1 2005-04-12 Richard Henderson <rth@redhat.com>
3 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
4 (ix86_expand_sse_fp_minmax): ... from ...
5 (ix86_expand_fp_movcc): ... here.
6 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
7 * config/i386/i386-protos.h: Update.
8 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
9 (sse_setccsf, sse_setccdf): Allow before reload.
10 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
11 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
12 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
13 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
14 (anddf3, nanddf3, iordf3, xordf3): New.
16 2005-04-12 Jeff Law <law@redhat.com>
18 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
19 (tree-ssa-uncprop.o): Add dependencies.
20 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
21 * tree-flow.h (remove_useless_stmts): Remove prototype.
22 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
24 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
25 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
26 * tree-pass.h (pass_uncprop): Declare.
27 * tree-ssa-uncprop.c: New file.
29 2005-04-12 James E. Wilson <wilson@specifixinc.com>
32 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
34 2005-04-12 Caroline Tice <ctice@apple.com>
36 Temporary fix for partitioning problems.
37 * passes.c (rest_of_handle_final): Remove code that
38 frees unlikely_text_section_name,
39 * varasm.c (assemble_start_function): Test for partitioning
40 flag before writing out section labels.
41 (assemble_end_function): Test for partitioning flag before
42 writing out section labels.
44 2005-04-12 Steven Bosscher <stevenb@suse.de>
45 Stuart Hastings <stuart@apple.com>
46 Jan Hubicka <jh@suse.cz>
48 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
49 references to gt-tree-cfg.h.
50 * basic-block.h (struct basic_block_def): Don't skip rbi
51 for garbage collection.
52 (struct reorder_block_def): Make GTY-able.
53 (struct control_flow_graph): New structure.
54 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
55 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
56 but instead defines to the control_flow_graph for cfun.
57 (label_to_block_map): New define, points to the label map of
58 the control_flow_graph for cfun.
59 (n_edges_for_function, n_basic_blocks_for_function,
60 last_basic_block_for_function, basic_block_info_for_function,
61 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
62 basic_block_info_for_function, label_to_block_map_for_function):
63 Counterparts for the above, taking a struct function as an extra
65 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
66 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
67 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
68 (alloc_rbi_pool, free_rbi_pool): Remove.
69 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
70 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
72 (cfg_layout_finalize) ... and don't free it here.
73 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
75 * flow.c (free_basic_block_vars): Set label_to_block_map and
77 * function.h (struct function): Add cfg field.
78 * function.c (allocate_struct_function): Allocate the cfg.
79 * tree-cfg.c (label_to_block_map): Remove.
80 (build_tree_cfg): Don't allocate the rbi pool here...
81 (delete_tree_cfg_annotations): ...and don't free it here.
82 Also don't nullify label_to_block_map for cfun.
84 2005-04-12 Caroline Tice <ctice@apple.com>
86 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
87 Revert my patch from April 9.
88 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
89 (reorder_basic_blocks): Revert my patch from April 9.
90 (insert_section_boundary_note): Revert my patch from April 9.
91 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
92 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
93 (COLD_END_LABEL): Revert my patch from April 9.
94 (cold_text_section_label): Revert my patch from April 9.
95 (cold_end_label): Revert my patch from April 9.
96 (dwarf2out_switch_text_section): Revert my patch from April 9.
97 (output_aranges): Revert my patch from April 9.
98 (output_ranges): Revert my patch from April 9.
99 (output_line_info): Revert my patch from April 9.
100 (add_location_or_const_value_attribute): Revert my patch from April 9.
101 (dwarf2out_var_location): Revert my patch from April 9.
102 (dwarf2out_init): Revert my patch from April 9.
103 (dwarf2out_finish): Revert my patch from April 9.
104 * function.h (struct function): Revert my patch from April 9.
105 * opts.c (decode_options): Revert my patch from April 9.
106 * output.h (unlikely_section_label, hot_section_label,
107 hot_section_end_label, cold_section_end_label,
108 unlikely_text_section_name): Revert my patch from April 9.
109 * passes.c (rest_of_handle_final): Revert my patch from April 9.
110 * varasm.c (unlikely_section_label, hot_section_label,
111 hot_section_end_label, cold_section_end_label,
112 unlikely_text_section_name): Revert my patch from April 9.
113 (initialize_cold_section_name): Revert my patch from April 9.
114 (unlikely_text_section): Revert my patch from April 9.
115 (in_unlikely_text_section): Revert my patch from April 9.
116 (named_section): Revert my patch from April 9.
117 (function_section): Revert my patch from April 9.
118 (current_function_section): Revert my patch from April 9.
119 (assemble_start_function): Revert my patch from April 9.
120 (assemble_end_function): Revert my patch from April 9.
121 (default_section_type_flags_1): Revert my patch from April 9.
123 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
125 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
126 * config/sparc/sparc.md (untyped_call): Save the registers manually.
128 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
130 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
133 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
134 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
136 2004-04-12 Richard Henderson <rth@redhat.com>
138 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
139 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
140 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
141 (UNSPEC_*, UNSPECV_*): Renumber.
143 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
146 From Richard Henderson <rth@redhat.com>:
147 * tree-mudflap.c (mf_build_check_statement_for): Correct block
150 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
152 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
154 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
156 * config/bfin/bfin.c (bfin_library_id_string): Remove.
157 (bfin_library_id): New variable.
158 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
159 instead of bfin_library_id_string.
160 (bfin_handle_option): New function.
161 (override_options): Remove most code to deal with shared library IDs,
162 just check they aren't used without -mid-shared-library.
163 (TARGET_HANDLE_OPTION): Define.
164 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
165 * config/bfin/bfin.opt (mshared-library-id=): New.
167 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
169 * tree-vect-transform.c: Fix comment typos.
171 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
173 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
174 split critical edges when not possible/profitable.
176 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
178 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
179 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
180 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
181 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
182 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
183 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
184 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
185 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
187 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
188 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
189 * config/ns32k/ns32k.opt: New file.
191 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
193 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
194 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
195 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
196 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
197 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
198 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
199 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
200 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
201 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
202 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
203 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
204 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
205 (MASK_COLDFIRE): Formatting fixes.
206 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
207 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
208 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
209 "_current_shared_library_a5_offset_".
210 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
211 (MASK_ALL_CPU_BITS): New macro.
212 (m68k_handle_option): New function.
213 (override_options): Remove handling of m68k_library_id_string.
214 * config/m68k/m68k.opt: New file.
215 * config/m68k/ieee.opt: New file.
217 2005-04-11 Mark Mitchell <mark@codesourcery.com>
219 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
220 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
221 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
222 (TARGET_CXX): Adjust accordingly.
223 * target.h (struct gcc_target): Remove epxort_class_data. Add
224 determine_class_data_visibility and class_data_always_comdat.
225 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
226 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
227 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
228 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
229 (arm_cxx_determine_class_data_visibility): New.
230 (arm_cxx_class_data_always_comdat): Likewise.
231 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
232 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
233 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
234 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
235 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
238 2005-04-11 Devang Patel <dpatel@apple.com>
240 * tree-data-ref.c (build_classic_dist_vector,
241 compute_subscript_distance): Make externally visible.
242 * tree-data-ref.h (build_classic_dist_vector,
243 compute_subscript_distance): Same.
244 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
245 Check distance vector against vectorization factor.
246 (vect_analyze_loop): Determine vectorizaion factor before
247 analyzing data dependences.
248 * tree-vectorizer.c (loops_num): Make it externally visible and
250 * tree-vectorizer.c (vect_loops_num): ... new name.
251 * tree-vectorizer.h (vect_loops_num): New.
253 2005-04-11 Devang Patel <dpatel@apple.com>
255 * tree-vect-analyze.c (vect_analyze_operations): Check
256 vectorizable codition.
257 * tree-vect-transform.c (vect_is_simple_cond): New function.
258 (vectorizable_condition): New function.
259 (vect_transform_stmt): Handle condition_vec_info_type.
260 * tree-vectorizer.h (enum stmt_vec_info_type): Add
261 condition_vec_info_type.
262 (vectorizable_condition): New.
264 2005-04-11 Geoffrey Keating <geoffk@apple.com>
266 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
267 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
268 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
270 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
271 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
273 * dwarf2out.c (output_line_info): Don't try to dereference
274 a NULL current_function_decl.
276 * config/t-slibgcc-darwin: Don't put shared libraries in
277 directories other than $(slibdir).
278 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
281 2005-04-11 Diego Novillo <dnovillo@redhat.com>
283 PR tree-optimization/20933
284 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
285 logic to reject aliases between read-only and writable
287 (may_alias_p): ... here.
288 (get_tmt_for): Do not associate read-only tags to pointers
289 whose pointed-to type is not read-only.
290 * tree-ssa.c (verify_ssa): Check that memory stores have at
291 least one V_MAY_DEF or V_MUST_DEF.
293 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
296 * configure.ac (gcc_UNLOCKED_FUNCS): New.
297 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
298 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
299 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
301 (fwrite_unlocked): Fix prototype.
303 * configure, config.in: Regenerate.
305 2005-04-11 David Edelsohn <edelsohn@gnu.org>
307 * tree-ssa-loop-im.c: Include real.h.
308 (determine_invariantness_stmt): If real division divisor is
309 invariant and flag_unsafe_math_optimizations enabled, generate
310 invariant reciprocal for hoisting.
311 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
313 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
315 Fix PR tree-optimization/20926
317 * tree-ssa-alias.c (add_type_alias): Handle subvars.
319 2005-04-11 Devang Patel <dpatel@apple.com>
321 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
324 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
326 * fold-const.c (fold_binary_op_with_conditional_arg):
327 use fold_buildN instead of "fold (buildN" in some
329 (fold_unary): Likewise.
330 (fold_binary): Likewise.
332 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
334 Fix PR tree-optimization/20612
335 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
337 (perfect_nestify): preheaderbb is *not* part of loop of the
340 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
342 * tree-ssa-alias.c (may_alias_p): If the variable
343 is a global variable and the pointer is parameter
344 and -fargument-noalias-global is used, then
345 the pointer cannot alias the variable.
347 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
349 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
350 * config/sparc/sparc.h: Likewise.
351 * config/sparc/sparc.md: Likewise.
353 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
355 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
357 * tree-vrp.c: Fix a comment typo.
359 2005-04-11 Diego Novillo <dnovillo@redhat.com>
361 PR tree-optimization/20920
362 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
363 SSA_NAME flows through an abnormal edge.
364 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
365 through abnormal edges.
366 (maybe_add_assert_expr): Likewise.
368 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
370 * config/s390/s390.h (s390_tune_string, s390_arch_string)
371 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
372 (s390_stack_size_string, s390_stack_guard_string, target_flags)
373 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
374 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
375 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
376 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
377 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
378 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
379 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
380 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
381 (TARGET_HANDLE_OPTION): Likewise.
382 (s390_tune): Initialize to PROCESSOR_max.
383 (s390_arch_string): Make static.
384 (s390_tune_string, s390_warn_framesize_string): Delete.
385 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
386 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
387 (s390_handle_arch_option, s390_handle_option): New functions.
388 (override_options): Remove parsing of option strings.
389 * config/s390/s390.opt: New file.
391 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
393 * tree-complex.c (expand_vector_operations): Call
394 update_stmt_if_modified.
396 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
398 * tree-vect-analyze (vect_determine_vectorization_factor):
399 Do not use GET_MODE_NUNITS.
400 * tree-vect-transform.c (vect_get_vec_def_for_operand,
401 (vectorizable_load, vect_transform_loop): Likewise.
403 2005-04-11 Uros Bizjak <uros@kss-loka.si>
405 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
406 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
407 * optabs.h (enum optab_index): Add new OTI_lceil.
408 (lceil_optab): Define corresponding macro.
409 * optabs.c (init_optabs): Initialize lceil_optab.
410 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
411 and lceildi2 patterns.
412 * builtins.c (expand_builtin_int_roundingfn): Handle
413 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
414 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
415 BUILT_IN_LLCEIL{,F,L}.
416 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
417 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
418 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
419 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
420 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
421 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
422 into lceil built-in function and (long long int)ceil{,f,l} into
423 llceil built-in function.
424 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
427 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
429 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
432 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
434 * config/arm/arm.c: Fix a comment typo.
435 * doc/tree-ssa.texi: Fix a typo.
437 2005-04-10 Steven Bosscher <stevenb@suse.de>
439 * cselib.c (clear_table): Rename to cselib_clear_table.
440 * cselib.h (cselib_clear_table): Add prototype.
441 * gcse.c (gcse_main): Make 'f' argument unused.
442 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
443 of each basic block instead.
444 (compute_sets, compute_hash_table_work): Likewise.
445 (constprop_register): Change int 'alter_jumps' argument to bool.
446 (do_local_cprop): Likewise.
447 (local_cprop_pass): Likewise. Also walk basic blocks instead of
448 the insn chain. Explicitly clear the cselib tables after finishing
449 one basic block. Make sure there are no unterminated libcall blocks.
450 Update compute_sets call.
451 (cprop): Walk basic blocks instead of the insn chain.
452 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
454 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
455 one_cprop_pass calls.
457 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
459 * combine.c (combine_simplify_rtx): Remove a transformation that
460 relies on an invalid assumption about rtl sign-extension semantics.
462 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
464 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
465 to build_int_cst_wide.
467 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
470 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
471 set the original address pseudo to the correct value before the
472 original insn, if possible, and leave the insn alone, otherwise
473 create a new pseudo, set it and replace it in the insn.
474 * recog.c (validate_change_maybe_volatile): New.
475 * recog.h (validate_change_maybe_volatile): Declare.
477 2005-04-09 Caroline Tice <ctice@apple.com>
479 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
480 Remove targetm.have_named_sections test.
481 (fix_edges_for_rarely_executed_code): Likewise.
482 (insert_section_boundary_note): Likewise.
483 (reorder_basic_blocks): Check partitioning flag before calling
484 verify_hot_cold_block_grouping.
485 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
486 the function struct rather than global variables.
487 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
488 (COLD_END_LABEL): Likewise
489 (cold_text_section_label): New static global variable.
490 (cold_end_label): Likewise.
491 (dwarf2out_switch_text_section): Get hot/cold section labels from
492 the function struct rather than global variables.
493 (output_aranges): Use cold_text_section_label and cold_end_label;
494 check partitioning flag before putting out delta.
495 (output_ranges): Remove incorrect code attempting to use
497 (output_line_info): Get cold section label from function struct.
498 (add_location_or_const_value_attribute): Likewise.
499 (get_subprogram_die): Get hot/cold section labels from function struct.
500 (dwarf2out_var_location): Likewise.
501 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
502 write out cold_text_section_label if partition flag is set.
503 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
504 * function.h (struct function): Add new fields to point to hot/cold
505 section labels: hot_section_label, cold_section_label,
506 hot_section_end_label and cold_section_end_label; also add new field
507 for cold text section name, unlikely_text_section_name.
508 * opts.c (decode_options): Turn off partitioning flag if
509 !targetm.have_named_sections.
510 * output.h (hot_section_label): Remove.
511 (hot_section_end_label): Remove.
512 (cold_section_end_label): Remove.
513 (unlikely_section_label): Remove.
514 (unlikely_text_section_name): Remove.
515 * passes.c (rest_of_handle_final): Remove code that frees
516 unlikely_text_section_name.
517 * varasm.c (unlikely_section_label): Remove.
518 (hot_section_label): Remove.
519 (hot_section_end_label): Remove.
520 (cold_section_end_label): Remove.
521 (unlikely_text_section_name): Remove.
522 (initialize_cold_section_name): Modify to call
523 targetm.strip_name_encoding; to store cold section name in current
524 function struct, if it exists; and to only use the decl_section_name
525 if flag_named_sections is true.
526 (unlikely_text_section): Modify to get section name out of current
527 function struct, if there is one; otherwise build it from
528 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
529 (in_unlikely_text_section): Likewise.
530 (named_section): Modify to get/put cold section name in current function
531 struct, if there is one.
532 (function_section): Change 'bool unlikely' to 'int reloc'; check
533 targetm.have_named_sections before calling named_section.
534 (current_function_section): Likewise.
535 (assemble_start_function): Modify to get/put unlikely_text_section_name
536 in current function struct; modify to get hot/cold section labels
537 from function struct; initialize labels using
538 ASM_GENERATE_INTERNAL_LABEL;
539 test partitioning flag before writing out hot section label.
540 (assemble_end_function): Test partitioning flag before writing out
541 hot/cold section labels.
542 (default_section_type_flags_1): Modify to use array instead of
543 char* for unlikely_text_section_name; set flags correctly for
544 cold text section if there is not a current function decl.
546 2005-04-09 Jakub Jelinek <jakub@redhat.com>
548 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
549 and TI_VA_LIST_FPR_COUNTER_FIELD.
550 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
551 * tree-pass.h (pass_stdarg): Add.
552 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
553 * tree-stdarg.c: New file.
554 * tree-stdarg.h: New file.
555 * Makefile.in (OBJS-common): Add tree-stdarg.o.
556 (tree-stdarg.o): Add dependencies.
557 * function.h (struct function): Add va_list_gpr_size and
558 va_list_fpr_size fields.
559 * function.c (allocate_struct_function): Initialize them.
560 * target.h (struct gcc_target): Add stdarg_optimize_hook.
561 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
562 (TARGET_INITIALIZER): Add it.
564 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
565 va_list_{g,f}pr_counter_field.
566 (ix86_setup_incoming_varargs): Don't do anything if reg_save
567 area will not be used. Only save registers that tree-stdarg.c
568 detected they need saving.
569 (ix86_va_start): Don't set up fields that won't be used.
571 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
572 va_list_{g,f}pr_counter_field.
573 (setup_incoming_varargs): Don't do anything if reg_save
574 area will not be used. Only save registers that tree-stdarg.c
575 detected they need saving.
576 (rs6000_va_start): Don't set up fields that won't be used.
578 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
579 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
580 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
581 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
583 2005-04-09 Jakub Jelinek <jakub@redhat.com>
586 * config/i386/i386.c (construct_container): Pass empty aligned
587 struct, union or class in memory.
589 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
591 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
592 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
593 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
594 config/rs6000/predicates.md: Fix comment typos.
596 * sched-int.h (haifa_insn_data): Remove blockage and units.
597 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
598 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
599 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
601 2005-04-09 Jan Hubicka <jh@suse.cz>
602 Steven Bosscher <stevenb@suse.de>
604 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
605 * cfgloop.c (get_loop_exit_edges): Likewise.
606 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
608 * loop-unroll.c (analyze_insns_in_loop): Likewise.
609 * tree-cfg.c (dump_cfg_status): Likewise.
611 2005-04-09 David Edelsohn <edelsohn@gnu.org>
613 * config/rs6000/predicates.md (altivec_register_operand): Remove
614 redundant match_code test.
615 (gpc_reg_operand): Same.
616 (cc_reg_operand): Same.
617 (cc_reg_not_cr0_operand): Same.
619 2005-04-09 Jan Hubicka <jh@suse.cz>
621 Forgotten hunk from my last merge patch:
622 * final.c (output_addr_const): Do not call mark_referenced.
624 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
626 * doc/tree-ssa.texi: Add immediate use documentation.
628 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
630 * arm.c (FL_WBUF): Define.
631 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
632 (arm_is_6_or_7): Delete.
633 (arm_tune_wbuf): New.
634 (arm_override_options): Set arm_tune_wbuf.
635 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
636 (arm_is_6_or_7): Delete declaration.
637 (arm_tune_wbuf): New declartion.
638 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
639 (model_wbuf): Derive from arm_tune_wbuf.
640 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
641 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
642 (arm740t): Mark CPUs as having a write buffer.
644 2005-04-09 Uros Bizjak <uros@kss-loka.si>
646 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
647 of 'const_double_operand' in operand 2 constraints. Update enable
650 2005-04-09 Uros Bizjak <uros@kss-loka.si>
652 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
653 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
654 * optabs.h (enum optab_index): Add new OTI_lfloor.
655 (lfloor_optab): Define corresponding macro.
656 * optabs.c (init_optabs): Initialize lfloor_optab.
657 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
658 and lfloordi2 patterns.
659 * builtins.c (expand_builtin_int_roundingfn): New prototype.
660 (expand_builtin_int_roundingfn): New function.
661 (fold_builtin_int_roundingfn): New prototype.
662 (fold_builtin_int_roundingfn): New function, renamed from
664 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
665 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
666 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
667 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
668 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
669 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
670 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
671 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
672 into lfloor built-in function and (long long int)floor{,f,l} into
673 llfloor built-in function.
674 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
677 2005-04-08 Ian Lance Taylor <ian@airs.com>
679 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
680 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
681 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
682 (DO_COND, DO_BODY): Likewise.
683 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
684 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
685 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
686 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
687 (build_continue_stmt, build_break_stmt): Don't declare.
688 (c_do_switch_warnings): Update declaration.
689 * c-gimplify.c (enum bc_t): Remove.
690 (struct c_gimplify_ctx, ctxp): Remove.
691 (push_context, pop_context): Remove static functions.
692 (c_genericize): Don't call push_context or pop_context.
693 (begin_bc_block, finish_bc_block): Remove static functions.
694 (build_bc_goto): Likewise.
695 (gimplify_c_loop): Likewise.
696 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
697 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
698 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
699 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
700 * c-common.c (c_do_switch_warnings): Rename from
701 c_do_switch_warnings_1.
702 (c_do_switch_warnings) [old version]: Remove.
703 (c_do_switch_expr_warnings): Remove.
704 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
705 function instead of c_do_switch_expr_warnings.
706 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
707 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
708 * c-pretty-print.c (pp_c_statement): Likewise.
709 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
711 2005-04-08 Devang Patel <dpatel@apple.com>
713 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
714 While selecting replacement condition pay attention to loop header.
716 2005-04-08 Diego Novillo <dnovillo@redhat.com>
718 Merge from tree-cleanup-branch: VRP, store CCP, store
719 copy-prop, incremental SSA updating of FUD chains and
720 newly exposed symbols.
722 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
723 (OBJS-common): Add tree-vrp.o.
724 (tree-vrp.o): New rule.
725 * basic-block.h (nearest_common_dominator_for_set): Declare.
726 * common.opt (ftree-store-ccp): New flag.
727 (ftree-copy-prop): New flag.
728 (ftree-vrp): New flag.
729 (ftree-store-copy-prop): New flag.
730 * dominance.c (nearest_common_dominator_for_set): New.
731 * domwalk.c (walk_dominator_tree): Only traverse
732 statements in blocks marked in walk_data->interesting_blocks.
733 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
734 * fold-const.c (fold): Handle ASSERT_EXPR.
735 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
736 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
737 flag_tree_vrp at -O2.
738 * timevar.def (TV_TREE_VRP): Define.
739 (TV_TREE_COPY_PROP): Define.
740 (TV_TREE_STORE_COPY_PROP): Define.
741 (TV_TREE_SSA_INCREMENTAL): Define.
742 (TV_TREE_STORE_CCP): Define.
743 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
744 to kill_redundant_phi_nodes from comment.
745 (verify_expr): Handle ASSERT_EXPR.
746 * tree-dfa.c (mark_new_vars_to_rename): Remove second
747 argument. Update all users.
748 (mark_call_clobbered_vars_to_rename): Remove. Update all
750 * tree-flow-inline.h (unmodifiable_var_p): New.
751 * tree-flow.h (enum value_range_type): Declare.
752 (struct value_range_def): Declare.
753 (value_range): Declare.
754 (remove_all_phi_nodes_for): Remove. Update all users.
755 (find_phi_node_for): Declare.
756 (add_type_alias): Declare.
757 (count_uses_and_derefs): Declare.
758 (kill_redundant_phi_nodes): Remove.
759 (rewrite_into_ssa): Remove.
760 (rewrite_def_def_chains): Remove.
761 (update_ssa, register_new_name_mapping, create_new_def_for,
762 need_ssa_update_p, name_registered_for_update_p,
763 release_ssa_name_after_update_ssa, dump_repl_tbl,
764 debug_repl_tbl, dump_names_replaced_by,
765 debug_names_replaced_by, mark_sym_for_renaming,
766 mark_set_for_renaming, get_current_def, set_current_def,
767 get_value_range, dump_value_range, debug_value_range,
768 dump_all_value_ranges, debug_all_value_ranges,
769 expr_computes_nonzero, loop_depth_of_name,
770 unmodifiable_var_p): Declare.
771 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
773 * tree-into-ssa.c (block_defs_stack): Update comment.
774 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
775 syms_to_rename, names_to_release, repl_tbl,
776 need_to_initialize_update_ssa_p, need_to_update_vops_p,
777 need_to_replace_names_p): New locals.
778 (NAME_SETS_GROWTH_FACTOR): Define.
779 (struct repl_map_d): Declare.
780 (struct mark_def_sites_global_data): Add field
782 (enum rewrite_mode): Declare.
783 (REGISTER_DEFS_IN_THIS_STMT): Define.
784 (compute_global_livein): Use last_basic_block instead of
786 (set_def_block): Remove last argument. Update all callers.
787 (prepare_use_operand_for_rename): Remove. Update all callers.
788 (prepare_def_operand_for_rename): Remove. Update all callers.
789 (symbol_marked_for_renaming): New.
792 (repl_map_hash): New.
794 (repl_map_free): New.
795 (names_replaced_by): New.
796 (add_to_repl_tbl): New.
797 (add_new_name_mapping): New.
798 (mark_def_sites): Assume that all the operands in the
799 statement are in normal form.
800 (find_idf): Assert that the block in the stack is valid.
801 (get_default_def_for): New.
802 (insert_phi_nodes_for): Add new argument 'update_p'.
804 If update_p is true, add a new mapping between the LHS of
805 each new PHI and the name that it replaces.
806 (insert_phi_nodes_1): Only call find_idf if needed.
807 (get_reaching_def): Call get_default_def_for.
808 (rewrite_operand): Remove.
809 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
810 and REWRITE_THIS_STMT are false.
811 Assume that all the operands in the statement are in
813 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
814 (rewrite_virtual_phi_arguments): Remove.
815 (invalidate_name_tags): Remove.
816 (register_new_update_single, register_new_update_set,
817 rewrite_update_init_block, replace_use,
818 rewrite_update_fini_block, rewrite_update_stmt,
819 rewrite_update_phi_arguments): New.
820 rewrite_blocks): Remove argument 'fix_virtual_phis'.
821 Add arguments 'entry', 'what' and 'blocks'.
822 Initialize the dominator walker according to 'what' and
824 Start the dominator walk at 'entry'.
825 (mark_def_site_blocks): Add argument 'interesting_blocks'.
826 Use it to configure the dominator walker.
827 (rewrite_into_ssa): Remove argument 'all'.
829 (rewrite_all_into_ssa): Remove.
830 (rewrite_def_def_chains): Remove.
831 (mark_def_interesting, mark_use_interesting,
832 prepare_phi_args_for_update, prepare_block_for_update,
833 prepare_def_site_for, prepare_def_sites,
834 dump_names_replaced_by, debug_names_replaced_by,
835 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
836 delete_update_ssa, create_new_def_for,
837 register_new_name_mapping, mark_sym_for_renaming,
838 mark_set_for_renaming, need_ssa_update_p,
839 name_registered_for_update_p, ssa_names_to_replace,
840 release_ssa_name_after_update_ssa,
841 insert_updated_phi_nodes_for, update_ssa): New.
842 * tree-loop-linear.c (linear_transform_loops): Call
843 update_ssa instead of rewrite_into_ssa.
844 * tree-optimize.c (vars_to_rename): Remove.
846 (init_tree_optimization_passes): Replace
847 pass_redundant_phi with pass_copy_prop.
849 Replace pass_ccp with pass_store_ccp.
850 Add pass_store_copy_prop after pass_store_ccp.
851 (execute_todo): If the TODO_ flags don't include updating
852 the SSA form, assert that it does not need to be updated.
853 Call update_ssa instead of rewrite_into_ssa and
854 rewrite_def_def_chains.
855 If TODO_verify_loops is set, call verify_loop_closed_ssa.
856 (tree_rest_of_compilation):
857 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
858 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
859 TODO_cleanup_cfg): Renumber.
860 (TODO_verify_loops, TODO_update_ssa,
861 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
862 TODO_update_ssa_only_virtuals): Define.
863 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
865 * tree-phinodes.c (make_phi_node): Update documentation.
866 (remove_all_phi_nodes_for): Remove.
867 (find_phi_node_for): New.
868 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
869 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
870 (interpret_rhs_modify_expr): Likewise.
871 * tree-sra.c (decide_instantiations): Mark all symbols in
872 SRA_CANDIDATES for renaming.
873 (mark_all_v_defs_1): Rename from mark_all_v_defs.
874 (mark_all_v_defs): New function. Update all users to call it
875 with the whole list of scalarized statements, not just the
877 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
878 (compute_flow_insensitive_aliasing): If the tag is
879 unmodifiable and the variable isn't or vice-versa, don't
880 make them alias of each other.
881 (setup_pointers_and_addressables): If the type tag for
882 VAR is about to change, mark the old one for renaming.
883 (add_type_alias): New.
884 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
885 (ccp_lattice_t): Rename from latticevalue.
886 (value): Remove. Update all users.
887 (const_val): New local variable.
888 (do_store_ccp): New local variable.
889 (dump_lattice_value): Handle UNINITIALIZED.
890 (debug_lattice_value): New.
891 (get_default_value): Re-write.
892 (set_lattice_value): Re-write.
893 (def_to_varying): Remove. Update all users.
894 (likely_value): Return VARYING for statements that make
895 stores when STORE_CCP is false.
896 Return VARYING for any statement other than MODIFY_EXPR,
897 COND_EXPR and SWITCH_EXPR.
898 (ccp_initialize): Re-write.
899 (replace_uses_in, replace_vuse_in, substitute_and_fold):
900 Move to tree-ssa-propagate.c.
901 (ccp_lattice_meet): Handle memory stores when
902 DO_STORE_CCP is true.
903 (ccp_visit_phi_node): Likewise.
904 (ccp_fold): Likewise.
905 (evaluate_stmt): Likewise.
906 (visit_assignment): Likewise.
907 (ccp_visit_stmt): Likewise.
908 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
912 (do_ssa_store_ccp): New.
913 (gate_store_ccp): New.
914 (pass_store_ccp): Declare.
915 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
916 (may_propagate_copy): Reformat.
917 Don't abort if ORIG is a virtual and DEST isn't.
918 If NEW does not have alias information but DEST does,
920 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
921 copy_prop_kind, which_copy_prop): Declare.
922 (stmt_may_generate_copy, get_copy_of_val,
923 get_last_copy_of, set_copy_of_val, dump_copy_of,
924 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
925 copy_prop_visit_stmt, copy_prop_visit_phi_node,
926 init_copy_prop, fini_copy_prop, execute_copy_prop,
927 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
928 store_copy_prop): New.
929 (pass_copy_prop, pass_store_copy_prop): Declare.
930 * tree-ssa-dom.c (struct opt_stats_d): Add fields
931 'num_const_prop' and 'num_copy_prop'.
932 (cprop_operand): Update them.
933 (dump_dominator_optimization_stats): Dump them.
934 (tree_ssa_dominator_optimize): Call update_ssa instead of
936 (loop_depth_of_name): Declare extern.
937 (simplify_cond_and_lookup_avail_expr): Guard against NULL
938 values for LOW or HIGH.
939 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
940 (record_equivalences_from_stmt): Call expr_computes_nonzero.
941 (cprop_operand): Only propagate if VAL != OP.
942 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
943 statement for renaming.
944 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
945 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
946 add_type_alias if necessary.
947 Call mark_new_vars_to_rename.
948 (tree_ssa_iv_optimize): If new symbols need to be renamed,
949 mark every statement updated, call update_ssa and
950 rewrite_into_loop_closed_ssa.
951 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
952 from LIVEIN if VAR is a virtual.
953 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
954 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
955 (get_call_expr_operands): Reformat statement.
956 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
958 * tree-ssa-propagate.c (ssa_prop_init): Initialize
959 SSA_NAME_VALUE for every name.
960 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
961 get_value_loaded_by): New.
962 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
963 substitute_and_fold): Move from tree-ssa-ccp.c.
964 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
965 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
966 get_value_loaded_by, replace_uses_in, substitute_and_fold):
968 * tree-ssa.c (verify_use): Fix error message.
969 (propagate_into_addr, replace_immediate_uses, get_eq_name,
970 check_phi_redundancy, kill_redundant_phi_nodes,
971 pass_redundant_phi): Remove. Update all users.
972 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
973 add_type_alias, if necessary.
974 * tree-vectorizer.h (struct _stmt_vect_info): Update
975 documentation for field 'memtag'.
976 * tree-vrp.c: New file.
977 * tree.def (ASSERT_EXPR): Define.
978 * tree.h (ASSERT_EXPR_VAR): Define.
979 (ASSERT_EXPR_COND): Define.
980 (SSA_NAME_VALUE_RANGE): Define.
981 (struct tree_ssa_name): Add field 'value_range'.
982 (PHI_REWRITTEN): Remove.
983 (struct tree_phi_node): Remove field 'rewritten'.
984 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
985 -ftree-store-copy-prop): Document.
986 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
987 Document usage of update_ssa.
989 2005-04-08 David Edelsohn <edelsohn@gnu.org>
992 * config/rs6000/predicates.md (altivec_register_operand): Accept
994 (and64_operand): Do not limit CONST_INT to mask64_operand.
995 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
996 (and_operand): Do not limit CONST_INT to mask_operand.
998 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1000 PR rtl-optimization/20466
1001 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1002 for overlap of the address of each list member.
1003 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1005 2005-04-08 Mike Stump <mrs@apple.com>
1007 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1009 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1012 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1014 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1016 * function.c (push_function_context_to): Don't set
1018 * function.h (function): Remove contains_functions.
1019 (current_function_contains_functions): Remove.
1021 * function.h (function): Remove instrument_entry_exit.
1022 (current_function_instrument_entry_exit): Remove.
1024 * function.h (nonlocal_labels): Remove.
1026 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1028 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1029 (check_attr_value, write_attr_get, write_expr_attr_cache,
1030 find_attr, make_internal_attr): Don't reference negative_ok or
1032 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1033 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1034 (ATTR_STATIC): Adjust the value.
1036 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1038 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1040 * config/s390/tpf.h (ASM_SPEC): Define.
1042 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1044 * tree-flow.h: Remove the prototype for
1045 redirect_immediate_uses.
1046 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1048 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1050 * arm.c (arm_const_double_by_parts): New function.
1051 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1052 * arm.md (define_split for 64-bit constants): Add another one.
1054 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1056 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1058 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1060 * system.h: Revert last change.
1062 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1064 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1065 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1066 (TARGET_SWITCHES): Delete.
1067 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1068 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1069 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1070 * config/xtensa/xtensa.opt: New file.
1072 2005-04-08 Ben Elliston <bje@au.ibm.com>
1074 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1075 * config/fp-bit.h: Tidy comments.
1077 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1079 * system.h: Poison PARAMS.
1081 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1083 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1084 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1085 (TARGET_SWITCHES): Delete.
1086 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1087 * config/vax/vax.opt: New file.
1089 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1091 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1093 2005-04-07 Ian Lance Taylor <ian@airs.com>
1095 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1097 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1098 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1101 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1103 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1104 all immediate uses in PHI nodes.
1106 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1108 * arm.c (arm_const_double_inline_cost): Handle any constant by
1109 using gen_lowpart and gen_highpart_mode.
1110 (note_invalid_constants): All constants in an RTX with a constraint
1111 that permits memory are now pushed to the constant pool.
1112 (output_move_double): Delete code to handle reg to reg and
1113 constant to reg moves.
1114 (const_double_needs_minipool, output_mov_immediate): Delete.
1115 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1116 CONST_INT and CONST_VECTOR.
1117 * arm.md (ANY64): New mode macro.
1118 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1119 (movdf_soft_insn): Split reg-reg and const-reg moves.
1120 (split patterns for 64-bit constant and register moves): New.
1121 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1122 (cirrus_movdf_hard_insn): Likewise.
1123 * fpa.md (movdf_fpa): Likewise.
1124 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1125 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1127 (movv2si_internal_2): Likewise.
1128 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1129 (movdf_vfp): Likewise.
1130 * arm-protos.h (output_mov_immediate): Delete prototype.
1132 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1135 * simplify-rtx.c (simplify_unary_operation_1): Check
1136 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1138 2005-04-06 James E Wilson <wilson@specifixinc.com>
1141 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1144 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1146 * coverage.h (GCOV_TYPE_NODE): Delete.
1147 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1148 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1149 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1150 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1151 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1153 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1156 * Makefile.in (gcc.pot): Remove options.c dependency.
1157 * optc-gen.awk: Don't quote help strings with N_().
1159 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1161 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1162 the function returns a pointer type.
1164 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1166 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1167 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1168 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1169 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1170 explicit_uses members.
1171 (get_or_create_used_part_for): Initialize new fields.
1172 (fieldoff_compare): New function.
1173 (create_overlap_variables_for): Count number of fields, use
1174 heuristic to determine whether to create subvars for vars with
1176 Sort the field list by offset and avoid creating duplicate SFT's.
1178 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1180 * c.opt (-F): Remove trailing whitespace from help string.
1181 (-finput-charset): Use a tab to separate the switch name and help
1183 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1184 (-ftree-vectorizer-verbose): Likewise.
1186 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1188 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1189 a PHI argument where a use occurs instead of all PHI arguments.
1191 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1193 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1196 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1198 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1199 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1200 config/bfin/bfin.h: Fix comment typos.
1202 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1204 * doc/install.texi: Update the URL for Jacks.
1205 * doc/sourcebuild.texi: Likewise.
1207 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1210 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1211 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1213 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1215 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1217 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1219 * config/v850/v850-protos.h (override_options): Delete.
1220 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1221 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1222 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1223 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1224 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1225 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1226 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1227 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1228 (OVERRIDE_OPTIONS): Delete.
1229 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1230 (small_memory_info): Remove the value field.
1231 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1233 * config/v850/v850.c (small_memory): Remove the value field.
1234 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1235 (override_options): Delete.
1236 (v850_handle_memory_option, v850_handle_option): New functions.
1237 * config/v850/v850.opt: New file.
1239 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1241 * config.host: Add a section for generic hosts, and a subsection
1242 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1243 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1244 * config/host-darwin.h: New.
1245 * config/x-darwin: New.
1246 * config/i386/host-i386-darwin.c: New.
1247 * config/i386/x-darwin: New.
1248 * config/rs6000/host-darwin.c: Include host-darwin.h.
1249 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1250 (darwin_rs6000_gt_pch_use_address): Likewise.
1251 * config/rs6000/x-darwin: Change name of .o built, update
1252 dependencies for changes to rs6000/host-darwin.c.
1254 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1257 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1259 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1261 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1262 split_loop_exit_edge instead of loop_split_edge_with.
1264 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1266 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1267 UNSPEC_SET_VSCR): New constants, used throughout.
1269 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1271 (altivec_vspltis<VI_char>): ... this pattern, using
1272 a QImode const_int_operand for the immediate.
1273 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1276 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1279 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1281 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1283 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1285 2005-04-06 Ben Elliston <bje@au.ibm.com>
1287 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1288 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1289 macros as living in "this file" and not gcc.h.
1291 2005-04-06 Ben Elliston <bje@au.ibm.com>
1293 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1294 -ftree-live_range_split. Perhaps renamed at some point?
1296 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1299 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1300 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1302 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1304 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1305 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1306 (number_of_iterations_special): New function.
1307 (number_of_iterations_exit): Use number_of_iterations_special.
1308 Use simplify_using_outer_evolutions only at -O3.
1309 (number_of_iterations_cond, tree_simplify_using_condition,
1310 simplify_using_initial_conditions, loop_niter_by_eval,
1311 compare_trees, can_count_iv_in_wider_type_bound,
1312 simplify_using_outer_evolutions): Use fold_build.
1314 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1316 * doc/install.texi (Configuration): Document --with-java-home.
1318 2005-04-05 Richard Henderson <rth@redhat.com>
1322 * config/i386/i386.c (print_operand): Handle vector zeros.
1323 (ix86_split_to_parts): Handle CONST_VECTOR.
1324 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1325 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1326 what modes to tie for MMX and SSE registers.
1327 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1328 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1329 to vector modes as well.
1330 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1331 properly as an input mode.
1333 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1335 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1337 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1339 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1341 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1343 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1344 and local functions, set sse_nregs to 8 and float_in_sse.
1345 (function_arg_advance, function_arg): If float_in_sse, pass
1346 SFmode and DFmode arguments in SSE registers.
1347 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1349 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1350 of -funit-at-a-time.
1352 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1354 * config/i386/i386-protos.h (ix86_function_value): Accept two
1355 arguments, like the target macro.
1356 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1357 * config/i386/i386.c (ix86_function_value): Accept the second
1358 argument of the target macro.
1359 (ix86_function_ok_for_sibcall): Pass a function pointer to
1360 ix86_function_value.
1361 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1362 call to ix86_value_regno).
1363 (ix86_value_regno): Add support for returning floating point values
1366 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1368 PR tree-optimization/20076
1369 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1370 that call __builtin_return or __builtin_apply_args.
1372 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1374 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1375 Use immediate use iterator.
1376 (stmt_is_bumper_for_loop): Use immediate use iterator.
1377 * predict.c (strip_builtin_expect): Use update_stmt.
1378 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1379 on all elements of a STATEMENT_LIST.
1380 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1381 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1382 (bsi_replace): Mark stmt as modified and the update it.
1383 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1384 (expand_complex_libcal): Call update_stmt.
1385 (expand_complex_comparison): Call mark_stmt_modified.
1386 (expand_complex_operations_1): Call update_stmt_if_modified.
1387 (expand_vector_operations_1): Call mark_stmt_modified.
1388 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1389 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1390 add_immediate_use, redirect_immediate_use,
1391 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1392 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1393 (mark_new_vars_to_rename): Call update_stmt.
1394 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1395 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1397 (unmodify_stmt): Delete.
1398 (update_stmt): New. Force an update of a stmt.
1399 (update_stmt_if_modified): update a stmt if it is out of date.
1400 (get_stmt_operands): Verify stmt is NOT modified.
1401 (stmt_modified_p): Update comment.
1402 (delink_imm_use): Remove a use node from its immuse list.
1403 (link_imm_use_to_list): Link a use node to a specific list.
1404 (link_imm_use): Link a node to the correct list.
1405 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1406 it in the correct list, if appropriate.
1407 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1408 (relink_imm_use): Link a use node in place of another node in a list.
1409 (relink_imm_use_stmt): LInk a node in place of another node, and set
1411 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1412 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1413 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1414 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1415 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1416 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1417 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1418 (has_zero_uses): New. Return true if there are no uses of a var.
1419 (has_single_use): New. Return true if there is only a single use of a
1421 (single_imm_use): New. Return the simgle immediate use.
1422 (num_imm_uses): New. Return the number of immediate uses.
1423 (get_v_must_def_ops): Use is now a pointer.
1424 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1425 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1427 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1428 (delink_stmt_imm_use): Delink all immuses from a stmt.
1429 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1430 * tree-flow.h (struct dataflow_d): Delete.
1431 (immediate_use_iterator_d): New. Immediate use iterator struct.
1432 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1433 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1434 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1436 (struct stmt_ann_d): Remove dataflow_t from struct.
1437 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1438 (if_convertible_phi_p): Use FAST immuse iterator.
1439 (if_convertible_loop_p): Don't call compute_immediate_uses.
1440 (replace_phi_with_cond_modify_expr): Call update_stmt.
1441 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1442 update_stmt_if_modified.
1443 (rewrite_all_into_ssa): Initialize ssa operands.
1444 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1445 compute_immediate_uses.
1446 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1447 ssa_property is available.
1448 (execute_one_pass): Change parameters passed to execute_todo.
1449 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1450 (remove_ssa_form): Call fini_ssa_operands.
1451 (insert_backedge_copies): Delete call to modify_stmt.
1452 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1453 (release_phi_node): Delink any use nodes before releasing.
1454 (resize_phi_node): Relink any use nodes.
1455 (remove_phi_arg_num): Delink the use node.
1456 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1457 (remove_all_phi_nodes_for): Release phi node first.
1458 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1459 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1460 (scalarize_use, scalarize_copy): Call update_stmt.
1461 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1462 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1463 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1464 (ccp_initialize): Remove call to compute_immediate_uses.
1465 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1466 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1468 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1469 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1470 (eliminate_redundant_computations): Call mark_stmt_modified.
1471 (cprop_operand): Call mark_stmt_modified.
1472 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1473 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1474 (dse_optimize_stmt): Use new immuse interface.
1475 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1476 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1477 (substitute_single_use_vars): Use new immuse interface.
1478 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1479 and compute_immediate_uses.
1480 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1482 (rewrite_mem_refs): Call update_stmt.
1483 (determine_lsm): Remove call to compute_imm_uses and free_df.
1484 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1485 (try_unroll_loop_completely): Call update_stmt.
1486 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1487 (rewrite_use_compare): Call update_stmt.
1488 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1489 (rewrite_use) : Call update_stmt.
1490 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1491 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1493 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1494 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1495 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1497 (initialize_vuse_operand): New. Initialize a vuse operand.
1498 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1499 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1500 (finalize_ssa_defs): Use stmt parameter.
1501 (correct_use_link): Ensure a use node is in the correct list, and has
1502 the correct stmt pointer.
1503 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1504 finalize_ssa_v_must_defs): Also initialize use nodes.
1505 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1506 (build_ssa_operands): Seperate parsing from final operand construction.
1507 (parse_ssa_operands): New. Parse entry point for operand building.
1508 (swap_tree_operands): New. Swap 2 tree operands.
1509 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1511 (get_expr_operands): Call swap_tree_operands when needed.
1512 (copy_virtual_operands): Use initialize routines for virtual use ops.
1513 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1514 (verify_abort): New. Issue imm_use error.
1515 (verify_imm_links): New Verify imm_use links for a var.
1516 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1517 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1518 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1519 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1520 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1521 (NULL_USE_OPERAND_P) Define.
1522 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1524 (struct vuse_operand_type): New struct.
1525 (SET_USE): Call set_ssa_use_from_ptr.
1527 (PHI_ARG_INDEX_FROM_USE): Define.
1528 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1529 argument via SET_USE, not PHI_ARG_DEF_TREE.
1530 * tree-ssa-pre.c (eliminate): Call update_stmt.
1531 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1533 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1534 (nearest_common_dominator_of_uses): Use imm_use iterator.
1535 (statement_sink_location): Use imm_use iterator and interface.
1536 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1537 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1538 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1539 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1540 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1541 if new parameter is true.
1542 (init_tree_ssa): Don't initialize operand cache here.
1543 (delete_tree_ssa): Don't destroy operand cache here.
1544 (propagate_into_addr): Pass in a use pointer, return true if anything
1546 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1547 (check_phi_redundancy): Use imm_use iterator.
1548 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1550 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1551 (release_ssa_name): Delink node and all elements in its imm_use list.
1552 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1553 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1554 * tree-vectorizer.c (need_imm_uses_for): Delete.
1555 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1556 * tree.h (struct ssa_imm_use_d): Define.
1557 (SSA_NAME_IMM_USE_NODE): Define.
1558 (struct tree_ssa_name): Add imm_use node.
1560 (PHI_ARG_IMM_USE_NODE): Define.
1561 (struct phi_arg_d): Add imm_use node.
1562 (struct tree_phi_node): Remove struct dataflow_d element.
1563 (TDF_STMTADDR): Define.
1565 2005-04-05 Dale Johannesen <dalej@apple.com>
1567 * doc/invoke.texi (Optimization Options): Remove
1568 duplicate -fcse-follow-jumps. Add -fweb.
1569 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1570 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1572 2005-04-05 Per Bothner <per@bothner.com>
1574 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1575 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1576 (warn_uninit): Get EXPR_LOCUS from context now instead.
1577 This fixes a USE_MAPPED_LOCATION testsuite failure.
1579 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1581 2005-04-05 Per Bothner <per@bothner.com>
1583 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1584 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1585 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1588 2004-04-05 Devang Patel <dpatel@apple.com>
1590 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1591 (lhsr<mode>3): ... new name.
1592 (altivec_vsra<VI_char>): Rename to ..
1593 (ashr<mode>3): ... new name.
1594 * config/rs6000/rs6000.c (builtin_description): Rename shift
1597 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1599 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1600 gen_lowpart_for_combine.
1601 * cse.c (gen_lowpart_if_possible): Move...
1602 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1604 (gen_lowpart_no_emit_general): Use it.
1606 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1608 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1611 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1613 * system.h: Fix typo.
1615 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1617 * config/bfin/bfin-modes.def: New file.
1618 * config/bfin/bfin-protos.h: New file.
1619 * config/bfin/bfin.c: New file.
1620 * config/bfin/bfin.h: New file.
1621 * config/bfin/bfin.md: New file.
1622 * config/bfin/bfin.opt: New file.
1623 * config/bfin/crti.s: New file.
1624 * config/bfin/crtn.s: New file.
1625 * config/bfin/elf.h: New file.
1626 * config/bfin/lib1funcs.asm: New file.
1627 * config/bfin/predicates.md: New file.
1628 * config/bfin/t-bfin: New file.
1629 * config/bfin/t-bfin-elf: New file.
1630 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1631 Document new attributes.
1632 (interrupt, interrupt_handler, saveall): Update documentation for
1634 * doc/install.texi (Specific): Add entry for the Blackfin.
1635 * doc/invoke.texi (Blackfin Options): New section.
1636 * doc/md.texi (Blackfin family): New section to document constraints.
1637 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1639 2005-04-05 Olivier Hainque <hainque@adacore.com>
1641 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1642 match what the system unwinder expects.
1643 * config/mips/mips.c (mips_frame_set): If we're saving the return
1644 address register and the dwarf return address column number differs
1645 from the hard register number, adjust the note reg to refer to the
1648 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1650 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1651 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1652 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1653 (processor_type): New enum.
1654 (mn10300_processor): New variable.
1655 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1656 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1657 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1658 (PROCESSOR_DEFAULT): New macro.
1659 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1660 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1661 (mn10300_handle_option, mn10300_override_options): New functions.
1662 * config/mn10300/mn10300.opt: New file.
1664 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1665 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1667 PR tree-optimization/19903
1668 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1669 that don't fit in their type after conversion.
1671 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1674 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1675 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1676 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1677 flag here. Implement using define_insn_and_split.
1678 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1679 (frndintxf2_mask_pm_i387): New insn patterns.
1680 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1681 Do not set ix86_optimize_mode_switching flag.
1682 (ceilsf2, ceildf2, ceilxf2): Same.
1683 (btruncsf2, btruncdf2, btruncxf2): Same.
1684 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1686 2005-04-05 Ian Lance Taylor <ian@airs.com>
1689 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1690 i386_pe_record_external_function.
1691 (i386_pe_record_external_function): Update declaration.
1692 * config/i386/winnt.c (struct extern_list): Add decl field.
1693 (i386_pe_record_external_function): Add decl parameter.
1694 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1696 * config/i386/i386-protos.h (i386_pe_record_external_function):
1699 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1701 * config/m68k/m68k-protos.h: Add a prototype for
1702 valid_dbcc_comparison_p_2.
1703 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1704 extend_operator, const_uint32_operand, const_sint32_operand,
1705 general_src_operand, nonimmediate_src_operand,
1706 memory_src_operand, post_inc_operand, pre_dec_operand,
1707 pcrel_address): Move to predicates to predicates.md.
1708 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1709 * config/m68k/m68k.md: Include predicates.md.
1710 * config/m68k/predicates.md: New.
1712 2005-04-04 Roger Sayle <roger@eyesopen.com>
1714 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1716 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1718 2005-04-04 Ian Lance Taylor <ian@airs.com>
1720 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1722 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1723 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1724 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1725 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1726 * c-common.c (c_do_switch_warnings_1): New static function broken
1727 out of c_do_switch_warnings.
1728 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1729 (c_do_switch_expr_warnings): New function.
1730 * c-common.h (c_do_switch_expr_warnings): Declare.
1732 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1733 Daniel Jacobowitz <dan@codesourcery.com>
1735 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1737 * rtlanal.c (may_trap_p): Same.
1739 2005-04-04 Dale Johannesen <dalej@apple.com>
1741 * ChangeLog: remove reference to ChangeLog.12.
1743 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1745 CRIS epilogue as RTL.
1746 * config/cris/cris.md: Change all 0 in unspec 0 to
1748 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1749 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1751 ("return"): Change to define_expand. Call cris_expand_return for
1753 ("*return_expanded"): New pattern.
1754 ("epilogue"): New define_expand.
1755 * config/cris/cris.h (PREDICATE_CODES): Add
1756 cris_load_multiple_op.
1757 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1759 (enum cris_retinsn_type): New.
1760 (struct machine_function): New member return_type.
1761 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1762 (cris_target_asm_function_epilogue): Remove, moving RTLified
1764 (cris_expand_epilogue): New function.
1765 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1766 (cris_gen_movem_load, cris_load_multiple_op)
1767 (cris_return_address_on_stack_for_return, cris_expand_return): New
1769 (cris_target_asm_function_prologue)
1770 (cris_initial_frame_pointer_offset): Call
1771 cris_reg_saved_in_regsave_area instead of complicated expression.
1772 Call cris_return_address_on_stack instead of an expression.
1773 (cris_print_operand) <case 'o', case 'O'>: New cases.
1774 (cris_return_address_on_stack): Change return-type to bool.
1775 (cris_simple_epilogue): Ditto. Return false if registers are
1777 * config/cris/cris-protos.h (cris_simple_epilogue)
1778 (cris_return_address_on_stack): Adjust prototype return type.
1779 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1780 (cris_return_address_on_stack_for_return): New prototypes.
1782 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1784 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1785 gpr_or_int12_operand.
1787 * config/frv/frv-protos.h: Add a prototype to
1788 frv_legitimate_memory_operand and frv_const_unspec_p.
1789 (frv_unspec): Move from frv.c.
1790 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1791 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1792 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1793 gpr_or_fpr_operand, gpr_or_int12_operand,
1794 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1795 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1796 int6_operand, int5_operand, uint5_operand, uint4_operand,
1797 uint1_operand, int_2word_operand, uint16_operand,
1798 upper_int16_operand, integer_register_operand,
1799 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1800 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1801 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1802 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1803 move_destination_operand, movcc_fp_destination_operand,
1804 frv_function_symbol_referenced_p, move_source_operand,
1805 condexec_dest_operand, condexec_source_operand,
1806 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1807 const_unspec_operand, gpr_or_memory_operand,
1808 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1809 icc_operand, fcc_operand, cc_operand, icr_operand,
1810 fcr_operand, cr_operand, call_operand, sibcall_operand,
1811 symbolic_operand, relational_operator,
1812 integer_relational_operator, float_relational_operator,
1813 ccr_eqne_operator, minmax_operator,
1814 condexec_si_binary_operator, condexec_si_media_operator,
1815 condexec_si_divide_operator, condexec_si_unary_operator,
1816 condexec_sf_conv_operator, condexec_sf_add_operator,
1817 condexec_memory_operand, intop_compare_operator, acc_operand,
1818 even_acc_operand, quad_acc_operand, accg_operand: Move to
1820 * config/frv/frv.h (PREDICATE_CODES): Remove.
1821 * config/frv/frv.md: Include predicates.md.
1822 * config/frv/predicates.md: New.
1824 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1827 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1828 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1829 (add_standard_iv_candidates_for_size): New function, extracting code
1830 from add_standard_iv_candidates and parameterizing it by type size.
1831 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1833 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1835 * system.h (GCOV_SIZE_TYPE): Unposion.
1836 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1837 (GCOV_TYPE_SIZE): ...this new macro.
1838 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1839 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1840 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1841 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1842 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1843 instead of unsigned_intSI_type_node.
1844 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1845 (rtl_gen_one_value_profiler_no_edge_manipulation)
1846 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1847 * value-prof.c: Include coverage.h.
1849 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1850 Diego Novillo <dnovillo@redhat.com>
1852 Fix PR tree-optimization/20703
1853 Fix PR tree-optimization/20725
1855 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1856 (create_expression_by_pieces): Ditto.
1857 (valid_in_set): Ditto. Also handle tcc_declaration.
1858 (find_or_generate_expression): Handle comparison class.
1859 (insert_into_preds_of_block): Ditto.
1860 (insert_aux): Ditto.
1861 (create_value_expr_from): Handle comparison class, recursively
1862 handle reference nodes.
1863 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1864 (execute_pre): Fix spacing.
1865 (do_fre): Renamed to execute_fre.
1867 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1869 * doc/invoke.texi (SPARC options): Document that
1870 -mlittle-endian is not supported on Linux either.
1872 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1876 * config.gcc (Obsolete configurations): Remove
1877 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1878 (sparclite-*-coff*): Delete.
1879 (sparclite-*-elf*): Likewise.
1880 (sparc86x-*-elf*): Likewise.
1881 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1882 * config/sparc/lite.h: Delete.
1883 * config/sparc/litecoff.h: Likewise.
1884 * config/sparc/liteelf.h: Likewise.
1885 * config/sparc/sp86x-elf.h: Likewise.
1886 * config/sparc/t-sparclite: Likewise.
1887 * config/sparc/t-sp86x: Likewise.
1889 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1891 * config/s390/s390-protos.h: (s390_comparison,
1892 s390_alc_comparison, s390_slb_comparison, const0_operand,
1893 consttable_operand, larl_operand, s_operand,
1894 shift_count_operand, bras_sym_operand, load_multiple_operation,
1895 store_multiple_operation, s390_plus_operand): Remove prototypes.
1896 (s390_legitimate_address_without_index_p): New prototype.
1897 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1899 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1900 const0_operand, consttable_operand, larl_operand, s_operand,
1901 shift_count_operand, bras_sym_operand, load_multiple_operation,
1902 store_multiple_operation, s390_plus_operand): Move to
1904 (check_mode): Remove.
1905 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1907 (s390_legitimate_address_without_index_p): New.
1908 * config/s390/s390.h (PREDICATE_CODES): Remove.
1909 * config/s390/s390.md: Include predicates.md.
1910 * config/s390/predicates.md: New.
1912 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1915 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1916 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1917 (NEED_INDICATE_EXEC_STACK): Define to 1.
1918 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1919 (NEED_INDICATE_EXEC_STACK): Define to 1.
1920 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1921 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1922 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1923 (pic_helper_emitted_p): New global.
1924 (emit_pic_helper): New function extracted from...
1925 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1926 Do not call emit_pic_helper if delay_pic_helper is true.
1927 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1928 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1929 (sparc_file_end): New function.
1931 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1933 * config/mcore/mcore-protos.h: Remove the prototypes for
1934 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1935 mcore_general_movdst_operand, mcore_reload_operand,
1936 mcore_arith_J_operand, mcore_arith_K_operand,
1937 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1938 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1939 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1940 mcore_literal_K_operand, mcore_addsub_operand,
1941 mcore_compare_operand, mcore_load_multiple_operation,
1942 mcore_store_multiple_operation, mcore_call_address_operand.
1943 Add a prototype for const_ok_for_mcore.
1944 * config/mcore/mcore.c (mcore_call_address_operand,
1945 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1946 mcore_arith_reg_operand, mcore_reload_operand,
1947 mcore_arith_J_operand, mcore_arith_K_operand,
1948 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1949 mcore_arith_M_operand, mcore_arith_imm_operand,
1950 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1951 mcore_literal_K_operand, mcore_addsub_operand,
1952 mcore_compare_operand, mcore_load_multiple_operation,
1953 mcore_store_multiple_operation): Move to predicates.md.
1954 (const_ok_for_mcore): Export.
1955 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1956 * config/mcore/mcore.md: Include predicates.md.
1957 * config/mcore/predicates.md: New.
1959 * config/mcore/predicates.md: Fix a comment typo.
1961 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1962 Adrian Straetling <straetling@de.ibm.com>
1964 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1965 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1966 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1968 ("imul"): Removed from "type" attribute.
1969 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1970 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1971 Changed type to imulsi.
1972 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1974 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1976 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1977 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1978 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1979 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1980 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1981 (TARGET_SWITCHES, mcore_stack_increment_string)
1982 (TARGET_OPTIONS): Delete.
1983 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1984 than *_BIT constants.
1985 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1986 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1987 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1988 (mcore_override_options): Delete mcore_stack_increment code.
1989 Change use of M340_BIT to MASK_M340.
1990 * config/mcore/mcore.opt: New file.
1992 2005-04-04 Ian Lance Taylor <ian@airs.com>
1994 * config/arm/arm.c (replace_symbols_in_block): Remove static
1997 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1999 * config/fr30/fr30-protos.h: Remove the prototypes for
2000 stack_add_operand, add_immediate_operand,
2001 high_register_operand, low_register_operand, call_operand,
2002 di_operand, and nonimmediate_di_operand.
2003 * config/fr30/fr30.c (stack_add_operand,
2004 add_immediate_operand, high_register_operand,
2005 low_register_operand, call_operand, di_operand,
2006 nonimmediate_di_operand): Move to predicates.md.
2007 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2008 * config/fr30/fr30.md: Include predicates.md.
2009 * config/fr30/predicates.md: New.
2011 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2012 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2013 mcore_call_address_operand.
2015 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2016 general_movsrc_operand.
2018 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2020 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2023 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2026 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2029 2005-04-04 Richard Henderson <rth@redhat.com>
2030 Jakub Jelinek <jakub@redhat.com>
2032 PR rtl-optimization/16104
2033 * fold-const.c (fold_unary): Fix folding of vector conversions.
2035 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2037 * config.gcc (xstormy16-*-elf): Set extra_options.
2038 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2039 * config/stormy16/stormy16.opt: New file.
2041 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2043 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2044 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2045 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2046 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2047 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2048 (TARGET_UNIX_ASM): Delete.
2049 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2050 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2051 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2052 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2053 * config/pdp11/pdp11.opt: New file.
2055 2005-04-03 Roger Sayle <roger@eyesopen.com>
2056 Alexandre Oliva <aoliva@redhat.com>
2059 * fold-const.c (non_lvalue): Split tests into...
2060 (maybe_lvalue_p): New function.
2061 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2062 C++ front-end prior to lowering into gimple form.
2064 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2066 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2067 BUILT_IN_STRNCASECMP): New.
2068 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2071 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2074 * arm.md (addsi3_compare0_for_combiner): Delete.
2075 (addsi3_compare0_scratch_for_combiner): Delete.
2076 (cmpsi_neg_shiftsi): Delete.
2077 (compare_negsi_si): New pattern.
2078 (cmpsi_negshiftsi_si): New pattern.
2079 (negated_cbranchsi4): Restrict to equality_operator.
2081 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2084 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2086 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2089 * doc/install.texi: Fix a typo.
2091 2005-04-03 Steven Bosscher <stevenb@suse.de>
2094 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2095 a computed goto if the edge to the computed goto block has
2096 incoming abnormal edges. Clarify how the function works.
2098 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2100 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2101 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2102 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2103 hash_scan_set, reg_set_between_after_reload_p,
2104 reg_used_between_after_reload_p, get_avail_load_store_reg,
2105 eliminate_partially_redundant_load): Likewise.
2106 * postreload.c (reload_cse_simplify_set,
2107 reload_combine_note_use): Likewise.
2108 * predict.c (predict_insn, expected_value_to_br_prob,
2109 propagate_freq, expensive_function_p): Likewise.
2110 * print-rtl.c (print_rtx): Likewise.
2111 * profile.c (instrument_edges, instrument_values,
2112 compute_branch_probabilities, branch_prob, union_groups,
2113 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2114 * protoize.c (in_system_include_dir, file_could_be_converted,
2115 file_normally_convertible, gen_aux_info_file, seek_to_line,
2116 do_cleaning): Likewise.
2117 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2118 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2119 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2121 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2123 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2124 * modulo-sched.c (undo_replace_buff_elem): New structure.
2125 (kernel_number_of_cycles, ps_unschedule_node,
2126 undo_generate_reg_moves,free_undo_replace_buff,
2127 undo_permute_partial_schedule, loop_single_full_bb_p,
2128 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2129 build_loops_structure, get_sched_window): New.
2130 (generate_reg_moves): Return undo_replace_buff_elem and other
2132 (generate_prolog_epilog): Remove old loop versioning.
2133 (sms_schedule): Use loop information and loop_version.
2134 (sms_schedule_by_order): Split part of it to get_sched_window.
2135 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2136 cfg_layout_finalize and free_dominance_info before/after SMS.
2138 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2140 * cfghooks.c (lv_flush_pending_stmts,
2141 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2142 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2143 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2144 lv_add_condition_to_bb,
2145 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2146 flush_pending_stmts): New in cfg_hooks structure.
2147 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2148 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2149 lv_add_condition_to_bb): New declarations.
2150 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2152 (loop_version): Declare.
2153 * cfgloopmanip.c (cfghooks.h): Include.
2154 (duplicate_loop_to_header_edge): Change return type to bool.
2155 (loop_version, lv_adjust_loop_entry_edge): Move here.
2156 * cfgrtl.c (cfgloop.h): Include.
2157 (rtl_verify_flow_info_1): Fix.
2158 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2159 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2161 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2162 tree_lv_add_condition_to_bb): New.
2163 (tree_cfg_hooks): Add new hooks to initialization.
2164 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2165 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2167 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2169 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2170 xstormy16_below100_or_register,
2171 xstormy16_splittable_below100_or_register, and
2172 nonimmediate_nonstack_operand.
2174 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2175 xstormy16_ineqsi_operator, equality_operator,
2176 inequality_operator, shift_operator,
2177 xstormy16_below100_operand, xstormy16_below100_or_register,
2178 xstormy16_splittable_below100_or_register,
2179 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2180 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2181 equality_operator, inequality_operator,
2182 xstormy16_below100_operand, xstormy16_below100_or_register,
2183 xstormy16_splittable_below100_or_register,
2184 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2185 nonimmediate_nonstack_operand, shift_operator): Move to
2187 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2188 * config/stormy16/stormy16.md: Include predicates.md.
2189 * config/stormy16/predicates.md: New.
2191 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2193 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2194 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2195 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2196 move_operand, power_of_2_operand): Move to predicates.md.
2197 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2198 PREDICATE_CODE): Remove.
2199 * config/iq2000/iq2000.md: Include predicates.md.
2200 * config/iq2000/predicates.md: New.
2202 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2204 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2205 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2206 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2207 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2208 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2209 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2210 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2211 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2212 (TARGET_M68HC11): Delete.
2213 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2214 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2215 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2216 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2217 (nb_soft_regs): Delete.
2218 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2219 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2220 and MASK_M6812 being set simultaneously. Change the code that sets
2221 the default m68hc11_soft_reg_count to use integers instead of strings.
2222 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2223 m68hc11_soft_reg_count (which now has an int type) as the number
2225 * config/m68hc11/m68hc11.opt: New file.
2227 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2229 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2230 fp_displacement_operand, sp_displacement_operand.
2232 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2234 Remove the prototypes for tst_operand, cmp_operand,
2235 stack_register_operand, d_register_operand,
2236 hard_addr_reg_operand, splitable_operand,
2237 m68hc11_logical_operator, m68hc11_arith_operator,
2238 m68hc11_non_shift_operator, m68hc11_shift_operator,
2239 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2240 non_push_operand, hard_reg_operand, and
2241 reg_or_some_mem_operand.
2242 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2244 (tst_operand, cmp_operand, non_push_operand,
2245 splitable_operand, reg_or_some_mem_operand,
2246 stack_register_operand, d_register_operand,
2247 hard_addr_reg_operand, hard_reg_operand,
2248 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2249 m68hc11_arith_operator, m68hc11_non_shift_operator,
2250 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2252 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2253 * config/m68hc11/m68hc11.md: Include predicates.md.
2254 * config/m68hc11/predicates.md: New.
2256 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2259 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2260 change checked in along with 2005-03-03's patch for debug/20253.
2261 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2262 (remap_decl): Insert type decl in map earlier.
2264 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2266 PR tree-optimization/20640
2267 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2268 post-dominator if it has phi nodes.
2269 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2270 before dead statements.
2272 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2275 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2277 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2279 PR rtl-optimization/20290
2280 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2281 in every iteration if the entry point is the exit test.
2283 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2285 * config/cris/cris.md (attribute "length"): Define.
2287 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2289 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2290 (word_offset_memref_operand): New.
2291 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2292 (indexed_or_indirect_operand): Delete.
2293 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2294 (indexed_or_indirect_operand): Delete.
2296 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2299 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2302 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2303 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2305 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2307 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2309 2005-04-01 Ian Lance Taylor <ian@airs.com>
2311 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2312 (rus, prus): Remove static variables.
2313 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2314 (process_command): Permit report_times and use_pipes together.
2316 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2318 * c-decl.c (validate_proto_after_old_defn): Look at
2319 TYPE_MAIN_VARIANT of argument types.
2321 2005-04-01 Paul Brook <paul@codesourcery.com>
2323 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2324 (arm_output_function_epilogue): Allow call_via_SP.
2325 (thumb_call_via_reg, arm_file_end): Ditto.
2326 * config/arm/arm.h (struct machine_function): Include space for SP.
2327 (thumb_call_via_label): Update declaration.
2329 2005-04-01 Ian Lance Taylor <ian@airs.com>
2331 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2332 doing a peephole optimization, once again put any notes in the
2335 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2337 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2339 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2341 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2342 (block_alloc, find_free_reg): Likewise.
2343 * loop-doloop.c (doloop_modify): Likewise.
2344 * loop-invariant.c (record_use): Likewise.
2345 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2346 get_iv_value, canon_condition, eliminate_implied_condition,
2347 eliminate_implied_condition, simplify_using_initial_values,
2348 shorten_into_mode, canonicalize_iv_subregs,
2349 iv_number_of_iterations): Likewise.
2350 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2351 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2352 unswitch_loop): Likewise.
2353 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2354 move_movables, replace_call_address, find_and_verify_loops,
2355 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2356 record_giv, final_giv_value, general_induction_var,
2357 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2358 loop_giv_dump): Likewise.
2360 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2361 GCOV_CHECK_WRITING): Remove.
2362 (gcov_position, gcov_rewrite): Use gcc_assert.
2363 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2364 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2365 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2368 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2370 * tree-inline.c: Fix a typo.
2372 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2374 * configure.ac (enable-checking): Explicitly set all variables for
2375 collective switch values. Alphabetize variables. Rename
2376 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2378 * doc/install.texi (enable-checking): Update documentation.
2379 * configure: Rebuilt.
2381 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2383 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2386 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2388 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2389 Also reject cases where this pattern will cause load delay stalls
2390 unless optimizing for size and it will produce a shorter sequence.
2391 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2392 variants to avoid pre-adjusting the base when possible.
2394 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2396 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2397 the frame and argument pointers.
2398 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2399 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2400 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2401 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2402 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2403 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2405 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2407 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2408 with entry for selectany attribute.
2409 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2411 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2412 (i386_pe_asm_named_section): Handle sections generated by
2413 selectany attribute.
2414 * doc/extend.texi (selectany): Document attribute.
2416 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2417 Jan Hubicka <jh@suse.cz>
2419 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2420 to fix addresses involving EBP and ESP.
2421 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2422 for SUBREGed registers.
2423 (legitimate_address_p): Accept SUBREGed registers.
2425 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2428 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2429 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2432 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2434 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2436 2005-04-01 James E Wilson <wilson@specifixinc.com>
2439 * dwarf2out.c (rtl_for_decl_init): New function.
2440 (rtl_for_decl_location): Extracted from here.
2441 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2442 add_const_value_attribute. Delete initializer_constant_valid_p call.
2444 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2446 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2447 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2448 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2449 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2450 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2451 config/i386/i386.md, config/rs6000/predicates.md,
2452 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2453 config/s390/s390.c, config/stormy16/stormy16.c,
2454 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2457 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2460 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2461 COND_EXPR and CALL_EXPR.
2463 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2466 * genautomata.c (first_cycle_unit_presence): Check all alternative
2467 states for unit presence.
2469 * doc/md.texi: Remove remark about impossibility to query unit
2470 presence in non nondeterministic automaton state.
2472 * config/ia64/ia64.c (get_template): Change order of unit querying.
2474 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2476 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2479 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2481 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2482 flag for edges outside any loops.
2484 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2486 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2488 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2490 * tree-ssa-alias.c: Follow spelling conventions.
2491 * doc/tree-ssa.texi: Fix a typo.
2493 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2495 * postreload-gcse.c: Include target.h.
2496 (gcse_after_reload_main): Return early if we cannot modify jumps.
2497 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2499 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2501 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2502 expensive operations.
2504 2005-03-31 Ian Lance Taylor <ian@airs.com>
2506 * collect2.c (lderrout): New variable.
2507 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2508 if it is set, to stderr.
2509 (handler): Unlink lderrout if it is set.
2510 (dump_file): Add "to" parameter. Change all callers.
2511 (main): Initialize lderrout.
2512 (collect_execute): Add errname parameter. Change all callers.
2513 Rename redir parameter to outname. Never pass
2514 PEX_STDERR_TO_STDOUT to pex_run.
2515 * collect2.h (collect_execute, dump_file): Update declarations.
2516 * tlink.c (tlink_execute): Add errname parameter. Change all
2518 (do_tlink): Check lderrout as well as ldout.
2520 2005-03-31 Caroline Tice <ctice@apple.com>
2522 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2523 (bb-reorder.o): Add errors.h to list of requirements.
2524 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2525 profiledbootstrap flags.
2526 * bb-reorder.c (errors.h): Add new include.
2527 (struct bbro_basic_block_data_def): Add new field, in_trace.
2528 (add_unlikely_executed_notes): Remove function.
2529 (mark_bb_for_unlikely_executed_section): Remove function.
2530 (insert_section_boundary_note): New function.
2531 (verify_hot_cold_block_grouping): New function.
2532 (push_to_next_round_p): Remove variables and tests that push all
2533 cold blocks to last round.
2534 (find_traces): Remove code that added extra round of trace finding
2535 when doing partitioning.
2536 (find_traces_1_round) : Remove variable last_round; add code to
2537 update new struct field, in_trace; correct trace_length where it was
2538 incorrect before (after call to copy_bb); change code that pushed all
2539 cold blocks to last round. Instead verify that all blocks going into
2540 a trace belong in the same partition.
2541 (connect_traces): Modify to connect the traces in two passes, if the
2542 function contains both hot and cold blocks. The first pass connects
2543 all the traces for blocks in the partition that the first block in
2544 the function belongs to; the second pass connnects all the traces
2545 containing blocks that belong in the other partition.
2546 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2547 code that automatically put the first block in a function into the
2548 hot partition if the function had any hot blocks.
2549 (fix_crossing_unconditional_branches): Check number of succ edges
2550 before attempting to get one.
2551 (fix_edges_for_rarely_executed_code): Update comment describing
2553 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2554 remove call to add_unlikely_executed_notes; add call to
2555 verify_hot_cold_block_grouping.
2556 (duplicate_computed_gotos): Don't change computed goto if it's a
2558 (partition_hot_cold_basic_blocks): Update function comment.
2559 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2561 (try_forward_edges): Likewise.
2562 (merge_blocks_move_predecessor_nojumps): Likewise.
2563 (merge_blocks_move_successor_nojumps): Likewise.
2564 (merge_blocks_move): Likewise.
2565 (try_crossjump_bb): Likewise.
2566 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2567 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2568 notes to cold bb's; remove call to update_unlikely_executed_notes.
2569 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2570 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2571 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2572 function declaration.
2573 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2575 (rtl_can_merge_blocks): Remove redundancy from condition.
2576 (try_redirect_by_replacing_jump): Likewise.
2577 (force_nonfallthru_and_redirect): Remove code for adding
2578 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2579 (commit_one_edge_insertion): Likewise.
2580 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2581 * dbxout.c (FORCE_TEXT): Replace function_section with
2582 current_function_section.
2583 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2584 function, switch_text_section.
2585 (struct xcoff_debug): Likewise.
2586 (dbxout_function_end): Add code to put out label diffs for both
2587 hot and cold sections.
2588 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2589 for new debug_hooks funciton, switch_text_section..
2590 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2591 switch_text_section.
2592 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2593 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2594 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2595 dw_fde_switched_sections.
2596 (output_call_frame_info): Add test to see if function switches text
2597 sections in the middle; if so, use appropriate extra hot and cold
2598 section labels to compute size deltas for the hot and cold sections.
2599 (dwarf2out_begin_prologue): Add code to initialize new fields in
2601 (dwarf2out_switch_text_section): New function (invoked through
2602 debug_hook); updates new fields in dw_fde_struct appropriately and
2603 increments separate_line_info_table_in_use.
2604 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2605 dwarf2out_switch_text_section.
2606 (struct var_loc_node): Add new field, section_label.
2607 (output_aranges): Add code to check whether in hot or cold section and
2608 use the appropriate label in calculating deltas.
2609 (output_ranges): Likewise.
2610 (output_line_info): Add code to check which section we're in and
2611 use appropriate hot/cold label.
2612 (add_location_or_constant_value_attribute): Likewise.
2613 (gen_subprogam_die): Modify arange attributes to use correct labels.
2614 (dwarf2out_begin_block): Change call to function_section into call to
2615 current_function_section.
2616 (dwarf2out_end_block): Likewise.
2617 (dwarf2out_source_line): Likewise.
2618 (dwarf2out_var_location): Add code to check whether in hot or cold
2619 section and use the appropriate label.
2620 * except.c (output_function_exception_table): Change call to
2621 function_section into call to current_function_section.
2622 * final.c (profile_function): Likewise.
2623 (scan_ahead_for_unlikely_executed_note): Remove function.
2624 (final_scan_insn): Remove calls to
2625 scan_ahead_for_unlikely_executed_note, and related code for switching
2626 to cold section, except for the single time
2627 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2628 debug_hooks->switch_text_sections; replace appropriate calls to
2629 function_section with calls to current_function_section.
2630 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2631 test_bb to condition.
2632 (find_if_case_2): Likewise.
2633 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2634 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2635 * opts.c (decode_options): Change warning about hot/cold partitioning
2636 with exceptionss to inform (so as not to cause bootstrap failures);
2637 remove warning about partitioning with DWARF debug info.
2638 * output.h (current_function_section): Add new function decl.
2639 (insert_section_boundary_note): Likewise.
2640 (enum in_section): Move this declaration here from varasm.c.
2641 (unlikely_section_label): Likewise.
2642 (unlikely_text_section_name): Likewise.
2643 (last_text_section_name): New global variable.
2644 (last_text_section): Likewise.
2645 (hot_section_label): Likewise.
2646 (hot_section_end_label): Likewise.
2647 (cold_section_end_label): Likewise.
2648 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2649 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2650 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2651 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2652 insn from consideration.
2653 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2654 switch_text_section.
2655 * varasm.c (basic-block.h): Add new include.
2656 (unlikely_section_label_printed): Remove global variable.
2657 (unlikely_section_label): Make global variable not be static any more.
2658 (unlikely_text_section_name): Likewise.
2659 (hot_section_end_label): New global variable (not static)
2660 (first_function_block_is_cold): Likewise.
2661 (hot_section_label): Likewise.
2662 (cold_section_end_label): Likewise..
2663 (last_text_section): New global variable, not static.
2664 (last_text_section_name): New global variable, not static.
2665 (initialize_cold_section_name): New function.
2666 (enum in_section): Move declaration to output.h.
2667 (text_section): Update last_text_section.
2668 (unlikely_text_section): Replace code to determine cold section name
2669 with call to initialize_cold_section_name; Add code to update
2670 last_text_section; remove code for printing out label.
2671 (named_section_real): Add code to update last_text_section and
2672 last_text_section_name as appropriate.
2673 (function_section): Change test for 'unlikely' to depend on
2674 first_function_block_is_cold (moved old test to
2675 current_function_section).
2676 (current_function_section): New function.
2677 (assemble_start_function): Move code that frees
2678 unlikely_text_section_name; initialize hot_section_end_label;
2679 print hot and cold section labels at the start of the function;
2680 set first_function_block_is_cold, if appropriate; initialize l
2681 ast_text_section; add call to insert_section_boundary_note.
2682 (assemble_end_function): Add code to write out hot and cold section
2684 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2685 switch_text_section.
2686 * config/darwin.c (machopic_select_section): Replace incorrect
2687 function in base_funs; update reloc for cold sections if necessary.
2688 * config/darwin.h (SECTION_FUNCTION): Add code to update
2689 last_text_section if appropriate.
2690 (text_unlikely_section): Remove.
2691 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2692 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2693 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2694 partitioning for this architecture.
2696 2005-03-31 Olivier Hainque <hainque@adacore.com>
2698 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2699 defined and non-zero.
2701 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2704 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2707 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2710 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2711 label operand. Remove (use (unspec..)). Don't emit a label on
2713 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2714 generate inline label for load_toc_v4_PIC_1b.
2715 (rs6000_emit_load_toc_table): Likewise.
2717 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2719 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2720 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2722 2005-03-29 Devang Patel <dpatel@apple.com>
2724 * tree-sra.c (decide_block_copy): Disable scalarization of
2727 2005-03-30 Stuart Hastings <stuart@apple.com>
2728 Dale Johannesen <dalej@apple.com>
2730 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2731 * print-tree.c (print_node): Add case STATEMENT_LIST.
2733 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2735 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2736 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2737 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2738 is given with "powerpc64*" or "all", or when --with-cpu chooses
2741 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2744 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2745 gen_lexical_block_die.
2746 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2748 2005-03-31 Jan Hubicka <jh@suse.cz>
2750 2004-11-02 Jan Hubicka <jh@suse.cz>
2752 * cgraph.c (cgraph_varpool_node_name): New function.
2753 (dump_cgraph_varpool_node): New function.
2754 (dump_varpool): New function.
2755 * cgraphunit.c (cgraph_optimize): Dump varpool.
2757 2004-10-16 Jan Hubicka <jh@suse.cz>
2759 * cgraph.c (decide_is_variable_needed): New function.
2760 (cgraph_varpool_finalize_decl): Use it.
2761 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2763 * final.c (output_addr_const): Do not call mark_referenced.
2764 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2765 always go via cgraph.
2766 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2767 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2768 * tree-optimize.c (execute_inline): Mark functions called.
2769 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2771 2004-10-11 Jan Hubicka <jh@suse.cz>
2773 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2774 (cgraph_varpool_last_needed_node): New static variable.
2775 (enqueue_needed_varpool_node): Break out from ...; add items to the
2776 end of queue; update first pointers.
2777 (cgraph_varpool_mark_needed_node): ... here.
2778 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2779 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2780 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2781 (cgraph_varpool_first_unanalyzed_node): Declare.
2782 * cgraphunit.c: Include output.h.
2783 (cgraph_varpool_analyze_pending_decls): New function.
2784 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2785 for errors, analyze pending decls.
2786 (cgraph_finalize_compilation_unit): Only analyze decls.
2787 (cgraph_optimize): Assemble the decls after expanding.
2789 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2791 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2792 subvars get marked properly in tags for grouping.
2793 (add_pointed_to_var): Mark only actual pointed to
2794 variables/subvars in addresses needed.
2795 (create_overlap_variables_for): Clear call clobbered on original
2797 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2798 addresable vars with subvars into list.
2799 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2802 2005-03-30 Richard Henderson <rth@redhat.com>
2804 * cgraph.h (struct cgraph_node): Add alias.
2805 * varasm.c (assemble_alias): Set it.
2806 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2807 avoid calling cgraph_expand_function.
2809 2005-03-30 Tom Tromey <tromey@redhat.com>
2811 * tree.def (FILE_TYPE): Removed.
2812 * typeclass.h (enum type_class): Removed file_type_class.
2813 * dwarf2out.c (is_base_type): Updated.
2814 (gen_type_die): Likewise.
2815 * dbxout.c (dbxout_type): Updated.
2816 * builtins.c (type_to_class): Updated.
2817 * tree.c (type_contains_placeholder_1): Updated.
2818 * config/sparc/sparc.c (sparc_type_code): Updated.
2819 * config/ia64/ia64.c (hfa_element_mode): Updated.
2820 * expr.c (count_type_elements): Updated.
2821 * stor-layout.c (layout_type): Updated.
2822 * tree-inline.c (remap_type): Updated.
2823 * tree-pretty-print.c (dump_generic_node): Updated.
2825 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2827 * builtins.c (expand_builtin_powi): Fix mode of
2828 2nd argument to match int.
2829 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2830 2nd argument type to int.
2831 * libgcc2.c: Change prototype of __powi* functions to use
2834 2005-03-30 Dale Johannesen <dalej@apple.com>
2837 * calls.c (expand_call): Flush pending deferrals before
2840 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2844 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2845 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2846 c_label_context, label_context_stack): New.
2847 * c-decl.c (define_label): Check for jumps into statement
2848 expressions. Add label to list of defined labels.
2849 (start_function): Push context on label_context_stack.
2850 (finish_function): Pop context from label_context_stack.
2851 * c-typeck.c (label_context_stack): New.
2852 (c_finish_goto_label): Check for jumps into statement
2853 expressions. Add label to list of jumped to labels.
2854 (struct c_switch): Add blocked_stmt_expr.
2855 (c_start_case): Initialize it.
2856 (do_case): Check it.
2857 (c_finish_case): Verify !blocked_stmt_expr.
2858 (c_begin_stmt_expr): Push context on label_context_stack.
2859 Increment blocked_stmt_expr. Mark labels jumped to from outside
2861 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2862 defined in the statement expression and no longer jumpable to.
2863 Mark labels jumped to from just outside the statement expression
2864 as again definable. Pop context from label_context_stack.
2865 * doc/extend.texi (Statement Exprs): Update.
2867 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2870 * c-decl.c (start_function): Check for old_decl being
2873 2005-03-30 Ian Lance Taylor <ian@airs.com>
2875 * final.c (final): Remove prescan parameter. Change all callers.
2876 (final_scan_insn): Remove prescan parameter. Change all callers.
2878 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2880 * tree-vectorizer.c: Fix comment typos.
2882 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2884 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2885 as soon as a chrec_dont_know is detected.
2887 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2889 Merge from csl-arm-branch.
2890 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2892 * tlink.c (recompile_files): Do not assume that "rename" can
2893 overwrite an existing file.
2895 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2897 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2898 * gcc/configure: Regenerate.
2900 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2902 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2904 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2906 * calls.c (struct arg_data): Update "partial" comment.
2907 (load_register_parameters): Update "nregs" comment.
2909 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2911 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2912 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2913 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2914 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2915 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2916 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2917 than target_flags & 0.
2918 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2919 (iq2000_arch, iq2000_parse_cpu): Delete.
2920 (TARGET_HANDLE_OPTION): Override default.
2921 (iq2000_handle_option): New function.
2922 (override_options): Remove -march= and -mcpu= handling.
2923 * config/iq2000/iq2000.opt: New file.
2925 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2927 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2928 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2929 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2930 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2931 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2932 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2933 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2934 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2935 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2936 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2937 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2938 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2939 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2940 (TARGET_OPTIONS): Delete.
2941 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2942 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2943 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2944 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2945 (c4x_cpu_version_string): Delete.
2946 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2947 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2948 equivalent -mcpu= option.
2949 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2950 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2951 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2952 or clearing the appropriate MASK_* bit.
2953 (c4x_file_start): Use c4x_cpu_version.
2954 * config/c4x/c4x.opt: New file.
2956 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2958 * doc/options.texi: Document the new MaskExists flag.
2959 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2960 if the option has the MaskExists flag.
2962 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2964 * opt-functions.awk (flag_set_p, test_flag): New functions.
2965 (switch_flags): Use them.
2966 * opth-gen.awk: Use flag_set_p to check for flags.
2967 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2969 2005-03-30 Ian Lance Taylor <ian@airs.com>
2971 * config.host (i[34567]86-*-mingw32*): Don't set
2972 host_can_use_collect2 to no.
2974 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2977 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2978 Remove convert_memory_address call duplicating that in memory_address.
2980 2005-03-29 Richard Henderson <rth@redhat.com>
2983 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2984 (build_compound_literal): Likewise. Propagate decl type into the
2986 (finish_decl): Likewise. Use new return value from complete_array_type
2987 for zero sized arrays.
2988 (complete_array_type): Move ...
2989 * c-common.c (complete_array_type): ... here. Change first argument
2990 to pointer-to-type-node. Consistently use sizetype for the index
2991 except for zero sized arrays. Detect zero sized arrays for pedantic
2992 mode diagnostics. Create a new type node instead of modifying the
2994 * c-tree.h (complete_array_type): Move decl ...
2995 * c-common.h (complete_array_type): ... here.
2997 2005-03-29 Richard Henderson <rth@redhat.com>
3000 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3002 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3004 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3005 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3006 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3007 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3009 2005-03-29 Eric Christopher <echristo@redhat.com>
3011 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3012 truthvalue conversion removal.
3014 2005-03-29 Ian Lance Taylor <ian@airs.com>
3017 * collect2.c: Never include <vfork.h>.
3018 (VFORK_STRING, vfork): Don't define.
3019 (pid): Remove global variable.
3020 (handler): Call raise instead of kill (getpid(), ...).
3021 (collect_wait): Add pex parameter. Change all callers. Use
3022 pex_get_status rather than pwait.
3023 (do_wait): Add pex parameter. Change all callers.
3024 (collect_execute): Return struct pex_obj * rather than void. Use
3025 pex routines rather than pexecute.
3026 (fork_execute): Get pex_obj from collect_execute, and pass it to
3028 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3029 Only declare quit_handler if SIGQUIT is defined.
3030 (scan_libraries): Likewise.
3031 * collect2.h (collect_execute): Update declaration.
3032 (collect_wait): Update declaration.
3033 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3034 pass it to collect_wait.
3036 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3039 * c-parser.c (c_parser_compound_statement_nostart): Give error
3040 message for EOF instead of just setting parser->error.
3042 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3044 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3045 (slpeel_update_phi_nodes_for_guard1): New function.
3046 (slpeel_update_phi_nodes_for_guard2): New function.
3047 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3048 of slpeel_update_phi_nodes_for_guard.
3049 (vectorize_loops): Remove call to loop_closed_rewrite.
3050 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3053 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3055 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3056 (TARGET_LITTLE_ENDIAN): New macro.
3057 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3058 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3059 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3060 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3061 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3062 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3063 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3064 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3065 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3066 (TARGET_OPTIONS): Delete.
3067 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3068 (CACHE_FLUSH_TRAP): Turn into an integer.
3069 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3070 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3071 -mflush-trap is in use.
3072 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3073 (m32r_cache_flush_trap_string): Delete.
3074 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3075 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3076 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3077 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3078 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3079 -mmodel= and -msdata= handling from...
3080 (m32r_init): ...here.
3081 * config/m32r/m32r.opt: New file.
3083 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3085 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3086 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3087 * tree-vect-analyze.c (vect_object_analysis): additional parm
3088 pass back a "struct ptr_info_def *" with the points-to info.
3089 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3090 statement using info returned from vect_object_analysis.
3091 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3092 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3093 for virtual uses and defs when creating a replacement vector
3094 reference. Call duplicate_ssa_name_ptr_info to define points-to
3095 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3096 (vectorizable_store): copy_virtual_operands and update
3097 definition statements.
3098 (vectorizable_load): copy_virtual_operands. Remove call to
3099 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3100 * tree-vectorizer.c (vectorize_loops): Remove calls to
3101 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3102 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3103 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3104 define macro STMT_VINFO_PTR_INFO for use in accessing.
3105 * tree.h add export of duplicate_ssa_name_ptr_info.
3106 * rs6000.c (altivec_init_builtins): Declare builtin function
3107 __builtin_altivec_mask_for_load to be "const".
3109 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3112 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3113 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3114 assemble_variable on aliases.
3115 * varasm.c (assemble_alias): Set node->alias.
3116 * toplev.c (wrapup_global_declarations): Don't call
3117 rest_of_decl_compilation on aliases again.
3119 2005-03-29 Paul Brook <paul@codesourcery.com>
3121 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3122 * config/arm/arm.c (arm_dbx_register_number): New function.
3123 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3125 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3128 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3129 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3131 2005-03-29 Dale Johannesen <dalej@apple.com>
3133 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3134 $(TREE_H) and $(COVERAGE_H).
3135 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3136 * opts.c (common_handle_option): Enable tree-based value transforms.
3137 * toplev.c (process_options): Ditto.
3138 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3139 refers to references to this type.
3140 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3141 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3142 for may_be_more, may_be_less.
3143 (rtl_gen_pow2_profiler): Adjust.
3144 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3145 (rtl_gen_one_value_profiler): Adjust.
3146 (rtl_gen_const_delta_profiler): Adjust.
3147 * tree-profile.c (tree_gen_interval_profiler): Implement.
3148 (tree_gen_pow2_profiler): Ditto.
3149 (tree_gen_one_value_profiler): Ditto.
3150 (tree_profiling): New.
3151 (pass_tree_profile): Reference it.
3152 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3154 (insn_divmod_values_to_profile): Rename to
3155 rtl_divmod_values_to_profile. Adjust.
3156 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3157 (insn_prefetch_values_to_profile): Adjust.
3158 (rtl_value_profile_transformations): Adjust.
3159 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3160 (gen_mod_pow2): Rename to rtl_mod_pow2.
3161 (gen_mod_subtract): Rename to rtl_mod_subtract.
3162 (divmod_fixed_value_transform): Rename to
3163 rtl_divmod_fixed_value_transform.
3164 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3165 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3166 (rtl_find_values_to_profile): Adjust.
3167 (tree_value_profile_transformations): Implement.
3168 (tree_divmod_values_to_profile): New.
3169 (tree_values_to_profile): New.
3170 (tree_divmod_fixed_value): New.
3171 (tree_mod_pow2): New.
3172 (tree_mod_subtract): New.
3173 (tree_divmod_fixed_value_transform): New.
3174 (tree_mod_pow2_value_transform): New.
3175 (tree_mod_subtract_transform): New.
3176 (tree_find_values_to_profile): Implement.
3177 * profile.c (instrument_values): Free histograms.
3178 (compute_value_histograms): Adjust. Implement tree version.
3180 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3182 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3183 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3184 variable. Output "fldcw" depending on round_mode.
3185 * config/i386/i386.md (UNSPEC_FIST): New.
3186 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3187 New isns patterns to implement lrint and llrint built-ins as x87
3189 (fistdi2, fist<mode>2 splitters): New splitters.
3190 (lrint<mode>2): New expanders.
3192 2005-03-28 Ian Lance Taylor <ian@airs.com>
3194 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3195 0 when calling final_scan_insn.
3197 2005-03-28 Jan Hubicka <jh@suse.cz>
3200 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3203 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3204 types where possible.
3206 2005-03-26 Per Bothner <per@bothner.com>
3208 Make -f[no-]show-column also control non-cpp diagnostics.
3209 * c.opt (fshow-column): Move option from here ...
3210 * common.opt (fshow-column): ... to here.
3211 * diagnostic.c (diagnostic_build_prefix): Only print column number
3212 if flag_show_column.
3214 2005-03-27 Steven Bosscher <stevenb@suse.de>
3216 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3217 vax_output_conditional_branch): New prototypes.
3218 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3219 extracted from vax.md mov and add patterns.
3220 (vax_output_conditional_branch): New function to output conditional
3221 branch instructions.
3222 * vax.md: Use mode macros for arithmetic and mov patterns.
3223 Use code macros for the jump patterns.
3225 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3227 * Makefile.in (libbackend.o): Depend on version files;
3228 add custom generation command.
3230 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3233 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3234 sure that we have a REG before getting its REGNO.
3236 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3238 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3239 * builtins.def (BUILT_IN_STRNDUP): New.
3241 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3243 PR tree-optimization/20470
3244 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3247 2005-03-25 Mike Stump <mrs@apple.com>
3249 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3252 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3254 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3255 Use our own structure definitions.
3257 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3258 (fix_truncdfsi2): Allow registers or memory as destination.
3259 When TARGET_PPC_GFXOPT, generate simplified pattern.
3260 (fix_truncdfsi2_internal): Use define_insn_and_split.
3261 (fix_truncdfsi2_internal_gfxopt): New.
3262 (fctiwz): Don't confuse register allocation by giving it no choices.
3264 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3265 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3266 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3267 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3269 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3271 * dominance.c (free_dominance_info): Speed up by freeing et
3272 data structures without maintaining other nodes.
3273 * et-forest.c (et_free_tree_force): New.
3274 * et-forest.h: Add a prototype for et_free_tree_force.
3276 * tree.c (get_set_constructor_bits,
3277 get_set_constructor_bytes): Remove.
3278 * tree.h: Remove the corresponding prototypes.
3280 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3283 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3284 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3285 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3286 PRE_DEC, NEG and NOT.
3288 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3290 * fold-const.c: Convert uses of fold (build (...)) to
3293 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3295 PR rtl-optimization/20249
3296 * cse.c (insert_regs): Do not record equivalence of registers in
3299 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3301 * emit-rtl.c (reverse_comparison): Remove.
3302 * rtl.h: Remove the corresponding prototype.
3304 2005-03-24 James E Wilson <wilson@specifixinc.com>
3306 * doc/install.texi (--enable-altivec): Delete docs.
3308 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3310 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3311 SFmode and DFmode before reload when
3312 flag_unsafe_math_optimizations not enabled.
3314 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3316 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3318 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3319 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3321 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3323 * configure.ac (enable-checking): Add 'runtime' option.
3324 * doc/install.texi (enable-checking): Document 'runtime' checking.
3325 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3326 * config.in: Regenerated.
3327 * configure: Regenerated.
3329 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3331 * optabs.h (enum optab_index): Remove OTI_llrint.
3332 (llrint_optab): Remove macro.
3333 * optabs.c (init_optabs): Remove llrint_optab initialization.
3334 * genopinit.c (optabs): Remove llrint_optab implementation.
3335 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3338 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3340 PR rtl-optimization/20532
3341 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3342 overflow when adding coefficients for PLUS or MINUS.
3343 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3346 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3348 * langhooks.h (truthvalue_conversion): Remove.
3349 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3350 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3351 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3352 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3353 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3355 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3357 * params.def: Fix a typo.
3358 * config/mips/mips.c: Follow the spelling convensions.
3359 * doc/invoke.texi: Fix typos.
3361 2005-03-18 Dale Johannese <dalej@apple.com>
3363 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3365 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3367 Fix PR tree-optimization/20601
3369 * tree-ssa-pre.c (insert_aux): Add missing condition to
3372 2005-03-23 Ian Lance Taylor <ian@airs.com>
3374 * final.c (final_scan_insn): Don't remove no-op instructions.
3375 * reload1.c (reload): Remove simple no-op instructions even when
3378 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3380 PR tree-optimization/20501
3381 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3382 reporting that peeling for alignment is applied moved to...
3383 * (vect_analyze_data_refs_alignment): Here.
3385 2005-03-23 Ian Lance Taylor <ian@airs.com>
3387 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3389 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3391 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3392 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3394 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3396 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3397 imply that this is called once, independent of asms in code.
3398 Adjust to now being pased output and input lists. Mention helper
3399 function decl_overlaps_hard_reg_set_p.
3400 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3401 hook_tree_tree_identity and to take three trees, returning third.
3402 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3404 * stmt.c: include hard-reg-set.h before tree.h.
3405 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3406 (decl_conflicts_with_clobbers_p): Call
3407 decl_overlaps_hard_reg_set_p.
3408 (expand_asm_operands): Pass output and input lists in call to
3409 targetm.md_asm_clobbers.
3410 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3411 hook_tree_tree_tree_tree_3rd_identity.
3412 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3414 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3415 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3416 parameters, first two unused.
3417 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3418 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3419 in constraint letters and MOF is not mentioned as a asm-declared
3420 register in neither of the input and output lists.
3422 2005-03-23 DJ Delorie <dj@redhat.com>
3424 * optabs.c (expand_binop): Make sure the first subword's result
3427 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3429 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3430 Call c_common_truthvalue_conversion rather than
3431 lang_hooks.truthvalue_conversion.
3432 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3433 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3435 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3436 c_common_truthvalue_conversion.
3437 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3438 c_parser_conditional_expression, c_parser_binary_expression): Call
3439 c_objc_common_truthvalue_conversion.
3440 * c-typeck.c (build_unary_op): Call
3441 c_objc_common_truthvalue_conversion.
3442 (build_conditional_expr): Do not call
3443 lang_hooks.truthvalue_conversion.
3444 (build_binary_op): Call c_common_truthvalue_conversion.
3445 (c_objc_common_truthvalue_conversion): Moved from
3446 c-objc-common.c. Call default_function_array_conversion instead
3447 of default_conversion.
3449 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3451 * c-common.h (default_conversion): Remove.
3452 (perform_integral_promotions): Add.
3453 * c-tree.h (default_conversion): Add.
3454 * c-typeck.c (perform_integral_promotions): New, split out from
3456 * c-common.c (check_case_value): Use perform_integral_promotions,
3457 not default_conversion.
3458 (c_add_case_label): Don't continue processing case label after
3459 found to be pointer.
3461 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3463 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3464 the prefix list if we have already added a multilib directory
3466 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3469 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3471 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3473 * reload.h: Remove the prototype for indirect_symref_ok.
3475 * reload1.c (indirect_symref_ok): Make it global.
3476 * reload.h: Add a prototype for indirect_symref_ok.
3478 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3480 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3483 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3485 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3487 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3489 * c-opts.c (c_common_parse_file): Only start/end main source file
3490 if debug hooks says the writer wants it.
3491 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3493 (xcoff_debug_hooks): Ditto.
3494 * debug.c (do_nothing_hooks): Ditto.
3495 * debug.h (gcc_debug_hooks): Ditto.
3496 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3497 * sdbout.c (sdb_debug_hooks): Ditto.
3498 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3500 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3502 * doc/extend.texi: Deprecate C++ min/max operators.
3504 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3506 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3507 artificial original candidates.
3509 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3510 Jan Hubicka <jh@suse.cz>
3511 Steven Bosscher <stevenb@suse.de>
3513 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3514 call cost based on argument sizes.
3515 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3517 * params.def: (max-inline-inssn-single): Set to 450.
3518 (max-inline-insns-auto): Set to 90.
3519 (max-inline-insns-recursive): Set to 450
3520 (max-inline-insns-recursive-auto): Set to 450.
3521 (large-function-insns): Set to 2700.
3522 (inline-call-cost): New parameter.
3523 * tree-inline.c (estimate_move_cost): New function.
3524 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3525 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3527 * tree-inline.h (estimate_move_cost): Declare.
3528 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3529 (max-inline-insns-auto): Change default to 90.
3530 (max-inline-insns-recursive): Change default to 450
3531 (max-inline-insns-recursive-auto): Change default to 450.
3532 (large-function-insns): Change default to 2700.
3533 (inline-call-cost): Document new parameter.
3535 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3537 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3538 (TARGET_DEFAULT): Delete.
3539 * config/i860/i860.opt: New file.
3541 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3543 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3544 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3545 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3546 (frv_sched_lookahead): Delete.
3547 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3548 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3549 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3550 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3551 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3552 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3553 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3554 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3555 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3556 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3557 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3558 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3559 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3560 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3561 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3562 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3563 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3564 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3565 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3566 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3567 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3568 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3569 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3570 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3571 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3572 (frv_sched_lookahead): Delete.
3573 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3574 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3575 (frv_handle_option): New function. Move -mcpu= handling from...
3576 (frv_override_options): ...here. Remove handling of other
3578 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3579 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3580 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3581 and TARGET_NO_MULTI_CE.
3582 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3583 !TARGET_VLIW_BRANCH.
3584 * config/frv/frv.opt: New file.
3586 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3588 * fold-const.c (fold_ternary): Take decomposed arguments of
3590 (fold): Update a call to fold_ternary.
3592 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3593 * tree.h: Add corresponding prototypes.
3595 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3598 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3599 between jump table and its label.
3600 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3601 resp. ADDR_DIFF_VEC and the label preceeding it.
3602 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3603 is emitted in the right section.
3605 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3607 * fold-const.c (fold_unary, fold_binary): Update comments
3610 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3612 PR rtl-optimization/20527
3613 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3614 REG_INC note, test that the register also isn't mentioned in PRED
3617 2005-03-22 Ben Elliston <bje@au.ibm.com>
3619 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3622 2005-03-21 Mike Stump <mrs@apple.com>
3624 * varasm.c (default_assemble_visibility): Remove extra ().
3626 2005-03-21 Roger Sayle <roger@eyesopen.com>
3629 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3630 to determine whether a block can be duplicated, rather than test
3631 whether the block contains noncopyable insns ourselves.
3633 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3635 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3638 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3640 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3642 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3644 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3645 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3646 * config/fr30/fr30.opt: New file.
3648 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3650 Fix PR tree-optimization/20542
3652 * tree-flow-inline.h (overlap_subvar): Move to here.
3653 * tree-ssa-operands.c: From here.
3654 * tree-flow.h (overlap_subvar): Declare.
3655 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3656 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3657 for variables with subvars.
3659 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3662 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3663 * modulo-sched.c (const_iteration_count): Return on NULL
3665 (print_node_sched_params): Return on NULL dump_file.
3666 (generate_reg_moves): Handle reg-anti dependencies and disregard
3667 closing branch when generating register moves.
3668 (sms_schedule): Mark the SMSed block dirty.
3669 * passes.c (rest_of_handle_sms): Call update_life_info for all
3671 * testsuite/gcc.dg/20050321-1.c: New test.
3673 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3675 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3676 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3677 movqi_internal): Likewise.
3679 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3681 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3682 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3683 xtensa_b4const): Delete prototypes.
3684 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3685 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3686 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3687 xtensa_extra_constraint): New prototypes.
3688 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3689 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3690 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3691 move_operand, const_float_1_operand, fpmem_offset_operand,
3692 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3693 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3694 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3695 argument type to HOST_WIDE_INT.
3696 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3697 xtensa_mask_immediate): Likewise.
3698 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3699 Likewise. Also make these functions static.
3700 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3701 (xtensa_const_ok_for_letter_p): New.
3702 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3703 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3704 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3705 move_operand, const_float_1_operand, fpmem_offset_operand,
3706 branch_operator, ubranch_operator, boolean_operator): Move to
3708 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3709 (xtensa_mem_offset): Change return type to bool.
3710 (xtensa_extra_constraint): New.
3711 (gen_int_relational): Update type of const_range_p function pointer.
3712 Use xtensa_b4const_or_zero.
3713 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3714 xtensa_const_ok_for_letter_p. Update comments.
3715 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3716 (PREDICATE_CODES): Delete.
3717 * config/xtensa/xtensa.md: Include predicates.md.
3718 * config/xtensa/predicates.md: New file.
3720 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3722 * config/v850/v850-protos.h: Remove the prototypes for
3723 reg_or_int9_operand, reg_or_const_operand,
3724 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3725 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3726 movsi_source_operand, power_of_two_operand,
3727 not_power_of_two_operand, special_symbolref_operand,
3728 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3729 register_is_ok_for_epilogue.
3730 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3731 reg_or_int9_operand, reg_or_const_operand,
3732 call_address_operand, special_symbolref_operand,
3733 movsi_source_operand, power_of_two_operand,
3734 not_power_of_two_operand, register_is_ok_for_epilogue,
3735 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3736 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3738 * config/v850/v850.h (PREDICATE_CODES): Remove.
3739 * config/v850/v850.md: Include predicates.md.
3740 * config/v850/predicates.md: New.
3742 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3744 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3745 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3746 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3747 (itoolsdir, itoolsdatadir): Move definition above new first use.
3748 (install-itoolsdirs): New rule.
3749 (install-mkheaders): Depend on install-itoolsdirs, not
3750 install-include-dir.
3752 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3754 * tree-into-ssa.c: Remove obsolete comments.
3756 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3758 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3759 unrolling if -fpeel-loops is specified, too.
3760 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3761 Remove superfluous check for flag_unroll_loops.
3763 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3765 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3766 (lrint_optab, llrint_optab): Define corresponding macros.
3767 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3768 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3769 pattern and llrint_optab using llrintdi2 patterns.
3770 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3771 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3772 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3773 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3774 flag_unsafe_math_optimizations is set.
3776 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3778 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3779 simplify_logical, if_then_else_cond, known_cond,
3780 simplify_comparison): Adjust calls to reverse_comparison.
3781 Don't use combine_reversed_comparison_code).
3782 (combine_reversed_comparison_code): Remove.
3783 (reversed_comparison): Using reversed_comparison_code, move it...
3784 * jump.c (reversed_comparison): ... here.
3785 * rtl.h (reversed_comparison): Add prototype.
3787 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3789 * builtins.c (fold_builtin): Take decomposed arguments of
3791 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3792 * gimplify.c (gimplify_call_expr): Likewise.
3793 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3794 * tree.h: Update the prototype of fold_builtin.
3796 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3798 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3799 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3800 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3801 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3802 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3804 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3806 * builtins.c (fold_builtin_1): Take decomposed arguments of
3808 (fold_builtin): Update a call to fold_builtin_1.
3810 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3813 * gcov.c (output_lines): Only output function block summary when
3814 outputting branch information.
3815 * doc/gcov.texi: Document format of preamble and additional block
3818 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3820 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3821 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3822 the defaults false if BITS_PER_UNIT != 8.
3823 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3824 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3825 than BITS_PER_UNIT != 8.
3826 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3827 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3828 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3830 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3831 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3833 2005-03-20 Roger Sayle <roger@eyesopen.com>
3836 * fold-const.c (fold_binary): Fix type mismatch between
3837 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3838 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3839 for non-truth-valued expressions.
3841 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3842 and FUNCTION_DECL in the main switch.
3843 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3844 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3845 we also need to convert their operands to match.
3846 <TRUTH_NOT_EXPR>: Likewise.
3848 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3850 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3851 diagnostic without checking whether an lvalue.
3852 * c-common.h (lvalue_p): Remove.
3853 (enum lvalue_use): Update comment.
3854 (lvalue_or_else): Replace by lvalue_error.
3855 * c-typeck.c (lvalue_p): Make static.
3856 (lvalue_or_else): New. Call lvalue_error.
3858 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3860 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3861 (function_arg_advance): Use rs6000_parm_start.
3862 (function_arg, rs6000_arg_partial_bytes): Likewise.
3864 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3866 * c-common.c (check_case_value): Adjust comment about stripping
3868 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3869 * c-typeck.c (default_conversion, convert_arguments,
3870 build_modify_expr, convert_for_assignment, store_init_value,
3871 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3872 manually. Remove inaccurate comments.
3874 2005-03-20 Roger Sayle <roger@eyesopen.com>
3875 Joseph S. Myers <joseph@codesourcery.com>
3877 * varasm.c (do_assemble_alias): Restore comment describing function.
3878 Annotate the target parameter as potentially unused.
3880 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3883 * config/avr/avr.c (avr_output_function_prologue): Do not use
3884 current_function_name() in a label, use a local label instead.
3886 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3888 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3889 flag_finite_math_only, not flag_unsafe_math_optimizations.
3891 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3893 * builtins.c (fold_builtin_1): Update a call to
3894 targetm.fold_builtin.
3895 * hooks.c (hook_tree_tree_bool_null): Rename to
3896 hook_tree_tree_tree_bool_null. Take one more argument of type
3898 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3899 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3900 hook_tree_tree_tree_bool_null.
3901 * target.h (gcc_target): Update the prototype of fold_builtin.
3902 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3903 arguments of CALL_EXPR.
3904 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3907 2005-03-20 Jan Hubicka <jh@suse.cz>
3909 * cgraph.h (cgraph_node): Add prev_clone pointer.
3910 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3911 (cgraph_clone_node): Produce doubly linked chain.
3913 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3915 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3916 get_nonnull_operand, handle_sentinel_attribute,
3917 check_function_arguments_recurse): Do not strip NOPS from
3919 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3921 * c-format.c (get_constant): Likewise.
3922 * c-parser.c (c_parser_postfix_expression): Likewise.
3923 * c-typeck.c (set_init_index): Likewise.
3924 (convert_arguments): Don't check for NOP_EXPR containing integer
3927 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3929 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3930 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3931 Take decomposed arguments of CALL_EXPR.
3932 (fold_builtin_1): Update calls to the functions mentioned
3935 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3937 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3938 width to have integer type.
3939 (build_enumerator): Require enumerator value to have integer type.
3941 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3943 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3946 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3948 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3949 std=iso9899:199x): Correct descriptions.
3951 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3953 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3956 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3958 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3960 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3961 fold_builtin_memcpy.
3963 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3964 arguments of CALL_EXPR.
3965 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3966 fold_builtin_found, fold_builtin_1): Update calls to
3967 fold_trunc_transparent_mathfn.
3969 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3972 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3973 function pointers on targets that require function pointer
3975 (fold_sign_changed_comparison): Likewise.
3977 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3979 * combine.c (try_combine): When changing the mode of a hard reg, make
3980 sure that doing so is valid.
3982 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3984 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3985 (TARGET_HANDLE_OPTION): Override default.
3986 (avr_handle_option): New function.
3987 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3988 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3989 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3990 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3991 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3992 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3993 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3994 (TARGET_OPTIONS): Delete.
3995 * config/avr/avr.opt: New file.
3997 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3999 * config/m32r/m32r-protos.h: Remove the prototypes for
4000 call_address_operand, symbolic_operand, seth_add3_operand,
4001 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4002 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4003 two_insn_const_operand, move_src_operand,
4004 move_double_src_operand, move_dest_operand,
4005 eqne_comparison_operator, signed_comparison_operator,
4006 large_insn_p, conditional_move_operand, carry_compare_operand,
4007 m32r_block_immediate_operand, extend_operand,
4008 reg_or_eq_int16_operand, int8_operand, and
4009 reg_or_zero_operand.
4010 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4011 seth_add3_operand, int8_operand, cmp_int16_operand,
4012 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4013 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4014 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4015 move_double_src_operand, move_dest_operand,
4016 eqne_comparison_operator, signed_comparison_operator,
4017 extend_operand, small_insn_p, large_insn_p,
4018 conditional_move_operand, carry_compare_operand,
4019 m32r_block_immediate_operand): Move to predicates.md.
4020 (MAX_MOVE_BYTES): Move to m32r.h.
4021 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4022 * config/m32r/m32r.md: Include predicates.md.
4023 * config/m32r/predicates.md: New.
4025 2005-03-18 James E Wilson <wilson@specifixinc.com>
4028 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4031 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4033 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4034 call_address_operand, const_8bit_operand.
4035 * config/mn10300/mn10300.c (call_address_operand,
4036 const_8bit_operand, const_1f_operand): Move to predicates.md.
4037 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4038 * config/mn10300/mn10300.md: Include predicates.md.
4039 * config/mn10300/predicates.md: New.
4041 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4043 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4044 declarations in diagnostics and %E for identifiers, not %s.
4046 2005-03-18 Jan Hubicka <jh@suse.cz>
4047 Dale Johannesen <dalej@apple.com>
4049 * basic-block.h (scale_bbs_frequencies_int,
4050 scale_bbs_frequencies_gcov_type): Declare.
4051 * cfg.c (RDIV): New macro.
4052 (update_bb_frequency_for_threading): Fix.
4053 * basic-block.h (scale_bbs_frequencies_int,
4054 scale_bbs_frequencies_gcov_type): New.
4055 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4056 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4057 scale_bbs_frequencies_int.
4058 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4060 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4062 * config/m32r/m32r-protos.h: Remove the prototypes for
4063 call_address_operand, symbolic_operand, seth_add3_operand,
4064 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4065 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4066 two_insn_const_operand, move_src_operand,
4067 move_double_src_operand, move_dest_operand,
4068 eqne_comparison_operator, signed_comparison_operator,
4069 large_insn_p, conditional_move_operand, carry_compare_operand,
4070 m32r_block_immediate_operand, extend_operand,
4071 reg_or_eq_int16_operand, int8_operand, and
4072 reg_or_zero_operand.
4073 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4074 seth_add3_operand, int8_operand, cmp_int16_operand,
4075 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4076 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4077 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4078 move_double_src_operand, move_dest_operand,
4079 eqne_comparison_operator, signed_comparison_operator,
4080 extend_operand, small_insn_p, large_insn_p,
4081 conditional_move_operand, carry_compare_operand,
4082 m32r_block_immediate_operand): Move to predicates.md.
4083 (MAX_MOVE_BYTES): Move to m32r.h.
4084 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4085 * config/m32r/m32r.md: Include predicates.md.
4086 * config/m32r/predicates.md: New.
4088 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4090 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4091 symbolic_operand, symbolic_memory_operand,
4092 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4093 indexed_memory_operand, move_dest_operand, move_src_operand,
4094 prefetch_cc_operand, prefetch_nocc_operand,
4095 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4096 arith_operand, arith11_operand, pre_cint_operand,
4097 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4098 ireg_operand, int5_operand, uint5_operand, int11_operand,
4099 uint32_operand, arith5_operand, and_operand, ior_operand,
4100 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4101 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4102 shadd_operand, movb_comparison_operator,
4103 cmpib_comparison_operator): Move to predicates.md.
4104 (magic_milli, shadd_constant_p): Make it extern.
4105 * config/pa/pa.h (PREDICATE_CODES): Remove.
4106 * config/pa/pa.md: Include predicates.md.
4107 * config/pa/predicates.md: New.
4109 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4112 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4114 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4115 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4116 config/alpha/freebsd.h, config/alpha/linux.h,
4117 config/alpha/netbsd.h, config/alpha/osf5.h,
4118 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4119 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4120 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4121 doc/cppopts.texi: Update copyright.
4123 2005-03-18 Jan Hubicka <jh@suse.cz>
4126 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4128 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4131 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4133 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4136 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4138 * combine.c (gen_binary): Remove.
4139 (known_cond, simplify_shift_const, find_split_point,
4140 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4141 simplify_logical, expand_field_assignment, extract_left_shift,
4142 force_to_mode, if_then_else_cond, apply_distributive_law,
4143 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4144 simplify_comparison, reversed_comparison): Replace with
4145 simplify_gen_binary, simplify_gen_relational or
4146 distribute_and_simplify_rtx.
4147 (distribute_and_simplify_rtx): New function.
4149 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4150 Paolo Bonzini <gcc.gnu.org>
4152 * calls.c (setjmp_call_p, special_function_p): Update comments
4153 at the head of the functions.
4155 2005-03-18 Jan Hubicka <jh@suse.cz>
4157 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4159 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4160 function body should be released; do not proactively release function
4161 bodies in non-unit-at-a-time mode.
4163 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4165 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4166 mno-fp-ret-in-387 multilib variants.
4168 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4170 * common.opt (m): Remove.
4171 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4173 (common_handle_option): Remove OPT_m case.
4175 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4177 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4179 (fold_builtin_1): Update a call to fold_builtin_bitop.
4181 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4183 (fold_builtin_1): Update a call to fold_builtin_signbit.
4185 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4187 PR tree-optimization/20474
4188 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4189 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4191 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4193 * config/h8300/h8300-protos.h: Remove prototypes for
4194 general_operand_src, general_operand_dst, single_one_operand,
4195 single_zero_operand, call_insn_operand,
4196 two_insn_adds_subs_operand, small_call_insn_operand,
4197 jump_address_operand, bit_operand, bit_memory_operand,
4198 stack_pointer_operand, const_int_gt_2_operand,
4199 const_int_ge_8_operand, const_int_qi_operand,
4200 const_int_hi_operand, incdec_operand, bit_operator,
4201 nshift_operator, eqne_operator, gtle_operator,
4202 gtuleu_operator, iorxor_operator.
4203 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4204 h8300_ldm_stm_parallel.
4205 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4207 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4208 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4209 (h8300_ldm_stm_parallel): Make it extern.
4210 (h8300_ldm_parallel, h8300_stm_parallel,
4211 h8300_return_parallel, general_operand_src,
4212 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4213 nibble_operand, reg_or_nibble_operand, single_one_operand,
4214 single_zero_operand, call_insn_operand,
4215 two_insn_adds_subs_operand, small_call_insn_operand,
4216 jump_address_operand, bit_operand, bit_memory_operand,
4217 stack_pointer_operand, const_int_gt_2_operand,
4218 const_int_ge_8_operand, const_int_qi_operand,
4219 const_int_hi_operand, incdec_operand, eqne_operator,
4220 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4221 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4222 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4223 nshift_operator): Move to predicates.md.
4224 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4225 * config/h8300/h8300.md: Include predicates.md.
4226 * config/h8300/predicates.md: New.
4228 2005-03-17 Richard Henderson <rth@redhat.com>
4230 * config.gcc (ia64*-*-hpux*): Add extra_options.
4231 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4232 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4233 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4234 (ia64_tls_size_string, ia64_tune_string): Remove.
4235 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4236 (TARGET_DEFAULT_TARGET_FLAGS): New.
4237 (TARGET_HANDLE_OPTION): New.
4238 (ia64_override_options): Move options parsing ...
4239 (ia64_handle_option): ... here. New.
4240 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4241 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4242 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4243 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4244 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4245 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4246 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4247 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4248 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4249 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4250 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4251 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4252 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4253 TARGET_EARLY_STOP_BITS): Remove.
4254 (TARGET_ILP32): Default false.
4255 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4256 (enum ia64_inline_type): New.
4257 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4258 * config/ia64/ia64.md: Update for new definitions of
4259 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4260 * config/ia64/ia64.opt: New file.
4261 * config/ia64/ilp32.opt: New file.
4263 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4266 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4268 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4270 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4271 instead of MASK_H8300S.
4272 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4273 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4274 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4275 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4276 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4277 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4278 TARGET_SWITCHES): Remove.
4279 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4281 * config/h8300/h8300.opt: New.
4283 * config/alpha/alpha.opt, config/arc/arc.opt,
4284 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4287 2005-03-17 Ian Lance Taylor <ian@airs.com>
4291 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4293 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4294 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4295 (TARGET_HANDLE_OPTION): Override default.
4296 (arc_handle_option): New function.
4297 (arc_init): Remove code to set arch_cpu_string.
4298 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4299 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4300 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4301 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4302 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4303 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4304 (arc_rodata_string, TARGET_OPTIONS): Delete.
4305 * config/arc/arc.opt: New file.
4307 2005-03-17 Richard Henderson <rth@redhat.com>
4309 * doc/extend.texi (Weak Pragmas): New section.
4310 (attribute alias): Clarify that target must be in the same
4313 2005-03-17 Richard Henderson <rth@redhat.com>
4315 * config/alpha/alpha.opt: New file.
4316 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4318 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4319 alpha_fprm_string, alpha_fptm_string): Make static.
4320 (alpha_tls_size_string): Remove.
4321 (alpha_handle_option): New.
4322 (override_options): Update for alpha_cpu/alpha_tune split.
4323 (alpha_file_start): Likewise.
4324 (TARGET_DEFAULT_TARGET_FLAGS): New.
4325 (TARGET_HANDLE_OPTION): New.
4326 * config/alpha/alpha.h (alpha_tune): Declare.
4327 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4328 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4329 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4330 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4331 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4332 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4333 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4334 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4335 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4336 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4337 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4338 (TARGET_DEFAULT): Remove MASK_FP.
4339 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4340 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4341 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4342 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4343 alpha_tls_size_string): Remove.
4344 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4345 (attribute tune): Rename from attribute cpu.
4346 * config/alpha/ev4.md: Update to match.
4347 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4348 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4349 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4350 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4351 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4352 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4354 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4356 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4357 and return without creating new state if before_nops_num is nonzero.
4358 * config/ia64/ia64.md (first_insn): New attribute.
4359 (alloc): Set it to yes.
4361 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4363 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4364 STMT_VINFO_SUBVARS to NULL.
4365 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4367 2005-03-16 Dale Johannesen <dalej@apple.com>
4369 * rtlanal.c (find_first_parameter_load): Rewrite to
4370 return actual first param load or the call if none,
4371 instead of first in block, when not all loads exist.
4373 2005-03-16 Roger Sayle <roger@eyesopen.com>
4375 * optabs.c (expand_copysign_absneg): Make static.
4376 * optabs.h (expand_copysign_absneg): Delete prototype.
4377 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4379 2005-03-16 Richard Henderson <rth@redhat.com>
4382 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4383 (alias_pairs): Rename from output_defs.
4384 (find_decl_and_mark_needed): Split out from assemble_alias.
4385 (do_assemble_alias): New.
4386 (assemble_output_def): Remove.
4387 (finish_aliases_1, finish_aliases_2): New.
4388 (process_pending_assemble_output_defs): Remove.
4389 (assemble_alias): Defer aliases for which we don't yet have a
4390 non-external decl for the target symbol.
4391 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4392 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4393 * toplev.c (compile_file): Use finish_aliases_2 instead of
4394 process_pending_assemble_output_defs.
4395 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4396 (process_pending_assemble_output_defs): Remove.
4398 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4400 Fix PR tree-optimization/20489
4402 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4403 for empty structures.
4405 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4407 Fix PR tree-optimization/20490
4409 * tree-ssa-pre.c (create_expression_by_pieces): Use
4410 force_gimple_operand on result of fold.
4412 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4414 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4415 of closing parenthesis.
4417 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4419 * builtins.c (expand_movstr): Update a call to
4420 fold_builtin_strcpy.
4421 (expand_builtin_strncpy): Update a call to
4422 fold_builtin_strncpy.
4423 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4424 arguments of CALL_EXPR.
4425 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4426 fold_builtin_strncpy.
4427 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4428 * tree.h: Update the prototypes of fold_builtin_strcpy and
4429 fold_builtin_strncpy.
4431 2005-03-16 Steven Bosscher <stevenb@suse.de>
4432 Dorit Naishlos <dorit@il.ibm.com>
4434 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4435 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4438 2005-03-16 Steven Bosscher <stevenb@suse.de>
4440 * tree-inline.c (walk_type_fields, walk_tree,
4441 walk_tree_without_duplicates): Move from here...
4442 * tree.c: ...to here.
4444 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4446 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4447 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4448 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4449 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4450 (version): Define using $(BASEVER_c).
4451 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4453 (version.o): Depend on version files; add custom generation command.
4454 (prefix.o): Define BASEVER on command line.
4455 (s-iov): Depend on version files; adjust command.
4456 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4458 (gcc-vers.texi): New rule.
4459 (doc/%.info, doc/%.dvi): Add -I . to command line.
4460 (doc/gccinstall.dvi): Likewise.
4461 (PACKAGE): Delete. All uses replaced with "gcc".
4462 * aclocal.m4: Do not include gcc-version.m4.
4463 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4464 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4465 Set is_release based on contents of DEV-PHASE.
4466 Set gcc_version based on contents of BASE-VER.
4467 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4468 * config.in, configure: Regenerate.
4469 * gccbug.in: Determine version of GCC in use at runtime.
4470 * gcov-iov.c: Get version number and development phase from
4471 command line, not by including version.c.
4472 * intl.c: Replace all uses of PACKAGE with "gcc".
4473 * libada-mk.in: Delete unused "gcc_version" variable.
4474 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4475 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4476 commentary to match.
4477 (version_string): Put together from pieces.
4478 * config/alpha/x-vms: Do not use $(gcc_version).
4479 * config/i386/t-nwld: Likewise.
4480 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4481 version-GCC and DEVELOPMENT.
4483 2005-03-15 Roger Sayle <roger@eyesopen.com>
4485 PR tree-optimization/17454
4486 * tree.c (tree_size): Add case for TREE_BINFO.
4487 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4488 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4490 2005-03-15 Roger Sayle <roger@eyesopen.com>
4492 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4493 op1 whilst expanding the signed widenening multiply variant.
4495 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4497 * toplev.c (display_target_options): Avoid unused variable warning if
4498 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4499 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4500 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4501 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4502 (mips_isa_info): New variable.
4503 (mips_parse_cpu): Remove the first argument and leave the caller
4505 (TARGET_HANDLE_OPTION): Override default.
4506 (mips_handle_option): New function. Move option validation code from...
4507 (override_options): ...here. Update calls to mips_parse_cpu.
4508 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4509 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4510 (SUBTARGET_TARGET_OPTIONS): Delete.
4511 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4512 (mno-flush-func, mtune=): New options.
4514 2005-03-15 Roger Sayle <roger@eyesopen.com>
4515 Richard Henderson <rth@redhat.com>
4517 * real.c (c4x_single_format, c4x_extended_format): Provide values
4518 for signbit_ro for c4x's single and extended floating point formats.
4519 * optabs.c (expand_copysign): Use the floating point format's
4520 signbit_ro for expanding via expand_copysign_absneg, and it's
4521 signbit_rw field for expanding via expand_copysign_bit.
4523 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4525 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4526 known_alignment_for_access_p.
4527 (known_alignment_for_access_p): New.
4528 (do_peeling_for_alignment): Field made int instead of bool and renamed
4529 to peeling_for_alignment.
4530 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4531 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4532 functionality used to be in vect_analyze_operations.
4533 (vect_analyze_operations): Code to determine vectorization factor was
4534 moved to vect_determine_vectorization_factor.
4535 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4536 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4538 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4539 be part of vect_analyze_operations).
4540 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4541 creating the guard condition, as the number of iterations may be
4543 (slpeel_tree_peel_loop_to_edge): Use new name of
4544 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4545 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4546 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4547 (vect_do_peeling_for_alignment): Use fold.
4548 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4550 (vect_update_inits_of_dr): Renamed to
4551 vect_update_init_of_dr.
4552 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4553 (vectorizable_store): Fix assertion to use == instead of =.
4555 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4557 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4558 call_used_regs for wCG registers.
4560 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4562 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4563 for non-offsettable memory references to cope with outstanding reload
4564 replacements, take 2.
4566 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4569 * config/i386/i386.h (x86_fisttp): New.
4570 (TARGET_FISTTP): New macro.
4571 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4572 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4573 instruction when fisttp flag is set.
4574 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4576 * config/i386/i386.md (type attribute): Add fisttp.
4577 (unit attribute): Set to i387 for fisttp type.
4578 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4579 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4581 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4582 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4584 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4585 patterns for TARGET_FISTTP. Enable patterns for
4586 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4587 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4588 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4589 implement fisttp x87 insn.
4590 (fix_trunc*_i387_fisttp splitters): New patterns.
4591 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4592 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4593 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4595 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4596 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4597 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4598 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4599 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4600 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4601 Disable patterns for TARGET_FISTTP.
4602 (fix_trunc*_i387 splitters): Implement usign mode macros.
4603 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4604 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4605 (fix_trunx*_sse peephole2s): Implement using mode macros.
4607 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4609 PR rtl-optimization/20291
4610 * combine.c (try_combine): If splitting fails, re-try with
4611 original combined pattern, i.e. before clobber stripping.
4613 2005-03-14 Eric Christopher <echristo@redhat.com>
4615 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4616 STACK_GROWS_DOWNWARD.
4618 2005-03-14 Roger Sayle <roger@eyesopen.com>
4620 * real.h (struct real_format): Split the signbit field into two
4621 two fields, signbit_ro and signbit_rw.
4622 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4623 mips_double_format, ieee_extended_motorola_format,
4624 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4625 ieee_extended_intel_128_format, ibm_extended_format,
4626 mips_extended_format, ieee_quad_format, mips_quad_format,
4627 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4628 i370_double_format, c4x_single_format, c4x_extended_format,
4629 real_internal_format): Update initializers for new field.
4630 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4631 real_format structure.
4632 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4633 field of the real_format structure.
4635 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4637 Fix PR tree-optimization/20458
4639 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4640 DECL_EXTERNAL on STRUCT_FIELD tags.
4641 (clear_call_clobbered): Ditto.
4642 * tree-ssa-operands.c (note_addressable): Make sure the original
4643 variable doesn't slip into the addressable list if we have
4645 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4648 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4650 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4651 (-fwide-exec-charset): Likewise.
4652 (-finput-charset): Likewise.
4653 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4654 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4655 * c.opt (Wnormalized): New.
4657 2005-03-14 Devang Patel <dpatel@apple.com>
4659 * doc/invoke.texi: Add reference to Visibility document.
4661 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4663 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4664 MASK_SPLIT_ADDRESSES.
4665 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4666 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4667 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4668 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4669 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4670 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4671 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4672 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4673 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4674 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4675 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4676 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4677 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4678 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4679 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4680 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4681 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4682 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4683 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4684 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4685 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4686 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4687 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4688 (TARGET_EXPLICIT_RELOCS): Delete.
4689 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4690 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4691 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4692 (override_options): Set MASK_LONG64 if -mint64 is given and no
4693 -mlongXX option is. Complain about -mint64 -mlong32.
4694 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4695 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4696 * config/mips/mips.opt: New file.
4698 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4700 * config.gcc (extra_options): New variable for listing option files.
4701 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4702 * configure.ac (extra_opt_files): New AC_SUBST variable.
4703 (tm_file_list, tm_include_list): Include options.h first.
4704 * configure: Regenerate.
4705 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4706 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4707 (s-options-h): New rule.
4708 (options.h): Depend on it.
4709 (TEXI_GCCINT_FILES): Add options.texi.
4710 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4711 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4712 * target.h (gcc_target): Add default_target_flags and handle_option.
4713 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4714 (TARGET_HANDLE_OPTION): New macros.
4715 (TARGET_INITIALIZER): Include them.
4716 * opt-functions.awk (opt_args, nth_arg): New functions.
4717 (switch_flags): Handle the "Target" flag.
4719 (var_name): Use opt_args and nth_arg.
4720 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4721 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4722 macros for the "Mask" and "InverseMask" options.
4723 * opts.h (cl_var_cond): New enum.
4724 (cl_option): Replace the "has_set_value" and "set_value" fields with
4725 "var_cond" and "var_value".
4726 (CL_TARGET): New macro.
4727 (option_enabled, print_filtered_help): Declare.
4728 (decode_options): Move definition.
4729 * opts.c (handle_option): Search for the original option before
4730 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4731 var_cond and var_value fields. Use targetm.handle_option to handle
4733 (decode_options): Set target_flags to targetm.default_target_flags.
4734 (print_filtered_help): Make global. Handle CL_TARGET.
4735 (option_enabled): New function.
4736 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4737 (display_target_options, set_target_switch, print_switch_values)
4738 (default_pch_valid_p): Guard uses of target_switches with
4739 #ifdef TARGET_SWITCHES. Also...
4740 (display_target_options): Display the CL_TARGET entries in cl_options.
4741 (set_target_option): Don't complain about the "" option when
4742 TARGET_SWITCHES is undefined.
4743 (print_switch_values): Use option_enabled.
4744 (default_pch_valid_p): Check cl_options[] when looking for something
4745 that has changed the value of target_flags.
4746 * c.opt: Remove documentation from top of file.
4747 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4748 * doc/sourecebuild.texi: Refer to the new options documentation
4749 instead of c.opt. Document machine-specific .opt files.
4750 * doc/tm.texi (target_flags): Say that this variable is declared
4752 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4753 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4755 * doc/options.texi: New file.
4757 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4760 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4763 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4766 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4767 temporary variable of pointer type if an lvalues is required.
4768 (gimplify_modify_expr_rhs): Request an rvalue from it.
4769 (gimplify_expr): Pass fallback on.
4771 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4773 * cfgbuild.c: Update comments.
4775 2005-03-14 Roger Sayle <roger@eyesopen.com>
4777 PR rtl-optimization/17236
4778 * optabs.c (expand_doubleword_mult): New helper function split out
4779 from expand_binop. Permute the order in which instructions are
4780 emitted to minimize the number of simultaneously live registers.
4781 (expand_binop): Call expand_doubleword_mult to synthesize a double
4782 word multiplication.
4784 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4786 * basic-block.h: Update the prototypes of cached_make_edge and
4788 * cfg.c (cached_make_edge): Take edge_cache representing one
4789 row of the adjacency matrix of edges.
4790 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4791 (make_edges): Initialize edge_cache to represent one row of
4792 the adjacency matrix of edges.
4794 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4796 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4798 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4799 Remove unused removed_phis variable.
4800 (conditional_replacement): Use build1/build2.
4801 (abs_replacement): Use last_and_only_stmt and build1/build2.
4803 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4805 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4806 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4807 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4808 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4809 * c-common.c (handle_novops_attribute): New function.
4810 (c_common_attribute_table): Add "no vops" entry.
4811 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4812 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4813 * tree-ssa-operands.c (get_call_expr_operands): Do not
4814 create virtual operands for calls with ECF_NOVOPS flag.
4815 * tree.h (DECL_IS_NOVOPS): New macro.
4816 (struct tree_decl): Add novops_flag.
4817 (ECF_NOVOPS): New constant.
4819 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4822 * config/i386/i386.c (x86_use_himode_fiop): New.
4823 (x86_use_simode_fiop): Rename from x86_use_fiop.
4824 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4825 (TARGET_USE_HIMODE_FIOP): New.
4826 (x86_use_simode_fiop): Rename from x86_use_fiop.
4827 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4829 * config/i386/i386.md (X87MODEI12): New mode macro define.
4830 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4831 to implement x87 FP compare with HImode input operands.
4832 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4833 Use X87MODEI12 mode macro to handle HImode input operands.
4834 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4835 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4836 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4837 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4838 macro to implement x87 operators with HImode input operands.
4839 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4842 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4844 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4846 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4847 constants invariant.
4849 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4851 * basic-block.h (BB_VISITED): Removed.
4852 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4854 2005-03-14 Falk Hueffner <falk@debian.org>
4857 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4859 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4861 * ggc-zone.c: Fix comment typos.
4863 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4864 stringpool.c, config/mips/mips-protos.h: Update copyright.
4866 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4868 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4869 throughout with its typedef, "rtx".
4870 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4871 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4872 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4873 regs in comment to match code.
4875 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4877 * except.c (check_handled): Make it static.
4878 * except.h: Remove the corresponding prototype.
4880 * function.c (get_func_frame_size): Make it static.
4881 * function.h: Remove the corresponding type.
4883 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4885 * hard-reg-set.h: Remove the corresponding declarations.
4887 * tree-cfg.c (verify_stmts): Check that
4888 bb_for_stmt (stmt) == bb for every PHI node and statement.
4890 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4892 * config.gcc: Remove excess indentation.
4893 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4895 2005-03-13 Roger Sayle <roger@eyesopen.com>
4898 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4899 * fold-const.c (fold_sign_changed_comparison): Likewise.
4900 (fold_binary): Optimize comparisons against widened operands if
4901 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4903 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4905 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4906 (sparc_override_options): Initialize it.
4907 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4909 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4911 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4912 (reg_or_none500mem_operand): New predicate.
4913 (zero_reg_mem_operand): New predicate.
4914 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4915 to reg_or_none500mem_operand.
4916 (extendsfdf2_fpr): Add MEM alternative.
4917 (extenddftf2_internal): Change operand2 predicate to
4918 zero_reg_mem_operand.
4920 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4922 * ggc-zone.c: Rewritten.
4924 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4926 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4927 * config.in: Regenerated.
4928 * configure: Regenerated.
4929 * gengtype.c (write_types_process_field, write_func_for_structure):
4930 Pass new argument to gt_pch_note_object.
4931 * ggc-common.c (struct ptr_data): Add TYPE.
4932 (gt_pch_note_object): Take TYPE argument and save it.
4933 (call_count): Update call to ggc_pch_count_object.
4934 (call_alloc): Update call to ggc_pch_alloc_object.
4935 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4937 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4938 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4939 (ggc_alloc_zone_stat): Delete.
4940 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4941 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4942 (ggc_pch_alloc_object): Update prototypes.
4943 (garbage_zone): Delete.
4944 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4945 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4947 (tree_id_zone): New variable.
4948 (ggc_alloc_cleared_zone): Remove unused.
4949 (ggc_alloc_zone): Define.
4950 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4951 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4952 ggc_alloc_zone_stat.
4953 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4954 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4955 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4956 (make_node_stat): Likewise. Use tree_id_zone.
4958 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4959 Joseph S. Myers <joseph@codesourcery.com>
4961 * configure.ac: Check for MIPS TLS.
4962 * configure: Regenerated.
4963 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4964 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4965 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4966 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4967 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4968 (mips_classify_symbol, mips_symbolic_constant_p)
4969 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4970 (mips_tls_operand_p, mips_call_tls_get_addr)
4971 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4972 (mips_tls_symbol_ref_1): New functions.
4973 (mips_legitimize_address, mips_legitimize_const_move): Call
4974 mips_legitimize_tls_address.
4975 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4977 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4978 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4979 (mips_char_to_class): Document V1_REG.
4980 (HAVE_AS_TLS): Provide default.
4981 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4983 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4985 (tls_get_tp_<mode>): New instruction.
4987 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4989 * configure.ac: Update checks for target tools.
4990 * configure: Regenerated.
4992 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4994 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4996 2005-03-13 Roger Sayle <roger@eyesopen.com>
4998 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4999 more classes of DImode multiplication by constant. Allow both
5000 multiplication by small negative constants (by performing a
5001 multiplication by a positive constant and negating the result) and
5002 multiplications by large powers of two, by using a left shift.
5004 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5006 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5007 of basic blocks into work_stack.
5009 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5010 config/mips/vr.h: Update copyright.
5012 * c-decl.c (c_init_decl_processing): Remove useless calls to
5013 build_function_type.
5015 * builtins.c (fold_trunc_transparent_mathfn,
5016 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5017 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5018 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5019 fold_builtin_strcpy, fold_builtin_strncpy,
5020 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5023 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5026 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5027 variable determinant.
5029 * tree-cfg.c (group_case_labels): Remove local variable type.
5031 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5034 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5037 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5040 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5041 (*movmemqi_insn): Delete.
5042 (*movmemhi): Delete.
5044 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5046 * builtins.c (fold_builtin_classify): Take decomposed
5047 arguments of CALL_EXPR.
5048 (fold_builtin_1): Update a call to fold_builtin_classify.
5050 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5053 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5054 through into call to parser_xref_tag after parse error.
5055 (c_parser_struct_declaration): Consistently return NULL_TREE on
5058 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5060 * tree-flow-inline.h (ref_contains_array_ref): New function.
5061 (lookup_subvars_for_var): Ditto.
5062 (get_subvars_for_var): Ditto.
5063 (var_can_have_subvars): Ditto.
5065 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5066 (struct subvar): New type.
5068 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5070 * tree-optimize.c (init_tree_optimization_passes): Call
5071 pass_create_structure_vars.
5073 * tree-ssa-alias.c: Include vec.h.
5074 (init_alias_info): Don't auto-clear call clobbered on struct-field
5076 (compute_flow_insensitive_aliasing): Handle subvars.
5077 (group_aliases): Handle STRUCT_FIELD aliases.
5078 (setup_pointers_and_addressables): Ditto.
5079 Don't mark variables non-addressable if they still have
5080 addressable subvars.
5081 Also mark subvars addressable when the real variable is marked
5083 (add_pointed_to_var): Try to prune the pointed-to set by only
5084 pointing to subvars when possible.
5085 Otherwise, make sure we set addresses_needed and pt_vars to
5086 properly include subvars.
5087 (bitpos_of_field): New function.
5088 (push_fields_onto_fieldstack): Ditto.
5089 (get_or_create_used_part_for): Ditto.
5090 (create_overlap_variables_for): Ditto.
5091 (find_used_portions): Ditto.
5092 (create_structure_vars): Ditto.
5093 (pass_create_structure_vars): New structure.
5095 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5096 (get_expr_operands): Handle subvars. Also try to turn
5097 COMPONENT_REF accesses into must-defs now that we can accurately
5099 (note_addressable): Try to only mark as addressable those subvars
5100 we know a COMPONENT_REF touches.
5101 (overlap_subvar): New function.
5103 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5104 Handle subvar storing.
5105 (vect_address_analysis): Update caller of vect_object_analysis.
5107 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5109 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5110 (STMT_VINFO_SUBVARS): New macro.
5112 * common.opts: add flag_tree_salias.
5114 * opts.c (decode_options): flag_tree_salias defaults to on.
5116 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5118 * doc/tree-ssa.texi: Document structural alias analysis.
5120 2005-03-12 Steven Bosscher <stevenb@suse.de>
5122 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5123 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5124 * tree-ssa-operands.c (get_expr_operands): Likewise.
5125 (get_expr_operands): Likewise for ERROR_MARK.
5127 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5129 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5132 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5135 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5136 (mark_operand_necessary): Remove local variable ver.
5138 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5139 variable prefix_len.
5141 * value-prof.c (mod_subtract_transform): Remove local variable
5144 * builtins.c (fold_builtin_exponent): Take decomposed
5145 arguments of CALL_EXPR.
5146 (fold_builtin_1): Update a call to fold_builtin_exponent.
5148 * builtins.c (fold_builtin_logarithm): Take decomposed
5149 arguments of CALL_EXPR.
5150 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5152 * c-decl.c (c_init_decl_processing): Remove local variables
5153 ptr_ftype_void and ptr_ftype_ptr.
5155 * gimplify.c (gimplify_expr): Remove local variables r0 and
5158 * reg-stack.c (move_for_stack_reg): Remove local variable
5160 (compare_for_stack_reg): Remove local variable flags_user.
5161 (convert_regs_1): Remove local variable deleted.
5163 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5165 (combine_blocks): Remove local variables exits and new_e.
5167 * tree-inline.c (expand_call_inline): Remove local variable
5170 * tree-ssa-live.c (create_ssa_var_map,
5171 calculate_live_on_entry): Remove local variable snn.
5173 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5175 * c-lex.c (c_lex_with_flags): Add parameter to call to
5178 2005-03-11 Per Bothner <per@bothner.com>
5180 * c-tree.h (struct c_declarator): New id_loc field.
5181 * c-pragma.h (c_lex_with_flags): Take position reference.
5182 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5183 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5184 (c_lex): Pass dummy location to c_lex_with_flags.
5185 * c-parser.c (c_lex_one_token): Set c_token's location using
5186 c_lex_with_flags, instead of input_location, which might be "ahead".
5187 (c_parser_direct_declarator): Set declarator's id_loc from
5189 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5190 declarator's id_loc, rather than probably-imprecise input_location.
5191 (build_id_declarator): Initialize c_declarator's id_loc field.
5193 2005-03-11 Roger Sayle <roger@eyesopen.com>
5196 * builtins.c (expand_builtin_signbit): Force the signbit's word
5197 into an integer register to avoid SUBREGs of floating point modes.
5199 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5201 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5202 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5203 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5204 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5206 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5208 PR rtl-optimization/20306
5209 * expr.c (emit_move_complex): Set try_int false if mode is
5210 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5211 emit_block_move if try_int is true.
5213 2005-03-11 Richard Henderson <rth@redhat.com>
5216 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5217 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5220 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5222 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5223 (TARGET_FIX_VR4130): New macro.
5224 (TARGET_OPTIONS): Add -mfix-vr4130.
5225 (ISA_HAS_MACCHI): New macro.
5226 (ASM_SPEC): Add -mfix-vr4130.
5227 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5228 (override_options): Handle mips_fix_vr4130_string.
5229 (mips_avoid_hazards): Clear all_noreorder_p
5230 if we're working around VR4130 errata and the macc alternatives
5232 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5233 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5234 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5235 (MULTILIB_DEFAULTS): Remove leading "march=".
5236 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5237 if no architecture option is given.
5238 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5240 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5241 * doc/invoke.texi: Document -mfix-vr4130.
5243 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5245 * config/mips/mips.c (override_options): Only warn about -mint64
5246 deprecation if TARGET_INT64.
5248 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5250 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5251 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5252 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5253 are non-specific regarding the nonnull parameter positions.
5254 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5255 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5256 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5257 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5259 * builtins.def: Use the non-specific "nonnull" attibute lists.
5261 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5263 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5264 single_pred_edge, single_succ, single_pred): Improve comments.
5266 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5268 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5269 single_pred_edge, single_succ, single_pred): New inline functions.
5270 * bb-reorder.c (rotate_loop, find_traces_1_round,
5271 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5272 duplicate_computed_gotos): Use the single_succ/pred functions.
5273 * cfganal.c (forwarder_block_p): Ditto.
5274 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5275 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5276 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5277 merge_seq_blocks): Ditto.
5278 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5279 * cfglayout.c (fixup_reorder_chain): Ditto.
5280 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5281 canonicalize_loop_headers, verify_loop_structure): Ditto.
5282 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5283 mfb_update_loops, create_preheader, force_single_succ_latches,
5284 create_loop_notes): Ditto.
5285 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5286 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5287 commit_one_edge_insertion, purge_dead_edges,
5288 cfg_layout_can_merge_blocks_p): Ditto.
5289 * except.c (sjlj_emit_function_enter): Ditto.
5290 * flow.c (init_propagate_block_info): Ditto.
5291 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5292 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5293 insert_insn_end_bb): Ditto.
5294 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5295 find_if_case_2): Ditto.
5296 * lambda-code.c (perfect_nestify): Ditto.
5297 * lcm.c (optimize_mode_switching): Ditto.
5298 * loop-doloop.c (doloop_modify): Ditto.
5299 * loop-init.c (loop_optimizer_init): Ditto.
5300 * loop-iv.c (simplify_using_initial_values): Ditto.
5301 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5302 * loop-unswitch.c (unswitch_loop): Ditto.
5303 * modulo-sched.c (generate_prolog_epilog): Ditto.
5304 * predict.c (combine_predictions_for_insn, estimate_probability,
5305 tree_estimate_probability, last_basic_block_p,
5306 estimate_bb_frequencies): Ditto.
5307 * profile.c (branch_prob): Ditto.
5308 * regrename.c (copyprop_hardreg_forward): Ditto.
5309 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5310 * tracer.c (layout_superblocks): Ditto.
5311 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5312 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5313 cleanup_control_expr_graph, disband_implicit_edges,
5314 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5315 tree_verify_flow_info, tree_make_forwarder_block,
5316 tree_forwarder_block_p, remove_forwarder_block,
5317 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5318 * tree-if-conv.c (tree_if_conversion): Ditto.
5319 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5320 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5321 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5322 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5323 copy_loop_headers): Ditto.
5324 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5325 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5326 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5327 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5328 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5329 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5330 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5331 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5332 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5333 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5334 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5335 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5336 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5337 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5338 slpeel_add_loop_guard): Ditto.
5340 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5342 PR tree-optimization/15784
5343 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5346 * stmt.c (expand_case): Don't change index_type. Convert minval
5349 PR tree-optimization/20130
5350 * fold-const.c (fold): Fold x * -1 into -x.
5352 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5354 PR rtl-optimization/20331
5355 * rtlanal.c (modified_between_p): Check its address first for MEM.
5356 (modified_in_p): Likewise.
5358 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5360 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5362 2005-03-10 Steven Bosscher <stevenb@suse.de>
5364 * expr.c (expand_expr_real_1): If possible, use a conditional
5365 move for expanding MIN_EXPR and MAX_EXPR.
5366 Use temp for moving around rtx-en.
5368 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5371 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5374 2005-03-10 Roger Sayle <roger@eyesopen.com>
5376 * builtins.c (expand_builtin_signbit): Extend to handle floating
5377 point modes wider than the largest integer type, using the
5378 operand_subword_force function to obtain the signbit's word.
5380 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5383 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5384 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5386 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5388 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5390 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5392 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5394 (perform_edge_inserts): Unconditionally call
5395 free_dominator_info.
5397 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5399 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5401 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5403 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5405 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5407 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5409 (rtl_register_value_prof_hooks,
5410 tree_value_profile_transformations,
5411 tree_register_value_prof_hooks): Likewise.
5412 * var-tracking.c (stack_adjust_offset_pre_post,
5413 variable_htab_free, variable_union, dataflow_set_different_2,
5414 count_uses, variable_was_changed, set_frame_base_location,
5415 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5416 vt_add_function_parameters): Likewise.
5417 * varasm.c (named_section_real, named_section, make_decl_rtl,
5418 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5419 const_hash_1, compare_constant, copy_constant, force_const_mem,
5420 output_constant_pool_2, output_constant_pool_1, output_constant,
5421 output_constructor, make_decl_one_only, decl_tls_model,
5422 default_no_named_section, default_elf_select_section_1,
5423 default_unique_section_1): Likewise.
5424 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5425 * vmsdbgout.c (addr_const_to_string): Likewise.
5428 * function.c (struct assign_parm_data_one): Remove last_named
5430 (assign_parm_find_data_types): Don't determine last_named.
5431 Reorder named_parm determination.
5432 (assign_parms): Only setup varargs on the last non-varadic
5435 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5437 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5438 sda base address on medium model.
5440 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5442 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5443 * cfgloop.c (flow_loop_nodes_find): Export.
5444 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5446 * cfgloopmanip.c (fix_loop_structure): New function.
5447 * predict.c (predict_loops): Clean up the loops information.
5448 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5449 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5451 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5452 (rewrite_into_loop_closed_ssa): Declaration changed.
5453 * tree-loop-linear.c (linear_transform_loops): Add argument to
5454 rewrite_into_loop_closed_ssa call.
5455 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5456 * tree-ssa-loop-im.c (move_computations): Ditto.
5457 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5458 * tree-vectorizer.c (vectorize_loops): Ditto.
5459 * tree-optimize.c: Include cfgloop.h.
5460 (execute_todo): Choose whether to call cleanup_tree_cfg or
5461 cleanup_tree_cfg_loop.
5462 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5463 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5464 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5465 cleanup_tree_cfg_loop call.
5466 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5467 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5468 work on part of cfg.
5470 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5473 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5474 with multiple alternatives.
5476 * stmt.c (parse_output_constraint): Fix a typo.
5478 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5480 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5481 assembly directive instead of deprecated "no-generics".
5483 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5485 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5486 for non-offsettable memory references to cope with outstanding reload
5488 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5489 avoid losing outstanding address reloads.
5490 ("reload_outdi", "reload_outdf"): Likewise.
5492 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5494 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5495 code. Add more cbrt transformations.
5497 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5499 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5501 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5503 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5504 NULL_TREE when a given tree is not simplified.
5505 (fold): Return the original tree when any of the functions
5506 mentioned above NULL_TREE.
5508 * fold-const.c (fold_unary, fold_binary): Take decomposed
5509 arguments, code, type, op0, and op1 in case of fold_binary.
5510 (fold): Update calls to fold_unary and fold_binary.
5512 2005-03-09 Roger Sayle <roger@eyesopen.com>
5514 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5515 a fndecl and an arglist instead of a CALL_EXPR, exp.
5517 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5519 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5521 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5523 * expr.c (expand_assignment): Remove orig_to_rtx.
5525 * fold-const.c (int_const_binop): Remove no_overflow.
5527 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5529 * loop-iv.c (get_biv_step_1): Remove lhs.
5531 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5533 * real.c (real_nan): Remove neg.
5535 * function.c (thread_prologue_and_epilogue_insns): Remove i
5538 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5541 * tree-eh.c (tree_could_trap_p): Remove idx.
5543 * tree-into-ssa.c (ann): Remove ann.
5545 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5547 * tree-sra.c (decide_block_copy): Remove inst_count.
5549 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5551 * tree-ssa-loop-im.c (lhs): Remove.
5553 * cfgbuild.c (state, STATE, SET_STATE,
5554 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5556 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5557 (find_basic_blocks): Set the state of each basic block to
5560 2005-03-08 Jeff Law <law@redhat.com>
5562 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5563 goto results in the removal of edges in the CFG, then we need
5564 to recompute dominators.
5566 2005-03-09 Ben Elliston <bje@au.ibm.com>
5568 * c-common.c (c_do_switch_warnings): Comment fix.
5570 2005-03-08 Julian Brown <julian@codesourcery.com>
5572 * Patch from 2005-03-08 reverted for causing regressions and
5573 ppc-darwin bootstrap failure.
5575 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5577 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5578 Define the real function for ppc-darwin.
5579 * c-typeck.c (convert_arguments): Check for target-specific
5580 invalid argument call to unprototyped function.
5581 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5583 * target.h (invalid_arg_for_unprototyped_fn): New field
5585 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5586 default target hook.
5587 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5590 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5592 * c-typeck.c (constructor_stack, constructor_range_stack,
5593 initializer_stack): Make them static.
5595 * cfg.c (rbi_pool): Make it static.
5597 * gimple-low.c (lower_stmt_body): Make it static.
5598 * tree-flow.h: Remove the corresponding prototype. Don't
5601 * sched-deps.c (cache_size): Make it static.
5603 * stor-layout.c (lang_adjust_rli): Make it static.
5605 2005-03-08 Julian Brown <julian@codesourcery.com>
5607 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5608 from being used for symbols with vague linkage when
5609 HAVE_GAS_COMDAT_GROUP is true.
5611 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5613 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5614 nlabel == JUMP_LABEL (jump).
5616 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5618 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5619 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5620 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5621 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5623 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5626 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5627 * c-common.c (handle_returns_twice): New function.
5628 (c_common_attribute_table): Declare eturns_twice' attribute.
5629 * doc/extend.texi: Document eturns_twice' attribute.
5630 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5631 (struct tree_decl): Add returns_twice_flag.
5633 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5635 * tree-ssa-phiopt.c: Fix a comment typo.
5637 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5638 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5639 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5642 2005-03-08 Richard Henderson <rth@redhat.com>
5644 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5645 builtin codes with ctzdi2, clzdi2, popcountdi2.
5646 (struct alpha_builtin_def): Add is_const.
5647 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5648 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5649 (alpha_init_builtins): Init them. Set nothrow and const attributes
5651 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5652 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5653 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5654 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5655 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5656 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5657 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5658 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5659 (TARGET_FOLD_BUILTIN): New.
5660 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5661 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5663 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5665 2005-03-08 Ira Rosen <irar@il.ibm.com>
5667 PR tree-optimization/20122
5668 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5669 condition of access function instead of base.
5671 2005-03-07 Jeff Law <law@redhat.com>
5672 Steven Bosscher <stevenb@suse.de>
5674 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5675 (find_taken_edge): Call find_taken_edge_computed_goto as
5676 appropriate. Allow any gimple invariant rather than just
5677 INTEGER_CST for VAL.
5678 (cleanup_control_flow): Cleanup a computed goto which has turned
5680 (tree_merge_blocks): If block B has any forced labels, move
5681 them to the start of block A.
5682 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5683 computed gotos as well.
5684 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5685 removal of unnecessary computed gotos too.
5686 (lookup_redirection_data): Fix type of INSERT argument. Callers
5689 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5691 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5692 Remove trailing spaces.
5694 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5695 unshare_all_trees): Make them static.
5696 * tree-gimple.h: Remove the corresponding prototypes.
5698 * diagnostic.h: Remove unused prototype
5699 debug_output_buffer.
5700 * modulo-sched.c: Remove unused prototype
5701 set_row_column_for_ps.
5703 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5704 replace_phi_edge_with_variable): Remove unused variable i.
5706 2005-03-07 Per Bothner <per@bothner.com>
5708 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5710 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5713 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5714 bbs on the COND_EXPR instead of the PHI_NODEs.
5715 (candidate_bb_for_phi_optimization): Remove.
5716 (replace_phi_with_stmt): Rename to ...
5717 (replace_phi_edge_with_variable): this and change so that we
5718 replace the phi argument instead of removing the PHI.
5719 (conditional_replacement): Change so we deal with PHI with more
5721 (value_replacement): Likewise.
5722 (abs_replacement): Likewise.
5724 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5726 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5727 output_e500_flip_gt_bit.
5729 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5731 (rs6000_generate_compare): Fix logic to look at the correct bits.
5732 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5734 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5735 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5736 gen_move_from_CR_gt_bit.
5738 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5739 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5740 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5742 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5743 (E500_CR_IOR_COMPARE): New constant.
5745 2005-03-08 Earl Chew <earl_chew@agilent.com>
5746 David Billinghurst <David.Billinghurst@riotinto.com>
5748 * config/i386/host-cygwin.c: New file to support precompiled
5750 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5751 * config.host: Use above files for cygwin host.
5753 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5755 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5756 ordering ops from earlier change.
5758 2005-03-07 Per Bothner <per@bothner.com>
5760 Various fixes to allow us to again build if --enable-mapped-location:
5761 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5762 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5763 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5764 local variable loc. Change logic appropriately.
5765 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5766 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5767 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5768 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5769 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5771 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5773 PR rtl-optimization/19683
5774 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5775 number of bytes, to smallest_int_for_mode. Fix arguments to
5776 REG_CANNOT_CHANGE_MODE_P.
5778 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5780 * reorg.c (relax_delay_slots): Check that the jump is
5781 conditional before trying to invert it.
5783 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5785 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5788 * calls (stack_arg_under_construction): Make it static.
5790 * flow.c (regs_live_at_setjmp): Make it static.
5791 * flow.h: Remove the corresponding prototype.
5793 * reload1.c (reload_startobj, reload_firstobj,
5794 something_needs_operands_changed, reload_inherited,
5795 reload_inheritance_insn, reload_override_in,
5796 reload_spill_index): Make them static.
5798 * recog.c (verify_changes): Make it static.
5799 * recog.h: Remove the corresponding prototype.
5801 * cfgbuild.c (find_sub_basic_blocks): Remove.
5802 * basic-block.h: Remove the corresponding prototype.
5803 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5805 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5807 * tree-ssa-operands.c (check_build_stmt): Remove.
5809 * stor-layout.c (set_alignment): Remove.
5810 * tree.h: Remove the corresponding prototype.
5812 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5814 * tree-ssa-dce.c (control_dependence_map,
5815 visited_control_parents): Make them static.
5817 * cfghooks.c (verify_flow_info): Remove local variable
5820 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5823 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5825 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5827 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5829 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5831 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5832 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5833 PARALLEL for an empty structure.
5835 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5837 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5839 * fold-const.c (fold_binary): Unroll the very first "for"
5842 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5844 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5845 redundant match_code test.
5846 (scc_comparison_operator): Swap match_operand and match_code
5848 (branch_positive_comparison_operator): Same.
5849 (trap_comparison_operator): Use comparison_operator and swap with
5852 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5855 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5856 (out_movhi_r_mr): Read low byte of volatile MEM first.
5857 (out_movhi_mr_r): Write high byte of volatile MEM first.
5859 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5861 * cselib.c (reg_values, reg_values_size): Make them static.
5863 * cse.c (cse_reg_info_table): Make it static.
5865 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5867 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5869 * cse.c (find_best_addr): Use canon_for_address.
5871 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5873 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5874 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5875 SUBREG and MEM, respectively.
5877 * fold-const.c (fold_binary): Use code instead of t.
5879 * fold-const.c (optimize_minmax_comparison): Take decomposed
5880 arguments code, type, op0, and op1 instead of t.
5881 (fold_binary): Update a call to optimize_minmax_comparison.
5883 * fold-const.c (fold_range_test): Take decomposed arguments
5884 code, type, op0, and op1 instead of t.
5885 (fold_binary): Update a call to fold_range_test.
5887 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5888 decomposed arguments code, type, op0, and op1 instead of t.
5889 (fold_binary): Update a call to fold_range_test.
5891 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5893 * fold-const.c (fold_binary): Avoid directly using the original
5894 expression t as much as possible.
5896 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5898 * c-semantics.c (build_stmt): Use TYPE_P instead of
5899 IS_NON_TYPE_CODE_CLASS.
5900 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5901 (NON_TYPE_CHECK): Use TYPE_P instead of
5902 IS_NON_TYPE_CODE_CLASS.
5904 * fold-const.c (fold): Remove handling of binary expressions.
5906 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5908 * doc/c-tree.texi: Wrap comments in @r{}.
5909 * doc/cpp.texi: Likewise.
5910 * doc/cppinternals.texi: Likewise.
5911 * doc/extend.texi: Likewise.
5912 * doc/md.texi: Likewise.
5913 * doc/objc.texi: Likewise.
5914 * doc/sourcebuild.texi: Likewise.
5915 * doc/tm.texi: Likewise.
5918 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5920 * predict.c (apply_return_prediction): Standardize PHI chain
5922 * tree-ssa.c (ssa_redirect_edge): Likewise.
5924 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5925 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5928 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5929 * tree-flow.h: Adjust the prototype for remove_phi_node.
5930 * lambda-code.c (perfect_nestify): Adjust a call to
5933 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5934 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5936 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5937 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5938 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5939 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5941 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5942 of GEN_INT (trunc_int_for_mode (...)).
5943 * loop-iv.c (iv_number_of_iterations): Likewise.
5944 * postreload.c (reload_cse_move2add): Likewise.
5945 * simplify-rtx.c (simplify_const_unary_operation,
5946 simplify_const_binary_operation): Likewise.
5947 * stor-layout.c (get_mode_bounds): Likewise.
5949 * fold-const.c (fold_binary): New.
5950 (fold): Call fold_binary on binary expressions.
5952 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5954 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5955 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5956 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5957 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5958 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5960 2005-03-04 Devang Patel <dpatel@apple.com>
5962 PR tree-optimization/18815
5963 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5964 loops with zero exit edges.
5966 2005-03-04 Devang Patel <dpatel@apple.com>
5968 * doc/invoke.texi: Remove reference to webpage that does not exist.
5970 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5971 Joseph S. Myers <joseph@codesourcery.com>
5974 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5975 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5976 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5977 * pa.c (get_plabel): Change argument to symbol_ref. Call
5978 maybe_get_identifier instead of get_identifier.
5979 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5980 (struct deferred_plabel): Replace name field with symbol field.
5981 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5982 ASM_OUTPUT_EXTERNAL_REAL is defined.
5983 (output_global_address): Use output_addr_const for output of all
5985 (output_deferred_plabels): Use symbol_ref instead of name for address
5987 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5988 ASM_OUTPUT_SYMBOL_REF): New macros.
5989 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5991 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5994 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5996 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5997 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5999 2005-03-04 Jeff Law <law@redhat.com>
6001 * basic-block.h (rediscover_loops_after_threading): Declare.
6002 * tree-ssa-dom.c: Include cfgloop.h.
6003 (tree_ssa_dominator_optimize): Discover loops and some basic
6004 properties. Remove forwarder blocks recreated by loop header
6005 canonicalization. Also mark backedges in the CFG.
6006 * tree-ssa-threadupdate.c: Include cfgloop.h
6007 (rediscover_loops_after_threading): Define.
6008 (struct local_info): New field, JUMP_THREADED.
6009 (prune_undesirable_thread_requests): New function.
6010 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6011 then record that fact for the callers of redirct_edges.
6012 (thread_block): If BB has incoming backedges, then call
6013 prune_undesirable_thraed_requests. Note when we are
6014 going to have to rediscover loop information. Return a
6015 boolean indicating if any jumps were threaded.
6016 (thread_through_all_blocks): Bubble up boolean indicating
6017 if any jumps were threaded.
6018 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6019 (tree-ssa-threadupdate.o): Similarly.
6021 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6023 * fold-const.c (fold_ternary): Unroll the "for" loop to
6026 2005-03-04 Andrew Haley <aph@redhat.com>
6028 * unwind-dw2-fde-glibc.c (struct
6029 unw_eh_callback_data.check_cache): New field.
6030 (frame_hdr_cache): New.
6031 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6032 Cache frame header info.
6034 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6036 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6037 (print_c_condition): Declare.
6038 * read-rtl.c (ptr_loc): New structure.
6039 (ptr_locs, ptr_loc_obstack, joined_conditions)
6040 (joined_conditions_obstack): New variables.
6041 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6042 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6043 (join_c_conditions, print_c_condition): New functions.
6044 (apply_macro_to_string): Associate the new string with the same
6045 source location as the old one.
6046 (add_condition_to_string): Use join_c_conditions.
6047 (read_string): Use set_rtx_ptr_loc to record a filename and line
6048 number for the string.
6049 (read_rtx): Initialize the new variables above.
6050 * genattrtab.c (write_test_expr, write_attr_value): Use
6052 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6053 comment above the GCC_VERSION check.
6054 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6055 Inline the definition of MAYBE_EVAL.
6056 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6057 * genoutput.c (process_template): Likewise.
6058 * genpreds.c (write_predicate_subfunction): Likewise.
6059 (write_predicate_expr): Use print_c_condition.
6060 * genrecog.c (write_cond): Likewise.
6061 * gensupport.c (process_rtx): Use join_c_conditions to join the
6062 conditions of a define_insn_and_split. Record a source location
6063 for the string after the "&&".
6064 (alter_test_for_insn): Use join_c_conditions.
6066 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6069 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6070 PR tree-optimization/15784
6071 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6074 2005-03-04 Ben Elliston <bje@au.ibm.com>
6076 * gcc.c (option_map): Add --coverage.
6077 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6078 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6079 * config/darwin.h: Pass -lgcov for `coverage'.
6080 * doc/invoke.texi (Debugging Options): Document --coverage.
6082 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6084 * gcse.c (bypass_block): Use find_edge wherever possible.
6086 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6090 * c-opts.c (c_common_parse_file): Call start_source_file
6091 and end_source_file at the approriate times.
6093 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6094 the main file, it will be done for us now.
6096 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6098 * fold-const.c (fold_ternary): New.
6099 (fold): Call fold_ternary on ternary expressions. Remove
6100 handling of ternary expressions.
6102 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6104 PR tree-optimization/15784
6105 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6108 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6110 * config/rs6000/predicates.md (branch_comparison_operator):
6111 Convert from C block to conditional format.
6113 2005-03-03 Jan Hubicka <jh@suse.cz>
6115 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6116 and non-constant public variables.
6118 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6120 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6123 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6126 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6127 calls to release_ssa_name and release_phi_node.
6129 * fold-const.c (fold): Remove handling of unary expressions.
6131 * fold-const.c (fold_unary): Avoid directly using the original
6132 expression t as much as possible.
6134 2005-03-03 Roger Sayle <roger@eyesopen.com>
6135 Andrew Pinski <pinskia@physics.uc.edu>
6137 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6138 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6140 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6142 Describe special registers SRP and MOF as allocatable registers.
6143 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6144 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6145 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6146 TARGET_HAS_MUL_INSNS.
6147 (cris_print_operand) <case 'd'>: New case.
6148 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6149 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6151 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6152 (REG_ALLOC_ORDER): Update for MOF.
6153 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6155 (GENERAL_REGS): No longer a define of ALL_REGS.
6156 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6157 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6159 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6160 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6161 (SECONDARY_RELOAD_CLASS): Define.
6162 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6163 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6164 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6165 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6166 (REGISTER_MOVE_COST): Define.
6167 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6168 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6169 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6170 (CRIS_MOF_REGNUM): New define_constants.
6171 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6173 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6175 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6176 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6177 Adjust for MOF being properly described as a register.
6178 (indir_to_reg_split): Name this split. Conditionalize on the
6179 destination register being a general register.
6180 (movei): Conditionalize on on operands 0 and 1 having the same
6183 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6186 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6187 -mcpu to override any other explicitly given flags.
6189 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6191 * recog.c (verify_changes, confirm_change_group): New functions,
6192 broken out of apply_change_group.
6193 (apply_change_group): Use them.
6194 * recog.h (verify_change, confirm_change_group): Declare.
6195 * rtl.h (redirect_jump_2): Declare.
6196 * jump.c (redirect_exp, invert_exp): Delete.
6197 (invert_exp_1): Take second parameter. Return value. Changed caller.
6198 (redirect_jump_2): New function, broken out of redirect_jump.
6199 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6200 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6201 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6203 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6205 * varasm.c (named_section): Use xstrdup rather than doing it by
6208 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6210 2005-03-02 Devang Patel <dpatel@apple.com>
6212 Undo PR tree-optimization/18815 fix.
6214 2005-03-02 Devang Patel <dpatel@apple.com>
6216 PR tree-optimization/18815
6217 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6218 loops with zero exit edges.
6220 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6222 * cfg.c (connect_src, connect_dest, disconnect_src,
6223 disconnct_dest): New.
6224 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6225 redirect_edge_pred): Use the new functions.
6227 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6228 free_dominance_info only when needed.
6230 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6233 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6234 (reg_or_sub_cint64_operand): Same.
6236 2005-03-02 Jeff Law <law@redhat.com>
6238 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6239 CFG_ALTERED in the main DOM iteration loop.
6241 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6244 * varasm.c (initializer_constant_valid_p): Allow conversions
6245 between OFFSET_TYPEs. Tidy.
6247 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6249 * config/cris/cris.md ("return"): Remove epilogue delay list
6252 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6254 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6256 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6258 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6260 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6261 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6262 config/m68k/m68k.c, config/mips/mips.h,
6263 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6264 doc/include/gcc-common.texi: Update copyright.
6266 PR middle-end/18029 and PR middle-end/18030
6267 * expr.c (optimize_bitfield_assignment_op): Add a special case
6268 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6270 * fold-const.c (fold_unary): New.
6271 (fold): Call fold_unary on unary expressions.
6273 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6275 * cgraph.h (struct cgraph_edge): Add prev_caller and
6277 (cgraph_node_remove_callees): Export.
6278 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6280 (cgraph_edge_remove_callee): New function.
6281 (cgraph_edge_remove_caller): Likewise.
6282 (cgraph_remove_edge): Use.
6283 (cgraph_redirect_edge_callee): Likewise.
6284 (cgraph_node_remove_callees): New function.
6285 (cgraph_node_remove_callers): Likewise.
6286 (cgraph_remove_node): Use.
6287 * tree-optimize.c (tree_rest_of_compilation): Use
6288 cgraph_node_remove_callees instead of manual loop.
6289 * cgraphunit.c (cgraph_finalize_function): Likewise.
6290 (cgraph_expand_function): Likewise.
6291 (cgraph_remove_unreachable_nodes): Likewise.
6293 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6296 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6298 * c-decl.c (undeclared_variable): Take location as argument.
6299 * c-typeck.c (build_external_ref): Likewise.
6300 * c-parser.c (c_parser_postfix_expression): Pass location of
6301 identifier to build_external_ref.
6303 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6305 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6306 CCEQ mode for branch_positive_comparison_operator test.
6307 * config/rs6000/predicates (branch_comparison_operator): Revert to
6309 (scc_comparison_operator): Same.
6310 (branch_positive_comparison_operator): Same.
6312 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6314 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6315 (cris_delay_slots_for_epilogue): Remove.
6316 (save_last): Move into cris_target_asm_function_epilogue.
6317 (cris_target_asm_function_epilogue): Remove tests for file being
6319 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6320 (cris_delay_slots_for_epilogue): Remove prototypes.
6321 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6322 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6324 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6326 * config/rs6000/predicates.md (branch_comparison_operator): Change
6327 to define_special_predicate.
6328 (scc_comparison_operator): Same.
6329 (branch_positive_comparison_operator): Same.
6331 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6333 * Makefile.in (tree-ssa-sink.o): New.
6334 (OBJS-common): Add tree-ssa-sink.o.
6335 * common.opt: Add -ftree-sink
6336 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6337 * timevar.def (TV_TREE_SINK): new timevar.
6338 * tree-flow.h (is_hidden_global_store): Prototype.
6339 * tree-optimize.c (init_tree_optimization_passes): Add
6341 * tree-pass.h (pass_sink_code): New.
6342 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6343 for non-obvious global store store to is_hidden_global_store, and
6344 call that new function.
6345 * tree-ssa-sink.c: New file.
6346 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6347 * doc/passes.texi: Document forward store motion.
6348 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6349 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6350 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6351 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6353 2005-03-01 Per Bothner <per@bothner.com>
6355 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6356 and we have a non-zero column-number, add it to the message.
6357 Also factor out the diagnostic_kind_text.
6359 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6361 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6362 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6363 flow_loop_scan): Removed.
6364 (flow_loop_dump): Do not dump removed fields.
6365 (flow_loop_free): Do not free removed fields.
6366 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6367 (loop_exit_edge_p): New function.
6368 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6369 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6370 num_exits, exits_doms.
6371 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6372 LOOP_EDGES, LOOP_ALL): Removed.
6373 (flow_loop_scan): Declaration removed.
6374 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6375 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6377 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6378 (if_convert): Call flow_loops_find and flow_loops_free
6379 when calling mark_loop_exit_edges.
6380 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6381 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6382 free_dominance_info calls.
6383 * loop-init.c (flow_loops_find): Ditto.
6384 * passes.c (rest_of_handle_branch_prob): Ditto.
6385 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6386 * loop-unroll.c (analyze_insns_in_loop): Do not use
6388 * predict.c (predict_loops): Do not call flow_loop_scan.
6389 Use get_loop_exit_edges.
6390 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6391 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6392 Do not use EDGE_LOOP_EXIT.
6393 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6394 to bb_with_exit_edge_p.
6395 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6396 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6397 to bb_with_exit_edge_p.
6398 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6400 * tree-loop-linear.c (linear_transform_loops): Do not call
6401 flow_loop_scan. Use loop->single_exit.
6402 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6403 (vect_analyze_loop_form): Do not call flow_loop_scan.
6404 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6406 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6408 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6409 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6410 slpeel_tree_duplicate_loop_to_edge_cfg,
6411 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6412 Use loop_preheader_edge and loop->single_exit. Do not call
6415 2005-03-01 Nick Clifton <nickc@redhat.com>
6417 * config/arm/arm.c (thumb_find_work_register): Check all of the
6418 argument registers to see if they are free, and a couple of
6419 special cases where the last argument register but can be proved
6420 to be available during the function's prologue.
6421 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6422 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6423 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6425 (thumb_compute_save_reg_mask): Likewise. Also use
6426 thumb_find_work_register() to ensure that there is agreement about
6427 which work register is going to be used in the prologue.
6428 (thumb_output_function_prologue): Use unsigned long as the type
6429 for the register bit-mask. Also delay pushing the link register if
6430 other high registers are going to be pushed.
6431 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6432 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6433 redundant prototypes.
6435 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6438 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6439 and after reload in REG+REG indexed addresses without REG_POINTER
6440 set in the base and not set in the index.
6442 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6444 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6445 Don't undefine here.
6446 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6447 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6448 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6449 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6450 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6452 * config.gcc (sh*-*-linux*): Use config/linux.h.
6454 2005-02-28 Dale Johannesen <dalej@apple.com>
6455 Stan Shebs <shebs@apple.com>
6457 Rewrite of 64-bit Darwin structure-by-value pass/return.
6458 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6459 intoffset, use_stack, named.
6460 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6461 (rs6000_darwin64_record_arg_advance_flush): New.
6462 (rs6000_darwin64_record_arg_advance_recurse): New.
6463 (rs6000_darwin64_record_arg_flush): New.
6464 (rs6000_darwin64_record_arg_recurse): New.
6465 (rs6000_darwin64_record_arg): New.
6466 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6467 (function_arg_boundary): Handle 128-bit aligned structs.
6468 (function_arg_advance): Rewrite darwin64 struct handling.
6469 (function_arg): Call rs6000_darwin64_record_arg.
6470 (function_arg_partial_nregs): Handle darwin64 structs.
6471 (rs6000_darwin64_function_value): Remove.
6472 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6474 2005-02-28 Roger Sayle <roger@eyesopen.com>
6476 PR tree-optimization/20216
6477 * tree-chrec.c (tree_fold_factorial): Delete.
6478 (tree_fold_binomial): Change argument list to take a return type
6479 and change the type of K to unsigned int. Rewrite to avoid explicit
6480 evaluation of factorials, and (recursively) calling fold to perform
6481 compile-time arithmetic. Return NULL on (internal) overflow.
6482 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6483 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6484 if any intermediate calculation overflows.
6485 (chrec_apply): Update call to chrec_evaluate.
6487 2005-02-28 James E Wilson <wilson@specifixinc.com>
6489 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6491 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6494 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6495 instead of NULL_TREE on error.
6497 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6499 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6500 (EASY_VECTOR_15_ADD_SELF): Remove.
6501 (num_insns_constant_wide): Not static.
6502 (validate_condition_mode): Not static.
6503 (toc_relative_expr_p): Not static.
6504 (legitimate_indirect_address_p): Not static.
6505 (macho_lo_sum_memory_operand): Not static.
6506 (invalid_e500_subreg): Not static.
6507 (easy_vector_same): Not static.
6508 (easy_vector_splat_const): Not static.
6509 (RS6000_SYMBOL_REF_TLS_P): Remove.
6510 (any_operand): Delete.
6511 (any_parallel_operand): Delete.
6512 (count_register_operand): Delete.
6513 (altivec_register_operand): Delete.
6514 (xer_operand): Delete.
6515 (s8bit_cint_operand): Delete.
6516 (short_cint_operand): Delete.
6517 (u_short_cint_operand): Delete.
6518 (non_short_cint_operand): Delete.
6519 (exact_log2_cint_operand): Delete.
6520 (gpc_reg_operand): Delete.
6521 (cc_reg_operand): Delete.
6522 (cc_reg_not_cr0_operand): Delete.
6523 (reg_or_short_operand): Delete.
6524 (reg_or_neg_short_operand): Delete.
6525 (reg_or_aligned_short_operand): Delete.
6526 (reg_or_u_short_operand): Delete.
6527 (reg_or_cint_operand): Delete.
6528 (reg_or_arith_cint_operand): Delete.
6529 (reg_or_add_cint64_operand): Delete.
6530 (reg_or_sub_cint64_operand): Delete.
6531 (reg_or_logical_cint_operand): Delete.
6532 (got_operand): Delete.
6533 (got_no_const_operand): Delete.
6534 (easy_fp_constant): Delete.
6535 (easy_vector_constant): Delete.
6536 (easy_vector_constant_add_self): Delete.
6537 (zero_constant): Delete.
6538 (zero_fp_constant): Delete.
6539 (volatile_mem_operand): Delete.
6540 (offsettable_mem_operand): Delete.
6541 (mem_or_easy_const_operand): Delete.
6542 (add_operand): Delete.
6543 (non_add_cint_operand): Delete.
6544 (logical_operand): Delete.
6545 (non_logical_cint_operand): Delete.
6546 (mask_operand): Delete.
6547 (mask_operand_wrap): Delete.
6548 (mask64_operand): Delete.
6549 (mask64_2_operand): Delete.
6550 (and64_operand): Delete.
6551 (and64_2_operand): Delete.
6552 (and_operand): Delete.
6553 (reg_or_mem_operand): Delete.
6554 (lwa_operand): Delete.
6555 (symbol_ref_operand): Delete.
6556 (call_operand): Delete.
6557 (current_file_function_operand): Delete.
6558 (input_operand): Delete.
6559 (rs6000_nonimmediate_operand): Delete.
6560 (rs6000_tls_symbol_ref): Delete.
6561 (save_world_operation): Delete.
6562 (restore_world_operation): Delete.
6563 (load_multiple_operation): Delete.
6564 (store_multiple_operation): Delete.
6565 (vrsave_operation): Delete.
6566 (mfcr_operation): Delete.
6567 (mtcrf_operation): Delete.
6568 (lmw_operation): Delete.
6569 (stmw_operation): Delete.
6570 (branch_comparison_operator): Delete.
6571 (branch_positive_comparison_operator): Delete.
6572 (scc_comparison_operator): Delete.
6573 (trap_comparison_operator): Delete.
6574 (boolean_operator): Delete.
6575 (boolean_or_operator): Delete.
6576 (min_max_operator): Delete.
6577 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6578 (EASY_VECTOR_15): Moved to here.
6579 (EASY_VECTOR_15_ADD_SELF): Move to here.
6580 (PREDICATE_CODES): Delete.
6581 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6582 Declare functions no longer static.
6583 * config/rs6000/predicates.md: New.
6584 * config/rs6000/rs6000.md: Include predicates.md
6586 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6588 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6589 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6591 * cfgrtl.c (need_fake_edge_p): Likewise.
6592 * combine.c (distribute_notes): Likewise.
6593 * emit-rtl.c (try_split): Likewise.
6594 * recog.c (peephole2_opimize): Likewise.
6595 * reg-notes.def (ALWAYS_RETURN): Remove.
6596 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6597 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6598 * tree.h (ECF_ALWAYS_RETURN): Remove.
6600 2005-02-28 Roger Sayle <roger@eyesopen.com>
6603 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6604 between different machine modes is never a "useless" conversion.
6606 2005-02-28 Geert Bosch <bosch@gnat.com>
6609 * doc/contrib.texi: List contributors for Ada front end
6611 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6613 * simplify-rtx.c (simplify_unary_operation_1,
6614 simplify_const_unary_operation): New, extracted from...
6615 (simplify_unary_operation): ... this one.
6616 (simplify_binary_operation_1,
6617 simplify_const_binary_operation): New, extracted from...
6618 (simplify_binary_operation): ... this one.
6619 * rtl.h (simplify_const_unary_operation,
6620 simplify_const_binary_operation): Add prototypes.
6622 2005-02-28 Julian Brown <julian@codesourcery.com>
6624 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6625 building libjava and caused PR regression/20228.
6627 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6630 * Makefile.in (host_subdir): New.
6631 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6632 * configure: Regenerate.
6634 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6636 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6637 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6638 installation directory first.
6640 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6643 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6644 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6645 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6646 * config/cris/cris.md: Tweak comments referring to Q.
6647 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6648 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6649 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6650 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6651 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6652 Insert spaces in constraints to align alternatives vertically for
6654 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6657 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6659 PR rtl-optimization/17728
6660 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6661 operand 0 from general_operand to move_dest_operand.
6663 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6665 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6666 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6667 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6668 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6670 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6672 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6673 * configure: Regenerate.
6674 * libada-mk.in: Remove CC; rename
6675 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6677 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6680 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6681 for the lhs, also walk over the tree. Likewise for rhs.
6683 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6685 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6686 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6687 Do not propagate value of iv before increment over the increment.
6689 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6691 * c-parser.c: New file.
6692 * c-parse.in: Remove.
6693 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6695 (c-parser.o): Add dependencies.
6696 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6697 maintainer-clean, TAGS): Update.
6698 * c-config-lang.in (gtfiles): Update.
6699 * gengtype-lex.l: Don't handle "@@".
6700 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6701 objc_build_synchronized, objc_begin_try_stmt,
6702 objc_begin_catch_clause, objc_finish_catch_clause,
6703 objc_build_finally_clause, objc_finish_try_stmt): New.
6704 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6706 (c_parse_init): Update comment.
6707 * c-decl.c (c_init_decl_processing): Update comment.
6708 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6709 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6710 new c_declspecs members.
6712 2005-02-25 Julian Brown <julian@codesourcery.com>
6714 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6715 from being used for symbols with vague linkage when
6716 HAVE_GAS_COMDAT_GROUP is true.
6718 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6720 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6722 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6725 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6726 (LIBGCC2_HAS_DF_MODE): New.
6727 (LIBGCC2_HAS_XF_MODE): New.
6728 (LIBGCC2_HAS_TF_MODE): New.
6729 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6730 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6731 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6732 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6733 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6734 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6735 and add _fixtfdi, _fixunstfdi, _floatditf
6736 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6737 L_fixunstfdi, L_floatditf.
6738 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6739 (LIBGCC2_HAS_TF_MODE): Define.
6741 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6743 PR tree-optimization/20204
6744 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6745 REWRITE_THIS_STMT markers on PHI nodes.
6746 (rewrite_initialize_block): Likewise.
6748 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6750 * version.c (version_string): Update to 4.1.
6752 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6754 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6755 Clarify that the alternative way doesn't work in GNU C++.
6757 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6759 PR tree-optimization/19937
6760 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6761 to the type of the induction variable.
6763 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6765 PR rtl-optimization/20117
6766 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6767 the block including noncopyable insn.
6769 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6771 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6772 calls to find_reg_note.
6774 2005-02-24 Richard Henderson <rth@redhat.com>
6777 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6780 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6782 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6783 vector types if to use base reg for misaligned non-word ld/std.
6785 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6788 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6789 dwarf2 label manually and put it after, not before the prologue.
6791 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6794 * reload.c (operands_match_p): Only increment register number for
6795 SCALAR_INT_MODE_P modes in multiple hard registers.
6797 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6800 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6802 * ChangeLog.5: Fix log message typo(s).
6803 * ChangeLog.7: Likewise.
6804 * ChangeLog.tree-ssa: Likewise.
6805 * cfgexpand.c: Fix comment typo(s).
6806 * conflict.c: Likewise.
6807 * defaults.h: Likewise.
6808 * dwarf2out.c: Likewise.
6810 * ggc-page.c: Likewise.
6811 * tree-eh.c: Likewise.
6812 * tree-ssa-dom.c: Likewise.
6814 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6817 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6818 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6819 if SHARED is defined.
6822 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6823 allow splitting only if operands 0 and 3 don't overlap.
6825 2005-02-24 Richard Henderson <rth@redhat.com>
6828 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6829 (fold_builtin_1): Call them.
6830 * fold-const.c (fold_complex_mult_parts): Split out from ...
6831 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6832 (fold_complex_div_parts, fold_complex_div): New.
6834 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6836 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6838 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6839 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6841 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6842 (print_node): Likewise.
6843 Print TYPE_SIZES_GIMPLIFIED.
6845 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6847 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6848 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6849 operands as commutative in constraints.
6851 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6853 * tree-into-ssa.c: Re-organize internal functions.
6855 2005-02-24 Richard Henderson <rth@redhat.com>
6858 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6860 * common.opt (fcx-limited-range): New.
6861 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6862 * toplev.c (flag_complex_method): Initialize to 1.
6863 (process_options): Set flag_complex_method to 0 if
6864 flag_cx_limited_range.
6865 * doc/invoke.texi (-fcx-limited-range): New.
6867 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6869 * cse.c (delete_trivially_dead_insns): Speed up by using
6870 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6873 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6875 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6876 functions when -mid-shared-library is being used.
6878 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6880 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6881 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6882 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6883 * system.h: Poison LINK_LIBGCC_SPECIAL.
6885 2005-02-23 James E Wilson <wilson@specifixinc.com>
6887 * gengtype.c (note_insn_name): Make 1 element larger.
6889 2005-02-23 Roger Sayle <roger@eyesopen.com>
6892 PR rtl-optimization/20097
6893 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6894 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6896 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6898 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6899 * t-aix52 (SHLIB_INSTALL): Same.
6901 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6903 * genpreds.c: Update copyright.
6905 2005-02-23 Michael Beach <michaelb@ieee.org>
6908 * config/sparc/t-elf (startup files): Assemble with CPP.
6910 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6912 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6913 (write_predicate_expr): Likewise.
6915 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6917 PR tree-optimization/20100
6918 PR tree-optimization/20115
6919 * tree-optimize.c (init_tree_optimization_passes): Remove
6920 pass_maybe_create_global_var.
6921 * tree-pass.h (pass_maybe_create_global_var): Remove.
6922 * tree-ssa-alias.c (aliases_computed_p): Declare.
6923 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6924 (count_calls_and_maybe_create_global_var): Remove.
6925 (pass_maybe_create_global_var): Remove.
6926 (init_alias_info): Do not declare aliases_computed_p.
6927 (maybe_create_global_var): If the function contains no
6928 call-clobbered variables and a mix of pure/const and regular
6929 function calls, create .GLOBAL_VAR.
6930 Mark all call-clobbered variables for renaming.
6931 (merge_pointed_to_info): Update comment.
6932 (add_pointed_to_var): Likewise.
6933 (is_escape_site): Likewise.
6934 Accept struct alias_info * instead of size_t *.
6936 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6938 * tree-ssa-operands.c (get_call_expr_operands): If
6939 ALIASES_COMPUTED_P is false, do not add call-clobbering
6941 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6942 (delete_tree_ssa): Likewise.
6944 2005-02-22 James E Wilson <wilson@specifixinc.com>
6946 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6947 (do_compile): Do call it here.
6949 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6951 PR rtl-optimization/20017.
6952 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6953 rest_of_handle_cse2, rest_of_handle_gcse): Call
6954 delete_dead_jumptables immediately before calling cleanup_cfg.
6956 2005-02-22 Devang Patel <dpatel@apple.com>
6959 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6962 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6964 * config/rs6000/aix.h (WINT_TYPE): Define.
6966 2005-02-22 Stan Shebs <shebs@apple.com>
6968 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6969 natural alignment for 64-bit Darwin.
6970 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6972 * doc/invoke.texi: Document this.
6974 2005-02-22 DJ Delorie <dj@redhat.com>
6976 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6977 to make_[un]signed_type, not the mode itself.
6979 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6981 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6982 not available. Use tail calls wherever possible.
6983 (make_edge): Call unchecked_make_edge to create an edge.
6985 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6986 (coalesce_ssa_name): Don't check for
6987 SSANORM_USE_COALESCE_LIST.
6988 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6990 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6992 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6993 (rewrite_into_ssa): ... here.
6995 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6997 PR tree-optimization/19786
6998 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6999 tag to another's may-alias bitmap when adding to the other's list.
7001 2005-02-21 DJ Delorie <dj@redhat.com>
7003 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7004 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7005 registers in unsupported ways.
7006 * expmed.c (init_expmed): Likewise.
7008 2005-02-21 Stan Cox <scox@redhat.com>
7010 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7012 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7014 * tree-cfg.c (fold_cond_expr_cond): New.
7015 (make_edges): Call fold_cond_expr_cond.
7016 (find_taken_edge): Accept nothing but INTEGER_CST.
7017 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7019 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7021 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7022 that do not belong to any basic block.
7024 2005-02-21 Jeff Law <law@redhat.com>
7026 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7029 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7031 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7032 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7033 Adjust their definitions.
7034 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7035 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7037 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7038 genautomata.c, langhooks.c, langhooks.h, system.h,
7039 config/arm/lib1funcs.asm: Update copyright.
7041 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7043 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7045 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7048 * doc/install.texi: Document --with-gc.
7050 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7052 * simplify-rtx.c (simplify_unary_operation): Add a missing
7055 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7057 PR tree-optimization/18663
7058 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7059 if the type has variable bounds.
7061 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7063 * gcse.c: Remove an obsolete comment.
7065 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7067 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7069 * doc/extend.texi (Function Attributes) <Attribute const>: The
7070 attribute "pure" is below this text, not above.
7072 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7074 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7075 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7076 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7078 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7081 * langhooks.h (struct lang_hooks): Add to_target_charset.
7082 * langhooks.c (lhd_to_target_charset): New function.
7083 * langhooks-def.h: Declare lhd_to_target_charset.
7084 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7085 (LANG_HOOKS_INITIALIZER): Update.
7086 * c-common.c (c_common_to_target_charset): New function.
7087 * c-common.h: Declare it.
7088 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7089 c_common_to_target_charset.
7091 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7092 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7094 * system.h: Poison them.
7095 * doc/tm.texi: Don't discuss them.
7096 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7097 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7098 (pp_c_char): Do not attempt to generate letter escapes for
7100 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7101 * config/mips/mips.c (mips_output_ascii): Likewise.
7103 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7105 PR tree-optimization/19951
7106 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7109 2005-02-19 Steven Bosscher <stevenb@suse.de>
7112 * function.h (struct function): New field `max_loop_depth'.
7113 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7114 (flow_loops_find): Reset the max loop depth count before finding loops.
7115 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7116 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7117 (calculate_global_regs_live): Make sure the loop will terminate
7118 when the initial sets are not empty.
7120 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7122 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7124 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7126 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7129 * doc/invoke.texi: Remove documentation of %M spec.
7131 (init_spec): Remove %M suffix from -lgcc_s.
7132 (do_spec_1): Remove 'M' case.
7133 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7134 to put shared libraries in the multilib directory. Remove the
7135 shlib_so_soname substitution variable. Don't add a multilib encoding
7136 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7137 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7138 SHLIB_INSTALL as well as SHLIB_LINK.
7139 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7140 (SHLIB_NAME): Delete.
7141 (SHLIB_DIR): New macro.
7142 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7143 (SHLIB_INSTALL): Adjust accordingly.
7144 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7145 * config/t-slibgcc-sld: Likewise.
7146 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7147 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7148 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7150 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7151 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7152 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7153 Use @shlib_base_name@ instead of @shlib_so_name@.
7154 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7155 and @shlib_base_name@.so in @multilib_dir@.
7156 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7157 to the install path.
7158 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7159 (SHLIB_LINK): Remove previous workaround.
7160 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7161 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7162 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7164 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7165 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7166 (SHLIB_INSTALL): Adjust accordingly.
7167 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7168 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7169 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7170 config/t-slibgcc-elf-ver.
7172 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7173 Jakub Jelinek <jakub@redhat.com>
7175 PR tree-optimization/19828
7176 * tree-ssa-loop-im.c: Add a TODO comment.
7177 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7178 without side-effects.
7180 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7182 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7185 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7187 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7188 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7189 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7191 (ia64_reorg): Delete fixup_errata call.
7192 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7193 (TARGET_SWITCHES): Delete -mb-step entry.
7195 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7198 * c-typeck.c (composite_type): Handle quals in transparent unions.
7199 (type_lists_compatible_p): Likewise.
7201 2005-02-18 Stan Shebs <shebs@apple.com>
7203 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7204 expressions in the .literal8 section.
7206 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7208 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7210 2005-02-18 Roger Sayle <roger@eyesopen.com>
7212 * fold-const.c (constant_boolean_node): Always create values of the
7213 specified type, don't bother calling truthvalue_conversion.
7215 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7217 * except.c (output_function_exception_table): Call
7218 assemble_external_libcall (eh_personality_libfunc).
7220 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7223 * config/ia64/ia64.h (struct machine_function): Add state_num.
7224 * config/ia64/ia64.c (process_epilogue,
7225 process_for_unwind_directive): Use new unwind state numbers each
7226 time rather than state 1.
7228 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7231 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7232 before the "*llgt_didi" pattern.
7234 2005-02-18 Jason Merrill <jason@redhat.com>
7236 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7238 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7240 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7241 (div0): Use it in place of ARM_FUNC_ALIAS.
7242 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7244 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7247 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7248 access, the lower bound of the array type if it exists.
7250 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7253 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7254 cases that are out-of-range for the index type.
7256 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7258 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7259 (estimate_case_costs): Don't call convert.
7260 * expmed.c (expand_shift): Likewise.
7261 (make_tree): Call fold_convert instead of convert.
7263 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7266 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7267 that ref to be marked MEM_READONLY_P doesn't have base that needs
7270 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7272 * genautomata.c (output_get_cpu_unit_code_func,
7273 output_cpu_unit_reservation_p): Don't generate old-style function
7276 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7279 PR tree-optimization/20009
7280 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7282 PR tree-optimization/18947
7283 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7284 inline, remove all nodes that are inlined into the extern inline
7287 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7289 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7290 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7291 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7292 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7295 2005-02-17 Roger Sayle <roger@eyesopen.com>
7297 PR tree-optimization/19917
7298 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7299 to be potentially trapping.
7301 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7303 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7305 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7307 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7308 tem becomes a local variable which is set to the value of the
7309 back end defined INITIAL_FRAME_ADDRESS macro.
7310 (expand_builtin_frame_address): Omit the base parameter to
7311 expand_builtin_return_addr.
7312 (expand_builtin_profile_func): Likewise.
7313 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7314 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7315 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7317 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7319 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7320 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7321 * config/frv/frv.c (frv_function_epilogue): Likewise.
7323 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7325 * lambda-code (perfect_nestify): Remove mark/unmark
7327 * tree-loop-linear.c (linear_transform_loops): Add
7328 rewrite_into_ssa call so that ssa is correct for
7329 rewriting into loop closed.
7331 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7333 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7334 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7336 * bt-load.c (btr_def_live_range, combine_btr_defs,
7337 migrate_btr_def, migrate_btr_defs): Likewise.
7338 * cfgcleanup.c (thread_jump): Likewise.
7339 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7340 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7341 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7342 df_rd_local_compute, df_reg_info_compute): Likewise.
7343 * dominance.c (init_dom_info, free_dom_info): Likewise.
7344 * flow.c (init_propagate_block_info,
7345 free_propagate_block_info): Likewise.
7346 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7347 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7348 modify_reg_pav): Likewise.
7349 * loop-invariant.c (find_defs, find_invariant_insn,
7350 find_invariants, free_inv_motion_data): Likewise.
7351 * predict.c (tree_predict_by_opcode,
7352 estimate_bb_frequencies): Likewise.
7353 * stmt.c (expand_case): Likewise.
7354 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7355 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7356 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7357 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7358 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7359 rewrite_ssa_into_ssa): Likewise.
7360 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7361 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7362 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7363 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7364 * tree-sra.c (tree_sra): Likewise.
7365 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7366 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7367 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7368 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7369 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7370 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7372 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7373 calculate_live_on_entry, calculate_live_on_exit,
7374 build_tree_conflict_graph): Likewise.
7375 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7376 record_important_candidates, set_use_iv_cost, find_depends,
7377 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7378 tree_ssa_iv_optimize_finalize): Likewise.
7379 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7380 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7381 tree_duplicate_loop_to_header_edge): Likewise.
7382 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7383 * tree-ssa.c (verify_flow_insensitive_alias_info,
7384 verify_name_tags, verify_ssa, init_tree_ssa,
7385 delete_tree_ssa): Likewise.
7386 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7387 fini_ssanames): Likewise.
7388 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7390 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7392 * config/rs6000/t-rtems: Completely reworked.
7394 2005-02-17 Ira Rosen <irar@il.ibm.com>
7396 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7398 2005-02-17 Ira Rosen <irar@il.ibm.com>
7400 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7401 POINTER_TYPE_P when checking that type is a pointer.
7402 (vect_get_memtag): Remove.
7403 (vect_address_analysis): Use POINTER_TYPE_P. Call
7404 vect_object_analysis with dummy parameter for memtag.
7405 (vect_object_analysis): Extract memtag (functionality that
7406 used to be in vect_get_memtag and moved here). Fix printings.
7407 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7408 with correct parameters. Remove call to vect_get_memtag.
7410 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7412 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7413 (tree-vectorizer.o): Added missing dependencies.
7415 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7417 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7418 declaration in tree-vectorizer.c, now has an extern declaration in
7420 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7421 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7422 get_vectype_for_scalar_type, vect_is_simple_use,
7423 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7424 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7425 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7426 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7427 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7428 find_loop_location): Likewise.
7430 * tree-vectorizer.c (langhooks.h): #include removed.
7431 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7432 moved to tree-vectorized.h.
7433 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7434 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7435 get_vectype_for_scalar_type, vect_is_simple_use,
7436 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7437 vect_supportable_dr_alignment, new_loop_vec_info,
7438 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7439 vect_set_verbosity_level, find_loop_location): Likewise.
7441 (vect_analyze_loop): Function externalized. Declaration moved to
7442 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7443 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7444 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7445 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7446 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7447 vect_enhance_data_refs_alignment, vect_analyze_operations,
7448 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7449 vect_stmt_relevant_p, vect_get_loop_niters,
7450 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7451 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7452 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7453 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7454 vect_get_memtag): Likewise.
7456 (vectorizable_load): Function externalized. Declaration moved to
7457 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7458 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7459 vect_transform_loop): Likewise.
7460 (vect_transform_stmt): Moved to tree-vect-transform.c.
7461 (vect_align_data_ref, vect_create_destination_var,
7462 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7463 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7464 vect_get_vec_def_for_operand, vect_init_vector,
7465 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7466 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7467 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7468 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7469 vect_do_peeling_for_loop_bound): Likewise.
7471 * tree-vect-analyze.c: New file.
7472 * tree-vect-transform.c: New file.
7474 2005-02-17 Jason Merrill <jason@redhat.com>
7476 PR mudflap/19319, c++/19317
7477 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7480 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7482 * doc/install.texi (Specific): Update link for Darwin-specific
7485 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7487 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7488 constant_boolean_node.
7490 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7493 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7494 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7496 2005-02-16 Richard Henderson <rth@redhat.com>
7499 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7501 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7502 replace uses with Wtype_MAXp1_F.
7503 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7504 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7505 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7506 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7507 and HAVE_TFMODE as appropriate.
7508 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7509 (__floatdisf): Likewise.
7510 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7511 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7512 (Wtype_MAXp1_F): New.
7513 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7514 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7516 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7519 * arm.c (arm_apply_result_size): New function.
7520 * arm.h (APPLY_RESULT_SIZE): Define.
7521 * arm-protos.h (arm_apply_result_size): Add prototype.
7522 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7523 (movxf): New expand.
7524 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7525 (call_value_symbol): Remove predicate for operand 0.
7526 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7527 (untyped_call): Rework to correclty return values for any type.
7528 (untyped_return): New expand.
7529 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7531 2005-02-16 Stan Shebs <shebs@apple.com>
7533 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7534 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7536 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7538 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7539 configure settings on Solaris 7 and later.
7541 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7543 PR tree-optimization/19865
7544 * tree-optimize.c (init_tree_optimization_passes): Run
7545 pass_may_alias after pass_sra.
7547 2005-02-16 Richard Henderson <rth@redhat.com>
7548 Stuart Hastings <stuart@apple.com>
7551 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7552 Do nothing if debug info suppressed for this function.
7553 (dbxout_begin_function): Early exit if debug info suppressed for
7556 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7559 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7561 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7563 PR tree-optimization/19967
7564 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7565 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7566 argument TYPE. Adjust calls to fold_builtin_XXX.
7567 (expand_builtin, fold_builtin_1): Adjust calls to
7569 (fold_builtin_strchr, fold_builtin_strpbrk,
7570 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7571 result to a requested type TYPE.
7573 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7576 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7577 (T)x & (T)cst if (T)cst overflows.
7578 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7579 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7581 2005-02-15 Jeff Law <law@redhat.com>
7583 * gcse.c (blocks_with_calls): New bitmap.
7584 (alloc_gcse_mem): Allocate it.
7585 (free_gcse_mem): Free it.
7586 (clear_modifY_mem_tables): Clear it.
7587 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7588 when we encounter CALL_INSNs.
7589 (compute_transp, case MEM): Handle blocks with calls separate
7590 from blocks without calls. Use bitmap iterators rather than
7593 2005-02-15 Peter O'Gorman <peter@pogma.com>
7596 * mklibgcc.in (vis_hide): Use a temporary object file, not
7599 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7602 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7603 access optimization.
7605 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7606 Alan Modra <amodra@bigpond.net.au>
7609 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7610 (_xlqsub): Rename to __gcc_qsub.
7611 (_xlqmul): Rename to __gcc_qmul.
7612 (_xlqdiv): Rename to __gcc_qdiv.
7613 Provide versioned symbol aliases with old names.
7614 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7615 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7616 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7617 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7618 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7620 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7622 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7623 Fold ~(A - 1) and ~(A + -1) to -A.
7625 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7629 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7630 config/pa/pa-host.c:pa_gt_pch_use_address.
7632 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7634 * tree-vn.c (get_value_handle): Make sure that given an
7635 is_gimple_min_invariant expression, we always return it.
7637 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7639 * passes.c (rest_of_handle_gcse): Fix a comment.
7641 2005-02-15 Jeff Law <law@redhat.com>
7643 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7645 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7646 (canon_list_insert, record_last_mem_set_info): Similarly.
7647 (clear_modify_mem_tables): Similarly.
7649 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7651 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7652 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7653 config/mips/mips.md, config/rs6000/aix.h,
7654 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7656 2005-02-15 Richard Henderson <rth@redhat.com>
7658 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7659 call to be best_edge.
7661 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7663 * basic-block.h: Adjust the prototype for find_basic_blocks.
7664 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7665 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7668 * flow.c (recompute_reg_usage): Remove all arguments.
7669 * passes.c (rest_of_compilation): Adjust the call to
7670 recompute_reg_usage.
7671 * rtl.h: Adjust the prototype for recompute_reg_usage.
7673 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7675 * tree-dump.c (dump_files): Update to reflect new member
7677 (dump_register): Add new argument.
7679 (dump_switch_p_1): Check against glob name if doglob was passed.
7680 (dump_switch_p): Check against regular first, then glob if
7681 we didn't have any hits on the dump name.
7682 * tree-optimize.c (register_one_dump_file):
7683 Pass in glob name as well.
7684 * tree-pass.h (struct dump_file_info): Add glob
7687 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7689 PR preprocessor/16323
7690 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7692 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7695 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7696 (trunctfdf2_internal1): New.
7697 (trunctfdf2_internal2): Renamed from trunctfdf2.
7699 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7701 PR tree-optimization/19853
7702 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7704 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7706 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7707 delete_dead_jumptables and cleanup_cfg.
7709 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7711 * reload.c (find_reloads): Swap address_reloaded flags when
7712 swapping commutative operands.
7714 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7716 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7717 Use standard_iv_increment_position for computing the bsi position
7719 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7722 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7725 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7726 life range of hard registers.
7727 * value-prof.c (insn_prefetch_values_to_profile): Only
7730 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7731 profile in libcalls.
7733 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7735 * bitmap.h (bitmap_and_compl_into): Return bool.
7736 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7738 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7740 PR tree-optimization/19944
7741 * fold-const.c (fold): Re-add ABS_EXPR folding.
7743 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7746 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7747 {TARGET,MASK}_XL_COMPAT.
7748 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7750 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7751 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7753 (rs6000_arg_partial_bytes): Same.
7754 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7755 and XL compatibility enabled.
7756 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7757 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7758 test to final condition.
7759 (cmptf_internal2): New.
7760 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7761 xl-compat. Add TFmode information to description.
7763 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7765 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7767 2005-02-13 Jason Merrill <jason@redhat.com>
7770 * fold-const.c (fold_indirect_ref_1): Split out from...
7771 (build_fold_indirect_ref): Here.
7772 (fold_indirect_ref): New fn.
7773 * tree.h: Declare it.
7774 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7775 (gimplify_modify_expr_rhs): Likewise.
7776 (gimplify_expr): Likewise.
7778 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7780 PR tree-optimization/14303
7781 PR tree-optimization/15784
7782 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7783 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7784 ABS_EXPR<x> != 0 to x != 0.
7786 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7788 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7789 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7790 spelling conventions.
7792 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7793 delete_trivially_dead_insns too many times.
7795 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7798 2005-02-12 Ira Rosen <irar@il.ibm.com>
7800 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7801 (vect_is_simple_iv_evolution): Remove redundant parameter
7803 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7804 without last parameter.
7805 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7806 Return pointer step. Call vect_is_simple_iv_evolution without
7807 last parameter. Check only that the step is multiple of size
7808 type. Remove stmt_vinfo updates.
7809 (vect_get_memtag_and_dr): Remove.
7810 (vect_get_memtag): New function.
7811 (vect_address_analysis): New function.
7812 (vect_object_analysis): New function.
7813 (vect_analyze_data_refs): Call vect_object_analysis and
7814 vect_get_memtag. Update stmt_vinfo fields.
7816 2005-02-12 Ira Rosen <irar@il.ibm.com>
7818 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7819 exist and are objects. Remove checks for pointer.
7820 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7821 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7822 (vect_create_data_ref_ptr): Likewise.
7823 (vect_base_addr_differ_p): New function.
7824 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7825 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7826 Don't set the DR_BASE_NAME field of data-ref.
7827 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7829 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7831 * optabs.h (enum optab_index): Add new OTI_ldexp.
7832 (ldexp_optab): Define corresponding macro.
7833 * optabs.c (init_optabs): Initialize ldexp_optab.
7834 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7836 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7838 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7839 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7841 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7842 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7845 2005-02-12 Ira Rosen <irar@il.ibm.com>
7847 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7849 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7851 (vect_get_base_and_offset): Always return an address.
7852 (vect_create_addr_base_for_vector_ref): Remove treatment for
7853 different data reference types.
7854 (vect_compute_data_ref_alignment): Rename base to base_address in
7855 stmt_vec_info. Get the object in order to force its alignment.
7856 (vect_get_memtag_and_dr): Rename base to base_address in
7857 stmt_vec_info. Extract the object for memtag analysis.
7859 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7861 PR regression/19898.
7862 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7863 changes cc_status, use apply modified_in_p to part of cc_status
7864 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7867 2005-02-11 Richard Henderson <rth@redhat.com>
7869 * tree-complex.c (expand_complex_libcall): New.
7870 (expand_complex_multiplication): Use it for c99 compliance.
7871 (expand_complex_division): Likewise.
7872 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7874 * builtins.c (built_in_names): Remove const.
7875 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7877 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7878 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7879 (built_in_names): Remove const.
7880 * c-common.c (c_common_type_for_mode): Handle complex modes.
7881 * flags.h, toplev.c (flag_complex_method): Rename from
7882 flag_complex_divide_method.
7883 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7884 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7885 * libgcc2.h: Declare them.
7886 * libgcc-std.ver: Export them.
7887 * mklibgcc.in (lib2funcs): Build them.
7889 2005-02-11 Steven Bosscher <stevenb@suse.de>
7891 PR tree-optimization/19876
7892 Partially revert my change from 2005-01-14
7893 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7894 (compute_antic): ...and remove the loop here.
7896 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7899 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7900 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7902 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7903 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7905 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7907 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7908 offsets for the big-endian 32-bit case.
7910 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7912 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7914 2005-02-11 Dale Johannesen <dalej@apple.com>
7916 * cselib.c (cselib_process_insn): Clear out regs where
7917 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7918 * reload.c (find_equiv_reg): Ditto.
7920 2005-02-11 Ian Lance Taylor <ian@airs.com>
7922 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7925 * tree.c (build_function_type_list): Work correctly if there are
7928 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7930 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7931 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7932 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7933 TARGET_ZARCH instead of TARGET_64BIT.
7935 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7937 * config/rs6000/t-rtems:
7938 (MULTILIB_OPTIONS): Remove mcpu=602.
7939 (MUTLILIB_DIRNAMES): Remove m602.
7940 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7941 Let mcpu=602 match mcpu=603.
7942 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7944 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7946 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7949 2005-02-10 David Daney <ddaney@avtrex.com>
7951 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7952 * config/i386/linux-unwind.h: Likewise.
7953 * config/ia64/linux-unwind.h: Likewise.
7954 * config/mips/linux-unwind.h: Likewise.
7955 * config/pa/linux-unwind.h: Likewise.
7956 * config/rs6000/linux-unwind.h: Likewise.
7957 * config/s390/linux-unwind.h: Likewise.
7958 * config/sh/linux-unwind.h: Likewise.
7959 * config/sparc/linux-unwind.h: Likewise.
7961 2005-02-10 Steven Bosscher <stevenb@suse.de>
7963 PR tree-optimization/17549
7964 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7965 TER to replace a DEF with its expression if the DEF and the
7966 rhs of the expression we replace into have the same root
7969 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7971 * config/mips/mips.md: Fix the placement of the match_scratch in the
7974 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7976 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7979 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7981 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7982 (strip_offset): Handle addresses.
7983 (add_address_candidates): Use strip_offset.
7984 (difference_cost): Reflect strip_offset change.
7985 (force_var_cost, difference_cost): Strip nops.
7987 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7989 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7991 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7992 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7993 config/cris/cris-protos.h, config/cris/cris.c: Update
7996 2005-02-10 Jeff Law <law@redhat.com>
7998 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7999 (lookup_avail_expr): Similarly.
8001 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8003 * builtins.c (fold_builtin_powi): New function.
8004 (fold_builtin_1): Call it.
8006 2005-02-10 Steven Bosscher <stevenb@suse.de>
8008 PR documentation/19309
8009 * doc/cpp.texi: The __GNUC__ and related predefined macros
8010 are also defined for the "standalone" cpp.
8011 Some non-GCC compilers may also define __GNUC__.
8013 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8016 * c-typeck.c (common_type): New routine. Old common_type renamed
8018 (c_common_type): ...this.
8019 (build_conditional_expr, build_binary_op): Use c_common_type instead
8022 2005-02-10 Steven Bosscher <stevenb@suse.de>
8024 * doc/md.texi: Replace @samp{length} with @code{length}.
8026 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8028 PR tree-optimization/18687
8029 * tree-flow.h (find_loop_niter): Declare.
8030 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8031 Try using scev even for loops with more than one exit.
8032 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8033 (struct ivopts_data): Added niters field.
8034 (struct nfe_cache_elt): New.
8035 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8037 (tree_ssa_iv_optimize_init): Initialize niters cache.
8038 (determine_number_of_iterations): Removed.
8039 (find_induction_variables): Do not call determine_number_of_iterations.
8040 Access niters for single exit through niter_for_single_dom_exit.
8041 (add_iv_outer_candidates): Access niters for single exit through
8042 niter_for_single_dom_exit.
8043 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8044 number_of_iterations_cond.
8045 (iv_period): New function.
8046 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8047 (may_replace_final_value): Take data argument. Use
8048 niter_for_single_dom_exit.
8049 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8050 (rewrite_use_compare): Pass data to may_eliminate_iv.
8051 (rewrite_use_outer): Pass data to may_replace_final_value.
8052 (free_loop_data): Clean up the niters cache.
8053 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8054 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8055 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8056 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8057 (num_ending_zeros): Moved to tree.c.
8058 * tree.h (num_ending_zeros): Declare.
8059 * tree.c (num_ending_zeros): Moved from tree.c.
8061 2005-02-09 Richard Henderson <rth@redhat.com>
8063 * builtins.c (DEF_BUILTIN): Add COND argument.
8064 * tree.h (DEF_BUILTIN): Likewise.
8065 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8066 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8068 (DEF_BUILTIN_STUB): New.
8069 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8070 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8071 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8072 * c-common.c (DEF_BUILTIN): Add COND argument.
8073 * tree.c (local_define_builtin): New.
8074 (build_common_builtin_nodes): New.
8076 2005-02-09 Roger Sayle <roger@eyesopen.com>
8078 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8079 floating point expression ignoring the sign of the result.
8080 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8081 (fold) <MULT_EXPR>: Use it to simplify x*x.
8082 * tree.h (fold_strip_sign_ops): Prototype here.
8083 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8084 argument. Use fold_strip_sign_ops to simplify the first argument.
8085 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8086 first argument when the second argument is an even integer
8087 constant, but only with -funsafe_math_optimizations.
8088 (fold_builtin_1): Update call to fold_builtin_copysign.
8090 2005-02-09 Ian Lance Taylor <ian@airs.com>
8093 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8094 just check whether EH_FILTER_FAILURE falls through.
8096 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8098 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8099 insns return to ready list in the next turn.
8101 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8104 * builtins.def: New __builtin_powi[lf].
8105 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8106 (expand_builtin_powi): New function.
8107 (expand_builtin): Dispatch to expand_builtin_powi.
8108 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8109 * libgcc2.c: Add __builtin_powi[lf] implementation.
8110 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8111 * optabs.h: Add powi_optab.
8112 * optabs.c (init_optabs): Initialize powi_optab.
8113 * doc/extend.texi: Document __builtin_powi[lf].
8115 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8117 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8120 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8123 * fold-const.c (try_move_mult_to_index): Remove redundant
8124 type argument. Create ADDR_EXPR with correct type.
8125 (fold): Update callers of try_move_mult_to_index. Convert
8126 result to the appropriate type.
8128 2005-02-09 Roger Sayle <roger@eyesopen.com>
8131 * config/avr/avr.c (default_rtx_costs): Delete.
8132 (avr_operand_rtx_cost): New function.
8133 (avr_rtx_costs): Completely rewrite.
8135 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8138 * config/cris/cris.c (in_code): New variable.
8139 (cris_output_addr_const): Now a static function, a wrapper for
8141 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8142 case from old cris_output_addr_const.
8143 (cris_asm_output_label_ref): Similar for LABEL_REF.
8144 (cris_output_addr_const_extra): Similar for UNSPEC.
8145 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8146 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8147 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8149 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8150 (cris_asm_output_label_ref): Declare.
8152 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8154 PR preprocessor/19801
8155 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8156 filenames that changed when libcpp was moved to the toplevel.
8158 2005-02-07 Roger Sayle <roger@eyesopen.com>
8160 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8161 zero extensions of BImode operands. Call lowpart_subreg instead
8162 of gen_lowpart_common and gen_lowpart_SUBREG.
8164 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8167 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8168 * configure.ac: Set cc_for_cross_gnattools.
8169 * configure: Regenerate.
8171 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8174 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8176 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8179 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8180 of nested functions.
8182 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8184 * doc/extend.texi: Document deprecated extensions allowing
8185 static floating-point members to have initializers and allowing
8186 floating-point literals in integral constant expressions.
8188 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8190 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8191 config/darwin7.h, config/mips/mips.c,
8192 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8195 * cse.c: Update comments.
8197 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8200 * builtins.c (fold_builtin_sqrt): Transform
8201 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8204 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8205 Dorit Naishlos <dorit@il.ibm.com>
8207 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8208 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8209 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8211 * tree.h (vect_set_verbosity_level): New extern function declaration
8213 * tree-vectorizer.h (verbosity_levels): New enum type.
8214 * tree-vectorizer.c (vect_debug_stats): Function removed.
8215 (vect_debug_details): Likewise.
8216 (vect_verbosity_level): Global variable was defined and initialized.
8217 (vect_dump): Global variable definition.
8218 (vect_print_dump_info): New function.
8219 (vect_set_dump_settings): New function.
8220 (vect_set_verbosity_level): New function.
8221 (vectorize_loops): Add call to vect_set_dump_settings.
8223 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8224 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8225 (slpeel_tree_peel_loop_to_edge): Likewise.
8227 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8228 appropriate verbosity level instead of call to vect_debug_details
8229 or vect_debug_stats.
8230 (vect_get_base_and_offset):
8231 (vect_create_addr_base_for_vector_ref):
8232 (get_vectype_for_scalar_type):
8233 (vect_create_data_ref_ptr):
8235 (vect_get_vec_def_for_operand):
8236 (vect_finish_stmt_generation):
8237 (vectorizable_assignment):
8238 (vectorizable_operation):
8239 (vectorizable_store):
8240 (vectorizable_load):
8241 (vect_transform_stmt):
8242 (vect_update_ivs_after_vectorizer):
8243 (vect_do_peeling_for_loop_bound):
8244 (vect_update_inits_of_drs):
8245 (vect_do_peeling_for_alignment):
8246 (vect_transform_loop):
8247 (vect_is_simple_use):
8248 (vect_analyze_operations):
8249 (vect_is_simple_iv_evolution):
8250 (vect_analyze_scalar_cycles):
8251 (vect_analyze_data_ref_dependence):
8252 (vect_analyze_data_ref_dependences):
8253 (vect_compute_data_ref_alignment):
8254 (vect_enhance_data_refs_alignment):
8255 (vect_analyze_data_refs_alignment):
8256 (vect_analyze_data_ref_access):
8257 (vect_analyze_data_ref_accesses):
8258 (vect_analyze_pointer_ref_access):
8259 (vect_get_memtag_and_dr):
8260 (vect_analyze_data_refs):
8261 (vect_mark_relevant):
8262 (vect_stmt_relevant_p):
8263 (vect_mark_stmts_to_be_vectorized):
8264 (vect_can_advance_ivs_p):
8265 (vect_get_loop_niters):
8266 (vect_analyze_loop_form):
8267 (vect_analyze_loop):
8268 (vectorize_loops): Likewise.
8270 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8271 (vect_update_inits_of_drs):
8272 (vect_do_peeling_for_alignment):
8273 (vect_transform_loop):
8274 (vect_analyze_operations):
8275 (vect_analyze_scalar_cycles):
8276 (vect_analyze_data_ref_dependences):
8277 (vect_analyze_data_refs_alignment):
8278 (vect_analyze_data_ref_accesses):
8279 (vect_analyze_data_refs):
8280 (vect_mark_stmts_to_be_vectorized):
8281 (vect_get_loop_niters):
8282 (vect_analyze_loop_form):
8283 (vect_analyze_loop): Likewise.
8284 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8286 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8290 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8291 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8292 either -ffast-math or -funsafe-math-optimizations is in use.
8294 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8295 * config/mips/irix-csr.c: New file.
8296 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8297 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8298 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8301 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8303 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8304 redundant, incorrect definitions.
8306 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8308 ("*tls_indirect_call"): New, reference hard regs directly.
8309 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8311 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8313 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8314 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8316 2005-02-06 Roger Sayle <roger@eyesopen.com>
8318 PR rtl-optimization/19800
8319 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8320 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8323 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8325 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8327 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8330 * doc/invoke.texi: Correct documentation of -freorder-functions.
8332 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8335 * doc/invoke.texi: Don't mention gccbug.
8337 2005-02-06 Roger Sayle <roger@eyesopen.com>
8338 Andrew Pinski <pinskia@physics.uc.edu>
8339 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8341 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8342 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8343 into just (zero_extract:SI FOO (const_int 1) BAR).
8345 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8347 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8348 macro locally. Don't give last revision date. Use GCC version
8349 number from gcc-common.texi.
8350 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8351 revision date. Use GCC version number from gcc-common.texi.
8352 Describe being a library as current state rather than as 3.x
8354 * doc/gcc.texi: Remove last update date.
8355 * doc/gccint.texi: Likewise. Update copyright dates.
8356 * doc/install.texi: Update copyright dates.
8358 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8361 * doc/invoke.texi: Mention for each option included in -Wall that
8362 it is included in -Wall.
8363 * doc/gcc.texi: Update copyright and last modification date.
8365 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8367 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8368 unnecessary cast to original induction variable increments.
8370 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8372 PR tree-optimization/18219
8373 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8374 in distributed form.
8376 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8378 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8379 Set bitpos and offset later in the function. Do nothing if the
8380 target is a register and if the bitfield lies completely outside
8382 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8383 here. Return an uninitialised register if the source value is stored
8384 in a register and the bitfield lies completely outside that register.
8386 2005-02-06 Steven Bosscher <stevenb@suse.de>
8388 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8391 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8393 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8395 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8397 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8398 * config/darwin8.h: New.
8399 * config/darwin7.h: Update comment.
8401 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8402 Dorit Naishlos <dorit@il.ibm.com>
8404 * tree-vectorizer.h (LOC): New type.
8405 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8406 (loop_line_number): New field in struct _loop_vec_info.
8407 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8409 * tree-vectorizer.c (input.h): Included.
8410 (find_loop_location): New function.
8411 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8412 loop line number removed.
8413 (vect_debug_details): Likewise.
8414 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8416 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8417 call to vect_debug_details/stats changed from loop to loop_loc.
8418 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8419 (slpeel_tree_peel_loop_to_edge): Likewise.
8421 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8422 changed from NULL to UNKNOWN_LOC.
8423 (vect_get_base_and_offset):
8424 (vect_create_addr_base_for_vector_ref):
8425 (get_vectype_for_scalar_type):
8426 (vect_create_data_ref_ptr):
8428 (vect_get_vec_def_for_operand):
8429 (vect_finish_stmt_generation):
8430 (vectorizable_assignment):
8431 (vectorizable_operation):
8432 (vectorizable_store):
8433 (vectorizable_load):
8434 (vect_transform_stmt):
8435 (vect_update_ivs_after_vectorizer):
8436 (vect_do_peeling_for_loop_bound):
8437 (vect_do_peeling_for_alignment):
8438 (vect_transform_loop):
8439 (vect_is_simple_use):
8440 (vect_analyze_operations):
8441 (vect_is_simple_iv_evolution):
8442 (vect_analyze_scalar_cycles):
8443 (vect_analyze_data_ref_dependences):
8444 (vect_compute_data_ref_alignment):
8445 (vect_enhance_data_refs_alignment):
8446 (vect_analyze_data_ref_access):
8447 (vect_analyze_data_ref_accesses):
8448 (vect_analyze_pointer_ref_access):
8449 (vect_get_memtag_and_dr):
8450 (vect_analyze_data_refs):
8451 (vect_mark_relevant):
8452 (vect_stmt_relevant_p):
8453 (vect_mark_stmts_to_be_vectorized):
8454 (vect_can_advance_ivs_p):
8455 (vect_get_loop_niters):
8456 (vect_analyze_loop):
8457 (vectorize_loops): Likewise.
8459 (vectorizable_load): Argument in call to vect_debug_details/stats
8460 changed from loop to LOOP_LOC (loop_vinfo).
8461 (vect_transform_loop):
8462 (vect_analyze_operations):
8463 (vect_analyze_scalar_cycles):
8464 (vect_analyze_data_ref_dependence):
8465 (vect_enhance_data_refs_alignment):
8466 (vect_analyze_data_ref_accesses):
8467 (vect_analyze_pointer_ref_access):
8468 (vect_analyze_data_refs):
8469 (vect_analyze_loop): Likewise.
8471 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8472 changed from loop to loop_loc.
8474 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8476 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8477 Dorit Naishlos <dorit@il.ibm.com>
8479 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8481 (vect_analyze_data_ref_dependences): Likewise.
8483 (vect_is_simple_use): Argument changed from loop structure to
8484 loop_vect_info structure.
8485 (vect_can_advance_ivs_p): Likewise.
8486 (vect_create_index_for_vector_ref): Likewise.
8487 (vect_update_ivs_after_vectorizer): Likewise.
8488 (new_stmt_vec_info): Likewise.
8490 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8491 changed from loop to loop_vinfo.
8492 (vect_create_data_ref_ptr): First argument in call to
8493 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8494 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8495 was changed from loop to loop_vinfo.
8496 (vectorizable_operation): Likewise.
8497 (vectorizable_store): Likewise.
8498 (vect_mark_stmts_to_be_vectorized): Likewise.
8499 (vect_do_peeling_for_loop_bound): First argument in call to
8500 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8501 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8502 was changed from loop to loop_vinfo.
8503 (vect_analyze_data_ref_dependences): Third argument in call to
8504 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8506 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8507 (vect_create_data_ref_ptr): Likewise.
8508 (vect_init_vector): Likewise.
8509 (vect_get_vec_def_for_operand): Likewise.
8510 (vectorizable_assignment): Likewise.
8511 (vectorizable_operation): Likewise.
8512 (vectorizable_store): Likewise.
8513 (vectorizable_load): Likewise.
8514 (vect_update_ivs_after_vectorizer): Likewise.
8515 (vect_is_simple_use): Likewise.
8516 (vect_analyze_data_ref_dependence): Likewise.
8517 (vect_analyze_pointer_ref_access): Likewise.
8518 (vect_can_advance_ivs_p): Likewise.
8520 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8521 before _stmt_vec_info.
8522 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8523 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8524 (new_stmt_vec_info): Argument changed from loop structure to
8525 loop_vect_info structure
8527 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8528 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8529 (vect_create_addr_base_for_vector_ref): Likewise.
8530 (vect_analyze_pointer_ref_access): Likewise.
8532 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8535 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8536 phi flag if the phi is abnormal.
8538 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8541 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8542 information for the new statement.
8544 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8547 * gcc.c (main): Include the target in -v output.
8549 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8551 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8552 Do not drop the extend if we'd have to add a paradoxical subreg
8553 later. Include optabs.h and insn-codes.h.
8554 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8556 2005-02-02 Roger Sayle <roger@eyesopen.com>
8559 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8560 * fold-const.c (const_binop): Avoid constant folding floating
8561 point operations in modes that use composite representations.
8562 * simplify-rtx.c (simplify_binary_operation): Likewise.
8564 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8566 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8568 (altivec_dstt): Likewise.
8569 (altivec_dstst): Likewise.
8570 (altivec_dststt): Likewise.
8571 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8574 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8576 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8577 EXPR_LOCUS from orig_cond to the new cond_stmt.
8578 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8581 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8583 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8584 standard_iv_increment_position. Remove call to bsi_next
8585 (no need to bump the iterator anymore).
8586 (vect_create_index_for_vector_ref): Call
8587 standard_iv_increment_position. Remove second function argument.
8588 (vect_finish_stmt_generation): Remove call to bsi_next
8589 (no need to bump the iterator anymore).
8590 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8591 to vect_create_index_for_vector_ref.
8593 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8595 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8596 phis are used out of the loop.
8598 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8601 * c-decl.c (undef_nested_function): New variable.
8602 (pop_scope): Diagnose undefined nested functions.
8603 (finish_function): Don't attempt cgraph processing or genericizing
8604 if current top-level function contained an undefined nested
8605 function. Reset undef_nested_function at the end of a top-level
8608 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8610 * tree.c (build_int_cst_type): Take sign of the value into account
8611 when deciding whether sign extend the value.
8613 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8616 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8617 (cpp_options, cc1_options): Change %{std*&ansi} to
8618 %{std*&ansi&trigraphs}.
8620 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8622 * cse.c: Update comments.
8624 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8626 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8627 arguments go on the stack. Do not put complex doubles in odd/even
8630 2005-02-02 Steven Bosscher <stevenb@suse.de>
8632 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8633 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8634 -ftree-pre, and -fthread-jumps.
8636 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8638 PR tree-optimization/19578
8639 * tree-flow.h (modified_noreturn_calls): Declare.
8640 (noreturn_call_p): Declare.
8641 * tree-flow-inline.h (noreturn_call_p): New function.
8642 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8643 * tree-cfg.c (modified_noreturn_calls): New variable.
8644 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8645 that contain a mid-block noreturn call.
8646 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8648 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8650 * df.c (df_def_record_1, df_uses_record): Don't use
8652 * df.h (DF_FOR_REGALLOC): Remove.
8654 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8657 * c-typeck.c (really_start_incremental_init): Reset
8658 constructor_max_index for arrays of incomplete type.
8660 2005-02-02 Jeff Law <law@redhat.com>
8662 * gcse.c (struct reg_set): Store the block index where the register
8663 was set rather than the setting insn.
8664 (record_one_set, compute_transp): Corresponding changes.
8665 (pre_insert_copy_insn): Do not call replace_one_set.
8666 (replace_one_set): Remove.
8668 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8671 * doc/gcov.texi: Fix typo.
8673 2005-02-01 Richard Henderson <rth@redhat.com
8676 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8677 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8679 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8680 * config/i386/i386-protos.h: Update.
8682 2005-02-01 Steven Bosscher <stevenb@suse.de>
8684 PR tree-optimization/19217
8685 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8686 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8687 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8688 that it is walking a PHI node.
8690 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8692 * doc/extend.texi (Nested Functions): Update.
8694 2005-02-01 Richard Henderson <rth@redhat.com>
8697 * optabs.c (expand_copysign_absneg): Export.
8698 * optabs.h (expand_copysign_absneg): Declare.
8699 * config/rs6000/rs6000.md (copysigntf3): New.
8701 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8703 PR tree-optimization/19633
8704 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8705 * tree-ssa-alias.c (init_alias_info): Initialize.
8706 (merge_pointed_to_info): Set.
8707 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8708 (dump_points_to_info_for): Show value of pt_null.
8709 (struct count_ptr_d): Declare.
8710 (find_ptr_dereference): Remove.
8711 (ptr_is_dereferenced_by): Remove.
8712 (count_ptr_derefs): New local function.
8713 (count_uses_and_derefs): New local function.
8714 (compute_points_to_and_addr_escape): Call it. If the number
8715 of dereferences is greater than zero, mark the pointer as
8716 dereferenced. If there are fewer dereferences than uses of
8717 the pointer, the pointer's value escapes.
8719 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8721 PR tree-optimization/19670
8722 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8724 (verify_use): ... set it here, instead.
8726 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8728 * doc/sourcebuild.texi (Test directives): Fix formatting.
8730 * doc/sourcebuild.texi (Test directives): Describe selector
8733 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8735 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8736 specific 64-bit CPUs.
8738 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8741 * arm.c (arm_eliminable_register): New function.
8742 (adjacent_mem_locations): Don't allow eliminable registers. Use
8743 HOST_WIDE_INT for address offsets.
8744 * arm-protos.h (arm_eliminable_register): Add prototype.
8746 2005-02-01 Steven Bosscher <stevenb@suse.de>
8748 PR optimization/15242
8749 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8750 * basic-block.h (duplicate_computed_gotos): Add prototype.
8751 * bb-reorder.c (duplicate_computed_gotos): New function to
8752 duplicate sufficiently small blocks ending in a computed jump.
8753 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8754 if not optimizing for size.
8755 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8756 never do tail merging for blocks ending in a computed jump.
8757 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8759 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8761 Patch from Richard Sandiford <rsandifo@redhat.com>
8762 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8763 from inheriting a subreg equivalence with a non-spill register.
8765 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8767 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8769 * config/frv/frv.c (movcc_fp_destination_operand): New.
8770 (gpr_or_memory_operand): Fix typo in comment.
8771 (gpr_or_memory_operand_with_scratch): New.
8772 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8773 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8774 movcc_fp_destination_operand.
8775 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8776 Legitimize memory addresses using a scratch register.
8778 2005-01-31 Jeff Law <law@redhat.com>
8780 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8781 bitmap a sparse bitmap instead of a simple bitmap.
8782 (mark_def_sites_initialize_block): Corresponding changes.
8783 (ssa_mark_def_sites_initialize_block): Likewise.
8784 (ssa_mark_phi_uses): Likewise.
8785 (mark_def_site, ssa_mark_def_sites): Likewise.
8786 (mark_def_site_blocks): Likewise.
8787 (rewrite_ssa_into_ssa): Likewise.
8789 * tree-ssa-dom.c (record_cond): Pass correct variable type
8790 for last argument to htab_find_slot_with_hash.
8792 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8793 effects when optimizing 0 % X. Do not try to optimize X % 0.
8795 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8797 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8800 2005-02-01 Eric Christopher <echristo@redhat.com>
8802 * config/mips/mips.c (override_options): Warn if -mint64
8804 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8807 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8809 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8811 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8812 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8813 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8814 (cached_regno): Initialize to INVALID_REGNUM.
8815 (cse_reg_info_table_size,
8816 cse_reg_info_table_first_uninitialized,
8817 cse_reg_info_timestamp): New.
8818 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8820 (init_cse_reg_info, get_cse_reg_info_1): New.
8821 (get_cse_reg_info): Cache the last look-up.
8822 (new_basic_block): Update the code to clear mappings from
8823 registers to cse_reg_info entries.
8824 (cse_main): Call init_cse_reg_info.
8826 * cse.c (get_cse_reg_info): Update a comment.
8828 2005-01-31 Steven Bosscher <stevenb@suse.de>
8831 * c-decl.c (start_decl): Do not warn about arrays of elements with
8832 an incomplete type here.
8833 (grokdeclarator): Do it here by making a pedwarn an error.
8834 * c-typeck.c (push_init_level): If there were previous errors with
8835 the constructor type, do not warn about braces for initializers.
8836 (process_init_element): Likewise for excess initializer elements.
8838 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8840 * cse.c (delete_trivially_dead_insn): Don't iterate.
8842 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8844 * config/rs6000/rs6000.md (copysignsf3): New expand.
8845 (copysigndf3): Likewise.
8847 2005-01-31 Steven Bosscher <stevenb@suse.de>
8849 * recog.c (constrain_operands): Only look for earlyclobber operand
8850 conflicts if an '&' constraint was seen.
8852 2005-01-31 Marc Espie <espie@openbsd.org>
8854 * config.gcc: Don't include embedded systems fragment, switches default
8855 debugging format to ELF.
8856 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8857 longer pick it up there.
8859 2005-01-31 Dale Johannesen <dalej@apple.com>
8861 * doc/extend.texi (nested functions): Fix linkage description.
8862 Clarify that static is not allowed.
8864 2005-01-31 Dale Johannesen <dalej@apple.com>
8866 * config/rs6000/darwin.md (movsf_low_di): Make work.
8867 (movdf_low_di): Make work.
8869 2005-01-31 Dale Johannesen <dalej@apple.com>
8871 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8872 Make work for 64 bit.
8874 2005-01-31 Roger Sayle <roger@eyesopen.com>
8875 Dale Johannesen <dalej@apple.com>
8878 * fold-const.c (fold_binary_op_with_conditional_arg):
8879 Make types match original operands, before STRIP_NOPS.
8881 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8883 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8884 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8885 (struct gcc_sigcontext): Delete. Merge contents to..
8886 (struct gcc_ucontext): ..here.
8887 (get_sigcontext): Delete.
8888 (get_regs): New function, like get_sigcontext but return regs ptr.
8889 64-bit version finds regs from r1 to support vdso.
8890 (ppc_linux_aux_vector): New function.
8891 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8894 2005-01-31 Ira Rosen <irar@il.ibm.com>
8896 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8898 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8899 redundant fold. Fix misalignment for MINUS_EXPR.
8900 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8901 (vect_analyze_pointer_ref_access): Likewise.
8902 (vect_get_memtag_and_dr): Likewise.
8904 2005-01-31 Richard Henderson <rth@redhat.com>
8906 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8907 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8908 absnegdf2_i387, absnegxf2_i387): Likewise.
8910 2005-01-31 Richard Henderson <rth@redhat.com>
8913 * optabs.c (expand_copysign_absneg): New.
8914 (expand_copysign_bit): Split out from ...
8915 (expand_copysign): ... here. Use expand_copysign_absneg.
8917 2005-01-30 Roger Sayle <roger@eyesopen.com>
8920 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8921 constant as the second operand and a register as the third.
8923 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8926 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8927 that dllimport'd functions do not use all call-clobbered registers
8930 2005-01-30 Richard Henderson <rth@redhat.com>
8933 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8934 expand_abs_nojump and generalize. Use operand_subword and
8935 emit_no_conflict_block. Support large modes.
8936 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8938 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8939 negation to subtraction.
8940 (expand_copysign): Check that the format has signed zeros.
8941 Use operand_subword and emit_no_conflict_block. Support large modes.
8943 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8945 Fix PR tree-optimization/19624
8947 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8948 * tree-ssa-pre.c: Add cfgloop.h.
8950 (pre_stats): New member, constified.
8951 (inserted_exprs): New static variable.
8952 (NECESSARY): New macro.
8953 (create_expression_by_pieces): Fold the expression, and
8954 mark it as defaulting to not necessary. Also put in
8956 (fully_constant_expression): New function.
8957 (insert_into_preds_of_block): Modify to not insert phis when we
8958 are playing with induction variables.
8959 Push phis onto the inserted_exprs vector, and mark them as not
8960 necessary by default.
8961 (insert_aux): Call fully_constant_expression on eprime.
8962 If all edges produce the same value, mark it constant.
8963 (mark_operand_necessary): New function.
8964 (remove_dead_inserted_code): New function.
8965 (init_pre): Init loop optimizer to get loop info.
8966 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8967 (execute_pre): Commit edge inserts, then remove dead code.
8969 2005-01-30 Richard Henderson <rth@redhat.com>
8971 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8972 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8974 2005-01-30 Richard Henderson <rth@redhat.com>
8977 * config/i386/i386.c (ix86_expand_copysign): New.
8978 (ix86_split_copysign_const): New.
8979 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8980 rearrange op1/nmask operands.
8981 * config/i386/i386-protos.h: Update.
8982 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8983 (copysigndf3): Likewise.
8984 (copysignsf3_const, copysigndf3_const): New.
8985 (copysignsf3_var): Rename from copysignsf3, split out splitter
8986 and fix split predicate for X constraint.
8987 (copysigndf3_var): Similarly.
8989 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8991 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8992 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8993 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8995 2005-01-29 Richard Henderson <rth@redhat.com>
8998 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8999 of # and * in constraints.
9001 2005-01-29 Richard Henderson <rth@redhat.com>
9004 * expr.c (store_field): Don't strip sub-mode cast when the input
9005 data is even smaller.
9007 2005-01-29 Richard Henderson <rth@redhat.com>
9010 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9013 2005-01-29 Richard Henderson <rth@redhat.com>
9015 * combine.c (make_field_assignment): Fix argument order
9018 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9020 PR tree-optimization/15791
9021 * fold-const.c (extract_array_ref): New function.
9022 (fold): Fold comparisons between &a[i] and &a[j] or
9023 semantically equivalent trees.
9025 2005-01-29 Jeff Law <law@redhat.com>
9027 * gcse.c (insert_expr_in_table): Revamp handling of available
9028 and anticipatable occurrence lists to avoid unnecessary list
9030 (insert_set_in_table): Similarly.
9032 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9034 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9036 (c_build_qualified_type): Build qualified array types with
9037 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9038 * c-decl.c (c_make_fname_decl): Build unqualified array type
9039 before qualified type.
9040 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9041 type is qualified, not just if type itself is. Don't apply
9042 qualifiers to array type when declarator is processed. Apply
9043 qualifiers to field type whether or not it is an array type.
9044 Don't handle array types specially for applying qualifiers to
9046 * c-typeck.c (composite_type): Build unqualified element type and
9047 array type when forming composite of array types.
9048 (common_pointer_type, comptypes, comp_target_types,
9049 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9050 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9052 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9053 (args2) in variables a1 and a2.
9055 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9057 * cse.c (n_elements_made, max_elements_made): Remove.
9058 (insert): Don't touch n_elements_made.
9059 (cse_main): Don't touch n_elements_made or max_elements_made.
9061 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9064 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9065 configuration part of dp-bit.c to be lost.
9067 2005-01-28 Roger Sayle <roger@eyesopen.com>
9069 * expmed.c (expand_mult_highpart_optab): When attempting to use
9070 a non-widening multiplication in a wider mode, the operands need
9071 to be converted (zero or sign extended) to that mode.
9073 2005-01-28 Ian Lance Taylor <ian@airs.com>
9077 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9078 through if both operands fall through.
9080 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9082 * cse.c (fold_rtx) <PC>: Don't optimize.
9084 2005-01-28 Jeff Law <law@redhat.com>
9086 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9087 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9089 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9091 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9092 cse_reg_info_used_list_end): Remove.
9093 (cse_reg_info_list, cse_reg_info_list_free): New.
9094 (get_cse_reg_info): When allocating an instance of
9095 cse_reg_info, add it to the beginning of the cse_reg_info_list
9096 list. Remove code to maintain cse_reg_info_used_list.
9097 (new_basic_block): Reset the free list to the beginning of
9100 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9102 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9103 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9104 (frv_expand_mdpackh_builtin): New function.
9105 (frv_expand_builtin): Use it to expand __MDPACKH.
9106 * doc/extend.texi (__MDPACKH): Update documentation.
9108 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9110 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9111 SSE_FLOAT_MODE_P for use_sse computation.
9113 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9116 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9118 2005-01-27 Richard Henderson <rth@redhat.com>
9120 * builtins.c (expand_builtin_copysign): New.
9121 (expand_builtin): Call it.
9122 * genopinit.c (optabs): Add copysign_optab.
9123 * optabs.c (init_optabs): Initialize it.
9124 (expand_copysign): New.
9125 * optabs.h (OTI_copysign, copysign_optab): New.
9126 (expand_copysign): Declare.
9128 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9129 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9131 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9132 (ix86_expand_fp_absneg_operator): ... here.
9133 (ix86_split_copysign): New.
9134 * config/i386/i386-protos.h: Update.
9135 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9136 (copysignsf3, copysigndf3): New.
9138 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9139 (copysignsf3, ncopysignsf3): New.
9140 (copysigndf3, ncopysigndf3): New.
9141 (copysignxf3, ncopysignxf3): New.
9142 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9144 2005-01-27 Arend Bayer <arend.bayer@web.de>
9145 Kazu Hirata <kazu@cs.umass.edu>
9147 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9148 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9149 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9152 2005-01-27 Jeff Law <law@redhat.com>
9154 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9155 definitions of SSA_NAMEs which are not being rewritten.
9156 (rewrite_ssa_into_ssa): Only initialize the current definition
9157 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9158 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9159 SSA_NAMEs before returning.
9161 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9163 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9164 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9165 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9166 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9167 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9169 2005-01-27 Steven Bosscher <stevenb@suse.de>
9172 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9173 higher to -O2 and higher. Likewise for tree PRE.
9174 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9177 2005-01-27 Ian Lance Taylor <ian@airs.com>
9180 * gimple-low.c (try_catch_may_fallthru): New static function.
9181 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9182 * tree-inline.c (expand_call_inline): Don't warn about reaching
9183 the end of a non-void function being inlined if the function uses
9186 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9188 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9191 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9192 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9193 (implicitly_declare): Handle error_mark_node.
9195 2005-01-27 Richard Henderson <rth@redhat.com>
9198 * tree.h (struct tree_decl): Add debug_expr_is_from.
9199 (DECL_DEBUG_EXPR_IS_FROM): New.
9200 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9201 * dwarf2out.c (dwarf2out_var_location): Update to match.
9202 * tree-outof-ssa.c (create_temp): Likewise.
9203 * var-tracking.c (track_expr_p): Likewise.
9204 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9205 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9206 * toplev.c (default_tree_printer): Likewise.
9208 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9210 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9211 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9213 2005-01-27 Steven Bosscher <stevenb@suse.de>
9215 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9216 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9217 ASM_CLOBBERS): Add tree checks.
9219 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9220 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9221 * c-common.def (SWITCH_STMT): Update to match.
9222 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9223 macros instead of SWITCH_EXPR ones.
9224 * c-dump.c (c_dump_tree): Likewise.
9225 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9226 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9228 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9230 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9232 * unwind-dw2.c (execute_stack_op): Add missing cases for
9233 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9235 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9237 * config.gcc (Obsolete configurations): Remove 'dummy', add
9238 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9241 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9243 PR tree-optimization/19633
9244 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9246 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9247 are no call-clobbered variables.
9248 * tree-outof-ssa.c (check_replaceable): Return false for calls
9251 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9253 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9254 even for variables with NULL DECL_INITIAL.
9256 2005-01-26 Stuart Hastings <stuart@apple.com>
9258 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9260 2005-01-26 Richard Henderson <rth@redhat.com>
9263 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9265 * expr.c (store_field): Strip conversions to odd-bit-sized types
9266 if the destination field width matches.
9268 2005-01-26 Richard Henderson <rth@redhat.com>
9270 * c-decl.c, expmed.c, expr.c: Revert last change.
9272 2005-01-26 Richard Henderson <rth@redhat.com>
9275 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9277 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9278 if we don't need the bits above those present in the current mode.
9279 * expr.c (store_field): Strip conversions to odd-bit-sized types
9280 if the destination field width matches.
9282 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9284 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9285 either -ffast-math or -funsafe-math-optimizations is in use.
9287 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9291 * config/avr/avr.c (notice_update_cc): Only set condition code for
9292 ashrqi3 if shift count > 0.
9293 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9294 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9295 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9296 count <= 0 as a no-op, and shift count >= width by copying zero
9297 or sign bit to all bits of the result.
9298 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9299 count, with attribute "length" set to 0 and "cc" set to "none".
9301 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9303 * doc/invoke.texi: Document -mTLS.
9305 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9306 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9307 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9308 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9309 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9310 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9311 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9312 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9314 * configure.ac: Check for a TLS capable gas.
9316 * configure: Regenerate.
9318 2005-01-26 Richard Henderson <rth@redhat.com>
9321 * combine.c (make_field_assignment): Simplify store to zero_extract
9322 from a source with an overlapping mask.
9324 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9326 2004-11-11 Eric Christopher <echristo@redhat.com>
9328 * config/frv/frv.md: Add fr400_integer automaton. Don't
9329 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9332 2005-01-26 Steven Bosscher <stevenb@suse.de>
9335 * cfgbuild.c (make_edges): Do not clear or set
9336 current_function_has_computed_jump.
9337 * function.h (struct function): Remove the has_computed_jump field.
9338 (current_function_has_computed_jump): Do not define.
9339 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9340 in a computed jump. Ignore current_function_has_computed_jump.
9342 2005-01-26 Richard Henderson <rth@redhat.com>
9345 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9346 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9348 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9349 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9350 objects into static storage if they have more than one non-zero value.
9351 * tree.h (categorize_ctor_elements): Update decl.
9353 2005-01-26 Steven Bosscher <stevenb@suse.de>
9356 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9357 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9358 to this function from 2004-07-10.
9359 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9360 the current function for tail call optimizations if the address
9361 of one of it its arguments is taken.
9363 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9365 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9367 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9369 * function.c (expand_function_end): If current_function_calls_alloca,
9370 emit stack restore in a place that is reached when the function falls
9373 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9375 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9376 rule to avoid matching inappropriate suffix rule.
9378 2005-01-26 Jan Hubicka <jh@suse.cz>
9380 PR tree-optimization/19241
9381 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9383 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9385 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9386 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9388 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9389 <sim*>: Always use crt1.o, regardless of N in simN.
9390 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9391 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9392 (CRT_CALL_STATIC_FUNCTION): Remove.
9393 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9394 use crt1.o, regardless of N in simN.
9395 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9396 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9397 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9398 case isystem setting.
9399 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9401 2005-01-25 Ian Lance Taylor <ian@airs.com>
9403 * gimple-low.c (block_may_fallthru): Correct handling of
9404 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9406 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9408 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9409 handlers to match indentation; nested under the mtune=* handler.
9410 Similar for mcpu= and march=.
9412 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9414 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9415 * config/mips/linux64.h (LIB_SPEC): Likewise.
9416 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9417 * config/sh/linux.h (LIB_SPEC): Likewise.
9419 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9421 * config/frv/frv.c (frv_legitimize_tls_address): New.
9422 (TARGET_HAVE_TLS): Define.
9423 (FRV_SYMBOL_REF_TLS_P): Define.
9424 (frv_override_options): Handle new register classes.
9425 (frv_legitimate_address_p): Reject tls addresses.
9426 (frv_legitimize_address): Handle TLS addresses.
9427 (gen_inlined_tls_plt): New.
9429 (frv_legitimize_tls_address): New.
9430 (unspec_got_name): Add TLS entries.
9431 (got12_operand): Add R_FRV_TLSMOFF12 case.
9432 (frv_emit_move): Fixup TLS addresses.
9433 (frv_emit_movsi): Legitimize TLS addresses.
9435 * config/frv/frv.h (MASK_BIG_TLS): New.
9436 (TARGET_BIG_TLS): New.
9437 (HAVE_AS_TLS): Define.
9438 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9439 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9440 (REG_CLASS_NAMES): Same.
9441 (REG_CLASS_CONTENTS): Same.
9442 (CONSTRAINT_LEN): New.
9443 (REG_CLASS_FROM_CONSTRAINT): New.
9444 (PREDICATE_CODES): Add symbolic_operand.
9446 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9447 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9448 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9449 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9450 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9451 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9452 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9453 GR9_REG, GR14_REG, LRREG.
9454 (type): Add load_or_call attribute.
9455 ("load_or_call"): New reservation.
9456 ("call_gettlsoff"): New.
9457 ("tls_indirect_call"): New.
9458 ("tls_load_gottlsoff12"): New.
9459 ("tlsoff_hilo"): New.
9460 ("tls_tlsdesc_ldd"): New.
9461 ("tls_tlsoff_ld"): New.
9464 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9466 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9468 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9469 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9470 * config/frv/frv.c (TLS_BIAS): Define.
9471 (frv_output_dwarf_dtprel): New.
9473 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9475 PR rtl-optimization/19579
9476 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9477 both A and B, see if they don't clobber registers the other expr uses.
9479 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9481 * real.c (do_add): Initialize signalling and canonical members.
9483 * real.c (real_from_integer): Zero out destination.
9485 2005-01-18 Jan Hubicka <jh@suse.cz>
9487 PR tree-optimize/19337
9488 * tree-inline.c (initialize_inlined_parameters): Copy
9489 saved_static_chain_decl only.
9491 2005-01-25 Richard Henderson <rth@redhat.com>
9495 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9496 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9497 80387 enabled, to return a proper subclass. Return the subset that
9498 overlaps with GENERAL_REGS for PLUS.
9499 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9501 2005-01-25 Richard Henderson <rth@redhat.com>
9504 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9506 2005-01-25 Roger Sayle <roger@eyesopen.com>
9508 * expmed.c (choose_multiplier): Change interface to return the
9509 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9510 (expand_divmod): Update calls to choose_multiplier.
9512 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9515 * expmed.c (extract_bit_field): Use adjust_address instead of
9516 gen_lowpart when op0 is a MEM.
9518 2005-01-24 Steven Bosscher <stevenb@suse.de>
9520 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9522 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9524 * config/mips/irix-csr.c: New file.
9525 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9526 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9527 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9530 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9533 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9534 sparc/elf.h, add sparc/sp-elf.h.
9535 (sparc-*-rtems*): Likewise.
9536 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9537 tm-dwarf2.h, add sparc/sp-elf.h.
9538 (sparc86x-*-elf): Likewise.
9539 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9540 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9541 TARGET_OS_CPP_BUILTINS.
9542 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9543 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9545 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9546 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9547 (SWITCH_TAKES_ARG): Likewise.
9548 (LOCAL_LABEL_PREFIX): Likewise.
9549 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9550 (TARGET_N_FORMAT_TYPES): Delete.
9551 (TARGET_FORMAT_TYPES): Likewise.
9552 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9553 * config/sparc/elf.h: Delete.
9554 * config/sparc/sp-elf.h: New file.
9556 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9558 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9559 * tree-flow.h: Remove the corresponding prototype.
9560 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9561 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9563 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9566 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9567 for AIX ABI or ELF -fPIC.
9568 (rs6000_emit_load_toc_table): Don't create toc_section here.
9569 (rs6000_xcoff_file_start): Nor here.
9571 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9573 * sh.c (ra.h): Don't #include.
9574 (hard_regs_intersect_p): New function, resurrected from ra.c.
9576 * sh.c: Fix 1996 Copyright.
9578 2005-01-24 Richard Henderson <rth@redhat.com>
9579 Aldy Hernandez <aldyh@redhat.com>
9581 * regrename.c (note_sets): Handle subregs.
9583 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9586 * genconditions.c (write_header, write_conditions): Elide file if
9589 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9591 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9592 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9595 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9597 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9598 expand_builtin_printf, expand_builtin_fprintf,
9599 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9600 checking against POINTER_TYPE.
9601 (validate_arglist): Handle POINTER_TYPE code by checking
9604 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9606 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9608 (for_each_rtx): Call for_each_rtx_1.
9609 * rtl.h (init_rtlanal): Declare.
9610 * toplev.c (backend_init): Call init_rtlanal.
9612 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9614 * flow.c (propagate_one_insn): Formatting.
9617 * flow.c (libcall_dead_p): Be more conservative if unsure.
9618 If there are any instructions between insn and call, see if they are
9619 all dead before saying the libcall is dead.
9621 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9623 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9624 operand constraint for operand 0.
9626 2005-01-23 Richard Henderson <rth@redhat.com>
9629 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9630 edges leading to join block.
9632 2005-01-23 Roger Sayle <roger@eyesopen.com>
9634 * expmed.c (expand_mult_highpart): Make static. Change type of
9635 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9636 (expand_divmod): Updates calls to expand_mult_highpart by using
9637 gen_int_mode to pass a CONST_INT rtx.
9638 * rtl.h (expand_mult_highpart): Remove prototype.
9640 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9642 * flow.c (regset_bytes, regset_size): Remove.
9644 * cfganal.c: Fix a reference to Harvey's paper.
9646 2005-01-23 Steven Bosscher <stevenb@suse.de>
9648 PR rtl-optimization/19464
9649 * tree-optimize.c (init_tree_optimization_passes): Add one more
9650 copyrename pass just before out-of-ssa.
9652 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9655 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9656 * ggc-none.c (ggc_free): Define.
9658 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9660 * cse.c (max_reg, max_insn_uid): Remove.
9661 (cse_main): Don't access max_reg or max_insn_uid.
9663 * c-common.c (explicit_flag_signed_bitfields,
9664 lang_statement_code_p, lang_expand_function_end): Remove.
9665 * c-common.h: Remove the corresponding declarations.
9666 * c-opts.c (c_common_handle_option): Remove all write access
9667 to explicit_flag_signed_bitfields.
9669 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9670 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9671 * cgraph.h: Remove the corresponding declaration.
9673 * gcse.c (null_pointer_info): Remove.
9675 2005-01-23 Roger Sayle <roger@eyesopen.com>
9676 Eric Botcazou <ebotcazou@libertysurf.fr>
9678 * combine.c (simplify_logical): Only simplify logical expressions
9679 of the form ior(and(x,y),z) by the inverse distributive law if the
9680 result is cheaper than the original.
9682 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9684 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9685 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9686 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9687 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9688 config/freebsd-spec.h, config/arm/arm.h,
9689 config/h8300/h8300.md, config/i386/i386.md,
9690 config/i386/predicates.md, config/i386/sse.md,
9691 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9692 config/vax/vax.md: Fix comment typos. Follow spelling
9695 2005-01-23 Steven Bosscher <stevenb@suse.de>
9697 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9698 tests, instead of `less than'.
9700 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9702 * function.c (assign_parm_setup_block): When creating a new stack slot
9703 for a parameter, get its alignment from the parameter's DECL_ALIGN
9704 rather than the type's TYPE_ALIGN. Make sure that the parameter
9705 is at least word aligned.
9707 2005-01-22 Roger Sayle <roger@eyesopen.com>
9710 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9712 2005-01-22 Richard Henderson <rth@redhat.com>
9715 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9716 in both compare operands.
9717 (movdfcc_1_sse_max): Likewise.
9718 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9719 (movdfcc_1_sse): Likewise.
9720 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9721 scratch register as needed.
9723 2005-01-22 Richard Henderson <rth@redhat.com>
9725 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9727 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9729 2005-01-22 Richard Henderson <rth@redhat.com>
9731 * genopinit.c (optabs): Use smin/smax for floating point too.
9732 * doc/md.texi: Update to match. Clarify that floating point
9733 results are undefined for +0/-0 and NaN.
9734 * doc/rtl.texi: Likewise.
9735 * rtl.def (SMIN, SMAX): Likewise
9736 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9738 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9739 leading 's' to the name.
9740 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9741 smaxxf3, sminxf3): Likewise.
9742 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9745 2005-01-22 Paul Brook <paul@codesourcery.com>
9747 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9749 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9751 * config/s390/s390.c (struct processor_costs): New fields
9752 dlgr, dlr, dr, dsgfr, dsgr.
9753 (z900_cost, z990_cost): Values for new fields.
9754 (s390_rtx_costs): New cases MEM und COMPARE in switch
9755 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9756 DIV, MOD, UDIV, UMOD.
9758 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9760 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9761 into the register being decremented.
9762 ("doloop_si31", "doloop_di"): Likewise.
9763 ("*doloop_si_long"): Adapt pattern.
9765 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9767 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9769 (CLASS_MAX_NREGS): Likewise.
9771 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9773 * doc/tree-ssa.texi (Statement Operands): Add example for new
9774 must-def macro. Note deprecation of old operands interface.
9776 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9778 PR tree-optimization/19484
9779 * tree-cfg.c (remove_fallthru_edge): New function.
9780 (cleanup_control_flow): Remove fallthru edges from calls that are
9781 now known not to return.
9783 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9785 Fix PR tree-optimization/19038
9786 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9787 copies with loop variant ones.
9789 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9791 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9792 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9793 config/alpha/alpha.md, config/alpha/predicates.md,
9794 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9795 config/sparc/sol2.h: Update copyright.
9797 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9798 first label to see if it is a nonlocal label.
9800 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9801 Andrew Pinski <pinskia@physics.uc.edu>
9804 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9805 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9807 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9809 * config/rs6000/rtems.h: Update copyright.
9811 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9814 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9815 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9816 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9818 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9821 * c-typeck.c (convert_arguments): Check for error_mark_node.
9823 2005-01-21 Ian Lance Taylor <ian@airs.com>
9825 PR tree-optimization/13000
9826 * tree-inline.c: Include "tree-flow.h".
9827 (expand_call_inline): If warn_return_type, warn if non-void inline
9828 function falls through.
9829 * tree-cfg.c (execute_warn_function_return): Don't warn about
9830 control reaching end if TREE_NO_WARNING is set. Set
9832 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9834 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9835 branch if we don't need one.
9836 * c-typeck.c: Include "tree-flow.h"
9837 (c_finish_bc_stmt): Don't add a goto if the current statement
9838 list doesn't fall through to the current point.
9840 2005-01-21 Roger Sayle <roger@eyesopen.com>
9842 PR rtl-optimization/576
9843 * real.c (real_arithmetic): Change return type from void to bool
9844 to return an indication that the result may be inexact.
9845 * real.h (real_arithmeric): Update prototype.
9846 * fold-const.c (const_binop): Don't constant fold floating
9847 point expressions when the user specifies -frounding-math and
9848 the result may depend upon the run-time rounding mode.
9849 (fold_convert_const_real_from_real): Clean-up.
9850 (fold_initializer): Ignore flag_rounding_math for initializers.
9851 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9852 constant fold FP operations with flag_rounding_math if the
9853 result may depend upon the run-time rounding mode.
9855 2005-01-21 Tom Tromey <tromey@redhat.com>
9857 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9859 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9861 * tree-cfg.c: Fix comment typos.
9863 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9865 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9866 around the call to rest_of_handle_branch_target_load_optimize.
9868 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9870 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9871 (sparc64-*-openbsd*): Likewise.
9872 (sparclite-*-elf*): Include tm-dwarf2.h.
9873 (sparc86x-*-elf*): Likewise.
9874 (sparc64-*-elf*): Likewise.
9875 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9876 (DBX_DEBUGGING_INFO): Likewise.
9877 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9878 (PREFERRED_DEBUGGING_TYPE): Likewise.
9879 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9880 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9881 (PREFERRED_DEBUGGING_TYPE): Likewise.
9882 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9883 (PREFERRED_DEBUGGING_TYPE): Likewise.
9884 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9886 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9889 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9891 2005-01-20 Paul Brook <paul@codesourcery.com>
9893 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9895 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9897 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9898 label is first in a sequence of labels.
9900 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9902 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9903 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9905 * doc/sourcebuild.texi (Test Directives): New.
9907 2005-01-20 Roger Sayle <roger@eyesopen.com>
9909 * real.c (real_floor): Don't leave the result uninitialized when
9910 mode is VOIDMode, but return the unrounded intermediate value.
9911 (real_ceil): Likewise.
9913 2005-01-20 Paul Brook <paul@codesourcery.com>
9915 * config/arm/arm.md (insv): Use gen_int_mode.
9917 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9919 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9920 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9921 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9922 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9923 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9925 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9928 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9929 fbreg, so we have to assume we can't.
9930 (loc_descriptor_from_tree_1): Ditto.
9931 (containing_function_has_frame_base): New function.
9932 (add_location_or_const_value_attribute): Use it.
9933 Also try to generate a frame_base from a single element location
9936 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9938 PR tree-optimization/15349
9939 * timevar.def (TV_TREE_MERGE_PHI): New.
9940 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9942 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9943 calls to tree_forwarder_block_p.
9944 (remove_forwarder_block_with_phi, merge_phi_nodes,
9945 gate_merge_phi, pass_merge_phi): New.
9946 * tree-optimize.c (init_tree_optimization_passes): Add
9948 * tree-pass.h: Add an extern for pass_merge_phi;
9950 2005-01-20 Richard Henderson <rth@redhat.com>
9953 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9954 (_mm_castps_pd, _mm_castps_si128): New.
9955 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9957 2005-01-20 Richard Henderson <rth@redhat.com>
9960 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9961 __builtin_ia32_vec_init_v2si.
9962 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9963 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9964 (ix86_init_mmx_sse_builtins): Create it.
9965 (ix86_expand_builtin): Expand it.
9966 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9967 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9968 (vec_extractv2si_0, vec_extractv2si_1): New.
9970 2005-01-20 Richard Henderson <rth@redhat.com>
9973 * config/i386/i386.c (ix86_expand_push): New.
9974 * config/i386/mmx.md (push<MMXMODE>1): New.
9975 * config/i386/sse.md (push<SSEMODE>1): New.
9976 * config/i386/i386-protos.h: Update.
9978 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9980 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9983 2005-01-20 Richard Henderson <rth@redhat.com>
9985 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9986 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9988 2005-01-19 Richard Henderson <rth@redhat.com>
9991 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9992 to V4SFmode in SSE1 fallback load path.
9994 2005-01-19 Richard Henderson <rth@redhat.com>
9996 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9997 in QImode expansion to ix86_expand_vector_set.
9998 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10000 2005-01-19 Richard Henderson <rth@redhat.com>
10003 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10004 subclass of the input class.
10005 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10006 Always true for cross-SSE1 classes. Rationalize conditionals.
10007 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10008 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10009 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10010 (movdi_2): Add MMX/SSE zeros.
10011 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10012 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10013 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10014 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10015 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10016 (zero_extendsidi2_rex64_1): Remove.
10017 (MOV0 peephole): Check GENERAL_REG_P.
10019 2005-01-19 Richard Henderson <rth@redhat.com>
10022 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10024 (ix86_expand_vector_extract): Likewise.
10026 2005-01-19 Richard Henderson <rth@redhat.com>
10028 PR middle-end/19304
10029 * expr.c (emit_move_change_mode): New argument force; use
10030 simplify_gen_subreg if true.
10031 (emit_move_via_alt_mode): Merge into ...
10032 (emit_move_via_integer): ... here.
10033 (emit_move_ccmode): Use emit_move_change_mode directly.
10035 2005-01-19 Richard Henderson <rth@redhat.com>
10038 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10039 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10040 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10042 (alpha_emit_set_const): Likewise. Make static.
10043 (alpha_emit_set_long_const): Make static.
10044 (alpha_extract_integer): Split out from alpha_expand_mov.
10045 (alpha_split_const_mov): Likewise.
10046 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10047 (alpha_legitimate_constant_p): New.
10048 * config/alpha/alpha-protos.h: Update.
10049 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10050 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10051 * config/alpha/alpha.md (movsi): Add n alternative.
10052 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10053 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10054 (splitters for all of the above): Use alpha_split_const_mov.
10055 * config/alpha/predicates.md (non_add_const_operand): New.
10056 (non_zero_const_operand): New.
10057 (input_operand): Use alpha_legitimate_constant_p after reload.
10059 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10061 PR tree-optimization/19038
10062 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10063 (add_candidate): Add ivs with increment in latch only if
10064 allow_ip_end_pos_p is true.
10065 (determine_iv_cost): Use empty_block_p.
10067 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10069 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10070 (compute_dominance_frontiers): Ditto.
10072 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10075 * config/sh/t-rtems: New.
10076 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10078 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10080 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10081 the offset of the selected field.
10083 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10085 * tree-cfg.c (remove_forwarder_block): Fix the check to
10086 prevent a nonlocal label from appearing in the middle of a
10089 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10091 PR rtl-optimization/19462
10092 * reorg.c (find_end_label): Create return insn only if
10093 current_function_epilogue_delay_list is empty.
10095 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10097 * doc/passes.texi: Remove paragraph mentioning new-ra.
10099 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10101 PR rtl-optimization/15139
10102 * combine.c: Include params.h.
10103 (count_rtxs): New function.
10104 (record_value_for_reg): If replace_rtx would replace at least
10105 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10106 (clobber (const_int 0)) instead of TEM.
10107 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10108 * params.h (MAX_LAST_VALUE_RTL): New.
10109 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10110 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10113 * c-typeck.c (digest_init): Only call build_vector if all constructor
10114 elements are *_CST nodes.
10115 * gimplify.c (gimplify_init_constructor): Likewise.
10117 PR middle-end/19164
10118 * c-typeck.c (digest_init): Only call build_vector if inside_init
10121 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10123 * toplev.c (init_asm_output): Remove dead #ifdef.
10125 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10127 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10129 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10131 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10132 accessing DECL_FUNCTION_CODE.
10133 * dojump.c (do_jump): Likewise.
10134 * gimplify.c (gimplify_call_expr): Likewise.
10135 * predict.c (expr_expected_value): Likewise.
10136 (strip_builtin_expect): Likewise.
10137 * tree-inline.c (estimate_num_insns_1): Likewise.
10138 * tree-ssa-loop-im.c (stmt_cost): Likewise
10139 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10140 (tree_expr_nonnegative_p): Likewise.
10142 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10144 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10145 variant of the load_pcrel_sym pattern.
10146 * config/sparc/sparc.md (P macro): Move to the top.
10147 (load_pcrel_sym): Macroize using P.
10148 (save_register_window): Likewise.
10150 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10152 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10153 ("sordered"): Same.
10155 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10158 * c-typeck.c (build_asm_expr): Strip nops off
10159 input memory operands.
10161 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10163 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10164 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10165 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10166 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10168 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10171 * config/i386/i386.c (override_options): If the 80387 is disabled,
10172 then do not return FP values using FP registers.
10174 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10176 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10177 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10178 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10179 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10180 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10181 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10182 output.h, postreload-gcse.c, postreload.c, recog.c,
10183 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10184 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10185 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10186 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10187 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10188 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10189 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10190 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10192 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10193 config/alpha/alpha.c, config/arm/vfp.md,
10194 config/i386/emmintrin.h, config/i386/i386-modes.def,
10195 config/i386/i386-protos.h, config/i386/i386.h,
10196 config/i386/pmmintrin.h, config/i386/ppro.md,
10197 config/i386/predicates.md, config/i386/xmmintrin.h,
10198 config/i860/i860.c, config/ia64/ia64-modes.def,
10199 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10200 config/ia64/ia64.md, config/ia64/itanium1.md,
10201 config/ia64/itanium2.md, config/ia64/predicates.md,
10202 config/iq2000/iq2000.h, config/mips/linux64.h,
10203 config/rs6000/aix41.h, config/rs6000/aix43.h,
10204 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10205 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10206 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10207 config/sparc/linux64.h, config/sparc/litecoff.h,
10208 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10209 config/sparc/sparc.h, config/sparc/sparc.md,
10210 config/sparc/sysv4-only.h: Update copyright.
10212 2005-01-18 Richard Henderson <rth@redhat.com>
10215 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10217 2005-01-18 Marc Espie <espie@openbsd.org>
10218 * config/i386/openbsdelf.h: Typo.
10220 2005-01-18 Richard Henderson <rth@redhat.com>
10222 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10223 special case for sse.
10224 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10226 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10228 * tree-inline.c (estimate_num_insns_1): Added cases for
10229 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10231 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10233 PR rtl-optimization/19296
10234 * combine.c (simplify_comparison): Rewrite the condition under
10235 which a non-paradoxical SUBREG of a PLUS can be lifted when
10236 compared against a constant.
10238 2005-01-18 Andi Kleen <ak@muc.de>
10240 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10241 * c.opt (-Wpointer-sign): Add.
10242 * doc/invoke.texi: (-Wpointer-sign): Add.
10244 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10246 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10247 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10248 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10249 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10250 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10251 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10252 for TARGET_MIX_SSE_I387.
10253 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10254 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10255 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10256 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10257 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10258 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10259 TARGET_MIX_SSE_I387.
10260 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10263 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10266 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10267 Add movaps alternative for xmm reg->reg move.
10269 2005-01-17 Jeff Law <law@redhat.com>
10271 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10272 at the end of the main DOM loop rather than just before DOM exits.
10274 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10276 PR tree-optimization/19121
10277 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10278 adding aliases to a name tag, also add them to the pointer's
10280 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10281 sensitive alias info at all. Only check that the two pointers
10282 have compatible pointed-to sets.
10283 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10284 a pointer's type tag is a superset of the alias set of the
10285 pointer's name tag.
10287 2005-01-17 James E Wilson <wilson@specifixinc.com>
10290 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10291 comment to document why.
10293 2005-01-17 Richard Henderson <rth@redhat.com>
10295 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10296 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10297 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10298 sse2_vmsminv2df3_finite): New.
10299 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10300 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10301 Force op1 into register.
10303 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10305 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10306 bubblestrap from always rebuilding build directory.
10308 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10310 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10311 ("*cmpmem_short"): Likewise.
10313 2005-01-17 Steven Bosscher <stevenb@suse.de>
10315 * basic-block.h: Document BB_* flags.
10316 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10317 use an sbitmap instead.
10318 * sched-rgn.c (compute_trg_info): Likewise.
10320 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10322 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10323 redundant target_cpu_default and extra_parts lines. Use the default
10325 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10326 (SUBTARGET_EXTRA_SPECS): Delete.
10327 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10328 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10329 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10330 and "n32" for -mabi=n32.
10332 2005-01-17 Ian Lance Taylor <ian@airs.com>
10335 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10336 fold constant variables into initial values.
10338 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10340 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10342 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10343 through the statements backward.
10345 2005-01-17 Ian Lance Taylor <ian@airs.com>
10347 PR middle-end/13127:
10348 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10349 a variable set to the return value of the inlined function.
10351 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10353 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10354 when modes are tieable.
10356 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10358 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10359 of pthread_create to find out if threads are enabled.
10360 * gthr-posix95.h (__gthread_active_p): Likewise.
10362 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10364 * common.opt (-fnew-ra): Remove.
10366 * toplev.h (flag_new_regalloc): Remove.
10367 * Makefile.in (ra*.*): Don't mention.
10368 * passes.c (rest_of_handle_new_regalloc): Remove.
10369 (rest_of_handle_combine, rest_of_compilation): Always consider
10370 flag_new_regalloc as false.
10371 * doc/invoke.texi: Don't document -fnew-ra.
10373 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10375 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10376 last parameter to reg_scan.
10377 * loop.c (loop_optimize): Likewise.
10378 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10379 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10380 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10381 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10382 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10383 * regclass.c (reg_scan): Likewise, for the declaration.
10384 * rtl.h (reg_scan): Likewise, for the prototype.
10386 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10388 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10389 mark_dfs_back_edges.
10391 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10393 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10394 (compute_avail): Uses don't go in tmp_gen.
10396 2005-01-16 Steven Bosscher <stevenb@suse.de>
10398 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10399 loop to look for a free slot in a page entry.
10401 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10404 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10405 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10406 just before targetm.asm_out.file_end.
10407 * tree.h (process_pending_assemble_output_defs): Declare.
10408 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10410 (assemble_alias): Defer generation of assembly code for defines when
10411 TARGET_DEFERRED_OUTPUT_DEFS is true.
10412 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10413 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10414 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10416 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10419 * pa.c (pa_scalar_mode_supported_p): New function.
10420 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10421 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10423 * pa-protos.h (prefetch_operand): Delete.
10424 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10425 * pa.c (prefetch_operand): Delete.
10426 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10427 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10428 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10429 and prefetch_nocc_operand.
10430 * pa.md (prefetch): Rework to avoid reload problems handling short
10431 displacements when a cache control completer needs to be provided.
10432 (prefetch_32, prefetch_64): Delete.
10433 (prefetch_cc, prefetch_nocc): New patterns.
10435 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10437 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10439 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10442 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10443 exceeds maximum alignment for global common data.
10444 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10445 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10447 2004-01-15 Roger Sayle <roger@eyesopen.com>
10449 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10451 2004-01-15 Roger Sayle <roger@eyesopen.com>
10453 * harg-reg-set.h (reg_class_names): Prototype global array.
10454 * regclass.c (reg_class_names): Declare here and initialize to
10456 (dump_regclass): Remove local declaration of reg_class_names.
10457 (regclass): Likewise.
10458 * cfg.c (dump_flow_info): Likewise.
10459 * ra-debug.c (reg_class_names): Likewise.
10460 * regrename.c (reg_class_names): Likewise.
10461 * reload.c (reg_class_names): Likewise.
10462 * reload1.c (spill_failure): Likewise.
10463 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10465 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10467 * config/s390/s390.md ("reload_outti"): Remove predicate for
10468 output operand. Abort if operand is not a MEM.
10469 ("reload_outdi", "reload_outdf"): Likewise.
10471 2005-01-15 Marc Espie <espie@openbsd.org>
10473 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10474 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10475 * config/openbsd.h: Fix C++ includes for native configurations.
10476 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10477 Add trampoline support.
10478 * config/i386/openbsdelf.h: New.
10480 2005-01-15 Marc Espie <espie@openbsd.org>
10482 * collect2.c (main): Explicitly parse -dynamic-linker option.
10484 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10486 PR tree-optimization/19060
10487 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10488 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10489 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10490 and handle extract_range_from_cond returning false.
10491 * fold-const.c (fold): Optimize comparisons with min/max even for
10492 width > HOST_BITS_PER_WIDE_INT.
10494 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10496 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10497 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10498 Remove little endian multilib variants.
10499 Add mips32 multilib variant.
10501 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10503 * explow.c (copy_all_reg, stabilize): Remove.
10504 * expr.h: Remove the corresponding prototypes.
10506 * rtlanal.c (regs_set_between_p): Remove.
10507 * rtl.h: Remove the corresponding prototype.
10509 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10511 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10512 to rs6000_nonimmediate_operand.
10513 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10514 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10515 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10516 rs6000_nonimmediate_operand.
10517 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10518 rs6000_nonimmediate_operand.
10520 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10522 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10524 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10526 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10528 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10529 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10531 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10532 (rs6k_nonimmediate_operand): New.
10533 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10535 (legitimate_lo_sum_address_p): Same.
10536 (rs6000_legitimize_address): Same.
10537 (rs6000_legitimize_reload_address): Same.
10538 (rs6000_legitimate_address): Same.
10539 (spe_build_register_parallel): Pass DF and DC modes in a DI
10542 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10543 to rs6k_nonimmediate_operand.
10545 * config/rs6000/spe.md ("*frob_df_di"): New.
10546 ("*frob_di_df"): New.
10547 ("*frob_di_df_2"): New.
10548 ("*mov_sidf_e500_subreg0"): New.
10549 ("*mov_sidf_e500_subreg4"): New.
10550 ("*movdf_e500_double"): Change predicate to
10551 rs6k_nonimmediate_operand.
10553 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10555 * postreload.c (move2add_note_store): Only call
10556 trunc_int_for_mode on scalar integers.
10558 2005-01-14 Steven Bosscher <stevenb@suse.de>
10560 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10561 replace BB_VISITED uses.
10562 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10563 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10564 (tree_dce_done): Free visited_control_parents.
10565 (perform_tree_ssa_dce): Allocate and clear it.
10566 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10567 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10568 instead of BB_VISITED.
10570 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10572 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10573 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10574 Remove unused prototypes.
10576 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10578 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10579 64-bit register usage.
10580 (spe_func_has_64bit_regs_p): Add FIXME note.
10582 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10584 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10585 flag_finite_math_only with flag_unsafe_math_optimizations.
10587 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10589 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10590 end-of-stack check.
10591 (__tpf_eh_return): Copy TPF private stack area from the module
10592 boundary stack frame. Add check for when module addresses are
10593 equal, but no stub address is found.
10595 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10598 * arm.h (struct machine_function): Add call_via field.
10599 (thumb_call_via_label): Declare.
10600 * arm.c (thumb_call_via_label): New variable.
10601 (thumb_call_reg_needed): New variable.
10602 (arm_output_function_epilogue): For Thumb code, output any per-function
10603 call-indirect trampolines.
10604 (thumb_call_via_reg): New function.
10605 (arm_file_end): New function.
10606 (TARGET_ASM_FILE_END): Call arm_file_end.
10607 (aof_file_end): Likewise.
10608 * arm-protos.h (thumb_call_via_reg): Declare.
10609 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10610 thumb_call_via_reg in normal case.
10612 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10614 PR middle-end/19084
10615 PR rtl-optimization/19348
10616 * recog.c (peephole2_optimize): Do global life update if some peephole
10617 decides it doesn't need at least one of its inputs and that change
10618 influences liveness at the start of the basic block.
10620 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10621 arguments instead of 1.
10623 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10625 PR middle-end/18820
10626 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10627 zero for nested functions needing a static chain or functions
10628 with a non-constant address.
10630 2005-01-13 Roger Sayle <roger@eyesopen.com>
10632 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10633 (and (sign_extend X) C) into (zero_extend (and X C)).
10635 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10637 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10639 2005-01-13 Richard Henderson <rth@redhat.com>
10644 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10645 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10646 not just TARGET_SSE.
10647 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10648 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10649 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10650 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10651 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10652 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10653 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10654 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10655 (movdicc_c_rex64): Rename with '*'.
10656 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10657 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10658 (movsfcc_1_387): Rename from movsfcc_1.
10659 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10660 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10661 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10662 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10663 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10664 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10665 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10666 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10667 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10668 sse_movdfcc_const0_4): Remove.
10669 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10670 recognize min/max early. Update for changed sse cmove patterns.
10671 (ix86_split_sse_movcc): New.
10672 * config/i386/i386-protos.h: Update.
10674 2005-01-13 Steven Bosscher <stevenb@suse.de>
10676 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10677 (fix_stmt_v_may_defs): Likewise.
10679 2005-01-13 Richard Henderson <rth@redhat.com>
10681 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10682 for converting the mask.
10684 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10686 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10689 2005-01-13 Richard Henderson <rth@redhat.com>
10691 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10692 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10693 IX86_BUILTIN_MOVDQ2Q): Remove.
10694 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10695 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10696 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10698 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10699 (sse2_pextrw): Fix immediate constraint.
10700 (sse2_loadq, sse2_loadq_rex64): Remove.
10701 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10702 Use __builtin_ia32_vec_ext_<size>.
10703 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10705 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10707 * function.c (assign_parm_setup_block): Look inside original
10708 entry_parm when inspecting PARALLEL.
10710 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10711 Joel Sherrill <joel@oarcorp.com>
10714 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10715 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10716 rtems_gxx_recursive_mutex_init.
10717 (__gthread_recursive_mutex_lock): New function.
10718 (__gthread_recursive_mutex_trylock): Likewise.
10719 (__gthread_recursive_mutex_unlock): Likewise.
10721 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10723 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10725 2005-01-13 Jan Beulich <jbeulich@novell.com>
10727 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10728 (ashrti3_internal): Indicate output is early clobber. Generate result
10729 into output rather than first input. Use move for low word of output
10730 if shift count is exactly 64.
10731 (lshrti3_internal): Likewise.
10733 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10737 * reload1.c (delete_output_reload): Don't delete an output reload
10738 if the pseudo lives longer than a single basic block. Adjust and
10739 improve wording of comment.
10741 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10744 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10745 of TYPE_SIZE where we mean the number of bytes.
10747 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10749 * function.c (assign_parm_setup_block): Relax condition on
10750 multi-register optimization.
10752 2005-01-12 Nick Clifton <nickc@redhat.com>
10754 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10755 an "in_delay_slot" attribute of "no" to prevent them being used in
10756 delay slots. This is forbidden because they might generate
10759 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10762 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10763 with r->Y and Y->r.
10765 2005-01-12 Nick Clifton <nickc@redhat.com>
10767 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10768 passed on to GAS) but do not define, as GAS no longer supports or
10769 needs the -m2000 option.
10771 2005-01-11 Roger Sayle <roger@eyesopen.com>
10773 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10774 type as args of unprototyped builtins aren't automatically promoted.
10775 (fold_builtin_abs): Likewise.
10777 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10779 * Makefile.in: Set a `build-warn' variable.
10781 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10783 PR tree-optimization/17949
10784 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10785 (find_interesting_uses_address): Use it.
10787 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10789 * regrename.c (kill_value): Handle subreg's that won't simplify.
10791 2005-01-11 Richard Henderson <rth@redhat.com>
10794 * config/i386/i386.h (enum ix86_builtins): Move ...
10795 * config/i386/i386.c: ... here.
10796 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10797 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10798 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10799 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10800 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10801 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10802 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10803 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10804 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10805 IX86_BUILTIN_LOADDDUP): Remove.
10806 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10807 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10808 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10809 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10810 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10811 (ix86_init_builtins): Make static.
10812 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10813 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10814 if all the modes match. Otherwise, fake it.
10815 (get_element_number, ix86_expand_vec_init_builtin,
10816 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10817 (ix86_expand_builtin): Make static. Update for changed builtins.
10818 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10819 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10820 (ix86_expand_vector_init_duplicate): New.
10821 (ix86_expand_vector_init_low_nonzero): New.
10822 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10823 Split out from ix86_expand_vector_init; handle integer modes.
10824 (ix86_expand_vector_init): Use them.
10825 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10826 * config/i386/i386-protos.h: Update.
10827 * config/i386/predicates.md (reg_or_0_operand): New.
10828 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10829 (movv2sf_internal): Likewise. And a splitter to match them all.
10830 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10831 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10832 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10833 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10834 (mmx_pinsrw): Fix operand ordering.
10835 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10836 rather than sse_loadss expander.
10837 (movv2df splitter): Similarly.
10838 (sse_loadss, sse_loadlss): Remove.
10839 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10840 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10841 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10842 (sse3_movddup): Rename with '*'.
10843 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10844 (sse2_loadsd): Remove.
10845 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10846 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10847 (sse2_pinsrw): Fix argument ordering.
10848 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10849 (sse2_stored): Remove 'r' destination.
10850 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10851 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10852 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10853 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10854 vec_extractv16qi, vec_initv16qi): New.
10856 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10857 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10858 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10860 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10861 (_mm_load_si128, _mm_store_si128): Likewise.
10862 (_mm_load1_pd): Use _mm_set1_pd.
10863 (_mm_load_sd): Use _mm_set_sd.
10864 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10865 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10866 (_mm_set_epi64): Use _mm_set_epi64x.
10867 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10868 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10869 _mm_setr_epi8): Use _mm_set_foo form.
10870 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10871 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10872 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10873 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10874 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10875 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10876 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10877 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10878 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10879 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10880 (_mm_movedup_pd): Use _mm_shuffle_pd.
10881 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10882 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10883 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10884 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10885 Use _mm_setzero_ps.
10886 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10887 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10888 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10889 (_mm_store_ps): Use raw dereference.
10890 (_mm_store1_ps): Use _mm_storeu_ps.
10891 (_mm_storer_ps): Use _mm_store_ps.
10892 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10893 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10895 2005-01-11 Stan Shebs <shebs@apple.com>
10897 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10898 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10900 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10903 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10904 Skip all DECLs except for FIELD_DECLs.
10906 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10908 * config/s390/s390.c (override_options): Return error if
10909 -mbackchain, -mpacked-stack and -mhard-float are used together.
10910 (s390_va_start): Remove the backchain && packed-stack special case.
10911 (s390_gimplify_va_arg): Likewise.
10912 * doc/invoke.texi: Remove the ABI incompatibility note.
10914 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10916 * config/s390/s390.c (struct s390_frame_layout): Remove
10918 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10919 save_backchain_p with TARGET_BACKCHAIN.
10921 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10924 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10925 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10926 * function.c (locate_and_pad_parm): Set new field.
10927 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10928 Tweak where_pad test to include "none". Always set mem align for
10930 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10931 not sufficient for type.
10932 (assign_parm_setup_block): If stack_parm is zero on entry, always
10933 make a new stack local. Block move old stack parm if necessary
10934 to new aligned stack local.
10935 (assign_parm_setup_stack): Use a block move to handle
10936 potentially misaligned entry_parm.
10937 (assign_parms_unsplit_complex): Specify required alignment when
10938 creating stack local.
10939 * calls.c (compute_argument_addresses): Override alignment of stack
10940 arg calculated from its type with the alignment given by
10941 FUNCTION_ARG_BOUNDARY.
10942 (store_one_arg): Likewise.
10944 2005-01-11 Jan Beulich <jbeulich@novell.com>
10946 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10947 Change respective itanium_class attribute to ialu.
10948 (shladdp4_internal): New.
10949 * config/ia64/predicates.md (shladd_log2_operand): New.
10951 2005-01-11 Richard Henderson <rth@redhat.com>
10953 * expr.c (store_constructor): Use rtvec_alloc instead of
10954 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10956 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10958 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10960 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10962 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10963 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10964 (TARGET_RWRELOC): Define.
10965 (ia64_rwreloc_section_type_flags): Delete.
10966 (ia64_section_type_flags): New function.
10967 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10968 (TARGET_RWRELOC): Define.
10970 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10973 * config/ia64/ia64.c (process_set): For alloc insn, only call
10974 process_epilogue is !frame_pointer_needed.
10976 2005-01-10 Roger Sayle <roger@eyesopen.com>
10979 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10980 unary operator and can't be treated as a binary/comparison operator.
10982 2005-01-10 Richard Henderson <rth@redhat.com>
10984 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10985 (ix86_return_in_memory): Likewise.
10986 (function_arg_advance): Likewise. Mirror structure in function_arg
10987 for choosing register to advance.
10989 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10991 * tree-vectorizer.c, tree.def: Fix comment typos.
10993 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10995 * config/s390/s390.c (struct processor_costs): 4 new fields:
10996 ddbr, ddr, debr, der.
10997 (s390_rtx_costs): More precise handling of divide instructions.
10999 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11001 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11003 2005-01-10 Jan Beulich <jbeulich@novell.com>
11005 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11006 names resulting from -ffunction-sections/-fdata-sections and linkonce
11008 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11009 based on the section name. Rearrange the section name comparison logic
11010 slightly so that each section name is compared against at most once.
11012 2005-01-10 Ben Elliston <bje@au.ibm.com>
11014 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11015 targets for which -fPIC reduces limitations on the GOT size.
11017 2005-01-09 Falk Hueffner <falk@debian.org>
11019 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11022 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11025 * collect2.c (main): Set aixrtl_flag for -brtl option.
11026 (resolve_lib_name): Search for .so file extension before .a
11027 if aixrtl_flag set.
11029 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11031 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11032 (vect_analyze_data_refs_alignment): Add dump prints.
11034 2005-01-09 Ira Rosen <irar@il.ibm.com>
11036 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11037 expr_invariant_in_loop_p.
11038 Initialize outputs first thing in the function.
11039 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11040 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11041 (vect_analyze_pointer_ref_access): Check that the initial condition of
11042 the access function is loop invariant.
11044 2005-01-09 Richard Henderson <rth@redhat.com>
11046 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11047 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11048 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11049 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11050 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11051 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11052 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11053 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11054 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11055 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11056 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11057 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11058 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11059 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11060 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11061 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11062 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11063 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11064 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11065 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11066 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11067 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11068 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11070 (mmx_clrdi, pavgusb): Remove.
11071 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11072 with leading sse_ prefix.
11073 * config/i386/sse.md: Receive them.
11074 * config/i386/mmx.md: New file.
11075 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11076 (subrv2sf3): Turn into expander for normal subtraction.
11077 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11078 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11079 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11080 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11081 commutative; use ix86_binary_operator_ok.
11082 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11083 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11084 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11085 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11086 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11087 Macroize from existing patterns; use ix86_binary_operator_ok.
11088 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11089 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11090 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11091 with vec_select+vec_concat.
11092 (mmx_pshufw, mmx_pshufw_1): Likewise.
11093 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11094 (mmx_uavgv4hi3): Model correctly.
11095 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11096 _mm_xor_si64): Remove casts.
11098 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11100 PR tree-optimization/19224
11101 * tree-scalar-evolution.c (get_instantiated_value,
11102 set_instantiated_value): New functions.
11103 (instantiate_parameters_1): Cache the results.
11104 (instantiate_parameters, resolve_mixers): Initialize and free
11107 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11109 * config/i386/i386.md (addhi_4): Correct reference in comment.
11112 2005-01-08 Richard Henderson <rth@redhat.com>
11114 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11115 (_mm_cvtsi128_si64x): Likewise.
11116 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11117 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11118 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11119 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11120 * config/i386/i386-protos.h: Update.
11121 * config/i386/i386.c (print_operand): Add 'H'.
11122 (ix86_fixup_binary_operands): Split out from ...
11123 (ix86_expand_binary_operator): ... here.
11124 (ix86_fixup_binary_operands_no_copy): New.
11125 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11126 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11127 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11128 (safe_vector_operand): Use CONST0_RTX.
11129 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11130 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11131 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11132 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11134 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11135 (IX86_BUILTIN_CMPNGESS): New.
11136 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11137 (attr type): Add sselog1.
11138 (attr unit, attr memory): Handle it.
11139 (movti, movti_internal, movti_rex64): Move near other integer moves.
11140 (movtf, movtf_internal): Move near other fp moves.
11141 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11142 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11143 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11144 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11145 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11146 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11147 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11148 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11149 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11150 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11151 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11152 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11153 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11154 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11155 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11156 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11157 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11158 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11159 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11160 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11161 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11162 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11163 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11164 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11165 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11166 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11167 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11168 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11169 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11170 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11171 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11172 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11173 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11174 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11175 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11176 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11177 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11178 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11179 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11180 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11181 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11182 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11183 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11184 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11186 (SSEPUSH, push<SSEPUSH>): Remove.
11187 (MMXPUSH, push<MMXPUSH>): Remove.
11188 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11189 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11190 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11191 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11192 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11193 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11194 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11195 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11196 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11197 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11198 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11199 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11200 (ppro_sse_log_V4SF): Handle sselog1.
11201 * config/i386/predicates.md (const_0_to_1_operand): New.
11202 (const_0_to_255_mul_8_operand): New.
11203 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11204 (const_2_to_3_operand, const_4_to_7_operand): New.
11205 * config/i386/sse.md: New file.
11206 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11207 (sse_movups): Rename from sse_movups_1.
11208 (sse_loadlss): Rename from sse_loadss_1.
11209 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11211 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11212 (absv4sf2, negv2df, absv2df): New.
11213 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11214 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11215 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11216 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11217 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11218 (sse3_addsubv4sf3): Model correctly.
11219 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11220 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11221 (sse_movhlps): Model with vec_select+vec_concat.
11222 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11223 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11224 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11225 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11226 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11227 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11228 sse2_pshufhw_1): Likewise.
11229 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11230 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11231 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11232 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11233 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11234 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11235 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11236 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11237 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11238 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11239 sminv8hi3): Mark commutative
11240 operands. Use ix86_binary_operator_ok.
11241 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11242 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11243 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11244 sse2_punpcklqdq): Allow operand2 in memory.
11245 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11246 sse2_movsd): Add memory alternatives.
11247 (sse_storelps): Turn expander into an insn; split after reload.
11248 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11249 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11251 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11253 * configure.ac (DWARF-2 debug_line): Use objdump.
11254 * configure: Regenerate.
11256 2005-01-08 Jeff Law <law@redhat.com>
11257 Diego Novillo <dnovillo@redhat.com>
11259 PR tree-optimization/18241
11260 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11261 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11262 statements with volatile operands.
11263 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11264 operands after marking a statement with has_volatile_ops.
11266 2005-01-08 Roger Sayle <roger@eyesopen.com>
11268 * tree.c (int_fits_type_p): Always honor integer constant
11269 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11271 2005-01-08 Roger Sayle <roger@eyesopen.com>
11273 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11274 the latent bug in rtl_delete_block has been resolved.
11276 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11278 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11279 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11281 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11283 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11284 library as @multilib_dir@/$(SHLIB_SONAME).
11286 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11288 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11289 * configure: Regenerate.
11291 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11293 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11296 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11299 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11300 Convert non-word aligned offset address using ld/std into
11303 2005-01-07 Richard Henderson <rth@redhat.com>
11305 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11307 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11309 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11311 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11313 PR tree-optimization/19283
11314 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11315 is not shorter than the original type.
11317 PR rtl-optimization/19012
11318 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11320 PR rtl-optimization/18861
11321 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11322 (FULL_STATE): Define.
11323 (mark_tablejump_edge): New function.
11324 (purge_dead_tablejump_edges): New function.
11325 (find_bb_boundaries): Use it.
11327 PR tree-optimization/18828
11328 * builtins.c (expand_builtin_next_arg): Remove argument and all
11329 the argument checking.
11330 (expand_builtin): Adjust caller.
11331 (expand_builtin_va_start): Likewise. Remove error for too many
11333 (fold_builtin_next_arg): Issue error for too many arguments.
11334 After checking arguments, replace them with magic arguments that
11335 prevent further checking of the args.
11337 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11339 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11341 2005-01-06 Roger Sayle <roger@eyesopen.com>
11344 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11345 and %{.S:...} (and their negative variants) to test whether the
11346 input file is assembler or pre-processed-assembler independent of
11347 the actual filename extension.
11349 2005-01-06 Roger Sayle <roger@eyesopen.com>
11351 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11352 of sign or zero extended values.
11354 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11356 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11357 for IBM long double format correctly.
11359 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11361 Fix PR tree-optimization/18792
11363 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11364 to first_loop_depth, and use loop depth instead of loop number.
11365 (build_classic_dir_vector): Ditto.
11366 (compute_data_dependences_for_loop): Use depth, not loop number.
11367 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11368 number. Pass in loops, instead of loop numbers.
11369 (gather_interchange_stats): Ditto.
11370 (linear_transform_loops): Ditto.
11372 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11375 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11376 biv_fits_mode_p, extension_within_bounds_p): New functions.
11377 (check_ext_dependent_givs): Use them.
11379 2005-01-06 Roger Sayle <roger@eyesopen.com>
11381 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11382 more than one barrier, in which case we should delete them all.
11384 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11386 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11388 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11390 Fix PR middle-end/19286
11392 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11393 output this subprogram, simply ignore this attempt to do it again.
11394 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11395 origin attribute if it's not possible.
11396 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11397 (decls_for_scope): Ditto.
11398 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11399 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11401 2005-01-05 Richard Henderson <rth@redhat.com>
11404 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11405 (bdesc_2arg): Use it.
11406 (ix86_expand_binop_builtin): Force operands into registers
11408 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11409 ix86_expand_sse_compare, ix86_expand_sse_comi,
11410 ix86_expand_builtin): Likewise.
11412 2005-01-05 Richard Henderson <rth@redhat.com>
11414 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11416 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11417 (mulv4hi3): Set itanium_class mmmul.
11418 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11419 (fpack): Rename from fpack_sfsf.
11421 2005-01-05 Richard Henderson <rth@redhat.com>
11424 * reload1.c (do_input_reload): Restrict the optimization deleteing
11425 a previous output reload to RELOAD_FOR_INPUT.
11427 2005-01-05 Steven Bosscher <stevenb@suse.de>
11429 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11430 comment that we fall through after case.
11431 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11432 (distribute_links): Likewise.
11433 * cse.c (cse_insn): Likewise.
11434 * cselib.c (cselib_invalidate_mem): Likewise.
11435 * df.c: Update comments at the top of the file.
11436 (read_modify_subreg_p): Update comments here too.
11437 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11438 * flow.c (mark_set_1): Likewise.
11439 (mark_used_regs): Likewise.
11440 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11441 (canon_list_insert): Likewise.
11442 (mark_set): Likewise.
11443 (try_replace_reg): Likewise.
11444 (store_killed_in_insn): Likewise.
11445 * loop.c (count_one_set): Likewise.
11446 (basic_induction_var): Likewise.
11447 * postreload-gcse.c (find_mem_conflicts): Likewise.
11448 * postreload.c (reload_combine_note_store): Likewise.
11449 (move2add_note_store): Likewise.
11450 * reload.c (find_equiv_reg): Likewise.
11451 (mark_referenced_resources): Likewise.
11452 * rtlanal.c (set_noop_p): Likewise.
11453 (note_stores): Likewise.
11454 (note_uses): Likewise.
11455 * sched-deps.c (sched_analyze_1): Likewise.
11456 * sched-rgn.c (check_live_1): Likewise.
11457 (update_live_1): Likewise.
11458 * config/i860/i860.c: Likewise.
11460 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11462 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11464 * doc/rtl.texi: Update documentation for bit-fields and SET.
11466 2005-01-05 Roger Sayle <roger@eyesopen.com>
11468 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11470 2005-01-05 Jan Hubicka <jh@suse.cz>
11471 Richard Henderson <rth@redhat.com>
11474 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11477 2005-01-05 Richard Henderson <rth@redhat.com>
11480 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11481 (sse_shufps): Change operand 3 to const_int_operand.
11482 (sse2_storelps): Fix typo in template.
11483 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11484 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11485 (ix86_expand_builtin): Likewise.
11487 2005-01-05 Julian Brown <julian@codesourcery.com>
11489 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11490 as aggregates for AAPCS ABIs.
11492 2005-01-05 Stan Shebs <shebs@apple.com>
11494 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11495 Mach-O getters if ppc64.
11496 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11498 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11499 signed four-byte field for global code case.
11500 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11502 2005-01-05 Roger Sayle <roger@eyesopen.com>
11504 PR middle-end/19100
11505 * c-common.c: Include real.h.
11506 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11507 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11508 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11509 * Makefile.in (c-common.o): Update dependencies.
11511 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11513 * c-parse.in (asm_string): Add trailing semicolon.
11515 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11517 * c-parse.in (asm_string): New. Don't allow wide strings in
11519 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11520 asm_string instead of STRING.
11522 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11524 * c-typeck.c (constructor_no_implicit): Remove.
11525 (set_designator, process_init_element): Don't check
11526 constructor_no_implicit.
11528 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11529 Kaz Kojima <kkojima@gcc.gnu.org>
11532 * lcm.c (create_pre_exit): New.
11533 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11534 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11536 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11538 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11539 -msoft-float in target_float_switch.
11540 * arm.c (arm_override_options): Fix processing of target_float_switch.
11542 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11544 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11547 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11549 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11550 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11552 2005-01-04 Roger Sayle <roger@eyesopen.com>
11554 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11555 if deleting the then-block allows the test-block to fallthru to the
11558 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11561 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11562 after the full declaration if the are in two different TUs.
11564 2005-01-04 Richard Henderson <rth@redhat.com>
11567 * tree-sra.c (generate_one_element_init): Just
11568 call gimplify_and_add.
11569 (generate_element_init): Record the
11570 new referenced variables and mark them for renaming
11571 and split out to ...
11572 (generate_element_init_1): This.
11573 (scalarize_init): Don't call push_gimplify_context/
11574 pop_gimplify_context.
11576 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11578 * toplev.c (get_src_pwd): Handle failure of getpwd().
11580 2005-01-04 Roger Sayle <roger@eyesopen.com>
11582 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11584 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11585 all the cases handled by it are inverted by invert_truthvalue.
11587 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11589 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11590 (save_register_windowsi): Likewise.
11592 2005-01-04 Richard Henderson <rth@redhat.com>
11594 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11596 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11598 PR middle-end/17767
11599 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11600 any simplifications of vector mode comparison operators.
11601 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11603 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11604 Devang Patel <dpatel@apple.com>
11606 PR tree-optimization/18308
11607 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11608 the operands before creating a new expression.
11609 * dojump.c (do_jump): Make drop_through_label available
11610 for all cases. Add expansion of COND_EXPR.
11612 2005-01-04 Ira Rosen <irar@il.ibm.com>
11614 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11615 INTEGER_CST instead of TREE_CONSTANT.
11616 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11617 instead of TREE_CONSTANT.
11618 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11619 instead of TREE_CONSTANT.
11621 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11623 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11625 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11628 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11629 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11631 2005-01-03 Richard Henderson <rth@redhat.com>
11633 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11634 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11635 fold_convert_const_real_from_real): Split out from ...
11636 (fold_convert_const): ... here.
11638 2005-01-03 Richard Henderson <rth@redhat.com>
11641 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11642 (mov<MMXMODEI>_internal): Likewise.
11643 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11644 Add V2SF case; use it for SSE1; don't use TI.
11645 (movdf_integer): Likewise.
11646 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11648 2005-01-03 Ira Rosen <irar@il.ibm.com>
11650 * tree-vectorizer.c (vect_strip_conversions): New function.
11651 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11652 check for binary class.
11654 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11658 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11660 * gimple-low.c (mark_blocks_with_used_vars): New function.
11661 (mark_blocks_with_used_subblocks): Ditto.
11662 (mark_used_blocks): Ditto.
11663 (pass_mark_used_blocks): New pass.
11664 * tree-inline.c: Include debug.h.
11665 (expand_call_inline): Call outlining_inline_function here.
11666 * tree-optimize.c (init_tree_optimization_passes): Add
11667 pass_mark_used_blocks.
11668 * tree-pass.h (pass_mark_used_blocks): New.
11669 * Makefile.in (tree-inline.o): Add debug.h dependency.
11671 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11673 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11674 VAR_DECLs to have weak_import attribute.
11676 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11679 2004-01-03 Steven Bosscher <stevenb@suse.de>
11681 * passes.c (rest_of_compilation): Don't run regmove if only
11682 flag_expensive_optimizations, require flag_regmove instead.
11684 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11686 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11688 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11689 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11690 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11691 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11693 2005-01-03 Richard Henderson <rth@redhat.com>
11695 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11696 (ia64_const_ok_for_letter_p): New.
11697 (ia64_const_double_ok_for_letter_p): New.
11698 (ia64_extra_constraint): New.
11699 (ia64_expand_vecint_compare): New.
11700 (ia64_expand_vcondu_v2si): New.
11701 (ia64_expand_vecint_cmov): New.
11702 (ia64_expand_vecint_minmax): New.
11703 (ia64_print_operand): Add 'v'.
11704 (ia64_preferred_reload_class): New.
11705 (ia64_vector_mode_supported_p): New.
11706 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11707 (PREFERRED_RELOAD_CLASS): Move to function.
11708 (CONST_OK_FOR_LETTER_P): Move to function.
11709 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11710 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11711 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11712 (EXTRA_CONSTRAINT): Move to function.
11713 * config/ia64/ia64.md: Include vect.md.
11714 (itanium_class): Add mmalua.
11716 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11718 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11719 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11721 (const_int_2bit_operand): New.
11722 (fr_reg_or_0_operand): New.
11723 * config/ia64/ia64-modes.def: Add vector modes.
11724 * config/ia64/ia64-protos.h: Update.
11725 * config/ia64/vect.md: New file.
11727 2005-01-03 Richard Henderson <rth@redhat.com>
11729 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11731 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11734 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11736 (log1pdf2): Change mode of operands[0,1] to DFmode.
11738 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11740 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11741 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11742 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11743 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11744 SPARC_RELAXED_ORDERING.
11746 2005-01-03 Richard Henderson <rth@redhat.com>
11747 Uros Bizjak <uros@kss-loka.si>
11750 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11751 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11752 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11754 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11755 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11756 const_pow2_1_to_128_operand): New predicates.
11758 2005-01-02 Greg McGary <greg@mcgary.org>
11760 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11762 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11763 object. [ptr_type]: Remove unused variable.
11764 Remember nearest addressable array-element or record-component
11765 when checking bitfield components. Tolerate empty BIND_EXPR.
11767 2005-01-01 Richard Henderson <rth@redhat.com>
11769 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11770 that don't narrow the value. Fail for other conversions.
11772 2005-01-01 Richard Henderson <rth@redhat.com>
11775 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11776 * c-lang.c (finish_file): Don't do it here.
11777 * objc/objc-act.c (objc_finish_file): Likewise.
11779 * cgraph.c (decl_assembler_name_equal): New.
11780 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11781 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11782 * cgraph.h (struct cgraph_varpool_node): Add next.
11783 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11784 * varasm.c (assemble_alias): Mark the target as needed.
11786 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11788 PR middle-end/19221
11789 * function.c (get_arg_pointer_save_area): Use entry_of_function
11790 instead of get_insns.
11792 2005-01-01 Roger Sayle <roger@eyesopen.com>
11793 Andrew Pinski <pinskia@physics.uc.edu>
11794 James E. Wilson <wilson@specifixinc.com>
11796 PR rtl-optimization/12092
11797 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11800 2005-01-01 Roger Sayle <roger@eyesopen.com>
11801 Olivier Hainque <hainque@act-europe.fr>
11803 * tree.c (int_fits_type_p): A narrower type always fits in a
11804 wider one, except for negative values into unsigned types.
11806 2005-01-01 Roger Sayle <roger@eyesopen.com>
11808 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11809 with the original constant rather than require TREE_OVERFLOW.
11811 2005-01-01 Steven Bosscher <stevenb@suse.de>
11813 PR middle-end/17544
11814 * c-decl.c (finish_function): If compiling C99, annotate the
11815 compiler generated return with the current file name and line 0.
11816 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11817 the source line is greater than 0.
11818 (remove_bb): Likewise.