1 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
3 * vec.h (safe_grow): Remove duplicated line.
5 2006-01-29 Diego Novillo <dnovillo@redhat.com>
8 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
9 (expand_omp): ... here.
10 (expand_omp_parallel): Only remove barriers for combined
11 parallel+workshare constructs.
13 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
17 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
18 * tree.c (build_qualified_type): Chain the new type to the original
19 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
20 a POINTER_TYPE or a REFERENCE_TYPE respectively.
21 (build_pointer_type_for_mode): Only return unqualified types.
22 (build_reference_type_for_mode): Likewise.
24 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
26 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
27 * Makefile.in (CXX_COMPAT_WARN): Define.
28 * configure: Regenerate.
30 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
33 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
36 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
38 * toplev.c: Fix thinko.
40 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
41 Marcin Dalecki <martin@dalecki.de>
43 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
44 (push_srcloc): Use XNEW.
45 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
47 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
49 * df-core.c (df_set_blocks): Deleted all variable.
51 2006-01-28 Ian Lance Taylor <ian@airs.com>
53 * cgraphunit.c (cgraph_assemble_pending_functions): Call
54 cgraph_output_pending_asms.
56 2006-01-28 Zack Weinberg <zackw@panix.com>
58 * c.opt: Add -W(no-)overlength-strings.
59 * doc/invoke.texi: Document it.
60 * c-opts.c (c_common_handle_option): -pedantic implies
61 -Woverlength-strings, if not explicitly disabled already.
62 (c_common_post_options): -Woverlength-strings defaults to off, and
63 is always off for C++.
64 * c-common.c (fix_string_type): Issue warning about strings longer
65 than is portable only if warn_overlength_strings. Rearrange code
67 * configure.in: Check for -Wno-overlength-strings as well before
68 enabling -pedantic in stage 1.
69 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
70 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
72 * genconditions.c (write_header, write_one_condition)
73 (write_conditions, write_writer): Consolidate very long strings
74 that were broken up to fit in C89 portable limit. Don't use
75 printf when fputs will do.
77 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
79 * combine.c (simplify_comparison <AND>): Check
80 TRULY_NOOP_TRUNCATION before start using a subreg.
82 * config/mips/mips.md (*branch_zero<mode>,
83 *branch_zero<mode>_inverted, *branch_equality<mode>,
84 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
85 Remove mode check from comparisons.
87 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
89 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
91 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
93 * expmed.c (const_mult_add_overflow_p): Remove.
94 * expr.h: Remove the prototype for const_mult_add_overflow_p.
96 * recog.c (validate_replace_rtx_subexp): Remove.
97 * recog.h: Remove the prototype for
98 validate_replace_rtx_subexp.
100 * integrate.h: Remove the prototype for
101 copy_decl_for_inlining.
102 * rtl.h: Remove the prototype for mark_constant_function.
103 * tree-vectorizer.h: Remove the prototype for
104 vect_strip_conversion.
106 * modulo-sched.c (create_partial_schedule,
107 free_partial_schedule, reset_partial_schedule): Make them
110 * hooks.c (hook_bool_rtx_int_false): Remove.
111 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
113 2006-01-28 David Edelsohn <edelsohn@gnu.org>
115 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
116 and -mlong-double-128 are incompatible.
117 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
118 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
119 (TARGET_LIBGCC2_CFLAGS): Define.
120 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
121 (TARGET_LIBGCC2_CFLAGS): Same.
122 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
124 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
127 * c-typeck.c (build_binary_op): Perform implicit casts of
128 operands before shortening them.
130 * cfgloopmanip.c (split_loop_bb): Remove.
131 * cfgloop.h: Remove the prototype for split_loop_bb.
133 * cfgloop.c (flow_loop_outside_edge_p): Remove.
134 * cfgloop.h: Remove the prototype for
135 flow_loop_outside_edge_p.
137 * emit-rtl.c (init_virtual_regs): Make it static.
138 * function.h: Remove the prototype for init_virtual_regs.
140 * recog.c (peephole2_optimize): Make it static.
141 * recog.h: Remove the prototype for peephole2_optimize.
143 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
145 * df-scan.c (df_record_entry_block_defs): Check if
146 INCOMING_RETURN_ADDR_RTX is defined.
148 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
149 Kenneth Zadeck <zadeck@naturalbridge.com>
151 PR rtl-optimization/24762
152 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
153 * targhooks.c (hook_void_bitmap): New hook prototype.
154 * targhoohs.h (hook_void_bitmap): Ditto.
155 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
156 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
157 * target.h (live_on_entry): New function pointer.
158 * df-scan.c (df_all_hard_regs): Removed.
159 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
160 (df_scan_free_internal): Added df->entry_block_defs.
161 (df_scan_alloc): Ditto.
162 (df_scan_dump): Ditto.
163 (df_uses_record): Plumbed flag field properly thru calls.
164 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
165 This part fixes PR24762.
166 (df_bb_refs_record): Added code to make the frame and arg
167 pointers live in EH blocks.
168 (df_refs_record): Added call to df_record_entry_block_defs.
169 (df_record_entry_block_defs): New function.
170 * df-core.c: Added comments to describe new artifical defs.
171 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
172 (entry_block_defs): New field in struct df.
173 (df_all_hard_regs): Deleted.
174 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
175 * df-problems.c (df_ru_bb_local_compute_process_def):
176 Added code to handle artifical defs in the entry to a function.
177 (df_ru_bb_local_compute): Ditto.
178 (df_rd_bb_local_compute_process_def): Ditto.
179 (df_rd_bb_local_compute): Ditto.
180 (df_lr_bb_local_compute): Ditto.
181 (df_ur_bb_local_compute): Ditto.
182 (df_urec_bb_local_compute): Ditto.
183 (df_chain_create_bb): Ditto.
184 (df_ur_local_finalize): Removed entry.
185 (df_urec_init): Ditto.
186 (df_urec_local_finalize): Ditto.
187 (df_ri_bb_compute): Added detection of last use of pseudos.
188 * Makefile.in (df-scan.o): Updated dependencies.
189 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
190 * config/mips/mips.c (mips_set_live_on_entry): Added.
191 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
193 * dce.c (marked_insn_p): Added code to handle artifical defs.
195 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
197 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
199 (_mm_cvtsi128_si64): Likewise.
200 (_mm_cvtsd_si64): Likewise.
201 (_mm_cvttsd_si64): Likewise.
202 (_mm_cvtsi64_sd): Likewise.
203 (_mm_cvtsi64_si128): Likewise.
204 * config/i386/mmintrin.h (_m_from_int64): Likewise.
205 (_mm_cvtsi64_m64): Likewise.
206 (_m_to_int64): Likewise.
207 (_mm_cvtm64_si64): Likewise.
208 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
209 (_mm_cvttss_si64): Likewise.
210 (_mm_cvtsi64_ss): Likewise.
211 (_mm_cvtss_f32): Likewise.
213 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
215 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
216 for pragma redefine_extname.
218 2006-01-27 Jakub Jelinek <jakub@redhat.com>
221 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
222 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
223 -mno-minimal-toc to previous content.
224 (bispecs): Remove goal.
225 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
226 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
227 compatibility aliases on powerpc-*-*gnu*.
228 * config/rs6000/libgcc-ppc-glibc.ver: New file.
229 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
230 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
231 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
232 (ldblspecs): New goal.
233 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
234 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
236 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
237 L_sf_to_tf or L_df_to_tf is defined.
239 2006-01-27 David Edelsohn <edelsohn@gnu.org>
240 Alan Modra <amodra@bigpond.net.au>
243 * config/rs6000/linux.h (POWERPC_LINUX): Define.
244 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
245 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
246 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
247 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
248 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
249 (rs6000_override_options): Initialize rs6000_ieeequad.
250 Initialize TFmode format to ibm_extended_format if not
252 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
254 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
255 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
256 (function_arg_advance): IBM long double passed in two FPRs, not
258 (function_arg): IBM long double passed in FPRs.
259 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
260 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
261 Only multireg GPR aligned.
262 (rs6000_init_libfuncs): Enable IBM long double functions if not
264 (rs6000_generate_compare): Use IBM long double compare if not
266 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
267 (TARGET_IEEEQUAD): Define.
268 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
270 * config/rs6000/rs6000.md: Enable TFmode patterns if
272 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
273 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
274 and -mlong-double-128 are incompatible.
275 * doc/invoke.texi (-mabi): Collect options together. Add
276 ibmlongdouble and ieeelongdouble.
278 2006-01-27 Richard Sandiford <richard@codesourcery.com>
280 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
282 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
283 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
284 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
285 * rtl.h (rtunion_def): Remove rt_ptr.
287 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
288 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
289 * config/i386/winnt.c (i386_pe_mark_dllexport)
290 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
292 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
294 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
296 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
300 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
301 pthread_key_delete. From John David Anglin. gthrw-ify
302 pthread_getunique_np only if it it's not a macro. Delete
304 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
305 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
306 __gthread_objc_condition_signal, __gthread_key_delete): Add
307 "__attribute__ ((__unused__))" to unused arguments.
308 (__gthread_recursive_mutex_init_function): Add missing return.
309 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
310 gthr-posix95.h: Use macro-based approach for name redirection
311 on targets missing weakref.
313 2006-01-26 Zack Weinberg <zackw@panix.com>
315 * genconditions.c (write_header): In generated code, #ifdef out
316 all includes and fake declarations, except includes of bconfig.h
317 and system.h, unless GCC_VERSION >= 3001. Do not include
318 gensupport.h in any case.
319 (write_conditions): Generate a definition of struct c_test. Add
320 a comment to the generated #endif.
321 (write_one_condition): Escape backslashes in string too.
322 (write_writer): Generated code must escape backslashes and quote
323 marks (but not newlines) in the strings it writes.
324 * Makefile.in (build/gencondmd.o): Update dependencies.
326 2006-01-26 Steve Ellcey <sje@cup.hp.com>
329 * Makefile.in (insn-automata.o): Add header file dependencies.
330 * genautomata.c: Add includes.
332 2006-01-26 Steve Ellcey <sje@cup.hp.com>
335 * Makefile.in (insn-automata.o): Add -Wno-error flag.
337 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
339 * configure.ac: Expect target tools paths to be passed from the toplevel
340 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
342 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
344 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
347 * c.opt (Wpointer-sign): Init to -1.
348 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
349 OPT_pedantic, to 0 otherwise.
350 * doc/invoke.texi: Update.
352 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
354 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
355 constants provided by 80387 instructions in the destination mode.
357 2006-01-26 Richard Guenther <rguenther@suse.de>
358 Andrew Pinski <pinskia@physics.uc.edu>
361 partial PR tree-opt/17064
362 * tree-ssa-structalias.c (intra_create_variable_infos):
363 Create heap variables for incoming parameters if
364 flag_argument_noalias > 1.
365 (find_what_p_points_to): Look through default defs of
368 2006-01-26 Jeff Law <law@redhat.com>
371 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
372 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
373 within the VR_RANGE, use the VR_RANGE as the result, not the
375 (adjust_range_with_scev): Reject ranges from SCEV which are out
376 of bounds for the type.
378 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
380 * tree-ssa-alias.c (maybe_create_global_var): Change
381 subvar walking to an assertion that we don't have subvar'd variables.
383 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
386 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
387 Use a new variable, inner. PARM_DECLs are always non-weak.
389 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
391 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
394 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
396 * config/mips/mips.md (*clear_upper32): New combiner pattern.
398 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
400 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
401 (smax_insn, smin_insn, smax_0, smin_0): New.
403 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
406 * config/cris/cris.c (cris_order_for_addsi3): New function.
407 * config/cris/cris-protos.h: Prototype it.
408 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
409 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
410 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
411 (split for "op.S1 [rx=rx+i],ry (swapped)")
412 (split for "op(s|u).S1 [rx=rx+i],ry")
413 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
414 Apply cris_order_for_addsi3 when generating addsi3 insns.
416 2006-01-25 Diego Novillo <dnovillo@redhat.com>
418 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
419 (TREE_BLOCK): Add call to EXPR_CHECK.
421 2006-01-25 Diego Novillo <dnovillo@redhat.com>
424 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
425 * tree-pretty-print.c (dump_omp_clause): Extract from ...
426 (dump_omp_clauses): ... here.
427 (dump_generic_node): Handle OMP_CLAUSE.
428 * tree.c (omp_clause_num_ops): New.
429 (omp_clause_code_name): New.
430 (tree_code_size): Handle OMP_CLAUSE.
431 (tree_size): Likewise.
432 (make_node): Document handling of OMP_CLAUSE.
433 (tree_node_structure): Handle OMP_CLAUSE.
434 (omp_clause_check_failed): New.
435 (omp_clause_range_check_failed): New.
436 (omp_clause_operand_check_failed): New.
437 (build_omp_clause): New.
438 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
439 * tree.h (enum omp_clause_code): Declare.
440 (OMP_CLAUSE_SUBCODE_CHECK): Define.
441 (OMP_CLAUSE_RANGE_CHECK): Define.
442 (OMP_CLAUSE_ELT_CHECK): Define.
443 (omp_clause_check_failed): Declare.
444 (omp_clause_operand_check_failed): Declare.
445 (omp_clause_range_check_failed): Declare.
446 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
447 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
448 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
449 (OMP_CLAUSE_LASTPRIVATE): Likewise.
450 (OMP_CLAUSE_IF_EXPR): Likewise.
451 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
452 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
453 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
454 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
455 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
456 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
457 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
458 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
459 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
460 (OMP_CLAUSE_CODE): Define.
461 (OMP_CLAUSE_SET_CODE): Define.
462 (OMP_CLAUSE_CODE): Define.
463 (OMP_CLAUSE_OPERAND): Define.
464 (struct tree_omp_clause): Declare.
465 (union tree_node): Add field 'omp_clause'.
466 * treestruct.def (TS_OMP_CLAUSE): Define.
467 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
468 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
469 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
470 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
471 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
472 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
473 (OMP_CLAUSE): Define.
474 * print-tree.c (print_node): Handle OMP_CLAUSE.
475 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
476 * c-typeck.c: Likewise.
477 * gimplify.c: Likewise.
479 * tree-nested.c: Likewise.
480 * tree-inline.c: Likewise.
481 * c-parser.c: Likewise.
482 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
485 2006-01-25 Roger Sayle <roger@eyesopen.com>
487 PR rtl-optimization/25703
488 * combine.c (try_combine): Handle zero_extract and strict_low_part
489 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
491 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
493 * global.c: Fix comment typos.
495 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
498 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
499 Use output_addr_const instead of assemble_name.
501 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
503 * Makefile.in (sched-vis.o): Update dependencies.
504 * haifa-sched.c (sched_finish): Clear current_sched_info.
505 * cfg.c (dump_bb_info): New, split from dump_flow_info.
506 (dump_flow_info): Call it.
507 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
509 * basic-block.h (dump_bb_info): Declare.
510 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
511 option, and apply options only for dump files whose TDF_RTL,
512 TDF_TREE, or TDF_IPA bits match.
513 * rtl.h: Declare new functions exported from sched-vis.c.
514 * sched-vis.c: Enable also if scheduling is not used.
515 (print_value): Print the mode of registers if not inside scheduling.
516 (print_insn): Make it work outside the scheduler. Beautify the output
518 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
520 2006-01-25 Richard Sandiford <richard@codesourcery.com>
522 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
523 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
524 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
525 depending on the value of CONSTANT_POOL_ADDRESS_P.
526 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
528 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
529 rather than SYMBOL_REF_DECL.
530 (rtx_constant_pool): Remove const_rtx_sym_htab.
531 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
532 (init_varasm_status): Don't initialize const_rtx_sym_htab.
533 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
534 Remove handling of const_rtx_sym_htab.
535 (find_pool_constant): Delete.
536 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
537 rather than find_pool_constant.
538 (get_pool_constant_for_function): Delete.
539 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
541 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
542 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
543 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
544 (SYMBOL_REF_CONSTANT): New macro.
545 (get_pool_constant_for_function): Delete.
546 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
547 rather than SYMBOL_REF_DECL.
548 (i386_pe_mark_dllimport): Likewise.
549 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
550 rather than SYMBOL_REF_DECL.
551 * config/darwin.c (machopic_indirect_data_reference): Likewise.
552 (machopic_indirect_call_target): Likewise.
554 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
556 * flow.c (delete_noop_moves): Add missing EOL to dump message.
558 2006-01-25 Richard Sandiford <richard@codesourcery.com>
560 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
562 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
564 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
566 2006-01-24 David Daney <ddaney@avtrex.com>
569 * configure.ac (enable_tls): New enable option.
570 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
571 * configure: Regenerate.
572 * doc/install.texi (--enable-tls): Document new option.
573 (--disable-tls): Ditto.
575 2006-01-24 Richard Henderson <rth@redehat.com>
577 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
578 * alias.c (true_dependence): Respect it.
579 (canon_true_dependence, write_dependence_p): Likewise.
580 * builtins.c (get_builtin_sync_mem): Set it.
582 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
584 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
587 2006-01-24 DJ Delorie <dj@redhat.com>
589 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
590 for storing constants in single-bit bitfields.
592 2006-01-25 Ben Elliston <bje@au.ibm.com>
594 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
596 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
599 * tree-ssa-pre.c (phi_translate): Return NULL
600 for AGGREGATE_TYPE's.
602 2006-01-24 Zack Weinberg <zackw@panix.com>
604 * genautomata.c (process_state_for_insn_equiv_partition):
605 Use xcalloc for insn_arcs_array.
606 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
607 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
609 2006-01-24 Richard Henderson <rth@redhat.com>
611 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
614 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
616 PR rtl-optimization/25890
617 PR rtl-optimization/25905
618 * combine.c (expand_compound_operation, expand_field_assignment):
619 Fail if the bitfield's final position is out of bounds.
621 2006-01-24 Ian Lance Taylor <ian@airs.com>
624 * cgraphunit.c (cgraph_output_in_order): Don't clear
625 cgraph_asm_nodes until after asm strings have been output.
627 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
629 * fix-header.c (read_scan_file): Add new parameter imultilib when
630 calling register_include_chains.
632 2006-01-23 Diego Novillo <dnovillo@redhat.com>
634 * omp-low.c: Update documentation.
636 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
637 Daniel Berlin <dberlin@dberlin.org>
641 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
642 return from the function.
644 2006-01-22 Zack Weinberg <zackw@panix.com>
646 * rtl.def (match_code): Add second argument.
647 * genpreds.c (write_extract_subexp): New function.
648 (write_match_code): Add path argument. Use write_extract_subexp.
649 (write_predicate_expr): Pass path to write_match_code.
650 (mark_mode_tests): MATCH_CODE applied to a subexpression does
651 not perform a mode test.
652 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
653 a subexpression does not constrain the top-level code set.
654 * read-rtl.c (read_rtx_variadic): New function.
655 (read_rtx_1): Use it; allow AND and IOR to be variadic.
656 * doc/md.texi: Document new notation.
657 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
658 (cmpsi_operand): ... here, using new notation.
660 2006-01-22 Zack Weinberg <zackw@panix.com>
662 * varray.c: Remove GENERATOR_FILE #ifdefs.
664 2006-01-22 Zack Weinberg <zackw@panix.com>
666 * genautomata.c (output_reserved_units_table): Emit nothing if
667 description->query_units_num is zero. Remove extra blank line.
668 (output_cpu_unit_reservation_p): Short circuit
669 if description->query_units_num is zero.
671 2006-01-22 Zack Weinberg <zackw@panix.com>
673 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
674 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
675 nor any of the random handful of variables that used to be necessary
676 when this program was linked with rtlanal.o. Prune set of forward
677 function declarations.
678 (struct attr_desc): Remove static_p field.
679 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
680 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
681 (attr_string): Do not read the character one past the length of
683 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
684 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
685 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
686 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
687 (make_automaton_attrs): New.
688 (main): Do not call into genautomata. Call local gen_bypass
689 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
690 Remove special case for insn_alts.
691 * genautomata.c: Include gensupport.h; not genattrtab.h nor
692 varray.h (leftover from previous change). Prune set of forward
693 function declarations. Remove state_alts fields from all
694 structures. Remove state_alts_table from struct automaton.
695 Make everything except main static. Do not maintain num_dfa_decls.
696 Do not maintain state_alts fields of various structures.
697 (process_decls): Don't validate condexp for dm_insn_reserv decls.
698 (add_arc): Remove state_alts argument. All callers updated.
699 (output_reserved_units_table): Emit #ifdef here...
700 (output_tables): ...not here. Don't generate state_alts tables.
701 (expand_automata): Don't generate attributes.
702 (write_automata): Don't generate state_alts functions.
703 (main): New function.
704 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
705 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
706 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
707 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
708 (BYPASS_P_FUNC_NAME, output_state_alts_table)
709 (output_automata_list_state_alts_code, output_internal_state_alts_func)
710 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
711 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
713 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
714 * genattrtab.h: Delete file.
715 * Makefile.in (OBJS-common): Add insn-automata.o.
716 (insn-automata.o): New rule.
717 (simple_generated_c): Add insn-automata.c.
718 (build/genattrtab.o, build/genautomata.o): Update dependencies.
719 (genprogmd): Add automata.
720 (build/genattrtab): Needs no extra objects nor libraries.
721 (build/genautomata): Needs build/vec.o and -lm.
723 2006-01-22 Zack Weinberg <zackw@panix.com>
725 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
726 (output_dfa_max_issue_rate, locked_states_num): Delete.
727 (struct automaton): Add locked_states field.
728 (output_dead_lock_vect): Save number of locked states in
729 automaton->locked_states. If it is zero, don't print anything.
730 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
731 (output_internal_dead_lock_func): Only test the dead_lock_vect
732 for automata that have locked states.
733 (output_statistics): Always print the number of locked states for
734 each automaton. Calculate total number of locked states here.
735 (write_automata): Don't call output_dfa_max_issue_rate.
736 * genattrtab.c: Define length_unit_log as a const variable.
737 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
738 max_insn_queue_index const.
739 * final.c (length_unit_log): Declare const.
740 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
742 2006-01-22 Zack Weinberg <zackw@panix.com>
744 * genautomata.c: Include vec.h, not varray.h.
745 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
746 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
747 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
748 VEC_* macros operating on appropriately typed vectors, or to
749 malloced arrays when the size is known in advance. Const-ify
750 many char* variables and function arguments. No functional changes.
751 * Makefile.in (build/varray.o): Delete rule.
752 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
753 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
755 2006-01-22 Zack Weinberg <zackw@panix.com>
757 * gensupport.c: Define get_insn_name and record_insn_name here.
758 (read_md_rtx): Call record_insn_name as appropriate.
759 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
760 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
761 * genpreds.c, genrecog.c: Don't define get_insn_name nor
763 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
764 (BUILD_VARRAY): Delete.
765 (genprognormal): Rename genprogmd. Fold in all programs from
766 genprognoprint; also attrtab.
767 (build/genattrtab): Just mention genautomata.o and varray.o.
768 Reorganize a bit, add comments to make the categories clearer.
770 2006-01-22 Zack Weinberg <zackw@panix.com>
772 * genconditions.c (condition_table, add_condition): Delete.
773 (write_conditions): Don't emit n_insn_conditions nor
774 insn_elision_unavailable. Issue the gcc version #ifdef here,
775 inside the table, with no #else clause ...
776 (write_header): ...not here.
777 (write_writer): New function.
778 (main): Don't initialize condition_table. Use add_c_test.
780 * gensupport.c (init_md_reader_args_cb): Handle multiple input
781 files on the command line.
782 (maybe_eval_c_test): Don't check insn_elision_unavailable.
783 Return -1 if there is no entry in the table, don't abort.
784 (add_c_test, traverse_c_tests): New functions.
785 * gensupport.h (insn_elision_unavailable, insn_conditions)
786 (n_insn_conditions): Delete declarations.
787 (add_c_test, traverse_c_tests): Declare.
788 * read-rtl.c: Include gensupport.h.
789 (read_conditions): New function.
790 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
791 (read_rtx_1): If we get EOF when we were looking for an initial
792 open paren, return 0. Call read_conditions when appropriate.
793 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
794 dummy-conditions.o. Eliminate references to insn-conditions.o,
795 or change them to build/gencondmd.o, as appropriate. Remove
796 insn-constants.h from $(simple_generated_h) and insn-conditions.c
797 from $(simple_generated_c). For all files remaining in those
798 two lists, add insn-conditions.md to the generator command line.
799 Give insn-constants.h/s-constants their own rules. Add rules
800 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
801 (build/read-rtl.o): Depend on gensupport.h.
802 (genprognormal): Include preds.
803 (genprogearly): Rename genprognoprint; only difference is now that
804 they don't link with $(BUILD_PRINT).
805 * dummy-conditions.c: Delete.
807 2006-01-22 Zack Weinberg <zackw@panix.com>
809 * genextract.c: Don't include insn-config.h. Do include vec.h.
810 Declare vectors of int, char, and locstr.
811 (locstr): New typedef.
812 (struct extraction): Make all array fields into bare pointers.
813 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
814 (insn_code_number): Delete.
815 (accum_extract): New struct.
816 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
817 (gen_insn): Take insn_code_number as an argument. Use an
818 accum_extract structure instead of loading data directly into
819 a struct extraction, and having to know how big it might get.
820 (walk_rtx): Operate entirely on an accum_extract structure.
821 (print_path): Avoid unnecessary use of printf.
822 (print_header): New function, split out of main. Distinguish
823 more carefully between an unrecognizable insn and an insn that
824 has the code number of a define_expand.
825 (main): Pass insn_code_number to gen_insn. Call print_header
826 only after parsing. Avoid unnecessary use of printf.
827 * Makefile.in (build/vec.o): New rule.
828 (build/genextract): Depend on build/vec.o.
829 (build/genextract.o): Don't depend on insn-config.h.
831 2006-01-22 Zack Weinberg <zackw@panix.com>
833 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
834 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
835 practical. Eliminate per-generator-program link rules.
837 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
840 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
841 with a call expr to ...
842 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
844 2006-01-23 Richard Guenther <rguenther@suse.de>
846 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
847 before make_edge with conditional EDGE_TRUE_VALUE.
849 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
850 Jan Hubicka <jh@suse.cz>
851 Richard Guenther <rguenther@suse.de>
853 PR rtl-optimization/25654
854 * cfgexpand.c (aggregate_contains_union_type): New function.
855 (add_alias_set_conflicts): Call it. Make sure to add conflicts
856 for structure variables that contain a union type.
858 2006-01-23 Richard Sandiford <richard@codesourcery.com>
860 * gengtype.c (new_structure): Return the structure.
861 (create_option): Add an extra "next" argument.
862 (create_field): New function.
863 (adjust_field_rtx_def): Use create_option and create_field.
864 Remove a now-unnecessary call to find_structure.
865 (adjust_field_tree_def): Likewise.
866 (note_yacc_type): Remove an unnecessary call to find_structure.
867 * gengtype.h (new_structure): Return the structure.
868 (create_option): Add an extra argument.
869 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
870 (option): Adjust calls to create_option.
872 2006-01-22 David Edelsohn <edelsohn@gnu.org>
874 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
876 2006-01-22 Paul Brook <paul@codesourcery.com>
877 Peter Barada <peter@the-baradas.com>
879 * config/m68k/m68k.md: Add Coldfire FPU support.
880 Define FP mode macro and associated attributes.
881 Use it for float mode patterns.
882 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
883 (LIBCALL_VALUE): Use m68k_libcall_value.
884 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
885 (m68k_function_value): Ditto.
886 (emit_move_sequence): Ditto.
887 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
888 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
889 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
890 (MULTILIB_EXCEPTIONS): Ditto.
891 * config/m68k/m68k.opt: Add mcfv4e.
892 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
893 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
894 (m68k_output_function_prologue): Save ColdFire FPU registers.
895 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
896 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
897 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
898 ColdFire FPU registers.
899 (m68k_libcall_value, m68k_function_value): New functions.
900 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
901 (LIBCALL_VALUE): Use m68k_libcall_value.
902 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
903 (MASK_COLDFIRE): Add MASK_CFV4E.
904 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
905 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
906 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
907 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
908 (GO_IF_LEGITIMATE_ADDRESS): Use it.
909 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
910 * doc/invoke.tex: Document -mcfv4e on m68k.
912 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
914 * doc/contribute.texi: Change CVS to SVN and update the corresponding
917 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
920 * c-opts.c (c_common_handle_option): Don't include
921 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
922 * doc/invoke.texi (C++ Dialect Options): Document that
923 -Wnon-virtual-dtor is no longer included in -Wall.
925 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
927 * gcov.c (print_version), gcov-dump.c (print_version),
928 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
931 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
933 * df-scan.c (problem_SCAN): Added NULL reset function.
934 (df_scan_reset_blocks): Added code to call reset block function
935 (df_bb_refs_delete) Fixed comment.
936 (df_insn_refs_delete): Made tolerant of deleting non existent info
937 for dataflow problems that need to be reset.
938 * df-core.c (df_set_blocks): Ditto.
939 * df.h (struct df_problem): Added reset_fun.
940 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
941 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
942 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
943 functions to clear out all references to def-use or use-def chains.
945 2006-01-21 Ben Elliston <bje@au.ibm.com>
947 * varasm.c (assemble_real): Initialise data array.
949 2006-01-20 Paul Brook <paul@codesourcery.com>
951 Merge from csl-arm-branch.
952 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
953 * config/arm/arm.md (movdi): Force operands[1] to a register
954 if we have a non-register source.
955 (*arm_movdi, *movdf_soft_insn): Require that one of the
956 operands be a register.
957 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
958 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
960 2006-01-20 DJ Delorie <dj@redhat.com>
962 * varasm.c (initialize_constant_valid_p): Allow pointers
963 initialized from integer constants of lesser precision.
964 (output_constant): Allow non-int-sized pointer modes to be
965 initialized from integer constants.
967 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
970 * cppdefault.h (struct default_include): Add multilib flag.
971 * cppdefault.c (cpp_include_defaults): Set it.
972 * c.opt (-imultilib): New option.
973 * c-opts.c (imultilib): New.
974 (c_common_handle_option): Handle -imultilib.
975 (c_common_post_options): Likewise.
976 * c-incpath.c (add_standard_paths, register_include_chains):
978 * c-incpath.h (register_include_chains): Add extra parameter.
979 * gcc.c (do_spec_1): Generate -imultilib option.
980 (The Specs Language): Update %I description.
981 (process_command): Update copyright notice.
982 * doc/cppopts.texi (-imultilib): Document.
983 * doc/invoke.texi (-imultilib): Include in option summary.
984 (%I): Update specs documentation.
986 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
988 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
990 2006-01-20 Richard Sandiford <richard@codesourcery.com>
992 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
995 2006-01-20 Richard Guenther <rguenther@suse.de>
996 Steven Bosscher <stevenb.gcc@gmail.com>
998 PR rtl-optimization/24626
999 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1000 EDGE_TRUE_VALUE if in RTL mode.
1003 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1004 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1006 2006-01-20 Dirk Mueller <dmueller@suse.com>
1009 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1010 instead of a special NOP marker.
1011 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1012 NOP marker handling.
1013 * c-common.h (empty_body_warning): Add forward declaration.
1014 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1015 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1017 2006-01-20 Paul Brook <paul@codesourcery.com>
1019 * Makefile.in (lang_checks): Keep going if mkdir fails.
1021 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1023 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1024 be able to clean out basic block when not necessary.
1025 (df_scan_free): Fixed to properly delete information if df is
1026 unused before calling df_finish.
1027 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1028 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1030 (df_bb_refs_delete): New function.
1031 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1032 * df-core.c (df_set_blocks): Added code to properly clean out
1033 unused blocks if they are not part of the blocks to consider.
1034 Added additional null check.
1035 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1036 be able to clean out basic block when not necessary
1037 * df.h (df_free_bb_function): Ditto.
1038 (df_bb_refs_delete): New function.
1039 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1040 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1041 basic block parameter to be able to clean out basic block when not
1043 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1044 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1045 Fixed to properly delete information if df is unused before
1048 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1050 PR rtl-optimization/25799
1051 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1052 Corrected confluence operator to remove bits from op2 before oring
1053 with op1 rather than removing bits from op1.
1054 (df_ru_transfer_function): Corrected test on wrong bitmap which
1055 caused infinite loop. Both of these problems were introduced in
1056 the dataflow rewrite.
1058 2006-01-19 DJ Delorie <dj@redhat.com>
1060 * reload1.c (find_reload_regs): Note the details of reload
1061 failures in the dump file.
1062 (spill_failure): Likewise.
1064 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1066 * loop-iv.c: Include df.h and hashtab.h.
1067 (enum iv_grd_result): New enum.
1068 (DF_REF_IV, DF_REF_IV_SET): New macros.
1069 (struct biv_entry): New.
1070 (df, bivs): New global variables.
1071 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1072 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1074 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1075 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1076 analyzed_for_bivness_p, record_biv): New functions.
1077 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1078 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1079 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1081 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1083 (iv_number_of_iterations): Use new interface to iv analysis.
1084 * loop-unroll.c: Do not include varray.h.
1085 (analyze_iv_to_split_insn): Use new interface to iv
1087 * loop-unswitch.c (may_unswitch_on): Ditto.
1088 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1090 (df_bb_modify): Realloc tables to the new index.
1091 (df_find_use): New function.
1092 * df.h (df_find_use): Declare.
1093 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1095 * cfgloop.h (struct rtx_iv): Remove analysed field.
1096 (iv_get_reaching_def): Removed.
1097 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1098 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1099 (loop-iv.o): Add df.h and hashtab.h dependency.
1100 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1102 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1104 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1106 (__floatundisf, __floatundidf): Likewise.
1107 * libgcc2.h (IS_IBM_EXTENDED): Define.
1109 2006-01-19 DJ Delorie <dj@redhat.com>
1111 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1113 2006-01-19 Paul Brook <paul@codesourcery.com>
1115 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1116 as nothrow when unwinding tables are disabled.
1118 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1121 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1122 of bit-field" when in system header.
1124 2006-01-19 DJ Delorie <dj@redhat.com>
1126 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1127 the 16 bit shift limit of the m16c.
1129 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1132 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1133 * config/i386/i386.c (output_set_got): Output the label if we have one
1134 for the TARGET_DEEP_BRANCH_PREDICTION case.
1136 2006-01-19 Jan Hubicka <jh@suse.cz>
1137 H.J. Lu <hongjiu.lu@intel.com>
1138 Evandro Menezes <evandro.menezes@amd.com>
1140 * invoke.texi (generic): Document
1142 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1143 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1144 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1145 (x86_use_incdec, x86_pad_returns): New variables
1146 (TARGET_CPU_DEFAULT_generic): New constant
1147 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1148 (enum processor_type): Add generic32 and generic64.
1149 * i386.md (cpu attribute): Add generic32/generic64
1150 (movhi splitter): Behave sanely when both partial_reg_dependency and
1151 partial_reg_stall are set.
1152 (K8 splitters): Enable for generic as well.
1153 * predicates.md (incdec_operand): Use TARGET_INCDEC
1154 (aligned_operand): Avoid memory mismatch stalls.
1155 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1156 * ppro.md: Enable for generic32
1157 * i386.c (generic64_cost, generic32_cost): New.
1158 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1159 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1160 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1161 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1162 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1163 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1164 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1165 x86_accumulate_outgoing_args, x86_prologue_using_move,
1166 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1167 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1169 (x86_use_incdec, x86_pad_returns): New.
1170 (override_options): Add generic32 and generic64, translate "generic"
1171 to generic32/generic64 and "i686" to "generic32", refuse
1172 "generic32"/"generic64" as arch target.
1173 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1174 (ix86_reorg): Honor PAD_RETURNS.
1176 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1178 * tree-pretty-print.c (dump_generic_node): Handle
1179 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1180 * cgraph.c (cgraph_expand_queue): Rename from
1181 cgraph_analyze_queue. Update all users.
1182 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1183 cgraph_expand_queue.
1184 (cgraph_expand_all_functions): Likewise.
1185 (cgraph_finalize_pending_functions): Remove. Update callers.
1187 * tree.h (OMP_DIRECTIVE_P): Define.
1188 (OMP_PARALLEL_FN): Define.
1189 (OMP_PARALLEL_DATA_ARG): Define.
1190 (OMP_SECTIONS_SECTIONS): Define.
1191 * tree-pass.h (pass_expand_omp): Declare.
1192 * omp-low.c (struct omp_region): Declare.
1193 (struct omp_context): Remove fields 'parallel_type',
1194 'parallel_start_ix' and 'parallel_start_additional_args'.
1196 (struct omp_for_data): Rename from struct expand_omp_for_data.
1197 (omp_regions): New static variable.
1198 (root_omp_region): New static variable.
1199 (find_omp_clause): Make static.
1200 (is_in_combined_parallel_ctx): Remove.
1201 (is_combined_parallel): New.
1202 (extract_omp_for_data): Move earlier in the file.
1203 (workshare_safe_to_combine_p): New.
1204 (get_ws_args_for): New.
1205 (determine_parallel_type): Move earlier in the file.
1206 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1208 (omp_copy_decl): Likewise.
1209 (create_omp_child_function): Likewise.
1210 (lookup_omp_region): New.
1211 (dump_omp_region): New.
1212 (debug_omp_region): New.
1213 (debug_all_omp_regions): New.
1214 (new_omp_region): New.
1215 (scan_omp_parallel): If parallel_nesting_level > 1, the
1216 directive is nested within another parallel directive.
1217 Set OMP_PARALLEL_FN.
1218 (scan_omp_for): Do not try to handle combined parallel+for
1220 Remove FIXME comment.
1221 (scan_omp_nested): Remove.
1222 (scan_omp_1): Do not call scan_omp_nested when
1223 parallel_nesting_level is > 1.
1224 Do not change the DECL_CONTEXT of local variables found.
1225 (lookup_decl_in_outer_ctx): New.
1226 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1227 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1228 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1229 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1230 If CTX is nested, lookup VAR in the outer context when
1231 building copy assignment.
1232 (lower_send_clauses): Rename from expand_send_clauses.
1233 If CTX is nested, lookup VAR in the outer context when
1234 building copy assignments.
1235 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1236 If CTX is nested, lookup VAR in the outer context when
1237 building copy assignments.
1238 (expand_parallel_call): Rename from build_parallel_call.
1239 Handle combined parallel+workshare cases.
1240 Re-implement to emit code into the CFG.
1242 (expand_omp_parallel): Re-implement to emit code into the CFG.
1243 Call move_sese_region_to_fn to outline the sub-graph
1244 containing the parallel region.
1245 (expand_omp_for_1): Remove.
1246 (expand_omp_for_generic): Re-implement to emit code into the
1248 (expand_omp_for_static_nochunk): Likewise.
1249 (expand_omp_for_static_chunk): Likewise.
1250 (expand_omp_for): Likewise.
1251 (expand_omp_sections): Likewise.
1252 (remove_exit_barriers): New.
1253 (expand_omp_synch): New.
1255 (build_omp_regions_1): New.
1256 (build_omp_regions): New.
1257 (execute_expand_omp): New.
1258 (gate_expand_omp): New.
1259 (pass_expand_omp): Define.
1260 (lower_omp_sections): Rename from expand_omp_sections.
1261 Set OMP_SECTIONS_SECTIONS.
1262 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1263 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1264 (lower_omp_single): Rename from expand_omp_simple.
1265 (lower_omp_master): Rename from expand_omp_master.
1266 (lower_omp_ordered): Rename from expand_omp_ordered.
1267 (lower_omp_critical): Rename from expand_omp_critical.
1268 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1269 (lower_omp_for): Re-implement.
1270 (lower_omp_parallel): Re-implement.
1271 (lower_regimplify): Rename from expand_regimplify.
1272 (lower_omp_1): Rename from expand_omp_1.
1273 If there are syntax errors in the program, replace every
1274 OpenMP directive with NOP.
1275 Call lower_omp_* instead of expand_omp_*.
1276 (lower_omp): Rename from expand_omp.
1278 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1279 * tree-gimple.h (enum omp_parallel_type): Remove.
1280 (gimple_boolify): Declare extern.
1281 (find_omp_clause, determine_parallel_type): Remove.
1283 * gimple-low.c (lower_omp_directive): New.
1284 (lower_stmt): Call it.
1285 (record_vars_into): Move from ...
1286 (record_vars): ... here.
1287 Call record_vars_into with current_function_decl.
1289 * gimplify.c (struct gimplify_ctx): Remove fields
1290 combined_pre_p and combined_ctxp. Update users.
1291 (get_formal_tmp_var): Add documentation.
1292 (gimple_boolify): Make extern.
1293 (gimplify_expr_in_ctx): Remove. Update callers.
1294 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1295 will always be a BIND_EXPR.
1296 (gimplify_expr): Handle OMP_RETURN_EXPR.
1297 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1298 (OMP_PARALLEL): Add 3 operands.
1299 (OMP_SECTIONS): Add 1 operand.
1300 (OMP_RETURN_EXPR): Define.
1302 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1303 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1304 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1305 creating a circular free list.
1306 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1308 * tree-flow.h (move_sese_region_to_fn): Declare.
1309 (record_vars_into): Declare.
1310 * tree-cfg.c (make_omp_sections_edges): New.
1311 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1312 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1313 OMP_SECTIONS and OMP_SECTION.
1314 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1315 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1316 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1317 (gather_blocks_in_sese_region): New.
1318 (struct move_stmt_d): Declare.
1320 (move_block_to_fn): New.
1321 (move_sese_region_to_fn): New.
1323 * passes.c (init_optimization_passes): Schedule
1324 pass_expand_omp after pass_init_datastructures.
1326 * tree-ssa-operands.c (get_expr_operands): Handle
1327 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1328 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1330 2006-01-19 Jeff Law <law@redhat.com>
1332 * tree-vrp.c (extract_range_from_assert): Refine the result range
1333 if the variable referenced by the ASSERT_EXPR has a range and
1334 either the tentative result range or the previous range is a
1337 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1339 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1341 2006-01-19 Jan Hubicka <jh@suse.cz>
1343 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1345 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1347 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1348 (expand_compound_operation, expand_field_assignment): Fail if the
1349 bit lengths of an extract operation are out of range.
1350 (make_extraction): Compute wanted_inner_mode based on the position
1351 and length of the extraction. Make it extraction_mode for non-constant
1352 positions, and do not modify offset in that case. When generating a
1353 new MEM, use a mode that can hold the extraction while keeping correct
1354 alignment. Remove code that supported MEMs wrapped by USEs.
1355 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1357 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1359 * config/s390/s390.md ("Y", "y"): New mode attribute.
1360 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1361 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1362 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1363 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1364 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1365 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1366 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1367 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1368 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1369 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1370 "addsi3", "subsi3"): Insn patterns removed.
1371 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1372 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1373 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1374 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1375 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1376 "*sub<mode>3_cconly2"): New insn patterns.
1377 ("addsi3", "subsi3"): New expanders.
1379 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1381 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1382 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1383 existing STMT_VINFO_VECTYPE if available.
1384 (vect_mark_relevant): Add special handling for stmts that are
1385 marked as STMT_VINFO_IN_PATTERN_P.
1386 (vect_analyze_loop): Call vect_pattern_recog.
1387 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1388 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1390 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1391 (vect_recog_func_ptr): New function-pointer type.
1392 * tree-vect-patterns.c: New file.
1393 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1394 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1395 (vect_pattern_recog_1): New functions.
1396 (vect_pattern_recog_funcs): New array of function pointers.
1398 * tree-vectorizer.h (ternary_op): New enum value.
1399 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1400 declaration. Revised documentation. Removed redundant dump prints.
1401 Removed redundant argument. Added support for reduction patterns.
1402 (vectorizable_reduction): Added support for reduction patterns.
1403 (vect_transform_stmt): Added support for patterns.
1405 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1406 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1407 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1408 (expand_widen_pattern_expr): New function.
1409 (init_optabs): Initialize new optabs udot_prod_optab,
1411 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1412 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1413 (expand_widen_pattern_expr): New function declaration.
1414 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1416 * tree-inline.c (estimate_num_insns_1): Added cases for new
1417 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1418 * tree-pretty-print.c (dump_generic_node): Likewise.
1419 (op_prio): Likewise.
1420 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1421 * tree-ssa-operands.c (get_expr_operands): Added case for
1423 * tree-vect-patterns.c (widened_name_p): New function.
1424 (vect_recog_dot_prod_pattern): Added function implementation.
1425 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1426 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1427 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1428 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1430 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1431 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1432 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1433 (init_optabs): Initialize new optabs widen_ssum_optab,
1435 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1436 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1437 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1438 use instead of type of def.
1439 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1440 function implementation.
1441 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1442 widen_ssumv8hi): New.
1444 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1447 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1450 * c-decl.c (add_flexible_array_elts_to_size): New function.
1451 (finish_decl): Use it.
1453 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1455 * diagnostic.h: Include options.h.
1456 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1457 dependancies for diagnostic.h.
1458 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1460 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1462 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1463 (ssa_ro_call_cache_valid): Ditto.
1464 * tree-ssa-alias.c (sort_tags_by_id): New function.
1465 (init_transitive_clobber_worklist): Ditto.
1466 (add_to_worklist): Ditto.
1467 (mark_aliases_call_clobbered): Ditto.
1468 (compute_tag_properties): Ditto.
1469 (set_initial_properties): Ditto.
1470 (compute_call_clobbered): Ditto.
1471 (compute_may_aliases): Call compute_call_clobbered and grouping.
1472 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1473 (compute_flow_insensitive_aliasing): Grouping now happens in our
1475 (setup_pointers_and_addressables): Remove clobbering related code.
1476 (add_may_alias): Ditto.
1477 (replace_may_alias): Ditto.
1478 (get_nmt_for): Ditto.
1479 (create_global_var):
1480 (is_escape_site): Return an escape_type enumeration.
1481 * tree-flow-inline.h (is_call_clobbered): Global var does not
1482 imply call clobbered.
1483 (mark_call_clobbered): Take a reason for marking this. Remove
1484 marking of globalness, and cache invalidation.
1485 (clear_call_clobbered): Remove cache invalidation code.
1486 * tree-dfa.c (dump_variable): If details is on, dump the reason
1488 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1490 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1491 (struct var_ann_d): Ditto.
1492 (enum escape_type): New.
1493 (mark_call_clobbered): Adjust prototype.
1494 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1495 are never call clobbered.
1496 Record reasons for escaping.
1497 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1498 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1499 (ssa_ro_call_cache_valid): Ditto.
1500 (clobbered_v_may_defs): Ditto.
1501 (clobbered_vuses): Ditto.
1502 (ro_call_vuses): Ditto.
1503 (clobber_stats): New.
1504 (init_ssa_operands): Zero out clobber stats.
1505 (fini_ssa_operands): Print out clobber stats.
1506 (get_call_expr_operands): Pass callee fndecl to
1508 (add_call_clobber_ops): Remove use of cache.
1509 Add use of PURE_CONST information.
1510 (add_call_read_ops): Remove use of cache.
1511 Add use of static not_read information.
1513 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1515 Introduce TLS descriptors for i386 and x86_64.
1516 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1517 (TARGET_ANY_GNU_TLS): New macro.
1518 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1519 (struct machine_function): Add tls_descriptor_call_expanded_p.
1520 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1521 (ix86_current_function_calls_tls_descriptor): Likewise.
1522 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1523 (override_options): Introduce gnu2 tls dialect.
1524 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1526 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1528 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1529 (ix86_init_machine_status): Initialize new field.
1530 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1531 (ix86_tls_module_base): New.
1532 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1533 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1534 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1535 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1536 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1537 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1538 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
1539 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
1540 * config/i386/predicates.md (tls_modbase_operand): New.
1541 (tp_or_register_operand): New.
1543 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
1545 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
1546 (look_for_address_of): Ditto.
1547 (ipa_init): Walk the function decls.
1548 (static_execute): Don't set readonly on FUNCTION_DECL's.
1550 2006-01-18 Roger Sayle <roger@eyesopen.com>
1552 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
1553 for shifts where the source and destination registers are different.
1555 2006-01-18 Paul Brook <paul@codesourcery.com>
1557 Merge from csl-arm-branch.
1558 2005-03-14 Julian Brown <julian@codesourcery.com>
1559 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
1560 (aeabi_llsl): Likewise.
1561 (ashrdi3): Likewise.
1562 (aeabi_lasr): Likewise.
1563 (lshrdi3): Likewise.
1564 (aeabi_llsr): Likewise.
1565 2005-03-10 Julian Brown <julian@codesourcery.com>
1566 * config.gcc: Disable shared libgcc for SymbianOS.
1567 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
1569 2006-01-18 DJ Delorie <dj@redhat.com>
1571 * c-pragma.c (handle_pragma_diagnostic): New.
1572 (init_pragma): Register it.
1573 * doc/extend.texi: Document it.
1575 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
1576 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
1577 (diagnostic_context): Add classify_diagnostic[].
1578 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
1579 as errors if they're overridden to DK_WARNING.
1580 (diagnostic_initialize): Initialize classify_diagnostic[].
1581 (diagnostic_set_kind_override): New.
1582 (diagnostic_report_diagnostic): Check for kind changes.
1583 * opts.c (common_handle_option): Take lang_mask. Update callers.
1585 * common.opt (Werror=): New.
1586 * doc/invoke.texi: Document -Werror=*
1588 2006-01-18 Jeff Law <law@redhat.com>
1590 * tree-vrp.c (test_for_singularity): Correct test for new
1591 min limit. Use operand_equal_p rather than pointer equality
1592 for testing if new min/max values are equal.
1594 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
1595 using range information until after propagation and folding.
1597 2006-01-18 Richard Henderson <rth@redhat.com>
1598 Aldy Hernandez <aldyh@redhat.com>
1599 Jakub Jelinek <jakub@redhat.com>
1600 Diego Novillo <dnovillo@redhat.com>
1602 * omp-low.c: New file.
1603 * c-omp.c: New file.
1605 2006-01-18 Richard Henderson <rth@redhat.com>
1606 Jakub Jelinek <jakub@redhat.com>
1607 Diego Novillo <dnovillo@redhat.com>
1609 * doc/invoke.texi: Document -fopenmp.
1610 * tree-dump.h (debug_function): Declare.
1611 * hooks.c (hook_bool_tree_bool_false): New function.
1612 (hook_tree_tree_null): Remove.
1613 (hook_tree_tree_tree_null): New.
1614 * hooks.h: Update to match.
1615 * tree-pretty-print.c (debug_tree_chain): New.
1616 (print_generic_expr): Handle TDF_CHAIN.
1617 (dump_generic_node): Handle BLOCK.
1618 Do not abort with incomplete SWITCH_EXPRs.
1619 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1620 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1621 print space after directive name.
1622 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1623 Handle OMP_MASTER and OMP_ORDERED.
1624 Handle printing of OMP_BODY just in one place, goto
1625 dump_omp_body in the rest of OMP_* nodes that have
1627 Don't handle clause nodes here. Update omp statements to
1628 use dump_omp_clauses.
1629 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1630 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1631 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
1632 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
1633 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
1634 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
1635 Adjust output for GOMP_PARALLEL.
1636 (dump_omp_clauses): New.
1637 (print_declaration): Dump DECL_VALUE_EXPR.
1638 (op_symbol_1): Split out of op_symbol.
1639 (dumping_stmts): Remove. Update all users.
1640 * cgraph.c (cgraph_analyze_queue): New.
1641 (cgraph_add_new_function): New.
1642 * cgraph.h (cgraph_analyze_queue): Declare.
1643 (cgraph_add_new_function): Declare.
1644 (cgraph_lower_function): Remove.
1645 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
1646 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
1647 and TYPE_P nodes in its default clause.
1648 (empty_body_p): New.
1649 (tree_range_check_failed): New.
1651 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
1652 OMP_CLAUSE_REDUCTION_MERGE,
1653 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
1654 OMP_CLAUSE_PRIVATE_DEBUG,
1655 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
1656 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
1657 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
1658 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
1659 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
1660 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
1661 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
1662 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1663 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1664 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1665 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
1666 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
1667 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
1668 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1669 (TREE_RANGE_CHECK): New.
1670 (empty_body_p): Declare.
1671 (enum omp_clause_default_kind): New.
1672 (build_string_literal): Declare.
1673 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1674 (build5_stat, build5): Declare.
1675 * tree-pass.h (TDF_CHAIN): Define.
1676 * tree-pass.h (PROP_gimple_lomp): Define.
1677 (pass_lower_omp): Declare.
1678 * diagnostic.h (debug_tree_chain): Declare.
1679 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
1681 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
1682 * builtins.c (build_string_literal): Make extern.
1683 * gcc.c (include_spec_function): New.
1684 (static_spec_functions): Add it.
1685 (main): Move load of libgomp.spec ...
1686 (LINK_COMMAND_SPEC): ... here.
1687 (link_gomp_spec): New.
1688 (static_specs): Include it.
1689 (LINK_COMMAND_SPEC): Add link_gomp.
1690 (GOMP_SELF_SPECS): New.
1691 (driver_self_specs): Include it.
1692 (switch_matches): Don't mark inline.
1693 (main): Load libgomp.spec.
1694 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
1695 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
1696 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
1697 * tree-gimple.h (enum omp_parallel): Declare.
1698 (determine_parallel_type): Declare.
1699 (omp_firstprivatize_variable): Declare.
1700 (omp_reduction_init): Declare.
1701 (diagnose_omp_structured_block_errors): Declare.
1702 (struct walk_stmt_info): Add want_return_expr.
1703 (struct walk_stmt_info): Add want_bind_expr, want_locations.
1704 (find_omp_clause): Declare.
1705 (insert_field_into_struct): Declare.
1706 (struct walk_stmt_info): Move from tree-nested.c
1707 (walk_stmts): Declare.
1708 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1710 * cgraphunit.c (cgraph_lower_function): Make static.
1711 (cgraph_finalize_pending_functions): New.
1712 (cgraph_finalize_function): Call it.
1713 (cgraph_finalize_compilation_unit): Likewise.
1714 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
1715 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
1716 (BT_FN_UINT_UINT): New.
1717 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
1718 DEF_FUNCTION_TYPE_VAR_4): Document.
1719 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
1720 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
1721 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
1722 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
1723 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
1724 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
1725 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
1726 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
1727 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
1728 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
1729 into separate files.
1730 (DEF_GOMP_BUILTIN): New.
1731 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
1732 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
1733 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
1734 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
1735 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
1736 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
1737 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
1738 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
1739 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
1740 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
1741 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
1742 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
1743 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
1744 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
1745 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
1746 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
1747 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
1748 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
1749 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
1750 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
1751 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
1752 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
1753 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
1754 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
1755 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
1756 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
1757 * sync-builtins.def: New file, moved from builtins.def.
1758 * omp-builtins.def: New file, moved from builtins.def.
1759 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
1760 * gimple-low.c (lower_function_body): Clear data.
1761 (lower_stmt): Do not handle COMPOUND_EXPR.
1762 Remove call to print_node_brief.
1763 * c-tree.h (c_finish_omp_clauses): New prototype.
1764 (C_DECL_THREADPRIVATE_P): Define.
1765 (lookup_name_no_remap, c_omp_remap_private): Remove
1766 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
1767 (check_for_loop_decls): Update decl.
1768 (lookup_name_no_remap, c_omp_remap_private): Declare.
1769 (build_indirect_ref, build_modify_expr, pushdecl,
1770 pushdecl_top_level): Move to c-common.h.
1771 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
1772 before the switch, but just in the 2 places that need it.
1773 * c-decl.c (diagnose_mismatched_decls): Do not check for
1774 mismatched thread-local attributes when OLDDECL is marked
1775 threadprivate and NEWDECL has no thread-local attributes.
1776 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
1777 (c_gimple_diagnostics_recursively): Rename from
1778 c_warn_unused_result_recursively. Invoke
1779 diagnose_omp_structured_block_errors.
1780 (check_for_loop_decls): Return a singular decl found.
1781 * langhooks.c (lhd_omp_predetermined_sharing): Return
1782 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
1783 (lhd_omp_firstprivatize_type_sizes): New.
1784 (lhd_omp_assignment): New.
1785 (lhd_omp_predetermined_sharing): New.
1786 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
1787 (struct lang_hooks_for_types): Add
1788 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
1789 omp_predetermined_sharing, omp_disregard_value_expr,
1790 omp_private_debug_clause, omp_clause_default_ctor,
1791 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
1792 (c_finish_omp_clauses): New.
1793 (c_finish_bc_stmt): Diagnose break within omp for.
1794 (c_begin_omp_parallel, c_finish_omp_parallel): New.
1795 (build_unary_op): Return error_mark after reporting
1797 (build_modify_expr): Likewise.
1798 * gimplify.c: Include optabs.h and pointer-set.h.
1799 (enum gimplify_omp_var_data): Declare.
1800 (struct gimplify_omp_ctx): Declare.
1801 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
1803 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
1804 (push_gimplify_context, pop_gimplify_context): Allow nesting.
1805 (splay_tree_compare_decl_uid): New.
1806 (new_omp_context): New.
1807 (delete_omp_context): New.
1808 (gimple_add_tmp_var): Call omp_add_variable.
1809 (gimplify_bind_expr): Likewise.
1810 (gimplify_var_or_parm_decl): If omp_notice_variable returned
1811 true, disregard DECL_VALUE_EXPR on the decl if any.
1812 (gimplify_expr_in_ctx): New.
1813 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
1814 omp_add_variable, omp_notice_variable, omp_is_private
1815 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
1816 gimplify_adjust_omp_clauses, gimplify_omp_parallel
1817 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
1818 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
1819 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
1820 gimplify_omp_atomic): New.
1821 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1822 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1823 OMP_CRITICAL and OMP_ATOMIC.
1824 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
1825 * c-pragma.h (enum pragma_kind): Add
1826 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
1827 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
1828 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
1829 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
1830 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
1831 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
1832 PRAGMA_OMP_THREADPRIVATE.
1833 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1834 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1835 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
1836 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
1837 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
1838 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
1839 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
1840 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
1841 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
1842 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
1843 * tree-ssa-dce.c (find_control_dependence): Do not assume that
1844 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
1845 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
1847 (struct nesting_info): Add field_map,
1848 suppress_expansion, debug_var_chain.
1849 (create_nesting_tree): Initialize them.
1850 (lookup_field_for_decl): Use field_map.
1851 (get_nonlocal_debug_decl, get_local_debug_decl): New.
1852 (convert_local_omp_clauses): New.
1853 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
1854 (walk_body): Split out of walk_function.
1855 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
1856 (convert_nonlocal_reference): Handle omp statements.
1857 (convert_local_reference): Likewise.
1858 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
1859 (unnest_nesting_tree): New.
1860 (lower_nested_functions): Call it.
1861 (insert_field_into_struct): Make extern.
1862 (struct walk_stmt_info): Move to tree-gimple.h.
1863 (walk_stmts): Make extern.
1864 * omp-builtins.def: New file.
1865 * tree-iterator.c (expr_only): Clarify comment.
1866 * c-common.h (pushdecl_top_level, pushdecl,
1867 build_modify_expr, build_indirect_ref,
1868 c_finish_omp_master, c_finish_omp_critical,
1869 c_finish_omp_ordered, c_finish_omp_barrier,
1870 c_finish_omp_atomic, c_finish_omp_flush,
1871 c_finish_omp_for, c_split_parallel_clauses,
1872 omp_clause_default_kind, c_omp_sharing_predetermined,
1873 c_omp_remap_decl): Declare.
1874 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
1875 (OBJS-common): Add omp-low.o.
1876 (c-omp.o, omp-low.o): Add.
1877 (gimplify.o): Add dependency on $(OPTABS_H).
1878 (GTFILES): Add omp-low.c.
1879 (gt-stringpool.h): Add.
1880 * tree-cfg.c (set_bb_for_stmt): Do not update the
1881 block-to-labels map if we are currently expanding to RTL.
1882 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
1884 Handle IDENTIFIER_NODE.
1885 (tree_verify_flow_info): Do not ICE when emitting error
1886 messages about invalid labels.
1887 (dump_function_to_file): Reset CFUN before emitting the body
1889 (debug_function): New.
1890 * passes.c (init_optimization_passes): Schedule
1892 * langhooks-def.h (lhd_omp_predetermined_sharing,
1893 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
1895 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
1896 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
1897 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
1898 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
1899 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
1900 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
1901 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
1902 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
1903 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
1904 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
1905 (LANG_HOOK_DECLS): Use them.
1907 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
1908 Richard Henderson <rth@redhat.com>
1909 Jakub Jelinek <jakub@redhat.com>
1910 Diego Novillo <dnovillo@redhat.com>
1912 * c-parser.c (pragma_omp_clause): Define.
1913 (c_parser_declaration_or_fndef): Document OpenMP syntax.
1914 (c_parser_compound_statement): Likewise.
1915 (c_parser_statement): Likewise.
1916 (c_parser_pragma): Handle omp pragmas.
1917 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
1918 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
1919 (c_parser_omp_clause_name, check_no_duplicate_clause,
1920 c_parser_omp_variable_list,
1921 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
1922 c_parser_omp_clause_copyprivate,
1923 c_parser_omp_clause_default,
1924 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
1925 c_parser_omp_clause_lastprivate,
1926 c_parser_omp_clause_nowait,
1927 c_parser_omp_clause_num_threads,
1928 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
1929 c_parser_omp_clause_reduction,
1930 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
1931 c_parser_omp_all_clauses, c_parser_omp_structured_block,
1932 c_parser_omp_atomic, c_parser_omp_barrier,
1933 c_parser_omp_critical, c_parser_omp_flush,
1934 c_parser_omp_for_loop, c_parser_omp_for,
1935 c_parser_omp_master, c_parser_omp_ordered,
1936 c_parser_omp_sections_scope, c_parser_omp_sections,
1937 c_parser_omp_parallel, c_parser_omp_single,
1938 c_parser_omp_construct, c_parser_omp_threadprivate): New.
1939 * c-pragma.c (init_pragma): Do omp pragma registration here.
1940 * c.opt (fopenmp): New flag.
1942 2006-01-18 Eric Christopher <echristo@apple.com>
1944 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
1945 * config/darwin.h (GOMP_SELF_SPECS): Define.
1947 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1949 * rtl.h: Remove the prototype for reg_alloc.
1951 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1954 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
1955 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
1956 sjlj and dwarf2 exception handling.
1957 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
1958 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
1959 * pa/pa.c (function_value): Treat complex and vector types as
1961 (function_arg): Likewise. Only pass scalar floats in the floating
1962 point argument registers.
1963 * pa/t-slibgcc-dwarf-ver: New file.
1964 * pa/t-slibgcc-sjlj-ver: New file.
1965 * pa/t-slibgcc-elf-ver: Delete file.
1967 2006-01-19 Alan Modra <amodra@bigpond.net.au>
1969 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
1970 unlikely_test_section_p test.
1972 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1974 * mode-switching.c (optimize_mode_switching): Make it static.
1975 * basic-block.h: Remove the prototype for
1976 optimize_mode_switching.
1978 * modulo-sched.c (sms_schedule): Make it static.
1979 * rtl.h: Remove the prototype for sms_schedule.
1981 * postreload-gcse.c (gcse_after_reload_main): Make it static.
1982 * rtl.h: Remove the prototype for gcse_after_reload_main.
1984 * reg-stack.c (reg_to_stack): Make it static.
1985 * rtl.h: Remove the prototype for reg_to_stack.
1987 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
1989 * rtl.h: Remove the prototypes for regrename_optimize and
1990 copyprop_hardreg_forward.
1992 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
1994 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
1995 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
1996 Test against the appropriate null constant for the mode.
1997 If 'fixup_overlap' is true, swap the operands if they overlap.
1998 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
1999 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2000 alpha_split_tmode_pair and adjust for above change.
2001 * config/alpha/alpha.md (movtf_internal): Adjust call to
2002 alpha_split_tfmode_pair and rely on it to swap the operands.
2003 (movti_internal): New insn and post-reload splitter.
2004 (movti): New expander.
2006 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2008 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2011 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2013 * rtlanal.c (global_reg_mentioned_p_1,
2014 global_reg_mentioned_p): Remove.
2015 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2017 * flow.c (initialize_uninitialized_subregs): Make it static.
2018 * rtl.h: Remove the prototype for
2019 initialize_uninitialized_subregs.
2021 * function.c (instantiate_virtual_regs): Make it static.
2022 * function.h: Remove the prototype for
2023 instantiate_virtual_regs.
2025 * regmove.c (regmove_optimize, combine_stack_adjustments):
2027 * rtl.h: Remove the prototypes for regmove_optimize and
2028 combine_stack_adjustments.
2030 2006-01-17 Roger Sayle <roger@eyesopen.com>
2032 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2033 (size_cost): Encode costs in bytes so that a reg-reg addition is
2034 equivalent to COSTS_N_INSNS(1).
2035 (override_options): Use the size_cost.branch_cost as the default
2036 ix86_branch_cost when optimizing for size.
2038 2006-01-18 Ben Elliston <bje@au.ibm.com>
2040 * Makefile.in (D32PBIT_FUNCS): New.
2041 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2042 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2043 D64PBIT_FUNCS and D128PBIT_FUNCS.
2044 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2045 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2047 (decnumber_dep): Define.
2048 * doc/libgcc.texi (Decimal float library routines): New node.
2049 * config/dfp-bit.h, config/dfp-bit.c: New files.
2051 2006-01-18 Ben Elliston <bje@au.ibm.com>
2053 * expr.c (emit_move_change_mode): Always adjust addresses, not
2054 just during reload. Copy replacements only during reload.
2055 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2056 emit_move_via_integer.
2058 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2060 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2061 instead of $(srcdir) and ${srcdir}.
2063 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2067 * arm.h (struct machine_function): Add pic_reg.
2068 * arm.c (arm_pic_register): Make unsigned.
2069 (arm_override_options): Only set arm_pic_register if
2070 TARGET_SINGLE_PIC_BASE.
2071 (use_return_insn): Only test for a pic register if it is fixed.
2072 (arm_compute_save_reg0_reg12_mask): Likewise.
2073 (thumb_compute_save_reg_mask): Likewise.
2074 (legitimate_pic_operand): Factor out some known invariants.
2075 (legitimize_pic_address): If we don't have a fixed pic register,
2076 then set up a pseudo in the function entry sequence. Handle the
2077 pic base being in a pseudo.
2078 (arm_load_pic_register): Handle the pic register being in a pseudo.
2079 (arm_expand_prologue): Only set up the pic register if it is fixed.
2080 (thumb_expand_prologue): Likewise.
2081 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2082 (pic_load_addr_based_insn): Likewise.
2083 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2086 2006-01-18 Ben Elliston <bje@au.ibm.com>
2088 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2089 decimal float modes for all floating point registers.
2091 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2092 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2094 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2097 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2098 even when the pointer is not NULL.
2100 2006-01-16 Ian Lance Taylor <ian@airs.com>
2102 * common.opt (ftoplevel-reorder): New option.
2103 * cgraph.c (cgraph_asm_nodes): New global variable.
2104 (cgraph_asm_last_node): New static variable.
2105 (cgraph_order): New global variable.
2106 (cgraph_create_node): Set new order field.
2107 (cgraph_varpool_node): Likewise.
2108 (decide_is_variable_needed): Return true if not
2109 flag_toplevel_reorder.
2110 (cgraph_add_asm_node): New function.
2111 * cgraph.h (struct cgraph_node): Add order field.
2112 (struct cgraph_varpool_node): Add order field.
2113 (struct cgraph_asm_node): Define.
2114 (cgraph_asm_nodes, cgraph_order): Declare.
2115 (cgraph_add_asm_node): Declare.
2116 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2118 (cgraph_varpool_assemble_pending_decls): Call it.
2119 (cgraph_output_pending_asms): New static function.
2120 (cgraph_finalize_compilation_unit): Call it.
2121 (struct cgraph_order_sort): Define.
2122 (cgraph_output_in_order): New static function.
2123 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2124 !flag_toplevel_reorder case.
2125 * c-parser.c: Include "cgraph.h".
2126 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2128 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2129 than -fno-unit-at-a-time.
2130 * doc/invoke.texi (Option Summary): Mention
2131 -fno-toplevel-reorder.
2132 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2133 -funit-at-a-time documentation.
2135 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2136 Kazu Hirata <kazu@codesourcery.com>
2138 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2140 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2142 * Makefile.in (FUNCTION_H): New. Use it instead of
2143 function.h throughout the file.
2144 * function.h: Include tree.h.
2146 2006-01-17 Ben Elliston <bje@au.ibm.com>
2148 * recog.c: Separate some functions with whitespace.
2150 2006-01-16 Richard Henderson <rth@redhat.com>
2152 Merge from gomp branch:
2153 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2154 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2155 and rename from struct inline_data. Rename callee* to dst*;
2156 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2157 transform_new_cfg, transform_return_to_modify, and
2158 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2160 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2161 (copy_decl_for_dup): Remove.
2162 * tree-inline.c (struct inline_data): Move to header.
2163 (insert_decl_map): Export.
2164 (remap_decl): Update for member name changes. Use copy_decl hook.
2165 Allow for replacement to be a non-decl. Remove dead code.
2166 (remap_type_1): Check for existing mapping.
2167 (remap_type): Export.
2168 (remap_decls): Update for member name changes.
2169 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2170 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2171 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2172 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2173 (tree_function_versioning, build_duplicate_type): Likewise.
2174 (copy_body_r): Likewise. Export.
2175 (copy_decl_for_dup): Split into ...
2176 (copy_decl_for_dup_finish, copy_decl_to_var,
2177 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2178 (replace_ref_tree, inlining_p): Remove.
2180 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2182 * ifcvt.c (if_convert): Make it static.
2183 * rtl.h: Remove the prototype for if_convert.
2185 * local-alloc.c (local_alloc): Make it static.
2186 * rtl.h: Remove the prototype for local_alloc.
2188 * loop.c (loop_optimize): Make it static.
2189 * cfgloop.h: Remove the prototype for loop_optimize.
2192 2006-01-16 DJ Delorie <dj@redhat.com>
2194 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2197 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2199 * pa.md: Disparage copies between general and floating-point registers
2200 in 32-bit move patterns.
2202 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2205 * Makefile.in (check-%): Depend on site.exp instead of
2206 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2209 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2211 * global.c (global_alloc): Make it static.
2212 * rtl.h: Remove the prototype for global_alloc.
2214 2006-01-16 Richard Guenther <rguenther@suse.de>
2216 * tree-ssa-alias.c (struct used_part): Add write_only field.
2217 (get_or_create_used_part_for): Initialize it to true.
2218 (create_overlap_variables_for): Don't create structure variables
2219 for structures that only are written to.
2220 (find_used_portions): Handle MODIFY_EXPR to track whether a
2221 structure is only written to.
2223 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2225 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2227 * basic-block.h: Remove the prototype for
2228 partition_hot_cold_basic_blocks.
2230 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2232 * cppspec.c (lang_specific_spec_functions): Remove.
2233 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2234 * gcc.h (lang_specific_spec_functions): Remove.
2235 * gccspec.c (lang_specific_spec_functions): Remove.
2237 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2239 * combine.c (record_value_for_reg): Invalidate registers
2241 (record_dead_and_set_regs_1): Likewise, by passing them to
2242 record_value_for_reg.
2243 (record_dead_and_set_regs): Invalidate stores made by a
2244 call. We do not combine across a call, but we still
2245 relied on equivalences.
2247 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2249 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2250 vrp_int_const_binop returning non-constant nodes.
2252 2006-01-16 Paul Brook <paul@codesourcery.com>
2254 * config/m68k/m68k.c (output_move_const_into_data_reg):
2255 Output correct mnemonic for mvz and mvs.
2257 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2259 * rtl-factoring.c: Add sequence abstraction algorithm.
2260 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2261 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2263 (block_has_preserve_label): New function.
2264 * common.opt: Register new pass.
2265 * Makefile.in: Ditto.
2267 * timevar.def: Ditto.
2268 * tree-pass.h: Ditto.
2269 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2270 * rtl.h (make_jump_insn_raw): Add forward decl.
2271 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2273 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2274 Roger Sayle <roger@eyesopen.com>
2276 * fold-const.c (fold_minmax): New static function.
2277 (fold_binary) <MIN_EXPR>: Call it.
2278 <MAX_EXPR>: Likewise.
2279 * stor-layout.c (place_field): Use DECL_SIZE consistently
2280 in the computation of the new record size.
2282 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2284 * cse.c (cse_condition_code_reg): Make it static.
2285 * rtl.h: Remove the prototype for cse_condition_code_reg.
2287 * combine.c (combine_instructions): Make it static.
2288 * rtl.h: Remove the prototype for combine_instructions.
2290 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2293 * tree.c (get_file_function_name_long): Concatenate the first global
2294 object name with a string derived from the input filename of the object
2297 2006-01-16 Ben Elliston <bje@au.ibm.com>
2299 * config/i386/winnt-stubs.c: Update FSF address.
2300 * config/xtensa/ieee754-df.S: Ditto.
2301 * config/xtensa/ieee754-sf.S: Ditto.
2303 2006-01-14 Ian Lance Taylor <ian@airs.com>
2305 * ifcvt.c (noce_init_if_info): New static function, broken out of
2306 noce_process_if_block.
2307 (noce_process_if_block): Call noce_init_if_info.
2308 (check_cond_move_block): New static function.
2309 (cond_move_process_if_block): New static function.
2310 (process_if_block): Call cond_move_process_if_block.
2312 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2314 * cselib.c (hash_table): Rename to cselib_hash_table.
2315 (cselib_clear_table, discard_useless_values,
2316 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2317 cselib_init, cselib_finish): Adjust uses of hash_table.
2319 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2321 PR tree-optimization/25485
2322 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2323 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2324 is known to be false and true, respectively.
2326 2006-01-14 Richard Guenther <rguenther@suse.de>
2328 PR tree-optimization/22548
2329 PR tree-optimization/22555
2330 PR tree-optimization/22501
2331 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2332 * params.def (salias-max-array-elements): New parameter.
2333 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2334 * doc/invoke.texi (salias-max-array-elements): Document.
2335 * tree-flow-inline.h (var_can_have_subvars): We also handle
2337 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2339 * tree-ssa-structalias.c (params.h): Include.
2340 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2341 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2342 (get_constraint_for): For ADDR_EXPR operating on something
2343 containing an ARRAY_REF, add all subvars to the solution.
2344 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2345 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2346 for creating MUST_DEFs.
2347 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2349 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2351 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2353 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2354 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2355 number_of_iterations_le): New functions.
2356 (number_of_iterations_special): Removed.
2357 (number_of_iterations_exit): Do not use number_of_iterations_special.
2358 * tree.c (unsigned_type_for): Always return integer type.
2360 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2361 Richard Guenther <rguenther@suse.de>
2363 PR rtl-optimization/24257
2364 * gcse.c (find_moveable_store): Only consider a store movable
2365 when the SET_SRC of the insn can be assigned to a register.
2367 2006-01-14 Ian Lance Taylor <ian@airs.com>
2369 * tree.c (tree_not_class_check_failed): New function.
2370 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2371 (tree_not_class_check_failed): Declare.
2373 2006-01-13 Ian Lance Taylor <ian@airs.com>
2375 * reload1.c (do_output_reload): Add assertion rejecting a
2378 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2380 * combine.c (struct reg_stat): Add new fields truncation_label and
2382 (record_value_for_reg): Reset truncated_to_mode.
2383 (record_truncated_value): New function.
2384 (check_promoted_subreg): Call it. Rename to check_conversions.
2385 (combine_instructions): Rename check_promoted_subreg to
2387 (reg_truncated_to_mode): New function.
2388 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2389 (gen_lowpart_or_truncate): New function.
2390 (force_to_mode): Use it instead of gen_lowpart.
2392 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2394 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2395 VAR is a tag, not its type tag.
2397 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2399 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2400 alternatives to match style of other entries.
2401 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2403 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2405 PR tree-optimization/25771
2406 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2409 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2412 * tree-inline.c (declare_return_variable): If the return variable
2413 was marked as a non gimple complex, set the return slot variable
2414 to be a non gimple comple variable.
2416 2006-01-13 Richard Guenther <rguenther@suse.de>
2418 * builtins.c (expand_builtin_sincos): New function.
2419 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2421 (expand_builtin): Expand sincos using expand_builtin_sincos.
2423 2006-01-12 DJ Delorie <dj@redhat.com>
2425 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2426 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2427 so that constant shifts can be split.
2428 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2429 (m32c_valid_pointer_mode): Make static.
2430 (shift_gen_func_for): New.
2431 (m32c_prepare_shift): Use it. Split large const shifts into
2433 * config/m32c/predicates.md (shiftcount_operand): Allow more
2435 (longshiftcount_operand): New.
2436 * doc/md.texi (Machine Constraints): Document In6.
2438 2006-01-13 Ben Elliston <bje@au.ibm.com>
2440 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2441 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2444 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2446 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2447 to try to avoid clobbering pieces of structures when we know
2448 something about the whole structure.
2449 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2451 2006-01-13 Ben Elliston <bje@au.ibm.com>
2453 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2454 return in memory, as this is no limitation is no longer present.
2456 2006-01-12 DJ Delorie <dj@redhat.com>
2458 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2459 mova with fb, and for fb+0 -> An.
2461 * config/m32c/mov.md (peephole2): Fix enabling logic.
2463 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2464 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2465 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2466 FINI_ARRAY_SECTION_ASM_OP): Define.
2468 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2470 (m32c_legitimize_reload_address): New logic to reload FB to An.
2471 (m32c_output_reg_push): Add newline.
2472 (m32c_output_reg_pop): Likewise.
2474 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2476 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2478 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2480 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2482 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2484 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2487 2006-01-11 Ben Elliston <bje@au.ibm.com>
2489 * rtlanal.c (find_reg_note): Assert insn is not null.
2491 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2493 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2496 2006-01-11 Jeff Law <law@redhat.com>
2498 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2500 (mark_threaded_blocks, register_jump_thread): New functions.
2501 (thread_through_all_blocks): Remove unwanted argument. No
2502 longer rely on e->aux to communicate thread target info.
2503 Call mark_threaded_blocks. Release the threaded_blocks
2504 bitmap and threaded_edges vector when complete.
2505 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2506 (threaded_blocks): Remove.
2507 (tree_ssa_dominator_optimize): Remove initialization and
2508 finalization of threaded_blocks. Simplify call to
2509 thread_through_all_blocks.
2510 (thread_across_edge): Call register_jump_thread rather than
2511 storing thread information into e->aux.
2512 (free_all_edge_infos): Simplify now that e->aux is no longer
2513 used to communicate with thread_through_all_blocks.
2514 * tree-flow.h (thread_through_all_blocks): Update prototype.
2515 (register_jump_thread): Prototype.
2517 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2519 * df-core.c (df_compact_blocks, df_bb_replace): Use
2520 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2522 2006-01-11 Richard Guenther <rguenther@suse.de>
2524 PR tree-optimization/25734
2525 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2526 stop propagation after successful propagation to the LHS.
2528 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2530 * basic-block.h (control_flow_graph): Change the type of
2531 x_basic_block_info to VEC(basic_block,gc) *.
2532 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2534 (SET_BASIC_BLOCK): New.
2535 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2536 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2537 * cfgbuild.c (find_basic_blocks): Likewise.
2538 * cfglayout.c (fixup_reorder_chain): Likewise.
2539 * cfgrtl.c (create_basic_block_structure,
2540 rtl_create_basic_block): Likewise.
2541 * ifcvt.c (find_if_case_1): Likewise.
2542 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
2545 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2547 * Makefile.in: Removed rotted odf.c entry.
2549 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
2552 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
2553 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
2554 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
2555 output pattern modifier, not %e.
2556 * config/cris/cris.c (cris_op_str): Update comment about pattern
2558 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
2559 before falling through into...
2560 <case 'E'>: Redefined from old 'e' case.
2562 2006-01-11 Jan Hubicka <jh@suse.cz>
2565 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2567 2006-01-11 Jan Hubicka <jh@suse.cz>
2569 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
2570 * i386.c (x86_decompose_lea): Kill.
2571 (ix86_rtx_costs): Kill.
2573 2006-01-11 Jan Hubicka <jh@suse.cz>
2575 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
2576 * cgraph.h (cgraph_node): Add inline_decl.
2577 (cgraph_insert_node_to_hashtable): Declare.
2578 (save_inline_function_body): Declare.
2579 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
2581 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
2582 (cgraph_function_versioning): Update call of tree_function_versioning.
2583 (save_inline_function_body): New function.
2584 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
2585 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
2586 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
2587 (cgraph_default_inline_p): Likewise.
2588 (cgraph_decide_inlining_incrementally): Likewise.
2589 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
2590 (copy_bb): Kill saving; do updating of clones.
2591 (copy_cfg_body): Kill saving.
2592 (initialize_inlined-parameters): Likewise.
2593 (expand_call_inline): Likewise.
2595 (tree_function_versioning): New parameter "update_clones".
2596 (inlining_p): Kill saving.
2597 * tree-inline.h (tree_function_versioning): Update prototype.
2598 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
2601 2006-01-11 Ian Lance Taylor <ian@airs.com>
2603 * combine.c (struct undo): Remove is_int. Enumify types of undos.
2604 Allow undoing set of machine mode.
2605 (do_SUBST): Use enums instead of is_int.
2606 (do_SUBST_MODE): New function.
2607 (SUBST_MODE): New macro.
2608 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2609 reg and trying to replace reg_regno_rtx with a new register.
2610 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2611 (simplify_set): Use SUBST_MODE.
2612 (distribute_notes): Remove code that tried to update reg notes
2613 for regno_reg_rtx changes.
2615 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2617 PR tree-optimization/23109
2618 PR tree-optimization/23948
2619 PR tree-optimization/24123
2621 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2622 * tree-cfg.c (single_noncomplex_succ): New.
2623 * tree-flow.h (single_noncomplex_succ): Declare it.
2624 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2625 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2626 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2627 insert_bb, register_division_in, insert_reciprocals,
2628 replace_reciprocal, free_bb): New.
2629 (execute_cse_reciprocals_1): Rewritten.
2630 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2631 Do not commit any edge insertion. Always compute dominators and
2632 create the allocation pool.
2633 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
2634 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
2635 * targhooks.c (default_min_divistions_for_recip_mul): New.
2636 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
2637 * passes.c (init_optimization_passes): Run recip after tree loop
2639 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2641 2006-01-11 Danny Berlin <dberlin@dberlin.org>
2642 Kenneth Zadeck <zadeck@naturalbridge.com>
2644 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
2645 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
2646 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
2647 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
2648 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
2649 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
2650 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
2651 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
2652 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
2653 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
2654 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
2655 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
2656 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
2657 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
2658 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
2659 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
2660 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
2661 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
2662 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2663 DF_SCAN_POST_ALLOC): New macros.
2664 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2665 df_free_bb_function, df_local_compute_function, df_init_function,
2666 df_dataflow_function, df_confluence_function_0,
2667 df_confluence_function_n, df_transfer_function,
2668 df_finalizer_function, df_free_function, df_dump_problem_function,
2669 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
2670 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
2671 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
2672 df_urec_bb_info, ) New types.
2673 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
2675 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
2676 df_analyze_simple_change_some_blocks,
2677 df_analyze_simple_change_one_block, df_compact_blocks,
2678 df_bb_replace, df_bb_regno_last_use_find,
2679 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
2680 df_insn_regno_def_p, df_find_def, df_find_use,
2681 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
2682 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
2683 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
2684 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
2685 debug_df_chain, df_get_dependent_problem, df_chain_create,
2686 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
2687 df_grow_bb_info, df_chain_dump, df_print_bb_index,
2688 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
2689 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
2690 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
2691 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
2692 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
2693 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
2694 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
2695 df_ref_remove, df_insn_refs_delete, df_refs_delete,
2696 df_reorganize_refs, df_set_state, df_hard_reg_init,
2697 df_read_modify_subreg_p) New public functions.
2698 * df-core.c: The core dataflow solver and glue routines for rtl
2700 (df_init, df_add_problem, df_set_blocks, df_finish,
2701 df_hybrid_search_forward, df_hybrid_search_backward,
2702 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
2703 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
2704 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
2705 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
2706 df_reg_defined, df_find_use, df_reg_used, df_dump,
2707 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
2708 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
2709 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
2710 debug_df_useno, reset_df_after_reload): New functions.
2711 * df-scan.c: The scanning fuctions, once in df.c, completely
2712 rewritten so that they now fully model the functionality of
2713 register usage at the backend.
2714 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
2715 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
2716 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
2717 df_grow_insn_info, df_rescan_blocks, df_ref_create,
2718 df_get_artificial_defs, df_get_artificial_uses,
2719 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
2720 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
2721 df_refs_delete, df_reorganize_refs, df_set_state,
2722 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
2723 df_def_record_1, df_defs_record, df_uses_record,
2724 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
2725 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
2726 df_record_exit_block_uses, df_hard_reg_init): New functions.
2728 * df-problems.c: Seven concrete dataflow problems that use the
2729 scanning in df-scan.c and are solved by the engine in df-core.c.
2730 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
2731 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
2732 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
2733 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
2734 df_ru_free_bb_info, df_ru_alloc,
2735 df_ru_bb_local_compute_process_def,
2736 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2737 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2738 df_ru_transfer_function, df_ru_free, df_ru_dump,
2739 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
2740 df_rd_free_bb_info, df_rd_alloc,
2741 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
2742 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
2743 df_rd_transfer_function, df_rd_free, df_rd_dump,
2744 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
2745 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
2746 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
2747 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
2748 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
2749 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
2750 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
2751 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
2752 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
2753 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
2754 df_urec_mark_reg_change, df_urec_check_earlyclobber,
2755 df_urec_mark_reg_use_for_earlyclobber,
2756 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2757 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2758 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2759 df_urec_dump, df_urec_add_problem, df_chain_alloc,
2760 df_chain_create_bb_process_use, df_chain_create_bb,
2761 df_chain_finalize, df_chain_free, df_chains_dump,
2762 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
2763 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
2764 df_reg_lifetime): New functions.
2765 * df.c: Deleted file.
2766 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
2767 consistent with new df api.
2768 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
2769 rest_of_handle_sms): Ditto.
2770 * web.c (unionfind_union, union_defs, entry_register, web_main):
2772 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
2773 invariant_expr_equal_p, find_defs, check_dependencies,
2774 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
2775 free_inv_motion_data, move_loop_invariants): Ditto.
2776 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
2777 Update dependencies.
2778 (odf.c): Added defective entry that was deleted later in day.
2779 * sched-deps.c (sched_analyze_1): Ditto.
2781 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2783 * tree-ssa-operands.c (get_expr_operands): Record addressable
2784 variables directly. Do not call add_stmt_operands for CONST_DECLs
2786 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
2787 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
2789 2006-01-11 Ben Elliston <bje@au.ibm.com>
2791 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
2792 function returns true in the positive case.
2794 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2797 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
2798 for SI, DI, SF and DF modes. Add alternatives to copy between
2799 general and floating point registers to the 32-bit patterns.
2800 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
2801 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
2802 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
2803 generating 64-bit code.
2804 * config/pa/pa.c (output_move_double): Handle copies between general
2805 and floating registers.
2807 2006-01-10 Stuart Hastings <stuart@apple.com>
2809 * config/i386/i386.md (set_got): Update.
2810 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
2811 (builtin_setjmp_receiver): Mach-O support.
2812 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
2813 (GOT_SYMBOL_NAME): Define.
2814 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2815 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
2816 * config/i386/i386.c (override_options): Revise for Darwin.
2817 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
2818 support. (darwin_x86_file_end): New. (output_set_got): Add label
2819 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
2820 * config/i386/i386-protos.h (output_set_got): Likewise.
2821 * config/darwin.c (machopic_legitimize_pic_address): Update
2824 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
2826 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
2827 when MODE isn't BLKmode.
2829 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2831 PR rtl-optimization/25367
2832 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
2834 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
2837 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
2838 for a negative bound.
2840 2006-01-10 Richard Guenther <rguenther@suse.de>
2842 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2843 Never override with anything constraint.
2845 2006-01-10 Jan Beulich <jbeulich@novell.com>
2847 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
2848 256 bits when optimize_size.
2850 2006-01-10 Jan Beulich <jbeulich@novell.com>
2852 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
2854 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
2855 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
2858 2006-01-10 Ben Elliston <bje@au.ibm.com>
2860 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
2862 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
2863 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2864 (USE_FP_FOR_ARG): Reject decimal float modes.
2865 (function_arg_advance): Likewise.
2866 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
2867 (rs6000_handle_altivec_attribute): Do not permit decimal floating
2868 point types in AltiVec vectors.
2869 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
2870 (rs6000_libcall_value): Likewise.
2872 2006-01-09 Bob Wilson <bob.wilson@acm.org>
2874 * config/xtensa/ieee754-df.S: New file.
2875 * config/xtensa/ieee754-sf.S: New file.
2876 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
2877 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
2878 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
2880 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
2882 * config/sh/predicates.md (binary_float_operator,
2883 binary_logical_operator, commutative_float_operator,
2884 equality_comparison_operator, greater_comparison_operator,
2885 less_comparison_operator, logical_operator,
2886 noncommutative_float_operator, shift_operator,
2887 symbol_ref_operand, unary_float_operator): Remove redundant
2890 2006-01-09 Jeff Law <law@redhat.com>
2892 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
2893 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
2894 now unused arguments. Callers updated.
2895 (eliminate_redundant_computations): Remove now unused arguments,
2897 (local_fold): Remove, no longer used.
2898 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
2900 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
2901 (simplify_cond): New function.
2902 (forward_propagate_into_cond): Call simplify_cond.
2904 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
2906 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
2907 (*vec_extractv2di_1_sse): New.
2909 2006-01-09 Ben Elliston <bje@au.ibm.com>
2911 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
2913 2006-01-08 Richard Guenther <rguenther@suse.de>
2915 * tree-ssa-structalias.c (get_constraint_for): Remove
2917 (get_constraint_for_component_ref): Likewise.
2918 (do_deref): Likewise.
2919 (get_constraint_for): Likewise.
2920 (do_structure_copy): Likewise.
2921 (handle_ptr_arith): Likewise.
2922 (find_func_aliases): Likewise. Remove unused need_anyoffset
2925 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
2926 Kaz Kojima <kkojima@gcc.gnu.org>
2928 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
2929 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
2930 (EXTRA_CONSTRAINT_C16): Remove.
2931 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
2932 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
2933 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
2934 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
2935 constants of SHmedia. Handle nested constant expressions of
2937 (andcosts): Fix the costs for SHmedia constants.
2938 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
2939 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
2940 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
2941 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
2942 (movv4hi_i, movv2si_i): Likewise.
2943 (movsi_const): Adjust the second operand of ior so to match with
2945 (movdi_const, movdi_const_32bit): Likewise.
2946 (movdi_const_16bit+1): Don't sign-extend LOW.
2947 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
2949 (*double_shori): Fix the split condition. Use GEN_INT instead
2950 of get_int_mode calls. Mask lower 16-bit of the argument of
2952 (sym2GOTPLT): Remove.
2953 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
2955 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
2956 instead of EXTRA_CONSTRAINT_C16.
2958 2006-01-07 Ian Lance Taylor <ian@airs.com>
2959 David Edelsohn <edelsohn@gnu.org>
2961 PR rtl-optimization/25662
2962 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
2963 for constant operands instead of simplify_gen_binary.
2964 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
2965 after trying simplify_binary_operation
2967 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
2969 * tree.c (iterative_hash_expr): Hash decls based on UID.
2971 2006-01-06 Eric Christopher <echristo@apple.com>
2973 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
2974 (TARGET_UNWIND_EMIT): Fix spelling.
2975 * target.h (gcc_target): Add except_table_label.
2976 * except.c (output_function_exception_table): Use.
2977 * varasm.c (default_emit_except_table_label): New.
2978 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
2980 (asm_out): Add here.
2981 * output.h (default_emit_except_table_label): Prototype.
2982 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
2983 * config/darwin.c (darwin_emit_except_table_label): Define.
2984 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
2986 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
2988 PR tree-optimization/18527
2989 * tree-ssa-loop-niter.c (number_of_iterations_cond,
2990 number_of_iterations_special, number_of_iterations_exit):
2991 Move base and step of an iv to a single structure. Add
2992 no_overflow flag, and use it in # of iterations analysis.
2993 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
2994 folded_casts argument.
2995 (simple_iv): Pass base and step in a structure. Set no_overflow
2997 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
2998 Evaluate expensiveness of computing # of iterations instead of
2999 the final expression.
3000 * tree-scalar-evolution.h (affine_iv): New structure.
3001 (simple_iv): Declaration changed.
3002 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3003 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3004 find_givs_in_stmt): Changed due to simple_iv change.
3006 2006-01-06 Jeff Law <law@redhat.com>
3009 * tree-cfg.c (bsi_replace): Rename final argument from
3010 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3011 change (stmt -> orig_stmt).
3012 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3013 (bsi_remove): Add new argument. Remove EH information
3015 (verify_eh_throw_table_statements): New function.
3016 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3018 * tree-optimize.c (execute_free_cfg_annotations): Verify
3019 the EH throw statement table after removing annotations.
3020 * except.h (verify_eh_throw_table_statements): Prototype.
3021 * tree-flow.h (bsi_remove): Update prototype.
3022 * tree-vrp.c (remove_range_assertions): Add new argument to
3024 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3025 * tree-complex.c (expand_complex_div_wide): Likewise.
3026 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3027 * tree-tailcall.c (eliminate_tailcall): Likewise.
3028 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3029 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3030 * tree-nrv.c (tree_nrv): Likewise.
3031 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3032 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3033 (combine_blocks): Likewise.
3034 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3035 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3036 (cleanup_control_flow): Likewise.
3037 (remove_forwarder_block): Likewise.
3038 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3039 * tree-sra.c (sra_replace): Likewise.
3040 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3041 (forward_propagate_single_use_vars): Likewise.
3042 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3043 * tree-inline.c (expand_call_inline): Likewise.
3044 * tree-vect-transform.c (vect_transform_loop): Likewise.
3045 * tree-outof-ssa.c (rewrite_trees): Likewise.
3046 * tree-cfg.c (make_goto_expr_edges): Likewise.
3047 (cleanup_dead_labels): Likewise.
3048 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3049 (bsi_move_before, bsi_move_after): Likewise.
3050 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3051 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3053 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3056 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3058 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3059 on non gimple variables. Also add checks at the top for decls and
3061 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3063 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3064 and IMAGPART_EXPR for creating MUST_DEFs.
3065 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3066 and NAME_MEMORY_TAG separately from the DECLs.
3068 2006-01-06 Richard Guenther <rguenther@suse.de>
3070 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3071 annotation, if necessary.
3072 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3073 redundant calls to update_stmt.
3074 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3077 2006-01-05 Richard Henderson <rth@redhat.com>
3079 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3081 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3083 * c-typeck.c: Update copyright date.
3085 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3087 * c-typeck.c (build_c_cast): Always warn when casting
3088 from a pointer to an integer of different size, even if
3089 the node was constant.
3091 2006-01-05 Richard Guenther <rguenther@suse.de>
3093 PR tree-optimization/22555
3094 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3095 if one structure field is an array.
3096 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3097 operands even if we found a subvar, but ignore VOPs in this
3099 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3101 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3103 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3106 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3108 2006-01-05 Richard Guenther <rguenther@suse.de>
3109 Diego Novillo <dnovillo@redhat.com>
3111 * tree-pass.h (TODO_remove_unused_locals): Define.
3112 * gimple-low.c (expand_var_p, remove_useless_vars,
3113 pass_remove_useless_vars): Remove. Update all users.
3114 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3115 (remove_unused_locals): New function.
3116 * tree-flow.h (remove_unused_locals): Declare.
3117 * passes.c (execute_todo): Call remove_unused_locals if
3118 TODO_remove_unused_locals is set.
3119 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3120 * tree-ssa-dce.c (pass_dce): Likewise.
3121 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3123 2006-01-05 Richard Guenther <rguenther@suse.de>
3125 * tree-flow.h (struct fieldoff): Decompose field to
3126 type, size and decl.
3127 * tree-ssa-alias.c (create_sft): Take type as parameter.
3128 (create_overlap_variables_for): Store type, size and decl
3129 in the fieldoff structure.
3130 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3132 (push_fields_onto_fieldstack): Likewise.
3133 (create_variable_info_for): Likewise. Use offset for the
3134 SFT name if the decl is not available.
3136 2006-01-04 Paul Brook <paul@codesourcery.com>
3138 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3140 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3142 * lambda-code.c (can_put_in_inner_loop): Relax
3144 (can_put_after_inner_loop): New function.
3145 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3146 (perfect_nestify): Change to make copies and modify uses.
3148 2006-01-04 Richard Henderson <rth@redhat.com>
3150 Merge from gomp branch:
3151 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3152 via integer constant.
3153 (pragma_lex): Remove.
3154 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3155 rather than parsing it.
3156 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3157 handle_pragma_extern_prefix): Add %< %> quotes.
3158 (registered_pragmas): New.
3159 (c_register_pragma_1): New.
3160 (c_register_pragma): Use it.
3161 (c_register_pragma_with_expansion): Likewise.
3162 (c_invoke_pragma_handler): New.
3163 (init_pragma): Use cpp_register_deferred_pragma directly for
3165 * c-pragma.h (enum pragma_kind): New.
3166 (pragma_handler): New.
3167 (c_invoke_pragma_handler): Declare.
3168 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3170 * c-common.h (c_common_pch_pragma): Update decl.
3171 * Makefile.in (c-parser.o): Update dependencies.
3172 (GTFILES): Add c-pragma.h.
3173 * c-parser.c (struct c_token): Add pragma_kind.
3174 (struct c_parser): Add in_pragma.
3175 (c_lex_one_token): Always initialize keyword and pragma_kind.
3176 Extract data for CPP_PRAGMA.
3177 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3178 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3179 Don't allow CPP_PRAGMA_EOL if in_pragma.
3180 (c_parser_consume_pragma): New.
3181 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3182 (c_parser_skip_to_end_of_parameter): Likewise.
3183 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3184 (c_parser_skip_to_pragma_eol): New.
3185 (c_parser_external_declaration): Handle CPP_PRAGMA.
3186 (c_parser_compound_statement_nostart): Likewise.
3187 (c_parser_statement_after_labels): Likewise.
3188 (c_parser_pragma): New.
3189 (pragma_lex): Likewise.
3190 (c_parser_pragma_pch_preprocess): New.
3191 (c_parser_new): Merge into ...
3192 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3194 2006-01-04 Jeff Law <law@redhat.com>
3197 * tree-cfg.c (bsi_replace): Remove the original statement
3198 from the EH throw statement table.
3200 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3202 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3203 make the prototype extern "C" and add throw ().
3206 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3207 and pos non-negative and pos + len <= 32.
3208 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3209 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3210 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3213 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3214 as well as sizes not multiple of component size.
3217 * function.c (instantiate_expr): New function.
3218 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3219 walk its DECL_VALUE_EXPR with instantiate_expr.
3221 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3222 DW_OP_deref{,_size} if address isn't going to be added.
3224 2006-01-04 Ben Elliston <bje@au.ibm.com>
3226 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3227 * config/fp-bit.c: Likewise.
3229 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3231 * dominance.c: Add comment about why we use DFS numbering
3234 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3235 Richard Henderson <rth@redhat.com>
3237 Merge from gomp-branch:
3238 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3239 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3241 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3243 PR rtl-optimization/25578
3244 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3245 pass a parameter to simplify_shift_const if changing ASHIFTRT
3248 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3250 * builtins.c (get_builtin_sync_mem): New function.
3251 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3252 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3253 Call get_builtin_sync_mem to generate mem rtx.
3255 2006-01-03 Richard Guenther <rguenther@suse.de>
3258 * stmt.c (add_case_node): Make sure to clear overflow flags
3261 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3263 Merge from gomp-branch.
3264 * config/sparc/sync.md: New file.
3265 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3266 UNSPECV_LDSTUB): New constants.
3267 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3268 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3269 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3272 2006-01-03 Roger Sayle <roger@eyesopen.com>
3274 * combine.c (reg_subword_p): New predicate to test whether the
3275 destination of a set refers to a subword/piece of a register.
3276 (try_combine): Generalize the code to merge the setting of a
3277 pseudo to a constant followed by a set of a subword of that
3278 register to a constant.
3280 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3282 * basic-block.h (control_flow_graph): Change the type of
3283 x_label_to_block_map to VEC(basic_block,gc) *.
3284 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3285 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3287 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3288 VEC(basic_block,heap) *.
3289 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3290 ssa_prop_fini): Adjust the uses of cfg_blocks.
3292 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3294 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3296 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3297 hashing trees instead of a pointer hash.
3298 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3299 compare for MEM_EXPR.
3301 PR rtl-optimization/25130
3302 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3303 when comparing MEMs for GCSE
3305 2006-01-03 Ben Elliston <bje@au.ibm.com>
3307 * targhooks.h (default_decimal_float_supported_p): Declare.
3308 * targhooks.c (default_decimal_float_supported_p): Define.
3309 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3310 `default_decimal_float_supported_p'.
3311 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3313 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3315 * combine.c (apply_distributive_law <SUBREG>): Check
3316 TRULY_NOOP_TRUNCATION.
3318 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3320 * dwarf2out.c (have_switched_text_section): Delete.
3321 (have_multiple_function_sections): New.
3322 (have_location_lists): Make 'bool'.
3323 (add_AT_loc_list): Use 'true' not '1'.
3324 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3325 (output_loc_list): Use have_multiple_function_sections.
3326 (output_ranges): Likewise.
3327 (dwarf2out_begin_function): Set have_multiple_function_sections if
3329 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3330 Check function_section rather than DECL_SECTION_NAME.
3331 (dwarf2out_finish): Use have_multiple_function_sections.
3332 Don't clear have_location_lists.
3334 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3335 Jan Hubicka <jh@suse.cz>
3337 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3338 case of conditional jump jumping to the next instruction.
3339 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3340 cases of conditional jump jumping to the next instruction.
3342 2006-01-02 Jan Hubicka <jh@suse.cz>
3344 * i386.c (*_cost): Add COSTS_N_INSNS.
3345 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3347 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3350 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3352 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3354 * config/arm/arm.c (all_fpus): Fix comment typo.
3355 * config/darwin.c: Likewise.
3356 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3357 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3358 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3360 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3362 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3363 (rs6000_split_compare_and_swapqhi): New.
3364 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3365 (sync_compare_and_swapqhi_internal): New.
3366 * config/rs6000/rs6000-protos.h: Declare.