1 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
4 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
6 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
7 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
8 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
10 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
12 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
13 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
14 * config/ns32k/ns32k.opt: New file.
16 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
18 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
19 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
20 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
21 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
22 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
23 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
24 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
25 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
26 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
27 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
28 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
29 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
30 (MASK_COLDFIRE): Formatting fixes.
31 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
32 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
33 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
34 "_current_shared_library_a5_offset_".
35 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
36 (MASK_ALL_CPU_BITS): New macro.
37 (m68k_handle_option): New function.
38 (override_options): Remove handling of m68k_library_id_string.
39 * config/m68k/m68k.opt: New file.
40 * config/m68k/ieee.opt: New file.
42 2005-04-11 Mark Mitchell <mark@codesourcery.com>
44 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
45 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
46 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
47 (TARGET_CXX): Adjust accordingly.
48 * target.h (struct gcc_target): Remove epxort_class_data. Add
49 determine_class_data_visibility and class_data_always_comdat.
50 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
51 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
52 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
53 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
54 (arm_cxx_determine_class_data_visibility): New.
55 (arm_cxx_class_data_always_comdat): Likewise.
56 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
57 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
58 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
59 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
60 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
63 2005-04-11 Devang Patel <dpatel@apple.com>
65 * tree-data-ref.c (build_classic_dist_vector,
66 compute_subscript_distance): Make externally visible.
67 * tree-data-ref.h (build_classic_dist_vector,
68 compute_subscript_distance): Same.
69 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
70 Check distance vector against vectorization factor.
71 (vect_analyze_loop): Determine vectorizaion factor before
72 analyzing data dependences.
73 * tree-vectorizer.c (loops_num): Make it externally visible and
75 * tree-vectorizer.c (vect_loops_num): ... new name.
76 * tree-vectorizer.h (vect_loops_num): New.
78 2005-04-11 Devang Patel <dpatel@apple.com>
80 * tree-vect-analyze.c (vect_analyze_operations): Check
81 vectorizable codition.
82 * tree-vect-transform.c (vect_is_simple_cond): New function.
83 (vectorizable_condition): New function.
84 (vect_transform_stmt): Handle condition_vec_info_type.
85 * tree-vectorizer.h (enum stmt_vec_info_type): Add
86 condition_vec_info_type.
87 (vectorizable_condition): New.
89 2005-04-11 Geoffrey Keating <geoffk@apple.com>
91 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
92 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
93 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
95 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
96 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
98 * dwarf2out.c (output_line_info): Don't try to dereference
99 a NULL current_function_decl.
101 * config/t-slibgcc-darwin: Don't put shared libraries in
102 directories other than $(slibdir).
103 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
106 2005-04-11 Diego Novillo <dnovillo@redhat.com>
108 PR tree-optimization/20933
109 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
110 logic to reject aliases between read-only and writable
112 (may_alias_p): ... here.
113 (get_tmt_for): Do not associate read-only tags to pointers
114 whose pointed-to type is not read-only.
115 * tree-ssa.c (verify_ssa): Check that memory stores have at
116 least one V_MAY_DEF or V_MUST_DEF.
118 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
121 * configure.ac (gcc_UNLOCKED_FUNCS): New.
122 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
123 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
124 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
126 (fwrite_unlocked): Fix prototype.
128 * configure, config.in: Regenerate.
130 2005-04-11 David Edelsohn <edelsohn@gnu.org>
132 * tree-ssa-loop-im.c: Include real.h.
133 (determine_invariantness_stmt): If real division divisor is
134 invariant and flag_unsafe_math_optimizations enabled, generate
135 invariant reciprocal for hoisting.
136 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
138 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
140 Fix PR tree-optimization/20926
142 * tree-ssa-alias.c (add_type_alias): Handle subvars.
144 2005-04-11 Devang Patel <dpatel@apple.com>
146 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
149 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
151 * fold-const.c (fold_binary_op_with_conditional_arg):
152 use fold_buildN instead of "fold (buildN" in some
154 (fold_unary): Likewise.
155 (fold_binary): Likewise.
157 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
159 Fix PR tree-optimization/20612
160 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
162 (perfect_nestify): preheaderbb is *not* part of loop of the
165 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
167 * tree-ssa-alias.c (may_alias_p): If the variable
168 is a global variable and the pointer is parameter
169 and -fargument-noalias-global is used, then
170 the pointer cannot alias the variable.
172 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
174 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
175 * config/sparc/sparc.h: Likewise.
176 * config/sparc/sparc.md: Likewise.
178 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
180 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
182 * tree-vrp.c: Fix a comment typo.
184 2005-04-11 Diego Novillo <dnovillo@redhat.com>
186 PR tree-optimization/20920
187 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
188 SSA_NAME flows through an abnormal edge.
189 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
190 through abnormal edges.
191 (maybe_add_assert_expr): Likewise.
193 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
195 * config/s390/s390.h (s390_tune_string, s390_arch_string)
196 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
197 (s390_stack_size_string, s390_stack_guard_string, target_flags)
198 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
199 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
200 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
201 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
202 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
203 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
204 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
205 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
206 (TARGET_HANDLE_OPTION): Likewise.
207 (s390_tune): Initialize to PROCESSOR_max.
208 (s390_arch_string): Make static.
209 (s390_tune_string, s390_warn_framesize_string): Delete.
210 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
211 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
212 (s390_handle_arch_option, s390_handle_option): New functions.
213 (override_options): Remove parsing of option strings.
214 * config/s390/s390.opt: New file.
216 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
218 * tree-complex.c (expand_vector_operations): Call
219 update_stmt_if_modified.
221 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
223 * tree-vect-analyze (vect_determine_vectorization_factor):
224 Do not use GET_MODE_NUNITS.
225 * tree-vect-transform.c (vect_get_vec_def_for_operand,
226 (vectorizable_load, vect_transform_loop): Likewise.
228 2005-04-11 Uros Bizjak <uros@kss-loka.si>
230 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
231 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
232 * optabs.h (enum optab_index): Add new OTI_lceil.
233 (lceil_optab): Define corresponding macro.
234 * optabs.c (init_optabs): Initialize lceil_optab.
235 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
236 and lceildi2 patterns.
237 * builtins.c (expand_builtin_int_roundingfn): Handle
238 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
239 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
240 BUILT_IN_LLCEIL{,F,L}.
241 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
242 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
243 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
244 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
245 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
246 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
247 into lceil built-in function and (long long int)ceil{,f,l} into
248 llceil built-in function.
249 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
252 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
254 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
257 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
259 * config/arm/arm.c: Fix a comment typo.
260 * doc/tree-ssa.texi: Fix a typo.
262 2005-04-10 Steven Bosscher <stevenb@suse.de>
264 * cselib.c (clear_table): Rename to cselib_clear_table.
265 * cselib.h (cselib_clear_table): Add prototype.
266 * gcse.c (gcse_main): Make 'f' argument unused.
267 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
268 of each basic block instead.
269 (compute_sets, compute_hash_table_work): Likewise.
270 (constprop_register): Change int 'alter_jumps' argument to bool.
271 (do_local_cprop): Likewise.
272 (local_cprop_pass): Likewise. Also walk basic blocks instead of
273 the insn chain. Explicitly clear the cselib tables after finishing
274 one basic block. Make sure there are no unterminated libcall blocks.
275 Update compute_sets call.
276 (cprop): Walk basic blocks instead of the insn chain.
277 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
279 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
280 one_cprop_pass calls.
282 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
284 * combine.c (combine_simplify_rtx): Remove a transformation that
285 relies on an invalid assumption about rtl sign-extension semantics.
287 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
289 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
290 to build_int_cst_wide.
292 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
295 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
296 set the original address pseudo to the correct value before the
297 original insn, if possible, and leave the insn alone, otherwise
298 create a new pseudo, set it and replace it in the insn.
299 * recog.c (validate_change_maybe_volatile): New.
300 * recog.h (validate_change_maybe_volatile): Declare.
302 2005-04-09 Caroline Tice <ctice@apple.com>
304 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
305 Remove targetm.have_named_sections test.
306 (fix_edges_for_rarely_executed_code): Likewise.
307 (insert_section_boundary_note): Likewise.
308 (reorder_basic_blocks): Check partitioning flag before calling
309 verify_hot_cold_block_grouping.
310 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
311 the function struct rather than global variables.
312 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
313 (COLD_END_LABEL): Likewise
314 (cold_text_section_label): New static global variable.
315 (cold_end_label): Likewise.
316 (dwarf2out_switch_text_section): Get hot/cold section labels from
317 the function struct rather than global variables.
318 (output_aranges): Use cold_text_section_label and cold_end_label;
319 check partitioning flag before putting out delta.
320 (output_ranges): Remove incorrect code attempting to use
322 (output_line_info): Get cold section label from function struct.
323 (add_location_or_const_value_attribute): Likewise.
324 (get_subprogram_die): Get hot/cold section labels from function struct.
325 (dwarf2out_var_location): Likewise.
326 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
327 write out cold_text_section_label if partition flag is set.
328 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
329 * function.h (struct function): Add new fields to point to hot/cold
330 section labels: hot_section_label, cold_section_label,
331 hot_section_end_label and cold_section_end_label; also add new field
332 for cold text section name, unlikely_text_section_name.
333 * opts.c (decode_options): Turn off partitioning flag if
334 !targetm.have_named_sections.
335 * output.h (hot_section_label): Remove.
336 (hot_section_end_label): Remove.
337 (cold_section_end_label): Remove.
338 (unlikely_section_label): Remove.
339 (unlikely_text_section_name): Remove.
340 * passes.c (rest_of_handle_final): Remove code that frees
341 unlikely_text_section_name.
342 * varasm.c (unlikely_section_label): Remove.
343 (hot_section_label): Remove.
344 (hot_section_end_label): Remove.
345 (cold_section_end_label): Remove.
346 (unlikely_text_section_name): Remove.
347 (initialize_cold_section_name): Modify to call
348 targetm.strip_name_encoding; to store cold section name in current
349 function struct, if it exists; and to only use the decl_section_name
350 if flag_named_sections is true.
351 (unlikely_text_section): Modify to get section name out of current
352 function struct, if there is one; otherwise build it from
353 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
354 (in_unlikely_text_section): Likewise.
355 (named_section): Modify to get/put cold section name in current function
356 struct, if there is one.
357 (function_section): Change 'bool unlikely' to 'int reloc'; check
358 targetm.have_named_sections before calling named_section.
359 (current_function_section): Likewise.
360 (assemble_start_function): Modify to get/put unlikely_text_section_name
361 in current function struct; modify to get hot/cold section labels
362 from function struct; initialize labels using
363 ASM_GENERATE_INTERNAL_LABEL;
364 test partitioning flag before writing out hot section label.
365 (assemble_end_function): Test partitioning flag before writing out
366 hot/cold section labels.
367 (default_section_type_flags_1): Modify to use array instead of
368 char* for unlikely_text_section_name; set flags correctly for
369 cold text section if there is not a current function decl.
371 2005-04-09 Jakub Jelinek <jakub@redhat.com>
373 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
374 and TI_VA_LIST_FPR_COUNTER_FIELD.
375 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
376 * tree-pass.h (pass_stdarg): Add.
377 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
378 * tree-stdarg.c: New file.
379 * tree-stdarg.h: New file.
380 * Makefile.in (OBJS-common): Add tree-stdarg.o.
381 (tree-stdarg.o): Add dependencies.
382 * function.h (struct function): Add va_list_gpr_size and
383 va_list_fpr_size fields.
384 * function.c (allocate_struct_function): Initialize them.
385 * target.h (struct gcc_target): Add stdarg_optimize_hook.
386 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
387 (TARGET_INITIALIZER): Add it.
389 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
390 va_list_{g,f}pr_counter_field.
391 (ix86_setup_incoming_varargs): Don't do anything if reg_save
392 area will not be used. Only save registers that tree-stdarg.c
393 detected they need saving.
394 (ix86_va_start): Don't set up fields that won't be used.
396 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
397 va_list_{g,f}pr_counter_field.
398 (setup_incoming_varargs): Don't do anything if reg_save
399 area will not be used. Only save registers that tree-stdarg.c
400 detected they need saving.
401 (rs6000_va_start): Don't set up fields that won't be used.
403 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
404 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
405 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
406 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
408 2005-04-09 Jakub Jelinek <jakub@redhat.com>
411 * config/i386/i386.c (construct_container): Pass empty aligned
412 struct, union or class in memory.
414 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
416 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
417 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
418 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
419 config/rs6000/predicates.md: Fix comment typos.
421 * sched-int.h (haifa_insn_data): Remove blockage and units.
422 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
423 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
424 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
426 2005-04-09 Jan Hubicka <jh@suse.cz>
427 Steven Bosscher <stevenb@suse.de>
429 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
430 * cfgloop.c (get_loop_exit_edges): Likewise.
431 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
433 * loop-unroll.c (analyze_insns_in_loop): Likewise.
434 * tree-cfg.c (dump_cfg_status): Likewise.
436 2005-04-09 David Edelsohn <edelsohn@gnu.org>
438 * config/rs6000/predicates.md (altivec_register_operand): Remove
439 redundant match_code test.
440 (gpc_reg_operand): Same.
441 (cc_reg_operand): Same.
442 (cc_reg_not_cr0_operand): Same.
444 2005-04-09 Jan Hubicka <jh@suse.cz>
446 Forgotten hunk from my last merge patch:
447 * final.c (output_addr_const): Do not call mark_referenced.
449 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
451 * doc/tree-ssa.texi: Add immediate use documentation.
453 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
455 * arm.c (FL_WBUF): Define.
456 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
457 (arm_is_6_or_7): Delete.
458 (arm_tune_wbuf): New.
459 (arm_override_options): Set arm_tune_wbuf.
460 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
461 (arm_is_6_or_7): Delete declaration.
462 (arm_tune_wbuf): New declartion.
463 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
464 (model_wbuf): Derive from arm_tune_wbuf.
465 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
466 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
467 (arm740t): Mark CPUs as having a write buffer.
469 2005-04-09 Uros Bizjak <uros@kss-loka.si>
471 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
472 of 'const_double_operand' in operand 2 constraints. Update enable
475 2005-04-09 Uros Bizjak <uros@kss-loka.si>
477 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
478 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
479 * optabs.h (enum optab_index): Add new OTI_lfloor.
480 (lfloor_optab): Define corresponding macro.
481 * optabs.c (init_optabs): Initialize lfloor_optab.
482 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
483 and lfloordi2 patterns.
484 * builtins.c (expand_builtin_int_roundingfn): New prototype.
485 (expand_builtin_int_roundingfn): New function.
486 (fold_builtin_int_roundingfn): New prototype.
487 (fold_builtin_int_roundingfn): New function, renamed from
489 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
490 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
491 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
492 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
493 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
494 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
495 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
496 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
497 into lfloor built-in function and (long long int)floor{,f,l} into
498 llfloor built-in function.
499 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
502 2005-04-08 Ian Lance Taylor <ian@airs.com>
504 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
505 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
506 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
507 (DO_COND, DO_BODY): Likewise.
508 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
509 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
510 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
511 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
512 (build_continue_stmt, build_break_stmt): Don't declare.
513 (c_do_switch_warnings): Update declaration.
514 * c-gimplify.c (enum bc_t): Remove.
515 (struct c_gimplify_ctx, ctxp): Remove.
516 (push_context, pop_context): Remove static functions.
517 (c_genericize): Don't call push_context or pop_context.
518 (begin_bc_block, finish_bc_block): Remove static functions.
519 (build_bc_goto): Likewise.
520 (gimplify_c_loop): Likewise.
521 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
522 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
523 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
524 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
525 * c-common.c (c_do_switch_warnings): Rename from
526 c_do_switch_warnings_1.
527 (c_do_switch_warnings) [old version]: Remove.
528 (c_do_switch_expr_warnings): Remove.
529 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
530 function instead of c_do_switch_expr_warnings.
531 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
532 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
533 * c-pretty-print.c (pp_c_statement): Likewise.
534 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
536 2005-04-08 Devang Patel <dpatel@apple.com>
538 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
539 While selecting replacement condition pay attention to loop header.
541 2005-04-08 Diego Novillo <dnovillo@redhat.com>
543 Merge from tree-cleanup-branch: VRP, store CCP, store
544 copy-prop, incremental SSA updating of FUD chains and
545 newly exposed symbols.
547 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
548 (OBJS-common): Add tree-vrp.o.
549 (tree-vrp.o): New rule.
550 * basic-block.h (nearest_common_dominator_for_set): Declare.
551 * common.opt (ftree-store-ccp): New flag.
552 (ftree-copy-prop): New flag.
553 (ftree-vrp): New flag.
554 (ftree-store-copy-prop): New flag.
555 * dominance.c (nearest_common_dominator_for_set): New.
556 * domwalk.c (walk_dominator_tree): Only traverse
557 statements in blocks marked in walk_data->interesting_blocks.
558 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
559 * fold-const.c (fold): Handle ASSERT_EXPR.
560 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
561 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
562 flag_tree_vrp at -O2.
563 * timevar.def (TV_TREE_VRP): Define.
564 (TV_TREE_COPY_PROP): Define.
565 (TV_TREE_STORE_COPY_PROP): Define.
566 (TV_TREE_SSA_INCREMENTAL): Define.
567 (TV_TREE_STORE_CCP): Define.
568 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
569 to kill_redundant_phi_nodes from comment.
570 (verify_expr): Handle ASSERT_EXPR.
571 * tree-dfa.c (mark_new_vars_to_rename): Remove second
572 argument. Update all users.
573 (mark_call_clobbered_vars_to_rename): Remove. Update all
575 * tree-flow-inline.h (unmodifiable_var_p): New.
576 * tree-flow.h (enum value_range_type): Declare.
577 (struct value_range_def): Declare.
578 (value_range): Declare.
579 (remove_all_phi_nodes_for): Remove. Update all users.
580 (find_phi_node_for): Declare.
581 (add_type_alias): Declare.
582 (count_uses_and_derefs): Declare.
583 (kill_redundant_phi_nodes): Remove.
584 (rewrite_into_ssa): Remove.
585 (rewrite_def_def_chains): Remove.
586 (update_ssa, register_new_name_mapping, create_new_def_for,
587 need_ssa_update_p, name_registered_for_update_p,
588 release_ssa_name_after_update_ssa, dump_repl_tbl,
589 debug_repl_tbl, dump_names_replaced_by,
590 debug_names_replaced_by, mark_sym_for_renaming,
591 mark_set_for_renaming, get_current_def, set_current_def,
592 get_value_range, dump_value_range, debug_value_range,
593 dump_all_value_ranges, debug_all_value_ranges,
594 expr_computes_nonzero, loop_depth_of_name,
595 unmodifiable_var_p): Declare.
596 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
598 * tree-into-ssa.c (block_defs_stack): Update comment.
599 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
600 syms_to_rename, names_to_release, repl_tbl,
601 need_to_initialize_update_ssa_p, need_to_update_vops_p,
602 need_to_replace_names_p): New locals.
603 (NAME_SETS_GROWTH_FACTOR): Define.
604 (struct repl_map_d): Declare.
605 (struct mark_def_sites_global_data): Add field
607 (enum rewrite_mode): Declare.
608 (REGISTER_DEFS_IN_THIS_STMT): Define.
609 (compute_global_livein): Use last_basic_block instead of
611 (set_def_block): Remove last argument. Update all callers.
612 (prepare_use_operand_for_rename): Remove. Update all callers.
613 (prepare_def_operand_for_rename): Remove. Update all callers.
614 (symbol_marked_for_renaming): New.
617 (repl_map_hash): New.
619 (repl_map_free): New.
620 (names_replaced_by): New.
621 (add_to_repl_tbl): New.
622 (add_new_name_mapping): New.
623 (mark_def_sites): Assume that all the operands in the
624 statement are in normal form.
625 (find_idf): Assert that the block in the stack is valid.
626 (get_default_def_for): New.
627 (insert_phi_nodes_for): Add new argument 'update_p'.
629 If update_p is true, add a new mapping between the LHS of
630 each new PHI and the name that it replaces.
631 (insert_phi_nodes_1): Only call find_idf if needed.
632 (get_reaching_def): Call get_default_def_for.
633 (rewrite_operand): Remove.
634 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
635 and REWRITE_THIS_STMT are false.
636 Assume that all the operands in the statement are in
638 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
639 (rewrite_virtual_phi_arguments): Remove.
640 (invalidate_name_tags): Remove.
641 (register_new_update_single, register_new_update_set,
642 rewrite_update_init_block, replace_use,
643 rewrite_update_fini_block, rewrite_update_stmt,
644 rewrite_update_phi_arguments): New.
645 rewrite_blocks): Remove argument 'fix_virtual_phis'.
646 Add arguments 'entry', 'what' and 'blocks'.
647 Initialize the dominator walker according to 'what' and
649 Start the dominator walk at 'entry'.
650 (mark_def_site_blocks): Add argument 'interesting_blocks'.
651 Use it to configure the dominator walker.
652 (rewrite_into_ssa): Remove argument 'all'.
654 (rewrite_all_into_ssa): Remove.
655 (rewrite_def_def_chains): Remove.
656 (mark_def_interesting, mark_use_interesting,
657 prepare_phi_args_for_update, prepare_block_for_update,
658 prepare_def_site_for, prepare_def_sites,
659 dump_names_replaced_by, debug_names_replaced_by,
660 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
661 delete_update_ssa, create_new_def_for,
662 register_new_name_mapping, mark_sym_for_renaming,
663 mark_set_for_renaming, need_ssa_update_p,
664 name_registered_for_update_p, ssa_names_to_replace,
665 release_ssa_name_after_update_ssa,
666 insert_updated_phi_nodes_for, update_ssa): New.
667 * tree-loop-linear.c (linear_transform_loops): Call
668 update_ssa instead of rewrite_into_ssa.
669 * tree-optimize.c (vars_to_rename): Remove.
671 (init_tree_optimization_passes): Replace
672 pass_redundant_phi with pass_copy_prop.
674 Replace pass_ccp with pass_store_ccp.
675 Add pass_store_copy_prop after pass_store_ccp.
676 (execute_todo): If the TODO_ flags don't include updating
677 the SSA form, assert that it does not need to be updated.
678 Call update_ssa instead of rewrite_into_ssa and
679 rewrite_def_def_chains.
680 If TODO_verify_loops is set, call verify_loop_closed_ssa.
681 (tree_rest_of_compilation):
682 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
683 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
684 TODO_cleanup_cfg): Renumber.
685 (TODO_verify_loops, TODO_update_ssa,
686 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
687 TODO_update_ssa_only_virtuals): Define.
688 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
690 * tree-phinodes.c (make_phi_node): Update documentation.
691 (remove_all_phi_nodes_for): Remove.
692 (find_phi_node_for): New.
693 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
694 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
695 (interpret_rhs_modify_expr): Likewise.
696 * tree-sra.c (decide_instantiations): Mark all symbols in
697 SRA_CANDIDATES for renaming.
698 (mark_all_v_defs_1): Rename from mark_all_v_defs.
699 (mark_all_v_defs): New function. Update all users to call it
700 with the whole list of scalarized statements, not just the
702 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
703 (compute_flow_insensitive_aliasing): If the tag is
704 unmodifiable and the variable isn't or vice-versa, don't
705 make them alias of each other.
706 (setup_pointers_and_addressables): If the type tag for
707 VAR is about to change, mark the old one for renaming.
708 (add_type_alias): New.
709 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
710 (ccp_lattice_t): Rename from latticevalue.
711 (value): Remove. Update all users.
712 (const_val): New local variable.
713 (do_store_ccp): New local variable.
714 (dump_lattice_value): Handle UNINITIALIZED.
715 (debug_lattice_value): New.
716 (get_default_value): Re-write.
717 (set_lattice_value): Re-write.
718 (def_to_varying): Remove. Update all users.
719 (likely_value): Return VARYING for statements that make
720 stores when STORE_CCP is false.
721 Return VARYING for any statement other than MODIFY_EXPR,
722 COND_EXPR and SWITCH_EXPR.
723 (ccp_initialize): Re-write.
724 (replace_uses_in, replace_vuse_in, substitute_and_fold):
725 Move to tree-ssa-propagate.c.
726 (ccp_lattice_meet): Handle memory stores when
727 DO_STORE_CCP is true.
728 (ccp_visit_phi_node): Likewise.
729 (ccp_fold): Likewise.
730 (evaluate_stmt): Likewise.
731 (visit_assignment): Likewise.
732 (ccp_visit_stmt): Likewise.
733 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
737 (do_ssa_store_ccp): New.
738 (gate_store_ccp): New.
739 (pass_store_ccp): Declare.
740 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
741 (may_propagate_copy): Reformat.
742 Don't abort if ORIG is a virtual and DEST isn't.
743 If NEW does not have alias information but DEST does,
745 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
746 copy_prop_kind, which_copy_prop): Declare.
747 (stmt_may_generate_copy, get_copy_of_val,
748 get_last_copy_of, set_copy_of_val, dump_copy_of,
749 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
750 copy_prop_visit_stmt, copy_prop_visit_phi_node,
751 init_copy_prop, fini_copy_prop, execute_copy_prop,
752 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
753 store_copy_prop): New.
754 (pass_copy_prop, pass_store_copy_prop): Declare.
755 * tree-ssa-dom.c (struct opt_stats_d): Add fields
756 'num_const_prop' and 'num_copy_prop'.
757 (cprop_operand): Update them.
758 (dump_dominator_optimization_stats): Dump them.
759 (tree_ssa_dominator_optimize): Call update_ssa instead of
761 (loop_depth_of_name): Declare extern.
762 (simplify_cond_and_lookup_avail_expr): Guard against NULL
763 values for LOW or HIGH.
764 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
765 (record_equivalences_from_stmt): Call expr_computes_nonzero.
766 (cprop_operand): Only propagate if VAL != OP.
767 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
768 statement for renaming.
769 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
770 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
771 add_type_alias if necessary.
772 Call mark_new_vars_to_rename.
773 (tree_ssa_iv_optimize): If new symbols need to be renamed,
774 mark every statement updated, call update_ssa and
775 rewrite_into_loop_closed_ssa.
776 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
777 from LIVEIN if VAR is a virtual.
778 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
779 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
780 (get_call_expr_operands): Reformat statement.
781 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
783 * tree-ssa-propagate.c (ssa_prop_init): Initialize
784 SSA_NAME_VALUE for every name.
785 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
786 get_value_loaded_by): New.
787 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
788 substitute_and_fold): Move from tree-ssa-ccp.c.
789 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
790 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
791 get_value_loaded_by, replace_uses_in, substitute_and_fold):
793 * tree-ssa.c (verify_use): Fix error message.
794 (propagate_into_addr, replace_immediate_uses, get_eq_name,
795 check_phi_redundancy, kill_redundant_phi_nodes,
796 pass_redundant_phi): Remove. Update all users.
797 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
798 add_type_alias, if necessary.
799 * tree-vectorizer.h (struct _stmt_vect_info): Update
800 documentation for field 'memtag'.
801 * tree-vrp.c: New file.
802 * tree.def (ASSERT_EXPR): Define.
803 * tree.h (ASSERT_EXPR_VAR): Define.
804 (ASSERT_EXPR_COND): Define.
805 (SSA_NAME_VALUE_RANGE): Define.
806 (struct tree_ssa_name): Add field 'value_range'.
807 (PHI_REWRITTEN): Remove.
808 (struct tree_phi_node): Remove field 'rewritten'.
809 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
810 -ftree-store-copy-prop): Document.
811 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
812 Document usage of update_ssa.
814 2005-04-08 David Edelsohn <edelsohn@gnu.org>
817 * config/rs6000/predicates.md (altivec_register_operand): Accept
819 (and64_operand): Do not limit CONST_INT to mask64_operand.
820 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
821 (and_operand): Do not limit CONST_INT to mask_operand.
823 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
825 PR rtl-optimization/20466
826 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
827 for overlap of the address of each list member.
828 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
830 2005-04-08 Mike Stump <mrs@apple.com>
832 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
834 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
837 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
839 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
841 * function.c (push_function_context_to): Don't set
843 * function.h (function): Remove contains_functions.
844 (current_function_contains_functions): Remove.
846 * function.h (function): Remove instrument_entry_exit.
847 (current_function_instrument_entry_exit): Remove.
849 * function.h (nonlocal_labels): Remove.
851 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
853 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
854 (check_attr_value, write_attr_get, write_expr_attr_cache,
855 find_attr, make_internal_attr): Don't reference negative_ok or
857 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
858 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
859 (ATTR_STATIC): Adjust the value.
861 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
863 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
865 * config/s390/tpf.h (ASM_SPEC): Define.
867 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
869 * tree-flow.h: Remove the prototype for
870 redirect_immediate_uses.
871 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
873 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
875 * arm.c (arm_const_double_by_parts): New function.
876 * arm-protos.h (arm_const_double_by_parts): Add prototype.
877 * arm.md (define_split for 64-bit constants): Add another one.
879 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
881 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
883 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
885 * system.h: Revert last change.
887 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
889 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
890 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
891 (TARGET_SWITCHES): Delete.
892 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
893 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
894 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
895 * config/xtensa/xtensa.opt: New file.
897 2005-04-08 Ben Elliston <bje@au.ibm.com>
899 * config/fp-bit.c: Include L_mul_tf in #endif comment.
900 * config/fp-bit.h: Tidy comments.
902 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
904 * system.h: Poison PARAMS.
906 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
908 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
909 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
910 (TARGET_SWITCHES): Delete.
911 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
912 * config/vax/vax.opt: New file.
914 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
916 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
918 2005-04-07 Ian Lance Taylor <ian@airs.com>
920 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
922 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
923 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
926 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
928 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
929 all immediate uses in PHI nodes.
931 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
933 * arm.c (arm_const_double_inline_cost): Handle any constant by
934 using gen_lowpart and gen_highpart_mode.
935 (note_invalid_constants): All constants in an RTX with a constraint
936 that permits memory are now pushed to the constant pool.
937 (output_move_double): Delete code to handle reg to reg and
938 constant to reg moves.
939 (const_double_needs_minipool, output_mov_immediate): Delete.
940 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
941 CONST_INT and CONST_VECTOR.
942 * arm.md (ANY64): New mode macro.
943 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
944 (movdf_soft_insn): Split reg-reg and const-reg moves.
945 (split patterns for 64-bit constant and register moves): New.
946 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
947 (cirrus_movdf_hard_insn): Likewise.
948 * fpa.md (movdf_fpa): Likewise.
949 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
950 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
952 (movv2si_internal_2): Likewise.
953 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
954 (movdf_vfp): Likewise.
955 * arm-protos.h (output_mov_immediate): Delete prototype.
957 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
960 * simplify-rtx.c (simplify_unary_operation_1): Check
961 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
963 2005-04-06 James E Wilson <wilson@specifixinc.com>
966 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
969 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
971 * coverage.h (GCOV_TYPE_NODE): Delete.
972 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
973 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
974 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
975 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
976 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
978 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
981 * Makefile.in (gcc.pot): Remove options.c dependency.
982 * optc-gen.awk: Don't quote help strings with N_().
984 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
986 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
987 the function returns a pointer type.
989 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
991 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
992 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
993 * doc/invoke.texi: Documnet salias-max-implicit-fields.
994 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
995 explicit_uses members.
996 (get_or_create_used_part_for): Initialize new fields.
997 (fieldoff_compare): New function.
998 (create_overlap_variables_for): Count number of fields, use
999 heuristic to determine whether to create subvars for vars with
1001 Sort the field list by offset and avoid creating duplicate SFT's.
1003 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1005 * c.opt (-F): Remove trailing whitespace from help string.
1006 (-finput-charset): Use a tab to separate the switch name and help
1008 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1009 (-ftree-vectorizer-verbose): Likewise.
1011 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1013 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1014 a PHI argument where a use occurs instead of all PHI arguments.
1016 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1018 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1021 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1023 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1024 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1025 config/bfin/bfin.h: Fix comment typos.
1027 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1029 * doc/install.texi: Update the URL for Jacks.
1030 * doc/sourcebuild.texi: Likewise.
1032 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1035 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1036 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1038 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1040 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1042 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1044 * config/v850/v850-protos.h (override_options): Delete.
1045 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1046 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1047 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1048 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1049 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1050 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1051 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1052 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1053 (OVERRIDE_OPTIONS): Delete.
1054 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1055 (small_memory_info): Remove the value field.
1056 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1058 * config/v850/v850.c (small_memory): Remove the value field.
1059 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1060 (override_options): Delete.
1061 (v850_handle_memory_option, v850_handle_option): New functions.
1062 * config/v850/v850.opt: New file.
1064 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1066 * config.host: Add a section for generic hosts, and a subsection
1067 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1068 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1069 * config/host-darwin.h: New.
1070 * config/x-darwin: New.
1071 * config/i386/host-i386-darwin.c: New.
1072 * config/i386/x-darwin: New.
1073 * config/rs6000/host-darwin.c: Include host-darwin.h.
1074 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1075 (darwin_rs6000_gt_pch_use_address): Likewise.
1076 * config/rs6000/x-darwin: Change name of .o built, update
1077 dependencies for changes to rs6000/host-darwin.c.
1079 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1082 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1084 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1086 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1087 split_loop_exit_edge instead of loop_split_edge_with.
1089 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1091 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1092 UNSPEC_SET_VSCR): New constants, used throughout.
1094 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1096 (altivec_vspltis<VI_char>): ... this pattern, using
1097 a QImode const_int_operand for the immediate.
1098 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1101 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1104 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1106 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1108 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1110 2005-04-06 Ben Elliston <bje@au.ibm.com>
1112 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1113 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1114 macros as living in "this file" and not gcc.h.
1116 2005-04-06 Ben Elliston <bje@au.ibm.com>
1118 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1119 -ftree-live_range_split. Perhaps renamed at some point?
1121 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1124 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1125 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1127 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1129 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1130 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1131 (number_of_iterations_special): New function.
1132 (number_of_iterations_exit): Use number_of_iterations_special.
1133 Use simplify_using_outer_evolutions only at -O3.
1134 (number_of_iterations_cond, tree_simplify_using_condition,
1135 simplify_using_initial_conditions, loop_niter_by_eval,
1136 compare_trees, can_count_iv_in_wider_type_bound,
1137 simplify_using_outer_evolutions): Use fold_build.
1139 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1141 * doc/install.texi (Configuration): Document --with-java-home.
1143 2005-04-05 Richard Henderson <rth@redhat.com>
1147 * config/i386/i386.c (print_operand): Handle vector zeros.
1148 (ix86_split_to_parts): Handle CONST_VECTOR.
1149 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1150 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1151 what modes to tie for MMX and SSE registers.
1152 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1153 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1154 to vector modes as well.
1155 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1156 properly as an input mode.
1158 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1160 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1162 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1164 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1166 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1168 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1169 and local functions, set sse_nregs to 8 and float_in_sse.
1170 (function_arg_advance, function_arg): If float_in_sse, pass
1171 SFmode and DFmode arguments in SSE registers.
1172 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1174 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1175 of -funit-at-a-time.
1177 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1179 * config/i386/i386-protos.h (ix86_function_value): Accept two
1180 arguments, like the target macro.
1181 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1182 * config/i386/i386.c (ix86_function_value): Accept the second
1183 argument of the target macro.
1184 (ix86_function_ok_for_sibcall): Pass a function pointer to
1185 ix86_function_value.
1186 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1187 call to ix86_value_regno).
1188 (ix86_value_regno): Add support for returning floating point values
1191 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1193 PR tree-optimization/20076
1194 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1195 that call __builtin_return or __builtin_apply_args.
1197 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1199 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1200 Use immediate use iterator.
1201 (stmt_is_bumper_for_loop): Use immediate use iterator.
1202 * predict.c (strip_builtin_expect): Use update_stmt.
1203 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1204 on all elements of a STATEMENT_LIST.
1205 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1206 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1207 (bsi_replace): Mark stmt as modified and the update it.
1208 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1209 (expand_complex_libcal): Call update_stmt.
1210 (expand_complex_comparison): Call mark_stmt_modified.
1211 (expand_complex_operations_1): Call update_stmt_if_modified.
1212 (expand_vector_operations_1): Call mark_stmt_modified.
1213 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1214 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1215 add_immediate_use, redirect_immediate_use,
1216 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1217 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1218 (mark_new_vars_to_rename): Call update_stmt.
1219 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1220 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1222 (unmodify_stmt): Delete.
1223 (update_stmt): New. Force an update of a stmt.
1224 (update_stmt_if_modified): update a stmt if it is out of date.
1225 (get_stmt_operands): Verify stmt is NOT modified.
1226 (stmt_modified_p): Update comment.
1227 (delink_imm_use): Remove a use node from its immuse list.
1228 (link_imm_use_to_list): Link a use node to a specific list.
1229 (link_imm_use): Link a node to the correct list.
1230 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1231 it in the correct list, if appropriate.
1232 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1233 (relink_imm_use): Link a use node in place of another node in a list.
1234 (relink_imm_use_stmt): LInk a node in place of another node, and set
1236 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1237 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1238 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1239 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1240 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1241 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1242 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1243 (has_zero_uses): New. Return true if there are no uses of a var.
1244 (has_single_use): New. Return true if there is only a single use of a
1246 (single_imm_use): New. Return the simgle immediate use.
1247 (num_imm_uses): New. Return the number of immediate uses.
1248 (get_v_must_def_ops): Use is now a pointer.
1249 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1250 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1252 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1253 (delink_stmt_imm_use): Delink all immuses from a stmt.
1254 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1255 * tree-flow.h (struct dataflow_d): Delete.
1256 (immediate_use_iterator_d): New. Immediate use iterator struct.
1257 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1258 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1259 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1261 (struct stmt_ann_d): Remove dataflow_t from struct.
1262 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1263 (if_convertible_phi_p): Use FAST immuse iterator.
1264 (if_convertible_loop_p): Don't call compute_immediate_uses.
1265 (replace_phi_with_cond_modify_expr): Call update_stmt.
1266 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1267 update_stmt_if_modified.
1268 (rewrite_all_into_ssa): Initialize ssa operands.
1269 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1270 compute_immediate_uses.
1271 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1272 ssa_property is available.
1273 (execute_one_pass): Change parameters passed to execute_todo.
1274 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1275 (remove_ssa_form): Call fini_ssa_operands.
1276 (insert_backedge_copies): Delete call to modify_stmt.
1277 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1278 (release_phi_node): Delink any use nodes before releasing.
1279 (resize_phi_node): Relink any use nodes.
1280 (remove_phi_arg_num): Delink the use node.
1281 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1282 (remove_all_phi_nodes_for): Release phi node first.
1283 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1284 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1285 (scalarize_use, scalarize_copy): Call update_stmt.
1286 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1287 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1288 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1289 (ccp_initialize): Remove call to compute_immediate_uses.
1290 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1291 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1293 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1294 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1295 (eliminate_redundant_computations): Call mark_stmt_modified.
1296 (cprop_operand): Call mark_stmt_modified.
1297 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1298 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1299 (dse_optimize_stmt): Use new immuse interface.
1300 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1301 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1302 (substitute_single_use_vars): Use new immuse interface.
1303 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1304 and compute_immediate_uses.
1305 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1307 (rewrite_mem_refs): Call update_stmt.
1308 (determine_lsm): Remove call to compute_imm_uses and free_df.
1309 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1310 (try_unroll_loop_completely): Call update_stmt.
1311 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1312 (rewrite_use_compare): Call update_stmt.
1313 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1314 (rewrite_use) : Call update_stmt.
1315 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1316 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1318 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1319 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1320 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1322 (initialize_vuse_operand): New. Initialize a vuse operand.
1323 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1324 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1325 (finalize_ssa_defs): Use stmt parameter.
1326 (correct_use_link): Ensure a use node is in the correct list, and has
1327 the correct stmt pointer.
1328 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1329 finalize_ssa_v_must_defs): Also initialize use nodes.
1330 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1331 (build_ssa_operands): Seperate parsing from final operand construction.
1332 (parse_ssa_operands): New. Parse entry point for operand building.
1333 (swap_tree_operands): New. Swap 2 tree operands.
1334 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1336 (get_expr_operands): Call swap_tree_operands when needed.
1337 (copy_virtual_operands): Use initialize routines for virtual use ops.
1338 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1339 (verify_abort): New. Issue imm_use error.
1340 (verify_imm_links): New Verify imm_use links for a var.
1341 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1342 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1343 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1344 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1345 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1346 (NULL_USE_OPERAND_P) Define.
1347 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1349 (struct vuse_operand_type): New struct.
1350 (SET_USE): Call set_ssa_use_from_ptr.
1352 (PHI_ARG_INDEX_FROM_USE): Define.
1353 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1354 argument via SET_USE, not PHI_ARG_DEF_TREE.
1355 * tree-ssa-pre.c (eliminate): Call update_stmt.
1356 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1358 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1359 (nearest_common_dominator_of_uses): Use imm_use iterator.
1360 (statement_sink_location): Use imm_use iterator and interface.
1361 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1362 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1363 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1364 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1365 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1366 if new parameter is true.
1367 (init_tree_ssa): Don't initialize operand cache here.
1368 (delete_tree_ssa): Don't destroy operand cache here.
1369 (propagate_into_addr): Pass in a use pointer, return true if anything
1371 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1372 (check_phi_redundancy): Use imm_use iterator.
1373 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1375 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1376 (release_ssa_name): Delink node and all elements in its imm_use list.
1377 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1378 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1379 * tree-vectorizer.c (need_imm_uses_for): Delete.
1380 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1381 * tree.h (struct ssa_imm_use_d): Define.
1382 (SSA_NAME_IMM_USE_NODE): Define.
1383 (struct tree_ssa_name): Add imm_use node.
1385 (PHI_ARG_IMM_USE_NODE): Define.
1386 (struct phi_arg_d): Add imm_use node.
1387 (struct tree_phi_node): Remove struct dataflow_d element.
1388 (TDF_STMTADDR): Define.
1390 2005-04-05 Dale Johannesen <dalej@apple.com>
1392 * doc/invoke.texi (Optimization Options): Remove
1393 duplicate -fcse-follow-jumps. Add -fweb.
1394 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1395 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1397 2005-04-05 Per Bothner <per@bothner.com>
1399 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1400 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1401 (warn_uninit): Get EXPR_LOCUS from context now instead.
1402 This fixes a USE_MAPPED_LOCATION testsuite failure.
1404 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1406 2005-04-05 Per Bothner <per@bothner.com>
1408 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1409 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1410 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1413 2004-04-05 Devang Patel <dpatel@apple.com>
1415 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1416 (lhsr<mode>3): ... new name.
1417 (altivec_vsra<VI_char>): Rename to ..
1418 (ashr<mode>3): ... new name.
1419 * config/rs6000/rs6000.c (builtin_description): Rename shift
1422 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1424 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1425 gen_lowpart_for_combine.
1426 * cse.c (gen_lowpart_if_possible): Move...
1427 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1429 (gen_lowpart_no_emit_general): Use it.
1431 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1433 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1436 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1438 * system.h: Fix typo.
1440 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1442 * config/bfin/bfin-modes.def: New file.
1443 * config/bfin/bfin-protos.h: New file.
1444 * config/bfin/bfin.c: New file.
1445 * config/bfin/bfin.h: New file.
1446 * config/bfin/bfin.md: New file.
1447 * config/bfin/bfin.opt: New file.
1448 * config/bfin/crti.s: New file.
1449 * config/bfin/crtn.s: New file.
1450 * config/bfin/elf.h: New file.
1451 * config/bfin/lib1funcs.asm: New file.
1452 * config/bfin/predicates.md: New file.
1453 * config/bfin/t-bfin: New file.
1454 * config/bfin/t-bfin-elf: New file.
1455 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1456 Document new attributes.
1457 (interrupt, interrupt_handler, saveall): Update documentation for
1459 * doc/install.texi (Specific): Add entry for the Blackfin.
1460 * doc/invoke.texi (Blackfin Options): New section.
1461 * doc/md.texi (Blackfin family): New section to document constraints.
1462 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1464 2005-04-05 Olivier Hainque <hainque@adacore.com>
1466 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1467 match what the system unwinder expects.
1468 * config/mips/mips.c (mips_frame_set): If we're saving the return
1469 address register and the dwarf return address column number differs
1470 from the hard register number, adjust the note reg to refer to the
1473 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1475 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1476 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1477 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1478 (processor_type): New enum.
1479 (mn10300_processor): New variable.
1480 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1481 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1482 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1483 (PROCESSOR_DEFAULT): New macro.
1484 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1485 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1486 (mn10300_handle_option, mn10300_override_options): New functions.
1487 * config/mn10300/mn10300.opt: New file.
1489 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1490 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1492 PR tree-optimization/19903
1493 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1494 that don't fit in their type after conversion.
1496 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1499 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1500 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1501 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1502 flag here. Implement using define_insn_and_split.
1503 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1504 (frndintxf2_mask_pm_i387): New insn patterns.
1505 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1506 Do not set ix86_optimize_mode_switching flag.
1507 (ceilsf2, ceildf2, ceilxf2): Same.
1508 (btruncsf2, btruncdf2, btruncxf2): Same.
1509 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1511 2005-04-05 Ian Lance Taylor <ian@airs.com>
1514 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1515 i386_pe_record_external_function.
1516 (i386_pe_record_external_function): Update declaration.
1517 * config/i386/winnt.c (struct extern_list): Add decl field.
1518 (i386_pe_record_external_function): Add decl parameter.
1519 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1521 * config/i386/i386-protos.h (i386_pe_record_external_function):
1524 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1526 * config/m68k/m68k-protos.h: Add a prototype for
1527 valid_dbcc_comparison_p_2.
1528 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1529 extend_operator, const_uint32_operand, const_sint32_operand,
1530 general_src_operand, nonimmediate_src_operand,
1531 memory_src_operand, post_inc_operand, pre_dec_operand,
1532 pcrel_address): Move to predicates to predicates.md.
1533 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1534 * config/m68k/m68k.md: Include predicates.md.
1535 * config/m68k/predicates.md: New.
1537 2005-04-04 Roger Sayle <roger@eyesopen.com>
1539 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1541 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1543 2005-04-04 Ian Lance Taylor <ian@airs.com>
1545 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1547 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1548 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1549 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1550 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1551 * c-common.c (c_do_switch_warnings_1): New static function broken
1552 out of c_do_switch_warnings.
1553 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1554 (c_do_switch_expr_warnings): New function.
1555 * c-common.h (c_do_switch_expr_warnings): Declare.
1557 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1558 Daniel Jacobowitz <dan@codesourcery.com>
1560 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1562 * rtlanal.c (may_trap_p): Same.
1564 2005-04-04 Dale Johannesen <dalej@apple.com>
1566 * ChangeLog: remove reference to ChangeLog.12.
1568 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1570 CRIS epilogue as RTL.
1571 * config/cris/cris.md: Change all 0 in unspec 0 to
1573 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1574 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1576 ("return"): Change to define_expand. Call cris_expand_return for
1578 ("*return_expanded"): New pattern.
1579 ("epilogue"): New define_expand.
1580 * config/cris/cris.h (PREDICATE_CODES): Add
1581 cris_load_multiple_op.
1582 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1584 (enum cris_retinsn_type): New.
1585 (struct machine_function): New member return_type.
1586 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1587 (cris_target_asm_function_epilogue): Remove, moving RTLified
1589 (cris_expand_epilogue): New function.
1590 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1591 (cris_gen_movem_load, cris_load_multiple_op)
1592 (cris_return_address_on_stack_for_return, cris_expand_return): New
1594 (cris_target_asm_function_prologue)
1595 (cris_initial_frame_pointer_offset): Call
1596 cris_reg_saved_in_regsave_area instead of complicated expression.
1597 Call cris_return_address_on_stack instead of an expression.
1598 (cris_print_operand) <case 'o', case 'O'>: New cases.
1599 (cris_return_address_on_stack): Change return-type to bool.
1600 (cris_simple_epilogue): Ditto. Return false if registers are
1602 * config/cris/cris-protos.h (cris_simple_epilogue)
1603 (cris_return_address_on_stack): Adjust prototype return type.
1604 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1605 (cris_return_address_on_stack_for_return): New prototypes.
1607 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1609 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1610 gpr_or_int12_operand.
1612 * config/frv/frv-protos.h: Add a prototype to
1613 frv_legitimate_memory_operand and frv_const_unspec_p.
1614 (frv_unspec): Move from frv.c.
1615 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1616 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1617 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1618 gpr_or_fpr_operand, gpr_or_int12_operand,
1619 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1620 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1621 int6_operand, int5_operand, uint5_operand, uint4_operand,
1622 uint1_operand, int_2word_operand, uint16_operand,
1623 upper_int16_operand, integer_register_operand,
1624 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1625 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1626 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1627 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1628 move_destination_operand, movcc_fp_destination_operand,
1629 frv_function_symbol_referenced_p, move_source_operand,
1630 condexec_dest_operand, condexec_source_operand,
1631 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1632 const_unspec_operand, gpr_or_memory_operand,
1633 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1634 icc_operand, fcc_operand, cc_operand, icr_operand,
1635 fcr_operand, cr_operand, call_operand, sibcall_operand,
1636 symbolic_operand, relational_operator,
1637 integer_relational_operator, float_relational_operator,
1638 ccr_eqne_operator, minmax_operator,
1639 condexec_si_binary_operator, condexec_si_media_operator,
1640 condexec_si_divide_operator, condexec_si_unary_operator,
1641 condexec_sf_conv_operator, condexec_sf_add_operator,
1642 condexec_memory_operand, intop_compare_operator, acc_operand,
1643 even_acc_operand, quad_acc_operand, accg_operand: Move to
1645 * config/frv/frv.h (PREDICATE_CODES): Remove.
1646 * config/frv/frv.md: Include predicates.md.
1647 * config/frv/predicates.md: New.
1649 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1652 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1653 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1654 (add_standard_iv_candidates_for_size): New function, extracting code
1655 from add_standard_iv_candidates and parameterizing it by type size.
1656 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1658 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1660 * system.h (GCOV_SIZE_TYPE): Unposion.
1661 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1662 (GCOV_TYPE_SIZE): ...this new macro.
1663 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1664 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1665 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1666 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1667 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1668 instead of unsigned_intSI_type_node.
1669 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1670 (rtl_gen_one_value_profiler_no_edge_manipulation)
1671 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1672 * value-prof.c: Include coverage.h.
1674 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1675 Diego Novillo <dnovillo@redhat.com>
1677 Fix PR tree-optimization/20703
1678 Fix PR tree-optimization/20725
1680 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1681 (create_expression_by_pieces): Ditto.
1682 (valid_in_set): Ditto. Also handle tcc_declaration.
1683 (find_or_generate_expression): Handle comparison class.
1684 (insert_into_preds_of_block): Ditto.
1685 (insert_aux): Ditto.
1686 (create_value_expr_from): Handle comparison class, recursively
1687 handle reference nodes.
1688 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1689 (execute_pre): Fix spacing.
1690 (do_fre): Renamed to execute_fre.
1692 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1694 * doc/invoke.texi (SPARC options): Document that
1695 -mlittle-endian is not supported on Linux either.
1697 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1701 * config.gcc (Obsolete configurations): Remove
1702 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1703 (sparclite-*-coff*): Delete.
1704 (sparclite-*-elf*): Likewise.
1705 (sparc86x-*-elf*): Likewise.
1706 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1707 * config/sparc/lite.h: Delete.
1708 * config/sparc/litecoff.h: Likewise.
1709 * config/sparc/liteelf.h: Likewise.
1710 * config/sparc/sp86x-elf.h: Likewise.
1711 * config/sparc/t-sparclite: Likewise.
1712 * config/sparc/t-sp86x: Likewise.
1714 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1716 * config/s390/s390-protos.h: (s390_comparison,
1717 s390_alc_comparison, s390_slb_comparison, const0_operand,
1718 consttable_operand, larl_operand, s_operand,
1719 shift_count_operand, bras_sym_operand, load_multiple_operation,
1720 store_multiple_operation, s390_plus_operand): Remove prototypes.
1721 (s390_legitimate_address_without_index_p): New prototype.
1722 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1724 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1725 const0_operand, consttable_operand, larl_operand, s_operand,
1726 shift_count_operand, bras_sym_operand, load_multiple_operation,
1727 store_multiple_operation, s390_plus_operand): Move to
1729 (check_mode): Remove.
1730 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1732 (s390_legitimate_address_without_index_p): New.
1733 * config/s390/s390.h (PREDICATE_CODES): Remove.
1734 * config/s390/s390.md: Include predicates.md.
1735 * config/s390/predicates.md: New.
1737 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1740 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1741 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1742 (NEED_INDICATE_EXEC_STACK): Define to 1.
1743 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1744 (NEED_INDICATE_EXEC_STACK): Define to 1.
1745 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1746 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1747 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1748 (pic_helper_emitted_p): New global.
1749 (emit_pic_helper): New function extracted from...
1750 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1751 Do not call emit_pic_helper if delay_pic_helper is true.
1752 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1753 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1754 (sparc_file_end): New function.
1756 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1758 * config/mcore/mcore-protos.h: Remove the prototypes for
1759 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1760 mcore_general_movdst_operand, mcore_reload_operand,
1761 mcore_arith_J_operand, mcore_arith_K_operand,
1762 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1763 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1764 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1765 mcore_literal_K_operand, mcore_addsub_operand,
1766 mcore_compare_operand, mcore_load_multiple_operation,
1767 mcore_store_multiple_operation, mcore_call_address_operand.
1768 Add a prototype for const_ok_for_mcore.
1769 * config/mcore/mcore.c (mcore_call_address_operand,
1770 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1771 mcore_arith_reg_operand, mcore_reload_operand,
1772 mcore_arith_J_operand, mcore_arith_K_operand,
1773 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1774 mcore_arith_M_operand, mcore_arith_imm_operand,
1775 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1776 mcore_literal_K_operand, mcore_addsub_operand,
1777 mcore_compare_operand, mcore_load_multiple_operation,
1778 mcore_store_multiple_operation): Move to predicates.md.
1779 (const_ok_for_mcore): Export.
1780 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1781 * config/mcore/mcore.md: Include predicates.md.
1782 * config/mcore/predicates.md: New.
1784 * config/mcore/predicates.md: Fix a comment typo.
1786 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1787 Adrian Straetling <straetling@de.ibm.com>
1789 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1790 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1791 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1793 ("imul"): Removed from "type" attribute.
1794 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1795 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1796 Changed type to imulsi.
1797 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1799 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1801 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1802 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1803 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1804 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1805 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1806 (TARGET_SWITCHES, mcore_stack_increment_string)
1807 (TARGET_OPTIONS): Delete.
1808 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1809 than *_BIT constants.
1810 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1811 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1812 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1813 (mcore_override_options): Delete mcore_stack_increment code.
1814 Change use of M340_BIT to MASK_M340.
1815 * config/mcore/mcore.opt: New file.
1817 2005-04-04 Ian Lance Taylor <ian@airs.com>
1819 * config/arm/arm.c (replace_symbols_in_block): Remove static
1822 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1824 * config/fr30/fr30-protos.h: Remove the prototypes for
1825 stack_add_operand, add_immediate_operand,
1826 high_register_operand, low_register_operand, call_operand,
1827 di_operand, and nonimmediate_di_operand.
1828 * config/fr30/fr30.c (stack_add_operand,
1829 add_immediate_operand, high_register_operand,
1830 low_register_operand, call_operand, di_operand,
1831 nonimmediate_di_operand): Move to predicates.md.
1832 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1833 * config/fr30/fr30.md: Include predicates.md.
1834 * config/fr30/predicates.md: New.
1836 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1837 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1838 mcore_call_address_operand.
1840 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1841 general_movsrc_operand.
1843 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1845 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1848 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1851 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1854 2005-04-04 Richard Henderson <rth@redhat.com>
1855 Jakub Jelinek <jakub@redhat.com>
1857 PR rtl-optimization/16104
1858 * fold-const.c (fold_unary): Fix folding of vector conversions.
1860 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1862 * config.gcc (xstormy16-*-elf): Set extra_options.
1863 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1864 * config/stormy16/stormy16.opt: New file.
1866 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1868 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1869 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1870 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1871 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1872 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1873 (TARGET_UNIX_ASM): Delete.
1874 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1875 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1876 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1877 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1878 * config/pdp11/pdp11.opt: New file.
1880 2005-04-03 Roger Sayle <roger@eyesopen.com>
1881 Alexandre Oliva <aoliva@redhat.com>
1884 * fold-const.c (non_lvalue): Split tests into...
1885 (maybe_lvalue_p): New function.
1886 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1887 C++ front-end prior to lowering into gimple form.
1889 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1891 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1892 BUILT_IN_STRNCASECMP): New.
1893 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1896 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1899 * arm.md (addsi3_compare0_for_combiner): Delete.
1900 (addsi3_compare0_scratch_for_combiner): Delete.
1901 (cmpsi_neg_shiftsi): Delete.
1902 (compare_negsi_si): New pattern.
1903 (cmpsi_negshiftsi_si): New pattern.
1904 (negated_cbranchsi4): Restrict to equality_operator.
1906 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1909 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1911 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1914 * doc/install.texi: Fix a typo.
1916 2005-04-03 Steven Bosscher <stevenb@suse.de>
1919 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1920 a computed goto if the edge to the computed goto block has
1921 incoming abnormal edges. Clarify how the function works.
1923 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1925 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1926 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1927 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1928 hash_scan_set, reg_set_between_after_reload_p,
1929 reg_used_between_after_reload_p, get_avail_load_store_reg,
1930 eliminate_partially_redundant_load): Likewise.
1931 * postreload.c (reload_cse_simplify_set,
1932 reload_combine_note_use): Likewise.
1933 * predict.c (predict_insn, expected_value_to_br_prob,
1934 propagate_freq, expensive_function_p): Likewise.
1935 * print-rtl.c (print_rtx): Likewise.
1936 * profile.c (instrument_edges, instrument_values,
1937 compute_branch_probabilities, branch_prob, union_groups,
1938 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1939 * protoize.c (in_system_include_dir, file_could_be_converted,
1940 file_normally_convertible, gen_aux_info_file, seek_to_line,
1941 do_cleaning): Likewise.
1942 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1943 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1944 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1946 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1948 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1949 * modulo-sched.c (undo_replace_buff_elem): New structure.
1950 (kernel_number_of_cycles, ps_unschedule_node,
1951 undo_generate_reg_moves,free_undo_replace_buff,
1952 undo_permute_partial_schedule, loop_single_full_bb_p,
1953 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1954 build_loops_structure, get_sched_window): New.
1955 (generate_reg_moves): Return undo_replace_buff_elem and other
1957 (generate_prolog_epilog): Remove old loop versioning.
1958 (sms_schedule): Use loop information and loop_version.
1959 (sms_schedule_by_order): Split part of it to get_sched_window.
1960 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1961 cfg_layout_finalize and free_dominance_info before/after SMS.
1963 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1965 * cfghooks.c (lv_flush_pending_stmts,
1966 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1967 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1968 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1969 lv_add_condition_to_bb,
1970 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1971 flush_pending_stmts): New in cfg_hooks structure.
1972 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1973 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1974 lv_add_condition_to_bb): New declarations.
1975 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1977 (loop_version): Declare.
1978 * cfgloopmanip.c (cfghooks.h): Include.
1979 (duplicate_loop_to_header_edge): Change return type to bool.
1980 (loop_version, lv_adjust_loop_entry_edge): Move here.
1981 * cfgrtl.c (cfgloop.h): Include.
1982 (rtl_verify_flow_info_1): Fix.
1983 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1984 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1986 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1987 tree_lv_add_condition_to_bb): New.
1988 (tree_cfg_hooks): Add new hooks to initialization.
1989 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1990 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1992 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1994 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1995 xstormy16_below100_or_register,
1996 xstormy16_splittable_below100_or_register, and
1997 nonimmediate_nonstack_operand.
1999 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2000 xstormy16_ineqsi_operator, equality_operator,
2001 inequality_operator, shift_operator,
2002 xstormy16_below100_operand, xstormy16_below100_or_register,
2003 xstormy16_splittable_below100_or_register,
2004 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2005 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2006 equality_operator, inequality_operator,
2007 xstormy16_below100_operand, xstormy16_below100_or_register,
2008 xstormy16_splittable_below100_or_register,
2009 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2010 nonimmediate_nonstack_operand, shift_operator): Move to
2012 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2013 * config/stormy16/stormy16.md: Include predicates.md.
2014 * config/stormy16/predicates.md: New.
2016 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2018 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2019 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2020 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2021 move_operand, power_of_2_operand): Move to predicates.md.
2022 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2023 PREDICATE_CODE): Remove.
2024 * config/iq2000/iq2000.md: Include predicates.md.
2025 * config/iq2000/predicates.md: New.
2027 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2029 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2030 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2031 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2032 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2033 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2034 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2035 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2036 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2037 (TARGET_M68HC11): Delete.
2038 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2039 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2040 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2041 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2042 (nb_soft_regs): Delete.
2043 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2044 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2045 and MASK_M6812 being set simultaneously. Change the code that sets
2046 the default m68hc11_soft_reg_count to use integers instead of strings.
2047 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2048 m68hc11_soft_reg_count (which now has an int type) as the number
2050 * config/m68hc11/m68hc11.opt: New file.
2052 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2054 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2055 fp_displacement_operand, sp_displacement_operand.
2057 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2059 Remove the prototypes for tst_operand, cmp_operand,
2060 stack_register_operand, d_register_operand,
2061 hard_addr_reg_operand, splitable_operand,
2062 m68hc11_logical_operator, m68hc11_arith_operator,
2063 m68hc11_non_shift_operator, m68hc11_shift_operator,
2064 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2065 non_push_operand, hard_reg_operand, and
2066 reg_or_some_mem_operand.
2067 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2069 (tst_operand, cmp_operand, non_push_operand,
2070 splitable_operand, reg_or_some_mem_operand,
2071 stack_register_operand, d_register_operand,
2072 hard_addr_reg_operand, hard_reg_operand,
2073 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2074 m68hc11_arith_operator, m68hc11_non_shift_operator,
2075 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2077 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2078 * config/m68hc11/m68hc11.md: Include predicates.md.
2079 * config/m68hc11/predicates.md: New.
2081 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2084 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2085 change checked in along with 2005-03-03's patch for debug/20253.
2086 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2087 (remap_decl): Insert type decl in map earlier.
2089 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2091 PR tree-optimization/20640
2092 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2093 post-dominator if it has phi nodes.
2094 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2095 before dead statements.
2097 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2100 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2102 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2104 PR rtl-optimization/20290
2105 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2106 in every iteration if the entry point is the exit test.
2108 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2110 * config/cris/cris.md (attribute "length"): Define.
2112 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2114 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2115 (word_offset_memref_operand): New.
2116 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2117 (indexed_or_indirect_operand): Delete.
2118 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2119 (indexed_or_indirect_operand): Delete.
2121 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2124 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2127 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2128 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2130 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2132 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2134 2005-04-01 Ian Lance Taylor <ian@airs.com>
2136 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2137 (rus, prus): Remove static variables.
2138 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2139 (process_command): Permit report_times and use_pipes together.
2141 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2143 * c-decl.c (validate_proto_after_old_defn): Look at
2144 TYPE_MAIN_VARIANT of argument types.
2146 2005-04-01 Paul Brook <paul@codesourcery.com>
2148 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2149 (arm_output_function_epilogue): Allow call_via_SP.
2150 (thumb_call_via_reg, arm_file_end): Ditto.
2151 * config/arm/arm.h (struct machine_function): Include space for SP.
2152 (thumb_call_via_label): Update declaration.
2154 2005-04-01 Ian Lance Taylor <ian@airs.com>
2156 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2157 doing a peephole optimization, once again put any notes in the
2160 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2162 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2164 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2166 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2167 (block_alloc, find_free_reg): Likewise.
2168 * loop-doloop.c (doloop_modify): Likewise.
2169 * loop-invariant.c (record_use): Likewise.
2170 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2171 get_iv_value, canon_condition, eliminate_implied_condition,
2172 eliminate_implied_condition, simplify_using_initial_values,
2173 shorten_into_mode, canonicalize_iv_subregs,
2174 iv_number_of_iterations): Likewise.
2175 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2176 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2177 unswitch_loop): Likewise.
2178 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2179 move_movables, replace_call_address, find_and_verify_loops,
2180 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2181 record_giv, final_giv_value, general_induction_var,
2182 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2183 loop_giv_dump): Likewise.
2185 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2186 GCOV_CHECK_WRITING): Remove.
2187 (gcov_position, gcov_rewrite): Use gcc_assert.
2188 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2189 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2190 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2193 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2195 * tree-inline.c: Fix a typo.
2197 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2199 * configure.ac (enable-checking): Explicitly set all variables for
2200 collective switch values. Alphabetize variables. Rename
2201 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2203 * doc/install.texi (enable-checking): Update documentation.
2204 * configure: Rebuilt.
2206 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2208 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2211 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2213 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2214 Also reject cases where this pattern will cause load delay stalls
2215 unless optimizing for size and it will produce a shorter sequence.
2216 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2217 variants to avoid pre-adjusting the base when possible.
2219 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2221 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2222 the frame and argument pointers.
2223 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2224 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2225 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2226 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2227 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2228 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2230 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2232 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2233 with entry for selectany attribute.
2234 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2236 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2237 (i386_pe_asm_named_section): Handle sections generated by
2238 selectany attribute.
2239 * doc/extend.texi (selectany): Document attribute.
2241 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2242 Jan Hubicka <jh@suse.cz>
2244 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2245 to fix addresses involving EBP and ESP.
2246 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2247 for SUBREGed registers.
2248 (legitimate_address_p): Accept SUBREGed registers.
2250 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2253 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2254 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2257 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2259 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2261 2005-04-01 James E Wilson <wilson@specifixinc.com>
2264 * dwarf2out.c (rtl_for_decl_init): New function.
2265 (rtl_for_decl_location): Extracted from here.
2266 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2267 add_const_value_attribute. Delete initializer_constant_valid_p call.
2269 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2271 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2272 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2273 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2274 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2275 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2276 config/i386/i386.md, config/rs6000/predicates.md,
2277 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2278 config/s390/s390.c, config/stormy16/stormy16.c,
2279 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2282 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2285 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2286 COND_EXPR and CALL_EXPR.
2288 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2291 * genautomata.c (first_cycle_unit_presence): Check all alternative
2292 states for unit presence.
2294 * doc/md.texi: Remove remark about impossibility to query unit
2295 presence in non nondeterministic automaton state.
2297 * config/ia64/ia64.c (get_template): Change order of unit querying.
2299 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2301 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2304 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2306 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2307 flag for edges outside any loops.
2309 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2311 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2313 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2315 * tree-ssa-alias.c: Follow spelling conventions.
2316 * doc/tree-ssa.texi: Fix a typo.
2318 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2320 * postreload-gcse.c: Include target.h.
2321 (gcse_after_reload_main): Return early if we cannot modify jumps.
2322 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2324 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2326 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2327 expensive operations.
2329 2005-03-31 Ian Lance Taylor <ian@airs.com>
2331 * collect2.c (lderrout): New variable.
2332 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2333 if it is set, to stderr.
2334 (handler): Unlink lderrout if it is set.
2335 (dump_file): Add "to" parameter. Change all callers.
2336 (main): Initialize lderrout.
2337 (collect_execute): Add errname parameter. Change all callers.
2338 Rename redir parameter to outname. Never pass
2339 PEX_STDERR_TO_STDOUT to pex_run.
2340 * collect2.h (collect_execute, dump_file): Update declarations.
2341 * tlink.c (tlink_execute): Add errname parameter. Change all
2343 (do_tlink): Check lderrout as well as ldout.
2345 2005-03-31 Caroline Tice <ctice@apple.com>
2347 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2348 (bb-reorder.o): Add errors.h to list of requirements.
2349 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2350 profiledbootstrap flags.
2351 * bb-reorder.c (errors.h): Add new include.
2352 (struct bbro_basic_block_data_def): Add new field, in_trace.
2353 (add_unlikely_executed_notes): Remove function.
2354 (mark_bb_for_unlikely_executed_section): Remove function.
2355 (insert_section_boundary_note): New function.
2356 (verify_hot_cold_block_grouping): New function.
2357 (push_to_next_round_p): Remove variables and tests that push all
2358 cold blocks to last round.
2359 (find_traces): Remove code that added extra round of trace finding
2360 when doing partitioning.
2361 (find_traces_1_round) : Remove variable last_round; add code to
2362 update new struct field, in_trace; correct trace_length where it was
2363 incorrect before (after call to copy_bb); change code that pushed all
2364 cold blocks to last round. Instead verify that all blocks going into
2365 a trace belong in the same partition.
2366 (connect_traces): Modify to connect the traces in two passes, if the
2367 function contains both hot and cold blocks. The first pass connects
2368 all the traces for blocks in the partition that the first block in
2369 the function belongs to; the second pass connnects all the traces
2370 containing blocks that belong in the other partition.
2371 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2372 code that automatically put the first block in a function into the
2373 hot partition if the function had any hot blocks.
2374 (fix_crossing_unconditional_branches): Check number of succ edges
2375 before attempting to get one.
2376 (fix_edges_for_rarely_executed_code): Update comment describing
2378 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2379 remove call to add_unlikely_executed_notes; add call to
2380 verify_hot_cold_block_grouping.
2381 (duplicate_computed_gotos): Don't change computed goto if it's a
2383 (partition_hot_cold_basic_blocks): Update function comment.
2384 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2386 (try_forward_edges): Likewise.
2387 (merge_blocks_move_predecessor_nojumps): Likewise.
2388 (merge_blocks_move_successor_nojumps): Likewise.
2389 (merge_blocks_move): Likewise.
2390 (try_crossjump_bb): Likewise.
2391 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2392 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2393 notes to cold bb's; remove call to update_unlikely_executed_notes.
2394 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2395 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2396 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2397 function declaration.
2398 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2400 (rtl_can_merge_blocks): Remove redundancy from condition.
2401 (try_redirect_by_replacing_jump): Likewise.
2402 (force_nonfallthru_and_redirect): Remove code for adding
2403 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2404 (commit_one_edge_insertion): Likewise.
2405 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2406 * dbxout.c (FORCE_TEXT): Replace function_section with
2407 current_function_section.
2408 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2409 function, switch_text_section.
2410 (struct xcoff_debug): Likewise.
2411 (dbxout_function_end): Add code to put out label diffs for both
2412 hot and cold sections.
2413 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2414 for new debug_hooks funciton, switch_text_section..
2415 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2416 switch_text_section.
2417 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2418 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2419 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2420 dw_fde_switched_sections.
2421 (output_call_frame_info): Add test to see if function switches text
2422 sections in the middle; if so, use appropriate extra hot and cold
2423 section labels to compute size deltas for the hot and cold sections.
2424 (dwarf2out_begin_prologue): Add code to initialize new fields in
2426 (dwarf2out_switch_text_section): New function (invoked through
2427 debug_hook); updates new fields in dw_fde_struct appropriately and
2428 increments separate_line_info_table_in_use.
2429 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2430 dwarf2out_switch_text_section.
2431 (struct var_loc_node): Add new field, section_label.
2432 (output_aranges): Add code to check whether in hot or cold section and
2433 use the appropriate label in calculating deltas.
2434 (output_ranges): Likewise.
2435 (output_line_info): Add code to check which section we're in and
2436 use appropriate hot/cold label.
2437 (add_location_or_constant_value_attribute): Likewise.
2438 (gen_subprogam_die): Modify arange attributes to use correct labels.
2439 (dwarf2out_begin_block): Change call to function_section into call to
2440 current_function_section.
2441 (dwarf2out_end_block): Likewise.
2442 (dwarf2out_source_line): Likewise.
2443 (dwarf2out_var_location): Add code to check whether in hot or cold
2444 section and use the appropriate label.
2445 * except.c (output_function_exception_table): Change call to
2446 function_section into call to current_function_section.
2447 * final.c (profile_function): Likewise.
2448 (scan_ahead_for_unlikely_executed_note): Remove function.
2449 (final_scan_insn): Remove calls to
2450 scan_ahead_for_unlikely_executed_note, and related code for switching
2451 to cold section, except for the single time
2452 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2453 debug_hooks->switch_text_sections; replace appropriate calls to
2454 function_section with calls to current_function_section.
2455 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2456 test_bb to condition.
2457 (find_if_case_2): Likewise.
2458 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2459 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2460 * opts.c (decode_options): Change warning about hot/cold partitioning
2461 with exceptionss to inform (so as not to cause bootstrap failures);
2462 remove warning about partitioning with DWARF debug info.
2463 * output.h (current_function_section): Add new function decl.
2464 (insert_section_boundary_note): Likewise.
2465 (enum in_section): Move this declaration here from varasm.c.
2466 (unlikely_section_label): Likewise.
2467 (unlikely_text_section_name): Likewise.
2468 (last_text_section_name): New global variable.
2469 (last_text_section): Likewise.
2470 (hot_section_label): Likewise.
2471 (hot_section_end_label): Likewise.
2472 (cold_section_end_label): Likewise.
2473 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2474 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2475 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2476 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2477 insn from consideration.
2478 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2479 switch_text_section.
2480 * varasm.c (basic-block.h): Add new include.
2481 (unlikely_section_label_printed): Remove global variable.
2482 (unlikely_section_label): Make global variable not be static any more.
2483 (unlikely_text_section_name): Likewise.
2484 (hot_section_end_label): New global variable (not static)
2485 (first_function_block_is_cold): Likewise.
2486 (hot_section_label): Likewise.
2487 (cold_section_end_label): Likewise..
2488 (last_text_section): New global variable, not static.
2489 (last_text_section_name): New global variable, not static.
2490 (initialize_cold_section_name): New function.
2491 (enum in_section): Move declaration to output.h.
2492 (text_section): Update last_text_section.
2493 (unlikely_text_section): Replace code to determine cold section name
2494 with call to initialize_cold_section_name; Add code to update
2495 last_text_section; remove code for printing out label.
2496 (named_section_real): Add code to update last_text_section and
2497 last_text_section_name as appropriate.
2498 (function_section): Change test for 'unlikely' to depend on
2499 first_function_block_is_cold (moved old test to
2500 current_function_section).
2501 (current_function_section): New function.
2502 (assemble_start_function): Move code that frees
2503 unlikely_text_section_name; initialize hot_section_end_label;
2504 print hot and cold section labels at the start of the function;
2505 set first_function_block_is_cold, if appropriate; initialize l
2506 ast_text_section; add call to insert_section_boundary_note.
2507 (assemble_end_function): Add code to write out hot and cold section
2509 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2510 switch_text_section.
2511 * config/darwin.c (machopic_select_section): Replace incorrect
2512 function in base_funs; update reloc for cold sections if necessary.
2513 * config/darwin.h (SECTION_FUNCTION): Add code to update
2514 last_text_section if appropriate.
2515 (text_unlikely_section): Remove.
2516 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2517 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2518 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2519 partitioning for this architecture.
2521 2005-03-31 Olivier Hainque <hainque@adacore.com>
2523 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2524 defined and non-zero.
2526 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2529 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2532 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2535 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2536 label operand. Remove (use (unspec..)). Don't emit a label on
2538 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2539 generate inline label for load_toc_v4_PIC_1b.
2540 (rs6000_emit_load_toc_table): Likewise.
2542 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2544 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2545 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2547 2005-03-29 Devang Patel <dpatel@apple.com>
2549 * tree-sra.c (decide_block_copy): Disable scalarization of
2552 2005-03-30 Stuart Hastings <stuart@apple.com>
2553 Dale Johannesen <dalej@apple.com>
2555 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2556 * print-tree.c (print_node): Add case STATEMENT_LIST.
2558 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2560 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2561 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2562 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2563 is given with "powerpc64*" or "all", or when --with-cpu chooses
2566 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2569 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2570 gen_lexical_block_die.
2571 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2573 2005-03-31 Jan Hubicka <jh@suse.cz>
2575 2004-11-02 Jan Hubicka <jh@suse.cz>
2577 * cgraph.c (cgraph_varpool_node_name): New function.
2578 (dump_cgraph_varpool_node): New function.
2579 (dump_varpool): New function.
2580 * cgraphunit.c (cgraph_optimize): Dump varpool.
2582 2004-10-16 Jan Hubicka <jh@suse.cz>
2584 * cgraph.c (decide_is_variable_needed): New function.
2585 (cgraph_varpool_finalize_decl): Use it.
2586 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2588 * final.c (output_addr_const): Do not call mark_referenced.
2589 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2590 always go via cgraph.
2591 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2592 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2593 * tree-optimize.c (execute_inline): Mark functions called.
2594 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2596 2004-10-11 Jan Hubicka <jh@suse.cz>
2598 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2599 (cgraph_varpool_last_needed_node): New static variable.
2600 (enqueue_needed_varpool_node): Break out from ...; add items to the
2601 end of queue; update first pointers.
2602 (cgraph_varpool_mark_needed_node): ... here.
2603 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2604 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2605 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2606 (cgraph_varpool_first_unanalyzed_node): Declare.
2607 * cgraphunit.c: Include output.h.
2608 (cgraph_varpool_analyze_pending_decls): New function.
2609 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2610 for errors, analyze pending decls.
2611 (cgraph_finalize_compilation_unit): Only analyze decls.
2612 (cgraph_optimize): Assemble the decls after expanding.
2614 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2616 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2617 subvars get marked properly in tags for grouping.
2618 (add_pointed_to_var): Mark only actual pointed to
2619 variables/subvars in addresses needed.
2620 (create_overlap_variables_for): Clear call clobbered on original
2622 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2623 addresable vars with subvars into list.
2624 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2627 2005-03-30 Richard Henderson <rth@redhat.com>
2629 * cgraph.h (struct cgraph_node): Add alias.
2630 * varasm.c (assemble_alias): Set it.
2631 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2632 avoid calling cgraph_expand_function.
2634 2005-03-30 Tom Tromey <tromey@redhat.com>
2636 * tree.def (FILE_TYPE): Removed.
2637 * typeclass.h (enum type_class): Removed file_type_class.
2638 * dwarf2out.c (is_base_type): Updated.
2639 (gen_type_die): Likewise.
2640 * dbxout.c (dbxout_type): Updated.
2641 * builtins.c (type_to_class): Updated.
2642 * tree.c (type_contains_placeholder_1): Updated.
2643 * config/sparc/sparc.c (sparc_type_code): Updated.
2644 * config/ia64/ia64.c (hfa_element_mode): Updated.
2645 * expr.c (count_type_elements): Updated.
2646 * stor-layout.c (layout_type): Updated.
2647 * tree-inline.c (remap_type): Updated.
2648 * tree-pretty-print.c (dump_generic_node): Updated.
2650 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2652 * builtins.c (expand_builtin_powi): Fix mode of
2653 2nd argument to match int.
2654 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2655 2nd argument type to int.
2656 * libgcc2.c: Change prototype of __powi* functions to use
2659 2005-03-30 Dale Johannesen <dalej@apple.com>
2662 * calls.c (expand_call): Flush pending deferrals before
2665 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2669 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2670 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2671 c_label_context, label_context_stack): New.
2672 * c-decl.c (define_label): Check for jumps into statement
2673 expressions. Add label to list of defined labels.
2674 (start_function): Push context on label_context_stack.
2675 (finish_function): Pop context from label_context_stack.
2676 * c-typeck.c (label_context_stack): New.
2677 (c_finish_goto_label): Check for jumps into statement
2678 expressions. Add label to list of jumped to labels.
2679 (struct c_switch): Add blocked_stmt_expr.
2680 (c_start_case): Initialize it.
2681 (do_case): Check it.
2682 (c_finish_case): Verify !blocked_stmt_expr.
2683 (c_begin_stmt_expr): Push context on label_context_stack.
2684 Increment blocked_stmt_expr. Mark labels jumped to from outside
2686 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2687 defined in the statement expression and no longer jumpable to.
2688 Mark labels jumped to from just outside the statement expression
2689 as again definable. Pop context from label_context_stack.
2690 * doc/extend.texi (Statement Exprs): Update.
2692 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2695 * c-decl.c (start_function): Check for old_decl being
2698 2005-03-30 Ian Lance Taylor <ian@airs.com>
2700 * final.c (final): Remove prescan parameter. Change all callers.
2701 (final_scan_insn): Remove prescan parameter. Change all callers.
2703 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2705 * tree-vectorizer.c: Fix comment typos.
2707 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2709 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2710 as soon as a chrec_dont_know is detected.
2712 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2714 Merge from csl-arm-branch.
2715 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2717 * tlink.c (recompile_files): Do not assume that "rename" can
2718 overwrite an existing file.
2720 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2722 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2723 * gcc/configure: Regenerate.
2725 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2727 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2729 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2731 * calls.c (struct arg_data): Update "partial" comment.
2732 (load_register_parameters): Update "nregs" comment.
2734 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2736 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2737 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2738 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2739 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2740 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2741 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2742 than target_flags & 0.
2743 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2744 (iq2000_arch, iq2000_parse_cpu): Delete.
2745 (TARGET_HANDLE_OPTION): Override default.
2746 (iq2000_handle_option): New function.
2747 (override_options): Remove -march= and -mcpu= handling.
2748 * config/iq2000/iq2000.opt: New file.
2750 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2752 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2753 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2754 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2755 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2756 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2757 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2758 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2759 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2760 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2761 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2762 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2763 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2764 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2765 (TARGET_OPTIONS): Delete.
2766 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2767 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2768 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2769 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2770 (c4x_cpu_version_string): Delete.
2771 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2772 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2773 equivalent -mcpu= option.
2774 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2775 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2776 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2777 or clearing the appropriate MASK_* bit.
2778 (c4x_file_start): Use c4x_cpu_version.
2779 * config/c4x/c4x.opt: New file.
2781 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2783 * doc/options.texi: Document the new MaskExists flag.
2784 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2785 if the option has the MaskExists flag.
2787 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2789 * opt-functions.awk (flag_set_p, test_flag): New functions.
2790 (switch_flags): Use them.
2791 * opth-gen.awk: Use flag_set_p to check for flags.
2792 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2794 2005-03-30 Ian Lance Taylor <ian@airs.com>
2796 * config.host (i[34567]86-*-mingw32*): Don't set
2797 host_can_use_collect2 to no.
2799 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2802 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2803 Remove convert_memory_address call duplicating that in memory_address.
2805 2005-03-29 Richard Henderson <rth@redhat.com>
2808 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2809 (build_compound_literal): Likewise. Propagate decl type into the
2811 (finish_decl): Likewise. Use new return value from complete_array_type
2812 for zero sized arrays.
2813 (complete_array_type): Move ...
2814 * c-common.c (complete_array_type): ... here. Change first argument
2815 to pointer-to-type-node. Consistently use sizetype for the index
2816 except for zero sized arrays. Detect zero sized arrays for pedantic
2817 mode diagnostics. Create a new type node instead of modifying the
2819 * c-tree.h (complete_array_type): Move decl ...
2820 * c-common.h (complete_array_type): ... here.
2822 2005-03-29 Richard Henderson <rth@redhat.com>
2825 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2827 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2829 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2830 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2831 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2832 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2834 2005-03-29 Eric Christopher <echristo@redhat.com>
2836 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2837 truthvalue conversion removal.
2839 2005-03-29 Ian Lance Taylor <ian@airs.com>
2842 * collect2.c: Never include <vfork.h>.
2843 (VFORK_STRING, vfork): Don't define.
2844 (pid): Remove global variable.
2845 (handler): Call raise instead of kill (getpid(), ...).
2846 (collect_wait): Add pex parameter. Change all callers. Use
2847 pex_get_status rather than pwait.
2848 (do_wait): Add pex parameter. Change all callers.
2849 (collect_execute): Return struct pex_obj * rather than void. Use
2850 pex routines rather than pexecute.
2851 (fork_execute): Get pex_obj from collect_execute, and pass it to
2853 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2854 Only declare quit_handler if SIGQUIT is defined.
2855 (scan_libraries): Likewise.
2856 * collect2.h (collect_execute): Update declaration.
2857 (collect_wait): Update declaration.
2858 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2859 pass it to collect_wait.
2861 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2864 * c-parser.c (c_parser_compound_statement_nostart): Give error
2865 message for EOF instead of just setting parser->error.
2867 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2869 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2870 (slpeel_update_phi_nodes_for_guard1): New function.
2871 (slpeel_update_phi_nodes_for_guard2): New function.
2872 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2873 of slpeel_update_phi_nodes_for_guard.
2874 (vectorize_loops): Remove call to loop_closed_rewrite.
2875 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2878 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2880 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2881 (TARGET_LITTLE_ENDIAN): New macro.
2882 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2883 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2884 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2885 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2886 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2887 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2888 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2889 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2890 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2891 (TARGET_OPTIONS): Delete.
2892 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2893 (CACHE_FLUSH_TRAP): Turn into an integer.
2894 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2895 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2896 -mflush-trap is in use.
2897 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2898 (m32r_cache_flush_trap_string): Delete.
2899 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2900 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2901 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2902 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2903 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2904 -mmodel= and -msdata= handling from...
2905 (m32r_init): ...here.
2906 * config/m32r/m32r.opt: New file.
2908 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2910 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2911 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2912 * tree-vect-analyze.c (vect_object_analysis): additional parm
2913 pass back a "struct ptr_info_def *" with the points-to info.
2914 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2915 statement using info returned from vect_object_analysis.
2916 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2917 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2918 for virtual uses and defs when creating a replacement vector
2919 reference. Call duplicate_ssa_name_ptr_info to define points-to
2920 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2921 (vectorizable_store): copy_virtual_operands and update
2922 definition statements.
2923 (vectorizable_load): copy_virtual_operands. Remove call to
2924 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2925 * tree-vectorizer.c (vectorize_loops): Remove calls to
2926 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2927 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2928 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2929 define macro STMT_VINFO_PTR_INFO for use in accessing.
2930 * tree.h add export of duplicate_ssa_name_ptr_info.
2931 * rs6000.c (altivec_init_builtins): Declare builtin function
2932 __builtin_altivec_mask_for_load to be "const".
2934 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2937 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2938 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2939 assemble_variable on aliases.
2940 * varasm.c (assemble_alias): Set node->alias.
2941 * toplev.c (wrapup_global_declarations): Don't call
2942 rest_of_decl_compilation on aliases again.
2944 2005-03-29 Paul Brook <paul@codesourcery.com>
2946 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2947 * config/arm/arm.c (arm_dbx_register_number): New function.
2948 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2950 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2953 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2954 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2956 2005-03-29 Dale Johannesen <dalej@apple.com>
2958 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2959 $(TREE_H) and $(COVERAGE_H).
2960 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2961 * opts.c (common_handle_option): Enable tree-based value transforms.
2962 * toplev.c (process_options): Ditto.
2963 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2964 refers to references to this type.
2965 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2966 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2967 for may_be_more, may_be_less.
2968 (rtl_gen_pow2_profiler): Adjust.
2969 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2970 (rtl_gen_one_value_profiler): Adjust.
2971 (rtl_gen_const_delta_profiler): Adjust.
2972 * tree-profile.c (tree_gen_interval_profiler): Implement.
2973 (tree_gen_pow2_profiler): Ditto.
2974 (tree_gen_one_value_profiler): Ditto.
2975 (tree_profiling): New.
2976 (pass_tree_profile): Reference it.
2977 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2979 (insn_divmod_values_to_profile): Rename to
2980 rtl_divmod_values_to_profile. Adjust.
2981 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2982 (insn_prefetch_values_to_profile): Adjust.
2983 (rtl_value_profile_transformations): Adjust.
2984 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2985 (gen_mod_pow2): Rename to rtl_mod_pow2.
2986 (gen_mod_subtract): Rename to rtl_mod_subtract.
2987 (divmod_fixed_value_transform): Rename to
2988 rtl_divmod_fixed_value_transform.
2989 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2990 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2991 (rtl_find_values_to_profile): Adjust.
2992 (tree_value_profile_transformations): Implement.
2993 (tree_divmod_values_to_profile): New.
2994 (tree_values_to_profile): New.
2995 (tree_divmod_fixed_value): New.
2996 (tree_mod_pow2): New.
2997 (tree_mod_subtract): New.
2998 (tree_divmod_fixed_value_transform): New.
2999 (tree_mod_pow2_value_transform): New.
3000 (tree_mod_subtract_transform): New.
3001 (tree_find_values_to_profile): Implement.
3002 * profile.c (instrument_values): Free histograms.
3003 (compute_value_histograms): Adjust. Implement tree version.
3005 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3007 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3008 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3009 variable. Output "fldcw" depending on round_mode.
3010 * config/i386/i386.md (UNSPEC_FIST): New.
3011 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3012 New isns patterns to implement lrint and llrint built-ins as x87
3014 (fistdi2, fist<mode>2 splitters): New splitters.
3015 (lrint<mode>2): New expanders.
3017 2005-03-28 Ian Lance Taylor <ian@airs.com>
3019 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3020 0 when calling final_scan_insn.
3022 2005-03-28 Jan Hubicka <jh@suse.cz>
3025 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3028 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3029 types where possible.
3031 2005-03-26 Per Bothner <per@bothner.com>
3033 Make -f[no-]show-column also control non-cpp diagnostics.
3034 * c.opt (fshow-column): Move option from here ...
3035 * common.opt (fshow-column): ... to here.
3036 * diagnostic.c (diagnostic_build_prefix): Only print column number
3037 if flag_show_column.
3039 2005-03-27 Steven Bosscher <stevenb@suse.de>
3041 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3042 vax_output_conditional_branch): New prototypes.
3043 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3044 extracted from vax.md mov and add patterns.
3045 (vax_output_conditional_branch): New function to output conditional
3046 branch instructions.
3047 * vax.md: Use mode macros for arithmetic and mov patterns.
3048 Use code macros for the jump patterns.
3050 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3052 * Makefile.in (libbackend.o): Depend on version files;
3053 add custom generation command.
3055 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3058 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3059 sure that we have a REG before getting its REGNO.
3061 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3063 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3064 * builtins.def (BUILT_IN_STRNDUP): New.
3066 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3068 PR tree-optimization/20470
3069 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3072 2005-03-25 Mike Stump <mrs@apple.com>
3074 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3077 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3079 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3080 Use our own structure definitions.
3082 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3083 (fix_truncdfsi2): Allow registers or memory as destination.
3084 When TARGET_PPC_GFXOPT, generate simplified pattern.
3085 (fix_truncdfsi2_internal): Use define_insn_and_split.
3086 (fix_truncdfsi2_internal_gfxopt): New.
3087 (fctiwz): Don't confuse register allocation by giving it no choices.
3089 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3090 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3091 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3092 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3094 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3096 * dominance.c (free_dominance_info): Speed up by freeing et
3097 data structures without maintaining other nodes.
3098 * et-forest.c (et_free_tree_force): New.
3099 * et-forest.h: Add a prototype for et_free_tree_force.
3101 * tree.c (get_set_constructor_bits,
3102 get_set_constructor_bytes): Remove.
3103 * tree.h: Remove the corresponding prototypes.
3105 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3108 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3109 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3110 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3111 PRE_DEC, NEG and NOT.
3113 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3115 * fold-const.c: Convert uses of fold (build (...)) to
3118 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3120 PR rtl-optimization/20249
3121 * cse.c (insert_regs): Do not record equivalence of registers in
3124 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3126 * emit-rtl.c (reverse_comparison): Remove.
3127 * rtl.h: Remove the corresponding prototype.
3129 2005-03-24 James E Wilson <wilson@specifixinc.com>
3131 * doc/install.texi (--enable-altivec): Delete docs.
3133 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3135 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3136 SFmode and DFmode before reload when
3137 flag_unsafe_math_optimizations not enabled.
3139 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3141 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3143 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3144 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3146 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3148 * configure.ac (enable-checking): Add 'runtime' option.
3149 * doc/install.texi (enable-checking): Document 'runtime' checking.
3150 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3151 * config.in: Regenerated.
3152 * configure: Regenerated.
3154 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3156 * optabs.h (enum optab_index): Remove OTI_llrint.
3157 (llrint_optab): Remove macro.
3158 * optabs.c (init_optabs): Remove llrint_optab initialization.
3159 * genopinit.c (optabs): Remove llrint_optab implementation.
3160 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3163 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3165 PR rtl-optimization/20532
3166 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3167 overflow when adding coefficients for PLUS or MINUS.
3168 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3171 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3173 * langhooks.h (truthvalue_conversion): Remove.
3174 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3175 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3176 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3177 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3178 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3180 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3182 * params.def: Fix a typo.
3183 * config/mips/mips.c: Follow the spelling convensions.
3184 * doc/invoke.texi: Fix typos.
3186 2005-03-18 Dale Johannese <dalej@apple.com>
3188 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3190 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3192 Fix PR tree-optimization/20601
3194 * tree-ssa-pre.c (insert_aux): Add missing condition to
3197 2005-03-23 Ian Lance Taylor <ian@airs.com>
3199 * final.c (final_scan_insn): Don't remove no-op instructions.
3200 * reload1.c (reload): Remove simple no-op instructions even when
3203 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3205 PR tree-optimization/20501
3206 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3207 reporting that peeling for alignment is applied moved to...
3208 * (vect_analyze_data_refs_alignment): Here.
3210 2005-03-23 Ian Lance Taylor <ian@airs.com>
3212 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3214 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3216 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3217 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3219 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3221 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3222 imply that this is called once, independent of asms in code.
3223 Adjust to now being pased output and input lists. Mention helper
3224 function decl_overlaps_hard_reg_set_p.
3225 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3226 hook_tree_tree_identity and to take three trees, returning third.
3227 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3229 * stmt.c: include hard-reg-set.h before tree.h.
3230 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3231 (decl_conflicts_with_clobbers_p): Call
3232 decl_overlaps_hard_reg_set_p.
3233 (expand_asm_operands): Pass output and input lists in call to
3234 targetm.md_asm_clobbers.
3235 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3236 hook_tree_tree_tree_tree_3rd_identity.
3237 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3239 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3240 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3241 parameters, first two unused.
3242 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3243 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3244 in constraint letters and MOF is not mentioned as a asm-declared
3245 register in neither of the input and output lists.
3247 2005-03-23 DJ Delorie <dj@redhat.com>
3249 * optabs.c (expand_binop): Make sure the first subword's result
3252 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3254 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3255 Call c_common_truthvalue_conversion rather than
3256 lang_hooks.truthvalue_conversion.
3257 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3258 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3260 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3261 c_common_truthvalue_conversion.
3262 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3263 c_parser_conditional_expression, c_parser_binary_expression): Call
3264 c_objc_common_truthvalue_conversion.
3265 * c-typeck.c (build_unary_op): Call
3266 c_objc_common_truthvalue_conversion.
3267 (build_conditional_expr): Do not call
3268 lang_hooks.truthvalue_conversion.
3269 (build_binary_op): Call c_common_truthvalue_conversion.
3270 (c_objc_common_truthvalue_conversion): Moved from
3271 c-objc-common.c. Call default_function_array_conversion instead
3272 of default_conversion.
3274 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3276 * c-common.h (default_conversion): Remove.
3277 (perform_integral_promotions): Add.
3278 * c-tree.h (default_conversion): Add.
3279 * c-typeck.c (perform_integral_promotions): New, split out from
3281 * c-common.c (check_case_value): Use perform_integral_promotions,
3282 not default_conversion.
3283 (c_add_case_label): Don't continue processing case label after
3284 found to be pointer.
3286 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3288 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3289 the prefix list if we have already added a multilib directory
3291 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3294 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3296 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3298 * reload.h: Remove the prototype for indirect_symref_ok.
3300 * reload1.c (indirect_symref_ok): Make it global.
3301 * reload.h: Add a prototype for indirect_symref_ok.
3303 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3305 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3308 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3310 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3312 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3314 * c-opts.c (c_common_parse_file): Only start/end main source file
3315 if debug hooks says the writer wants it.
3316 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3318 (xcoff_debug_hooks): Ditto.
3319 * debug.c (do_nothing_hooks): Ditto.
3320 * debug.h (gcc_debug_hooks): Ditto.
3321 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3322 * sdbout.c (sdb_debug_hooks): Ditto.
3323 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3325 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3327 * doc/extend.texi: Deprecate C++ min/max operators.
3329 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3331 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3332 artificial original candidates.
3334 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3335 Jan Hubicka <jh@suse.cz>
3336 Steven Bosscher <stevenb@suse.de>
3338 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3339 call cost based on argument sizes.
3340 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3342 * params.def: (max-inline-inssn-single): Set to 450.
3343 (max-inline-insns-auto): Set to 90.
3344 (max-inline-insns-recursive): Set to 450
3345 (max-inline-insns-recursive-auto): Set to 450.
3346 (large-function-insns): Set to 2700.
3347 (inline-call-cost): New parameter.
3348 * tree-inline.c (estimate_move_cost): New function.
3349 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3350 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3352 * tree-inline.h (estimate_move_cost): Declare.
3353 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3354 (max-inline-insns-auto): Change default to 90.
3355 (max-inline-insns-recursive): Change default to 450
3356 (max-inline-insns-recursive-auto): Change default to 450.
3357 (large-function-insns): Change default to 2700.
3358 (inline-call-cost): Document new parameter.
3360 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3362 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3363 (TARGET_DEFAULT): Delete.
3364 * config/i860/i860.opt: New file.
3366 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3368 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3369 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3370 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3371 (frv_sched_lookahead): Delete.
3372 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3373 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3374 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3375 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3376 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3377 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3378 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3379 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3380 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3381 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3382 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3383 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3384 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3385 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3386 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3387 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3388 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3389 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3390 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3391 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3392 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3393 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3394 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3395 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3396 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3397 (frv_sched_lookahead): Delete.
3398 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3399 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3400 (frv_handle_option): New function. Move -mcpu= handling from...
3401 (frv_override_options): ...here. Remove handling of other
3403 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3404 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3405 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3406 and TARGET_NO_MULTI_CE.
3407 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3408 !TARGET_VLIW_BRANCH.
3409 * config/frv/frv.opt: New file.
3411 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3413 * fold-const.c (fold_ternary): Take decomposed arguments of
3415 (fold): Update a call to fold_ternary.
3417 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3418 * tree.h: Add corresponding prototypes.
3420 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3423 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3424 between jump table and its label.
3425 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3426 resp. ADDR_DIFF_VEC and the label preceeding it.
3427 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3428 is emitted in the right section.
3430 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3432 * fold-const.c (fold_unary, fold_binary): Update comments
3435 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3437 PR rtl-optimization/20527
3438 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3439 REG_INC note, test that the register also isn't mentioned in PRED
3442 2005-03-22 Ben Elliston <bje@au.ibm.com>
3444 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3447 2005-03-21 Mike Stump <mrs@apple.com>
3449 * varasm.c (default_assemble_visibility): Remove extra ().
3451 2005-03-21 Roger Sayle <roger@eyesopen.com>
3454 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3455 to determine whether a block can be duplicated, rather than test
3456 whether the block contains noncopyable insns ourselves.
3458 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3460 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3463 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3465 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3467 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3469 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3470 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3471 * config/fr30/fr30.opt: New file.
3473 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3475 Fix PR tree-optimization/20542
3477 * tree-flow-inline.h (overlap_subvar): Move to here.
3478 * tree-ssa-operands.c: From here.
3479 * tree-flow.h (overlap_subvar): Declare.
3480 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3481 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3482 for variables with subvars.
3484 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3487 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3488 * modulo-sched.c (const_iteration_count): Return on NULL
3490 (print_node_sched_params): Return on NULL dump_file.
3491 (generate_reg_moves): Handle reg-anti dependencies and disregard
3492 closing branch when generating register moves.
3493 (sms_schedule): Mark the SMSed block dirty.
3494 * passes.c (rest_of_handle_sms): Call update_life_info for all
3496 * testsuite/gcc.dg/20050321-1.c: New test.
3498 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3500 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3501 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3502 movqi_internal): Likewise.
3504 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3506 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3507 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3508 xtensa_b4const): Delete prototypes.
3509 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3510 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3511 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3512 xtensa_extra_constraint): New prototypes.
3513 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3514 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3515 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3516 move_operand, const_float_1_operand, fpmem_offset_operand,
3517 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3518 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3519 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3520 argument type to HOST_WIDE_INT.
3521 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3522 xtensa_mask_immediate): Likewise.
3523 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3524 Likewise. Also make these functions static.
3525 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3526 (xtensa_const_ok_for_letter_p): New.
3527 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3528 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3529 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3530 move_operand, const_float_1_operand, fpmem_offset_operand,
3531 branch_operator, ubranch_operator, boolean_operator): Move to
3533 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3534 (xtensa_mem_offset): Change return type to bool.
3535 (xtensa_extra_constraint): New.
3536 (gen_int_relational): Update type of const_range_p function pointer.
3537 Use xtensa_b4const_or_zero.
3538 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3539 xtensa_const_ok_for_letter_p. Update comments.
3540 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3541 (PREDICATE_CODES): Delete.
3542 * config/xtensa/xtensa.md: Include predicates.md.
3543 * config/xtensa/predicates.md: New file.
3545 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3547 * config/v850/v850-protos.h: Remove the prototypes for
3548 reg_or_int9_operand, reg_or_const_operand,
3549 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3550 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3551 movsi_source_operand, power_of_two_operand,
3552 not_power_of_two_operand, special_symbolref_operand,
3553 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3554 register_is_ok_for_epilogue.
3555 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3556 reg_or_int9_operand, reg_or_const_operand,
3557 call_address_operand, special_symbolref_operand,
3558 movsi_source_operand, power_of_two_operand,
3559 not_power_of_two_operand, register_is_ok_for_epilogue,
3560 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3561 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3563 * config/v850/v850.h (PREDICATE_CODES): Remove.
3564 * config/v850/v850.md: Include predicates.md.
3565 * config/v850/predicates.md: New.
3567 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3569 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3570 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3571 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3572 (itoolsdir, itoolsdatadir): Move definition above new first use.
3573 (install-itoolsdirs): New rule.
3574 (install-mkheaders): Depend on install-itoolsdirs, not
3575 install-include-dir.
3577 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3579 * tree-into-ssa.c: Remove obsolete comments.
3581 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3583 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3584 unrolling if -fpeel-loops is specified, too.
3585 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3586 Remove superfluous check for flag_unroll_loops.
3588 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3590 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3591 (lrint_optab, llrint_optab): Define corresponding macros.
3592 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3593 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3594 pattern and llrint_optab using llrintdi2 patterns.
3595 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3596 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3597 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3598 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3599 flag_unsafe_math_optimizations is set.
3601 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3603 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3604 simplify_logical, if_then_else_cond, known_cond,
3605 simplify_comparison): Adjust calls to reverse_comparison.
3606 Don't use combine_reversed_comparison_code).
3607 (combine_reversed_comparison_code): Remove.
3608 (reversed_comparison): Using reversed_comparison_code, move it...
3609 * jump.c (reversed_comparison): ... here.
3610 * rtl.h (reversed_comparison): Add prototype.
3612 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3614 * builtins.c (fold_builtin): Take decomposed arguments of
3616 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3617 * gimplify.c (gimplify_call_expr): Likewise.
3618 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3619 * tree.h: Update the prototype of fold_builtin.
3621 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3623 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3624 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3625 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3626 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3627 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3629 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3631 * builtins.c (fold_builtin_1): Take decomposed arguments of
3633 (fold_builtin): Update a call to fold_builtin_1.
3635 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3638 * gcov.c (output_lines): Only output function block summary when
3639 outputting branch information.
3640 * doc/gcov.texi: Document format of preamble and additional block
3643 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3645 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3646 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3647 the defaults false if BITS_PER_UNIT != 8.
3648 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3649 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3650 than BITS_PER_UNIT != 8.
3651 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3652 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3653 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3655 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3656 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3658 2005-03-20 Roger Sayle <roger@eyesopen.com>
3661 * fold-const.c (fold_binary): Fix type mismatch between
3662 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3663 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3664 for non-truth-valued expressions.
3666 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3667 and FUNCTION_DECL in the main switch.
3668 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3669 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3670 we also need to convert their operands to match.
3671 <TRUTH_NOT_EXPR>: Likewise.
3673 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3675 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3676 diagnostic without checking whether an lvalue.
3677 * c-common.h (lvalue_p): Remove.
3678 (enum lvalue_use): Update comment.
3679 (lvalue_or_else): Replace by lvalue_error.
3680 * c-typeck.c (lvalue_p): Make static.
3681 (lvalue_or_else): New. Call lvalue_error.
3683 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3685 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3686 (function_arg_advance): Use rs6000_parm_start.
3687 (function_arg, rs6000_arg_partial_bytes): Likewise.
3689 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3691 * c-common.c (check_case_value): Adjust comment about stripping
3693 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3694 * c-typeck.c (default_conversion, convert_arguments,
3695 build_modify_expr, convert_for_assignment, store_init_value,
3696 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3697 manually. Remove inaccurate comments.
3699 2005-03-20 Roger Sayle <roger@eyesopen.com>
3700 Joseph S. Myers <joseph@codesourcery.com>
3702 * varasm.c (do_assemble_alias): Restore comment describing function.
3703 Annotate the target parameter as potentially unused.
3705 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3708 * config/avr/avr.c (avr_output_function_prologue): Do not use
3709 current_function_name() in a label, use a local label instead.
3711 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3713 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3714 flag_finite_math_only, not flag_unsafe_math_optimizations.
3716 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3718 * builtins.c (fold_builtin_1): Update a call to
3719 targetm.fold_builtin.
3720 * hooks.c (hook_tree_tree_bool_null): Rename to
3721 hook_tree_tree_tree_bool_null. Take one more argument of type
3723 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3724 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3725 hook_tree_tree_tree_bool_null.
3726 * target.h (gcc_target): Update the prototype of fold_builtin.
3727 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3728 arguments of CALL_EXPR.
3729 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3732 2005-03-20 Jan Hubicka <jh@suse.cz>
3734 * cgraph.h (cgraph_node): Add prev_clone pointer.
3735 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3736 (cgraph_clone_node): Produce doubly linked chain.
3738 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3740 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3741 get_nonnull_operand, handle_sentinel_attribute,
3742 check_function_arguments_recurse): Do not strip NOPS from
3744 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3746 * c-format.c (get_constant): Likewise.
3747 * c-parser.c (c_parser_postfix_expression): Likewise.
3748 * c-typeck.c (set_init_index): Likewise.
3749 (convert_arguments): Don't check for NOP_EXPR containing integer
3752 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3754 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3755 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3756 Take decomposed arguments of CALL_EXPR.
3757 (fold_builtin_1): Update calls to the functions mentioned
3760 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3762 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3763 width to have integer type.
3764 (build_enumerator): Require enumerator value to have integer type.
3766 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3768 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3771 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3773 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3774 std=iso9899:199x): Correct descriptions.
3776 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3778 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3781 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3783 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3785 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3786 fold_builtin_memcpy.
3788 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3789 arguments of CALL_EXPR.
3790 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3791 fold_builtin_found, fold_builtin_1): Update calls to
3792 fold_trunc_transparent_mathfn.
3794 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3797 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3798 function pointers on targets that require function pointer
3800 (fold_sign_changed_comparison): Likewise.
3802 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3804 * combine.c (try_combine): When changing the mode of a hard reg, make
3805 sure that doing so is valid.
3807 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3809 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3810 (TARGET_HANDLE_OPTION): Override default.
3811 (avr_handle_option): New function.
3812 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3813 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3814 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3815 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3816 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3817 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3818 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3819 (TARGET_OPTIONS): Delete.
3820 * config/avr/avr.opt: New file.
3822 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3824 * config/m32r/m32r-protos.h: Remove the prototypes for
3825 call_address_operand, symbolic_operand, seth_add3_operand,
3826 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3827 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3828 two_insn_const_operand, move_src_operand,
3829 move_double_src_operand, move_dest_operand,
3830 eqne_comparison_operator, signed_comparison_operator,
3831 large_insn_p, conditional_move_operand, carry_compare_operand,
3832 m32r_block_immediate_operand, extend_operand,
3833 reg_or_eq_int16_operand, int8_operand, and
3834 reg_or_zero_operand.
3835 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3836 seth_add3_operand, int8_operand, cmp_int16_operand,
3837 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3838 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3839 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3840 move_double_src_operand, move_dest_operand,
3841 eqne_comparison_operator, signed_comparison_operator,
3842 extend_operand, small_insn_p, large_insn_p,
3843 conditional_move_operand, carry_compare_operand,
3844 m32r_block_immediate_operand): Move to predicates.md.
3845 (MAX_MOVE_BYTES): Move to m32r.h.
3846 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3847 * config/m32r/m32r.md: Include predicates.md.
3848 * config/m32r/predicates.md: New.
3850 2005-03-18 James E Wilson <wilson@specifixinc.com>
3853 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3856 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3858 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3859 call_address_operand, const_8bit_operand.
3860 * config/mn10300/mn10300.c (call_address_operand,
3861 const_8bit_operand, const_1f_operand): Move to predicates.md.
3862 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3863 * config/mn10300/mn10300.md: Include predicates.md.
3864 * config/mn10300/predicates.md: New.
3866 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3868 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3869 declarations in diagnostics and %E for identifiers, not %s.
3871 2005-03-18 Jan Hubicka <jh@suse.cz>
3872 Dale Johannesen <dalej@apple.com>
3874 * basic-block.h (scale_bbs_frequencies_int,
3875 scale_bbs_frequencies_gcov_type): Declare.
3876 * cfg.c (RDIV): New macro.
3877 (update_bb_frequency_for_threading): Fix.
3878 * basic-block.h (scale_bbs_frequencies_int,
3879 scale_bbs_frequencies_gcov_type): New.
3880 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3881 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3882 scale_bbs_frequencies_int.
3883 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3885 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3887 * config/m32r/m32r-protos.h: Remove the prototypes for
3888 call_address_operand, symbolic_operand, seth_add3_operand,
3889 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3890 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3891 two_insn_const_operand, move_src_operand,
3892 move_double_src_operand, move_dest_operand,
3893 eqne_comparison_operator, signed_comparison_operator,
3894 large_insn_p, conditional_move_operand, carry_compare_operand,
3895 m32r_block_immediate_operand, extend_operand,
3896 reg_or_eq_int16_operand, int8_operand, and
3897 reg_or_zero_operand.
3898 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3899 seth_add3_operand, int8_operand, cmp_int16_operand,
3900 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3901 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3902 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3903 move_double_src_operand, move_dest_operand,
3904 eqne_comparison_operator, signed_comparison_operator,
3905 extend_operand, small_insn_p, large_insn_p,
3906 conditional_move_operand, carry_compare_operand,
3907 m32r_block_immediate_operand): Move to predicates.md.
3908 (MAX_MOVE_BYTES): Move to m32r.h.
3909 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3910 * config/m32r/m32r.md: Include predicates.md.
3911 * config/m32r/predicates.md: New.
3913 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3915 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3916 symbolic_operand, symbolic_memory_operand,
3917 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3918 indexed_memory_operand, move_dest_operand, move_src_operand,
3919 prefetch_cc_operand, prefetch_nocc_operand,
3920 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3921 arith_operand, arith11_operand, pre_cint_operand,
3922 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3923 ireg_operand, int5_operand, uint5_operand, int11_operand,
3924 uint32_operand, arith5_operand, and_operand, ior_operand,
3925 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3926 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3927 shadd_operand, movb_comparison_operator,
3928 cmpib_comparison_operator): Move to predicates.md.
3929 (magic_milli, shadd_constant_p): Make it extern.
3930 * config/pa/pa.h (PREDICATE_CODES): Remove.
3931 * config/pa/pa.md: Include predicates.md.
3932 * config/pa/predicates.md: New.
3934 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3937 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3939 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3940 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3941 config/alpha/freebsd.h, config/alpha/linux.h,
3942 config/alpha/netbsd.h, config/alpha/osf5.h,
3943 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3944 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3945 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3946 doc/cppopts.texi: Update copyright.
3948 2005-03-18 Jan Hubicka <jh@suse.cz>
3951 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3953 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3956 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3958 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3961 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3963 * combine.c (gen_binary): Remove.
3964 (known_cond, simplify_shift_const, find_split_point,
3965 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3966 simplify_logical, expand_field_assignment, extract_left_shift,
3967 force_to_mode, if_then_else_cond, apply_distributive_law,
3968 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3969 simplify_comparison, reversed_comparison): Replace with
3970 simplify_gen_binary, simplify_gen_relational or
3971 distribute_and_simplify_rtx.
3972 (distribute_and_simplify_rtx): New function.
3974 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3975 Paolo Bonzini <gcc.gnu.org>
3977 * calls.c (setjmp_call_p, special_function_p): Update comments
3978 at the head of the functions.
3980 2005-03-18 Jan Hubicka <jh@suse.cz>
3982 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3984 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3985 function body should be released; do not proactively release function
3986 bodies in non-unit-at-a-time mode.
3988 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3990 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3991 mno-fp-ret-in-387 multilib variants.
3993 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3995 * common.opt (m): Remove.
3996 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3998 (common_handle_option): Remove OPT_m case.
4000 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4002 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4004 (fold_builtin_1): Update a call to fold_builtin_bitop.
4006 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4008 (fold_builtin_1): Update a call to fold_builtin_signbit.
4010 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4012 PR tree-optimization/20474
4013 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4014 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4016 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4018 * config/h8300/h8300-protos.h: Remove prototypes for
4019 general_operand_src, general_operand_dst, single_one_operand,
4020 single_zero_operand, call_insn_operand,
4021 two_insn_adds_subs_operand, small_call_insn_operand,
4022 jump_address_operand, bit_operand, bit_memory_operand,
4023 stack_pointer_operand, const_int_gt_2_operand,
4024 const_int_ge_8_operand, const_int_qi_operand,
4025 const_int_hi_operand, incdec_operand, bit_operator,
4026 nshift_operator, eqne_operator, gtle_operator,
4027 gtuleu_operator, iorxor_operator.
4028 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4029 h8300_ldm_stm_parallel.
4030 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4032 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4033 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4034 (h8300_ldm_stm_parallel): Make it extern.
4035 (h8300_ldm_parallel, h8300_stm_parallel,
4036 h8300_return_parallel, general_operand_src,
4037 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4038 nibble_operand, reg_or_nibble_operand, single_one_operand,
4039 single_zero_operand, call_insn_operand,
4040 two_insn_adds_subs_operand, small_call_insn_operand,
4041 jump_address_operand, bit_operand, bit_memory_operand,
4042 stack_pointer_operand, const_int_gt_2_operand,
4043 const_int_ge_8_operand, const_int_qi_operand,
4044 const_int_hi_operand, incdec_operand, eqne_operator,
4045 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4046 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4047 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4048 nshift_operator): Move to predicates.md.
4049 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4050 * config/h8300/h8300.md: Include predicates.md.
4051 * config/h8300/predicates.md: New.
4053 2005-03-17 Richard Henderson <rth@redhat.com>
4055 * config.gcc (ia64*-*-hpux*): Add extra_options.
4056 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4057 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4058 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4059 (ia64_tls_size_string, ia64_tune_string): Remove.
4060 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4061 (TARGET_DEFAULT_TARGET_FLAGS): New.
4062 (TARGET_HANDLE_OPTION): New.
4063 (ia64_override_options): Move options parsing ...
4064 (ia64_handle_option): ... here. New.
4065 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4066 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4067 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4068 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4069 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4070 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4071 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4072 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4073 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4074 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4075 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4076 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4077 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4078 TARGET_EARLY_STOP_BITS): Remove.
4079 (TARGET_ILP32): Default false.
4080 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4081 (enum ia64_inline_type): New.
4082 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4083 * config/ia64/ia64.md: Update for new definitions of
4084 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4085 * config/ia64/ia64.opt: New file.
4086 * config/ia64/ilp32.opt: New file.
4088 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4091 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4093 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4095 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4096 instead of MASK_H8300S.
4097 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4098 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4099 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4100 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4101 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4102 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4103 TARGET_SWITCHES): Remove.
4104 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4106 * config/h8300/h8300.opt: New.
4108 * config/alpha/alpha.opt, config/arc/arc.opt,
4109 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4112 2005-03-17 Ian Lance Taylor <ian@airs.com>
4116 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4118 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4119 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4120 (TARGET_HANDLE_OPTION): Override default.
4121 (arc_handle_option): New function.
4122 (arc_init): Remove code to set arch_cpu_string.
4123 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4124 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4125 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4126 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4127 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4128 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4129 (arc_rodata_string, TARGET_OPTIONS): Delete.
4130 * config/arc/arc.opt: New file.
4132 2005-03-17 Richard Henderson <rth@redhat.com>
4134 * doc/extend.texi (Weak Pragmas): New section.
4135 (attribute alias): Clarify that target must be in the same
4138 2005-03-17 Richard Henderson <rth@redhat.com>
4140 * config/alpha/alpha.opt: New file.
4141 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4143 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4144 alpha_fprm_string, alpha_fptm_string): Make static.
4145 (alpha_tls_size_string): Remove.
4146 (alpha_handle_option): New.
4147 (override_options): Update for alpha_cpu/alpha_tune split.
4148 (alpha_file_start): Likewise.
4149 (TARGET_DEFAULT_TARGET_FLAGS): New.
4150 (TARGET_HANDLE_OPTION): New.
4151 * config/alpha/alpha.h (alpha_tune): Declare.
4152 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4153 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4154 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4155 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4156 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4157 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4158 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4159 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4160 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4161 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4162 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4163 (TARGET_DEFAULT): Remove MASK_FP.
4164 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4165 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4166 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4167 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4168 alpha_tls_size_string): Remove.
4169 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4170 (attribute tune): Rename from attribute cpu.
4171 * config/alpha/ev4.md: Update to match.
4172 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4173 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4174 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4175 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4176 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4177 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4179 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4181 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4182 and return without creating new state if before_nops_num is nonzero.
4183 * config/ia64/ia64.md (first_insn): New attribute.
4184 (alloc): Set it to yes.
4186 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4188 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4189 STMT_VINFO_SUBVARS to NULL.
4190 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4192 2005-03-16 Dale Johannesen <dalej@apple.com>
4194 * rtlanal.c (find_first_parameter_load): Rewrite to
4195 return actual first param load or the call if none,
4196 instead of first in block, when not all loads exist.
4198 2005-03-16 Roger Sayle <roger@eyesopen.com>
4200 * optabs.c (expand_copysign_absneg): Make static.
4201 * optabs.h (expand_copysign_absneg): Delete prototype.
4202 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4204 2005-03-16 Richard Henderson <rth@redhat.com>
4207 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4208 (alias_pairs): Rename from output_defs.
4209 (find_decl_and_mark_needed): Split out from assemble_alias.
4210 (do_assemble_alias): New.
4211 (assemble_output_def): Remove.
4212 (finish_aliases_1, finish_aliases_2): New.
4213 (process_pending_assemble_output_defs): Remove.
4214 (assemble_alias): Defer aliases for which we don't yet have a
4215 non-external decl for the target symbol.
4216 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4217 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4218 * toplev.c (compile_file): Use finish_aliases_2 instead of
4219 process_pending_assemble_output_defs.
4220 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4221 (process_pending_assemble_output_defs): Remove.
4223 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4225 Fix PR tree-optimization/20489
4227 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4228 for empty structures.
4230 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4232 Fix PR tree-optimization/20490
4234 * tree-ssa-pre.c (create_expression_by_pieces): Use
4235 force_gimple_operand on result of fold.
4237 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4239 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4240 of closing parenthesis.
4242 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4244 * builtins.c (expand_movstr): Update a call to
4245 fold_builtin_strcpy.
4246 (expand_builtin_strncpy): Update a call to
4247 fold_builtin_strncpy.
4248 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4249 arguments of CALL_EXPR.
4250 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4251 fold_builtin_strncpy.
4252 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4253 * tree.h: Update the prototypes of fold_builtin_strcpy and
4254 fold_builtin_strncpy.
4256 2005-03-16 Steven Bosscher <stevenb@suse.de>
4257 Dorit Naishlos <dorit@il.ibm.com>
4259 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4260 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4263 2005-03-16 Steven Bosscher <stevenb@suse.de>
4265 * tree-inline.c (walk_type_fields, walk_tree,
4266 walk_tree_without_duplicates): Move from here...
4267 * tree.c: ...to here.
4269 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4271 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4272 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4273 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4274 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4275 (version): Define using $(BASEVER_c).
4276 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4278 (version.o): Depend on version files; add custom generation command.
4279 (prefix.o): Define BASEVER on command line.
4280 (s-iov): Depend on version files; adjust command.
4281 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4283 (gcc-vers.texi): New rule.
4284 (doc/%.info, doc/%.dvi): Add -I . to command line.
4285 (doc/gccinstall.dvi): Likewise.
4286 (PACKAGE): Delete. All uses replaced with "gcc".
4287 * aclocal.m4: Do not include gcc-version.m4.
4288 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4289 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4290 Set is_release based on contents of DEV-PHASE.
4291 Set gcc_version based on contents of BASE-VER.
4292 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4293 * config.in, configure: Regenerate.
4294 * gccbug.in: Determine version of GCC in use at runtime.
4295 * gcov-iov.c: Get version number and development phase from
4296 command line, not by including version.c.
4297 * intl.c: Replace all uses of PACKAGE with "gcc".
4298 * libada-mk.in: Delete unused "gcc_version" variable.
4299 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4300 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4301 commentary to match.
4302 (version_string): Put together from pieces.
4303 * config/alpha/x-vms: Do not use $(gcc_version).
4304 * config/i386/t-nwld: Likewise.
4305 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4306 version-GCC and DEVELOPMENT.
4308 2005-03-15 Roger Sayle <roger@eyesopen.com>
4310 PR tree-optimization/17454
4311 * tree.c (tree_size): Add case for TREE_BINFO.
4312 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4313 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4315 2005-03-15 Roger Sayle <roger@eyesopen.com>
4317 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4318 op1 whilst expanding the signed widenening multiply variant.
4320 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4322 * toplev.c (display_target_options): Avoid unused variable warning if
4323 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4324 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4325 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4326 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4327 (mips_isa_info): New variable.
4328 (mips_parse_cpu): Remove the first argument and leave the caller
4330 (TARGET_HANDLE_OPTION): Override default.
4331 (mips_handle_option): New function. Move option validation code from...
4332 (override_options): ...here. Update calls to mips_parse_cpu.
4333 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4334 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4335 (SUBTARGET_TARGET_OPTIONS): Delete.
4336 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4337 (mno-flush-func, mtune=): New options.
4339 2005-03-15 Roger Sayle <roger@eyesopen.com>
4340 Richard Henderson <rth@redhat.com>
4342 * real.c (c4x_single_format, c4x_extended_format): Provide values
4343 for signbit_ro for c4x's single and extended floating point formats.
4344 * optabs.c (expand_copysign): Use the floating point format's
4345 signbit_ro for expanding via expand_copysign_absneg, and it's
4346 signbit_rw field for expanding via expand_copysign_bit.
4348 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4350 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4351 known_alignment_for_access_p.
4352 (known_alignment_for_access_p): New.
4353 (do_peeling_for_alignment): Field made int instead of bool and renamed
4354 to peeling_for_alignment.
4355 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4356 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4357 functionality used to be in vect_analyze_operations.
4358 (vect_analyze_operations): Code to determine vectorization factor was
4359 moved to vect_determine_vectorization_factor.
4360 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4361 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4363 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4364 be part of vect_analyze_operations).
4365 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4366 creating the guard condition, as the number of iterations may be
4368 (slpeel_tree_peel_loop_to_edge): Use new name of
4369 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4370 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4371 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4372 (vect_do_peeling_for_alignment): Use fold.
4373 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4375 (vect_update_inits_of_dr): Renamed to
4376 vect_update_init_of_dr.
4377 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4378 (vectorizable_store): Fix assertion to use == instead of =.
4380 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4382 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4383 call_used_regs for wCG registers.
4385 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4387 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4388 for non-offsettable memory references to cope with outstanding reload
4389 replacements, take 2.
4391 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4394 * config/i386/i386.h (x86_fisttp): New.
4395 (TARGET_FISTTP): New macro.
4396 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4397 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4398 instruction when fisttp flag is set.
4399 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4401 * config/i386/i386.md (type attribute): Add fisttp.
4402 (unit attribute): Set to i387 for fisttp type.
4403 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4404 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4406 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4407 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4409 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4410 patterns for TARGET_FISTTP. Enable patterns for
4411 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4412 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4413 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4414 implement fisttp x87 insn.
4415 (fix_trunc*_i387_fisttp splitters): New patterns.
4416 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4417 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4418 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4420 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4421 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4422 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4423 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4424 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4425 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4426 Disable patterns for TARGET_FISTTP.
4427 (fix_trunc*_i387 splitters): Implement usign mode macros.
4428 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4429 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4430 (fix_trunx*_sse peephole2s): Implement using mode macros.
4432 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4434 PR rtl-optimization/20291
4435 * combine.c (try_combine): If splitting fails, re-try with
4436 original combined pattern, i.e. before clobber stripping.
4438 2005-03-14 Eric Christopher <echristo@redhat.com>
4440 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4441 STACK_GROWS_DOWNWARD.
4443 2005-03-14 Roger Sayle <roger@eyesopen.com>
4445 * real.h (struct real_format): Split the signbit field into two
4446 two fields, signbit_ro and signbit_rw.
4447 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4448 mips_double_format, ieee_extended_motorola_format,
4449 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4450 ieee_extended_intel_128_format, ibm_extended_format,
4451 mips_extended_format, ieee_quad_format, mips_quad_format,
4452 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4453 i370_double_format, c4x_single_format, c4x_extended_format,
4454 real_internal_format): Update initializers for new field.
4455 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4456 real_format structure.
4457 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4458 field of the real_format structure.
4460 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4462 Fix PR tree-optimization/20458
4464 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4465 DECL_EXTERNAL on STRUCT_FIELD tags.
4466 (clear_call_clobbered): Ditto.
4467 * tree-ssa-operands.c (note_addressable): Make sure the original
4468 variable doesn't slip into the addressable list if we have
4470 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4473 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4475 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4476 (-fwide-exec-charset): Likewise.
4477 (-finput-charset): Likewise.
4478 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4479 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4480 * c.opt (Wnormalized): New.
4482 2005-03-14 Devang Patel <dpatel@apple.com>
4484 * doc/invoke.texi: Add reference to Visibility document.
4486 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4488 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4489 MASK_SPLIT_ADDRESSES.
4490 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4491 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4492 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4493 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4494 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4495 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4496 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4497 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4498 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4499 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4500 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4501 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4502 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4503 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4504 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4505 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4506 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4507 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4508 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4509 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4510 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4511 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4512 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4513 (TARGET_EXPLICIT_RELOCS): Delete.
4514 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4515 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4516 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4517 (override_options): Set MASK_LONG64 if -mint64 is given and no
4518 -mlongXX option is. Complain about -mint64 -mlong32.
4519 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4520 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4521 * config/mips/mips.opt: New file.
4523 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4525 * config.gcc (extra_options): New variable for listing option files.
4526 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4527 * configure.ac (extra_opt_files): New AC_SUBST variable.
4528 (tm_file_list, tm_include_list): Include options.h first.
4529 * configure: Regenerate.
4530 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4531 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4532 (s-options-h): New rule.
4533 (options.h): Depend on it.
4534 (TEXI_GCCINT_FILES): Add options.texi.
4535 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4536 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4537 * target.h (gcc_target): Add default_target_flags and handle_option.
4538 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4539 (TARGET_HANDLE_OPTION): New macros.
4540 (TARGET_INITIALIZER): Include them.
4541 * opt-functions.awk (opt_args, nth_arg): New functions.
4542 (switch_flags): Handle the "Target" flag.
4544 (var_name): Use opt_args and nth_arg.
4545 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4546 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4547 macros for the "Mask" and "InverseMask" options.
4548 * opts.h (cl_var_cond): New enum.
4549 (cl_option): Replace the "has_set_value" and "set_value" fields with
4550 "var_cond" and "var_value".
4551 (CL_TARGET): New macro.
4552 (option_enabled, print_filtered_help): Declare.
4553 (decode_options): Move definition.
4554 * opts.c (handle_option): Search for the original option before
4555 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4556 var_cond and var_value fields. Use targetm.handle_option to handle
4558 (decode_options): Set target_flags to targetm.default_target_flags.
4559 (print_filtered_help): Make global. Handle CL_TARGET.
4560 (option_enabled): New function.
4561 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4562 (display_target_options, set_target_switch, print_switch_values)
4563 (default_pch_valid_p): Guard uses of target_switches with
4564 #ifdef TARGET_SWITCHES. Also...
4565 (display_target_options): Display the CL_TARGET entries in cl_options.
4566 (set_target_option): Don't complain about the "" option when
4567 TARGET_SWITCHES is undefined.
4568 (print_switch_values): Use option_enabled.
4569 (default_pch_valid_p): Check cl_options[] when looking for something
4570 that has changed the value of target_flags.
4571 * c.opt: Remove documentation from top of file.
4572 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4573 * doc/sourecebuild.texi: Refer to the new options documentation
4574 instead of c.opt. Document machine-specific .opt files.
4575 * doc/tm.texi (target_flags): Say that this variable is declared
4577 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4578 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4580 * doc/options.texi: New file.
4582 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4585 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4588 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4591 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4592 temporary variable of pointer type if an lvalues is required.
4593 (gimplify_modify_expr_rhs): Request an rvalue from it.
4594 (gimplify_expr): Pass fallback on.
4596 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4598 * cfgbuild.c: Update comments.
4600 2005-03-14 Roger Sayle <roger@eyesopen.com>
4602 PR rtl-optimization/17236
4603 * optabs.c (expand_doubleword_mult): New helper function split out
4604 from expand_binop. Permute the order in which instructions are
4605 emitted to minimize the number of simultaneously live registers.
4606 (expand_binop): Call expand_doubleword_mult to synthesize a double
4607 word multiplication.
4609 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4611 * basic-block.h: Update the prototypes of cached_make_edge and
4613 * cfg.c (cached_make_edge): Take edge_cache representing one
4614 row of the adjacency matrix of edges.
4615 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4616 (make_edges): Initialize edge_cache to represent one row of
4617 the adjacency matrix of edges.
4619 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4621 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4623 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4624 Remove unused removed_phis variable.
4625 (conditional_replacement): Use build1/build2.
4626 (abs_replacement): Use last_and_only_stmt and build1/build2.
4628 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4630 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4631 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4632 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4633 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4634 * c-common.c (handle_novops_attribute): New function.
4635 (c_common_attribute_table): Add "no vops" entry.
4636 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4637 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4638 * tree-ssa-operands.c (get_call_expr_operands): Do not
4639 create virtual operands for calls with ECF_NOVOPS flag.
4640 * tree.h (DECL_IS_NOVOPS): New macro.
4641 (struct tree_decl): Add novops_flag.
4642 (ECF_NOVOPS): New constant.
4644 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4647 * config/i386/i386.c (x86_use_himode_fiop): New.
4648 (x86_use_simode_fiop): Rename from x86_use_fiop.
4649 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4650 (TARGET_USE_HIMODE_FIOP): New.
4651 (x86_use_simode_fiop): Rename from x86_use_fiop.
4652 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4654 * config/i386/i386.md (X87MODEI12): New mode macro define.
4655 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4656 to implement x87 FP compare with HImode input operands.
4657 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4658 Use X87MODEI12 mode macro to handle HImode input operands.
4659 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4660 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4661 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4662 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4663 macro to implement x87 operators with HImode input operands.
4664 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4667 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4669 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4671 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4672 constants invariant.
4674 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4676 * basic-block.h (BB_VISITED): Removed.
4677 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4679 2005-03-14 Falk Hueffner <falk@debian.org>
4682 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4684 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4686 * ggc-zone.c: Fix comment typos.
4688 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4689 stringpool.c, config/mips/mips-protos.h: Update copyright.
4691 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4693 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4694 throughout with its typedef, "rtx".
4695 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4696 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4697 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4698 regs in comment to match code.
4700 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4702 * except.c (check_handled): Make it static.
4703 * except.h: Remove the corresponding prototype.
4705 * function.c (get_func_frame_size): Make it static.
4706 * function.h: Remove the corresponding type.
4708 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4710 * hard-reg-set.h: Remove the corresponding declarations.
4712 * tree-cfg.c (verify_stmts): Check that
4713 bb_for_stmt (stmt) == bb for every PHI node and statement.
4715 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4717 * config.gcc: Remove excess indentation.
4718 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4720 2005-03-13 Roger Sayle <roger@eyesopen.com>
4723 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4724 * fold-const.c (fold_sign_changed_comparison): Likewise.
4725 (fold_binary): Optimize comparisons against widened operands if
4726 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4728 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4730 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4731 (sparc_override_options): Initialize it.
4732 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4734 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4736 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4737 (reg_or_none500mem_operand): New predicate.
4738 (zero_reg_mem_operand): New predicate.
4739 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4740 to reg_or_none500mem_operand.
4741 (extendsfdf2_fpr): Add MEM alternative.
4742 (extenddftf2_internal): Change operand2 predicate to
4743 zero_reg_mem_operand.
4745 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4747 * ggc-zone.c: Rewritten.
4749 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4751 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4752 * config.in: Regenerated.
4753 * configure: Regenerated.
4754 * gengtype.c (write_types_process_field, write_func_for_structure):
4755 Pass new argument to gt_pch_note_object.
4756 * ggc-common.c (struct ptr_data): Add TYPE.
4757 (gt_pch_note_object): Take TYPE argument and save it.
4758 (call_count): Update call to ggc_pch_count_object.
4759 (call_alloc): Update call to ggc_pch_alloc_object.
4760 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4762 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4763 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4764 (ggc_alloc_zone_stat): Delete.
4765 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4766 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4767 (ggc_pch_alloc_object): Update prototypes.
4768 (garbage_zone): Delete.
4769 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4770 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4772 (tree_id_zone): New variable.
4773 (ggc_alloc_cleared_zone): Remove unused.
4774 (ggc_alloc_zone): Define.
4775 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4776 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4777 ggc_alloc_zone_stat.
4778 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4779 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4780 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4781 (make_node_stat): Likewise. Use tree_id_zone.
4783 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4784 Joseph S. Myers <joseph@codesourcery.com>
4786 * configure.ac: Check for MIPS TLS.
4787 * configure: Regenerated.
4788 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4789 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4790 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4791 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4792 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4793 (mips_classify_symbol, mips_symbolic_constant_p)
4794 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4795 (mips_tls_operand_p, mips_call_tls_get_addr)
4796 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4797 (mips_tls_symbol_ref_1): New functions.
4798 (mips_legitimize_address, mips_legitimize_const_move): Call
4799 mips_legitimize_tls_address.
4800 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4802 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4803 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4804 (mips_char_to_class): Document V1_REG.
4805 (HAVE_AS_TLS): Provide default.
4806 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4808 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4810 (tls_get_tp_<mode>): New instruction.
4812 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4814 * configure.ac: Update checks for target tools.
4815 * configure: Regenerated.
4817 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4819 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4821 2005-03-13 Roger Sayle <roger@eyesopen.com>
4823 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4824 more classes of DImode multiplication by constant. Allow both
4825 multiplication by small negative constants (by performing a
4826 multiplication by a positive constant and negating the result) and
4827 multiplications by large powers of two, by using a left shift.
4829 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4831 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4832 of basic blocks into work_stack.
4834 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4835 config/mips/vr.h: Update copyright.
4837 * c-decl.c (c_init_decl_processing): Remove useless calls to
4838 build_function_type.
4840 * builtins.c (fold_trunc_transparent_mathfn,
4841 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4842 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4843 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4844 fold_builtin_strcpy, fold_builtin_strncpy,
4845 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4848 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4851 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4852 variable determinant.
4854 * tree-cfg.c (group_case_labels): Remove local variable type.
4856 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4859 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4862 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4865 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4866 (*movmemqi_insn): Delete.
4867 (*movmemhi): Delete.
4869 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4871 * builtins.c (fold_builtin_classify): Take decomposed
4872 arguments of CALL_EXPR.
4873 (fold_builtin_1): Update a call to fold_builtin_classify.
4875 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4878 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4879 through into call to parser_xref_tag after parse error.
4880 (c_parser_struct_declaration): Consistently return NULL_TREE on
4883 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4885 * tree-flow-inline.h (ref_contains_array_ref): New function.
4886 (lookup_subvars_for_var): Ditto.
4887 (get_subvars_for_var): Ditto.
4888 (var_can_have_subvars): Ditto.
4890 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4891 (struct subvar): New type.
4893 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4895 * tree-optimize.c (init_tree_optimization_passes): Call
4896 pass_create_structure_vars.
4898 * tree-ssa-alias.c: Include vec.h.
4899 (init_alias_info): Don't auto-clear call clobbered on struct-field
4901 (compute_flow_insensitive_aliasing): Handle subvars.
4902 (group_aliases): Handle STRUCT_FIELD aliases.
4903 (setup_pointers_and_addressables): Ditto.
4904 Don't mark variables non-addressable if they still have
4905 addressable subvars.
4906 Also mark subvars addressable when the real variable is marked
4908 (add_pointed_to_var): Try to prune the pointed-to set by only
4909 pointing to subvars when possible.
4910 Otherwise, make sure we set addresses_needed and pt_vars to
4911 properly include subvars.
4912 (bitpos_of_field): New function.
4913 (push_fields_onto_fieldstack): Ditto.
4914 (get_or_create_used_part_for): Ditto.
4915 (create_overlap_variables_for): Ditto.
4916 (find_used_portions): Ditto.
4917 (create_structure_vars): Ditto.
4918 (pass_create_structure_vars): New structure.
4920 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4921 (get_expr_operands): Handle subvars. Also try to turn
4922 COMPONENT_REF accesses into must-defs now that we can accurately
4924 (note_addressable): Try to only mark as addressable those subvars
4925 we know a COMPONENT_REF touches.
4926 (overlap_subvar): New function.
4928 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4929 Handle subvar storing.
4930 (vect_address_analysis): Update caller of vect_object_analysis.
4932 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4934 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4935 (STMT_VINFO_SUBVARS): New macro.
4937 * common.opts: add flag_tree_salias.
4939 * opts.c (decode_options): flag_tree_salias defaults to on.
4941 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4943 * doc/tree-ssa.texi: Document structural alias analysis.
4945 2005-03-12 Steven Bosscher <stevenb@suse.de>
4947 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4948 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4949 * tree-ssa-operands.c (get_expr_operands): Likewise.
4950 (get_expr_operands): Likewise for ERROR_MARK.
4952 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4954 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4957 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4960 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4961 (mark_operand_necessary): Remove local variable ver.
4963 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4964 variable prefix_len.
4966 * value-prof.c (mod_subtract_transform): Remove local variable
4969 * builtins.c (fold_builtin_exponent): Take decomposed
4970 arguments of CALL_EXPR.
4971 (fold_builtin_1): Update a call to fold_builtin_exponent.
4973 * builtins.c (fold_builtin_logarithm): Take decomposed
4974 arguments of CALL_EXPR.
4975 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4977 * c-decl.c (c_init_decl_processing): Remove local variables
4978 ptr_ftype_void and ptr_ftype_ptr.
4980 * gimplify.c (gimplify_expr): Remove local variables r0 and
4983 * reg-stack.c (move_for_stack_reg): Remove local variable
4985 (compare_for_stack_reg): Remove local variable flags_user.
4986 (convert_regs_1): Remove local variable deleted.
4988 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4990 (combine_blocks): Remove local variables exits and new_e.
4992 * tree-inline.c (expand_call_inline): Remove local variable
4995 * tree-ssa-live.c (create_ssa_var_map,
4996 calculate_live_on_entry): Remove local variable snn.
4998 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5000 * c-lex.c (c_lex_with_flags): Add parameter to call to
5003 2005-03-11 Per Bothner <per@bothner.com>
5005 * c-tree.h (struct c_declarator): New id_loc field.
5006 * c-pragma.h (c_lex_with_flags): Take position reference.
5007 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5008 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5009 (c_lex): Pass dummy location to c_lex_with_flags.
5010 * c-parser.c (c_lex_one_token): Set c_token's location using
5011 c_lex_with_flags, instead of input_location, which might be "ahead".
5012 (c_parser_direct_declarator): Set declarator's id_loc from
5014 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5015 declarator's id_loc, rather than probably-imprecise input_location.
5016 (build_id_declarator): Initialize c_declarator's id_loc field.
5018 2005-03-11 Roger Sayle <roger@eyesopen.com>
5021 * builtins.c (expand_builtin_signbit): Force the signbit's word
5022 into an integer register to avoid SUBREGs of floating point modes.
5024 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5026 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5027 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5028 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5029 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5031 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5033 PR rtl-optimization/20306
5034 * expr.c (emit_move_complex): Set try_int false if mode is
5035 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5036 emit_block_move if try_int is true.
5038 2005-03-11 Richard Henderson <rth@redhat.com>
5041 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5042 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5045 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5047 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5048 (TARGET_FIX_VR4130): New macro.
5049 (TARGET_OPTIONS): Add -mfix-vr4130.
5050 (ISA_HAS_MACCHI): New macro.
5051 (ASM_SPEC): Add -mfix-vr4130.
5052 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5053 (override_options): Handle mips_fix_vr4130_string.
5054 (mips_avoid_hazards): Clear all_noreorder_p
5055 if we're working around VR4130 errata and the macc alternatives
5057 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5058 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5059 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5060 (MULTILIB_DEFAULTS): Remove leading "march=".
5061 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5062 if no architecture option is given.
5063 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5065 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5066 * doc/invoke.texi: Document -mfix-vr4130.
5068 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5070 * config/mips/mips.c (override_options): Only warn about -mint64
5071 deprecation if TARGET_INT64.
5073 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5075 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5076 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5077 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5078 are non-specific regarding the nonnull parameter positions.
5079 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5080 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5081 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5082 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5084 * builtins.def: Use the non-specific "nonnull" attibute lists.
5086 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5088 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5089 single_pred_edge, single_succ, single_pred): Improve comments.
5091 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5093 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5094 single_pred_edge, single_succ, single_pred): New inline functions.
5095 * bb-reorder.c (rotate_loop, find_traces_1_round,
5096 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5097 duplicate_computed_gotos): Use the single_succ/pred functions.
5098 * cfganal.c (forwarder_block_p): Ditto.
5099 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5100 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5101 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5102 merge_seq_blocks): Ditto.
5103 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5104 * cfglayout.c (fixup_reorder_chain): Ditto.
5105 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5106 canonicalize_loop_headers, verify_loop_structure): Ditto.
5107 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5108 mfb_update_loops, create_preheader, force_single_succ_latches,
5109 create_loop_notes): Ditto.
5110 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5111 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5112 commit_one_edge_insertion, purge_dead_edges,
5113 cfg_layout_can_merge_blocks_p): Ditto.
5114 * except.c (sjlj_emit_function_enter): Ditto.
5115 * flow.c (init_propagate_block_info): Ditto.
5116 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5117 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5118 insert_insn_end_bb): Ditto.
5119 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5120 find_if_case_2): Ditto.
5121 * lambda-code.c (perfect_nestify): Ditto.
5122 * lcm.c (optimize_mode_switching): Ditto.
5123 * loop-doloop.c (doloop_modify): Ditto.
5124 * loop-init.c (loop_optimizer_init): Ditto.
5125 * loop-iv.c (simplify_using_initial_values): Ditto.
5126 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5127 * loop-unswitch.c (unswitch_loop): Ditto.
5128 * modulo-sched.c (generate_prolog_epilog): Ditto.
5129 * predict.c (combine_predictions_for_insn, estimate_probability,
5130 tree_estimate_probability, last_basic_block_p,
5131 estimate_bb_frequencies): Ditto.
5132 * profile.c (branch_prob): Ditto.
5133 * regrename.c (copyprop_hardreg_forward): Ditto.
5134 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5135 * tracer.c (layout_superblocks): Ditto.
5136 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5137 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5138 cleanup_control_expr_graph, disband_implicit_edges,
5139 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5140 tree_verify_flow_info, tree_make_forwarder_block,
5141 tree_forwarder_block_p, remove_forwarder_block,
5142 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5143 * tree-if-conv.c (tree_if_conversion): Ditto.
5144 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5145 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5146 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5147 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5148 copy_loop_headers): Ditto.
5149 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5150 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5151 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5152 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5153 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5154 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5155 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5156 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5157 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5158 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5159 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5160 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5161 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5162 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5163 slpeel_add_loop_guard): Ditto.
5165 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5167 PR tree-optimization/15784
5168 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5171 * stmt.c (expand_case): Don't change index_type. Convert minval
5174 PR tree-optimization/20130
5175 * fold-const.c (fold): Fold x * -1 into -x.
5177 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5179 PR rtl-optimization/20331
5180 * rtlanal.c (modified_between_p): Check its address first for MEM.
5181 (modified_in_p): Likewise.
5183 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5185 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5187 2005-03-10 Steven Bosscher <stevenb@suse.de>
5189 * expr.c (expand_expr_real_1): If possible, use a conditional
5190 move for expanding MIN_EXPR and MAX_EXPR.
5191 Use temp for moving around rtx-en.
5193 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5196 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5199 2005-03-10 Roger Sayle <roger@eyesopen.com>
5201 * builtins.c (expand_builtin_signbit): Extend to handle floating
5202 point modes wider than the largest integer type, using the
5203 operand_subword_force function to obtain the signbit's word.
5205 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5208 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5209 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5211 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5213 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5215 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5217 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5219 (perform_edge_inserts): Unconditionally call
5220 free_dominator_info.
5222 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5224 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5226 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5228 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5230 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5232 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5234 (rtl_register_value_prof_hooks,
5235 tree_value_profile_transformations,
5236 tree_register_value_prof_hooks): Likewise.
5237 * var-tracking.c (stack_adjust_offset_pre_post,
5238 variable_htab_free, variable_union, dataflow_set_different_2,
5239 count_uses, variable_was_changed, set_frame_base_location,
5240 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5241 vt_add_function_parameters): Likewise.
5242 * varasm.c (named_section_real, named_section, make_decl_rtl,
5243 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5244 const_hash_1, compare_constant, copy_constant, force_const_mem,
5245 output_constant_pool_2, output_constant_pool_1, output_constant,
5246 output_constructor, make_decl_one_only, decl_tls_model,
5247 default_no_named_section, default_elf_select_section_1,
5248 default_unique_section_1): Likewise.
5249 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5250 * vmsdbgout.c (addr_const_to_string): Likewise.
5253 * function.c (struct assign_parm_data_one): Remove last_named
5255 (assign_parm_find_data_types): Don't determine last_named.
5256 Reorder named_parm determination.
5257 (assign_parms): Only setup varargs on the last non-varadic
5260 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5262 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5263 sda base address on medium model.
5265 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5267 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5268 * cfgloop.c (flow_loop_nodes_find): Export.
5269 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5271 * cfgloopmanip.c (fix_loop_structure): New function.
5272 * predict.c (predict_loops): Clean up the loops information.
5273 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5274 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5276 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5277 (rewrite_into_loop_closed_ssa): Declaration changed.
5278 * tree-loop-linear.c (linear_transform_loops): Add argument to
5279 rewrite_into_loop_closed_ssa call.
5280 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5281 * tree-ssa-loop-im.c (move_computations): Ditto.
5282 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5283 * tree-vectorizer.c (vectorize_loops): Ditto.
5284 * tree-optimize.c: Include cfgloop.h.
5285 (execute_todo): Choose whether to call cleanup_tree_cfg or
5286 cleanup_tree_cfg_loop.
5287 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5288 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5289 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5290 cleanup_tree_cfg_loop call.
5291 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5292 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5293 work on part of cfg.
5295 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5298 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5299 with multiple alternatives.
5301 * stmt.c (parse_output_constraint): Fix a typo.
5303 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5305 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5306 assembly directive instead of deprecated "no-generics".
5308 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5310 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5311 for non-offsettable memory references to cope with outstanding reload
5313 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5314 avoid losing outstanding address reloads.
5315 ("reload_outdi", "reload_outdf"): Likewise.
5317 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5319 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5320 code. Add more cbrt transformations.
5322 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5324 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5326 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5328 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5329 NULL_TREE when a given tree is not simplified.
5330 (fold): Return the original tree when any of the functions
5331 mentioned above NULL_TREE.
5333 * fold-const.c (fold_unary, fold_binary): Take decomposed
5334 arguments, code, type, op0, and op1 in case of fold_binary.
5335 (fold): Update calls to fold_unary and fold_binary.
5337 2005-03-09 Roger Sayle <roger@eyesopen.com>
5339 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5340 a fndecl and an arglist instead of a CALL_EXPR, exp.
5342 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5344 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5346 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5348 * expr.c (expand_assignment): Remove orig_to_rtx.
5350 * fold-const.c (int_const_binop): Remove no_overflow.
5352 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5354 * loop-iv.c (get_biv_step_1): Remove lhs.
5356 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5358 * real.c (real_nan): Remove neg.
5360 * function.c (thread_prologue_and_epilogue_insns): Remove i
5363 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5366 * tree-eh.c (tree_could_trap_p): Remove idx.
5368 * tree-into-ssa.c (ann): Remove ann.
5370 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5372 * tree-sra.c (decide_block_copy): Remove inst_count.
5374 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5376 * tree-ssa-loop-im.c (lhs): Remove.
5378 * cfgbuild.c (state, STATE, SET_STATE,
5379 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5381 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5382 (find_basic_blocks): Set the state of each basic block to
5385 2005-03-08 Jeff Law <law@redhat.com>
5387 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5388 goto results in the removal of edges in the CFG, then we need
5389 to recompute dominators.
5391 2005-03-09 Ben Elliston <bje@au.ibm.com>
5393 * c-common.c (c_do_switch_warnings): Comment fix.
5395 2005-03-08 Julian Brown <julian@codesourcery.com>
5397 * Patch from 2005-03-08 reverted for causing regressions and
5398 ppc-darwin bootstrap failure.
5400 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5402 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5403 Define the real function for ppc-darwin.
5404 * c-typeck.c (convert_arguments): Check for target-specific
5405 invalid argument call to unprototyped function.
5406 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5408 * target.h (invalid_arg_for_unprototyped_fn): New field
5410 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5411 default target hook.
5412 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5415 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5417 * c-typeck.c (constructor_stack, constructor_range_stack,
5418 initializer_stack): Make them static.
5420 * cfg.c (rbi_pool): Make it static.
5422 * gimple-low.c (lower_stmt_body): Make it static.
5423 * tree-flow.h: Remove the corresponding prototype. Don't
5426 * sched-deps.c (cache_size): Make it static.
5428 * stor-layout.c (lang_adjust_rli): Make it static.
5430 2005-03-08 Julian Brown <julian@codesourcery.com>
5432 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5433 from being used for symbols with vague linkage when
5434 HAVE_GAS_COMDAT_GROUP is true.
5436 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5438 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5439 nlabel == JUMP_LABEL (jump).
5441 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5443 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5444 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5445 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5446 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5448 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5451 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5452 * c-common.c (handle_returns_twice): New function.
5453 (c_common_attribute_table): Declare eturns_twice' attribute.
5454 * doc/extend.texi: Document eturns_twice' attribute.
5455 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5456 (struct tree_decl): Add returns_twice_flag.
5458 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5460 * tree-ssa-phiopt.c: Fix a comment typo.
5462 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5463 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5464 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5467 2005-03-08 Richard Henderson <rth@redhat.com>
5469 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5470 builtin codes with ctzdi2, clzdi2, popcountdi2.
5471 (struct alpha_builtin_def): Add is_const.
5472 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5473 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5474 (alpha_init_builtins): Init them. Set nothrow and const attributes
5476 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5477 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5478 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5479 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5480 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5481 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5482 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5483 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5484 (TARGET_FOLD_BUILTIN): New.
5485 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5486 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5488 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5490 2005-03-08 Ira Rosen <irar@il.ibm.com>
5492 PR tree-optimization/20122
5493 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5494 condition of access function instead of base.
5496 2005-03-07 Jeff Law <law@redhat.com>
5497 Steven Bosscher <stevenb@suse.de>
5499 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5500 (find_taken_edge): Call find_taken_edge_computed_goto as
5501 appropriate. Allow any gimple invariant rather than just
5502 INTEGER_CST for VAL.
5503 (cleanup_control_flow): Cleanup a computed goto which has turned
5505 (tree_merge_blocks): If block B has any forced labels, move
5506 them to the start of block A.
5507 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5508 computed gotos as well.
5509 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5510 removal of unnecessary computed gotos too.
5511 (lookup_redirection_data): Fix type of INSERT argument. Callers
5514 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5516 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5517 Remove trailing spaces.
5519 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5520 unshare_all_trees): Make them static.
5521 * tree-gimple.h: Remove the corresponding prototypes.
5523 * diagnostic.h: Remove unused prototype
5524 debug_output_buffer.
5525 * modulo-sched.c: Remove unused prototype
5526 set_row_column_for_ps.
5528 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5529 replace_phi_edge_with_variable): Remove unused variable i.
5531 2005-03-07 Per Bothner <per@bothner.com>
5533 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5535 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5538 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5539 bbs on the COND_EXPR instead of the PHI_NODEs.
5540 (candidate_bb_for_phi_optimization): Remove.
5541 (replace_phi_with_stmt): Rename to ...
5542 (replace_phi_edge_with_variable): this and change so that we
5543 replace the phi argument instead of removing the PHI.
5544 (conditional_replacement): Change so we deal with PHI with more
5546 (value_replacement): Likewise.
5547 (abs_replacement): Likewise.
5549 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5551 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5552 output_e500_flip_gt_bit.
5554 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5556 (rs6000_generate_compare): Fix logic to look at the correct bits.
5557 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5559 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5560 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5561 gen_move_from_CR_gt_bit.
5563 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5564 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5565 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5567 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5568 (E500_CR_IOR_COMPARE): New constant.
5570 2005-03-08 Earl Chew <earl_chew@agilent.com>
5571 David Billinghurst <David.Billinghurst@riotinto.com>
5573 * config/i386/host-cygwin.c: New file to support precompiled
5575 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5576 * config.host: Use above files for cygwin host.
5578 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5580 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5581 ordering ops from earlier change.
5583 2005-03-07 Per Bothner <per@bothner.com>
5585 Various fixes to allow us to again build if --enable-mapped-location:
5586 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5587 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5588 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5589 local variable loc. Change logic appropriately.
5590 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5591 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5592 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5593 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5594 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5596 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5598 PR rtl-optimization/19683
5599 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5600 number of bytes, to smallest_int_for_mode. Fix arguments to
5601 REG_CANNOT_CHANGE_MODE_P.
5603 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5605 * reorg.c (relax_delay_slots): Check that the jump is
5606 conditional before trying to invert it.
5608 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5610 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5613 * calls (stack_arg_under_construction): Make it static.
5615 * flow.c (regs_live_at_setjmp): Make it static.
5616 * flow.h: Remove the corresponding prototype.
5618 * reload1.c (reload_startobj, reload_firstobj,
5619 something_needs_operands_changed, reload_inherited,
5620 reload_inheritance_insn, reload_override_in,
5621 reload_spill_index): Make them static.
5623 * recog.c (verify_changes): Make it static.
5624 * recog.h: Remove the corresponding prototype.
5626 * cfgbuild.c (find_sub_basic_blocks): Remove.
5627 * basic-block.h: Remove the corresponding prototype.
5628 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5630 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5632 * tree-ssa-operands.c (check_build_stmt): Remove.
5634 * stor-layout.c (set_alignment): Remove.
5635 * tree.h: Remove the corresponding prototype.
5637 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5639 * tree-ssa-dce.c (control_dependence_map,
5640 visited_control_parents): Make them static.
5642 * cfghooks.c (verify_flow_info): Remove local variable
5645 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5648 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5650 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5652 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5654 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5656 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5657 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5658 PARALLEL for an empty structure.
5660 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5662 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5664 * fold-const.c (fold_binary): Unroll the very first "for"
5667 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5669 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5670 redundant match_code test.
5671 (scc_comparison_operator): Swap match_operand and match_code
5673 (branch_positive_comparison_operator): Same.
5674 (trap_comparison_operator): Use comparison_operator and swap with
5677 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5680 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5681 (out_movhi_r_mr): Read low byte of volatile MEM first.
5682 (out_movhi_mr_r): Write high byte of volatile MEM first.
5684 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5686 * cselib.c (reg_values, reg_values_size): Make them static.
5688 * cse.c (cse_reg_info_table): Make it static.
5690 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5692 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5694 * cse.c (find_best_addr): Use canon_for_address.
5696 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5698 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5699 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5700 SUBREG and MEM, respectively.
5702 * fold-const.c (fold_binary): Use code instead of t.
5704 * fold-const.c (optimize_minmax_comparison): Take decomposed
5705 arguments code, type, op0, and op1 instead of t.
5706 (fold_binary): Update a call to optimize_minmax_comparison.
5708 * fold-const.c (fold_range_test): Take decomposed arguments
5709 code, type, op0, and op1 instead of t.
5710 (fold_binary): Update a call to fold_range_test.
5712 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5713 decomposed arguments code, type, op0, and op1 instead of t.
5714 (fold_binary): Update a call to fold_range_test.
5716 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5718 * fold-const.c (fold_binary): Avoid directly using the original
5719 expression t as much as possible.
5721 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5723 * c-semantics.c (build_stmt): Use TYPE_P instead of
5724 IS_NON_TYPE_CODE_CLASS.
5725 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5726 (NON_TYPE_CHECK): Use TYPE_P instead of
5727 IS_NON_TYPE_CODE_CLASS.
5729 * fold-const.c (fold): Remove handling of binary expressions.
5731 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5733 * doc/c-tree.texi: Wrap comments in @r{}.
5734 * doc/cpp.texi: Likewise.
5735 * doc/cppinternals.texi: Likewise.
5736 * doc/extend.texi: Likewise.
5737 * doc/md.texi: Likewise.
5738 * doc/objc.texi: Likewise.
5739 * doc/sourcebuild.texi: Likewise.
5740 * doc/tm.texi: Likewise.
5743 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5745 * predict.c (apply_return_prediction): Standardize PHI chain
5747 * tree-ssa.c (ssa_redirect_edge): Likewise.
5749 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5750 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5753 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5754 * tree-flow.h: Adjust the prototype for remove_phi_node.
5755 * lambda-code.c (perfect_nestify): Adjust a call to
5758 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5759 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5761 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5762 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5763 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5764 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5766 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5767 of GEN_INT (trunc_int_for_mode (...)).
5768 * loop-iv.c (iv_number_of_iterations): Likewise.
5769 * postreload.c (reload_cse_move2add): Likewise.
5770 * simplify-rtx.c (simplify_const_unary_operation,
5771 simplify_const_binary_operation): Likewise.
5772 * stor-layout.c (get_mode_bounds): Likewise.
5774 * fold-const.c (fold_binary): New.
5775 (fold): Call fold_binary on binary expressions.
5777 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5779 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5780 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5781 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5782 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5783 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5785 2005-03-04 Devang Patel <dpatel@apple.com>
5787 PR tree-optimization/18815
5788 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5789 loops with zero exit edges.
5791 2005-03-04 Devang Patel <dpatel@apple.com>
5793 * doc/invoke.texi: Remove reference to webpage that does not exist.
5795 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5796 Joseph S. Myers <joseph@codesourcery.com>
5799 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5800 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5801 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5802 * pa.c (get_plabel): Change argument to symbol_ref. Call
5803 maybe_get_identifier instead of get_identifier.
5804 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5805 (struct deferred_plabel): Replace name field with symbol field.
5806 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5807 ASM_OUTPUT_EXTERNAL_REAL is defined.
5808 (output_global_address): Use output_addr_const for output of all
5810 (output_deferred_plabels): Use symbol_ref instead of name for address
5812 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5813 ASM_OUTPUT_SYMBOL_REF): New macros.
5814 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5816 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5819 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5821 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5822 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5824 2005-03-04 Jeff Law <law@redhat.com>
5826 * basic-block.h (rediscover_loops_after_threading): Declare.
5827 * tree-ssa-dom.c: Include cfgloop.h.
5828 (tree_ssa_dominator_optimize): Discover loops and some basic
5829 properties. Remove forwarder blocks recreated by loop header
5830 canonicalization. Also mark backedges in the CFG.
5831 * tree-ssa-threadupdate.c: Include cfgloop.h
5832 (rediscover_loops_after_threading): Define.
5833 (struct local_info): New field, JUMP_THREADED.
5834 (prune_undesirable_thread_requests): New function.
5835 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5836 then record that fact for the callers of redirct_edges.
5837 (thread_block): If BB has incoming backedges, then call
5838 prune_undesirable_thraed_requests. Note when we are
5839 going to have to rediscover loop information. Return a
5840 boolean indicating if any jumps were threaded.
5841 (thread_through_all_blocks): Bubble up boolean indicating
5842 if any jumps were threaded.
5843 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5844 (tree-ssa-threadupdate.o): Similarly.
5846 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5848 * fold-const.c (fold_ternary): Unroll the "for" loop to
5851 2005-03-04 Andrew Haley <aph@redhat.com>
5853 * unwind-dw2-fde-glibc.c (struct
5854 unw_eh_callback_data.check_cache): New field.
5855 (frame_hdr_cache): New.
5856 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5857 Cache frame header info.
5859 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5861 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5862 (print_c_condition): Declare.
5863 * read-rtl.c (ptr_loc): New structure.
5864 (ptr_locs, ptr_loc_obstack, joined_conditions)
5865 (joined_conditions_obstack): New variables.
5866 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5867 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5868 (join_c_conditions, print_c_condition): New functions.
5869 (apply_macro_to_string): Associate the new string with the same
5870 source location as the old one.
5871 (add_condition_to_string): Use join_c_conditions.
5872 (read_string): Use set_rtx_ptr_loc to record a filename and line
5873 number for the string.
5874 (read_rtx): Initialize the new variables above.
5875 * genattrtab.c (write_test_expr, write_attr_value): Use
5877 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5878 comment above the GCC_VERSION check.
5879 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5880 Inline the definition of MAYBE_EVAL.
5881 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5882 * genoutput.c (process_template): Likewise.
5883 * genpreds.c (write_predicate_subfunction): Likewise.
5884 (write_predicate_expr): Use print_c_condition.
5885 * genrecog.c (write_cond): Likewise.
5886 * gensupport.c (process_rtx): Use join_c_conditions to join the
5887 conditions of a define_insn_and_split. Record a source location
5888 for the string after the "&&".
5889 (alter_test_for_insn): Use join_c_conditions.
5891 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5894 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5895 PR tree-optimization/15784
5896 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5899 2005-03-04 Ben Elliston <bje@au.ibm.com>
5901 * gcc.c (option_map): Add --coverage.
5902 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5903 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5904 * config/darwin.h: Pass -lgcov for `coverage'.
5905 * doc/invoke.texi (Debugging Options): Document --coverage.
5907 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5909 * gcse.c (bypass_block): Use find_edge wherever possible.
5911 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5915 * c-opts.c (c_common_parse_file): Call start_source_file
5916 and end_source_file at the approriate times.
5918 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5919 the main file, it will be done for us now.
5921 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5923 * fold-const.c (fold_ternary): New.
5924 (fold): Call fold_ternary on ternary expressions. Remove
5925 handling of ternary expressions.
5927 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5929 PR tree-optimization/15784
5930 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5933 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5935 * config/rs6000/predicates.md (branch_comparison_operator):
5936 Convert from C block to conditional format.
5938 2005-03-03 Jan Hubicka <jh@suse.cz>
5940 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5941 and non-constant public variables.
5943 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5945 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5948 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5951 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5952 calls to release_ssa_name and release_phi_node.
5954 * fold-const.c (fold): Remove handling of unary expressions.
5956 * fold-const.c (fold_unary): Avoid directly using the original
5957 expression t as much as possible.
5959 2005-03-03 Roger Sayle <roger@eyesopen.com>
5960 Andrew Pinski <pinskia@physics.uc.edu>
5962 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5963 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5965 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5967 Describe special registers SRP and MOF as allocatable registers.
5968 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5969 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5970 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5971 TARGET_HAS_MUL_INSNS.
5972 (cris_print_operand) <case 'd'>: New case.
5973 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5974 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5976 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5977 (REG_ALLOC_ORDER): Update for MOF.
5978 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5980 (GENERAL_REGS): No longer a define of ALL_REGS.
5981 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5982 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5984 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5985 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5986 (SECONDARY_RELOAD_CLASS): Define.
5987 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5988 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5989 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5990 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5991 (REGISTER_MOVE_COST): Define.
5992 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5993 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5994 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5995 (CRIS_MOF_REGNUM): New define_constants.
5996 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5998 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6000 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6001 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6002 Adjust for MOF being properly described as a register.
6003 (indir_to_reg_split): Name this split. Conditionalize on the
6004 destination register being a general register.
6005 (movei): Conditionalize on on operands 0 and 1 having the same
6008 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6011 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6012 -mcpu to override any other explicitly given flags.
6014 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6016 * recog.c (verify_changes, confirm_change_group): New functions,
6017 broken out of apply_change_group.
6018 (apply_change_group): Use them.
6019 * recog.h (verify_change, confirm_change_group): Declare.
6020 * rtl.h (redirect_jump_2): Declare.
6021 * jump.c (redirect_exp, invert_exp): Delete.
6022 (invert_exp_1): Take second parameter. Return value. Changed caller.
6023 (redirect_jump_2): New function, broken out of redirect_jump.
6024 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6025 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6026 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6028 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6030 * varasm.c (named_section): Use xstrdup rather than doing it by
6033 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6035 2005-03-02 Devang Patel <dpatel@apple.com>
6037 Undo PR tree-optimization/18815 fix.
6039 2005-03-02 Devang Patel <dpatel@apple.com>
6041 PR tree-optimization/18815
6042 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6043 loops with zero exit edges.
6045 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6047 * cfg.c (connect_src, connect_dest, disconnect_src,
6048 disconnct_dest): New.
6049 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6050 redirect_edge_pred): Use the new functions.
6052 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6053 free_dominance_info only when needed.
6055 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6058 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6059 (reg_or_sub_cint64_operand): Same.
6061 2005-03-02 Jeff Law <law@redhat.com>
6063 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6064 CFG_ALTERED in the main DOM iteration loop.
6066 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6069 * varasm.c (initializer_constant_valid_p): Allow conversions
6070 between OFFSET_TYPEs. Tidy.
6072 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6074 * config/cris/cris.md ("return"): Remove epilogue delay list
6077 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6079 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6081 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6083 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6085 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6086 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6087 config/m68k/m68k.c, config/mips/mips.h,
6088 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6089 doc/include/gcc-common.texi: Update copyright.
6091 PR middle-end/18029 and PR middle-end/18030
6092 * expr.c (optimize_bitfield_assignment_op): Add a special case
6093 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6095 * fold-const.c (fold_unary): New.
6096 (fold): Call fold_unary on unary expressions.
6098 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6100 * cgraph.h (struct cgraph_edge): Add prev_caller and
6102 (cgraph_node_remove_callees): Export.
6103 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6105 (cgraph_edge_remove_callee): New function.
6106 (cgraph_edge_remove_caller): Likewise.
6107 (cgraph_remove_edge): Use.
6108 (cgraph_redirect_edge_callee): Likewise.
6109 (cgraph_node_remove_callees): New function.
6110 (cgraph_node_remove_callers): Likewise.
6111 (cgraph_remove_node): Use.
6112 * tree-optimize.c (tree_rest_of_compilation): Use
6113 cgraph_node_remove_callees instead of manual loop.
6114 * cgraphunit.c (cgraph_finalize_function): Likewise.
6115 (cgraph_expand_function): Likewise.
6116 (cgraph_remove_unreachable_nodes): Likewise.
6118 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6121 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6123 * c-decl.c (undeclared_variable): Take location as argument.
6124 * c-typeck.c (build_external_ref): Likewise.
6125 * c-parser.c (c_parser_postfix_expression): Pass location of
6126 identifier to build_external_ref.
6128 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6130 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6131 CCEQ mode for branch_positive_comparison_operator test.
6132 * config/rs6000/predicates (branch_comparison_operator): Revert to
6134 (scc_comparison_operator): Same.
6135 (branch_positive_comparison_operator): Same.
6137 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6139 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6140 (cris_delay_slots_for_epilogue): Remove.
6141 (save_last): Move into cris_target_asm_function_epilogue.
6142 (cris_target_asm_function_epilogue): Remove tests for file being
6144 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6145 (cris_delay_slots_for_epilogue): Remove prototypes.
6146 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6147 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6149 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6151 * config/rs6000/predicates.md (branch_comparison_operator): Change
6152 to define_special_predicate.
6153 (scc_comparison_operator): Same.
6154 (branch_positive_comparison_operator): Same.
6156 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6158 * Makefile.in (tree-ssa-sink.o): New.
6159 (OBJS-common): Add tree-ssa-sink.o.
6160 * common.opt: Add -ftree-sink
6161 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6162 * timevar.def (TV_TREE_SINK): new timevar.
6163 * tree-flow.h (is_hidden_global_store): Prototype.
6164 * tree-optimize.c (init_tree_optimization_passes): Add
6166 * tree-pass.h (pass_sink_code): New.
6167 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6168 for non-obvious global store store to is_hidden_global_store, and
6169 call that new function.
6170 * tree-ssa-sink.c: New file.
6171 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6172 * doc/passes.texi: Document forward store motion.
6173 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6174 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6175 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6176 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6178 2005-03-01 Per Bothner <per@bothner.com>
6180 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6181 and we have a non-zero column-number, add it to the message.
6182 Also factor out the diagnostic_kind_text.
6184 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6186 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6187 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6188 flow_loop_scan): Removed.
6189 (flow_loop_dump): Do not dump removed fields.
6190 (flow_loop_free): Do not free removed fields.
6191 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6192 (loop_exit_edge_p): New function.
6193 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6194 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6195 num_exits, exits_doms.
6196 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6197 LOOP_EDGES, LOOP_ALL): Removed.
6198 (flow_loop_scan): Declaration removed.
6199 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6200 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6202 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6203 (if_convert): Call flow_loops_find and flow_loops_free
6204 when calling mark_loop_exit_edges.
6205 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6206 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6207 free_dominance_info calls.
6208 * loop-init.c (flow_loops_find): Ditto.
6209 * passes.c (rest_of_handle_branch_prob): Ditto.
6210 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6211 * loop-unroll.c (analyze_insns_in_loop): Do not use
6213 * predict.c (predict_loops): Do not call flow_loop_scan.
6214 Use get_loop_exit_edges.
6215 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6216 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6217 Do not use EDGE_LOOP_EXIT.
6218 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6219 to bb_with_exit_edge_p.
6220 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6221 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6222 to bb_with_exit_edge_p.
6223 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6225 * tree-loop-linear.c (linear_transform_loops): Do not call
6226 flow_loop_scan. Use loop->single_exit.
6227 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6228 (vect_analyze_loop_form): Do not call flow_loop_scan.
6229 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6231 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6233 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6234 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6235 slpeel_tree_duplicate_loop_to_edge_cfg,
6236 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6237 Use loop_preheader_edge and loop->single_exit. Do not call
6240 2005-03-01 Nick Clifton <nickc@redhat.com>
6242 * config/arm/arm.c (thumb_find_work_register): Check all of the
6243 argument registers to see if they are free, and a couple of
6244 special cases where the last argument register but can be proved
6245 to be available during the function's prologue.
6246 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6247 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6248 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6250 (thumb_compute_save_reg_mask): Likewise. Also use
6251 thumb_find_work_register() to ensure that there is agreement about
6252 which work register is going to be used in the prologue.
6253 (thumb_output_function_prologue): Use unsigned long as the type
6254 for the register bit-mask. Also delay pushing the link register if
6255 other high registers are going to be pushed.
6256 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6257 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6258 redundant prototypes.
6260 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6263 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6264 and after reload in REG+REG indexed addresses without REG_POINTER
6265 set in the base and not set in the index.
6267 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6269 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6270 Don't undefine here.
6271 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6272 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6273 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6274 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6275 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6277 * config.gcc (sh*-*-linux*): Use config/linux.h.
6279 2005-02-28 Dale Johannesen <dalej@apple.com>
6280 Stan Shebs <shebs@apple.com>
6282 Rewrite of 64-bit Darwin structure-by-value pass/return.
6283 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6284 intoffset, use_stack, named.
6285 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6286 (rs6000_darwin64_record_arg_advance_flush): New.
6287 (rs6000_darwin64_record_arg_advance_recurse): New.
6288 (rs6000_darwin64_record_arg_flush): New.
6289 (rs6000_darwin64_record_arg_recurse): New.
6290 (rs6000_darwin64_record_arg): New.
6291 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6292 (function_arg_boundary): Handle 128-bit aligned structs.
6293 (function_arg_advance): Rewrite darwin64 struct handling.
6294 (function_arg): Call rs6000_darwin64_record_arg.
6295 (function_arg_partial_nregs): Handle darwin64 structs.
6296 (rs6000_darwin64_function_value): Remove.
6297 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6299 2005-02-28 Roger Sayle <roger@eyesopen.com>
6301 PR tree-optimization/20216
6302 * tree-chrec.c (tree_fold_factorial): Delete.
6303 (tree_fold_binomial): Change argument list to take a return type
6304 and change the type of K to unsigned int. Rewrite to avoid explicit
6305 evaluation of factorials, and (recursively) calling fold to perform
6306 compile-time arithmetic. Return NULL on (internal) overflow.
6307 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6308 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6309 if any intermediate calculation overflows.
6310 (chrec_apply): Update call to chrec_evaluate.
6312 2005-02-28 James E Wilson <wilson@specifixinc.com>
6314 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6316 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6319 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6320 instead of NULL_TREE on error.
6322 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6324 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6325 (EASY_VECTOR_15_ADD_SELF): Remove.
6326 (num_insns_constant_wide): Not static.
6327 (validate_condition_mode): Not static.
6328 (toc_relative_expr_p): Not static.
6329 (legitimate_indirect_address_p): Not static.
6330 (macho_lo_sum_memory_operand): Not static.
6331 (invalid_e500_subreg): Not static.
6332 (easy_vector_same): Not static.
6333 (easy_vector_splat_const): Not static.
6334 (RS6000_SYMBOL_REF_TLS_P): Remove.
6335 (any_operand): Delete.
6336 (any_parallel_operand): Delete.
6337 (count_register_operand): Delete.
6338 (altivec_register_operand): Delete.
6339 (xer_operand): Delete.
6340 (s8bit_cint_operand): Delete.
6341 (short_cint_operand): Delete.
6342 (u_short_cint_operand): Delete.
6343 (non_short_cint_operand): Delete.
6344 (exact_log2_cint_operand): Delete.
6345 (gpc_reg_operand): Delete.
6346 (cc_reg_operand): Delete.
6347 (cc_reg_not_cr0_operand): Delete.
6348 (reg_or_short_operand): Delete.
6349 (reg_or_neg_short_operand): Delete.
6350 (reg_or_aligned_short_operand): Delete.
6351 (reg_or_u_short_operand): Delete.
6352 (reg_or_cint_operand): Delete.
6353 (reg_or_arith_cint_operand): Delete.
6354 (reg_or_add_cint64_operand): Delete.
6355 (reg_or_sub_cint64_operand): Delete.
6356 (reg_or_logical_cint_operand): Delete.
6357 (got_operand): Delete.
6358 (got_no_const_operand): Delete.
6359 (easy_fp_constant): Delete.
6360 (easy_vector_constant): Delete.
6361 (easy_vector_constant_add_self): Delete.
6362 (zero_constant): Delete.
6363 (zero_fp_constant): Delete.
6364 (volatile_mem_operand): Delete.
6365 (offsettable_mem_operand): Delete.
6366 (mem_or_easy_const_operand): Delete.
6367 (add_operand): Delete.
6368 (non_add_cint_operand): Delete.
6369 (logical_operand): Delete.
6370 (non_logical_cint_operand): Delete.
6371 (mask_operand): Delete.
6372 (mask_operand_wrap): Delete.
6373 (mask64_operand): Delete.
6374 (mask64_2_operand): Delete.
6375 (and64_operand): Delete.
6376 (and64_2_operand): Delete.
6377 (and_operand): Delete.
6378 (reg_or_mem_operand): Delete.
6379 (lwa_operand): Delete.
6380 (symbol_ref_operand): Delete.
6381 (call_operand): Delete.
6382 (current_file_function_operand): Delete.
6383 (input_operand): Delete.
6384 (rs6000_nonimmediate_operand): Delete.
6385 (rs6000_tls_symbol_ref): Delete.
6386 (save_world_operation): Delete.
6387 (restore_world_operation): Delete.
6388 (load_multiple_operation): Delete.
6389 (store_multiple_operation): Delete.
6390 (vrsave_operation): Delete.
6391 (mfcr_operation): Delete.
6392 (mtcrf_operation): Delete.
6393 (lmw_operation): Delete.
6394 (stmw_operation): Delete.
6395 (branch_comparison_operator): Delete.
6396 (branch_positive_comparison_operator): Delete.
6397 (scc_comparison_operator): Delete.
6398 (trap_comparison_operator): Delete.
6399 (boolean_operator): Delete.
6400 (boolean_or_operator): Delete.
6401 (min_max_operator): Delete.
6402 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6403 (EASY_VECTOR_15): Moved to here.
6404 (EASY_VECTOR_15_ADD_SELF): Move to here.
6405 (PREDICATE_CODES): Delete.
6406 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6407 Declare functions no longer static.
6408 * config/rs6000/predicates.md: New.
6409 * config/rs6000/rs6000.md: Include predicates.md
6411 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6413 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6414 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6416 * cfgrtl.c (need_fake_edge_p): Likewise.
6417 * combine.c (distribute_notes): Likewise.
6418 * emit-rtl.c (try_split): Likewise.
6419 * recog.c (peephole2_opimize): Likewise.
6420 * reg-notes.def (ALWAYS_RETURN): Remove.
6421 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6422 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6423 * tree.h (ECF_ALWAYS_RETURN): Remove.
6425 2005-02-28 Roger Sayle <roger@eyesopen.com>
6428 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6429 between different machine modes is never a "useless" conversion.
6431 2005-02-28 Geert Bosch <bosch@gnat.com>
6434 * doc/contrib.texi: List contributors for Ada front end
6436 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6438 * simplify-rtx.c (simplify_unary_operation_1,
6439 simplify_const_unary_operation): New, extracted from...
6440 (simplify_unary_operation): ... this one.
6441 (simplify_binary_operation_1,
6442 simplify_const_binary_operation): New, extracted from...
6443 (simplify_binary_operation): ... this one.
6444 * rtl.h (simplify_const_unary_operation,
6445 simplify_const_binary_operation): Add prototypes.
6447 2005-02-28 Julian Brown <julian@codesourcery.com>
6449 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6450 building libjava and caused PR regression/20228.
6452 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6455 * Makefile.in (host_subdir): New.
6456 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6457 * configure: Regenerate.
6459 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6461 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6462 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6463 installation directory first.
6465 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6468 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6469 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6470 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6471 * config/cris/cris.md: Tweak comments referring to Q.
6472 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6473 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6474 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6475 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6476 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6477 Insert spaces in constraints to align alternatives vertically for
6479 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6482 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6484 PR rtl-optimization/17728
6485 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6486 operand 0 from general_operand to move_dest_operand.
6488 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6490 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6491 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6492 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6493 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6495 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6497 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6498 * configure: Regenerate.
6499 * libada-mk.in: Remove CC; rename
6500 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6502 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6505 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6506 for the lhs, also walk over the tree. Likewise for rhs.
6508 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6510 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6511 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6512 Do not propagate value of iv before increment over the increment.
6514 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6516 * c-parser.c: New file.
6517 * c-parse.in: Remove.
6518 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6520 (c-parser.o): Add dependencies.
6521 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6522 maintainer-clean, TAGS): Update.
6523 * c-config-lang.in (gtfiles): Update.
6524 * gengtype-lex.l: Don't handle "@@".
6525 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6526 objc_build_synchronized, objc_begin_try_stmt,
6527 objc_begin_catch_clause, objc_finish_catch_clause,
6528 objc_build_finally_clause, objc_finish_try_stmt): New.
6529 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6531 (c_parse_init): Update comment.
6532 * c-decl.c (c_init_decl_processing): Update comment.
6533 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6534 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6535 new c_declspecs members.
6537 2005-02-25 Julian Brown <julian@codesourcery.com>
6539 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6540 from being used for symbols with vague linkage when
6541 HAVE_GAS_COMDAT_GROUP is true.
6543 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6545 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6547 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6550 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6551 (LIBGCC2_HAS_DF_MODE): New.
6552 (LIBGCC2_HAS_XF_MODE): New.
6553 (LIBGCC2_HAS_TF_MODE): New.
6554 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6555 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6556 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6557 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6558 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6559 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6560 and add _fixtfdi, _fixunstfdi, _floatditf
6561 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6562 L_fixunstfdi, L_floatditf.
6563 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6564 (LIBGCC2_HAS_TF_MODE): Define.
6566 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6568 PR tree-optimization/20204
6569 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6570 REWRITE_THIS_STMT markers on PHI nodes.
6571 (rewrite_initialize_block): Likewise.
6573 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6575 * version.c (version_string): Update to 4.1.
6577 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6579 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6580 Clarify that the alternative way doesn't work in GNU C++.
6582 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6584 PR tree-optimization/19937
6585 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6586 to the type of the induction variable.
6588 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6590 PR rtl-optimization/20117
6591 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6592 the block including noncopyable insn.
6594 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6596 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6597 calls to find_reg_note.
6599 2005-02-24 Richard Henderson <rth@redhat.com>
6602 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6605 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6607 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6608 vector types if to use base reg for misaligned non-word ld/std.
6610 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6613 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6614 dwarf2 label manually and put it after, not before the prologue.
6616 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6619 * reload.c (operands_match_p): Only increment register number for
6620 SCALAR_INT_MODE_P modes in multiple hard registers.
6622 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6625 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6627 * ChangeLog.5: Fix log message typo(s).
6628 * ChangeLog.7: Likewise.
6629 * ChangeLog.tree-ssa: Likewise.
6630 * cfgexpand.c: Fix comment typo(s).
6631 * conflict.c: Likewise.
6632 * defaults.h: Likewise.
6633 * dwarf2out.c: Likewise.
6635 * ggc-page.c: Likewise.
6636 * tree-eh.c: Likewise.
6637 * tree-ssa-dom.c: Likewise.
6639 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6642 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6643 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6644 if SHARED is defined.
6647 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6648 allow splitting only if operands 0 and 3 don't overlap.
6650 2005-02-24 Richard Henderson <rth@redhat.com>
6653 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6654 (fold_builtin_1): Call them.
6655 * fold-const.c (fold_complex_mult_parts): Split out from ...
6656 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6657 (fold_complex_div_parts, fold_complex_div): New.
6659 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6661 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6663 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6664 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6666 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6667 (print_node): Likewise.
6668 Print TYPE_SIZES_GIMPLIFIED.
6670 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6672 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6673 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6674 operands as commutative in constraints.
6676 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6678 * tree-into-ssa.c: Re-organize internal functions.
6680 2005-02-24 Richard Henderson <rth@redhat.com>
6683 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6685 * common.opt (fcx-limited-range): New.
6686 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6687 * toplev.c (flag_complex_method): Initialize to 1.
6688 (process_options): Set flag_complex_method to 0 if
6689 flag_cx_limited_range.
6690 * doc/invoke.texi (-fcx-limited-range): New.
6692 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6694 * cse.c (delete_trivially_dead_insns): Speed up by using
6695 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6698 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6700 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6701 functions when -mid-shared-library is being used.
6703 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6705 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6706 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6707 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6708 * system.h: Poison LINK_LIBGCC_SPECIAL.
6710 2005-02-23 James E Wilson <wilson@specifixinc.com>
6712 * gengtype.c (note_insn_name): Make 1 element larger.
6714 2005-02-23 Roger Sayle <roger@eyesopen.com>
6717 PR rtl-optimization/20097
6718 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6719 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6721 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6723 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6724 * t-aix52 (SHLIB_INSTALL): Same.
6726 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6728 * genpreds.c: Update copyright.
6730 2005-02-23 Michael Beach <michaelb@ieee.org>
6733 * config/sparc/t-elf (startup files): Assemble with CPP.
6735 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6737 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6738 (write_predicate_expr): Likewise.
6740 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6742 PR tree-optimization/20100
6743 PR tree-optimization/20115
6744 * tree-optimize.c (init_tree_optimization_passes): Remove
6745 pass_maybe_create_global_var.
6746 * tree-pass.h (pass_maybe_create_global_var): Remove.
6747 * tree-ssa-alias.c (aliases_computed_p): Declare.
6748 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6749 (count_calls_and_maybe_create_global_var): Remove.
6750 (pass_maybe_create_global_var): Remove.
6751 (init_alias_info): Do not declare aliases_computed_p.
6752 (maybe_create_global_var): If the function contains no
6753 call-clobbered variables and a mix of pure/const and regular
6754 function calls, create .GLOBAL_VAR.
6755 Mark all call-clobbered variables for renaming.
6756 (merge_pointed_to_info): Update comment.
6757 (add_pointed_to_var): Likewise.
6758 (is_escape_site): Likewise.
6759 Accept struct alias_info * instead of size_t *.
6761 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6763 * tree-ssa-operands.c (get_call_expr_operands): If
6764 ALIASES_COMPUTED_P is false, do not add call-clobbering
6766 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6767 (delete_tree_ssa): Likewise.
6769 2005-02-22 James E Wilson <wilson@specifixinc.com>
6771 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6772 (do_compile): Do call it here.
6774 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6776 PR rtl-optimization/20017.
6777 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6778 rest_of_handle_cse2, rest_of_handle_gcse): Call
6779 delete_dead_jumptables immediately before calling cleanup_cfg.
6781 2005-02-22 Devang Patel <dpatel@apple.com>
6784 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6787 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6789 * config/rs6000/aix.h (WINT_TYPE): Define.
6791 2005-02-22 Stan Shebs <shebs@apple.com>
6793 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6794 natural alignment for 64-bit Darwin.
6795 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6797 * doc/invoke.texi: Document this.
6799 2005-02-22 DJ Delorie <dj@redhat.com>
6801 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6802 to make_[un]signed_type, not the mode itself.
6804 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6806 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6807 not available. Use tail calls wherever possible.
6808 (make_edge): Call unchecked_make_edge to create an edge.
6810 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6811 (coalesce_ssa_name): Don't check for
6812 SSANORM_USE_COALESCE_LIST.
6813 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6815 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6817 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6818 (rewrite_into_ssa): ... here.
6820 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6822 PR tree-optimization/19786
6823 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6824 tag to another's may-alias bitmap when adding to the other's list.
6826 2005-02-21 DJ Delorie <dj@redhat.com>
6828 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6829 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6830 registers in unsupported ways.
6831 * expmed.c (init_expmed): Likewise.
6833 2005-02-21 Stan Cox <scox@redhat.com>
6835 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6837 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6839 * tree-cfg.c (fold_cond_expr_cond): New.
6840 (make_edges): Call fold_cond_expr_cond.
6841 (find_taken_edge): Accept nothing but INTEGER_CST.
6842 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6844 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6846 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6847 that do not belong to any basic block.
6849 2005-02-21 Jeff Law <law@redhat.com>
6851 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6854 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6856 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6857 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6858 Adjust their definitions.
6859 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6860 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6862 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6863 genautomata.c, langhooks.c, langhooks.h, system.h,
6864 config/arm/lib1funcs.asm: Update copyright.
6866 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6868 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6870 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6873 * doc/install.texi: Document --with-gc.
6875 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6877 * simplify-rtx.c (simplify_unary_operation): Add a missing
6880 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6882 PR tree-optimization/18663
6883 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6884 if the type has variable bounds.
6886 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6888 * gcse.c: Remove an obsolete comment.
6890 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6892 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6894 * doc/extend.texi (Function Attributes) <Attribute const>: The
6895 attribute "pure" is below this text, not above.
6897 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6899 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6900 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6901 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6903 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6906 * langhooks.h (struct lang_hooks): Add to_target_charset.
6907 * langhooks.c (lhd_to_target_charset): New function.
6908 * langhooks-def.h: Declare lhd_to_target_charset.
6909 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6910 (LANG_HOOKS_INITIALIZER): Update.
6911 * c-common.c (c_common_to_target_charset): New function.
6912 * c-common.h: Declare it.
6913 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6914 c_common_to_target_charset.
6916 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6917 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6919 * system.h: Poison them.
6920 * doc/tm.texi: Don't discuss them.
6921 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6922 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6923 (pp_c_char): Do not attempt to generate letter escapes for
6925 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6926 * config/mips/mips.c (mips_output_ascii): Likewise.
6928 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6930 PR tree-optimization/19951
6931 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6934 2005-02-19 Steven Bosscher <stevenb@suse.de>
6937 * function.h (struct function): New field `max_loop_depth'.
6938 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6939 (flow_loops_find): Reset the max loop depth count before finding loops.
6940 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6941 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6942 (calculate_global_regs_live): Make sure the loop will terminate
6943 when the initial sets are not empty.
6945 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6947 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6949 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6951 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6954 * doc/invoke.texi: Remove documentation of %M spec.
6956 (init_spec): Remove %M suffix from -lgcc_s.
6957 (do_spec_1): Remove 'M' case.
6958 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6959 to put shared libraries in the multilib directory. Remove the
6960 shlib_so_soname substitution variable. Don't add a multilib encoding
6961 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6962 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6963 SHLIB_INSTALL as well as SHLIB_LINK.
6964 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6965 (SHLIB_NAME): Delete.
6966 (SHLIB_DIR): New macro.
6967 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6968 (SHLIB_INSTALL): Adjust accordingly.
6969 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6970 * config/t-slibgcc-sld: Likewise.
6971 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6972 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6973 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6975 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6976 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6977 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6978 Use @shlib_base_name@ instead of @shlib_so_name@.
6979 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6980 and @shlib_base_name@.so in @multilib_dir@.
6981 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6982 to the install path.
6983 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6984 (SHLIB_LINK): Remove previous workaround.
6985 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6986 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6987 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6989 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6990 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6991 (SHLIB_INSTALL): Adjust accordingly.
6992 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6993 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6994 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6995 config/t-slibgcc-elf-ver.
6997 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6998 Jakub Jelinek <jakub@redhat.com>
7000 PR tree-optimization/19828
7001 * tree-ssa-loop-im.c: Add a TODO comment.
7002 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7003 without side-effects.
7005 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7007 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7010 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7012 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7013 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7014 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7016 (ia64_reorg): Delete fixup_errata call.
7017 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7018 (TARGET_SWITCHES): Delete -mb-step entry.
7020 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7023 * c-typeck.c (composite_type): Handle quals in transparent unions.
7024 (type_lists_compatible_p): Likewise.
7026 2005-02-18 Stan Shebs <shebs@apple.com>
7028 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7029 expressions in the .literal8 section.
7031 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7033 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7035 2005-02-18 Roger Sayle <roger@eyesopen.com>
7037 * fold-const.c (constant_boolean_node): Always create values of the
7038 specified type, don't bother calling truthvalue_conversion.
7040 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7042 * except.c (output_function_exception_table): Call
7043 assemble_external_libcall (eh_personality_libfunc).
7045 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7048 * config/ia64/ia64.h (struct machine_function): Add state_num.
7049 * config/ia64/ia64.c (process_epilogue,
7050 process_for_unwind_directive): Use new unwind state numbers each
7051 time rather than state 1.
7053 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7056 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7057 before the "*llgt_didi" pattern.
7059 2005-02-18 Jason Merrill <jason@redhat.com>
7061 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7063 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7065 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7066 (div0): Use it in place of ARM_FUNC_ALIAS.
7067 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7069 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7072 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7073 access, the lower bound of the array type if it exists.
7075 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7078 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7079 cases that are out-of-range for the index type.
7081 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7083 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7084 (estimate_case_costs): Don't call convert.
7085 * expmed.c (expand_shift): Likewise.
7086 (make_tree): Call fold_convert instead of convert.
7088 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7091 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7092 that ref to be marked MEM_READONLY_P doesn't have base that needs
7095 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7097 * genautomata.c (output_get_cpu_unit_code_func,
7098 output_cpu_unit_reservation_p): Don't generate old-style function
7101 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7104 PR tree-optimization/20009
7105 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7107 PR tree-optimization/18947
7108 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7109 inline, remove all nodes that are inlined into the extern inline
7112 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7114 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7115 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7116 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7117 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7120 2005-02-17 Roger Sayle <roger@eyesopen.com>
7122 PR tree-optimization/19917
7123 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7124 to be potentially trapping.
7126 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7128 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7130 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7132 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7133 tem becomes a local variable which is set to the value of the
7134 back end defined INITIAL_FRAME_ADDRESS macro.
7135 (expand_builtin_frame_address): Omit the base parameter to
7136 expand_builtin_return_addr.
7137 (expand_builtin_profile_func): Likewise.
7138 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7139 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7140 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7142 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7144 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7145 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7146 * config/frv/frv.c (frv_function_epilogue): Likewise.
7148 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7150 * lambda-code (perfect_nestify): Remove mark/unmark
7152 * tree-loop-linear.c (linear_transform_loops): Add
7153 rewrite_into_ssa call so that ssa is correct for
7154 rewriting into loop closed.
7156 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7158 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7159 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7161 * bt-load.c (btr_def_live_range, combine_btr_defs,
7162 migrate_btr_def, migrate_btr_defs): Likewise.
7163 * cfgcleanup.c (thread_jump): Likewise.
7164 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7165 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7166 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7167 df_rd_local_compute, df_reg_info_compute): Likewise.
7168 * dominance.c (init_dom_info, free_dom_info): Likewise.
7169 * flow.c (init_propagate_block_info,
7170 free_propagate_block_info): Likewise.
7171 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7172 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7173 modify_reg_pav): Likewise.
7174 * loop-invariant.c (find_defs, find_invariant_insn,
7175 find_invariants, free_inv_motion_data): Likewise.
7176 * predict.c (tree_predict_by_opcode,
7177 estimate_bb_frequencies): Likewise.
7178 * stmt.c (expand_case): Likewise.
7179 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7180 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7181 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7182 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7183 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7184 rewrite_ssa_into_ssa): Likewise.
7185 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7186 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7187 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7188 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7189 * tree-sra.c (tree_sra): Likewise.
7190 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7191 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7192 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7193 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7194 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7195 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7197 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7198 calculate_live_on_entry, calculate_live_on_exit,
7199 build_tree_conflict_graph): Likewise.
7200 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7201 record_important_candidates, set_use_iv_cost, find_depends,
7202 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7203 tree_ssa_iv_optimize_finalize): Likewise.
7204 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7205 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7206 tree_duplicate_loop_to_header_edge): Likewise.
7207 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7208 * tree-ssa.c (verify_flow_insensitive_alias_info,
7209 verify_name_tags, verify_ssa, init_tree_ssa,
7210 delete_tree_ssa): Likewise.
7211 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7212 fini_ssanames): Likewise.
7213 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7215 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7217 * config/rs6000/t-rtems: Completely reworked.
7219 2005-02-17 Ira Rosen <irar@il.ibm.com>
7221 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7223 2005-02-17 Ira Rosen <irar@il.ibm.com>
7225 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7226 POINTER_TYPE_P when checking that type is a pointer.
7227 (vect_get_memtag): Remove.
7228 (vect_address_analysis): Use POINTER_TYPE_P. Call
7229 vect_object_analysis with dummy parameter for memtag.
7230 (vect_object_analysis): Extract memtag (functionality that
7231 used to be in vect_get_memtag and moved here). Fix printings.
7232 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7233 with correct parameters. Remove call to vect_get_memtag.
7235 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7237 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7238 (tree-vectorizer.o): Added missing dependencies.
7240 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7242 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7243 declaration in tree-vectorizer.c, now has an extern declaration in
7245 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7246 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7247 get_vectype_for_scalar_type, vect_is_simple_use,
7248 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7249 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7250 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7251 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7252 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7253 find_loop_location): Likewise.
7255 * tree-vectorizer.c (langhooks.h): #include removed.
7256 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7257 moved to tree-vectorized.h.
7258 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7259 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7260 get_vectype_for_scalar_type, vect_is_simple_use,
7261 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7262 vect_supportable_dr_alignment, new_loop_vec_info,
7263 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7264 vect_set_verbosity_level, find_loop_location): Likewise.
7266 (vect_analyze_loop): Function externalized. Declaration moved to
7267 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7268 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7269 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7270 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7271 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7272 vect_enhance_data_refs_alignment, vect_analyze_operations,
7273 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7274 vect_stmt_relevant_p, vect_get_loop_niters,
7275 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7276 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7277 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7278 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7279 vect_get_memtag): Likewise.
7281 (vectorizable_load): Function externalized. Declaration moved to
7282 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7283 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7284 vect_transform_loop): Likewise.
7285 (vect_transform_stmt): Moved to tree-vect-transform.c.
7286 (vect_align_data_ref, vect_create_destination_var,
7287 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7288 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7289 vect_get_vec_def_for_operand, vect_init_vector,
7290 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7291 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7292 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7293 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7294 vect_do_peeling_for_loop_bound): Likewise.
7296 * tree-vect-analyze.c: New file.
7297 * tree-vect-transform.c: New file.
7299 2005-02-17 Jason Merrill <jason@redhat.com>
7301 PR mudflap/19319, c++/19317
7302 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7305 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7307 * doc/install.texi (Specific): Update link for Darwin-specific
7310 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7312 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7313 constant_boolean_node.
7315 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7318 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7319 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7321 2005-02-16 Richard Henderson <rth@redhat.com>
7324 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7326 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7327 replace uses with Wtype_MAXp1_F.
7328 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7329 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7330 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7331 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7332 and HAVE_TFMODE as appropriate.
7333 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7334 (__floatdisf): Likewise.
7335 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7336 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7337 (Wtype_MAXp1_F): New.
7338 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7339 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7341 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7344 * arm.c (arm_apply_result_size): New function.
7345 * arm.h (APPLY_RESULT_SIZE): Define.
7346 * arm-protos.h (arm_apply_result_size): Add prototype.
7347 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7348 (movxf): New expand.
7349 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7350 (call_value_symbol): Remove predicate for operand 0.
7351 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7352 (untyped_call): Rework to correclty return values for any type.
7353 (untyped_return): New expand.
7354 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7356 2005-02-16 Stan Shebs <shebs@apple.com>
7358 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7359 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7361 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7363 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7364 configure settings on Solaris 7 and later.
7366 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7368 PR tree-optimization/19865
7369 * tree-optimize.c (init_tree_optimization_passes): Run
7370 pass_may_alias after pass_sra.
7372 2005-02-16 Richard Henderson <rth@redhat.com>
7373 Stuart Hastings <stuart@apple.com>
7376 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7377 Do nothing if debug info suppressed for this function.
7378 (dbxout_begin_function): Early exit if debug info suppressed for
7381 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7384 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7386 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7388 PR tree-optimization/19967
7389 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7390 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7391 argument TYPE. Adjust calls to fold_builtin_XXX.
7392 (expand_builtin, fold_builtin_1): Adjust calls to
7394 (fold_builtin_strchr, fold_builtin_strpbrk,
7395 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7396 result to a requested type TYPE.
7398 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7401 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7402 (T)x & (T)cst if (T)cst overflows.
7403 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7404 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7406 2005-02-15 Jeff Law <law@redhat.com>
7408 * gcse.c (blocks_with_calls): New bitmap.
7409 (alloc_gcse_mem): Allocate it.
7410 (free_gcse_mem): Free it.
7411 (clear_modifY_mem_tables): Clear it.
7412 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7413 when we encounter CALL_INSNs.
7414 (compute_transp, case MEM): Handle blocks with calls separate
7415 from blocks without calls. Use bitmap iterators rather than
7418 2005-02-15 Peter O'Gorman <peter@pogma.com>
7421 * mklibgcc.in (vis_hide): Use a temporary object file, not
7424 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7427 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7428 access optimization.
7430 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7431 Alan Modra <amodra@bigpond.net.au>
7434 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7435 (_xlqsub): Rename to __gcc_qsub.
7436 (_xlqmul): Rename to __gcc_qmul.
7437 (_xlqdiv): Rename to __gcc_qdiv.
7438 Provide versioned symbol aliases with old names.
7439 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7440 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7441 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7442 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7443 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7445 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7447 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7448 Fold ~(A - 1) and ~(A + -1) to -A.
7450 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7454 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7455 config/pa/pa-host.c:pa_gt_pch_use_address.
7457 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7459 * tree-vn.c (get_value_handle): Make sure that given an
7460 is_gimple_min_invariant expression, we always return it.
7462 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7464 * passes.c (rest_of_handle_gcse): Fix a comment.
7466 2005-02-15 Jeff Law <law@redhat.com>
7468 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7470 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7471 (canon_list_insert, record_last_mem_set_info): Similarly.
7472 (clear_modify_mem_tables): Similarly.
7474 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7476 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7477 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7478 config/mips/mips.md, config/rs6000/aix.h,
7479 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7481 2005-02-15 Richard Henderson <rth@redhat.com>
7483 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7484 call to be best_edge.
7486 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7488 * basic-block.h: Adjust the prototype for find_basic_blocks.
7489 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7490 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7493 * flow.c (recompute_reg_usage): Remove all arguments.
7494 * passes.c (rest_of_compilation): Adjust the call to
7495 recompute_reg_usage.
7496 * rtl.h: Adjust the prototype for recompute_reg_usage.
7498 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7500 * tree-dump.c (dump_files): Update to reflect new member
7502 (dump_register): Add new argument.
7504 (dump_switch_p_1): Check against glob name if doglob was passed.
7505 (dump_switch_p): Check against regular first, then glob if
7506 we didn't have any hits on the dump name.
7507 * tree-optimize.c (register_one_dump_file):
7508 Pass in glob name as well.
7509 * tree-pass.h (struct dump_file_info): Add glob
7512 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7514 PR preprocessor/16323
7515 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7517 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7520 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7521 (trunctfdf2_internal1): New.
7522 (trunctfdf2_internal2): Renamed from trunctfdf2.
7524 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7526 PR tree-optimization/19853
7527 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7529 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7531 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7532 delete_dead_jumptables and cleanup_cfg.
7534 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7536 * reload.c (find_reloads): Swap address_reloaded flags when
7537 swapping commutative operands.
7539 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7541 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7542 Use standard_iv_increment_position for computing the bsi position
7544 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7547 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7550 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7551 life range of hard registers.
7552 * value-prof.c (insn_prefetch_values_to_profile): Only
7555 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7556 profile in libcalls.
7558 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7560 * bitmap.h (bitmap_and_compl_into): Return bool.
7561 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7563 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7565 PR tree-optimization/19944
7566 * fold-const.c (fold): Re-add ABS_EXPR folding.
7568 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7571 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7572 {TARGET,MASK}_XL_COMPAT.
7573 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7575 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7576 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7578 (rs6000_arg_partial_bytes): Same.
7579 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7580 and XL compatibility enabled.
7581 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7582 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7583 test to final condition.
7584 (cmptf_internal2): New.
7585 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7586 xl-compat. Add TFmode information to description.
7588 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7590 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7592 2005-02-13 Jason Merrill <jason@redhat.com>
7595 * fold-const.c (fold_indirect_ref_1): Split out from...
7596 (build_fold_indirect_ref): Here.
7597 (fold_indirect_ref): New fn.
7598 * tree.h: Declare it.
7599 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7600 (gimplify_modify_expr_rhs): Likewise.
7601 (gimplify_expr): Likewise.
7603 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7605 PR tree-optimization/14303
7606 PR tree-optimization/15784
7607 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7608 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7609 ABS_EXPR<x> != 0 to x != 0.
7611 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7613 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7614 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7615 spelling conventions.
7617 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7618 delete_trivially_dead_insns too many times.
7620 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7623 2005-02-12 Ira Rosen <irar@il.ibm.com>
7625 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7626 (vect_is_simple_iv_evolution): Remove redundant parameter
7628 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7629 without last parameter.
7630 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7631 Return pointer step. Call vect_is_simple_iv_evolution without
7632 last parameter. Check only that the step is multiple of size
7633 type. Remove stmt_vinfo updates.
7634 (vect_get_memtag_and_dr): Remove.
7635 (vect_get_memtag): New function.
7636 (vect_address_analysis): New function.
7637 (vect_object_analysis): New function.
7638 (vect_analyze_data_refs): Call vect_object_analysis and
7639 vect_get_memtag. Update stmt_vinfo fields.
7641 2005-02-12 Ira Rosen <irar@il.ibm.com>
7643 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7644 exist and are objects. Remove checks for pointer.
7645 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7646 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7647 (vect_create_data_ref_ptr): Likewise.
7648 (vect_base_addr_differ_p): New function.
7649 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7650 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7651 Don't set the DR_BASE_NAME field of data-ref.
7652 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7654 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7656 * optabs.h (enum optab_index): Add new OTI_ldexp.
7657 (ldexp_optab): Define corresponding macro.
7658 * optabs.c (init_optabs): Initialize ldexp_optab.
7659 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7661 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7663 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7664 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7666 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7667 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7670 2005-02-12 Ira Rosen <irar@il.ibm.com>
7672 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7674 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7676 (vect_get_base_and_offset): Always return an address.
7677 (vect_create_addr_base_for_vector_ref): Remove treatment for
7678 different data reference types.
7679 (vect_compute_data_ref_alignment): Rename base to base_address in
7680 stmt_vec_info. Get the object in order to force its alignment.
7681 (vect_get_memtag_and_dr): Rename base to base_address in
7682 stmt_vec_info. Extract the object for memtag analysis.
7684 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7686 PR regression/19898.
7687 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7688 changes cc_status, use apply modified_in_p to part of cc_status
7689 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7692 2005-02-11 Richard Henderson <rth@redhat.com>
7694 * tree-complex.c (expand_complex_libcall): New.
7695 (expand_complex_multiplication): Use it for c99 compliance.
7696 (expand_complex_division): Likewise.
7697 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7699 * builtins.c (built_in_names): Remove const.
7700 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7702 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7703 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7704 (built_in_names): Remove const.
7705 * c-common.c (c_common_type_for_mode): Handle complex modes.
7706 * flags.h, toplev.c (flag_complex_method): Rename from
7707 flag_complex_divide_method.
7708 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7709 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7710 * libgcc2.h: Declare them.
7711 * libgcc-std.ver: Export them.
7712 * mklibgcc.in (lib2funcs): Build them.
7714 2005-02-11 Steven Bosscher <stevenb@suse.de>
7716 PR tree-optimization/19876
7717 Partially revert my change from 2005-01-14
7718 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7719 (compute_antic): ...and remove the loop here.
7721 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7724 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7725 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7727 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7728 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7730 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7732 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7733 offsets for the big-endian 32-bit case.
7735 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7737 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7739 2005-02-11 Dale Johannesen <dalej@apple.com>
7741 * cselib.c (cselib_process_insn): Clear out regs where
7742 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7743 * reload.c (find_equiv_reg): Ditto.
7745 2005-02-11 Ian Lance Taylor <ian@airs.com>
7747 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7750 * tree.c (build_function_type_list): Work correctly if there are
7753 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7755 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7756 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7757 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7758 TARGET_ZARCH instead of TARGET_64BIT.
7760 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7762 * config/rs6000/t-rtems:
7763 (MULTILIB_OPTIONS): Remove mcpu=602.
7764 (MUTLILIB_DIRNAMES): Remove m602.
7765 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7766 Let mcpu=602 match mcpu=603.
7767 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7769 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7771 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7774 2005-02-10 David Daney <ddaney@avtrex.com>
7776 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7777 * config/i386/linux-unwind.h: Likewise.
7778 * config/ia64/linux-unwind.h: Likewise.
7779 * config/mips/linux-unwind.h: Likewise.
7780 * config/pa/linux-unwind.h: Likewise.
7781 * config/rs6000/linux-unwind.h: Likewise.
7782 * config/s390/linux-unwind.h: Likewise.
7783 * config/sh/linux-unwind.h: Likewise.
7784 * config/sparc/linux-unwind.h: Likewise.
7786 2005-02-10 Steven Bosscher <stevenb@suse.de>
7788 PR tree-optimization/17549
7789 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7790 TER to replace a DEF with its expression if the DEF and the
7791 rhs of the expression we replace into have the same root
7794 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7796 * config/mips/mips.md: Fix the placement of the match_scratch in the
7799 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7801 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7804 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7806 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7807 (strip_offset): Handle addresses.
7808 (add_address_candidates): Use strip_offset.
7809 (difference_cost): Reflect strip_offset change.
7810 (force_var_cost, difference_cost): Strip nops.
7812 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7814 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7816 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7817 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7818 config/cris/cris-protos.h, config/cris/cris.c: Update
7821 2005-02-10 Jeff Law <law@redhat.com>
7823 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7824 (lookup_avail_expr): Similarly.
7826 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7828 * builtins.c (fold_builtin_powi): New function.
7829 (fold_builtin_1): Call it.
7831 2005-02-10 Steven Bosscher <stevenb@suse.de>
7833 PR documentation/19309
7834 * doc/cpp.texi: The __GNUC__ and related predefined macros
7835 are also defined for the "standalone" cpp.
7836 Some non-GCC compilers may also define __GNUC__.
7838 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7841 * c-typeck.c (common_type): New routine. Old common_type renamed
7843 (c_common_type): ...this.
7844 (build_conditional_expr, build_binary_op): Use c_common_type instead
7847 2005-02-10 Steven Bosscher <stevenb@suse.de>
7849 * doc/md.texi: Replace @samp{length} with @code{length}.
7851 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7853 PR tree-optimization/18687
7854 * tree-flow.h (find_loop_niter): Declare.
7855 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7856 Try using scev even for loops with more than one exit.
7857 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7858 (struct ivopts_data): Added niters field.
7859 (struct nfe_cache_elt): New.
7860 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7862 (tree_ssa_iv_optimize_init): Initialize niters cache.
7863 (determine_number_of_iterations): Removed.
7864 (find_induction_variables): Do not call determine_number_of_iterations.
7865 Access niters for single exit through niter_for_single_dom_exit.
7866 (add_iv_outer_candidates): Access niters for single exit through
7867 niter_for_single_dom_exit.
7868 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7869 number_of_iterations_cond.
7870 (iv_period): New function.
7871 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7872 (may_replace_final_value): Take data argument. Use
7873 niter_for_single_dom_exit.
7874 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7875 (rewrite_use_compare): Pass data to may_eliminate_iv.
7876 (rewrite_use_outer): Pass data to may_replace_final_value.
7877 (free_loop_data): Clean up the niters cache.
7878 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7879 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7880 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7881 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7882 (num_ending_zeros): Moved to tree.c.
7883 * tree.h (num_ending_zeros): Declare.
7884 * tree.c (num_ending_zeros): Moved from tree.c.
7886 2005-02-09 Richard Henderson <rth@redhat.com>
7888 * builtins.c (DEF_BUILTIN): Add COND argument.
7889 * tree.h (DEF_BUILTIN): Likewise.
7890 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7891 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7893 (DEF_BUILTIN_STUB): New.
7894 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7895 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7896 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7897 * c-common.c (DEF_BUILTIN): Add COND argument.
7898 * tree.c (local_define_builtin): New.
7899 (build_common_builtin_nodes): New.
7901 2005-02-09 Roger Sayle <roger@eyesopen.com>
7903 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7904 floating point expression ignoring the sign of the result.
7905 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7906 (fold) <MULT_EXPR>: Use it to simplify x*x.
7907 * tree.h (fold_strip_sign_ops): Prototype here.
7908 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7909 argument. Use fold_strip_sign_ops to simplify the first argument.
7910 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7911 first argument when the second argument is an even integer
7912 constant, but only with -funsafe_math_optimizations.
7913 (fold_builtin_1): Update call to fold_builtin_copysign.
7915 2005-02-09 Ian Lance Taylor <ian@airs.com>
7918 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7919 just check whether EH_FILTER_FAILURE falls through.
7921 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7923 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7924 insns return to ready list in the next turn.
7926 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7929 * builtins.def: New __builtin_powi[lf].
7930 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7931 (expand_builtin_powi): New function.
7932 (expand_builtin): Dispatch to expand_builtin_powi.
7933 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7934 * libgcc2.c: Add __builtin_powi[lf] implementation.
7935 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7936 * optabs.h: Add powi_optab.
7937 * optabs.c (init_optabs): Initialize powi_optab.
7938 * doc/extend.texi: Document __builtin_powi[lf].
7940 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7942 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7945 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7948 * fold-const.c (try_move_mult_to_index): Remove redundant
7949 type argument. Create ADDR_EXPR with correct type.
7950 (fold): Update callers of try_move_mult_to_index. Convert
7951 result to the appropriate type.
7953 2005-02-09 Roger Sayle <roger@eyesopen.com>
7956 * config/avr/avr.c (default_rtx_costs): Delete.
7957 (avr_operand_rtx_cost): New function.
7958 (avr_rtx_costs): Completely rewrite.
7960 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7963 * config/cris/cris.c (in_code): New variable.
7964 (cris_output_addr_const): Now a static function, a wrapper for
7966 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7967 case from old cris_output_addr_const.
7968 (cris_asm_output_label_ref): Similar for LABEL_REF.
7969 (cris_output_addr_const_extra): Similar for UNSPEC.
7970 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7971 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7972 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7974 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7975 (cris_asm_output_label_ref): Declare.
7977 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7979 PR preprocessor/19801
7980 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7981 filenames that changed when libcpp was moved to the toplevel.
7983 2005-02-07 Roger Sayle <roger@eyesopen.com>
7985 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7986 zero extensions of BImode operands. Call lowpart_subreg instead
7987 of gen_lowpart_common and gen_lowpart_SUBREG.
7989 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7992 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7993 * configure.ac: Set cc_for_cross_gnattools.
7994 * configure: Regenerate.
7996 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7999 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8001 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8004 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8005 of nested functions.
8007 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8009 * doc/extend.texi: Document deprecated extensions allowing
8010 static floating-point members to have initializers and allowing
8011 floating-point literals in integral constant expressions.
8013 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8015 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8016 config/darwin7.h, config/mips/mips.c,
8017 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8020 * cse.c: Update comments.
8022 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8025 * builtins.c (fold_builtin_sqrt): Transform
8026 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8029 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8030 Dorit Naishlos <dorit@il.ibm.com>
8032 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8033 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8034 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8036 * tree.h (vect_set_verbosity_level): New extern function declaration
8038 * tree-vectorizer.h (verbosity_levels): New enum type.
8039 * tree-vectorizer.c (vect_debug_stats): Function removed.
8040 (vect_debug_details): Likewise.
8041 (vect_verbosity_level): Global variable was defined and initialized.
8042 (vect_dump): Global variable definition.
8043 (vect_print_dump_info): New function.
8044 (vect_set_dump_settings): New function.
8045 (vect_set_verbosity_level): New function.
8046 (vectorize_loops): Add call to vect_set_dump_settings.
8048 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8049 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8050 (slpeel_tree_peel_loop_to_edge): Likewise.
8052 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8053 appropriate verbosity level instead of call to vect_debug_details
8054 or vect_debug_stats.
8055 (vect_get_base_and_offset):
8056 (vect_create_addr_base_for_vector_ref):
8057 (get_vectype_for_scalar_type):
8058 (vect_create_data_ref_ptr):
8060 (vect_get_vec_def_for_operand):
8061 (vect_finish_stmt_generation):
8062 (vectorizable_assignment):
8063 (vectorizable_operation):
8064 (vectorizable_store):
8065 (vectorizable_load):
8066 (vect_transform_stmt):
8067 (vect_update_ivs_after_vectorizer):
8068 (vect_do_peeling_for_loop_bound):
8069 (vect_update_inits_of_drs):
8070 (vect_do_peeling_for_alignment):
8071 (vect_transform_loop):
8072 (vect_is_simple_use):
8073 (vect_analyze_operations):
8074 (vect_is_simple_iv_evolution):
8075 (vect_analyze_scalar_cycles):
8076 (vect_analyze_data_ref_dependence):
8077 (vect_analyze_data_ref_dependences):
8078 (vect_compute_data_ref_alignment):
8079 (vect_enhance_data_refs_alignment):
8080 (vect_analyze_data_refs_alignment):
8081 (vect_analyze_data_ref_access):
8082 (vect_analyze_data_ref_accesses):
8083 (vect_analyze_pointer_ref_access):
8084 (vect_get_memtag_and_dr):
8085 (vect_analyze_data_refs):
8086 (vect_mark_relevant):
8087 (vect_stmt_relevant_p):
8088 (vect_mark_stmts_to_be_vectorized):
8089 (vect_can_advance_ivs_p):
8090 (vect_get_loop_niters):
8091 (vect_analyze_loop_form):
8092 (vect_analyze_loop):
8093 (vectorize_loops): Likewise.
8095 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8096 (vect_update_inits_of_drs):
8097 (vect_do_peeling_for_alignment):
8098 (vect_transform_loop):
8099 (vect_analyze_operations):
8100 (vect_analyze_scalar_cycles):
8101 (vect_analyze_data_ref_dependences):
8102 (vect_analyze_data_refs_alignment):
8103 (vect_analyze_data_ref_accesses):
8104 (vect_analyze_data_refs):
8105 (vect_mark_stmts_to_be_vectorized):
8106 (vect_get_loop_niters):
8107 (vect_analyze_loop_form):
8108 (vect_analyze_loop): Likewise.
8109 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8111 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8115 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8116 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8117 either -ffast-math or -funsafe-math-optimizations is in use.
8119 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8120 * config/mips/irix-csr.c: New file.
8121 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8122 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8123 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8126 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8128 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8129 redundant, incorrect definitions.
8131 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8133 ("*tls_indirect_call"): New, reference hard regs directly.
8134 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8136 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8138 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8139 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8141 2005-02-06 Roger Sayle <roger@eyesopen.com>
8143 PR rtl-optimization/19800
8144 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8145 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8148 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8150 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8152 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8155 * doc/invoke.texi: Correct documentation of -freorder-functions.
8157 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8160 * doc/invoke.texi: Don't mention gccbug.
8162 2005-02-06 Roger Sayle <roger@eyesopen.com>
8163 Andrew Pinski <pinskia@physics.uc.edu>
8164 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8166 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8167 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8168 into just (zero_extract:SI FOO (const_int 1) BAR).
8170 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8172 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8173 macro locally. Don't give last revision date. Use GCC version
8174 number from gcc-common.texi.
8175 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8176 revision date. Use GCC version number from gcc-common.texi.
8177 Describe being a library as current state rather than as 3.x
8179 * doc/gcc.texi: Remove last update date.
8180 * doc/gccint.texi: Likewise. Update copyright dates.
8181 * doc/install.texi: Update copyright dates.
8183 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8186 * doc/invoke.texi: Mention for each option included in -Wall that
8187 it is included in -Wall.
8188 * doc/gcc.texi: Update copyright and last modification date.
8190 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8192 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8193 unnecessary cast to original induction variable increments.
8195 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8197 PR tree-optimization/18219
8198 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8199 in distributed form.
8201 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8203 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8204 Set bitpos and offset later in the function. Do nothing if the
8205 target is a register and if the bitfield lies completely outside
8207 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8208 here. Return an uninitialised register if the source value is stored
8209 in a register and the bitfield lies completely outside that register.
8211 2005-02-06 Steven Bosscher <stevenb@suse.de>
8213 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8216 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8218 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8220 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8222 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8223 * config/darwin8.h: New.
8224 * config/darwin7.h: Update comment.
8226 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8227 Dorit Naishlos <dorit@il.ibm.com>
8229 * tree-vectorizer.h (LOC): New type.
8230 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8231 (loop_line_number): New field in struct _loop_vec_info.
8232 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8234 * tree-vectorizer.c (input.h): Included.
8235 (find_loop_location): New function.
8236 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8237 loop line number removed.
8238 (vect_debug_details): Likewise.
8239 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8241 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8242 call to vect_debug_details/stats changed from loop to loop_loc.
8243 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8244 (slpeel_tree_peel_loop_to_edge): Likewise.
8246 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8247 changed from NULL to UNKNOWN_LOC.
8248 (vect_get_base_and_offset):
8249 (vect_create_addr_base_for_vector_ref):
8250 (get_vectype_for_scalar_type):
8251 (vect_create_data_ref_ptr):
8253 (vect_get_vec_def_for_operand):
8254 (vect_finish_stmt_generation):
8255 (vectorizable_assignment):
8256 (vectorizable_operation):
8257 (vectorizable_store):
8258 (vectorizable_load):
8259 (vect_transform_stmt):
8260 (vect_update_ivs_after_vectorizer):
8261 (vect_do_peeling_for_loop_bound):
8262 (vect_do_peeling_for_alignment):
8263 (vect_transform_loop):
8264 (vect_is_simple_use):
8265 (vect_analyze_operations):
8266 (vect_is_simple_iv_evolution):
8267 (vect_analyze_scalar_cycles):
8268 (vect_analyze_data_ref_dependences):
8269 (vect_compute_data_ref_alignment):
8270 (vect_enhance_data_refs_alignment):
8271 (vect_analyze_data_ref_access):
8272 (vect_analyze_data_ref_accesses):
8273 (vect_analyze_pointer_ref_access):
8274 (vect_get_memtag_and_dr):
8275 (vect_analyze_data_refs):
8276 (vect_mark_relevant):
8277 (vect_stmt_relevant_p):
8278 (vect_mark_stmts_to_be_vectorized):
8279 (vect_can_advance_ivs_p):
8280 (vect_get_loop_niters):
8281 (vect_analyze_loop):
8282 (vectorize_loops): Likewise.
8284 (vectorizable_load): Argument in call to vect_debug_details/stats
8285 changed from loop to LOOP_LOC (loop_vinfo).
8286 (vect_transform_loop):
8287 (vect_analyze_operations):
8288 (vect_analyze_scalar_cycles):
8289 (vect_analyze_data_ref_dependence):
8290 (vect_enhance_data_refs_alignment):
8291 (vect_analyze_data_ref_accesses):
8292 (vect_analyze_pointer_ref_access):
8293 (vect_analyze_data_refs):
8294 (vect_analyze_loop): Likewise.
8296 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8297 changed from loop to loop_loc.
8299 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8301 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8302 Dorit Naishlos <dorit@il.ibm.com>
8304 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8306 (vect_analyze_data_ref_dependences): Likewise.
8308 (vect_is_simple_use): Argument changed from loop structure to
8309 loop_vect_info structure.
8310 (vect_can_advance_ivs_p): Likewise.
8311 (vect_create_index_for_vector_ref): Likewise.
8312 (vect_update_ivs_after_vectorizer): Likewise.
8313 (new_stmt_vec_info): Likewise.
8315 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8316 changed from loop to loop_vinfo.
8317 (vect_create_data_ref_ptr): First argument in call to
8318 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8319 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8320 was changed from loop to loop_vinfo.
8321 (vectorizable_operation): Likewise.
8322 (vectorizable_store): Likewise.
8323 (vect_mark_stmts_to_be_vectorized): Likewise.
8324 (vect_do_peeling_for_loop_bound): First argument in call to
8325 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8326 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8327 was changed from loop to loop_vinfo.
8328 (vect_analyze_data_ref_dependences): Third argument in call to
8329 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8331 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8332 (vect_create_data_ref_ptr): Likewise.
8333 (vect_init_vector): Likewise.
8334 (vect_get_vec_def_for_operand): Likewise.
8335 (vectorizable_assignment): Likewise.
8336 (vectorizable_operation): Likewise.
8337 (vectorizable_store): Likewise.
8338 (vectorizable_load): Likewise.
8339 (vect_update_ivs_after_vectorizer): Likewise.
8340 (vect_is_simple_use): Likewise.
8341 (vect_analyze_data_ref_dependence): Likewise.
8342 (vect_analyze_pointer_ref_access): Likewise.
8343 (vect_can_advance_ivs_p): Likewise.
8345 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8346 before _stmt_vec_info.
8347 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8348 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8349 (new_stmt_vec_info): Argument changed from loop structure to
8350 loop_vect_info structure
8352 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8353 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8354 (vect_create_addr_base_for_vector_ref): Likewise.
8355 (vect_analyze_pointer_ref_access): Likewise.
8357 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8360 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8361 phi flag if the phi is abnormal.
8363 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8366 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8367 information for the new statement.
8369 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8372 * gcc.c (main): Include the target in -v output.
8374 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8376 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8377 Do not drop the extend if we'd have to add a paradoxical subreg
8378 later. Include optabs.h and insn-codes.h.
8379 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8381 2005-02-02 Roger Sayle <roger@eyesopen.com>
8384 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8385 * fold-const.c (const_binop): Avoid constant folding floating
8386 point operations in modes that use composite representations.
8387 * simplify-rtx.c (simplify_binary_operation): Likewise.
8389 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8391 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8393 (altivec_dstt): Likewise.
8394 (altivec_dstst): Likewise.
8395 (altivec_dststt): Likewise.
8396 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8399 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8401 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8402 EXPR_LOCUS from orig_cond to the new cond_stmt.
8403 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8406 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8408 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8409 standard_iv_increment_position. Remove call to bsi_next
8410 (no need to bump the iterator anymore).
8411 (vect_create_index_for_vector_ref): Call
8412 standard_iv_increment_position. Remove second function argument.
8413 (vect_finish_stmt_generation): Remove call to bsi_next
8414 (no need to bump the iterator anymore).
8415 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8416 to vect_create_index_for_vector_ref.
8418 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8420 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8421 phis are used out of the loop.
8423 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8426 * c-decl.c (undef_nested_function): New variable.
8427 (pop_scope): Diagnose undefined nested functions.
8428 (finish_function): Don't attempt cgraph processing or genericizing
8429 if current top-level function contained an undefined nested
8430 function. Reset undef_nested_function at the end of a top-level
8433 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8435 * tree.c (build_int_cst_type): Take sign of the value into account
8436 when deciding whether sign extend the value.
8438 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8441 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8442 (cpp_options, cc1_options): Change %{std*&ansi} to
8443 %{std*&ansi&trigraphs}.
8445 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8447 * cse.c: Update comments.
8449 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8451 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8452 arguments go on the stack. Do not put complex doubles in odd/even
8455 2005-02-02 Steven Bosscher <stevenb@suse.de>
8457 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8458 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8459 -ftree-pre, and -fthread-jumps.
8461 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8463 PR tree-optimization/19578
8464 * tree-flow.h (modified_noreturn_calls): Declare.
8465 (noreturn_call_p): Declare.
8466 * tree-flow-inline.h (noreturn_call_p): New function.
8467 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8468 * tree-cfg.c (modified_noreturn_calls): New variable.
8469 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8470 that contain a mid-block noreturn call.
8471 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8473 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8475 * df.c (df_def_record_1, df_uses_record): Don't use
8477 * df.h (DF_FOR_REGALLOC): Remove.
8479 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8482 * c-typeck.c (really_start_incremental_init): Reset
8483 constructor_max_index for arrays of incomplete type.
8485 2005-02-02 Jeff Law <law@redhat.com>
8487 * gcse.c (struct reg_set): Store the block index where the register
8488 was set rather than the setting insn.
8489 (record_one_set, compute_transp): Corresponding changes.
8490 (pre_insert_copy_insn): Do not call replace_one_set.
8491 (replace_one_set): Remove.
8493 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8496 * doc/gcov.texi: Fix typo.
8498 2005-02-01 Richard Henderson <rth@redhat.com
8501 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8502 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8504 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8505 * config/i386/i386-protos.h: Update.
8507 2005-02-01 Steven Bosscher <stevenb@suse.de>
8509 PR tree-optimization/19217
8510 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8511 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8512 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8513 that it is walking a PHI node.
8515 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8517 * doc/extend.texi (Nested Functions): Update.
8519 2005-02-01 Richard Henderson <rth@redhat.com>
8522 * optabs.c (expand_copysign_absneg): Export.
8523 * optabs.h (expand_copysign_absneg): Declare.
8524 * config/rs6000/rs6000.md (copysigntf3): New.
8526 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8528 PR tree-optimization/19633
8529 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8530 * tree-ssa-alias.c (init_alias_info): Initialize.
8531 (merge_pointed_to_info): Set.
8532 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8533 (dump_points_to_info_for): Show value of pt_null.
8534 (struct count_ptr_d): Declare.
8535 (find_ptr_dereference): Remove.
8536 (ptr_is_dereferenced_by): Remove.
8537 (count_ptr_derefs): New local function.
8538 (count_uses_and_derefs): New local function.
8539 (compute_points_to_and_addr_escape): Call it. If the number
8540 of dereferences is greater than zero, mark the pointer as
8541 dereferenced. If there are fewer dereferences than uses of
8542 the pointer, the pointer's value escapes.
8544 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8546 PR tree-optimization/19670
8547 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8549 (verify_use): ... set it here, instead.
8551 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8553 * doc/sourcebuild.texi (Test directives): Fix formatting.
8555 * doc/sourcebuild.texi (Test directives): Describe selector
8558 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8560 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8561 specific 64-bit CPUs.
8563 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8566 * arm.c (arm_eliminable_register): New function.
8567 (adjacent_mem_locations): Don't allow eliminable registers. Use
8568 HOST_WIDE_INT for address offsets.
8569 * arm-protos.h (arm_eliminable_register): Add prototype.
8571 2005-02-01 Steven Bosscher <stevenb@suse.de>
8573 PR optimization/15242
8574 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8575 * basic-block.h (duplicate_computed_gotos): Add prototype.
8576 * bb-reorder.c (duplicate_computed_gotos): New function to
8577 duplicate sufficiently small blocks ending in a computed jump.
8578 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8579 if not optimizing for size.
8580 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8581 never do tail merging for blocks ending in a computed jump.
8582 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8584 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8586 Patch from Richard Sandiford <rsandifo@redhat.com>
8587 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8588 from inheriting a subreg equivalence with a non-spill register.
8590 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8592 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8594 * config/frv/frv.c (movcc_fp_destination_operand): New.
8595 (gpr_or_memory_operand): Fix typo in comment.
8596 (gpr_or_memory_operand_with_scratch): New.
8597 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8598 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8599 movcc_fp_destination_operand.
8600 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8601 Legitimize memory addresses using a scratch register.
8603 2005-01-31 Jeff Law <law@redhat.com>
8605 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8606 bitmap a sparse bitmap instead of a simple bitmap.
8607 (mark_def_sites_initialize_block): Corresponding changes.
8608 (ssa_mark_def_sites_initialize_block): Likewise.
8609 (ssa_mark_phi_uses): Likewise.
8610 (mark_def_site, ssa_mark_def_sites): Likewise.
8611 (mark_def_site_blocks): Likewise.
8612 (rewrite_ssa_into_ssa): Likewise.
8614 * tree-ssa-dom.c (record_cond): Pass correct variable type
8615 for last argument to htab_find_slot_with_hash.
8617 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8618 effects when optimizing 0 % X. Do not try to optimize X % 0.
8620 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8622 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8625 2005-02-01 Eric Christopher <echristo@redhat.com>
8627 * config/mips/mips.c (override_options): Warn if -mint64
8629 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8632 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8634 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8636 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8637 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8638 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8639 (cached_regno): Initialize to INVALID_REGNUM.
8640 (cse_reg_info_table_size,
8641 cse_reg_info_table_first_uninitialized,
8642 cse_reg_info_timestamp): New.
8643 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8645 (init_cse_reg_info, get_cse_reg_info_1): New.
8646 (get_cse_reg_info): Cache the last look-up.
8647 (new_basic_block): Update the code to clear mappings from
8648 registers to cse_reg_info entries.
8649 (cse_main): Call init_cse_reg_info.
8651 * cse.c (get_cse_reg_info): Update a comment.
8653 2005-01-31 Steven Bosscher <stevenb@suse.de>
8656 * c-decl.c (start_decl): Do not warn about arrays of elements with
8657 an incomplete type here.
8658 (grokdeclarator): Do it here by making a pedwarn an error.
8659 * c-typeck.c (push_init_level): If there were previous errors with
8660 the constructor type, do not warn about braces for initializers.
8661 (process_init_element): Likewise for excess initializer elements.
8663 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8665 * cse.c (delete_trivially_dead_insn): Don't iterate.
8667 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8669 * config/rs6000/rs6000.md (copysignsf3): New expand.
8670 (copysigndf3): Likewise.
8672 2005-01-31 Steven Bosscher <stevenb@suse.de>
8674 * recog.c (constrain_operands): Only look for earlyclobber operand
8675 conflicts if an '&' constraint was seen.
8677 2005-01-31 Marc Espie <espie@openbsd.org>
8679 * config.gcc: Don't include embedded systems fragment, switches default
8680 debugging format to ELF.
8681 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8682 longer pick it up there.
8684 2005-01-31 Dale Johannesen <dalej@apple.com>
8686 * doc/extend.texi (nested functions): Fix linkage description.
8687 Clarify that static is not allowed.
8689 2005-01-31 Dale Johannesen <dalej@apple.com>
8691 * config/rs6000/darwin.md (movsf_low_di): Make work.
8692 (movdf_low_di): Make work.
8694 2005-01-31 Dale Johannesen <dalej@apple.com>
8696 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8697 Make work for 64 bit.
8699 2005-01-31 Roger Sayle <roger@eyesopen.com>
8700 Dale Johannesen <dalej@apple.com>
8703 * fold-const.c (fold_binary_op_with_conditional_arg):
8704 Make types match original operands, before STRIP_NOPS.
8706 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8708 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8709 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8710 (struct gcc_sigcontext): Delete. Merge contents to..
8711 (struct gcc_ucontext): ..here.
8712 (get_sigcontext): Delete.
8713 (get_regs): New function, like get_sigcontext but return regs ptr.
8714 64-bit version finds regs from r1 to support vdso.
8715 (ppc_linux_aux_vector): New function.
8716 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8719 2005-01-31 Ira Rosen <irar@il.ibm.com>
8721 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8723 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8724 redundant fold. Fix misalignment for MINUS_EXPR.
8725 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8726 (vect_analyze_pointer_ref_access): Likewise.
8727 (vect_get_memtag_and_dr): Likewise.
8729 2005-01-31 Richard Henderson <rth@redhat.com>
8731 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8732 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8733 absnegdf2_i387, absnegxf2_i387): Likewise.
8735 2005-01-31 Richard Henderson <rth@redhat.com>
8738 * optabs.c (expand_copysign_absneg): New.
8739 (expand_copysign_bit): Split out from ...
8740 (expand_copysign): ... here. Use expand_copysign_absneg.
8742 2005-01-30 Roger Sayle <roger@eyesopen.com>
8745 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8746 constant as the second operand and a register as the third.
8748 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8751 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8752 that dllimport'd functions do not use all call-clobbered registers
8755 2005-01-30 Richard Henderson <rth@redhat.com>
8758 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8759 expand_abs_nojump and generalize. Use operand_subword and
8760 emit_no_conflict_block. Support large modes.
8761 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8763 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8764 negation to subtraction.
8765 (expand_copysign): Check that the format has signed zeros.
8766 Use operand_subword and emit_no_conflict_block. Support large modes.
8768 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8770 Fix PR tree-optimization/19624
8772 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8773 * tree-ssa-pre.c: Add cfgloop.h.
8775 (pre_stats): New member, constified.
8776 (inserted_exprs): New static variable.
8777 (NECESSARY): New macro.
8778 (create_expression_by_pieces): Fold the expression, and
8779 mark it as defaulting to not necessary. Also put in
8781 (fully_constant_expression): New function.
8782 (insert_into_preds_of_block): Modify to not insert phis when we
8783 are playing with induction variables.
8784 Push phis onto the inserted_exprs vector, and mark them as not
8785 necessary by default.
8786 (insert_aux): Call fully_constant_expression on eprime.
8787 If all edges produce the same value, mark it constant.
8788 (mark_operand_necessary): New function.
8789 (remove_dead_inserted_code): New function.
8790 (init_pre): Init loop optimizer to get loop info.
8791 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8792 (execute_pre): Commit edge inserts, then remove dead code.
8794 2005-01-30 Richard Henderson <rth@redhat.com>
8796 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8797 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8799 2005-01-30 Richard Henderson <rth@redhat.com>
8802 * config/i386/i386.c (ix86_expand_copysign): New.
8803 (ix86_split_copysign_const): New.
8804 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8805 rearrange op1/nmask operands.
8806 * config/i386/i386-protos.h: Update.
8807 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8808 (copysigndf3): Likewise.
8809 (copysignsf3_const, copysigndf3_const): New.
8810 (copysignsf3_var): Rename from copysignsf3, split out splitter
8811 and fix split predicate for X constraint.
8812 (copysigndf3_var): Similarly.
8814 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8816 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8817 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8818 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8820 2005-01-29 Richard Henderson <rth@redhat.com>
8823 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8824 of # and * in constraints.
8826 2005-01-29 Richard Henderson <rth@redhat.com>
8829 * expr.c (store_field): Don't strip sub-mode cast when the input
8830 data is even smaller.
8832 2005-01-29 Richard Henderson <rth@redhat.com>
8835 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8838 2005-01-29 Richard Henderson <rth@redhat.com>
8840 * combine.c (make_field_assignment): Fix argument order
8843 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8845 PR tree-optimization/15791
8846 * fold-const.c (extract_array_ref): New function.
8847 (fold): Fold comparisons between &a[i] and &a[j] or
8848 semantically equivalent trees.
8850 2005-01-29 Jeff Law <law@redhat.com>
8852 * gcse.c (insert_expr_in_table): Revamp handling of available
8853 and anticipatable occurrence lists to avoid unnecessary list
8855 (insert_set_in_table): Similarly.
8857 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8859 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8861 (c_build_qualified_type): Build qualified array types with
8862 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8863 * c-decl.c (c_make_fname_decl): Build unqualified array type
8864 before qualified type.
8865 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8866 type is qualified, not just if type itself is. Don't apply
8867 qualifiers to array type when declarator is processed. Apply
8868 qualifiers to field type whether or not it is an array type.
8869 Don't handle array types specially for applying qualifiers to
8871 * c-typeck.c (composite_type): Build unqualified element type and
8872 array type when forming composite of array types.
8873 (common_pointer_type, comptypes, comp_target_types,
8874 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8875 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8877 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8878 (args2) in variables a1 and a2.
8880 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8882 * cse.c (n_elements_made, max_elements_made): Remove.
8883 (insert): Don't touch n_elements_made.
8884 (cse_main): Don't touch n_elements_made or max_elements_made.
8886 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8889 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8890 configuration part of dp-bit.c to be lost.
8892 2005-01-28 Roger Sayle <roger@eyesopen.com>
8894 * expmed.c (expand_mult_highpart_optab): When attempting to use
8895 a non-widening multiplication in a wider mode, the operands need
8896 to be converted (zero or sign extended) to that mode.
8898 2005-01-28 Ian Lance Taylor <ian@airs.com>
8902 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8903 through if both operands fall through.
8905 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8907 * cse.c (fold_rtx) <PC>: Don't optimize.
8909 2005-01-28 Jeff Law <law@redhat.com>
8911 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8912 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8914 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8916 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8917 cse_reg_info_used_list_end): Remove.
8918 (cse_reg_info_list, cse_reg_info_list_free): New.
8919 (get_cse_reg_info): When allocating an instance of
8920 cse_reg_info, add it to the beginning of the cse_reg_info_list
8921 list. Remove code to maintain cse_reg_info_used_list.
8922 (new_basic_block): Reset the free list to the beginning of
8925 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8927 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8928 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8929 (frv_expand_mdpackh_builtin): New function.
8930 (frv_expand_builtin): Use it to expand __MDPACKH.
8931 * doc/extend.texi (__MDPACKH): Update documentation.
8933 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8935 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8936 SSE_FLOAT_MODE_P for use_sse computation.
8938 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8941 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8943 2005-01-27 Richard Henderson <rth@redhat.com>
8945 * builtins.c (expand_builtin_copysign): New.
8946 (expand_builtin): Call it.
8947 * genopinit.c (optabs): Add copysign_optab.
8948 * optabs.c (init_optabs): Initialize it.
8949 (expand_copysign): New.
8950 * optabs.h (OTI_copysign, copysign_optab): New.
8951 (expand_copysign): Declare.
8953 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8954 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8956 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8957 (ix86_expand_fp_absneg_operator): ... here.
8958 (ix86_split_copysign): New.
8959 * config/i386/i386-protos.h: Update.
8960 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8961 (copysignsf3, copysigndf3): New.
8963 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8964 (copysignsf3, ncopysignsf3): New.
8965 (copysigndf3, ncopysigndf3): New.
8966 (copysignxf3, ncopysignxf3): New.
8967 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8969 2005-01-27 Arend Bayer <arend.bayer@web.de>
8970 Kazu Hirata <kazu@cs.umass.edu>
8972 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8973 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8974 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8977 2005-01-27 Jeff Law <law@redhat.com>
8979 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8980 definitions of SSA_NAMEs which are not being rewritten.
8981 (rewrite_ssa_into_ssa): Only initialize the current definition
8982 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8983 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8984 SSA_NAMEs before returning.
8986 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8988 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8989 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8990 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8991 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8992 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8994 2005-01-27 Steven Bosscher <stevenb@suse.de>
8997 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8998 higher to -O2 and higher. Likewise for tree PRE.
8999 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9002 2005-01-27 Ian Lance Taylor <ian@airs.com>
9005 * gimple-low.c (try_catch_may_fallthru): New static function.
9006 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9007 * tree-inline.c (expand_call_inline): Don't warn about reaching
9008 the end of a non-void function being inlined if the function uses
9011 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9013 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9016 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9017 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9018 (implicitly_declare): Handle error_mark_node.
9020 2005-01-27 Richard Henderson <rth@redhat.com>
9023 * tree.h (struct tree_decl): Add debug_expr_is_from.
9024 (DECL_DEBUG_EXPR_IS_FROM): New.
9025 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9026 * dwarf2out.c (dwarf2out_var_location): Update to match.
9027 * tree-outof-ssa.c (create_temp): Likewise.
9028 * var-tracking.c (track_expr_p): Likewise.
9029 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9030 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9031 * toplev.c (default_tree_printer): Likewise.
9033 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9035 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9036 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9038 2005-01-27 Steven Bosscher <stevenb@suse.de>
9040 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9041 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9042 ASM_CLOBBERS): Add tree checks.
9044 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9045 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9046 * c-common.def (SWITCH_STMT): Update to match.
9047 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9048 macros instead of SWITCH_EXPR ones.
9049 * c-dump.c (c_dump_tree): Likewise.
9050 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9051 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9053 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9055 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9057 * unwind-dw2.c (execute_stack_op): Add missing cases for
9058 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9060 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9062 * config.gcc (Obsolete configurations): Remove 'dummy', add
9063 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9066 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9068 PR tree-optimization/19633
9069 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9071 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9072 are no call-clobbered variables.
9073 * tree-outof-ssa.c (check_replaceable): Return false for calls
9076 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9078 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9079 even for variables with NULL DECL_INITIAL.
9081 2005-01-26 Stuart Hastings <stuart@apple.com>
9083 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9085 2005-01-26 Richard Henderson <rth@redhat.com>
9088 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9090 * expr.c (store_field): Strip conversions to odd-bit-sized types
9091 if the destination field width matches.
9093 2005-01-26 Richard Henderson <rth@redhat.com>
9095 * c-decl.c, expmed.c, expr.c: Revert last change.
9097 2005-01-26 Richard Henderson <rth@redhat.com>
9100 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9102 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9103 if we don't need the bits above those present in the current mode.
9104 * expr.c (store_field): Strip conversions to odd-bit-sized types
9105 if the destination field width matches.
9107 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9109 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9110 either -ffast-math or -funsafe-math-optimizations is in use.
9112 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9116 * config/avr/avr.c (notice_update_cc): Only set condition code for
9117 ashrqi3 if shift count > 0.
9118 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9119 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9120 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9121 count <= 0 as a no-op, and shift count >= width by copying zero
9122 or sign bit to all bits of the result.
9123 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9124 count, with attribute "length" set to 0 and "cc" set to "none".
9126 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9128 * doc/invoke.texi: Document -mTLS.
9130 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9131 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9132 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9133 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9134 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9135 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9136 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9137 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9139 * configure.ac: Check for a TLS capable gas.
9141 * configure: Regenerate.
9143 2005-01-26 Richard Henderson <rth@redhat.com>
9146 * combine.c (make_field_assignment): Simplify store to zero_extract
9147 from a source with an overlapping mask.
9149 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9151 2004-11-11 Eric Christopher <echristo@redhat.com>
9153 * config/frv/frv.md: Add fr400_integer automaton. Don't
9154 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9157 2005-01-26 Steven Bosscher <stevenb@suse.de>
9160 * cfgbuild.c (make_edges): Do not clear or set
9161 current_function_has_computed_jump.
9162 * function.h (struct function): Remove the has_computed_jump field.
9163 (current_function_has_computed_jump): Do not define.
9164 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9165 in a computed jump. Ignore current_function_has_computed_jump.
9167 2005-01-26 Richard Henderson <rth@redhat.com>
9170 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9171 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9173 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9174 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9175 objects into static storage if they have more than one non-zero value.
9176 * tree.h (categorize_ctor_elements): Update decl.
9178 2005-01-26 Steven Bosscher <stevenb@suse.de>
9181 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9182 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9183 to this function from 2004-07-10.
9184 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9185 the current function for tail call optimizations if the address
9186 of one of it its arguments is taken.
9188 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9190 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9192 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9194 * function.c (expand_function_end): If current_function_calls_alloca,
9195 emit stack restore in a place that is reached when the function falls
9198 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9200 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9201 rule to avoid matching inappropriate suffix rule.
9203 2005-01-26 Jan Hubicka <jh@suse.cz>
9205 PR tree-optimization/19241
9206 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9208 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9210 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9211 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9213 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9214 <sim*>: Always use crt1.o, regardless of N in simN.
9215 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9216 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9217 (CRT_CALL_STATIC_FUNCTION): Remove.
9218 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9219 use crt1.o, regardless of N in simN.
9220 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9221 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9222 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9223 case isystem setting.
9224 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9226 2005-01-25 Ian Lance Taylor <ian@airs.com>
9228 * gimple-low.c (block_may_fallthru): Correct handling of
9229 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9231 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9233 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9234 handlers to match indentation; nested under the mtune=* handler.
9235 Similar for mcpu= and march=.
9237 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9239 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9240 * config/mips/linux64.h (LIB_SPEC): Likewise.
9241 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9242 * config/sh/linux.h (LIB_SPEC): Likewise.
9244 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9246 * config/frv/frv.c (frv_legitimize_tls_address): New.
9247 (TARGET_HAVE_TLS): Define.
9248 (FRV_SYMBOL_REF_TLS_P): Define.
9249 (frv_override_options): Handle new register classes.
9250 (frv_legitimate_address_p): Reject tls addresses.
9251 (frv_legitimize_address): Handle TLS addresses.
9252 (gen_inlined_tls_plt): New.
9254 (frv_legitimize_tls_address): New.
9255 (unspec_got_name): Add TLS entries.
9256 (got12_operand): Add R_FRV_TLSMOFF12 case.
9257 (frv_emit_move): Fixup TLS addresses.
9258 (frv_emit_movsi): Legitimize TLS addresses.
9260 * config/frv/frv.h (MASK_BIG_TLS): New.
9261 (TARGET_BIG_TLS): New.
9262 (HAVE_AS_TLS): Define.
9263 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9264 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9265 (REG_CLASS_NAMES): Same.
9266 (REG_CLASS_CONTENTS): Same.
9267 (CONSTRAINT_LEN): New.
9268 (REG_CLASS_FROM_CONSTRAINT): New.
9269 (PREDICATE_CODES): Add symbolic_operand.
9271 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9272 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9273 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9274 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9275 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9276 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9277 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9278 GR9_REG, GR14_REG, LRREG.
9279 (type): Add load_or_call attribute.
9280 ("load_or_call"): New reservation.
9281 ("call_gettlsoff"): New.
9282 ("tls_indirect_call"): New.
9283 ("tls_load_gottlsoff12"): New.
9284 ("tlsoff_hilo"): New.
9285 ("tls_tlsdesc_ldd"): New.
9286 ("tls_tlsoff_ld"): New.
9289 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9291 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9293 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9294 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9295 * config/frv/frv.c (TLS_BIAS): Define.
9296 (frv_output_dwarf_dtprel): New.
9298 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9300 PR rtl-optimization/19579
9301 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9302 both A and B, see if they don't clobber registers the other expr uses.
9304 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9306 * real.c (do_add): Initialize signalling and canonical members.
9308 * real.c (real_from_integer): Zero out destination.
9310 2005-01-18 Jan Hubicka <jh@suse.cz>
9312 PR tree-optimize/19337
9313 * tree-inline.c (initialize_inlined_parameters): Copy
9314 saved_static_chain_decl only.
9316 2005-01-25 Richard Henderson <rth@redhat.com>
9320 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9321 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9322 80387 enabled, to return a proper subclass. Return the subset that
9323 overlaps with GENERAL_REGS for PLUS.
9324 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9326 2005-01-25 Richard Henderson <rth@redhat.com>
9329 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9331 2005-01-25 Roger Sayle <roger@eyesopen.com>
9333 * expmed.c (choose_multiplier): Change interface to return the
9334 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9335 (expand_divmod): Update calls to choose_multiplier.
9337 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9340 * expmed.c (extract_bit_field): Use adjust_address instead of
9341 gen_lowpart when op0 is a MEM.
9343 2005-01-24 Steven Bosscher <stevenb@suse.de>
9345 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9347 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9349 * config/mips/irix-csr.c: New file.
9350 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9351 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9352 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9355 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9358 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9359 sparc/elf.h, add sparc/sp-elf.h.
9360 (sparc-*-rtems*): Likewise.
9361 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9362 tm-dwarf2.h, add sparc/sp-elf.h.
9363 (sparc86x-*-elf): Likewise.
9364 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9365 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9366 TARGET_OS_CPP_BUILTINS.
9367 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9368 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9370 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9371 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9372 (SWITCH_TAKES_ARG): Likewise.
9373 (LOCAL_LABEL_PREFIX): Likewise.
9374 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9375 (TARGET_N_FORMAT_TYPES): Delete.
9376 (TARGET_FORMAT_TYPES): Likewise.
9377 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9378 * config/sparc/elf.h: Delete.
9379 * config/sparc/sp-elf.h: New file.
9381 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9383 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9384 * tree-flow.h: Remove the corresponding prototype.
9385 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9386 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9388 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9391 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9392 for AIX ABI or ELF -fPIC.
9393 (rs6000_emit_load_toc_table): Don't create toc_section here.
9394 (rs6000_xcoff_file_start): Nor here.
9396 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9398 * sh.c (ra.h): Don't #include.
9399 (hard_regs_intersect_p): New function, resurrected from ra.c.
9401 * sh.c: Fix 1996 Copyright.
9403 2005-01-24 Richard Henderson <rth@redhat.com>
9404 Aldy Hernandez <aldyh@redhat.com>
9406 * regrename.c (note_sets): Handle subregs.
9408 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9411 * genconditions.c (write_header, write_conditions): Elide file if
9414 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9416 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9417 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9420 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9422 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9423 expand_builtin_printf, expand_builtin_fprintf,
9424 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9425 checking against POINTER_TYPE.
9426 (validate_arglist): Handle POINTER_TYPE code by checking
9429 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9431 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9433 (for_each_rtx): Call for_each_rtx_1.
9434 * rtl.h (init_rtlanal): Declare.
9435 * toplev.c (backend_init): Call init_rtlanal.
9437 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9439 * flow.c (propagate_one_insn): Formatting.
9442 * flow.c (libcall_dead_p): Be more conservative if unsure.
9443 If there are any instructions between insn and call, see if they are
9444 all dead before saying the libcall is dead.
9446 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9448 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9449 operand constraint for operand 0.
9451 2005-01-23 Richard Henderson <rth@redhat.com>
9454 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9455 edges leading to join block.
9457 2005-01-23 Roger Sayle <roger@eyesopen.com>
9459 * expmed.c (expand_mult_highpart): Make static. Change type of
9460 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9461 (expand_divmod): Updates calls to expand_mult_highpart by using
9462 gen_int_mode to pass a CONST_INT rtx.
9463 * rtl.h (expand_mult_highpart): Remove prototype.
9465 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9467 * flow.c (regset_bytes, regset_size): Remove.
9469 * cfganal.c: Fix a reference to Harvey's paper.
9471 2005-01-23 Steven Bosscher <stevenb@suse.de>
9473 PR rtl-optimization/19464
9474 * tree-optimize.c (init_tree_optimization_passes): Add one more
9475 copyrename pass just before out-of-ssa.
9477 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9480 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9481 * ggc-none.c (ggc_free): Define.
9483 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9485 * cse.c (max_reg, max_insn_uid): Remove.
9486 (cse_main): Don't access max_reg or max_insn_uid.
9488 * c-common.c (explicit_flag_signed_bitfields,
9489 lang_statement_code_p, lang_expand_function_end): Remove.
9490 * c-common.h: Remove the corresponding declarations.
9491 * c-opts.c (c_common_handle_option): Remove all write access
9492 to explicit_flag_signed_bitfields.
9494 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9495 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9496 * cgraph.h: Remove the corresponding declaration.
9498 * gcse.c (null_pointer_info): Remove.
9500 2005-01-23 Roger Sayle <roger@eyesopen.com>
9501 Eric Botcazou <ebotcazou@libertysurf.fr>
9503 * combine.c (simplify_logical): Only simplify logical expressions
9504 of the form ior(and(x,y),z) by the inverse distributive law if the
9505 result is cheaper than the original.
9507 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9509 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9510 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9511 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9512 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9513 config/freebsd-spec.h, config/arm/arm.h,
9514 config/h8300/h8300.md, config/i386/i386.md,
9515 config/i386/predicates.md, config/i386/sse.md,
9516 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9517 config/vax/vax.md: Fix comment typos. Follow spelling
9520 2005-01-23 Steven Bosscher <stevenb@suse.de>
9522 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9523 tests, instead of `less than'.
9525 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9527 * function.c (assign_parm_setup_block): When creating a new stack slot
9528 for a parameter, get its alignment from the parameter's DECL_ALIGN
9529 rather than the type's TYPE_ALIGN. Make sure that the parameter
9530 is at least word aligned.
9532 2005-01-22 Roger Sayle <roger@eyesopen.com>
9535 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9537 2005-01-22 Richard Henderson <rth@redhat.com>
9540 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9541 in both compare operands.
9542 (movdfcc_1_sse_max): Likewise.
9543 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9544 (movdfcc_1_sse): Likewise.
9545 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9546 scratch register as needed.
9548 2005-01-22 Richard Henderson <rth@redhat.com>
9550 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9552 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9554 2005-01-22 Richard Henderson <rth@redhat.com>
9556 * genopinit.c (optabs): Use smin/smax for floating point too.
9557 * doc/md.texi: Update to match. Clarify that floating point
9558 results are undefined for +0/-0 and NaN.
9559 * doc/rtl.texi: Likewise.
9560 * rtl.def (SMIN, SMAX): Likewise
9561 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9563 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9564 leading 's' to the name.
9565 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9566 smaxxf3, sminxf3): Likewise.
9567 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9570 2005-01-22 Paul Brook <paul@codesourcery.com>
9572 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9574 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9576 * config/s390/s390.c (struct processor_costs): New fields
9577 dlgr, dlr, dr, dsgfr, dsgr.
9578 (z900_cost, z990_cost): Values for new fields.
9579 (s390_rtx_costs): New cases MEM und COMPARE in switch
9580 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9581 DIV, MOD, UDIV, UMOD.
9583 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9585 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9586 into the register being decremented.
9587 ("doloop_si31", "doloop_di"): Likewise.
9588 ("*doloop_si_long"): Adapt pattern.
9590 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9592 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9594 (CLASS_MAX_NREGS): Likewise.
9596 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9598 * doc/tree-ssa.texi (Statement Operands): Add example for new
9599 must-def macro. Note deprecation of old operands interface.
9601 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9603 PR tree-optimization/19484
9604 * tree-cfg.c (remove_fallthru_edge): New function.
9605 (cleanup_control_flow): Remove fallthru edges from calls that are
9606 now known not to return.
9608 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9610 Fix PR tree-optimization/19038
9611 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9612 copies with loop variant ones.
9614 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9616 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9617 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9618 config/alpha/alpha.md, config/alpha/predicates.md,
9619 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9620 config/sparc/sol2.h: Update copyright.
9622 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9623 first label to see if it is a nonlocal label.
9625 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9626 Andrew Pinski <pinskia@physics.uc.edu>
9629 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9630 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9632 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9634 * config/rs6000/rtems.h: Update copyright.
9636 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9639 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9640 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9641 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9643 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9646 * c-typeck.c (convert_arguments): Check for error_mark_node.
9648 2005-01-21 Ian Lance Taylor <ian@airs.com>
9650 PR tree-optimization/13000
9651 * tree-inline.c: Include "tree-flow.h".
9652 (expand_call_inline): If warn_return_type, warn if non-void inline
9653 function falls through.
9654 * tree-cfg.c (execute_warn_function_return): Don't warn about
9655 control reaching end if TREE_NO_WARNING is set. Set
9657 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9659 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9660 branch if we don't need one.
9661 * c-typeck.c: Include "tree-flow.h"
9662 (c_finish_bc_stmt): Don't add a goto if the current statement
9663 list doesn't fall through to the current point.
9665 2005-01-21 Roger Sayle <roger@eyesopen.com>
9667 PR rtl-optimization/576
9668 * real.c (real_arithmetic): Change return type from void to bool
9669 to return an indication that the result may be inexact.
9670 * real.h (real_arithmeric): Update prototype.
9671 * fold-const.c (const_binop): Don't constant fold floating
9672 point expressions when the user specifies -frounding-math and
9673 the result may depend upon the run-time rounding mode.
9674 (fold_convert_const_real_from_real): Clean-up.
9675 (fold_initializer): Ignore flag_rounding_math for initializers.
9676 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9677 constant fold FP operations with flag_rounding_math if the
9678 result may depend upon the run-time rounding mode.
9680 2005-01-21 Tom Tromey <tromey@redhat.com>
9682 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9684 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9686 * tree-cfg.c: Fix comment typos.
9688 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9690 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9691 around the call to rest_of_handle_branch_target_load_optimize.
9693 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9695 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9696 (sparc64-*-openbsd*): Likewise.
9697 (sparclite-*-elf*): Include tm-dwarf2.h.
9698 (sparc86x-*-elf*): Likewise.
9699 (sparc64-*-elf*): Likewise.
9700 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9701 (DBX_DEBUGGING_INFO): Likewise.
9702 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9703 (PREFERRED_DEBUGGING_TYPE): Likewise.
9704 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9705 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9706 (PREFERRED_DEBUGGING_TYPE): Likewise.
9707 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9708 (PREFERRED_DEBUGGING_TYPE): Likewise.
9709 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9711 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9714 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9716 2005-01-20 Paul Brook <paul@codesourcery.com>
9718 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9720 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9722 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9723 label is first in a sequence of labels.
9725 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9727 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9728 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9730 * doc/sourcebuild.texi (Test Directives): New.
9732 2005-01-20 Roger Sayle <roger@eyesopen.com>
9734 * real.c (real_floor): Don't leave the result uninitialized when
9735 mode is VOIDMode, but return the unrounded intermediate value.
9736 (real_ceil): Likewise.
9738 2005-01-20 Paul Brook <paul@codesourcery.com>
9740 * config/arm/arm.md (insv): Use gen_int_mode.
9742 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9744 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9745 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9746 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9747 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9748 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9750 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9753 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9754 fbreg, so we have to assume we can't.
9755 (loc_descriptor_from_tree_1): Ditto.
9756 (containing_function_has_frame_base): New function.
9757 (add_location_or_const_value_attribute): Use it.
9758 Also try to generate a frame_base from a single element location
9761 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9763 PR tree-optimization/15349
9764 * timevar.def (TV_TREE_MERGE_PHI): New.
9765 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9767 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9768 calls to tree_forwarder_block_p.
9769 (remove_forwarder_block_with_phi, merge_phi_nodes,
9770 gate_merge_phi, pass_merge_phi): New.
9771 * tree-optimize.c (init_tree_optimization_passes): Add
9773 * tree-pass.h: Add an extern for pass_merge_phi;
9775 2005-01-20 Richard Henderson <rth@redhat.com>
9778 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9779 (_mm_castps_pd, _mm_castps_si128): New.
9780 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9782 2005-01-20 Richard Henderson <rth@redhat.com>
9785 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9786 __builtin_ia32_vec_init_v2si.
9787 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9788 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9789 (ix86_init_mmx_sse_builtins): Create it.
9790 (ix86_expand_builtin): Expand it.
9791 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9792 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9793 (vec_extractv2si_0, vec_extractv2si_1): New.
9795 2005-01-20 Richard Henderson <rth@redhat.com>
9798 * config/i386/i386.c (ix86_expand_push): New.
9799 * config/i386/mmx.md (push<MMXMODE>1): New.
9800 * config/i386/sse.md (push<SSEMODE>1): New.
9801 * config/i386/i386-protos.h: Update.
9803 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9805 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9808 2005-01-20 Richard Henderson <rth@redhat.com>
9810 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9811 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9813 2005-01-19 Richard Henderson <rth@redhat.com>
9816 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9817 to V4SFmode in SSE1 fallback load path.
9819 2005-01-19 Richard Henderson <rth@redhat.com>
9821 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9822 in QImode expansion to ix86_expand_vector_set.
9823 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9825 2005-01-19 Richard Henderson <rth@redhat.com>
9828 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9829 subclass of the input class.
9830 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9831 Always true for cross-SSE1 classes. Rationalize conditionals.
9832 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9833 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9834 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9835 (movdi_2): Add MMX/SSE zeros.
9836 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9837 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9838 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9839 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9840 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9841 (zero_extendsidi2_rex64_1): Remove.
9842 (MOV0 peephole): Check GENERAL_REG_P.
9844 2005-01-19 Richard Henderson <rth@redhat.com>
9847 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9849 (ix86_expand_vector_extract): Likewise.
9851 2005-01-19 Richard Henderson <rth@redhat.com>
9854 * expr.c (emit_move_change_mode): New argument force; use
9855 simplify_gen_subreg if true.
9856 (emit_move_via_alt_mode): Merge into ...
9857 (emit_move_via_integer): ... here.
9858 (emit_move_ccmode): Use emit_move_change_mode directly.
9860 2005-01-19 Richard Henderson <rth@redhat.com>
9863 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9864 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9865 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9867 (alpha_emit_set_const): Likewise. Make static.
9868 (alpha_emit_set_long_const): Make static.
9869 (alpha_extract_integer): Split out from alpha_expand_mov.
9870 (alpha_split_const_mov): Likewise.
9871 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9872 (alpha_legitimate_constant_p): New.
9873 * config/alpha/alpha-protos.h: Update.
9874 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9875 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9876 * config/alpha/alpha.md (movsi): Add n alternative.
9877 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9878 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9879 (splitters for all of the above): Use alpha_split_const_mov.
9880 * config/alpha/predicates.md (non_add_const_operand): New.
9881 (non_zero_const_operand): New.
9882 (input_operand): Use alpha_legitimate_constant_p after reload.
9884 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9886 PR tree-optimization/19038
9887 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9888 (add_candidate): Add ivs with increment in latch only if
9889 allow_ip_end_pos_p is true.
9890 (determine_iv_cost): Use empty_block_p.
9892 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9894 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9895 (compute_dominance_frontiers): Ditto.
9897 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9900 * config/sh/t-rtems: New.
9901 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9903 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9905 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9906 the offset of the selected field.
9908 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9910 * tree-cfg.c (remove_forwarder_block): Fix the check to
9911 prevent a nonlocal label from appearing in the middle of a
9914 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9916 PR rtl-optimization/19462
9917 * reorg.c (find_end_label): Create return insn only if
9918 current_function_epilogue_delay_list is empty.
9920 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9922 * doc/passes.texi: Remove paragraph mentioning new-ra.
9924 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9926 PR rtl-optimization/15139
9927 * combine.c: Include params.h.
9928 (count_rtxs): New function.
9929 (record_value_for_reg): If replace_rtx would replace at least
9930 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9931 (clobber (const_int 0)) instead of TEM.
9932 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9933 * params.h (MAX_LAST_VALUE_RTL): New.
9934 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9935 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9938 * c-typeck.c (digest_init): Only call build_vector if all constructor
9939 elements are *_CST nodes.
9940 * gimplify.c (gimplify_init_constructor): Likewise.
9943 * c-typeck.c (digest_init): Only call build_vector if inside_init
9946 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9948 * toplev.c (init_asm_output): Remove dead #ifdef.
9950 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9952 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9954 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9956 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9957 accessing DECL_FUNCTION_CODE.
9958 * dojump.c (do_jump): Likewise.
9959 * gimplify.c (gimplify_call_expr): Likewise.
9960 * predict.c (expr_expected_value): Likewise.
9961 (strip_builtin_expect): Likewise.
9962 * tree-inline.c (estimate_num_insns_1): Likewise.
9963 * tree-ssa-loop-im.c (stmt_cost): Likewise
9964 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9965 (tree_expr_nonnegative_p): Likewise.
9967 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9969 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9970 variant of the load_pcrel_sym pattern.
9971 * config/sparc/sparc.md (P macro): Move to the top.
9972 (load_pcrel_sym): Macroize using P.
9973 (save_register_window): Likewise.
9975 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9977 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9980 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9983 * c-typeck.c (build_asm_expr): Strip nops off
9984 input memory operands.
9986 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9988 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9989 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9990 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9991 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9993 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9996 * config/i386/i386.c (override_options): If the 80387 is disabled,
9997 then do not return FP values using FP registers.
9999 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10001 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10002 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10003 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10004 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10005 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10006 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10007 output.h, postreload-gcse.c, postreload.c, recog.c,
10008 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10009 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10010 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10011 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10012 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10013 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10014 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10015 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10017 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10018 config/alpha/alpha.c, config/arm/vfp.md,
10019 config/i386/emmintrin.h, config/i386/i386-modes.def,
10020 config/i386/i386-protos.h, config/i386/i386.h,
10021 config/i386/pmmintrin.h, config/i386/ppro.md,
10022 config/i386/predicates.md, config/i386/xmmintrin.h,
10023 config/i860/i860.c, config/ia64/ia64-modes.def,
10024 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10025 config/ia64/ia64.md, config/ia64/itanium1.md,
10026 config/ia64/itanium2.md, config/ia64/predicates.md,
10027 config/iq2000/iq2000.h, config/mips/linux64.h,
10028 config/rs6000/aix41.h, config/rs6000/aix43.h,
10029 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10030 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10031 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10032 config/sparc/linux64.h, config/sparc/litecoff.h,
10033 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10034 config/sparc/sparc.h, config/sparc/sparc.md,
10035 config/sparc/sysv4-only.h: Update copyright.
10037 2005-01-18 Richard Henderson <rth@redhat.com>
10040 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10042 2005-01-18 Marc Espie <espie@openbsd.org>
10043 * config/i386/openbsdelf.h: Typo.
10045 2005-01-18 Richard Henderson <rth@redhat.com>
10047 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10048 special case for sse.
10049 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10051 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10053 * tree-inline.c (estimate_num_insns_1): Added cases for
10054 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10056 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10058 PR rtl-optimization/19296
10059 * combine.c (simplify_comparison): Rewrite the condition under
10060 which a non-paradoxical SUBREG of a PLUS can be lifted when
10061 compared against a constant.
10063 2005-01-18 Andi Kleen <ak@muc.de>
10065 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10066 * c.opt (-Wpointer-sign): Add.
10067 * doc/invoke.texi: (-Wpointer-sign): Add.
10069 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10071 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10072 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10073 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10074 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10075 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10076 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10077 for TARGET_MIX_SSE_I387.
10078 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10079 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10080 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10081 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10082 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10083 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10084 TARGET_MIX_SSE_I387.
10085 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10088 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10091 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10092 Add movaps alternative for xmm reg->reg move.
10094 2005-01-17 Jeff Law <law@redhat.com>
10096 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10097 at the end of the main DOM loop rather than just before DOM exits.
10099 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10101 PR tree-optimization/19121
10102 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10103 adding aliases to a name tag, also add them to the pointer's
10105 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10106 sensitive alias info at all. Only check that the two pointers
10107 have compatible pointed-to sets.
10108 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10109 a pointer's type tag is a superset of the alias set of the
10110 pointer's name tag.
10112 2005-01-17 James E Wilson <wilson@specifixinc.com>
10115 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10116 comment to document why.
10118 2005-01-17 Richard Henderson <rth@redhat.com>
10120 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10121 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10122 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10123 sse2_vmsminv2df3_finite): New.
10124 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10125 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10126 Force op1 into register.
10128 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10130 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10131 bubblestrap from always rebuilding build directory.
10133 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10135 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10136 ("*cmpmem_short"): Likewise.
10138 2005-01-17 Steven Bosscher <stevenb@suse.de>
10140 * basic-block.h: Document BB_* flags.
10141 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10142 use an sbitmap instead.
10143 * sched-rgn.c (compute_trg_info): Likewise.
10145 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10147 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10148 redundant target_cpu_default and extra_parts lines. Use the default
10150 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10151 (SUBTARGET_EXTRA_SPECS): Delete.
10152 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10153 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10154 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10155 and "n32" for -mabi=n32.
10157 2005-01-17 Ian Lance Taylor <ian@airs.com>
10160 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10161 fold constant variables into initial values.
10163 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10165 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10167 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10168 through the statements backward.
10170 2005-01-17 Ian Lance Taylor <ian@airs.com>
10172 PR middle-end/13127:
10173 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10174 a variable set to the return value of the inlined function.
10176 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10178 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10179 when modes are tieable.
10181 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10183 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10184 of pthread_create to find out if threads are enabled.
10185 * gthr-posix95.h (__gthread_active_p): Likewise.
10187 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10189 * common.opt (-fnew-ra): Remove.
10191 * toplev.h (flag_new_regalloc): Remove.
10192 * Makefile.in (ra*.*): Don't mention.
10193 * passes.c (rest_of_handle_new_regalloc): Remove.
10194 (rest_of_handle_combine, rest_of_compilation): Always consider
10195 flag_new_regalloc as false.
10196 * doc/invoke.texi: Don't document -fnew-ra.
10198 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10200 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10201 last parameter to reg_scan.
10202 * loop.c (loop_optimize): Likewise.
10203 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10204 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10205 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10206 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10207 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10208 * regclass.c (reg_scan): Likewise, for the declaration.
10209 * rtl.h (reg_scan): Likewise, for the prototype.
10211 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10213 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10214 mark_dfs_back_edges.
10216 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10218 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10219 (compute_avail): Uses don't go in tmp_gen.
10221 2005-01-16 Steven Bosscher <stevenb@suse.de>
10223 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10224 loop to look for a free slot in a page entry.
10226 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10229 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10230 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10231 just before targetm.asm_out.file_end.
10232 * tree.h (process_pending_assemble_output_defs): Declare.
10233 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10235 (assemble_alias): Defer generation of assembly code for defines when
10236 TARGET_DEFERRED_OUTPUT_DEFS is true.
10237 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10238 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10239 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10241 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10244 * pa.c (pa_scalar_mode_supported_p): New function.
10245 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10246 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10248 * pa-protos.h (prefetch_operand): Delete.
10249 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10250 * pa.c (prefetch_operand): Delete.
10251 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10252 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10253 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10254 and prefetch_nocc_operand.
10255 * pa.md (prefetch): Rework to avoid reload problems handling short
10256 displacements when a cache control completer needs to be provided.
10257 (prefetch_32, prefetch_64): Delete.
10258 (prefetch_cc, prefetch_nocc): New patterns.
10260 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10262 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10264 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10267 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10268 exceeds maximum alignment for global common data.
10269 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10270 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10272 2004-01-15 Roger Sayle <roger@eyesopen.com>
10274 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10276 2004-01-15 Roger Sayle <roger@eyesopen.com>
10278 * harg-reg-set.h (reg_class_names): Prototype global array.
10279 * regclass.c (reg_class_names): Declare here and initialize to
10281 (dump_regclass): Remove local declaration of reg_class_names.
10282 (regclass): Likewise.
10283 * cfg.c (dump_flow_info): Likewise.
10284 * ra-debug.c (reg_class_names): Likewise.
10285 * regrename.c (reg_class_names): Likewise.
10286 * reload.c (reg_class_names): Likewise.
10287 * reload1.c (spill_failure): Likewise.
10288 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10290 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10292 * config/s390/s390.md ("reload_outti"): Remove predicate for
10293 output operand. Abort if operand is not a MEM.
10294 ("reload_outdi", "reload_outdf"): Likewise.
10296 2005-01-15 Marc Espie <espie@openbsd.org>
10298 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10299 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10300 * config/openbsd.h: Fix C++ includes for native configurations.
10301 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10302 Add trampoline support.
10303 * config/i386/openbsdelf.h: New.
10305 2005-01-15 Marc Espie <espie@openbsd.org>
10307 * collect2.c (main): Explicitly parse -dynamic-linker option.
10309 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10311 PR tree-optimization/19060
10312 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10313 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10314 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10315 and handle extract_range_from_cond returning false.
10316 * fold-const.c (fold): Optimize comparisons with min/max even for
10317 width > HOST_BITS_PER_WIDE_INT.
10319 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10321 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10322 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10323 Remove little endian multilib variants.
10324 Add mips32 multilib variant.
10326 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10328 * explow.c (copy_all_reg, stabilize): Remove.
10329 * expr.h: Remove the corresponding prototypes.
10331 * rtlanal.c (regs_set_between_p): Remove.
10332 * rtl.h: Remove the corresponding prototype.
10334 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10336 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10337 to rs6000_nonimmediate_operand.
10338 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10339 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10340 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10341 rs6000_nonimmediate_operand.
10342 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10343 rs6000_nonimmediate_operand.
10345 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10347 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10349 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10351 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10353 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10354 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10356 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10357 (rs6k_nonimmediate_operand): New.
10358 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10360 (legitimate_lo_sum_address_p): Same.
10361 (rs6000_legitimize_address): Same.
10362 (rs6000_legitimize_reload_address): Same.
10363 (rs6000_legitimate_address): Same.
10364 (spe_build_register_parallel): Pass DF and DC modes in a DI
10367 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10368 to rs6k_nonimmediate_operand.
10370 * config/rs6000/spe.md ("*frob_df_di"): New.
10371 ("*frob_di_df"): New.
10372 ("*frob_di_df_2"): New.
10373 ("*mov_sidf_e500_subreg0"): New.
10374 ("*mov_sidf_e500_subreg4"): New.
10375 ("*movdf_e500_double"): Change predicate to
10376 rs6k_nonimmediate_operand.
10378 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10380 * postreload.c (move2add_note_store): Only call
10381 trunc_int_for_mode on scalar integers.
10383 2005-01-14 Steven Bosscher <stevenb@suse.de>
10385 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10386 replace BB_VISITED uses.
10387 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10388 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10389 (tree_dce_done): Free visited_control_parents.
10390 (perform_tree_ssa_dce): Allocate and clear it.
10391 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10392 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10393 instead of BB_VISITED.
10395 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10397 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10398 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10399 Remove unused prototypes.
10401 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10403 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10404 64-bit register usage.
10405 (spe_func_has_64bit_regs_p): Add FIXME note.
10407 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10409 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10410 flag_finite_math_only with flag_unsafe_math_optimizations.
10412 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10414 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10415 end-of-stack check.
10416 (__tpf_eh_return): Copy TPF private stack area from the module
10417 boundary stack frame. Add check for when module addresses are
10418 equal, but no stub address is found.
10420 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10423 * arm.h (struct machine_function): Add call_via field.
10424 (thumb_call_via_label): Declare.
10425 * arm.c (thumb_call_via_label): New variable.
10426 (thumb_call_reg_needed): New variable.
10427 (arm_output_function_epilogue): For Thumb code, output any per-function
10428 call-indirect trampolines.
10429 (thumb_call_via_reg): New function.
10430 (arm_file_end): New function.
10431 (TARGET_ASM_FILE_END): Call arm_file_end.
10432 (aof_file_end): Likewise.
10433 * arm-protos.h (thumb_call_via_reg): Declare.
10434 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10435 thumb_call_via_reg in normal case.
10437 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10439 PR middle-end/19084
10440 PR rtl-optimization/19348
10441 * recog.c (peephole2_optimize): Do global life update if some peephole
10442 decides it doesn't need at least one of its inputs and that change
10443 influences liveness at the start of the basic block.
10445 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10446 arguments instead of 1.
10448 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10450 PR middle-end/18820
10451 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10452 zero for nested functions needing a static chain or functions
10453 with a non-constant address.
10455 2005-01-13 Roger Sayle <roger@eyesopen.com>
10457 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10458 (and (sign_extend X) C) into (zero_extend (and X C)).
10460 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10462 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10464 2005-01-13 Richard Henderson <rth@redhat.com>
10469 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10470 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10471 not just TARGET_SSE.
10472 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10473 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10474 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10475 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10476 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10477 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10478 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10479 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10480 (movdicc_c_rex64): Rename with '*'.
10481 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10482 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10483 (movsfcc_1_387): Rename from movsfcc_1.
10484 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10485 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10486 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10487 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10488 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10489 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10490 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10491 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10492 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10493 sse_movdfcc_const0_4): Remove.
10494 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10495 recognize min/max early. Update for changed sse cmove patterns.
10496 (ix86_split_sse_movcc): New.
10497 * config/i386/i386-protos.h: Update.
10499 2005-01-13 Steven Bosscher <stevenb@suse.de>
10501 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10502 (fix_stmt_v_may_defs): Likewise.
10504 2005-01-13 Richard Henderson <rth@redhat.com>
10506 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10507 for converting the mask.
10509 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10511 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10514 2005-01-13 Richard Henderson <rth@redhat.com>
10516 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10517 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10518 IX86_BUILTIN_MOVDQ2Q): Remove.
10519 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10520 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10521 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10523 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10524 (sse2_pextrw): Fix immediate constraint.
10525 (sse2_loadq, sse2_loadq_rex64): Remove.
10526 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10527 Use __builtin_ia32_vec_ext_<size>.
10528 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10530 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10532 * function.c (assign_parm_setup_block): Look inside original
10533 entry_parm when inspecting PARALLEL.
10535 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10536 Joel Sherrill <joel@oarcorp.com>
10539 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10540 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10541 rtems_gxx_recursive_mutex_init.
10542 (__gthread_recursive_mutex_lock): New function.
10543 (__gthread_recursive_mutex_trylock): Likewise.
10544 (__gthread_recursive_mutex_unlock): Likewise.
10546 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10548 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10550 2005-01-13 Jan Beulich <jbeulich@novell.com>
10552 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10553 (ashrti3_internal): Indicate output is early clobber. Generate result
10554 into output rather than first input. Use move for low word of output
10555 if shift count is exactly 64.
10556 (lshrti3_internal): Likewise.
10558 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10562 * reload1.c (delete_output_reload): Don't delete an output reload
10563 if the pseudo lives longer than a single basic block. Adjust and
10564 improve wording of comment.
10566 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10569 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10570 of TYPE_SIZE where we mean the number of bytes.
10572 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10574 * function.c (assign_parm_setup_block): Relax condition on
10575 multi-register optimization.
10577 2005-01-12 Nick Clifton <nickc@redhat.com>
10579 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10580 an "in_delay_slot" attribute of "no" to prevent them being used in
10581 delay slots. This is forbidden because they might generate
10584 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10587 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10588 with r->Y and Y->r.
10590 2005-01-12 Nick Clifton <nickc@redhat.com>
10592 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10593 passed on to GAS) but do not define, as GAS no longer supports or
10594 needs the -m2000 option.
10596 2005-01-11 Roger Sayle <roger@eyesopen.com>
10598 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10599 type as args of unprototyped builtins aren't automatically promoted.
10600 (fold_builtin_abs): Likewise.
10602 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10604 * Makefile.in: Set a `build-warn' variable.
10606 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10608 PR tree-optimization/17949
10609 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10610 (find_interesting_uses_address): Use it.
10612 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10614 * regrename.c (kill_value): Handle subreg's that won't simplify.
10616 2005-01-11 Richard Henderson <rth@redhat.com>
10619 * config/i386/i386.h (enum ix86_builtins): Move ...
10620 * config/i386/i386.c: ... here.
10621 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10622 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10623 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10624 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10625 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10626 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10627 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10628 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10629 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10630 IX86_BUILTIN_LOADDDUP): Remove.
10631 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10632 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10633 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10634 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10635 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10636 (ix86_init_builtins): Make static.
10637 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10638 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10639 if all the modes match. Otherwise, fake it.
10640 (get_element_number, ix86_expand_vec_init_builtin,
10641 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10642 (ix86_expand_builtin): Make static. Update for changed builtins.
10643 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10644 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10645 (ix86_expand_vector_init_duplicate): New.
10646 (ix86_expand_vector_init_low_nonzero): New.
10647 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10648 Split out from ix86_expand_vector_init; handle integer modes.
10649 (ix86_expand_vector_init): Use them.
10650 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10651 * config/i386/i386-protos.h: Update.
10652 * config/i386/predicates.md (reg_or_0_operand): New.
10653 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10654 (movv2sf_internal): Likewise. And a splitter to match them all.
10655 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10656 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10657 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10658 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10659 (mmx_pinsrw): Fix operand ordering.
10660 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10661 rather than sse_loadss expander.
10662 (movv2df splitter): Similarly.
10663 (sse_loadss, sse_loadlss): Remove.
10664 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10665 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10666 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10667 (sse3_movddup): Rename with '*'.
10668 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10669 (sse2_loadsd): Remove.
10670 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10671 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10672 (sse2_pinsrw): Fix argument ordering.
10673 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10674 (sse2_stored): Remove 'r' destination.
10675 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10676 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10677 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10678 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10679 vec_extractv16qi, vec_initv16qi): New.
10681 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10682 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10683 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10685 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10686 (_mm_load_si128, _mm_store_si128): Likewise.
10687 (_mm_load1_pd): Use _mm_set1_pd.
10688 (_mm_load_sd): Use _mm_set_sd.
10689 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10690 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10691 (_mm_set_epi64): Use _mm_set_epi64x.
10692 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10693 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10694 _mm_setr_epi8): Use _mm_set_foo form.
10695 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10696 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10697 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10698 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10699 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10700 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10701 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10702 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10703 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10704 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10705 (_mm_movedup_pd): Use _mm_shuffle_pd.
10706 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10707 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10708 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10709 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10710 Use _mm_setzero_ps.
10711 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10712 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10713 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10714 (_mm_store_ps): Use raw dereference.
10715 (_mm_store1_ps): Use _mm_storeu_ps.
10716 (_mm_storer_ps): Use _mm_store_ps.
10717 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10718 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10720 2005-01-11 Stan Shebs <shebs@apple.com>
10722 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10723 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10725 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10728 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10729 Skip all DECLs except for FIELD_DECLs.
10731 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10733 * config/s390/s390.c (override_options): Return error if
10734 -mbackchain, -mpacked-stack and -mhard-float are used together.
10735 (s390_va_start): Remove the backchain && packed-stack special case.
10736 (s390_gimplify_va_arg): Likewise.
10737 * doc/invoke.texi: Remove the ABI incompatibility note.
10739 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10741 * config/s390/s390.c (struct s390_frame_layout): Remove
10743 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10744 save_backchain_p with TARGET_BACKCHAIN.
10746 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10749 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10750 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10751 * function.c (locate_and_pad_parm): Set new field.
10752 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10753 Tweak where_pad test to include "none". Always set mem align for
10755 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10756 not sufficient for type.
10757 (assign_parm_setup_block): If stack_parm is zero on entry, always
10758 make a new stack local. Block move old stack parm if necessary
10759 to new aligned stack local.
10760 (assign_parm_setup_stack): Use a block move to handle
10761 potentially misaligned entry_parm.
10762 (assign_parms_unsplit_complex): Specify required alignment when
10763 creating stack local.
10764 * calls.c (compute_argument_addresses): Override alignment of stack
10765 arg calculated from its type with the alignment given by
10766 FUNCTION_ARG_BOUNDARY.
10767 (store_one_arg): Likewise.
10769 2005-01-11 Jan Beulich <jbeulich@novell.com>
10771 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10772 Change respective itanium_class attribute to ialu.
10773 (shladdp4_internal): New.
10774 * config/ia64/predicates.md (shladd_log2_operand): New.
10776 2005-01-11 Richard Henderson <rth@redhat.com>
10778 * expr.c (store_constructor): Use rtvec_alloc instead of
10779 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10781 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10783 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10785 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10787 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10788 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10789 (TARGET_RWRELOC): Define.
10790 (ia64_rwreloc_section_type_flags): Delete.
10791 (ia64_section_type_flags): New function.
10792 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10793 (TARGET_RWRELOC): Define.
10795 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10798 * config/ia64/ia64.c (process_set): For alloc insn, only call
10799 process_epilogue is !frame_pointer_needed.
10801 2005-01-10 Roger Sayle <roger@eyesopen.com>
10804 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10805 unary operator and can't be treated as a binary/comparison operator.
10807 2005-01-10 Richard Henderson <rth@redhat.com>
10809 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10810 (ix86_return_in_memory): Likewise.
10811 (function_arg_advance): Likewise. Mirror structure in function_arg
10812 for choosing register to advance.
10814 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10816 * tree-vectorizer.c, tree.def: Fix comment typos.
10818 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10820 * config/s390/s390.c (struct processor_costs): 4 new fields:
10821 ddbr, ddr, debr, der.
10822 (s390_rtx_costs): More precise handling of divide instructions.
10824 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10826 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10828 2005-01-10 Jan Beulich <jbeulich@novell.com>
10830 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10831 names resulting from -ffunction-sections/-fdata-sections and linkonce
10833 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10834 based on the section name. Rearrange the section name comparison logic
10835 slightly so that each section name is compared against at most once.
10837 2005-01-10 Ben Elliston <bje@au.ibm.com>
10839 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10840 targets for which -fPIC reduces limitations on the GOT size.
10842 2005-01-09 Falk Hueffner <falk@debian.org>
10844 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10847 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10850 * collect2.c (main): Set aixrtl_flag for -brtl option.
10851 (resolve_lib_name): Search for .so file extension before .a
10852 if aixrtl_flag set.
10854 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10856 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10857 (vect_analyze_data_refs_alignment): Add dump prints.
10859 2005-01-09 Ira Rosen <irar@il.ibm.com>
10861 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10862 expr_invariant_in_loop_p.
10863 Initialize outputs first thing in the function.
10864 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10865 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10866 (vect_analyze_pointer_ref_access): Check that the initial condition of
10867 the access function is loop invariant.
10869 2005-01-09 Richard Henderson <rth@redhat.com>
10871 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10872 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10873 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10874 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10875 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10876 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10877 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10878 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10879 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10880 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10881 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10882 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10883 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10884 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10885 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10886 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10887 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10888 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10889 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10890 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10891 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10892 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10893 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10895 (mmx_clrdi, pavgusb): Remove.
10896 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10897 with leading sse_ prefix.
10898 * config/i386/sse.md: Receive them.
10899 * config/i386/mmx.md: New file.
10900 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10901 (subrv2sf3): Turn into expander for normal subtraction.
10902 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10903 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10904 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10905 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10906 commutative; use ix86_binary_operator_ok.
10907 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10908 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10909 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10910 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10911 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10912 Macroize from existing patterns; use ix86_binary_operator_ok.
10913 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10914 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10915 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10916 with vec_select+vec_concat.
10917 (mmx_pshufw, mmx_pshufw_1): Likewise.
10918 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10919 (mmx_uavgv4hi3): Model correctly.
10920 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10921 _mm_xor_si64): Remove casts.
10923 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10925 PR tree-optimization/19224
10926 * tree-scalar-evolution.c (get_instantiated_value,
10927 set_instantiated_value): New functions.
10928 (instantiate_parameters_1): Cache the results.
10929 (instantiate_parameters, resolve_mixers): Initialize and free
10932 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10934 * config/i386/i386.md (addhi_4): Correct reference in comment.
10937 2005-01-08 Richard Henderson <rth@redhat.com>
10939 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10940 (_mm_cvtsi128_si64x): Likewise.
10941 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10942 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10943 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10944 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10945 * config/i386/i386-protos.h: Update.
10946 * config/i386/i386.c (print_operand): Add 'H'.
10947 (ix86_fixup_binary_operands): Split out from ...
10948 (ix86_expand_binary_operator): ... here.
10949 (ix86_fixup_binary_operands_no_copy): New.
10950 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10951 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10952 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10953 (safe_vector_operand): Use CONST0_RTX.
10954 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10955 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10956 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10957 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10959 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10960 (IX86_BUILTIN_CMPNGESS): New.
10961 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10962 (attr type): Add sselog1.
10963 (attr unit, attr memory): Handle it.
10964 (movti, movti_internal, movti_rex64): Move near other integer moves.
10965 (movtf, movtf_internal): Move near other fp moves.
10966 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10967 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10968 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10969 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10970 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10971 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10972 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10973 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10974 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10975 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10976 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10977 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10978 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10979 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10980 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10981 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10982 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10983 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10984 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10985 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10986 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10987 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10988 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10989 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10990 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10991 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10992 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10993 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10994 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10995 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10996 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10997 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10998 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10999 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11000 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11001 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11002 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11003 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11004 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11005 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11006 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11007 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11008 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11009 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11011 (SSEPUSH, push<SSEPUSH>): Remove.
11012 (MMXPUSH, push<MMXPUSH>): Remove.
11013 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11014 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11015 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11016 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11017 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11018 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11019 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11020 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11021 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11022 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11023 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11024 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11025 (ppro_sse_log_V4SF): Handle sselog1.
11026 * config/i386/predicates.md (const_0_to_1_operand): New.
11027 (const_0_to_255_mul_8_operand): New.
11028 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11029 (const_2_to_3_operand, const_4_to_7_operand): New.
11030 * config/i386/sse.md: New file.
11031 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11032 (sse_movups): Rename from sse_movups_1.
11033 (sse_loadlss): Rename from sse_loadss_1.
11034 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11036 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11037 (absv4sf2, negv2df, absv2df): New.
11038 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11039 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11040 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11041 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11042 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11043 (sse3_addsubv4sf3): Model correctly.
11044 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11045 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11046 (sse_movhlps): Model with vec_select+vec_concat.
11047 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11048 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11049 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11050 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11051 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11052 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11053 sse2_pshufhw_1): Likewise.
11054 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11055 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11056 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11057 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11058 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11059 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11060 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11061 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11062 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11063 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11064 sminv8hi3): Mark commutative
11065 operands. Use ix86_binary_operator_ok.
11066 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11067 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11068 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11069 sse2_punpcklqdq): Allow operand2 in memory.
11070 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11071 sse2_movsd): Add memory alternatives.
11072 (sse_storelps): Turn expander into an insn; split after reload.
11073 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11074 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11076 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11078 * configure.ac (DWARF-2 debug_line): Use objdump.
11079 * configure: Regenerate.
11081 2005-01-08 Jeff Law <law@redhat.com>
11082 Diego Novillo <dnovillo@redhat.com>
11084 PR tree-optimization/18241
11085 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11086 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11087 statements with volatile operands.
11088 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11089 operands after marking a statement with has_volatile_ops.
11091 2005-01-08 Roger Sayle <roger@eyesopen.com>
11093 * tree.c (int_fits_type_p): Always honor integer constant
11094 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11096 2005-01-08 Roger Sayle <roger@eyesopen.com>
11098 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11099 the latent bug in rtl_delete_block has been resolved.
11101 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11103 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11104 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11106 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11108 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11109 library as @multilib_dir@/$(SHLIB_SONAME).
11111 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11113 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11114 * configure: Regenerate.
11116 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11118 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11121 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11124 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11125 Convert non-word aligned offset address using ld/std into
11128 2005-01-07 Richard Henderson <rth@redhat.com>
11130 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11132 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11134 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11136 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11138 PR tree-optimization/19283
11139 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11140 is not shorter than the original type.
11142 PR rtl-optimization/19012
11143 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11145 PR rtl-optimization/18861
11146 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11147 (FULL_STATE): Define.
11148 (mark_tablejump_edge): New function.
11149 (purge_dead_tablejump_edges): New function.
11150 (find_bb_boundaries): Use it.
11152 PR tree-optimization/18828
11153 * builtins.c (expand_builtin_next_arg): Remove argument and all
11154 the argument checking.
11155 (expand_builtin): Adjust caller.
11156 (expand_builtin_va_start): Likewise. Remove error for too many
11158 (fold_builtin_next_arg): Issue error for too many arguments.
11159 After checking arguments, replace them with magic arguments that
11160 prevent further checking of the args.
11162 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11164 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11166 2005-01-06 Roger Sayle <roger@eyesopen.com>
11169 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11170 and %{.S:...} (and their negative variants) to test whether the
11171 input file is assembler or pre-processed-assembler independent of
11172 the actual filename extension.
11174 2005-01-06 Roger Sayle <roger@eyesopen.com>
11176 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11177 of sign or zero extended values.
11179 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11181 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11182 for IBM long double format correctly.
11184 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11186 Fix PR tree-optimization/18792
11188 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11189 to first_loop_depth, and use loop depth instead of loop number.
11190 (build_classic_dir_vector): Ditto.
11191 (compute_data_dependences_for_loop): Use depth, not loop number.
11192 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11193 number. Pass in loops, instead of loop numbers.
11194 (gather_interchange_stats): Ditto.
11195 (linear_transform_loops): Ditto.
11197 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11200 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11201 biv_fits_mode_p, extension_within_bounds_p): New functions.
11202 (check_ext_dependent_givs): Use them.
11204 2005-01-06 Roger Sayle <roger@eyesopen.com>
11206 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11207 more than one barrier, in which case we should delete them all.
11209 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11211 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11213 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11215 Fix PR middle-end/19286
11217 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11218 output this subprogram, simply ignore this attempt to do it again.
11219 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11220 origin attribute if it's not possible.
11221 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11222 (decls_for_scope): Ditto.
11223 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11224 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11226 2005-01-05 Richard Henderson <rth@redhat.com>
11229 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11230 (bdesc_2arg): Use it.
11231 (ix86_expand_binop_builtin): Force operands into registers
11233 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11234 ix86_expand_sse_compare, ix86_expand_sse_comi,
11235 ix86_expand_builtin): Likewise.
11237 2005-01-05 Richard Henderson <rth@redhat.com>
11239 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11241 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11242 (mulv4hi3): Set itanium_class mmmul.
11243 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11244 (fpack): Rename from fpack_sfsf.
11246 2005-01-05 Richard Henderson <rth@redhat.com>
11249 * reload1.c (do_input_reload): Restrict the optimization deleteing
11250 a previous output reload to RELOAD_FOR_INPUT.
11252 2005-01-05 Steven Bosscher <stevenb@suse.de>
11254 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11255 comment that we fall through after case.
11256 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11257 (distribute_links): Likewise.
11258 * cse.c (cse_insn): Likewise.
11259 * cselib.c (cselib_invalidate_mem): Likewise.
11260 * df.c: Update comments at the top of the file.
11261 (read_modify_subreg_p): Update comments here too.
11262 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11263 * flow.c (mark_set_1): Likewise.
11264 (mark_used_regs): Likewise.
11265 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11266 (canon_list_insert): Likewise.
11267 (mark_set): Likewise.
11268 (try_replace_reg): Likewise.
11269 (store_killed_in_insn): Likewise.
11270 * loop.c (count_one_set): Likewise.
11271 (basic_induction_var): Likewise.
11272 * postreload-gcse.c (find_mem_conflicts): Likewise.
11273 * postreload.c (reload_combine_note_store): Likewise.
11274 (move2add_note_store): Likewise.
11275 * reload.c (find_equiv_reg): Likewise.
11276 (mark_referenced_resources): Likewise.
11277 * rtlanal.c (set_noop_p): Likewise.
11278 (note_stores): Likewise.
11279 (note_uses): Likewise.
11280 * sched-deps.c (sched_analyze_1): Likewise.
11281 * sched-rgn.c (check_live_1): Likewise.
11282 (update_live_1): Likewise.
11283 * config/i860/i860.c: Likewise.
11285 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11287 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11289 * doc/rtl.texi: Update documentation for bit-fields and SET.
11291 2005-01-05 Roger Sayle <roger@eyesopen.com>
11293 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11295 2005-01-05 Jan Hubicka <jh@suse.cz>
11296 Richard Henderson <rth@redhat.com>
11299 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11302 2005-01-05 Richard Henderson <rth@redhat.com>
11305 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11306 (sse_shufps): Change operand 3 to const_int_operand.
11307 (sse2_storelps): Fix typo in template.
11308 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11309 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11310 (ix86_expand_builtin): Likewise.
11312 2005-01-05 Julian Brown <julian@codesourcery.com>
11314 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11315 as aggregates for AAPCS ABIs.
11317 2005-01-05 Stan Shebs <shebs@apple.com>
11319 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11320 Mach-O getters if ppc64.
11321 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11323 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11324 signed four-byte field for global code case.
11325 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11327 2005-01-05 Roger Sayle <roger@eyesopen.com>
11329 PR middle-end/19100
11330 * c-common.c: Include real.h.
11331 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11332 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11333 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11334 * Makefile.in (c-common.o): Update dependencies.
11336 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11338 * c-parse.in (asm_string): Add trailing semicolon.
11340 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11342 * c-parse.in (asm_string): New. Don't allow wide strings in
11344 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11345 asm_string instead of STRING.
11347 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11349 * c-typeck.c (constructor_no_implicit): Remove.
11350 (set_designator, process_init_element): Don't check
11351 constructor_no_implicit.
11353 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11354 Kaz Kojima <kkojima@gcc.gnu.org>
11357 * lcm.c (create_pre_exit): New.
11358 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11359 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11361 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11363 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11364 -msoft-float in target_float_switch.
11365 * arm.c (arm_override_options): Fix processing of target_float_switch.
11367 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11369 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11372 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11374 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11375 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11377 2005-01-04 Roger Sayle <roger@eyesopen.com>
11379 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11380 if deleting the then-block allows the test-block to fallthru to the
11383 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11386 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11387 after the full declaration if the are in two different TUs.
11389 2005-01-04 Richard Henderson <rth@redhat.com>
11392 * tree-sra.c (generate_one_element_init): Just
11393 call gimplify_and_add.
11394 (generate_element_init): Record the
11395 new referenced variables and mark them for renaming
11396 and split out to ...
11397 (generate_element_init_1): This.
11398 (scalarize_init): Don't call push_gimplify_context/
11399 pop_gimplify_context.
11401 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11403 * toplev.c (get_src_pwd): Handle failure of getpwd().
11405 2005-01-04 Roger Sayle <roger@eyesopen.com>
11407 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11409 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11410 all the cases handled by it are inverted by invert_truthvalue.
11412 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11414 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11415 (save_register_windowsi): Likewise.
11417 2005-01-04 Richard Henderson <rth@redhat.com>
11419 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11421 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11423 PR middle-end/17767
11424 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11425 any simplifications of vector mode comparison operators.
11426 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11428 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11429 Devang Patel <dpatel@apple.com>
11431 PR tree-optimization/18308
11432 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11433 the operands before creating a new expression.
11434 * dojump.c (do_jump): Make drop_through_label available
11435 for all cases. Add expansion of COND_EXPR.
11437 2005-01-04 Ira Rosen <irar@il.ibm.com>
11439 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11440 INTEGER_CST instead of TREE_CONSTANT.
11441 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11442 instead of TREE_CONSTANT.
11443 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11444 instead of TREE_CONSTANT.
11446 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11448 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11450 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11453 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11454 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11456 2005-01-03 Richard Henderson <rth@redhat.com>
11458 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11459 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11460 fold_convert_const_real_from_real): Split out from ...
11461 (fold_convert_const): ... here.
11463 2005-01-03 Richard Henderson <rth@redhat.com>
11466 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11467 (mov<MMXMODEI>_internal): Likewise.
11468 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11469 Add V2SF case; use it for SSE1; don't use TI.
11470 (movdf_integer): Likewise.
11471 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11473 2005-01-03 Ira Rosen <irar@il.ibm.com>
11475 * tree-vectorizer.c (vect_strip_conversions): New function.
11476 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11477 check for binary class.
11479 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11483 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11485 * gimple-low.c (mark_blocks_with_used_vars): New function.
11486 (mark_blocks_with_used_subblocks): Ditto.
11487 (mark_used_blocks): Ditto.
11488 (pass_mark_used_blocks): New pass.
11489 * tree-inline.c: Include debug.h.
11490 (expand_call_inline): Call outlining_inline_function here.
11491 * tree-optimize.c (init_tree_optimization_passes): Add
11492 pass_mark_used_blocks.
11493 * tree-pass.h (pass_mark_used_blocks): New.
11494 * Makefile.in (tree-inline.o): Add debug.h dependency.
11496 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11498 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11499 VAR_DECLs to have weak_import attribute.
11501 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11504 2004-01-03 Steven Bosscher <stevenb@suse.de>
11506 * passes.c (rest_of_compilation): Don't run regmove if only
11507 flag_expensive_optimizations, require flag_regmove instead.
11509 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11511 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11513 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11514 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11515 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11516 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11518 2005-01-03 Richard Henderson <rth@redhat.com>
11520 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11521 (ia64_const_ok_for_letter_p): New.
11522 (ia64_const_double_ok_for_letter_p): New.
11523 (ia64_extra_constraint): New.
11524 (ia64_expand_vecint_compare): New.
11525 (ia64_expand_vcondu_v2si): New.
11526 (ia64_expand_vecint_cmov): New.
11527 (ia64_expand_vecint_minmax): New.
11528 (ia64_print_operand): Add 'v'.
11529 (ia64_preferred_reload_class): New.
11530 (ia64_vector_mode_supported_p): New.
11531 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11532 (PREFERRED_RELOAD_CLASS): Move to function.
11533 (CONST_OK_FOR_LETTER_P): Move to function.
11534 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11535 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11536 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11537 (EXTRA_CONSTRAINT): Move to function.
11538 * config/ia64/ia64.md: Include vect.md.
11539 (itanium_class): Add mmalua.
11541 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11543 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11544 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11546 (const_int_2bit_operand): New.
11547 (fr_reg_or_0_operand): New.
11548 * config/ia64/ia64-modes.def: Add vector modes.
11549 * config/ia64/ia64-protos.h: Update.
11550 * config/ia64/vect.md: New file.
11552 2005-01-03 Richard Henderson <rth@redhat.com>
11554 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11556 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11559 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11561 (log1pdf2): Change mode of operands[0,1] to DFmode.
11563 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11565 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11566 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11567 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11568 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11569 SPARC_RELAXED_ORDERING.
11571 2005-01-03 Richard Henderson <rth@redhat.com>
11572 Uros Bizjak <uros@kss-loka.si>
11575 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11576 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11577 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11579 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11580 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11581 const_pow2_1_to_128_operand): New predicates.
11583 2005-01-02 Greg McGary <greg@mcgary.org>
11585 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11587 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11588 object. [ptr_type]: Remove unused variable.
11589 Remember nearest addressable array-element or record-component
11590 when checking bitfield components. Tolerate empty BIND_EXPR.
11592 2005-01-01 Richard Henderson <rth@redhat.com>
11594 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11595 that don't narrow the value. Fail for other conversions.
11597 2005-01-01 Richard Henderson <rth@redhat.com>
11600 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11601 * c-lang.c (finish_file): Don't do it here.
11602 * objc/objc-act.c (objc_finish_file): Likewise.
11604 * cgraph.c (decl_assembler_name_equal): New.
11605 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11606 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11607 * cgraph.h (struct cgraph_varpool_node): Add next.
11608 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11609 * varasm.c (assemble_alias): Mark the target as needed.
11611 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11613 PR middle-end/19221
11614 * function.c (get_arg_pointer_save_area): Use entry_of_function
11615 instead of get_insns.
11617 2005-01-01 Roger Sayle <roger@eyesopen.com>
11618 Andrew Pinski <pinskia@physics.uc.edu>
11619 James E. Wilson <wilson@specifixinc.com>
11621 PR rtl-optimization/12092
11622 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11625 2005-01-01 Roger Sayle <roger@eyesopen.com>
11626 Olivier Hainque <hainque@act-europe.fr>
11628 * tree.c (int_fits_type_p): A narrower type always fits in a
11629 wider one, except for negative values into unsigned types.
11631 2005-01-01 Roger Sayle <roger@eyesopen.com>
11633 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11634 with the original constant rather than require TREE_OVERFLOW.
11636 2005-01-01 Steven Bosscher <stevenb@suse.de>
11638 PR middle-end/17544
11639 * c-decl.c (finish_function): If compiling C99, annotate the
11640 compiler generated return with the current file name and line 0.
11641 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11642 the source line is greater than 0.
11643 (remove_bb): Likewise.