1 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
2 Kenneth Zadeck <zadeck@naturalbridge.com>
4 PR rtl-optimization/24762
5 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
6 * targhooks.c (hook_void_bitmap): New hook prototype.
7 * targhoohs.h (hook_void_bitmap): Ditto.
8 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
9 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
10 * target.h (live_on_entry): New function pointer.
11 * df-scan.c (df_all_hard_regs): Removed.
12 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
13 (df_scan_free_internal): Added df->entry_block_defs.
14 (df_scan_alloc): Ditto.
15 (df_scan_dump): Ditto.
16 (df_uses_record): Plumbed flag field properly thru calls.
17 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
18 This part fixes PR24762.
19 (df_bb_refs_record): Added code to make the frame and arg
20 pointers live in EH blocks.
21 (df_refs_record): Added call to df_record_entry_block_defs.
22 (df_record_entry_block_defs): New function.
23 * df-core.c: Added comments to describe new artifical defs.
24 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
25 (entry_block_defs): New field in struct df.
26 (df_all_hard_regs): Deleted.
27 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
28 * df-problems.c (df_ru_bb_local_compute_process_def):
29 Added code to handle artifical defs in the entry to a function.
30 (df_ru_bb_local_compute): Ditto.
31 (df_rd_bb_local_compute_process_def): Ditto.
32 (df_rd_bb_local_compute): Ditto.
33 (df_lr_bb_local_compute): Ditto.
34 (df_ur_bb_local_compute): Ditto.
35 (df_urec_bb_local_compute): Ditto.
36 (df_chain_create_bb): Ditto.
37 (df_ur_local_finalize): Removed entry.
38 (df_urec_init): Ditto.
39 (df_urec_local_finalize): Ditto.
40 (df_ri_bb_compute): Added detection of last use of pseudos.
41 * Makefile.in (df-scan.o): Updated dependencies.
42 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
43 * config/mips/mips.c (mips_set_live_on_entry): Added.
44 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
46 * dce.c (marked_insn_p): Added code to handle artifical defs.
48 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
50 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
52 (_mm_cvtsi128_si64): Likewise.
53 (_mm_cvtsd_si64): Likewise.
54 (_mm_cvttsd_si64): Likewise.
55 (_mm_cvtsi64_sd): Likewise.
56 (_mm_cvtsi64_si128): Likewise.
57 * config/i386/mmintrin.h (_m_from_int64): Likewise.
58 (_mm_cvtsi64_m64): Likewise.
59 (_m_to_int64): Likewise.
60 (_mm_cvtm64_si64): Likewise.
61 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
62 (_mm_cvttss_si64): Likewise.
63 (_mm_cvtsi64_ss): Likewise.
64 (_mm_cvtss_f32): Likewise.
66 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
68 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
69 for pragma redefine_extname.
71 2006-01-27 Jakub Jelinek <jakub@redhat.com>
74 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
75 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
76 -mno-minimal-toc to previous content.
77 (bispecs): Remove goal.
78 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
79 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
80 compatibility aliases on powerpc-*-*gnu*.
81 * config/rs6000/libgcc-ppc-glibc.ver: New file.
82 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
83 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
84 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
85 (ldblspecs): New goal.
86 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
87 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
89 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
90 L_sf_to_tf or L_df_to_tf is defined.
92 2006-01-27 David Edelsohn <edelsohn@gnu.org>
93 Alan Modra <amodra@bigpond.net.au>
96 * config/rs6000/linux.h (POWERPC_LINUX): Define.
97 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
98 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
99 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
100 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
101 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
102 (rs6000_override_options): Initialize rs6000_ieeequad.
103 Initialize TFmode format to ibm_extended_format if not
105 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
107 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
108 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
109 (function_arg_advance): IBM long double passed in two FPRs, not
111 (function_arg): IBM long double passed in FPRs.
112 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
113 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
114 Only multireg GPR aligned.
115 (rs6000_init_libfuncs): Enable IBM long double functions if not
117 (rs6000_generate_compare): Use IBM long double compare if not
119 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
120 (TARGET_IEEEQUAD): Define.
121 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
123 * config/rs6000/rs6000.md: Enable TFmode patterns if
125 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
126 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
127 and -mlong-double-128 are incompatible.
128 * doc/invoke.texi (-mabi): Collect options together. Add
129 ibmlongdouble and ieeelongdouble.
131 2006-01-27 Richard Sandiford <richard@codesourcery.com>
133 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
135 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
136 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
137 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
138 * rtl.h (rtunion_def): Remove rt_ptr.
140 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
141 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
142 * config/i386/winnt.c (i386_pe_mark_dllexport)
143 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
145 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
147 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
149 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
153 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
154 pthread_key_delete. From John David Anglin. gthrw-ify
155 pthread_getunique_np only if it it's not a macro. Delete
157 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
158 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
159 __gthread_objc_condition_signal, __gthread_key_delete): Add
160 "__attribute__ ((__unused__))" to unused arguments.
161 (__gthread_recursive_mutex_init_function): Add missing return.
162 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
163 gthr-posix95.h: Use macro-based approach for name redirection
164 on targets missing weakref.
166 2006-01-26 Zack Weinberg <zackw@panix.com>
168 * genconditions.c (write_header): In generated code, #ifdef out
169 all includes and fake declarations, except includes of bconfig.h
170 and system.h, unless GCC_VERSION >= 3001. Do not include
171 gensupport.h in any case.
172 (write_conditions): Generate a definition of struct c_test. Add
173 a comment to the generated #endif.
174 (write_one_condition): Escape backslashes in string too.
175 (write_writer): Generated code must escape backslashes and quote
176 marks (but not newlines) in the strings it writes.
177 * Makefile.in (build/gencondmd.o): Update dependencies.
179 2006-01-26 Steve Ellcey <sje@cup.hp.com>
182 * Makefile.in (insn-automata.o): Add header file dependencies.
183 * genautomata.c: Add includes.
185 2006-01-26 Steve Ellcey <sje@cup.hp.com>
188 * Makefile.in (insn-automata.o): Add -Wno-error flag.
190 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
192 * configure.ac: Expect target tools paths to be passed from the toplevel
193 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
195 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
197 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
200 * c.opt (Wpointer-sign): Init to -1.
201 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
202 OPT_pedantic, to 0 otherwise.
203 * doc/invoke.texi: Update.
205 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
207 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
208 constants provided by 80387 instructions in the destination mode.
210 2006-01-26 Richard Guenther <rguenther@suse.de>
211 Andrew Pinski <pinskia@physics.uc.edu>
214 partial PR tree-opt/17064
215 * tree-ssa-structalias.c (intra_create_variable_infos):
216 Create heap variables for incoming parameters if
217 flag_argument_noalias > 1.
218 (find_what_p_points_to): Look through default defs of
221 2006-01-26 Jeff Law <law@redhat.com>
224 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
225 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
226 within the VR_RANGE, use the VR_RANGE as the result, not the
228 (adjust_range_with_scev): Reject ranges from SCEV which are out
229 of bounds for the type.
231 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
233 * tree-ssa-alias.c (maybe_create_global_var): Change
234 subvar walking to an assertion that we don't have subvar'd variables.
236 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
239 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
240 Use a new variable, inner. PARM_DECLs are always non-weak.
242 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
244 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
247 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
249 * config/mips/mips.md (*clear_upper32): New combiner pattern.
251 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
253 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
254 (smax_insn, smin_insn, smax_0, smin_0): New.
256 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
259 * config/cris/cris.c (cris_order_for_addsi3): New function.
260 * config/cris/cris-protos.h: Prototype it.
261 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
262 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
263 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
264 (split for "op.S1 [rx=rx+i],ry (swapped)")
265 (split for "op(s|u).S1 [rx=rx+i],ry")
266 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
267 Apply cris_order_for_addsi3 when generating addsi3 insns.
269 2006-01-25 Diego Novillo <dnovillo@redhat.com>
271 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
272 (TREE_BLOCK): Add call to EXPR_CHECK.
274 2006-01-25 Diego Novillo <dnovillo@redhat.com>
277 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
278 * tree-pretty-print.c (dump_omp_clause): Extract from ...
279 (dump_omp_clauses): ... here.
280 (dump_generic_node): Handle OMP_CLAUSE.
281 * tree.c (omp_clause_num_ops): New.
282 (omp_clause_code_name): New.
283 (tree_code_size): Handle OMP_CLAUSE.
284 (tree_size): Likewise.
285 (make_node): Document handling of OMP_CLAUSE.
286 (tree_node_structure): Handle OMP_CLAUSE.
287 (omp_clause_check_failed): New.
288 (omp_clause_range_check_failed): New.
289 (omp_clause_operand_check_failed): New.
290 (build_omp_clause): New.
291 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
292 * tree.h (enum omp_clause_code): Declare.
293 (OMP_CLAUSE_SUBCODE_CHECK): Define.
294 (OMP_CLAUSE_RANGE_CHECK): Define.
295 (OMP_CLAUSE_ELT_CHECK): Define.
296 (omp_clause_check_failed): Declare.
297 (omp_clause_operand_check_failed): Declare.
298 (omp_clause_range_check_failed): Declare.
299 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
300 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
301 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
302 (OMP_CLAUSE_LASTPRIVATE): Likewise.
303 (OMP_CLAUSE_IF_EXPR): Likewise.
304 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
305 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
306 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
307 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
308 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
309 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
310 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
311 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
312 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
313 (OMP_CLAUSE_CODE): Define.
314 (OMP_CLAUSE_SET_CODE): Define.
315 (OMP_CLAUSE_CODE): Define.
316 (OMP_CLAUSE_OPERAND): Define.
317 (struct tree_omp_clause): Declare.
318 (union tree_node): Add field 'omp_clause'.
319 * treestruct.def (TS_OMP_CLAUSE): Define.
320 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
321 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
322 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
323 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
324 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
325 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
326 (OMP_CLAUSE): Define.
327 * print-tree.c (print_node): Handle OMP_CLAUSE.
328 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
329 * c-typeck.c: Likewise.
330 * gimplify.c: Likewise.
332 * tree-nested.c: Likewise.
333 * tree-inline.c: Likewise.
334 * c-parser.c: Likewise.
335 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
338 2006-01-25 Roger Sayle <roger@eyesopen.com>
340 PR rtl-optimization/25703
341 * combine.c (try_combine): Handle zero_extract and strict_low_part
342 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
344 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
346 * global.c: Fix comment typos.
348 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
351 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
352 Use output_addr_const instead of assemble_name.
354 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
356 * Makefile.in (sched-vis.o): Update dependencies.
357 * haifa-sched.c (sched_finish): Clear current_sched_info.
358 * cfg.c (dump_bb_info): New, split from dump_flow_info.
359 (dump_flow_info): Call it.
360 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
362 * basic-block.h (dump_bb_info): Declare.
363 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
364 option, and apply options only for dump files whose TDF_RTL,
365 TDF_TREE, or TDF_IPA bits match.
366 * rtl.h: Declare new functions exported from sched-vis.c.
367 * sched-vis.c: Enable also if scheduling is not used.
368 (print_value): Print the mode of registers if not inside scheduling.
369 (print_insn): Make it work outside the scheduler. Beautify the output
371 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
373 2006-01-25 Richard Sandiford <richard@codesourcery.com>
375 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
376 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
377 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
378 depending on the value of CONSTANT_POOL_ADDRESS_P.
379 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
381 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
382 rather than SYMBOL_REF_DECL.
383 (rtx_constant_pool): Remove const_rtx_sym_htab.
384 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
385 (init_varasm_status): Don't initialize const_rtx_sym_htab.
386 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
387 Remove handling of const_rtx_sym_htab.
388 (find_pool_constant): Delete.
389 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
390 rather than find_pool_constant.
391 (get_pool_constant_for_function): Delete.
392 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
394 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
395 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
396 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
397 (SYMBOL_REF_CONSTANT): New macro.
398 (get_pool_constant_for_function): Delete.
399 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
400 rather than SYMBOL_REF_DECL.
401 (i386_pe_mark_dllimport): Likewise.
402 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
403 rather than SYMBOL_REF_DECL.
404 * config/darwin.c (machopic_indirect_data_reference): Likewise.
405 (machopic_indirect_call_target): Likewise.
407 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
409 * flow.c (delete_noop_moves): Add missing EOL to dump message.
411 2006-01-25 Richard Sandiford <richard@codesourcery.com>
413 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
415 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
417 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
419 2006-01-24 David Daney <ddaney@avtrex.com>
422 * configure.ac (enable_tls): New enable option.
423 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
424 * configure: Regenerate.
425 * doc/install.texi (--enable-tls): Document new option.
426 (--disable-tls): Ditto.
428 2006-01-24 Richard Henderson <rth@redehat.com>
430 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
431 * alias.c (true_dependence): Respect it.
432 (canon_true_dependence, write_dependence_p): Likewise.
433 * builtins.c (get_builtin_sync_mem): Set it.
435 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
437 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
440 2006-01-24 DJ Delorie <dj@redhat.com>
442 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
443 for storing constants in single-bit bitfields.
445 2006-01-25 Ben Elliston <bje@au.ibm.com>
447 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
449 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
452 * tree-ssa-pre.c (phi_translate): Return NULL
453 for AGGREGATE_TYPE's.
455 2006-01-24 Zack Weinberg <zackw@panix.com>
457 * genautomata.c (process_state_for_insn_equiv_partition):
458 Use xcalloc for insn_arcs_array.
459 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
460 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
462 2006-01-24 Richard Henderson <rth@redhat.com>
464 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
467 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
469 PR rtl-optimization/25890
470 PR rtl-optimization/25905
471 * combine.c (expand_compound_operation, expand_field_assignment):
472 Fail if the bitfield's final position is out of bounds.
474 2006-01-24 Ian Lance Taylor <ian@airs.com>
477 * cgraphunit.c (cgraph_output_in_order): Don't clear
478 cgraph_asm_nodes until after asm strings have been output.
480 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
482 * fix-header.c (read_scan_file): Add new parameter imultilib when
483 calling register_include_chains.
485 2006-01-23 Diego Novillo <dnovillo@redhat.com>
487 * omp-low.c: Update documentation.
489 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
490 Daniel Berlin <dberlin@dberlin.org>
494 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
495 return from the function.
497 2006-01-22 Zack Weinberg <zackw@panix.com>
499 * rtl.def (match_code): Add second argument.
500 * genpreds.c (write_extract_subexp): New function.
501 (write_match_code): Add path argument. Use write_extract_subexp.
502 (write_predicate_expr): Pass path to write_match_code.
503 (mark_mode_tests): MATCH_CODE applied to a subexpression does
504 not perform a mode test.
505 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
506 a subexpression does not constrain the top-level code set.
507 * read-rtl.c (read_rtx_variadic): New function.
508 (read_rtx_1): Use it; allow AND and IOR to be variadic.
509 * doc/md.texi: Document new notation.
510 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
511 (cmpsi_operand): ... here, using new notation.
513 2006-01-22 Zack Weinberg <zackw@panix.com>
515 * varray.c: Remove GENERATOR_FILE #ifdefs.
517 2006-01-22 Zack Weinberg <zackw@panix.com>
519 * genautomata.c (output_reserved_units_table): Emit nothing if
520 description->query_units_num is zero. Remove extra blank line.
521 (output_cpu_unit_reservation_p): Short circuit
522 if description->query_units_num is zero.
524 2006-01-22 Zack Weinberg <zackw@panix.com>
526 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
527 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
528 nor any of the random handful of variables that used to be necessary
529 when this program was linked with rtlanal.o. Prune set of forward
530 function declarations.
531 (struct attr_desc): Remove static_p field.
532 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
533 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
534 (attr_string): Do not read the character one past the length of
536 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
537 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
538 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
539 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
540 (make_automaton_attrs): New.
541 (main): Do not call into genautomata. Call local gen_bypass
542 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
543 Remove special case for insn_alts.
544 * genautomata.c: Include gensupport.h; not genattrtab.h nor
545 varray.h (leftover from previous change). Prune set of forward
546 function declarations. Remove state_alts fields from all
547 structures. Remove state_alts_table from struct automaton.
548 Make everything except main static. Do not maintain num_dfa_decls.
549 Do not maintain state_alts fields of various structures.
550 (process_decls): Don't validate condexp for dm_insn_reserv decls.
551 (add_arc): Remove state_alts argument. All callers updated.
552 (output_reserved_units_table): Emit #ifdef here...
553 (output_tables): ...not here. Don't generate state_alts tables.
554 (expand_automata): Don't generate attributes.
555 (write_automata): Don't generate state_alts functions.
556 (main): New function.
557 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
558 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
559 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
560 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
561 (BYPASS_P_FUNC_NAME, output_state_alts_table)
562 (output_automata_list_state_alts_code, output_internal_state_alts_func)
563 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
564 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
566 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
567 * genattrtab.h: Delete file.
568 * Makefile.in (OBJS-common): Add insn-automata.o.
569 (insn-automata.o): New rule.
570 (simple_generated_c): Add insn-automata.c.
571 (build/genattrtab.o, build/genautomata.o): Update dependencies.
572 (genprogmd): Add automata.
573 (build/genattrtab): Needs no extra objects nor libraries.
574 (build/genautomata): Needs build/vec.o and -lm.
576 2006-01-22 Zack Weinberg <zackw@panix.com>
578 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
579 (output_dfa_max_issue_rate, locked_states_num): Delete.
580 (struct automaton): Add locked_states field.
581 (output_dead_lock_vect): Save number of locked states in
582 automaton->locked_states. If it is zero, don't print anything.
583 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
584 (output_internal_dead_lock_func): Only test the dead_lock_vect
585 for automata that have locked states.
586 (output_statistics): Always print the number of locked states for
587 each automaton. Calculate total number of locked states here.
588 (write_automata): Don't call output_dfa_max_issue_rate.
589 * genattrtab.c: Define length_unit_log as a const variable.
590 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
591 max_insn_queue_index const.
592 * final.c (length_unit_log): Declare const.
593 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
595 2006-01-22 Zack Weinberg <zackw@panix.com>
597 * genautomata.c: Include vec.h, not varray.h.
598 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
599 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
600 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
601 VEC_* macros operating on appropriately typed vectors, or to
602 malloced arrays when the size is known in advance. Const-ify
603 many char* variables and function arguments. No functional changes.
604 * Makefile.in (build/varray.o): Delete rule.
605 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
606 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
608 2006-01-22 Zack Weinberg <zackw@panix.com>
610 * gensupport.c: Define get_insn_name and record_insn_name here.
611 (read_md_rtx): Call record_insn_name as appropriate.
612 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
613 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
614 * genpreds.c, genrecog.c: Don't define get_insn_name nor
616 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
617 (BUILD_VARRAY): Delete.
618 (genprognormal): Rename genprogmd. Fold in all programs from
619 genprognoprint; also attrtab.
620 (build/genattrtab): Just mention genautomata.o and varray.o.
621 Reorganize a bit, add comments to make the categories clearer.
623 2006-01-22 Zack Weinberg <zackw@panix.com>
625 * genconditions.c (condition_table, add_condition): Delete.
626 (write_conditions): Don't emit n_insn_conditions nor
627 insn_elision_unavailable. Issue the gcc version #ifdef here,
628 inside the table, with no #else clause ...
629 (write_header): ...not here.
630 (write_writer): New function.
631 (main): Don't initialize condition_table. Use add_c_test.
633 * gensupport.c (init_md_reader_args_cb): Handle multiple input
634 files on the command line.
635 (maybe_eval_c_test): Don't check insn_elision_unavailable.
636 Return -1 if there is no entry in the table, don't abort.
637 (add_c_test, traverse_c_tests): New functions.
638 * gensupport.h (insn_elision_unavailable, insn_conditions)
639 (n_insn_conditions): Delete declarations.
640 (add_c_test, traverse_c_tests): Declare.
641 * read-rtl.c: Include gensupport.h.
642 (read_conditions): New function.
643 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
644 (read_rtx_1): If we get EOF when we were looking for an initial
645 open paren, return 0. Call read_conditions when appropriate.
646 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
647 dummy-conditions.o. Eliminate references to insn-conditions.o,
648 or change them to build/gencondmd.o, as appropriate. Remove
649 insn-constants.h from $(simple_generated_h) and insn-conditions.c
650 from $(simple_generated_c). For all files remaining in those
651 two lists, add insn-conditions.md to the generator command line.
652 Give insn-constants.h/s-constants their own rules. Add rules
653 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
654 (build/read-rtl.o): Depend on gensupport.h.
655 (genprognormal): Include preds.
656 (genprogearly): Rename genprognoprint; only difference is now that
657 they don't link with $(BUILD_PRINT).
658 * dummy-conditions.c: Delete.
660 2006-01-22 Zack Weinberg <zackw@panix.com>
662 * genextract.c: Don't include insn-config.h. Do include vec.h.
663 Declare vectors of int, char, and locstr.
664 (locstr): New typedef.
665 (struct extraction): Make all array fields into bare pointers.
666 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
667 (insn_code_number): Delete.
668 (accum_extract): New struct.
669 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
670 (gen_insn): Take insn_code_number as an argument. Use an
671 accum_extract structure instead of loading data directly into
672 a struct extraction, and having to know how big it might get.
673 (walk_rtx): Operate entirely on an accum_extract structure.
674 (print_path): Avoid unnecessary use of printf.
675 (print_header): New function, split out of main. Distinguish
676 more carefully between an unrecognizable insn and an insn that
677 has the code number of a define_expand.
678 (main): Pass insn_code_number to gen_insn. Call print_header
679 only after parsing. Avoid unnecessary use of printf.
680 * Makefile.in (build/vec.o): New rule.
681 (build/genextract): Depend on build/vec.o.
682 (build/genextract.o): Don't depend on insn-config.h.
684 2006-01-22 Zack Weinberg <zackw@panix.com>
686 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
687 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
688 practical. Eliminate per-generator-program link rules.
690 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
693 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
694 with a call expr to ...
695 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
697 2006-01-23 Richard Guenther <rguenther@suse.de>
699 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
700 before make_edge with conditional EDGE_TRUE_VALUE.
702 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
703 Jan Hubicka <jh@suse.cz>
704 Richard Guenther <rguenther@suse.de>
706 PR rtl-optimization/25654
707 * cfgexpand.c (aggregate_contains_union_type): New function.
708 (add_alias_set_conflicts): Call it. Make sure to add conflicts
709 for structure variables that contain a union type.
711 2006-01-23 Richard Sandiford <richard@codesourcery.com>
713 * gengtype.c (new_structure): Return the structure.
714 (create_option): Add an extra "next" argument.
715 (create_field): New function.
716 (adjust_field_rtx_def): Use create_option and create_field.
717 Remove a now-unnecessary call to find_structure.
718 (adjust_field_tree_def): Likewise.
719 (note_yacc_type): Remove an unnecessary call to find_structure.
720 * gengtype.h (new_structure): Return the structure.
721 (create_option): Add an extra argument.
722 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
723 (option): Adjust calls to create_option.
725 2006-01-22 David Edelsohn <edelsohn@gnu.org>
727 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
729 2006-01-22 Paul Brook <paul@codesourcery.com>
730 Peter Barada <peter@the-baradas.com>
732 * config/m68k/m68k.md: Add Coldfire FPU support.
733 Define FP mode macro and associated attributes.
734 Use it for float mode patterns.
735 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
736 (LIBCALL_VALUE): Use m68k_libcall_value.
737 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
738 (m68k_function_value): Ditto.
739 (emit_move_sequence): Ditto.
740 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
741 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
742 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
743 (MULTILIB_EXCEPTIONS): Ditto.
744 * config/m68k/m68k.opt: Add mcfv4e.
745 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
746 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
747 (m68k_output_function_prologue): Save ColdFire FPU registers.
748 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
749 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
750 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
751 ColdFire FPU registers.
752 (m68k_libcall_value, m68k_function_value): New functions.
753 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
754 (LIBCALL_VALUE): Use m68k_libcall_value.
755 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
756 (MASK_COLDFIRE): Add MASK_CFV4E.
757 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
758 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
759 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
760 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
761 (GO_IF_LEGITIMATE_ADDRESS): Use it.
762 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
763 * doc/invoke.tex: Document -mcfv4e on m68k.
765 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
767 * doc/contribute.texi: Change CVS to SVN and update the corresponding
770 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
773 * c-opts.c (c_common_handle_option): Don't include
774 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
775 * doc/invoke.texi (C++ Dialect Options): Document that
776 -Wnon-virtual-dtor is no longer included in -Wall.
778 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
780 * gcov.c (print_version), gcov-dump.c (print_version),
781 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
784 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
786 * df-scan.c (problem_SCAN): Added NULL reset function.
787 (df_scan_reset_blocks): Added code to call reset block function
788 (df_bb_refs_delete) Fixed comment.
789 (df_insn_refs_delete): Made tolerant of deleting non existent info
790 for dataflow problems that need to be reset.
791 * df-core.c (df_set_blocks): Ditto.
792 * df.h (struct df_problem): Added reset_fun.
793 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
794 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
795 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
796 functions to clear out all references to def-use or use-def chains.
798 2006-01-21 Ben Elliston <bje@au.ibm.com>
800 * varasm.c (assemble_real): Initialise data array.
802 2006-01-20 Paul Brook <paul@codesourcery.com>
804 Merge from csl-arm-branch.
805 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
806 * config/arm/arm.md (movdi): Force operands[1] to a register
807 if we have a non-register source.
808 (*arm_movdi, *movdf_soft_insn): Require that one of the
809 operands be a register.
810 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
811 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
813 2006-01-20 DJ Delorie <dj@redhat.com>
815 * varasm.c (initialize_constant_valid_p): Allow pointers
816 initialized from integer constants of lesser precision.
817 (output_constant): Allow non-int-sized pointer modes to be
818 initialized from integer constants.
820 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
823 * cppdefault.h (struct default_include): Add multilib flag.
824 * cppdefault.c (cpp_include_defaults): Set it.
825 * c.opt (-imultilib): New option.
826 * c-opts.c (imultilib): New.
827 (c_common_handle_option): Handle -imultilib.
828 (c_common_post_options): Likewise.
829 * c-incpath.c (add_standard_paths, register_include_chains):
831 * c-incpath.h (register_include_chains): Add extra parameter.
832 * gcc.c (do_spec_1): Generate -imultilib option.
833 (The Specs Language): Update %I description.
834 (process_command): Update copyright notice.
835 * doc/cppopts.texi (-imultilib): Document.
836 * doc/invoke.texi (-imultilib): Include in option summary.
837 (%I): Update specs documentation.
839 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
841 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
843 2006-01-20 Richard Sandiford <richard@codesourcery.com>
845 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
848 2006-01-20 Richard Guenther <rguenther@suse.de>
849 Steven Bosscher <stevenb.gcc@gmail.com>
851 PR rtl-optimization/24626
852 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
853 EDGE_TRUE_VALUE if in RTL mode.
856 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
857 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
859 2006-01-20 Dirk Mueller <dmueller@suse.com>
862 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
863 instead of a special NOP marker.
864 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
866 * c-common.h (empty_body_warning): Add forward declaration.
867 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
868 Now uses IS_EMPTY_STMT() instead of special NOP markers.
870 2006-01-20 Paul Brook <paul@codesourcery.com>
872 * Makefile.in (lang_checks): Keep going if mkdir fails.
874 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
876 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
877 be able to clean out basic block when not necessary.
878 (df_scan_free): Fixed to properly delete information if df is
879 unused before calling df_finish.
880 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
881 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
883 (df_bb_refs_delete): New function.
884 (df_refs_delete): Moved per block code to df_bb_refs_delete.
885 * df-core.c (df_set_blocks): Added code to properly clean out
886 unused blocks if they are not part of the blocks to consider.
887 Added additional null check.
888 (df_compact_blocks): Added basic block parameter to free_bb_fun to
889 be able to clean out basic block when not necessary
890 * df.h (df_free_bb_function): Ditto.
891 (df_bb_refs_delete): New function.
892 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
893 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
894 basic block parameter to be able to clean out basic block when not
896 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
897 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
898 Fixed to properly delete information if df is unused before
901 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
903 PR rtl-optimization/25799
904 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
905 Corrected confluence operator to remove bits from op2 before oring
906 with op1 rather than removing bits from op1.
907 (df_ru_transfer_function): Corrected test on wrong bitmap which
908 caused infinite loop. Both of these problems were introduced in
909 the dataflow rewrite.
911 2006-01-19 DJ Delorie <dj@redhat.com>
913 * reload1.c (find_reload_regs): Note the details of reload
914 failures in the dump file.
915 (spill_failure): Likewise.
917 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
919 * loop-iv.c: Include df.h and hashtab.h.
920 (enum iv_grd_result): New enum.
921 (DF_REF_IV, DF_REF_IV_SET): New macros.
922 (struct biv_entry): New.
923 (df, bivs): New global variables.
924 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
925 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
927 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
928 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
929 analyzed_for_bivness_p, record_biv): New functions.
930 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
931 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
932 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
934 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
936 (iv_number_of_iterations): Use new interface to iv analysis.
937 * loop-unroll.c: Do not include varray.h.
938 (analyze_iv_to_split_insn): Use new interface to iv
940 * loop-unswitch.c (may_unswitch_on): Ditto.
941 * df.c (df_bitmaps_free): Only work for bbs for that structures are
943 (df_bb_modify): Realloc tables to the new index.
944 (df_find_use): New function.
945 * df.h (df_find_use): Declare.
946 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
948 * cfgloop.h (struct rtx_iv): Remove analysed field.
949 (iv_get_reaching_def): Removed.
950 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
951 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
952 (loop-iv.o): Add df.h and hashtab.h dependency.
953 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
955 2006-01-20 Alan Modra <amodra@bigpond.net.au>
957 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
959 (__floatundisf, __floatundidf): Likewise.
960 * libgcc2.h (IS_IBM_EXTENDED): Define.
962 2006-01-19 DJ Delorie <dj@redhat.com>
964 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
966 2006-01-19 Paul Brook <paul@codesourcery.com>
968 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
969 as nothrow when unwinding tables are disabled.
971 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
974 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
975 of bit-field" when in system header.
977 2006-01-19 DJ Delorie <dj@redhat.com>
979 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
980 the 16 bit shift limit of the m16c.
982 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
985 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
986 * config/i386/i386.c (output_set_got): Output the label if we have one
987 for the TARGET_DEEP_BRANCH_PREDICTION case.
989 2006-01-19 Jan Hubicka <jh@suse.cz>
990 H.J. Lu <hongjiu.lu@intel.com>
991 Evandro Menezes <evandro.menezes@amd.com>
993 * invoke.texi (generic): Document
995 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
996 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
997 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
998 (x86_use_incdec, x86_pad_returns): New variables
999 (TARGET_CPU_DEFAULT_generic): New constant
1000 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1001 (enum processor_type): Add generic32 and generic64.
1002 * i386.md (cpu attribute): Add generic32/generic64
1003 (movhi splitter): Behave sanely when both partial_reg_dependency and
1004 partial_reg_stall are set.
1005 (K8 splitters): Enable for generic as well.
1006 * predicates.md (incdec_operand): Use TARGET_INCDEC
1007 (aligned_operand): Avoid memory mismatch stalls.
1008 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1009 * ppro.md: Enable for generic32
1010 * i386.c (generic64_cost, generic32_cost): New.
1011 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1012 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1013 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1014 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1015 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1016 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1017 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1018 x86_accumulate_outgoing_args, x86_prologue_using_move,
1019 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1020 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1022 (x86_use_incdec, x86_pad_returns): New.
1023 (override_options): Add generic32 and generic64, translate "generic"
1024 to generic32/generic64 and "i686" to "generic32", refuse
1025 "generic32"/"generic64" as arch target.
1026 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1027 (ix86_reorg): Honor PAD_RETURNS.
1029 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1031 * tree-pretty-print.c (dump_generic_node): Handle
1032 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1033 * cgraph.c (cgraph_expand_queue): Rename from
1034 cgraph_analyze_queue. Update all users.
1035 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1036 cgraph_expand_queue.
1037 (cgraph_expand_all_functions): Likewise.
1038 (cgraph_finalize_pending_functions): Remove. Update callers.
1040 * tree.h (OMP_DIRECTIVE_P): Define.
1041 (OMP_PARALLEL_FN): Define.
1042 (OMP_PARALLEL_DATA_ARG): Define.
1043 (OMP_SECTIONS_SECTIONS): Define.
1044 * tree-pass.h (pass_expand_omp): Declare.
1045 * omp-low.c (struct omp_region): Declare.
1046 (struct omp_context): Remove fields 'parallel_type',
1047 'parallel_start_ix' and 'parallel_start_additional_args'.
1049 (struct omp_for_data): Rename from struct expand_omp_for_data.
1050 (omp_regions): New static variable.
1051 (root_omp_region): New static variable.
1052 (find_omp_clause): Make static.
1053 (is_in_combined_parallel_ctx): Remove.
1054 (is_combined_parallel): New.
1055 (extract_omp_for_data): Move earlier in the file.
1056 (workshare_safe_to_combine_p): New.
1057 (get_ws_args_for): New.
1058 (determine_parallel_type): Move earlier in the file.
1059 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1061 (omp_copy_decl): Likewise.
1062 (create_omp_child_function): Likewise.
1063 (lookup_omp_region): New.
1064 (dump_omp_region): New.
1065 (debug_omp_region): New.
1066 (debug_all_omp_regions): New.
1067 (new_omp_region): New.
1068 (scan_omp_parallel): If parallel_nesting_level > 1, the
1069 directive is nested within another parallel directive.
1070 Set OMP_PARALLEL_FN.
1071 (scan_omp_for): Do not try to handle combined parallel+for
1073 Remove FIXME comment.
1074 (scan_omp_nested): Remove.
1075 (scan_omp_1): Do not call scan_omp_nested when
1076 parallel_nesting_level is > 1.
1077 Do not change the DECL_CONTEXT of local variables found.
1078 (lookup_decl_in_outer_ctx): New.
1079 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1080 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1081 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1082 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1083 If CTX is nested, lookup VAR in the outer context when
1084 building copy assignment.
1085 (lower_send_clauses): Rename from expand_send_clauses.
1086 If CTX is nested, lookup VAR in the outer context when
1087 building copy assignments.
1088 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1089 If CTX is nested, lookup VAR in the outer context when
1090 building copy assignments.
1091 (expand_parallel_call): Rename from build_parallel_call.
1092 Handle combined parallel+workshare cases.
1093 Re-implement to emit code into the CFG.
1095 (expand_omp_parallel): Re-implement to emit code into the CFG.
1096 Call move_sese_region_to_fn to outline the sub-graph
1097 containing the parallel region.
1098 (expand_omp_for_1): Remove.
1099 (expand_omp_for_generic): Re-implement to emit code into the
1101 (expand_omp_for_static_nochunk): Likewise.
1102 (expand_omp_for_static_chunk): Likewise.
1103 (expand_omp_for): Likewise.
1104 (expand_omp_sections): Likewise.
1105 (remove_exit_barriers): New.
1106 (expand_omp_synch): New.
1108 (build_omp_regions_1): New.
1109 (build_omp_regions): New.
1110 (execute_expand_omp): New.
1111 (gate_expand_omp): New.
1112 (pass_expand_omp): Define.
1113 (lower_omp_sections): Rename from expand_omp_sections.
1114 Set OMP_SECTIONS_SECTIONS.
1115 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1116 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1117 (lower_omp_single): Rename from expand_omp_simple.
1118 (lower_omp_master): Rename from expand_omp_master.
1119 (lower_omp_ordered): Rename from expand_omp_ordered.
1120 (lower_omp_critical): Rename from expand_omp_critical.
1121 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1122 (lower_omp_for): Re-implement.
1123 (lower_omp_parallel): Re-implement.
1124 (lower_regimplify): Rename from expand_regimplify.
1125 (lower_omp_1): Rename from expand_omp_1.
1126 If there are syntax errors in the program, replace every
1127 OpenMP directive with NOP.
1128 Call lower_omp_* instead of expand_omp_*.
1129 (lower_omp): Rename from expand_omp.
1131 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1132 * tree-gimple.h (enum omp_parallel_type): Remove.
1133 (gimple_boolify): Declare extern.
1134 (find_omp_clause, determine_parallel_type): Remove.
1136 * gimple-low.c (lower_omp_directive): New.
1137 (lower_stmt): Call it.
1138 (record_vars_into): Move from ...
1139 (record_vars): ... here.
1140 Call record_vars_into with current_function_decl.
1142 * gimplify.c (struct gimplify_ctx): Remove fields
1143 combined_pre_p and combined_ctxp. Update users.
1144 (get_formal_tmp_var): Add documentation.
1145 (gimple_boolify): Make extern.
1146 (gimplify_expr_in_ctx): Remove. Update callers.
1147 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1148 will always be a BIND_EXPR.
1149 (gimplify_expr): Handle OMP_RETURN_EXPR.
1150 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1151 (OMP_PARALLEL): Add 3 operands.
1152 (OMP_SECTIONS): Add 1 operand.
1153 (OMP_RETURN_EXPR): Define.
1155 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1156 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1157 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1158 creating a circular free list.
1159 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1161 * tree-flow.h (move_sese_region_to_fn): Declare.
1162 (record_vars_into): Declare.
1163 * tree-cfg.c (make_omp_sections_edges): New.
1164 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1165 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1166 OMP_SECTIONS and OMP_SECTION.
1167 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1168 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1169 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1170 (gather_blocks_in_sese_region): New.
1171 (struct move_stmt_d): Declare.
1173 (move_block_to_fn): New.
1174 (move_sese_region_to_fn): New.
1176 * passes.c (init_optimization_passes): Schedule
1177 pass_expand_omp after pass_init_datastructures.
1179 * tree-ssa-operands.c (get_expr_operands): Handle
1180 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1181 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1183 2006-01-19 Jeff Law <law@redhat.com>
1185 * tree-vrp.c (extract_range_from_assert): Refine the result range
1186 if the variable referenced by the ASSERT_EXPR has a range and
1187 either the tentative result range or the previous range is a
1190 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1192 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1194 2006-01-19 Jan Hubicka <jh@suse.cz>
1196 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1198 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1200 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1201 (expand_compound_operation, expand_field_assignment): Fail if the
1202 bit lengths of an extract operation are out of range.
1203 (make_extraction): Compute wanted_inner_mode based on the position
1204 and length of the extraction. Make it extraction_mode for non-constant
1205 positions, and do not modify offset in that case. When generating a
1206 new MEM, use a mode that can hold the extraction while keeping correct
1207 alignment. Remove code that supported MEMs wrapped by USEs.
1208 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1210 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1212 * config/s390/s390.md ("Y", "y"): New mode attribute.
1213 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1214 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1215 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1216 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1217 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1218 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1219 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1220 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1221 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1222 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1223 "addsi3", "subsi3"): Insn patterns removed.
1224 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1225 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1226 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1227 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1228 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1229 "*sub<mode>3_cconly2"): New insn patterns.
1230 ("addsi3", "subsi3"): New expanders.
1232 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1234 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1235 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1236 existing STMT_VINFO_VECTYPE if available.
1237 (vect_mark_relevant): Add special handling for stmts that are
1238 marked as STMT_VINFO_IN_PATTERN_P.
1239 (vect_analyze_loop): Call vect_pattern_recog.
1240 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1241 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1243 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1244 (vect_recog_func_ptr): New function-pointer type.
1245 * tree-vect-patterns.c: New file.
1246 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1247 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1248 (vect_pattern_recog_1): New functions.
1249 (vect_pattern_recog_funcs): New array of function pointers.
1251 * tree-vectorizer.h (ternary_op): New enum value.
1252 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1253 declaration. Revised documentation. Removed redundant dump prints.
1254 Removed redundant argument. Added support for reduction patterns.
1255 (vectorizable_reduction): Added support for reduction patterns.
1256 (vect_transform_stmt): Added support for patterns.
1258 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1259 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1260 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1261 (expand_widen_pattern_expr): New function.
1262 (init_optabs): Initialize new optabs udot_prod_optab,
1264 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1265 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1266 (expand_widen_pattern_expr): New function declaration.
1267 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1269 * tree-inline.c (estimate_num_insns_1): Added cases for new
1270 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1271 * tree-pretty-print.c (dump_generic_node): Likewise.
1272 (op_prio): Likewise.
1273 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1274 * tree-ssa-operands.c (get_expr_operands): Added case for
1276 * tree-vect-patterns.c (widened_name_p): New function.
1277 (vect_recog_dot_prod_pattern): Added function implementation.
1278 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1279 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1280 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1281 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1283 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1284 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1285 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1286 (init_optabs): Initialize new optabs widen_ssum_optab,
1288 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1289 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1290 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1291 use instead of type of def.
1292 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1293 function implementation.
1294 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1295 widen_ssumv8hi): New.
1297 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1300 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1303 * c-decl.c (add_flexible_array_elts_to_size): New function.
1304 (finish_decl): Use it.
1306 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1308 * diagnostic.h: Include options.h.
1309 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1310 dependancies for diagnostic.h.
1311 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1313 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1315 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1316 (ssa_ro_call_cache_valid): Ditto.
1317 * tree-ssa-alias.c (sort_tags_by_id): New function.
1318 (init_transitive_clobber_worklist): Ditto.
1319 (add_to_worklist): Ditto.
1320 (mark_aliases_call_clobbered): Ditto.
1321 (compute_tag_properties): Ditto.
1322 (set_initial_properties): Ditto.
1323 (compute_call_clobbered): Ditto.
1324 (compute_may_aliases): Call compute_call_clobbered and grouping.
1325 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1326 (compute_flow_insensitive_aliasing): Grouping now happens in our
1328 (setup_pointers_and_addressables): Remove clobbering related code.
1329 (add_may_alias): Ditto.
1330 (replace_may_alias): Ditto.
1331 (get_nmt_for): Ditto.
1332 (create_global_var):
1333 (is_escape_site): Return an escape_type enumeration.
1334 * tree-flow-inline.h (is_call_clobbered): Global var does not
1335 imply call clobbered.
1336 (mark_call_clobbered): Take a reason for marking this. Remove
1337 marking of globalness, and cache invalidation.
1338 (clear_call_clobbered): Remove cache invalidation code.
1339 * tree-dfa.c (dump_variable): If details is on, dump the reason
1341 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1343 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1344 (struct var_ann_d): Ditto.
1345 (enum escape_type): New.
1346 (mark_call_clobbered): Adjust prototype.
1347 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1348 are never call clobbered.
1349 Record reasons for escaping.
1350 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1351 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1352 (ssa_ro_call_cache_valid): Ditto.
1353 (clobbered_v_may_defs): Ditto.
1354 (clobbered_vuses): Ditto.
1355 (ro_call_vuses): Ditto.
1356 (clobber_stats): New.
1357 (init_ssa_operands): Zero out clobber stats.
1358 (fini_ssa_operands): Print out clobber stats.
1359 (get_call_expr_operands): Pass callee fndecl to
1361 (add_call_clobber_ops): Remove use of cache.
1362 Add use of PURE_CONST information.
1363 (add_call_read_ops): Remove use of cache.
1364 Add use of static not_read information.
1366 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1368 Introduce TLS descriptors for i386 and x86_64.
1369 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1370 (TARGET_ANY_GNU_TLS): New macro.
1371 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1372 (struct machine_function): Add tls_descriptor_call_expanded_p.
1373 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1374 (ix86_current_function_calls_tls_descriptor): Likewise.
1375 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1376 (override_options): Introduce gnu2 tls dialect.
1377 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1379 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1381 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1382 (ix86_init_machine_status): Initialize new field.
1383 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1384 (ix86_tls_module_base): New.
1385 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1386 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1387 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1388 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1389 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1390 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1391 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
1392 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
1393 * config/i386/predicates.md (tls_modbase_operand): New.
1394 (tp_or_register_operand): New.
1396 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
1398 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
1399 (look_for_address_of): Ditto.
1400 (ipa_init): Walk the function decls.
1401 (static_execute): Don't set readonly on FUNCTION_DECL's.
1403 2006-01-18 Roger Sayle <roger@eyesopen.com>
1405 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
1406 for shifts where the source and destination registers are different.
1408 2006-01-18 Paul Brook <paul@codesourcery.com>
1410 Merge from csl-arm-branch.
1411 2005-03-14 Julian Brown <julian@codesourcery.com>
1412 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
1413 (aeabi_llsl): Likewise.
1414 (ashrdi3): Likewise.
1415 (aeabi_lasr): Likewise.
1416 (lshrdi3): Likewise.
1417 (aeabi_llsr): Likewise.
1418 2005-03-10 Julian Brown <julian@codesourcery.com>
1419 * config.gcc: Disable shared libgcc for SymbianOS.
1420 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
1422 2006-01-18 DJ Delorie <dj@redhat.com>
1424 * c-pragma.c (handle_pragma_diagnostic): New.
1425 (init_pragma): Register it.
1426 * doc/extend.texi: Document it.
1428 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
1429 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
1430 (diagnostic_context): Add classify_diagnostic[].
1431 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
1432 as errors if they're overridden to DK_WARNING.
1433 (diagnostic_initialize): Initialize classify_diagnostic[].
1434 (diagnostic_set_kind_override): New.
1435 (diagnostic_report_diagnostic): Check for kind changes.
1436 * opts.c (common_handle_option): Take lang_mask. Update callers.
1438 * common.opt (Werror=): New.
1439 * doc/invoke.texi: Document -Werror=*
1441 2006-01-18 Jeff Law <law@redhat.com>
1443 * tree-vrp.c (test_for_singularity): Correct test for new
1444 min limit. Use operand_equal_p rather than pointer equality
1445 for testing if new min/max values are equal.
1447 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
1448 using range information until after propagation and folding.
1450 2006-01-18 Richard Henderson <rth@redhat.com>
1451 Aldy Hernandez <aldyh@redhat.com>
1452 Jakub Jelinek <jakub@redhat.com>
1453 Diego Novillo <dnovillo@redhat.com>
1455 * omp-low.c: New file.
1456 * c-omp.c: New file.
1458 2006-01-18 Richard Henderson <rth@redhat.com>
1459 Jakub Jelinek <jakub@redhat.com>
1460 Diego Novillo <dnovillo@redhat.com>
1462 * doc/invoke.texi: Document -fopenmp.
1463 * tree-dump.h (debug_function): Declare.
1464 * hooks.c (hook_bool_tree_bool_false): New function.
1465 (hook_tree_tree_null): Remove.
1466 (hook_tree_tree_tree_null): New.
1467 * hooks.h: Update to match.
1468 * tree-pretty-print.c (debug_tree_chain): New.
1469 (print_generic_expr): Handle TDF_CHAIN.
1470 (dump_generic_node): Handle BLOCK.
1471 Do not abort with incomplete SWITCH_EXPRs.
1472 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1473 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1474 print space after directive name.
1475 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1476 Handle OMP_MASTER and OMP_ORDERED.
1477 Handle printing of OMP_BODY just in one place, goto
1478 dump_omp_body in the rest of OMP_* nodes that have
1480 Don't handle clause nodes here. Update omp statements to
1481 use dump_omp_clauses.
1482 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1483 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1484 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
1485 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
1486 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
1487 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
1488 Adjust output for GOMP_PARALLEL.
1489 (dump_omp_clauses): New.
1490 (print_declaration): Dump DECL_VALUE_EXPR.
1491 (op_symbol_1): Split out of op_symbol.
1492 (dumping_stmts): Remove. Update all users.
1493 * cgraph.c (cgraph_analyze_queue): New.
1494 (cgraph_add_new_function): New.
1495 * cgraph.h (cgraph_analyze_queue): Declare.
1496 (cgraph_add_new_function): Declare.
1497 (cgraph_lower_function): Remove.
1498 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
1499 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
1500 and TYPE_P nodes in its default clause.
1501 (empty_body_p): New.
1502 (tree_range_check_failed): New.
1504 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
1505 OMP_CLAUSE_REDUCTION_MERGE,
1506 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
1507 OMP_CLAUSE_PRIVATE_DEBUG,
1508 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
1509 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
1510 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
1511 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
1512 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
1513 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
1514 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
1515 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1516 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1517 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1518 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
1519 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
1520 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
1521 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1522 (TREE_RANGE_CHECK): New.
1523 (empty_body_p): Declare.
1524 (enum omp_clause_default_kind): New.
1525 (build_string_literal): Declare.
1526 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1527 (build5_stat, build5): Declare.
1528 * tree-pass.h (TDF_CHAIN): Define.
1529 * tree-pass.h (PROP_gimple_lomp): Define.
1530 (pass_lower_omp): Declare.
1531 * diagnostic.h (debug_tree_chain): Declare.
1532 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
1534 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
1535 * builtins.c (build_string_literal): Make extern.
1536 * gcc.c (include_spec_function): New.
1537 (static_spec_functions): Add it.
1538 (main): Move load of libgomp.spec ...
1539 (LINK_COMMAND_SPEC): ... here.
1540 (link_gomp_spec): New.
1541 (static_specs): Include it.
1542 (LINK_COMMAND_SPEC): Add link_gomp.
1543 (GOMP_SELF_SPECS): New.
1544 (driver_self_specs): Include it.
1545 (switch_matches): Don't mark inline.
1546 (main): Load libgomp.spec.
1547 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
1548 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
1549 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
1550 * tree-gimple.h (enum omp_parallel): Declare.
1551 (determine_parallel_type): Declare.
1552 (omp_firstprivatize_variable): Declare.
1553 (omp_reduction_init): Declare.
1554 (diagnose_omp_structured_block_errors): Declare.
1555 (struct walk_stmt_info): Add want_return_expr.
1556 (struct walk_stmt_info): Add want_bind_expr, want_locations.
1557 (find_omp_clause): Declare.
1558 (insert_field_into_struct): Declare.
1559 (struct walk_stmt_info): Move from tree-nested.c
1560 (walk_stmts): Declare.
1561 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1563 * cgraphunit.c (cgraph_lower_function): Make static.
1564 (cgraph_finalize_pending_functions): New.
1565 (cgraph_finalize_function): Call it.
1566 (cgraph_finalize_compilation_unit): Likewise.
1567 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
1568 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
1569 (BT_FN_UINT_UINT): New.
1570 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
1571 DEF_FUNCTION_TYPE_VAR_4): Document.
1572 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
1573 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
1574 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
1575 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
1576 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
1577 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
1578 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
1579 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
1580 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
1581 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
1582 into separate files.
1583 (DEF_GOMP_BUILTIN): New.
1584 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
1585 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
1586 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
1587 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
1588 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
1589 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
1590 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
1591 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
1592 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
1593 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
1594 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
1595 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
1596 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
1597 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
1598 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
1599 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
1600 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
1601 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
1602 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
1603 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
1604 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
1605 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
1606 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
1607 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
1608 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
1609 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
1610 * sync-builtins.def: New file, moved from builtins.def.
1611 * omp-builtins.def: New file, moved from builtins.def.
1612 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
1613 * gimple-low.c (lower_function_body): Clear data.
1614 (lower_stmt): Do not handle COMPOUND_EXPR.
1615 Remove call to print_node_brief.
1616 * c-tree.h (c_finish_omp_clauses): New prototype.
1617 (C_DECL_THREADPRIVATE_P): Define.
1618 (lookup_name_no_remap, c_omp_remap_private): Remove
1619 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
1620 (check_for_loop_decls): Update decl.
1621 (lookup_name_no_remap, c_omp_remap_private): Declare.
1622 (build_indirect_ref, build_modify_expr, pushdecl,
1623 pushdecl_top_level): Move to c-common.h.
1624 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
1625 before the switch, but just in the 2 places that need it.
1626 * c-decl.c (diagnose_mismatched_decls): Do not check for
1627 mismatched thread-local attributes when OLDDECL is marked
1628 threadprivate and NEWDECL has no thread-local attributes.
1629 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
1630 (c_gimple_diagnostics_recursively): Rename from
1631 c_warn_unused_result_recursively. Invoke
1632 diagnose_omp_structured_block_errors.
1633 (check_for_loop_decls): Return a singular decl found.
1634 * langhooks.c (lhd_omp_predetermined_sharing): Return
1635 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
1636 (lhd_omp_firstprivatize_type_sizes): New.
1637 (lhd_omp_assignment): New.
1638 (lhd_omp_predetermined_sharing): New.
1639 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
1640 (struct lang_hooks_for_types): Add
1641 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
1642 omp_predetermined_sharing, omp_disregard_value_expr,
1643 omp_private_debug_clause, omp_clause_default_ctor,
1644 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
1645 (c_finish_omp_clauses): New.
1646 (c_finish_bc_stmt): Diagnose break within omp for.
1647 (c_begin_omp_parallel, c_finish_omp_parallel): New.
1648 (build_unary_op): Return error_mark after reporting
1650 (build_modify_expr): Likewise.
1651 * gimplify.c: Include optabs.h and pointer-set.h.
1652 (enum gimplify_omp_var_data): Declare.
1653 (struct gimplify_omp_ctx): Declare.
1654 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
1656 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
1657 (push_gimplify_context, pop_gimplify_context): Allow nesting.
1658 (splay_tree_compare_decl_uid): New.
1659 (new_omp_context): New.
1660 (delete_omp_context): New.
1661 (gimple_add_tmp_var): Call omp_add_variable.
1662 (gimplify_bind_expr): Likewise.
1663 (gimplify_var_or_parm_decl): If omp_notice_variable returned
1664 true, disregard DECL_VALUE_EXPR on the decl if any.
1665 (gimplify_expr_in_ctx): New.
1666 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
1667 omp_add_variable, omp_notice_variable, omp_is_private
1668 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
1669 gimplify_adjust_omp_clauses, gimplify_omp_parallel
1670 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
1671 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
1672 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
1673 gimplify_omp_atomic): New.
1674 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1675 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1676 OMP_CRITICAL and OMP_ATOMIC.
1677 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
1678 * c-pragma.h (enum pragma_kind): Add
1679 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
1680 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
1681 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
1682 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
1683 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
1684 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
1685 PRAGMA_OMP_THREADPRIVATE.
1686 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1687 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1688 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
1689 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
1690 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
1691 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
1692 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
1693 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
1694 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
1695 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
1696 * tree-ssa-dce.c (find_control_dependence): Do not assume that
1697 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
1698 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
1700 (struct nesting_info): Add field_map,
1701 suppress_expansion, debug_var_chain.
1702 (create_nesting_tree): Initialize them.
1703 (lookup_field_for_decl): Use field_map.
1704 (get_nonlocal_debug_decl, get_local_debug_decl): New.
1705 (convert_local_omp_clauses): New.
1706 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
1707 (walk_body): Split out of walk_function.
1708 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
1709 (convert_nonlocal_reference): Handle omp statements.
1710 (convert_local_reference): Likewise.
1711 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
1712 (unnest_nesting_tree): New.
1713 (lower_nested_functions): Call it.
1714 (insert_field_into_struct): Make extern.
1715 (struct walk_stmt_info): Move to tree-gimple.h.
1716 (walk_stmts): Make extern.
1717 * omp-builtins.def: New file.
1718 * tree-iterator.c (expr_only): Clarify comment.
1719 * c-common.h (pushdecl_top_level, pushdecl,
1720 build_modify_expr, build_indirect_ref,
1721 c_finish_omp_master, c_finish_omp_critical,
1722 c_finish_omp_ordered, c_finish_omp_barrier,
1723 c_finish_omp_atomic, c_finish_omp_flush,
1724 c_finish_omp_for, c_split_parallel_clauses,
1725 omp_clause_default_kind, c_omp_sharing_predetermined,
1726 c_omp_remap_decl): Declare.
1727 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
1728 (OBJS-common): Add omp-low.o.
1729 (c-omp.o, omp-low.o): Add.
1730 (gimplify.o): Add dependency on $(OPTABS_H).
1731 (GTFILES): Add omp-low.c.
1732 (gt-stringpool.h): Add.
1733 * tree-cfg.c (set_bb_for_stmt): Do not update the
1734 block-to-labels map if we are currently expanding to RTL.
1735 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
1737 Handle IDENTIFIER_NODE.
1738 (tree_verify_flow_info): Do not ICE when emitting error
1739 messages about invalid labels.
1740 (dump_function_to_file): Reset CFUN before emitting the body
1742 (debug_function): New.
1743 * passes.c (init_optimization_passes): Schedule
1745 * langhooks-def.h (lhd_omp_predetermined_sharing,
1746 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
1748 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
1749 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
1750 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
1751 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
1752 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
1753 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
1754 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
1755 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
1756 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
1757 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
1758 (LANG_HOOK_DECLS): Use them.
1760 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
1761 Richard Henderson <rth@redhat.com>
1762 Jakub Jelinek <jakub@redhat.com>
1763 Diego Novillo <dnovillo@redhat.com>
1765 * c-parser.c (pragma_omp_clause): Define.
1766 (c_parser_declaration_or_fndef): Document OpenMP syntax.
1767 (c_parser_compound_statement): Likewise.
1768 (c_parser_statement): Likewise.
1769 (c_parser_pragma): Handle omp pragmas.
1770 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
1771 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
1772 (c_parser_omp_clause_name, check_no_duplicate_clause,
1773 c_parser_omp_variable_list,
1774 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
1775 c_parser_omp_clause_copyprivate,
1776 c_parser_omp_clause_default,
1777 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
1778 c_parser_omp_clause_lastprivate,
1779 c_parser_omp_clause_nowait,
1780 c_parser_omp_clause_num_threads,
1781 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
1782 c_parser_omp_clause_reduction,
1783 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
1784 c_parser_omp_all_clauses, c_parser_omp_structured_block,
1785 c_parser_omp_atomic, c_parser_omp_barrier,
1786 c_parser_omp_critical, c_parser_omp_flush,
1787 c_parser_omp_for_loop, c_parser_omp_for,
1788 c_parser_omp_master, c_parser_omp_ordered,
1789 c_parser_omp_sections_scope, c_parser_omp_sections,
1790 c_parser_omp_parallel, c_parser_omp_single,
1791 c_parser_omp_construct, c_parser_omp_threadprivate): New.
1792 * c-pragma.c (init_pragma): Do omp pragma registration here.
1793 * c.opt (fopenmp): New flag.
1795 2006-01-18 Eric Christopher <echristo@apple.com>
1797 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
1798 * config/darwin.h (GOMP_SELF_SPECS): Define.
1800 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1802 * rtl.h: Remove the prototype for reg_alloc.
1804 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1807 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
1808 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
1809 sjlj and dwarf2 exception handling.
1810 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
1811 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
1812 * pa/pa.c (function_value): Treat complex and vector types as
1814 (function_arg): Likewise. Only pass scalar floats in the floating
1815 point argument registers.
1816 * pa/t-slibgcc-dwarf-ver: New file.
1817 * pa/t-slibgcc-sjlj-ver: New file.
1818 * pa/t-slibgcc-elf-ver: Delete file.
1820 2006-01-19 Alan Modra <amodra@bigpond.net.au>
1822 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
1823 unlikely_test_section_p test.
1825 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1827 * mode-switching.c (optimize_mode_switching): Make it static.
1828 * basic-block.h: Remove the prototype for
1829 optimize_mode_switching.
1831 * modulo-sched.c (sms_schedule): Make it static.
1832 * rtl.h: Remove the prototype for sms_schedule.
1834 * postreload-gcse.c (gcse_after_reload_main): Make it static.
1835 * rtl.h: Remove the prototype for gcse_after_reload_main.
1837 * reg-stack.c (reg_to_stack): Make it static.
1838 * rtl.h: Remove the prototype for reg_to_stack.
1840 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
1842 * rtl.h: Remove the prototypes for regrename_optimize and
1843 copyprop_hardreg_forward.
1845 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
1847 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
1848 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
1849 Test against the appropriate null constant for the mode.
1850 If 'fixup_overlap' is true, swap the operands if they overlap.
1851 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
1852 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
1853 alpha_split_tmode_pair and adjust for above change.
1854 * config/alpha/alpha.md (movtf_internal): Adjust call to
1855 alpha_split_tfmode_pair and rely on it to swap the operands.
1856 (movti_internal): New insn and post-reload splitter.
1857 (movti): New expander.
1859 2006-01-18 Philippe De Muyter <phdm@macqel.be>
1861 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
1864 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1866 * rtlanal.c (global_reg_mentioned_p_1,
1867 global_reg_mentioned_p): Remove.
1868 * rtl.h: Remove the prototype for global_reg_mentioned_p.
1870 * flow.c (initialize_uninitialized_subregs): Make it static.
1871 * rtl.h: Remove the prototype for
1872 initialize_uninitialized_subregs.
1874 * function.c (instantiate_virtual_regs): Make it static.
1875 * function.h: Remove the prototype for
1876 instantiate_virtual_regs.
1878 * regmove.c (regmove_optimize, combine_stack_adjustments):
1880 * rtl.h: Remove the prototypes for regmove_optimize and
1881 combine_stack_adjustments.
1883 2006-01-17 Roger Sayle <roger@eyesopen.com>
1885 * config/i386/i386.c (COSTS_N_BYTES): New macro.
1886 (size_cost): Encode costs in bytes so that a reg-reg addition is
1887 equivalent to COSTS_N_INSNS(1).
1888 (override_options): Use the size_cost.branch_cost as the default
1889 ix86_branch_cost when optimizing for size.
1891 2006-01-18 Ben Elliston <bje@au.ibm.com>
1893 * Makefile.in (D32PBIT_FUNCS): New.
1894 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
1895 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
1896 D64PBIT_FUNCS and D128PBIT_FUNCS.
1897 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
1898 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
1900 (decnumber_dep): Define.
1901 * doc/libgcc.texi (Decimal float library routines): New node.
1902 * config/dfp-bit.h, config/dfp-bit.c: New files.
1904 2006-01-18 Ben Elliston <bje@au.ibm.com>
1906 * expr.c (emit_move_change_mode): Always adjust addresses, not
1907 just during reload. Copy replacements only during reload.
1908 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
1909 emit_move_via_integer.
1911 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
1913 * Makefile.in (check-%, check-consistency): Use $${srcdir}
1914 instead of $(srcdir) and ${srcdir}.
1916 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
1920 * arm.h (struct machine_function): Add pic_reg.
1921 * arm.c (arm_pic_register): Make unsigned.
1922 (arm_override_options): Only set arm_pic_register if
1923 TARGET_SINGLE_PIC_BASE.
1924 (use_return_insn): Only test for a pic register if it is fixed.
1925 (arm_compute_save_reg0_reg12_mask): Likewise.
1926 (thumb_compute_save_reg_mask): Likewise.
1927 (legitimate_pic_operand): Factor out some known invariants.
1928 (legitimize_pic_address): If we don't have a fixed pic register,
1929 then set up a pseudo in the function entry sequence. Handle the
1930 pic base being in a pseudo.
1931 (arm_load_pic_register): Handle the pic register being in a pseudo.
1932 (arm_expand_prologue): Only set up the pic register if it is fixed.
1933 (thumb_expand_prologue): Likewise.
1934 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
1935 (pic_load_addr_based_insn): Likewise.
1936 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
1939 2006-01-18 Ben Elliston <bje@au.ibm.com>
1941 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
1942 decimal float modes for all floating point registers.
1944 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
1945 match_code "mem" with match_test "macho_lo_sum_memory_operand".
1947 2006-01-17 Jakub Jelinek <jakub@redhat.com>
1950 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
1951 even when the pointer is not NULL.
1953 2006-01-16 Ian Lance Taylor <ian@airs.com>
1955 * common.opt (ftoplevel-reorder): New option.
1956 * cgraph.c (cgraph_asm_nodes): New global variable.
1957 (cgraph_asm_last_node): New static variable.
1958 (cgraph_order): New global variable.
1959 (cgraph_create_node): Set new order field.
1960 (cgraph_varpool_node): Likewise.
1961 (decide_is_variable_needed): Return true if not
1962 flag_toplevel_reorder.
1963 (cgraph_add_asm_node): New function.
1964 * cgraph.h (struct cgraph_node): Add order field.
1965 (struct cgraph_varpool_node): Add order field.
1966 (struct cgraph_asm_node): Define.
1967 (cgraph_asm_nodes, cgraph_order): Declare.
1968 (cgraph_add_asm_node): Declare.
1969 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
1971 (cgraph_varpool_assemble_pending_decls): Call it.
1972 (cgraph_output_pending_asms): New static function.
1973 (cgraph_finalize_compilation_unit): Call it.
1974 (struct cgraph_order_sort): Define.
1975 (cgraph_output_in_order): New static function.
1976 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
1977 !flag_toplevel_reorder case.
1978 * c-parser.c: Include "cgraph.h".
1979 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
1981 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
1982 than -fno-unit-at-a-time.
1983 * doc/invoke.texi (Option Summary): Mention
1984 -fno-toplevel-reorder.
1985 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
1986 -funit-at-a-time documentation.
1988 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
1989 Kazu Hirata <kazu@codesourcery.com>
1991 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
1993 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
1995 * Makefile.in (FUNCTION_H): New. Use it instead of
1996 function.h throughout the file.
1997 * function.h: Include tree.h.
1999 2006-01-17 Ben Elliston <bje@au.ibm.com>
2001 * recog.c: Separate some functions with whitespace.
2003 2006-01-16 Richard Henderson <rth@redhat.com>
2005 Merge from gomp branch:
2006 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2007 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2008 and rename from struct inline_data. Rename callee* to dst*;
2009 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2010 transform_new_cfg, transform_return_to_modify, and
2011 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2013 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2014 (copy_decl_for_dup): Remove.
2015 * tree-inline.c (struct inline_data): Move to header.
2016 (insert_decl_map): Export.
2017 (remap_decl): Update for member name changes. Use copy_decl hook.
2018 Allow for replacement to be a non-decl. Remove dead code.
2019 (remap_type_1): Check for existing mapping.
2020 (remap_type): Export.
2021 (remap_decls): Update for member name changes.
2022 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2023 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2024 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2025 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2026 (tree_function_versioning, build_duplicate_type): Likewise.
2027 (copy_body_r): Likewise. Export.
2028 (copy_decl_for_dup): Split into ...
2029 (copy_decl_for_dup_finish, copy_decl_to_var,
2030 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2031 (replace_ref_tree, inlining_p): Remove.
2033 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2035 * ifcvt.c (if_convert): Make it static.
2036 * rtl.h: Remove the prototype for if_convert.
2038 * local-alloc.c (local_alloc): Make it static.
2039 * rtl.h: Remove the prototype for local_alloc.
2041 * loop.c (loop_optimize): Make it static.
2042 * cfgloop.h: Remove the prototype for loop_optimize.
2045 2006-01-16 DJ Delorie <dj@redhat.com>
2047 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2050 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2052 * pa.md: Disparage copies between general and floating-point registers
2053 in 32-bit move patterns.
2055 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2058 * Makefile.in (check-%): Depend on site.exp instead of
2059 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2062 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2064 * global.c (global_alloc): Make it static.
2065 * rtl.h: Remove the prototype for global_alloc.
2067 2006-01-16 Richard Guenther <rguenther@suse.de>
2069 * tree-ssa-alias.c (struct used_part): Add write_only field.
2070 (get_or_create_used_part_for): Initialize it to true.
2071 (create_overlap_variables_for): Don't create structure variables
2072 for structures that only are written to.
2073 (find_used_portions): Handle MODIFY_EXPR to track whether a
2074 structure is only written to.
2076 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2078 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2080 * basic-block.h: Remove the prototype for
2081 partition_hot_cold_basic_blocks.
2083 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2085 * cppspec.c (lang_specific_spec_functions): Remove.
2086 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2087 * gcc.h (lang_specific_spec_functions): Remove.
2088 * gccspec.c (lang_specific_spec_functions): Remove.
2090 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2092 * combine.c (record_value_for_reg): Invalidate registers
2094 (record_dead_and_set_regs_1): Likewise, by passing them to
2095 record_value_for_reg.
2096 (record_dead_and_set_regs): Invalidate stores made by a
2097 call. We do not combine across a call, but we still
2098 relied on equivalences.
2100 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2102 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2103 vrp_int_const_binop returning non-constant nodes.
2105 2006-01-16 Paul Brook <paul@codesourcery.com>
2107 * config/m68k/m68k.c (output_move_const_into_data_reg):
2108 Output correct mnemonic for mvz and mvs.
2110 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2112 * rtl-factoring.c: Add sequence abstraction algorithm.
2113 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2114 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2116 (block_has_preserve_label): New function.
2117 * common.opt: Register new pass.
2118 * Makefile.in: Ditto.
2120 * timevar.def: Ditto.
2121 * tree-pass.h: Ditto.
2122 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2123 * rtl.h (make_jump_insn_raw): Add forward decl.
2124 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2126 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2127 Roger Sayle <roger@eyesopen.com>
2129 * fold-const.c (fold_minmax): New static function.
2130 (fold_binary) <MIN_EXPR>: Call it.
2131 <MAX_EXPR>: Likewise.
2132 * stor-layout.c (place_field): Use DECL_SIZE consistently
2133 in the computation of the new record size.
2135 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2137 * cse.c (cse_condition_code_reg): Make it static.
2138 * rtl.h: Remove the prototype for cse_condition_code_reg.
2140 * combine.c (combine_instructions): Make it static.
2141 * rtl.h: Remove the prototype for combine_instructions.
2143 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2146 * tree.c (get_file_function_name_long): Concatenate the first global
2147 object name with a string derived from the input filename of the object
2150 2006-01-16 Ben Elliston <bje@au.ibm.com>
2152 * config/i386/winnt-stubs.c: Update FSF address.
2153 * config/xtensa/ieee754-df.S: Ditto.
2154 * config/xtensa/ieee754-sf.S: Ditto.
2156 2006-01-14 Ian Lance Taylor <ian@airs.com>
2158 * ifcvt.c (noce_init_if_info): New static function, broken out of
2159 noce_process_if_block.
2160 (noce_process_if_block): Call noce_init_if_info.
2161 (check_cond_move_block): New static function.
2162 (cond_move_process_if_block): New static function.
2163 (process_if_block): Call cond_move_process_if_block.
2165 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2167 * cselib.c (hash_table): Rename to cselib_hash_table.
2168 (cselib_clear_table, discard_useless_values,
2169 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2170 cselib_init, cselib_finish): Adjust uses of hash_table.
2172 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2174 PR tree-optimization/25485
2175 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2176 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2177 is known to be false and true, respectively.
2179 2006-01-14 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/22548
2182 PR tree-optimization/22555
2183 PR tree-optimization/22501
2184 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2185 * params.def (salias-max-array-elements): New parameter.
2186 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2187 * doc/invoke.texi (salias-max-array-elements): Document.
2188 * tree-flow-inline.h (var_can_have_subvars): We also handle
2190 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2192 * tree-ssa-structalias.c (params.h): Include.
2193 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2194 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2195 (get_constraint_for): For ADDR_EXPR operating on something
2196 containing an ARRAY_REF, add all subvars to the solution.
2197 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2198 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2199 for creating MUST_DEFs.
2200 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2202 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2204 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2206 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2207 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2208 number_of_iterations_le): New functions.
2209 (number_of_iterations_special): Removed.
2210 (number_of_iterations_exit): Do not use number_of_iterations_special.
2211 * tree.c (unsigned_type_for): Always return integer type.
2213 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2214 Richard Guenther <rguenther@suse.de>
2216 PR rtl-optimization/24257
2217 * gcse.c (find_moveable_store): Only consider a store movable
2218 when the SET_SRC of the insn can be assigned to a register.
2220 2006-01-14 Ian Lance Taylor <ian@airs.com>
2222 * tree.c (tree_not_class_check_failed): New function.
2223 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2224 (tree_not_class_check_failed): Declare.
2226 2006-01-13 Ian Lance Taylor <ian@airs.com>
2228 * reload1.c (do_output_reload): Add assertion rejecting a
2231 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2233 * combine.c (struct reg_stat): Add new fields truncation_label and
2235 (record_value_for_reg): Reset truncated_to_mode.
2236 (record_truncated_value): New function.
2237 (check_promoted_subreg): Call it. Rename to check_conversions.
2238 (combine_instructions): Rename check_promoted_subreg to
2240 (reg_truncated_to_mode): New function.
2241 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2242 (gen_lowpart_or_truncate): New function.
2243 (force_to_mode): Use it instead of gen_lowpart.
2245 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2247 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2248 VAR is a tag, not its type tag.
2250 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2252 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2253 alternatives to match style of other entries.
2254 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2256 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2258 PR tree-optimization/25771
2259 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2262 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2265 * tree-inline.c (declare_return_variable): If the return variable
2266 was marked as a non gimple complex, set the return slot variable
2267 to be a non gimple comple variable.
2269 2006-01-13 Richard Guenther <rguenther@suse.de>
2271 * builtins.c (expand_builtin_sincos): New function.
2272 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2274 (expand_builtin): Expand sincos using expand_builtin_sincos.
2276 2006-01-12 DJ Delorie <dj@redhat.com>
2278 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2279 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2280 so that constant shifts can be split.
2281 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2282 (m32c_valid_pointer_mode): Make static.
2283 (shift_gen_func_for): New.
2284 (m32c_prepare_shift): Use it. Split large const shifts into
2286 * config/m32c/predicates.md (shiftcount_operand): Allow more
2288 (longshiftcount_operand): New.
2289 * doc/md.texi (Machine Constraints): Document In6.
2291 2006-01-13 Ben Elliston <bje@au.ibm.com>
2293 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2294 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2297 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2299 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2300 to try to avoid clobbering pieces of structures when we know
2301 something about the whole structure.
2302 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2304 2006-01-13 Ben Elliston <bje@au.ibm.com>
2306 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2307 return in memory, as this is no limitation is no longer present.
2309 2006-01-12 DJ Delorie <dj@redhat.com>
2311 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2312 mova with fb, and for fb+0 -> An.
2314 * config/m32c/mov.md (peephole2): Fix enabling logic.
2316 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2317 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2318 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2319 FINI_ARRAY_SECTION_ASM_OP): Define.
2321 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2323 (m32c_legitimize_reload_address): New logic to reload FB to An.
2324 (m32c_output_reg_push): Add newline.
2325 (m32c_output_reg_pop): Likewise.
2327 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2329 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2331 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2333 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2335 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2337 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2340 2006-01-11 Ben Elliston <bje@au.ibm.com>
2342 * rtlanal.c (find_reg_note): Assert insn is not null.
2344 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2346 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2349 2006-01-11 Jeff Law <law@redhat.com>
2351 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2353 (mark_threaded_blocks, register_jump_thread): New functions.
2354 (thread_through_all_blocks): Remove unwanted argument. No
2355 longer rely on e->aux to communicate thread target info.
2356 Call mark_threaded_blocks. Release the threaded_blocks
2357 bitmap and threaded_edges vector when complete.
2358 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2359 (threaded_blocks): Remove.
2360 (tree_ssa_dominator_optimize): Remove initialization and
2361 finalization of threaded_blocks. Simplify call to
2362 thread_through_all_blocks.
2363 (thread_across_edge): Call register_jump_thread rather than
2364 storing thread information into e->aux.
2365 (free_all_edge_infos): Simplify now that e->aux is no longer
2366 used to communicate with thread_through_all_blocks.
2367 * tree-flow.h (thread_through_all_blocks): Update prototype.
2368 (register_jump_thread): Prototype.
2370 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2372 * df-core.c (df_compact_blocks, df_bb_replace): Use
2373 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2375 2006-01-11 Richard Guenther <rguenther@suse.de>
2377 PR tree-optimization/25734
2378 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2379 stop propagation after successful propagation to the LHS.
2381 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2383 * basic-block.h (control_flow_graph): Change the type of
2384 x_basic_block_info to VEC(basic_block,gc) *.
2385 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2387 (SET_BASIC_BLOCK): New.
2388 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2389 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2390 * cfgbuild.c (find_basic_blocks): Likewise.
2391 * cfglayout.c (fixup_reorder_chain): Likewise.
2392 * cfgrtl.c (create_basic_block_structure,
2393 rtl_create_basic_block): Likewise.
2394 * ifcvt.c (find_if_case_1): Likewise.
2395 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
2398 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2400 * Makefile.in: Removed rotted odf.c entry.
2402 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
2405 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
2406 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
2407 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
2408 output pattern modifier, not %e.
2409 * config/cris/cris.c (cris_op_str): Update comment about pattern
2411 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
2412 before falling through into...
2413 <case 'E'>: Redefined from old 'e' case.
2415 2006-01-11 Jan Hubicka <jh@suse.cz>
2418 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2420 2006-01-11 Jan Hubicka <jh@suse.cz>
2422 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
2423 * i386.c (x86_decompose_lea): Kill.
2424 (ix86_rtx_costs): Kill.
2426 2006-01-11 Jan Hubicka <jh@suse.cz>
2428 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
2429 * cgraph.h (cgraph_node): Add inline_decl.
2430 (cgraph_insert_node_to_hashtable): Declare.
2431 (save_inline_function_body): Declare.
2432 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
2434 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
2435 (cgraph_function_versioning): Update call of tree_function_versioning.
2436 (save_inline_function_body): New function.
2437 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
2438 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
2439 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
2440 (cgraph_default_inline_p): Likewise.
2441 (cgraph_decide_inlining_incrementally): Likewise.
2442 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
2443 (copy_bb): Kill saving; do updating of clones.
2444 (copy_cfg_body): Kill saving.
2445 (initialize_inlined-parameters): Likewise.
2446 (expand_call_inline): Likewise.
2448 (tree_function_versioning): New parameter "update_clones".
2449 (inlining_p): Kill saving.
2450 * tree-inline.h (tree_function_versioning): Update prototype.
2451 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
2454 2006-01-11 Ian Lance Taylor <ian@airs.com>
2456 * combine.c (struct undo): Remove is_int. Enumify types of undos.
2457 Allow undoing set of machine mode.
2458 (do_SUBST): Use enums instead of is_int.
2459 (do_SUBST_MODE): New function.
2460 (SUBST_MODE): New macro.
2461 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2462 reg and trying to replace reg_regno_rtx with a new register.
2463 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2464 (simplify_set): Use SUBST_MODE.
2465 (distribute_notes): Remove code that tried to update reg notes
2466 for regno_reg_rtx changes.
2468 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2470 PR tree-optimization/23109
2471 PR tree-optimization/23948
2472 PR tree-optimization/24123
2474 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2475 * tree-cfg.c (single_noncomplex_succ): New.
2476 * tree-flow.h (single_noncomplex_succ): Declare it.
2477 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2478 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2479 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2480 insert_bb, register_division_in, insert_reciprocals,
2481 replace_reciprocal, free_bb): New.
2482 (execute_cse_reciprocals_1): Rewritten.
2483 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2484 Do not commit any edge insertion. Always compute dominators and
2485 create the allocation pool.
2486 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
2487 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
2488 * targhooks.c (default_min_divistions_for_recip_mul): New.
2489 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
2490 * passes.c (init_optimization_passes): Run recip after tree loop
2492 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2494 2006-01-11 Danny Berlin <dberlin@dberlin.org>
2495 Kenneth Zadeck <zadeck@naturalbridge.com>
2497 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
2498 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
2499 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
2500 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
2501 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
2502 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
2503 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
2504 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
2505 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
2506 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
2507 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
2508 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
2509 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
2510 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
2511 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
2512 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
2513 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
2514 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
2515 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2516 DF_SCAN_POST_ALLOC): New macros.
2517 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2518 df_free_bb_function, df_local_compute_function, df_init_function,
2519 df_dataflow_function, df_confluence_function_0,
2520 df_confluence_function_n, df_transfer_function,
2521 df_finalizer_function, df_free_function, df_dump_problem_function,
2522 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
2523 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
2524 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
2525 df_urec_bb_info, ) New types.
2526 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
2528 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
2529 df_analyze_simple_change_some_blocks,
2530 df_analyze_simple_change_one_block, df_compact_blocks,
2531 df_bb_replace, df_bb_regno_last_use_find,
2532 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
2533 df_insn_regno_def_p, df_find_def, df_find_use,
2534 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
2535 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
2536 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
2537 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
2538 debug_df_chain, df_get_dependent_problem, df_chain_create,
2539 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
2540 df_grow_bb_info, df_chain_dump, df_print_bb_index,
2541 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
2542 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
2543 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
2544 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
2545 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
2546 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
2547 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
2548 df_ref_remove, df_insn_refs_delete, df_refs_delete,
2549 df_reorganize_refs, df_set_state, df_hard_reg_init,
2550 df_read_modify_subreg_p) New public functions.
2551 * df-core.c: The core dataflow solver and glue routines for rtl
2553 (df_init, df_add_problem, df_set_blocks, df_finish,
2554 df_hybrid_search_forward, df_hybrid_search_backward,
2555 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
2556 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
2557 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
2558 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
2559 df_reg_defined, df_find_use, df_reg_used, df_dump,
2560 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
2561 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
2562 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
2563 debug_df_useno, reset_df_after_reload): New functions.
2564 * df-scan.c: The scanning fuctions, once in df.c, completely
2565 rewritten so that they now fully model the functionality of
2566 register usage at the backend.
2567 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
2568 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
2569 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
2570 df_grow_insn_info, df_rescan_blocks, df_ref_create,
2571 df_get_artificial_defs, df_get_artificial_uses,
2572 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
2573 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
2574 df_refs_delete, df_reorganize_refs, df_set_state,
2575 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
2576 df_def_record_1, df_defs_record, df_uses_record,
2577 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
2578 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
2579 df_record_exit_block_uses, df_hard_reg_init): New functions.
2581 * df-problems.c: Seven concrete dataflow problems that use the
2582 scanning in df-scan.c and are solved by the engine in df-core.c.
2583 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
2584 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
2585 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
2586 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
2587 df_ru_free_bb_info, df_ru_alloc,
2588 df_ru_bb_local_compute_process_def,
2589 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2590 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2591 df_ru_transfer_function, df_ru_free, df_ru_dump,
2592 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
2593 df_rd_free_bb_info, df_rd_alloc,
2594 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
2595 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
2596 df_rd_transfer_function, df_rd_free, df_rd_dump,
2597 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
2598 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
2599 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
2600 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
2601 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
2602 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
2603 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
2604 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
2605 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
2606 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
2607 df_urec_mark_reg_change, df_urec_check_earlyclobber,
2608 df_urec_mark_reg_use_for_earlyclobber,
2609 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2610 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2611 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2612 df_urec_dump, df_urec_add_problem, df_chain_alloc,
2613 df_chain_create_bb_process_use, df_chain_create_bb,
2614 df_chain_finalize, df_chain_free, df_chains_dump,
2615 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
2616 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
2617 df_reg_lifetime): New functions.
2618 * df.c: Deleted file.
2619 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
2620 consistent with new df api.
2621 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
2622 rest_of_handle_sms): Ditto.
2623 * web.c (unionfind_union, union_defs, entry_register, web_main):
2625 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
2626 invariant_expr_equal_p, find_defs, check_dependencies,
2627 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
2628 free_inv_motion_data, move_loop_invariants): Ditto.
2629 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
2630 Update dependencies.
2631 (odf.c): Added defective entry that was deleted later in day.
2632 * sched-deps.c (sched_analyze_1): Ditto.
2634 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2636 * tree-ssa-operands.c (get_expr_operands): Record addressable
2637 variables directly. Do not call add_stmt_operands for CONST_DECLs
2639 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
2640 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
2642 2006-01-11 Ben Elliston <bje@au.ibm.com>
2644 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
2645 function returns true in the positive case.
2647 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2650 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
2651 for SI, DI, SF and DF modes. Add alternatives to copy between
2652 general and floating point registers to the 32-bit patterns.
2653 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
2654 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
2655 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
2656 generating 64-bit code.
2657 * config/pa/pa.c (output_move_double): Handle copies between general
2658 and floating registers.
2660 2006-01-10 Stuart Hastings <stuart@apple.com>
2662 * config/i386/i386.md (set_got): Update.
2663 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
2664 (builtin_setjmp_receiver): Mach-O support.
2665 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
2666 (GOT_SYMBOL_NAME): Define.
2667 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2668 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
2669 * config/i386/i386.c (override_options): Revise for Darwin.
2670 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
2671 support. (darwin_x86_file_end): New. (output_set_got): Add label
2672 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
2673 * config/i386/i386-protos.h (output_set_got): Likewise.
2674 * config/darwin.c (machopic_legitimize_pic_address): Update
2677 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
2679 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
2680 when MODE isn't BLKmode.
2682 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2684 PR rtl-optimization/25367
2685 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
2687 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
2690 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
2691 for a negative bound.
2693 2006-01-10 Richard Guenther <rguenther@suse.de>
2695 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2696 Never override with anything constraint.
2698 2006-01-10 Jan Beulich <jbeulich@novell.com>
2700 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
2701 256 bits when optimize_size.
2703 2006-01-10 Jan Beulich <jbeulich@novell.com>
2705 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
2707 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
2708 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
2711 2006-01-10 Ben Elliston <bje@au.ibm.com>
2713 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
2715 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
2716 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2717 (USE_FP_FOR_ARG): Reject decimal float modes.
2718 (function_arg_advance): Likewise.
2719 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
2720 (rs6000_handle_altivec_attribute): Do not permit decimal floating
2721 point types in AltiVec vectors.
2722 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
2723 (rs6000_libcall_value): Likewise.
2725 2006-01-09 Bob Wilson <bob.wilson@acm.org>
2727 * config/xtensa/ieee754-df.S: New file.
2728 * config/xtensa/ieee754-sf.S: New file.
2729 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
2730 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
2731 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
2733 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
2735 * config/sh/predicates.md (binary_float_operator,
2736 binary_logical_operator, commutative_float_operator,
2737 equality_comparison_operator, greater_comparison_operator,
2738 less_comparison_operator, logical_operator,
2739 noncommutative_float_operator, shift_operator,
2740 symbol_ref_operand, unary_float_operator): Remove redundant
2743 2006-01-09 Jeff Law <law@redhat.com>
2745 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
2746 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
2747 now unused arguments. Callers updated.
2748 (eliminate_redundant_computations): Remove now unused arguments,
2750 (local_fold): Remove, no longer used.
2751 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
2753 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
2754 (simplify_cond): New function.
2755 (forward_propagate_into_cond): Call simplify_cond.
2757 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
2759 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
2760 (*vec_extractv2di_1_sse): New.
2762 2006-01-09 Ben Elliston <bje@au.ibm.com>
2764 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
2766 2006-01-08 Richard Guenther <rguenther@suse.de>
2768 * tree-ssa-structalias.c (get_constraint_for): Remove
2770 (get_constraint_for_component_ref): Likewise.
2771 (do_deref): Likewise.
2772 (get_constraint_for): Likewise.
2773 (do_structure_copy): Likewise.
2774 (handle_ptr_arith): Likewise.
2775 (find_func_aliases): Likewise. Remove unused need_anyoffset
2778 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
2779 Kaz Kojima <kkojima@gcc.gnu.org>
2781 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
2782 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
2783 (EXTRA_CONSTRAINT_C16): Remove.
2784 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
2785 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
2786 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
2787 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
2788 constants of SHmedia. Handle nested constant expressions of
2790 (andcosts): Fix the costs for SHmedia constants.
2791 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
2792 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
2793 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
2794 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
2795 (movv4hi_i, movv2si_i): Likewise.
2796 (movsi_const): Adjust the second operand of ior so to match with
2798 (movdi_const, movdi_const_32bit): Likewise.
2799 (movdi_const_16bit+1): Don't sign-extend LOW.
2800 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
2802 (*double_shori): Fix the split condition. Use GEN_INT instead
2803 of get_int_mode calls. Mask lower 16-bit of the argument of
2805 (sym2GOTPLT): Remove.
2806 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
2808 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
2809 instead of EXTRA_CONSTRAINT_C16.
2811 2006-01-07 Ian Lance Taylor <ian@airs.com>
2812 David Edelsohn <edelsohn@gnu.org>
2814 PR rtl-optimization/25662
2815 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
2816 for constant operands instead of simplify_gen_binary.
2817 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
2818 after trying simplify_binary_operation
2820 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
2822 * tree.c (iterative_hash_expr): Hash decls based on UID.
2824 2006-01-06 Eric Christopher <echristo@apple.com>
2826 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
2827 (TARGET_UNWIND_EMIT): Fix spelling.
2828 * target.h (gcc_target): Add except_table_label.
2829 * except.c (output_function_exception_table): Use.
2830 * varasm.c (default_emit_except_table_label): New.
2831 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
2833 (asm_out): Add here.
2834 * output.h (default_emit_except_table_label): Prototype.
2835 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
2836 * config/darwin.c (darwin_emit_except_table_label): Define.
2837 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
2839 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
2841 PR tree-optimization/18527
2842 * tree-ssa-loop-niter.c (number_of_iterations_cond,
2843 number_of_iterations_special, number_of_iterations_exit):
2844 Move base and step of an iv to a single structure. Add
2845 no_overflow flag, and use it in # of iterations analysis.
2846 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
2847 folded_casts argument.
2848 (simple_iv): Pass base and step in a structure. Set no_overflow
2850 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
2851 Evaluate expensiveness of computing # of iterations instead of
2852 the final expression.
2853 * tree-scalar-evolution.h (affine_iv): New structure.
2854 (simple_iv): Declaration changed.
2855 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
2856 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
2857 find_givs_in_stmt): Changed due to simple_iv change.
2859 2006-01-06 Jeff Law <law@redhat.com>
2862 * tree-cfg.c (bsi_replace): Rename final argument from
2863 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
2864 change (stmt -> orig_stmt).
2865 * tree-eh.c (verify_eh_throw_stmt_node): New function.
2866 (bsi_remove): Add new argument. Remove EH information
2868 (verify_eh_throw_table_statements): New function.
2869 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
2871 * tree-optimize.c (execute_free_cfg_annotations): Verify
2872 the EH throw statement table after removing annotations.
2873 * except.h (verify_eh_throw_table_statements): Prototype.
2874 * tree-flow.h (bsi_remove): Update prototype.
2875 * tree-vrp.c (remove_range_assertions): Add new argument to
2877 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
2878 * tree-complex.c (expand_complex_div_wide): Likewise.
2879 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
2880 * tree-tailcall.c (eliminate_tailcall): Likewise.
2881 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2882 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2883 * tree-nrv.c (tree_nrv): Likewise.
2884 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
2885 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
2886 (combine_blocks): Likewise.
2887 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
2888 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
2889 (cleanup_control_flow): Likewise.
2890 (remove_forwarder_block): Likewise.
2891 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2892 * tree-sra.c (sra_replace): Likewise.
2893 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
2894 (forward_propagate_single_use_vars): Likewise.
2895 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2896 * tree-inline.c (expand_call_inline): Likewise.
2897 * tree-vect-transform.c (vect_transform_loop): Likewise.
2898 * tree-outof-ssa.c (rewrite_trees): Likewise.
2899 * tree-cfg.c (make_goto_expr_edges): Likewise.
2900 (cleanup_dead_labels): Likewise.
2901 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
2902 (bsi_move_before, bsi_move_after): Likewise.
2903 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
2904 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
2906 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
2909 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
2911 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
2912 on non gimple variables. Also add checks at the top for decls and
2914 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
2916 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
2917 and IMAGPART_EXPR for creating MUST_DEFs.
2918 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
2919 and NAME_MEMORY_TAG separately from the DECLs.
2921 2006-01-06 Richard Guenther <rguenther@suse.de>
2923 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
2924 annotation, if necessary.
2925 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2926 redundant calls to update_stmt.
2927 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
2930 2006-01-05 Richard Henderson <rth@redhat.com>
2932 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
2934 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2936 * c-typeck.c: Update copyright date.
2938 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2940 * c-typeck.c (build_c_cast): Always warn when casting
2941 from a pointer to an integer of different size, even if
2942 the node was constant.
2944 2006-01-05 Richard Guenther <rguenther@suse.de>
2946 PR tree-optimization/22555
2947 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
2948 if one structure field is an array.
2949 * tree-ssa-operands.c (get_expr_operands): Continue scanning
2950 operands even if we found a subvar, but ignore VOPs in this
2952 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
2954 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
2956 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
2959 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
2961 2006-01-05 Richard Guenther <rguenther@suse.de>
2962 Diego Novillo <dnovillo@redhat.com>
2964 * tree-pass.h (TODO_remove_unused_locals): Define.
2965 * gimple-low.c (expand_var_p, remove_useless_vars,
2966 pass_remove_useless_vars): Remove. Update all users.
2967 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
2968 (remove_unused_locals): New function.
2969 * tree-flow.h (remove_unused_locals): Declare.
2970 * passes.c (execute_todo): Call remove_unused_locals if
2971 TODO_remove_unused_locals is set.
2972 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
2973 * tree-ssa-dce.c (pass_dce): Likewise.
2974 * tree-outof-ssa.c (pass_del_ssa): Likewise.
2976 2006-01-05 Richard Guenther <rguenther@suse.de>
2978 * tree-flow.h (struct fieldoff): Decompose field to
2979 type, size and decl.
2980 * tree-ssa-alias.c (create_sft): Take type as parameter.
2981 (create_overlap_variables_for): Store type, size and decl
2982 in the fieldoff structure.
2983 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
2985 (push_fields_onto_fieldstack): Likewise.
2986 (create_variable_info_for): Likewise. Use offset for the
2987 SFT name if the decl is not available.
2989 2006-01-04 Paul Brook <paul@codesourcery.com>
2991 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
2993 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
2995 * lambda-code.c (can_put_in_inner_loop): Relax
2997 (can_put_after_inner_loop): New function.
2998 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
2999 (perfect_nestify): Change to make copies and modify uses.
3001 2006-01-04 Richard Henderson <rth@redhat.com>
3003 Merge from gomp branch:
3004 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3005 via integer constant.
3006 (pragma_lex): Remove.
3007 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3008 rather than parsing it.
3009 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3010 handle_pragma_extern_prefix): Add %< %> quotes.
3011 (registered_pragmas): New.
3012 (c_register_pragma_1): New.
3013 (c_register_pragma): Use it.
3014 (c_register_pragma_with_expansion): Likewise.
3015 (c_invoke_pragma_handler): New.
3016 (init_pragma): Use cpp_register_deferred_pragma directly for
3018 * c-pragma.h (enum pragma_kind): New.
3019 (pragma_handler): New.
3020 (c_invoke_pragma_handler): Declare.
3021 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3023 * c-common.h (c_common_pch_pragma): Update decl.
3024 * Makefile.in (c-parser.o): Update dependencies.
3025 (GTFILES): Add c-pragma.h.
3026 * c-parser.c (struct c_token): Add pragma_kind.
3027 (struct c_parser): Add in_pragma.
3028 (c_lex_one_token): Always initialize keyword and pragma_kind.
3029 Extract data for CPP_PRAGMA.
3030 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3031 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3032 Don't allow CPP_PRAGMA_EOL if in_pragma.
3033 (c_parser_consume_pragma): New.
3034 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3035 (c_parser_skip_to_end_of_parameter): Likewise.
3036 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3037 (c_parser_skip_to_pragma_eol): New.
3038 (c_parser_external_declaration): Handle CPP_PRAGMA.
3039 (c_parser_compound_statement_nostart): Likewise.
3040 (c_parser_statement_after_labels): Likewise.
3041 (c_parser_pragma): New.
3042 (pragma_lex): Likewise.
3043 (c_parser_pragma_pch_preprocess): New.
3044 (c_parser_new): Merge into ...
3045 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3047 2006-01-04 Jeff Law <law@redhat.com>
3050 * tree-cfg.c (bsi_replace): Remove the original statement
3051 from the EH throw statement table.
3053 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3055 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3056 make the prototype extern "C" and add throw ().
3059 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3060 and pos non-negative and pos + len <= 32.
3061 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3062 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3063 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3066 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3067 as well as sizes not multiple of component size.
3070 * function.c (instantiate_expr): New function.
3071 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3072 walk its DECL_VALUE_EXPR with instantiate_expr.
3074 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3075 DW_OP_deref{,_size} if address isn't going to be added.
3077 2006-01-04 Ben Elliston <bje@au.ibm.com>
3079 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3080 * config/fp-bit.c: Likewise.
3082 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3084 * dominance.c: Add comment about why we use DFS numbering
3087 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3088 Richard Henderson <rth@redhat.com>
3090 Merge from gomp-branch:
3091 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3092 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3094 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3096 PR rtl-optimization/25578
3097 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3098 pass a parameter to simplify_shift_const if changing ASHIFTRT
3101 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3103 * builtins.c (get_builtin_sync_mem): New function.
3104 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3105 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3106 Call get_builtin_sync_mem to generate mem rtx.
3108 2006-01-03 Richard Guenther <rguenther@suse.de>
3111 * stmt.c (add_case_node): Make sure to clear overflow flags
3114 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3116 Merge from gomp-branch.
3117 * config/sparc/sync.md: New file.
3118 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3119 UNSPECV_LDSTUB): New constants.
3120 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3121 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3122 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3125 2006-01-03 Roger Sayle <roger@eyesopen.com>
3127 * combine.c (reg_subword_p): New predicate to test whether the
3128 destination of a set refers to a subword/piece of a register.
3129 (try_combine): Generalize the code to merge the setting of a
3130 pseudo to a constant followed by a set of a subword of that
3131 register to a constant.
3133 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3135 * basic-block.h (control_flow_graph): Change the type of
3136 x_label_to_block_map to VEC(basic_block,gc) *.
3137 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3138 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3140 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3141 VEC(basic_block,heap) *.
3142 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3143 ssa_prop_fini): Adjust the uses of cfg_blocks.
3145 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3147 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3149 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3150 hashing trees instead of a pointer hash.
3151 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3152 compare for MEM_EXPR.
3154 PR rtl-optimization/25130
3155 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3156 when comparing MEMs for GCSE
3158 2006-01-03 Ben Elliston <bje@au.ibm.com>
3160 * targhooks.h (default_decimal_float_supported_p): Declare.
3161 * targhooks.c (default_decimal_float_supported_p): Define.
3162 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3163 `default_decimal_float_supported_p'.
3164 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3166 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3168 * combine.c (apply_distributive_law <SUBREG>): Check
3169 TRULY_NOOP_TRUNCATION.
3171 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3173 * dwarf2out.c (have_switched_text_section): Delete.
3174 (have_multiple_function_sections): New.
3175 (have_location_lists): Make 'bool'.
3176 (add_AT_loc_list): Use 'true' not '1'.
3177 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3178 (output_loc_list): Use have_multiple_function_sections.
3179 (output_ranges): Likewise.
3180 (dwarf2out_begin_function): Set have_multiple_function_sections if
3182 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3183 Check function_section rather than DECL_SECTION_NAME.
3184 (dwarf2out_finish): Use have_multiple_function_sections.
3185 Don't clear have_location_lists.
3187 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3188 Jan Hubicka <jh@suse.cz>
3190 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3191 case of conditional jump jumping to the next instruction.
3192 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3193 cases of conditional jump jumping to the next instruction.
3195 2006-01-02 Jan Hubicka <jh@suse.cz>
3197 * i386.c (*_cost): Add COSTS_N_INSNS.
3198 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3200 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3203 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3205 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3207 * config/arm/arm.c (all_fpus): Fix comment typo.
3208 * config/darwin.c: Likewise.
3209 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3210 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3211 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3213 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3215 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3216 (rs6000_split_compare_and_swapqhi): New.
3217 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3218 (sync_compare_and_swapqhi_internal): New.
3219 * config/rs6000/rs6000-protos.h: Declare.