (main): Handle -print-sysroot-headers-suffix.
6166 * Makefile.in (start.encap): Don't depend on xlimits.h
6167 (xlimits.h): Remove.
6168 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6169 limits.h for each multilib in fixinc_list.
6170 (fixinc_list, s-fixinc_list): New.
6171 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6172 generate them for each multilib in fixinc_list.
6173 (stmp-fixproto): Use include-fixed. Run fixproto for each
6174 multilib in fixinc_list.
6175 (mostlyclean): Don't remove xlimits.h.
6176 (clean): Remove include-fixed.
6177 (real-install-headers-tar, real-install-headers-cpio,
6178 real-install-headers-cp): Don't copy include, only include-fixed.
6179 (install-mkheaders): Depend on fixinc_list. Don't depend on
6180 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6181 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6182 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6184 2007-03-06 Jan Hubicka <jh@suse.cz>
6186 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6189 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6191 * configure.ac: Allow tm_file to contain build-directory files.
6192 * configure: Regenerate.
6193 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6194 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6195 * config/m68k/print-sysroot-suffix.sh: New file.
6197 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6199 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6200 of pic_offset_table_rtx if reload_completed.
6201 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6202 PIC_OFFSET_TABLE_REGNUM.
6203 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6205 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6206 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6208 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6210 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6211 functions that call eh_return.
6213 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6215 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6216 functions that need a constant pool.
6218 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6221 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6222 (m68k_preferred_reload_class): Likewise.
6223 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6224 (SECONDARY_RELOAD_CLASS): Define.
6225 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6226 (LIMIT_RELOAD_CLASS): Delete.
6227 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6228 registers from storing bytes.
6229 (m68k_secondary_reload_class): New function.
6230 (m68k_preferred_reload_class): Likewise.
6232 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6234 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6236 (m68k_expand_prologue): Likewise.
6238 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6240 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6241 (mips_expand_epilogue): Add a bool parameter.
6242 (m68k_legitimize_sibcall_address): Declare.
6243 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6244 (m68k_expand_epilogue): Add a parameter to select between sibling
6245 and normal epilogues. Only generate a return for the latter.
6246 (m68k_ok_for_sibcall_p): New function.
6247 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6248 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6249 (sibcall_value, *sibcall_value): Likewise.
6250 (*call, *call_value): Require !SIBLING_CALL_P.
6251 (epilogue): Update call to m68k_expand_epilogue.
6252 (sibcall_epilogue): New pattern.
6253 * config/m68k/predicates.md (const_call_operand): Say that this
6254 predicate applies to sibling calls too.
6255 (sibcall_operand): New predicate.
6257 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6259 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
6260 alternatives as movsi_cf.
6261 (movsf_cf_hard): Add commentary.
6263 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
6264 Richard Sandiford <richard@codesourcery.com>
6266 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
6267 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6268 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
6269 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
6270 as being live on exit from an interrupt function.
6271 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
6272 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
6273 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
6274 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
6275 (m68k_interrupt_function_p): Globalize.
6276 (m68k_compute_frame_layout): Remove reverse mask code.
6277 (m68k_emit_movem, m68k_set_frame_related): New functions.
6278 (m68k_output_function_prologue): Delete in favor of...
6279 (m68k_expand_prologue): ...this new function.
6280 (m68k_output_function_epilogue): Delete in favor of...
6281 (m68k_expand_epilogue): ...this new function.
6282 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
6284 (print_operand): Handle %?.
6285 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
6286 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
6287 (prologue, epilogue): New patterns.
6288 (return): Turn into a define_expand.
6289 (*return): New pattern, derived from old "return" pattern. Use rte
6290 rather than rts for interrupt functions. Only use rtd if the pop
6292 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
6293 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
6294 (link, *link, unlink, *unlink, load_got): Likewise.
6296 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6300 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
6301 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
6302 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
6303 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
6304 and m68k_matches_u_p.
6305 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
6306 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
6307 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
6308 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
6309 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
6310 (REG_STRICT_P): New macro.
6311 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
6312 PCREL_GENERAL_OPERAND_OK.
6313 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
6314 m68k_legitimate_base_reg_p.
6315 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
6316 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
6317 (PIC_CASE_VECTOR_ADDRESS): Update comment.
6318 * config/m68k/m68k.c (m68k_address): New structure.
6319 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
6320 (m68k_decompose_index, m68k_legitimate_constant_address_p)
6321 (m68k_jump_table_ref_p, m68k_decompose_address)
6322 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
6323 (m68k_matches_u_p): New functions.
6324 (print_operand_address): Rewrite to use m68k_decompose_index.
6326 2007-03-05 David Taylor <dtaylor@emc.com>
6328 * gcc.c: Correct copyright date in --version output.
6330 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6332 * pa.md: In unamed move patterns, disparge copies between general
6333 and floating point registers using '?' modifier. Don't include 'f'
6334 constraint for register preferences in DImode, SImode, HImode and
6335 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
6336 Remove constraints for copies between general and floating registers
6337 in soft-float DFmode pattern.
6338 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
6342 2007-03-05 Mike Stump <mrs@apple.com>
6344 * c-common.c (targetcm): Add.
6345 * c-opts.c (c_common_handle_option): Handle language specific
6347 * opts.c (handle_option): Verify language for target options, if
6349 * opth-gen.awk: Add CL_LANG_ALL.
6350 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
6351 (TARGETCM_INITIALIZER): Add.
6352 * target.h (struct gcc_targetcm): Add.
6354 * targhooks.c (default_handle_c_option): Add.
6355 * targhooks.h (default_handle_c_option): Add.
6356 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
6358 * config/darwin.opt (iframework): Add.
6359 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6360 * config/darwin-c.c (handle_c_option): Add.
6361 (TARGET_HANDLE_C_OPTION): Add.
6363 * doc/invoke.texi (Darwin Options): Add -iframework.
6365 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6367 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6370 2007-03-05 Ian Lance Taylor <iant@google.com>
6372 * c.opt (fgnu89-inline): New option.
6373 * c-opts.c (c_common_post_options): Set default value for
6375 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6376 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6378 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6379 (grokdeclarator, start_function): Likewise.
6380 * c-cppbuiltin.c (c_cpp_builtins): Define either
6381 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6382 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6383 (C Dialect Options): Document -fgnu89-inline.
6384 * doc/extend.texi (Function Attributes): Explain what the
6385 gnu_inline attribute does.
6386 * doc/cpp.texi (Common Predefined Macros): Document
6387 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6389 2007-03-05 Ian Lance Taylor <iant@google.com>
6391 PR tree-optimization/31034
6392 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6393 half-range if the other side is an overflow infinity.
6395 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6397 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6398 (bfin*-linux-uclibc*): New configuration.
6399 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6401 * config/bfin/linux.h: New file.
6402 * config/bfin/libgcc-bfin.ver: New file.
6403 * config/bfin/t-bfin-uclinux: New file.
6404 * config/bfin/t-bfin-linux: New file.
6405 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6406 (TARGET_OS_CPP_BUILTINS): New macro.
6408 2007-03-05 Richard Guenther <rguenther@suse.de>
6410 * fold-const.c (fold_binary): Remove duplicate folding
6411 of comparison of non-null ADDR_EXPR against null.
6413 2007-03-05 Richard Guenther <rguenther@suse.de>
6414 Dorit Nuzman <dorit@il.ibm.com>
6416 PR tree-optimization/26420
6417 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6418 are no loops in the function. Only print the number of
6419 vectorized loops if it is greater than zero or we are supposed
6420 to print information about unvectorized loops.
6422 2007-03-05 Revital Eres <eres@il.ibm.com>
6424 * gcc.dg/var-expand1.c: New test.
6425 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6426 when an accumulator is expanded.
6428 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6431 * c-common.c (convert_and_check): Don't give warnings for
6432 conversion if 'expr' already overflowed.
6434 2007-03-04 Roger Sayle <roger@eyesopen.com>
6437 * fold-const.c (fold_comparison): Enforce type consistency when
6438 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6440 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6442 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6443 containing a cast to the base of TARGET_MEM_REF.
6445 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6447 * tree.c (tree_contains_struct_check_failed): Remove spurious
6448 whitespace from error message.
6450 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6453 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6454 instead of precision.
6456 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6457 Nathan Sidwell <nathan@codesourcery.com>
6459 * emit-rtl.c (find_auto_inc): New.
6460 (try_split): recreate REG_INC notes,
6461 Use regular for loops rather than whiles.
6463 2007-03-03 Andreas Schwab <schwab@suse.de>
6465 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6466 * configure: Regenerate.
6468 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6470 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6471 flag_rounding_math, not flag_unsafe_math_optimizations.
6473 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6475 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6476 alpha_fold_vector_minmax): Likewise.
6477 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6478 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6480 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6482 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6483 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6484 if the lhs has side-effects.
6485 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6487 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6489 * config/i386/i386.h (TUNEMASK): Remove define.
6490 (ARCHMASK): Remove define.
6491 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6492 Use ix86_arch_mask variable instead of ARCHMASK.
6493 * config/i386/i386.c (override_options): Ditto.
6494 (standard_80387_constant_p): Ditto.
6496 2007-03-02 Ian Lance Taylor <iant@google.com>
6498 Used signed infinities in VRP.
6499 * tree-vrp.c (uses_overflow_infinity): New static function.
6500 (supports_overflow_infinity): New static function.
6501 (make_overflow_infinity): New static function.
6502 (negative_overflow_infinity): New static function.
6503 (positive_overflow_infinity): New static function.
6504 (is_negative_overflow_infinity): New static function.
6505 (is_positive_overflow_infinity): New static function.
6506 (is_overflow_infinity): New static function.
6507 (overflow_infinity_range_p): New static function.
6508 (compare_values_warnv): New function split out of compare_values.
6509 (compare_value): Call it.
6510 (set_value_range_to_nonnegative): Add overflow_infinity
6511 parameter. Change caller.
6512 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6514 (vrp_expr_computes_nonzero): Likewise.
6515 (compare_ranges, compare_range_with_value): Likewise.
6516 (compare_name_with_value, compare_names): Likewise.
6517 (vrp_evaluate_conditional): Likewise.
6518 (set_value_range): Handle infinity
6519 (vrp_operand_equal_p, operand_less_p): Likewise.
6520 (extract_range_from_assert): Likewise.
6521 (vrp_int_const_binop): Likewise.
6522 (extract_range_from_binary_expr): Likewise.
6523 (extract_range_from_unary_expr): Likewise.
6524 (extract_range_from_comparison): Likewise.
6525 (extract_range_from_expr): Likewise.
6526 (dump_value_range): Likewise.
6527 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6528 (test_for_singularity): Likewise.
6529 (vrp_int_const_binop): Remove inline qualifier.
6530 (adjust_range_with_scev): Add comment.
6531 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6533 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6535 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6536 (get_constraint_for): Likewise.
6537 (do_structure_copy): Likewise.
6538 (find_func_aliases): Fix references to MODIFY_EXPR.
6539 (intra_create_variable_infos): Tidy.
6540 * tree-ssa-operands.c (add_virtual_operand): Add argument
6542 When adding members of alias sets, if IS_CALL_SITE is true and
6543 the symbol is not call-clobbered, skip it.
6546 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6548 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6549 entry by means of emit_insn_at_entry.
6551 2007-03-02 Richard Henderson <rth@redhat.com>
6553 * expr.h (promoted_input_arg): Remove decl.
6554 * function.c (promoted_input_arg): Merge into ...
6555 * combine.c (setup_incoming_promotions): ... only caller.
6556 Rearrange to avoid double loop.
6558 2007-03-02 Ben Elliston <bje@au.ibm.com>
6559 Peter Bergner <bergner@vnet.ibm.com>
6560 Janis Johnson <janis187@us.ibm.com>
6562 * config/rs6000/dfp.md: New file.
6563 * config/rs6000/rs6000.md: Include dfp.md.
6564 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6565 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6566 and TDmode decimal float modes in FP registers.
6567 (num_insns_constant): Likewise.
6568 (rs6000_legitimate_offset_address_p): Likewise.
6569 (rs6000_legitimize_address): Likewise.
6570 (rs6000_legitimize_reload_address): Likewise.
6571 (rs6000_legitimate_address): Likewise.
6572 (rs6000_emit_move): Likewise.
6573 (function_arg_boundary): Likewise.
6574 (function_arg_advance): Likewise.
6575 (rs6000_darwin64_record_arg_recurse): Likewise.
6576 (function_arg): Likewise.
6577 (rs6000_gimplify_va_arg): Likewise.
6578 (rs6000_split_multireg_move): Likewise.
6579 (rs6000_output_function_epilogue): Likewise.
6580 (rs6000_output_function_epilogue): Likewise.
6581 (rs6000_register_move_cost): Likewise.
6582 (rs6000_function_value): Likewise.
6583 (rs6000_libcall_value): Likewise.
6585 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6587 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6589 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6591 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6592 Use $MULTIDIR to choose between the kernel and RTP headers,
6593 and use $WIND_BASE and $WIND_USR to locate them.
6595 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6597 * config/i386/i386.c (override_options): Put initialization of
6598 ix86_tune_mask and ix86_arch_mask to the correct place.
6600 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6601 Michael Meissner <michael.meissner@amd.com>
6604 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6606 (TARGET_CMOVE): Use ARCHMASK.
6607 (TARGET_CMPXCHG): Ditto.
6608 (TARGET_CMPXCHG8B): Ditto.
6609 (TARGET_XADD): Ditto.
6610 (TARGET_BSWAP): Ditto.
6611 * config/i386/i386.c (ix86_tune_mask): New global variable.
6612 (ix86_arch_mask): Ditto.
6613 (override_options): Initialize ix86_tune_mask and
6614 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6617 2007-03-02 Ben Elliston <bje@au.ibm.com>
6620 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6622 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6624 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6625 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6626 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6627 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6629 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6630 rs6000_init_dwarf_reg_sizes_extra): New.
6631 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6632 SPE register high parts.
6634 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6636 * Makefile.in: Add install-pdf target as
6637 copied from automake v1.10 rules.
6638 * configure.ac: Add install-pdf to target list.
6639 * configure: Regenerate.
6641 2007-03-01 Paul Brook <paul@codesourcery.com>
6643 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6644 modes to LDRD for DImode.
6645 (output_move_double): Fixup out of range ldrd/strd.
6646 (vfp_secondary_reload_class): Rename...
6647 (coproc_secondary_reload_class): ... to this. Add wb argument.
6648 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6649 coproc_secondary_reload_class for CLASS_IWMMXT.
6650 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6651 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6653 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6655 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6656 factor by the estimated number of iterations.
6657 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6660 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6661 decode_caches_intel, detect_caches_intel): New functions.
6662 (host_detect_local_cpu): Use detect_caches_amd and
6663 detect_caches_intel.
6665 2007-03-01 Richard Henderson <rth@redhat.com>
6667 * expr.c (emit_move_complex_push): Export.
6668 (emit_move_complex_parts): Split out from ...
6669 (emit_move_complex): ... here.
6670 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6671 * config/i386/i386.md (movcdi): New.
6673 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6675 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6676 size of mode1 to check for tieable modes in MMX case.
6678 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6680 * Makefile.in (rtlanal.o): Depend on tree.h.
6681 * rtl.h (offset_within_section_p, split_const): Declare.
6682 * rtlanal.c: Include tree.h.
6683 (offset_within_block_p): New function, taken from
6684 mips_offset_within_object_p.
6685 (split_const): New function, taken from mips_split_const.
6686 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6688 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6689 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6690 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6691 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6692 (m68k_illegitimate_symbolic_constant_p): New function.
6693 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6694 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6695 symbolic constant that might be outside the symbol's section,
6696 move the symbol first and then add the offset.
6697 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6699 * config/mips/mips.c (mips_split_const): Delete.
6700 (mips_offset_within_object_p): Delete.
6701 (mips_symbolic_constant_p): Use offset_within_section_p and
6702 split_const instead of mips_offset_within_object_p and
6704 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6705 (mips_legitimize_const_move, print_operand_reloc)
6706 (mips_dangerous_for_la25_p): Use split_const instead of
6709 2007-02-28 Eric Christopher <echristo@apple.com>
6711 * Makefile.in (install-include-dir): Don't rm -rf include.
6713 2007-02-28 Richard Guenther <rguenther@suse.de>
6716 * fold-const.c (fold_binary): Do not associate expressions
6717 with more than one variable for integer types that do not wrap.
6719 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6721 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6722 Delete, and replace with...
6723 (fold_builtin_call_array): This. Update callers to use it.
6724 * fold-const.c (fold_build_call_list): Delete, and replace with...
6725 (fold_build_call_array): This.
6726 (fold_build_call_list_initializer): Delete, and replace with...
6727 (fold_build_call_array_initializer): This.
6728 * tree.h: Update declarations to reflect above changes.
6730 * c-typeck.c (build_function_call): Store converted arguments
6731 in a stack-allocated array instead of building a list.
6732 (convert_arguments): Store arguments in the array passed in as an
6733 argument, and return the actual number of arguments.
6734 * c-format.c: (check_function_format): Pass arguments in an
6735 array instead of a list.
6736 * c-common.c (check_function_nonnull): Likewise.
6737 (check_function_sentinel): Likewise.
6738 (check_function_arguments): Likewise.
6739 * c-common.h: Update declarations to reflect above changes.
6741 2007-02-28 Jan Hubicka <jh@suse.cz>
6743 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6744 PRED_NEGATIVE_RETURN): Update outcomes.
6746 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6748 * calls.c (emit_library_call_value_1): Handle partial registers
6749 correctly when building up CALL_INSN_FUNCTION_USAGE.
6751 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6753 * pa/predicates.md (move_src_operand): Allow zero for mode.
6754 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6757 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6760 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6761 *movv2df_internal): Enable pattern only for valid operand
6763 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6764 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6766 2007-02-27 Mike Stump <mrs@apple.com>
6768 * config/darwin-crt3.c: Avoid compilation when compiling for a
6771 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6773 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6775 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6776 for fixed headers and limits.h.
6777 (install-include-dir, install-headers-tar, install-headers-cpio,
6778 install-headers-cp, real-install-headers-tar,
6779 real-install-headers-cpio, real-install-headers-cp): Handle
6780 include-fixed as well as include.
6781 (install-mkheaders): Don't install files that go only in include
6783 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6784 from GCC_INCLUDE_DIR.
6785 * gcc.c (process_command): Remove special -BstageN/ handling.
6786 (do_spec_1): Add include-fixed directories.
6788 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6790 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6792 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6794 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6797 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6799 * c-common.c (get_priority): Add check for
6800 SUPPORTS_INIT_PRIORITY.
6802 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6804 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6806 * config/bfin/bfin.c: Include "cfglayout.h".
6807 (MAX_LSETUP_DISTANCE): New macro.
6808 (struct loop_info): New members incoming, incoming_src and
6809 incoming_dest. Delete member predecessor.
6810 (length_for_loop): New function.
6811 (bfin_optimize_loop): Handle more different loop structures.
6812 (bfin_discover_loop): Rework detection of predecessor blocks by
6813 examining incoming edges.
6814 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6816 (bfin_reorder_loops): New function.
6817 (bfin_reorg_loops): Use these three new functions.
6819 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6820 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6821 (CONSTRAINT_LEN): Add entry for 'q'.
6822 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6823 Add 'q' constraints.
6824 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6825 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6827 * config/bfin/bfin.md (add_with_carry): New pattern.
6828 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6829 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6830 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6831 support unsigned multiplies too. Removed incorrect commutativity from
6832 operand 1 constraint where appropriate.
6833 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6835 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6836 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6838 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6839 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6840 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6841 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6842 usmulhisi_hh_huh): New patterns.
6844 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6845 lshifthi3): Fix output template to use half reg for operand 2.
6847 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6850 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6852 2007-02-27 Andreas Schwab <schwab@suse.de>
6854 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6856 2007-02-27 Jan Hubicka <jh@suse.cz>
6858 * predict.c (last_basic_block_p): Remove.
6859 (tree_estimate_probability): Update return heuristic for commonized
6862 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6864 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6866 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6868 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6869 * doc/cpp.texi: Standardize title page.
6870 * doc/cppinternals.texi: Likewise.
6871 * doc/gcc.texi: Standardize title page, remove version number
6872 from copyright page.
6873 * doc/gccint.texi: Likewise.
6874 * doc/install.texi: Standardize title page, add table of
6877 2007-02-26 Jan Hubicka <jh@suse.cz>
6879 * predict.def: Set outcomes according to more recent results.
6880 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6881 Remove dead predictors.
6882 * predict.c (return_prediction): Fix pasto.
6884 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6886 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6887 change; avoid a memory leak when returning early.
6889 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6891 * c-decl.c (static_ctors): Move to c-common.c.
6892 (static_dtors): Likewise.
6893 (finish_function): Use c_record_cdtor_fn.
6894 (build_cdtor): Move to c-common.c.
6895 (c_write_global_declarations): Use c_build_cdtor_fns.
6896 * c-common.h (static_ctors): Declare.
6897 (static_dtors): Likewise.
6898 (c_record_cdtor_fn): Likewise.
6899 (c_build_cdtor_fns): Likewise.
6900 * c-common.c (static_ctors): New variable.
6901 (static_dtors): Likewise.
6902 (c_record_cdtor_fn): New function.
6903 (build_cdtor): Move from c-decl.c
6904 (c_build_cdtor_fns): New function.
6906 * output.h (assemble_addr_to_section): Declare.
6907 (get_cdtor_priority_section): Likewise.
6908 * varasm.c (assemble_addr_to_section): New function.
6909 (get_cdtor_priority_section): Likewise.
6910 (default_named_section_asm_out_destructor): Use them.
6911 (destor_dtor_section_asm_out_destructor): Likewise.
6912 (default_named_section_asm_out_constructor): Likewise.
6913 (default_ctor_section_asm_out_constructor): Likewise.
6914 * config.gcc (*-*-vxworks*): Include vxworks.o.
6915 * config/t-vxworks (vxworks.o): New target.
6916 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6917 (TARGET_ASM_CONSTRUCTOR): Define.
6918 (TARGET_ASM_DESTRUCTOR): Likewise.
6919 (vxworks_asm_out_constructor): Declare.
6920 (vxworks_asm_out_destructor): Likewise.
6922 * c-common.c (get_priority): Check that we have not just an
6923 INTEGER_CST, but an integer constant with integeral type.
6925 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6927 PR tree-optimization/30938
6928 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6929 use &dt[nargs-1] instead of &dt[nargs] in the call to
6930 vect_is_simple_use().
6932 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6934 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6935 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6936 Do not attempt to handle MEM inside auto-inc expressions.
6937 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6938 of a register modified by an auto-inc expression. However, do handle
6939 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6940 (elimination_effects): Prohibit elimination of a register modified
6941 by an auto-inc expression. Disable register elimination rules whose
6942 target register is modified by an auto-inc expression with variable
6945 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6947 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6949 (array_at_struct_end_p): New function.
6950 (idx_infer_loop_bounds): Use it.
6951 (estimate_numbers_of_iterations_loop): Export.
6952 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6953 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6954 (tree_estimate_probability): Call record_loop_exits.
6955 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6956 (estimated_loop_iterations, estimated_loop_iterations_int,
6957 estimated_loop_iterations_tree): New functions.
6958 (analyze_siv_subscript_cst_affine,
6959 compute_overlap_steps_for_affine_1_2,
6960 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6961 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6962 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6963 (PRED_LOOP_ITERATIONS_GUESSED): New.
6964 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6965 * cfgloop.h (estimate_numbers_of_iterations_loop,
6966 estimated_loop_iterations_int): Declare.
6968 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6970 * doc/extend.texi: Document optional priority argument to
6971 constructors and destructors.
6972 * tree.c (init_priority_for_decl): Adjust GTY markers.
6973 (init_ttree): Use priority-info hash functions for
6974 init_priority_for_decl.
6975 (tree_map_eq): Rename to ...
6976 (tree_map_base_eq): ... this.
6977 (tree_map_marked_p): Rename to ...
6978 (tree_map_base_marked_p): ... this.
6979 (tree_map_base_hash): New function.
6980 (decl_init_priority_lookup): Rework.
6981 (decl_fini_priority_lookup): New function.
6982 (decl_priority_info): New function.
6983 (decl_init_priority_insert): Use it.
6984 (decl_fini_priority_insert): Likewise.
6985 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6987 (decl_restrict_base_insert): Likewise.
6988 (decl_debug_expr_insert): Likewise.
6989 (decl_value_expr_lookup): Likewise.
6990 (decl_value_expr_insert): Likewise.
6991 * tree.h (priority_type): New type.
6992 (decl_init_priority_lookup): Use priority_type.
6993 (decl_fini_priority_lookup): New function.
6994 (decl_init_priority_insert): Use priority_type.
6995 (decl_fini_priority_insert): New function.
6996 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6997 (DECL_INIT_PRIORITY): Likewise.
6998 (SET_DECL_INIT_PRIORITY): Add comment.
6999 (DECL_FINI_PRIORITY): New macro.
7000 (SET_DECL_FINI_PRIORITY): Likewise.
7001 (DEFAULT_INIT_PRIORITY): Document.
7002 (MAX_INIT_PRIORITY): Likewise.
7003 (MAX_RESERVED_INIT_PRIORITY): Likewise.
7004 (tree_map_base): New type.
7005 (tree_map_base_eq): New function.
7006 (tree_map_base_hash): Likewise.
7007 (tree_map_base_marked_p): Likewise.
7008 (tree_map): Inherit from tree_map_base.
7009 (tree_map_eq): Make it a macro.
7010 (tree_map_marked_p): Likewise.
7011 (tree_int_map): Inherit from tree_map_base.
7012 (tree_int_map_eq): Make it a macro.
7013 (tree_int_map_hash): Likewise.
7014 (tree_int_map_marked_p): Likewise.
7015 (tree_priority_map): New type.
7016 (tree_priority_map_eq): New macro.
7017 (tree_priority_map_hash): Likewise.
7018 (tree_priority_map_marked_p): Likewise.
7019 * varasm.c (emults_decl): Adjust for refactoring of tree_map
7021 (emutls_common_1): Likewise.
7022 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
7023 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
7024 of tree_map hierarchy.
7025 * tree-cfg.c (move_stmt_r): Likewise.
7026 (new_label_mapper): Likewise.
7027 * c-tree.h (c_expand_body): Move to ...
7028 * c-common.h (c_expand_body): ... here.
7029 * c-decl.c (c_expand_body): Move to ...
7030 * c-common.c (c_expand_body): ... here.
7031 (c_common_attribute_table): Allow 1 argument for the constructor
7032 and destructor attributes.
7033 (get_priority): New function.
7034 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
7035 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
7037 2007-02-24 Jan Hubicka <jh@suse.cz>
7040 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
7042 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7043 Jan Hubicka <jh@suse.cz>
7046 * i386.c (counter_mode): New function.
7047 (expand_set_or_movmem_via_loop): Use it.
7048 (expand_movmem_epilogue): Likewise; fix pasto.
7049 (ix86_expand_movmem): Do emit guard even for constant counts.
7050 (ix86_expand_setmem): Likewise.
7052 2007-02-25 Nick Clifton <nickc@redhat.com>
7054 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
7055 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7057 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7060 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
7061 count argument with 0x10, not with 0x16.
7062 (expand_setmem_epilogue): Ditto.
7064 2007-02-24 Mike Stump <mrs@apple.com>
7066 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
7069 2007-02-24 Richard Guenther <rguenther@suse.de>
7072 * fold-const.c (fold_binary): Fold x +- CST op x for
7073 EQ_EXPR and NE_EXPR.
7075 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7077 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
7079 2007-02-24 Jan Hubicka <jh@suse.cz>
7081 * cgraphunit.c (decide_is_function_needed): Honor
7082 -fkeep-inline-functions.
7084 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7086 * builtins.c (fold_builtin_modf): New.
7087 (fold_builtin_2): Use it.
7089 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
7091 * loop-iv.c (implies_p): Detect additional cases where A implies B.
7092 (determine_max_iter): Take additional LOOP arg; all callers changed.
7093 Lose broken logic dealing with PLUS. Try to limit the upper bound by
7094 one using simplifications.
7095 (simplify_using_initial_values): Return if the expression becomes
7096 invalid due to altered regs.
7098 2007-02-23 DJ Delorie <dj@redhat.com>
7100 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
7102 2007-02-23 Mike Stump <mrs@apple.com>
7104 * tlink.c (scan_linker_output): Parse linker messages from
7105 darwin9's linker better.
7107 2007-02-23 Steve Ellcey <sje@cup.hp.com>
7110 * varpool.c (varpool_assemble_pending_decls): Set
7111 varpool_last_needed_node to null.
7113 2007-02-23 DJ Delorie <dj@redhat.com>
7115 * config/i386/i386.c (ix86_data_alignment): Don't specify an
7116 alignment bigger than the object file can handle.
7118 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
7121 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
7122 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
7123 (*movsf_1): Penalize MMX moves.
7125 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
7127 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
7128 2^32-1 or more times unless flag_unsafe_loop_optimizations.
7130 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
7132 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7134 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
7135 (fold_builtin_1): Use them.
7136 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7137 BUILT_IN_SIGNIFICAND.
7139 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
7141 * config/i386/i386.c (bdesc_1arg): Initialize
7142 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
7143 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
7144 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
7145 and IX86_BUILTIN_MOVSLDUP.
7147 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
7149 PR rtl-optimization/30841
7150 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
7152 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7154 * builtins.c (fold_builtin_frexp): New.
7155 (fold_builtin_2): Use it.
7157 2007-02-22 Mark Mitchell <mark@codesourcery.com>
7159 * doc/invoke.texi (Spec Files): Document getenv spec function.
7161 * gcc.c (getenv_spec_function): New function.
7162 (static_spec_functions): Add it.
7163 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
7164 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7167 2007-02-22 Michael Matz <matz@suse.de
7170 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7171 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7173 2007-02-22 Ian Lance Taylor <iant@google.com>
7176 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7177 (mem_loc_descriptor): Call it.
7179 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7180 Ira Rosen <irar@il.ibm.com>
7182 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7184 2007-02-22 Ira Rosen <irar@il.ibm.com>
7186 PR tree-optimization/30843
7187 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7188 stores only after all the group is vectorized.
7190 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7192 PR tree-optimization/30858
7193 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7194 in the reduction cycle have a single use in the loop.
7195 * tree-vectorizer.h (relevant): Add documentation.
7197 2007-02-20 Mike Stump <mrs@apple.com>
7199 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7200 * configure: Regenerate.
7202 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7204 Change the defaults of some parameters and options.
7205 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7206 * config/spu/spu.c (spu_optimization_options): Add.
7207 (spu_override_options): Change params in spu_optimization_options.
7208 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7210 Register 127 is only 16 byte aligned when used as a frame pointer.
7211 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7212 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7213 HARD_FRAME_POINTER_REGNUM.
7214 (spu_legitimate_address): Use regno_aligned_for_reload.
7215 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7216 aligned when frame_pointer_needed is true.
7217 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7219 * config/spu/spu.h (INIT_EXPANDERS): Define.
7221 Make sure shift and rotate instructions have valid immediate operands.
7222 * config/spu/predicates.md (spu_shift_operand): Remove.
7223 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7224 * config/spu/constraints.md (W, O): Extend range.
7225 * config/spu/spu.md (umask, nmask): Define.
7226 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7227 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7228 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7229 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7230 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7231 (lshr<mode>3_reg): Fix rtl description.
7233 Make sure mulhisi immediate operands are valid.
7234 * config/spu/predicates.md (imm_K_operand): Add.
7235 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7237 Generate constants using fsmbi and andi.
7238 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7239 (print_operand, spu_split_immediate, classify_immediate,
7240 fsmbi_const_p): Handle IC_FSMBI2.
7242 Correctly handle a CONST_VECTOR containing symbols.
7243 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7244 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7245 (immediate_load_p): Allow symbols that use 2 instructions to create.
7246 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7247 with symbols when flag_pic is set.
7248 (const_vector_immediate_p): New.
7249 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7250 accept a CONST_VECTOR with symbols.
7251 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7252 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7254 * config/spu/spu.md (high, low): Delete.
7255 (low_<mode>): Define.
7257 Remove INTRmode and INTR_REGNUM, which didn't work.
7258 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
7260 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
7261 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
7262 peephole2 pattern): Don't use INTR or 131.
7263 (movintrcc): Delete.
7264 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
7265 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
7266 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
7267 (UNSPEC_SET_INTR): Add.
7268 * config/spu/spu-modes.def (INTR): Remove.
7270 More accurate warnings about run-time relocations.
7271 * config/spu/spu.c (reloc_diagnostic): Test in_section.
7273 Correctly warn about immediate arguments to specific intrinsics.
7274 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
7275 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
7276 the instruction predicate.
7278 Fix tree check errors with latest update.
7279 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
7281 (spu_expand_builtin): Use CALL_EXPR_FN.
7283 Add missing specific intrinsics.
7284 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
7286 * config/spu/spu_internals.h: Ditto.
7288 Fix incorrect operand modifiers.
7289 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
7290 * config/spu/spu.md (xor<mode>3): Change %S to %J.
7292 Optimize one case of zero_extend of a vec_select.
7293 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
7295 Accept any immediate for hbr.
7296 * config/spu/spu.md (hbr): Change s constraints to i.
7298 2007-02-21 Paul Brook <paul@codesourcery.com>
7300 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
7301 condexec_count when skipping USE and CLOBBER.
7303 2007-02-21 Nick Clifton <nickc@redhat.com>
7305 * common.opt (Warray-bounds): Add Warning attribute.
7306 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
7308 (fsized-zeroes): Add Optimization attribute.
7309 (fsplit-wide-types, ftree-scev-cprop): Likewise.
7310 * c.opt (Wc++0x-compat): Add Warning attribute.
7312 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7315 * reload1.c (eliminate_regs_in_insn): In the single_set special
7316 case, attempt to re-recognize the insn before falling back to
7317 having reload fix it up.
7319 2007-02-20 Eric Christopher <echristo@gmail.com>
7321 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
7322 Rewrite accordingly.
7323 (frv_read_iacc_argument): Ditto.
7324 (frv_expand_set_builtin): Take a call instead of arglist, update for
7326 (frv_expand_unop_builtin): Ditto.
7327 (frv_expand_binop_builtin): Ditto.
7328 (frv_expand_cut_builtin): Ditto.
7329 (frv_expand_binopimm_builtin): Ditto.
7330 (frv_expand_voidbinop_builtin): Ditto.
7331 (frv_expand_int_void2arg): Ditto.
7332 (frv_expand_prefetches): Ditto.
7333 (frv_expand_voidtriop_builtin): Ditto.
7334 (frv_expand_voidaccop_builtin): Ditto.
7335 (frv_expand_load_builtin): Ditto.
7336 (frv_expand_store_builtin): Ditto.
7337 (frv_expand_mdpackh_builtin): Ditto.
7338 (frv_expand_mclracc_builtin): Ditto.
7339 (frv_expand_mrdacc_builtin): Ditto.
7340 (frv_expand_mwtacc_builtin): Ditto.
7341 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
7344 2007-02-20 Janis Johnson <janis187@us.ibm.com>
7346 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
7347 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
7349 (HAVE_GAS_DFP): Check for assembler support of decimal floating
7351 * configure: Regenerate.
7352 * config.in: Regenerate.
7353 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
7354 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
7355 masks to power6 and power6x and to POWERPC_MASKS.
7356 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7358 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
7359 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7360 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7361 Access PROTOTYPE as variable, not mask.
7363 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7365 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7366 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7367 * combine.c (adjust_for_new_dest): Use it.
7368 * postreload.c (reload_combine): Likewise.
7370 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7372 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7373 notes on an insn with multiple sets, even if single_set returns
7374 non-NULL for that insn.
7376 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7378 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7381 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7383 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7384 if user didn't pass it.
7385 * config/i386/darwin.h (CC1_SPEC): Likewise.
7386 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7387 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7388 -mmacosx-version-min.
7390 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7391 Uros Bizjak <ubizjak@gmail.com>
7393 * optabs.h (enum optab_index): Add new OTI_scalb.
7394 (scalb_optab): Define corresponding macro.
7395 * optabs.c (init_optabs): Initialize scalb_optab.
7396 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7398 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7399 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7400 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7401 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7402 flag_unsafe_math_optimizations is set.
7404 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7405 to implement scalbf, scalb and scalbl built-ins as inline x87
7408 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7409 DJ Delorie <dj@redhat.com>
7412 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7413 (diagnostic_report_diagnostic): ... here, and turn them into real
7414 errors. If warnings are inhibited, no need to do anything.
7416 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7418 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7419 better code generation.
7421 2007-02-20 Ben Elliston <bje@au.ibm.com>
7423 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7425 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7427 * config/alpha/alpha.c, config/alpha/alpha.md,
7428 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7429 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7430 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7431 config/arm/lib1funcs.asm: Follow spelling conventions.
7433 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7434 config/fr30/fr30.md, config/i386/i386.h,
7435 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7436 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7437 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7438 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7439 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7440 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7441 config/sparc/sparc.c, config/sparc/sparc.h,
7442 config/sparc/sparc.md, config/spu/constraints.md,
7443 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7446 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7449 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7452 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7454 * doc/invoke.texi (-ftree-lrs): Remove.
7456 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7458 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7461 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7463 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7464 new CALL_EXPR_FN macro for retrieving the function
7465 declaration of the input expression.
7467 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7469 * c.opt (Waddress): New.
7470 * common.opt (Walways-true): Delete.
7471 (Wstring-literal-comparison): Delete.
7472 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7473 -Wstring-literal-comparison. Add -Waddress.
7475 (Walways-true): Delete.
7476 (Wstring-literal-comparison): Delete.
7477 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7478 consistently instead of -Walways-true in example.
7479 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7480 * c-typeck.c (parser_build_binary_op): Replace
7481 -Wstring-literal-comparison and -Walways-true with -Waddress.
7482 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7485 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7487 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7488 without DECL_STRUCT_FUNCTION initialized.
7490 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7492 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7493 due to calls to functions taking pointers as parameters.
7495 2007-02-19 Richard Henderson <rth@redhat.com>
7498 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7501 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7503 * config/s390/s390.c (s390_call_saved_register_used,
7504 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7505 accessed to the new scheme.
7507 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7509 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7510 (cris_print_index, cris_print_operand, cris_print_operand_address)
7511 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7512 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7513 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7515 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7516 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7517 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7518 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7519 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7520 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7521 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7522 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7523 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7524 (uminsi3, call, call_value): Ditto.
7525 (define_split: indir_to_reg_split, unnamed): Ditto.
7527 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7529 PR tree-optimization/30975
7530 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7533 2007-02-18 Eric Christopher <echristo@gmail.com>
7535 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7536 Remove use of arglist.
7537 (mips_expand_builtin): Remove use of arglist, pass in expr.
7538 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7539 (mips_expand_builtin_movtf): Ditto.
7540 (mips_expand_builtin_compare): Ditto.
7542 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7544 * tree-sra.c (sra_build_assignment): Replace assertion
7545 checking with a comment explaining why it can't be done.
7547 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7550 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7551 during CALL_EXPR representation conversion.
7552 * tree-ssa-propagate.c (set_rhs): Likewise.
7554 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7556 * tree-sra.c (sra_build_assignment): Disable assertion checking
7559 2007-02-18 Roger Sayle <roger@eyesopen.com>
7561 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7562 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7563 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7565 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7566 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7567 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7568 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7569 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7570 force_gimple_operand): Likewise.
7571 * ipa-cp.c (constant_val_insert): Likewise.
7572 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7573 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7574 perfect_nestify): Likewise.
7575 * langhooks.c (lhd_omp_assignment): Likewise.
7576 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7577 lower_copyprivate_clauses, lower_send_clauses,
7578 lower_send_shared_vars, expand_parallel_call,
7579 expand_omp_for_generic, expand_omp_for_static_nochunk,
7580 expand_omp_for_static_chunk, expand_omp_sections,
7581 lower_omp_single_copy, lower_omp_for_lastprivate,
7582 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7583 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7584 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7587 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7589 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7590 config/sh/sh.md: Follow spelling conventions.
7592 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7593 config/frv/predicates.md: Follow spelling conventions.
7595 * config/m68k/linux-unwind.h: Fix a comment typo.
7596 * target.h: Follow spelling conventions.
7598 2007-02-18 Roger Sayle <roger@eyesopen.com>
7600 PR rtl-optimization/28173
7601 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7602 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7603 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7604 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7605 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7607 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7609 * builtins.c (fold_builtin_load_exponent): New.
7610 (fold_builtin_2): Use it.
7612 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7614 PR rtl-optimization/30773
7615 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7616 if we fail to attach a REG_EQUIV note.
7618 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7619 Roger Sayle <roger@eyesopen.com>
7621 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7623 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7625 * calls.c (initialize_argument_information): Pass original EXP
7626 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7627 code to split complex arguments here, as part of initializing the
7629 (expand_call): Remove code that builds a list of arguments and
7630 inserts implicit arguments into it. Instead, just count how many
7631 implicit arguments there will be so we can determine the size of
7632 the ARGS array, and let initialize_argument_information do the work.
7633 (split_complex_values): Delete unused function.
7635 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7637 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7639 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7641 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7642 for arg pointer based indexed addressing.
7644 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7646 * config/ia64/ia64.h, config/ia64/ia64.md,
7647 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7648 spelling conventions.
7650 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7652 * config/m68k/m68k.c (split_di): New.
7653 * config/m68k/m68k-protos.h: Declare split_di.
7654 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7655 Improve predicate handling and split constant shifts.
7657 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7659 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7660 parameter for register bitfield operations, general predicates
7663 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7665 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7666 * config/m68k/linux-unwind.h: New file.
7668 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7670 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7671 config/i386/athlon.md, config/ia64/ia64.md,
7672 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7673 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7674 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7675 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7676 tree-vect-transform.c: Fix comment typos.
7678 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7680 * sched-deps.c (find_insn_list): Remove.
7681 * sched-int.h: Remove the prototype for find_insn_list.
7683 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7685 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7687 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7688 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7689 darwin_rs6000_override_options.
7690 (C_COMMON_OVERRIDE_OPTIONS): Expect
7691 darwin_macosx_version_min to be non-NULL always.
7692 (TARGET_C99_FUNCTIONS): Likewise.
7693 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7694 (DARWIN_MINVERSION_SPEC): New.
7695 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7696 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7698 (DARWIN_MINVERSION_SPEC): New.
7699 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7701 * config/darwin-c.c (darwin_cpp_builtins): Expect
7702 darwin_macosx_version_min to be non-NULL always.
7704 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7706 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7708 * config/i386/i386.h (x86_use_xchgb): New.
7709 (TARGET_USE_XCHGB): New macro.
7710 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7711 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7712 Split after reload into bswaphi for shifts of 8.
7713 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7714 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7715 or when optimizing for size.
7717 2007-02-16 Richard Guenther <rguenther@suse.de>
7718 Christian Bruel <christian.bruel@st.com>
7720 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7721 DECLs but prefer SSA_NAMEs over DECLs.
7723 2007-02-16 Richard Guenther <rguenther@suse.de>
7725 * tree-flow-inline.h (single_imm_use_p): Remove.
7726 (zero_imm_uses_p): Likewise.
7727 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7728 instead of single_imm_use_p.
7729 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7732 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7735 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7736 nested double- and backquotes.
7738 2007-02-15 Roger Sayle <roger@eyesopen.com>
7741 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7742 should be unreachable.
7743 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7744 For the time being redirect GIMPLE_MODIFY_STMT to the new
7745 (renamed) build_gimple_modify_stmt_stat.
7746 (build2_gimple_stat): Rename to...
7747 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7748 Always build a GIMPLE_MODIFY_STMT node.
7749 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7750 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7753 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7754 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7755 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7756 expand_complex_div_wide): Likewise.
7757 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7758 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7759 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7760 * tree-ssa-loop-manip.c (create_iv): Likewise.
7761 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7762 abs_replacement): Likewise.
7763 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7764 realify_fake_stores): Likewise.
7766 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7767 node rather than a GIMPLE_MODIFY_STMT node.
7768 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7769 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7771 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7772 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7775 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7778 * fold-const.c (fold_comparison): Add back the
7779 folding of constant complex comparisions.
7781 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7784 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7785 effects unknown to this function, return early.
7787 2007-02-15 Ian Lance Taylor <iant@google.com>
7789 * lower-subreg.c (move_eh_region_note): New static function.
7790 (resolve_simple_move): Call it.
7791 (decompose_multiword_subregs): Track blocks for which we resolve a
7792 simple move which is also a control flow insn. Pass them to
7793 find_many_sub_basic_blocks.
7794 (pass_lower_subreg): Add TODO_verify_flow.
7795 (pass_lower_subreg2): Likewise.
7797 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7798 Brooks Moses <brooks.moses@codesourcery.com>
7799 Lee Millward <lee.millward@codesourcery.com>
7801 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7802 (VL_EXP_CLASS_P): New.
7803 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7805 (TREE_OPERAND_CHECK_CODE): Likewise.
7806 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7807 (TREE_RTL_OPERAND_CHECK): Likewise.
7808 (tree_operand_check_failed): Make second parameter the whole tree
7809 instead of its code. Fixed callers.
7810 (VL_EXP_CHECK): New.
7811 (TREE_OPERAND_LENGTH): New.
7812 (VL_EXP_OPERAND_LENGTH): New.
7813 (CALL_EXPR_FN): New.
7814 (CALL_EXPR_STATIC_CHAIN): New.
7815 (CALL_EXPR_ARGS): New.
7816 (CALL_EXPR_ARG): New.
7817 (call_expr_nargs): New.
7818 (CALL_EXPR_ARGP): New.
7819 (build_nt_call_list): Declare.
7820 (build_vl_exp_stat): Declare.
7821 (build_vl_exp): New.
7822 (build_call_list): Declare.
7823 (build_call_nary): Declare.
7824 (build_call_valist): Declare.
7825 (build_call_array): Declare.
7826 (call_expr_arg): Declare.
7827 (call_expr_argp): Declare.
7828 (call_expr_arglist): Declare.
7829 (fold_build_call_list): Declare.
7830 (fold_build_call_list_initializer): Declare.
7831 (fold_call_expr): Declare to replace fold_builtin.
7832 (fold_builtin_fputs): Update to agree with modified definition.
7833 (fold_builtin_strcpy): Likewise.
7834 (fold_builtin_strncpy): Likewise.
7835 (fold_builtin_memory_chk): Likewise.
7836 (fold_builtin_stxcpy_chk): Likewise.
7837 (fold_builtin_strncpy_chk): Likewise.
7838 (fold_builtin_next_arg): Likewise.
7839 (fold_build_call_expr): Declare.
7840 (fold_builtin_call_list): Declare.
7841 (fold_builtin_call_valist): Declare.
7842 (build_call_expr): Declare.
7843 (validate_arglist): Update to agree with modified definition.
7844 (tree_operand_length): New.
7845 (call_expr_arg_iterator): New.
7846 (init_call_expr_arg_iterator): New.
7847 (next_call_expr_arg): New.
7848 (first_call_expr_arg): New.
7849 (more_call_expr_args_p): New.
7850 (FOR_EACH_CALL_EXPR_ARG): New.
7852 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7853 and tcc_gimple_stmt.
7854 (tree_code_size): Update documentation. Use sizeof (tree) rather
7855 than sizeof (char *).
7856 (tree_size): Likewise. Add case for tcc_vl_exp.
7857 (tree_node_structure): Add case for tcc_vl_exp.
7858 (contains_placeholder_p): Likewise.
7859 (substitute_in_expr): Likewise.
7860 (substitute_placeholder_in_expr): Likewise.
7861 (stabilize_reference_1): Likewise.
7862 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7863 to diagnose breakage of this interface for constructing CALL_EXPRs.
7864 (build_nt): Add similar assertion here.
7865 (build_nt_call_list): New.
7866 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7867 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7869 (get_callee_fndecl): Use new CALL_EXPR accessors.
7870 (tree_operand_check_failed): Change parameters to pass entire node
7871 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7872 (process_call_operands): New.
7873 (build_vl_exp_stat): New.
7874 (build_call_list): New.
7875 (build_call_nary): New.
7876 (build_call_valist): New.
7877 (build_call_array): New.
7878 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7879 (call_expr_arglist): New.
7881 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7882 tcc_vl_exp instead of a fixed-size tcc_expression.
7884 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7885 accessors for CALL_EXPRs.
7886 (AGGR_INIT_EXPR): Likewise.
7888 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7889 Brooks Moses <brooks.moses@codesourcery.com>
7890 Lee Millward <lee.millward@codesourcery.com>
7892 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7893 (expand_builtin_nonlocal_goto): Change parameter to be entire
7894 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7895 (expand_builtin_prefetch): Likewise.
7896 (expand_builtin_classify_type): Likewise.
7897 (mathfn_built_in): Return NULL_TREE instead of 0.
7898 (expand_errno_check): Use new CALL_EXPR accessors.
7899 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7900 Return NULL_RTX instead of 0.
7901 (expand_builtin_mathfn_2): Likewise.
7902 (expand_builtin_mathfn_3): Likewise.
7903 (expand_builtin_interclass_mathfn): Likewise.
7904 (expand_builtin_sincos): Likewise.
7905 (expand_builtin_cexpi): Likewise.
7906 (expand_builtin_int_roundingfn): Likewise.
7907 (expand_builtin_int_roundingfn_2): Likewise.
7908 (expand_builtin_pow): Likewise.
7909 (expand_builtin_powi): Likewise.
7910 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7911 of arglist, fixing callers appropriately. Use new CALL_EXPR
7912 accessors and constructors. Return NULL_RTX instead of 0.
7913 (expand_builtin_strstr): Likewise.
7914 (expand_builtin_strchr): Likewise.
7915 (expand_builtin_strrchr): Likewise.
7916 (expand_builtin_strpbrk): Likewise.
7917 (expand_builtin_memcpy): Likewise.
7918 (expand_builtin_mempcpy): Likewise.
7919 (expand_builtin_mempcpy_args): New.
7920 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7921 (expand_builtin_memmove_args): New.
7922 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7923 (expand_movstr): Likewise.
7924 (expand_builtin_strcpy): Likewise.
7925 (expand_builtin_strcpy_args): New.
7926 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7927 (expand_builtin_strncpy): Likewise.
7928 (expand_builtin_memset): Likewise.
7929 (expand_builtin_memset_args): New.
7930 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7931 (expand_builtin_memcmp): Likewise.
7932 (expand_builtin_strcmp): Likewise.
7933 (expand_builtin_strncmp): Likewise.
7934 (expand_builtin_strcat): Likewise.
7935 (expand_builtin_strncat): Likewise.
7936 (expand_builtin_strspn): Likewise.
7937 (expand_builtin_strcspn): Likewise.
7938 (expand_builtin_args_info): Likewise.
7939 (expand_builtin_va_start): Likewise.
7940 (gimplify_va_arg_expr): Likewise.
7941 (expand_builtin_va_end): Likewise.
7942 (expand_builtin_va_copy): Likewise.
7943 (expand_builtin_frame_address): Likewise.
7944 (expand_builtin_alloca): Likewise.
7945 (expand_builtin_bswap): Likewise.
7946 (expand_builtin_unop): Likewise.
7947 (expand_builtin_fputs): Likewise.
7948 (expand_builtin_expect): Likewise.
7949 (expand_builtin_fabs): Likewise.
7950 (expand_builtin_copysign): Likewise.
7951 (expand_builtin_printf): Likewise.
7952 (expand_builtin_fprintf): Likewise.
7953 (expand_builtin_sprintf): Likewise.
7954 (expand_builtin_init_trampoline): Likewise.
7955 (expand_builtin_signbit): Likewise.
7956 (expand_builtin_fork_or_exec): Likewise.
7957 (expand_builtin_sync_operation): Likewise.
7958 (expand_builtin_compare_and_swap): Likewise.
7959 (expand_builtin_lock_test_and_set): Likewise.
7960 (expand_builtin_lock_release): Likewise.
7961 (expand_builtin): Likewise.
7962 (builtin_mathfn_code): Likewise.
7964 (fold_builtin_constant_p): Pass call arguments individually instead
7965 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7966 accessors and constructors. Return NULL_TREE instead of 0.
7967 (fold_builtin_expect): Likewise.
7968 (fold_builtin_classify_type): Likewise.
7969 (fold_builtin_strlen): Likewise.
7970 (fold_builtin_nan): Likewise.
7971 (integer_valued_real_p): Likewise.
7972 (fold_trunc_transparent_mathfn): Likewise.
7973 (fold_fixed_mathfn): Likewise.
7974 (fold_builtin_cabs): Likewise.
7975 (fold_builtin_sqrt): Likewise.
7976 (fold_builtin_cbrt): Likewise.
7977 (fold_builtin_cos): Likewise.
7978 (fold_builtin_cosh): Likewise.
7979 (fold_builtin_tan): Likewise.
7980 (fold_builtin_sincos): Likewise.
7981 (fold_builtin_cexp): Likewise.
7982 (fold_builtin_trunc): Likewise.
7983 (fold_builtin_floor): Likewise.
7984 (fold_builtin_ceil): Likewise.
7985 (fold_builtin_round): Likewise.
7986 (fold_builtin_int_roundingfn): Likewise.
7987 (fold_builtin_bitop): Likewise.
7988 (fold_builtin_bswap): Likewise.
7989 (fold_builtin_logarithm): Likewise.
7990 (fold_builtin_hypot): Likewise.
7991 (fold_builtin_pow): Likewise.
7992 (fold_builtin_powi): Likewise.
7993 (fold_builtin_exponent): Likewise.
7994 (fold_builtin_memset): Likewise.
7995 (fold_builtin_bzero): Likewise.
7996 (fold_builtin_memory_op): Likewise.
7997 (fold_builtin_bcopy): Deleted; call site changed to invoke
7998 fold_builtin_memory_op directly.
7999 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
8000 (fold_builtin_strncpy): Likewise.
8001 (fold_builtin_memcmp): Likewise.
8002 (fold_builtin_strcmp): Likewise.
8003 (fold_builtin_strncmp): Likewise.
8004 (fold_builtin_signbit): Likewise.
8005 (fold_builtin_copysign): Likewise.
8006 (fold_builtin_isascii): Likewise.
8007 (fold_builtin_toascii): Likewise.
8008 (fold_builtin_isdigit): Likewise.
8009 (fold_builtin_fabs): Likewise.
8010 (fold_builtin_abs): Likewise.
8011 (fold_builtin_fmin_fmax): Likewise.
8012 (fold_builtin_carg): Likewise.
8013 (fold_builtin_classify): Likewise.
8014 (fold_builtin_unordered_cmp): Likewise.
8016 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
8017 New functions split out from fold_builtin_1.
8018 (fold_builtin_n): New.
8019 (fold_builtin_varargs): New.
8020 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
8022 (fold_call_expr): New.
8023 (build_function_call_expr): Rewrite to use new helper function.
8024 (fold_builtin_call_list): New.
8025 (build_call_expr): New.
8026 (fold_builtin_call_valist): New.
8027 (rewrite_call_expr): New.
8028 (validate_arg): New.
8029 (validate_arglist): Change parameter to be entire CALL_EXPR instead
8030 of an arglist. Change return type to bool. Use new CALL_EXPR
8033 (fold_builtin_strstr): Pass call arguments individually instead
8034 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8035 accessors and constructors. Return NULL_TREE instead of 0.
8036 (fold_builtin_strchr): Likewise.
8037 (fold_builtin_strrchr): Likewise.
8038 (fold_builtin_strpbrk): Likewise.
8039 (fold_builtin_strcat): Likewise.
8040 (fold_builtin_strncat): Likewise.
8041 (fold_builtin_strspn): Likewise.
8042 (fold_builtin_strcspn): Likewise.
8043 (fold_builtin_fputs): Likewise.
8044 (fold_builtin_next_arg): Likewise.
8045 (fold_builtin_sprintf): Likewise.
8047 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
8048 NULL_RTX instead of 0.
8049 (expand_builtin_memory_chk): Likewise.
8050 (maybe_emit_chk_warning): Likewise.
8051 (maybe_emit_sprintf_chk_warning): Likewise.
8053 (fold_builtin_object_size): Pass call arguments individually instead
8054 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8055 accessors and constructors. Return NULL_TREE instead of 0.
8056 (fold_builtin_memory_chk): Likewise.
8057 (fold_builtin_stxcpy_chk): Likewise.
8058 (fold_builtin_strncpy_chk): Likewise.
8059 (fold_builtin_strcat_chk): Likewise.
8060 (fold_builtin_strcat_chk): Likewise.
8061 (fold_builtin_strncat_chk): Likewise.
8062 (fold_builtin_sprintf_chk): Likewise.
8063 (fold_builtin_snprintf_chk): Likewise.
8064 (fold_builtin_printf): Likewise.
8065 (fold_builtin_vprintf): Likewise.
8067 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
8069 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
8070 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8071 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
8072 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
8073 (fold_unary): Likewise.
8074 (fold_binary): Likewise.
8075 (fold_ternary): Remove CALL_EXPR case, since they are no longer
8076 ternary expressions.
8077 (fold): Add logic for tcc_vl_exp.
8078 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
8079 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8080 (fold_build3_stat): Add assertion to flag broken interface for
8081 constructing CALL_EXPRs.
8082 (fold_build_call_list): New.
8083 (fold_build_call_list_initializer): New.
8084 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
8086 (fold_strip_sign_ops): Likewise.
8088 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8089 Brooks Moses <brooks.moses@codesourcery.com>
8090 Lee Millward <lee.millward@codesourcery.com>
8092 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
8093 accessors and dump arguments explicitly.
8095 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
8097 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
8099 (print_call_name): Use new CALL_EXPR accessors.
8101 * print-tree.c (print_node): Add case tcc_vl_exp. Print
8102 CALL_EXPR arguments explicitly instead of as a list. Use
8103 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8105 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
8106 (vrp_visit_stmt): Likewise.
8108 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
8109 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
8111 (force_move_till_expr): Likewise.
8113 * targhooks.c (default_external_stack_protect_fail): Use
8114 build_call_expr instead of build_function_call_expr.
8115 (default_hidden_stack_protect_fail): Likewise.
8117 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
8120 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
8121 and walk arguments explicitly.
8123 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
8124 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8125 (expand_simple_operations): Likewise.
8126 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
8128 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
8129 of TREE_CODE_LENGTH.
8130 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
8132 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
8133 instead of TREE_CODE_LENGTH.
8135 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
8136 (tree_ic_transform): Likewise.
8137 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
8138 parameter instead of arglist. Fix callers.
8139 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
8140 (tree_stringops_transform): Likewise.
8141 (tree_indirect_call_to_profile): Likewise.
8142 (tree_stringops_values_to_profile): Likewise.
8144 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
8145 (eliminate_tail_call): Likewise.
8147 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
8149 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8150 Use TREE_OPERAND_LENGTH and generalize to handle any number of
8152 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
8154 * omp-low.c (build_omp_barrier): Use build_call_expr.
8155 (lower_rec_input_clauses): Likewise.
8156 (lower_reduction_clauses): Likewise.
8157 (expand_parallel_call): Likewise.
8158 (maybe_catch_exception): Likewise.
8159 (expand_omp_for_generic): Likewise.
8160 (expand_omp_for_static_nochunk): Likewise.
8161 (expand_omp_sections): Likewise.
8162 (lower_omp_single_simple): Likewise.
8163 (lower_omp_single_copy): Likewise.
8164 (lower_omp_master): Likewise.
8165 (lower_omp_ordered): Likewise.
8166 (lower_omp_critical): Likewise.
8168 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8169 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8171 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8172 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8173 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8175 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8176 and generalize to handle any number of operands.
8177 (chrec_contains_undetermined): Likewise.
8178 (tree_contains_chrecs): Likewise.
8179 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8181 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8183 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8184 fold_call_expr instead of fold_builtin.
8185 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8186 match declarations there.
8187 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8190 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8191 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8193 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8194 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8196 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8199 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8200 (execute_cse_sincos): Use new CALL_EXPR accessors.
8202 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8204 * gimple-low.c (lower_function_body): Use build_call_expr.
8205 (lower_builtin_setjmp): Likewise.
8207 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8208 (set_storage_via_libcall): Likewise.
8209 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8210 instead of TREE_CODE_LENGTH.
8211 (expand_expr_real_1): Use new CALL_EXPR accessors.
8213 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8214 generalize to handle any number of operands.
8215 (TB_parent_eq): Likewise.
8217 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8218 (strip_builtin_expect): Likewise.
8220 * function.c (gimplify_parameters): Use build_call_expr.
8222 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8223 instead of TREE_CODE_LENGTH.
8225 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8226 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8228 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8231 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8232 (gimplify_decl_expr): Likewise.
8233 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8234 Use new CALL_EXPR iterators.
8235 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8236 (gimplify_modify_expr_to_memset): Likewise.
8237 (gimplify_variable_sized_compare): Likewise.
8238 (gimplify_omp_atomic_fetch_op): Likewise.
8239 (gimplify_omp_atomic_pipeline): Likewise.
8240 (gimplify_omp_atomic_mutex): Likewise.
8241 (gimplify_function_tree): Likewise.
8243 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8244 (call_expr_flags): Likewise.
8245 (expand_call): Likewise.
8247 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8248 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8251 * coverage.c (create_coverage): Use build_call_expr.
8253 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8254 (temp_call_expr_obstack): New.
8255 (pool_copy_list): Delete.
8256 (temp_copy_call_expr): New.
8257 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
8258 CALL_EXPR accessors. Get rid of special goo for copying argument
8259 lists and use temp_copy_call_expr instead.
8260 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
8261 CALL_EXPR accessors.
8262 (create_expression_by_pieces): Likewise. Use build_call_array
8263 to construct the result instead of fold_build3.
8264 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
8265 dealing with argument lists.
8266 (init_pre): Remove references to expression_node_pool and
8267 list_node_pool. Init temp_call_expr_obstack instead.
8268 (fini_pre): Remove references to expression_node_pool and
8271 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
8272 and walk arguments explicitly instead of as a list.
8274 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
8275 (mx_register_decls): Likewise.
8276 (mudflap_register_call): Likewise.
8277 (mudflap_finish_file): Likewise.
8279 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
8280 (ipa_callsite_compute_param): Likewise.
8282 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
8283 accessors and constructor.
8285 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
8286 accessors and constructor.
8287 (convert_tramp_reference): Likewise.
8288 (convert_call_expr): Likewise.
8289 (finalize_nesting_tree_1): Likewise.
8291 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
8294 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
8296 * tree-inline.c (initialize_inlined_parameters): Pass entire
8297 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8299 (estimate_num_insns_1): Use new CALL_EXPR accessors.
8300 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
8302 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
8303 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8304 (vectorizable_reduction): Likewise.
8305 (vectorizable_call): Use new CALL_EXPR iterators.
8306 (vectorizable_conversion): Use build_call_expr.
8307 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
8308 (vect_gen_widened_results_half): Use build_call_expr.
8309 (vect_setup_realignment): Likewise.
8310 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
8312 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
8313 (pass_through_call): Likewise.
8314 (compute_object_sizes): Likewise. Use fold_call_expr instead of
8317 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
8318 (tree_gen_pow2_profiler): Likewise.
8319 (tree_gen_one_value_profiler): Likewise.
8320 (tree_gen_ic_func_profiler): Likewise.
8321 (tree_gen_average_profiler): Likewise.
8322 (tree_gen_ior_profiler): Likewise.
8324 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
8325 (find_func_aliases): Use new CALL_EXPR accessors. Add case
8326 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8328 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
8329 of TREE_CODE_LENGTH.
8331 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
8332 of TREE_CODE_LENGTH.
8334 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
8336 (convert_to_integer): Likewise.
8338 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
8341 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8342 Brooks Moses <brooks.moses@codesourcery.com>
8343 Lee Millward <lee.millward@codesourcery.com>
8345 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
8347 * config/frv/frv.c (frv_expand_builtin): Likewise.
8348 * config/s390/s390.c (s390_expand_builtin): Likewise.
8350 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
8351 (sparc_expand_builtin): Use new CALL_EXPR accessors.
8353 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
8354 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
8355 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
8356 (ix86_expand_store_builtin): Likewise.
8357 (ix86_expand_unop_builtin): Likewise.
8358 (ix86_expand_unop1_builtin): Likewise.
8359 (ix86_expand_sse_compare): Likewise.
8360 (ix86_expand_sse_comi): Likewise.
8361 (ix86_expand_vec_init_builtin): Likewise.
8362 (ix86_expand_vec_ext_builtin): Likewise.
8363 (ix86_expand_vec_set_builtin): Likewise.
8364 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8366 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8367 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8369 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8370 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8371 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8373 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8375 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8376 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8377 arglist. Use new CALL_EXPR accessors. Fix callers.
8378 (altivec_expand_abs_builtin): Likewise.
8379 (rs6000_expand_binop_builtin): Likewise.
8380 (altivec_expand_predicate_builtin): Likewise.
8381 (altivec_expand_lv_builtin): Likewise.
8382 (spe_expand_stv_builtin): Likewise.
8383 (altivec_expand_stv_builtin): Likewise.
8384 (rs6000_expand_ternop_builtin): Likewise.
8385 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8386 (altivec_expand_st_builtin): Likewise.
8387 (altivec_expand_dst_builtin): Likewise.
8388 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8389 arglist. Use new CALL_EXPR accessors. Fix callers.
8390 (altivec_expand_vec_set_builtin): Likewise.
8391 (altivec_expand_vec_ext_builtin): Likewise.
8392 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8393 (spe_expand_builtin): Likewise.
8394 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8395 arglist. Use new CALL_EXPR accessors. Fix callers.
8396 (spe_expand_evsel_builtin): Likewise.
8397 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8398 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8400 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8401 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8402 (arm_expand_unop_builtin): Likewise.
8403 (arm_expand_builtin): Use new CALL_EXPR accessors.
8405 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8408 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8409 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8410 (bfin_expand_unop_builtin): Likewise.
8411 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8413 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8414 Brooks Moses <brooks.moses@codesourcery.com>
8415 Lee Millward <lee.millward@codesourcery.com>
8417 * c-semantics.c (build_stmt): Add internal diagnostic check.
8419 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8420 accessors. Print arguments explicitly instead of as a list.
8422 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8424 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8425 (c_finish_omp_flish): Likewise.
8427 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8428 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8429 instead of TREE_CODE_LENGTH.
8430 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8431 (c_warn_unused_result): Likewise.
8433 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8436 * doc/invoke.texi (Warning Options): Remove
8437 -Werror-implicit-function-declaration.
8438 (Wimplicit-function-declaration): Update description.
8439 * opts.c (common_handle_option): Move handling of -Werror=* to...
8440 (enable_warning_as_error): ...here.
8441 * opts.h (enable_warning_as_error): Declare.
8442 * c-decl.c (implicit_decl_warning): Unless
8443 -Wno-implicit-function-declaration is given, emit a pedwarn if
8444 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8445 * c.opt (Wimplicit-function-declaration): Replace
8446 mesg_implicit_function_declaration with
8447 warn_implicit_function_declaration.
8448 * c-opts.c (c_common_handle_option):
8449 -Werror-implicit-function-declaration is exactly equal as
8450 -Werror=implicit-function-declaration.
8451 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8452 warn_implicit_function_declaration.
8453 (c_common_post_options): -Wimplict-function-declaration is enabled
8454 by default by -std=c99, otherwise is disabled by default.
8455 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8457 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8459 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8460 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8461 former is ignored but not the latter.
8463 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8465 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8466 is made and the reference doesn't use the alias set of its type,
8467 do not create the temporary using that type.
8469 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8471 * jump.c: Remove prototypes for delete_computation and
8472 delete_prior_computation.
8474 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8476 * jump.c (get_label_after): Delete.
8477 (get_label_before, delete_computation, delete_jump,
8478 delete_prior_computation, follow_jumps): Move...
8479 * reorg.c (delete_computation, delete_prior_computation): ... here...
8480 (get_label_before, delete_jump): ... making these static ...
8481 (follow_jumps): ... and simplifying this since it only runs after
8483 * rtl.h (get_label_after, get_label_before, delete_jump,
8484 follow_jumps): Delete prototypes.
8486 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8488 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8490 2007-02-15 Nick Clifton <nickc@redhat.com>
8492 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8493 order to prevent it from being munged by the target.
8495 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8497 * config/i386/i386.md: Remove misleading comment.
8499 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8501 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8502 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8505 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8507 * tree-sra.c (instantiate_missing_elements): Canonicalize
8509 (sra_build_assignment): New.
8510 (generate_copy_inout, generate_element_copy,
8511 generate_element_zero, generate_one_element_init): Use it.
8513 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8515 * tree-sra.c (instantiate_missing_elements): Canonicalize
8517 (sra_build_assignment): New.
8518 (generate_copy_inout, generate_element_copy,
8519 generate_element_zero, generate_one_element_init): Use it.
8521 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8523 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8526 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8528 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8529 types as aggregates not scalars.
8530 * function.c (assign_stack_temp_for_type): Likewise.
8532 2007-02-14 Roger Sayle <roger@eyesopen.com>
8533 Zdenek Dvorak <dvorakz@suse.cz>
8535 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8538 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8540 * passes.c (next_pass_1): Clear the next field of the copied
8543 2007-02-14 Richard Henderson <rth@redhat.com>
8545 * tree-sra.c (early_sra): New.
8546 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8547 (tree_sra_early, pass_sra_early): New.
8548 * tree-pass.h (pass_sra_early): Declare.
8549 * passes.c (init_optimization_passes): Use it.
8551 2007-02-14 Richard Guenther <rguenther@suse.de>
8553 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8555 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8557 PR tree-optimization/30771
8558 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8560 (vect_analyze_operations): Induction phis can now be marked as
8562 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8563 Update documentation accordingly.
8565 2007-02-14 Nick Clifton <nickc@redhat.com>
8567 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8568 most 3 arguments are supported.
8569 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8571 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8573 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8574 Ensure dst->current is valid.
8576 2007-02-13 Paul Brook <paul@codesourcery.com>
8578 * config.gcc: Add arm*-*-uclinux-*eabi.
8579 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8580 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8581 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8582 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8583 (LINK_SPEC): Define.
8585 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8587 * config/arm/uclinux-eabi.h: New file.
8588 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8589 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8592 2007-02-13 Ian Lance Taylor <iant@google.com>
8594 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8595 * flags.h (warn_strict_overflow): Declare.
8596 (enum warn_strict_overflow_code): Define.
8597 (issue_strict_overflow_warning): New static inline function.
8598 * opts.c (warn_strict_overflow): New variable.
8599 (common_handle_option): Handle OPT_Wstrict_overflow and
8600 OPT_Wstrict_overflow_.
8601 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8603 * fold-const.c: Include intl.h.
8604 (fold_deferring_overflow_warnings): New static variable.
8605 (fold_deferred_overflow_warning): New static variable.
8606 (fold_deferred_overflow_code): New static variable.
8607 (fold_defer_overflow_warnings): New function.
8608 (fold_undefer_overflow_warnings): New function.
8609 (fold_undefer_and_ignore_overflow_warnings): New function.
8610 (fold_deferring_overflow_warnings_p): New function.
8611 (fold_overflow_warning): New static function.
8612 (make_range): Add strict_overflow_p parameter. Change all
8614 (extract_muldiv, extract_muldiv_1): Likewise.
8615 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8616 tree_expr_nonnegative_p.
8617 (fold_negate_expr): Call fold_overflow_warning.
8618 (fold_range_test): Likewise.
8619 (fold_comparison): Likewise.
8620 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8621 instead of tree_expr_nonnegative_p.
8622 (tree_expr_nonnegative_warnv_p): Rename from
8623 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8624 (tree_expr_nonnegative_p): New function.
8625 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8626 strict_overflow_p parameter.
8627 (tree_expr_nonzero_p): New function.
8628 * passes.c (verify_interpass_invariants): New static function.
8629 (execute_one_pass): Call it.
8630 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8632 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8633 (estimate_numbers_of_iterations): Likewise.
8634 (scev_probably_wraps_p): Likewise.
8635 * tree-ssa-ccp.c: Include "toplev.h".
8636 (evaluate_stmt): Defer fold overflow warnings until we know we are
8638 (struct fold_stmt_r_data): Add stmt field.
8639 (fold_stmt_r): Defer fold overflow warnings until we know we
8641 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8642 (fold_stmt_inplace): Likewise.
8643 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8644 (cleanup_control_expr_graph): Defer fold overflow warnings until
8645 we know we are going to optimize.
8646 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8647 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8649 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8650 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8651 * tree-ssa-loop-manip.c (create_iv): Likewise.
8652 * c-typeck.c (build_conditional_expr): Likewise.
8653 (build_binary_op): Likewise.
8654 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8655 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8656 (extract_range_from_unary_expr): Likewise.
8657 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8658 assuming that signed overflow does not occur.
8659 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8660 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8661 (fold_defer_overflow_warnings): Declare.
8662 (fold_undefer_overflow_warnings): Declare.
8663 (fold_undefer_and_ignore_overflow_warnings): Declare.
8664 (fold_deferring_overflow_warnings_p): Declare.
8665 (tree_expr_nonzero_warnv_p): Declare.
8666 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8668 (Warning Options): Document -Wstrict-overflow.
8669 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8670 (tree-ssa-ccp.o): Likewise.
8671 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8672 (fold-const.o): Depend on intl.h.
8674 2007-02-13 Ian Lance Taylor <iant@google.com>
8677 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8680 2007-02-13 Stuart Hastings <stuart@apple.com>
8682 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8684 2007-02-13 Richard Henderson <rth@redhat.com>
8686 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8687 handled_component_p before looking for the indirect_ref.
8689 2007-02-13 Richard Henderson <rth@redhat.com>
8691 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8692 remove flags clobber.
8693 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8694 (bswaphi_lowpart): New.
8695 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8696 remove TARGET_BSWAP test. Delete expander of the same name.
8698 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8699 (expand_unop): Use them.
8701 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8703 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8704 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8705 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8706 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8707 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8708 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8709 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8710 assembler dialect choice from asm templates.
8712 2007-02-12 Richard Henderson <rth@redhat.com>
8714 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8715 (fixuns_trunc<SSEMODEF>si2): Use it.
8716 * config/i386/sse.md (vec_setv4sf_0): Export.
8717 * config/i386/i386.c (ix86_build_const_vector): Export.
8718 (ix86_split_convert_uns_si_sse): Rename from
8719 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8720 * config/i386/i386-protos.h: Update.
8722 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8725 * c-typeck.c (c_finish_return): Improve warning message.
8727 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8729 * alias.c (find_symbolic_term): Delete unused function.
8731 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8733 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8734 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8735 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8737 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8739 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8740 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8741 the function, temporarily point the debug interface to the null one.
8743 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8745 * dwarf2out.c (round_up_to_align): New static function.
8746 (field_byte_offset): Use it to round the offset.
8748 2007-02-12 Richard Henderson <rth@redhat.com>
8750 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8751 (inswl_const): Export.
8753 2007-02-12 Richard Henderson <rth@redhat.com>
8755 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8756 result mode of the libcall, convert back to outmode.
8758 2007-02-12 Roger Sayle <roger@eyesopen.com>
8760 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8761 (bswapdi2): New define_expand to implement 32-bit implementation.
8763 2007-02-12 Nick Clifton <nickc@redhat.com>
8765 * doc/invoke.texi (Overall Options): Document --help=.
8766 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8767 (cc1_options): Pass --help= on to cc1.
8768 (display_help): Add description of --help=.
8769 (process_command): Add code to handle --help=. Allow translated
8770 --help and --target-help switches to be passed on to compiler
8772 (main): Remove unused if statement.
8773 * opts.c (columns): Remove.
8774 (LEFT_COLUMN): Define.
8775 (wrap_help): Add columns argument.
8776 (print_filtered_help): Change parameters to be an include bitmask,
8777 an exclude bitmask, an any bitmask and the column width. Move the
8778 code to display the params list here. Add code to display the
8779 status of options rather than their descriptions if the quiet flag
8781 (print_specific_help): Change parameters to be an include bitmask,
8782 an exclude bitmask and an any bitmask. Move code to look up the
8783 column width here. Decide upon the title for an options listing.
8784 (common_handle_options): Add code to handle --help=. Adapt code
8785 for --help and --target-help to use the revised form of the
8786 print_specific_help function.
8787 (print_help): Delete.
8788 (print_param_help): Delete.
8789 (print_switch): Delete.
8790 * opts.h (cl_lang_count): Add prototype.
8791 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8792 CL_MAX_OPTION_CLASS): New defines.
8793 * optc-gen.awk: Add construction of cl_lang_count.
8794 * c.opt: Add Warning attribute to warning options and Optimization
8795 attribute to optimization options.
8796 * common.opt: Likewise.
8798 Add -fhelp and -ftarget-help as aliases for the transformed --help
8799 and --target-help options.
8800 * opt-functions.awk: Add code to handle Warning and Optimization
8803 2007-02-12 Richard Henderson <rth@redhat.com>
8805 * config/alpha/constraints.md: New file.
8806 * config/alpha/alpha.c: Include tm-constrs.h.
8807 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8808 alpha_extra_constraint): Remove.
8809 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8810 * config/alpha/alpha-protos.h: Update.
8811 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8812 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8813 (EXTRA_CONSTRAINT): Remove.
8814 * config/alpha/alpha.md: Include constraints.md.
8815 (adddi splitter): Use satisfies_constraint_*.
8816 * config/alpha/predicates.md (add_operand): Likewise.
8817 (sext_add_operand, addition_operation): Likewise.
8819 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8821 PR tree-optimization/29145
8822 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8823 in our handling of restrict qualified pointers.
8825 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8828 * doc/invoke.texi (Wunused-value): Update description.
8829 (Wextra): Delete item.
8830 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8831 value of Wunused-value.
8832 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8833 (c_finish_stmt_expr): Don't check extra_warnings.
8834 (emit_side_effect_warnings): The caller is responsible to check
8837 2007-02-11 Roger Sayle <roger@eyesopen.com>
8838 Matt Thomas <matt@3am-software.com>
8840 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8842 2007-02-11 Roger Sayle <roger@eyesopen.com>
8844 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8845 comparisons of POPCOUNT against zero.
8846 (simplify_const_relational_operation): Likewise.
8848 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8850 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8852 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8854 * dwarf2out.c (root_type): Delete unused function.
8856 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8858 * genattrtab.c (contained_in_p): Delete unused function.
8859 (write_expr_attr_cache): Likewise.
8861 2007-02-11 Jan Hubicka <jh@suse.cz>
8863 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8866 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8868 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8869 to add the REG_EQ* note.
8870 * see.c (see_merge_one_use_extension): Likewise.
8871 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8872 turn REG_EQUAL notes into REG_EQUIV notes if the target
8873 register may have more than one set.
8874 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8875 * gcse.c (try_replace_reg): Likewise.
8876 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8877 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8878 more than one REG_EQUIV note.
8879 * reload1.c (gen_reload): Use set_unique_reg_note.
8881 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8883 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8884 (ix86_builtin_conversion): New function.
8886 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8889 * tree.h (DECL_REPLACEABLE_P): New macro.
8890 * except.c (set_nothrow_function_flags): Likewise.
8892 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8893 Ira Rosen <irar@il.ibm.com>
8894 Dorit Nuzman <dorit@il.ibm.com>
8896 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8897 * targhooks.c (default_builtin_vectorized_conversion): New.
8898 * targhooks.h (default_builtin_vectorized_function): New declaration.
8899 * target.h (struct vectorize): Add builtin_conversion field.
8900 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8901 stmt_vec_info_type value.
8902 (vectorizable_conversion): New declaration.
8903 * tree-vect-analyze.c (vect_analyze_operations): Add
8904 vectorizable_conversion call.
8905 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8906 * tree-vect-transform.c (vectorizable_conversion): New function.
8907 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8908 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8910 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8911 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8912 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8913 or ALTIVEC_BUILTIN_VCFSX.
8915 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8918 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8919 CONST_DOUBLE and operand 0 is a hard register.
8920 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8921 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8922 is a hard floating-point register.
8924 2007-02-10 Richard Henderson <rth@redhat.com>
8925 Jakub Jelinek <jakub@redhat.com>
8926 Alexandre Oliva <aoliva@redhat.com>
8928 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8929 * builtin-types.def (BT_WORD): Make unsigned.
8930 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8931 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8932 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8933 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8934 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8935 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8937 * expr.c (emutls_var_address): New.
8938 (expand_expr_real_1): Expand emulated tls.
8939 (expand_expr_addr_expr_1): Likewise.
8940 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8941 * output.h (emutls_finish): Declare.
8942 * toplev.c (compile_file): Call it.
8943 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8944 address before wrapping in CONST.
8945 * varasm.c (emutls_htab, emutls_object_type): New.
8946 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8947 (get_emutls_object_name, get_emutls_object_type): New.
8948 (get_emutls_init_templ_addr, emutls_decl): New.
8949 (emutls_common_1, emutls_finish): New.
8950 (assemble_variable): When emulating tls, swap decls; generate
8951 constructor for the emutls objects.
8952 (do_assemble_alias): When emulating tls, swap decl and target name.
8953 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8955 * varpool.c (decide_is_variable_needed): Look at force_output.
8956 Recurse for emulated tls.
8957 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8958 with decide_is_variable_needed.
8959 * emutls.c: New file.
8960 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8961 tls_object for real tls.
8963 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8965 PR rtl-optimization/29599
8966 * reload1.c (eliminate_regs_in_insn): Take the destination
8967 mode into account when computing the offset.
8969 2007-02-09 Stuart Hastings <stuart@apple.com>
8970 Richard Henderson <rth@redhat.com>
8972 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8973 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8974 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8975 fixuns_truncdfhi2): New.
8976 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8977 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8978 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8979 (floatunssidf2): Allow nonimmediate source.
8980 * config/i386/sse.md (movdi_to_sse): New.
8981 (vec_concatv2di): Drop '*'.
8982 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8983 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8984 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8986 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8987 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8988 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8989 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8990 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8991 ix86_build_const_vector.
8992 (x86_emit_floatuns): Rewrite.
8994 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8996 * genautomata.c (longest_path_length): Delete unused function.
8997 (struct state): Delete unused longest_path_length.
8998 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8999 (get_free_state): Delete unused.
9001 2007-02-09 Jan Hubicka <jh@suse.cz>
9003 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
9004 * doc/invoke.texi (inline-unit-growth): Update default value.
9006 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
9007 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
9008 (rebuild_cgraph_edges): Likewise.
9009 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
9010 (dump_cgraph_node): Dump frequencies.
9011 (cgraph_clone_edge): Add frequency scales.
9012 (cgraph_clone_node): Add freuqnecy.
9013 * cgraph.h (cgraph_edge): Add freuqnecy argument.
9014 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
9015 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
9016 * tree-pass.h (TODO_rebuild_frequencies): New constant.
9017 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
9018 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
9019 (save_inline_function_body): Likewise.
9020 * ipa-inline.c: inluce rtl.h
9021 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
9022 (cgraph_edge_badness): Use frequencies.
9023 (cgraph_decide_recursive_inlining): Update clonning.
9024 (cgraph_decide_inlining_of_small_function): Dump frequency.
9025 * predict.c (estimate_bb_frequencies): Export.
9026 * predict.h (estimate_bb_frequencies): Declare.
9027 * tree-inline.c (copy_bb): Watch overflows.
9028 (expand_call_inline): Update call of cgraph_create_edge.
9029 (optimize_inline_calls): Use TODO flags to update frequnecies.
9030 * passes.h: Include predict.h
9031 (init_optimization_passes): Move profile ahead.
9032 (execute_function_todo): Handle TODO_rebuild_frequencies.
9034 2007-02-09 Roger Sayle <roger@eyesopen.com>
9036 * config/alpha/alpha.c (emit_insxl): Force the first operand of
9037 the insbl or inswl pattern into a register.
9039 2007-02-09 Roger Sayle <roger@eyesopen.com>
9041 * config/ia64/ia64.md (bswapdi2): New define_insn.
9043 2007-02-09 Richard Henderson <rth@redhat.com>
9045 * config/i386/constraints.md (Ym): New constraint.
9046 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
9047 (movdi_1_rex64): Split sse and xmm general register moves from
9048 memory move alternatives. Use conditional register constraints.
9049 (movsf_1, movdf_integer): Likewise.
9050 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9051 (movdf_integer_rex64): New.
9052 (pushsf_rex64): Fix output constraints.
9053 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
9054 (sse2_stored): Likewise.
9055 (sse2_storeq_rex64): New.
9056 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
9057 amd and not generic.
9058 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
9059 for optimize_size. Remove SF/DFmode hack.
9061 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9063 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
9066 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
9067 Richard Sandiford <richard@codesourcery.com>
9069 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
9070 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
9071 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
9072 m68k/t-mlib to tmake_file.
9073 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
9074 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
9075 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
9076 Allow it to be cf or m68k. Set m68k_arch_family. If that
9077 variable is not empty, add t-$m68k_arch_family to tmake_file.
9078 Add t-mlibs to tmake_file.
9079 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
9080 * config/m68k/t-cf: New file.
9081 * config/m68k/t-m68k: Likewise.
9082 * config/m68k/t-mlibs: Likewise.
9083 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9084 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9085 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9086 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9087 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
9089 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
9090 (INSTALL_LIBGCC): Delete.
9091 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9092 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9093 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9094 (M68K_MLIB_CPU): Define.
9095 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9096 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9097 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
9099 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9100 Richard Guenther <rguenther@suse.de>
9103 * fold-const.c (fold_comparison): Handle obfuscated comparisons
9104 against INT_MIN/INT_MAX.
9105 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
9106 file if a loop is removed.
9108 2007-02-09 Joseph Myers <joseph@codesourcery.com>
9110 * calls.c (store_one_arg): Pass correct alignment to
9111 emit_push_insn for non-BLKmode values.
9112 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
9113 unaligned stack slot via a suitably aligned slot.
9115 2007-02-08 DJ Delorie <dj@redhat.com>
9117 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
9119 (legal_subregs): Use unsigned char, make const.
9120 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
9122 2007-02-08 Paul Brook <paul@codesourcery.com>
9124 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
9125 special interworking needed.
9127 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
9129 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
9130 conditional to __SSE2__.
9131 (Entries below should have been added to first ChangeLog
9132 entry for amdfam10 dated 2007-02-05)
9133 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
9135 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
9137 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
9140 2007-02-08 DJ Delorie <dj@redhat.com>
9142 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
9143 * config/m32c/m32c.c (legal_subregs): New.
9144 (m32c_illegal_subreg_p): New.
9145 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
9146 unsupported subregs of hard regs.
9148 2007-02-08 Jan Hubicka <jh@suse.cz>
9150 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
9151 the same one; always update histograms.
9153 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9155 * passes.c (init_optimization_passes): Tidy comment.
9157 2007-02-08 Roger Sayle <roger@eyesopen.com>
9159 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
9160 strip zero_extend, bswap and rotates from POCOUNT's argument.
9161 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
9162 zero_extend and rotates from PARITY's argument.
9163 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
9164 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9165 of an integer constant at compile-time.
9167 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9170 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9172 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9175 * tree-ssa-live.c (remove_unused_locals): Do not remove
9176 TREE_ADDRESSABLE variables.
9177 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9178 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9179 FOR_CLOBBER. Update all users.
9180 If VAR has an associated alias set, add a virtual operand for
9181 it if no alias is found to conflict with the memory reference.
9183 2007-02-07 Jan Hubicka <jh@suse.cz>
9184 Robert Kidd <rkidd@crhc.uiuc.edu>
9186 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9188 2007-02-07 Ian Lance Taylor <iant@google.com>
9190 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9192 2007-02-07 Roger Sayle <roger@eyesopen.com>
9194 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9195 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9196 tablejumpdi, movsi_to_cr_one): Remove constraints from
9197 define_expand's match_operands.
9199 2007-02-07 Roger Sayle <roger@eyesopen.com>
9201 * global.c (compute_regsets): Move declatation of "i" inside of
9202 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9204 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9207 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9208 of INDIRECT_REF <RESULT_DECL>.
9210 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9212 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9213 Kaz Kojima <kkojima@gcc.gnu.org>
9216 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9218 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9220 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9222 * doc/loop.texi: Document possibility not to perform disambiguation
9223 of loops with multiple latches.
9224 * cfgloopmanip.c (alp_enum_p): Removed.
9225 (add_loop): Handle subloops. Use get_loop_body_with_size.
9226 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9227 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9228 the new forwarder block.
9229 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9230 Handle the case latch is NULL.
9231 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9232 when marking loop exits.
9233 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9235 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9236 disambiguate_loops_with_multiple_latches.
9237 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9238 before fix_loop_structure.
9239 * cfgloop.c: Include pointer-set.h and output.h.
9240 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9241 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9242 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9243 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9244 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9245 disambiguate_multiple_latches, get_loop_body_with_size,
9246 disambiguate_loops_with_multiple_latches): New functions.
9247 (flow_loop_dump): Dump multiple latch edges.
9248 (flow_loop_nodes_find): Handle loops with multiple latches.
9249 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9250 (glb_enum_p): Modified.
9251 (get_loop_body): Use get_loop_body_with_size.
9252 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9253 (AVOID_CFG_MODIFICATIONS): New constant.
9254 (disambiguate_loops_with_multiple_latches, add_loop,
9255 get_loop_body_with_size): Declare.
9256 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
9258 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
9261 * global.c (compute_regsets): New function.
9262 (global_alloc): Refactored ELIMINABLE_REGSET
9263 and NO_GLOBAL_ALLOC_REGS computation out.
9264 (rest_of_handle_global_alloc): Call compute_regsets()
9265 for non-optimizing case.
9267 2007-02-06 Richard Henderson <rth@redhat.com>
9269 * config/i386/constraints.md (Y2): Rename from Y.
9270 (Yi): New constraint.
9271 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
9272 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
9273 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
9274 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
9275 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
9276 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
9277 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
9278 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
9279 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
9280 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
9281 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
9282 vec_extractv2si_1): Change Y constraints to Y2.
9283 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
9284 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
9285 Change Y constraints to Y2.
9286 (sse2_loadld): Change Y constraints to x.
9288 2007-02-06 Roger Sayle <roger@eyesopen.com>
9290 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
9291 (parity<mode>2): New define_expand using rs6000_emit_parity.
9292 * config/rs6000/rs6000.c (rs6000_emit_popcount,
9293 rs6000_emit_parity): New functions.
9294 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
9295 rs6000_emit_parity): Prototype here.
9297 2007-02-06 Ian Lance Taylor <iant@google.com>
9299 * lower-subreg.c (simple_move_operand): Reject CONST.
9300 (resolve_clobber): Call validate_change rather than directly
9301 assigning to XEXP (pat, 0).
9303 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9305 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
9306 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
9307 (tree-cfg.o): Remove hashtab.h dependency.
9309 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
9310 (struct ivopts_data): Change niters to pointer_map_t.
9311 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
9312 (niter_for_exit): Create pointer_map on demand. Change for
9314 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
9315 (free_loop_data): Destroy data->niters if created and reset field.
9316 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
9317 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
9319 * tree-ssa-reassoc.c: Include pointer-set.h.
9320 (bb_rank): Change to long *.
9321 (operand_rank): Change to pointer_map_t.
9322 (find_operand_rank): Return long, -1 if not found. Declare as inline.
9323 (insert_operand_rank): Accept long.
9324 (operand_entry_hash, operand_entry_eq): Remove.
9325 (get_rank): Return long. Adjust for changes above.
9326 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
9328 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
9330 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
9331 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
9332 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
9334 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
9335 directly since it cannot be NULL.
9336 (get_vi_for_tree): Rewrite for pointer_map API.
9337 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
9338 (init_alias_vars): Create vi_for_tree as pointer_map.
9339 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
9341 * tree-cfg.c: Don't include hashtab.h.
9342 (edge_to_cases): Declare as pointer_map.
9343 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
9345 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
9346 (start_recording_case_labels): Create edge_to_cases as pointer_map.
9347 (end_recoding_case_labels): Cleanup edge_to_cases manually before
9349 (record_switch_edge): Delete.
9350 (get_cases_for_edge): Adjust for pointer_map API, inline
9351 record_switch_edge (rewritten for new API), remove goto.
9353 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9355 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
9356 * tree-nested.c: Include pointer-set.h.
9357 (var_map_elt, var_map_eq, var_map_hash): Delete.
9358 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9360 (nesting_info_bitmap_obstack): New.
9361 (lookup_field_for_decl): Adjust for pointer_map API.
9362 (lookup_tramp_for_decl): Adjust for pointer_map API.
9363 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9364 (get_local_debug_decl): Adjust for pointer_map API.
9365 (convert_nl_goto_reference): Adjust for pointer_map API.
9366 (convert_nl_goto_receiver): Adjust for pointer_map API.
9367 (create_nesting_tree): Create outside GGC space. Create bitmap on
9368 the new obstack. Create field_map and var_map as pointer_maps.
9369 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9371 (lower_nested_functions): Move root here, no need to NULL it.
9372 Initialize and release the obstack.
9374 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9376 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9377 Remove prototypes and make them non-static.
9378 (struct tree_int_map): Remove.
9379 * tree.h (struct tree_int_map): Move here, turning TO into an
9381 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9383 * tree.h (TREE_COMPLEXITY): Remove.
9384 (struct tree_exp): Remove complexity field.
9385 * tree.c (build1_stat): Don't set it.
9387 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9388 Victor Kaplansky <victork@il.ibm.com>
9390 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9391 (vect_is_simple_reduction): Support reduction with induction as
9392 one of the operands.
9393 (vect_is_simple_iv_evolution): Fix formatting.
9394 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9395 formatting. Don't mark induction phis for vectorization.
9396 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9397 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9398 (vect_get_vec_def_for_operand): Support induction.
9399 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9401 (vectorizable_reduction): Support reduction with induction as one of
9403 (vectorizable_type_demotion): Use def-type of stmt argument rather
9404 than dummy def-type.
9406 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9407 flag_tree_scev_cprop.
9408 * common.opt (tree-scev-cprop): New flag.
9410 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9411 call to vect_get_new_vect_var.
9413 2007-02-06 Ira Rosen <irar@il.ibm.com>
9415 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9416 vectype is not NULL.
9417 (vect_pattern_recog_1): Likewise.
9419 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9421 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9422 (fold_negate_expr): Likewise.
9424 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9427 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9428 even if cv-qualification is the same.
9430 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9432 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9433 __enable_execute_stack on completion.
9435 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9437 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9438 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9439 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9440 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9441 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9442 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9443 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9444 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9446 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9448 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9449 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9450 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9451 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9452 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9453 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9454 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9455 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9456 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9457 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9458 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9459 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9460 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9461 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9462 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9463 sqrtextenddfxf2_i387): Added amdfam10_decode.
9465 * config/i386/athlon.md (athlon_idirect_amdfam10,
9466 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9467 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9468 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9469 athlon_ivector_store_amdfam10): New define_insn_reservation.
9470 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9473 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9475 * config/i386/athlon.md (athlon_call_amdfam10,
9476 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9477 define_insn_reservation.
9478 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9479 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9480 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9482 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9484 * config/i386/athlon.md (athlon_sseld_amdfam10,
9485 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9486 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9488 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9490 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9491 define_insn_reservation.
9492 * config/i386/i386.md (sseins): Added sseins to define_attr type
9493 and define_attr unit.
9494 * config/i386/sse.md: Set type attribute to sseins for insertq
9497 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9499 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9500 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9501 ssecomi_load_amdfam10, ssecomi_amdfam10,
9502 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9503 define_insn_reservation.
9504 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9506 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9508 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9509 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9510 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9511 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9512 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9513 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9514 define_insn_reservation.
9516 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9517 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9518 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9519 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9520 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9522 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9524 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9525 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9526 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9527 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9528 athlon_ssemul_load_k8): Added amdfam10.
9530 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9532 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9533 (x86_sse_unaligned_move_optimal): New variable.
9535 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9537 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9538 for unaligned vector SSE double/single precision loads for AMDFAM10.
9540 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9542 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9543 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9544 Define TARGET_CPU_DEFAULT_amdfam10.
9545 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9546 (processor_type): Add PROCESSOR_AMDFAM10.
9548 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9549 processor_type in config/i386/i386.h.
9550 Enable imul peepholes for TARGET_AMDFAM10.
9552 * config.gcc: Add support for --with-cpu option for amdfam10.
9554 * config/i386/i386.c (amdfam10_cost): New variable.
9555 (m_AMDFAM10): New macro.
9556 (m_ATHLON_K8_AMDFAM10): New macro.
9557 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9558 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9559 x86_promote_QImode, x86_integer_DFmode_moves,
9560 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9561 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9562 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9563 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9564 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9565 Enable/disable for amdfam10.
9566 (override_options): Add amdfam10_cost to processor_target_table.
9567 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9568 processor_alias_table.
9569 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9570 (ix86_adjust_cost): Add code for amdfam10.
9572 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9574 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9575 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9576 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9577 * config/i386/i386.h: Add builtin definition for SSE4A.
9578 * config/i386/i386.md: Add support for ABM instructions
9580 * config/i386/sse.md: Add support for SSE4A instructions
9581 (movntss, movntsd, extrq, insertq).
9582 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9583 Add -march=amdfam10 flag.
9584 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9585 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9587 * doc/extend.texi: Add documentation for SSE4A builtins.
9589 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9591 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9593 2007-02-05 Richard Guenther <rguenther@suse.de>
9595 * tree-vectorizer.h (vectorizable_function): Add argument type
9596 argument, change return type.
9597 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9598 * tree-vect-transform.c (vectorizable_function): Handle extra
9599 argument, return vectorized function decl.
9600 (build_vectorized_function_call): Remove.
9601 (vectorizable_call): Handle calls with result and argument types
9602 differing. Handle loop vectorization factor correctly.
9603 * targhooks.c (default_builtin_vectorized_function): Adjust for
9605 * targhooks.h (default_builtin_vectorized_function): Likewise.
9606 * target.h (builtin_vectorized_function): Add argument type
9608 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9609 extra argument, allow vectorizing of lrintf.
9610 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9611 documentation of target hook.
9613 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9616 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9617 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9618 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9620 2007-02-05 Roger Sayle <roger@eyesopen.com>
9622 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9623 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9624 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9625 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9626 before canonicalizing sincos to cexpi.
9627 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9629 2007-02-05 Roger Sayle <roger@eyesopen.com>
9631 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9632 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9633 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9635 2007-02-05 Roger Sayle <roger@eyesopen.com>
9637 * mips-tfile.c (initialize_init_file): Correct endianness test.
9639 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9641 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9644 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9646 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9647 saves in a PARALLEL before the register assignments.
9649 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9651 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9652 DWARF_FRAME_RETURN_COLUMN to be a general register.
9653 * dwarf2out.c (init_return_column_size): New function, split from...
9654 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9655 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9656 to be nongeneral registers.
9657 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9659 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9660 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9662 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9664 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9666 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9668 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9669 (remove_path): Use can_remove_branch_p and remove_branch instead
9670 of loop_delete_branch_edge.
9671 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9672 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9673 Update profile using scale_dominated_blocks_in_loop.
9674 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9675 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9676 (can_remove_branch_p, remove_branch): Declare.
9677 * tree-cfg.c (tree_can_remove_branch_p): New function.
9678 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9679 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9680 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9682 2007-02-05 Jan Hubicka <jh@suse.cz>
9685 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9686 nodes in cgraph, don't remove offline copy of the function.
9688 2007-02-04 Jan Hubicka <jh@suse.cz>
9690 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9691 vectors might cause maybe_lookup_element_for_expr to be called
9692 on non-sra-candidate.
9694 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9696 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9697 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9698 spelling conventions.
9700 2007-02-04 Richard Guenther <rguenther@suse.de>
9703 * fold-const.c (try_move_mult_to_index): Make sure to not
9704 overflow one dimension of a multi-dimensional array access.
9706 2007-02-04 Jan Hubicka <jh@suse.cz>
9708 * passes.c (init_optimization_passes): Reindent.
9710 2007-02-04 Jan Hubicka <jh@suse.cz>
9711 Eric Botcazou <ebotcazou@adacore.com>
9713 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9714 (execute_fixup_cfg): Break out the abnormal goto code.
9715 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9716 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9717 (optimize_inline_calls): Call make_nonlocal_label_edges.
9719 2007-02-04 Jan Hubicka <jh@suse.cz>
9721 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9722 true when something was changed.
9723 (rename_ssa_copies): When something was changed, do
9724 TODO_remove_unused_locals.
9725 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9726 add TODO_remove_unused_locals when instruction was removed.
9728 2007-02-04 Jan Hubicka <jh@suse.cz>
9730 * ipa-inline.c (try_inline): Improve debug output; work on already
9732 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9733 call try_inline for already inlined edges too when flattening;
9734 inline also functions that make callee growth but overall unit size
9737 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9739 * config/m32c/bitops.md, config/m32c/jump.md,
9740 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9741 config/m32r/m32r.h, config/m32r/m32r.md,
9742 config/m32r/predicates.md, config/m68hc11/larith.asm,
9743 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9744 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9745 config/mips/mips-protos.h, config/mips/mips.c,
9746 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9747 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9748 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9749 spelling conventions.
9751 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9752 Follow spelling conventions.
9754 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9756 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9757 warn about C++0x compatibility.
9759 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9761 * config/h8300/h8300.c, config/h8300/h8300.h,
9762 config/h8300/h8300.md: Follow spelling conventions.
9764 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9767 * combine.c (try_combine): Do not substitute source operand
9768 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9770 2007-02-03 Jan Hubicka <jh@suse.cz>
9772 PR gcov-profile/30650
9773 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9774 do not divide by zero for never executed counters.
9775 (tree_find_values_to_profile): Fix counters.
9776 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9778 2007-02-03 Ian Lance Taylor <iant@google.com>
9780 * lower-subreg.c (simple_move_operand): New static function,
9781 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9783 (simple_move): Call simple_move_operand.
9784 (find_decomposable_subregs): Add special handling of MEMs.
9785 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9786 meaning of return value. If we see a hard register, test whether
9787 it can store a word_mode value. Change all callers.
9789 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9791 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9792 ftrapv insns and expanders.
9793 (subdi3): Change define_expand operand 1 to arith11_operand, and
9794 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9795 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9796 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9800 * varasm.c (notice_global_symbol): Treat global objects as weak when
9803 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9805 * emit-rtl.c (dconstpi): Delete.
9807 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9808 * real.h (dconstpi): Delete.
9810 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9811 (fold_builtin_hypot): Likewise.
9813 2007-02-03 Tom Tromey <tromey@redhat.com>
9816 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9817 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9819 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9821 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9822 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9823 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9824 config/rs6000/cell.md, config/rs6000/darwin.h,
9825 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9826 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9827 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9828 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9829 typos. Follow spelling conventions.
9830 * doc/invoke.texi: Follow spelling conventions.
9832 2007-02-03 Roger Sayle <roger@eyesopen.com>
9834 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9835 canonicalization transformations that attempt to simplify integer
9836 constant comparisons to become comparisons against zero.
9838 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9840 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9842 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9843 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9845 2007-02-02 Mike Stump <mrs@apple.com>
9847 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9848 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9849 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9850 generate a branch island.
9852 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9854 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9855 (xtensa_legitimate_address_p): New.
9856 (xtensa_legitimize_address): New.
9857 (xtensa_output_addr_const_extra): New.
9858 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9860 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9861 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9862 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9863 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9864 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9865 (xtensa_legitimize_address): New.
9866 (xtensa_output_addr_const_extra): New.
9868 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9870 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9872 2007-02-02 Ian Lance Taylor <iant@google.com>
9874 * expmed.c (expand_divmod): Add comment.
9876 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9878 * emit-rtl.c (renumber_insns): Remove.
9879 * flags.h: Remove the extern for flag_renumber_insns.
9880 * rtl.h: Remove the prototype for renumber_insns.
9881 * toplev.c (flag_renumber_insns): Remove.
9883 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9885 Revert for x86 darwin:
9886 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9888 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9889 code before the following patch under TARGET_MACHO.
9890 (ix86_function_value_regno_p): Likewise.
9892 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9894 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9897 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9900 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9901 general or fp registers. Add comments.
9902 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9904 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9906 * pointer-set.c (insert_aux): Only return insertion slot.
9907 (pointer_set_insert): Adjust.
9908 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9909 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9910 pointer_map_traverse): New.
9911 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9912 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9913 pointer_map_contains, pointer_map_traverse): Declare.
9915 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9918 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9919 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9921 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9923 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9925 (struct _dep): New type.
9926 (dep_t): New typedef.
9927 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9928 (DEP_STATUS): New access macro. The macro with the same name was
9929 renamed to DEP_LINK_STATUS.
9930 (dep_init): Declare function
9932 (struct _dep_link): New type.
9933 (dep_link_t): New typedef.
9934 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9935 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9936 (DEP_LINK_STATUS): New macro.
9937 (debug_dep_links): New debug function.
9939 (struct _deps_list): New type.
9940 (deps_list_t): New typedef.
9941 (DEPS_LIST_FIRST): New access macro.
9942 (FOR_EACH_DEP_LINK): New cycle macro.
9943 (create_deps_list, free_deps_list, delete_deps_list): Declare
9945 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9946 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9947 (copy_deps_list_change_con): Ditto.
9949 (move_dep_link): Declare function.
9951 (struct _dep_node): New type.
9952 (dep_node_t): New typedef.
9953 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9955 (struct haifa_insn_data.back_deps): New field to hold backward
9956 dependencies of the insn.
9957 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9959 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9960 Change its type to deps_list_t.
9961 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9962 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9963 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9965 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9967 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9969 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9971 (dep_cost): Declare.
9973 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9974 (ds_to_dk, dk_to_ds): New functions.
9976 (init_dep_1): New static function.
9977 (init_dep): New function.
9978 (copy_dep): New static function.
9980 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9982 (detach_dep_link): New static function.
9983 (move_dep_link): New function.
9985 (dep_links_consistent_p, dump_dep_links): New static functions.
9986 (debug_dep_links): New debugging function.
9988 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9990 (alloc_deps_list, init_deps_list): New static functions.
9991 (create_deps_list): New function.
9992 (clear_deps_list): New static function.
9993 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9994 (deps_list_consistent_p, dump_deps_list): New static functions.
9995 (debug_deps_list): New function.
9996 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9998 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
10000 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
10001 use new scheduler dependencies lists.
10002 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
10003 (sched_analyze): Ditto. Initialize dependencies lists.
10004 (add_forw_dep, compute_forward_dependences): Update to use new
10005 scheduler dependencies lists.
10007 (init_dependency_caches): Init deps_obstack.
10008 (free_dependency_caches): Free deps_obstack.
10010 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
10011 new scheduler dependencies lists.
10012 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
10013 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10015 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
10016 Update to use new scheduler dependencies lists.
10017 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
10018 (debug_dependencies): Ditto.
10019 (schedule_region): Update comments.
10021 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
10022 scheduler dependencies lists.
10023 (schedule_ebb): Update comments.
10025 * rtl.def (DEPS_LIST): Remove.
10027 * lists.c (unused_deps_list): Remove.
10028 (free_list): Update assertions.
10030 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
10031 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10033 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
10034 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10036 * haifa-sched.c (comments): Update.
10037 (insn_cost1): Remove. Inline the code into insn_cost ().
10038 (insn_cost): Update to use new scheduler dependencies lists. Move
10039 processing of the dependency cost to dep_cost ().
10040 (dep_cost): New function. Use it instead of insn_cost () when
10041 evaluating cost of the dependency. Use compatible interface to
10042 interact with the target.
10043 (priority): Update to use new scheduler dependencies lists.
10044 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
10045 with greater number of insns that depend on the insn.
10046 (schedule_insn): Update to use new scheduler dependencies lists. Add
10047 code to free backward dependencies lists. Inline and optimize code
10048 from resolve_dep () - see PR28071.
10049 (ok_for_early_queue_removal): Update to use new scheduler dependencies
10050 lists. Update call to targetm.sched.is_costly_dependence hook.
10052 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10053 scheduler dependencies lists.
10055 (resolve_dep): Remove. Move the logic to schedule_insn ().
10056 (init_h_i_d): Initialize dependencies lists.
10058 (process_insn_depend_be_in_spec): Rename to
10059 process_insn_forw_deps_be_in_spec. Update to use new scheduler
10060 dependencies lists.
10061 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
10062 Update to use new scheduler dependencies lists.
10063 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
10065 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
10066 new scheduler dependencies lists.
10067 (build_intra_loop_deps): Ditto.
10069 * target.h (struct _dep): Declare to use in
10070 gcc_target.sched.is_costly_dependence.
10071 (struct gcc_target.sched.adjust_cost): Fix typo.
10072 (struct gcc_target.sched.is_costly_dependence): Change signature to use
10073 single dep_t parameter instead of an equivalent triad.
10074 (struct gcc_target.sched.adjust_cost_2): Remove.
10076 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
10078 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
10080 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
10082 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
10084 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
10085 (REG_DEP_TRUE): Document.
10087 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
10088 Change signature to correspond to the targetm.sched.adjust_cost hook.
10089 Update use in TARGET_SCHED_ADJUST_COST_2.
10090 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
10091 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
10092 new scheduler dependencies lists.
10093 (ia64_gen_check): Ditto.
10095 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
10096 dependencies lists.
10098 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
10099 signature to correspond to the targetm.sched.is_costly_dependence hook.
10100 (is_costly_group): Update to use new scheduler dependencies lists.
10102 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
10103 instead of INSN_COST () macro.
10105 2007-02-01 Ian Lance Taylor <iant@google.com>
10107 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
10109 2007-02-01 Guy Martin <gmsoft@gentoo.org>
10111 * pa.md (tp_load): Correct mfctl instruction syntax.
10113 2007-02-01 Geoffrey Keating <geoffk@apple.com>
10115 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
10116 altivec_padding_size calculation on AIX. Improve comment, add
10117 assert to verify that it's right.
10119 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
10122 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
10124 PR inline-asm/28686
10125 * global.c (global_alloc): Add mising initialization of
10128 2007-02-01 Roger Sayle <roger@eyesopen.com>
10130 * alias.c (init_alias_analysis): Correct whitespace.
10131 * bb-reorder.c (fix_edges_for_rarely_executed_code,
10132 partition_hot_cold_basic_blocks): Likewise.
10133 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
10134 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
10135 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
10136 fold_builtin_snprintf_chk, fold_builtin_printf,
10137 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
10138 do_mpfr_arg3, do_mpfr_sincos): Likewise.
10139 * cfgcleanup.c (cleanup_cfg): Likewise.
10140 * cfgexpand.c (tree_expand_cfg): Likewise.
10141 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
10142 * function.c (get_next_funcdef_no): Likewise.
10143 * gengtype.c (main): Likewise.
10144 * genmodes.c (main): Likewise.
10145 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
10146 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
10147 * ifcvt.c (noce_emit_move_insn): Likewise.
10148 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
10150 * stor-layout.c (get_best_mode): Likewise.
10151 * tree-ssa-loop-niter.c (get_val_for): Likewise.
10152 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
10153 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
10154 perform_var_substitution, solve_graph): Likewise.
10155 * tree-vrp.c (vrp_finalize): Likewise.
10157 2007-02-01 Ian Lance Taylor <iant@google.com>
10159 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
10160 high part of a paradoxical subreg, return a constant zero.
10162 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
10164 * toplev.c (lang_dependent_init): Call init_set_costs.
10165 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10167 2007-02-01 Richard Guenther <rguenther@suse.de>
10169 PR middle-end/30656
10170 * fold-const.c (fold_negate_expr): Allow negating a
10171 constant if overflow does not change.
10173 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10175 * doc/c-tree.texi (Expression trees): Improve markup.
10176 * doc/tm.texi (Register Classes, Addressing Modes)
10177 (Floating Point): Fix spacing after abbreviations. Fix some
10180 2007-02-01 Ben Elliston <bje@au.ibm.com>
10182 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10183 * doc/contrib.texi: Likewise.
10184 * doc/install.texi: Likewise.
10186 2007-01-31 Richard Henderson <rth@redhat.com>
10187 Ian Lance Taylor <iant@google.com>
10189 * lower-subreg.c: New file.
10190 * rtl.def (CONCATN): Define.
10191 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10192 pass_lower_subreg2.
10193 * emit-rtl.c (update_reg_offset): New static function, broken out
10194 of gen_rtx_REG_offset.
10195 (gen_rtx_REG_offset): Call update_reg_offset.
10196 (gen_reg_rtx_offset): New function.
10197 * regclass.c: Revert patch of 2006-03-05, restoring
10199 (clear_reg_info_regno): New function.
10200 * dwarf2out.c (concatn_loc_descriptor): New static function.
10201 (loc_descriptor): Handle CONCATN.
10202 * common.opt (fsplit_wide_types): New option.
10203 * opts.c (decode_options): Set flag_split_wide_types when
10205 * timevar.def (TV_LOWER_SUBREG): Define.
10206 * rtl.h (gen_reg_rtx_offset): Declare.
10207 (reg_scan_update): Declare.
10208 * regs.h (clear_reg_info_regno): Declare.
10209 * tree-pass.h (pass_lower_subreg): Declare.
10210 (pass_lower_subreg2): Declare.
10211 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10212 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10213 -fsplit-wide-types.
10214 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10215 * Makefile.in (OBJS-common): Add lower-subreg.o.
10216 (lower-subreg.o): New target.
10218 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10220 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10222 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10225 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10227 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10229 PR middle-end/29335
10230 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10232 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10234 * cfgloop.h: Include vec-prim.h.
10235 (enum li_flags): Remove LI_ONLY_OLD.
10236 (loop_iterator): Changed.
10237 (fel_next, fel_init): Iterate over loop tree.
10238 (FOR_EACH_LOOP_BREAK): New macro.
10239 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10241 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10242 * modulo-sched.c (sms_schedule): Ditto.
10243 * tree-vectorizer.c (vectorize_loops): Ditto.
10244 * doc/loop.texi: Update information on loop numbering and behavior of
10245 FOR_EACH_LOOP wrto new loops.
10246 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10247 add_to_evolution_1): Test nestedness of loops instead of comparing
10249 * tree-chrec.c (chrec_fold_plus_poly_poly,
10250 chrec_fold_multiply_poly_poly, chrec_evaluate,
10251 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10252 reset_evolution_in_loop): Ditto.
10253 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10255 2007-01-31 Dirk Mueller <dmueller@suse.de>
10257 * c-common.c (warn_about_parentheses): Separate warning about
10258 un-parenthized sequence of comparison operators from the one
10259 which is supposed to warn about x <= y <= z.
10261 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
10263 * optabs.h (enum optab_index): Add new OTI_isinf.
10264 (isinf_optab): Define corresponding macro.
10265 * optabs.c (init_optabs): Initialize isinf_optab.
10266 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
10268 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
10269 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
10271 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
10272 expand_builtin_interclass_mathfn.
10273 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
10274 * config/i386/i386.md (UNSPEC_FXAM): New constant.
10275 (fxam<mode>2_i387): New insn pattern.
10276 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
10277 built-in functions as x87 inline asm.
10279 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10281 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
10283 2007-01-30 Eric Christopher <echristo@apple.com>
10285 * config.gcc: Add geode.
10287 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10289 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
10290 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
10291 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
10292 value-prof.c: Fix comment typos.
10294 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10297 * doc/invoke.texi (Wpointer-arith): Document warning.
10299 2007-01-30 Janis Johnson <janis187@us.ibm.com>
10301 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
10302 the list of discrepancies from the draft TR.
10304 2007-01-30 Dirk Mueller <dmueller@suse.de>
10307 * doc/invoke.texi (-Wreturn-type): Update description to
10308 match new behavior.
10310 2007-01-30 Richard Sandiford <richard@codesourcery.com>
10312 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
10314 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
10316 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
10317 to handle optabs that operate on floating point input argument and
10318 output to integer output.
10319 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
10320 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
10321 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
10322 expand_builtin_interclass_mathfn ().
10323 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
10324 (ilogbsi2): Remove.
10325 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
10326 ilogbl built-in functions as x87 intrinsics.
10328 2007-01-30 Richard Guenther <rguenther@suse.de>
10330 PR middle-end/27657
10331 * dwarf2out.c (reference_to_unused): Query varpool if the
10332 variable was output.
10334 2007-01-30 Richard Guenther <rguenther@suse.de>
10336 PR middle-end/30313
10337 * passes.c (execute_one_pass): Reset in_gimple_form to not
10338 confuse non-unit-at-a-time mode.
10340 2007-01-29 Roger Sayle <roger@eyesopen.com>
10341 Richard Guenther <rguenther@suse.de>
10343 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
10344 avoid undefined behaviour on overflow. Use force_fit_type_double
10345 to construct the constant with the specified TREE_OVERFLOW.
10347 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10349 * config/dfp-bit.c: Add parameterized support for fp exceptions.
10350 * config/dfp-bit.h: Ditto.
10352 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10354 * c-decl.c (pop_scope): Replace warnings with call to
10355 warn_for_unused_label.
10356 * c-common.h (warn_for_unused_label): Declare.
10357 * c-common.c (warn_for_unused_label): Define.
10359 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10361 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10364 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10366 * Makefile.in (USER_H): Remove decfloat.h.
10367 * ginclude/decfloat.h: Delete, moving contents to ...
10368 * ginclude/float.h: Add support for decimal floating point,
10369 guarded by __STDC_WANT_DEC_FP__.
10371 2007-01-29 Mike Stump <mrs@apple.com>
10373 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10374 Analysis and Representation to resolve case insensitive conflict.
10375 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10377 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10379 * tree.h (struct tree_memory_tag): Add aliases member.
10380 (MTAG_ALIASES): New macro.
10381 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10382 (add_may_alias): Remove pointer-set. Update for may_aliases being
10384 (mark_aliases_call_clobbered): Update for may_aliases being a
10386 (compute_tag_properties): Ditto.
10387 (create_partition_for): Ditto.
10388 (compute_memory_partitions): Ditto.
10389 (dump_may_aliases_for): Ditto.
10390 (is_aliased_with): Ditto.
10391 (add_may_alias_for_new_tag): Ditto.
10392 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10393 (compute_is_aliased): New function.
10394 (compute_may_aliases): Call compute_is_aliased).
10395 (init_alias_info): Initialize alias_bitmap_obstack.
10396 (union_alias_set_into): New function.
10397 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10398 (have_common_aliases_p): Rewrite to take two bitmaps and use
10400 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10401 Update for bitmaps.
10402 (finalize_ref_all_pointers): Update for add_may_alias changes.
10403 (new_type_alias): Ditto.
10404 * tree-flow-inline.h (may_aliases): Return a bitmap.
10405 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10406 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10407 may_aliases being a bitmap.
10408 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10409 may_aliases now returns a bitmap.
10410 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10412 * tree-ssa-operands.c (add_virtual_operand): Update for
10413 may_aliases being a bitmap.
10415 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10417 PR tree-optimization/30630
10418 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10419 variable as changed.
10421 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10424 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10425 expanded only once even if an error occurs.
10427 2007-01-29 Ben Elliston <bje@au.ibm.com>
10429 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10430 (__gcov_average_profiler): Likewise.
10431 (__gcov_ior_profiler): Likewise.
10432 (__gcov_merge_ior): Likewise.
10434 2007-01-28 Jan Hubicka <jh@suse.cz>
10436 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10437 * value-prof.c (stringop_block_profile): Likewise.
10439 2007-01-28 Jan Hubicka <jh@suse.cz>
10441 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10442 variant handling histograms; add wrapper.
10443 (clear_storage_via_libcall): Export.
10444 (emit_block_move_hints): Break out from ...; add histograms.
10445 (emit_block_move): ... this one.
10446 (clear_storage_hints): Break out from ...; add histograms.
10447 (clear_storage): ... this one.
10448 (set_storage_via_memset): Handle histogram.
10449 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10450 (clear_storage_hints, clear_storage_via_libcall): Declare.
10451 (set_storage_via_setmem): Update prototype.
10452 * doc/md.texi (movmem, setmem): Document new arguments.
10454 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10456 (stringop_block_profile): New global function.
10457 (tree_stringops_values_to_profile): Profile block size and alignment.
10458 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10460 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10461 (stringop_block_profile): Declare.
10462 * builtins.c: Include value-prof.h.
10463 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10464 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10465 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10466 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10467 * profile.c (instrument_values): Add new counters.
10468 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10470 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10471 (tree_init_edge_profiler): Build new profilers.
10472 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10473 (pass_tree_profile): Add dump.
10474 (tree_profile_hooks): Update.
10475 * Makefile.in (LIBGCOV): Add new constants.
10476 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10477 __gcov_ior_profiler): New.
10478 * i386.md (movmem/setmem expanders): Add new optional arguments.
10480 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10482 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10484 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10486 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10487 (tree_unswitch_single_loop): Pass eni_size_weights to
10488 tree_num_loop_insns.
10489 * tree-ssa-loop-manip.c: Include tree-inline.h.
10490 (can_unroll_loop_p): Pass eni_size_weights to
10491 tree_num_loop_insns.
10492 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10493 Pass eni_size_weights to estimate_num_insns.
10494 * tree.h (init_inline_once): Export.
10495 * toplev.c (backend_init): Call init_inline_once.
10496 * cgraphunit.c (cgraph_process_new_functions,
10497 cgraph_analyze_function): Pass eni_inlining_weights to
10498 estimate_num_insns.
10499 * ipa-inline.c (compute_inline_parameters): Ditto.
10500 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10501 to estimate_num_insns.
10502 (try_unroll_loop_completely): Pass eni_size_weights to
10503 tree_num_loop_insns.
10504 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10505 ot estimate_num_insns.
10506 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10507 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10508 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10509 eni_time_weights): New variables.
10510 (init_inline_once): Initialize them.
10511 (struct eni_data): Mew.
10512 (estimate_num_insns_1, estimate_num_insns): Use weights.
10513 * tree-inline.h (struct eni_weights_d): New.
10514 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10515 (estimate_num_insns): Declaration changed.
10516 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10517 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10518 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10520 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10522 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10523 relations in the conflict function is valid.
10525 2007-01-27 Ian Lance Taylor <iant@google.com>
10527 * common.opt: Add fstrict-overflow.
10528 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10529 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10530 (TYPE_OVERFLOW_UNDEFINED): Define.
10531 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10533 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10534 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10535 (fold_negate_expr): Likewise.
10536 (make_range): Likewise.
10537 (extract_muldiv_1): Likewise.
10538 (maybe_canonicalize_comparison): Likewise.
10539 (fold_comparison): Likewise.
10540 (fold_binary): Likewise.
10541 (tree_expr_nonnegative_p): Likewise.
10542 (tree_expr_nonzero_p): Likewise.
10543 * tree-vrp.c (compare_values): Likewise.
10544 (extract_range_from_binary_expr): Likewise.
10545 (extract_range_from_unary_expr): Likewise.
10546 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10548 (nowrap_type_p): Likewise.
10549 * tree-scalar-evolution.c (simple_iv): Likewise.
10550 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10551 (build_range_check): Likewise.
10552 (extract_muldiv_1): Likewise.
10553 (fold_comparison): Likewise.
10554 * tree-vrp.c (vrp_int_const_binop): Likewise.
10555 (extract_range_from_unary_expr): Likewise.
10556 * convert.c (convert_to_integer): Likewise.
10557 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10558 (fold_comparison): Likewise.
10559 (fold_binary): Likewise.
10560 * optabs.c (optab_for_tree_code): Likewise.
10561 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10562 * simplify-rtx.c (simplify_const_relational_operation): Check
10563 flag_strict_overflow and flag_trapv.
10564 (simplify_const_relational_operation): Likewise.
10565 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10566 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10569 2007-01-27 Roger Sayle <roger@eyesopen.com>
10571 * tree.c (tree_fold_gcd): Delete.
10572 * tree.h (tree_fold_gcd): Remove prototype.
10573 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10574 test whether one constant integer is a multiple of another. Instead
10575 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10576 * fold-const.c (multiple_of_p): We've determined both TOP and
10577 BOTTOM are integer constants so we can call int_const_binop directly
10578 instead of the more generic const_binop.
10580 2007-01-27 Roger Sayle <roger@eyesopen.com>
10582 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10583 1*X check that the constant hasn't overflowed, to preserve the
10585 (round_up): Provide an efficient implementation when rouding-up an
10586 INTEGER_CST to a power-of-two.
10588 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10590 * doc/sourcebuild.texi: Add comma for clarity.
10591 * doc/extend.texi: Fix some typos.
10592 * doc/passes.texi: Likewise.
10593 * doc/cppinternals.texi: Likewise.
10594 * doc/c-tree.texi: Likewise.
10595 * doc/tree-ssa.texi: Likewise.
10596 * doc/install.texi: Likewise.
10598 2007-01-27 Jan Hubicka <jh@suse.cz>
10600 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10601 (pass_sra): Do not require alias information.
10602 * passes.c (init_optimization_passes): Add SRA
10604 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10606 * tracer.c (rest_of_handle_tracer): We already cleaned
10607 up the CFG in tracer() so don't do it here again.
10608 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10609 cleanup_cfg here, either. And don't call renumber_insns.
10611 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10612 and BB_HEAD are in the insn stream here. Instead make sure
10613 that BB_INSN is valid on all insns. Also, do check here that
10614 there are no pending branch predictions...
10615 (rtl_verify_flow_info): ...instead of doing it here. Checks
10616 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10619 2007-01-26 Roger Sayle <roger@eyesopen.com>
10621 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10622 function to simplify/factorize operand order canonicalization.
10623 (ix86_fixup_binary_operands): Reorganize using the above function.
10624 (ix86_binary_operator_ok): Likewise.
10626 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10628 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10629 file scope from optimize_attrs.
10630 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10632 (optimize_attrs): Clear insn_code_values after freeing it.
10634 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10636 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10637 a parts.base assignment.
10639 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10641 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10642 (compute_subscript_distance, initialize_data_dependence_relation,
10643 finalize_ddr_dependent, analyze_ziv_subscript,
10644 analyze_siv_subscript_cst_affine,
10645 compute_overlap_steps_for_affine_univar,
10646 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10647 analyze_siv_subscript, analyze_miv_subscript,
10648 analyze_overlapping_iterations, subscript_dependence_tester_1,
10649 compute_self_dependence, free_dependence_relation): Work
10650 with affine_fn instead of chrecs.
10651 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10652 common_affine_function, affine_function_base,
10653 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10654 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10655 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10656 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10657 (all_chrecs_equal_p): Removed.
10658 * tree-data-ref.h (affine_fn, conflict_function): New types.
10659 (struct subscript): Change type of conflicting_iterations_in_a
10660 and conflicting_iterations_in_b.
10662 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10665 * config/pa/pa.h (TARGET_HPUX_11): New.
10666 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10667 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10669 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10670 Richard Guenther <rguenther@suse.de>
10672 * tree-ssa-structalias.c (solve_graph): Handle case
10673 we merged the variable to another.
10675 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10677 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10680 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10681 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10683 2007-01-25 DJ Delorie <dj@redhat.com>
10685 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10686 allow changes to modes which don't fit in those registers.
10688 * reload1.c (choose_reload_regs): Check for invalid subregs before
10689 computing their locations, not after.
10691 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10694 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10695 save Altivec registers in an eh_return function.
10696 (compute_vrsave_mask): Likewise.
10697 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10698 for saving Altivec registers.
10699 (rs6000_emit_prologue): Don't allocate stack twice in
10700 eh_return function. Correct expected value of altivec_save_offset
10701 when using save_world. Describe save of R0 to stack when using
10702 save_world. Describe stack pointer adjustment when using
10703 save_world. Remove duplicated eh_return parameter register saving.
10704 Update sp_offset variable after save_world.
10705 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10707 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10708 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10711 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10713 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10715 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10718 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10719 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10721 2007-01-25 Richard Guenther <rguenther@suse.de>
10723 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10724 * common.opt (-Wcoverage-mismatch): New warning option.
10725 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10726 if -Wcoverage-mismatch is given.
10728 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10730 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10731 (ipcp_driver): Change to static definition.
10732 Add dumping of the ifunctions.
10733 (constant_val_insert): Remove unused parameter. Support for SSA.
10734 (ipcp_propagate_const): Support for SSA.
10735 (ipcp_profile_bb_print): Print only analyzed nodes.
10736 (ipcp_replace_map_create): Remove support for Fortran constant
10738 * ipa-prop.c (ipa_method_modify_stmt,
10739 ipa_callsite_compute_param): Support for SSA.
10740 * ipa-prop.h (ipcp_driver): Remove declaration.
10741 (IS_VALID_TREE_MAP_INDEX): Add define.
10743 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10745 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10747 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10749 PR middle-end/30447
10750 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10751 constant argument to cabs and do it without checking for
10752 -funsafe-math-optimizations.
10754 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10756 * c-common.h (RID_FIRST_CXX0X): New.
10757 (RID_LAST_CXX0X): New.
10758 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10760 * c.opt (Wc++0x-compat): New.
10761 * doc/invoke.texi (-Wc++0x-compat): Document.
10763 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10765 * builtins.c (fold_builtin_carg): New.
10766 (fold_builtin_1): Use it.
10768 2007-01-24 Jan Hubicka <jh@suse.cz>
10770 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10772 * ipa-inline.c (initial_insns, max_insns): Delete.
10773 (compute_max_insns): New function.
10774 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10775 of insns as base for code growth.
10776 (cgraph_decide_inlining): Make initial_insns local; do not compute
10778 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10779 * doc/invoke.texi (inline-unit-growth): Update docs.
10781 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10783 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10784 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10785 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10786 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10787 for CPUs that have PTA_CX16 set.
10789 PR middle-end/27416
10790 * gimplify.c (omp_check_private): New function.
10791 (gimplify_scan_omp_clauses): Use it for
10792 firstprivate/lastprivate/reduction.
10794 PR middle-end/30494
10795 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10796 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10798 PR middle-end/30421
10799 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10800 If lower_lastprivate_clauses emits some statements, append them
10801 to dlist rather than body_p and to body_p append an initializer.
10802 (lower_omp_for): Adjust caller.
10804 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10806 * target.h (globalize_decl_name): New.
10807 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10808 * output.h (default_globalize_decl_name): New.
10809 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10811 (globalize_decl): Ditto.
10812 (default_globalize_decl_name): New.
10813 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10814 (ia64_handle_version_id_attribute): New.
10815 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10816 (ia64_asm_output_external): Use globalize_decl_name instead
10817 of globalize_label.
10818 * doc/extend.texi (version_id): New pragma.
10819 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10821 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10823 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10824 _uleb128_t and _Unwind_SWord with _sleb128_t.
10825 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10826 uw_frame_state_for, uw_update_context_1): Likewise.
10827 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10828 * unwind-pe.h (read_uleb128, read_sleb128,
10829 read_encoded_value_with_base): Likewise.
10830 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10832 2007-01-24 Richard Guenther <rguenther@suse.de>
10834 * builtins.c (expand_builtin_cexpi): Get the fndecl
10835 for cexp in the correct way.
10837 2007-01-24 Jan Hubicka <jh@suse.cz>
10839 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10841 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10843 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10844 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10845 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10846 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10847 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10848 __SIZEOF_PTRDIFF_T__.
10849 * doc/cpp.texi: Documentation for the new builtin macros added.
10851 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10853 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10854 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10855 instead of operands[2] to avoid access past the end of array.
10857 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10859 * reload1.c (emit_reload_insns): Pass the reload register
10860 for a non-spill output reload through forget_old_reloads_1.
10862 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10864 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10865 _SOFT_DOUBLE if doubles use software floating-point.
10866 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10867 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10868 * config/rs6000/darwin-ldouble.c: Also compile functions for
10869 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10870 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10871 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10872 commented-out long double override.
10873 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10874 * config/rs6000/eabispe.h: Likewise.
10875 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10876 long double for non-SPE.
10877 (rs6000_handle_option): Likewise.
10878 (invalid_e500_subreg): Disallow more subregs involding DImode,
10879 DFmode, TImode or TFmode.
10880 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10882 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10884 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10885 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10887 (rs6000_legitimate_address): Also check for TFmode for E500
10889 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10890 (spe_build_register_parallel): Handle TFmode and TCmode.
10891 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10893 (function_arg): Handle TFmode and TCmode for E500 double.
10894 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10896 (print_operand): Handle TFmode and TImode for %y.
10897 (rs6000_generate_compare): Handle TFmode comparisons for E500
10899 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10900 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10901 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10902 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10903 TFmode for E500 double.
10904 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10905 (floatsidf2): Enable for E500 double.
10906 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10907 (extenddftf2): Change to extenddftf2_fprs.
10908 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10909 depending on TARGET_E500_DOUBLE.
10910 (extendsftf2): Enable for E500 double.
10911 (trunctfdf2): Enable for E500 double.
10912 (trunctfsf2): Change to trunctfsf2_fprs.
10913 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10914 depending on TARGET_E500_DOUBLE.
10915 (floatsitf2): Enable for E500 double.
10916 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10917 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10918 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10919 (negtf2): Change to negtf2_internal.
10920 (negtf2): New expander.
10921 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10922 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10923 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10924 (movdi_internal32): Use rs6000_nonimmediate_operand.
10925 (unnamed splitter): Likewise.
10926 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10927 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10928 (SPE64TF, DITI): New mode macros.
10929 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10932 (frob_<mode>_di_2): New.
10933 (frob_tf_di_8_2): New.
10934 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10936 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10938 (frob_ti_<mode>_8_2): New.
10939 (frob_ti_tf_2): New.
10940 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10941 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10943 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10944 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10945 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10946 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10947 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10948 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10951 2007-01-23 Ian Lance Taylor <iant@google.com>
10953 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10955 (OBJS-archive): Reformat, alphabetize.
10956 (OBJS): Change out_object_file to OBJS-md.
10958 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10960 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10961 JUMP_P and CALL_P predicates where applicable.
10962 * config/i386/i386.c: Ditto.
10963 * config/i386/i386.md: Ditto.
10964 * config/i386/mmx.md: Ditto.
10965 * config/i386/predicates.md: Ditto.
10967 2007-01-22 Andreas Schwab <schwab@suse.de>
10969 * config/m68k/m68k.h: Fix comment.
10971 2007-01-22 Jan Hubicka <jh@suse.cz>
10973 * passes.c (init_optimization_passes): Do not rerun
10974 pass_early_warn_uninitialized.
10976 2007-01-22 Richard Guenther <rguenther@suse.de>
10978 PR tree-optimization/30038
10979 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10981 (execute_cse_sincos_1): Likewise.
10982 (execute_cse_sincos): Likewise.
10983 (gate_cse_sincos): Likewise.
10984 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10985 the cexpi() canonicalization of sincos().
10986 * tree-pass.h (pass_cse_sincos): Declare.
10987 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10989 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10991 PR rtl-optimization/29329
10992 * combine.c (replaced_rhs_insn): Rename to i2mod.
10993 (replaced_rhs_value): Rename to i2mod_new_rhs.
10994 (i2mod_old_rhs): New global variable.
10995 (combine_instructions): Adjust for above change. Save a copy of
10996 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10997 note are substituted in the second instruction.
10998 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10999 ditch the note if it pertains to the second eliminated register
11000 and this register is mentioned in i2mod_old_rhs.
11003 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
11005 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
11006 the insn to which the note was originally attached.
11008 2007-01-21 Jan Hubicka <jh@suse.cz>
11010 * ipa-inline.c (inlining_mode): Comment, move up.
11011 (cgraph_decide_inlining_incrementally): Do not perform inlining
11012 itself; fix handling of flattening of self recursive functions.
11013 (cgraph_find_cycles): Remove.
11014 (cgraph_flatten_node): Remove.
11015 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
11016 (try_inline): New function.
11017 (cgraph_early_inlining): Update call of
11018 cgraph_decide_inlining_incrementally. Apply inlining here.
11019 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
11021 2007-01-21 Dirk Mueller <dmueller@suse.de>
11024 * tree-vrp.c (check_array_bounds): do not warn
11025 about ADDR_EXPR's of ARRAY_REF's which are immediately
11026 used in binary expressions.
11028 2007-01-21 Ira Rosen <irar@il.ibm.com>
11030 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
11031 read_write_dep and macros for its access.
11032 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
11033 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
11034 argument, call vect_check_interleaving for every independent pair of
11035 data-refs. Mark loads that access the same memory location as a store
11037 (vect_check_dependences): Remove.
11038 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
11039 call, fix the call to vect_analyze_data_ref_dependence.
11040 (vect_analyze_data_ref_access): For statements that access the same
11041 data-ref, check that they are not stores; for loads, check that there
11042 is no store that access the same location.
11044 2007-01-20 Roger Sayle <roger@eyesopen.com>
11045 Joseph Myers <joseph@codesourcery.com>
11047 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
11048 (-fdump-rtl-stack): Likewise.
11049 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
11050 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
11051 (-mpt-fixed): Use @minus{} for minus sign.
11052 (Using Precompiled Headers): Fix under/overfull hbox.
11054 2007-01-20 Jan Hubicka <jh@suse.cz>
11056 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
11057 place within annotation.
11059 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11061 * pa.c (output_move_double): Change array size of xoperands to 4.
11063 2007-01-20 Jan Hubicka <jh@suse.cz>
11065 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
11068 2007-01-19 Ian Lance Taylor <iant@google.com>
11070 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
11071 constant to unsigned HOST_WIDE_INT before negating.
11073 2007-01-19 Ian Lance Taylor <iant@google.com>
11075 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
11077 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
11078 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11079 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
11080 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
11081 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11082 (realloc_vdef, realloc_vuse): Change second parameter to
11084 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
11085 fields to unsigned.
11086 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
11087 unsigned. Change x and lim locals to unsigned.
11088 (realloc_vdef, realloc_vuse): Change num_elem parameter to
11090 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
11091 (copy_virtual_operands): Change i and n locals to unsigned.
11093 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11095 PR middle-end/29335
11096 * builtins.c (fold_builtin_1): Handle builtin fdim.
11098 2007-01-20 Jan Hubicka <jh@suse.cz>
11100 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
11101 * tree-ssa-structalias.c (compute_points_to_sets): Do call
11102 init_alias_heapvars.
11103 (init_alias_heapvars): Initialize only when not already initialized.
11104 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
11106 2007-01-19 Roger Sayle <roger@eyesopen.com>
11108 * common.opt (fsigned-zeros): New command line option.
11109 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
11110 of flag_unsafe_math_optimizations.
11111 * opts.c (set_fast_math_flags): The -ffast-math command line option
11112 implies -fno-signed-zeros.
11113 (fast_math_flags_set_p): Likewise.
11115 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
11116 the documentation of -ffast-math appropriately. Wrap long lines.
11118 2007-01-19 Steve Ellcey <sje@cup.hp.com>
11120 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
11121 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
11123 2007-01-19 Tomas Bily <tbily@suse.cz>
11125 * cgraphunit.c (cgraph_finalize_function): Updating of pid
11127 (tree_init_ic_make_global_vars): New function
11128 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
11129 (tree_gen_ic_profiler): New function
11130 (tree_gen_ic_func_profiler): New function
11131 (tree_profiling): Added calling of tree_gen_ic_func_profiler
11132 (tree_profile_hooks): Added hook for indirec/virtual calls
11133 * value-prof.c (tree_find_values_to_profile): New case for
11135 (tree_values_to_profile): Call for determining indirect/virtual
11137 (tree_indirect_call_to_profile): New function
11138 (tree_ic_transform): New function
11139 (tree_ic): New function
11140 (find_func_by_pid): New function
11141 (init_pid_map): New function
11142 (tree_value_profile_transformations): Added check for
11143 indirect/virtual call transformation
11144 * value-prof.h (enum hist_type): New counter type for
11145 indirect/virtual calls
11146 (profile_hooks): Added new hook for profiling indirect/virtual
11148 * profile.c (instrument_values): New case for indirect/virtual
11150 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
11151 (GCOV_COUNTER_V_INDIR): New counter type
11152 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
11153 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
11155 * cgraph.c: Definition of cgraph_max_pid
11156 (cgraph_create_node): Default init of pid attribute
11157 * cgraph.h: Declaration of cgraph_max_pid
11158 (struct cgraph_node): Added pid attribute
11159 * libgcov.c (__gcov_indirect_call_profiler): New function
11160 (__gcov_one_value_profiler_body): New function
11161 (__gcov_one_value_profiler): Body was moved to
11162 __gcov_one_value_profiler_body and calls it
11164 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11166 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11167 * gengtype.c (write_types_data, write_func_for_structure,
11168 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11169 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11170 (walk_type, write_func_for_structure): Generate the mark_hook if
11173 2007-01-19 Jan Hubicka <jh@suse.cz>
11175 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11176 'early' argument take inlining mode argument specifying whether to
11177 inline for size/speeed or all functions; add support for flattening;
11179 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11181 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11184 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11185 the name of the declared identifier.
11187 2007-01-19 Dirk Mueller <dmueller@suse.de>
11189 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11190 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11191 duplicate evaluation.
11193 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11195 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11196 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11197 to XFMode, use acosxf2 and truncate result to requested mode.
11198 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11199 (asin<mode>2): Similarly, with asin expanders.
11200 (*fscalexf4_i387): Rename from *fscalexf4.
11201 (expNcorexf3): New expander.
11202 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11203 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11204 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11205 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11206 patterns for SSE math.
11207 (exp10<mode>2): Similarly, with exp10 expanders.
11208 (exp2<mode>2): Similarly, with exp2 expanders.
11209 (expm1<mode>2): Similarly, with expm1 expanders.
11210 (ldexp<mode>3): Similarly, with ldexp expanders.
11211 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11212 Use gen_truncxf<mode>2_i387_noop to truncate result.
11214 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11216 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11217 for ColdFire targets.
11219 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11220 Richard Sandiford <richard@codesourcery.com>
11222 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11223 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11224 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11225 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11226 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11227 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11229 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11231 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11232 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11233 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11234 (*adddi_dilshr32_cf): New pattern.
11235 (adddi3, subdi3): Remove first alternatives.
11237 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11239 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11240 implemented using move.l, do not use its cc result for floating-point
11243 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11245 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11246 from accepting 's' constraints if flag_pic.
11248 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11250 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11251 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11252 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11253 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11255 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
11257 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
11258 ColdFire alternatives.
11259 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
11260 * config/m68k/m68k.md (clzsi2): Define for ColdFire
11261 architectures that support ff1 instruction.
11263 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11264 Julian Brown <julian@codesourcery.com>
11266 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
11267 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
11268 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
11271 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11273 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
11275 (output_move_const_into_data_reg, output_move_simode_const): Delete.
11276 * config/m68k/m68k.c (const_method, const_int_cost): Take a
11277 HOST_WIDE_INT instead of an rtx.
11278 (m68k_rtx_costs): Update call accordingly.
11279 (output_move_const_into_data_reg): Likewise. Fix formatting.
11280 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
11282 (output_move_simode_const): Update calls after above changes.
11283 Rework to use automatic variables and predicates like MEM_P.
11284 * config/m68k/m68k.md (pushexthisi_const): Update call to
11287 2007-01-19 Dirk Mueller <dmueller@suse.de>
11289 * tree-ssa-alias.c (perform_var_substitution): Fix typo
11290 in dump_flags test.
11292 2007-01-19 Richard Guenther <rguenther@suse.de>
11294 * builtins.c (expand_builtin_cexpi): Fall back to expanding
11295 via cexp in case sincos is not available.
11297 2007-01-19 Richard Guenther <rguenther@suse.de>
11299 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
11300 * defaults.h (TARGET_HAS_SINCOS): Default to off.
11301 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
11302 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
11303 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
11304 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
11305 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
11306 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
11308 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11310 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
11312 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
11313 (atan2xf3): Directly generate RTL pattern.
11314 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
11315 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11316 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11317 disable patterns for SSE math.
11318 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
11319 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11320 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11321 disable patterns for SSE math.
11323 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
11325 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
11327 2007-01-18 Roger Sayle <roger@eyesopen.com>
11329 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
11330 VIEW_CONVERT_EXPR to the same type as it's operand.
11332 2007-01-18 David Edelsohn <edelsohn@gnu.org>
11334 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
11335 configured for long double 128.
11337 2007-01-18 Mike Stump <mrs@apple.com>
11339 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
11342 2007-01-18 Michael Meissner <michael.meissner@amd.com>
11344 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
11347 2007-01-18 Jan Hubicka <jh@suse.cz>
11349 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
11350 greater than NUM_VOP_FREE_BUCKETS.
11352 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
11354 * tree-ssa-structalias.c: Update comments.
11355 (ptabitmap_obstack): Removed.
11356 (pta_obstack): New.
11357 (oldpta_obstack): Ditto.
11358 (stats): Add a few members.
11359 (struct variable_info): Remove node, complex, address_taken, and
11360 indirect_target members. Add oldsolution member.
11361 (new_var_info): Do not initialize removed members.
11362 (constraint_expr_type): Remove INCLUDES.
11363 (constraint_graph): Add size, implicit_preds, rep,
11364 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11365 (FIRST_REF_NODE): New macro.
11366 (LAST_REF_NODE): Ditto.
11367 (FIRST_ADDR_NODE): Ditto.
11368 (find): New function.
11370 (dump_constraint): Do not handle INCLUDES.
11371 (insert_into_complex): Do not insert duplicate constraints.
11372 (condense_varmap_nodes): Renamed and rewritten into ...
11373 (merge_node_constraints): This. Also fix bug in handling of
11374 offseted copy constraints.
11375 (clear_edges_for_node): No longer need to deal with preds at all,
11376 or removing associated preds/succs.
11377 (merge_graph_nodes): Deal with indirect_cycles.
11378 Don't deal with predecessors.
11379 (add_implicit_graph_edge): New function.
11380 (add_pred_graph_edge): Ditto.
11381 (add_graph_edge): Don't deal with predecessors.
11382 (build_constraint_graph): Removed.
11383 (build_pred_graph): New function.
11384 (build_succ_graph): Ditto.
11385 (struct scc_info): Removed in_component. Added roots, dfs, and
11386 node_mapping. Remove visited_index, unification_queue.
11387 (scc_visit): Deal with union-find we do now.
11388 Deal with cycles with REF nodes.
11389 (collapse_nodes): Renamed and rewritten to ...
11390 (unify_nodes): This.
11391 (process_unification_queue): Removed.
11392 (topo_visit): Cleanup
11393 (do_da_constraint): Use find.
11394 (do_sd_constraint): Ditto.
11395 (do_ds_constraint): Ditto.
11396 (do_complex_constraint): Ditto.
11397 (init_scc_info): Update for removed and added members.
11398 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11399 (find_indirect_cycles): This.
11400 (equivalence_class): New variable.
11401 (label_visit): New function.
11402 (perform_variable_substitution): Rewritten.
11403 (free_var_substitution_info): New function.
11404 (find_equivalent_node): Ditto.
11405 (move_complex_constraints): Ditto.
11406 (eliminate_indirect_cycles): Ditto.
11407 (solve_graph): Only propagate changed bits.
11408 Use indirect cycle elimination.
11410 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11411 (tree_id_eq): Renamed to ...
11412 (tree_vi_eq): This. Update for member change
11413 (insert_id_for_tree): Renamed and rewritten to ...
11414 (insert_vi_for_tree): This.
11415 (lookup_id_for_tree): Renamed and rewritten to ...
11416 (lookup_vi_for_tree): This.
11417 (get_id_for_tree): Renamed and rewritten to ...
11418 (get_vi_for_tree): Ditto.
11419 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11420 (process_constraint): Don't handle INCLUDES.
11421 Remove special ADDRESSOF case.
11422 (find_func_aliases): Rewrite to use vi functions instead of id
11424 (create_function_info_for): Ditto.
11425 (create_variable_info_for): Ditto.
11426 (intra_create_variable_infos): Ditto.
11427 (merge_smts_into): Ditto.
11428 (find_what_p_points_to): Ditto.
11429 (init_base_vars): Ditto.
11430 (init_alias_vars): Ditto.
11431 (remove_preds_and_fake_succs): New function.
11432 (dump_sa_points_to_info): Dump new stats.
11433 (dump_solution_for_var): Use find.
11434 (set_used_smts): Fix formatting.
11435 (compute_points_to_sets): Updated for new functions.
11436 (ipa_pta_execute): Ditto.
11438 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11439 Richard Sandiford <richard@codesourcery.com>
11441 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11443 * calls.c (expand_call): If the return value is a PARALLEL,
11444 extract its first member.
11445 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11446 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11447 use FUNCTION_EXTRA_EPILOGUE.
11448 (m68k_function_value): Return a PARALLEL if the return value
11449 is of a pointer type.
11450 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11451 (FUNCTION_EXTRA_EPILOGUE): Remove.
11452 * config/m68k/m68k.md (D0_REG): New constant.
11454 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11456 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11457 output a NOP for empty epilogues.
11459 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11461 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11462 before function. Extend register save check to include all
11463 registers, not just integer ones.
11465 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11467 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11468 (m68k_use_return_insn): ...this.
11469 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11470 * config/m68k/m68k.c (use_return_insn): Rename to...
11471 (m68k_use_return_insn): ...this.
11472 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11473 of USE_RETURN_INSN.
11475 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11477 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11478 nearest even, fix denormal rounding overflow.
11480 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11482 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11483 f%$smove and f%$move.
11484 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11485 (extendsfdf2_cf): Use fdmove instead of f%&move.
11486 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11487 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11489 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11491 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11494 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11496 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11497 (coldfire_single_format): Declare.
11498 (coldfire_double_format): Likewise.
11499 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11500 of qnan_msb_set to determine the lower bits of a canonical
11502 (encode_ieee_double): Likewise.
11503 (encode_ieee_quad): Likewise.
11504 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11505 (mips_single_format): Likewise.
11506 (ieee_double_format): Likewise.
11507 (mips_double_format): Likewise.
11508 (ieee_extended_motorola_format): Likewise.
11509 (ieee_extended_intel_96_format): Likewise.
11510 (ieee_extended_intel_128_format): Likewise.
11511 (ieee_extended_intel_96_round_53_format): Likewise.
11512 (ibm_extended_format): Likewise.
11513 (mips_extended_format): Likewise.
11514 (ieee_quad_format): Likewise.
11515 (mips_quad_format): Likewise.
11516 (vax_f_format): Likewise.
11517 (vax_d_format): Likewise.
11518 (vax_g_format): Likewise.
11519 (i370_single_format): Likewise.
11520 (i370_double_format): Likewise.
11521 (decimal_single_format): Likewise.
11522 (decimal_double_format): Likewise.
11523 (decimal_quad_format): Likewise.
11524 (c4x_single_format): Likewise.
11525 (c4x_extended_format): Likewise.
11526 (real_internal_format): Likewise.
11527 (coldfire_single_format): New real_format.
11528 (coldfire_double_format): Likewise.
11529 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11530 canonical_nan_lsbs_set.
11531 (pdp11_d_format): Likewise.
11532 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11533 if TARGET_COLDFIRE_CPU.
11535 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11537 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11538 (output_call, m68k_legitimize_call_address): Declare.
11539 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11540 parenthesees. Add support for a 'W' constraint.
11541 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11542 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11543 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11544 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11546 (override_options): Initialize them. Do not set flag_no_function_cse
11547 for TARGET_ID_SHARED_LIBRARY.
11548 (m68k_output_pic_call): Delete.
11549 (m68k_legitimize_call_address): New function.
11550 (print_operand): Remove the %o prefix. Handle the %p prefix.
11551 (output_call): New function.
11552 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11553 target address from the GOT if symbolic jumps are not allowed.
11554 * config/m68k/m68k.md (call, general_operand): Do not set
11555 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11556 Merge separate flag_pic and !flag_pic define_insns into...
11557 (*call, *call_value): ...these new patterns. Match the address
11558 rather than the containing MEM and require it to be a call_operand.
11559 Use output_call to generate the asm template.
11560 * config/m68k/predicates.md (const_call_operand): New predicate.
11561 (call_operand): Likewise.
11563 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11565 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11566 (STACK_GROWS_DOWNWARD): Define to 1.
11567 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11568 comments, emphasizing that these values are only defaults.
11569 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11570 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11572 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11574 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11576 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11577 Richard Sandiford <richard@codesourcery.com>
11579 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11580 (FP_REGNO_P): New macros.
11581 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11582 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11583 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11584 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11586 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11588 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11589 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11591 * config/m68k/t-floatlib: New file, extracting common code from...
11592 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11593 * config/m68k/t-uclinux: Here.
11594 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11595 routines on ColdFire targets.
11597 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11599 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11600 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11601 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11602 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11603 explicitly set MOTOROLA to 1.
11604 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11606 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11607 Nathan Sidwell <nathan@codesourcery.com>
11609 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11610 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11611 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11612 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11613 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11614 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11615 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11616 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11617 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11618 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11619 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11620 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11621 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11622 (DBX_REGISTER_NUMBER): Delete.
11623 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11624 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11625 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11627 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11629 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11630 * config/flat.h: New file.
11631 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11632 OBJECT_FORMAT_FLAT.
11633 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11634 indirect references for -msep-data or -mid-shared-library.
11635 Do not use PC-relative code addresses either.
11636 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11638 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11639 for shared libraries and crt1.o for executables. Use crti.o and
11641 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11642 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11643 Do not add -elf2flt or -shared-lib-id options here.
11644 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11645 Pass -shared-lib-id if -mid-shared-library, taking the library
11646 identifier from -mshared-library-id if given, otherwise
11648 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11649 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11650 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11651 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11652 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11653 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11655 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11656 jump sequence for ISA A and ISA A+.
11657 (PICJUMP): Likewise.
11659 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11661 * config.gcc (m68k-*-uclinux*): Base the port on the common
11662 and m68k GNU/Linux files rather than on the generic ELF ones.
11663 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11664 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11666 2007-01-18 Julian Brown <julian@codesourcery.com>
11667 Richard Sandiford <richard@codesourcery.com>
11669 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11670 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11671 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11673 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11674 80 unconditionally.
11675 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11677 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11679 * doc/install.texi: Document m68k-uclinuxoldabi.
11680 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11681 * config/m68k/uclinux-oldabi.h: New file, copied from
11682 config/m68k/uclinux.h.
11684 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11686 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11687 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11688 (m32r_compute_frame_size): Use unsigned for regno.
11689 (m32r_reload_lr): Use gen_frame_mem.
11691 (m32r_output_function_epilogue): Don't output the function epilogue
11693 (m32r_expand_epilogue): New.
11694 (direct_return): Return false if the function has the interrupt
11696 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11697 * config/m32r/m32r.md (epilogue): New expander.
11698 (return_lr, return_rte): New insns.
11699 (return): Make it expander.
11700 (return_normal): New expander.
11702 2007-01-18 Josh Conner <jconner@apple.com>
11705 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11706 support for UNLE, UNLT, UNGE, and UNGT.
11708 2007-01-18 Jan Hubicka <jh@suse.cz>
11710 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11711 * tree-tailcall (add_virtual_phis): Likewise.
11712 (optimize_tail_call): Return TODOs.
11713 (execute_tail_calls): Return TODOs.
11714 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11715 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11717 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11718 Cleanup cfg using TODO.
11719 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11720 * passes.c (execute_function_todo): When cleanup did something, remove
11722 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11723 (make_edges): Don't cleanup_cfg.
11725 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11727 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11728 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11729 operate on the top of stack.
11730 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11731 register handling of instructions that output to the second
11733 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11734 (move_for_stack_reg): Special-case check for dead destination
11735 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11737 * config/i386/i386.md (UNSPEC_TAN): New constant.
11738 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11739 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11740 to correctly model move of constant 1.0 to top stack slot.
11741 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11742 (unnamed peephole2 pattern): Remove corresponding peephole2
11743 pattern that optimizes tan insn and loading of constant 1.0.
11744 (tanxf2): Use fptanxf4_i387.
11745 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11746 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11747 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11748 disable patterns for SSE math.
11749 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11750 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11752 2007-01-18 Dirk Mueller <dmueller@suse.de>
11753 Richard Guenther <rguenther@suse.de>
11756 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11757 * common.opt (Warray-bounds): Add new warning option.
11758 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11760 * Makefile.in: make tree-vrp.o depend on toplev.h
11761 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11763 (check_array_refs, check_array_bounds, check_array_ref): New.
11765 2007-01-18 Jan Hubicka <jh@suse.cz>
11767 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11768 (execute_ssa_ccp): Return flags conditionally.
11769 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11771 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11773 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11775 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11776 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11778 * Makefile.c (GTFILES): Add cfglayout.h.
11779 * gengtype.c (open_base_files): Likewise.
11780 * cfglayout.c (cfg_layout_function_footer,
11781 cfg_layout_function_header) Reindent to make gengtype happy.
11782 * cfglayout.h (cfg_layout_function_footer,
11783 cfg_layout_function_header): Add GTY(()) marker.
11785 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11787 2007-01-18 Ben Elliston <bje@au.ibm.com>
11789 * genautomata.c (write_automata): Include xstrerror output in the
11790 error message if writing the DFA description file fails.
11792 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11794 * config/mips/mips-protos.h (mips_output_external): Make it
11796 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11797 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11798 (extern_list): Likewise.
11799 (extern_head): Likewise.
11800 (TARGET_ASM_FILE_END): Likewise.
11801 (mips_file_end): Likewise.
11802 (mips_output_external): Rewritten.
11804 2007-01-18 Ben Elliston <bje@au.ibm.com>
11806 * genpreds.c (write_insn_preds_c): Only write out the function
11807 body for regclass_for_constraint if we have register constraints.
11809 2007-01-17 Tom Tromey <tromey@redhat.com>
11811 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11812 * doc/install.texi (Testing): Use sourceware.org.
11813 (Binaries): Likewise.
11814 (Specific): Likewise.
11815 * doc/contrib.texi (Contributors): Use sourceware.org.
11817 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11819 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11820 (AVR_ENHANCED): Rename to ...
11821 (AVR_HAVE_MUL): ... new.
11822 (avr_enhanced_p): Rename to ...
11823 (avr_have_mul_p): ... new.
11824 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11825 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11826 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11827 (avr_have_mul_p): ... new.
11828 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11829 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11830 'avr_enhanced_p' and 'enhanced'.
11831 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11832 AVR_HAVE_MUL instead of AVR_ENHANCED.
11833 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11834 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11835 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11836 instead of AVR_ENHANCED.
11837 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11838 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11839 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11841 2007-01-17 Ian Lance Taylor <iant@google.com>
11843 * vec.h (VEC_reserve_exact): Define.
11844 (vec_gc_p_reserve_exact): Declare.
11845 (vec_gc_o_reserve_exact): Declare.
11846 (vec_heap_p_reserve_exact): Declare.
11847 (vec_heap_o_reserve_exact): Declare.
11848 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11850 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11851 negative parameter.
11852 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11853 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11854 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11855 * vec.c (calculate_allocation): Add exact parameter. Change all
11857 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11858 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11859 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11860 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11861 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11862 (vec_heap_p_reserve_exact): New function.
11863 (vec_heap_o_reserve_exact): New function.
11865 2007-01-17 Jan Hubicka <jh@suse.cz>
11867 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11869 2007-01-17 Eric Christopher <echristo@apple.com>
11871 * config.gcc: Support core2 processor.
11873 2007-01-16 Jan Hubicka <jh@suse.cz>
11875 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11876 the names, just unlink the chain so we don't crash on dangling pointers
11879 2007-01-16 Jan Hubicka <jh@suse.cz>
11881 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11882 * tree-pass.h: Reorder to make IPA passes appear toegher.
11883 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11884 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11885 parameters, do not call early inliner.
11886 * ipa-inline.c: Update comments. Include tree-flow.h
11887 (cgraph_decide_inlining): Do not compute inlining parameters.
11888 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11889 be called with function context set up.
11890 (pass_ipa_inline): Remove unreachable functions before pass.
11891 (cgraph_early_inlining): Simplify assuming to be called from the
11893 (pass_early_inline): New pass.
11894 (cgraph_gate_ipa_early_inlining): New gate.
11895 (pass_ipa_early_inline): Turn into simple wrapper.
11896 (compute_inline_parameters): New function.
11897 (gate_inline_passes): New gate.
11898 (pass_inline_parameters): New pass.
11899 (apply_inline): Move here from tree-optimize.c
11900 (pass_apply_inline): New pass.
11901 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11903 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11904 doing them by hand.
11905 (tree_function_versioning): Do not allocate dummy struct function.
11906 * tree-inline.h (optimize_inline_calls): Update prototype.
11907 * tree-optimize.c (execute_fixup_cfg): Export.
11908 (pass_fixup_cfg): Remove
11909 (tree_rest_of_compilation): Do not apply inlines.
11910 * tree-flow.h (execute_fixup_cfg): Declare.
11911 * Makefile.in (gt-passes.c): New.
11912 * passes.c: Include gt-passes.h
11913 (init_optimization_passes): New passes.
11914 (nnodes, order): New static vars.
11915 (do_per_function_toporder): New function.
11916 (execute_one_pass): Dump current pass here.
11917 (execute_ipa_pass_list): Don't dump current pass here.
11919 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11921 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11922 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11924 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11926 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11927 (strong_alias): Define.
11928 (__gcc_qmul): Provide non-FMA for soft-float.
11929 (__gcc_qdiv): Same.
11934 (__gcc_qunord): New.
11944 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11945 soft-float functions.
11946 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11947 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11948 about long double soft float.
11950 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11951 Tehila Meyzels <tehila@il.ibm.com>
11953 * tree-vectorizer.h (is_pattern_stmt_p): New.
11954 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11955 formatting (tabs instead of spaces). Cleanup and clarify setting
11956 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11957 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11958 (vectorizable_type_demotion): Check that types are integral.
11959 (vectorizable_type_promotion): Likewise.
11960 (vectorizable_store): Fix typo. Eliminate new-line at end of
11963 2007-01-16 Jan Hubicka <jh@suse.cz>
11965 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11968 2007-01-15 Eric Christopher <echristo@apple.com>
11970 * ifcvt.c: Include vec.h, vecprim.h.
11971 (check_cond_move_block): New argument regs.
11972 Reorganize. Add registers used to regs.
11973 (cond_move_process_if_block): Use regs set above as
11976 2007-01-15 Eric Christopher <echristo@apple.com>
11978 * config/darwin.h: Update copyright.
11979 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11980 (LINK_COMMAND_SPEC): Add -u.
11981 (LINK_SPEC): Fix umbrella for above.
11983 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11985 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11988 2007-01-15 Tom Tromey <tromey@redhat.com>
11990 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11991 * doc/install.texi (Testing): Don't mention jacks.
11992 (Configuration): Document --enable-java-maintainer-mode. Move
11993 --with-java-home to libgcj-specific section. Document
11995 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11997 2007-01-15 Jan Hubicka <jh@suse.cz>
11999 * tree-ssa-dce.c (DCE_TODOs): New.
12000 (propagate_necessity): Return if something changed.
12001 (eliminate_unnecessary_stmts): Likewise.
12002 (perform_tree_ssa_dce): Return TODO flags when needed.
12003 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
12005 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
12007 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
12008 (fyl2x_extend<mode>xf3_i387): New insn pattern.
12009 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
12010 patterns using X87MODEF12 mode macro. Extend operand 1
12011 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12012 (log10<mode>2): Ditto.
12013 (log2<mode>2): Ditto.
12014 (log1p<mode>2): Ditto.
12015 (logb<mode>2): Ditto.
12016 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
12017 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
12018 (*fxtractxf3_i387): Rename from *fxtractxf3.
12019 (fxtract_extend<mode>xf3_i387): New insn pattern.
12020 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
12021 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
12022 and gen_fyl2xxf3_i387().
12024 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
12026 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
12027 * cfgloopmanip.c (fix_loop_placement): Made static. Use
12028 get_loop_exit_edges. Changed return type to bool.
12029 * cfgloop.h (fix_loop_placement): Declaration removed.
12031 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
12033 * param.h (MIN_VECT_LOOP_BOUND): New.
12034 * params.def (MIN_VECT_LOOP_BOUND): New.
12035 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
12036 argument - minimum threshold for number of iterations.
12037 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
12038 argument to declaration.
12039 * tree-vect-analyze.c (vect_analyze_operations): Check value of
12040 MIN_VECT_LOOP_BOUND.
12041 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
12042 slpeel_tree_peel_loop_to_edge with additional argument.
12043 (vect_do_peeling_for_alignment): Likewise.
12044 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
12046 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
12049 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
12050 operands of size 1.
12052 2007-01-14 Jan Hubicka <jh@suse.cz>
12054 * tree-dfa.c (remove_referenced_var): New function.
12055 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
12056 prune referenced vars list too.
12057 * tree-flow.h (remove_referenced_var): Declare.
12059 2007-01-14 Jan Hubicka <jh@suse.cz>
12061 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
12063 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
12064 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
12065 * except.h (verify_eh_throw_table_statements): Kill prototype.
12066 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
12067 into call exrepssions.
12068 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
12070 * tree-cfg.c: Include pointer-set.h.
12071 (verify_node_sharing): Work on pointer set.
12072 (verify_eh_throw_stmt_node): New.
12073 (verify_stmts): Use pointers sets, verify throw_stmt.
12075 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
12077 * ipa-reference.c (analyze_function): Consider also addresses taken
12080 2007-01-12 Roger Sayle <roger@eyesopen.com>
12082 * c-typeck.c (null_pointer_constant_p): Replace use of
12083 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12084 (build_c_cast): Likewise.
12086 2007-01-12 Roger Sayle <roger@eyesopen.com>
12088 * tree.h (force_fit_type_double): Remove unused final argument.
12089 * c-common.c (constant_expression_warning): Replace use of
12090 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12091 (convert_and_check): Likewise.
12092 (shorten_compare): Update call to force_fit_type_double.
12093 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
12094 * convert.c (convert_to_pointer): Update call to
12095 force_fit_type_double.
12096 * fold-const.c (force_fit_type_double): Remove overflowed_const
12098 (int_const_binop, fold_convert_const_int_from_int,
12099 fold_convert_const_int_from_real, fold_div_compare,
12100 fold_sign_changed_comparison, fold_unary, fold_negate_const,
12101 fold_abs_const, fold_not_const): Remove the final argument from
12102 calls to force_fit_type_double.
12104 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12106 * configure.ac: Set insn to "nop" for spu-*-* also.
12107 * configure: Regenerate.
12109 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
12111 * builtins.def : Add BUILT_IN_FREE.
12113 2007-01-12 Jan Hubicka <jh@suse.cz>
12115 PR tree-optimization/30443
12116 * tree-inline.c (tree_function_versioning): Do not optimize when
12117 cloning for inlining.
12119 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
12121 * doc/loop.texi: Document recording of loop exits.
12122 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
12123 (update_single_exits_after_duplication,
12124 update_single_exit_for_duplicated_loop,
12125 update_single_exit_for_duplicated_loops): Removed.
12126 (duplicate_loop_to_header_edge): Do not call
12127 update_single_exits_after_duplication and
12128 update_single_exit_for_duplicated_loops.
12129 (loop_version): Do not update single_exit information.
12130 (fix_loop_structure): Use record_loop_exits instead of
12131 mark_single_exit_loops.
12132 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
12133 the lists of loop exits.
12134 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
12135 split_edge, merge_blocks): Update the lists of loop exits.
12136 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
12137 loop_optimizer_init.
12138 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
12139 of mark_single_exit_loops.
12140 (loop_optimizer_finalize): Call release_recorded_exits.
12141 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
12142 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
12143 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
12144 update single exit information.
12145 * lambda-code.c (perfect_nestify): Ditto.
12146 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
12147 (mark_single_exit_loops): Removed.
12148 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
12149 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
12150 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
12152 (get_loop_exit_edges, single_exit): Use recorded exit lists.
12153 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
12154 (verify_loop_structure): Verify consistency of the exit lists.
12155 (flow_loops_find): Use alloc_loop. Initialize exits hash.
12156 (set_single_exit): Removed.
12157 * cfgloop.h (struct loop_exit): New function.
12158 (struct loop): single_exit_ field replaced by exits field.
12159 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
12160 (struct loops): Added exits hash.
12161 (mark_single_exit_loops, set_single_exit): Declaration removed.
12162 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
12164 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12166 * doc/invoke.texi: Avoid use of @headitem.
12168 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12170 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12172 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12174 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12177 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12178 Richard Sandiford <richard@codesourcery.com>
12180 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12181 * config/m68k/m68k.opt: Resort options.
12182 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12184 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12185 Richard Sandiford <richard@codesourcery.com>
12187 * doc/invoke.texi: Document the macros that are defined by
12188 m68k's -mtune and -mhard-float options.
12189 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12190 (m68k_cpp_cpu_family): Likewise.
12191 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12192 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12193 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12194 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12195 (m68k_cpp_cpu_family): Likewise.
12197 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12199 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12200 macros besides mc68000 as tuning macros. Use a switch statement
12201 to set them and mcpu32.
12203 2007-01-12 Julian Brown <julian@codesourcery.com>
12205 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12206 (TARGET_68040_ONLY): Rename to...
12207 (TARGET_68040): ...this.
12208 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12209 * config/m68k/m68k.md: Likewise.
12211 2007-01-12 Julian Brown <julian@codesourcery.com>
12212 Nathan Sidwell <nathan@codesourcery.com>
12213 Richard Sandiford <richard@codesourcery.com>
12215 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12216 the -mcpu= argument associated with the --with-cpu setting.
12217 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12218 if different from the one implied by the -mcpu setting.
12219 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12220 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12221 * doc/invoke.texi: Mention ColdFire in the introduction to the
12222 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12223 -mno-div and -mhard-float options. Make -m68881 a synonym for
12224 -mhard-float. Document the previously-undocumented -m5206e,
12225 -m528x, -m5307 and -m5407 options. Tweak the existing option
12226 documentation for consistency.
12227 * doc/install.texi: Mention new --with-cpu arguments.
12228 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12229 default CPU if neither -mcpu nor -march are specified.
12230 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12231 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12232 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12233 using m68k_tune to decide between families that implement the
12234 same ISA. Use m68k_tune to set __mcfv4e__.
12235 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12236 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12237 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12238 (FL_ISA_C, FL_ISA_MMU): New macros.
12239 (MASK_COLDFIRE): Delete.
12240 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12241 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12242 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12243 (TARGET_HARD_FLOAT): Do not define here.
12244 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12245 (TUNE_68000): New macro.
12246 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12247 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12248 (TUNE_CFV2): Redefine in terms of m68k_tune.
12249 (uarch_type, target_device, fpu_type): New enums.
12250 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12251 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12252 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12253 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12254 (FL_FOR_isa_c): New macros.
12255 (m68k_isa): New enum.
12256 (m68k_target_selection): New structure.
12257 (all_devices, all_isas, all_microarchs): New tables.
12258 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
12259 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
12260 (MASK_ALL_CPU_BITS): Delete.
12261 (m68k_find_selection): New function.
12262 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
12263 Map the legacy target options to a combination of the new ones.
12264 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
12265 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
12266 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
12268 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
12269 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
12271 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
12272 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
12273 * config/m68k/m68k-devices.def: New file.
12275 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12276 Nathan Sidwell <nathan@codesourcery.com>
12278 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
12279 (SUBTARGET_EXTRA_SPECS): New macros.
12280 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
12281 use %(asm_cpu_spec) instead.
12282 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
12283 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
12284 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
12285 (EXTRA_SPECS): Rename to...
12286 (SUBTARGET_EXTRA_SPECS): ...this.
12288 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12289 Richard Sandiford <richard@codesourcery.com>
12290 Julian Brown <julian@codesourcery.com>
12292 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12293 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
12294 to the configuration's default CPU.
12295 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
12296 Remove default masks.
12297 (m680[012]0-*-*): Set the default with_cpu to the first part of
12299 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
12300 (m68k*-*-linux): Extend the --with-cpu handling to...
12301 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
12302 and m68010. Don't set target_cpu_default2.
12303 * doc/install.texi: Document --with-cpu for m68k.
12304 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
12305 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
12306 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
12307 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
12308 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
12309 (ASM_SPEC): Remove use of %(asm_cpu_default).
12310 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
12311 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
12312 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
12313 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
12314 __HAVE_FPU__ if TARGET_HARD_FLOAT.
12315 (TARGET_DEFAULT): Delete.
12316 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
12317 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
12318 (CPP_CPU_SPEC): Delete.
12319 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
12320 the appropriate string.
12321 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
12322 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
12323 (ASM_SPEC): Don't use %(asm_default_spec).
12324 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
12325 TARGET_DEFAULT and add MASK_68881.
12326 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
12328 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12330 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
12331 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
12332 MASK_68010 alongside MASK_68020.
12333 * doc/invoke.texi: Document -m68010.
12334 * config/m68k/m68k.opt (m68010): New.
12335 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
12337 (TUNE_68010): New macro.
12338 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12339 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
12340 (M68K_CPU_m68332): Add MASK_68010.
12341 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
12342 fallback definition.
12343 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
12345 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
12346 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
12347 to all entries that use MASK_68020.
12348 (output_move_simode_const, output_move_himode, output_move_qimode)
12349 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
12350 instead of TARGET_68020 to select clr behavior. Remove comment
12351 about there being no TARGET_68010.
12352 * config/m68k/m68k.md: Likewise throughout.
12354 2007-01-12 Julian Brown <julian@codesourcery.com>
12356 * config/m68k/m68k.h (TARGET_ISAB): New macro.
12357 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
12358 * config/m68k/m68k.md: Likewise.
12360 2007-01-12 Julian Brown <julian@codesourcery.com>
12362 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12363 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12365 2007-01-12 Julian Brown <julian@codesourcery.com>
12367 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12368 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12369 * config/m68k/m68k.md: Likewise.
12371 2007-01-12 Julian Brown <julian@codesourcery.com>
12372 Richard Sandiford <richard@codesourcery.com>
12374 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12375 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12376 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12378 (TARGET_CPU32): Rename to...
12379 (TUNE_CPU32): ...this.
12380 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12381 (TUNE_CFV2): New macros.
12382 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12383 remove conditions that are implied by TARGET_68020.
12384 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12385 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12386 (m68k_output_function_epilogue): Likewise.
12387 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12388 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12389 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12390 non-68000 timings. Refactor multiplication and division costs.
12391 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12392 TUNE_CPU32 instead of TARGET_CPU32.
12393 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12394 and TUNE_68060 instead of TARGET_68060.
12395 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12396 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12398 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12399 && !TARGET_COLDFIRE" to choose between moveq and clr.
12400 Likewise in the unnamed movsf pattern.
12401 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12402 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12405 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12407 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12408 of tabbing before backslashes.
12410 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12412 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12413 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12414 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12416 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12418 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12419 find_interesting_uses_cond.
12420 (find_interesting_uses_cond): Use extract_cond_operands.
12421 (rewrite_use_compare): Use extract_cond_operands and
12422 force_gimple_operand_bsi. Do not call update_stmt.
12423 (determine_use_iv_cost_condition): Use extract_cond_operands.
12424 Return cheaper of using original bound and changing the exit bound.
12426 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12428 PR tree-optimization/29516
12429 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12430 most_expensive_mult_to_index, addr_to_parts,
12431 create_mem_ref, maybe_fold_tmr): Make the type of
12432 fields of TARGET_MEM_REF sizetype.
12433 (move_fixed_address_to_symbol, move_pointer_to_base):
12435 * tree.def (TARGET_MEM_REF): Add comment on types of
12438 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12440 * c-common.c (vector_types_convertible_p): Treat opaque types as
12441 always convertible if they have the same size, but not otherwise.
12443 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12445 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12446 Remove the b_unconditional field.
12447 (noce_try_sign_mask): Do not look at b_unconditional.
12448 (noce_process_if_block): Do not use merge_if_blocks. Update
12449 the CFG here. Do not set b_unconditional.
12450 (cond_move_process_if_block): Likewise.
12451 (find_cond_trap): Likewise.
12452 (check_cond_move_block): Require simple jump insns at the end
12453 of the basic block.
12455 2007-01-11 Jan Hubicka <jh@suse.cz>
12457 PR tree-optimization/1046
12458 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12459 when alias info is not ready.
12460 (pass_tail_recursion): Do not require aliasing.
12461 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12462 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12463 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12464 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12465 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12466 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12467 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12469 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12470 When aliasing is not build, mark statement as volatile.
12472 2007-01-11 Tom Tromey <tromey@redhat.com>
12474 PR preprocessor/15185, PR preprocessor/20989:
12475 * doc/cppopts.texi <-MT>: Update description of algorithm for
12476 computing default target.
12477 <-M, -MD>: Reword "basename" text.
12479 2007-01-11 Roger Sayle <roger@eyesopen.com>
12481 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12482 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12483 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12484 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12485 fold_builtin_bswap, real_constp, fold_builtin_pow,
12486 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12487 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12488 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12489 * convert.c (convert_to_pointer): Likewise.
12490 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12491 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12492 const_binop, fold_convert_const_int_from_int,
12493 fold_convert_const_int_from_real,
12494 fold_convert_const_real_from_real, sign_bit_p,
12495 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12496 fold_sign_changed_comparison, fold_unary, fold_comparison,
12497 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12498 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12499 * print-tree.c (print_node_brief, print_node): Likewise.
12500 * stor-layout.c (place_field, layout_type): Likewise.
12501 * tree-chrec.c (keep_cast): Likewise.
12502 * tree.c (build_vector, build_real, build_real_from_int_cst,
12503 build_complex): Likewise.
12505 2007-01-11 Roger Sayle <roger@eyesopen.com>
12507 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12508 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12510 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12512 * configure.ac (strict1_warn): Rename to strict_warn.
12513 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12514 cc_set_by_configure, quoted_cc_set_by_configure,
12515 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12516 all_boot_languages, all_stagestuff): Remove.
12517 (target_list): Remove bootstrap targets.
12518 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12519 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12520 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12521 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12522 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12523 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12524 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12525 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12526 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12527 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12528 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12529 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12530 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12531 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12532 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12533 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12534 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12535 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12536 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12537 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12538 (mostlyclean): Adjust.
12539 (clean, distclean): Don't mention bootstrap stuff.
12540 * configure: Regenerate.
12541 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12542 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12543 treelang/config-lang.in (stagestuff): Remove.
12544 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12545 stageprofile, stagefeedback, stagestuff): Remove mention.
12547 2007-01-11 Nick Clifton <nickc@redhat.com>
12549 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12551 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12552 (mcore_arith_K_S_operand): Run the test for the S constraint not
12553 the test for the M constraint.
12554 (mcore_addsub_operand): Do not accept integer values that are
12555 larger than 32 bits.
12556 * config/mcore/mcore.md: Remove unused constraints from split.
12557 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12558 (addsi3): Likewise.
12559 (allocate_stack): Likewise.
12560 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12561 operands to 32 bits.
12562 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12564 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12565 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12566 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12567 mcore_output_bclri, mcore_output_andn, output_inline_const,
12568 mcore_output_move, mcore_output_movedouble): Likewise.
12569 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12570 (output_inline_const): Likewise.
12571 (output_inline_const): Fix format strings used in sprintf
12573 * config/mcore/mcore-protos.h: Update prototypes for changed
12574 functions in mcore.c.
12575 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12576 HOST_WIDE_INT and not int.
12577 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12578 CONST_OK_FOR_N): Likewise.
12579 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12580 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12583 2007-01-10 Jan Hubicka <jh@suse.cz>
12585 * tree-vrp.c (remove_range_assertions): Release defs.
12586 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12587 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12589 2007-01-10 Paul Brook <paul@codesourcery.com>
12591 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12592 * config/arm/arm.md (mulsi3subsi): New insn.
12594 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12596 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12597 (tree_transform_and_unroll_loop): New.
12598 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12601 2007-01-10 Robert Kennedy <jimbob@google.com>
12603 * fold-const.c (fold_comparison): Fold comparisons like (x *
12604 1000 < 0) to (x < 0).
12606 2007-01-10 Ian Lance Taylor <iant@google.com>
12608 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12609 operands have the same priority.
12611 2007-01-10 Tom Tromey <tromey@redhat.com>
12613 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12614 (fold_binary): Likewise.
12615 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12616 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12617 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12618 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12619 * langhooks.h (struct lang_hooks): Removed field
12620 'can_use_bit_fields_p'.
12622 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12624 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12626 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12628 * function.c (get_last_funcdef_no): New function.
12629 * function.h (get_last_funcdef_no): Declare.
12630 * tree-inline.c (initialize_cfun): Add initialization.
12631 (tree_function_versioning): Cleanup.
12633 2007-01-10 Jan Hubicka <jh@suse.cz>
12635 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12638 2007-01-10 Sa Liu <saliu@de.ibm.com>
12639 Ben Elliston <bje@au.ibm.com>
12641 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12642 for SAVE_NONLOCAL and Pmode for any other save level.
12643 * spu-protos.h (spu_restore_stack_block): Declare.
12644 * spu.md (save_stack_block): Remove.
12645 (restore_stack_block): Call spu_restore_stack_block.
12646 * spu.c (spu_restore_stack_block): New function.
12647 (spu_expand_epilogue): Remove old comment.
12649 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12651 PR tree-optimization/30322
12652 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12653 (cand_value_at): Return the value as aff_tree.
12654 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12655 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12656 aff_combination_mult): New functions.
12657 (aff_combination_add): Use aff_combination_add_cst.
12658 (aff_combination_convert): Allow conversions to a wider type.
12659 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12660 * tree-affine.h (aff_combination_mult): Declare.
12662 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12664 * doc/tm.texi: Update documentation to reflect reality of exec
12665 and start file search behaviours. Update copyright year.
12666 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12667 header file directories.
12669 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12671 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12672 (*cosxf2): Rename to cosxf2_i387.
12673 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12674 using X87MODEF12 mode macro. Rename patterns to
12675 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12677 (*cosdf2, *cossf2): Ditto.
12678 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12679 to match extended input operands.
12680 (sincos<mode>3): New expander.
12681 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12682 insn patterns and corresponding splitters.
12684 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12686 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12687 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12689 2007-01-09 Nicolas Pitre <nico@cam.org>
12692 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12694 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12696 * target.h (struct gcc_target): New field library_rtti_comdat.
12697 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12698 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12699 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12700 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12702 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12704 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12706 2007-01-08 Richard Guenther <rguenther@suse.de>
12708 * tree.h (force_fit_type_double): Export.
12709 (force_fit_type): Remove.
12710 * fold-const.c (force_fit_type_double): New function.
12711 (force_fit_type): Remove.
12712 (int_const_binop): Use it.
12713 (fold_convert_const_int_from_int): Likewise.
12714 (fold_convert_const_int_from_real): Likewise.
12715 (fold_div_compare): Likewise.
12716 (fold_sign_changed_comparison): Likewise.
12717 (fold_unary): Likewise.
12718 (fold_negate_const): Likewise.
12719 (fold_abs_const): Likewise.
12720 (fold_not_const): Likewise.
12721 * c-common.c (shorten_compare): Use force_fit_type_double.
12722 * convert.c (convert_to_pointer): Likewise.
12724 2007-01-08 Richard Guenther <rguenther@suse.de>
12726 * tree.h (build_int_cst_wide_type): Export.
12727 * tree.c (build_int_cst_wide_type): New function.
12728 (build_int_cst_wide): Fix comment.
12729 * builtins.c (fold_builtin_object_size): Use build_int_cst
12730 to build -1 or 0 of the correct type. Use fit_double_type
12731 to check for overflow.
12732 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12734 (decode_field_reference): Likewise.
12735 (all_ones_mask_p): Likewise.
12736 (native_interpret_int): Use build_int_cst_wide_type.
12737 (fold_binary): Use build_int_cst_type to build an all-ones
12739 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12741 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12743 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12745 2007-01-09 Ben Elliston <bje@au.ibm.com>
12747 * genautomata.c (STATS_OPTION): New option.
12748 (stats_flag): New flag.
12749 (gen_automata_option): Handle it.
12750 (initiate_automaton_gen): Ditto.
12751 (write_automata): Output statistics only if stats_flag is
12752 set. Likewise, output time statistics only if time_flag is set.
12753 * doc/md.texi (Processor pipeline description): Document new flag.
12755 2007-01-08 Richard Guenther <rguenther@suse.de>
12757 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12758 * tree.c (build_int_cst_type): Likewise.
12759 (size_in_bytes): Don't call force_fit_type on the result.
12760 (int_fits_type_p): Use fit_double_type.
12761 * fold-const.c (fit_double_type): New function.
12762 (force_fit_type): Use it.
12763 * tree.h (fit_double_type): Export.
12765 2007-01-08 Jan Hubicka <jh@suse.cz>
12767 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12768 * ipa.c (function_and_variable_visibility): Fix return type.
12770 2007-01-08 Richard Guenther <rguenther@suse.de>
12772 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12773 of offset to build the index.
12774 * tree-pretty-print.c (dump_generic_node): Don't build negated
12775 const just for printing.
12776 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12777 * builtins.c (fold_builtin_int_roundingfn): Check if result
12778 fits the type by using force_fit_type and comparing the result.
12779 * predict.c (predict_loops): Use compare_tree_int for comparison.
12780 * tree.c (build_int_cst): Fall back to integer_type_node for
12782 (build_int_cst_wide): Assert type is non-null.
12784 2007-01-08 Roberto Costa <roberto.costa@st.com>
12786 * tree-vrp.c (extract_range_from_cond_expr): New.
12787 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12788 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12790 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12791 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12792 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12793 used as expressions.
12794 * tree-object-size.c (cond_expr_object_size): New.
12795 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12797 2007-01-08 Jan Hubicka <jh@suse.cz>
12799 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12800 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12803 2007-01-08 Richard Guenther <rguenther@suse.de>
12805 PR tree-optimization/23603
12806 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12807 (extract_range_from_binary): Fall back to truthvalue instead of
12808 varying for TRUTH_*_EXPR.
12809 (extract_range_from_comparison): Fall back to truthvalue instead of
12811 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12812 if all visited PHI values were constant.
12814 2007-01-08 Jan Hubicka <jh@suse.cz>
12816 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12817 (cgraph_analyze_function): break out from ...
12818 (cgraph_finalize_compilation_unit): ... here.
12819 (cgraph_expand_function): Remove forgoten commented out line.
12820 (cgraph_optimize): Analyze functions.
12822 2007-01-08 Jan Hubicka <jh@suse.cz>
12824 * tree-pas.h (TODO_remove_function): New flag.
12825 (TODO_update*): Renumber.
12826 (pass_ipa_increase_alignment,
12827 pass_ipa_function_and_variable_visibility): New passes.
12828 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12829 (cgraph_function_and_variable_visibility): Move to ipa.c
12830 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12831 cgraph_increase_alignment.
12832 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12833 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12834 calling tree-inline.
12835 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12836 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12837 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12838 (gate_increase_alignment): New function.
12839 (pass_ipa_increase_alignment): New pass.
12840 * ipa.c: Inline tree-pass.h and timevar.h
12841 (function_and_variable_visibility): Move here from cgraphunit.c
12842 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12843 * passes.c (init_optimization_passes): Add the two new passes.
12844 (execute_todo): Handle cgraph_remove_functions.
12846 2007-01-08 Nick Clifton <nickc@redhat.com>
12848 * config/frv/predicates.md (reg_or_0_operand): Accept
12851 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12853 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12854 * config.gcc: Add bfin*-rtems*.
12856 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12858 * c.opt: Add -flax-vector-conversions.
12859 * c-typeck.c (convert_for_assignment): Pass flag to
12860 vector_types_convertible_p to allow emission of note.
12861 (digest_init): Likewise.
12862 * c-opts.c: Handle -flax-vector-conversions.
12863 * c-common.c (flag_lax_vector_conversions): New.
12864 (vector_types_convertible_p): Unless -flax-vector conversions
12865 has been passed, disallow conversions between vectors with
12866 differing numbers of subparts and/or element types. If such
12867 a conversion is disallowed, possibly emit a note on the first
12868 occasion only to inform the user of -flax-vector-conversions.
12869 The new last argument specifies this.
12870 * c-common.h (flag_lax_vector_conversions): New.
12871 (vector_types_convertible_p): Add extra argument.
12872 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12873 char_type_node for V*QI type vectors.
12874 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12875 Update to satisfy new typechecking rules.
12876 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12877 C and C++ variants.
12878 * doc/invoke.texi (C Dialect Options): Document
12879 -flax-vector-conversions.
12881 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12883 PR tree-optimization/29877
12884 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12885 a register variable on the RHS to not be replaceable.
12887 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12888 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12889 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12890 const_simm15, const_pow2, const_npow2): Added.
12891 * config/score/misc.md (insv, extv, extzv, movmemsi,
12892 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12893 * config/score/score.c (score_address_cost, score_select_cc_mode):
12895 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12896 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12897 Update score_print_operand.
12898 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12899 Adjust register allocate order and update some macro define.
12900 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12901 mdx_block_move_straight, mdx_block_move_loop_head,
12902 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12903 mdx_block_move): Added.
12904 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12905 mdp_limm): Updated and fix some bug and typo.
12906 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12907 (movsf, movdf, doloop_end): Added.
12909 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12911 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12912 config/arm/thumb2.md: Fix comment typos.
12913 * doc/extend.texi: Fix a typo.
12915 2007-01-07 Eric Christopher <echristo@apple.com>
12917 * configure.ac: Check for __stack_chk_fail for darwin.
12918 * configure: Regenerate.
12920 2007-01-07 Richard Guenther <rguenther@suse.de>
12922 * tree-vrp.c (extract_range_from_assert): CSE calls to
12923 compare_values where possible.
12924 (extract_range_from_unary_expr): Likewise.
12926 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12928 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12929 * config/avr/avr.c (call_insn_operand): Delete function.
12930 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12931 instead of register number. Use predicates.
12932 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12933 call_insn_operand): Add.
12935 2007-01-06 Jan Hubicka <jh@suse.cz>
12937 * tree-pass.h (pass_build_cgraph_edges): Declare.
12938 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12939 (visited_nodes): Remove.
12940 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12941 build_cgrpah_edges; make visited_nodes local.
12942 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12943 (record_references_in_initializer): Move to cgraphbuild.c
12944 (initialize_inline_failed, rebuild_cgraph_edges,
12945 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12946 (verify_cgraph_node): Make visited_nodes local.
12947 (cgraph_analyze_function): Do not call cgraph_create_edges and
12948 initialize_inline_failed.
12949 (cgraph_expand_function): Do not call cgraph_lower_function;
12950 assert that function is already lowered.
12951 * Makefile.in (cgraphbuild.o): New.
12952 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12953 at the end of lowering passes.
12955 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12957 * ifcvt.c (cond_move_convert_if_block): New function, code
12958 factored out from...
12959 (cond_move_process_if_block): ...here. Call the new function
12960 on the THEN and ELSE blocks.
12961 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12962 already takes care of this.
12964 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12967 * tree.h (TREE_OVERFLOW_P): New.
12968 * c-typeck.c (parser_build_unary_op): Warn only if result
12969 overflowed and operands did not.
12970 (parser_build_binary_op): Likewise.
12971 (convert_for_assignment): Remove redundant overflow_warning.
12972 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12974 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12976 * c-typeck.c (store_init_value): Split over two lines to follow
12977 the GNU coding style.
12979 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12981 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12982 __GXX_EXPERIMENTAL_CXX0X__.
12983 * doc/cpp.texi: Same.
12985 2007-01-05 Richard Guenther <rguenther@suse.de>
12987 PR middle-end/27826
12988 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12989 with mismatched types. Instead explicitly build a
12990 conversion NOP_EXPR.
12992 2007-01-05 Ian Lance Taylor <iant@google.com>
12994 * c-common.c (decl_with_nonnull_addr_p): New function.
12995 (c_common_truthvalue_conversion): Call it.
12996 * c-typeck.c (build_binary_op): Likewise.
12997 * c-common.h (decl_with_nonnull_addr_p): Declare.
12999 2007-01-05 Jakub Jelinek <jakub@redhat.com>
13002 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
13005 2007-01-05 Joel Brobecker <brobecker@adacore.com>
13007 * doc/install.texi (Final install): Document the fact that
13008 the GNAT runtime should not be stripped.
13010 2007-01-04 Jan Hubicka <jh@suse.cz>
13012 * tree-inline.c (fold_marked_statements): Update operand caches
13013 and EH after folding
13015 2007-01-04 Ian Lance Taylor <iant@google.com>
13017 * c-common.c (check_function_nonnull): Whitespace fix.
13019 2007-01-04 Jan Hubicka <jh@suse.cz>
13021 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
13022 comitted older version of patch.
13023 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
13024 function, celanup cfg and collect garbage.
13026 2007-01-04 Mike Stump <mrs@apple.com>
13028 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
13031 2007-01-04 Eric Christopher <echristo@apple.com>
13033 * libgcc2.c (__bswapsi2): Use SItype.
13034 (__bswapdi2): Use DItype.
13035 * libgcc2.h: Update for above.
13037 2007-01-04 Paul Brook <paul@codesourcery.com>
13039 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
13040 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
13041 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
13042 umulsidi3, umulsidi3adddi, smulsi3_highpart,
13043 umulsi3_highpart): Make conditional on !arm_arch6.
13044 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
13045 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
13046 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
13047 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
13048 umulsi3_highpart_v6): New insns.
13050 2007-01-04 Roger Sayle <roger@eyesopen.com>
13052 * fold-const.c (fold_convert): When casting an expression to void,
13053 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
13054 have a type. Instead of attempting to build a NOP_EXPR, return
13055 these "special" trees directly.
13057 2007-01-04 Joseph Myers <joseph@codesourcery.com>
13059 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
13060 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
13061 rs6000_cost->fp not 0 as adjustment for outer NEG.
13063 2007-01-04 Jan Hubicka <jh@suse.cz>
13065 * cgraph.c (cgraph_release_function_body): New function.
13066 (cgraph_remove_node): Use it.
13067 * cgraph.h (cgraph_release_function_body): Declare.
13068 * cgraphunit.c (cgraph_expand_function): Use it.
13069 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
13070 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
13071 is initialized and while compilation of other function is running.
13072 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
13073 statement CFG annotations from here to ...
13074 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
13076 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
13078 * cfgloop.h (enum li_flags): Make the constants powers of two.
13080 2007-01-04 Jan Hubicka <jh@suse.cz>
13082 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
13084 (fold_marked_statements): New function.
13085 (optimize_inline_calls, tree_function_versioning): Fold new statements.
13086 * tree-inline.h (copy_body_data): Add statements_to_fold.
13088 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
13090 * config.gcc: Mention libgcc/config.host.
13091 * Makefile.in: Update comments mentioning libgcc.
13092 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
13093 (all.cross, start.encap, rest.encap, rest.cross): Update
13094 dependencies for libgcc move.
13095 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
13096 (clean-target, clean-target-libgcc): Delete.
13097 (srcdirify, GCC_EXTRA_PARTS): New macros.
13098 (libgcc-support, libgcc.mvars): New rules.
13099 (distclean): Remove mention of mklibgcc.
13100 (install): Don't reference INSTALL_LIBGCC.
13101 (install-common): Don't reference EXTRA_PARTS.
13102 (install-libgcc, install-multilib): Delete rules.
13103 * mklibgcc.in: Delete file.
13104 * doc/configfiles.texi: Don't mention mklibgcc.
13106 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
13107 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
13108 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
13109 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
13110 (mklibgcc, ldblspecs): Likewise.
13112 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
13113 (posixpre.def): Use $(T).
13114 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
13115 (SHLIB_SRC, SHLIB_INSTALL): Delete.
13116 (SHLIB_LINK): Make dummy.
13117 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
13119 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
13121 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
13122 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
13123 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
13124 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
13126 * configure.ac (all_outputs): Remove mklibgcc.
13127 * configure: Regenerated.
13129 2007-01-03 Josh Conner <jconner@apple.com>
13131 PR middle-end/29683
13132 * calls.c (compute_argument_addresses): Set stack and stack_slot
13133 for partial args, too.
13134 (store_one_arg): Use locate.size.constant for the size when
13135 generating a save_area.
13137 2007-01-03 Robert Kennedy <jimbob@google.com>
13139 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
13140 whose definitions are deleted due to basic block merging.
13142 2007-01-03 Paul Brook <paul@codesourcery.com>
13145 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
13147 (use_return_insn): Return 0 for Thumb interrupt functions.
13148 (print_multi_reg): Add rfe argument for IRQ returns.
13149 (arm_output_epilogue): Pop interrupt return address directly into PC.
13150 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
13152 2007-01-03 Paul Brook <paul@codesourcery.com>
13154 Merge from sourcerygxx-4_1.
13155 * config/arm/thumb2.md: New file.
13156 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
13158 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
13159 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13160 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
13161 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
13163 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13164 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13166 * config/arm/ieee754-sf.S: Ditto.
13167 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13168 (thumb1_base_register_rtx_p): ... to this.
13169 (thumb_index_register_rtx_p): Rename...
13170 (thumb1_index_register_rtx_p): ... to this.
13171 (thumb_output_function_prologue): Rename...
13172 (thumb1_output_function_prologue): ... to this.
13173 (thumb_legitimate_address_p): Rename...
13174 (thumb1_legitimate_address_p): ... to this.
13175 (thumb_rtx_costs): Rename...
13176 (thumb1_rtx_costs): ... to this.
13177 (thumb_compute_save_reg_mask): Rename...
13178 (thumb1_compute_save_reg_mask): ... to this.
13179 (thumb_final_prescan_insn): Rename...
13180 (thumb1_final_prescan_insn): ... to this.
13181 (thumb_expand_epilogue): Rename...
13182 (thumb1_expand_epilogue): ... to this.
13183 (arm_unwind_emit_stm): Rename...
13184 (arm_unwind_emit_sequence): ... to this.
13185 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13186 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13187 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13188 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13189 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13190 thumb2_output_casesi): New functions.
13191 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13192 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13193 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13194 THUMB2_WORK_REGS): Define.
13195 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13196 arm_condexec_mask, arm_condexec_masklen)): New variables.
13197 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13198 (arm_override_options): Check new CPU capabilities.
13199 Set new architecture flag variables.
13200 (arm_isr_value): Handle v7m interrupt functions.
13201 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13203 (const_ok_for_arm): Handle Thumb-2 constants.
13204 (arm_gen_constant): Ditto. Use movw when available.
13205 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13207 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13208 (thumb_find_work_register, arm_load_pic_register,
13209 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13210 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13211 print_multi_reg, output_mov_long_double_fpa_from_arm,
13212 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13213 output_mov_double_fpa_from_arm, output_move_double,
13214 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13215 output_return_instruction, arm_output_function_prologue,
13216 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13217 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13218 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13219 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13220 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13221 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13223 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13224 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13225 (arm_file_start): Output directive for unified syntax.
13226 (arm_unwind_emit_set): Handle stack alignment instruction.
13227 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13228 Add v6t2, v7, v7a, v7r and v7m.
13229 (RETLDM): Add Thumb-2 code.
13230 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13231 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13232 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13233 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13234 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13235 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13236 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13237 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13238 ADJUST_INSN_LENGTH): Define.
13239 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13240 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13241 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13242 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13243 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13244 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13245 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13246 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13247 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13248 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13249 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13250 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13251 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13252 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13253 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13254 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13255 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
13257 * config/arm/arm-tune.md: Regenerate.
13258 * config/arm/arm-protos.h: Update prototypes.
13259 * config/arm/vfp.md: Enable patterns for Thumb-2.
13260 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
13261 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
13262 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
13263 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
13264 * config/arm/libunwind.S: Add Thumb-2 code.
13265 * config/arm/constraints.md: Update include Thumb-2.
13266 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
13267 * config/arm/ieee754-df.S: Ditto.
13268 * config/arm/bpabi.S: Ditto.
13269 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
13270 * config/arm/predicates.md (low_register_operand,
13271 low_reg_or_int_operand, thumb_16bit_operator): New.
13272 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
13273 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
13274 * config/arm/t-arm-elf: Add armv7 multilib.
13275 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
13277 (UNSPEC_STACK_ALIGN, ce_count): New.
13278 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
13279 arm_zero_extendsidi2, arm_zero_extendqidi2): New
13281 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
13282 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
13283 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
13284 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
13285 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
13286 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
13288 * doc/extend.texi: Document ARMv7-M interrupt functions.
13289 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
13291 2007-01-03 Jakub Jelinek <jakub@redhat.com>
13293 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
13294 (struct _Unwind_Context): Rename args_size to flags, remove
13295 signal_frame field, add a new args_size field and version field.
13296 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
13297 _Unwind_IsExtendedContext): New inline functions.
13298 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
13299 Assume by_value array is only present if _Unwind_IsExtendedContext.
13300 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
13301 _Unwind_IsSignalFrame.
13302 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
13303 (uw_update_context_1): Use _Unwind_SetSignalFrame.
13304 (uw_init_context_1): Initialize context->flags to
13305 EXTENDED_CONTEXT_BIT.
13306 * config/rs6000/linux-unwind.h (frob_update_context): Use
13307 _Unwind_SetSignalFrame.
13309 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13311 PR middle-end/30353
13312 * gimplify.c (gimplify_modify_expr_complex_part): Move below
13313 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
13316 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
13318 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
13319 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
13320 RET, AT_SP): Remove.
13321 * config/i386/i386.md (*sse_prologue_save_insn): Use return
13324 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13325 * cfgbuild.c (find_basic_blocks): Likewise.
13326 * cfgrtl.c (rtl_create_basic_block): Likewise.
13327 * function.c (temp_slots_at_level): Likewise.
13328 * reg-stack.c (stack_regs_mentioned): Likewise.
13329 * regclass.c (allocate_reg_info): Likewise.
13330 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13331 set_bb_for_stmt, move_block_to_fn): Likewise.
13332 * tree-complex.c (tree_lower_complex): Likewise.
13333 * vec.h (VEC_safe_grow_cleared): New.
13335 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
13337 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
13339 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
13340 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
13342 * cfgloopmanip.c (scale_loop_frequencies): Export.
13343 (loopify): Scale the frequencies by prescribed coefficients.
13344 (set_zero_probability): New function.
13345 (duplicate_loop_to_header_edge): Improve updating of frequencies.
13346 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
13347 and frequencies according to arguments.
13348 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
13350 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
13351 * modulo-sched.c (sms_schedule): Set probabilities for entering
13352 versioned loop correctly.
13353 * tree-vect-transform.c (vect_transform_loop): Ditto.
13354 * cfgloop.h (loopify, loop_version): Declaration changed.
13355 (scale_loop_frequencies): Declared.
13357 2007-01-02 Jan Hubicka <jh@suse.cz>
13359 * cgraph.c: Include tree-flow.h
13360 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13361 early_local_passes.
13362 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13363 * tree-pass.h (pass_all_early_optimizations): Declare.
13364 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13365 early_local_passes.
13366 (cgraph_analyze_function): Do early_local_passes.
13367 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13368 Do not add referenced vars.
13369 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13371 (gate_all_early_local_passes): New gate.
13372 (pass_early_local_passes): Use new gate.
13373 (execute_early_local_optimizations): New functions.
13374 (gate_all_early_optimizations): New gate.
13375 (pass_all_early_optimizations): New pass.
13376 (execute_free_datastructures): Free SSA only when initialized.
13377 (gate_init_datastructures): Init only when optimizing.
13378 (tree_lowering_passes): Do early local passes when called late.
13379 * tree-profile.c (do_tree_profiling): Don't profile functions added
13381 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13382 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13384 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13385 during early_local_passes.
13386 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13389 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13391 * Makefile.in: Update copyright year.
13393 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13395 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13396 in $(lang_checks) and check-consistency targets.
13398 2007-01-02 Jan Hubicka <jh@suse.cz>
13400 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13401 Do not add referenced vars.
13402 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13404 * passes.c (init_optimization_passes): Put mudflap_2 after
13405 free_datastructures.
13407 2007-01-02 Jan Hubicka <jh@suse.cz>
13409 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13410 Set NOTHROW flag on call statements proved to be nothrow.
13411 Update statement of local calls so new pure/const functions are
13412 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13414 (tree_rest_of_compilation): Register hooks and initialize bitmap
13415 early. Do not set after_inlining flag.
13417 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13419 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13420 HOST_BITS_PER_LONGLONG
13422 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13425 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13426 warning for non-static initializers.
13428 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13430 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13431 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13432 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13433 Always use set_unique_reg_note to add REG_EQUAL notes.
13435 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13438 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13440 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13441 * cfgbuild.c (find_basic_blocks): Likewise.
13442 * cfgrtl.c (rtl_create_basic_block): Likewise.
13443 * function.c (temp_slots_at_level): Likewise.
13444 * reg-stack.c (stack_regs_mentioned): Likewise.
13445 * regclass.c (allocate_reg_info): Likewise.
13446 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13447 set_bb_for_stmt, move_block_to_fn): Likewise.
13448 * tree-complex.c (tree_lower_complex): Likewise.
13449 * vec.h (VEC_safe_grow_cleared): New.
13451 2007-01-02 Ian Lance Taylor <iant@google.com>
13453 * c-common.c (c_common_truthvalue_conversion): When warning about
13454 using an assignment as a truth value, set TREE_NO_WARNING.
13456 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13459 * c.opt (Wold-style-declaration): New.
13460 * doc/invoke.texi (C-only Warning Options): New.
13461 (Wold-style-declaration): Document it.
13462 (Wextra): Enabled by -Wextra.
13463 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13464 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13465 -Wold-style-declaration.
13467 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13469 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13470 * cfgbuild.c (find_basic_blocks): Likewise.
13471 * cfgrtl.c (rtl_create_basic_block): Likewise.
13472 * function.c (temp_slots_at_level): Likewise.
13473 * reg-stack.c (stack_regs_mentioned): Likewise.
13474 * regclass.c (allocate_reg_info): Likewise.
13475 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13476 set_bb_for_stmt, move_block_to_fn): Likewise.
13477 * tree-complex.c (tree_lower_complex): Likewise.
13478 * vec.h (VEC_safe_grow_cleared): New.
13480 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13482 * c-common.c (c_common_nodes_and_builtins): Since variants of
13483 void_type_node get built before it is given a name, we need to
13484 give those variants the name, too.
13485 (complete_array_type): We need to work with the canonical main
13486 type of the array, from which we will build the qualified version.
13487 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13488 * print-tree.c (print_node): Display canonical type information
13490 * stor-layout.c (layout_type): When we don't know the
13491 alignment of a type for which we're building an array, we end up
13492 guessing wrong, so make the type require structural equality.
13493 * tree.c (make_node_stat): When we build a new type, it is its
13494 own canonical type.
13495 (build_type_attribute_qual_variant): When building an attribute
13496 variant, its canonical type is the non-attribute variant. However,
13497 if the attributes are target-dependent and they differ, we need to
13498 use structural equality checks for this type.
13499 (build_qualified_type): A qualified type is not equivalent to its
13500 unqualified variant; set the canonical type appropriately.
13501 (build_distinct_type_copy): When building a distinct type from
13502 another type, the new type is its own canonical type.
13503 (build_variant_type_copy): When building a new type variant, we
13504 assume that it is equivalent to the original type.
13505 (build_pointer_type_for_mode): When building a pointer type, also
13506 build a canonical type pointer.
13507 (build_reference_type_for_mode): When building a reference type,
13508 also build a canonical type reference.
13509 (build_index_type): When we can't hash an index type (e.g.,
13510 because its maximum value is negative), the index type requires
13511 structural equality tests.
13512 (build_array_type): Build the canonical form of an array type.
13513 (build_function_type): Function types require structural equality,
13514 because they contain default arguments, attributes, etc.
13515 (build_method_type_directly): Ditto for method types.
13516 (build_offset_type): Build the canonical offset type.
13517 (build_complex_type): Build the canonical vector type.
13518 (make_vector_type): Build the canonical vector type.
13519 * tree.h (TYPE_CANONICAL): New.
13520 (TYPE_STRUCTURAL_EQUALITY_P): New.
13521 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13522 (struct tree_type): Added "canonical" field.
13523 * params.h (VERIFY_CANONICAL_TYPES): New.
13524 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13525 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13526 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13527 * doc/invoke.texi (verify-canonical-types): Document --param
13528 parameter for verifying canonical types.
13530 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13532 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13533 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13534 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13535 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13537 * config/rs6000/e500.h: New.
13538 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13539 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13541 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13542 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13543 TARGET_E500_DOUBLE): Remove.
13544 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13545 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13546 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13547 * config/rs6000/rs6000.c (rs6000_override_options): Use
13548 CHECK_E500_OPTIONS.
13550 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13552 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13553 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13554 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13555 rs6000_emit_cmove): Don't check TARGET_E500.
13556 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13557 sordered): Don't check TARGET_E500.
13559 2007-01-01 Eric Christopher <echristo@apple.com>
13561 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13562 HARD_REGISTER_NUM_P.
13564 2007-01-01 Roger Sayle <roger@eyesopen.com>
13566 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13567 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13568 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13571 2007-01-01 Mike Stump <mrs@apple.com>
13573 * configure.ac: Remove support for building with Apple's gcc-3.1.
13575 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13577 PR middle-end/30311
13578 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13579 REG is a hard register. Do not modify REG before calling
13581 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13582 multiple of the size of YMODE for certain lowpart cases.
13584 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13586 PR middle-end/30253
13587 * gimplify (voidify_wrapper_expr): Update for
13588 GIMPLE_MODIFY_STMT.
13590 2007-01-01 Andreas Schwab <schwab@suse.de>
13593 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13594 save of BR0 in extra_spill_size instead of spill_size.
13595 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13597 (ia64_expand_epilogue): Restore BR0 from its new location.
13599 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13601 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13602 Use a temporary variable if the left hand side is not a gimple
13605 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13607 * gimplify.c (gimplify_return_expr): Make the temporary variable
13608 for the return expression, a gimple register variable.
13610 2007-01-01 Jan Hubicka <jh@suse.cz>
13612 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13615 2007-01-01 Mike Stump <mrs@apple.com>
13617 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13619 * config/darwin.c (machopic_select_rtx_section): Use
13620 HAVE_GAS_LITERAL16.
13621 (darwin_mergeable_constant_section): Likewise.
13622 * configure: Regenerate.
13623 * config.in: Regenerate.
13625 2007-01-01 Jan Hubicka <jh@suse.cz>
13626 Andrew Pinski <pinskia@gmail.com>
13628 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13629 before starting IPA passes.