1 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
4 * c-typeck.c (build_binary_op): Perform implicit casts of
5 operands before shortening them.
7 * cfgloopmanip.c (split_loop_bb): Remove.
8 * cfgloop.h: Remove the prototype for split_loop_bb.
10 * cfgloop.c (flow_loop_outside_edge_p): Remove.
11 * cfgloop.h: Remove the prototype for
12 flow_loop_outside_edge_p.
14 * emit-rtl.c (init_virtual_regs): Make it static.
15 * function.h: Remove the prototype for init_virtual_regs.
17 * recog.c (peephole2_optimize): Make it static.
18 * recog.h: Remove the prototype for peephole2_optimize.
20 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
22 * df-scan.c (df_record_entry_block_defs): Check if
23 INCOMING_RETURN_ADDR_RTX is defined.
25 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
26 Kenneth Zadeck <zadeck@naturalbridge.com>
28 PR rtl-optimization/24762
29 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
30 * targhooks.c (hook_void_bitmap): New hook prototype.
31 * targhoohs.h (hook_void_bitmap): Ditto.
32 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
33 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
34 * target.h (live_on_entry): New function pointer.
35 * df-scan.c (df_all_hard_regs): Removed.
36 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
37 (df_scan_free_internal): Added df->entry_block_defs.
38 (df_scan_alloc): Ditto.
39 (df_scan_dump): Ditto.
40 (df_uses_record): Plumbed flag field properly thru calls.
41 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
42 This part fixes PR24762.
43 (df_bb_refs_record): Added code to make the frame and arg
44 pointers live in EH blocks.
45 (df_refs_record): Added call to df_record_entry_block_defs.
46 (df_record_entry_block_defs): New function.
47 * df-core.c: Added comments to describe new artifical defs.
48 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
49 (entry_block_defs): New field in struct df.
50 (df_all_hard_regs): Deleted.
51 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
52 * df-problems.c (df_ru_bb_local_compute_process_def):
53 Added code to handle artifical defs in the entry to a function.
54 (df_ru_bb_local_compute): Ditto.
55 (df_rd_bb_local_compute_process_def): Ditto.
56 (df_rd_bb_local_compute): Ditto.
57 (df_lr_bb_local_compute): Ditto.
58 (df_ur_bb_local_compute): Ditto.
59 (df_urec_bb_local_compute): Ditto.
60 (df_chain_create_bb): Ditto.
61 (df_ur_local_finalize): Removed entry.
62 (df_urec_init): Ditto.
63 (df_urec_local_finalize): Ditto.
64 (df_ri_bb_compute): Added detection of last use of pseudos.
65 * Makefile.in (df-scan.o): Updated dependencies.
66 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
67 * config/mips/mips.c (mips_set_live_on_entry): Added.
68 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
70 * dce.c (marked_insn_p): Added code to handle artifical defs.
72 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
74 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
76 (_mm_cvtsi128_si64): Likewise.
77 (_mm_cvtsd_si64): Likewise.
78 (_mm_cvttsd_si64): Likewise.
79 (_mm_cvtsi64_sd): Likewise.
80 (_mm_cvtsi64_si128): Likewise.
81 * config/i386/mmintrin.h (_m_from_int64): Likewise.
82 (_mm_cvtsi64_m64): Likewise.
83 (_m_to_int64): Likewise.
84 (_mm_cvtm64_si64): Likewise.
85 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
86 (_mm_cvttss_si64): Likewise.
87 (_mm_cvtsi64_ss): Likewise.
88 (_mm_cvtss_f32): Likewise.
90 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
92 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
93 for pragma redefine_extname.
95 2006-01-27 Jakub Jelinek <jakub@redhat.com>
98 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
99 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
100 -mno-minimal-toc to previous content.
101 (bispecs): Remove goal.
102 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
103 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
104 compatibility aliases on powerpc-*-*gnu*.
105 * config/rs6000/libgcc-ppc-glibc.ver: New file.
106 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
107 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
108 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
109 (ldblspecs): New goal.
110 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
111 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
113 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
114 L_sf_to_tf or L_df_to_tf is defined.
116 2006-01-27 David Edelsohn <edelsohn@gnu.org>
117 Alan Modra <amodra@bigpond.net.au>
120 * config/rs6000/linux.h (POWERPC_LINUX): Define.
121 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
122 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
123 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
124 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
125 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
126 (rs6000_override_options): Initialize rs6000_ieeequad.
127 Initialize TFmode format to ibm_extended_format if not
129 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
131 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
132 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
133 (function_arg_advance): IBM long double passed in two FPRs, not
135 (function_arg): IBM long double passed in FPRs.
136 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
137 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
138 Only multireg GPR aligned.
139 (rs6000_init_libfuncs): Enable IBM long double functions if not
141 (rs6000_generate_compare): Use IBM long double compare if not
143 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
144 (TARGET_IEEEQUAD): Define.
145 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
147 * config/rs6000/rs6000.md: Enable TFmode patterns if
149 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
150 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
151 and -mlong-double-128 are incompatible.
152 * doc/invoke.texi (-mabi): Collect options together. Add
153 ibmlongdouble and ieeelongdouble.
155 2006-01-27 Richard Sandiford <richard@codesourcery.com>
157 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
159 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
160 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
161 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
162 * rtl.h (rtunion_def): Remove rt_ptr.
164 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
165 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
166 * config/i386/winnt.c (i386_pe_mark_dllexport)
167 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
169 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
171 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
173 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
177 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
178 pthread_key_delete. From John David Anglin. gthrw-ify
179 pthread_getunique_np only if it it's not a macro. Delete
181 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
182 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
183 __gthread_objc_condition_signal, __gthread_key_delete): Add
184 "__attribute__ ((__unused__))" to unused arguments.
185 (__gthread_recursive_mutex_init_function): Add missing return.
186 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
187 gthr-posix95.h: Use macro-based approach for name redirection
188 on targets missing weakref.
190 2006-01-26 Zack Weinberg <zackw@panix.com>
192 * genconditions.c (write_header): In generated code, #ifdef out
193 all includes and fake declarations, except includes of bconfig.h
194 and system.h, unless GCC_VERSION >= 3001. Do not include
195 gensupport.h in any case.
196 (write_conditions): Generate a definition of struct c_test. Add
197 a comment to the generated #endif.
198 (write_one_condition): Escape backslashes in string too.
199 (write_writer): Generated code must escape backslashes and quote
200 marks (but not newlines) in the strings it writes.
201 * Makefile.in (build/gencondmd.o): Update dependencies.
203 2006-01-26 Steve Ellcey <sje@cup.hp.com>
206 * Makefile.in (insn-automata.o): Add header file dependencies.
207 * genautomata.c: Add includes.
209 2006-01-26 Steve Ellcey <sje@cup.hp.com>
212 * Makefile.in (insn-automata.o): Add -Wno-error flag.
214 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
216 * configure.ac: Expect target tools paths to be passed from the toplevel
217 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
219 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
221 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
224 * c.opt (Wpointer-sign): Init to -1.
225 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
226 OPT_pedantic, to 0 otherwise.
227 * doc/invoke.texi: Update.
229 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
231 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
232 constants provided by 80387 instructions in the destination mode.
234 2006-01-26 Richard Guenther <rguenther@suse.de>
235 Andrew Pinski <pinskia@physics.uc.edu>
238 partial PR tree-opt/17064
239 * tree-ssa-structalias.c (intra_create_variable_infos):
240 Create heap variables for incoming parameters if
241 flag_argument_noalias > 1.
242 (find_what_p_points_to): Look through default defs of
245 2006-01-26 Jeff Law <law@redhat.com>
248 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
249 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
250 within the VR_RANGE, use the VR_RANGE as the result, not the
252 (adjust_range_with_scev): Reject ranges from SCEV which are out
253 of bounds for the type.
255 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
257 * tree-ssa-alias.c (maybe_create_global_var): Change
258 subvar walking to an assertion that we don't have subvar'd variables.
260 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
263 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
264 Use a new variable, inner. PARM_DECLs are always non-weak.
266 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
268 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
271 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
273 * config/mips/mips.md (*clear_upper32): New combiner pattern.
275 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
277 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
278 (smax_insn, smin_insn, smax_0, smin_0): New.
280 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
283 * config/cris/cris.c (cris_order_for_addsi3): New function.
284 * config/cris/cris-protos.h: Prototype it.
285 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
286 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
287 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
288 (split for "op.S1 [rx=rx+i],ry (swapped)")
289 (split for "op(s|u).S1 [rx=rx+i],ry")
290 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
291 Apply cris_order_for_addsi3 when generating addsi3 insns.
293 2006-01-25 Diego Novillo <dnovillo@redhat.com>
295 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
296 (TREE_BLOCK): Add call to EXPR_CHECK.
298 2006-01-25 Diego Novillo <dnovillo@redhat.com>
301 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
302 * tree-pretty-print.c (dump_omp_clause): Extract from ...
303 (dump_omp_clauses): ... here.
304 (dump_generic_node): Handle OMP_CLAUSE.
305 * tree.c (omp_clause_num_ops): New.
306 (omp_clause_code_name): New.
307 (tree_code_size): Handle OMP_CLAUSE.
308 (tree_size): Likewise.
309 (make_node): Document handling of OMP_CLAUSE.
310 (tree_node_structure): Handle OMP_CLAUSE.
311 (omp_clause_check_failed): New.
312 (omp_clause_range_check_failed): New.
313 (omp_clause_operand_check_failed): New.
314 (build_omp_clause): New.
315 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
316 * tree.h (enum omp_clause_code): Declare.
317 (OMP_CLAUSE_SUBCODE_CHECK): Define.
318 (OMP_CLAUSE_RANGE_CHECK): Define.
319 (OMP_CLAUSE_ELT_CHECK): Define.
320 (omp_clause_check_failed): Declare.
321 (omp_clause_operand_check_failed): Declare.
322 (omp_clause_range_check_failed): Declare.
323 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
324 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
325 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
326 (OMP_CLAUSE_LASTPRIVATE): Likewise.
327 (OMP_CLAUSE_IF_EXPR): Likewise.
328 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
329 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
330 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
331 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
332 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
333 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
334 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
335 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
336 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
337 (OMP_CLAUSE_CODE): Define.
338 (OMP_CLAUSE_SET_CODE): Define.
339 (OMP_CLAUSE_CODE): Define.
340 (OMP_CLAUSE_OPERAND): Define.
341 (struct tree_omp_clause): Declare.
342 (union tree_node): Add field 'omp_clause'.
343 * treestruct.def (TS_OMP_CLAUSE): Define.
344 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
345 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
346 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
347 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
348 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
349 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
350 (OMP_CLAUSE): Define.
351 * print-tree.c (print_node): Handle OMP_CLAUSE.
352 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
353 * c-typeck.c: Likewise.
354 * gimplify.c: Likewise.
356 * tree-nested.c: Likewise.
357 * tree-inline.c: Likewise.
358 * c-parser.c: Likewise.
359 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
362 2006-01-25 Roger Sayle <roger@eyesopen.com>
364 PR rtl-optimization/25703
365 * combine.c (try_combine): Handle zero_extract and strict_low_part
366 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
368 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
370 * global.c: Fix comment typos.
372 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
375 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
376 Use output_addr_const instead of assemble_name.
378 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
380 * Makefile.in (sched-vis.o): Update dependencies.
381 * haifa-sched.c (sched_finish): Clear current_sched_info.
382 * cfg.c (dump_bb_info): New, split from dump_flow_info.
383 (dump_flow_info): Call it.
384 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
386 * basic-block.h (dump_bb_info): Declare.
387 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
388 option, and apply options only for dump files whose TDF_RTL,
389 TDF_TREE, or TDF_IPA bits match.
390 * rtl.h: Declare new functions exported from sched-vis.c.
391 * sched-vis.c: Enable also if scheduling is not used.
392 (print_value): Print the mode of registers if not inside scheduling.
393 (print_insn): Make it work outside the scheduler. Beautify the output
395 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
397 2006-01-25 Richard Sandiford <richard@codesourcery.com>
399 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
400 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
401 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
402 depending on the value of CONSTANT_POOL_ADDRESS_P.
403 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
405 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
406 rather than SYMBOL_REF_DECL.
407 (rtx_constant_pool): Remove const_rtx_sym_htab.
408 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
409 (init_varasm_status): Don't initialize const_rtx_sym_htab.
410 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
411 Remove handling of const_rtx_sym_htab.
412 (find_pool_constant): Delete.
413 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
414 rather than find_pool_constant.
415 (get_pool_constant_for_function): Delete.
416 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
418 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
419 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
420 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
421 (SYMBOL_REF_CONSTANT): New macro.
422 (get_pool_constant_for_function): Delete.
423 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
424 rather than SYMBOL_REF_DECL.
425 (i386_pe_mark_dllimport): Likewise.
426 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
427 rather than SYMBOL_REF_DECL.
428 * config/darwin.c (machopic_indirect_data_reference): Likewise.
429 (machopic_indirect_call_target): Likewise.
431 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
433 * flow.c (delete_noop_moves): Add missing EOL to dump message.
435 2006-01-25 Richard Sandiford <richard@codesourcery.com>
437 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
439 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
441 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
443 2006-01-24 David Daney <ddaney@avtrex.com>
446 * configure.ac (enable_tls): New enable option.
447 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
448 * configure: Regenerate.
449 * doc/install.texi (--enable-tls): Document new option.
450 (--disable-tls): Ditto.
452 2006-01-24 Richard Henderson <rth@redehat.com>
454 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
455 * alias.c (true_dependence): Respect it.
456 (canon_true_dependence, write_dependence_p): Likewise.
457 * builtins.c (get_builtin_sync_mem): Set it.
459 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
461 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
464 2006-01-24 DJ Delorie <dj@redhat.com>
466 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
467 for storing constants in single-bit bitfields.
469 2006-01-25 Ben Elliston <bje@au.ibm.com>
471 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
473 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
476 * tree-ssa-pre.c (phi_translate): Return NULL
477 for AGGREGATE_TYPE's.
479 2006-01-24 Zack Weinberg <zackw@panix.com>
481 * genautomata.c (process_state_for_insn_equiv_partition):
482 Use xcalloc for insn_arcs_array.
483 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
484 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
486 2006-01-24 Richard Henderson <rth@redhat.com>
488 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
491 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
493 PR rtl-optimization/25890
494 PR rtl-optimization/25905
495 * combine.c (expand_compound_operation, expand_field_assignment):
496 Fail if the bitfield's final position is out of bounds.
498 2006-01-24 Ian Lance Taylor <ian@airs.com>
501 * cgraphunit.c (cgraph_output_in_order): Don't clear
502 cgraph_asm_nodes until after asm strings have been output.
504 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
506 * fix-header.c (read_scan_file): Add new parameter imultilib when
507 calling register_include_chains.
509 2006-01-23 Diego Novillo <dnovillo@redhat.com>
511 * omp-low.c: Update documentation.
513 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
514 Daniel Berlin <dberlin@dberlin.org>
518 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
519 return from the function.
521 2006-01-22 Zack Weinberg <zackw@panix.com>
523 * rtl.def (match_code): Add second argument.
524 * genpreds.c (write_extract_subexp): New function.
525 (write_match_code): Add path argument. Use write_extract_subexp.
526 (write_predicate_expr): Pass path to write_match_code.
527 (mark_mode_tests): MATCH_CODE applied to a subexpression does
528 not perform a mode test.
529 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
530 a subexpression does not constrain the top-level code set.
531 * read-rtl.c (read_rtx_variadic): New function.
532 (read_rtx_1): Use it; allow AND and IOR to be variadic.
533 * doc/md.texi: Document new notation.
534 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
535 (cmpsi_operand): ... here, using new notation.
537 2006-01-22 Zack Weinberg <zackw@panix.com>
539 * varray.c: Remove GENERATOR_FILE #ifdefs.
541 2006-01-22 Zack Weinberg <zackw@panix.com>
543 * genautomata.c (output_reserved_units_table): Emit nothing if
544 description->query_units_num is zero. Remove extra blank line.
545 (output_cpu_unit_reservation_p): Short circuit
546 if description->query_units_num is zero.
548 2006-01-22 Zack Weinberg <zackw@panix.com>
550 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
551 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
552 nor any of the random handful of variables that used to be necessary
553 when this program was linked with rtlanal.o. Prune set of forward
554 function declarations.
555 (struct attr_desc): Remove static_p field.
556 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
557 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
558 (attr_string): Do not read the character one past the length of
560 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
561 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
562 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
563 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
564 (make_automaton_attrs): New.
565 (main): Do not call into genautomata. Call local gen_bypass
566 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
567 Remove special case for insn_alts.
568 * genautomata.c: Include gensupport.h; not genattrtab.h nor
569 varray.h (leftover from previous change). Prune set of forward
570 function declarations. Remove state_alts fields from all
571 structures. Remove state_alts_table from struct automaton.
572 Make everything except main static. Do not maintain num_dfa_decls.
573 Do not maintain state_alts fields of various structures.
574 (process_decls): Don't validate condexp for dm_insn_reserv decls.
575 (add_arc): Remove state_alts argument. All callers updated.
576 (output_reserved_units_table): Emit #ifdef here...
577 (output_tables): ...not here. Don't generate state_alts tables.
578 (expand_automata): Don't generate attributes.
579 (write_automata): Don't generate state_alts functions.
580 (main): New function.
581 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
582 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
583 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
584 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
585 (BYPASS_P_FUNC_NAME, output_state_alts_table)
586 (output_automata_list_state_alts_code, output_internal_state_alts_func)
587 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
588 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
590 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
591 * genattrtab.h: Delete file.
592 * Makefile.in (OBJS-common): Add insn-automata.o.
593 (insn-automata.o): New rule.
594 (simple_generated_c): Add insn-automata.c.
595 (build/genattrtab.o, build/genautomata.o): Update dependencies.
596 (genprogmd): Add automata.
597 (build/genattrtab): Needs no extra objects nor libraries.
598 (build/genautomata): Needs build/vec.o and -lm.
600 2006-01-22 Zack Weinberg <zackw@panix.com>
602 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
603 (output_dfa_max_issue_rate, locked_states_num): Delete.
604 (struct automaton): Add locked_states field.
605 (output_dead_lock_vect): Save number of locked states in
606 automaton->locked_states. If it is zero, don't print anything.
607 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
608 (output_internal_dead_lock_func): Only test the dead_lock_vect
609 for automata that have locked states.
610 (output_statistics): Always print the number of locked states for
611 each automaton. Calculate total number of locked states here.
612 (write_automata): Don't call output_dfa_max_issue_rate.
613 * genattrtab.c: Define length_unit_log as a const variable.
614 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
615 max_insn_queue_index const.
616 * final.c (length_unit_log): Declare const.
617 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
619 2006-01-22 Zack Weinberg <zackw@panix.com>
621 * genautomata.c: Include vec.h, not varray.h.
622 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
623 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
624 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
625 VEC_* macros operating on appropriately typed vectors, or to
626 malloced arrays when the size is known in advance. Const-ify
627 many char* variables and function arguments. No functional changes.
628 * Makefile.in (build/varray.o): Delete rule.
629 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
630 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
632 2006-01-22 Zack Weinberg <zackw@panix.com>
634 * gensupport.c: Define get_insn_name and record_insn_name here.
635 (read_md_rtx): Call record_insn_name as appropriate.
636 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
637 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
638 * genpreds.c, genrecog.c: Don't define get_insn_name nor
640 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
641 (BUILD_VARRAY): Delete.
642 (genprognormal): Rename genprogmd. Fold in all programs from
643 genprognoprint; also attrtab.
644 (build/genattrtab): Just mention genautomata.o and varray.o.
645 Reorganize a bit, add comments to make the categories clearer.
647 2006-01-22 Zack Weinberg <zackw@panix.com>
649 * genconditions.c (condition_table, add_condition): Delete.
650 (write_conditions): Don't emit n_insn_conditions nor
651 insn_elision_unavailable. Issue the gcc version #ifdef here,
652 inside the table, with no #else clause ...
653 (write_header): ...not here.
654 (write_writer): New function.
655 (main): Don't initialize condition_table. Use add_c_test.
657 * gensupport.c (init_md_reader_args_cb): Handle multiple input
658 files on the command line.
659 (maybe_eval_c_test): Don't check insn_elision_unavailable.
660 Return -1 if there is no entry in the table, don't abort.
661 (add_c_test, traverse_c_tests): New functions.
662 * gensupport.h (insn_elision_unavailable, insn_conditions)
663 (n_insn_conditions): Delete declarations.
664 (add_c_test, traverse_c_tests): Declare.
665 * read-rtl.c: Include gensupport.h.
666 (read_conditions): New function.
667 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
668 (read_rtx_1): If we get EOF when we were looking for an initial
669 open paren, return 0. Call read_conditions when appropriate.
670 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
671 dummy-conditions.o. Eliminate references to insn-conditions.o,
672 or change them to build/gencondmd.o, as appropriate. Remove
673 insn-constants.h from $(simple_generated_h) and insn-conditions.c
674 from $(simple_generated_c). For all files remaining in those
675 two lists, add insn-conditions.md to the generator command line.
676 Give insn-constants.h/s-constants their own rules. Add rules
677 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
678 (build/read-rtl.o): Depend on gensupport.h.
679 (genprognormal): Include preds.
680 (genprogearly): Rename genprognoprint; only difference is now that
681 they don't link with $(BUILD_PRINT).
682 * dummy-conditions.c: Delete.
684 2006-01-22 Zack Weinberg <zackw@panix.com>
686 * genextract.c: Don't include insn-config.h. Do include vec.h.
687 Declare vectors of int, char, and locstr.
688 (locstr): New typedef.
689 (struct extraction): Make all array fields into bare pointers.
690 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
691 (insn_code_number): Delete.
692 (accum_extract): New struct.
693 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
694 (gen_insn): Take insn_code_number as an argument. Use an
695 accum_extract structure instead of loading data directly into
696 a struct extraction, and having to know how big it might get.
697 (walk_rtx): Operate entirely on an accum_extract structure.
698 (print_path): Avoid unnecessary use of printf.
699 (print_header): New function, split out of main. Distinguish
700 more carefully between an unrecognizable insn and an insn that
701 has the code number of a define_expand.
702 (main): Pass insn_code_number to gen_insn. Call print_header
703 only after parsing. Avoid unnecessary use of printf.
704 * Makefile.in (build/vec.o): New rule.
705 (build/genextract): Depend on build/vec.o.
706 (build/genextract.o): Don't depend on insn-config.h.
708 2006-01-22 Zack Weinberg <zackw@panix.com>
710 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
711 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
712 practical. Eliminate per-generator-program link rules.
714 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
717 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
718 with a call expr to ...
719 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
721 2006-01-23 Richard Guenther <rguenther@suse.de>
723 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
724 before make_edge with conditional EDGE_TRUE_VALUE.
726 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
727 Jan Hubicka <jh@suse.cz>
728 Richard Guenther <rguenther@suse.de>
730 PR rtl-optimization/25654
731 * cfgexpand.c (aggregate_contains_union_type): New function.
732 (add_alias_set_conflicts): Call it. Make sure to add conflicts
733 for structure variables that contain a union type.
735 2006-01-23 Richard Sandiford <richard@codesourcery.com>
737 * gengtype.c (new_structure): Return the structure.
738 (create_option): Add an extra "next" argument.
739 (create_field): New function.
740 (adjust_field_rtx_def): Use create_option and create_field.
741 Remove a now-unnecessary call to find_structure.
742 (adjust_field_tree_def): Likewise.
743 (note_yacc_type): Remove an unnecessary call to find_structure.
744 * gengtype.h (new_structure): Return the structure.
745 (create_option): Add an extra argument.
746 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
747 (option): Adjust calls to create_option.
749 2006-01-22 David Edelsohn <edelsohn@gnu.org>
751 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
753 2006-01-22 Paul Brook <paul@codesourcery.com>
754 Peter Barada <peter@the-baradas.com>
756 * config/m68k/m68k.md: Add Coldfire FPU support.
757 Define FP mode macro and associated attributes.
758 Use it for float mode patterns.
759 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
760 (LIBCALL_VALUE): Use m68k_libcall_value.
761 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
762 (m68k_function_value): Ditto.
763 (emit_move_sequence): Ditto.
764 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
765 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
766 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
767 (MULTILIB_EXCEPTIONS): Ditto.
768 * config/m68k/m68k.opt: Add mcfv4e.
769 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
770 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
771 (m68k_output_function_prologue): Save ColdFire FPU registers.
772 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
773 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
774 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
775 ColdFire FPU registers.
776 (m68k_libcall_value, m68k_function_value): New functions.
777 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
778 (LIBCALL_VALUE): Use m68k_libcall_value.
779 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
780 (MASK_COLDFIRE): Add MASK_CFV4E.
781 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
782 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
783 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
784 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
785 (GO_IF_LEGITIMATE_ADDRESS): Use it.
786 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
787 * doc/invoke.tex: Document -mcfv4e on m68k.
789 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
791 * doc/contribute.texi: Change CVS to SVN and update the corresponding
794 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
797 * c-opts.c (c_common_handle_option): Don't include
798 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
799 * doc/invoke.texi (C++ Dialect Options): Document that
800 -Wnon-virtual-dtor is no longer included in -Wall.
802 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
804 * gcov.c (print_version), gcov-dump.c (print_version),
805 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
808 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
810 * df-scan.c (problem_SCAN): Added NULL reset function.
811 (df_scan_reset_blocks): Added code to call reset block function
812 (df_bb_refs_delete) Fixed comment.
813 (df_insn_refs_delete): Made tolerant of deleting non existent info
814 for dataflow problems that need to be reset.
815 * df-core.c (df_set_blocks): Ditto.
816 * df.h (struct df_problem): Added reset_fun.
817 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
818 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
819 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
820 functions to clear out all references to def-use or use-def chains.
822 2006-01-21 Ben Elliston <bje@au.ibm.com>
824 * varasm.c (assemble_real): Initialise data array.
826 2006-01-20 Paul Brook <paul@codesourcery.com>
828 Merge from csl-arm-branch.
829 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
830 * config/arm/arm.md (movdi): Force operands[1] to a register
831 if we have a non-register source.
832 (*arm_movdi, *movdf_soft_insn): Require that one of the
833 operands be a register.
834 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
835 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
837 2006-01-20 DJ Delorie <dj@redhat.com>
839 * varasm.c (initialize_constant_valid_p): Allow pointers
840 initialized from integer constants of lesser precision.
841 (output_constant): Allow non-int-sized pointer modes to be
842 initialized from integer constants.
844 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
847 * cppdefault.h (struct default_include): Add multilib flag.
848 * cppdefault.c (cpp_include_defaults): Set it.
849 * c.opt (-imultilib): New option.
850 * c-opts.c (imultilib): New.
851 (c_common_handle_option): Handle -imultilib.
852 (c_common_post_options): Likewise.
853 * c-incpath.c (add_standard_paths, register_include_chains):
855 * c-incpath.h (register_include_chains): Add extra parameter.
856 * gcc.c (do_spec_1): Generate -imultilib option.
857 (The Specs Language): Update %I description.
858 (process_command): Update copyright notice.
859 * doc/cppopts.texi (-imultilib): Document.
860 * doc/invoke.texi (-imultilib): Include in option summary.
861 (%I): Update specs documentation.
863 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
865 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
867 2006-01-20 Richard Sandiford <richard@codesourcery.com>
869 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
872 2006-01-20 Richard Guenther <rguenther@suse.de>
873 Steven Bosscher <stevenb.gcc@gmail.com>
875 PR rtl-optimization/24626
876 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
877 EDGE_TRUE_VALUE if in RTL mode.
880 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
881 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
883 2006-01-20 Dirk Mueller <dmueller@suse.com>
886 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
887 instead of a special NOP marker.
888 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
890 * c-common.h (empty_body_warning): Add forward declaration.
891 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
892 Now uses IS_EMPTY_STMT() instead of special NOP markers.
894 2006-01-20 Paul Brook <paul@codesourcery.com>
896 * Makefile.in (lang_checks): Keep going if mkdir fails.
898 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
900 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
901 be able to clean out basic block when not necessary.
902 (df_scan_free): Fixed to properly delete information if df is
903 unused before calling df_finish.
904 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
905 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
907 (df_bb_refs_delete): New function.
908 (df_refs_delete): Moved per block code to df_bb_refs_delete.
909 * df-core.c (df_set_blocks): Added code to properly clean out
910 unused blocks if they are not part of the blocks to consider.
911 Added additional null check.
912 (df_compact_blocks): Added basic block parameter to free_bb_fun to
913 be able to clean out basic block when not necessary
914 * df.h (df_free_bb_function): Ditto.
915 (df_bb_refs_delete): New function.
916 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
917 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
918 basic block parameter to be able to clean out basic block when not
920 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
921 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
922 Fixed to properly delete information if df is unused before
925 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
927 PR rtl-optimization/25799
928 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
929 Corrected confluence operator to remove bits from op2 before oring
930 with op1 rather than removing bits from op1.
931 (df_ru_transfer_function): Corrected test on wrong bitmap which
932 caused infinite loop. Both of these problems were introduced in
933 the dataflow rewrite.
935 2006-01-19 DJ Delorie <dj@redhat.com>
937 * reload1.c (find_reload_regs): Note the details of reload
938 failures in the dump file.
939 (spill_failure): Likewise.
941 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
943 * loop-iv.c: Include df.h and hashtab.h.
944 (enum iv_grd_result): New enum.
945 (DF_REF_IV, DF_REF_IV_SET): New macros.
946 (struct biv_entry): New.
947 (df, bivs): New global variables.
948 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
949 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
951 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
952 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
953 analyzed_for_bivness_p, record_biv): New functions.
954 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
955 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
956 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
958 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
960 (iv_number_of_iterations): Use new interface to iv analysis.
961 * loop-unroll.c: Do not include varray.h.
962 (analyze_iv_to_split_insn): Use new interface to iv
964 * loop-unswitch.c (may_unswitch_on): Ditto.
965 * df.c (df_bitmaps_free): Only work for bbs for that structures are
967 (df_bb_modify): Realloc tables to the new index.
968 (df_find_use): New function.
969 * df.h (df_find_use): Declare.
970 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
972 * cfgloop.h (struct rtx_iv): Remove analysed field.
973 (iv_get_reaching_def): Removed.
974 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
975 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
976 (loop-iv.o): Add df.h and hashtab.h dependency.
977 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
979 2006-01-20 Alan Modra <amodra@bigpond.net.au>
981 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
983 (__floatundisf, __floatundidf): Likewise.
984 * libgcc2.h (IS_IBM_EXTENDED): Define.
986 2006-01-19 DJ Delorie <dj@redhat.com>
988 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
990 2006-01-19 Paul Brook <paul@codesourcery.com>
992 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
993 as nothrow when unwinding tables are disabled.
995 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
998 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
999 of bit-field" when in system header.
1001 2006-01-19 DJ Delorie <dj@redhat.com>
1003 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1004 the 16 bit shift limit of the m16c.
1006 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1009 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1010 * config/i386/i386.c (output_set_got): Output the label if we have one
1011 for the TARGET_DEEP_BRANCH_PREDICTION case.
1013 2006-01-19 Jan Hubicka <jh@suse.cz>
1014 H.J. Lu <hongjiu.lu@intel.com>
1015 Evandro Menezes <evandro.menezes@amd.com>
1017 * invoke.texi (generic): Document
1019 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1020 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1021 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1022 (x86_use_incdec, x86_pad_returns): New variables
1023 (TARGET_CPU_DEFAULT_generic): New constant
1024 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1025 (enum processor_type): Add generic32 and generic64.
1026 * i386.md (cpu attribute): Add generic32/generic64
1027 (movhi splitter): Behave sanely when both partial_reg_dependency and
1028 partial_reg_stall are set.
1029 (K8 splitters): Enable for generic as well.
1030 * predicates.md (incdec_operand): Use TARGET_INCDEC
1031 (aligned_operand): Avoid memory mismatch stalls.
1032 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1033 * ppro.md: Enable for generic32
1034 * i386.c (generic64_cost, generic32_cost): New.
1035 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1036 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1037 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1038 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1039 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1040 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1041 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1042 x86_accumulate_outgoing_args, x86_prologue_using_move,
1043 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1044 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1046 (x86_use_incdec, x86_pad_returns): New.
1047 (override_options): Add generic32 and generic64, translate "generic"
1048 to generic32/generic64 and "i686" to "generic32", refuse
1049 "generic32"/"generic64" as arch target.
1050 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1051 (ix86_reorg): Honor PAD_RETURNS.
1053 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1055 * tree-pretty-print.c (dump_generic_node): Handle
1056 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1057 * cgraph.c (cgraph_expand_queue): Rename from
1058 cgraph_analyze_queue. Update all users.
1059 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1060 cgraph_expand_queue.
1061 (cgraph_expand_all_functions): Likewise.
1062 (cgraph_finalize_pending_functions): Remove. Update callers.
1064 * tree.h (OMP_DIRECTIVE_P): Define.
1065 (OMP_PARALLEL_FN): Define.
1066 (OMP_PARALLEL_DATA_ARG): Define.
1067 (OMP_SECTIONS_SECTIONS): Define.
1068 * tree-pass.h (pass_expand_omp): Declare.
1069 * omp-low.c (struct omp_region): Declare.
1070 (struct omp_context): Remove fields 'parallel_type',
1071 'parallel_start_ix' and 'parallel_start_additional_args'.
1073 (struct omp_for_data): Rename from struct expand_omp_for_data.
1074 (omp_regions): New static variable.
1075 (root_omp_region): New static variable.
1076 (find_omp_clause): Make static.
1077 (is_in_combined_parallel_ctx): Remove.
1078 (is_combined_parallel): New.
1079 (extract_omp_for_data): Move earlier in the file.
1080 (workshare_safe_to_combine_p): New.
1081 (get_ws_args_for): New.
1082 (determine_parallel_type): Move earlier in the file.
1083 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1085 (omp_copy_decl): Likewise.
1086 (create_omp_child_function): Likewise.
1087 (lookup_omp_region): New.
1088 (dump_omp_region): New.
1089 (debug_omp_region): New.
1090 (debug_all_omp_regions): New.
1091 (new_omp_region): New.
1092 (scan_omp_parallel): If parallel_nesting_level > 1, the
1093 directive is nested within another parallel directive.
1094 Set OMP_PARALLEL_FN.
1095 (scan_omp_for): Do not try to handle combined parallel+for
1097 Remove FIXME comment.
1098 (scan_omp_nested): Remove.
1099 (scan_omp_1): Do not call scan_omp_nested when
1100 parallel_nesting_level is > 1.
1101 Do not change the DECL_CONTEXT of local variables found.
1102 (lookup_decl_in_outer_ctx): New.
1103 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1104 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1105 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1106 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1107 If CTX is nested, lookup VAR in the outer context when
1108 building copy assignment.
1109 (lower_send_clauses): Rename from expand_send_clauses.
1110 If CTX is nested, lookup VAR in the outer context when
1111 building copy assignments.
1112 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1113 If CTX is nested, lookup VAR in the outer context when
1114 building copy assignments.
1115 (expand_parallel_call): Rename from build_parallel_call.
1116 Handle combined parallel+workshare cases.
1117 Re-implement to emit code into the CFG.
1119 (expand_omp_parallel): Re-implement to emit code into the CFG.
1120 Call move_sese_region_to_fn to outline the sub-graph
1121 containing the parallel region.
1122 (expand_omp_for_1): Remove.
1123 (expand_omp_for_generic): Re-implement to emit code into the
1125 (expand_omp_for_static_nochunk): Likewise.
1126 (expand_omp_for_static_chunk): Likewise.
1127 (expand_omp_for): Likewise.
1128 (expand_omp_sections): Likewise.
1129 (remove_exit_barriers): New.
1130 (expand_omp_synch): New.
1132 (build_omp_regions_1): New.
1133 (build_omp_regions): New.
1134 (execute_expand_omp): New.
1135 (gate_expand_omp): New.
1136 (pass_expand_omp): Define.
1137 (lower_omp_sections): Rename from expand_omp_sections.
1138 Set OMP_SECTIONS_SECTIONS.
1139 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1140 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1141 (lower_omp_single): Rename from expand_omp_simple.
1142 (lower_omp_master): Rename from expand_omp_master.
1143 (lower_omp_ordered): Rename from expand_omp_ordered.
1144 (lower_omp_critical): Rename from expand_omp_critical.
1145 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1146 (lower_omp_for): Re-implement.
1147 (lower_omp_parallel): Re-implement.
1148 (lower_regimplify): Rename from expand_regimplify.
1149 (lower_omp_1): Rename from expand_omp_1.
1150 If there are syntax errors in the program, replace every
1151 OpenMP directive with NOP.
1152 Call lower_omp_* instead of expand_omp_*.
1153 (lower_omp): Rename from expand_omp.
1155 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1156 * tree-gimple.h (enum omp_parallel_type): Remove.
1157 (gimple_boolify): Declare extern.
1158 (find_omp_clause, determine_parallel_type): Remove.
1160 * gimple-low.c (lower_omp_directive): New.
1161 (lower_stmt): Call it.
1162 (record_vars_into): Move from ...
1163 (record_vars): ... here.
1164 Call record_vars_into with current_function_decl.
1166 * gimplify.c (struct gimplify_ctx): Remove fields
1167 combined_pre_p and combined_ctxp. Update users.
1168 (get_formal_tmp_var): Add documentation.
1169 (gimple_boolify): Make extern.
1170 (gimplify_expr_in_ctx): Remove. Update callers.
1171 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1172 will always be a BIND_EXPR.
1173 (gimplify_expr): Handle OMP_RETURN_EXPR.
1174 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1175 (OMP_PARALLEL): Add 3 operands.
1176 (OMP_SECTIONS): Add 1 operand.
1177 (OMP_RETURN_EXPR): Define.
1179 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1180 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1181 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1182 creating a circular free list.
1183 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1185 * tree-flow.h (move_sese_region_to_fn): Declare.
1186 (record_vars_into): Declare.
1187 * tree-cfg.c (make_omp_sections_edges): New.
1188 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1189 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1190 OMP_SECTIONS and OMP_SECTION.
1191 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1192 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1193 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1194 (gather_blocks_in_sese_region): New.
1195 (struct move_stmt_d): Declare.
1197 (move_block_to_fn): New.
1198 (move_sese_region_to_fn): New.
1200 * passes.c (init_optimization_passes): Schedule
1201 pass_expand_omp after pass_init_datastructures.
1203 * tree-ssa-operands.c (get_expr_operands): Handle
1204 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1205 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1207 2006-01-19 Jeff Law <law@redhat.com>
1209 * tree-vrp.c (extract_range_from_assert): Refine the result range
1210 if the variable referenced by the ASSERT_EXPR has a range and
1211 either the tentative result range or the previous range is a
1214 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1216 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1218 2006-01-19 Jan Hubicka <jh@suse.cz>
1220 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1222 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1224 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1225 (expand_compound_operation, expand_field_assignment): Fail if the
1226 bit lengths of an extract operation are out of range.
1227 (make_extraction): Compute wanted_inner_mode based on the position
1228 and length of the extraction. Make it extraction_mode for non-constant
1229 positions, and do not modify offset in that case. When generating a
1230 new MEM, use a mode that can hold the extraction while keeping correct
1231 alignment. Remove code that supported MEMs wrapped by USEs.
1232 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1234 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1236 * config/s390/s390.md ("Y", "y"): New mode attribute.
1237 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1238 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1239 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1240 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1241 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1242 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1243 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1244 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1245 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1246 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1247 "addsi3", "subsi3"): Insn patterns removed.
1248 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1249 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1250 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1251 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1252 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1253 "*sub<mode>3_cconly2"): New insn patterns.
1254 ("addsi3", "subsi3"): New expanders.
1256 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1258 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1259 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1260 existing STMT_VINFO_VECTYPE if available.
1261 (vect_mark_relevant): Add special handling for stmts that are
1262 marked as STMT_VINFO_IN_PATTERN_P.
1263 (vect_analyze_loop): Call vect_pattern_recog.
1264 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1265 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1267 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1268 (vect_recog_func_ptr): New function-pointer type.
1269 * tree-vect-patterns.c: New file.
1270 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1271 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1272 (vect_pattern_recog_1): New functions.
1273 (vect_pattern_recog_funcs): New array of function pointers.
1275 * tree-vectorizer.h (ternary_op): New enum value.
1276 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1277 declaration. Revised documentation. Removed redundant dump prints.
1278 Removed redundant argument. Added support for reduction patterns.
1279 (vectorizable_reduction): Added support for reduction patterns.
1280 (vect_transform_stmt): Added support for patterns.
1282 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1283 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1284 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1285 (expand_widen_pattern_expr): New function.
1286 (init_optabs): Initialize new optabs udot_prod_optab,
1288 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1289 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1290 (expand_widen_pattern_expr): New function declaration.
1291 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1293 * tree-inline.c (estimate_num_insns_1): Added cases for new
1294 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1295 * tree-pretty-print.c (dump_generic_node): Likewise.
1296 (op_prio): Likewise.
1297 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1298 * tree-ssa-operands.c (get_expr_operands): Added case for
1300 * tree-vect-patterns.c (widened_name_p): New function.
1301 (vect_recog_dot_prod_pattern): Added function implementation.
1302 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1303 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1304 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1305 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1307 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1308 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1309 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1310 (init_optabs): Initialize new optabs widen_ssum_optab,
1312 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1313 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1314 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1315 use instead of type of def.
1316 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1317 function implementation.
1318 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1319 widen_ssumv8hi): New.
1321 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1324 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1327 * c-decl.c (add_flexible_array_elts_to_size): New function.
1328 (finish_decl): Use it.
1330 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1332 * diagnostic.h: Include options.h.
1333 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1334 dependancies for diagnostic.h.
1335 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1337 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1339 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1340 (ssa_ro_call_cache_valid): Ditto.
1341 * tree-ssa-alias.c (sort_tags_by_id): New function.
1342 (init_transitive_clobber_worklist): Ditto.
1343 (add_to_worklist): Ditto.
1344 (mark_aliases_call_clobbered): Ditto.
1345 (compute_tag_properties): Ditto.
1346 (set_initial_properties): Ditto.
1347 (compute_call_clobbered): Ditto.
1348 (compute_may_aliases): Call compute_call_clobbered and grouping.
1349 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1350 (compute_flow_insensitive_aliasing): Grouping now happens in our
1352 (setup_pointers_and_addressables): Remove clobbering related code.
1353 (add_may_alias): Ditto.
1354 (replace_may_alias): Ditto.
1355 (get_nmt_for): Ditto.
1356 (create_global_var):
1357 (is_escape_site): Return an escape_type enumeration.
1358 * tree-flow-inline.h (is_call_clobbered): Global var does not
1359 imply call clobbered.
1360 (mark_call_clobbered): Take a reason for marking this. Remove
1361 marking of globalness, and cache invalidation.
1362 (clear_call_clobbered): Remove cache invalidation code.
1363 * tree-dfa.c (dump_variable): If details is on, dump the reason
1365 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1367 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1368 (struct var_ann_d): Ditto.
1369 (enum escape_type): New.
1370 (mark_call_clobbered): Adjust prototype.
1371 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1372 are never call clobbered.
1373 Record reasons for escaping.
1374 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1375 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1376 (ssa_ro_call_cache_valid): Ditto.
1377 (clobbered_v_may_defs): Ditto.
1378 (clobbered_vuses): Ditto.
1379 (ro_call_vuses): Ditto.
1380 (clobber_stats): New.
1381 (init_ssa_operands): Zero out clobber stats.
1382 (fini_ssa_operands): Print out clobber stats.
1383 (get_call_expr_operands): Pass callee fndecl to
1385 (add_call_clobber_ops): Remove use of cache.
1386 Add use of PURE_CONST information.
1387 (add_call_read_ops): Remove use of cache.
1388 Add use of static not_read information.
1390 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1392 Introduce TLS descriptors for i386 and x86_64.
1393 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1394 (TARGET_ANY_GNU_TLS): New macro.
1395 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1396 (struct machine_function): Add tls_descriptor_call_expanded_p.
1397 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1398 (ix86_current_function_calls_tls_descriptor): Likewise.
1399 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1400 (override_options): Introduce gnu2 tls dialect.
1401 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1403 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1405 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1406 (ix86_init_machine_status): Initialize new field.
1407 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1408 (ix86_tls_module_base): New.
1409 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1410 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1411 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1412 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1413 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1414 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1415 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
1416 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
1417 * config/i386/predicates.md (tls_modbase_operand): New.
1418 (tp_or_register_operand): New.
1420 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
1422 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
1423 (look_for_address_of): Ditto.
1424 (ipa_init): Walk the function decls.
1425 (static_execute): Don't set readonly on FUNCTION_DECL's.
1427 2006-01-18 Roger Sayle <roger@eyesopen.com>
1429 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
1430 for shifts where the source and destination registers are different.
1432 2006-01-18 Paul Brook <paul@codesourcery.com>
1434 Merge from csl-arm-branch.
1435 2005-03-14 Julian Brown <julian@codesourcery.com>
1436 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
1437 (aeabi_llsl): Likewise.
1438 (ashrdi3): Likewise.
1439 (aeabi_lasr): Likewise.
1440 (lshrdi3): Likewise.
1441 (aeabi_llsr): Likewise.
1442 2005-03-10 Julian Brown <julian@codesourcery.com>
1443 * config.gcc: Disable shared libgcc for SymbianOS.
1444 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
1446 2006-01-18 DJ Delorie <dj@redhat.com>
1448 * c-pragma.c (handle_pragma_diagnostic): New.
1449 (init_pragma): Register it.
1450 * doc/extend.texi: Document it.
1452 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
1453 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
1454 (diagnostic_context): Add classify_diagnostic[].
1455 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
1456 as errors if they're overridden to DK_WARNING.
1457 (diagnostic_initialize): Initialize classify_diagnostic[].
1458 (diagnostic_set_kind_override): New.
1459 (diagnostic_report_diagnostic): Check for kind changes.
1460 * opts.c (common_handle_option): Take lang_mask. Update callers.
1462 * common.opt (Werror=): New.
1463 * doc/invoke.texi: Document -Werror=*
1465 2006-01-18 Jeff Law <law@redhat.com>
1467 * tree-vrp.c (test_for_singularity): Correct test for new
1468 min limit. Use operand_equal_p rather than pointer equality
1469 for testing if new min/max values are equal.
1471 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
1472 using range information until after propagation and folding.
1474 2006-01-18 Richard Henderson <rth@redhat.com>
1475 Aldy Hernandez <aldyh@redhat.com>
1476 Jakub Jelinek <jakub@redhat.com>
1477 Diego Novillo <dnovillo@redhat.com>
1479 * omp-low.c: New file.
1480 * c-omp.c: New file.
1482 2006-01-18 Richard Henderson <rth@redhat.com>
1483 Jakub Jelinek <jakub@redhat.com>
1484 Diego Novillo <dnovillo@redhat.com>
1486 * doc/invoke.texi: Document -fopenmp.
1487 * tree-dump.h (debug_function): Declare.
1488 * hooks.c (hook_bool_tree_bool_false): New function.
1489 (hook_tree_tree_null): Remove.
1490 (hook_tree_tree_tree_null): New.
1491 * hooks.h: Update to match.
1492 * tree-pretty-print.c (debug_tree_chain): New.
1493 (print_generic_expr): Handle TDF_CHAIN.
1494 (dump_generic_node): Handle BLOCK.
1495 Do not abort with incomplete SWITCH_EXPRs.
1496 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1497 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1498 print space after directive name.
1499 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1500 Handle OMP_MASTER and OMP_ORDERED.
1501 Handle printing of OMP_BODY just in one place, goto
1502 dump_omp_body in the rest of OMP_* nodes that have
1504 Don't handle clause nodes here. Update omp statements to
1505 use dump_omp_clauses.
1506 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1507 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1508 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
1509 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
1510 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
1511 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
1512 Adjust output for GOMP_PARALLEL.
1513 (dump_omp_clauses): New.
1514 (print_declaration): Dump DECL_VALUE_EXPR.
1515 (op_symbol_1): Split out of op_symbol.
1516 (dumping_stmts): Remove. Update all users.
1517 * cgraph.c (cgraph_analyze_queue): New.
1518 (cgraph_add_new_function): New.
1519 * cgraph.h (cgraph_analyze_queue): Declare.
1520 (cgraph_add_new_function): Declare.
1521 (cgraph_lower_function): Remove.
1522 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
1523 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
1524 and TYPE_P nodes in its default clause.
1525 (empty_body_p): New.
1526 (tree_range_check_failed): New.
1528 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
1529 OMP_CLAUSE_REDUCTION_MERGE,
1530 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
1531 OMP_CLAUSE_PRIVATE_DEBUG,
1532 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
1533 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
1534 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
1535 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
1536 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
1537 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
1538 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
1539 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1540 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1541 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1542 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
1543 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
1544 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
1545 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1546 (TREE_RANGE_CHECK): New.
1547 (empty_body_p): Declare.
1548 (enum omp_clause_default_kind): New.
1549 (build_string_literal): Declare.
1550 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1551 (build5_stat, build5): Declare.
1552 * tree-pass.h (TDF_CHAIN): Define.
1553 * tree-pass.h (PROP_gimple_lomp): Define.
1554 (pass_lower_omp): Declare.
1555 * diagnostic.h (debug_tree_chain): Declare.
1556 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
1558 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
1559 * builtins.c (build_string_literal): Make extern.
1560 * gcc.c (include_spec_function): New.
1561 (static_spec_functions): Add it.
1562 (main): Move load of libgomp.spec ...
1563 (LINK_COMMAND_SPEC): ... here.
1564 (link_gomp_spec): New.
1565 (static_specs): Include it.
1566 (LINK_COMMAND_SPEC): Add link_gomp.
1567 (GOMP_SELF_SPECS): New.
1568 (driver_self_specs): Include it.
1569 (switch_matches): Don't mark inline.
1570 (main): Load libgomp.spec.
1571 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
1572 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
1573 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
1574 * tree-gimple.h (enum omp_parallel): Declare.
1575 (determine_parallel_type): Declare.
1576 (omp_firstprivatize_variable): Declare.
1577 (omp_reduction_init): Declare.
1578 (diagnose_omp_structured_block_errors): Declare.
1579 (struct walk_stmt_info): Add want_return_expr.
1580 (struct walk_stmt_info): Add want_bind_expr, want_locations.
1581 (find_omp_clause): Declare.
1582 (insert_field_into_struct): Declare.
1583 (struct walk_stmt_info): Move from tree-nested.c
1584 (walk_stmts): Declare.
1585 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1587 * cgraphunit.c (cgraph_lower_function): Make static.
1588 (cgraph_finalize_pending_functions): New.
1589 (cgraph_finalize_function): Call it.
1590 (cgraph_finalize_compilation_unit): Likewise.
1591 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
1592 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
1593 (BT_FN_UINT_UINT): New.
1594 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
1595 DEF_FUNCTION_TYPE_VAR_4): Document.
1596 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
1597 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
1598 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
1599 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
1600 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
1601 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
1602 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
1603 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
1604 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
1605 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
1606 into separate files.
1607 (DEF_GOMP_BUILTIN): New.
1608 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
1609 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
1610 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
1611 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
1612 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
1613 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
1614 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
1615 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
1616 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
1617 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
1618 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
1619 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
1620 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
1621 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
1622 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
1623 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
1624 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
1625 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
1626 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
1627 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
1628 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
1629 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
1630 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
1631 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
1632 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
1633 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
1634 * sync-builtins.def: New file, moved from builtins.def.
1635 * omp-builtins.def: New file, moved from builtins.def.
1636 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
1637 * gimple-low.c (lower_function_body): Clear data.
1638 (lower_stmt): Do not handle COMPOUND_EXPR.
1639 Remove call to print_node_brief.
1640 * c-tree.h (c_finish_omp_clauses): New prototype.
1641 (C_DECL_THREADPRIVATE_P): Define.
1642 (lookup_name_no_remap, c_omp_remap_private): Remove
1643 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
1644 (check_for_loop_decls): Update decl.
1645 (lookup_name_no_remap, c_omp_remap_private): Declare.
1646 (build_indirect_ref, build_modify_expr, pushdecl,
1647 pushdecl_top_level): Move to c-common.h.
1648 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
1649 before the switch, but just in the 2 places that need it.
1650 * c-decl.c (diagnose_mismatched_decls): Do not check for
1651 mismatched thread-local attributes when OLDDECL is marked
1652 threadprivate and NEWDECL has no thread-local attributes.
1653 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
1654 (c_gimple_diagnostics_recursively): Rename from
1655 c_warn_unused_result_recursively. Invoke
1656 diagnose_omp_structured_block_errors.
1657 (check_for_loop_decls): Return a singular decl found.
1658 * langhooks.c (lhd_omp_predetermined_sharing): Return
1659 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
1660 (lhd_omp_firstprivatize_type_sizes): New.
1661 (lhd_omp_assignment): New.
1662 (lhd_omp_predetermined_sharing): New.
1663 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
1664 (struct lang_hooks_for_types): Add
1665 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
1666 omp_predetermined_sharing, omp_disregard_value_expr,
1667 omp_private_debug_clause, omp_clause_default_ctor,
1668 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
1669 (c_finish_omp_clauses): New.
1670 (c_finish_bc_stmt): Diagnose break within omp for.
1671 (c_begin_omp_parallel, c_finish_omp_parallel): New.
1672 (build_unary_op): Return error_mark after reporting
1674 (build_modify_expr): Likewise.
1675 * gimplify.c: Include optabs.h and pointer-set.h.
1676 (enum gimplify_omp_var_data): Declare.
1677 (struct gimplify_omp_ctx): Declare.
1678 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
1680 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
1681 (push_gimplify_context, pop_gimplify_context): Allow nesting.
1682 (splay_tree_compare_decl_uid): New.
1683 (new_omp_context): New.
1684 (delete_omp_context): New.
1685 (gimple_add_tmp_var): Call omp_add_variable.
1686 (gimplify_bind_expr): Likewise.
1687 (gimplify_var_or_parm_decl): If omp_notice_variable returned
1688 true, disregard DECL_VALUE_EXPR on the decl if any.
1689 (gimplify_expr_in_ctx): New.
1690 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
1691 omp_add_variable, omp_notice_variable, omp_is_private
1692 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
1693 gimplify_adjust_omp_clauses, gimplify_omp_parallel
1694 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
1695 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
1696 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
1697 gimplify_omp_atomic): New.
1698 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1699 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1700 OMP_CRITICAL and OMP_ATOMIC.
1701 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
1702 * c-pragma.h (enum pragma_kind): Add
1703 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
1704 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
1705 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
1706 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
1707 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
1708 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
1709 PRAGMA_OMP_THREADPRIVATE.
1710 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1711 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1712 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
1713 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
1714 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
1715 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
1716 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
1717 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
1718 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
1719 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
1720 * tree-ssa-dce.c (find_control_dependence): Do not assume that
1721 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
1722 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
1724 (struct nesting_info): Add field_map,
1725 suppress_expansion, debug_var_chain.
1726 (create_nesting_tree): Initialize them.
1727 (lookup_field_for_decl): Use field_map.
1728 (get_nonlocal_debug_decl, get_local_debug_decl): New.
1729 (convert_local_omp_clauses): New.
1730 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
1731 (walk_body): Split out of walk_function.
1732 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
1733 (convert_nonlocal_reference): Handle omp statements.
1734 (convert_local_reference): Likewise.
1735 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
1736 (unnest_nesting_tree): New.
1737 (lower_nested_functions): Call it.
1738 (insert_field_into_struct): Make extern.
1739 (struct walk_stmt_info): Move to tree-gimple.h.
1740 (walk_stmts): Make extern.
1741 * omp-builtins.def: New file.
1742 * tree-iterator.c (expr_only): Clarify comment.
1743 * c-common.h (pushdecl_top_level, pushdecl,
1744 build_modify_expr, build_indirect_ref,
1745 c_finish_omp_master, c_finish_omp_critical,
1746 c_finish_omp_ordered, c_finish_omp_barrier,
1747 c_finish_omp_atomic, c_finish_omp_flush,
1748 c_finish_omp_for, c_split_parallel_clauses,
1749 omp_clause_default_kind, c_omp_sharing_predetermined,
1750 c_omp_remap_decl): Declare.
1751 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
1752 (OBJS-common): Add omp-low.o.
1753 (c-omp.o, omp-low.o): Add.
1754 (gimplify.o): Add dependency on $(OPTABS_H).
1755 (GTFILES): Add omp-low.c.
1756 (gt-stringpool.h): Add.
1757 * tree-cfg.c (set_bb_for_stmt): Do not update the
1758 block-to-labels map if we are currently expanding to RTL.
1759 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
1761 Handle IDENTIFIER_NODE.
1762 (tree_verify_flow_info): Do not ICE when emitting error
1763 messages about invalid labels.
1764 (dump_function_to_file): Reset CFUN before emitting the body
1766 (debug_function): New.
1767 * passes.c (init_optimization_passes): Schedule
1769 * langhooks-def.h (lhd_omp_predetermined_sharing,
1770 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
1772 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
1773 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
1774 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
1775 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
1776 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
1777 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
1778 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
1779 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
1780 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
1781 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
1782 (LANG_HOOK_DECLS): Use them.
1784 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
1785 Richard Henderson <rth@redhat.com>
1786 Jakub Jelinek <jakub@redhat.com>
1787 Diego Novillo <dnovillo@redhat.com>
1789 * c-parser.c (pragma_omp_clause): Define.
1790 (c_parser_declaration_or_fndef): Document OpenMP syntax.
1791 (c_parser_compound_statement): Likewise.
1792 (c_parser_statement): Likewise.
1793 (c_parser_pragma): Handle omp pragmas.
1794 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
1795 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
1796 (c_parser_omp_clause_name, check_no_duplicate_clause,
1797 c_parser_omp_variable_list,
1798 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
1799 c_parser_omp_clause_copyprivate,
1800 c_parser_omp_clause_default,
1801 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
1802 c_parser_omp_clause_lastprivate,
1803 c_parser_omp_clause_nowait,
1804 c_parser_omp_clause_num_threads,
1805 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
1806 c_parser_omp_clause_reduction,
1807 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
1808 c_parser_omp_all_clauses, c_parser_omp_structured_block,
1809 c_parser_omp_atomic, c_parser_omp_barrier,
1810 c_parser_omp_critical, c_parser_omp_flush,
1811 c_parser_omp_for_loop, c_parser_omp_for,
1812 c_parser_omp_master, c_parser_omp_ordered,
1813 c_parser_omp_sections_scope, c_parser_omp_sections,
1814 c_parser_omp_parallel, c_parser_omp_single,
1815 c_parser_omp_construct, c_parser_omp_threadprivate): New.
1816 * c-pragma.c (init_pragma): Do omp pragma registration here.
1817 * c.opt (fopenmp): New flag.
1819 2006-01-18 Eric Christopher <echristo@apple.com>
1821 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
1822 * config/darwin.h (GOMP_SELF_SPECS): Define.
1824 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1826 * rtl.h: Remove the prototype for reg_alloc.
1828 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1831 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
1832 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
1833 sjlj and dwarf2 exception handling.
1834 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
1835 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
1836 * pa/pa.c (function_value): Treat complex and vector types as
1838 (function_arg): Likewise. Only pass scalar floats in the floating
1839 point argument registers.
1840 * pa/t-slibgcc-dwarf-ver: New file.
1841 * pa/t-slibgcc-sjlj-ver: New file.
1842 * pa/t-slibgcc-elf-ver: Delete file.
1844 2006-01-19 Alan Modra <amodra@bigpond.net.au>
1846 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
1847 unlikely_test_section_p test.
1849 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1851 * mode-switching.c (optimize_mode_switching): Make it static.
1852 * basic-block.h: Remove the prototype for
1853 optimize_mode_switching.
1855 * modulo-sched.c (sms_schedule): Make it static.
1856 * rtl.h: Remove the prototype for sms_schedule.
1858 * postreload-gcse.c (gcse_after_reload_main): Make it static.
1859 * rtl.h: Remove the prototype for gcse_after_reload_main.
1861 * reg-stack.c (reg_to_stack): Make it static.
1862 * rtl.h: Remove the prototype for reg_to_stack.
1864 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
1866 * rtl.h: Remove the prototypes for regrename_optimize and
1867 copyprop_hardreg_forward.
1869 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
1871 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
1872 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
1873 Test against the appropriate null constant for the mode.
1874 If 'fixup_overlap' is true, swap the operands if they overlap.
1875 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
1876 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
1877 alpha_split_tmode_pair and adjust for above change.
1878 * config/alpha/alpha.md (movtf_internal): Adjust call to
1879 alpha_split_tfmode_pair and rely on it to swap the operands.
1880 (movti_internal): New insn and post-reload splitter.
1881 (movti): New expander.
1883 2006-01-18 Philippe De Muyter <phdm@macqel.be>
1885 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
1888 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1890 * rtlanal.c (global_reg_mentioned_p_1,
1891 global_reg_mentioned_p): Remove.
1892 * rtl.h: Remove the prototype for global_reg_mentioned_p.
1894 * flow.c (initialize_uninitialized_subregs): Make it static.
1895 * rtl.h: Remove the prototype for
1896 initialize_uninitialized_subregs.
1898 * function.c (instantiate_virtual_regs): Make it static.
1899 * function.h: Remove the prototype for
1900 instantiate_virtual_regs.
1902 * regmove.c (regmove_optimize, combine_stack_adjustments):
1904 * rtl.h: Remove the prototypes for regmove_optimize and
1905 combine_stack_adjustments.
1907 2006-01-17 Roger Sayle <roger@eyesopen.com>
1909 * config/i386/i386.c (COSTS_N_BYTES): New macro.
1910 (size_cost): Encode costs in bytes so that a reg-reg addition is
1911 equivalent to COSTS_N_INSNS(1).
1912 (override_options): Use the size_cost.branch_cost as the default
1913 ix86_branch_cost when optimizing for size.
1915 2006-01-18 Ben Elliston <bje@au.ibm.com>
1917 * Makefile.in (D32PBIT_FUNCS): New.
1918 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
1919 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
1920 D64PBIT_FUNCS and D128PBIT_FUNCS.
1921 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
1922 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
1924 (decnumber_dep): Define.
1925 * doc/libgcc.texi (Decimal float library routines): New node.
1926 * config/dfp-bit.h, config/dfp-bit.c: New files.
1928 2006-01-18 Ben Elliston <bje@au.ibm.com>
1930 * expr.c (emit_move_change_mode): Always adjust addresses, not
1931 just during reload. Copy replacements only during reload.
1932 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
1933 emit_move_via_integer.
1935 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
1937 * Makefile.in (check-%, check-consistency): Use $${srcdir}
1938 instead of $(srcdir) and ${srcdir}.
1940 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
1944 * arm.h (struct machine_function): Add pic_reg.
1945 * arm.c (arm_pic_register): Make unsigned.
1946 (arm_override_options): Only set arm_pic_register if
1947 TARGET_SINGLE_PIC_BASE.
1948 (use_return_insn): Only test for a pic register if it is fixed.
1949 (arm_compute_save_reg0_reg12_mask): Likewise.
1950 (thumb_compute_save_reg_mask): Likewise.
1951 (legitimate_pic_operand): Factor out some known invariants.
1952 (legitimize_pic_address): If we don't have a fixed pic register,
1953 then set up a pseudo in the function entry sequence. Handle the
1954 pic base being in a pseudo.
1955 (arm_load_pic_register): Handle the pic register being in a pseudo.
1956 (arm_expand_prologue): Only set up the pic register if it is fixed.
1957 (thumb_expand_prologue): Likewise.
1958 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
1959 (pic_load_addr_based_insn): Likewise.
1960 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
1963 2006-01-18 Ben Elliston <bje@au.ibm.com>
1965 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
1966 decimal float modes for all floating point registers.
1968 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
1969 match_code "mem" with match_test "macho_lo_sum_memory_operand".
1971 2006-01-17 Jakub Jelinek <jakub@redhat.com>
1974 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
1975 even when the pointer is not NULL.
1977 2006-01-16 Ian Lance Taylor <ian@airs.com>
1979 * common.opt (ftoplevel-reorder): New option.
1980 * cgraph.c (cgraph_asm_nodes): New global variable.
1981 (cgraph_asm_last_node): New static variable.
1982 (cgraph_order): New global variable.
1983 (cgraph_create_node): Set new order field.
1984 (cgraph_varpool_node): Likewise.
1985 (decide_is_variable_needed): Return true if not
1986 flag_toplevel_reorder.
1987 (cgraph_add_asm_node): New function.
1988 * cgraph.h (struct cgraph_node): Add order field.
1989 (struct cgraph_varpool_node): Add order field.
1990 (struct cgraph_asm_node): Define.
1991 (cgraph_asm_nodes, cgraph_order): Declare.
1992 (cgraph_add_asm_node): Declare.
1993 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
1995 (cgraph_varpool_assemble_pending_decls): Call it.
1996 (cgraph_output_pending_asms): New static function.
1997 (cgraph_finalize_compilation_unit): Call it.
1998 (struct cgraph_order_sort): Define.
1999 (cgraph_output_in_order): New static function.
2000 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2001 !flag_toplevel_reorder case.
2002 * c-parser.c: Include "cgraph.h".
2003 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2005 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2006 than -fno-unit-at-a-time.
2007 * doc/invoke.texi (Option Summary): Mention
2008 -fno-toplevel-reorder.
2009 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2010 -funit-at-a-time documentation.
2012 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2013 Kazu Hirata <kazu@codesourcery.com>
2015 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2017 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2019 * Makefile.in (FUNCTION_H): New. Use it instead of
2020 function.h throughout the file.
2021 * function.h: Include tree.h.
2023 2006-01-17 Ben Elliston <bje@au.ibm.com>
2025 * recog.c: Separate some functions with whitespace.
2027 2006-01-16 Richard Henderson <rth@redhat.com>
2029 Merge from gomp branch:
2030 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2031 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2032 and rename from struct inline_data. Rename callee* to dst*;
2033 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2034 transform_new_cfg, transform_return_to_modify, and
2035 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2037 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2038 (copy_decl_for_dup): Remove.
2039 * tree-inline.c (struct inline_data): Move to header.
2040 (insert_decl_map): Export.
2041 (remap_decl): Update for member name changes. Use copy_decl hook.
2042 Allow for replacement to be a non-decl. Remove dead code.
2043 (remap_type_1): Check for existing mapping.
2044 (remap_type): Export.
2045 (remap_decls): Update for member name changes.
2046 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2047 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2048 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2049 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2050 (tree_function_versioning, build_duplicate_type): Likewise.
2051 (copy_body_r): Likewise. Export.
2052 (copy_decl_for_dup): Split into ...
2053 (copy_decl_for_dup_finish, copy_decl_to_var,
2054 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2055 (replace_ref_tree, inlining_p): Remove.
2057 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2059 * ifcvt.c (if_convert): Make it static.
2060 * rtl.h: Remove the prototype for if_convert.
2062 * local-alloc.c (local_alloc): Make it static.
2063 * rtl.h: Remove the prototype for local_alloc.
2065 * loop.c (loop_optimize): Make it static.
2066 * cfgloop.h: Remove the prototype for loop_optimize.
2069 2006-01-16 DJ Delorie <dj@redhat.com>
2071 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2074 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2076 * pa.md: Disparage copies between general and floating-point registers
2077 in 32-bit move patterns.
2079 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2082 * Makefile.in (check-%): Depend on site.exp instead of
2083 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2086 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2088 * global.c (global_alloc): Make it static.
2089 * rtl.h: Remove the prototype for global_alloc.
2091 2006-01-16 Richard Guenther <rguenther@suse.de>
2093 * tree-ssa-alias.c (struct used_part): Add write_only field.
2094 (get_or_create_used_part_for): Initialize it to true.
2095 (create_overlap_variables_for): Don't create structure variables
2096 for structures that only are written to.
2097 (find_used_portions): Handle MODIFY_EXPR to track whether a
2098 structure is only written to.
2100 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2102 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2104 * basic-block.h: Remove the prototype for
2105 partition_hot_cold_basic_blocks.
2107 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2109 * cppspec.c (lang_specific_spec_functions): Remove.
2110 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2111 * gcc.h (lang_specific_spec_functions): Remove.
2112 * gccspec.c (lang_specific_spec_functions): Remove.
2114 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2116 * combine.c (record_value_for_reg): Invalidate registers
2118 (record_dead_and_set_regs_1): Likewise, by passing them to
2119 record_value_for_reg.
2120 (record_dead_and_set_regs): Invalidate stores made by a
2121 call. We do not combine across a call, but we still
2122 relied on equivalences.
2124 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2126 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2127 vrp_int_const_binop returning non-constant nodes.
2129 2006-01-16 Paul Brook <paul@codesourcery.com>
2131 * config/m68k/m68k.c (output_move_const_into_data_reg):
2132 Output correct mnemonic for mvz and mvs.
2134 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2136 * rtl-factoring.c: Add sequence abstraction algorithm.
2137 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2138 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2140 (block_has_preserve_label): New function.
2141 * common.opt: Register new pass.
2142 * Makefile.in: Ditto.
2144 * timevar.def: Ditto.
2145 * tree-pass.h: Ditto.
2146 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2147 * rtl.h (make_jump_insn_raw): Add forward decl.
2148 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2150 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2151 Roger Sayle <roger@eyesopen.com>
2153 * fold-const.c (fold_minmax): New static function.
2154 (fold_binary) <MIN_EXPR>: Call it.
2155 <MAX_EXPR>: Likewise.
2156 * stor-layout.c (place_field): Use DECL_SIZE consistently
2157 in the computation of the new record size.
2159 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2161 * cse.c (cse_condition_code_reg): Make it static.
2162 * rtl.h: Remove the prototype for cse_condition_code_reg.
2164 * combine.c (combine_instructions): Make it static.
2165 * rtl.h: Remove the prototype for combine_instructions.
2167 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2170 * tree.c (get_file_function_name_long): Concatenate the first global
2171 object name with a string derived from the input filename of the object
2174 2006-01-16 Ben Elliston <bje@au.ibm.com>
2176 * config/i386/winnt-stubs.c: Update FSF address.
2177 * config/xtensa/ieee754-df.S: Ditto.
2178 * config/xtensa/ieee754-sf.S: Ditto.
2180 2006-01-14 Ian Lance Taylor <ian@airs.com>
2182 * ifcvt.c (noce_init_if_info): New static function, broken out of
2183 noce_process_if_block.
2184 (noce_process_if_block): Call noce_init_if_info.
2185 (check_cond_move_block): New static function.
2186 (cond_move_process_if_block): New static function.
2187 (process_if_block): Call cond_move_process_if_block.
2189 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2191 * cselib.c (hash_table): Rename to cselib_hash_table.
2192 (cselib_clear_table, discard_useless_values,
2193 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2194 cselib_init, cselib_finish): Adjust uses of hash_table.
2196 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2198 PR tree-optimization/25485
2199 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2200 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2201 is known to be false and true, respectively.
2203 2006-01-14 Richard Guenther <rguenther@suse.de>
2205 PR tree-optimization/22548
2206 PR tree-optimization/22555
2207 PR tree-optimization/22501
2208 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2209 * params.def (salias-max-array-elements): New parameter.
2210 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2211 * doc/invoke.texi (salias-max-array-elements): Document.
2212 * tree-flow-inline.h (var_can_have_subvars): We also handle
2214 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2216 * tree-ssa-structalias.c (params.h): Include.
2217 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2218 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2219 (get_constraint_for): For ADDR_EXPR operating on something
2220 containing an ARRAY_REF, add all subvars to the solution.
2221 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2222 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2223 for creating MUST_DEFs.
2224 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2226 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2228 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2230 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2231 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2232 number_of_iterations_le): New functions.
2233 (number_of_iterations_special): Removed.
2234 (number_of_iterations_exit): Do not use number_of_iterations_special.
2235 * tree.c (unsigned_type_for): Always return integer type.
2237 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2238 Richard Guenther <rguenther@suse.de>
2240 PR rtl-optimization/24257
2241 * gcse.c (find_moveable_store): Only consider a store movable
2242 when the SET_SRC of the insn can be assigned to a register.
2244 2006-01-14 Ian Lance Taylor <ian@airs.com>
2246 * tree.c (tree_not_class_check_failed): New function.
2247 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2248 (tree_not_class_check_failed): Declare.
2250 2006-01-13 Ian Lance Taylor <ian@airs.com>
2252 * reload1.c (do_output_reload): Add assertion rejecting a
2255 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2257 * combine.c (struct reg_stat): Add new fields truncation_label and
2259 (record_value_for_reg): Reset truncated_to_mode.
2260 (record_truncated_value): New function.
2261 (check_promoted_subreg): Call it. Rename to check_conversions.
2262 (combine_instructions): Rename check_promoted_subreg to
2264 (reg_truncated_to_mode): New function.
2265 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2266 (gen_lowpart_or_truncate): New function.
2267 (force_to_mode): Use it instead of gen_lowpart.
2269 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2271 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2272 VAR is a tag, not its type tag.
2274 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2276 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2277 alternatives to match style of other entries.
2278 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2280 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2282 PR tree-optimization/25771
2283 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2286 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2289 * tree-inline.c (declare_return_variable): If the return variable
2290 was marked as a non gimple complex, set the return slot variable
2291 to be a non gimple comple variable.
2293 2006-01-13 Richard Guenther <rguenther@suse.de>
2295 * builtins.c (expand_builtin_sincos): New function.
2296 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2298 (expand_builtin): Expand sincos using expand_builtin_sincos.
2300 2006-01-12 DJ Delorie <dj@redhat.com>
2302 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2303 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2304 so that constant shifts can be split.
2305 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2306 (m32c_valid_pointer_mode): Make static.
2307 (shift_gen_func_for): New.
2308 (m32c_prepare_shift): Use it. Split large const shifts into
2310 * config/m32c/predicates.md (shiftcount_operand): Allow more
2312 (longshiftcount_operand): New.
2313 * doc/md.texi (Machine Constraints): Document In6.
2315 2006-01-13 Ben Elliston <bje@au.ibm.com>
2317 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2318 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2321 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2323 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2324 to try to avoid clobbering pieces of structures when we know
2325 something about the whole structure.
2326 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2328 2006-01-13 Ben Elliston <bje@au.ibm.com>
2330 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2331 return in memory, as this is no limitation is no longer present.
2333 2006-01-12 DJ Delorie <dj@redhat.com>
2335 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2336 mova with fb, and for fb+0 -> An.
2338 * config/m32c/mov.md (peephole2): Fix enabling logic.
2340 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2341 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2342 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2343 FINI_ARRAY_SECTION_ASM_OP): Define.
2345 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2347 (m32c_legitimize_reload_address): New logic to reload FB to An.
2348 (m32c_output_reg_push): Add newline.
2349 (m32c_output_reg_pop): Likewise.
2351 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2353 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2355 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2357 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2359 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2361 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2364 2006-01-11 Ben Elliston <bje@au.ibm.com>
2366 * rtlanal.c (find_reg_note): Assert insn is not null.
2368 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2370 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2373 2006-01-11 Jeff Law <law@redhat.com>
2375 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2377 (mark_threaded_blocks, register_jump_thread): New functions.
2378 (thread_through_all_blocks): Remove unwanted argument. No
2379 longer rely on e->aux to communicate thread target info.
2380 Call mark_threaded_blocks. Release the threaded_blocks
2381 bitmap and threaded_edges vector when complete.
2382 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2383 (threaded_blocks): Remove.
2384 (tree_ssa_dominator_optimize): Remove initialization and
2385 finalization of threaded_blocks. Simplify call to
2386 thread_through_all_blocks.
2387 (thread_across_edge): Call register_jump_thread rather than
2388 storing thread information into e->aux.
2389 (free_all_edge_infos): Simplify now that e->aux is no longer
2390 used to communicate with thread_through_all_blocks.
2391 * tree-flow.h (thread_through_all_blocks): Update prototype.
2392 (register_jump_thread): Prototype.
2394 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2396 * df-core.c (df_compact_blocks, df_bb_replace): Use
2397 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2399 2006-01-11 Richard Guenther <rguenther@suse.de>
2401 PR tree-optimization/25734
2402 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2403 stop propagation after successful propagation to the LHS.
2405 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2407 * basic-block.h (control_flow_graph): Change the type of
2408 x_basic_block_info to VEC(basic_block,gc) *.
2409 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2411 (SET_BASIC_BLOCK): New.
2412 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2413 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2414 * cfgbuild.c (find_basic_blocks): Likewise.
2415 * cfglayout.c (fixup_reorder_chain): Likewise.
2416 * cfgrtl.c (create_basic_block_structure,
2417 rtl_create_basic_block): Likewise.
2418 * ifcvt.c (find_if_case_1): Likewise.
2419 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
2422 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2424 * Makefile.in: Removed rotted odf.c entry.
2426 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
2429 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
2430 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
2431 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
2432 output pattern modifier, not %e.
2433 * config/cris/cris.c (cris_op_str): Update comment about pattern
2435 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
2436 before falling through into...
2437 <case 'E'>: Redefined from old 'e' case.
2439 2006-01-11 Jan Hubicka <jh@suse.cz>
2442 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2444 2006-01-11 Jan Hubicka <jh@suse.cz>
2446 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
2447 * i386.c (x86_decompose_lea): Kill.
2448 (ix86_rtx_costs): Kill.
2450 2006-01-11 Jan Hubicka <jh@suse.cz>
2452 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
2453 * cgraph.h (cgraph_node): Add inline_decl.
2454 (cgraph_insert_node_to_hashtable): Declare.
2455 (save_inline_function_body): Declare.
2456 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
2458 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
2459 (cgraph_function_versioning): Update call of tree_function_versioning.
2460 (save_inline_function_body): New function.
2461 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
2462 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
2463 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
2464 (cgraph_default_inline_p): Likewise.
2465 (cgraph_decide_inlining_incrementally): Likewise.
2466 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
2467 (copy_bb): Kill saving; do updating of clones.
2468 (copy_cfg_body): Kill saving.
2469 (initialize_inlined-parameters): Likewise.
2470 (expand_call_inline): Likewise.
2472 (tree_function_versioning): New parameter "update_clones".
2473 (inlining_p): Kill saving.
2474 * tree-inline.h (tree_function_versioning): Update prototype.
2475 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
2478 2006-01-11 Ian Lance Taylor <ian@airs.com>
2480 * combine.c (struct undo): Remove is_int. Enumify types of undos.
2481 Allow undoing set of machine mode.
2482 (do_SUBST): Use enums instead of is_int.
2483 (do_SUBST_MODE): New function.
2484 (SUBST_MODE): New macro.
2485 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2486 reg and trying to replace reg_regno_rtx with a new register.
2487 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2488 (simplify_set): Use SUBST_MODE.
2489 (distribute_notes): Remove code that tried to update reg notes
2490 for regno_reg_rtx changes.
2492 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2494 PR tree-optimization/23109
2495 PR tree-optimization/23948
2496 PR tree-optimization/24123
2498 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2499 * tree-cfg.c (single_noncomplex_succ): New.
2500 * tree-flow.h (single_noncomplex_succ): Declare it.
2501 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2502 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2503 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2504 insert_bb, register_division_in, insert_reciprocals,
2505 replace_reciprocal, free_bb): New.
2506 (execute_cse_reciprocals_1): Rewritten.
2507 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2508 Do not commit any edge insertion. Always compute dominators and
2509 create the allocation pool.
2510 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
2511 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
2512 * targhooks.c (default_min_divistions_for_recip_mul): New.
2513 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
2514 * passes.c (init_optimization_passes): Run recip after tree loop
2516 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2518 2006-01-11 Danny Berlin <dberlin@dberlin.org>
2519 Kenneth Zadeck <zadeck@naturalbridge.com>
2521 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
2522 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
2523 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
2524 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
2525 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
2526 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
2527 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
2528 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
2529 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
2530 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
2531 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
2532 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
2533 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
2534 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
2535 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
2536 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
2537 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
2538 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
2539 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2540 DF_SCAN_POST_ALLOC): New macros.
2541 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2542 df_free_bb_function, df_local_compute_function, df_init_function,
2543 df_dataflow_function, df_confluence_function_0,
2544 df_confluence_function_n, df_transfer_function,
2545 df_finalizer_function, df_free_function, df_dump_problem_function,
2546 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
2547 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
2548 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
2549 df_urec_bb_info, ) New types.
2550 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
2552 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
2553 df_analyze_simple_change_some_blocks,
2554 df_analyze_simple_change_one_block, df_compact_blocks,
2555 df_bb_replace, df_bb_regno_last_use_find,
2556 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
2557 df_insn_regno_def_p, df_find_def, df_find_use,
2558 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
2559 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
2560 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
2561 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
2562 debug_df_chain, df_get_dependent_problem, df_chain_create,
2563 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
2564 df_grow_bb_info, df_chain_dump, df_print_bb_index,
2565 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
2566 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
2567 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
2568 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
2569 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
2570 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
2571 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
2572 df_ref_remove, df_insn_refs_delete, df_refs_delete,
2573 df_reorganize_refs, df_set_state, df_hard_reg_init,
2574 df_read_modify_subreg_p) New public functions.
2575 * df-core.c: The core dataflow solver and glue routines for rtl
2577 (df_init, df_add_problem, df_set_blocks, df_finish,
2578 df_hybrid_search_forward, df_hybrid_search_backward,
2579 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
2580 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
2581 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
2582 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
2583 df_reg_defined, df_find_use, df_reg_used, df_dump,
2584 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
2585 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
2586 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
2587 debug_df_useno, reset_df_after_reload): New functions.
2588 * df-scan.c: The scanning fuctions, once in df.c, completely
2589 rewritten so that they now fully model the functionality of
2590 register usage at the backend.
2591 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
2592 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
2593 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
2594 df_grow_insn_info, df_rescan_blocks, df_ref_create,
2595 df_get_artificial_defs, df_get_artificial_uses,
2596 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
2597 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
2598 df_refs_delete, df_reorganize_refs, df_set_state,
2599 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
2600 df_def_record_1, df_defs_record, df_uses_record,
2601 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
2602 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
2603 df_record_exit_block_uses, df_hard_reg_init): New functions.
2605 * df-problems.c: Seven concrete dataflow problems that use the
2606 scanning in df-scan.c and are solved by the engine in df-core.c.
2607 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
2608 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
2609 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
2610 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
2611 df_ru_free_bb_info, df_ru_alloc,
2612 df_ru_bb_local_compute_process_def,
2613 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2614 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2615 df_ru_transfer_function, df_ru_free, df_ru_dump,
2616 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
2617 df_rd_free_bb_info, df_rd_alloc,
2618 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
2619 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
2620 df_rd_transfer_function, df_rd_free, df_rd_dump,
2621 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
2622 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
2623 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
2624 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
2625 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
2626 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
2627 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
2628 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
2629 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
2630 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
2631 df_urec_mark_reg_change, df_urec_check_earlyclobber,
2632 df_urec_mark_reg_use_for_earlyclobber,
2633 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2634 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2635 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2636 df_urec_dump, df_urec_add_problem, df_chain_alloc,
2637 df_chain_create_bb_process_use, df_chain_create_bb,
2638 df_chain_finalize, df_chain_free, df_chains_dump,
2639 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
2640 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
2641 df_reg_lifetime): New functions.
2642 * df.c: Deleted file.
2643 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
2644 consistent with new df api.
2645 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
2646 rest_of_handle_sms): Ditto.
2647 * web.c (unionfind_union, union_defs, entry_register, web_main):
2649 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
2650 invariant_expr_equal_p, find_defs, check_dependencies,
2651 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
2652 free_inv_motion_data, move_loop_invariants): Ditto.
2653 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
2654 Update dependencies.
2655 (odf.c): Added defective entry that was deleted later in day.
2656 * sched-deps.c (sched_analyze_1): Ditto.
2658 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2660 * tree-ssa-operands.c (get_expr_operands): Record addressable
2661 variables directly. Do not call add_stmt_operands for CONST_DECLs
2663 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
2664 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
2666 2006-01-11 Ben Elliston <bje@au.ibm.com>
2668 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
2669 function returns true in the positive case.
2671 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2674 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
2675 for SI, DI, SF and DF modes. Add alternatives to copy between
2676 general and floating point registers to the 32-bit patterns.
2677 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
2678 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
2679 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
2680 generating 64-bit code.
2681 * config/pa/pa.c (output_move_double): Handle copies between general
2682 and floating registers.
2684 2006-01-10 Stuart Hastings <stuart@apple.com>
2686 * config/i386/i386.md (set_got): Update.
2687 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
2688 (builtin_setjmp_receiver): Mach-O support.
2689 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
2690 (GOT_SYMBOL_NAME): Define.
2691 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2692 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
2693 * config/i386/i386.c (override_options): Revise for Darwin.
2694 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
2695 support. (darwin_x86_file_end): New. (output_set_got): Add label
2696 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
2697 * config/i386/i386-protos.h (output_set_got): Likewise.
2698 * config/darwin.c (machopic_legitimize_pic_address): Update
2701 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
2703 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
2704 when MODE isn't BLKmode.
2706 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2708 PR rtl-optimization/25367
2709 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
2711 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
2714 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
2715 for a negative bound.
2717 2006-01-10 Richard Guenther <rguenther@suse.de>
2719 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2720 Never override with anything constraint.
2722 2006-01-10 Jan Beulich <jbeulich@novell.com>
2724 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
2725 256 bits when optimize_size.
2727 2006-01-10 Jan Beulich <jbeulich@novell.com>
2729 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
2731 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
2732 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
2735 2006-01-10 Ben Elliston <bje@au.ibm.com>
2737 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
2739 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
2740 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2741 (USE_FP_FOR_ARG): Reject decimal float modes.
2742 (function_arg_advance): Likewise.
2743 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
2744 (rs6000_handle_altivec_attribute): Do not permit decimal floating
2745 point types in AltiVec vectors.
2746 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
2747 (rs6000_libcall_value): Likewise.
2749 2006-01-09 Bob Wilson <bob.wilson@acm.org>
2751 * config/xtensa/ieee754-df.S: New file.
2752 * config/xtensa/ieee754-sf.S: New file.
2753 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
2754 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
2755 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
2757 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
2759 * config/sh/predicates.md (binary_float_operator,
2760 binary_logical_operator, commutative_float_operator,
2761 equality_comparison_operator, greater_comparison_operator,
2762 less_comparison_operator, logical_operator,
2763 noncommutative_float_operator, shift_operator,
2764 symbol_ref_operand, unary_float_operator): Remove redundant
2767 2006-01-09 Jeff Law <law@redhat.com>
2769 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
2770 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
2771 now unused arguments. Callers updated.
2772 (eliminate_redundant_computations): Remove now unused arguments,
2774 (local_fold): Remove, no longer used.
2775 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
2777 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
2778 (simplify_cond): New function.
2779 (forward_propagate_into_cond): Call simplify_cond.
2781 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
2783 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
2784 (*vec_extractv2di_1_sse): New.
2786 2006-01-09 Ben Elliston <bje@au.ibm.com>
2788 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
2790 2006-01-08 Richard Guenther <rguenther@suse.de>
2792 * tree-ssa-structalias.c (get_constraint_for): Remove
2794 (get_constraint_for_component_ref): Likewise.
2795 (do_deref): Likewise.
2796 (get_constraint_for): Likewise.
2797 (do_structure_copy): Likewise.
2798 (handle_ptr_arith): Likewise.
2799 (find_func_aliases): Likewise. Remove unused need_anyoffset
2802 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
2803 Kaz Kojima <kkojima@gcc.gnu.org>
2805 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
2806 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
2807 (EXTRA_CONSTRAINT_C16): Remove.
2808 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
2809 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
2810 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
2811 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
2812 constants of SHmedia. Handle nested constant expressions of
2814 (andcosts): Fix the costs for SHmedia constants.
2815 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
2816 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
2817 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
2818 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
2819 (movv4hi_i, movv2si_i): Likewise.
2820 (movsi_const): Adjust the second operand of ior so to match with
2822 (movdi_const, movdi_const_32bit): Likewise.
2823 (movdi_const_16bit+1): Don't sign-extend LOW.
2824 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
2826 (*double_shori): Fix the split condition. Use GEN_INT instead
2827 of get_int_mode calls. Mask lower 16-bit of the argument of
2829 (sym2GOTPLT): Remove.
2830 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
2832 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
2833 instead of EXTRA_CONSTRAINT_C16.
2835 2006-01-07 Ian Lance Taylor <ian@airs.com>
2836 David Edelsohn <edelsohn@gnu.org>
2838 PR rtl-optimization/25662
2839 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
2840 for constant operands instead of simplify_gen_binary.
2841 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
2842 after trying simplify_binary_operation
2844 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
2846 * tree.c (iterative_hash_expr): Hash decls based on UID.
2848 2006-01-06 Eric Christopher <echristo@apple.com>
2850 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
2851 (TARGET_UNWIND_EMIT): Fix spelling.
2852 * target.h (gcc_target): Add except_table_label.
2853 * except.c (output_function_exception_table): Use.
2854 * varasm.c (default_emit_except_table_label): New.
2855 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
2857 (asm_out): Add here.
2858 * output.h (default_emit_except_table_label): Prototype.
2859 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
2860 * config/darwin.c (darwin_emit_except_table_label): Define.
2861 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
2863 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
2865 PR tree-optimization/18527
2866 * tree-ssa-loop-niter.c (number_of_iterations_cond,
2867 number_of_iterations_special, number_of_iterations_exit):
2868 Move base and step of an iv to a single structure. Add
2869 no_overflow flag, and use it in # of iterations analysis.
2870 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
2871 folded_casts argument.
2872 (simple_iv): Pass base and step in a structure. Set no_overflow
2874 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
2875 Evaluate expensiveness of computing # of iterations instead of
2876 the final expression.
2877 * tree-scalar-evolution.h (affine_iv): New structure.
2878 (simple_iv): Declaration changed.
2879 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
2880 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
2881 find_givs_in_stmt): Changed due to simple_iv change.
2883 2006-01-06 Jeff Law <law@redhat.com>
2886 * tree-cfg.c (bsi_replace): Rename final argument from
2887 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
2888 change (stmt -> orig_stmt).
2889 * tree-eh.c (verify_eh_throw_stmt_node): New function.
2890 (bsi_remove): Add new argument. Remove EH information
2892 (verify_eh_throw_table_statements): New function.
2893 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
2895 * tree-optimize.c (execute_free_cfg_annotations): Verify
2896 the EH throw statement table after removing annotations.
2897 * except.h (verify_eh_throw_table_statements): Prototype.
2898 * tree-flow.h (bsi_remove): Update prototype.
2899 * tree-vrp.c (remove_range_assertions): Add new argument to
2901 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
2902 * tree-complex.c (expand_complex_div_wide): Likewise.
2903 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
2904 * tree-tailcall.c (eliminate_tailcall): Likewise.
2905 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2906 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2907 * tree-nrv.c (tree_nrv): Likewise.
2908 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
2909 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
2910 (combine_blocks): Likewise.
2911 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
2912 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
2913 (cleanup_control_flow): Likewise.
2914 (remove_forwarder_block): Likewise.
2915 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2916 * tree-sra.c (sra_replace): Likewise.
2917 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
2918 (forward_propagate_single_use_vars): Likewise.
2919 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2920 * tree-inline.c (expand_call_inline): Likewise.
2921 * tree-vect-transform.c (vect_transform_loop): Likewise.
2922 * tree-outof-ssa.c (rewrite_trees): Likewise.
2923 * tree-cfg.c (make_goto_expr_edges): Likewise.
2924 (cleanup_dead_labels): Likewise.
2925 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
2926 (bsi_move_before, bsi_move_after): Likewise.
2927 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
2928 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
2930 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
2933 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
2935 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
2936 on non gimple variables. Also add checks at the top for decls and
2938 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
2940 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
2941 and IMAGPART_EXPR for creating MUST_DEFs.
2942 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
2943 and NAME_MEMORY_TAG separately from the DECLs.
2945 2006-01-06 Richard Guenther <rguenther@suse.de>
2947 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
2948 annotation, if necessary.
2949 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2950 redundant calls to update_stmt.
2951 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
2954 2006-01-05 Richard Henderson <rth@redhat.com>
2956 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
2958 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2960 * c-typeck.c: Update copyright date.
2962 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2964 * c-typeck.c (build_c_cast): Always warn when casting
2965 from a pointer to an integer of different size, even if
2966 the node was constant.
2968 2006-01-05 Richard Guenther <rguenther@suse.de>
2970 PR tree-optimization/22555
2971 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
2972 if one structure field is an array.
2973 * tree-ssa-operands.c (get_expr_operands): Continue scanning
2974 operands even if we found a subvar, but ignore VOPs in this
2976 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
2978 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
2980 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
2983 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
2985 2006-01-05 Richard Guenther <rguenther@suse.de>
2986 Diego Novillo <dnovillo@redhat.com>
2988 * tree-pass.h (TODO_remove_unused_locals): Define.
2989 * gimple-low.c (expand_var_p, remove_useless_vars,
2990 pass_remove_useless_vars): Remove. Update all users.
2991 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
2992 (remove_unused_locals): New function.
2993 * tree-flow.h (remove_unused_locals): Declare.
2994 * passes.c (execute_todo): Call remove_unused_locals if
2995 TODO_remove_unused_locals is set.
2996 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
2997 * tree-ssa-dce.c (pass_dce): Likewise.
2998 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3000 2006-01-05 Richard Guenther <rguenther@suse.de>
3002 * tree-flow.h (struct fieldoff): Decompose field to
3003 type, size and decl.
3004 * tree-ssa-alias.c (create_sft): Take type as parameter.
3005 (create_overlap_variables_for): Store type, size and decl
3006 in the fieldoff structure.
3007 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3009 (push_fields_onto_fieldstack): Likewise.
3010 (create_variable_info_for): Likewise. Use offset for the
3011 SFT name if the decl is not available.
3013 2006-01-04 Paul Brook <paul@codesourcery.com>
3015 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3017 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3019 * lambda-code.c (can_put_in_inner_loop): Relax
3021 (can_put_after_inner_loop): New function.
3022 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3023 (perfect_nestify): Change to make copies and modify uses.
3025 2006-01-04 Richard Henderson <rth@redhat.com>
3027 Merge from gomp branch:
3028 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3029 via integer constant.
3030 (pragma_lex): Remove.
3031 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3032 rather than parsing it.
3033 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3034 handle_pragma_extern_prefix): Add %< %> quotes.
3035 (registered_pragmas): New.
3036 (c_register_pragma_1): New.
3037 (c_register_pragma): Use it.
3038 (c_register_pragma_with_expansion): Likewise.
3039 (c_invoke_pragma_handler): New.
3040 (init_pragma): Use cpp_register_deferred_pragma directly for
3042 * c-pragma.h (enum pragma_kind): New.
3043 (pragma_handler): New.
3044 (c_invoke_pragma_handler): Declare.
3045 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3047 * c-common.h (c_common_pch_pragma): Update decl.
3048 * Makefile.in (c-parser.o): Update dependencies.
3049 (GTFILES): Add c-pragma.h.
3050 * c-parser.c (struct c_token): Add pragma_kind.
3051 (struct c_parser): Add in_pragma.
3052 (c_lex_one_token): Always initialize keyword and pragma_kind.
3053 Extract data for CPP_PRAGMA.
3054 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3055 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3056 Don't allow CPP_PRAGMA_EOL if in_pragma.
3057 (c_parser_consume_pragma): New.
3058 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3059 (c_parser_skip_to_end_of_parameter): Likewise.
3060 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3061 (c_parser_skip_to_pragma_eol): New.
3062 (c_parser_external_declaration): Handle CPP_PRAGMA.
3063 (c_parser_compound_statement_nostart): Likewise.
3064 (c_parser_statement_after_labels): Likewise.
3065 (c_parser_pragma): New.
3066 (pragma_lex): Likewise.
3067 (c_parser_pragma_pch_preprocess): New.
3068 (c_parser_new): Merge into ...
3069 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3071 2006-01-04 Jeff Law <law@redhat.com>
3074 * tree-cfg.c (bsi_replace): Remove the original statement
3075 from the EH throw statement table.
3077 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3079 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3080 make the prototype extern "C" and add throw ().
3083 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3084 and pos non-negative and pos + len <= 32.
3085 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3086 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3087 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3090 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3091 as well as sizes not multiple of component size.
3094 * function.c (instantiate_expr): New function.
3095 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3096 walk its DECL_VALUE_EXPR with instantiate_expr.
3098 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3099 DW_OP_deref{,_size} if address isn't going to be added.
3101 2006-01-04 Ben Elliston <bje@au.ibm.com>
3103 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3104 * config/fp-bit.c: Likewise.
3106 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3108 * dominance.c: Add comment about why we use DFS numbering
3111 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3112 Richard Henderson <rth@redhat.com>
3114 Merge from gomp-branch:
3115 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3116 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3118 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3120 PR rtl-optimization/25578
3121 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3122 pass a parameter to simplify_shift_const if changing ASHIFTRT
3125 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3127 * builtins.c (get_builtin_sync_mem): New function.
3128 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3129 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3130 Call get_builtin_sync_mem to generate mem rtx.
3132 2006-01-03 Richard Guenther <rguenther@suse.de>
3135 * stmt.c (add_case_node): Make sure to clear overflow flags
3138 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3140 Merge from gomp-branch.
3141 * config/sparc/sync.md: New file.
3142 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3143 UNSPECV_LDSTUB): New constants.
3144 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3145 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3146 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3149 2006-01-03 Roger Sayle <roger@eyesopen.com>
3151 * combine.c (reg_subword_p): New predicate to test whether the
3152 destination of a set refers to a subword/piece of a register.
3153 (try_combine): Generalize the code to merge the setting of a
3154 pseudo to a constant followed by a set of a subword of that
3155 register to a constant.
3157 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3159 * basic-block.h (control_flow_graph): Change the type of
3160 x_label_to_block_map to VEC(basic_block,gc) *.
3161 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3162 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3164 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3165 VEC(basic_block,heap) *.
3166 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3167 ssa_prop_fini): Adjust the uses of cfg_blocks.
3169 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3171 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3173 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3174 hashing trees instead of a pointer hash.
3175 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3176 compare for MEM_EXPR.
3178 PR rtl-optimization/25130
3179 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3180 when comparing MEMs for GCSE
3182 2006-01-03 Ben Elliston <bje@au.ibm.com>
3184 * targhooks.h (default_decimal_float_supported_p): Declare.
3185 * targhooks.c (default_decimal_float_supported_p): Define.
3186 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3187 `default_decimal_float_supported_p'.
3188 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3190 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3192 * combine.c (apply_distributive_law <SUBREG>): Check
3193 TRULY_NOOP_TRUNCATION.
3195 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3197 * dwarf2out.c (have_switched_text_section): Delete.
3198 (have_multiple_function_sections): New.
3199 (have_location_lists): Make 'bool'.
3200 (add_AT_loc_list): Use 'true' not '1'.
3201 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3202 (output_loc_list): Use have_multiple_function_sections.
3203 (output_ranges): Likewise.
3204 (dwarf2out_begin_function): Set have_multiple_function_sections if
3206 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3207 Check function_section rather than DECL_SECTION_NAME.
3208 (dwarf2out_finish): Use have_multiple_function_sections.
3209 Don't clear have_location_lists.
3211 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3212 Jan Hubicka <jh@suse.cz>
3214 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3215 case of conditional jump jumping to the next instruction.
3216 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3217 cases of conditional jump jumping to the next instruction.
3219 2006-01-02 Jan Hubicka <jh@suse.cz>
3221 * i386.c (*_cost): Add COSTS_N_INSNS.
3222 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3224 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3227 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3229 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3231 * config/arm/arm.c (all_fpus): Fix comment typo.
3232 * config/darwin.c: Likewise.
3233 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3234 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3235 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3237 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3239 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3240 (rs6000_split_compare_and_swapqhi): New.
3241 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3242 (sync_compare_and_swapqhi_internal): New.
3243 * config/rs6000/rs6000-protos.h: Declare.